1 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4 follow chains of regs with a single definition, and allow expressions
5 that are function_invariant_p.
6 (simple_rhs_p): Allow expressions that are function_invariant_p.
8 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11 * fold-const.c (fold_cond_expr_with_comparison): When folding
12 > and >= to MAX, make sure the MAX uses the same type as the
13 comparison's operands.
15 2009-04-24 Nick Clifton <nickc@redhat.com>
17 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18 addressing for DImode accesses.
19 (frv_print_operand_address): Handle PLUS case.
20 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as
23 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25 PR rtl-optimization/39794
26 * alias.c (canon_true_dependence): Add x_addr argument.
27 * rtl.h (canon_true_dependence): Adjust prototype.
28 * cse.c (check_dependence): Adjust canon_true_dependence callers.
29 * cselib.c (cselib_invalidate_mem): Likewise.
30 * gcse.c (compute_transp): Likewise.
31 * dse.c (scan_reads_nospill): Likewise.
32 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
33 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
34 canon_base_addr of the group, plus optional offset.
35 (struct group_info): Rename canon_base_mem to
37 (get_group_info): Set canon_base_addr to canon_rtx of base, not
38 canon_rtx of base_mem.
40 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
42 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
43 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
45 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
47 * config/spu/spu-builtins.h: Delete file.
49 * config/spu/spu.h (enum spu_builtin_type): Move here from
51 (struct spu_builtin_description): Likewise. Add GTY marker.
52 Do not use enum spu_function_code or enum insn_code.
53 (spu_builtins): Add extern declaration.
55 * config/spu/spu.c: Do not include "spu-builtins.h".
56 (enum spu_function_code, enum spu_builtin_type_index,
57 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
58 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
59 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
60 unsigned_V2DI_type_node): Move here from spu-builtins.h.
61 (spu_builtin_types): Make static. Add GTY marker.
62 (spu_builtins): Add extern declaration with GTY marker.
65 * config/spu/spu-c.c: Do not include "spu-builtins.h".
66 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
67 Check programmatically whether all parameters are scalar.
69 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
71 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
73 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
74 assignment from the constructor either if the target is volatile.
76 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
78 * config/arm/arm.md (insv): Do not share operands[0].
80 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
82 * config/vxlib-tls.c (active_tls_threads): Delete.
83 (delete_hook_installed): New.
84 (tls_delete_hook): Don't delete the delete hook.
85 (tls_destructor): Delete it here.
86 (__gthread_set_specific): Adjust installing the delete hook.
87 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
88 __gthread_leave_tsd_dtor_context.
90 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
92 * c-format.c (gcc_tdiag_char_table): Add support for %E.
94 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
96 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
98 (alpha_rtx_costs): Ditto.
99 (emit_unlikely_jump): Use add_reg_note.
100 (emit_frame_store_1): Ditto.
101 (alpha_expand_prologue): Ditto.
102 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
103 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
105 2009-04-23 Nick Clifton <nickc@redhat.com>
107 * config/v850/v850.md (epilogue): Remove suppressed code.
108 (return): Rename to return_simple and remove test of frame size.
109 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
110 to gen_return_simple.
112 2009-04-22 Jing Yu <jingyu@google.com>
115 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
117 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
120 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
121 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
122 value is a VECTOR_CST, the element type is the element type of the
125 2009-04-22 DJ Delorie <dj@redhat.com>
127 * config/m32c/m32c.h: Update GTY annotations to new syntax.
129 2009-04-22 Jakub Jelinek <jakub@redhat.com>
131 * alias.c (find_base_term): Move around LO_SUM case, so that
132 CONST falls through into PLUS/MINUS handling.
135 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
136 into 0, use omit_one_operand.
138 2009-04-23 Ben Elliston <bje@au.ibm.com>
140 * config/rs6000/linux-unwind.h (get_regs): Remove type
141 puns. Change the type of `pc' to an array of unsigned ints and
142 update all users. Constify frame24.
144 2009-04-22 DJ Delorie <dj@redhat.com>
146 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
147 declarations before code.
148 (current_function_special_page_vector): Likewise.
149 (m32c_expand_insv): Silence a warning.
151 2009-04-21 Taras Glek <tglek@mozilla.com>
153 * alias.c: Update GTY annotations to new syntax.
154 * basic-block.h: Likewise.
155 * bitmap.h: Likewise.
156 * c-common.h: Likewise.
157 * c-decl.c: Likewise.
158 * c-parser.c: Likewise.
159 * c-pragma.c: Likewise.
160 * c-tree.h: Likewise.
161 * cfgloop.h: Likewise.
162 * cgraph.h: Likewise.
163 * config/alpha/alpha.c: Likewise.
164 * config/arm/arm.h: Likewise.
165 * config/avr/avr.h: Likewise.
166 * config/bfin/bfin.c: Likewise.
167 * config/cris/cris.c: Likewise.
168 * config/darwin.c: Likewise.
169 * config/frv/frv.c: Likewise.
170 * config/i386/i386.c: Likewise.
171 * config/i386/i386.h: Likewise.
172 * config/i386/winnt.c: Likewise.
173 * config/ia64/ia64.h: Likewise.
174 * config/iq2000/iq2000.c: Likewise.
175 * config/mips/mips.c: Likewise.
176 * config/mmix/mmix.h: Likewise.
177 * config/pa/pa.c: Likewise.
178 * config/pa/pa.h: Likewise.
179 * config/rs6000/rs6000.c: Likewise.
180 * config/s390/s390.c: Likewise.
181 * config/sparc/sparc.c: Likewise.
182 * config/xtensa/xtensa.c: Likewise.
183 * cselib.h: Likewise.
184 * dbxout.c: Likewise.
185 * dwarf2out.c: Likewise.
186 * except.c: Likewise.
187 * except.h: Likewise.
188 * fixed-value.h: Likewise.
189 * function.c: Likewise.
190 * function.h: Likewise.
191 * gimple.h: Likewise.
192 * integrate.c: Likewise.
193 * optabs.c: Likewise.
194 * output.h: Likewise.
197 * stringpool.c: Likewise.
198 * tree-data-ref.c: Likewise.
199 * tree-flow.h: Likewise.
200 * tree-scalar-evolution.c: Likewise.
201 * tree-ssa-address.c: Likewise.
202 * tree-ssa-alias.h: Likewise.
203 * tree-ssa-operands.h: Likewise.
206 * varasm.c: Likewise.
207 * varray.h: Likewise.
209 * coretypes.h: Do not define GTY macro if it is already defined.
210 * doc/gty.texi: Update GTY documentation to new syntax.
211 * gengtype-lex.l: Enforce attribute-like syntax for GTY
212 annotations on structs.
213 * gengtype-parse.c: Likewise.
215 2009-04-22 Mark Heffernan <meheff@google.com>
217 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
219 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
221 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
224 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
226 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
227 the same as a PLUS without a shift. Increase the cost of a
230 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
232 * Makefile.in: Update dependencies.
233 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
234 * errors.h: Remove bogus comment about compatibility.
235 (warning): Update declaration.
236 * genautomata.c: Update all calls to warning.
237 * gimple.c: Do not include errors.h. Include toplev.h.
238 * tree-ssa-structalias.c: Do not include errors.h.
240 * tree-ssa-reassoc.c: Likewise.
241 * config/spu/spu-c.c: Likewise.
242 * config/spu/t-spu-elf: Update dependencies.
244 2009-04-22 Richard Guenther <rguenther@suse.de>
246 PR tree-optimization/39824
247 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
248 make sure the types are compatible.
250 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
253 * c-common.c (c_parse_error): Take a token_flags parameter.
254 Use token_type for the token type instead.
255 Pass token_flags to cpp_type2name.
256 * c-common.h (c_parse_error): Update declaration.
257 * c-parser.c (c_parser_error): Pass 0 as token flags.
259 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
261 PR rtl-optimization/39580
262 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
264 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
266 * function.c (expand_function_end): Do not emit a jump to the "naked"
267 return label for fall-through returns.
268 * except.c (sjlj_emit_function_exit): Always place the call to the
269 unregister function at the location installed by expand_function_end.
271 2009-04-22 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/39845
274 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
275 (gen_inbound_check): Likewise.
277 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
279 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
281 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
282 * config/vxlib.c (__gthread_once): Add race guard for PPC.
284 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
286 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
287 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
288 shift counts to avoid out-of-bounds array accesses.
290 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
292 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
295 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
297 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
298 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
299 GET_CODE macro. Use IN_RANGE macro where appropriate.
300 * config/alpha/alpha.h: Ditto.
301 * config/alpha/alpha.md: Ditto.
302 * config/alpha/constraints.md: Ditto.
303 * config/alpha/predicates.md: Ditto.
305 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
307 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
308 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
309 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
310 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
311 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
312 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
313 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
314 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
315 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
316 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
317 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
318 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
319 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
320 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
321 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
322 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
323 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
324 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
325 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
326 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
327 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
328 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
329 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
330 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
331 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
332 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
333 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
335 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
337 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
338 references from comments.
339 * cfgbuild.c: (count_basic_blocks): Delete.
340 (find_basic_blocks_1): Delete.
341 (find_basic_blocks): Delete.
342 * except.c (finish_eh_generation): Make static. Move comment from
343 except.h here. Remove find_basic_blocks references from comments.
344 * except.h (finish_eh_generation): Delete.
345 * basic-block.h (find_basic_blocks): Delete.
346 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
348 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
350 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
351 (sdbout_parms): Likewise.
353 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
355 * config/sh/sh.c (prepare_cbranch_operands): Use
356 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
357 (expand_cbranchdi4): Likewise.
358 (from_compare): Add cast to enum type.
359 (expand_cbranchsi4): Use add_reg_note.
360 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
361 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
362 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
363 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
364 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
365 instead of CODE_FOR_nothing.
366 (cbranchdi4): Likewise. Fix the order of arguments for
368 (push_fpscr): Use add_reg_note.
369 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
370 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
372 2009-04-21 Joseph Myers <joseph@codesourcery.com>
374 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
375 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
376 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
377 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
378 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
379 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
380 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
381 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
382 config/alpha/x-vms, config/arc/t-arc,
383 config/arm/README-interworking, config/arm/arm-c.c,
384 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
385 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
386 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
387 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
388 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
389 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
390 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
391 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
392 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
393 config/cris/t-elfmulti, config/crx/t-crx,
394 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
395 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
396 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
397 config/h8300/t-h8300, config/i386/athlon.md,
398 config/i386/darwin-libgcc.10.4.ver,
399 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
400 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
401 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
402 config/i386/t-linux64, config/i386/t-nwld,
403 config/i386/t-rtems-i386, config/i386/t-sol2-10,
404 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
405 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
406 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
407 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
408 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
409 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
410 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
411 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
412 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
413 config/m68k/t-uclinux, config/mcore/t-mcore,
414 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
415 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
416 config/mips/crtn.asm, config/mips/irix-crti.asm,
417 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
418 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
419 config/mips/mips-fixed.md, config/mips/sb1.md,
420 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
421 config/mips/t-iris6, config/mips/t-isa3264,
422 config/mips/t-libgcc-mips16, config/mips/t-linux64,
423 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
424 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
425 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
426 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
427 config/mn10300/t-linux, config/mn10300/t-mn10300,
428 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
429 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
430 config/picochip/libgccExtras/clzsi2.asm,
431 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
432 config/rs6000/darwin-libgcc.10.4.ver,
433 config/rs6000/darwin-libgcc.10.5.ver,
434 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
435 config/rs6000/t-aix43, config/rs6000/t-aix52,
436 config/rs6000/t-darwin, config/rs6000/t-fprules,
437 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
438 config/rs6000/t-lynx, config/rs6000/t-netbsd,
439 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
440 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
441 config/rs6000/t-rtems, config/rs6000/t-spe,
442 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
443 config/score/t-score-elf, config/sh/divcost-analysis,
444 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
445 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
446 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
447 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
448 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
449 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
450 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
451 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
452 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
453 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
454 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
455 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
456 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
457 limitx.h, version.c, xcoff.h: Add copyright and license notices.
458 * config/h8300/genmova.sh: Include copyright and license notices
460 * config/h8300/mova.md: Regenerate.
461 * doc/install.texi2html: Include word "Copyright" in copyright
462 notice and use name "Free Software Foundation, Inc.".
463 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
464 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
465 ChangeLog-2007, ChangeLog-2008: Correct dates.
467 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
469 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
470 NE_EXPR operations as well.
471 * c-parser.c (c_parser_condition): Do not set location information on
473 (c_parser_conditional_expression): Likewise.
474 (c_parser_binary_expression): Set location information on operators.
475 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
476 TRUTH_NOT_EXPR has been folded.
477 * fold-const.c (fold_truth_not_expr): Copy location information from
478 the incoming expression to the outgoing one.
479 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
480 recursive calls on the LHS of the operator but pass that of the
481 operator to recursive calls on the RHS of the operator. Set it
483 (shortcut_cond_expr): Set the locus of the operator on the second
484 COND_EXPR and that of the expression on the first in degenerate cases.
485 Pass the locus of the expression to calls to shortcut_cond_r.
486 Set the locus of the 'then' block on the associated jump, if any.
487 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
488 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
489 expression to call to gimplify_boolean_expr.
491 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
493 * config.gcc: Add additional configuration for
494 i686-w64-mingw* and x86_64-w64-mingw* triplet.
495 * config/i386/mingw-w64.h: New mingw-w64 specific header.
496 (CPP_SPEC): Redefine for allowing -municode option.
497 (STARTFILE_SPEC): Likewise.
498 * config/i386/t-mingw-w64: New.
499 * config/i386/mingw-w64.opt: New.
500 (municode): Add new target option.
501 * doc/invoke.texi (municode): Add documentation for new option.
503 2009-04-21 Ian Lance Taylor <iant@google.com>
505 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
506 Correct test for number of arguments.
507 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
509 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
511 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
512 argument of emit_library_call.
514 2009-04-21 Richard Guenther <rguenther@suse.de>
517 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
518 inside VIEW_CONVERT_EXPRs.
520 2009-04-21 Martin Jambor <mjambor@suse.cz>
522 * tree-switch-conversion.c (build_constructors): Split a long line.
523 (constructor_contains_same_values_p): New function.
524 (build_one_array): Create assigns of constants if possible, do not
525 call mark_sym_for_renaming, call update_stmt.
526 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
527 make_rename_temp. Do not call mark_symbols_for_renaming, call
529 (gen_def_assigns): Do not call mark_symbols_for_renaming or
530 find_new_referenced_vars, call update_stmt.
531 (gen_inbound_check): Use create_tmp_var and create ssa names manually
532 instead of calling make_rename_temp. Do not call
533 find_new_referenced_vars or mark_symbols_for_renaming, call
536 2009-04-21 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/39827
539 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
540 (tree_ssa_phiprop): Pass the correct array size.
542 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
544 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
546 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
549 * c-typeck.c (lvalue_p): Move declaration ...
550 * c-common.h (lvalue_p): ... to here.
551 * c-common.c (candidate_equal_p): New.
553 (merge_tlist): Use it.
554 (warn_for_collisions_1): Likewise.
555 (warning_candidate_p): Accept more candidates.
556 (verify_tree): A warning candidate can be an expression. Use
559 2009-04-21 Ben Elliston <bje@au.ibm.com>
562 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
563 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
564 options. Remove -mcall-solaris documentation.
566 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
569 * doc/invoke.texi (-Wlong-long): Update description.
570 * c-lex (interpret_integer): Only warn if there was no previous
571 overflow and -Wlong-long is enabled.
572 * c-decl.c (declspecs_add_type): Drop redundant flags.
573 * c.opt (Wlong-long): Init to -1.
574 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
575 and front-end warn_long_long. Wlong-long only depends on other
576 flags if it is uninitialized.
577 * c-parser.c (disable_extension_diagnostics): warn_long_long is
578 the same for CPP and FE.
579 (restore_extension_diagnostics): Likewise.
581 2009-04-20 Ian Lance Taylor <iant@google.com>
583 Fix enum conversions which are invalid in C++:
584 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
585 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
586 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
587 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
588 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
589 (dbxout_parms): Likewise.
590 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
591 (df_clear_flags): Likewise.
592 * df-problems.c (df_rd_bb_local_compute_process_def): Change
593 top_flag parameter to int.
594 (df_chain_create_bb_process_use): Likewise.
595 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
597 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
598 (df_ref_create_structure, df_def_record_1): Likewise.
599 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
600 (df_notes_rescan): Change 0 to VOIDmode in function call.
601 (df_get_call_refs, df_insn_refs_collect): Likewise.
602 (df_bb_regs_collect): Likewise.
603 (df_entry_block_defs_collect): Likewise.
604 (df_exit_block_uses_collect): Likewise.
605 * df.h: Update declarations.
606 * double-int.c (double_int_divmod): Add cast to enum type.
607 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
608 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
609 (based_loc_descr): Likewise.
610 (loc_descriptor_from_tree_1): Change first_op and second_op to
611 enum dwarf_location_atom. Add cast to enum type.
612 * expmed.c (init_expmed): Change 0 to SET in function call.
613 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
614 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
615 (do_store_flag): Likewise.
616 * fixed-value.h (struct fixed_value): Change mode to enum
618 * function.c (assign_parms): Change 0 to VOIDmode in function call.
619 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
621 (insert_insn_decl, insert_decl, insert_state): Likewise.
622 (automata_list_finish): Likewise.
623 * genrecog.c (process_define_predicate): Add cast to enum type.
624 * gensupport.c (init_predicate_table): Add cast to enum type.
625 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
627 (gimple_build_call_1, gimple_build_label): Likewise.
628 (gimple_build_goto, gimple_build_asm_1): Likewise.
629 (gimple_build_switch_1, gimple_build_cdt): Likewise.
630 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
631 (enum fallback): Rename from enum fallback_t.
632 (fallback_t): Typedef as int.
633 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
634 GSI_SAME_STMT in function call.
635 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
637 (setup_reg_class_relations): Likewise.
638 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
639 (setup_prohibited_class_mode_regs): Add cast to enum type.
640 (setup_prohibited_mode_move_regs): Likewise.
641 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
642 (record_address_regs): Change i to enum reg_class.
643 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
644 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
645 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
646 (GET_MODE_2XWIDER_MODE): Likewise.
647 (GET_CLASS_NARROWEST_MODE): Likewise.
648 * omp-low.c (expand_omp_for): Add cast to enum type.
649 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
650 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
651 * postreload.c (reload_cse_simplify_operands): Change rclass local
653 * predict.c (combine_predictions_for_insn): Change best_predictor
654 and predictor to enum br_predictor.
655 (combine_predictions_for_bb): Likewise.
656 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
657 use SET_PREDICT_EXPR_OUTCOME.
658 * real.c (real_arithmetic): Change icode to code in function call.
659 * reginfo.c (init_move_cost): Add casts to enum type.
660 (init_reg_sets_1, init_fake_stack_mems): Likewise.
661 * regmove.c (regclass_compatible_p): Change class0 and class1 to
663 * reload.c (find_valid_class): Add casts to enum type.
664 (push_reload): Change 0 to NO_REGS in function call.
665 (find_reloads): Change this_alternative to array of enum
666 reg_class. Remove some now-unnecessary casts.
667 (make_memloc): Change 0 to VOIDmode in function call.
668 * reload1.c (reload): Change 0 to VOIDmode in function call.
669 (eliminate_regs_1, elimination_effects): Likewise.
670 (eliminate_regs_in_insn): Likewise.
671 (emit_input_reload_insns): Add cast to enum type.
672 (delete_output_reload): Change 0 to VOIDmode in function call.
673 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
674 to enum type in function call.
675 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
676 (SET_PREDICT_EXPR_OUTCOME): Define.
677 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
678 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
679 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
680 (dump_function): Likewise.
681 * tree-dump.h: Update declarations.
682 * tree-pass.h: Update declarations.
683 * varasm.c (assemble_integer): Change mclass to enum mode_class.
684 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
686 (arm_rtx_costs_1): Correct parenthesization.
687 (arm_rtx_costs): Add casts to enum type.
688 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
689 (vfp_emit_fstmd): Use add_rg_note.
690 (emit_multi_reg_push, emit_sfm): Likewise.
691 (thumb_set_frame_pointer): Likewise.
692 (arm_expand_prologue): Likewise.
693 (arm_regno_class): Change return type to enum reg_class.
694 (thumb1_expand_prologue): Use add_reg_note.
695 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
696 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
698 * config/arm/gentune.sh: Add cast to enum type.
699 * config/arm/arm-tune.md: Rebuild.
700 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
701 (ix86_split_fp_branch, predict_jump): Likewise.
702 (ix86_expand_multi_arg_builtin): Change sub_code from enum
703 insn_code to enum rtx_code.
704 (ix86_builtin_vectorized_function): Add cast to enum type.
705 * config/i386/i386.md (truncdfsf2): Change slot to enum
707 (truncxf<mode>2, isinf<mode>2): Likewise.
708 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
710 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
711 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
712 (insert_bundle_state): Change 1 to INSERT in function call.
713 (ia64_add_bundle_selector_before): Likewise.
714 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
715 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
716 (restore_stack_nonlocal): Likewise.
717 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
719 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
721 (mips_rtx_costs): Likewise.
722 (mips_override_options): Add casts to enum type.
723 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
725 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
726 (store_reg, set_reg_plus_d): Likewise.
727 (hppa_expand_prologue, hppa_profile_hook): Likewise.
728 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
730 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
732 (emit_unlikely_jump): Use add_reg_note.
733 (rs6000_emit_allocate_stack): Likewise.
734 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
735 (output_toc): Change 1 to INSERT in function call.
736 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
737 (rs6000_initialize_trampoline): Likewise.
738 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
740 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
741 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
742 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
743 (save_gprs): Use add_reg_note.
744 (s390_emit_prologue): Likewise.
745 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
746 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
747 (sparc_fold_builtin): Add cast to enum type.
748 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
750 (spu_expand_prologue): Use add_reg_note.
751 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
753 2009-04-20 Ian Lance Taylor <iant@google.com>
755 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
756 (c_parser_postfix_expression_after_primary): Get VEC for list of
757 arguments. Get original types of arguments. Call
758 build_function_call_vec.
759 (cached_expr_list_1, cached_expr_list_2): New static variables.
760 (c_parser_expr_list): Change return type to VEC *. Add
761 p_orig_types parameter. Change all callers.
762 (c_parser_release_expr): New static function.
763 (c_parser_vec_to_tree_list): New static function.
764 * c-typeck.c (build_function_call): Rewrite to build a VEC and
765 call build_function_call_vec.
766 (build_function_call_vec): New function, based on old
768 (convert_arguments): Remove nargs and argarray parameters. Change
769 values to a VEC. Add origtypes parameter.
770 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
771 (convert_for_assignment): Add origtype parameter. Change all
772 callers. If warn_cxx_compat, check for conversion to an enum
773 type when calling a function.
774 (store_init_value): Add origtype parameter. Change all callers.
775 (digest_init): Likewise.
776 (struct init_node): Add origtype field.
777 (add_pending_init): Add origtype parameter. Change all callers.
778 (output_init_element): Likewise.
779 (output_pending_init_elements): Pass origtype from init_node to
781 (process_init_element): Pass origtype from c_expr to
783 (c_finish_return): Add origtype parameter. Change all callers.
784 * c-common.c (sync_resolve_size): Change params to VEC *. Change
786 (sync_resolve_params): Likewise.
787 (sync_resolve_return): Change params to first_param. Change caller.
788 (resolve_overloaded_builtins): Change params to VEC *. Change
789 callers. Save first parameter around call to build_function_call_vec.
790 * c-decl.c (finish_decl): Add origtype parameter. Change all
791 callers. Call build_function_call_vec rather than
792 build_function_call for cleanup.
793 * c-tree.h: Update declarations.
794 * c-common.h: Update declarations.
795 * stub-objc.c (objc_rewrite_function_call): Change parameter from
796 params to first_param.
797 * target.h (struct gcc_target): Change resolve_overloaded_builtin
798 params parameter from tree to void *.
799 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
800 Change arglist parameter to have type void *, and to be a pointer
802 * config/rs6000/rs6000-protos.h
803 (altivec_resolve_overloaded_builtin): Update declaration.
804 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
805 fnargs parameter to have type void *, and to be a pointer to a
806 VEC. Call build_function_call_vec instead of
808 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
810 2009-04-20 Joey Ye <joey.ye@intel.com>
811 Xuepeng Guo <xuepeng.guo@intel.com>
812 H.J. Lu <hongjiu.lu@intel.com>
814 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
816 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
817 (IX86_LEA_PRIORITY): Likewise.
818 (distance_non_agu_define): New function.
819 (distance_agu_use): Likewise.
820 (ix86_lea_for_add_ok): Likewise.
821 (ix86_dep_by_shift_count): Likewise.
823 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
824 should split for LEA.
826 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
828 (ix86_dep_by_shift_count): Likewise.
830 2009-04-20 Richard Guenther <rguenther@suse.de>
832 * expr.c (handled_component_p): Move ...
833 * tree.h (handled_component_p): ... here.
834 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
835 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
836 and REALPART_EXPR to be in one group.
838 2009-04-20 Richard Guenther <rguenther@suse.de>
840 * basic-block.h (get_all_dominated_blocks): Declare.
841 * dominance.c (get_all_dominated_blocks): New function.
842 * tree-cfg.c (get_all_dominated_blocks): Remove.
843 (remove_edge_and_dominated_blocks): Adjust.
844 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
845 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
846 instead of recursing.
848 2009-04-20 Doug Kwan <dougkwan@google.com>
850 * cgraph.h (cgraph_node_ptr): New type for vector functions.
851 (struct cgraph_node_set_def): New type.
852 (cgraph_node_set) New type. Also declare vector functions.
853 (struct cgraph_node_set_element_def): New type.
854 (cgraph_node_set_element): Ditto.
855 (cgraph_node_set_iterator): New iterator type.
856 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
857 cgraph_node_set_remove, dump_cgraph_node_set,
858 debug_cgraph_node_set): New prototypes.
859 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
860 cgraph_node_set_size): New inlines.
861 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
863 (struct ipa_opt_pass): Add struct cgraph_node_set_def
864 argument to function 'write_summary'.
865 * ipa.c: Include ggc.h.
866 (hash_cgraph_node_set_element,
867 eq_cgraph_node_set_element, cgraph_node_set_new,
868 cgraph_node_set_add, cgraph_node_set_remove,
869 cgraph_node_set_find, dump_cgraph_node_set,
870 debug_cgraph_node_set): New functions.
871 * Makefile.in (ipa.o): Add dependency on GGC_H.
873 2009-04-20 Ira Rosen <irar@il.ibm.com>
875 PR tree-optimization/39675
876 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
877 check of the return code of vect_schedule_slp. Check that
878 stmt_vec_info still exists for the statement, before checking its
881 2009-04-20 Michael Matz <matz@suse.de>
883 * Makefile.in (generated_files): Take out $(simple_generated_c).
885 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
887 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
888 (UINTPTR_TYPE): Likewise.
890 2009-04-19 Joseph Myers <joseph@codesourcery.com>
893 * c-typeck.c (digest_init): Check for initializing an array with a
896 2009-04-19 Joseph Myers <joseph@codesourcery.com>
899 * c-semantics.c (pop_stmt_list): Propagate
900 STATEMENT_LIST_HAS_LABEL to parent statement list.
902 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
904 * config/mips/mips.h (mips_tune_attr): New macro.
905 * config/mips/mips.md (cpu): Use it.
907 2009-04-19 Joseph Myers <joseph@codesourcery.com>
910 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
913 2009-04-19 Diego Novillo <dnovillo@google.com>
915 * toplev.c (compile_file): Move call to coverage_finish ...
916 * cgraphunit.c (ipa_passes): ... here.
917 Call cgraph_process_new_functions.
918 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
919 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
921 2009-04-19 Jan Hubicka <jh@suse.cz>
923 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
925 (dump_cgraph_node): Dump can throw external flag.
926 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
928 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
932 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
933 * common.opt (Wlogical-op): Move from here...
934 * c.opt (Wlogical-op): ... to here.
935 * c-typeck.c (parser_build_binary_op): Update call to
936 warn_logical_operator.
937 * c-opts.c (c_common_post_options): Enable warn_logical_op with
939 * c-common.c (warn_logical_op): Update.
940 * c-common.h (warn_logical_op): Update declaration.
942 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
944 * tree.c (protected_set_expr_location): Fix formatting.
946 2009-04-18 Joseph Myers <joseph@codesourcery.com>
949 * c-typeck.c (readonly_warning): new.
950 (build_unary_op, build_modify_expr): Use readonly_warning for
951 storing into something readonly but not const-qualified.
953 2009-04-18 Joseph Myers <joseph@codesourcery.com>
956 * c-typeck.c (build_unary_op): Check for taking address of
957 expression of type void.
959 2009-04-18 Joseph Myers <joseph@codesourcery.com>
962 * c-typeck.c (build_function_call): Check for calling a function
963 with qualified void return types. Call require_complete_type when
966 2009-04-18 Jan Hubicka <jh@suse.cz>
968 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
970 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
971 can_throw_external flag.
972 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
973 * ipa-pure-const.c (ignore_edge): New function.
974 (propagate): Compute order for NOTHROW computation; set NOTHROWs
975 only over can_throw_external edges.
976 (local_pure_const): Add nothrow flag.
977 * ipa-utils.c (searchc): Add ignore_edge callback.
978 (ipa_utils_reduced_inorder): Add ignore_edge callback.
979 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
980 (set_nothrow_function_flags): Update cgraph.
981 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
983 2009-04-18 Richard Guenther <rguenther@suse.de>
986 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
987 (fold_stmt): ... this and ...
988 (fold_stmt_inplace): ... this.
989 (fold_stmt_1): Fold references in calls and asms.
990 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
992 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
994 * tree-vrp.c (ssa_name_nonzero_p): Remove.
995 * tree.h: Remove the prototype for ssa_name_nonzero_p.
997 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
999 * tree.c (function_args_count): Remove.
1000 * tree.h: Remove the prototype for function_args_count.
1002 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1004 * tree-iterator.c (expr_only): Remove.
1005 * tree.h: Remove the prototype for expr_only.
1007 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1009 * reginfo.c (cannot_change_mode_set_regs): Remove.
1010 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1012 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1014 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1015 whether operands 0 and 1 overlaps.
1017 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1020 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1021 pointer. Use warning_at instead of warning.
1022 (search_for_addr_array): Likewise.
1023 (check_array_bounds): Likewise.
1024 (check_all_array_refs): Check that the incoming edge is not in the
1025 list of edges to be removed.
1026 (check_all_array_refs): Avoid the temporal pointer.
1027 (vrp_visit_cond_stmt): Fix typo.
1028 (simplify_switch_using_ranges): Handle the case where the switch
1029 index is an integer constant.
1031 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1033 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1035 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1037 * doc/extend.texi, doc/invoke.texi: Fix typos.
1039 2009-04-17 Cary Coutant <ccoutant@google.com>
1041 * tree-flow-inline.h (get_lineno): Fix inverted test.
1043 2009-04-17 Diego Novillo <dnovillo@google.com>
1045 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1046 assertion for AVAIL_OUT.
1048 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1051 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1052 * config/sh/linux-atomic.asm: Likewise.
1054 2009-04-17 Diego Novillo <dnovillo@google.com>
1056 * except.c (debug_eh_tree): New.
1057 (struct eh_region, struct eh_status): Move ...
1058 * except.h: ... here.
1059 (add_type_for_runtime): Declare extern.
1060 (lookup_type_for_runtime): Likewise.
1061 (debug_eh_tree): Declare.
1062 * Makefile.in (GTFILES): List except.h before except.c
1064 2009-04-17 Diego Novillo <dnovillo@google.com>
1066 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1067 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1068 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1069 (find_vars_r): ... here.
1070 * tree-flow.h (find_referenced_vars_in): Declare.
1071 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1072 that AVAIL_OUT exists for BLOCK.
1073 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1074 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1075 (tree-parloops.o): Likewise.
1077 2009-04-17 Simon Baldwin <simonb@google.com>
1079 * toplev.c (default_tree_printer): Add handling for %E format.
1081 2009-04-17 Diego Novillo <dnovillo@google.com>
1083 * tree-pretty-print.c (dump_generic_node): Add break after
1084 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1085 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1086 FUNCTION_TYPE together. Call print_struct_decl when printing
1087 structures and TDF_SLIM is not given.
1088 (print_struct_decl): Fix logic for detecting recursion.
1090 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1093 * gcc.c (create_at_file): New.
1094 (compile_input_file_p): New.
1095 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1096 * main.c (main): Update call to toplev_main.
1097 * toplev.c (toplev_main): Change signature. Call expandargv.
1098 * toplev.h (toplev_main): Change signature.
1100 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1102 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1103 if the latter is not constant.
1105 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1107 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1109 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1111 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1112 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1114 2009-04-17 Richard Guenther <rguenther@suse.de>
1116 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1117 Handle component references view-converting an invariant address.
1119 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1121 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1122 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1123 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1124 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1125 Use @deftypevr rather than @deftypevar.
1127 2009-04-17 Richard Guenther <rguenther@suse.de>
1129 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1130 (get_prop_source_stmt): Likewise.
1131 (can_propagate_from): Likewise.
1133 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1135 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1136 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1137 (--with-multilib-list): Add default value.
1138 * configure: Regenerate.
1139 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1140 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1141 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1142 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1143 Don't add default cpu to multilib list unnecessarily, but do enable
1144 the relevant compiler option..
1145 Add support for --with-multilib-list=<blank> and
1146 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1147 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1148 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1149 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1151 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1152 (MULTILIB_OSDIRNAMES): New variable.
1153 * config/sh/t-1e: Delete file.
1154 * config/sh/t-mlib-sh1: Delete file.
1155 * config/sh/t-mlib-sh2: Delete file.
1156 * config/sh/t-mlib-sh2a: Delete file.
1157 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1158 * config/sh/t-mlib-sh2a-single: Delete file.
1159 * config/sh/t-mlib-sh2a-single-only: Delete file.
1160 * config/sh/t-mlib-sh2e: Delete file.
1161 * config/sh/t-mlib-sh3e: Delete file.
1162 * config/sh/t-mlib-sh4: Delete file.
1163 * config/sh/t-mlib-sh4-nofpu: Delete file.
1164 * config/sh/t-mlib-sh4-single: Delete file.
1165 * config/sh/t-mlib-sh4-single-only: Delete file.
1166 * config/sh/t-mlib-sh4a: Delete file.
1167 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1168 * config/sh/t-mlib-sh4a-single: Delete file.
1169 * config/sh/t-mlib-sh4a-single-only: Delete file.
1170 * config/sh/t-mlib-sh4al: Delete file.
1171 * config/sh/t-mlib-sh5-32media: Delete file.
1172 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1173 * config/sh/t-mlib-sh5-64media: Delete file.
1174 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1175 * config/sh/t-mlib-sh5-compact: Delete file.
1176 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1177 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1178 * doc/install.texi (Options specification): Add
1179 --with-multilib-list and --with-endian.
1181 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1183 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1185 (OBJS-common): Add plugin-version.o.
1186 (plugin-version.o): New.
1187 * gcc-plugin.h (plugin_gcc_version): New.
1188 (plugin_default_version_check): New.
1189 (plugin_init_func, plugin_init): Add version argument.
1190 * plugin-version.c: New.
1191 * plugin.c (str_plugin_gcc_version_name): New.
1192 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1193 pass it to the init function.
1194 (plugin_default_version_check): New.
1196 2009-04-17 Richard Guenther <rguenther@suse.de>
1198 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1199 for decl-vs-decl disambiguation.
1201 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1203 * config/s390/s390.h (s390_tune_attr): New macro definition.
1204 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1206 2009-04-17 Richard Guenther <rguenther@suse.de>
1208 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1209 (fold_stmt_r): Likewise.
1210 (maybe_fold_reference): New function.
1211 (fold_gimple_assign): Handle cases fold_stmt_r did.
1212 (fold_stmt): Do not use fold_stmt_r.
1213 (fold_stmt_inplace): Likewise.
1215 2009-04-17 Richard Guenther <rguenther@suse.de>
1217 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1218 (record_equivalences_from_stmt): Remove useless checks and
1220 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1221 the type is already suitable.
1223 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1225 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1227 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1229 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1230 (CMPtype): Define as __gcc_CMPtype.
1232 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1234 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1235 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1237 2009-04-17 Richard Guenther <rguenther@suse.de>
1239 PR tree-optimization/39746
1240 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1241 special-casing for builtins and static variable use/def.
1242 (call_may_clobber_ref_p_1): Likewise.
1244 2009-04-16 Ian Lance Taylor <iant@google.com>
1246 * df.h: Include "timevar.h".
1247 (struct df_problem): Change tv_id field to timevar_id_t.
1248 * tree-pass.h: Include "timevar.h".
1249 (struct opt_pass): Change tv_id field to timevar_id_t.
1250 * timevar.h (timevar_id_t): Define TV_NONE.
1251 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1252 TV_NONE rather than tv_id != 0.
1253 (execute_one_pass): Likewise.
1254 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1255 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1256 dependencies to $(TREE_PASS_H).
1257 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1259 (pass_branch_target_load_optimize2): Likewise.
1260 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1261 (pass_outof_cfg_layout_mode): Likewise.
1262 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1263 (pass_rebuild_cgraph_edges): Likewise.
1264 (pass_remove_cgraph_callee_edges): Likewise.
1265 * df-core.c (pass_df_initialize_opt): Likewise.
1266 (pass_df_initialize_no_opt): Likewise.
1267 (pass_df_finish): Likewise.
1268 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1269 * except.c (pass_set_nothrow_function_flags): Likewise.
1270 (pass_convert_to_eh_region_ranges): Likewise.
1271 * final.c (pass_compute_alignments): Likewise.
1272 * function.c (pass_instantiate_virtual_regs): Likewise.
1273 (pass_init_function): Likewise.
1274 (pass_leaf_regs): Likewise.
1275 (pass_match_asm_constraints): Likewise.
1276 * gimple-low.c (pass_lower_cf): Likewise.
1277 (pass_mark_used_blocks): Likewise.
1278 * init-regs.c (pass_initialize_regs): Likewise.
1279 * integrate.c (pass_initial_value_sets): Likewise.
1280 * ira.c (pass_ira): Likewise.
1281 * jump.c (pass_cleanup_barriers): Likewise.
1282 * omp-low.c (pass_expand_omp): Likewise.
1283 (pass_lower_omp): Likewise.
1284 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1285 * recog.c (pass_split_all_insns): Likewise.
1286 (pass_split_after_reload): Likewise.
1287 (pass_split_before_regstack): Likewise.
1288 (pass_split_before_sched2): Likewise.
1289 (pass_split_for_shorten_branches): Likewise.
1290 * reginfo.c (pass_reginfo_init): Likewise.
1291 (pass_subregs_of_mode_init): Likewise.
1292 (pass_subregs_of_mode_finish): Likewise.
1293 * passes.c (pass_postreload): Likewise.
1294 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1295 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1296 (pass_warn_function_return): Likewise.
1297 (pass_warn_function_noreturn): Likewise.
1298 * tree-complex.c (pass_lower_complex): Likewise.
1299 (pass_lower_complex_O0): Likewise.
1300 * tree-if-conv.c (pass_if_conversion): Likewise.
1301 * tree-into-ssa.c (pass_build_ssa): Likewise.
1302 * tree-mudflap.c (pass_mudflap_1): Likewise.
1303 (pass_mudflap_2): Likewise.
1304 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1305 (pass_mudflap_2): Likewise.
1306 * tree-nrv.c (pass_return_slot): Likewise.
1307 * tree-object-size.c (pass_object_sizes): Likewise.
1308 * tree-optimize.c (pass_all_optimizations): Likewise.
1309 (pass_early_local_passes): Likewise.
1310 (pass_all_early_optimizations): Likewise.
1311 (pass_cleanup_cfg): Likewise.
1312 (pass_cleanup_cfg_post_optimizing): Likewise.
1313 (pass_free_datastructures): Likewise.
1314 (pass_free_cfg_annotations): Likewise.
1315 (pass_fixup_cfg): Likewise.
1316 (pass_init_datastructures): Likewise.
1317 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1318 (pass_late_warn_uninitialized): Likewise.
1319 (pass_update_address_taken): Likewise.
1320 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1321 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1322 (pass_cse_sincos): Likewise.
1323 (pass_convert_to_rsqrt): Likewise.
1324 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1325 * tree-stdarg.c (pass_stdarg): Likewise.
1326 * tree-tailcall.c (pass_tail_recursion): Likewise.
1327 (pass_tail_calls): Likewise.
1328 * tree-vect-generic.c (pass_lower_vector): Likewise.
1329 (pass_lower_vector_ssa): Likewise.
1330 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1332 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1334 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1336 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1338 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1339 logical and signext.
1341 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1344 * config/sh/predicates.md (arith_operand): Check if the operand
1345 of TRUNCATE is a REG.
1347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1349 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1350 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1352 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1354 * tree-iterator.c (tsi_split_statement_list_after,
1355 tsi_split_statement_list_before): Remove.
1356 * tree-iterator.h: Remove the prototypes for
1357 tsi_split_statement_list_after and tsi_split_statement_list_before.
1359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1361 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1362 * tree-ssa-propagate.h: Remove the prototype for
1363 stmt_makes_single_load.
1365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1367 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1368 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1370 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1372 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1374 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1376 * except.c (eh_region_outer_p): Remove.
1377 * except.h: Remove the prototype for eh_region_outer_p.
1379 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1381 * function.c (current_function_assembler_name): Remove.
1382 * function.h: Remove the prototype for
1383 current_function_assembler_name.
1385 2009-04-16 Ian Lance Taylor <iant@google.com>
1387 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1388 (add_reg_note): Call alloc_reg_note.
1389 * rtl.h (alloc_reg_note): Declare.
1390 * combine.c (try_combine): Use alloc_reg_note.
1391 (recog_for_combine, move_deaths): Likewise.
1392 (distribute_notes): Use alloc_reg_note and add_reg_note.
1393 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1394 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1395 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1397 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1399 PR rtl-optimization/39762
1400 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1401 ira_may_move_out_cost): Add comments about way of their usage.
1402 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1404 * ira-conflicts.c (process_regs_for_copy): Use function
1405 ira_get_register_move_cost instead of global
1406 ira_register_move_cost.
1408 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1409 color_pass, move_spill_restore, update_curr_costs): Ditto.
1411 * ira-lives.c (process_single_reg_class_operands): Ditto.
1413 * ira-emit.c (emit_move_list): Ditto.
1415 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1416 (record_reg_classes): Ditto. Use functions
1417 ira_get_register_move_cost and ira_get_may_move_cost instead of
1418 global vars ira_register_move_cost, ira_may_move_out_cost and
1419 ira_may_move_in_cost.
1420 (record_address_regs): Don't call ira_init_register_move_cost.
1421 Use function ira_get_may_move_cost instead of global
1422 ira_may_move_in_cost.
1423 (process_bb_node_for_hard_reg_moves): Use function
1424 ira_get_register_move_cost instead of global ira_register_move_cost.
1425 (ira_costs): Don't call ira_init_register_move_cost.
1427 2009-04-16 Richard Guenther <rguenther@suse.de>
1429 * tree-cfg.c (verify_gimple_assign_binary):
1430 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1431 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1432 (create_general_new_stmt): Note that this function is broken.
1434 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1436 * common.opt (fhelp): Add Var(help_flag).
1437 * gcc-plugin.h (plugin_info): Add help.
1438 * plugin.c (plugin_name_args): Add help.
1439 (register_plugin_info): Set plugin->help.
1440 (print_help_one_plugin): New.
1441 (print_plugins_help): New.
1442 * plugin.h (print_plugins_help): New.
1443 * toplev.c (toplev_main): Call print_plugins_help if needed.
1445 2009-04-16 Richard Guenther <rguenther@suse.de>
1447 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1448 (gimple_ior_addresses_taken_1): New function.
1449 (gimple_ior_addresses_taken): Likewise.
1450 * gimple.h (struct gimple_statement_with_ops_base): Remove
1451 addresses_taken member.
1452 (gimple_ior_addresses_taken): Declare.
1453 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1454 gimple_set_addresses_taken): Remove.
1455 * ipa-reference.c (mark_address): New function.
1456 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1457 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1458 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1459 (gimple_add_to_addresses_taken): Remove.
1460 (get_tmr_operands): Call mark_address_taken.
1461 (get_asm_expr_operands): Likewise.
1462 (get_expr_operands): Likewise.
1463 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1464 (free_stmt_operands): Do not free it.
1465 * tree-ssa.c (delete_tree_ssa): Likewise.
1466 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1468 2009-04-16 Richard Guenther <rguenther@suse.de>
1470 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1471 (walk_stmt_load_store_ops): Likewise.
1472 * gimple.c (get_base_loadstore): New function.
1473 (walk_stmt_load_store_addr_ops): Likewise.
1474 (walk_stmt_load_store_ops): Likewise.
1475 * ipa-pure-const.c (check_op): Simplify.
1476 (check_load, check_store): New functions.
1477 (check_stmt): Use walk_stmt_load_store_ops.
1478 * ipa-reference.c (mark_load): Adjust signature.
1479 (mark_store): Likewise.
1480 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1482 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1484 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1486 * opts.c (common_handle_option): Don't call print_version.
1487 * plugin.c (plugin_name_args): Add version.
1488 (register_plugin_info): New.
1489 (register_callback): Handle PLUGIN_INFO.
1490 (try_init_one_plugin): New.
1491 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1493 (finalize_one_plugin): New.
1494 (finalize_plugins): New.
1495 (print_one_plugin): New.
1496 (print_plugins_versions): New.
1497 * plugin.h (print_plugins_versions): New.
1498 (finalize_plugins): New.
1499 * toplev.c (compile_file): Don't call initialize_plugins.
1500 (print_version): Call print_plugins_versions.
1501 (toplev_main): Call initialize_plugins. Print version if needed.
1502 Call finalize_plugins.
1504 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1506 * common.opt (fversion): New.
1507 * gcc.c (print_version): New.
1508 (process_command): Don't print the version. Just set print_version.
1509 (main): Print version. Call subprocesses if print_version and
1510 verbose_flag are set.
1511 * opts.c (common_handle_option): Handle OPT_fversion.
1513 2009-04-16 Richard Guenther <rguenther@suse.de>
1514 Ira Rosen <irar@il.ibm.com>
1516 PR tree-optimization/39698
1517 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1518 type of the reduction variable. Only generate the def if
1521 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1522 make sure to first convert to an integer of the same precision.
1523 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1524 the type of the evolution correctly in computing the new
1525 induction variable base.
1527 2009-04-16 Richard Guenther <rguenther@suse.de>
1530 * tree-cfg.c (make_blocks): Split statements with to-be
1531 abnormal SSA names on the lhs.
1533 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1535 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1536 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1537 * c-typeck.c (really_start_incremental_init): Likewise.
1538 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1539 (TARGET_INITIALIZER): Remove it.
1540 * target.h (struct target): Remove vector_opaque_p.
1541 * tree.c (build_opaque_vector_type): New.
1542 * tree.h (TYPE_VECTOR_OPAQUE): New.
1543 (build_opaque_vector_type): Declare.
1544 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1545 * config/rs6000/rs6000.c (build_opaque_vector_type,
1546 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1547 (rs6000_init_builtins): Use build_opaque_vector_type for
1548 opaque_V4SI_type_node.
1550 2009-04-15 Catherine Moore <clm@codesourcery.com>
1552 * debug.h (set_name): Declare.
1553 * dwarf2out.c (dwarf2out_set_name): Declare.
1554 (dwarf2_debug_hooks): Add set_name.
1555 (find_AT_string): New.
1556 (add_AT_string): Call find_AT_string.
1557 (dwarf2out_set_name): New.
1558 * cp/decl.c (grokdeclarator): Call set_name.
1559 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1560 * debug.c (do_nothing_debug_hooks): Likewise.
1561 * dbxout.c (dbx_debug_hooks): Likewise.
1562 * sdbout.c (sdb_debug_hooks): Likewise.
1564 2009-04-15 Michael Eager <eager@eagercon.com>
1566 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1567 reg for single-precision FPU.
1568 * config/rs6000/rs6000.md (movsi_internal1): Only for
1570 (movsi_internal1_single): New. Add pattern to move SI values to/from
1571 single-precision FP regs.
1573 2009-04-15 Richard Guenther <rguenther@suse.de>
1575 * omp-low.c (lower_rec_input_clauses): Build correct address
1577 (expand_omp_for_generic): Fix multiplication type.
1578 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1579 (generate_memset_zero): Fix types.
1580 * tree-profile.c (prepare_instrumented_value): Correctly
1583 2009-04-15 Ian Lance Taylor <iant@google.com>
1585 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1586 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1587 for -Wall and for -Wc++-compat.
1588 (c_common_post_options): For C++, set warn_enum_compare if not
1590 * c-tree.h (struct c_expr): Add field original_type.
1591 (build_external_ref): Update declaration.
1592 * c-parser.c (c_parser_braced_init): Set original_type.
1593 (c_parser_initelt): Likewise.
1594 (c_parser_expr_no_commas): Likewise.
1595 (c_parser_conditional_expression): Likewise.
1596 (c_parser_cast_expression): Likewise.
1597 (c_parser_unary_expression): Likewise. Pull setting of
1598 original_code to top of function.
1599 (c_parser_sizeof_expression): Set original_type.
1600 (c_parser_alignof_expression): Likewise.
1601 (c_parser_postfix_expression): Likewise. Pull setting of
1602 original_code to top of function.
1603 (c_parser_postfix_expression_after_paren_type): Set original_type.
1604 (c_parser_postfix_expression_after_primary): Likewise.
1605 (c_parser_expression): Likewise.
1606 * c-typeck.c (build_external_ref): Add type parameter. Change all
1608 (c_expr_sizeof_expr): Set original_type field.
1609 (parser_build_unary_op): Likewise.
1610 (parser_build_binary_op): Likewise. Optionally warn about
1611 comparisons of enums of different types.
1612 (digest_init): Set original_type field.
1613 (really_start_incremental_init): Likewise.
1614 (push_init_level, pop_init_level): Likewise.
1615 * doc/invoke.texi (Warning Options): -Wenum-compare now
1618 2009-04-15 Richard Guenther <rguenther@suse.de>
1620 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1621 out a necessary conversion.
1622 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1623 names we didn't value number.
1624 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1626 2009-04-15 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/39764
1629 * tree-ssa-ccp.c (get_value): Canonicalize value with
1630 canonicalize_float_value.
1632 2009-04-15 Jan Hubicka <jh@suse.cz>
1634 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1635 Wrong version of patch.
1637 2009-04-15 Jan Hubicka <jh@suse.cz>
1639 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1641 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1643 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1644 our distinct integral and vector types.
1646 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1648 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1649 * init.c (build_vtbl_address): Remove call to assemble_external.
1651 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1653 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1654 output for other floating point modes.
1656 2009-04-14 Diego Novillo <dnovillo@google.com>
1658 * diagnostic.c (diagnostic_report_diagnostic): Do not
1659 warn about loaded plugins for DK_ERROR and DK_WARNING.
1660 * c-decl.c (declspecs_add_type): Move call to
1661 invoke_plugin_callbacks ...
1662 * c-parser.c (c_parser_declspecs): ... here.
1663 * plugin.c (dump_active_plugins): Tidy output.
1665 2009-04-14 Diego Novillo <dnovillo@google.com>
1666 Le-Chun Wu <lcwu@google.com>
1668 * configure.ac: Add --enable-plugin support.
1669 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1670 * Makefile.in (PLUGIN_H): Define.
1671 Export ENABLE_PLUGIN and GMPINC to site.exp.
1672 Add PLUGINLIBS to link command.
1673 Add/modify dependencies for plugin.o and files including plugin.h.
1675 * config.in: Regenerate.
1677 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1680 2009-04-14 Le-Chun Wu <lcwu@google.com>
1682 * tree-pass.h (register_one_dump_file): Add a prototype for
1683 register_one_dump_file.
1684 * toplev.c (compile_file): Call initialize_plugins.
1685 (do_compile): Call invoke_plugin_callbacks.
1686 (toplev_main): Call invoke_plugin_callbacks.
1687 * common.opt: Add -fplugin= and -fplugin-arg-.
1688 * gcc-plugin.h: New public header file for plugins to include.
1689 * plugin.c: New source file.
1690 * plugin.h: New internal header file.
1691 * passes.c (register_one_dump_file): Make it external.
1693 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1695 2009-04-14 Diego Novillo <dnovillo@google.com>
1697 * doc/plugins.texi: New.
1698 * doc/gccint.texi: Add reference to Plugins chapter.
1699 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1700 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1701 loaded plugins, if any.
1702 * timevar.def (TV_PLUGIN_INIT): Define.
1703 (TV_PLUGIN_RUN): Define.
1704 * plugin.c: Include timevar.h
1705 (plugins_active_p): New.
1706 (dump_active_plugins): New.
1707 (debug_active_plugins): New.
1709 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1711 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1713 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1715 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1717 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1718 the same as a minus without a shift.
1720 2009-04-14 Nick Clifton <nickc@redhat.com>
1722 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1723 comparisons with small integers will always produce a short
1726 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1729 2008-12-19 Diego Novillo <dnovillo@google.com>
1731 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1733 2009-04-14 Richard Guenther <rguenther@suse.de>
1735 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1737 (verify_gimple_assign_binary): Likewise. Handle shifts and
1739 (verify_gimple_phi): Print the mismatched argument position.
1740 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1742 (vect_update_init_of_dr): Likewise.
1743 * matrix-reorg.c (transform_access_sites): Do what the
1745 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1747 2009-04-13 Michael Eager <eager@eagercon.com>
1749 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1750 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1751 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1752 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1753 remove duplicate config
1755 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1757 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1758 file_name:line_number type locator of the call site.
1760 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1762 * genautomata.c: Put blank after comma.
1763 (automaton_decls): New.
1764 (struct unit_usage): Add comments to member next.
1765 (store_alt_unit_usage): Keep the list ordered.
1766 (unit_present_on_list_p, equal_alternatives_p): New.
1767 (check_regexp_units_distribution): Check units distribution
1768 correctness correctly.
1769 (main): Don't write automata if error is found. Return correct
1772 * config/m68k/cf.md (cfv4_ds): Remove.
1773 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1774 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1776 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1777 power4-load-ext, power4-store, power4-store-update,
1778 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1779 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1780 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1781 power4-sqrt, power4-isync): Modify reservation to make correct
1782 unit distribution to automata.
1784 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1785 power5-store-update, power5-two, power5-three, power5-lmul,
1786 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1788 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1790 * except.c (pass_set_nothrow_function_flags): Set name and add
1792 (set_nothrow_function_flags): Mention in the dump file when
1793 changing a function to nothrow.
1795 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1798 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1799 instead of unsigned long.
1801 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1803 * config/arm/arm.c (return_used_this_function): Remove.
1804 (arm_output_function_prologue): Remove use of
1805 return_used_this_function.
1806 (output_return_instruction): Replace use of
1807 return_used_this_function
1808 by cfun->machine->return_used_this_function.
1809 (arm_output_epilogue): Likewise.
1810 (arm_output_function_epilogue): Likewise.
1811 (thumb_unexpanded_epilogue): Likewise.
1812 * config/arm/arm.h (struct machine_function):
1813 New member return_used_this_function.
1815 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1817 * doc/install.texi: Correct description of default directory for
1818 --with-gxx-include-dir.
1820 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1822 * fold-const.c (build_range_check): Properly deal with enumeral and
1825 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1827 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1828 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1829 * params.h (MAX_GCSE_PASSES): Remove.
1830 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1831 in sequence. Remove ability to run multiple passes.
1832 (bypass_jumps): Report run as third CPROP pass.
1834 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1837 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1838 when deciding whether the whole SEQUENCE can throw.
1840 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1843 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1844 offseted label references.
1846 2009-04-11 Jan Hubicka <jh@suse.cz>
1848 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1850 2009-04-11 Richard Guenther <rguenther@suse.de>
1853 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1854 return variables as TREE_ADDRESSABLE.
1856 2009-04-11 Richard Guenther <rguenther@suse.de>
1858 PR tree-optimization/39713
1859 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1860 reference trees have SSA_NAME operands.
1862 2009-04-11 Richard Guenther <rguenther@suse.de>
1865 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1866 address expressions.
1868 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1870 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1871 match changes in Cygwin 1.7
1872 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1873 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
1875 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1877 PR tree-optimization/39701
1878 * doc/invoke.texi (Optimization Options): Document change in
1879 meaning and initialization of -fdelete-null-pointer-checks.
1881 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1884 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
1886 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
1889 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
1891 2009-04-10 Chao-ying Fu <fu@mips.com>
1893 * doc/tm.texi (Instruction Output): Document
1894 TARGET_ASM_FINAL_POSTSCAN_INSN.
1895 * target.h (final_postscan_insn): New field in asm_out.
1896 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1897 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
1898 * final.c (final_scan_insn): Call
1899 targetm.asm_out.final_postscan_insn after outputting
1900 an asm macro and a normal instruction.
1902 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
1903 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
1904 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
1905 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
1906 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1908 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1911 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1912 variables as non-NULL even with -fdelete-null-pointer-checks.
1914 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1916 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1918 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1921 * config/i386/i386.c (classify_argument): Handle SCmode with
1922 (bit_offset % 64) != 0.
1924 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1926 * doc/invoke.texi (Optimize Options): Add cross-reference to
1927 -Q --help=optimizers examples.
1929 2009-04-10 Ben Elliston <bje@au.ibm.com>
1932 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1933 regalign for the reg == fpr and TDmode case.
1935 2009-04-09 David Ayers <ayers@fsfe.org>
1938 * objc/objc-act.c (warn_with_method): Remove helper function.
1939 (check_duplicates): Call warning and inform directly.
1940 (really_start_method): Likewise.
1942 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1944 * expmed.c (expand_divmod): Always use a comparison for a division
1945 by a large unsigned integer.
1947 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1948 for things others than variables or functions as nonzero.
1950 2009-04-09 Nick Clifton <nickc@redhat.com>
1952 * unwind-compat.c: Change copyright header to refer to version
1953 3 of the GNU General Public License with version 3.1 of the
1954 GCC Runtime Library Exception and to point readers at the
1955 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1956 * config/alpha/crtfastmath.c: Likewise.
1957 * config/alpha/linux-unwind.h: Likewise.
1958 * config/alpha/qrnnd.asm: Likewise.
1959 * config/alpha/vms-crt0-64.c: Likewise.
1960 * config/alpha/vms-crt0.c: Likewise.
1961 * config/alpha/vms-dwarf2.asm: Likewise.
1962 * config/alpha/vms-dwarf2eh.asm: Likewise.
1963 * config/alpha/vms-psxcrt0-64.c: Likewise.
1964 * config/alpha/vms-psxcrt0.c: Likewise.
1965 * config/alpha/vms_tramp.asm: Likewise.
1966 * config/arc/initfini.c: Likewise.
1967 * config/arc/lib1funcs.asm: Likewise.
1968 * config/arm/bpabi-v6m.S: Likewise.
1969 * config/arm/bpabi.S: Likewise.
1970 * config/arm/bpabi.c: Likewise.
1971 * config/arm/crti.asm: Likewise.
1972 * config/arm/crtn.asm: Likewise.
1973 * config/arm/ieee754-df.S: Likewise.
1974 * config/arm/ieee754-sf.S: Likewise.
1975 * config/arm/lib1funcs.asm: Likewise.
1976 * config/arm/libunwind.S: Likewise.
1977 * config/arm/linux-atomic.c: Likewise.
1978 * config/arm/mmintrin.h: Likewise.
1979 * config/arm/pr-support.c: Likewise.
1980 * config/arm/unaligned-funcs.c: Likewise.
1981 * config/arm/unwind-arm.c: Likewise.
1982 * config/arm/unwind-arm.h: Likewise.
1983 * config/avr/libgcc.S: Likewise.
1984 * config/bfin/crti.s: Likewise.
1985 * config/bfin/crtlibid.s: Likewise.
1986 * config/bfin/crtn.s: Likewise.
1987 * config/bfin/lib1funcs.asm: Likewise.
1988 * config/bfin/linux-unwind.h: Likewise.
1989 * config/cris/arit.c: Likewise.
1990 * config/cris/cris_abi_symbol.c: Likewise.
1991 * config/darwin-64.c: Likewise.
1992 * config/darwin-crt2.c: Likewise.
1993 * config/darwin-crt3.c: Likewise.
1994 * config/darwin.h: Likewise.
1995 * config/dbxelf.h: Likewise.
1996 * config/dfp-bit.c: Likewise.
1997 * config/dfp-bit.h: Likewise.
1998 * config/elfos.h: Likewise.
1999 * config/fixed-bit.c: Likewise.
2000 * config/fixed-bit.h: Likewise.
2001 * config/fp-bit.c: Likewise.
2002 * config/fp-bit.h: Likewise.
2003 * config/fr30/crti.asm: Likewise.
2004 * config/fr30/crtn.asm: Likewise.
2005 * config/fr30/lib1funcs.asm: Likewise.
2006 * config/freebsd-spec.h: Likewise.
2007 * config/frv/cmovd.c: Likewise.
2008 * config/frv/cmovh.c: Likewise.
2009 * config/frv/cmovw.c: Likewise.
2010 * config/frv/frvbegin.c: Likewise.
2011 * config/frv/frvend.c: Likewise.
2012 * config/frv/lib1funcs.asm: Likewise.
2013 * config/glibc-stdint.h: Likewise.
2014 * config/h8300/clzhi2.c: Likewise.
2015 * config/h8300/crti.asm: Likewise.
2016 * config/h8300/crtn.asm: Likewise.
2017 * config/h8300/ctzhi2.c: Likewise.
2018 * config/h8300/fixunssfsi.c: Likewise.
2019 * config/h8300/lib1funcs.asm: Likewise.
2020 * config/h8300/parityhi2.c: Likewise.
2021 * config/h8300/popcounthi2.c: Likewise.
2022 * config/i386/ammintrin.h: Likewise.
2023 * config/i386/att.h: Likewise.
2024 * config/i386/avxintrin.h: Likewise.
2025 * config/i386/biarch64.h: Likewise.
2026 * config/i386/bmmintrin.h: Likewise.
2027 * config/i386/cpuid.h: Likewise.
2028 * config/i386/cross-stdarg.h: Likewise.
2029 * config/i386/crtfastmath.c: Likewise.
2030 * config/i386/crtprec.c: Likewise.
2031 * config/i386/cygming-crtbegin.c: Likewise.
2032 * config/i386/cygming-crtend.c: Likewise.
2033 * config/i386/cygwin.asm: Likewise.
2034 * config/i386/emmintrin.h: Likewise.
2035 * config/i386/gmm_malloc.h: Likewise.
2036 * config/i386/gthr-win32.c: Likewise.
2037 * config/i386/i386.h: Likewise.
2038 * config/i386/immintrin.h: Likewise.
2039 * config/i386/linux-unwind.h: Likewise.
2040 * config/i386/linux64.h: Likewise.
2041 * config/i386/mm3dnow.h: Likewise.
2042 * config/i386/mmintrin-common.h: Likewise.
2043 * config/i386/mmintrin.h: Likewise.
2044 * config/i386/nmmintrin.h: Likewise.
2045 * config/i386/pmm_malloc.h: Likewise.
2046 * config/i386/pmmintrin.h: Likewise.
2047 * config/i386/smmintrin.h: Likewise.
2048 * config/i386/sol2-c1.asm: Likewise.
2049 * config/i386/sol2-ci.asm: Likewise.
2050 * config/i386/sol2-cn.asm: Likewise.
2051 * config/i386/sol2-gc1.asm: Likewise.
2052 * config/i386/tmmintrin.h: Likewise.
2053 * config/i386/unix.h: Likewise.
2054 * config/i386/w32-unwind.h: Likewise.
2055 * config/i386/wmmintrin.h: Likewise.
2056 * config/i386/x86-64.h: Likewise.
2057 * config/i386/x86intrin.h: Likewise.
2058 * config/i386/xmmintrin.h: Likewise.
2059 * config/ia64/crtbegin.asm: Likewise.
2060 * config/ia64/crtend.asm: Likewise.
2061 * config/ia64/crtfastmath.c: Likewise.
2062 * config/ia64/crti.asm: Likewise.
2063 * config/ia64/crtn.asm: Likewise.
2064 * config/ia64/fde-glibc.c: Likewise.
2065 * config/ia64/lib1funcs.asm: Likewise.
2066 * config/ia64/linux-unwind.h: Likewise.
2067 * config/ia64/quadlib.c: Likewise.
2068 * config/ia64/unwind-ia64.c: Likewise.
2069 * config/linux.h: Likewise.
2070 * config/m32c/m32c-lib1.S: Likewise.
2071 * config/m32c/m32c-lib2-trapv.c: Likewise.
2072 * config/m32c/m32c-lib2.c: Likewise.
2073 * config/m32r/initfini.c: Likewise.
2074 * config/m68hc11/larith.asm: Likewise.
2075 * config/m68hc11/m68hc11-crt0.S: Likewise.
2076 * config/m68k/cf.md: Likewise.
2077 * config/m68k/crti.s: Likewise.
2078 * config/m68k/crtn.s: Likewise.
2079 * config/m68k/lb1sf68.asm: Likewise.
2080 * config/m68k/linux-unwind.h: Likewise.
2081 * config/mcore/crti.asm: Likewise.
2082 * config/mcore/crtn.asm: Likewise.
2083 * config/mcore/lib1.asm: Likewise.
2084 * config/mips/linux-unwind.h: Likewise.
2085 * config/mips/loongson.h: Likewise.
2086 * config/mips/mips16.S: Likewise.
2087 * config/mmix/crti.asm: Likewise.
2088 * config/mmix/crtn.asm: Likewise.
2089 * config/pa/fptr.c: Likewise.
2090 * config/pa/hpux-unwind.h: Likewise.
2091 * config/pa/lib2funcs.asm: Likewise.
2092 * config/pa/linux-atomic.c: Likewise.
2093 * config/pa/linux-unwind.h: Likewise.
2094 * config/pa/milli64.S: Likewise.
2095 * config/pa/quadlib.c: Likewise.
2096 * config/pa/stublib.c: Likewise.
2097 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2098 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2099 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2100 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2101 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2102 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2103 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2104 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2105 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2106 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2107 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2108 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2109 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2110 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2111 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2112 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2113 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2114 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2115 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2116 * config/rs6000/750cl.h: Likewise.
2117 * config/rs6000/altivec.h: Likewise.
2118 * config/rs6000/biarch64.h: Likewise.
2119 * config/rs6000/crtresfpr.asm: Likewise.
2120 * config/rs6000/crtresgpr.asm: Likewise.
2121 * config/rs6000/crtresxfpr.asm: Likewise.
2122 * config/rs6000/crtresxgpr.asm: Likewise.
2123 * config/rs6000/crtsavfpr.asm: Likewise.
2124 * config/rs6000/crtsavgpr.asm: Likewise.
2125 * config/rs6000/darwin-asm.h: Likewise.
2126 * config/rs6000/darwin-fallback.c: Likewise.
2127 * config/rs6000/darwin-fpsave.asm: Likewise.
2128 * config/rs6000/darwin-ldouble.c: Likewise.
2129 * config/rs6000/darwin-tramp.asm: Likewise.
2130 * config/rs6000/darwin-unwind.h: Likewise.
2131 * config/rs6000/darwin-vecsave.asm: Likewise.
2132 * config/rs6000/darwin-world.asm: Likewise.
2133 * config/rs6000/e500crtres32gpr.asm: Likewise.
2134 * config/rs6000/e500crtres64gpr.asm: Likewise.
2135 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2136 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2137 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2138 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2139 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2140 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2141 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2142 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2143 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2144 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2145 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2146 * config/rs6000/eabi-ci.asm: Likewise.
2147 * config/rs6000/eabi-cn.asm: Likewise.
2148 * config/rs6000/eabi.asm: Likewise.
2149 * config/rs6000/linux-unwind.h: Likewise.
2150 * config/rs6000/linux64.h: Likewise.
2151 * config/rs6000/paired.h: Likewise.
2152 * config/rs6000/paired.md: Likewise.
2153 * config/rs6000/ppc64-fp.c: Likewise.
2154 * config/rs6000/ppu_intrinsics.h: Likewise.
2155 * config/rs6000/rs6000.h: Likewise.
2156 * config/rs6000/si2vmx.h: Likewise.
2157 * config/rs6000/sol-ci.asm: Likewise.
2158 * config/rs6000/sol-cn.asm: Likewise.
2159 * config/rs6000/spe.h: Likewise.
2160 * config/rs6000/spu2vmx.h: Likewise.
2161 * config/rs6000/sysv4.h: Likewise.
2162 * config/rs6000/tramp.asm: Likewise.
2163 * config/rs6000/vec_types.h: Likewise.
2164 * config/s390/linux-unwind.h: Likewise.
2165 * config/s390/tpf-unwind.h: Likewise.
2166 * config/score/crti.asm: Likewise.
2167 * config/score/crtn.asm: Likewise.
2168 * config/sh/crt1.asm: Likewise.
2169 * config/sh/crti.asm: Likewise.
2170 * config/sh/crtn.asm: Likewise.
2171 * config/sh/divtab-sh4-300.c: Likewise.
2172 * config/sh/divtab-sh4.c: Likewise.
2173 * config/sh/divtab.c: Likewise.
2174 * config/sh/lib1funcs-4-300.asm: Likewise.
2175 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2176 * config/sh/lib1funcs.asm: Likewise.
2177 * config/sh/lib1funcs.h: Likewise.
2178 * config/sh/linux-atomic.asm: Likewise.
2179 * config/sh/linux-unwind.h: Likewise.
2180 * config/sh/shmedia.h: Likewise.
2181 * config/sh/sshmedia.h: Likewise.
2182 * config/sh/ushmedia.h: Likewise.
2183 * config/sparc/crtfastmath.c: Likewise.
2184 * config/sparc/linux-unwind.h: Likewise.
2185 * config/sparc/sol2-c1.asm: Likewise.
2186 * config/sparc/sol2-ci.asm: Likewise.
2187 * config/sparc/sol2-cn.asm: Likewise.
2188 * config/spu/divmodti4.c: Likewise.
2189 * config/spu/divv2df3.c: Likewise.
2190 * config/spu/float_disf.c: Likewise.
2191 * config/spu/float_unsdidf.c: Likewise.
2192 * config/spu/float_unsdisf.c: Likewise.
2193 * config/spu/float_unssidf.c: Likewise.
2194 * config/spu/mfc_multi_tag_release.c: Likewise.
2195 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2196 * config/spu/mfc_tag_release.c: Likewise.
2197 * config/spu/mfc_tag_reserve.c: Likewise.
2198 * config/spu/mfc_tag_table.c: Likewise.
2199 * config/spu/multi3.c: Likewise.
2200 * config/spu/spu_internals.h: Likewise.
2201 * config/spu/spu_intrinsics.h: Likewise.
2202 * config/spu/spu_mfcio.h: Likewise.
2203 * config/spu/vec_types.h: Likewise.
2204 * config/spu/vmx2spu.h: Likewise.
2205 * config/stormy16/stormy16-lib2.c: Likewise.
2206 * config/svr4.h: Likewise.
2207 * config/sync.c: Likewise.
2208 * config/v850/lib1funcs.asm: Likewise.
2209 * config/vxlib-tls.c: Likewise.
2210 * config/vxlib.c: Likewise.
2211 * config/vxworks-dummy.h: Likewise.
2212 * config/xtensa/crti.asm: Likewise.
2213 * config/xtensa/crtn.asm: Likewise.
2214 * config/xtensa/ieee754-df.S: Likewise.
2215 * config/xtensa/ieee754-sf.S: Likewise.
2216 * config/xtensa/lib1funcs.asm: Likewise.
2217 * config/xtensa/lib2funcs.S: Likewise.
2218 * config/xtensa/linux-unwind.h: Likewise.
2219 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2220 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2221 * coretypes.h: Likewise.
2222 * crtstuff.c: Likewise.
2223 * defaults.h: Likewise.
2224 * dwarf2.h: Likewise.
2225 * emutls.c: Likewise.
2226 * gbl-ctors.h: Likewise.
2227 * gcov-io.h: Likewise.
2228 * ginclude/float.h: Likewise.
2229 * ginclude/iso646.h: Likewise.
2230 * ginclude/stdarg.h: Likewise.
2231 * ginclude/stdbool.h: Likewise.
2232 * ginclude/stddef.h: Likewise.
2233 * ginclude/stdfix.h: Likewise.
2234 * ginclude/stdint-gcc.h: Likewise.
2235 * ginclude/tgmath.h: Likewise.
2236 * gthr-aix.h: Likewise.
2237 * gthr-dce.h: Likewise.
2238 * gthr-gnat.c: Likewise.
2239 * gthr-gnat.h: Likewise.
2240 * gthr-lynx.h: Likewise.
2241 * gthr-mipssde.h: Likewise.
2242 * gthr-nks.h: Likewise.
2243 * gthr-posix.c: Likewise.
2244 * gthr-posix.h: Likewise.
2245 * gthr-posix95.h: Likewise.
2246 * gthr-rtems.h: Likewise.
2247 * gthr-single.h: Likewise.
2248 * gthr-solaris.h: Likewise.
2249 * gthr-tpf.h: Likewise.
2250 * gthr-vxworks.h: Likewise.
2251 * gthr-win32.h: Likewise.
2253 * libgcc2.c: Likewise.
2254 * libgcc2.h: Likewise.
2255 * libgcov.c: Likewise.
2256 * tsystem.h: Likewise.
2257 * typeclass.h: Likewise.
2258 * unwind-c.c: Likewise.
2259 * unwind-compat.h: Likewise.
2260 * unwind-dw2-fde-compat.c: Likewise.
2261 * unwind-dw2-fde-darwin.c: Likewise.
2262 * unwind-dw2-fde-glibc.c: Likewise.
2263 * unwind-dw2-fde.c: Likewise.
2264 * unwind-dw2-fde.h: Likewise.
2265 * unwind-dw2.c: Likewise.
2266 * unwind-dw2.h: Likewise.
2267 * unwind-generic.h: Likewise.
2268 * unwind-pe.h: Likewise.
2269 * unwind-sjlj.c: Likewise.
2270 * unwind.inc: Likewise.
2271 * config/arm/neon-gen.ml: Change generated copyright header to
2272 refer to version 3 of the GNU General Public License with
2273 version 3.1 of the GCC Runtime Library Exception and to point
2274 readers at the COPYING3 and COPYING3.RUNTIME files and the
2275 FSF's license web page.
2276 * config/arm/arm_neon.h: Regenerate.
2278 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2280 * config/cris/cris.md: Change copyright header to refer to version
2281 3 of the GNU General Public License.
2282 * doc/install.texi2html: Change copyright header to refer to version
2283 3 of the GNU General Public License and to point readers at the
2284 COPYING3 file and the FSF's license web page.
2285 * config/vax/linux.h: Likewise.
2287 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2289 * config/i386/i386.md (cmpcc): New.
2290 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2291 (sync_compare_and_swap_cc*): Delete.
2293 * config/s390/s390.c (s390_compare_emitted): Remove.
2294 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2295 s390_compare_emitted used to be handled. Assert that modes match.
2296 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2297 refer to sync_compare_and_swap_ccsi.
2298 * config/s390/s390.h (s390_compare_emitted): Remove.
2299 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2300 instead of s390_compare_emitted.
2301 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2302 instead of s390_compare_emitted.
2303 * config/s390/s390.md (cmpcc): New.
2304 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2305 CC_REGNUM, do not pretend it's set.
2306 (sync_compare_and_swap_cc*): Delete.
2307 * config/s390/predicates.md (cc_reg_operand): New.
2309 * expr.c (sync_compare_and_swap_cc): Delete.
2310 * optabs.h (sync_compare_and_swap_cc): Delete.
2311 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2312 is being used with can_compare_p.
2313 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2315 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2316 look for a MODE_CC set instead. Use emit_store_flag.
2317 (expand_compare_and_swap_loop): Likewise, with some additional
2318 complication to avoid a force_reg when useless. Use
2319 emit_cmp_and_jump_insns.
2320 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2321 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2322 sync_compare_and_swap documentation.
2324 2009-04-09 Jan Hubicka <jh@suse.cz>
2326 * except.c (find_prev_try): Break out from ....
2327 (duplicate_eh_regions): ... here; properly update prev_try pointers
2328 when duplication part of tree.
2329 (dump_eh_tree): Improve dumping.
2330 (verify_eh_region): New.
2331 (verify_eh_tree): Use it.
2333 2009-04-06 Richard Guenther <rguenther@suse.de>
2335 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2336 &ARRAY addresses by adjusting their types and prepending
2338 * tree-cfg.c (verify_gimple_assign_single): Verify that
2339 addresses are correct.
2341 2009-04-09 Richard Guenther <rguenther@suse.de>
2343 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2344 indices into an array reference if possible.
2345 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2346 Fold POINTER_PLUS_EXPR statements with invariant address.
2348 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2351 * config.gcc (powerpc64-*-linux*): Always build biarch.
2353 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2356 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2357 it and pedwarn if this results in an INTEGER_CST.
2359 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2361 * doc/install.texi: Update minimum GMP version. Remove obsolete
2362 text in MPFR section.
2364 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2366 * dwarf2out.c (class_scope_p): New static inline.
2367 (class_or_namespace_scope_p): Use it.
2368 (gen_variable_die): Use DW_TAG_member tag for static data member
2369 declarations instead of DW_TAG_variable.
2372 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2375 2009-04-08 Richard Guenther <rguenther@suse.de>
2377 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2378 valueize random data.
2380 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2382 * config.gcc (aix tm_file): Add aix-stdint.h.
2383 (aix tm clause use_gcc_stdint): Set to wrap.
2384 * config/rs6000/aix-stdint.h: New file.
2386 2009-04-08 Richard Guenther <rguenther@suse.de>
2389 * tree-dfa.c (add_referenced_var): Do not recurse into
2390 global initializers.
2391 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2393 (fold_const_aggregate_ref): Likewise.
2395 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2397 * recog.c (ordered_comparison_operator): New.
2398 * gensupport.c (std_preds): Add it.
2399 * doc/md.texi (Machine-Independent Predicates): Document it.
2401 2009-04-08 Jan Hubicka <jh@suse.cz>
2403 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2404 * function.h (rtl_eh): Remove exception_handler_label_map.
2405 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2406 remove_exception_handler_label, for_each_eh_label_1): Remove.
2407 (rtl_remove_unreachable_regions): Remove.
2408 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2409 (find_exception_handler_labels): Don't build the hashtable.
2410 (maybe_remove_eh_handler): Remove.
2411 (for_each_eh_label): Rewrite to walk the tree.
2412 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2413 * except.h (maybe_remove_eh_handler): Remove.
2414 * passes.c (init_optimization_passes): Schedule second EH cleanup
2416 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2417 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2419 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2421 * genoutput.c (validate_optab_operands): New.
2422 (gen_insn, gen_expand): Call it.
2424 * genflags.c (gen_insn): Detect misused iterators.
2425 (main): Pass line_no to gen_insn, exit with status 1 on error.
2427 * genextract.c (line_no): Make global.
2428 (VEC_safe_set_locstr): Change assertion to error message.
2429 (main): Exit with status 1 on error.
2431 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2435 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2436 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2437 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2438 * c-convert.c (convert): Do not call fold on results of conversion
2439 functions when the result is a C_MAYBE_CONST_EXPR.
2440 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2441 of __builtin_choose_expr.
2442 * c-typeck.c (remove_c_maybe_const_expr): New.
2443 (build_unary_op, build_conditional_expr, build_compound_expr,
2444 build_binary_op, c_objc_common_truthvalue_conversion): Call
2445 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2448 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2450 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2451 CODE to produce a new one. Add a prototype to use fold_convert_const
2453 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2456 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2457 mix declarations and code.
2459 2009-04-08 Ben Elliston <bje@au.ibm.com>
2461 * gcc.c: Replace `CC' with `GCC' throughout.
2463 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2465 * doc/invoke.texi: Document Atom support.
2467 2009-04-07 Jason Merrill <jason@redhat.com>
2470 * c-common.h, c-common.c: Add flag_pretty_templates.
2471 * c-opts.c (c_common_handle_option): Set it.
2472 * c.opt: Add -fno-pretty-templates.
2473 * doc/invoke.texi (C++ Dialect Options): Likewise.
2475 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2477 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2478 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2479 (ia64_expand_builtin): Likewise.
2481 2009-04-07 Martin Jambor <mjambor@suse.cz>
2483 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2484 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2485 ADDR_EXPRS are include too.
2487 2009-04-07 Richard Guenther <rguenther@suse.de>
2489 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2490 decls are only used if passes as parameters or if they are
2491 local statics and the call is not to a builtin.
2492 (call_may_clobber_ref_p_1): Likewise.
2494 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2496 * expr.c (do_store_flag): Remove last argument. Simplify code
2497 to avoid duplication of tests already done by can_compare_p.
2498 (expand_expr_real_1): Adjust caller.
2500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2502 * optabs.c (can_compare_p): Test the predicate of a
2503 cbranch and cstore pattern.
2505 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2507 * expr.c (convert_move): Use emit_store_flag instead of
2510 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2512 * config/i386/i386.c (ix86_compare_emitted): Remove.
2513 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2514 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2515 * config/i386/i386.h (ix86_compare_emitted): Remove.
2516 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2517 instead of ix86_compare_emitted.
2518 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2520 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2522 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2523 Add t-sysroot-suffix to tmake_file.
2524 * config/print-sysroot-suffix.sh: New file.
2525 * config/t-sysroot-suffix: New file.
2527 2009-04-07 Ben Elliston <bje@au.ibm.com>
2529 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2530 as the latter produces a warning when the target does not support
2533 2009-04-07 Ben Elliston <bje@au.ibm.com>
2535 * dfp.c: Replace type punning assignments with memcpy throughout.
2536 * Makefile.in (dfp.o-warn): Remove.
2538 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2541 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2542 Include soft-fp/t-softfp after rs6000/t-linux64.
2544 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2546 * stor-layout.c (set_sizetype): Use the full precision of their
2547 machine mode for bitsize types.
2549 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/i386.md: Revert 2 accidental checkins.
2553 2009-04-06 Joey Ye <joey.ye@intel.com>
2554 Xuepeng Guo <xuepeng.guo@intel.com>
2555 H.J. Lu <hongjiu.lu@intel.com>
2557 Atom pipeline model, tuning and insn selection.
2558 * config.gcc (atom): Add atom config options and target.
2560 * config/i386/atom.md: New.
2562 * config/i386/i386.c (atom_cost): New cost.
2563 (m_ATOM): New macro flag.
2564 (initial_ix86_tune_features): Set m_ATOM.
2565 (x86_accumulate_outgoing_args): Likewise.
2566 (x86_arch_always_fancy_math_387): Likewise.
2567 (processor_target): Add Atom cost.
2568 (cpu_names): Add Atom cpu name.
2569 (override_options): Set Atom ISA.
2570 (ix86_issue_rate): New case PROCESSOR_ATOM.
2571 (ix86_adjust_cost): Likewise.
2573 * config/i386/i386.h (TARGET_ATOM): New target macro.
2574 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2575 (TARGET_OPT_AGU): New target option.
2576 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2577 (processor_type): Add PROCESSOR_ATOM.
2579 * config/i386/i386.md (cpu): Add new value "atom".
2580 (use_carry, movu): New attr.
2581 (atom.md): Include atom.md.
2582 (adddi3_carry_rex64): Set attr "use_carry".
2583 (addqi3_carry): Likewise.
2584 (addhi3_carry): Likewise.
2585 (addsi3_carry): Likewise.
2586 (*addsi3_carry_zext): Likewise.
2587 (subdi3_carry_rex64): Likewise.
2588 (subqi3_carry): Likewise.
2589 (subhi3_carry): Likewise.
2590 (subsi3_carry): Likewise.
2591 (x86_movdicc_0_m1_rex64): Likewise.
2592 (*x86_movdicc_0_m1_se): Likewise.
2593 (x86_movsicc_0_m1): Likewise.
2594 (*x86_movsicc_0_m1_se): Likewise.
2595 (*adddi_1_rex64): Emit add insn as much as possible.
2596 (*addsi_1): Likewise.
2597 (return_internal): Set atom_unit.
2598 (return_internal_long): Likewise.
2599 (return_pop_internal): Likewise.
2600 (*rcpsf2_sse): Set atom_sse_attr attr.
2601 (*qrt<mode>2_sse): Likewise.
2602 (*prefetch_sse): Likewise.
2604 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2606 (ix86_target_macros_internal): Likewise.
2608 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2609 (*prefetch_sse_rex): Likewise.
2610 (sse_rcpv4sf2): Likewise.
2611 (sse_vmrcpv4sf2): Likewise.
2612 (sse_sqrtv4sf2): Likewise.
2613 (<sse>_vmsqrt<mode>2): Likewise.
2614 (sse_ldmxcsr): Likewise.
2615 (sse_stmxcsr): Likewise.
2616 (*sse_sfence): Likewise.
2617 (sse2_clflush): Likewise.
2618 (*sse2_mfence): Likewise.
2619 (*sse2_lfence): Likewise.
2620 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2621 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2622 (avx_movdqu<avxmodesuffix>): Likewise.
2623 (avx_lddqu<avxmodesuffix>): Likewise.
2624 (sse2_movntv2di): Change attr "type" to "ssemov".
2625 (sse2_movntsi): Likewise.
2626 (rsqrtv8sf2): Change attr "type" to "sseadd".
2627 (sse3_addsubv2df3): Set attr "atom_unit".
2628 (sse3_h<plusminus_insn>v4sf3): Likewise.
2629 (*sse2_pmaddwd): Likewise.
2630 (*vec_extractv2di_1_rex64): Likewise.
2631 (*vec_extractv2di_1_avx): Likewise.
2632 (sse2_psadbw): Likewise.
2633 (ssse3_phaddwv8hi3): Likewise.
2634 (ssse3_phaddwv4hi3): Likewise.
2635 (ssse3_phadddv4si3): Likewise.
2636 (ssse3_phadddv2si3): Likewise.
2637 (ssse3_phaddswv8hi3): Likewise.
2638 (ssse3_phaddswv4hi3): Likewise.
2639 (ssse3_phsubwv8hi3): Likewise.
2640 (ssse3_phsubwv4hi3): Likewise.
2641 (ssse3_phsubdv4si3): Likewise.
2642 (ssse3_phsubdv2si3): Likewise.
2643 (ssse3_phsubswv8hi3): Likewise.
2644 (ssse3_phsubswv4hi3): Likewise.
2645 (ssse3_pmaddubsw128): Likewise.
2646 (sse3_pmaddubsw: Likewise.
2647 (ssse3_palignrti): Likewise.
2648 (ssse3_palignrdi): Likewise.
2650 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2652 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2654 2009-04-06 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/28868
2657 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2658 of which PHI results we inserted.
2659 (insert_into_preds_of_block): Record inserted PHIs.
2660 (eliminate): Eliminate redundant PHI nodes.
2661 (init_pre): Init inserted_phi_names.
2663 2009-04-06 Richard Guenther <rguenther@suse.de>
2665 PR tree-optimization/39643
2666 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2667 IMAGPART_EXPRs of complex constants.
2668 (execute_fold_all_builtins): If we folded a call queue
2669 TODO_update_address_taken.
2671 2009-04-06 Jan Hubicka <jh@suse.cz>
2674 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2677 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2679 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2681 (ic_invalidate_array): Likewise.
2683 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2685 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2686 alignment for library calls.
2688 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2690 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2691 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2692 * config/i386/mingw-stdint.h: New file.
2694 2009-04-05 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/39648
2697 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2698 our &A vs. &A[0] IL deficiencies.
2700 2009-04-04 Jan Hubicka <jh@suse.cz>
2702 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2703 removed toplevel regions.
2704 (sjlj_mark_call_sites): Likewise.
2706 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2708 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2709 (cygwin tm clause use_gcc_stdint): Set to wrap.
2710 * config/i386/cygwin-stdint.h: New file.
2712 2009-04-04 Richard Guenther <rguenther@suse.de>
2714 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2715 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2716 single-argument PHIs if we are in loop-closed SSA form.
2717 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2718 for the pre-condition.
2719 (slpeel_tree_peel_loop_to_edge): Likewise.
2720 (vect_build_loop_niters): Take an optional sequence to append stmts.
2721 (vect_generate_tmps_on_preheader): Likewise.
2722 (vect_do_peeling_for_loop_bound): Take extra guards for the
2724 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2725 the cost model check.
2726 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2727 guards if we are going to peel. Do not apply versioning in that case.
2728 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2729 (vect_do_peeling_for_loop_bound): Likewise.
2730 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2731 loop bound only record extra pre-conditions, do not apply loop
2734 2009-04-04 Richard Guenther <rguenther@suse.de>
2736 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2739 2009-04-04 Jan Hubicka <jh@suse.cz>
2741 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2742 last_basic_block for size of bb->index indexed array.
2743 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2744 compute_out, link_btr_uses, build_btr_def_use_webs,
2745 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2747 2009-04-04 Jan Hubicka <jh@suse.cz>
2749 * except.c (remove_eh_handler_and_replace): Break out from ...
2750 (remove_eh_handler): ... here.
2751 (bring_to_root): New function.
2752 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2753 handled ones, bring others to root of tree.
2755 2009-04-04 Jan Hubicka <jh@suse.cz>
2757 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2758 (all_phis_safe_to_merge): New function.
2759 (update_info): New structure.
2760 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2761 (cleanup_empty_eh): Update SSA if possible.
2763 2009-04-04 Richard Guenther <rguenther@suse.de>
2765 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2766 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2767 (append_vuse): Likewise.
2769 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2771 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2772 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2773 instead of REG_UNSAVED for DW_CFA_undefined.
2774 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2775 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2778 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2781 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2782 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2783 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2785 2009-04-04 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/8781
2788 PR tree-optimization/37892
2789 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2790 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2791 (valueize_refs): Call it for *& valueizations.
2792 (shared_reference_ops_from_ref): Rename to ...
2793 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2794 (shared_reference_ops_from_call): Rename to ...
2795 (valueize_shared_reference_ops_from_call): ... this and valueize.
2796 (vn_reference_lookup): Update.
2797 (visit_reference_op_call): Likewise.
2798 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2799 (eliminate): Value-replace the call address in call statements.
2801 2009-04-04 Richard Guenther <rguenther@suse.de>
2803 PR tree-optimization/39636
2804 * tree-ssa-forwprop.c
2805 (forward_propagate_addr_into_variable_array_index): Check for
2806 GIMPLE_ASSIGN before accessing the rhs code.
2808 2009-04-03 Jason Merrill <jason@redhat.com>
2810 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2812 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2814 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2815 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2816 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2817 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2818 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2819 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2820 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2821 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2822 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2823 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2824 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2825 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2826 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2827 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2828 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2829 Use fr_reg_or_fp01_operand instead of fr_register_operand
2831 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2832 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2833 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2835 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2837 PR rtl-optimization/39607
2838 PR rtl-optimization/39631
2842 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2843 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2844 instead of DF_LR_OUT.
2845 * ira-lives.c (process_bb_node_lives): Ditto.
2846 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2847 instead of DF_LR_{OUT,IN}.
2848 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2849 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2851 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2853 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2854 (execute_lower_omp): Always run but take the short way out if -fopenmp
2856 (gate_lower_omp): Remove, forcing the pass manager to always run the
2857 pass and always set PROP_gimple_lomp.
2858 (pass_lower_omp): Remove gate function.
2859 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2860 PROP_trees. Instead, require it.
2861 * ipa-cp.c (pass_ipa_cp): Likewise.
2862 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2863 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2864 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2865 and PROP_gimple_leh.
2867 2009-04-03 Richard Guenther <rguenther@suse.de>
2870 PR tree-optimization/23940
2871 PR tree-optimization/33237
2874 PR tree-optimization/36201
2875 PR tree-optimization/36230
2876 PR tree-optimization/38049
2877 PR tree-optimization/38207
2878 PR tree-optimization/38230
2879 PR tree-optimization/38301
2880 PR tree-optimization/38585
2882 PR tree-optimization/38985
2883 PR tree-optimization/39299
2884 * tree-ssa-structalias.h: Remove.
2885 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
2886 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
2887 (struct vuse_element_d): Remove.
2888 (struct vuse_vec_d): Likewise.
2889 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
2890 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
2891 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
2892 VUSE_ELEMENT_VAR): Likewise.
2893 (struct voptype_d): Likewise.
2894 (NUM_VOP_FREE_BUCKETS): Likewise.
2895 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
2896 (struct stmt_operands_d): Remove.
2897 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
2898 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
2899 VDEF_NUM, VDEF_VECT): Likewise.
2900 (copy_virtual_operands): Remove.
2901 (operand_build_cmp): Likewise.
2902 (create_ssa_artificial_load_stmt): Likewise.
2903 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
2904 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
2905 vuse_index and mayuse_index members. Pack and move done and iter_type
2906 members to the front.
2907 (SSA_OP_VMAYUSE): Remove.
2908 (SSA_OP_VIRTUAL_USES): Adjust.
2909 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2910 (unlink_stmt_vdef): Declare.
2911 (add_to_addressable_set): Remove.
2912 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2913 (vrp_visit_stmt): Likewise.
2914 * doc/tree-ssa.texi (Alias analysis): Update.
2915 * doc/invoke.texi (max-aliased-vops): Remove docs.
2916 (avg-aliased-vops): Likewise.
2917 * tree-into-ssa.c (syms_to_rename): Remove.
2918 (need_to_update_vops_p): Likewise.
2919 (need_to_initialize_update_ssa_p): Rename to ...
2920 (update_ssa_initialized_fn): ... this. Track function we are
2922 (symbol_marked_for_renaming): Simplify.
2923 (add_new_name_mapping): Do not set need_to_update_vops_p.
2924 (dump_currdefs): Use SYMS_TO_RENAME.
2925 (rewrite_update_stmt): Always walk all uses/defs.
2926 (dump_update_ssa): Adjust.
2927 (init_update_ssa): Take function argument. Track what we are
2929 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2930 (create_new_def_for): Initialize for cfun, assert we are initialized
2932 (mark_sym_for_renaming): Simplify.
2933 (mark_set_for_renaming): Do not initialize update-ssa.
2934 (need_ssa_update_p): Simplify. Take function argument.
2935 (name_mappings_registered_p): Assert we ask for the correct function.
2936 (name_registered_for_update_p): Likewise.
2937 (ssa_names_to_replace): Likewise.
2938 (release_ssa_name_after_update_ssa): Likewise.
2939 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2940 (dump_decl_set): Do not print a newline.
2941 (debug_decl_set): Do it here.
2942 (dump_update_ssa): And here.
2943 * tree-ssa-loop-im.c (move_computations): Adjust.
2944 (movement_possibility): Likewise.
2945 (determine_max_movement): Likewise.
2946 (gather_mem_refs_stmt): Likewise.
2947 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2949 * tree-complex.c (update_all_vops): Remove.
2950 (expand_complex_move): Adjust.
2951 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2952 Simplify test for memory referencing statement. Exclude
2953 non-invariant ADDR_EXPRs.
2954 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2955 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2956 (rdg_flag_uses): Likewise.
2957 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2959 (tree_optimize_tail_calls_1): Also split the
2960 edge from the entry block if we have degenerate PHI nodes in
2961 the first basic block.
2962 * tree.c (init_ttree): Remove memory-tag related code.
2963 (tree_code_size): Likewise.
2964 (tree_node_structure): Likewise.
2965 (build7_stat): Re-write to be build6_stat.
2966 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2967 (SSA_VAR_P): Adjust.
2968 (struct tree_memory_tag): Remove.
2969 (struct tree_memory_partition_tag): Likewise.
2970 (union tree_node): Adjust.
2971 (build7): Re-write to be build6.
2972 * tree-pass.h (pass_reset_cc_flags): Remove.
2973 (TODO_update_address_taken): New flag.
2974 (pass_simple_dse): Remove.
2975 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2976 * params.h (MAX_ALIASED_VOPS): Remove.
2977 (AVG_ALIASED_VOPS): Likewise.
2978 * omp-low.c (expand_omp_taskreg): Update SSA form.
2979 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2980 aliases the lhs in a copy stmt.
2981 * tree-ssa-dse.c (struct address_walk_data): Remove.
2982 (memory_ssa_name_same): Likewise.
2983 (memory_address_same): Likewise.
2984 (get_kill_of_stmt_lhs): Likewise.
2985 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2986 unused stores. Look through PHI nodes into post-dominated regions.
2987 (dse_optimize_stmt): Simplify. Properly remove stores.
2988 (tree_ssa_dse): Compute dominators.
2989 (execute_simple_dse): Remove.
2990 (pass_simple_dse): Likewise.
2991 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2992 gimple_loaded_syms and gimple_stored_syms computation.
2993 * toplev.c (dump_memory_report): Dump alias and pta stats.
2994 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2995 (vn_reference_eq): Likewise.
2996 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2997 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2998 valueize_vuses): Remove.
2999 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3000 (get_def_ref_stmt_vuse): ... this.
3001 (vn_reference_lookup_2): New function.
3002 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3003 walking equivalent vuses. Simplify.
3004 (vn_reference_lookup): Likewise.
3005 (vn_reference_insert): Likewise.
3006 (vn_reference_insert_pieces): Likewise.
3007 (visit_reference_op_call): Simplify.
3008 (visit_reference_op_load): Likewise.
3009 (visit_reference_op_store): Likewise.
3010 (init_scc_vn): Remove shared_lookup_vuses initialization.
3011 (free_scc_vn): Remove shared_lookup_vuses freeing.
3012 (sort_vuses, sort_vuses_heap): Remove.
3013 (get_ref_from_reference_ops): Export.
3014 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3015 vector with single vuse pointer.
3016 (vn_reference_lookup_pieces, vn_reference_lookup,
3017 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3018 (shared_vuses_from_stmt): Remove.
3019 (get_ref_from_reference_ops): Declare.
3020 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3022 memory-tag related code.
3023 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3024 (likely_value): Add comment, skip static-chain of call statements.
3025 (surely_varying_stmt_p): Adjust.
3026 (gimplify_and_update_call_from_tree): Likewise.
3027 (execute_fold_all_builtins): Do not rebuild alias info.
3028 (gimplify_and_update_call_from_tree): Properly update VOPs.
3029 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3030 (copy_ref_info): Remove memory-tag related code.
3031 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3032 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3033 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3035 * tree-ssa-dom.c (gimple_p): Remove typedef.
3036 (eliminate_redundant_computations): Adjust.
3037 (record_equivalences_from_stmt): Likewise.
3038 (avail_expr_hash): Likewise.
3039 (avail_expr_eq): Likewise.
3040 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3041 (stmt_makes_single_load): Likewise.
3042 (stmt_makes_single_store): Likewise.
3043 * tree-ssa-alias.c: Rewrite completely.
3044 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3045 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3046 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3047 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3048 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3049 Remove public functions.
3050 (pass_reset_cc_flags): Remove.
3051 (pass_build_alias): Move ...
3052 * tree-ssa-structalias.c (pass_build_alias): ... here.
3053 * tree-ssa-alias.c (may_be_aliased): Move ...
3054 * tree-flow-inline.h (may_be_aliased): ... here.
3055 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3056 count_uses_and_derefs): Move ...
3057 * gimple.c: ... here.
3058 * gimple.h (count_uses_and_derefs): Declare.
3059 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3060 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3061 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3062 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3063 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3064 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3065 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3067 * tree-dfa.c (refs_may_alias_p): Move ...
3068 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3069 * tree-ssa-alias.h: New file.
3070 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3071 (statement_sink_location): Likewise.
3072 * opts.c (decode_options): Do not adjust max-aliased-vops or
3073 avg-aliased-vops values.
3074 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3075 (TV_CALL_CLOBBER): Likewise.
3076 (TV_FLOW_SENSITIVE): Likewise.
3077 (TV_FLOW_INSENSITIVE): Likewise.
3078 (TV_MEMORY_PARTITIONING): Likewise.
3079 (TV_ALIAS_STMT_WALK): New timevar.
3080 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3081 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3082 (get_address_description): Remove memory-tag related code.
3083 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3084 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3085 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3086 and immediate uses in statements. Document.
3087 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3088 (dump_symbols): Remove.
3089 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3090 * alias.c (get_deref_alias_set): New function split out from ...
3091 (get_alias_set): ... here.
3092 * alias.h (get_deref_alias_set): Declare.
3093 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3094 type parameter. Remove restrict pointer handling. Create a
3095 ref-all pointer in case type-based alias sets do not conflict.
3096 (vect_analyze_data_refs): Remove SMT related code.
3097 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3098 (vectorizable_load): Likewise.
3099 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3100 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3101 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3102 Ignore vops and SMTs.
3103 (dr_analyze_alias): Likewise..
3104 (free_data_ref): Likewise.
3105 (create_data_ref): Likewise.
3106 (analyze_all_data_dependences): Likewise.
3107 (get_references_in_stmt): Adjust.
3108 * tree-flow-inline.h (gimple_aliases_computed_p,
3109 gimple_addressable_vars, gimple_call_clobbered_vars,
3110 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3111 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3112 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3113 gimple_mem_ref_stats): Remove.
3114 (gimple_vop): New function.
3115 (op_iter_next_use): Remove vuses and mayuses cases.
3116 (op_iter_next_def): Remove vdefs case.
3117 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3118 (clear_and_done_ssa_iter): Do not set removed fields.
3119 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3120 Assert we are not iterating over vuses or vdefs if not also
3121 iterating over uses or defs.
3122 (op_iter_init_use): Likewise.
3123 (op_iter_init_def): Likewise.
3124 (op_iter_next_vdef): Remove.
3125 (op_iter_next_mustdef): Likewise.
3126 (op_iter_init_vdef): Likewise.
3127 (compare_ssa_operands_equal): Likewise.
3128 (link_use_stmts_after): Handle vuse operand.
3129 (is_call_used): Use is_call_clobbered.
3130 (is_call_clobbered): Global variables are always call clobbered,
3131 query the call-clobbers bitmap.
3132 (mark_call_clobbered): Ignore global variables.
3133 (clear_call_clobbered): Likewise.
3134 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3135 virtual operands sanity check.
3136 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3138 (TARGET_MEM_REF): Remove TMR_TAG operand.
3139 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3140 Remove call-clobber related code.
3141 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3142 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3143 partitions or escape reason.
3144 (get_single_def_stmt, get_single_def_stmt_from_phi,
3145 get_single_def_stmt_with_phi): Remove.
3146 (dump_referenced_vars): Tidy.
3147 (get_ref_base_and_extent): Allow bare decls.
3148 (collect_dfa_stats): Adjust.
3149 * graphite.c (rename_variables_in_stmt): Adjust.
3150 (graphite_copy_stmts_from_block): Likewise.
3151 (translate_clast): Likewise.
3152 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3154 (translate_vuse_through_block): Use the oracle.
3155 (phi_translate_1): Adjust.
3156 (value_dies_in_block_x): Use the oracle. Cache the outcome
3158 (valid_in_sets): Check if the VUSE for
3159 a REFERENCE is available.
3160 (eliminate): Do not remove stmts during elimination,
3161 instead queue and remove them afterwards.
3162 (do_pre): Do not rebuild alias info.
3163 (pass_pre): Run TODO_rebuild_alias before PRE.
3164 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3165 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3166 (mark_all_v_defs_stmt): Remove.
3167 (mark_all_v_defs_seq): Adjust.
3168 (sra_replace): Likewise.
3169 (scalarize_use): Likewise.
3170 (scalarize_copy): Likewise.
3171 (scalarize_init): Likewise.
3172 (scalarize_ldst): Likewise.
3173 (todoflags): Remove.
3174 (tree_sra): Do not rebuild alias info.
3175 (tree_sra_early): Adjust.
3176 (pass_sra): Run TODO_update_address_taken before SRA.
3177 * tree-predcom.c (set_alias_info): Remove.
3178 (prepare_initializers_chain): Do not call it.
3179 (mark_virtual_ops_for_renaming): Adjust.
3180 (mark_virtual_ops_for_renaming_list): Remove.
3181 (initialize_root_vars): Adjust.
3182 (initialize_root_vars_lm): Likewise.
3183 (prepare_initializers_chain): Likewise.
3184 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3185 (may_propagate_copy_into_stmt): Likewise.
3186 (merge_alias_info): Do nothing for now.
3187 (propagate_tree_value_into_stmt): Adjust.
3188 (stmt_may_generate_copy): Likewise.
3189 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3190 not mark symbols for renaming.
3191 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3192 with the same statement, make sure to update the new pointed-to one.
3193 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3194 call statements, do not mark symbols for renaming.
3195 (mark_operand_necessary): Dump something.
3196 (ref_may_be_aliased): New function.
3197 (mark_aliased_reaching_defs_necessary_1): New helper function.
3198 (mark_aliased_reaching_defs_necessary): Likewise.
3199 (mark_all_reaching_defs_necessary_1): Likewise.
3200 (mark_all_reaching_defs_necessary): Likewise.
3201 (propagate_necessity): Do not process virtual PHIs. For
3202 non-aliased loads mark all reaching definitions as necessary.
3203 For aliased loads and stores mark the immediate dominating
3204 aliased clobbers as necessary.
3205 (visited): New global static.
3206 (perform_tree_ssa_dce): Free visited bitmap after propagating
3208 (remove_dead_phis): Perform simple dead virtual PHI removal.
3209 (remove_dead_stmt): Properly unlink virtual operands when
3211 (eliminate_unnecessary_stmts): Schedule PHI removal after
3213 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3214 (process_replaceable): Likewise.
3215 (find_replaceable_in_bb): Likewise.
3216 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3217 based on the single gimple vop.
3218 (verify_flow_insensitive_alias_info): Remove.
3219 (verify_flow_sensitive_alias_info): Likewise.
3220 (verify_call_clobbering): Likewise.
3221 (verify_memory_partitions): Likewise.
3222 (verify_alias_info): Likewise.
3223 (verify_ssa): Adjust..
3224 (execute_update_addresses_taken): Export. Update SSA
3225 manually. Optimize only when optimizing. Use a local bitmap.
3226 (pass_update_address_taken): Remove TODO_update_ssa, add
3228 (pass_update_address_taken): Just use TODO_update_address_taken.
3229 (init_tree_ssa): Do not initialize addressable_vars.
3230 (verify_ssa): Verify new VUSE / VDEF properties.
3231 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3232 Do not call verify_alias_info.
3233 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3234 Do not free the loaded and stored syms bitmaps. Reset the escaped
3235 and callused solutions. Do not free addressable_vars.
3236 Remove memory-tag related code.
3237 (warn_uninitialized_var): Aliases are always available.
3238 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3239 * lambda-code.c (can_put_in_inner_loop): Adjust.
3240 (can_put_after_inner_loop): Likewise.
3241 (perfect_nestify): Likewise.
3242 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3243 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3244 (vectorizable_conversion): Do not mark symbols for renaming.
3245 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3246 (expand_call_inline): Unlink the calls virtual operands before
3248 (tree_function_versioning): Do not call update_ssa if we are not
3249 updating clones. Simplify.
3250 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3251 (propagate_with_phi): Likewise..
3252 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3253 clobber code. Assert we are not aliased or global.
3254 * tree-flow.h: Include tree-ssa-alias.h
3255 (enum escape_type): Remove.
3256 (struct mem_sym_stats_d): Likewise.
3257 (struct mem_ref_stats_d): Likewise.
3258 (struct gimple_df): Add vop member. Remove global_var,
3259 call_clobbered_vars, call_used_vars, addressable_vars,
3260 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3261 escaped and callused members.
3262 (struct ptr_info_def): Remove all members, add points-to solution
3264 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3265 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3266 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3267 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3268 (tree-ssa-alias.o): Likewise.
3269 (toplev.o): Add tree-ssa-alias.h
3270 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3271 * gimple.c (gimple_set_bb): Fix off-by-one error.
3272 (is_gimple_reg): Do not handle memory tags.
3273 (gimple_copy): Also copy virtual operands.
3274 Delay updating the statement. Do not reset loaded and stored syms.
3275 (gimple_set_stored_syms): Remove.
3276 (gimple_set_loaded_syms): Likewise.
3277 (gimple_call_copy_skip_args): Copy the virtual operands
3278 and mark the new statement modified.
3279 * tree-ssa-structalias.c (may_alias_p): Remove.
3280 (set_uids_in_ptset): Take the alias set to prune with as
3281 parameter. Fold in the alias test of may_alias_p.
3282 (compute_points_to_sets): Compute whether a ptr is dereferenced
3284 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3285 other ADDRESSOF constraints on the lhs.
3286 (get_constraint_for_component_ref): Assert that we don't get
3287 ADDRESSOF constraints from the base of the reference.
3288 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3289 (struct variable_info): Remove collapsed_to member.
3290 (get_varinfo_fc): Remove.
3291 (new_var_info): Do not set collapsed_to.
3292 (dump_constraint): Do not follow cycles.
3293 (dump_constraint_graph): Likewise.
3294 (build_pred_graph): Likewise.
3295 (build_succ_graph): Likewise.
3296 (rewrite_constraints): Likewise.
3297 (do_simple_structure_copy): Remove.
3298 (do_rhs_deref_structure_copy): Remove.
3299 (do_lhs_deref_structure_copy): Remove.
3300 (collapse_rest_of_var): Remove.
3301 (do_structure_copy): Re-implement.
3302 (pta_stats): New global variable.
3303 (dump_pta_stats): New function.
3304 (struct constraint_expr): Make offset signed.
3305 (UNKNOWN_OFFSET): Define special value.
3306 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3307 (solution_set_expand): New helper function split out from ...
3308 (do_sd_constraint): ... here.
3309 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3310 (do_ds_constraint): Likewise.
3311 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3312 and CALLUSED = *CALLUSED.
3313 (set_union_with_increment): Make inc argument signed.
3314 (type_safe): Remove.
3315 (get_constraint_for_ptr_offset): Handle unknown and negative
3317 (first_vi_for_offset): Handle offsets before start. Bail
3318 out early for offsets beyond the variable extent.
3319 (first_or_preceding_vi_for_offset): New function.
3320 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3321 Together with ESCAPED = *ESCAPED this properly computes reachability.
3322 (find_what_var_points_to): New function.
3323 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3324 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3325 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3326 pt_solutions_intersect): New functions.
3327 (compute_call_used_vars): Remove.
3328 (compute_may_aliases): New main entry into PTA computation.
3329 * gimple.h (gimple_p): New typedef.
3330 (struct gimple_statement_base): Remove references_memory_p.
3331 (struct gimple_statement_with_memory_ops_base): Remove
3332 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3334 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3335 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3336 gimple_set_references_memory): Remove.
3337 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3338 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3340 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3341 (verify_expr): Allow RESULT_DECL.
3342 (gimple_duplicate_bb): Do not copy virtual operands.
3343 (gimple_duplicate_sese_region): Adjust.
3344 (gimple_duplicate_sese_tail): Likewise.
3345 (mark_virtual_ops_in_region): Remove.
3346 (move_sese_region_to_fn): Do not call it.
3347 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3348 and pass_simple_dse.
3349 (execute_function_todo): Handle TODO_update_address_taken,
3350 call execute_update_addresses_taken for TODO_rebuild_alias.
3351 (execute_todo): Adjust.
3352 (execute_one_pass): Init dump files early.
3353 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3355 (create_general_new_stmt): Clear vops.
3356 * tree-ssa-reassoc.c (get_rank): Adjust.
3357 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3358 symbols for renaming.
3359 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3360 (PARAM_AVG_ALIASED_VOPS): Likewise.
3361 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3362 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3363 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3364 (operand_build_cmp, copy_virtual_operands,
3365 create_ssa_artificial_load_stmt, add_to_addressable_set,
3366 gimple_add_to_addresses_taken): Remove public functions.
3367 (unlink_stmt_vdef): New function.
3369 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3371 * config.gcc (powerpc-*-linux*): Merge variants.
3373 2009-04-02 Chao-ying Fu <fu@mips.com>
3374 James Grosbach <james.grosbach@microchip.com>
3376 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3377 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3379 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3380 keep_interrupts_masked_p, use_debug_exception_return_p.
3381 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3382 keep_interrupts_masked, use_debug_exception_return.
3383 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3384 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3386 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3387 (mips_print_operand): Process COP0 registers to print $0 .. $31
3388 correctly for GAS to process.
3389 (mips_interrupt_extra_call_saved_reg_p): New function.
3390 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3392 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3393 (mips_compute_frame_info): Add supports for interrupt context that
3394 includes doubleword accumulators and COP0 registers.
3395 (mips_for_each_saved_acc): New function.
3396 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3397 mips_for_each_saved_reg.
3398 (mips_save_reg): Save accumulators.
3399 (mips_kernel_reg_p): A new for_each_rtx callback.
3400 (mips_expand_prologue): Support interrupt handlers.
3401 (mips_restore_reg): Restore accumulators.
3402 (mips_expand_epilogue): Support interrupt handlers.
3403 (mips_can_use_return_insn): Return false for interrupt handlers.
3404 (mips_epilogue_uses): New function.
3405 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3406 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3407 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3408 cop0_move): New instructions.
3409 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3410 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3412 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3414 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3415 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3416 interrupt handlers, we use K0 as the temporary register.
3417 (EPILOGUE_USES): Change to a function call.
3418 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3419 handlers, we use K0 as the temporary register.
3421 * doc/extend.texi (Function Attributes): Document interrupt,
3422 use_shadow_register_set, keep_interrupts_masked,
3423 use_debug_exception_return for MIPS attributes.
3425 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3427 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3428 Remove a number of t-files from tmake_file.
3429 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3430 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3431 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3432 target_prototype, not TARGET_PROTOTYPE.
3433 (LINK_OS_GNU_SPEC): Define.
3434 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3435 and darwin-ldoubdle.c.
3437 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3440 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3441 (cpp_options): Ditto.
3442 (default_compilers): Ditto.
3443 (display_help): Ditto.
3444 (process_command): Ditto.
3446 (set_input): Use lbasename instead of duplicate code.
3447 (save_temps_prefix): New static for -save-temps=obj.
3448 (save_temps_length): Ditto.
3450 * doc/invoke.texi (-save-temps=obj): Document new variant to
3453 2009-04-02 Jeff Law <law@redhat.com>
3455 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3458 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3460 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3461 * configure: Regenerated.
3463 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3465 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3466 share the argument list.
3468 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3472 2009-02-12 Diego Novillo <dnovillo@google.com>
3474 * varpool.c (debug_varpool): New.
3475 * cgraph.h (debug_varpool): Declare.
3477 2009-04-02 Jan Hubicka <jh@suse.cz>
3479 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3482 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3484 * config/i386/i386.c (ix86_abi): Move initialization to ...
3485 (override_options): Here.
3487 2009-04-02 Christian Bruel <christian.bruel@st.com>
3489 * config/sh/sh.c (sh_dwarf_register_span): New function.
3490 (TARGET_DWARF_REGISTER_SPAN): Define.
3491 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3493 2009-04-02 Ira Rosen <irar@il.ibm.com>
3495 PR tree-optimization/39595
3496 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3497 interleaved loads group is not greater than the SLP group size.
3499 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3501 * builtins.c (is_builtin_name): New.
3502 (called_as_built_in): Use is_builtin_name.
3503 * tree.h (is_builtin_name): New.
3504 * varasm.c (incorporeal_function_p): Use is_builtin_name
3506 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3508 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3510 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3513 * c-decl.c (clone_underlying_type): Move this ...
3514 * c-common.c (set_underlying_type): ... here.
3515 Also, make sure the function properly sets TYPE_STUB_DECL() on
3516 the newly created typedef variant type.
3517 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3518 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3521 2009-04-02 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/37221
3524 * tree-flow.h (degenerate_phi_result): Declare.
3525 * tree-ssa-dom.c (degenerate_phi_result): Export.
3526 * tree-scalar-evolution.c (analyze_initial_condition): If
3527 the initial condition is defined by a degenerate PHI node
3528 use the degenerate value.
3530 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3532 PR rtl-optimization/39588
3533 * combine.c (merge_outer_ops): Do not set the constant when this
3535 (simplify_shift_const_1): Do not modify it either in this case.
3537 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3539 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3540 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3542 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3545 * c-lex.c (interpret_float): Default (no suffix) is double.
3547 2009-04-1 Xinliang David Li <davidxl@google.com>
3549 * config/i386/i386.c (legitimate_constant_p): Recognize
3550 all one vector constant.
3552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3554 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3555 Change #include order to silence two warnings.
3557 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3559 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3560 (ASM_SPEC): Pass -k to the assembler for PIC code.
3562 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3564 * gcc/config.gcc: Add vax-*-linux* to the switch.
3565 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3566 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3570 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3571 Use predicate macros instead of GET_CODE() == foo.
3572 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3573 ashlsi3, rotrsi3, <unnamed>): Likewise.
3575 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3577 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3578 jbbccihi, jbbccisi): Remova trailing whitespace.
3579 * gcc/config/vax/constraints.md: Likewise.
3580 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3581 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3582 * gcc/config/vax/predicates.md: Likewise.
3583 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3584 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3585 * gcc/config/vax/vax.h: Likewise.
3586 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3588 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3590 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3591 (indirectable_address_p, adjacent_operands_p): Add spaces around
3593 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3597 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3598 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3599 index_term_p, reg_plus_index_p, legitimate_address_p,
3600 vax_mode_dependent_address_p): Update comments to match functions
3601 modified by the recent int->bool conversion.
3603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3605 * gcc/config/vax/builtins.md: Update copyright message.
3606 * gcc/config/vax/constraints.md: Likewise.
3607 * gcc/config/vax/netbsd-elf.h: Likewise.
3608 * gcc/config/vax/predicates.md: Likewise.
3609 * gcc/config/vax/vax-protos.h: Likewise.
3610 * gcc/config/vax/vax.c: Likewise.
3611 * gcc/config/vax/vax.h: Likewise.
3612 * gcc/config/vax/vax.md: Likewise.
3613 * gcc/config/vax/vax.opt: Likewise.
3615 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3617 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3618 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3619 * gcc/config/vax/constraints.md (B, R): Likewise.
3620 * gcc/config/vax/predicates.md (external_memory_operand,
3621 nonimmediate_addsub_di_operand): Likewise.
3622 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3623 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3624 untyped_call): Likewise.
3626 2009-04-01 Matt Thomas <matt@3am-software.com>
3628 * config/vax/predicates.md: New file.
3629 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3630 external_const_operand, nonsymbolic_operand, external_memory_operand,
3631 indirect_memory_operand, indexed_memory_operand,
3632 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3633 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3635 * config/vax/constraints.md: New file.
3636 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3638 * config/vax/builtins.md: New file.
3639 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3640 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3642 * config/vax/vax.opt (mqmath): Add option.
3643 * config/vax/vax.md (isfx): Extend with DI.
3644 (VAXintQH, VAXintQHSD): Define.
3645 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3646 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3647 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3648 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3649 (movdi): Update constraints and use vax_output_int_move().
3650 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3651 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3652 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3653 nonlocal_goto): New.
3654 (mov<mode>): Extend accepted operand types.
3655 (subdi3_old): Rename from subdi3, change update constraints and use
3656 a new implementation.
3657 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3658 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3659 MOVE_RATIO, CLEAR_RATIO): Define.
3660 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3661 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3662 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3663 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3664 (split_quadword_operands): Make static and really allow variable
3666 (print_operand_address): Update for PIC generation.
3667 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3668 indexable_address_p, fixup_mathdi_operand,
3669 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3670 (vax_float_literal, legitimate_constant_p,
3671 indirectable_constant_address_p, index_term_p,
3672 reg_plus_index_p): Return bool instead of int.
3673 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3675 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3677 (vax_output_conditional_branch): Indent.
3678 (legitimate_constant_address_p, indirectable_constant_address_p,
3679 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3680 vax_mode_dependent_address_p): Return bool instead of int, update for
3682 * config/vax/vax-protos.h (legitimate_constant_address_p,
3683 legitimate_constant_p, legitimate_address_p,
3684 vax_mode_dependent_address_p): Change declaration to bool.
3685 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3686 vax_expand_addsub_di_operands, vax_output_int_subtract,
3687 vax_output_movmemsi): Declare.
3688 (split_quadword_operands, vax_float_literal): Delete declaration.
3689 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3690 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3691 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3692 ASM_OUTPUT_DWARF_PCREL): Define.
3693 (ASM_SPEC): Change definition to allow PIC generation.
3695 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3697 * doc/sourcebuild.texi: Update front-end requirements.
3699 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3702 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3703 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3704 (booldi3_internal3): Use boolean_or_operator instead of
3707 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3710 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3711 declarator whose size is not an integer constant expression but
3712 folds to an integer constant, then treat it as a constant
3715 2009-04-01 Richard Guenther <rguenther@suse.de>
3717 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3718 i * 4 + 2 to (i * 2 + 1) * 2.
3720 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3723 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3724 return if c_parser_asm_string_literal returned NULL.
3726 2009-04-01 Nick Clifton <nickc@redhat.com>
3728 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3730 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3731 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3732 other typedefs to avoid conflicts with libgcc2.c. Define labels
3733 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3735 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3736 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3739 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3741 * varasm.c (default_function_rodata_section): Declare DOT as
3744 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3745 Andrey Galkin <agalkin@hypercom.com>
3748 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3749 Make object_name unique for each process.
3751 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3754 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3755 addressable variables in the parallel that could go out of scope while
3756 running queued tasks.
3758 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3760 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3761 (CASE_VALUES_THRESHOLD): Redefine.
3762 * config/avr/avr.c (avr_override_options): Remove initialization of
3763 avr_case_values_threshold variable.
3764 (avr_case_values_threshold): Remove variable. Add new function.
3765 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3766 * config/avr/avr.opt (mno-tablejump): Remove option.
3767 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3769 2009-04-01 DJ Delorie <dj@redhat.com>
3771 * varasm.c (default_function_rodata_section): Don't assume
3772 anything about where the first '.' in the section name is.
3774 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3776 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3777 rs6000_emit_stack_tie.
3779 2009-03-31 Ian Lance Taylor <iant@google.com>
3781 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3782 gimple_code with GIMPLE_RESX, not RESX.
3784 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3786 * c-common.c (c_get_ident): New.
3787 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3789 2009-04-01 Ben Elliston <bje@au.ibm.com>
3791 * config/rs6000/sysv4.opt (msdata): Improve option description.
3793 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3795 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3796 (divdf3_internal_lat): Remove.
3797 (divxf3_internal_lat): Remove.
3798 (divxf3_internal_thr): Remove.
3799 (divxf): Use divxf3_internal.
3800 * config/ia64/div.md (divsf3_internal_lat): New.
3801 (divdf3_internal_lat): New.
3802 (divxf3_internal): New.
3804 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3807 * Makefile.in (USE_GCC_STDINT): Define.
3808 (stmp-int-hdrs): Install stdint.h if applicable.
3809 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3811 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3812 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3813 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3814 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3815 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3816 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3817 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3818 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3819 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3820 (c_common_nodes_and_builtins): Initialize
3821 underlying_wchar_type_node. Do not initialize
3822 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3823 nodes for new types.
3824 (c_stddef_cpp_builtins): Define macros for new types.
3825 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3827 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3828 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3829 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3830 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3831 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3832 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3833 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3834 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3835 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3836 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3837 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3838 int16_type_node, int32_type_node, int64_type_node,
3839 uint8_type_node, uint16_type_node, c_uint32_type_node,
3840 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3841 int_least32_type_node, int_least64_type_node,
3842 uint_least8_type_node, uint_least16_type_node,
3843 uint_least32_type_node, uint_least64_type_node,
3844 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3845 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3846 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3847 uintptr_type_node): Define.
3848 * c-cppbuiltin.c (builtin_define_constants,
3849 builtin_define_type_minmax): New.
3850 (builtin_define_stdint_macros): Define more macros.
3851 (c_cpp_builtins): Define more limit macros.
3853 (builtin_define_type_max): Define in terms of
3854 builtin_define_type_minmax. Remove is_long parameter. All
3856 * config.gcc (use_gcc_stdint): Define.
3857 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3858 Add newlib-stdint.h for generic targets.
3859 * config/glibc-stdint.h, config/newlib-stdint.h,
3860 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3861 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3862 * config/score/score.h (UINTPTR_TYPE): Define.
3863 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3864 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3865 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3866 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3867 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3868 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3869 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3870 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3871 * config/spu/spu.h (STDINT_LONG32): Define.
3872 * configure.ac (use_gcc_stdint): Substitute.
3873 * configure: Regenerate.
3874 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
3875 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
3876 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
3877 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
3878 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
3879 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
3880 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
3881 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
3882 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
3883 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
3884 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
3885 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
3886 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
3887 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
3888 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
3889 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
3890 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
3891 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
3892 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
3893 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
3894 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
3895 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
3896 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3897 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3898 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3899 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3900 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3901 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3902 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
3904 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
3906 * loop-iv.c (suitable_set_for_replacement): Renamed from
3907 simplify_using_assignment; changed to return bool and to accept new
3908 args DEST and SRC. Return true iff we find a source/destination pair
3909 that can be used to make a replacement, and fill SRC and DEST if so.
3910 Remove arg ALTERED. Don't deal with altered regs here. All callers
3912 (simplify_using_initial_values): Deal with altered regs here and track
3913 more precisely the effect they have on the validity of our expression.
3915 * loop-iv.c (simplify_using_condition): A condition of the form
3916 (EQ REG CONST) can be used to simply make a substitution.
3917 (simplify_using_initial_values): Keep track of conditions we have seen
3918 and keep using them to simplify new expressions, while applying the
3919 same substitutions to them as to the expression.
3921 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3922 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3925 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3926 changed. Use this when trying to improve the upper bound.
3927 Generate the comparison by using simplify_gen_relational.
3929 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3931 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3933 (simplify_using_assignment, simplify_using_initial_values): Call
3934 replace_in_expr to make replacements. Call replace_single_def_regs
3935 once on the initial version of the expression.
3937 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3940 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3942 2009-03-31 Richard Guenther <rguenther@suse.de>
3945 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3946 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3948 2009-03-31 Richard Guenther <rguenther@suse.de>
3950 * tree.h (div_if_zero_remainder): Declare.
3951 * fold-const.c (div_if_zero_remainder): Export.
3952 * tree-ssa-forwprop.c
3953 (forward_propagate_addr_into_variable_array_index): Handle
3954 constant array index addition outside of the variable index.
3956 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3959 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3960 define_splits, floatunssi<mode>2): Require x87 conversions from
3961 DImode to be permitted.
3963 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3965 PR preprocessor/15638
3966 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3968 2009-03-31 Richard Guenther <rguenther@suse.de>
3972 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3973 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3974 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3975 a separate statement.
3976 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3977 (lookup_tmp_var): Likewise.
3978 (is_gimple_formal_tmp_or_call_rhs): Remove.
3979 (is_gimple_reg_or_call_rhs): Rename to ...
3980 (is_gimple_reg_rhs_or_call): ... this.
3981 (is_gimple_mem_or_call_rhs): Rename to ...
3982 (is_gimple_mem_rhs_or_call): ... this.
3983 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3984 DECL_GIMPLE_REG_P only if is_formal is true.
3985 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3986 for non-proper post-modify expression gimplification.
3987 (gimplify_self_mod_expr): For post-modify expressions gimplify
3988 the lvalue to a minimal lvalue.
3989 (rhs_predicate_for): Remove formal temp case.
3990 (gimplify_modify_expr_rhs): Likewise.
3991 (gimplify_addr_expr): Use is_gimple_reg.
3992 (gimplify_expr): Remove formal temp cases.
3993 (gimple_regimplify_operands): Likewise.
3994 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3995 and FILTER_EXPR like constants.
3996 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3998 (is_gimple_formal_tmp_rhs): Remove.
3999 (is_gimple_reg_rhs): Remove special casing.
4000 (is_gimple_mem_rhs): Fix.
4001 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4002 (is_gimple_formal_tmp_var): Remove.
4003 (is_gimple_formal_tmp_reg): Likewise.
4004 (is_gimple_min_lval): Allow invariant component ref parts.
4005 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4006 is_gimple_formal_tmp_reg): Remove declarations.
4007 * tree-cfg.c (verify_expr): Verify that variables with address
4008 taken do not have DECL_GIMPLE_REG_P set.
4009 * tree-mudflap.c (mf_build_check_statement_for): Use
4010 force_gimple_operand instead of gimplify_expr.
4012 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4014 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4015 schedulable rows to compute_split_row.
4017 2009-03-31 Ben Elliston <bje@au.ibm.com>
4020 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4023 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4025 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4026 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4027 * configure: Regenerate.
4028 * config.in: Regenerate.
4029 * config/rs6000/rs6000.opt (mtls-markers): Add.
4030 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4031 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4032 (tls_ld_aix, tls_ld_sysv): Likewise.
4033 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4034 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4036 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4038 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4040 2009-03-30 Jan Hubicka <jh@suse.cz>
4042 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4044 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4045 detection and label handling.
4047 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4049 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4050 left_conflicts_size.
4051 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4052 ALLOCNO_LEFT_CONFLICTS_SIZE.
4054 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4055 remove_allocno_from_bucket_and_push,
4056 allocno_spill_priority_compare, push_allocnos_to_stack,
4057 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4058 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4059 (setup_allocno_left_conflicts_num): Ditto. Rename to
4060 setup_allocno_left_conflicts_size.
4061 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4062 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4063 setup_allocno_left_conflicts_size instead of
4064 setup_allocno_left_conflicts_num.
4066 * ira-build.c (ira_create_allocno): Use
4067 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4068 ALLOCNO_LEFT_CONFLICTS_NUM.
4070 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4072 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4073 instead of DF_LR_OUT.
4075 * ira-lives.c (process_bb_node_lives): Ditto.
4077 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4078 instead of DF_LR_{OUT,IN}.
4080 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4082 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4084 2009-03-30 Jan Hubicka <jh@suse.cz>
4086 * except.c (label_to_region_map): Fix thinko.
4088 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4091 * tree.h (tree_find_value): New declaration.
4092 * tree.c (tree_find_value): New function.
4093 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4095 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4098 * c-decl.c (struct c_binding): Add locus field.
4099 (bind): Add locus argument, set locus field from it.
4100 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4101 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4102 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4103 implicitly_declare, undeclared_variable, lookup_label,
4104 declare_label, c_make_fname_decl, c_builtin_function,
4105 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4108 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4111 * config/i386/i386.c (classify_argument): Check total size of
4114 2009-03-30 Martin Jambor <mjambor@suse.cz>
4116 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4117 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4118 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4121 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4122 seen_variable_array_ref while also traversing a union.
4124 * tree-inline.c (optimize_inline_calls): Do not call
4125 cgraph_node_remove_callees.
4126 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4127 (pass_remove_cgraph_callee_edges): New variable.
4128 * passes.c (init_optimization_passes): Add
4129 pass_remove_cgraph_callee_edges after early inlining and before all
4130 late intraprocedural passes.
4132 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4134 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4136 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4139 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4141 * combine.c (simplify_comparison): Use have_insn_for.
4142 * dojump.c (do_jump): Likewise.
4144 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4146 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4147 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4148 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4149 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4150 instead of sparc_compare_emitted.
4151 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4152 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4153 instead of sparc_compare_emitted.
4155 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4157 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4158 enter/exit cfglayout mode.
4159 (pass_partition_block): Require it.
4160 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4161 (combine_instructions): Track basic blocks instead of labels.
4162 (update_cfg_for_uncondjump): New.
4163 (try_combine): Use it. Update jumps after rescanning.
4164 (pass_combine): Require PROP_cfglayout.
4165 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4167 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4169 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4170 Provide/destroy PROP_cfglayout respectively.
4171 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4172 * tree-pass.h (PROP_cfglayout): New.
4174 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4176 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4177 fold_convert_const_fixed_from_fixed,
4178 fold_convert_const_fixed_from_int,
4179 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4180 set TREE_CONSTANT_OVERFLOW.
4181 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4182 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4184 2009-03-30 Ira Rosen <irar@il.ibm.com>
4186 * tree-vect-loop-manip.c: New file.
4187 * tree-vectorizer.c: Update documentation and included files.
4188 (vect_loop_location): Make extern.
4189 (rename_use_op): Move to tree-vect-loop-manip.c
4190 (rename_variables_in_bb, rename_variables_in_loop,
4191 slpeel_update_phis_for_duplicate_loop,
4192 slpeel_update_phi_nodes_for_guard1,
4193 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4194 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4195 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4196 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4197 find_loop_location): Likewise.
4198 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4199 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4200 get_vectype_for_scalar_type, vect_is_simple_use,
4201 supportable_widening_operation, supportable_narrowing_operation):
4203 (bb_in_loop_p): Move to tree-vect-loop.c.
4204 (new_loop_vec_info, destroy_loop_vec_info,
4205 reduction_code_for_scalar_code, report_vect_op,
4206 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4207 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4208 (vect_supportable_dr_alignment): Likewise.
4209 * tree-vectorizer.h (tree-data-ref.h): Include.
4210 (vect_loop_location): Declare.
4211 Reorganize function declarations according to the new file structure.
4212 * tree-vect-loop.c: New file.
4213 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4214 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4215 * tree-vect-data-refs.c: New file.
4216 * tree-vect-patterns.c (timevar.h): Don't include.
4217 * tree-vect-stmts.c: New file.
4218 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4219 tree-vect-slp.c, tree-vect-loop.c.
4220 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4221 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4222 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4223 (tree-vect-analyze.o): Remove.
4224 (tree-vect-transform.o): Likewise.
4225 (tree-vect-data-refs.o): Add rule.
4226 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4227 tree-vect-slp.o): Likewise.
4228 (tree-vect-patterns.o): Remove redundant dependencies.
4229 (tree-vectorizer.o): Likewise.
4230 * tree-vect-slp.c: New file.
4232 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4234 * optc-gen.awk: Warn if an option flag has multiple different
4237 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4239 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4240 -floop-block): Document dependences on PPL, CLooG and Graphite.
4242 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4244 PR rtl-optimization/323
4245 * c-common.c (c_fully_fold, convert_and_check,
4246 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4247 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4248 * c-common.def (EXCESS_PRECISION_EXPR): New.
4249 * c-cppbuiltin.c (builtin_define_float_constants): Define
4250 constants with enough digits for long double.
4251 * c-lex.c (interpret_float): Interpret constant with excess
4252 precision where appropriate.
4253 * c-opts.c (c_common_post_options): Set
4254 flag_excess_precision_cmdline. Give an error for
4255 -fexcess-precision=standard for C++ for processors where the
4256 option is significant.
4257 * c-parser.c (c_parser_conditional_expression): Handle excess
4258 precision in condition.
4259 * c-typeck.c (convert_arguments): Handle arguments with excess
4261 (build_unary_op): Move excess precision outside operation.
4262 (build_conditional_expr): Likewise.
4263 (build_compound_expr): Likewise.
4264 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4265 (build_modify_expr): Handle excess precision in RHS.
4266 (convert_for_assignment): Handle excess precision in converted
4268 (digest_init, output_init_element, process_init_element): Handle
4269 excess precision in initializer.
4270 (c_finish_return): Handle excess precision in return value.
4271 (build_binary_op): Handle excess precision in operands and add
4272 excess precision as needed for operation.
4273 * common.opt (-fexcess-precision=): New option.
4274 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4275 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4276 For standard excess precision, output explicit conversion to and
4277 truncation from XFmode.
4278 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4279 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4280 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4281 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4282 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4283 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4284 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4285 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4286 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4287 define_splits, sqrt<mode>2): Disable where appropriate for
4288 standard excess precision.
4289 * convert.c (convert_to_real): Do not shorten arithmetic to type
4290 for which excess precision would be used.
4291 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4292 * doc/invoke.texi (-fexcess-precision=): Document option.
4293 (-mfpmath=): Correct index entry.
4294 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4295 flag_excess_precision): New.
4296 * langhooks.c (lhd_post_options): Set
4297 flag_excess_precision_cmdline.
4298 * opts.c (common_handle_option): Handle -fexcess-precision=.
4299 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4300 init_excess_precision): New.
4301 (lang_dependent_init_target): Call init_excess_precision.
4302 * tree.c (excess_precision_type): New.
4303 * tree.h (excess_precision_type): Declare.
4305 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4308 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4309 non-lvalue to component.
4311 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4313 PR preprocessor/34695
4314 * Makefile.in (c-opts.o): Depend on c-tree.h.
4315 * c-common.c: Move down include of diagnostic.h.
4316 (done_lexing, c_cpp_error): New.
4317 * c-common.h (done_lexing): Declare.
4318 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4320 * c-opts.c: Include c-tree.h.
4321 (c_common_init_options): Set preprocessor error callback.
4322 (c_common_handle_option): Do not set preprocessor
4323 inhibit_warnings, warnings_are_errors, warn_system_headers,
4324 pedantic_errors or inhibit_warnings flags.
4325 (c_common_post_options): Do not check cpp_errors (parse_in).
4326 (c_common_finish): Do not output dependencies if there were
4327 errors. Do not check return value of cpp_finish.
4328 * c-ppoutput.c (pp_file_change): Set input_location.
4329 * c-tree.h (c_cpp_error): Declare.
4330 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4332 (diagnostic_build_prefix): Check override_column.
4333 * diagnostic.h (diagnostic_info): Add override_column field.
4334 (diagnostic_override_column): Define.
4336 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4338 * c-common.c (c_expand_expr, c_staticp): Remove.
4339 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4340 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4341 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4342 * c-gimplify.c (gimplify_compound_literal_expr,
4343 optimize_compound_literals_in_ctor): Remove.
4344 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4345 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4346 * c-semantics.c (emit_local_var): Remove.
4348 * langhooks-def.h (lhd_expand_expr): Remove.
4349 * langhooks.c (lhd_expand_expr): Remove.
4350 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4352 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4353 handling from c-semantics.c; don't call into langhook.
4354 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4355 * gimplify.c (gimplify_compound_literal_expr,
4356 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4357 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4358 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4359 as was done in c-gimplify.c.
4360 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4361 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4362 Move from c-common.h.
4363 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4365 * tree.c (staticp): Do not call langhook.
4366 * langhooks.c (lhd_staticp): Delete.
4367 * langhooks-def.h (lhd_staticp): Delete prototype.
4368 (LANG_HOOKS_STATICP): Delete.
4369 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4371 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4372 instead of DECL_STMTs.
4374 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4382 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4384 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4385 contained expression.
4386 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4387 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4388 conditional expressions for C.
4389 (decl_constant_value_for_optimization): Move from
4390 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4391 whether optimizing and that the expression is a VAR_DECL not of
4392 array type instead of doing such checks in the caller. Do not
4393 check pedantic. Call gcc_unreachable for C++.
4394 * c-common.def (C_MAYBE_CONST_EXPR): New.
4395 * c-common.h (c_fully_fold, c_save_expr,
4396 decl_constant_value_for_optimization): New prototypes.
4397 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4398 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4399 EXPR_INT_CONST_OPERANDS): Define.
4400 * c-convert.c (convert): Strip nops from expression.
4401 * c-decl.c (groktypename): Take extra parameters expr and
4402 expr_const_operands. Update call to grokdeclarator.
4403 (start_decl): Update call to grokdeclarator. Add statement for
4404 expressions used in type of decl.
4405 (grokparm): Update call to grokdeclarator.
4406 (push_parm_decl): Update call to grokdeclarator.
4407 (build_compound_literal): Add parameter non_const and build a
4408 C_MAYBE_COSNT_EXPR if applicable.
4409 (grokdeclarator): Take extra parameters expr and
4410 expr_const_operands. Track expressions used in declaration
4411 specifiers and declarators. Fold array sizes and track whether
4412 they are constant expressions and whether they are integer
4413 constant expressions.
4414 (parser_xref_tag): Set expr and expr_const_operands fields in
4416 (grokfield): Update call to grokdeclarator.
4417 (start_function): Update call to grokdeclarator.
4418 (build_null_declspecs): Set expr and expr_const_operands fields in
4420 (declspecs_add_type): Handle expressions in typeof specifiers.
4421 * c-parser.c (c_parser_declspecs): Set expr and
4422 expr_const_operands fields for declaration specifiers.
4423 (c_parser_enum_specifier): Likewise.
4424 (c_parser_struct_or_union_specifier): Likewise.
4425 (c_parser_typeof_specifier): Likewise. Update call to
4426 groktypename. Fold expression as needed. Return expressions with
4427 type instead of adding statements.
4428 (c_parser_attributes): Update calls to c_parser_expr_list.
4429 (c_parser_statement_after_labels): Fold expression before passing
4430 to objc_build_throw_stmt.
4431 (c_parser_condition): Fold expression.
4432 (c_parser_asm_operands): Fold expression.
4433 (c_parser_conditional_expression): Use c_save_expr. Update call
4434 to build_conditional_expr.
4435 (c_parser_alignof_expression): Update call to groktypename.
4436 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4437 original_code. Fold expression argument of va_arg. Create
4438 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4439 argument to va_arg. Update calls to groktypename. Fold array
4440 index for offsetof. Verify that first argument to
4441 __builtin_choose_expr has integer type.
4442 (c_parser_postfix_expression_after_paren_type): Update calls to
4443 groktypename and build_compound_literal. Handle expressions with
4444 side effects in type name.
4445 (c_parser_postfix_expression_after_primary): Update call to
4446 c_parser_expr_list. Set original_code for calls to
4447 __builtin_constant_p.
4448 (c_parser_expr_list): Take extra parameter fold_p. Fold
4449 expressions if requested.
4450 (c_parser_objc_type_name): Update call to groktypename.
4451 (c_parser_objc_synchronized_statement): Fold expression.
4452 (c_parser_objc_receiver): Fold expression.
4453 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4454 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4455 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4456 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4457 (struct c_typespec): Add elements expr and expr_const_operands.
4458 (struct c_declspecs): Add elements expr and expr_const_operands.
4459 (groktypename, build_conditional_expr, build_compound_literal):
4461 (in_late_binary_op): Declare.
4462 * c-typeck.c (note_integer_operands): New function.
4463 (in_late_binary_op): New variable.
4464 (decl_constant_value_for_broken_optimization): Move to c-common.c
4465 and rename to decl_constant_value_for_optimization.
4466 (default_function_array_conversion): Do not strip nops.
4467 (default_conversion): Do not call
4468 decl_constant_value_for_broken_optimization.
4469 (build_array_ref): Do not fold result.
4470 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4471 result when operand is a VLA.
4472 (c_expr_sizeof_type): Update call to groktypename. Handle
4473 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4474 result when operand names a VLA type.
4475 (build_function_call): Update call to build_compound_literal.
4476 Only fold result for calls to __builtin_* functions. Strip
4477 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4478 the function designator.
4479 (convert_arguments): Fold arguments. Update call to
4480 convert_for_assignment.
4481 (build_unary_op): Handle increment and decrement of
4482 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4483 decrement earlier. Fold operand of increment and decrement.
4484 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4485 built for integer operand. Wrap returns that are INTEGER_CSTs
4486 without being integer constant expressions or that have integer
4487 constant operands without being INTEGER_CSTs.
4488 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4489 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4490 result is an integer constant expression or can be used in
4491 unevaluated parts of one and avoid folding and wrap as
4492 appropriate. Fold operands before possibly doing -Wsign-compare
4494 (build_compound_expr): Wrap result for C99 if operands can be used
4495 in integer constant expressions.
4496 (build_c_cast): Update call to digest_init. Do not ignore
4497 overflow from casting floating-point constants to integers. Wrap
4498 results that could be confused with integer constant expressions,
4499 null pointer constants or floating-point constants.
4500 (c_cast_expr): Update call to groktypename. Handle expressions
4501 included in type name.
4502 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4503 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4504 Update calls to convert_for_assignment.
4505 (convert_for_assignment): Take new parameter
4506 null_pointer_constant. Do not strip nops or call
4507 decl_constant_value_for_broken_optimization. Set
4508 in_late_binary_op for conversions to boolean.
4509 (store_init_value): Update call to digest_init.
4510 (digest_init): Take new parameter null_pointer_constant. Do not
4511 call decl_constant_value_for_broken_optimization. pedwarn for
4512 initializers not constant expressions. Update calls to
4513 convert_for_assignment.
4514 (constructor_nonconst): New.
4515 (struct constructor_stack): Add nonconst element.
4516 (really_start_incremental_init, push_init_level, pop_init_level):
4517 Handle constructor_nonconst and nonconst element.
4518 (set_init_index): Call constant_expression_warning for array
4520 (output_init_element): Fold value. Set constructor_nonconst as
4521 applicable. pedwarn for initializers not constant expressions.
4522 Update call to digest_init. Call constant_expression_warning
4523 where constant initializers are required.
4524 (process_init_element): Use c_save_expr.
4525 (c_finish_goto_ptr): Fold expression.
4526 (c_finish_return): Fold return value. Update call to
4527 convert_for_assignment.
4528 (c_start_case): Fold switch expression.
4529 (c_process_expr_stmt): Fold expression.
4530 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4531 ensure statement expression is not evaluated in constant expression.
4532 (build_binary_op): Track whether results are integer constant
4533 expressions or may occur in such, disable folding and wrap results
4534 as applicable. Fold operands for -Wsign-compare warnings unless
4536 (c_objc_common_truthvalue_conversion): Handle results folded to
4537 integer constants that are not integer constant expressions.
4538 * doc/extend.texi: Document when typeof operands are evaluated,
4539 that condition of __builtin_choose_expr is an integer constant
4540 expression, and more about use of __builtin_constant_p in
4543 2009-03-29 Richard Guenther <rguenther@suse.de>
4545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4546 propagate addresses of array references.
4548 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4550 * regmove.c (perhaps_ends_bb_p): Remove.
4551 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4552 from INSN and check that the main loop stays within that basic block.
4553 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4554 (regmove_forward_pass): Split out from regmove_optimize. Use
4555 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4556 (regmove_backward_pass): Split out from regmove_optimize. Use
4557 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4558 (regmove_optimize): Simplify.
4560 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4563 * config/i386/i386.c (classify_argument): Ignore flexible array
4564 member in struct and warn ABI change.
4566 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4568 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4570 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4571 (ix86_adjust_cost): Updated.
4573 2009-03-29 Jan Hubicka <jh@suse.cz>
4576 * tree-pass.h (pass_cleanup_eh): New function.
4577 (remove_unreachable_regions): Break code handling RTL
4578 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4579 that can not be reached by runtime.
4580 (can_be_reached_by_runtime): New function.
4581 (label_to_region_map): New function.
4582 (num_eh_regions): New function.
4583 (rtl_remove_unreachable_regions): New function.
4584 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4585 (remove_eh_region): New function.
4586 * except.h: Include sbitmap and vecprim.
4587 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4588 num_eh_regions): Declare.
4589 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4590 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4591 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4592 (tree_empty_eh_handler_p): New function.
4593 (cleanup_empty_eh): New function.
4594 (cleanup_eh): New function.
4595 (pass_cleanup_eh): New function.
4597 2009-03-29 Jan Hubicka <jh@suse.cz>
4599 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4600 for removed regions.
4602 2009-03-29 Jan Hubicka <jh@suse.cz>
4604 * except.c (dump_eh_tree): Dump all datastructures.
4606 2009-03-29 Jan Hubicka <jh@suse.cz>
4608 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4609 (duplicate_eh_regions_1): Likewise.
4610 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4611 vector; call EH verification.
4612 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4613 Be ready for region being removed.
4615 2009-03-29 Jan Hubicka <jh@suse.cz>
4617 * bitmap.c (bitmap_last_set_bit): New function.
4618 * bitmap.h (bitmap_last_set_bit): Declare.
4620 2009-03-29 David Ayers <ayers@fsfe.org>
4623 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4624 by calling objc_compare_types and surpress warnings about
4625 incompatible C pointers that are compatible ObjC pointers.
4627 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4629 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4630 call initialize_inline_failed.
4631 (initialize_inline_failed): Move it from here ...
4632 * cgraph.c (initialize_inline_failed): ... to here.
4633 (cgraph_create_edge): Call initialize_inline_failed rather than
4634 setting inline_failed directly.
4636 2009-03-29 Ben Elliston <bje@au.ibm.com>
4639 * sysv4.opt (msdata): Improve comment.
4640 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4641 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4643 2009-03-29 Ben Elliston <bje@au.ibm.com>
4646 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4647 load and store attributes.
4649 2009-03-29 Ben Elliston <bje@au.ibm.com>
4651 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4652 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4653 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4654 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4655 __builtin_infq and __builtin_huge_valq.
4657 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4659 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4661 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4662 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4664 2009-03-28 Xinliang David Li <davidxl@google.com>
4666 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4667 (do_dbg_cnt): New function.
4669 2009-03-28 Jan Hubicka <jh@suse.cz>
4671 Merge from pretty-ipa:
4673 2009-03-27 Jan Hubicka <jh@suse.cz>
4675 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4676 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4677 * passes.c (function_called_by_processed_nodes_p): New.
4678 * ipa-pure-const.c (check_call): Fix handling of operands.
4679 (analyze_function): Dump debug output for skipped bodies.
4680 (local_pure_const): Use function_called_by_processed_nodes_p.
4681 * dwarf2out.c (reference_to_unused): Use output.
4682 * passes.c (do_per_function_toporder): Likewise.
4684 2008-11-12 Jan Hubicka <jh@suse.cz>
4686 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4687 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4688 state_set_in_source enum
4689 (check_decl): Ignore memory tags; do not set fake looping flags;
4691 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4692 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4693 (check_call, analyze_function): Rewrite.
4695 (add_new_function): Update call of analyze_function.
4696 (generate_summary): Add call of analyze_function.
4697 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4698 (local_pure_const): New function.
4699 (pass_local_pure_const): New pass.
4700 * ipa-inline.c (inline_transform): Set after_inlining.
4701 * tree-eh.c (stmt_can_throw_external): New.
4702 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4703 work with aliasing built.
4704 * tree-flow.h (stmt_can_throw_external): New.
4705 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4706 and local pure/const pass in early and late optimization queue.
4708 2009-03-28 Martin Jambor <mjambor@suse.cz>
4710 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4712 (fold_binary): Allow function decl aligment consideration is the
4713 second argument is integer constant one.
4714 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4715 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4716 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4718 2009-03-28 Jan Hubicka <jh@suse.cz>
4720 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4721 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4722 * function.h (rtl_data): Add nothrow flag.
4723 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4724 set DECL_NOTHROW for AVAILABLE functions.
4726 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4728 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4729 following vector keyword has expansion starting with pixel or bool
4730 keyword, expand vector to __vector and pixel or bool to __pixel or
4734 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4735 warn_if_disallowed_function_p): Removed.
4736 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4737 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4738 warning_if_disallowed_function_p.
4739 * flags.h (warn_if_disallowed_function_p,
4740 warn_disallowed_functions): Removed.
4741 * common.opt (Wdisallowed-function-list=): Removed.
4742 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4744 2009-03-28 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/38723
4747 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4750 2009-03-28 Jan Hubicka <jh@suse.cz>
4752 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4753 test introduced by my previous patch.
4755 2009-03-28 Richard Guenther <rguenther@suse.de>
4757 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4758 the PHIs value undefined.
4760 2009-03-28 Jan Hubicka <jh@suse.cz>
4762 * tree-pass.h (pass_fixup_cfg): New pass.
4763 * ipa-inline.c (inline_transform): Set
4764 always_inline_functions_inlined/after_inlining.
4765 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4766 (pass_fixup_cfg): New pass.
4767 * passes.c (init_optimization_passes): Add fixup_cfg.
4769 2009-03-28 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/38458
4772 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4773 argument use the arguments copy-of value.
4775 2009-03-28 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/38180
4778 * tree-ssa-ccp.c (get_default_value): Simplify.
4779 (likely_value): Likewise.
4780 (surely_varying_stmt_p): Properly handle VOP case.
4781 (ccp_initialize): Likewise.
4782 (ccp_fold): Handle propagating through *&.
4783 (fold_const_aggregate_ref): Also handle decls.
4785 2009-03-28 Jan Hubicka <jh@suse.cz>
4787 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4788 * cgraph.h (cgraph_node): Likewise.
4789 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4790 (cgraph_reset_node): Use process flag.
4791 (cgraph_mark_functions_to_output): Likewise.
4792 (cgraph_expand_function): Likewise.
4793 (cgraph_expand_all_functions): Likewise.
4794 (cgraph_output_in_order): Likewise.
4795 * dwarf2out.c (reference_to_unused): Likewise.
4796 * passes.c do_per_function_toporder): Likewise.
4798 2009-03-28 Jan Hubicka <jh@suse.cz>
4800 Bring from lto-branch:
4802 2008-09-03 Doug Kwan <dougkwan@google.com>
4804 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4805 enums instead of reason strings.
4806 * cgraph.c (cgraph_create_edge): Same.
4807 (cgraph_inline_failed_string): New function.
4808 * cgraph.h (cgraph_inline_failed_t): New enum type.
4809 (cgraph_inline_failed_string): New prototype.
4810 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4811 char pointer to cgraph_inline_failed_t.
4812 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4813 (cgraph_default_inline_p): Ditto.
4814 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4815 to cgraph_inline_failed_t pointer.
4816 * cif-code.def: New file.
4817 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4819 (cgraph_check_inline_limits): Change type of REASON to pointer to
4820 cgraph_inline_failed_t. Replace reason strings with enums.
4821 (cgraph_default_inline_p): Ditto.
4822 (cgraph_recursive_inlining_p): Ditto.
4823 (update_caller_keys): Change type of FAILED_REASON to
4824 cgraph_inline_failed_t.
4825 (cgraph_set_inline_failed): Change type of REASON to pointer to
4826 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4827 convert enums to strings for text output.
4828 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4829 to be of type cgraph_inline_failed_t. Replace reason strings with
4830 enums. Call cgraph_inline_failed_string to covert enums
4831 to strings for text output.
4832 (cgraph_decide_inlining): Replace reason strings with enums.
4833 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4834 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4836 * tree-inline.c (expand_call_inline): Change type of REASON
4837 to cgraph_inline_failed_t. Replace reason strings with enums.
4838 Call cgraph_inline_failed_string for text output.
4839 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4842 2009-03-28 Jan Hubicka <jh@suse.cz>
4844 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4845 cgraph_clone_node): Remove master clone handling.
4846 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4847 * cgraph.h (master_clone): Remove.
4848 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4849 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4850 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4852 2009-03-28 Jan Hubicka <jh@suse.cz>
4854 * cgraph.c (cgraph_function_body_availability): Functions declared
4855 inline are always safe to assume that it is not going to be replaced.
4857 2009-03-28 Richard Guenther <rguenther@suse.de>
4859 PR tree-optimization/38513
4860 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4861 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4862 EXC_PTR_EXPR and FILTER_EXPR.
4863 (get_ref_from_reference_ops): Likewise.
4865 2009-03-28 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/38968
4868 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4869 Use FLOOR_MOD_EXPR to compute misalignment.
4871 2009-03-28 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/37795
4874 * tree.h (combine_comparisons): Declare.
4875 * fold-const.c (combine_comparisons): Export.
4876 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
4878 (ifcombine_iforif): Use combine_comparisons.
4880 2009-03-28 Jan Hubicka <jh@suse.cz>
4882 * tree-eh.c (inlinable_call_p): New function.
4883 (make_eh_edges): Use it.
4884 (verify_eh_edges): Use it.
4885 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
4886 * except.c (reachable_next_level): Add inlinable_function argument
4887 (sjlj_find_directly_reachable_regions): Update.
4888 (add_reachable_handler): Do not set saw_any_handlers.
4889 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
4890 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4891 Add new inlinable call parameter.
4892 (can_throw_internal, can_throw_external): Update.
4893 * except.h (can_throw_internal_1, can_throw_external_1,
4894 foreach_reachable_handler): Update declaration.
4896 2009-03-28 Joseph Myers <joseph@codesourcery.com>
4898 * config/arm/t-arm-coff, config/h8300/coff.h,
4899 config/i386/i386-aout.h, config/i386/i386-coff.h,
4900 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
4901 config/pdp11/2bsd.h, config/rs6000/aix41.h,
4902 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
4903 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
4904 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
4905 sys-types.h: Remove.
4906 * Makefile.in: Remove protoize and fixproto support and references
4908 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4909 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4911 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4912 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4913 unprotoize$(exeext).
4914 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4915 (.PHONY): Don't depend on proto.
4916 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4917 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4918 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4919 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4920 build/gen-protos.o, build/scan.o, xsys-protos.h,
4921 build/fix-header$(build_exeext), build/fix-header.o,
4922 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4923 stmp-install-fixproto): Remove.
4924 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4925 SYSCALLS.c or fixproto files.
4926 (install-common): Don't install protoize.
4927 (install-headers-tar, install-headers-cpio, install-headers-cp):
4928 Don't depend on $(STMP_FIXPROTO).
4929 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4930 install fixproto files or write out fixproto settings.
4931 (uninstall): Don't uninstall protoize.
4932 * config.gcc (use_fixproto): Remove.
4933 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4934 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4935 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4936 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4937 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4938 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4939 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4940 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4941 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4942 * config/t-vxworks (STMP_FIXPROTO): Remove.
4943 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4944 STMP_FIXPROTO): Remove.
4945 * config.in, configure: Regenerate.
4946 * crtstuff.c (gid_t, uid_t): Don't undefine.
4947 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4948 (arm-*-coff, arm-*-aout: Remove target entries.
4949 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4950 Remove mention of AIX 4.1.
4951 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4952 * doc/invoke.texi (Running Protoize): Remove.
4953 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4954 (Protoize Caveats): Remove.
4955 * tsystem.h: Update comments on headers assumed to exist.
4957 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4959 * genautomata.c: Add a new year to the copyright. Add a new
4961 (struct insn_reserv_decl): Add comments for member bypass_list.
4962 (find_bypass): Remove.
4963 (insert_bypass): New.
4964 (process_decls): Use insert_bypass.
4965 (output_internal_insn_latency_func): Output all bypasses with the
4966 same input insn in one switch case.
4968 * rtl.def (define_bypass): Describe bypass choice.
4969 * doc/md.texi (define_bypass): Ditto.
4971 2009-03-27 Richard Guenther <rguenther@suse.de>
4973 * gimplify.c (mark_addressable): Export.
4974 * tree-flow.h (mark_addressable): Declare.
4975 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4976 * tree-ssa.c (verify_phi_args): Verify that address taken
4977 variables have TREE_ADDRESSABLE set.
4979 2009-03-27 Richard Guenther <rguenther@suse.de>
4981 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4982 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4983 Do not mark decls TREE_ADDRESSABLE.
4984 (build_fold_addr_expr): Adjust.
4985 (fold_addr_expr): Remove.
4986 (fold_unary): Use build_fold_addr_expr.
4987 (fold_comparison): Likewise.
4988 (split_address_to_core_and_offset): Likewise.
4989 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4991 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4992 (gimplify_modify_expr_to_memcpy): Mark source and destination
4994 * omp-low.c (create_omp_child_function): Mark the object decl
4996 (lower_rec_input_clauses): Mark the var we take the address of
4998 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5000 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5003 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5004 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5006 2009-03-27 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/39120
5009 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5011 (handle_lhs_call): Process return constraints. Add escape
5012 constraints if necessary.
5013 (handle_const_call): Fill out return constraints. Make nested
5014 case more precise. Avoid consttmp if possible.
5015 (handle_pure_call): Fill out return constraints. Avoid
5016 callused if possible.
5017 (find_func_aliases): Simplify call handling.
5019 2009-03-27 Richard Guenther <rguenther@suse.de>
5021 PR tree-optimization/39120
5022 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5023 as a representative.
5024 (solve_graph): Do propagate CALLUSED.
5025 (handle_pure_call): Use a scalar constraint from CALLUSED for
5027 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5030 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5033 * c-common.c (handle_aligned_attribute): Properly check alignment
5034 overflow. Use (1U << i) instead of (1 << i).
5036 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5038 * expr.h (get_mem_align_offset): Updated.
5040 * tree.h (tree_decl_common): Change align to "unsigned int" and
5041 move it before pointer_alias_set.
5043 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5044 Jakub Jelinek <jakub@redhat.com>
5047 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5048 gr_register_operand with gr_reg_or_0_operand.
5049 (cmpxchg_rel_di): Likewise.
5050 (sync_lock_test_and_set<mode>): Likewise.
5052 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5054 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5055 (true_regnum): Likewise.
5057 * rtlanal.c (subreg_info): Moved to ...
5058 * rtl.h (subreg_info): Here. New.
5059 (subreg_get_info): New.
5061 * rtlanal.c (subreg_get_info): Make it extern.
5063 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5066 * config/i386/i386.c (ix86_abi): New.
5067 (override_options): Handle -mabi=.
5068 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5069 (ix86_call_abi_override): Likewise.
5070 (init_cumulative_args): Likewise.
5071 (function_arg_advance): Likewise.
5072 (function_arg_64): Likewise.
5073 (function_arg): Likewise.
5074 (ix86_pass_by_reference): Likewise.
5075 (ix86_function_value_regno_p): Likewise.
5076 (ix86_build_builtin_va_list_abi): Likewise.
5077 (setup_incoming_varargs_64): Likewise.
5078 (is_va_list_char_pointer): Likewise.
5079 (ix86_init_machine_status): Likewise.
5080 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5081 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5082 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5083 (ix86_function_abi): Make it static and return enum calling_abi.
5084 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5086 (ix86_fn_abi_va_list): Updated.
5088 * config/i386/i386.h (ix86_abi): New.
5089 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5090 (CONDITIONAL_REGISTER_USAGE): Likewise.
5091 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5092 (machine_function): Likewise.
5094 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5096 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5097 (STACK_BOUNDARY): Likewise.
5098 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5100 * config/i386/i386.opt (mabi=): New.
5102 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5103 return enum calling_abi.
5104 (ix86_function_type_abi): Likewise.
5105 (ix86_function_abi): Removed.
5107 * doc/invoke.texi: Document -mabi= option for x86.
5109 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5111 * builtins.c (real_dconstp): Delete.
5112 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5114 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5115 Jakub Jelinek <jakub@redhat.com>
5118 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5119 (gen_subprogram_die): When a function is explicit, generate the
5120 DW_AT_explicit attribute.
5121 * langhooks.h (struct lang_hooks_for_decls): Add
5122 function_decl_explicit_p langhook.
5123 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5124 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5126 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5128 * builtins.c (fold_builtin_memory_op): Optimize memmove
5129 into memcpy if we can prove source and destination don't overlap.
5131 * tree-inline.c: Include gt-tree-inline.h.
5132 (clone_fn_id_num): New variable.
5133 (clone_function_name): New function.
5134 (tree_function_versioning): Use it.
5135 * Makefile.in (GTFILES): Add tree-inline.c.
5137 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5139 * BASE-VER: Change to 4.5.0.
5141 2009-03-27 Xinliang David Li <davidxl@google.com>
5143 PR tree-optimization/39557
5144 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5146 2009-03-27 Xinliang David Li <davidxl@google.com>
5148 PR tree-optimization/39548
5149 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5152 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5154 * c-common.c (pointer_int_sum): Use %wd on return from
5157 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5159 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5160 on return from tree_low_cst.
5162 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5165 * ginclude/stdarg.h (va_copy): Define also for
5166 __GXX_EXPERIMENTAL_CXX0X__.
5168 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5171 * builtins.h (c_strlen): Do not warn here.
5172 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5173 * c-common.c (pointer_int_sum): Take an explicit location.
5174 Warn about offsets out of bounds.
5175 * c-common.h (pointer_int_sum): Adjust declaration.
5177 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5179 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5182 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5185 * opts.c (warn_if_disallowed_function_p): Don't assume
5186 get_callee_fndecl must return non-NULL.
5188 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5190 PR rtl-optimization/39522
5191 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5192 when reg_reloaded_valid is set.
5194 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5196 * config/spu/divv2df3.c: New file.
5197 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5198 (DPBIT_FUNCS): Filter out _div_df.
5200 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5202 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5203 a jump insn, count that jump in the distance to the loop start.
5205 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5208 * config/sh/sh.c (calc_live_regs): Fix condition for global
5209 registers except PIC_OFFSET_TABLE_REGNUM.
5211 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5214 * doc/invoke.texi (-mconsole): New.
5218 (-mnop-fun-dllimport): New.
5222 (sub section "i386 and x86-64 Windows Options"): New.
5224 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5226 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5227 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5229 2009-03-25 Richard Guenther <rguenther@suse.de>
5232 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5235 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5237 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5238 neither of haifa/selective schedulers are working.
5240 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5242 * doc/invoke.texi (Debugging Options): Fix description of
5243 -fno-merge-debug-strings.
5245 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5247 * config/cris/libgcc.ver: New version-script.
5248 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5250 * configure.ac <GAS features, nop mnemonic>: Add pattern
5251 crisv32-*-* for "nop".
5252 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5253 * configure: Regenerate.
5255 2009-03-24 Ira Rosen <irar@il.ibm.com>
5257 PR tree-optimization/39529
5258 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5259 mark_sym_for_renaming for the tag copied to the new vector
5262 2009-03-24 Arthur Loiret <aloiret@debian.org>
5264 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5265 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5266 EXTRA_SPEC_FUNCTIONS.
5267 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5268 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5269 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5270 -march and -mtune options.
5272 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5274 * config/m68k/t-rtems: Add m5329 multilib.
5276 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5277 Jakub Jelinek <jakub@redhat.com>
5280 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5283 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5286 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5287 instead of c_parser_expression_conv, if original_code isn't one of the
5288 4 allowed comparison codes, fail.
5290 2009-03-23 Richard Guenther <rguenther@suse.de>
5292 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5293 * tree.h (struct tree_type): Likewise.
5294 * reload.h (struct insn_chain): Likewise.
5295 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5296 * function.h (struct function): Likewise.
5297 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5299 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5301 PR tree-optimization/39516
5302 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5304 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5306 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5307 should be set true if BITS_PER_WORD of target is bigger than 32
5309 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5311 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5312 Translate -B-options to -rpath-link. Correct existing
5313 rpath-link and conditionalize on !nostdlib.
5315 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5317 * doc/extend.texi (Function Attributes, Variable Attributes):
5319 * doc/invoke.texi (Debugging Options, Optimize Options)
5320 (i386 and x86-64 Options, MCore Options): Likewise.
5322 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5325 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5326 it for block local namespace aliases.
5327 (gen_decl_die): Pass context_die to gen_namespace_die.
5329 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5332 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5333 minimum or maximum value.
5335 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5337 * reginfo.c (globalize_reg): Recompute derived reg sets.
5339 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5342 * libgcc2.c (mprotect): Do not use signed arguments for
5343 VirtualProtect, use DWORD arguments. Also fix the 'may
5344 be used uninitialized' warning for the np variable.
5346 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5349 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5350 functions using regparm calling conventions when not optimizing.
5351 (ix86_function_sseregparm): Similarly for sseregparm calling
5354 2009-03-19 Li Feng <nemokingdom@gmail.com>
5357 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5358 dependence if the first conflict is after niter iterations.
5360 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5363 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5364 functions with dynamic stack-pointer adjustments.
5366 2009-03-19 Ben Elliston <bje@au.ibm.com>
5368 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5369 option; change to -msdata=data.
5371 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5373 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5376 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5379 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5381 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5383 * doc/invoke.texi (Code Gen Options): Expand discussion of
5386 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5388 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5389 * matrix-reorg.c (struct matrix_info): Likewise.
5390 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5391 * rtl.h (struct mem_attrs): Likewise.
5392 * df.h (struct df): Likewise.
5393 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5394 * ira-int.h (struct ira_allocno): Likewise.
5395 * df-scan.c (struct df_collection_rec): Likewise.
5396 * ira.c (struct equivalence): Likewise.
5397 * function.c (struct temp_slot): Likewise.
5398 * cfgloop.h (struct loop): Likewise.
5401 * function.c (use_register_for_decl): When not optimizing, disregard
5402 register keyword for variables with types containing methods.
5404 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5407 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5408 (is_simple_operand): Call contains_component_ref_p before calling data
5409 reference analysis that would fail on COMPONENT_REFs.
5411 * tree-vrp.c (search_for_addr_array): Fix formatting.
5413 2009-03-18 Richard Guenther <rguenther@suse.de>
5415 * tree-vect-transform.c (vect_loop_versioning): Fold the
5416 generated comparisons.
5417 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5418 (slpeel_tree_peel_loop_to_edge): Likewise.
5420 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5423 * opts.c (print_specific_help): In addition to `undocumented',
5424 accept `separate' and `joined' flags if passed alone. Describe
5425 output by the first matched one of those.
5426 (common_handle_option): Skip over empty strings.
5427 * gcc.c (display_help): Fix help string for `--help='.
5428 * doc/invoke.texi (Option Summary, Overall Options): With
5429 `--help=', classes and qualifiers can both be repeated, but
5430 only the latter can be negated. One should not pass only
5431 negated qualifiers. Fix markup and examples.
5434 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5436 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5437 and -fhelp=separate.
5439 2009-03-17 Jing Yu <jingyu@google.com>
5442 * function.h (struct rtl_data): Move is_thunk from here...
5443 (struct function): ...to here.
5444 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5445 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5447 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5449 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5450 (alpha_output_function_end_prologue): Likewise.
5451 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5452 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5453 (rs6000_output_function_epilogue): Likewise.
5454 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5456 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5459 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5460 from different units in a single alternative.
5461 (*truncdfsf_i387): Ditto.
5462 (*truncxfsf2_mixed): Ditto.
5463 (*truncxfdf2_mixed): Ditto.
5465 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5467 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5468 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5471 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5472 unused non-artificial variables when not optimizing.
5475 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5476 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5477 NAMESPACE_DECL in its DECL_INITIAL.
5480 * optabs.c (set_user_assembler_libfunc): New function.
5481 * expr.h (set_user_assembler_libfunc): New prototype.
5482 * c-common.c: Include libfuncs.h.
5483 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5484 for memcmp, memset, memcpy, memmove and abort.
5485 * Makefile.in (c-common.o): Depend on libfuncs.h.
5488 * dwarf2out.c (gen_inlined_enumeration_type_die,
5489 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5490 gen_tagged_type_instantiation_die): Removed.
5491 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5494 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5497 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5499 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5500 (check-parallel-%): Ditto.
5501 (check-consistency): Ditto.
5503 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5505 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5506 local variable rhs by NULL_TREE.
5508 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5511 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5513 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5516 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5518 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5521 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5522 for ms->sysv ABI calls only in 64bit mode.
5524 * config/i386/i386.md (untyped_call): Support 32bit.
5526 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5528 * doc/extend.texi: Replace x86_65 with x86_64.
5530 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5532 PR tree-optimization/39455
5533 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5534 mismatches for POINTER_TYPE_P (type).
5535 (number_of_iterations_le): Likewise.
5537 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5539 * config/picochip/picochip.c: Removed profiling support.
5540 * config/picochip/picochip.md: Removed profiling instruction.
5541 * config/picochip/picochip.h: Removed profiling builtin.
5543 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5545 * doc/install.texi (--with-host-libstdcxx): Document.
5547 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5550 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5551 generate a warning if the function name does not begin with
5552 "__vector" and the function has either the 'signal' or 'interrupt'
5553 attribute, from here to ...
5554 (avr_declare_function_name): ...here. New function.
5555 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5556 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5558 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5561 * cse.c (fold_rtx): Don't modify original const_arg1 when
5562 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5563 separate variable instead.
5564 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5565 from out of range shift counts.
5566 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5568 2009-03-13 Catherine Moore <clm@codesourcery.com>
5570 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5571 diagnostic.h with $(DIAGNOSTIC_H).
5573 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5576 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5578 * config/i386/sync.md (sync_compare_and_swap<mode>,
5579 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5580 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5582 (sync_double_compare_and_swapdi_pic,
5583 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5584 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5586 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5589 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5591 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5594 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5595 (avx_addsubv4df3): Likewise.
5596 (*avx_addsubv4sf3): Likewise.
5597 (sse3_addsubv4sf3): Likewise.
5599 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5602 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5604 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5607 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5608 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5609 registers for allocnos created from user-defined variables.
5611 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5614 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5615 of non-integer mode as well.
5617 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5619 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5620 for functions for which the parameter types are unknown.
5622 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5625 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5626 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5627 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5628 * config/i386/i386.c (ix86_local_alignment): For
5629 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5630 long long variables on the stack to avoid dynamic realignment.
5631 Allow the first argument to be a decl rather than type.
5632 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5634 2009-03-11 Nick Clifton <nickc@redhat.com>
5637 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5639 Add description to mno-lsim option.
5640 * config/mcore/mcore.h: Remove comment about deprecated m4align
5642 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5643 * doc/invoke.texi: Add description of mno-lsim and
5644 mstack-increment options.
5646 * config/fr30/fr30.opt: Document the -mno-lsim option.
5647 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5648 and -mno-lsim options.
5650 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5652 * fold-const.c (fold_comparison): Only call fold_inf_compare
5653 if the mode supports infinities.
5655 2009-03-11 Jason Merrill <jason@redhat.com>
5658 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5659 end already did. Notice GIMPLE_CALL modifications of the result.
5660 Don't copy debug information from an ignored decl or a decl from
5663 2009-03-10 Richard Guenther <rguenther@suse.de>
5664 Nathan Froyd <froydnj@codesourcery.com>
5667 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5668 (__divMODE3): Likewise.
5670 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5672 PR tree-optimization/39394
5673 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5674 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5676 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5678 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5679 inline asms for register asm ("") declarations.
5681 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5683 * fold-const.c (fold_unary): Fix comment.
5685 2009-03-07 Jan Hubicka <jh@suse.cz>
5688 * tree-inline.c (setup_one_parameter): Do replacement of const
5689 argument by constant in SSA form.
5691 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5694 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5695 determine alignment passed to assign_stack_local.
5696 (assign_parms_unsplit_complex): Likewise.
5697 * except.c (sjlj_build_landing_pads): Likewise.
5699 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5702 * tree-flow.h (add_referenced_var): Return bool instead of void.
5703 * tree-dfa.c (add_referenced_var): Return result of
5704 referenced_var_check_and_insert call.
5705 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5706 of referenced_var_check_and_insert.
5709 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5710 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5711 DIE, don't emit it if abstract origin already has it.
5712 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5713 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5715 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5717 * genpreds.c (needs_variable): Fix parentheses at variable name
5719 (write_tm_constrs_h): Indent generated code.
5721 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5723 * doc/extend.texi (Function Attributes): Add documentation
5726 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5729 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5730 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5732 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5734 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5737 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5740 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5741 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5743 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5746 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5747 constants instead of magic numbers.
5748 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5750 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5751 (x86_64_ms_abi_int_parameter_registers): Ditto.
5752 (x86_64_int_return_registers): Ditto.
5753 (ix86_maybe_switch_abi): Ditto.
5754 (ix86_expand_call): Ditto for clobbered_registers array.
5755 (ix86_hard_regno_mode_ok): Ditto.
5756 (x86_extended_QIreg_mentioned_p): Ditto.
5758 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5760 PR tree-optimization/39349
5761 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5763 * combine.c (gen_lowpart_for_combine): Use omode when generating
5766 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5768 PR rtl-optimization/39235
5769 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5771 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5773 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5775 2009-03-04 Richard Guenther <rguenther@suse.de>
5777 PR tree-optimization/39362
5778 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5779 that occur in abnormal PHIs should be varying.
5781 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5783 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5785 (simple_iv): Take loop as an argument instead of statement.
5786 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5787 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5789 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5791 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5792 * matrix-reorg.c (analyze_transpose): Ditto.
5793 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5794 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5795 * tree-predcom.c (ref_at_iteration): Ditto.
5796 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5798 2009-03-04 Richard Guenther <rguenther@suse.de>
5800 PR tree-optimization/39358
5801 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5802 escaped_id and callused_id.
5803 (solve_graph): Likewise.
5805 2009-03-04 Richard Guenther <rguenther@suse.de>
5807 PR tree-optimization/39339
5808 * tree-sra.c (try_instantiate_multiple_fields): Make it
5809 no longer ICE on the above.
5811 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5813 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5814 that fits within Pmode.
5816 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5819 * tm.texi (LIBCALL_VALUE): Update description.
5821 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5824 * doc/extend.texi (section): Update description.
5826 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5829 * tree-inline.c (remapped_type): New.
5830 (can_be_nonlocal): Call remapped_type instead of remap_type.
5832 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5835 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5836 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5838 2009-03-03 Richard Guenther <rguenther@suse.de>
5841 * tree.c (tree_nonartificial_location): New function.
5842 * tree.h (tree_nonartificial_location): Declare.
5843 * builtins.c (expand_builtin_memory_chk): Provide location
5844 of the call location for artificial function pieces.
5845 (maybe_emit_chk_warning): Likewise.
5846 (maybe_emit_sprintf_chk_warning): Likewise.
5847 (maybe_emit_free_warning): Likewise.
5848 * expr.c (expand_expr_real_1): Likewise.
5850 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5852 PR tree-optimization/39343
5853 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5854 COMPONENT_REF t has ARRAY_TYPE.
5856 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5859 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5860 when the type precision of the induction variable should be
5861 larger than the type precision of nit.
5862 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5863 * graphite.c (graphite_loop_normal_form): Same.
5864 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5866 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5868 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5869 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5870 numbers to describe clobbered registers.
5871 (*call_value_0_rex64_ms_sysv): Ditto.
5872 * config/i386/mmx.md (mmx_emms): Ditto.
5875 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
5877 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
5880 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5882 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
5883 (spu_section_type_flags): New function.
5885 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5887 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
5888 reg_class_contents of FLOAT_REGS into a temporary.
5890 2009-03-02 Richard Guenther <rguenther@suse.de>
5891 Ira Rosen <irar@il.ibm.com>
5893 PR tree-optimization/39318
5894 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
5895 information to the vectorized statement.
5897 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
5900 variable. Use defined names instead of magic constants for REX SSE
5903 2009-03-01 Richard Guenther <rguenther@suse.de>
5905 PR tree-optimization/39331
5906 * omp-low.c (lower_send_shared_vars): Do not receive new
5907 values for the reference of DECL_BY_REFERENCE parms or results.
5909 2009-03-01 Jan Hubicka <jh@suse.cz>
5912 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5913 BLOCK_NONLOCALIZED_VAR): New macros.
5914 (tree_block): Add nonlocalized_vars.
5915 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5916 gen_decl_die): Add origin argument. Allow generation of die with
5917 origin at hand only.
5918 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5919 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5921 (gen_block_die): Fix checking for unused blocks.
5922 (process_scope_var): Break out from .... ; work with origins only.
5923 (decls_for_scope) ... here; process nonlocalized list.
5924 (dwarf2out_ignore_block): Look for nonlocalized vars.
5925 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5927 (dump_scope_block): Dump them.
5928 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5929 (remap_block): Likewise.
5930 (can_be_nonlocal): New predicate.
5931 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5933 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5935 * configure: Regenerate.
5937 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5939 * optc-gen.awk: No need to duplicate option flags twice.
5940 Reuse help texts for duplicate options which do not have any.
5942 * gcc.c (display_help): Document --version.
5944 * gcc.c (main): If print_help_list and verbose_flag, ensure
5945 driver output comes before subprocess output.
5947 * optc-gen.awk: Assign all remaining fields to help string,
5948 space-separated, for multi-line help in *.opt.
5950 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5951 -Wno-pedantic-ms-format is for MinGW targets only.
5953 * doc/options.texi (Option file format): Fix bad indentation,
5954 restoring dropped sentence.
5956 2009-02-28 Jan Hubicka <jh@suse.cz>
5958 * tree-inline.c (tree_function_versioning): Output debug info.
5960 2009-02-28 Jan Hubicka <jh@suse.cz>
5963 * tree-inline.c (setup_one_parameter): Do not copy propagate
5964 arguments when not optimizing.
5966 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5969 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5970 (avx_addsubv4df3): Likewise.
5971 (*avx_addsubv4sf3): Likewise.
5972 (sse3_addsubv4sf3): Likewise.
5973 (*avx_addsubv2df3): Likewise.
5974 (sse3_addsubv2df3): Likewise.
5975 (avx_unpckhps256): Correct item selectors.
5976 (avx_unpcklps256): Likewise.
5977 (avx_unpckhpd256): Likewise.
5978 (avx_unpcklpd256): Likewise.
5980 2009-02-28 Jan Hubicka <jh@suse.cz>
5982 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5984 (copy_arguments_for_versioning): If var is declared don't declare it.
5985 (tree_function_versioning): First setup substitutions and then copy
5988 2009-02-27 Jan Hubicka <jh@suse.cz>
5991 * cgraph.h (varpool_output_debug_info): Remove.
5992 * cgraphunit.c (varpool_output_debug_info): Remove.
5993 * dwarf2out.c (deferred_locations_struct): New struct
5994 (deferred_locations): New type.
5995 (deferred_locations_list): New static var.
5996 (deffer_location): New function.
5997 (gen_variable_die): Use it.
5998 (decls_for_scope): Output info on local static vars.
5999 (dwarf2out_finish): Process deferred locations.
6000 * varpool.c (varpool_output_debug_info): Remove.
6002 2009-02-27 Jan Hubicka <jh@suse.cz>
6005 * tree.h (TREE_PROTECTED): Fix comment.
6006 (BLOCK_HANDLER_BLOCK): Remove.
6007 (struct tree_block): Remove handler_block add body_block.
6008 (inlined_function_outer_scope_p): New.
6009 (is_body_block): Remove.
6010 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6011 * dwarf2out.c (is_inlined_entry_point): Remove.
6012 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6013 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6015 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6016 * gimplify.c (gimplify_expr): Gimplify body blocks.
6017 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6018 block with multiple subblocks.
6019 (dump_scope_block): Prettier output; dump more flags and info.
6020 (dump_scope_blocks): New.
6021 (remove_unused_locals): Use dump_scope_blocks.
6022 * tree-flow.h (dump_scope_blocks): Declare.
6023 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6024 * stmt.c (is_body_block): Remove.
6025 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6026 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6028 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6031 * graphite.c (graphite_loop_normal_form): Do not call
6032 number_of_iterations_exit from a gcc_assert.
6034 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6036 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6037 jumps if COND is NULL.
6038 (find_cond_jump): New function.
6039 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6040 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6042 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6044 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6045 force_const_mem returns NULL_RTX.
6047 2009-02-26 Jan Hubicka <jh@suse.cz>
6050 * cgraph.h (varpool_output_debug_info): Remove.
6051 * cgraphunit.c (varpool_output_debug_info): Remove.
6052 * dwarf2out.c (deferred_locations_struct): New struct
6053 (deferred_locations): New type.
6054 (deferred_locations_list): New static var.
6055 (deffer_location): New function.
6056 (gen_variable_die): Use it.
6057 (decls_for_scope): Output info on local static vars.
6058 (dwarf2out_finish): Process deferred locations.
6059 * varpool.c (varpool_output_debug_info): Remove.
6061 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6063 PR rtl-optimization/39241
6064 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6065 to subreg_offset_representable_p.
6067 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6069 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6070 execute function prototype. Get f and nregs from max_reg_num
6071 and get_insns. Remove the first backward pass as it's dead,
6072 guard the forward pass by flag_expensive_optimizations.
6073 (rest_of_handle_regmove): Delete.
6074 (pass_regmove): Replace it with regmove_optimize.
6076 2009-02-25 Martin Jambor <mjambor@suse.cz>
6078 PR tree-optimization/39259
6079 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6080 calls_alloca function flags.
6081 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6084 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6086 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6087 flags_set_1_rtx, flags_set_1_set): Delete.
6088 (regmove_optimize): Do not call mark_flags_life_zones.
6090 2009-02-24 Julian Brown <julian@codesourcery.com>
6093 * config/arm/arm.c (require_pic_register): Only set
6094 cfun->machine->pic_reg once per function.
6096 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6098 * doc/invoke.texi (Link Options): Document an easier way to pass
6099 options that take arguments to the GNU linker using -Xlinker and -Wl.
6101 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6104 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6106 2009-02-24 Richard Guenther <rguenther@suse.de>
6109 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6111 2009-02-24 Richard Guenther <rguenther@suse.de>
6112 Zdenek Dvorak <ook@ucw.cz>
6114 PR tree-optimization/39233
6115 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6116 from converting them to a generic type.
6118 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6120 PR tree-optimization/39260
6121 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6122 contains a condition with a real type.
6123 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6125 2009-02-23 Jason Merrill <jason@redhat.com>
6128 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6129 narrowing_initializer_constant_valid_p.
6130 (narrowing_initializer_constant_valid_p): Don't return
6131 null_pointer_node for adding a pointer to itself.
6133 2009-02-23 Jan Hubicka <jh@suse.cz>
6136 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6139 2009-02-23 Jan Hubicka <jh@suse.cz>
6141 PR tree-optimization/37709
6142 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6143 * tree.h (block_ultimate_origin): Declare.
6144 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6145 * tree-ssa-live.c (remove_unused_scope_block_p):
6146 Eliminate blocks containig no instructions nor live variables nor
6148 (dump_scope_block): New function.
6149 (remove_unused_locals): Enable removal of dead blocks by default;
6150 enable dumping at TDF_DETAILS.
6152 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6154 * config/i386/i386.c (classify_argument): Don't allow COImode
6156 (function_arg_advance_32): Don't allow OImode.
6157 (function_arg_32): Likewise.
6158 (function_value_32): Likewise.
6159 (return_in_memory_32): Likewise.
6160 (function_arg_64): Remove OImode comment.
6162 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6165 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6166 ix86_expand_vector_set for V4DImode in 64bit mode only.
6167 (ix86_expand_vector_init_one_var): Likewise.
6169 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6171 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6173 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6176 * loop-iv.c: Revert last change.
6177 * emit-rtl.c: Likewise.
6179 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6182 * config/i386/i386.c (type_natural_mode): Remove an extra
6183 space in the warning message.
6184 (function_value_32): Handle 32-byte vector modes.
6185 (return_in_memory_32): Likewise.
6187 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6189 * loop-iv.c (truncate_value): New function.
6190 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6192 (lowpart_subreg): Move to...
6193 * emit-rtl.c: ...here.
6195 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6197 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6198 accidental and undocumented change at revision 140860.
6200 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6202 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6203 take gimple_seq * arguments.
6204 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6205 types_compatible_p langhook.
6207 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6208 Joseph Myers <joseph@codesourcery.com>
6210 * config/arm/arm.c (arm_builtin_va_list): New function.
6211 (arm_expand_builtin_va_start): Likewise.
6212 (arm_gimplify_va_arg_expr): Likewise.
6213 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6214 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6215 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6216 (va_list_type): New variable.
6217 (arm_mangle_type): Mangle va_list_type appropriately.
6219 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6222 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6223 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6224 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6225 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6226 parameter to 1000 for -O1 by default.
6227 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6229 * loop-invariant.c: Include params.h.
6230 (move_loop_invariants): Don't call move_single_loop_invariants on
6233 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6235 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6236 offset when calculating bounds for indexing stack_usage_map. Fixes
6237 a buffer overflow with certain target setups.
6239 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6242 * calls.c (expand_call): Clear try_tail_call if caller and callee
6243 disagree in promotion of function return value.
6245 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6248 * c-common.c (c_determine_visibility): If visibility changed and
6249 DECL_RTL has been already set, call make_decl_rtl to update symbol
6252 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6255 * varasm.c (assemble_variable): Don't check DECL_NAME when
6256 globalizing a variable.
6258 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6261 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6262 expression before any __builtin_trap call.
6263 * c-typeck.c (build_function_call): Convert and check function
6264 arguments before generating a call to a trap. Evaluate the
6265 function arguments before the trap.
6267 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6270 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6271 (UNSPEC_FXAM_MEM): New unspec.
6272 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6273 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6274 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6276 2009-02-19 Richard Guenther <rguenther@suse.de>
6278 PR tree-optimization/39207
6279 PR tree-optimization/39074
6280 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6281 storedanything_tree): New.
6282 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6283 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6284 (build_succ_graph): Add edges from STOREDANYTHING to all
6286 (init_base_vars): Initialize STOREDANYTHING.
6287 (compute_points_to_sets): Free substitution info after
6288 building the succ graph.
6289 (ipa_pta_execute): Likewise.
6291 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6293 (do_ds_constraint): Do not add to special var or non-pointer
6295 (type_could_have_pointers): Split out from ...
6296 (could_have_pointers): ... here. For arrays use the element type.
6297 (create_variable_info_for): Initialize may_have_pointers.
6298 (new_var_info): Likewise.
6299 (handle_lhs_call): Make the HEAP variable unknown-sized.
6300 (intra_create_variable_infos): Use a type with pointers for
6301 PARM_NOALIAS, make it unknown-sized.
6303 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6306 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6308 2009-02-18 Jason Merrill <jason@redhat.com>
6311 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6312 value if DECL_EXTERNAL.
6313 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6314 * target.h (gcc_target::binds_local_p): Clarify "module".
6315 * tree.h (TREE_PUBLIC): Clarify "module".
6317 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6320 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6321 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6323 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6326 * c.opt (Wabi): Support C and ObjC.
6329 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6331 * config/i386/i386.c (classify_argument): Warn once about the ABI
6332 change when passing union with long double.
6334 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6336 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6339 * c-parser.c (c_parser_compound_statement): Always enter and leave
6342 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6345 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6347 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6349 PR tree-optimization/36922
6350 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6351 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6354 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6356 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6359 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6361 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6363 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6365 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6368 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6369 Richard Sandiford <rdsandiford@googlemail.com>
6371 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6372 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6373 (loongson_biadd): ...this.
6375 2009-02-17 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/39202
6378 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6379 a var make sure to follow existing collapses.
6381 2009-02-17 Richard Guenther <rguenther@suse.de>
6384 * langhooks.c (lhd_print_error_function): Check for NULL block.
6386 2009-02-17 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/39204
6389 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6392 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6394 * config/soft-fp/double.h: Update from glibc CVS.
6396 2009-02-17 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/39207
6399 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6400 strict-aliasing warnings for pointers pointing to NULL.
6402 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6405 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6406 skipping until next close brace.
6408 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6411 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6412 to function argument boundary.
6414 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6416 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6417 in the lea_add. Reload eventually constraints it properly.
6418 * config/picochip/constraints.md : Remove the target constraint
6419 "b", since it is not needed anymore.
6421 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6423 * gthr-dce.h: Uglify function parameter and local variable names.
6424 * gthr-gnat.h: Likewise.
6425 * gthr-mipssde.h: Likewise.
6426 * gthr-nks.h: Likewise.
6427 * gthr-posix95.h: Likewise.
6428 * gthr-posix.h: Likewise.
6429 * gthr-rtems.h: Likewise.
6430 * gthr-single.h: Likewise.
6431 * gthr-solaris.h: Likewise.
6432 * gthr-tpf.h: Likewise.
6433 * gthr-vxworks.h: Likewise.
6434 * gthr-win32.h: Likewise.
6436 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6439 * config/i386/i386.md: Restrict the new peephole2 to move
6440 between MMX/SSE registers.
6442 2009-02-15 Richard Guenther <rguenther@suse.de>
6445 2009-02-13 Richard Guenther <rguenther@suse.de>
6447 * configure.ac: Enable LFS.
6448 * configure: Re-generate.
6449 * config.in: Likewise.
6451 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6453 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6454 spu_srqwbyte, spu_srqwbytebc): Define.
6455 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6456 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6457 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6458 "shrqby_<mode>"): New insn-and-split patterns.
6459 * config/spu/spu.c (expand_builtin_args): Determine and return
6460 number of operands using spu_builtin_description data.
6461 (spu_expand_builtin_1): Use it.
6463 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6466 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6469 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6472 * config/i386/i386.c (override_options): Correct warning
6473 messages for -malign-loops, -malign-jumps and -malign-functions.
6475 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.md: Restrict the new peephole2 to move
6479 between the general purpose registers.
6481 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6484 * config/i386/i386.c (type_natural_mode): Add a new argument.
6485 Return the original mode and warn ABI change if vector size is 32byte.
6486 (function_arg_advance): Updated.
6487 (function_arg): Likewise.
6488 (ix86_function_value): Likewise.
6489 (ix86_return_in_memory): Likewise.
6490 (ix86_sol10_return_in_memory): Likewise.
6491 (ix86_gimplify_va_arg): Likewise.
6492 (function_arg_32): Don't warn ABX ABI change here.
6493 (function_arg_64): Likewise.
6495 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6497 * loop-iv.c (implies_p): In the final case, test that operands 0
6498 of the two comparisons match.
6500 * config/bfin/bfin.c (find_prev_insn_start): New function.
6501 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6502 (find_next_insn_start): Move.
6504 2009-02-13 Richard Guenther <rguenther@suse.de>
6506 * configure.ac: Enable LFS.
6507 * configure: Re-generate.
6508 * config.in: Likewise.
6510 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6513 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6514 sizes on syntax error after some arguments have been parsed.
6516 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6518 * doc/invoke.texi (-fira): Remove.
6520 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6522 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6523 * recog.c: Likewise.
6526 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6528 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6529 (umul_ppmm): Likewise.
6530 (count_leading_zeros): Likewise.
6531 (count_trailing_zeros): Likewise.
6532 (UMUL_TIME): Likewise.
6534 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6536 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6537 soft-fp/t-softfp to tmake_file.
6539 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6540 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6541 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6542 IA64_BUILTIN_INFQ]: New.
6543 (ia64_init_builtins): Initialize __builtin_infq,
6544 __builtin_fabsq and __builtin_copysignq if not HPUX.
6545 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6546 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6548 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6550 (__fixtfti): Likewise.
6551 (__fixunstfti): Likewise.
6552 (__floattitf): Likewise.
6554 * config/ia64/libgcc-glibc.ver: New.
6555 * config/ia64/t-fprules-softfp: Likewise.
6556 * config/ia64/sfp-machine.h: Likewise.
6558 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6559 (LIBGCC2_TF_CEXT): Likewise.
6560 (TF_SIZE): Likewise.
6561 (TARGET_INIT_LIBFUNCS): Likewise.
6563 * config/ia64/t-glibc (SHLINB_MAPFILES):
6564 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6566 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6568 * config/i386/i386.c (construct_container): Rewrite processing
6569 BLKmode with X86_64_SSE_CLASS.
6571 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6574 * config/i386/i386.md: Replace simplify_replace_rtx with
6575 replace_rtx in the new peephole2.
6577 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6579 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6580 loop unrolling do not happen at -O2.
6582 2009-02-12 Michael Matz <matz@suse.de>
6584 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6586 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6588 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6591 2009-02-12 Ben Elliston <bje@au.ibm.com>
6593 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6594 patterns when updating the back chain. Missed in the 2009-02-10
6597 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6599 * doc/extend.texi (Decimal Floating Types): Update identifier of
6600 draft TR and list of missing support.
6602 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6605 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6606 bit to variable length decl's flags, add it also to its
6607 pointer replacement variable.
6609 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6610 Jakub Jelinek <jakub@redhat.com>
6613 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6614 (memory_blockage): New expander.
6615 (*memory_blockage): New insn pattern.
6616 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6617 instead of general blockage at the end of function prologue when
6618 frame pointer is used to access red zone area. Do not emit blockage
6619 when profiling, it is emitted in generic code.
6620 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6621 function epilogue when frame pointer is used to access red zone area.
6623 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6626 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6627 by arithmetic with memory operands.
6628 * config/i386/predicates.md (commutative_operator): New.
6630 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6632 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6635 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6637 * alias.h (record_alias_subset): Declare.
6638 * alias.c (record_alias_subset): Make global.
6640 2009-02-10 Nick Clifton <nickc@redhat.com>
6642 * tree-parloops.c: Change license to GPLv3.
6643 * ipa-struct-reorg.c: Change license to GPLv3.
6644 * ipa-struct-reorg.h: Change license to GPLv3.
6646 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6649 * c-decl.c (start_struct): Return NULL on error.
6651 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6654 * cfgloopmanip.c (remove_path): Call remove_bbs after
6655 cancel_loop_tree, not before it.
6658 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6659 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6660 VAR_DECLs were seen.
6661 * tree-ssa-live.c (remove_unused_locals): Recompute
6662 cfun->has_local_explicit_reg_vars.
6663 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6664 copies or clearings if cfun->has_local_explicit_reg_vars.
6666 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6669 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6670 of function prologue when frame pointer is used to access
6673 2009-02-10 Richard Guenther <rguenther@suse.de>
6676 * gimplify.c (gimple_regimplify_operands): Always look if
6677 we need to create a temporary.
6679 2009-02-10 Richard Guenther <rguenther@suse.de>
6681 PR tree-optimization/39132
6682 * tree-loop-distribution.c (todo): New global var.
6683 (generate_memset_zero): Trigger TODO_rebuild_alias.
6684 (tree_loop_distribution): Return todo.
6686 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6689 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6690 (x86_64_reg_class_name): Removed.
6691 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6692 first one isn't X86_64_SSE_CLASS or any other ones aren't
6693 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6694 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6695 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6696 and 3 X86_64_SSEUP_CLASS.
6697 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6698 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6700 2009-02-10 Ben Elliston <bje@au.ibm.com>
6702 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6703 form instruction to update the stack back chain word, even if the
6704 user has disabled the generation of update instructions.
6705 (movdi_<mode>_update_stack): New.
6706 (movsi_update_stack): Likewise.
6707 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6708 always use an update form instruction to update the stack back
6711 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6714 * graphite.c (if_region_set_false_region): After moving a region in
6715 the false branch of a condition, remove the empty dummy basic block.
6716 (gloog): Remove wrong fix for PR38953.
6718 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6720 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6721 generation due to implicit sign extension.
6723 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6726 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6727 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6729 2009-02-09 Richard Guenther <rguenther@suse.de>
6732 * convert.c (convert_to_real): Disable (float)fn((double)x)
6733 to fnf(x) conversion if errno differences may occur and
6734 -fmath-errno is set.
6736 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6738 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6739 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6740 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6742 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6745 * c-common.c (handle_alias_attribute): Disallow attribute for
6746 anything not a FUNCTION_DECL or VAR_DECL.
6748 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6751 * real.c (do_compare): Special-case compare of zero against
6752 decimal float value.
6754 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6757 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6758 as indicating flexible array members unless the field itself is
6759 being declarared as the incomplete array.
6761 2009-02-06 Jan Hubicka <jh@suse.cz>
6763 PR tree-optimization/38844
6764 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6767 2009-02-06 Richard Guenther <rguenther@suse.de>
6770 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6771 fork because we may expand it as __gcov_fork.
6773 2009-02-06 Nick Clifton <nickc@redhat.com>
6775 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6777 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6779 PR tree-optimization/35659
6780 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6781 vn_phi_eq): Shortcut if hashcode does not match.
6782 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6784 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6785 and avoid iterative_hash_expr.
6786 (FOR_EACH_VALUE_ID_IN_SET): New.
6787 (value_id_compare): Remove.
6788 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6789 sort expressions by value id.
6791 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6794 * config/sh/predicates.md (general_movsrc_operand): Don't check
6795 the subreg of system registers here.
6797 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6800 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6803 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6805 PR rtl-optimization/39110
6806 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6807 addresses, not aligned ones.
6809 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6810 Richard Guenther <rguenther@suse.de>
6812 PR tree-optimization/39100
6813 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6814 comment says and add edges.
6816 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6819 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6820 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6822 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6824 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6825 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6826 register_bb_in_sese, new_sese, free_sese): Moved.
6827 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6828 outermost_loop_in_scop, build_scop_iteration_domain,
6829 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6830 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6831 Use loop_in_sese_p instead of loop_in_scop_p.
6832 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6833 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6834 (scopdet_basic_block_info): Fix bug in scop detection.
6835 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6836 eq_loop_to_cloog_loop): Remove.
6837 (nb_loops_around_loop_in_scop, nb_loop
6838 ref_nb_loops): Moved here...
6839 * graphite.h (ref_nb_loops): ... from here.
6840 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6841 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6842 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6843 * testsuite/gcc.dg/graphite/scop-19.c: New
6845 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6846 Hans-Peter Nilsson <hp@axis.com>
6848 PR rtl-optimization/37889
6849 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6850 Move offset handling from PLUS to before the switch. Use new
6851 arguments when considering SYMBOL_REFs too.
6852 (rtx_addr_can_trap_p): Pass dummy offset and size.
6853 (enum may_trap_p_flags): Remove.
6854 (may_trap_p_1): Pass size from MEM_SIZE.
6856 PR rtl-optimization/38921
6857 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6858 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6859 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6860 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6862 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6864 AVX Programming Reference (January, 2009)
6865 * config/i386/sse.md (*vpclmulqdq): New.
6867 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6869 PR tree-optimization/38977
6870 PR gcov-profile/38292
6871 * calls.c (special_function_p): Disregard __builtin_ prefix.
6873 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
6875 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
6876 non-indexable addresses even before reload.
6878 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6881 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
6882 as having variable size. Do not give an error for unnamed
6883 parameters with [*] declarators. Give a warning for type names
6884 with [*] declarators and mark them as variable size.
6885 * c-parser.c (c_parser_sizeof_expression): Do not give an error
6886 for sizeof applied to [*] type names.
6888 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6891 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
6893 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6895 * gcc.c (process_command): Update copyright notice dates.
6896 * gcov.c (print_version): Likewise.
6897 * gcov-dump.c (print_version): Likewise.
6898 * mips-tfile.c (main): Likewise.
6899 * mips-tdump.c (main): Likewise.
6901 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6904 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
6905 for composite type involving a zero-length array type.
6907 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6910 * function.c (match_asm_constraints_1): Skip over
6911 initial optional % in the constraint.
6914 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6915 supported, don't accept FIXED_CSTs.
6916 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6917 and _Sat is used without _Fract/_Accum. Set specs->type to
6918 integer_type_node for cts_fract/cts_accum if fixed point is not
6921 2009-02-02 Catherine Moore <clm@codesourcery.com>
6923 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6925 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6927 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6928 (ABI_HAS_64BIT_SYMBOLS): Use it.
6929 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6931 2009-02-02 Paul Brook <paul@codesourcery.com>
6933 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6935 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6938 * recog.h (asm_operand_ok): Add constraints argument.
6939 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6940 recurse on matching constraint.
6941 (check_asm_operands): Pass constraints as 3rd argument to
6942 asm_operand_ok. Don't look up matching constraint here.
6943 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6946 2009-02-02 Ben Elliston <bje@au.ibm.com>
6948 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6949 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6951 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6953 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6954 information. Remove some obsolete information. Reorganize.
6956 * config/pa/fptr.c: Revert license to GPL 2.
6957 * config/pa/milli64.S: Likewise.
6959 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6962 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6963 LIBRARY name in, instead of hard-coding it.
6964 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6965 extra target make frag to tmake_files according to EH model.
6966 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6967 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6968 frags that define makefile variable EH_MODEL appropriately.
6969 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6970 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6971 to "-sjlj" according to type of EH configured.
6972 (LIBGCC_SONAME): Concatenate it to shared library base name.
6973 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6974 to "_sjlj" according to type of EH configured.
6975 (LIBGCC_SONAME): Concatenate it to shared library base name.
6976 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6977 (SHLIB_LINK): Add missing semicolon to if-else construct.
6978 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6979 string value of "pe_dll" command-line option.
6980 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6981 (SHLIB_SONAME): Use it when overriding t-cygming default.
6982 (SHLIB_IMPLIB): Override t-cygming default.
6983 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6984 string value of "pe_dll" command-line option.
6986 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6989 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6990 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6992 2009-01-31 Richard Guenther <rguenther@suse.de>
6994 PR tree-optimization/38937
6995 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6996 computing the transitive closure.
6998 2009-01-30 Richard Guenther <rguenther@suse.de>
7000 PR tree-optimization/39041
7001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7002 Propagate variable indices only if the types match for this stmt.
7004 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7007 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7008 inline but never defined.
7010 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7012 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7013 (*insv_h_di_reg_extimm): New insn.
7014 (*insv_l<mode>_reg_extimm): New insn.
7016 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7018 * config/picochip/picochip.c (flag_conserve_stack): set
7019 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7020 fconserve-stack. Reduce call-overhead used by inliner.
7022 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7025 * common.opt (flag_conserve_stack): Initialised to zero.
7027 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7030 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7031 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7034 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7036 * ira-color.c (allocno_reload_assign): Update comments.
7037 * regmove.c (regmove_optimize): Likewise.
7041 2009-01-29 Robert Millan <rmh@aybabtu.com>
7043 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7044 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7045 `MD_UNWIND_SUPPORT'.
7046 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7048 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7050 PR tree-optimization/39007
7051 * tree-loop-distribution.c (generate_builtin): Use
7052 recompute_dominator to compute the immediate dominator of the
7053 basic block just after the loop.
7055 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7057 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7058 (ASM_OUTPUT_DWARF_PCREL): Define.
7060 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7062 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7063 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7064 global. Modify entries about regmove and IRA.
7066 * ra-conflict.c: Remove the file.
7068 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7070 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7071 (pass_regclass_init): Rename to pass_reginfo_init.
7073 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7075 * toplev.h (flag_ira): Remove.
7077 * caller-save.c (setup_save_areas): Remove flag_ira.
7079 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7081 * global.c: Remove the file.
7083 * opts.c (decode_options): Remove flag_ira.
7085 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7087 * regmove.c: Modify file description.
7088 (find_use_as_address, try_auto_increment): Define them only if
7089 AUTO_INC_DEC is defined.
7090 (replacement_quality, replace_in_call_usage, fixup_match_1,
7091 stable_and_no_regs_but_for_p): Remove.
7092 (reg_set_in_bb): Make it static.
7093 (regmove_optimize): Remove flag_ira and code which worked for
7096 * local-alloc.c: Remove the file.
7098 * common.opt (fira): Remove.
7100 * ira.c: Include except.h.
7101 (eliminable_regset): Move from global.c.
7102 (mark_elimination): Ditto. Remove flag_ira.
7103 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7104 equiv_mem_modified, validate_equiv_mem_from_store,
7105 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7106 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7107 no_equiv, recorded_label_ref): Move from local-alloc.c.
7108 (update_equiv_regs): Ditto. Make it static.
7109 (print_insn_chain, print_insn_chains): Move it from global.c.
7110 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7111 (build_insn_chain): Ditto. Make it static.
7112 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7113 Rename to init_live_subregs.
7114 (gate_ira): Remove flag_ira.
7116 * regclass.c: Rename reginfo.c. Change file description.
7117 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7118 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7119 (init_reg_sets_1): Remove code for evaluation of
7120 reg_class_superclasses and losing_caller_save_reg_set.
7121 (init_regs): Remove init_reg_autoinc.
7122 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7123 ok_for_base_p_nonstrict): Remove.
7124 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7125 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7126 corresponding entries.
7127 (dump_regclass, record_operand_costs, scan_one_insn,
7128 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7129 record_address_regs, auto_inc_dec_reg_p): Remove.
7130 (gt-regclass.h): Rename to gt-reginfo.h.
7132 * rtl.h (dump_global_regs, retry_global_alloc,
7133 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7135 * Makefile.in (RA_H): Remove.
7136 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7137 Rename regclass.o to reginfo.o.
7138 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7140 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7141 (GTFILES): Rename regclass.c to reginfo.c.
7143 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7144 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7146 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7147 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7149 (finish_spills): Ditto. Remove code for !flag_ira.
7151 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7154 * doc/invoke.texi (rtl debug options): Complete rewrite.
7155 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7157 * mode-switching.c (pass_mode_switching): Rename pass from
7158 "mode-sw" to "mode_sw".
7159 * except.c (pass_convert_to_eh_ranges): Rename pass from
7160 "eh-ranges" to "eh_ranges".
7161 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7165 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7166 Alexander Monakov <amonakov@ispras.ru>
7169 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7171 (move_exprs_to_boundary): Change return type and pass through
7172 should_move from move_op. Relax assert. Update usage ...
7173 (schedule_expr_on_boundary): ... here. Use should_move instead of
7175 (move_op_orig_expr_found): Indicate that insn was disconnected from
7177 (code_motion_process_successors): Do not call after_merge_succs
7178 callback if original expression was not found when traversing any of
7180 (code_motion_path_driver): Change return type. Update prototype.
7181 (move_op): Update comment. Add a new parameter (should_move). Update
7182 prototype. Set *should_move based on indication provided by
7183 move_op_orig_expr_found.
7185 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7187 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7188 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7189 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7190 * config/rs6000/rs6000.c (rs6000_override_options): Default
7191 avoid-indexed-addresses on for Power6, off for everything else.
7192 (avoiding_indexed_address_p): New function.
7193 (rs6000_legitimize_address): Use it.
7194 (rs6000_legitimate_address): Likewise.
7195 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7197 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7199 PR tree-optimization/38997
7200 * tree-loop-distribution.c (generate_memset_zero): Use
7201 POINTER_PLUS_EXPR for a pointer addition.
7203 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7205 * config/s390/s390.md (bswap<mode>2): New pattern added.
7207 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7209 * config/s390/s390.md (*tls_load_31): Added type attribute.
7211 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7213 * config/s390/s390.md: Fix a few comments.
7215 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7217 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7218 (*tm<mode>_full): Fixed z10prop attribute.
7219 (*tst<mode>_extimm): Fixed z10prop attribute.
7220 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7221 (*tstqiCCT_cconly): Fixed z10prop attribute.
7222 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7223 (*movsi_larl): Fixed z10prop attribute.
7224 (*movsi_zarch): Fixed z10prop attribute.
7225 (*movsi_eas): Fixed z10prop attribute.
7226 (*movhi): Fixed z10prop attribute.
7227 (*movqi): Fixed z10prop attribute.
7228 (*movstrictqi): Fixed z10prop attribute.
7229 (*mov<mode>): Fixed z10prop attribute.
7230 (*movcc): Fixed z10prop attribute.
7231 (*sethighpartdi_64): Fixed z10prop attribute.
7232 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7233 (*negdi2_sign_cc): Fixed z10prop attribute.
7234 (*negdi2_sign): Fixed z10prop attribute.
7235 (*absdi2_sign_cc): Fixed z10prop attribute.
7236 (*absdi2_sign): Fixed z10prop attribute.
7237 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7238 (*negabsdi2_sign): Fixed z10prop attribute.
7239 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7240 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7241 (doloop_si64): Fixed z10prop attribute.
7242 (doloop_si31): Fixed z10prop attribute.
7243 (doloop_long): Fixed z10prop attribute.
7244 (indirect_jump): Fixed z10prop attribute.
7245 (nop): Fixed z10prop attribute.
7246 (main_base_64): Fixed z10prop attribute.
7247 (reload_base_64): Fixed z10prop attribute.
7249 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7251 PR rtl-optimization/38740
7252 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7254 * config/mips/mips.c (mips_reorg): Likewise.
7256 2009-01-28 Richard Guenther <rguenther@suse.de>
7258 PR tree-optimization/38926
7259 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7260 with the correct value id to a value.
7261 (do_regular_insertion): Use the value number of edoubleprime
7262 for the value number of the expr.
7265 2008-08-21 Richard Guenther <rguenther@suse.de>
7267 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7268 a PHI ask VN if it is already available.
7269 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7270 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7272 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7275 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7276 set to varying whenever max has TREE_OVERFLOW set, similarly
7277 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7279 2009-01-28 Richard Guenther <rguenther@suse.de>
7282 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7283 uninitialized aggregate uses in call arguments.
7285 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7287 PR tree-optimization/38984
7288 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7289 the nothing_id variable if -fno-delete-null-pointer-checks.
7291 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7295 (set_got_offset_rex64): Ditto.
7297 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7300 * doc/extend.texi: Improve local variable with asm reg.
7302 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7304 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7305 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7306 was not supplied then set warn_packed_bitfield_compat to the
7308 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7311 2009-01-27 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/38503
7314 * cfgexpand.c (expand_gimple_basic_block): Ignore
7315 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7316 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7317 variables that cannot have TBAA applied.
7318 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7321 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7324 * calls.c (initialize_argument_information): Do not wrap complex
7325 arguments in SAVE_EXPR.
7327 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7329 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7330 (INSTALL_LIBGCC): Revert typo commit.
7332 2009-01-26 Richard Guenther <rguenther@suse.de>
7334 PR tree-optimization/38745
7335 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7336 from special handling.
7338 2009-01-26 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/38745
7341 * tree-ssa.c (execute_update_addresses_taken): Do not include
7342 variables that cannot possibly be a register in not_reg_needs.
7343 Do not clear TREE_ADDRESSABLE on vars that may not become
7345 * tree-ssa.c (update_alias_info_1): Include those in the set
7346 of addressable vars.
7348 2009-01-26 Richard Guenther <rguenther@suse.de>
7351 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7352 * tree-ssa-dse.c: Include langhooks.h
7353 (execute_simple_dse): Remove stores with zero size.
7355 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7358 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7361 2009-01-24 Julian Brown <julian@codesourcery.com>
7363 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7364 config/arm/linux-atomic.c.
7365 * config/arm/linux-atomic.c: New.
7367 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7369 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7370 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7371 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7373 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7376 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7379 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7381 PR tree-optimization/38953
7382 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7383 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7384 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7385 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7388 2009-01-24 Paul Brook <paul@codesourcery.com>
7390 * config/arm/neon.md (neon_type): Move to arm.md.
7391 (neon_mov<VSTRUCT>): Add neon_type attribute.
7392 * config/arm/arm.md (neon_type): Move to here.
7393 (conds): Add "unconditioal" and use as default for NEON insns.
7395 2009-01-24 Ben Elliston <bje@au.ibm.com>
7397 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7398 void *' warning from -Wc++-compat.
7399 * Makefile.in (dominance.o-warn): Remove.
7401 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7403 PR tree-optimization/38932
7404 * fold-const.c (fold_unary_ignore_overflow): New.
7405 * tree.h (fold_unary_ignore_overflow): Declare.
7406 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7407 * tree-ssa-sccvn.c (visit_reference_op_load,
7408 simplify_unary_expression): Likewise.
7410 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7412 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7413 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7414 regardless of their type.
7415 * c-common.c (handle_packed_attribute): Don't ignore packed on
7417 * c.opt (Wpacked-bitfield-compat): New warning option.
7418 * stor-layout.c (place_field): Warn if offset of a field changed.
7419 * doc/extend.texi (packed): Mention the ABI change.
7420 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7421 (Warning Options): Add it to the list.
7423 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7425 * c-opts.c (c_common_post_options): Fix a typo in comments.
7427 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7430 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7431 variables to static.
7432 * doc/invoke.texi (-fmerge-all-constants): Update description.
7434 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7437 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7438 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7440 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7442 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7444 (LOCAL_ALIGNMENT): Similarly.
7446 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7447 Joseph Myers <joseph@codesourcery.com>
7449 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7450 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7451 * config/arm/arm-tune.md: Regenerate.
7452 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7455 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7457 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7458 version number to five.
7460 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7463 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7464 * c-common.c (set_underlying_type): Likewise.
7465 (is_typedef_decl ): Likewise
7467 (set_underlying_type): Likewise.
7468 (is_typedef_type): Likewise.
7470 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7473 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7476 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7479 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7480 (LIBGCC_SPEC): Don't define.
7481 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7483 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7485 PR rtl-optimization/38879
7486 * alias.c (base_alias_check): Unaligned access via AND address can
7487 alias all surrounding object types except those with sizes equal
7488 or wider than the size of unaligned access.
7490 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7493 * c-decl.c (clone_underlying_type): Move this ...
7494 * c-common.c (set_underlying_type): ... here.
7495 Also, make sure the function properly sets TYPE_STUB_DECL() on
7496 the newly created typedef variant type.
7497 (is_typedef_decl ): New entry point.
7498 * tree.h: Added a new member member_types_needing_access_check to
7499 struct tree_decl_non_common.
7500 (set_underlying_type): New entry point.
7501 (is_typedef_type): Likewise.
7503 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7505 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7506 Check whether two instructions have memory references that
7507 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7508 are helper functions for traversing.
7509 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7510 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7511 not to draw dependency edge for instructions with non-conflicting
7514 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7517 * longlong.h: Update copyright years. Use soft-fp license notice.
7518 Sync __clz_tab declaration with glibc.
7520 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7523 * doc/extend.texi (syscall_linkage): New.
7524 (version_id): Modify.
7526 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7527 Richard Guenther <rguenther@suse.de>
7529 PR tree-optimization/38747
7530 PR tree-optimization/38748
7531 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7532 conversion if the base address is an indirect reference and the
7533 aliasing sets could cause issues.
7535 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7537 * common.opt (fgraphite, fgraphite-identity): Add comment for
7538 explaining why these options are not documented.
7540 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7542 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7543 gimple_call_lhs is NULL.
7545 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7548 * emit-rtl.c (adjust_address_1): Make sure memref is never
7551 2009-01-20 Ben Elliston <bje@au.ibm.com>
7553 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7554 const qualifier from arg parameter. Remove unnecessary cast to char *.
7555 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7556 const qualifier from arg 2.
7558 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7560 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7562 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7565 * rtl.h (reinit_regs): New prototype.
7566 * regclass.c: Include ira.h.
7568 * Makefile.in (regclass.o): Add ira.h.
7569 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7571 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7574 * c-common.c (handle_aligned_attribute): Use
7575 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7576 default alignment value.
7578 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7580 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7581 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7583 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7584 __BIGGEST_ALIGNMENT__.
7586 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7588 2009-01-18 Richard Guenther <rguenther@suse.de>
7590 PR tree-optimization/38819
7591 * tree-flow.h (operation_could_trap_helper_p): Declare.
7592 * tree-eh.c (operation_could_trap_helper_p): Export.
7593 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7594 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7595 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7596 are about to insert a possibly trapping instruction and fail
7599 2009-01-18 Andreas Schwab <schwab@suse.de>
7601 * doc/install.texi (Configuration): Remove obsolete paragraph
7602 about use of --with-gnu-ld with --with-gnu-as.
7604 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7606 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7607 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7608 Follow spelling conventions.
7610 2009-01-18 Ben Elliston <bje@au.ibm.com>
7612 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7613 C++ warning about implicit conversion from void * to struct
7615 (bitmap_obstack_free): Likewise for bitmap_element *.
7616 * Makefile.in (bitmap.o-warn): Remove.
7618 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7620 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7622 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7623 Tobias Grosser <tobi.grosser@amd.com>
7625 * graphite.c (graphite_trans_scop_block): Do not block single
7628 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7630 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7631 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7632 test with assertion.
7634 2009-01-16 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/38835
7638 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7639 and INT + PTR -> (INT)(PTR p+ INT) folding.
7640 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7642 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7645 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7646 the subreg from a lowpart subreg if it is also casting the value.
7648 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7649 Tobias Grosser <tobi.grosser@amd.com>
7651 * graphite.c (compare_prefix_loops): New.
7652 (build_scop_canonical_schedules): Rewritten.
7653 (graphite_transform_loops): Move build_scop_canonical_schedules
7654 after build_scop_iteration_domain.
7656 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7657 Tobias Grosser <tobi.grosser@amd.com>
7659 * graphite.c (add_conditions_to_domain): Add the loops to
7660 the dimension of the iteration domain. Do copy the domain
7661 only when it exists.
7662 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7663 (add_conditions_to_constraints): New.
7664 (can_generate_code_stmt, can_generate_code): Removed.
7665 (gloog): Do not call can_generate_code.
7666 (graphite_transform_loops): Call add_conditions_to_constraints
7667 after building the iteration domain.
7669 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7671 PR tree-optimization/38789
7672 * tree-ssa-threadedge.c
7673 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7674 __builtin_constant_p.
7676 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7678 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7679 examined before deleting them.
7681 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7683 * function.c (aggregate_value_p): Correctly extract the function
7684 type from CALL_EXPR_FN lookup.
7686 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7688 * config/picochip/picochip.c (picochip_override_options): Revert
7689 CFI asm flag disable commited previously.
7691 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7692 Tobias Grosser <tobi.grosser@amd.com>
7693 Jan Sjodin <jan.sjodin@amd.com>
7695 * graphite.c (scan_tree_for_params): On substractions negate
7696 all the coefficients of the term.
7697 (clast_to_gcc_expression_red): New. Handle reduction expressions
7698 of more than two operands.
7699 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7700 (get_vdef_before_scop): Handle also the case of default definitions.
7702 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7704 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7705 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7706 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7708 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7709 Joey Ye <joey.ye@intel.com>
7712 * cfgexpand.c (expand_stack_alignment): Don't update stack
7713 boundary nor check incoming stack boundary here.
7714 (gimple_expand_cfg): Update stack boundary and check incoming
7715 stack boundary here.
7717 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7719 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7721 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7723 PR rtl-optimization/38245
7724 * calls.c (expand_call): Add stack arguments to
7725 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7726 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7727 in regs and partially in memory or BLKmode arguments.
7728 (emit_library_call_value_1): Add stack arguments to
7729 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7730 ACCUMULATE_OUTGOING_ARGS).
7731 * dce.c: Include tm_p.h.
7732 (find_call_stack_args): New function.
7733 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7735 (mark_insn): Call find_call_stack_args for CALL_Ps.
7736 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7737 forwards. Allocate and free arg_stores bitmap if needed, pass it
7738 down to deletable_insn_p, don't mark stores set in arg_stores
7739 bitmap, clear the bitmap at the beginning of each bb.
7740 * Makefile.in (dce.o): Depend on $(TM_P_H).
7742 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7745 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7746 to make sure the insn is a conditional test (bug 22599). Reformat a
7749 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7752 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7753 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7754 (gloog): Do not call cleanup_tree_cfg.
7755 (graphite_transform_loops): Call cleanup_tree_cfg after all
7756 scops have been code generated.
7758 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7759 * doc/gty.texi (Invoking the garbage collector): Added new node
7760 and section documenting ggc_collect.
7762 2009-01-14 Richard Guenther <rguenther@suse.de>
7764 PR tree-optimization/38826
7766 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7767 initialization notes only if we actually emitted a warning.
7768 (intra_create_variable_infos): Add constraints for a result decl
7769 that is passed by hidden reference.
7770 (build_pred_graph): Mark all related variables non-direct on
7773 2009-01-14 Nick Clifton <nickc@redhat.com>
7775 * ira-conflicts.c: Include addresses.h for the definition of
7777 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7778 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7780 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7783 * Makefile.in (ira-lives.o): Add except.h.
7785 * ira-lives.c: Include except.h.
7786 (process_bb_node_lives): Process can_throw_internal.
7788 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7790 PR rtl-optimization/38774
7791 * combine.c (simplify_set): When undoing cc_use change, don't do
7792 PUT_CODE on the newly created comparison, but instead put back the
7795 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7797 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7798 values. Remove duplicate arm8 entry.
7800 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7802 PR tree-optimization/38786
7803 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7804 the SSA_NAME case of expand_scalar_variables_expr.
7805 Set the type of an expression to the type of its assign statement.
7806 (expand_scalar_variables_expr): Also gather the scalar computation
7807 used to index the memory access. Do not pass loop_p.
7808 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7809 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7810 the gimple_stmt_iterator where it inserts new code.
7812 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7813 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7815 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7817 * graphite.h (debug_value): Removed.
7818 * graphite.c (debug_value): Removed.
7820 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7822 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7823 ldrd/strd with two 32-bit instructions.
7825 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7827 * config/arm/arm.c (struct processors): Pass for speed down into
7828 cost helper functions.
7829 (const_ok_for_op): Handle COMPARE and inequality nodes.
7830 (arm_rtx_costs_1): Rewrite.
7831 (arm_size_rtx_costs): Update prototype.
7832 (arm_rtx_costs): Pass speed down to helper functions.
7833 (arm_slowmul_rtx_costs): Rework cost calculations.
7834 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7835 (arm_9e_rtx_costs): Likewise.
7837 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7839 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7840 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7841 (alpha_legitimize_address): Do not split local symbols wider than
7842 UNITS_PER_WORD into HIGH/LO_SUM parts.
7844 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7847 * gcc.c (process_command): Replace call to execvp with calls
7848 to pex_one and exit.
7850 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7853 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7854 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7855 variant for devices with 3-byte PC.
7856 (__tablejump_elpm__): New.
7858 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7861 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7862 offsetof member-designator, handle it as `[0].'.
7864 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7866 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7867 function when not using named sections on targets with named sections
7868 if branch distance is less than 262132.
7870 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7872 * combine.c (combine_instructions): Recompute
7873 optimize_this_for_speed_p for each BB in the main combine loop.
7875 2009-01-12 Tomas Bily <tbily@suse.cz>
7878 * tree-loop-distribution.c (prop_phis): New function.
7879 (generate_builtin): Call prop_phis.
7880 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
7882 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7884 PR tree-optimization/38807
7885 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
7886 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
7888 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7890 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7891 subreg of op0 to the original op0.
7893 2009-01-11 Laurent GUERBY <laurent@guerby.net>
7895 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
7897 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
7900 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
7901 starting with digits.
7903 2009-01-10 Jakub Jelinek <jakub@redhat.com>
7906 * config/arm/arm.c (arm_is_long_call_p): Don't call
7907 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7909 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7911 * regrename.c (regrename_optimize): Fix dumping.
7912 (find_oldest_value_reg): Preserve REG_POINTER.
7913 (copy_hardreg_forward_1): Likewise.
7915 2009-01-09 Diego Novillo <dnovillo@google.com>
7917 * gimple.h (struct gimple_statement_base) <uid>: Document
7918 the restrictions on its use.
7920 (gimple_set_uid): Tidy.
7922 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7924 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7925 zero guard even if align_bytes != 0 and count is smaller than
7928 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7930 PR rtl-optimization/38495
7931 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7932 (add_range_and_copies_from_move_list): Print all added ranges.
7933 Add ranges to memory optimized destination.
7935 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7939 * config/i386/i386.c (override_options): Reject
7940 -mstringop-strategy=rep_8byte with -m32.
7941 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7942 to 1. Do count comparison against epilogue_size_needed at compile
7943 time even when count_exp was constant forced into register. For
7944 size_needed don't jump to epilogue, instead just avoid aligning
7945 and invoke the body algorithm. If need_zero_guard, add zero guard
7946 even if count is non-zero, but smaller than size_needed + number of
7947 bytes that could be stored for alignment.
7948 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7949 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7950 but smaller than size_needed + number of bytes that could be stored
7951 for alignment. Compare size_needed with epilogue_size_needed instead
7952 of desired_align - align, don't adjust size_needed, pass
7953 epilogue_size_needed to the epilogue expanders.
7956 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7958 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7960 * pa.c (last_address): Change to unsigned.
7961 (update_total_code_bytes): Change argument to unsigned. Don't
7962 check if insn addresses are set.
7963 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7964 addresses are not set.
7965 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7967 2009-01-09 Nick Clifton <nickc@redhat.com>
7969 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7970 DECL_DECLARED_INLINE_P.
7972 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7975 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7976 GET_MODE (op0) in operand_subword_force calls.
7979 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7980 fold_convert arg0 operands to TREE_TYPE (op0) first.
7982 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7984 * params.def (ira-max-conflict-table-size): Decrease default value
7987 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7989 PR tree-optimization/37031
7990 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7992 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7993 allocate it using gc instead of heap, use VEC_quick_push instead of
7995 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7996 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7997 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7998 allocated vector from heap allocated.
7999 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8000 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8001 vector only after perfect_loop_nest_depth call.
8003 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8004 Jan Sjodin <jan.sjodin@amd.com>
8006 PR tree-optimization/38559
8007 * graphite.c (debug_value, copy_constraint,
8008 swap_constraint_variables, scale_constraint_variable, ): New.
8009 (get_lower_bound, get_upper_bound): Removed.
8010 (graphite_trans_bb_strip_mine): Clean up this code that works
8011 only for constant number of iterations. Fully copy upper and
8012 lower bound constraints, not only the constant part of them.
8013 * graphite.h (debug_value): Declared.
8015 2009-01-08 Ira Rosen <irar@il.ibm.com>
8017 PR tree-optimization/37194
8018 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8019 Don't add the cost of cost model guard in prologue to scalar
8020 outside cost in case of known number of iterations.
8022 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8023 Alan Modra <amodra@bigpond.net.au>
8025 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8026 non-word-aligned REG+CONST addressing.
8028 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8031 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8032 free_after_compilation when outputting a thunk.
8033 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8034 Do not call free_after_compilation here.
8036 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8038 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8039 (ix86_valid_target_attribute_inner_p): Ditto.
8041 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8043 PR tree-optimization/38492
8044 PR tree-optimization/38498
8045 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8046 * tree-chrec.h (scev_is_linear_expression): Declared.
8047 * graphite.c (graphite_cannot_represent_loop_niter): New.
8048 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8049 (graphite_loop_normal_form): Use gcc_assert.
8050 (scan_tree_for_params): Use CASE_CONVERT.
8051 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8052 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8053 Use gcc_assert. Discard scops that contain unhandled cases.
8054 (build_scop_conditions): Return a boolean status for unhandled cases.
8055 (strip_mine_profitable_p): Print the loop number, not its depth.
8056 (is_interchange_valid): Pass the depth of the loop nest, don't
8057 recompute it wrongly.
8058 (graphite_trans_bb_block): Same.
8059 (graphite_trans_bb_block): Print tentative of loop blocking.
8060 (graphite_trans_scop_block): Do not print that the loop has been
8062 (graphite_transform_loops): Do not handle scops that contain condition
8065 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8067 AVX Programming Reference (December, 2008)
8068 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8069 (_mm256_stream_pd): Likewise.
8070 (_mm256_stream_ps): Likewise.
8072 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8073 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8074 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8075 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8076 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8077 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8078 (ix86_expand_special_args_builtin): Likewise.
8080 * config/i386/sse.md (AVXMODEDI): New.
8081 (avx_movnt<mode>): Likewise.
8082 (avx_movnt<mode>): Likewise.
8083 (<sse>_movnt<mode>): Remove AVX support.
8084 (sse2_movntv2di): Likewise.
8086 2009-01-07 Richard Guenther <rguenther@suse.de>
8089 * fold-const.c (extract_muldiv): Remove obsolete comment.
8090 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8091 to PLUS_EXPR canonicalization for the canonicalization.
8093 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8095 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8096 hosted cross-compilers generating less efficient code.
8098 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8100 * function.h (rtl_data): Add a dbr_scheduled_p field.
8101 * reorg.c (dbr_schedule): Set it.
8102 (gate_handle_delay_slots): Check it.
8103 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8104 (mips_reorg): Check flag_delayed_branch instead of
8105 mips_base_delayed_branch.
8106 (mips_override_options): Don't set mips_base_delayed_branch
8107 or flag_delayed_branch.
8109 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8111 PR rtl-optimization/38426.
8112 * ira.c (ira): Set current_function_is_leaf earlier.
8114 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8116 PR rtl-optimization/38722
8117 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8118 too early, only set a flag and modify after last possible
8121 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8124 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8125 * real.c (decimal_single_format): Correct values of emin and emax.
8126 (decimal_double_format): Ditto.
8127 (decimal_quad_format): Ditto.
8128 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8129 computation of DECnn_MIN and DECnn_MAX for corrected values of
8130 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8131 __DECnn_MIN__, and adjust its computation for the corrected value
8134 2009-01-06 Jan Hubicka <jh@suse.cz>
8137 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8139 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8141 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8142 Add Robert Clark to the list of testers.
8144 2009-01-06 Jan Hubicka <jh@suse.cz>
8145 Kai Tietz <kai.tietz@onevision.com>
8147 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8148 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8150 2009-01-06 Jan Hubicka <jh@suse.cz>
8151 Kai Tietz <kai.tietz@onevision.com>
8153 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8155 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8156 (ix86_nsaved_regs): Count only general purpose regs.
8157 (ix86_nsaved_sseregs): New.
8158 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8159 to 16 for w64; compute padding and size of sse reg save area.
8160 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8161 general purpose regs.
8162 (ix86_emit_save_sse_regs_using_mov): New.
8163 (ix86_expand_prologue): Save SSE regs if needed.
8164 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8165 (ix86_emit_restore_sse_regs_using_mov): New.
8166 (ix86_expand_epilogue): Save SSE regs if needed.
8168 2009-01-06 Jan Hubicka <jh@suse.cz>
8169 Kai Tietz <kai.tietz@onevision.com>
8171 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8172 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8173 functions when accumulate outgoing args is off.
8175 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8178 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8179 before using pseudos_have_intersected_live_ranges_p.
8181 * ira-int.h (ira_assert): Always define.
8183 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8185 AVX Programming Reference (December, 2008)
8186 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8187 (_mm256_permute2_pd): Likewise.
8188 (_mm_permute2_ps): Likewise.
8189 (_mm256_permute2_ps): Likewise.
8190 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8191 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8193 * config/i386/i386.c (ix86_builtins): Remove
8194 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8195 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8196 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8197 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8198 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8199 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8200 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8201 __builtin_ia32_vpermil2ps256.
8202 (ix86_init_mmx_sse_builtins): Updated.
8203 (ix86_expand_args_builtin): Likewise.
8205 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8207 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8208 long absolute calls when generating PA 2.0 code.
8210 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8212 PR rtl-optimization/38583
8213 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8215 * params.def (ira-max-conflict-table-size): New.
8217 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8219 * ira.h (ira_conflicts_p): New external definition.
8221 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8222 table. Report this. Return result of building.
8223 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8224 building conflict table.
8226 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8227 (ira_color): Use ira_conflicts_p.
8229 * global.c: Include ira.h.
8230 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8233 * Makefile.in (global.o): Add ira.h.
8235 * ira-build.c (mark_all_loops_for_removal,
8236 propagate_some_info_from_allocno): New.
8237 (remove_unnecessary_allocnos): Call
8238 propagate_some_info_from_allocno.
8239 (remove_low_level_allocnos): New.
8240 (remove_unnecessary_regions): Add parameter. Call
8241 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8242 parameter to remove_unnecessary_regions.
8243 (ira_build): Remove all regions but root if the conflict table was
8244 not built. Update conflict hard regs for allocnos crossing calls.
8246 * ira.c (ira_conflicts_p): New global.
8247 (ira): Define and use ira_conflicts_p.
8249 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8250 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8251 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8253 2009-01-06 Ben Elliston <bje@au.ibm.com>
8255 * gengtype-lex.l (YY_NO_INPUT): Define.
8257 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8260 * c-common.c (handle_vector_size_attribute): Also reject
8263 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8265 PR tree-optimization/38492
8266 * graphite.c (rename_map_elt, debug_rename_elt,
8267 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8268 rename_map_elt_info, eq_rename_map_elts,
8269 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8270 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8271 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8272 (sese_build_livein_liveouts): New.
8273 (new_sese, free_sese): New.
8274 (new_scop): Call new_sese.
8275 (free_scop): Call free_sese.
8276 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8277 (register_old_new_names): Renamed register_old_and_new_names.
8278 (register_scop_liveout_renames, add_loop_exit_phis,
8279 insert_loop_close_phis, struct igp,
8280 default_liveout_before_guard, add_guard_exit_phis,
8281 insert_guard_phis, copy_renames): New.
8282 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8283 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8284 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8285 (scop_adjust_phis_for_liveouts): New.
8286 (gloog): Call scop_adjust_phis_for_liveouts.
8288 * graphite.h (struct sese): Documented. Added fields liveout,
8290 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8291 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8292 (struct scop): Added field liveout_renames.
8293 (SCOP_LIVEOUT_RENAMES): New.
8295 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8297 PR tree-optimization/38510
8298 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8299 (translate_clast): Call recompute_all_dominators before
8301 (gloog): Call recompute_all_dominators before graphite_verify.
8303 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8304 Jan Sjodin <jan.sjodin@amd.com>
8306 PR tree-optimization/38500
8307 * graphite.c (create_sese_edges): Call fix_loop_structure after
8310 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8312 * config.gcc: Add m32r*-*-rtems*.
8313 * config/m32r/rtems.h: New file.
8315 2009-01-05 Ben Elliston <bje@au.ibm.com>
8317 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8318 (.po.pox): Likewise.
8319 (po/gcc.pot): Likewise.
8321 2009-01-04 David S. Miller <davem@davemloft.net>
8323 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8324 (STARTING_FRAME_OFFSET): Always set to zero.
8326 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8328 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8329 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8330 fixed-point types, and vectors of the same.
8332 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8334 * config/mips/sync.md (*mb_barrier): Rename to...
8335 (*memory_barrier): ...this.
8337 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8339 * doc/extend.texi (Function Attributes): Move @cindex after @item
8340 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8341 and put in alphabetical order. Fix 'target' name and put in order.
8342 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8345 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8347 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8348 (memory_barrier): Expand as unspec instead of unspec_volatile.
8349 Remove mem:BLK from insn operands. Use Pmode scratch register.
8350 (*memory_barrier): Define as unspec instead of unspec_volatile.
8351 Use (match_dup 0) as input operand.
8353 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8354 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8355 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8356 scratch register. Remove operand 1.
8357 (*stbar): Define as unspec instead of unspec_volatile.
8358 Use (match_dup 0) as input operand, remove (const_int 8).
8359 (*membar): Define as unspec instead of unspec_volatile.
8360 Use (match_dup 0) as input operand, remove input operand 2.
8362 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8363 (memory_barrier): Expand as unspec instead of unspec_volatile.
8364 Remove mem:BLK from insn operands. Use Pmode scratch register.
8365 (*memory_barrier): Define as unspec instead of unspec_volatile.
8366 Use (match_dup 0) as input operand.
8368 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8369 Remove mem:BLK from insn operands. Use Pmode scratch register.
8370 Set volatile flag on operand 0.
8371 (*memory_barrier): New insn pattern.
8373 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8375 (*memory_barrier): Use (match_dup 0) as input operand.
8377 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8378 Remove mem:BLK from insn operands. Use Pmode scratch register.
8379 Set volatile flag on operand 0.
8380 (*mb_internal): New insn pattern.
8382 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8384 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8387 * function.c (struct temp_slot): Move to the section of the file
8388 that deals with temp slots. Remove field 'address'.
8389 (temp_slot_address_table): New hash table of address -> temp slot.
8390 (struct temp_slot_address_entry): New struct, items for the table.
8391 (temp_slot_address_compute_hash, temp_slot_address_hash,
8392 temp_slot_address_eq, insert_temp_slot_address): Support functions
8394 (find_temp_slot_from_address): Rewrite to use the new hash table.
8395 (remove_unused_temp_slot_addresses): Remove addresses of temp
8396 slots that have been made available.
8397 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8398 worker function for remove_unused_temp_slot_addresses.
8399 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8400 Add the temp slot address to the address -> temp slot map.
8401 (update_temp_slot_address): Update via insert_temp_slot_address.
8402 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8403 (pop_temp_slots): Likewise.
8404 (init_temp_slots): Allocate the address -> temp slot map, or empty
8405 the map if it is already allocated.
8406 (prepare_function_start): Initialize temp slot processing.
8408 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8411 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8412 Calculate the size of all stack vars assuming no packing of stack
8413 vars will happen, replacing a quadratic algorithm with a linear one.
8415 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8418 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8421 2009-01-03 Diego Novillo <dnovillo@google.com>
8423 * doc/contrib.texi: Update contributions.
8425 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8428 * builtins.c (fold_builtin_memory_op): Give up if either operand
8429 is volatile. Set srctype or desttype to non-qualified version
8433 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8436 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8438 PR rtl-optimization/35805
8439 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8440 problem if fast dce is able to remove any instructions.
8441 * dce.c (dce_process_block): Fix dump message.
8443 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8446 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8448 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8451 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8452 * tree-pretty-print.c (op_code_prio): New function.
8453 (op_prio): No longer static. Use op_code_prio.
8454 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8455 Use op_prio and op_code_prio to determine if () should be
8456 printed around operand(s) or not.
8458 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8459 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8460 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8461 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8462 pp_character instead of pp_string for single letter printing.
8464 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8466 * doc/extend.texi: Fix '#pragma GCC option' typo.
8468 2009-01-02 Richard Guenther <rguenther@suse.de>
8470 * doc/install.texi (--enable-checking): Mention different
8472 (--enable-stage1-checking): Document.
8474 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8477 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8478 case to be an error.
8480 2009-01-02 Ben Elliston <bje@au.ibm.com>
8482 * config/fp-bit.h (pack_d): Constify argument.
8483 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8484 (isnan): Constify argument.
8488 (_fpadd_parts): Constify return type.
8489 (_fpmul_parts): Likewise.
8490 (_fpdiv_parts): Likewise.
8492 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8495 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8496 warn about overwriting initializer with side-effects or
8497 -Woverride-init if !IMPLICIT.
8498 (output_init_element): Likewise. Pass IMPLICIT down to
8500 (process_init_element): Add IMPLICIT argument. Pass it down
8501 to output_init_element.
8502 (push_init_element, pop_init_level, set_designator): Adjust
8503 process_init_element callers.
8504 (set_nonincremental_init, set_nonincremental_init_from_string):
8505 Adjust add_pending_init callers.
8506 (output_pending_init_elements): Adjust output_init_element callers.
8507 * c-tree.h (process_init_element): Adjust prototype.
8508 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8509 process_init_element callers.
8512 Copyright (C) 2009 Free Software Foundation, Inc.
8514 Copying and distribution of this file, with or without modification,
8515 are permitted in any medium without royalty provided the copyright
8516 notice and this notice are preserved.