1 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/39794
4 * alias.c (canon_true_dependence): Add x_addr argument.
5 * rtl.h (canon_true_dependence): Adjust prototype.
6 * cse.c (check_dependence): Adjust canon_true_dependence callers.
7 * cselib.c (cselib_invalidate_mem): Likewise.
8 * gcse.c (compute_transp): Likewise.
9 * dse.c (scan_reads_nospill): Likewise.
10 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12 canon_base_addr of the group, plus optional offset.
13 (struct group_info): Rename canon_base_mem to
15 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16 canon_rtx of base_mem.
18 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25 * config/spu/spu-builtins.h: Delete file.
27 * config/spu/spu.h (enum spu_builtin_type): Move here from
29 (struct spu_builtin_description): Likewise. Add GTY marker.
30 Do not use enum spu_function_code or enum insn_code.
31 (spu_builtins): Add extern declaration.
33 * config/spu/spu.c: Do not include "spu-builtins.h".
34 (enum spu_function_code, enum spu_builtin_type_index,
35 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
36 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
37 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
38 unsigned_V2DI_type_node): Move here from spu-builtins.h.
39 (spu_builtin_types): Make static. Add GTY marker.
40 (spu_builtins): Add extern declaration with GTY marker.
43 * config/spu/spu-c.c: Do not include "spu-builtins.h".
44 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
45 Check programmatically whether all parameters are scalar.
47 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
49 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
51 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
52 assignment from the constructor either if the target is volatile.
54 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
56 * config/arm/arm.md (insv): Do not share operands[0].
58 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
60 * config/vxlib-tls.c (active_tls_threads): Delete.
61 (delete_hook_installed): New.
62 (tls_delete_hook): Don't delete the delete hook.
63 (tls_destructor): Delete it here.
64 (__gthread_set_specific): Adjust installing the delete hook.
65 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
66 __gthread_leave_tsd_dtor_context.
68 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
70 * c-format.c (gcc_tdiag_char_table): Add support for %E.
72 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
74 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
76 (alpha_rtx_costs): Ditto.
77 (emit_unlikely_jump): Use add_reg_note.
78 (emit_frame_store_1): Ditto.
79 (alpha_expand_prologue): Ditto.
80 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
81 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
83 2009-04-23 Nick Clifton <nickc@redhat.com>
85 * config/v850/v850.md (epilogue): Remove suppressed code.
86 (return): Rename to return_simple and remove test of frame size.
87 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
90 2009-04-22 Jing Yu <jingyu@google.com>
93 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
95 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
98 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
99 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
100 value is a VECTOR_CST, the element type is the element type of the
103 2009-04-22 DJ Delorie <dj@redhat.com>
105 * config/m32c/m32c.h: Update GTY annotations to new syntax.
107 2009-04-22 Jakub Jelinek <jakub@redhat.com>
109 * alias.c (find_base_term): Move around LO_SUM case, so that
110 CONST falls through into PLUS/MINUS handling.
113 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
114 into 0, use omit_one_operand.
116 2009-04-23 Ben Elliston <bje@au.ibm.com>
118 * config/rs6000/linux-unwind.h (get_regs): Remove type
119 puns. Change the type of `pc' to an array of unsigned ints and
120 update all users. Constify frame24.
122 2009-04-22 DJ Delorie <dj@redhat.com>
124 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
125 declarations before code.
126 (current_function_special_page_vector): Likewise.
127 (m32c_expand_insv): Silence a warning.
129 2009-04-21 Taras Glek <tglek@mozilla.com>
131 * alias.c: Update GTY annotations to new syntax.
132 * basic-block.h: Likewise.
133 * bitmap.h: Likewise.
134 * c-common.h: Likewise.
135 * c-decl.c: Likewise.
136 * c-parser.c: Likewise.
137 * c-pragma.c: Likewise.
138 * c-tree.h: Likewise.
139 * cfgloop.h: Likewise.
140 * cgraph.h: Likewise.
141 * config/alpha/alpha.c: Likewise.
142 * config/arm/arm.h: Likewise.
143 * config/avr/avr.h: Likewise.
144 * config/bfin/bfin.c: Likewise.
145 * config/cris/cris.c: Likewise.
146 * config/darwin.c: Likewise.
147 * config/frv/frv.c: Likewise.
148 * config/i386/i386.c: Likewise.
149 * config/i386/i386.h: Likewise.
150 * config/i386/winnt.c: Likewise.
151 * config/ia64/ia64.h: Likewise.
152 * config/iq2000/iq2000.c: Likewise.
153 * config/mips/mips.c: Likewise.
154 * config/mmix/mmix.h: Likewise.
155 * config/pa/pa.c: Likewise.
156 * config/pa/pa.h: Likewise.
157 * config/rs6000/rs6000.c: Likewise.
158 * config/s390/s390.c: Likewise.
159 * config/sparc/sparc.c: Likewise.
160 * config/xtensa/xtensa.c: Likewise.
161 * cselib.h: Likewise.
162 * dbxout.c: Likewise.
163 * dwarf2out.c: Likewise.
164 * except.c: Likewise.
165 * except.h: Likewise.
166 * fixed-value.h: Likewise.
167 * function.c: Likewise.
168 * function.h: Likewise.
169 * gimple.h: Likewise.
170 * integrate.c: Likewise.
171 * optabs.c: Likewise.
172 * output.h: Likewise.
175 * stringpool.c: Likewise.
176 * tree-data-ref.c: Likewise.
177 * tree-flow.h: Likewise.
178 * tree-scalar-evolution.c: Likewise.
179 * tree-ssa-address.c: Likewise.
180 * tree-ssa-alias.h: Likewise.
181 * tree-ssa-operands.h: Likewise.
184 * varasm.c: Likewise.
185 * varray.h: Likewise.
187 * coretypes.h: Do not define GTY macro if it is already defined.
188 * doc/gty.texi: Update GTY documentation to new syntax.
189 * gengtype-lex.l: Enforce attribute-like syntax for GTY
190 annotations on structs.
191 * gengtype-parse.c: Likewise.
193 2009-04-22 Mark Heffernan <meheff@google.com>
195 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
197 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
199 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
202 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
204 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
205 the same as a PLUS without a shift. Increase the cost of a
208 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
210 * Makefile.in: Update dependencies.
211 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
212 * errors.h: Remove bogus comment about compatibility.
213 (warning): Update declaration.
214 * genautomata.c: Update all calls to warning.
215 * gimple.c: Do not include errors.h. Include toplev.h.
216 * tree-ssa-structalias.c: Do not include errors.h.
218 * tree-ssa-reassoc.c: Likewise.
219 * config/spu/spu-c.c: Likewise.
220 * config/spu/t-spu-elf: Update dependencies.
222 2009-04-22 Richard Guenther <rguenther@suse.de>
224 PR tree-optimization/39824
225 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
226 make sure the types are compatible.
228 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
231 * c-common.c (c_parse_error): Take a token_flags parameter.
232 Use token_type for the token type instead.
233 Pass token_flags to cpp_type2name.
234 * c-common.h (c_parse_error): Update declaration.
235 * c-parser.c (c_parser_error): Pass 0 as token flags.
237 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
239 PR rtl-optimization/39580
240 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
242 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
244 * function.c (expand_function_end): Do not emit a jump to the "naked"
245 return label for fall-through returns.
246 * except.c (sjlj_emit_function_exit): Always place the call to the
247 unregister function at the location installed by expand_function_end.
249 2009-04-22 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/39845
252 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
253 (gen_inbound_check): Likewise.
255 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
257 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
259 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
260 * config/vxlib.c (__gthread_once): Add race guard for PPC.
262 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
264 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
265 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
266 shift counts to avoid out-of-bounds array accesses.
268 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
270 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
273 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
275 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
276 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
277 GET_CODE macro. Use IN_RANGE macro where appropriate.
278 * config/alpha/alpha.h: Ditto.
279 * config/alpha/alpha.md: Ditto.
280 * config/alpha/constraints.md: Ditto.
281 * config/alpha/predicates.md: Ditto.
283 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
285 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
286 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
287 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
288 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
289 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
290 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
291 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
292 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
293 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
294 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
295 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
296 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
297 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
298 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
299 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
300 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
301 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
302 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
303 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
304 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
305 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
306 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
307 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
308 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
309 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
310 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
311 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
313 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
315 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
316 references from comments.
317 * cfgbuild.c: (count_basic_blocks): Delete.
318 (find_basic_blocks_1): Delete.
319 (find_basic_blocks): Delete.
320 * except.c (finish_eh_generation): Make static. Move comment from
321 except.h here. Remove find_basic_blocks references from comments.
322 * except.h (finish_eh_generation): Delete.
323 * basic-block.h (find_basic_blocks): Delete.
324 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
326 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
328 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
329 (sdbout_parms): Likewise.
331 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
333 * config/sh/sh.c (prepare_cbranch_operands): Use
334 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
335 (expand_cbranchdi4): Likewise.
336 (from_compare): Add cast to enum type.
337 (expand_cbranchsi4): Use add_reg_note.
338 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
339 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
340 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
341 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
342 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
343 instead of CODE_FOR_nothing.
344 (cbranchdi4): Likewise. Fix the order of arguments for
346 (push_fpscr): Use add_reg_note.
347 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
348 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
350 2009-04-21 Joseph Myers <joseph@codesourcery.com>
352 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
353 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
354 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
355 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
356 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
357 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
358 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
359 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
360 config/alpha/x-vms, config/arc/t-arc,
361 config/arm/README-interworking, config/arm/arm-c.c,
362 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
363 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
364 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
365 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
366 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
367 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
368 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
369 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
370 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
371 config/cris/t-elfmulti, config/crx/t-crx,
372 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
373 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
374 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
375 config/h8300/t-h8300, config/i386/athlon.md,
376 config/i386/darwin-libgcc.10.4.ver,
377 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
378 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
379 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
380 config/i386/t-linux64, config/i386/t-nwld,
381 config/i386/t-rtems-i386, config/i386/t-sol2-10,
382 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
383 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
384 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
385 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
386 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
387 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
388 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
389 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
390 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
391 config/m68k/t-uclinux, config/mcore/t-mcore,
392 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
393 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
394 config/mips/crtn.asm, config/mips/irix-crti.asm,
395 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
396 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
397 config/mips/mips-fixed.md, config/mips/sb1.md,
398 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
399 config/mips/t-iris6, config/mips/t-isa3264,
400 config/mips/t-libgcc-mips16, config/mips/t-linux64,
401 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
402 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
403 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
404 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
405 config/mn10300/t-linux, config/mn10300/t-mn10300,
406 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
407 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
408 config/picochip/libgccExtras/clzsi2.asm,
409 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
410 config/rs6000/darwin-libgcc.10.4.ver,
411 config/rs6000/darwin-libgcc.10.5.ver,
412 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
413 config/rs6000/t-aix43, config/rs6000/t-aix52,
414 config/rs6000/t-darwin, config/rs6000/t-fprules,
415 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
416 config/rs6000/t-lynx, config/rs6000/t-netbsd,
417 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
418 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
419 config/rs6000/t-rtems, config/rs6000/t-spe,
420 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
421 config/score/t-score-elf, config/sh/divcost-analysis,
422 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
423 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
424 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
425 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
426 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
427 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
428 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
429 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
430 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
431 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
432 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
433 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
434 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
435 limitx.h, version.c, xcoff.h: Add copyright and license notices.
436 * config/h8300/genmova.sh: Include copyright and license notices
438 * config/h8300/mova.md: Regenerate.
439 * doc/install.texi2html: Include word "Copyright" in copyright
440 notice and use name "Free Software Foundation, Inc.".
441 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
442 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
443 ChangeLog-2007, ChangeLog-2008: Correct dates.
445 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
447 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
448 NE_EXPR operations as well.
449 * c-parser.c (c_parser_condition): Do not set location information on
451 (c_parser_conditional_expression): Likewise.
452 (c_parser_binary_expression): Set location information on operators.
453 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
454 TRUTH_NOT_EXPR has been folded.
455 * fold-const.c (fold_truth_not_expr): Copy location information from
456 the incoming expression to the outgoing one.
457 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
458 recursive calls on the LHS of the operator but pass that of the
459 operator to recursive calls on the RHS of the operator. Set it
461 (shortcut_cond_expr): Set the locus of the operator on the second
462 COND_EXPR and that of the expression on the first in degenerate cases.
463 Pass the locus of the expression to calls to shortcut_cond_r.
464 Set the locus of the 'then' block on the associated jump, if any.
465 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
466 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
467 expression to call to gimplify_boolean_expr.
469 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
471 * config.gcc: Add additional configuration for
472 i686-w64-mingw* and x86_64-w64-mingw* triplet.
473 * config/i386/mingw-w64.h: New mingw-w64 specific header.
474 (CPP_SPEC): Redefine for allowing -municode option.
475 (STARTFILE_SPEC): Likewise.
476 * config/i386/t-mingw-w64: New.
477 * config/i386/mingw-w64.opt: New.
478 (municode): Add new target option.
479 * doc/invoke.texi (municode): Add documentation for new option.
481 2009-04-21 Ian Lance Taylor <iant@google.com>
483 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
484 Correct test for number of arguments.
485 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
487 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
489 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
490 argument of emit_library_call.
492 2009-04-21 Richard Guenther <rguenther@suse.de>
495 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
496 inside VIEW_CONVERT_EXPRs.
498 2009-04-21 Martin Jambor <mjambor@suse.cz>
500 * tree-switch-conversion.c (build_constructors): Split a long line.
501 (constructor_contains_same_values_p): New function.
502 (build_one_array): Create assigns of constants if possible, do not
503 call mark_sym_for_renaming, call update_stmt.
504 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
505 make_rename_temp. Do not call mark_symbols_for_renaming, call
507 (gen_def_assigns): Do not call mark_symbols_for_renaming or
508 find_new_referenced_vars, call update_stmt.
509 (gen_inbound_check): Use create_tmp_var and create ssa names manually
510 instead of calling make_rename_temp. Do not call
511 find_new_referenced_vars or mark_symbols_for_renaming, call
514 2009-04-21 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/39827
517 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
518 (tree_ssa_phiprop): Pass the correct array size.
520 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
522 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
524 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
527 * c-typeck.c (lvalue_p): Move declaration ...
528 * c-common.h (lvalue_p): ... to here.
529 * c-common.c (candidate_equal_p): New.
531 (merge_tlist): Use it.
532 (warn_for_collisions_1): Likewise.
533 (warning_candidate_p): Accept more candidates.
534 (verify_tree): A warning candidate can be an expression. Use
537 2009-04-21 Ben Elliston <bje@au.ibm.com>
540 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
541 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
542 options. Remove -mcall-solaris documentation.
544 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
547 * doc/invoke.texi (-Wlong-long): Update description.
548 * c-lex (interpret_integer): Only warn if there was no previous
549 overflow and -Wlong-long is enabled.
550 * c-decl.c (declspecs_add_type): Drop redundant flags.
551 * c.opt (Wlong-long): Init to -1.
552 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
553 and front-end warn_long_long. Wlong-long only depends on other
554 flags if it is uninitialized.
555 * c-parser.c (disable_extension_diagnostics): warn_long_long is
556 the same for CPP and FE.
557 (restore_extension_diagnostics): Likewise.
559 2009-04-20 Ian Lance Taylor <iant@google.com>
561 Fix enum conversions which are invalid in C++:
562 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
563 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
564 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
565 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
566 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
567 (dbxout_parms): Likewise.
568 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
569 (df_clear_flags): Likewise.
570 * df-problems.c (df_rd_bb_local_compute_process_def): Change
571 top_flag parameter to int.
572 (df_chain_create_bb_process_use): Likewise.
573 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
575 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
576 (df_ref_create_structure, df_def_record_1): Likewise.
577 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
578 (df_notes_rescan): Change 0 to VOIDmode in function call.
579 (df_get_call_refs, df_insn_refs_collect): Likewise.
580 (df_bb_regs_collect): Likewise.
581 (df_entry_block_defs_collect): Likewise.
582 (df_exit_block_uses_collect): Likewise.
583 * df.h: Update declarations.
584 * double-int.c (double_int_divmod): Add cast to enum type.
585 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
586 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
587 (based_loc_descr): Likewise.
588 (loc_descriptor_from_tree_1): Change first_op and second_op to
589 enum dwarf_location_atom. Add cast to enum type.
590 * expmed.c (init_expmed): Change 0 to SET in function call.
591 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
592 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
593 (do_store_flag): Likewise.
594 * fixed-value.h (struct fixed_value): Change mode to enum
596 * function.c (assign_parms): Change 0 to VOIDmode in function call.
597 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
599 (insert_insn_decl, insert_decl, insert_state): Likewise.
600 (automata_list_finish): Likewise.
601 * genrecog.c (process_define_predicate): Add cast to enum type.
602 * gensupport.c (init_predicate_table): Add cast to enum type.
603 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
605 (gimple_build_call_1, gimple_build_label): Likewise.
606 (gimple_build_goto, gimple_build_asm_1): Likewise.
607 (gimple_build_switch_1, gimple_build_cdt): Likewise.
608 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
609 (enum fallback): Rename from enum fallback_t.
610 (fallback_t): Typedef as int.
611 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
612 GSI_SAME_STMT in function call.
613 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
615 (setup_reg_class_relations): Likewise.
616 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
617 (setup_prohibited_class_mode_regs): Add cast to enum type.
618 (setup_prohibited_mode_move_regs): Likewise.
619 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
620 (record_address_regs): Change i to enum reg_class.
621 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
622 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
623 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
624 (GET_MODE_2XWIDER_MODE): Likewise.
625 (GET_CLASS_NARROWEST_MODE): Likewise.
626 * omp-low.c (expand_omp_for): Add cast to enum type.
627 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
628 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
629 * postreload.c (reload_cse_simplify_operands): Change rclass local
631 * predict.c (combine_predictions_for_insn): Change best_predictor
632 and predictor to enum br_predictor.
633 (combine_predictions_for_bb): Likewise.
634 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
635 use SET_PREDICT_EXPR_OUTCOME.
636 * real.c (real_arithmetic): Change icode to code in function call.
637 * reginfo.c (init_move_cost): Add casts to enum type.
638 (init_reg_sets_1, init_fake_stack_mems): Likewise.
639 * regmove.c (regclass_compatible_p): Change class0 and class1 to
641 * reload.c (find_valid_class): Add casts to enum type.
642 (push_reload): Change 0 to NO_REGS in function call.
643 (find_reloads): Change this_alternative to array of enum
644 reg_class. Remove some now-unnecessary casts.
645 (make_memloc): Change 0 to VOIDmode in function call.
646 * reload1.c (reload): Change 0 to VOIDmode in function call.
647 (eliminate_regs_1, elimination_effects): Likewise.
648 (eliminate_regs_in_insn): Likewise.
649 (emit_input_reload_insns): Add cast to enum type.
650 (delete_output_reload): Change 0 to VOIDmode in function call.
651 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
652 to enum type in function call.
653 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
654 (SET_PREDICT_EXPR_OUTCOME): Define.
655 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
656 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
657 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
658 (dump_function): Likewise.
659 * tree-dump.h: Update declarations.
660 * tree-pass.h: Update declarations.
661 * varasm.c (assemble_integer): Change mclass to enum mode_class.
662 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
664 (arm_rtx_costs_1): Correct parenthesization.
665 (arm_rtx_costs): Add casts to enum type.
666 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
667 (vfp_emit_fstmd): Use add_rg_note.
668 (emit_multi_reg_push, emit_sfm): Likewise.
669 (thumb_set_frame_pointer): Likewise.
670 (arm_expand_prologue): Likewise.
671 (arm_regno_class): Change return type to enum reg_class.
672 (thumb1_expand_prologue): Use add_reg_note.
673 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
674 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
676 * config/arm/gentune.sh: Add cast to enum type.
677 * config/arm/arm-tune.md: Rebuild.
678 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
679 (ix86_split_fp_branch, predict_jump): Likewise.
680 (ix86_expand_multi_arg_builtin): Change sub_code from enum
681 insn_code to enum rtx_code.
682 (ix86_builtin_vectorized_function): Add cast to enum type.
683 * config/i386/i386.md (truncdfsf2): Change slot to enum
685 (truncxf<mode>2, isinf<mode>2): Likewise.
686 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
688 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
689 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
690 (insert_bundle_state): Change 1 to INSERT in function call.
691 (ia64_add_bundle_selector_before): Likewise.
692 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
693 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
694 (restore_stack_nonlocal): Likewise.
695 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
697 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
699 (mips_rtx_costs): Likewise.
700 (mips_override_options): Add casts to enum type.
701 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
703 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
704 (store_reg, set_reg_plus_d): Likewise.
705 (hppa_expand_prologue, hppa_profile_hook): Likewise.
706 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
708 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
710 (emit_unlikely_jump): Use add_reg_note.
711 (rs6000_emit_allocate_stack): Likewise.
712 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
713 (output_toc): Change 1 to INSERT in function call.
714 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
715 (rs6000_initialize_trampoline): Likewise.
716 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
718 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
719 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
720 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
721 (save_gprs): Use add_reg_note.
722 (s390_emit_prologue): Likewise.
723 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
724 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
725 (sparc_fold_builtin): Add cast to enum type.
726 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
728 (spu_expand_prologue): Use add_reg_note.
729 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
731 2009-04-20 Ian Lance Taylor <iant@google.com>
733 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
734 (c_parser_postfix_expression_after_primary): Get VEC for list of
735 arguments. Get original types of arguments. Call
736 build_function_call_vec.
737 (cached_expr_list_1, cached_expr_list_2): New static variables.
738 (c_parser_expr_list): Change return type to VEC *. Add
739 p_orig_types parameter. Change all callers.
740 (c_parser_release_expr): New static function.
741 (c_parser_vec_to_tree_list): New static function.
742 * c-typeck.c (build_function_call): Rewrite to build a VEC and
743 call build_function_call_vec.
744 (build_function_call_vec): New function, based on old
746 (convert_arguments): Remove nargs and argarray parameters. Change
747 values to a VEC. Add origtypes parameter.
748 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
749 (convert_for_assignment): Add origtype parameter. Change all
750 callers. If warn_cxx_compat, check for conversion to an enum
751 type when calling a function.
752 (store_init_value): Add origtype parameter. Change all callers.
753 (digest_init): Likewise.
754 (struct init_node): Add origtype field.
755 (add_pending_init): Add origtype parameter. Change all callers.
756 (output_init_element): Likewise.
757 (output_pending_init_elements): Pass origtype from init_node to
759 (process_init_element): Pass origtype from c_expr to
761 (c_finish_return): Add origtype parameter. Change all callers.
762 * c-common.c (sync_resolve_size): Change params to VEC *. Change
764 (sync_resolve_params): Likewise.
765 (sync_resolve_return): Change params to first_param. Change caller.
766 (resolve_overloaded_builtins): Change params to VEC *. Change
767 callers. Save first parameter around call to build_function_call_vec.
768 * c-decl.c (finish_decl): Add origtype parameter. Change all
769 callers. Call build_function_call_vec rather than
770 build_function_call for cleanup.
771 * c-tree.h: Update declarations.
772 * c-common.h: Update declarations.
773 * stub-objc.c (objc_rewrite_function_call): Change parameter from
774 params to first_param.
775 * target.h (struct gcc_target): Change resolve_overloaded_builtin
776 params parameter from tree to void *.
777 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
778 Change arglist parameter to have type void *, and to be a pointer
780 * config/rs6000/rs6000-protos.h
781 (altivec_resolve_overloaded_builtin): Update declaration.
782 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
783 fnargs parameter to have type void *, and to be a pointer to a
784 VEC. Call build_function_call_vec instead of
786 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
788 2009-04-20 Joey Ye <joey.ye@intel.com>
789 Xuepeng Guo <xuepeng.guo@intel.com>
790 H.J. Lu <hongjiu.lu@intel.com>
792 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
794 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
795 (IX86_LEA_PRIORITY): Likewise.
796 (distance_non_agu_define): New function.
797 (distance_agu_use): Likewise.
798 (ix86_lea_for_add_ok): Likewise.
799 (ix86_dep_by_shift_count): Likewise.
801 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
802 should split for LEA.
804 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
806 (ix86_dep_by_shift_count): Likewise.
808 2009-04-20 Richard Guenther <rguenther@suse.de>
810 * expr.c (handled_component_p): Move ...
811 * tree.h (handled_component_p): ... here.
812 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
813 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
814 and REALPART_EXPR to be in one group.
816 2009-04-20 Richard Guenther <rguenther@suse.de>
818 * basic-block.h (get_all_dominated_blocks): Declare.
819 * dominance.c (get_all_dominated_blocks): New function.
820 * tree-cfg.c (get_all_dominated_blocks): Remove.
821 (remove_edge_and_dominated_blocks): Adjust.
822 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
823 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
824 instead of recursing.
826 2009-04-20 Doug Kwan <dougkwan@google.com>
828 * cgraph.h (cgraph_node_ptr): New type for vector functions.
829 (struct cgraph_node_set_def): New type.
830 (cgraph_node_set) New type. Also declare vector functions.
831 (struct cgraph_node_set_element_def): New type.
832 (cgraph_node_set_element): Ditto.
833 (cgraph_node_set_iterator): New iterator type.
834 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
835 cgraph_node_set_remove, dump_cgraph_node_set,
836 debug_cgraph_node_set): New prototypes.
837 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
838 cgraph_node_set_size): New inlines.
839 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
841 (struct ipa_opt_pass): Add struct cgraph_node_set_def
842 argument to function 'write_summary'.
843 * ipa.c: Include ggc.h.
844 (hash_cgraph_node_set_element,
845 eq_cgraph_node_set_element, cgraph_node_set_new,
846 cgraph_node_set_add, cgraph_node_set_remove,
847 cgraph_node_set_find, dump_cgraph_node_set,
848 debug_cgraph_node_set): New functions.
849 * Makefile.in (ipa.o): Add dependency on GGC_H.
851 2009-04-20 Ira Rosen <irar@il.ibm.com>
853 PR tree-optimization/39675
854 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
855 check of the return code of vect_schedule_slp. Check that
856 stmt_vec_info still exists for the statement, before checking its
859 2009-04-20 Michael Matz <matz@suse.de>
861 * Makefile.in (generated_files): Take out $(simple_generated_c).
863 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
865 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
866 (UINTPTR_TYPE): Likewise.
868 2009-04-19 Joseph Myers <joseph@codesourcery.com>
871 * c-typeck.c (digest_init): Check for initializing an array with a
874 2009-04-19 Joseph Myers <joseph@codesourcery.com>
877 * c-semantics.c (pop_stmt_list): Propagate
878 STATEMENT_LIST_HAS_LABEL to parent statement list.
880 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
882 * config/mips/mips.h (mips_tune_attr): New macro.
883 * config/mips/mips.md (cpu): Use it.
885 2009-04-19 Joseph Myers <joseph@codesourcery.com>
888 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
891 2009-04-19 Diego Novillo <dnovillo@google.com>
893 * toplev.c (compile_file): Move call to coverage_finish ...
894 * cgraphunit.c (ipa_passes): ... here.
895 Call cgraph_process_new_functions.
896 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
897 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
899 2009-04-19 Jan Hubicka <jh@suse.cz>
901 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
903 (dump_cgraph_node): Dump can throw external flag.
904 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
906 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
910 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
911 * common.opt (Wlogical-op): Move from here...
912 * c.opt (Wlogical-op): ... to here.
913 * c-typeck.c (parser_build_binary_op): Update call to
914 warn_logical_operator.
915 * c-opts.c (c_common_post_options): Enable warn_logical_op with
917 * c-common.c (warn_logical_op): Update.
918 * c-common.h (warn_logical_op): Update declaration.
920 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
922 * tree.c (protected_set_expr_location): Fix formatting.
924 2009-04-18 Joseph Myers <joseph@codesourcery.com>
927 * c-typeck.c (readonly_warning): new.
928 (build_unary_op, build_modify_expr): Use readonly_warning for
929 storing into something readonly but not const-qualified.
931 2009-04-18 Joseph Myers <joseph@codesourcery.com>
934 * c-typeck.c (build_unary_op): Check for taking address of
935 expression of type void.
937 2009-04-18 Joseph Myers <joseph@codesourcery.com>
940 * c-typeck.c (build_function_call): Check for calling a function
941 with qualified void return types. Call require_complete_type when
944 2009-04-18 Jan Hubicka <jh@suse.cz>
946 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
948 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
949 can_throw_external flag.
950 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
951 * ipa-pure-const.c (ignore_edge): New function.
952 (propagate): Compute order for NOTHROW computation; set NOTHROWs
953 only over can_throw_external edges.
954 (local_pure_const): Add nothrow flag.
955 * ipa-utils.c (searchc): Add ignore_edge callback.
956 (ipa_utils_reduced_inorder): Add ignore_edge callback.
957 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
958 (set_nothrow_function_flags): Update cgraph.
959 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
961 2009-04-18 Richard Guenther <rguenther@suse.de>
964 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
965 (fold_stmt): ... this and ...
966 (fold_stmt_inplace): ... this.
967 (fold_stmt_1): Fold references in calls and asms.
968 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
970 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
972 * tree-vrp.c (ssa_name_nonzero_p): Remove.
973 * tree.h: Remove the prototype for ssa_name_nonzero_p.
975 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
977 * tree.c (function_args_count): Remove.
978 * tree.h: Remove the prototype for function_args_count.
980 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
982 * tree-iterator.c (expr_only): Remove.
983 * tree.h: Remove the prototype for expr_only.
985 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
987 * reginfo.c (cannot_change_mode_set_regs): Remove.
988 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
990 2009-04-08 Anatoly Sokolov <aesok@post.ru>
992 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
993 whether operands 0 and 1 overlaps.
995 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
998 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
999 pointer. Use warning_at instead of warning.
1000 (search_for_addr_array): Likewise.
1001 (check_array_bounds): Likewise.
1002 (check_all_array_refs): Check that the incoming edge is not in the
1003 list of edges to be removed.
1004 (check_all_array_refs): Avoid the temporal pointer.
1005 (vrp_visit_cond_stmt): Fix typo.
1006 (simplify_switch_using_ranges): Handle the case where the switch
1007 index is an integer constant.
1009 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1011 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1013 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1015 * doc/extend.texi, doc/invoke.texi: Fix typos.
1017 2009-04-17 Cary Coutant <ccoutant@google.com>
1019 * tree-flow-inline.h (get_lineno): Fix inverted test.
1021 2009-04-17 Diego Novillo <dnovillo@google.com>
1023 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1024 assertion for AVAIL_OUT.
1026 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1029 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1030 * config/sh/linux-atomic.asm: Likewise.
1032 2009-04-17 Diego Novillo <dnovillo@google.com>
1034 * except.c (debug_eh_tree): New.
1035 (struct eh_region, struct eh_status): Move ...
1036 * except.h: ... here.
1037 (add_type_for_runtime): Declare extern.
1038 (lookup_type_for_runtime): Likewise.
1039 (debug_eh_tree): Declare.
1040 * Makefile.in (GTFILES): List except.h before except.c
1042 2009-04-17 Diego Novillo <dnovillo@google.com>
1044 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1045 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1046 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1047 (find_vars_r): ... here.
1048 * tree-flow.h (find_referenced_vars_in): Declare.
1049 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1050 that AVAIL_OUT exists for BLOCK.
1051 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1052 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1053 (tree-parloops.o): Likewise.
1055 2009-04-17 Simon Baldwin <simonb@google.com>
1057 * toplev.c (default_tree_printer): Add handling for %E format.
1059 2009-04-17 Diego Novillo <dnovillo@google.com>
1061 * tree-pretty-print.c (dump_generic_node): Add break after
1062 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1063 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1064 FUNCTION_TYPE together. Call print_struct_decl when printing
1065 structures and TDF_SLIM is not given.
1066 (print_struct_decl): Fix logic for detecting recursion.
1068 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1071 * gcc.c (create_at_file): New.
1072 (compile_input_file_p): New.
1073 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1074 * main.c (main): Update call to toplev_main.
1075 * toplev.c (toplev_main): Change signature. Call expandargv.
1076 * toplev.h (toplev_main): Change signature.
1078 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1080 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1081 if the latter is not constant.
1083 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1085 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1087 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1089 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1090 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1092 2009-04-17 Richard Guenther <rguenther@suse.de>
1094 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1095 Handle component references view-converting an invariant address.
1097 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1099 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1100 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1101 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1102 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1103 Use @deftypevr rather than @deftypevar.
1105 2009-04-17 Richard Guenther <rguenther@suse.de>
1107 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1108 (get_prop_source_stmt): Likewise.
1109 (can_propagate_from): Likewise.
1111 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1113 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1114 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1115 (--with-multilib-list): Add default value.
1116 * configure: Regenerate.
1117 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1118 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1119 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1120 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1121 Don't add default cpu to multilib list unnecessarily, but do enable
1122 the relevant compiler option..
1123 Add support for --with-multilib-list=<blank> and
1124 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1125 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1126 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1127 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1129 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1130 (MULTILIB_OSDIRNAMES): New variable.
1131 * config/sh/t-1e: Delete file.
1132 * config/sh/t-mlib-sh1: Delete file.
1133 * config/sh/t-mlib-sh2: Delete file.
1134 * config/sh/t-mlib-sh2a: Delete file.
1135 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1136 * config/sh/t-mlib-sh2a-single: Delete file.
1137 * config/sh/t-mlib-sh2a-single-only: Delete file.
1138 * config/sh/t-mlib-sh2e: Delete file.
1139 * config/sh/t-mlib-sh3e: Delete file.
1140 * config/sh/t-mlib-sh4: Delete file.
1141 * config/sh/t-mlib-sh4-nofpu: Delete file.
1142 * config/sh/t-mlib-sh4-single: Delete file.
1143 * config/sh/t-mlib-sh4-single-only: Delete file.
1144 * config/sh/t-mlib-sh4a: Delete file.
1145 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1146 * config/sh/t-mlib-sh4a-single: Delete file.
1147 * config/sh/t-mlib-sh4a-single-only: Delete file.
1148 * config/sh/t-mlib-sh4al: Delete file.
1149 * config/sh/t-mlib-sh5-32media: Delete file.
1150 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1151 * config/sh/t-mlib-sh5-64media: Delete file.
1152 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1153 * config/sh/t-mlib-sh5-compact: Delete file.
1154 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1155 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1156 * doc/install.texi (Options specification): Add
1157 --with-multilib-list and --with-endian.
1159 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1161 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1163 (OBJS-common): Add plugin-version.o.
1164 (plugin-version.o): New.
1165 * gcc-plugin.h (plugin_gcc_version): New.
1166 (plugin_default_version_check): New.
1167 (plugin_init_func, plugin_init): Add version argument.
1168 * plugin-version.c: New.
1169 * plugin.c (str_plugin_gcc_version_name): New.
1170 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1171 pass it to the init function.
1172 (plugin_default_version_check): New.
1174 2009-04-17 Richard Guenther <rguenther@suse.de>
1176 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1177 for decl-vs-decl disambiguation.
1179 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1181 * config/s390/s390.h (s390_tune_attr): New macro definition.
1182 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1184 2009-04-17 Richard Guenther <rguenther@suse.de>
1186 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1187 (fold_stmt_r): Likewise.
1188 (maybe_fold_reference): New function.
1189 (fold_gimple_assign): Handle cases fold_stmt_r did.
1190 (fold_stmt): Do not use fold_stmt_r.
1191 (fold_stmt_inplace): Likewise.
1193 2009-04-17 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1196 (record_equivalences_from_stmt): Remove useless checks and
1198 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1199 the type is already suitable.
1201 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1203 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1205 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1207 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1208 (CMPtype): Define as __gcc_CMPtype.
1210 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1212 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1213 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1215 2009-04-17 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/39746
1218 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1219 special-casing for builtins and static variable use/def.
1220 (call_may_clobber_ref_p_1): Likewise.
1222 2009-04-16 Ian Lance Taylor <iant@google.com>
1224 * df.h: Include "timevar.h".
1225 (struct df_problem): Change tv_id field to timevar_id_t.
1226 * tree-pass.h: Include "timevar.h".
1227 (struct opt_pass): Change tv_id field to timevar_id_t.
1228 * timevar.h (timevar_id_t): Define TV_NONE.
1229 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1230 TV_NONE rather than tv_id != 0.
1231 (execute_one_pass): Likewise.
1232 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1233 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1234 dependencies to $(TREE_PASS_H).
1235 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1237 (pass_branch_target_load_optimize2): Likewise.
1238 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1239 (pass_outof_cfg_layout_mode): Likewise.
1240 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1241 (pass_rebuild_cgraph_edges): Likewise.
1242 (pass_remove_cgraph_callee_edges): Likewise.
1243 * df-core.c (pass_df_initialize_opt): Likewise.
1244 (pass_df_initialize_no_opt): Likewise.
1245 (pass_df_finish): Likewise.
1246 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1247 * except.c (pass_set_nothrow_function_flags): Likewise.
1248 (pass_convert_to_eh_region_ranges): Likewise.
1249 * final.c (pass_compute_alignments): Likewise.
1250 * function.c (pass_instantiate_virtual_regs): Likewise.
1251 (pass_init_function): Likewise.
1252 (pass_leaf_regs): Likewise.
1253 (pass_match_asm_constraints): Likewise.
1254 * gimple-low.c (pass_lower_cf): Likewise.
1255 (pass_mark_used_blocks): Likewise.
1256 * init-regs.c (pass_initialize_regs): Likewise.
1257 * integrate.c (pass_initial_value_sets): Likewise.
1258 * ira.c (pass_ira): Likewise.
1259 * jump.c (pass_cleanup_barriers): Likewise.
1260 * omp-low.c (pass_expand_omp): Likewise.
1261 (pass_lower_omp): Likewise.
1262 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1263 * recog.c (pass_split_all_insns): Likewise.
1264 (pass_split_after_reload): Likewise.
1265 (pass_split_before_regstack): Likewise.
1266 (pass_split_before_sched2): Likewise.
1267 (pass_split_for_shorten_branches): Likewise.
1268 * reginfo.c (pass_reginfo_init): Likewise.
1269 (pass_subregs_of_mode_init): Likewise.
1270 (pass_subregs_of_mode_finish): Likewise.
1271 * passes.c (pass_postreload): Likewise.
1272 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1273 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1274 (pass_warn_function_return): Likewise.
1275 (pass_warn_function_noreturn): Likewise.
1276 * tree-complex.c (pass_lower_complex): Likewise.
1277 (pass_lower_complex_O0): Likewise.
1278 * tree-if-conv.c (pass_if_conversion): Likewise.
1279 * tree-into-ssa.c (pass_build_ssa): Likewise.
1280 * tree-mudflap.c (pass_mudflap_1): Likewise.
1281 (pass_mudflap_2): Likewise.
1282 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1283 (pass_mudflap_2): Likewise.
1284 * tree-nrv.c (pass_return_slot): Likewise.
1285 * tree-object-size.c (pass_object_sizes): Likewise.
1286 * tree-optimize.c (pass_all_optimizations): Likewise.
1287 (pass_early_local_passes): Likewise.
1288 (pass_all_early_optimizations): Likewise.
1289 (pass_cleanup_cfg): Likewise.
1290 (pass_cleanup_cfg_post_optimizing): Likewise.
1291 (pass_free_datastructures): Likewise.
1292 (pass_free_cfg_annotations): Likewise.
1293 (pass_fixup_cfg): Likewise.
1294 (pass_init_datastructures): Likewise.
1295 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1296 (pass_late_warn_uninitialized): Likewise.
1297 (pass_update_address_taken): Likewise.
1298 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1299 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1300 (pass_cse_sincos): Likewise.
1301 (pass_convert_to_rsqrt): Likewise.
1302 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1303 * tree-stdarg.c (pass_stdarg): Likewise.
1304 * tree-tailcall.c (pass_tail_recursion): Likewise.
1305 (pass_tail_calls): Likewise.
1306 * tree-vect-generic.c (pass_lower_vector): Likewise.
1307 (pass_lower_vector_ssa): Likewise.
1308 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1310 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1312 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1314 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1316 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1317 logical and signext.
1319 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1322 * config/sh/predicates.md (arith_operand): Check if the operand
1323 of TRUNCATE is a REG.
1325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1327 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1328 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1330 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1332 * tree-iterator.c (tsi_split_statement_list_after,
1333 tsi_split_statement_list_before): Remove.
1334 * tree-iterator.h: Remove the prototypes for
1335 tsi_split_statement_list_after and tsi_split_statement_list_before.
1337 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1339 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1340 * tree-ssa-propagate.h: Remove the prototype for
1341 stmt_makes_single_load.
1343 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1345 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1346 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1348 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1350 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1352 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1354 * except.c (eh_region_outer_p): Remove.
1355 * except.h: Remove the prototype for eh_region_outer_p.
1357 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1359 * function.c (current_function_assembler_name): Remove.
1360 * function.h: Remove the prototype for
1361 current_function_assembler_name.
1363 2009-04-16 Ian Lance Taylor <iant@google.com>
1365 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1366 (add_reg_note): Call alloc_reg_note.
1367 * rtl.h (alloc_reg_note): Declare.
1368 * combine.c (try_combine): Use alloc_reg_note.
1369 (recog_for_combine, move_deaths): Likewise.
1370 (distribute_notes): Use alloc_reg_note and add_reg_note.
1371 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1372 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1373 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1375 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1377 PR rtl-optimization/39762
1378 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1379 ira_may_move_out_cost): Add comments about way of their usage.
1380 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1382 * ira-conflicts.c (process_regs_for_copy): Use function
1383 ira_get_register_move_cost instead of global
1384 ira_register_move_cost.
1386 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1387 color_pass, move_spill_restore, update_curr_costs): Ditto.
1389 * ira-lives.c (process_single_reg_class_operands): Ditto.
1391 * ira-emit.c (emit_move_list): Ditto.
1393 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1394 (record_reg_classes): Ditto. Use functions
1395 ira_get_register_move_cost and ira_get_may_move_cost instead of
1396 global vars ira_register_move_cost, ira_may_move_out_cost and
1397 ira_may_move_in_cost.
1398 (record_address_regs): Don't call ira_init_register_move_cost.
1399 Use function ira_get_may_move_cost instead of global
1400 ira_may_move_in_cost.
1401 (process_bb_node_for_hard_reg_moves): Use function
1402 ira_get_register_move_cost instead of global ira_register_move_cost.
1403 (ira_costs): Don't call ira_init_register_move_cost.
1405 2009-04-16 Richard Guenther <rguenther@suse.de>
1407 * tree-cfg.c (verify_gimple_assign_binary):
1408 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1409 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1410 (create_general_new_stmt): Note that this function is broken.
1412 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1414 * common.opt (fhelp): Add Var(help_flag).
1415 * gcc-plugin.h (plugin_info): Add help.
1416 * plugin.c (plugin_name_args): Add help.
1417 (register_plugin_info): Set plugin->help.
1418 (print_help_one_plugin): New.
1419 (print_plugins_help): New.
1420 * plugin.h (print_plugins_help): New.
1421 * toplev.c (toplev_main): Call print_plugins_help if needed.
1423 2009-04-16 Richard Guenther <rguenther@suse.de>
1425 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1426 (gimple_ior_addresses_taken_1): New function.
1427 (gimple_ior_addresses_taken): Likewise.
1428 * gimple.h (struct gimple_statement_with_ops_base): Remove
1429 addresses_taken member.
1430 (gimple_ior_addresses_taken): Declare.
1431 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1432 gimple_set_addresses_taken): Remove.
1433 * ipa-reference.c (mark_address): New function.
1434 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1435 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1436 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1437 (gimple_add_to_addresses_taken): Remove.
1438 (get_tmr_operands): Call mark_address_taken.
1439 (get_asm_expr_operands): Likewise.
1440 (get_expr_operands): Likewise.
1441 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1442 (free_stmt_operands): Do not free it.
1443 * tree-ssa.c (delete_tree_ssa): Likewise.
1444 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1446 2009-04-16 Richard Guenther <rguenther@suse.de>
1448 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1449 (walk_stmt_load_store_ops): Likewise.
1450 * gimple.c (get_base_loadstore): New function.
1451 (walk_stmt_load_store_addr_ops): Likewise.
1452 (walk_stmt_load_store_ops): Likewise.
1453 * ipa-pure-const.c (check_op): Simplify.
1454 (check_load, check_store): New functions.
1455 (check_stmt): Use walk_stmt_load_store_ops.
1456 * ipa-reference.c (mark_load): Adjust signature.
1457 (mark_store): Likewise.
1458 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1460 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1462 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1464 * opts.c (common_handle_option): Don't call print_version.
1465 * plugin.c (plugin_name_args): Add version.
1466 (register_plugin_info): New.
1467 (register_callback): Handle PLUGIN_INFO.
1468 (try_init_one_plugin): New.
1469 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1471 (finalize_one_plugin): New.
1472 (finalize_plugins): New.
1473 (print_one_plugin): New.
1474 (print_plugins_versions): New.
1475 * plugin.h (print_plugins_versions): New.
1476 (finalize_plugins): New.
1477 * toplev.c (compile_file): Don't call initialize_plugins.
1478 (print_version): Call print_plugins_versions.
1479 (toplev_main): Call initialize_plugins. Print version if needed.
1480 Call finalize_plugins.
1482 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1484 * common.opt (fversion): New.
1485 * gcc.c (print_version): New.
1486 (process_command): Don't print the version. Just set print_version.
1487 (main): Print version. Call subprocesses if print_version and
1488 verbose_flag are set.
1489 * opts.c (common_handle_option): Handle OPT_fversion.
1491 2009-04-16 Richard Guenther <rguenther@suse.de>
1492 Ira Rosen <irar@il.ibm.com>
1494 PR tree-optimization/39698
1495 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1496 type of the reduction variable. Only generate the def if
1499 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1500 make sure to first convert to an integer of the same precision.
1501 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1502 the type of the evolution correctly in computing the new
1503 induction variable base.
1505 2009-04-16 Richard Guenther <rguenther@suse.de>
1508 * tree-cfg.c (make_blocks): Split statements with to-be
1509 abnormal SSA names on the lhs.
1511 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1513 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1514 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1515 * c-typeck.c (really_start_incremental_init): Likewise.
1516 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1517 (TARGET_INITIALIZER): Remove it.
1518 * target.h (struct target): Remove vector_opaque_p.
1519 * tree.c (build_opaque_vector_type): New.
1520 * tree.h (TYPE_VECTOR_OPAQUE): New.
1521 (build_opaque_vector_type): Declare.
1522 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1523 * config/rs6000/rs6000.c (build_opaque_vector_type,
1524 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1525 (rs6000_init_builtins): Use build_opaque_vector_type for
1526 opaque_V4SI_type_node.
1528 2009-04-15 Catherine Moore <clm@codesourcery.com>
1530 * debug.h (set_name): Declare.
1531 * dwarf2out.c (dwarf2out_set_name): Declare.
1532 (dwarf2_debug_hooks): Add set_name.
1533 (find_AT_string): New.
1534 (add_AT_string): Call find_AT_string.
1535 (dwarf2out_set_name): New.
1536 * cp/decl.c (grokdeclarator): Call set_name.
1537 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1538 * debug.c (do_nothing_debug_hooks): Likewise.
1539 * dbxout.c (dbx_debug_hooks): Likewise.
1540 * sdbout.c (sdb_debug_hooks): Likewise.
1542 2009-04-15 Michael Eager <eager@eagercon.com>
1544 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1545 reg for single-precision FPU.
1546 * config/rs6000/rs6000.md (movsi_internal1): Only for
1548 (movsi_internal1_single): New. Add pattern to move SI values to/from
1549 single-precision FP regs.
1551 2009-04-15 Richard Guenther <rguenther@suse.de>
1553 * omp-low.c (lower_rec_input_clauses): Build correct address
1555 (expand_omp_for_generic): Fix multiplication type.
1556 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1557 (generate_memset_zero): Fix types.
1558 * tree-profile.c (prepare_instrumented_value): Correctly
1561 2009-04-15 Ian Lance Taylor <iant@google.com>
1563 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1564 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1565 for -Wall and for -Wc++-compat.
1566 (c_common_post_options): For C++, set warn_enum_compare if not
1568 * c-tree.h (struct c_expr): Add field original_type.
1569 (build_external_ref): Update declaration.
1570 * c-parser.c (c_parser_braced_init): Set original_type.
1571 (c_parser_initelt): Likewise.
1572 (c_parser_expr_no_commas): Likewise.
1573 (c_parser_conditional_expression): Likewise.
1574 (c_parser_cast_expression): Likewise.
1575 (c_parser_unary_expression): Likewise. Pull setting of
1576 original_code to top of function.
1577 (c_parser_sizeof_expression): Set original_type.
1578 (c_parser_alignof_expression): Likewise.
1579 (c_parser_postfix_expression): Likewise. Pull setting of
1580 original_code to top of function.
1581 (c_parser_postfix_expression_after_paren_type): Set original_type.
1582 (c_parser_postfix_expression_after_primary): Likewise.
1583 (c_parser_expression): Likewise.
1584 * c-typeck.c (build_external_ref): Add type parameter. Change all
1586 (c_expr_sizeof_expr): Set original_type field.
1587 (parser_build_unary_op): Likewise.
1588 (parser_build_binary_op): Likewise. Optionally warn about
1589 comparisons of enums of different types.
1590 (digest_init): Set original_type field.
1591 (really_start_incremental_init): Likewise.
1592 (push_init_level, pop_init_level): Likewise.
1593 * doc/invoke.texi (Warning Options): -Wenum-compare now
1596 2009-04-15 Richard Guenther <rguenther@suse.de>
1598 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1599 out a necessary conversion.
1600 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1601 names we didn't value number.
1602 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1604 2009-04-15 Richard Guenther <rguenther@suse.de>
1606 PR tree-optimization/39764
1607 * tree-ssa-ccp.c (get_value): Canonicalize value with
1608 canonicalize_float_value.
1610 2009-04-15 Jan Hubicka <jh@suse.cz>
1612 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1613 Wrong version of patch.
1615 2009-04-15 Jan Hubicka <jh@suse.cz>
1617 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1619 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1621 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1622 our distinct integral and vector types.
1624 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1626 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1627 * init.c (build_vtbl_address): Remove call to assemble_external.
1629 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1631 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1632 output for other floating point modes.
1634 2009-04-14 Diego Novillo <dnovillo@google.com>
1636 * diagnostic.c (diagnostic_report_diagnostic): Do not
1637 warn about loaded plugins for DK_ERROR and DK_WARNING.
1638 * c-decl.c (declspecs_add_type): Move call to
1639 invoke_plugin_callbacks ...
1640 * c-parser.c (c_parser_declspecs): ... here.
1641 * plugin.c (dump_active_plugins): Tidy output.
1643 2009-04-14 Diego Novillo <dnovillo@google.com>
1644 Le-Chun Wu <lcwu@google.com>
1646 * configure.ac: Add --enable-plugin support.
1647 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1648 * Makefile.in (PLUGIN_H): Define.
1649 Export ENABLE_PLUGIN and GMPINC to site.exp.
1650 Add PLUGINLIBS to link command.
1651 Add/modify dependencies for plugin.o and files including plugin.h.
1653 * config.in: Regenerate.
1655 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1658 2009-04-14 Le-Chun Wu <lcwu@google.com>
1660 * tree-pass.h (register_one_dump_file): Add a prototype for
1661 register_one_dump_file.
1662 * toplev.c (compile_file): Call initialize_plugins.
1663 (do_compile): Call invoke_plugin_callbacks.
1664 (toplev_main): Call invoke_plugin_callbacks.
1665 * common.opt: Add -fplugin= and -fplugin-arg-.
1666 * gcc-plugin.h: New public header file for plugins to include.
1667 * plugin.c: New source file.
1668 * plugin.h: New internal header file.
1669 * passes.c (register_one_dump_file): Make it external.
1671 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1673 2009-04-14 Diego Novillo <dnovillo@google.com>
1675 * doc/plugins.texi: New.
1676 * doc/gccint.texi: Add reference to Plugins chapter.
1677 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1678 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1679 loaded plugins, if any.
1680 * timevar.def (TV_PLUGIN_INIT): Define.
1681 (TV_PLUGIN_RUN): Define.
1682 * plugin.c: Include timevar.h
1683 (plugins_active_p): New.
1684 (dump_active_plugins): New.
1685 (debug_active_plugins): New.
1687 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1689 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1691 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1693 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1695 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1696 the same as a minus without a shift.
1698 2009-04-14 Nick Clifton <nickc@redhat.com>
1700 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1701 comparisons with small integers will always produce a short
1704 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1707 2008-12-19 Diego Novillo <dnovillo@google.com>
1709 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1711 2009-04-14 Richard Guenther <rguenther@suse.de>
1713 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1715 (verify_gimple_assign_binary): Likewise. Handle shifts and
1717 (verify_gimple_phi): Print the mismatched argument position.
1718 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1720 (vect_update_init_of_dr): Likewise.
1721 * matrix-reorg.c (transform_access_sites): Do what the
1723 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1725 2009-04-13 Michael Eager <eager@eagercon.com>
1727 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1728 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1729 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1730 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1731 remove duplicate config
1733 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1735 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1736 file_name:line_number type locator of the call site.
1738 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1740 * genautomata.c: Put blank after comma.
1741 (automaton_decls): New.
1742 (struct unit_usage): Add comments to member next.
1743 (store_alt_unit_usage): Keep the list ordered.
1744 (unit_present_on_list_p, equal_alternatives_p): New.
1745 (check_regexp_units_distribution): Check units distribution
1746 correctness correctly.
1747 (main): Don't write automata if error is found. Return correct
1750 * config/m68k/cf.md (cfv4_ds): Remove.
1751 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1752 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1754 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1755 power4-load-ext, power4-store, power4-store-update,
1756 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1757 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1758 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1759 power4-sqrt, power4-isync): Modify reservation to make correct
1760 unit distribution to automata.
1762 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1763 power5-store-update, power5-two, power5-three, power5-lmul,
1764 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1766 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1768 * except.c (pass_set_nothrow_function_flags): Set name and add
1770 (set_nothrow_function_flags): Mention in the dump file when
1771 changing a function to nothrow.
1773 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1776 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1777 instead of unsigned long.
1779 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1781 * config/arm/arm.c (return_used_this_function): Remove.
1782 (arm_output_function_prologue): Remove use of
1783 return_used_this_function.
1784 (output_return_instruction): Replace use of
1785 return_used_this_function
1786 by cfun->machine->return_used_this_function.
1787 (arm_output_epilogue): Likewise.
1788 (arm_output_function_epilogue): Likewise.
1789 (thumb_unexpanded_epilogue): Likewise.
1790 * config/arm/arm.h (struct machine_function):
1791 New member return_used_this_function.
1793 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1795 * doc/install.texi: Correct description of default directory for
1796 --with-gxx-include-dir.
1798 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1800 * fold-const.c (build_range_check): Properly deal with enumeral and
1803 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1805 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1806 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1807 * params.h (MAX_GCSE_PASSES): Remove.
1808 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1809 in sequence. Remove ability to run multiple passes.
1810 (bypass_jumps): Report run as third CPROP pass.
1812 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1815 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1816 when deciding whether the whole SEQUENCE can throw.
1818 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1821 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1822 offseted label references.
1824 2009-04-11 Jan Hubicka <jh@suse.cz>
1826 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1828 2009-04-11 Richard Guenther <rguenther@suse.de>
1831 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1832 return variables as TREE_ADDRESSABLE.
1834 2009-04-11 Richard Guenther <rguenther@suse.de>
1836 PR tree-optimization/39713
1837 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1838 reference trees have SSA_NAME operands.
1840 2009-04-11 Richard Guenther <rguenther@suse.de>
1843 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1844 address expressions.
1846 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1848 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1849 match changes in Cygwin 1.7
1850 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1851 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
1853 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1855 PR tree-optimization/39701
1856 * doc/invoke.texi (Optimization Options): Document change in
1857 meaning and initialization of -fdelete-null-pointer-checks.
1859 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1862 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
1864 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
1867 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
1869 2009-04-10 Chao-ying Fu <fu@mips.com>
1871 * doc/tm.texi (Instruction Output): Document
1872 TARGET_ASM_FINAL_POSTSCAN_INSN.
1873 * target.h (final_postscan_insn): New field in asm_out.
1874 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1875 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
1876 * final.c (final_scan_insn): Call
1877 targetm.asm_out.final_postscan_insn after outputting
1878 an asm macro and a normal instruction.
1880 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
1881 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
1882 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
1883 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
1884 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1886 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1889 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1890 variables as non-NULL even with -fdelete-null-pointer-checks.
1892 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1894 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1896 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1899 * config/i386/i386.c (classify_argument): Handle SCmode with
1900 (bit_offset % 64) != 0.
1902 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1904 * doc/invoke.texi (Optimize Options): Add cross-reference to
1905 -Q --help=optimizers examples.
1907 2009-04-10 Ben Elliston <bje@au.ibm.com>
1910 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1911 regalign for the reg == fpr and TDmode case.
1913 2009-04-09 David Ayers <ayers@fsfe.org>
1916 * objc/objc-act.c (warn_with_method): Remove helper function.
1917 (check_duplicates): Call warning and inform directly.
1918 (really_start_method): Likewise.
1920 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1922 * expmed.c (expand_divmod): Always use a comparison for a division
1923 by a large unsigned integer.
1925 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1926 for things others than variables or functions as nonzero.
1928 2009-04-09 Nick Clifton <nickc@redhat.com>
1930 * unwind-compat.c: Change copyright header to refer to version
1931 3 of the GNU General Public License with version 3.1 of the
1932 GCC Runtime Library Exception and to point readers at the
1933 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1934 * config/alpha/crtfastmath.c: Likewise.
1935 * config/alpha/linux-unwind.h: Likewise.
1936 * config/alpha/qrnnd.asm: Likewise.
1937 * config/alpha/vms-crt0-64.c: Likewise.
1938 * config/alpha/vms-crt0.c: Likewise.
1939 * config/alpha/vms-dwarf2.asm: Likewise.
1940 * config/alpha/vms-dwarf2eh.asm: Likewise.
1941 * config/alpha/vms-psxcrt0-64.c: Likewise.
1942 * config/alpha/vms-psxcrt0.c: Likewise.
1943 * config/alpha/vms_tramp.asm: Likewise.
1944 * config/arc/initfini.c: Likewise.
1945 * config/arc/lib1funcs.asm: Likewise.
1946 * config/arm/bpabi-v6m.S: Likewise.
1947 * config/arm/bpabi.S: Likewise.
1948 * config/arm/bpabi.c: Likewise.
1949 * config/arm/crti.asm: Likewise.
1950 * config/arm/crtn.asm: Likewise.
1951 * config/arm/ieee754-df.S: Likewise.
1952 * config/arm/ieee754-sf.S: Likewise.
1953 * config/arm/lib1funcs.asm: Likewise.
1954 * config/arm/libunwind.S: Likewise.
1955 * config/arm/linux-atomic.c: Likewise.
1956 * config/arm/mmintrin.h: Likewise.
1957 * config/arm/pr-support.c: Likewise.
1958 * config/arm/unaligned-funcs.c: Likewise.
1959 * config/arm/unwind-arm.c: Likewise.
1960 * config/arm/unwind-arm.h: Likewise.
1961 * config/avr/libgcc.S: Likewise.
1962 * config/bfin/crti.s: Likewise.
1963 * config/bfin/crtlibid.s: Likewise.
1964 * config/bfin/crtn.s: Likewise.
1965 * config/bfin/lib1funcs.asm: Likewise.
1966 * config/bfin/linux-unwind.h: Likewise.
1967 * config/cris/arit.c: Likewise.
1968 * config/cris/cris_abi_symbol.c: Likewise.
1969 * config/darwin-64.c: Likewise.
1970 * config/darwin-crt2.c: Likewise.
1971 * config/darwin-crt3.c: Likewise.
1972 * config/darwin.h: Likewise.
1973 * config/dbxelf.h: Likewise.
1974 * config/dfp-bit.c: Likewise.
1975 * config/dfp-bit.h: Likewise.
1976 * config/elfos.h: Likewise.
1977 * config/fixed-bit.c: Likewise.
1978 * config/fixed-bit.h: Likewise.
1979 * config/fp-bit.c: Likewise.
1980 * config/fp-bit.h: Likewise.
1981 * config/fr30/crti.asm: Likewise.
1982 * config/fr30/crtn.asm: Likewise.
1983 * config/fr30/lib1funcs.asm: Likewise.
1984 * config/freebsd-spec.h: Likewise.
1985 * config/frv/cmovd.c: Likewise.
1986 * config/frv/cmovh.c: Likewise.
1987 * config/frv/cmovw.c: Likewise.
1988 * config/frv/frvbegin.c: Likewise.
1989 * config/frv/frvend.c: Likewise.
1990 * config/frv/lib1funcs.asm: Likewise.
1991 * config/glibc-stdint.h: Likewise.
1992 * config/h8300/clzhi2.c: Likewise.
1993 * config/h8300/crti.asm: Likewise.
1994 * config/h8300/crtn.asm: Likewise.
1995 * config/h8300/ctzhi2.c: Likewise.
1996 * config/h8300/fixunssfsi.c: Likewise.
1997 * config/h8300/lib1funcs.asm: Likewise.
1998 * config/h8300/parityhi2.c: Likewise.
1999 * config/h8300/popcounthi2.c: Likewise.
2000 * config/i386/ammintrin.h: Likewise.
2001 * config/i386/att.h: Likewise.
2002 * config/i386/avxintrin.h: Likewise.
2003 * config/i386/biarch64.h: Likewise.
2004 * config/i386/bmmintrin.h: Likewise.
2005 * config/i386/cpuid.h: Likewise.
2006 * config/i386/cross-stdarg.h: Likewise.
2007 * config/i386/crtfastmath.c: Likewise.
2008 * config/i386/crtprec.c: Likewise.
2009 * config/i386/cygming-crtbegin.c: Likewise.
2010 * config/i386/cygming-crtend.c: Likewise.
2011 * config/i386/cygwin.asm: Likewise.
2012 * config/i386/emmintrin.h: Likewise.
2013 * config/i386/gmm_malloc.h: Likewise.
2014 * config/i386/gthr-win32.c: Likewise.
2015 * config/i386/i386.h: Likewise.
2016 * config/i386/immintrin.h: Likewise.
2017 * config/i386/linux-unwind.h: Likewise.
2018 * config/i386/linux64.h: Likewise.
2019 * config/i386/mm3dnow.h: Likewise.
2020 * config/i386/mmintrin-common.h: Likewise.
2021 * config/i386/mmintrin.h: Likewise.
2022 * config/i386/nmmintrin.h: Likewise.
2023 * config/i386/pmm_malloc.h: Likewise.
2024 * config/i386/pmmintrin.h: Likewise.
2025 * config/i386/smmintrin.h: Likewise.
2026 * config/i386/sol2-c1.asm: Likewise.
2027 * config/i386/sol2-ci.asm: Likewise.
2028 * config/i386/sol2-cn.asm: Likewise.
2029 * config/i386/sol2-gc1.asm: Likewise.
2030 * config/i386/tmmintrin.h: Likewise.
2031 * config/i386/unix.h: Likewise.
2032 * config/i386/w32-unwind.h: Likewise.
2033 * config/i386/wmmintrin.h: Likewise.
2034 * config/i386/x86-64.h: Likewise.
2035 * config/i386/x86intrin.h: Likewise.
2036 * config/i386/xmmintrin.h: Likewise.
2037 * config/ia64/crtbegin.asm: Likewise.
2038 * config/ia64/crtend.asm: Likewise.
2039 * config/ia64/crtfastmath.c: Likewise.
2040 * config/ia64/crti.asm: Likewise.
2041 * config/ia64/crtn.asm: Likewise.
2042 * config/ia64/fde-glibc.c: Likewise.
2043 * config/ia64/lib1funcs.asm: Likewise.
2044 * config/ia64/linux-unwind.h: Likewise.
2045 * config/ia64/quadlib.c: Likewise.
2046 * config/ia64/unwind-ia64.c: Likewise.
2047 * config/linux.h: Likewise.
2048 * config/m32c/m32c-lib1.S: Likewise.
2049 * config/m32c/m32c-lib2-trapv.c: Likewise.
2050 * config/m32c/m32c-lib2.c: Likewise.
2051 * config/m32r/initfini.c: Likewise.
2052 * config/m68hc11/larith.asm: Likewise.
2053 * config/m68hc11/m68hc11-crt0.S: Likewise.
2054 * config/m68k/cf.md: Likewise.
2055 * config/m68k/crti.s: Likewise.
2056 * config/m68k/crtn.s: Likewise.
2057 * config/m68k/lb1sf68.asm: Likewise.
2058 * config/m68k/linux-unwind.h: Likewise.
2059 * config/mcore/crti.asm: Likewise.
2060 * config/mcore/crtn.asm: Likewise.
2061 * config/mcore/lib1.asm: Likewise.
2062 * config/mips/linux-unwind.h: Likewise.
2063 * config/mips/loongson.h: Likewise.
2064 * config/mips/mips16.S: Likewise.
2065 * config/mmix/crti.asm: Likewise.
2066 * config/mmix/crtn.asm: Likewise.
2067 * config/pa/fptr.c: Likewise.
2068 * config/pa/hpux-unwind.h: Likewise.
2069 * config/pa/lib2funcs.asm: Likewise.
2070 * config/pa/linux-atomic.c: Likewise.
2071 * config/pa/linux-unwind.h: Likewise.
2072 * config/pa/milli64.S: Likewise.
2073 * config/pa/quadlib.c: Likewise.
2074 * config/pa/stublib.c: Likewise.
2075 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2076 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2077 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2078 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2079 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2080 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2081 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2082 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2083 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2084 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2085 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2086 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2087 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2088 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2089 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2090 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2091 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2092 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2093 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2094 * config/rs6000/750cl.h: Likewise.
2095 * config/rs6000/altivec.h: Likewise.
2096 * config/rs6000/biarch64.h: Likewise.
2097 * config/rs6000/crtresfpr.asm: Likewise.
2098 * config/rs6000/crtresgpr.asm: Likewise.
2099 * config/rs6000/crtresxfpr.asm: Likewise.
2100 * config/rs6000/crtresxgpr.asm: Likewise.
2101 * config/rs6000/crtsavfpr.asm: Likewise.
2102 * config/rs6000/crtsavgpr.asm: Likewise.
2103 * config/rs6000/darwin-asm.h: Likewise.
2104 * config/rs6000/darwin-fallback.c: Likewise.
2105 * config/rs6000/darwin-fpsave.asm: Likewise.
2106 * config/rs6000/darwin-ldouble.c: Likewise.
2107 * config/rs6000/darwin-tramp.asm: Likewise.
2108 * config/rs6000/darwin-unwind.h: Likewise.
2109 * config/rs6000/darwin-vecsave.asm: Likewise.
2110 * config/rs6000/darwin-world.asm: Likewise.
2111 * config/rs6000/e500crtres32gpr.asm: Likewise.
2112 * config/rs6000/e500crtres64gpr.asm: Likewise.
2113 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2114 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2115 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2116 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2117 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2118 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2119 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2120 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2121 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2122 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2123 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2124 * config/rs6000/eabi-ci.asm: Likewise.
2125 * config/rs6000/eabi-cn.asm: Likewise.
2126 * config/rs6000/eabi.asm: Likewise.
2127 * config/rs6000/linux-unwind.h: Likewise.
2128 * config/rs6000/linux64.h: Likewise.
2129 * config/rs6000/paired.h: Likewise.
2130 * config/rs6000/paired.md: Likewise.
2131 * config/rs6000/ppc64-fp.c: Likewise.
2132 * config/rs6000/ppu_intrinsics.h: Likewise.
2133 * config/rs6000/rs6000.h: Likewise.
2134 * config/rs6000/si2vmx.h: Likewise.
2135 * config/rs6000/sol-ci.asm: Likewise.
2136 * config/rs6000/sol-cn.asm: Likewise.
2137 * config/rs6000/spe.h: Likewise.
2138 * config/rs6000/spu2vmx.h: Likewise.
2139 * config/rs6000/sysv4.h: Likewise.
2140 * config/rs6000/tramp.asm: Likewise.
2141 * config/rs6000/vec_types.h: Likewise.
2142 * config/s390/linux-unwind.h: Likewise.
2143 * config/s390/tpf-unwind.h: Likewise.
2144 * config/score/crti.asm: Likewise.
2145 * config/score/crtn.asm: Likewise.
2146 * config/sh/crt1.asm: Likewise.
2147 * config/sh/crti.asm: Likewise.
2148 * config/sh/crtn.asm: Likewise.
2149 * config/sh/divtab-sh4-300.c: Likewise.
2150 * config/sh/divtab-sh4.c: Likewise.
2151 * config/sh/divtab.c: Likewise.
2152 * config/sh/lib1funcs-4-300.asm: Likewise.
2153 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2154 * config/sh/lib1funcs.asm: Likewise.
2155 * config/sh/lib1funcs.h: Likewise.
2156 * config/sh/linux-atomic.asm: Likewise.
2157 * config/sh/linux-unwind.h: Likewise.
2158 * config/sh/shmedia.h: Likewise.
2159 * config/sh/sshmedia.h: Likewise.
2160 * config/sh/ushmedia.h: Likewise.
2161 * config/sparc/crtfastmath.c: Likewise.
2162 * config/sparc/linux-unwind.h: Likewise.
2163 * config/sparc/sol2-c1.asm: Likewise.
2164 * config/sparc/sol2-ci.asm: Likewise.
2165 * config/sparc/sol2-cn.asm: Likewise.
2166 * config/spu/divmodti4.c: Likewise.
2167 * config/spu/divv2df3.c: Likewise.
2168 * config/spu/float_disf.c: Likewise.
2169 * config/spu/float_unsdidf.c: Likewise.
2170 * config/spu/float_unsdisf.c: Likewise.
2171 * config/spu/float_unssidf.c: Likewise.
2172 * config/spu/mfc_multi_tag_release.c: Likewise.
2173 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2174 * config/spu/mfc_tag_release.c: Likewise.
2175 * config/spu/mfc_tag_reserve.c: Likewise.
2176 * config/spu/mfc_tag_table.c: Likewise.
2177 * config/spu/multi3.c: Likewise.
2178 * config/spu/spu_internals.h: Likewise.
2179 * config/spu/spu_intrinsics.h: Likewise.
2180 * config/spu/spu_mfcio.h: Likewise.
2181 * config/spu/vec_types.h: Likewise.
2182 * config/spu/vmx2spu.h: Likewise.
2183 * config/stormy16/stormy16-lib2.c: Likewise.
2184 * config/svr4.h: Likewise.
2185 * config/sync.c: Likewise.
2186 * config/v850/lib1funcs.asm: Likewise.
2187 * config/vxlib-tls.c: Likewise.
2188 * config/vxlib.c: Likewise.
2189 * config/vxworks-dummy.h: Likewise.
2190 * config/xtensa/crti.asm: Likewise.
2191 * config/xtensa/crtn.asm: Likewise.
2192 * config/xtensa/ieee754-df.S: Likewise.
2193 * config/xtensa/ieee754-sf.S: Likewise.
2194 * config/xtensa/lib1funcs.asm: Likewise.
2195 * config/xtensa/lib2funcs.S: Likewise.
2196 * config/xtensa/linux-unwind.h: Likewise.
2197 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2198 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2199 * coretypes.h: Likewise.
2200 * crtstuff.c: Likewise.
2201 * defaults.h: Likewise.
2202 * dwarf2.h: Likewise.
2203 * emutls.c: Likewise.
2204 * gbl-ctors.h: Likewise.
2205 * gcov-io.h: Likewise.
2206 * ginclude/float.h: Likewise.
2207 * ginclude/iso646.h: Likewise.
2208 * ginclude/stdarg.h: Likewise.
2209 * ginclude/stdbool.h: Likewise.
2210 * ginclude/stddef.h: Likewise.
2211 * ginclude/stdfix.h: Likewise.
2212 * ginclude/stdint-gcc.h: Likewise.
2213 * ginclude/tgmath.h: Likewise.
2214 * gthr-aix.h: Likewise.
2215 * gthr-dce.h: Likewise.
2216 * gthr-gnat.c: Likewise.
2217 * gthr-gnat.h: Likewise.
2218 * gthr-lynx.h: Likewise.
2219 * gthr-mipssde.h: Likewise.
2220 * gthr-nks.h: Likewise.
2221 * gthr-posix.c: Likewise.
2222 * gthr-posix.h: Likewise.
2223 * gthr-posix95.h: Likewise.
2224 * gthr-rtems.h: Likewise.
2225 * gthr-single.h: Likewise.
2226 * gthr-solaris.h: Likewise.
2227 * gthr-tpf.h: Likewise.
2228 * gthr-vxworks.h: Likewise.
2229 * gthr-win32.h: Likewise.
2231 * libgcc2.c: Likewise.
2232 * libgcc2.h: Likewise.
2233 * libgcov.c: Likewise.
2234 * tsystem.h: Likewise.
2235 * typeclass.h: Likewise.
2236 * unwind-c.c: Likewise.
2237 * unwind-compat.h: Likewise.
2238 * unwind-dw2-fde-compat.c: Likewise.
2239 * unwind-dw2-fde-darwin.c: Likewise.
2240 * unwind-dw2-fde-glibc.c: Likewise.
2241 * unwind-dw2-fde.c: Likewise.
2242 * unwind-dw2-fde.h: Likewise.
2243 * unwind-dw2.c: Likewise.
2244 * unwind-dw2.h: Likewise.
2245 * unwind-generic.h: Likewise.
2246 * unwind-pe.h: Likewise.
2247 * unwind-sjlj.c: Likewise.
2248 * unwind.inc: Likewise.
2249 * config/arm/neon-gen.ml: Change generated copyright header to
2250 refer to version 3 of the GNU General Public License with
2251 version 3.1 of the GCC Runtime Library Exception and to point
2252 readers at the COPYING3 and COPYING3.RUNTIME files and the
2253 FSF's license web page.
2254 * config/arm/arm_neon.h: Regenerate.
2256 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2258 * config/cris/cris.md: Change copyright header to refer to version
2259 3 of the GNU General Public License.
2260 * doc/install.texi2html: Change copyright header to refer to version
2261 3 of the GNU General Public License and to point readers at the
2262 COPYING3 file and the FSF's license web page.
2263 * config/vax/linux.h: Likewise.
2265 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2267 * config/i386/i386.md (cmpcc): New.
2268 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2269 (sync_compare_and_swap_cc*): Delete.
2271 * config/s390/s390.c (s390_compare_emitted): Remove.
2272 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2273 s390_compare_emitted used to be handled. Assert that modes match.
2274 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2275 refer to sync_compare_and_swap_ccsi.
2276 * config/s390/s390.h (s390_compare_emitted): Remove.
2277 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2278 instead of s390_compare_emitted.
2279 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2280 instead of s390_compare_emitted.
2281 * config/s390/s390.md (cmpcc): New.
2282 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2283 CC_REGNUM, do not pretend it's set.
2284 (sync_compare_and_swap_cc*): Delete.
2285 * config/s390/predicates.md (cc_reg_operand): New.
2287 * expr.c (sync_compare_and_swap_cc): Delete.
2288 * optabs.h (sync_compare_and_swap_cc): Delete.
2289 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2290 is being used with can_compare_p.
2291 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2293 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2294 look for a MODE_CC set instead. Use emit_store_flag.
2295 (expand_compare_and_swap_loop): Likewise, with some additional
2296 complication to avoid a force_reg when useless. Use
2297 emit_cmp_and_jump_insns.
2298 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2299 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2300 sync_compare_and_swap documentation.
2302 2009-04-09 Jan Hubicka <jh@suse.cz>
2304 * except.c (find_prev_try): Break out from ....
2305 (duplicate_eh_regions): ... here; properly update prev_try pointers
2306 when duplication part of tree.
2307 (dump_eh_tree): Improve dumping.
2308 (verify_eh_region): New.
2309 (verify_eh_tree): Use it.
2311 2009-04-06 Richard Guenther <rguenther@suse.de>
2313 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2314 &ARRAY addresses by adjusting their types and prepending
2316 * tree-cfg.c (verify_gimple_assign_single): Verify that
2317 addresses are correct.
2319 2009-04-09 Richard Guenther <rguenther@suse.de>
2321 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2322 indices into an array reference if possible.
2323 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2324 Fold POINTER_PLUS_EXPR statements with invariant address.
2326 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2329 * config.gcc (powerpc64-*-linux*): Always build biarch.
2331 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2334 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2335 it and pedwarn if this results in an INTEGER_CST.
2337 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * doc/install.texi: Update minimum GMP version. Remove obsolete
2340 text in MPFR section.
2342 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2344 * dwarf2out.c (class_scope_p): New static inline.
2345 (class_or_namespace_scope_p): Use it.
2346 (gen_variable_die): Use DW_TAG_member tag for static data member
2347 declarations instead of DW_TAG_variable.
2350 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2353 2009-04-08 Richard Guenther <rguenther@suse.de>
2355 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2356 valueize random data.
2358 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2360 * config.gcc (aix tm_file): Add aix-stdint.h.
2361 (aix tm clause use_gcc_stdint): Set to wrap.
2362 * config/rs6000/aix-stdint.h: New file.
2364 2009-04-08 Richard Guenther <rguenther@suse.de>
2367 * tree-dfa.c (add_referenced_var): Do not recurse into
2368 global initializers.
2369 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2371 (fold_const_aggregate_ref): Likewise.
2373 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2375 * recog.c (ordered_comparison_operator): New.
2376 * gensupport.c (std_preds): Add it.
2377 * doc/md.texi (Machine-Independent Predicates): Document it.
2379 2009-04-08 Jan Hubicka <jh@suse.cz>
2381 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2382 * function.h (rtl_eh): Remove exception_handler_label_map.
2383 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2384 remove_exception_handler_label, for_each_eh_label_1): Remove.
2385 (rtl_remove_unreachable_regions): Remove.
2386 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2387 (find_exception_handler_labels): Don't build the hashtable.
2388 (maybe_remove_eh_handler): Remove.
2389 (for_each_eh_label): Rewrite to walk the tree.
2390 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2391 * except.h (maybe_remove_eh_handler): Remove.
2392 * passes.c (init_optimization_passes): Schedule second EH cleanup
2394 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2395 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2397 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2399 * genoutput.c (validate_optab_operands): New.
2400 (gen_insn, gen_expand): Call it.
2402 * genflags.c (gen_insn): Detect misused iterators.
2403 (main): Pass line_no to gen_insn, exit with status 1 on error.
2405 * genextract.c (line_no): Make global.
2406 (VEC_safe_set_locstr): Change assertion to error message.
2407 (main): Exit with status 1 on error.
2409 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2413 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2414 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2415 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2416 * c-convert.c (convert): Do not call fold on results of conversion
2417 functions when the result is a C_MAYBE_CONST_EXPR.
2418 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2419 of __builtin_choose_expr.
2420 * c-typeck.c (remove_c_maybe_const_expr): New.
2421 (build_unary_op, build_conditional_expr, build_compound_expr,
2422 build_binary_op, c_objc_common_truthvalue_conversion): Call
2423 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2426 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2428 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2429 CODE to produce a new one. Add a prototype to use fold_convert_const
2431 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2434 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2435 mix declarations and code.
2437 2009-04-08 Ben Elliston <bje@au.ibm.com>
2439 * gcc.c: Replace `CC' with `GCC' throughout.
2441 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2443 * doc/invoke.texi: Document Atom support.
2445 2009-04-07 Jason Merrill <jason@redhat.com>
2448 * c-common.h, c-common.c: Add flag_pretty_templates.
2449 * c-opts.c (c_common_handle_option): Set it.
2450 * c.opt: Add -fno-pretty-templates.
2451 * doc/invoke.texi (C++ Dialect Options): Likewise.
2453 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2455 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2456 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2457 (ia64_expand_builtin): Likewise.
2459 2009-04-07 Martin Jambor <mjambor@suse.cz>
2461 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2462 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2463 ADDR_EXPRS are include too.
2465 2009-04-07 Richard Guenther <rguenther@suse.de>
2467 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2468 decls are only used if passes as parameters or if they are
2469 local statics and the call is not to a builtin.
2470 (call_may_clobber_ref_p_1): Likewise.
2472 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2474 * expr.c (do_store_flag): Remove last argument. Simplify code
2475 to avoid duplication of tests already done by can_compare_p.
2476 (expand_expr_real_1): Adjust caller.
2478 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2480 * optabs.c (can_compare_p): Test the predicate of a
2481 cbranch and cstore pattern.
2483 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2485 * expr.c (convert_move): Use emit_store_flag instead of
2488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2490 * config/i386/i386.c (ix86_compare_emitted): Remove.
2491 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2492 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2493 * config/i386/i386.h (ix86_compare_emitted): Remove.
2494 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2495 instead of ix86_compare_emitted.
2496 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2498 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2500 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2501 Add t-sysroot-suffix to tmake_file.
2502 * config/print-sysroot-suffix.sh: New file.
2503 * config/t-sysroot-suffix: New file.
2505 2009-04-07 Ben Elliston <bje@au.ibm.com>
2507 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2508 as the latter produces a warning when the target does not support
2511 2009-04-07 Ben Elliston <bje@au.ibm.com>
2513 * dfp.c: Replace type punning assignments with memcpy throughout.
2514 * Makefile.in (dfp.o-warn): Remove.
2516 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2519 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2520 Include soft-fp/t-softfp after rs6000/t-linux64.
2522 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2524 * stor-layout.c (set_sizetype): Use the full precision of their
2525 machine mode for bitsize types.
2527 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2529 * config/i386/i386.md: Revert 2 accidental checkins.
2531 2009-04-06 Joey Ye <joey.ye@intel.com>
2532 Xuepeng Guo <xuepeng.guo@intel.com>
2533 H.J. Lu <hongjiu.lu@intel.com>
2535 Atom pipeline model, tuning and insn selection.
2536 * config.gcc (atom): Add atom config options and target.
2538 * config/i386/atom.md: New.
2540 * config/i386/i386.c (atom_cost): New cost.
2541 (m_ATOM): New macro flag.
2542 (initial_ix86_tune_features): Set m_ATOM.
2543 (x86_accumulate_outgoing_args): Likewise.
2544 (x86_arch_always_fancy_math_387): Likewise.
2545 (processor_target): Add Atom cost.
2546 (cpu_names): Add Atom cpu name.
2547 (override_options): Set Atom ISA.
2548 (ix86_issue_rate): New case PROCESSOR_ATOM.
2549 (ix86_adjust_cost): Likewise.
2551 * config/i386/i386.h (TARGET_ATOM): New target macro.
2552 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2553 (TARGET_OPT_AGU): New target option.
2554 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2555 (processor_type): Add PROCESSOR_ATOM.
2557 * config/i386/i386.md (cpu): Add new value "atom".
2558 (use_carry, movu): New attr.
2559 (atom.md): Include atom.md.
2560 (adddi3_carry_rex64): Set attr "use_carry".
2561 (addqi3_carry): Likewise.
2562 (addhi3_carry): Likewise.
2563 (addsi3_carry): Likewise.
2564 (*addsi3_carry_zext): Likewise.
2565 (subdi3_carry_rex64): Likewise.
2566 (subqi3_carry): Likewise.
2567 (subhi3_carry): Likewise.
2568 (subsi3_carry): Likewise.
2569 (x86_movdicc_0_m1_rex64): Likewise.
2570 (*x86_movdicc_0_m1_se): Likewise.
2571 (x86_movsicc_0_m1): Likewise.
2572 (*x86_movsicc_0_m1_se): Likewise.
2573 (*adddi_1_rex64): Emit add insn as much as possible.
2574 (*addsi_1): Likewise.
2575 (return_internal): Set atom_unit.
2576 (return_internal_long): Likewise.
2577 (return_pop_internal): Likewise.
2578 (*rcpsf2_sse): Set atom_sse_attr attr.
2579 (*qrt<mode>2_sse): Likewise.
2580 (*prefetch_sse): Likewise.
2582 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2584 (ix86_target_macros_internal): Likewise.
2586 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2587 (*prefetch_sse_rex): Likewise.
2588 (sse_rcpv4sf2): Likewise.
2589 (sse_vmrcpv4sf2): Likewise.
2590 (sse_sqrtv4sf2): Likewise.
2591 (<sse>_vmsqrt<mode>2): Likewise.
2592 (sse_ldmxcsr): Likewise.
2593 (sse_stmxcsr): Likewise.
2594 (*sse_sfence): Likewise.
2595 (sse2_clflush): Likewise.
2596 (*sse2_mfence): Likewise.
2597 (*sse2_lfence): Likewise.
2598 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2599 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2600 (avx_movdqu<avxmodesuffix>): Likewise.
2601 (avx_lddqu<avxmodesuffix>): Likewise.
2602 (sse2_movntv2di): Change attr "type" to "ssemov".
2603 (sse2_movntsi): Likewise.
2604 (rsqrtv8sf2): Change attr "type" to "sseadd".
2605 (sse3_addsubv2df3): Set attr "atom_unit".
2606 (sse3_h<plusminus_insn>v4sf3): Likewise.
2607 (*sse2_pmaddwd): Likewise.
2608 (*vec_extractv2di_1_rex64): Likewise.
2609 (*vec_extractv2di_1_avx): Likewise.
2610 (sse2_psadbw): Likewise.
2611 (ssse3_phaddwv8hi3): Likewise.
2612 (ssse3_phaddwv4hi3): Likewise.
2613 (ssse3_phadddv4si3): Likewise.
2614 (ssse3_phadddv2si3): Likewise.
2615 (ssse3_phaddswv8hi3): Likewise.
2616 (ssse3_phaddswv4hi3): Likewise.
2617 (ssse3_phsubwv8hi3): Likewise.
2618 (ssse3_phsubwv4hi3): Likewise.
2619 (ssse3_phsubdv4si3): Likewise.
2620 (ssse3_phsubdv2si3): Likewise.
2621 (ssse3_phsubswv8hi3): Likewise.
2622 (ssse3_phsubswv4hi3): Likewise.
2623 (ssse3_pmaddubsw128): Likewise.
2624 (sse3_pmaddubsw: Likewise.
2625 (ssse3_palignrti): Likewise.
2626 (ssse3_palignrdi): Likewise.
2628 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2630 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2632 2009-04-06 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/28868
2635 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2636 of which PHI results we inserted.
2637 (insert_into_preds_of_block): Record inserted PHIs.
2638 (eliminate): Eliminate redundant PHI nodes.
2639 (init_pre): Init inserted_phi_names.
2641 2009-04-06 Richard Guenther <rguenther@suse.de>
2643 PR tree-optimization/39643
2644 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2645 IMAGPART_EXPRs of complex constants.
2646 (execute_fold_all_builtins): If we folded a call queue
2647 TODO_update_address_taken.
2649 2009-04-06 Jan Hubicka <jh@suse.cz>
2652 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2655 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2657 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2659 (ic_invalidate_array): Likewise.
2661 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2663 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2664 alignment for library calls.
2666 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2668 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2669 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2670 * config/i386/mingw-stdint.h: New file.
2672 2009-04-05 Richard Guenther <rguenther@suse.de>
2674 PR tree-optimization/39648
2675 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2676 our &A vs. &A[0] IL deficiencies.
2678 2009-04-04 Jan Hubicka <jh@suse.cz>
2680 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2681 removed toplevel regions.
2682 (sjlj_mark_call_sites): Likewise.
2684 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2686 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2687 (cygwin tm clause use_gcc_stdint): Set to wrap.
2688 * config/i386/cygwin-stdint.h: New file.
2690 2009-04-04 Richard Guenther <rguenther@suse.de>
2692 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2693 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2694 single-argument PHIs if we are in loop-closed SSA form.
2695 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2696 for the pre-condition.
2697 (slpeel_tree_peel_loop_to_edge): Likewise.
2698 (vect_build_loop_niters): Take an optional sequence to append stmts.
2699 (vect_generate_tmps_on_preheader): Likewise.
2700 (vect_do_peeling_for_loop_bound): Take extra guards for the
2702 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2703 the cost model check.
2704 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2705 guards if we are going to peel. Do not apply versioning in that case.
2706 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2707 (vect_do_peeling_for_loop_bound): Likewise.
2708 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2709 loop bound only record extra pre-conditions, do not apply loop
2712 2009-04-04 Richard Guenther <rguenther@suse.de>
2714 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2717 2009-04-04 Jan Hubicka <jh@suse.cz>
2719 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2720 last_basic_block for size of bb->index indexed array.
2721 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2722 compute_out, link_btr_uses, build_btr_def_use_webs,
2723 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2725 2009-04-04 Jan Hubicka <jh@suse.cz>
2727 * except.c (remove_eh_handler_and_replace): Break out from ...
2728 (remove_eh_handler): ... here.
2729 (bring_to_root): New function.
2730 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2731 handled ones, bring others to root of tree.
2733 2009-04-04 Jan Hubicka <jh@suse.cz>
2735 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2736 (all_phis_safe_to_merge): New function.
2737 (update_info): New structure.
2738 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2739 (cleanup_empty_eh): Update SSA if possible.
2741 2009-04-04 Richard Guenther <rguenther@suse.de>
2743 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2744 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2745 (append_vuse): Likewise.
2747 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2749 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2750 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2751 instead of REG_UNSAVED for DW_CFA_undefined.
2752 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2753 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2756 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2759 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2760 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2761 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2763 2009-04-04 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/8781
2766 PR tree-optimization/37892
2767 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2768 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2769 (valueize_refs): Call it for *& valueizations.
2770 (shared_reference_ops_from_ref): Rename to ...
2771 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2772 (shared_reference_ops_from_call): Rename to ...
2773 (valueize_shared_reference_ops_from_call): ... this and valueize.
2774 (vn_reference_lookup): Update.
2775 (visit_reference_op_call): Likewise.
2776 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2777 (eliminate): Value-replace the call address in call statements.
2779 2009-04-04 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/39636
2782 * tree-ssa-forwprop.c
2783 (forward_propagate_addr_into_variable_array_index): Check for
2784 GIMPLE_ASSIGN before accessing the rhs code.
2786 2009-04-03 Jason Merrill <jason@redhat.com>
2788 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2790 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2792 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2793 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2794 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2795 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2796 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2797 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2798 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2799 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2800 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2801 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2802 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2803 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2804 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2805 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2806 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2807 Use fr_reg_or_fp01_operand instead of fr_register_operand
2809 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2810 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2811 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2813 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2815 PR rtl-optimization/39607
2816 PR rtl-optimization/39631
2820 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2821 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2822 instead of DF_LR_OUT.
2823 * ira-lives.c (process_bb_node_lives): Ditto.
2824 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2825 instead of DF_LR_{OUT,IN}.
2826 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2827 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2829 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2831 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2832 (execute_lower_omp): Always run but take the short way out if -fopenmp
2834 (gate_lower_omp): Remove, forcing the pass manager to always run the
2835 pass and always set PROP_gimple_lomp.
2836 (pass_lower_omp): Remove gate function.
2837 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2838 PROP_trees. Instead, require it.
2839 * ipa-cp.c (pass_ipa_cp): Likewise.
2840 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2841 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2842 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2843 and PROP_gimple_leh.
2845 2009-04-03 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/23940
2849 PR tree-optimization/33237
2852 PR tree-optimization/36201
2853 PR tree-optimization/36230
2854 PR tree-optimization/38049
2855 PR tree-optimization/38207
2856 PR tree-optimization/38230
2857 PR tree-optimization/38301
2858 PR tree-optimization/38585
2860 PR tree-optimization/38985
2861 PR tree-optimization/39299
2862 * tree-ssa-structalias.h: Remove.
2863 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
2864 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
2865 (struct vuse_element_d): Remove.
2866 (struct vuse_vec_d): Likewise.
2867 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
2868 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
2869 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
2870 VUSE_ELEMENT_VAR): Likewise.
2871 (struct voptype_d): Likewise.
2872 (NUM_VOP_FREE_BUCKETS): Likewise.
2873 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
2874 (struct stmt_operands_d): Remove.
2875 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
2876 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
2877 VDEF_NUM, VDEF_VECT): Likewise.
2878 (copy_virtual_operands): Remove.
2879 (operand_build_cmp): Likewise.
2880 (create_ssa_artificial_load_stmt): Likewise.
2881 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
2882 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
2883 vuse_index and mayuse_index members. Pack and move done and iter_type
2884 members to the front.
2885 (SSA_OP_VMAYUSE): Remove.
2886 (SSA_OP_VIRTUAL_USES): Adjust.
2887 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2888 (unlink_stmt_vdef): Declare.
2889 (add_to_addressable_set): Remove.
2890 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2891 (vrp_visit_stmt): Likewise.
2892 * doc/tree-ssa.texi (Alias analysis): Update.
2893 * doc/invoke.texi (max-aliased-vops): Remove docs.
2894 (avg-aliased-vops): Likewise.
2895 * tree-into-ssa.c (syms_to_rename): Remove.
2896 (need_to_update_vops_p): Likewise.
2897 (need_to_initialize_update_ssa_p): Rename to ...
2898 (update_ssa_initialized_fn): ... this. Track function we are
2900 (symbol_marked_for_renaming): Simplify.
2901 (add_new_name_mapping): Do not set need_to_update_vops_p.
2902 (dump_currdefs): Use SYMS_TO_RENAME.
2903 (rewrite_update_stmt): Always walk all uses/defs.
2904 (dump_update_ssa): Adjust.
2905 (init_update_ssa): Take function argument. Track what we are
2907 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2908 (create_new_def_for): Initialize for cfun, assert we are initialized
2910 (mark_sym_for_renaming): Simplify.
2911 (mark_set_for_renaming): Do not initialize update-ssa.
2912 (need_ssa_update_p): Simplify. Take function argument.
2913 (name_mappings_registered_p): Assert we ask for the correct function.
2914 (name_registered_for_update_p): Likewise.
2915 (ssa_names_to_replace): Likewise.
2916 (release_ssa_name_after_update_ssa): Likewise.
2917 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2918 (dump_decl_set): Do not print a newline.
2919 (debug_decl_set): Do it here.
2920 (dump_update_ssa): And here.
2921 * tree-ssa-loop-im.c (move_computations): Adjust.
2922 (movement_possibility): Likewise.
2923 (determine_max_movement): Likewise.
2924 (gather_mem_refs_stmt): Likewise.
2925 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2927 * tree-complex.c (update_all_vops): Remove.
2928 (expand_complex_move): Adjust.
2929 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2930 Simplify test for memory referencing statement. Exclude
2931 non-invariant ADDR_EXPRs.
2932 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2933 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2934 (rdg_flag_uses): Likewise.
2935 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2937 (tree_optimize_tail_calls_1): Also split the
2938 edge from the entry block if we have degenerate PHI nodes in
2939 the first basic block.
2940 * tree.c (init_ttree): Remove memory-tag related code.
2941 (tree_code_size): Likewise.
2942 (tree_node_structure): Likewise.
2943 (build7_stat): Re-write to be build6_stat.
2944 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2945 (SSA_VAR_P): Adjust.
2946 (struct tree_memory_tag): Remove.
2947 (struct tree_memory_partition_tag): Likewise.
2948 (union tree_node): Adjust.
2949 (build7): Re-write to be build6.
2950 * tree-pass.h (pass_reset_cc_flags): Remove.
2951 (TODO_update_address_taken): New flag.
2952 (pass_simple_dse): Remove.
2953 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2954 * params.h (MAX_ALIASED_VOPS): Remove.
2955 (AVG_ALIASED_VOPS): Likewise.
2956 * omp-low.c (expand_omp_taskreg): Update SSA form.
2957 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2958 aliases the lhs in a copy stmt.
2959 * tree-ssa-dse.c (struct address_walk_data): Remove.
2960 (memory_ssa_name_same): Likewise.
2961 (memory_address_same): Likewise.
2962 (get_kill_of_stmt_lhs): Likewise.
2963 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2964 unused stores. Look through PHI nodes into post-dominated regions.
2965 (dse_optimize_stmt): Simplify. Properly remove stores.
2966 (tree_ssa_dse): Compute dominators.
2967 (execute_simple_dse): Remove.
2968 (pass_simple_dse): Likewise.
2969 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2970 gimple_loaded_syms and gimple_stored_syms computation.
2971 * toplev.c (dump_memory_report): Dump alias and pta stats.
2972 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2973 (vn_reference_eq): Likewise.
2974 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2975 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2976 valueize_vuses): Remove.
2977 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2978 (get_def_ref_stmt_vuse): ... this.
2979 (vn_reference_lookup_2): New function.
2980 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2981 walking equivalent vuses. Simplify.
2982 (vn_reference_lookup): Likewise.
2983 (vn_reference_insert): Likewise.
2984 (vn_reference_insert_pieces): Likewise.
2985 (visit_reference_op_call): Simplify.
2986 (visit_reference_op_load): Likewise.
2987 (visit_reference_op_store): Likewise.
2988 (init_scc_vn): Remove shared_lookup_vuses initialization.
2989 (free_scc_vn): Remove shared_lookup_vuses freeing.
2990 (sort_vuses, sort_vuses_heap): Remove.
2991 (get_ref_from_reference_ops): Export.
2992 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2993 vector with single vuse pointer.
2994 (vn_reference_lookup_pieces, vn_reference_lookup,
2995 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2996 (shared_vuses_from_stmt): Remove.
2997 (get_ref_from_reference_ops): Declare.
2998 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2999 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3000 memory-tag related code.
3001 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3002 (likely_value): Add comment, skip static-chain of call statements.
3003 (surely_varying_stmt_p): Adjust.
3004 (gimplify_and_update_call_from_tree): Likewise.
3005 (execute_fold_all_builtins): Do not rebuild alias info.
3006 (gimplify_and_update_call_from_tree): Properly update VOPs.
3007 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3008 (copy_ref_info): Remove memory-tag related code.
3009 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3010 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3011 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3013 * tree-ssa-dom.c (gimple_p): Remove typedef.
3014 (eliminate_redundant_computations): Adjust.
3015 (record_equivalences_from_stmt): Likewise.
3016 (avail_expr_hash): Likewise.
3017 (avail_expr_eq): Likewise.
3018 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3019 (stmt_makes_single_load): Likewise.
3020 (stmt_makes_single_store): Likewise.
3021 * tree-ssa-alias.c: Rewrite completely.
3022 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3023 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3024 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3025 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3026 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3027 Remove public functions.
3028 (pass_reset_cc_flags): Remove.
3029 (pass_build_alias): Move ...
3030 * tree-ssa-structalias.c (pass_build_alias): ... here.
3031 * tree-ssa-alias.c (may_be_aliased): Move ...
3032 * tree-flow-inline.h (may_be_aliased): ... here.
3033 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3034 count_uses_and_derefs): Move ...
3035 * gimple.c: ... here.
3036 * gimple.h (count_uses_and_derefs): Declare.
3037 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3038 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3039 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3040 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3041 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3042 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3043 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3045 * tree-dfa.c (refs_may_alias_p): Move ...
3046 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3047 * tree-ssa-alias.h: New file.
3048 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3049 (statement_sink_location): Likewise.
3050 * opts.c (decode_options): Do not adjust max-aliased-vops or
3051 avg-aliased-vops values.
3052 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3053 (TV_CALL_CLOBBER): Likewise.
3054 (TV_FLOW_SENSITIVE): Likewise.
3055 (TV_FLOW_INSENSITIVE): Likewise.
3056 (TV_MEMORY_PARTITIONING): Likewise.
3057 (TV_ALIAS_STMT_WALK): New timevar.
3058 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3059 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3060 (get_address_description): Remove memory-tag related code.
3061 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3062 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3063 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3064 and immediate uses in statements. Document.
3065 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3066 (dump_symbols): Remove.
3067 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3068 * alias.c (get_deref_alias_set): New function split out from ...
3069 (get_alias_set): ... here.
3070 * alias.h (get_deref_alias_set): Declare.
3071 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3072 type parameter. Remove restrict pointer handling. Create a
3073 ref-all pointer in case type-based alias sets do not conflict.
3074 (vect_analyze_data_refs): Remove SMT related code.
3075 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3076 (vectorizable_load): Likewise.
3077 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3078 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3079 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3080 Ignore vops and SMTs.
3081 (dr_analyze_alias): Likewise..
3082 (free_data_ref): Likewise.
3083 (create_data_ref): Likewise.
3084 (analyze_all_data_dependences): Likewise.
3085 (get_references_in_stmt): Adjust.
3086 * tree-flow-inline.h (gimple_aliases_computed_p,
3087 gimple_addressable_vars, gimple_call_clobbered_vars,
3088 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3089 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3090 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3091 gimple_mem_ref_stats): Remove.
3092 (gimple_vop): New function.
3093 (op_iter_next_use): Remove vuses and mayuses cases.
3094 (op_iter_next_def): Remove vdefs case.
3095 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3096 (clear_and_done_ssa_iter): Do not set removed fields.
3097 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3098 Assert we are not iterating over vuses or vdefs if not also
3099 iterating over uses or defs.
3100 (op_iter_init_use): Likewise.
3101 (op_iter_init_def): Likewise.
3102 (op_iter_next_vdef): Remove.
3103 (op_iter_next_mustdef): Likewise.
3104 (op_iter_init_vdef): Likewise.
3105 (compare_ssa_operands_equal): Likewise.
3106 (link_use_stmts_after): Handle vuse operand.
3107 (is_call_used): Use is_call_clobbered.
3108 (is_call_clobbered): Global variables are always call clobbered,
3109 query the call-clobbers bitmap.
3110 (mark_call_clobbered): Ignore global variables.
3111 (clear_call_clobbered): Likewise.
3112 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3113 virtual operands sanity check.
3114 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3116 (TARGET_MEM_REF): Remove TMR_TAG operand.
3117 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3118 Remove call-clobber related code.
3119 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3120 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3121 partitions or escape reason.
3122 (get_single_def_stmt, get_single_def_stmt_from_phi,
3123 get_single_def_stmt_with_phi): Remove.
3124 (dump_referenced_vars): Tidy.
3125 (get_ref_base_and_extent): Allow bare decls.
3126 (collect_dfa_stats): Adjust.
3127 * graphite.c (rename_variables_in_stmt): Adjust.
3128 (graphite_copy_stmts_from_block): Likewise.
3129 (translate_clast): Likewise.
3130 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3132 (translate_vuse_through_block): Use the oracle.
3133 (phi_translate_1): Adjust.
3134 (value_dies_in_block_x): Use the oracle. Cache the outcome
3136 (valid_in_sets): Check if the VUSE for
3137 a REFERENCE is available.
3138 (eliminate): Do not remove stmts during elimination,
3139 instead queue and remove them afterwards.
3140 (do_pre): Do not rebuild alias info.
3141 (pass_pre): Run TODO_rebuild_alias before PRE.
3142 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3143 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3144 (mark_all_v_defs_stmt): Remove.
3145 (mark_all_v_defs_seq): Adjust.
3146 (sra_replace): Likewise.
3147 (scalarize_use): Likewise.
3148 (scalarize_copy): Likewise.
3149 (scalarize_init): Likewise.
3150 (scalarize_ldst): Likewise.
3151 (todoflags): Remove.
3152 (tree_sra): Do not rebuild alias info.
3153 (tree_sra_early): Adjust.
3154 (pass_sra): Run TODO_update_address_taken before SRA.
3155 * tree-predcom.c (set_alias_info): Remove.
3156 (prepare_initializers_chain): Do not call it.
3157 (mark_virtual_ops_for_renaming): Adjust.
3158 (mark_virtual_ops_for_renaming_list): Remove.
3159 (initialize_root_vars): Adjust.
3160 (initialize_root_vars_lm): Likewise.
3161 (prepare_initializers_chain): Likewise.
3162 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3163 (may_propagate_copy_into_stmt): Likewise.
3164 (merge_alias_info): Do nothing for now.
3165 (propagate_tree_value_into_stmt): Adjust.
3166 (stmt_may_generate_copy): Likewise.
3167 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3168 not mark symbols for renaming.
3169 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3170 with the same statement, make sure to update the new pointed-to one.
3171 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3172 call statements, do not mark symbols for renaming.
3173 (mark_operand_necessary): Dump something.
3174 (ref_may_be_aliased): New function.
3175 (mark_aliased_reaching_defs_necessary_1): New helper function.
3176 (mark_aliased_reaching_defs_necessary): Likewise.
3177 (mark_all_reaching_defs_necessary_1): Likewise.
3178 (mark_all_reaching_defs_necessary): Likewise.
3179 (propagate_necessity): Do not process virtual PHIs. For
3180 non-aliased loads mark all reaching definitions as necessary.
3181 For aliased loads and stores mark the immediate dominating
3182 aliased clobbers as necessary.
3183 (visited): New global static.
3184 (perform_tree_ssa_dce): Free visited bitmap after propagating
3186 (remove_dead_phis): Perform simple dead virtual PHI removal.
3187 (remove_dead_stmt): Properly unlink virtual operands when
3189 (eliminate_unnecessary_stmts): Schedule PHI removal after
3191 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3192 (process_replaceable): Likewise.
3193 (find_replaceable_in_bb): Likewise.
3194 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3195 based on the single gimple vop.
3196 (verify_flow_insensitive_alias_info): Remove.
3197 (verify_flow_sensitive_alias_info): Likewise.
3198 (verify_call_clobbering): Likewise.
3199 (verify_memory_partitions): Likewise.
3200 (verify_alias_info): Likewise.
3201 (verify_ssa): Adjust..
3202 (execute_update_addresses_taken): Export. Update SSA
3203 manually. Optimize only when optimizing. Use a local bitmap.
3204 (pass_update_address_taken): Remove TODO_update_ssa, add
3206 (pass_update_address_taken): Just use TODO_update_address_taken.
3207 (init_tree_ssa): Do not initialize addressable_vars.
3208 (verify_ssa): Verify new VUSE / VDEF properties.
3209 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3210 Do not call verify_alias_info.
3211 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3212 Do not free the loaded and stored syms bitmaps. Reset the escaped
3213 and callused solutions. Do not free addressable_vars.
3214 Remove memory-tag related code.
3215 (warn_uninitialized_var): Aliases are always available.
3216 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3217 * lambda-code.c (can_put_in_inner_loop): Adjust.
3218 (can_put_after_inner_loop): Likewise.
3219 (perfect_nestify): Likewise.
3220 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3221 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3222 (vectorizable_conversion): Do not mark symbols for renaming.
3223 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3224 (expand_call_inline): Unlink the calls virtual operands before
3226 (tree_function_versioning): Do not call update_ssa if we are not
3227 updating clones. Simplify.
3228 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3229 (propagate_with_phi): Likewise..
3230 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3231 clobber code. Assert we are not aliased or global.
3232 * tree-flow.h: Include tree-ssa-alias.h
3233 (enum escape_type): Remove.
3234 (struct mem_sym_stats_d): Likewise.
3235 (struct mem_ref_stats_d): Likewise.
3236 (struct gimple_df): Add vop member. Remove global_var,
3237 call_clobbered_vars, call_used_vars, addressable_vars,
3238 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3239 escaped and callused members.
3240 (struct ptr_info_def): Remove all members, add points-to solution
3242 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3243 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3244 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3245 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3246 (tree-ssa-alias.o): Likewise.
3247 (toplev.o): Add tree-ssa-alias.h
3248 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3249 * gimple.c (gimple_set_bb): Fix off-by-one error.
3250 (is_gimple_reg): Do not handle memory tags.
3251 (gimple_copy): Also copy virtual operands.
3252 Delay updating the statement. Do not reset loaded and stored syms.
3253 (gimple_set_stored_syms): Remove.
3254 (gimple_set_loaded_syms): Likewise.
3255 (gimple_call_copy_skip_args): Copy the virtual operands
3256 and mark the new statement modified.
3257 * tree-ssa-structalias.c (may_alias_p): Remove.
3258 (set_uids_in_ptset): Take the alias set to prune with as
3259 parameter. Fold in the alias test of may_alias_p.
3260 (compute_points_to_sets): Compute whether a ptr is dereferenced
3262 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3263 other ADDRESSOF constraints on the lhs.
3264 (get_constraint_for_component_ref): Assert that we don't get
3265 ADDRESSOF constraints from the base of the reference.
3266 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3267 (struct variable_info): Remove collapsed_to member.
3268 (get_varinfo_fc): Remove.
3269 (new_var_info): Do not set collapsed_to.
3270 (dump_constraint): Do not follow cycles.
3271 (dump_constraint_graph): Likewise.
3272 (build_pred_graph): Likewise.
3273 (build_succ_graph): Likewise.
3274 (rewrite_constraints): Likewise.
3275 (do_simple_structure_copy): Remove.
3276 (do_rhs_deref_structure_copy): Remove.
3277 (do_lhs_deref_structure_copy): Remove.
3278 (collapse_rest_of_var): Remove.
3279 (do_structure_copy): Re-implement.
3280 (pta_stats): New global variable.
3281 (dump_pta_stats): New function.
3282 (struct constraint_expr): Make offset signed.
3283 (UNKNOWN_OFFSET): Define special value.
3284 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3285 (solution_set_expand): New helper function split out from ...
3286 (do_sd_constraint): ... here.
3287 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3288 (do_ds_constraint): Likewise.
3289 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3290 and CALLUSED = *CALLUSED.
3291 (set_union_with_increment): Make inc argument signed.
3292 (type_safe): Remove.
3293 (get_constraint_for_ptr_offset): Handle unknown and negative
3295 (first_vi_for_offset): Handle offsets before start. Bail
3296 out early for offsets beyond the variable extent.
3297 (first_or_preceding_vi_for_offset): New function.
3298 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3299 Together with ESCAPED = *ESCAPED this properly computes reachability.
3300 (find_what_var_points_to): New function.
3301 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3302 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3303 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3304 pt_solutions_intersect): New functions.
3305 (compute_call_used_vars): Remove.
3306 (compute_may_aliases): New main entry into PTA computation.
3307 * gimple.h (gimple_p): New typedef.
3308 (struct gimple_statement_base): Remove references_memory_p.
3309 (struct gimple_statement_with_memory_ops_base): Remove
3310 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3312 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3313 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3314 gimple_set_references_memory): Remove.
3315 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3316 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3318 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3319 (verify_expr): Allow RESULT_DECL.
3320 (gimple_duplicate_bb): Do not copy virtual operands.
3321 (gimple_duplicate_sese_region): Adjust.
3322 (gimple_duplicate_sese_tail): Likewise.
3323 (mark_virtual_ops_in_region): Remove.
3324 (move_sese_region_to_fn): Do not call it.
3325 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3326 and pass_simple_dse.
3327 (execute_function_todo): Handle TODO_update_address_taken,
3328 call execute_update_addresses_taken for TODO_rebuild_alias.
3329 (execute_todo): Adjust.
3330 (execute_one_pass): Init dump files early.
3331 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3333 (create_general_new_stmt): Clear vops.
3334 * tree-ssa-reassoc.c (get_rank): Adjust.
3335 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3336 symbols for renaming.
3337 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3338 (PARAM_AVG_ALIASED_VOPS): Likewise.
3339 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3340 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3341 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3342 (operand_build_cmp, copy_virtual_operands,
3343 create_ssa_artificial_load_stmt, add_to_addressable_set,
3344 gimple_add_to_addresses_taken): Remove public functions.
3345 (unlink_stmt_vdef): New function.
3347 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3349 * config.gcc (powerpc-*-linux*): Merge variants.
3351 2009-04-02 Chao-ying Fu <fu@mips.com>
3352 James Grosbach <james.grosbach@microchip.com>
3354 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3355 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3357 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3358 keep_interrupts_masked_p, use_debug_exception_return_p.
3359 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3360 keep_interrupts_masked, use_debug_exception_return.
3361 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3362 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3364 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3365 (mips_print_operand): Process COP0 registers to print $0 .. $31
3366 correctly for GAS to process.
3367 (mips_interrupt_extra_call_saved_reg_p): New function.
3368 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3370 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3371 (mips_compute_frame_info): Add supports for interrupt context that
3372 includes doubleword accumulators and COP0 registers.
3373 (mips_for_each_saved_acc): New function.
3374 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3375 mips_for_each_saved_reg.
3376 (mips_save_reg): Save accumulators.
3377 (mips_kernel_reg_p): A new for_each_rtx callback.
3378 (mips_expand_prologue): Support interrupt handlers.
3379 (mips_restore_reg): Restore accumulators.
3380 (mips_expand_epilogue): Support interrupt handlers.
3381 (mips_can_use_return_insn): Return false for interrupt handlers.
3382 (mips_epilogue_uses): New function.
3383 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3384 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3385 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3386 cop0_move): New instructions.
3387 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3388 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3390 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3392 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3393 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3394 interrupt handlers, we use K0 as the temporary register.
3395 (EPILOGUE_USES): Change to a function call.
3396 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3397 handlers, we use K0 as the temporary register.
3399 * doc/extend.texi (Function Attributes): Document interrupt,
3400 use_shadow_register_set, keep_interrupts_masked,
3401 use_debug_exception_return for MIPS attributes.
3403 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3405 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3406 Remove a number of t-files from tmake_file.
3407 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3408 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3409 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3410 target_prototype, not TARGET_PROTOTYPE.
3411 (LINK_OS_GNU_SPEC): Define.
3412 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3413 and darwin-ldoubdle.c.
3415 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3418 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3419 (cpp_options): Ditto.
3420 (default_compilers): Ditto.
3421 (display_help): Ditto.
3422 (process_command): Ditto.
3424 (set_input): Use lbasename instead of duplicate code.
3425 (save_temps_prefix): New static for -save-temps=obj.
3426 (save_temps_length): Ditto.
3428 * doc/invoke.texi (-save-temps=obj): Document new variant to
3431 2009-04-02 Jeff Law <law@redhat.com>
3433 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3436 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3438 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3439 * configure: Regenerated.
3441 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3443 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3444 share the argument list.
3446 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3450 2009-02-12 Diego Novillo <dnovillo@google.com>
3452 * varpool.c (debug_varpool): New.
3453 * cgraph.h (debug_varpool): Declare.
3455 2009-04-02 Jan Hubicka <jh@suse.cz>
3457 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3460 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/i386.c (ix86_abi): Move initialization to ...
3463 (override_options): Here.
3465 2009-04-02 Christian Bruel <christian.bruel@st.com>
3467 * config/sh/sh.c (sh_dwarf_register_span): New function.
3468 (TARGET_DWARF_REGISTER_SPAN): Define.
3469 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3471 2009-04-02 Ira Rosen <irar@il.ibm.com>
3473 PR tree-optimization/39595
3474 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3475 interleaved loads group is not greater than the SLP group size.
3477 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3479 * builtins.c (is_builtin_name): New.
3480 (called_as_built_in): Use is_builtin_name.
3481 * tree.h (is_builtin_name): New.
3482 * varasm.c (incorporeal_function_p): Use is_builtin_name
3484 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3486 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3488 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3491 * c-decl.c (clone_underlying_type): Move this ...
3492 * c-common.c (set_underlying_type): ... here.
3493 Also, make sure the function properly sets TYPE_STUB_DECL() on
3494 the newly created typedef variant type.
3495 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3496 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3499 2009-04-02 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/37221
3502 * tree-flow.h (degenerate_phi_result): Declare.
3503 * tree-ssa-dom.c (degenerate_phi_result): Export.
3504 * tree-scalar-evolution.c (analyze_initial_condition): If
3505 the initial condition is defined by a degenerate PHI node
3506 use the degenerate value.
3508 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3510 PR rtl-optimization/39588
3511 * combine.c (merge_outer_ops): Do not set the constant when this
3513 (simplify_shift_const_1): Do not modify it either in this case.
3515 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3517 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3518 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3520 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3523 * c-lex.c (interpret_float): Default (no suffix) is double.
3525 2009-04-1 Xinliang David Li <davidxl@google.com>
3527 * config/i386/i386.c (legitimate_constant_p): Recognize
3528 all one vector constant.
3530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3532 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3533 Change #include order to silence two warnings.
3535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3537 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3538 (ASM_SPEC): Pass -k to the assembler for PIC code.
3540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3542 * gcc/config.gcc: Add vax-*-linux* to the switch.
3543 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3544 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3548 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3549 Use predicate macros instead of GET_CODE() == foo.
3550 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3551 ashlsi3, rotrsi3, <unnamed>): Likewise.
3553 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3555 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3556 jbbccihi, jbbccisi): Remova trailing whitespace.
3557 * gcc/config/vax/constraints.md: Likewise.
3558 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3559 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3560 * gcc/config/vax/predicates.md: Likewise.
3561 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3562 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3563 * gcc/config/vax/vax.h: Likewise.
3564 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3568 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3569 (indirectable_address_p, adjacent_operands_p): Add spaces around
3571 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3573 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3575 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3576 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3577 index_term_p, reg_plus_index_p, legitimate_address_p,
3578 vax_mode_dependent_address_p): Update comments to match functions
3579 modified by the recent int->bool conversion.
3581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3583 * gcc/config/vax/builtins.md: Update copyright message.
3584 * gcc/config/vax/constraints.md: Likewise.
3585 * gcc/config/vax/netbsd-elf.h: Likewise.
3586 * gcc/config/vax/predicates.md: Likewise.
3587 * gcc/config/vax/vax-protos.h: Likewise.
3588 * gcc/config/vax/vax.c: Likewise.
3589 * gcc/config/vax/vax.h: Likewise.
3590 * gcc/config/vax/vax.md: Likewise.
3591 * gcc/config/vax/vax.opt: Likewise.
3593 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3595 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3596 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3597 * gcc/config/vax/constraints.md (B, R): Likewise.
3598 * gcc/config/vax/predicates.md (external_memory_operand,
3599 nonimmediate_addsub_di_operand): Likewise.
3600 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3601 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3602 untyped_call): Likewise.
3604 2009-04-01 Matt Thomas <matt@3am-software.com>
3606 * config/vax/predicates.md: New file.
3607 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3608 external_const_operand, nonsymbolic_operand, external_memory_operand,
3609 indirect_memory_operand, indexed_memory_operand,
3610 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3611 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3613 * config/vax/constraints.md: New file.
3614 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3616 * config/vax/builtins.md: New file.
3617 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3618 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3620 * config/vax/vax.opt (mqmath): Add option.
3621 * config/vax/vax.md (isfx): Extend with DI.
3622 (VAXintQH, VAXintQHSD): Define.
3623 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3624 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3625 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3626 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3627 (movdi): Update constraints and use vax_output_int_move().
3628 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3629 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3630 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3631 nonlocal_goto): New.
3632 (mov<mode>): Extend accepted operand types.
3633 (subdi3_old): Rename from subdi3, change update constraints and use
3634 a new implementation.
3635 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3636 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3637 MOVE_RATIO, CLEAR_RATIO): Define.
3638 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3639 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3640 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3641 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3642 (split_quadword_operands): Make static and really allow variable
3644 (print_operand_address): Update for PIC generation.
3645 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3646 indexable_address_p, fixup_mathdi_operand,
3647 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3648 (vax_float_literal, legitimate_constant_p,
3649 indirectable_constant_address_p, index_term_p,
3650 reg_plus_index_p): Return bool instead of int.
3651 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3653 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3655 (vax_output_conditional_branch): Indent.
3656 (legitimate_constant_address_p, indirectable_constant_address_p,
3657 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3658 vax_mode_dependent_address_p): Return bool instead of int, update for
3660 * config/vax/vax-protos.h (legitimate_constant_address_p,
3661 legitimate_constant_p, legitimate_address_p,
3662 vax_mode_dependent_address_p): Change declaration to bool.
3663 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3664 vax_expand_addsub_di_operands, vax_output_int_subtract,
3665 vax_output_movmemsi): Declare.
3666 (split_quadword_operands, vax_float_literal): Delete declaration.
3667 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3668 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3669 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3670 ASM_OUTPUT_DWARF_PCREL): Define.
3671 (ASM_SPEC): Change definition to allow PIC generation.
3673 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3675 * doc/sourcebuild.texi: Update front-end requirements.
3677 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3680 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3681 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3682 (booldi3_internal3): Use boolean_or_operator instead of
3685 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3688 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3689 declarator whose size is not an integer constant expression but
3690 folds to an integer constant, then treat it as a constant
3693 2009-04-01 Richard Guenther <rguenther@suse.de>
3695 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3696 i * 4 + 2 to (i * 2 + 1) * 2.
3698 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3701 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3702 return if c_parser_asm_string_literal returned NULL.
3704 2009-04-01 Nick Clifton <nickc@redhat.com>
3706 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3708 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3709 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3710 other typedefs to avoid conflicts with libgcc2.c. Define labels
3711 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3713 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3714 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3717 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3719 * varasm.c (default_function_rodata_section): Declare DOT as
3722 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3723 Andrey Galkin <agalkin@hypercom.com>
3726 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3727 Make object_name unique for each process.
3729 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3732 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3733 addressable variables in the parallel that could go out of scope while
3734 running queued tasks.
3736 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3738 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3739 (CASE_VALUES_THRESHOLD): Redefine.
3740 * config/avr/avr.c (avr_override_options): Remove initialization of
3741 avr_case_values_threshold variable.
3742 (avr_case_values_threshold): Remove variable. Add new function.
3743 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3744 * config/avr/avr.opt (mno-tablejump): Remove option.
3745 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3747 2009-04-01 DJ Delorie <dj@redhat.com>
3749 * varasm.c (default_function_rodata_section): Don't assume
3750 anything about where the first '.' in the section name is.
3752 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3754 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3755 rs6000_emit_stack_tie.
3757 2009-03-31 Ian Lance Taylor <iant@google.com>
3759 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3760 gimple_code with GIMPLE_RESX, not RESX.
3762 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3764 * c-common.c (c_get_ident): New.
3765 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3767 2009-04-01 Ben Elliston <bje@au.ibm.com>
3769 * config/rs6000/sysv4.opt (msdata): Improve option description.
3771 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3773 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3774 (divdf3_internal_lat): Remove.
3775 (divxf3_internal_lat): Remove.
3776 (divxf3_internal_thr): Remove.
3777 (divxf): Use divxf3_internal.
3778 * config/ia64/div.md (divsf3_internal_lat): New.
3779 (divdf3_internal_lat): New.
3780 (divxf3_internal): New.
3782 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3785 * Makefile.in (USE_GCC_STDINT): Define.
3786 (stmp-int-hdrs): Install stdint.h if applicable.
3787 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3789 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3790 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3791 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3792 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3793 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3794 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3795 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3796 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3797 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3798 (c_common_nodes_and_builtins): Initialize
3799 underlying_wchar_type_node. Do not initialize
3800 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3801 nodes for new types.
3802 (c_stddef_cpp_builtins): Define macros for new types.
3803 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3805 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3806 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3807 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3808 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3809 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3810 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3811 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3812 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3813 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3814 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3815 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3816 int16_type_node, int32_type_node, int64_type_node,
3817 uint8_type_node, uint16_type_node, c_uint32_type_node,
3818 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3819 int_least32_type_node, int_least64_type_node,
3820 uint_least8_type_node, uint_least16_type_node,
3821 uint_least32_type_node, uint_least64_type_node,
3822 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3823 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3824 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3825 uintptr_type_node): Define.
3826 * c-cppbuiltin.c (builtin_define_constants,
3827 builtin_define_type_minmax): New.
3828 (builtin_define_stdint_macros): Define more macros.
3829 (c_cpp_builtins): Define more limit macros.
3831 (builtin_define_type_max): Define in terms of
3832 builtin_define_type_minmax. Remove is_long parameter. All
3834 * config.gcc (use_gcc_stdint): Define.
3835 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3836 Add newlib-stdint.h for generic targets.
3837 * config/glibc-stdint.h, config/newlib-stdint.h,
3838 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3839 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3840 * config/score/score.h (UINTPTR_TYPE): Define.
3841 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3842 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3843 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3844 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3845 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3846 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3847 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3848 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3849 * config/spu/spu.h (STDINT_LONG32): Define.
3850 * configure.ac (use_gcc_stdint): Substitute.
3851 * configure: Regenerate.
3852 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
3853 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
3854 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
3855 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
3856 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
3857 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
3858 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
3859 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
3860 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
3861 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
3862 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
3863 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
3864 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
3865 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
3866 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
3867 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
3868 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
3869 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
3870 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
3871 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
3872 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
3873 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
3874 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3875 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3876 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3877 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3878 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3879 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3880 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
3882 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
3884 * loop-iv.c (suitable_set_for_replacement): Renamed from
3885 simplify_using_assignment; changed to return bool and to accept new
3886 args DEST and SRC. Return true iff we find a source/destination pair
3887 that can be used to make a replacement, and fill SRC and DEST if so.
3888 Remove arg ALTERED. Don't deal with altered regs here. All callers
3890 (simplify_using_initial_values): Deal with altered regs here and track
3891 more precisely the effect they have on the validity of our expression.
3893 * loop-iv.c (simplify_using_condition): A condition of the form
3894 (EQ REG CONST) can be used to simply make a substitution.
3895 (simplify_using_initial_values): Keep track of conditions we have seen
3896 and keep using them to simplify new expressions, while applying the
3897 same substitutions to them as to the expression.
3899 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3900 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3903 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3904 changed. Use this when trying to improve the upper bound.
3905 Generate the comparison by using simplify_gen_relational.
3907 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3909 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3911 (simplify_using_assignment, simplify_using_initial_values): Call
3912 replace_in_expr to make replacements. Call replace_single_def_regs
3913 once on the initial version of the expression.
3915 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3918 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3920 2009-03-31 Richard Guenther <rguenther@suse.de>
3923 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3924 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3926 2009-03-31 Richard Guenther <rguenther@suse.de>
3928 * tree.h (div_if_zero_remainder): Declare.
3929 * fold-const.c (div_if_zero_remainder): Export.
3930 * tree-ssa-forwprop.c
3931 (forward_propagate_addr_into_variable_array_index): Handle
3932 constant array index addition outside of the variable index.
3934 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3937 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3938 define_splits, floatunssi<mode>2): Require x87 conversions from
3939 DImode to be permitted.
3941 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3943 PR preprocessor/15638
3944 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3946 2009-03-31 Richard Guenther <rguenther@suse.de>
3950 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3951 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3952 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3953 a separate statement.
3954 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3955 (lookup_tmp_var): Likewise.
3956 (is_gimple_formal_tmp_or_call_rhs): Remove.
3957 (is_gimple_reg_or_call_rhs): Rename to ...
3958 (is_gimple_reg_rhs_or_call): ... this.
3959 (is_gimple_mem_or_call_rhs): Rename to ...
3960 (is_gimple_mem_rhs_or_call): ... this.
3961 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3962 DECL_GIMPLE_REG_P only if is_formal is true.
3963 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3964 for non-proper post-modify expression gimplification.
3965 (gimplify_self_mod_expr): For post-modify expressions gimplify
3966 the lvalue to a minimal lvalue.
3967 (rhs_predicate_for): Remove formal temp case.
3968 (gimplify_modify_expr_rhs): Likewise.
3969 (gimplify_addr_expr): Use is_gimple_reg.
3970 (gimplify_expr): Remove formal temp cases.
3971 (gimple_regimplify_operands): Likewise.
3972 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3973 and FILTER_EXPR like constants.
3974 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3976 (is_gimple_formal_tmp_rhs): Remove.
3977 (is_gimple_reg_rhs): Remove special casing.
3978 (is_gimple_mem_rhs): Fix.
3979 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3980 (is_gimple_formal_tmp_var): Remove.
3981 (is_gimple_formal_tmp_reg): Likewise.
3982 (is_gimple_min_lval): Allow invariant component ref parts.
3983 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3984 is_gimple_formal_tmp_reg): Remove declarations.
3985 * tree-cfg.c (verify_expr): Verify that variables with address
3986 taken do not have DECL_GIMPLE_REG_P set.
3987 * tree-mudflap.c (mf_build_check_statement_for): Use
3988 force_gimple_operand instead of gimplify_expr.
3990 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3992 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3993 schedulable rows to compute_split_row.
3995 2009-03-31 Ben Elliston <bje@au.ibm.com>
3998 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4001 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4003 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4004 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4005 * configure: Regenerate.
4006 * config.in: Regenerate.
4007 * config/rs6000/rs6000.opt (mtls-markers): Add.
4008 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4009 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4010 (tls_ld_aix, tls_ld_sysv): Likewise.
4011 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4012 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4014 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4016 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4018 2009-03-30 Jan Hubicka <jh@suse.cz>
4020 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4022 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4023 detection and label handling.
4025 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4027 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4028 left_conflicts_size.
4029 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4030 ALLOCNO_LEFT_CONFLICTS_SIZE.
4032 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4033 remove_allocno_from_bucket_and_push,
4034 allocno_spill_priority_compare, push_allocnos_to_stack,
4035 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4036 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4037 (setup_allocno_left_conflicts_num): Ditto. Rename to
4038 setup_allocno_left_conflicts_size.
4039 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4040 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4041 setup_allocno_left_conflicts_size instead of
4042 setup_allocno_left_conflicts_num.
4044 * ira-build.c (ira_create_allocno): Use
4045 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4046 ALLOCNO_LEFT_CONFLICTS_NUM.
4048 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4050 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4051 instead of DF_LR_OUT.
4053 * ira-lives.c (process_bb_node_lives): Ditto.
4055 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4056 instead of DF_LR_{OUT,IN}.
4058 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4060 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4062 2009-03-30 Jan Hubicka <jh@suse.cz>
4064 * except.c (label_to_region_map): Fix thinko.
4066 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4069 * tree.h (tree_find_value): New declaration.
4070 * tree.c (tree_find_value): New function.
4071 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4073 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4076 * c-decl.c (struct c_binding): Add locus field.
4077 (bind): Add locus argument, set locus field from it.
4078 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4079 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4080 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4081 implicitly_declare, undeclared_variable, lookup_label,
4082 declare_label, c_make_fname_decl, c_builtin_function,
4083 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4086 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/i386.c (classify_argument): Check total size of
4092 2009-03-30 Martin Jambor <mjambor@suse.cz>
4094 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4095 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4096 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4099 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4100 seen_variable_array_ref while also traversing a union.
4102 * tree-inline.c (optimize_inline_calls): Do not call
4103 cgraph_node_remove_callees.
4104 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4105 (pass_remove_cgraph_callee_edges): New variable.
4106 * passes.c (init_optimization_passes): Add
4107 pass_remove_cgraph_callee_edges after early inlining and before all
4108 late intraprocedural passes.
4110 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4112 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4114 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4117 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4119 * combine.c (simplify_comparison): Use have_insn_for.
4120 * dojump.c (do_jump): Likewise.
4122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4124 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4125 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4126 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4127 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4128 instead of sparc_compare_emitted.
4129 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4130 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4131 instead of sparc_compare_emitted.
4133 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4135 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4136 enter/exit cfglayout mode.
4137 (pass_partition_block): Require it.
4138 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4139 (combine_instructions): Track basic blocks instead of labels.
4140 (update_cfg_for_uncondjump): New.
4141 (try_combine): Use it. Update jumps after rescanning.
4142 (pass_combine): Require PROP_cfglayout.
4143 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4147 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4148 Provide/destroy PROP_cfglayout respectively.
4149 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4150 * tree-pass.h (PROP_cfglayout): New.
4152 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4154 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4155 fold_convert_const_fixed_from_fixed,
4156 fold_convert_const_fixed_from_int,
4157 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4158 set TREE_CONSTANT_OVERFLOW.
4159 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4160 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4162 2009-03-30 Ira Rosen <irar@il.ibm.com>
4164 * tree-vect-loop-manip.c: New file.
4165 * tree-vectorizer.c: Update documentation and included files.
4166 (vect_loop_location): Make extern.
4167 (rename_use_op): Move to tree-vect-loop-manip.c
4168 (rename_variables_in_bb, rename_variables_in_loop,
4169 slpeel_update_phis_for_duplicate_loop,
4170 slpeel_update_phi_nodes_for_guard1,
4171 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4172 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4173 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4174 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4175 find_loop_location): Likewise.
4176 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4177 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4178 get_vectype_for_scalar_type, vect_is_simple_use,
4179 supportable_widening_operation, supportable_narrowing_operation):
4181 (bb_in_loop_p): Move to tree-vect-loop.c.
4182 (new_loop_vec_info, destroy_loop_vec_info,
4183 reduction_code_for_scalar_code, report_vect_op,
4184 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4185 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4186 (vect_supportable_dr_alignment): Likewise.
4187 * tree-vectorizer.h (tree-data-ref.h): Include.
4188 (vect_loop_location): Declare.
4189 Reorganize function declarations according to the new file structure.
4190 * tree-vect-loop.c: New file.
4191 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4192 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4193 * tree-vect-data-refs.c: New file.
4194 * tree-vect-patterns.c (timevar.h): Don't include.
4195 * tree-vect-stmts.c: New file.
4196 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4197 tree-vect-slp.c, tree-vect-loop.c.
4198 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4199 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4200 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4201 (tree-vect-analyze.o): Remove.
4202 (tree-vect-transform.o): Likewise.
4203 (tree-vect-data-refs.o): Add rule.
4204 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4205 tree-vect-slp.o): Likewise.
4206 (tree-vect-patterns.o): Remove redundant dependencies.
4207 (tree-vectorizer.o): Likewise.
4208 * tree-vect-slp.c: New file.
4210 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4212 * optc-gen.awk: Warn if an option flag has multiple different
4215 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4217 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4218 -floop-block): Document dependences on PPL, CLooG and Graphite.
4220 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4222 PR rtl-optimization/323
4223 * c-common.c (c_fully_fold, convert_and_check,
4224 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4225 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4226 * c-common.def (EXCESS_PRECISION_EXPR): New.
4227 * c-cppbuiltin.c (builtin_define_float_constants): Define
4228 constants with enough digits for long double.
4229 * c-lex.c (interpret_float): Interpret constant with excess
4230 precision where appropriate.
4231 * c-opts.c (c_common_post_options): Set
4232 flag_excess_precision_cmdline. Give an error for
4233 -fexcess-precision=standard for C++ for processors where the
4234 option is significant.
4235 * c-parser.c (c_parser_conditional_expression): Handle excess
4236 precision in condition.
4237 * c-typeck.c (convert_arguments): Handle arguments with excess
4239 (build_unary_op): Move excess precision outside operation.
4240 (build_conditional_expr): Likewise.
4241 (build_compound_expr): Likewise.
4242 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4243 (build_modify_expr): Handle excess precision in RHS.
4244 (convert_for_assignment): Handle excess precision in converted
4246 (digest_init, output_init_element, process_init_element): Handle
4247 excess precision in initializer.
4248 (c_finish_return): Handle excess precision in return value.
4249 (build_binary_op): Handle excess precision in operands and add
4250 excess precision as needed for operation.
4251 * common.opt (-fexcess-precision=): New option.
4252 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4253 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4254 For standard excess precision, output explicit conversion to and
4255 truncation from XFmode.
4256 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4257 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4258 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4259 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4260 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4261 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4262 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4263 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4264 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4265 define_splits, sqrt<mode>2): Disable where appropriate for
4266 standard excess precision.
4267 * convert.c (convert_to_real): Do not shorten arithmetic to type
4268 for which excess precision would be used.
4269 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4270 * doc/invoke.texi (-fexcess-precision=): Document option.
4271 (-mfpmath=): Correct index entry.
4272 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4273 flag_excess_precision): New.
4274 * langhooks.c (lhd_post_options): Set
4275 flag_excess_precision_cmdline.
4276 * opts.c (common_handle_option): Handle -fexcess-precision=.
4277 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4278 init_excess_precision): New.
4279 (lang_dependent_init_target): Call init_excess_precision.
4280 * tree.c (excess_precision_type): New.
4281 * tree.h (excess_precision_type): Declare.
4283 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4286 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4287 non-lvalue to component.
4289 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4291 PR preprocessor/34695
4292 * Makefile.in (c-opts.o): Depend on c-tree.h.
4293 * c-common.c: Move down include of diagnostic.h.
4294 (done_lexing, c_cpp_error): New.
4295 * c-common.h (done_lexing): Declare.
4296 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4298 * c-opts.c: Include c-tree.h.
4299 (c_common_init_options): Set preprocessor error callback.
4300 (c_common_handle_option): Do not set preprocessor
4301 inhibit_warnings, warnings_are_errors, warn_system_headers,
4302 pedantic_errors or inhibit_warnings flags.
4303 (c_common_post_options): Do not check cpp_errors (parse_in).
4304 (c_common_finish): Do not output dependencies if there were
4305 errors. Do not check return value of cpp_finish.
4306 * c-ppoutput.c (pp_file_change): Set input_location.
4307 * c-tree.h (c_cpp_error): Declare.
4308 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4310 (diagnostic_build_prefix): Check override_column.
4311 * diagnostic.h (diagnostic_info): Add override_column field.
4312 (diagnostic_override_column): Define.
4314 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4316 * c-common.c (c_expand_expr, c_staticp): Remove.
4317 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4318 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4319 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4320 * c-gimplify.c (gimplify_compound_literal_expr,
4321 optimize_compound_literals_in_ctor): Remove.
4322 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4323 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4324 * c-semantics.c (emit_local_var): Remove.
4326 * langhooks-def.h (lhd_expand_expr): Remove.
4327 * langhooks.c (lhd_expand_expr): Remove.
4328 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4330 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4331 handling from c-semantics.c; don't call into langhook.
4332 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4333 * gimplify.c (gimplify_compound_literal_expr,
4334 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4335 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4336 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4337 as was done in c-gimplify.c.
4338 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4339 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4340 Move from c-common.h.
4341 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4343 * tree.c (staticp): Do not call langhook.
4344 * langhooks.c (lhd_staticp): Delete.
4345 * langhooks-def.h (lhd_staticp): Delete prototype.
4346 (LANG_HOOKS_STATICP): Delete.
4347 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4349 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4350 instead of DECL_STMTs.
4352 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4360 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4362 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4363 contained expression.
4364 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4365 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4366 conditional expressions for C.
4367 (decl_constant_value_for_optimization): Move from
4368 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4369 whether optimizing and that the expression is a VAR_DECL not of
4370 array type instead of doing such checks in the caller. Do not
4371 check pedantic. Call gcc_unreachable for C++.
4372 * c-common.def (C_MAYBE_CONST_EXPR): New.
4373 * c-common.h (c_fully_fold, c_save_expr,
4374 decl_constant_value_for_optimization): New prototypes.
4375 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4376 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4377 EXPR_INT_CONST_OPERANDS): Define.
4378 * c-convert.c (convert): Strip nops from expression.
4379 * c-decl.c (groktypename): Take extra parameters expr and
4380 expr_const_operands. Update call to grokdeclarator.
4381 (start_decl): Update call to grokdeclarator. Add statement for
4382 expressions used in type of decl.
4383 (grokparm): Update call to grokdeclarator.
4384 (push_parm_decl): Update call to grokdeclarator.
4385 (build_compound_literal): Add parameter non_const and build a
4386 C_MAYBE_COSNT_EXPR if applicable.
4387 (grokdeclarator): Take extra parameters expr and
4388 expr_const_operands. Track expressions used in declaration
4389 specifiers and declarators. Fold array sizes and track whether
4390 they are constant expressions and whether they are integer
4391 constant expressions.
4392 (parser_xref_tag): Set expr and expr_const_operands fields in
4394 (grokfield): Update call to grokdeclarator.
4395 (start_function): Update call to grokdeclarator.
4396 (build_null_declspecs): Set expr and expr_const_operands fields in
4398 (declspecs_add_type): Handle expressions in typeof specifiers.
4399 * c-parser.c (c_parser_declspecs): Set expr and
4400 expr_const_operands fields for declaration specifiers.
4401 (c_parser_enum_specifier): Likewise.
4402 (c_parser_struct_or_union_specifier): Likewise.
4403 (c_parser_typeof_specifier): Likewise. Update call to
4404 groktypename. Fold expression as needed. Return expressions with
4405 type instead of adding statements.
4406 (c_parser_attributes): Update calls to c_parser_expr_list.
4407 (c_parser_statement_after_labels): Fold expression before passing
4408 to objc_build_throw_stmt.
4409 (c_parser_condition): Fold expression.
4410 (c_parser_asm_operands): Fold expression.
4411 (c_parser_conditional_expression): Use c_save_expr. Update call
4412 to build_conditional_expr.
4413 (c_parser_alignof_expression): Update call to groktypename.
4414 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4415 original_code. Fold expression argument of va_arg. Create
4416 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4417 argument to va_arg. Update calls to groktypename. Fold array
4418 index for offsetof. Verify that first argument to
4419 __builtin_choose_expr has integer type.
4420 (c_parser_postfix_expression_after_paren_type): Update calls to
4421 groktypename and build_compound_literal. Handle expressions with
4422 side effects in type name.
4423 (c_parser_postfix_expression_after_primary): Update call to
4424 c_parser_expr_list. Set original_code for calls to
4425 __builtin_constant_p.
4426 (c_parser_expr_list): Take extra parameter fold_p. Fold
4427 expressions if requested.
4428 (c_parser_objc_type_name): Update call to groktypename.
4429 (c_parser_objc_synchronized_statement): Fold expression.
4430 (c_parser_objc_receiver): Fold expression.
4431 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4432 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4433 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4434 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4435 (struct c_typespec): Add elements expr and expr_const_operands.
4436 (struct c_declspecs): Add elements expr and expr_const_operands.
4437 (groktypename, build_conditional_expr, build_compound_literal):
4439 (in_late_binary_op): Declare.
4440 * c-typeck.c (note_integer_operands): New function.
4441 (in_late_binary_op): New variable.
4442 (decl_constant_value_for_broken_optimization): Move to c-common.c
4443 and rename to decl_constant_value_for_optimization.
4444 (default_function_array_conversion): Do not strip nops.
4445 (default_conversion): Do not call
4446 decl_constant_value_for_broken_optimization.
4447 (build_array_ref): Do not fold result.
4448 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4449 result when operand is a VLA.
4450 (c_expr_sizeof_type): Update call to groktypename. Handle
4451 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4452 result when operand names a VLA type.
4453 (build_function_call): Update call to build_compound_literal.
4454 Only fold result for calls to __builtin_* functions. Strip
4455 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4456 the function designator.
4457 (convert_arguments): Fold arguments. Update call to
4458 convert_for_assignment.
4459 (build_unary_op): Handle increment and decrement of
4460 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4461 decrement earlier. Fold operand of increment and decrement.
4462 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4463 built for integer operand. Wrap returns that are INTEGER_CSTs
4464 without being integer constant expressions or that have integer
4465 constant operands without being INTEGER_CSTs.
4466 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4467 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4468 result is an integer constant expression or can be used in
4469 unevaluated parts of one and avoid folding and wrap as
4470 appropriate. Fold operands before possibly doing -Wsign-compare
4472 (build_compound_expr): Wrap result for C99 if operands can be used
4473 in integer constant expressions.
4474 (build_c_cast): Update call to digest_init. Do not ignore
4475 overflow from casting floating-point constants to integers. Wrap
4476 results that could be confused with integer constant expressions,
4477 null pointer constants or floating-point constants.
4478 (c_cast_expr): Update call to groktypename. Handle expressions
4479 included in type name.
4480 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4481 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4482 Update calls to convert_for_assignment.
4483 (convert_for_assignment): Take new parameter
4484 null_pointer_constant. Do not strip nops or call
4485 decl_constant_value_for_broken_optimization. Set
4486 in_late_binary_op for conversions to boolean.
4487 (store_init_value): Update call to digest_init.
4488 (digest_init): Take new parameter null_pointer_constant. Do not
4489 call decl_constant_value_for_broken_optimization. pedwarn for
4490 initializers not constant expressions. Update calls to
4491 convert_for_assignment.
4492 (constructor_nonconst): New.
4493 (struct constructor_stack): Add nonconst element.
4494 (really_start_incremental_init, push_init_level, pop_init_level):
4495 Handle constructor_nonconst and nonconst element.
4496 (set_init_index): Call constant_expression_warning for array
4498 (output_init_element): Fold value. Set constructor_nonconst as
4499 applicable. pedwarn for initializers not constant expressions.
4500 Update call to digest_init. Call constant_expression_warning
4501 where constant initializers are required.
4502 (process_init_element): Use c_save_expr.
4503 (c_finish_goto_ptr): Fold expression.
4504 (c_finish_return): Fold return value. Update call to
4505 convert_for_assignment.
4506 (c_start_case): Fold switch expression.
4507 (c_process_expr_stmt): Fold expression.
4508 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4509 ensure statement expression is not evaluated in constant expression.
4510 (build_binary_op): Track whether results are integer constant
4511 expressions or may occur in such, disable folding and wrap results
4512 as applicable. Fold operands for -Wsign-compare warnings unless
4514 (c_objc_common_truthvalue_conversion): Handle results folded to
4515 integer constants that are not integer constant expressions.
4516 * doc/extend.texi: Document when typeof operands are evaluated,
4517 that condition of __builtin_choose_expr is an integer constant
4518 expression, and more about use of __builtin_constant_p in
4521 2009-03-29 Richard Guenther <rguenther@suse.de>
4523 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4524 propagate addresses of array references.
4526 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4528 * regmove.c (perhaps_ends_bb_p): Remove.
4529 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4530 from INSN and check that the main loop stays within that basic block.
4531 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4532 (regmove_forward_pass): Split out from regmove_optimize. Use
4533 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4534 (regmove_backward_pass): Split out from regmove_optimize. Use
4535 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4536 (regmove_optimize): Simplify.
4538 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4541 * config/i386/i386.c (classify_argument): Ignore flexible array
4542 member in struct and warn ABI change.
4544 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4546 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4548 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4549 (ix86_adjust_cost): Updated.
4551 2009-03-29 Jan Hubicka <jh@suse.cz>
4554 * tree-pass.h (pass_cleanup_eh): New function.
4555 (remove_unreachable_regions): Break code handling RTL
4556 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4557 that can not be reached by runtime.
4558 (can_be_reached_by_runtime): New function.
4559 (label_to_region_map): New function.
4560 (num_eh_regions): New function.
4561 (rtl_remove_unreachable_regions): New function.
4562 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4563 (remove_eh_region): New function.
4564 * except.h: Include sbitmap and vecprim.
4565 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4566 num_eh_regions): Declare.
4567 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4568 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4569 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4570 (tree_empty_eh_handler_p): New function.
4571 (cleanup_empty_eh): New function.
4572 (cleanup_eh): New function.
4573 (pass_cleanup_eh): New function.
4575 2009-03-29 Jan Hubicka <jh@suse.cz>
4577 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4578 for removed regions.
4580 2009-03-29 Jan Hubicka <jh@suse.cz>
4582 * except.c (dump_eh_tree): Dump all datastructures.
4584 2009-03-29 Jan Hubicka <jh@suse.cz>
4586 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4587 (duplicate_eh_regions_1): Likewise.
4588 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4589 vector; call EH verification.
4590 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4591 Be ready for region being removed.
4593 2009-03-29 Jan Hubicka <jh@suse.cz>
4595 * bitmap.c (bitmap_last_set_bit): New function.
4596 * bitmap.h (bitmap_last_set_bit): Declare.
4598 2009-03-29 David Ayers <ayers@fsfe.org>
4601 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4602 by calling objc_compare_types and surpress warnings about
4603 incompatible C pointers that are compatible ObjC pointers.
4605 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4607 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4608 call initialize_inline_failed.
4609 (initialize_inline_failed): Move it from here ...
4610 * cgraph.c (initialize_inline_failed): ... to here.
4611 (cgraph_create_edge): Call initialize_inline_failed rather than
4612 setting inline_failed directly.
4614 2009-03-29 Ben Elliston <bje@au.ibm.com>
4617 * sysv4.opt (msdata): Improve comment.
4618 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4619 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4621 2009-03-29 Ben Elliston <bje@au.ibm.com>
4624 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4625 load and store attributes.
4627 2009-03-29 Ben Elliston <bje@au.ibm.com>
4629 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4630 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4631 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4632 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4633 __builtin_infq and __builtin_huge_valq.
4635 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4637 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4639 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4640 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4642 2009-03-28 Xinliang David Li <davidxl@google.com>
4644 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4645 (do_dbg_cnt): New function.
4647 2009-03-28 Jan Hubicka <jh@suse.cz>
4649 Merge from pretty-ipa:
4651 2009-03-27 Jan Hubicka <jh@suse.cz>
4653 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4654 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4655 * passes.c (function_called_by_processed_nodes_p): New.
4656 * ipa-pure-const.c (check_call): Fix handling of operands.
4657 (analyze_function): Dump debug output for skipped bodies.
4658 (local_pure_const): Use function_called_by_processed_nodes_p.
4659 * dwarf2out.c (reference_to_unused): Use output.
4660 * passes.c (do_per_function_toporder): Likewise.
4662 2008-11-12 Jan Hubicka <jh@suse.cz>
4664 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4665 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4666 state_set_in_source enum
4667 (check_decl): Ignore memory tags; do not set fake looping flags;
4669 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4670 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4671 (check_call, analyze_function): Rewrite.
4673 (add_new_function): Update call of analyze_function.
4674 (generate_summary): Add call of analyze_function.
4675 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4676 (local_pure_const): New function.
4677 (pass_local_pure_const): New pass.
4678 * ipa-inline.c (inline_transform): Set after_inlining.
4679 * tree-eh.c (stmt_can_throw_external): New.
4680 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4681 work with aliasing built.
4682 * tree-flow.h (stmt_can_throw_external): New.
4683 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4684 and local pure/const pass in early and late optimization queue.
4686 2009-03-28 Martin Jambor <mjambor@suse.cz>
4688 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4690 (fold_binary): Allow function decl aligment consideration is the
4691 second argument is integer constant one.
4692 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4693 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4694 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4696 2009-03-28 Jan Hubicka <jh@suse.cz>
4698 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4699 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4700 * function.h (rtl_data): Add nothrow flag.
4701 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4702 set DECL_NOTHROW for AVAILABLE functions.
4704 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4706 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4707 following vector keyword has expansion starting with pixel or bool
4708 keyword, expand vector to __vector and pixel or bool to __pixel or
4712 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4713 warn_if_disallowed_function_p): Removed.
4714 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4715 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4716 warning_if_disallowed_function_p.
4717 * flags.h (warn_if_disallowed_function_p,
4718 warn_disallowed_functions): Removed.
4719 * common.opt (Wdisallowed-function-list=): Removed.
4720 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4722 2009-03-28 Richard Guenther <rguenther@suse.de>
4724 PR tree-optimization/38723
4725 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4728 2009-03-28 Jan Hubicka <jh@suse.cz>
4730 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4731 test introduced by my previous patch.
4733 2009-03-28 Richard Guenther <rguenther@suse.de>
4735 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4736 the PHIs value undefined.
4738 2009-03-28 Jan Hubicka <jh@suse.cz>
4740 * tree-pass.h (pass_fixup_cfg): New pass.
4741 * ipa-inline.c (inline_transform): Set
4742 always_inline_functions_inlined/after_inlining.
4743 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4744 (pass_fixup_cfg): New pass.
4745 * passes.c (init_optimization_passes): Add fixup_cfg.
4747 2009-03-28 Richard Guenther <rguenther@suse.de>
4749 PR tree-optimization/38458
4750 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4751 argument use the arguments copy-of value.
4753 2009-03-28 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/38180
4756 * tree-ssa-ccp.c (get_default_value): Simplify.
4757 (likely_value): Likewise.
4758 (surely_varying_stmt_p): Properly handle VOP case.
4759 (ccp_initialize): Likewise.
4760 (ccp_fold): Handle propagating through *&.
4761 (fold_const_aggregate_ref): Also handle decls.
4763 2009-03-28 Jan Hubicka <jh@suse.cz>
4765 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4766 * cgraph.h (cgraph_node): Likewise.
4767 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4768 (cgraph_reset_node): Use process flag.
4769 (cgraph_mark_functions_to_output): Likewise.
4770 (cgraph_expand_function): Likewise.
4771 (cgraph_expand_all_functions): Likewise.
4772 (cgraph_output_in_order): Likewise.
4773 * dwarf2out.c (reference_to_unused): Likewise.
4774 * passes.c do_per_function_toporder): Likewise.
4776 2009-03-28 Jan Hubicka <jh@suse.cz>
4778 Bring from lto-branch:
4780 2008-09-03 Doug Kwan <dougkwan@google.com>
4782 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4783 enums instead of reason strings.
4784 * cgraph.c (cgraph_create_edge): Same.
4785 (cgraph_inline_failed_string): New function.
4786 * cgraph.h (cgraph_inline_failed_t): New enum type.
4787 (cgraph_inline_failed_string): New prototype.
4788 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4789 char pointer to cgraph_inline_failed_t.
4790 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4791 (cgraph_default_inline_p): Ditto.
4792 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4793 to cgraph_inline_failed_t pointer.
4794 * cif-code.def: New file.
4795 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4797 (cgraph_check_inline_limits): Change type of REASON to pointer to
4798 cgraph_inline_failed_t. Replace reason strings with enums.
4799 (cgraph_default_inline_p): Ditto.
4800 (cgraph_recursive_inlining_p): Ditto.
4801 (update_caller_keys): Change type of FAILED_REASON to
4802 cgraph_inline_failed_t.
4803 (cgraph_set_inline_failed): Change type of REASON to pointer to
4804 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4805 convert enums to strings for text output.
4806 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4807 to be of type cgraph_inline_failed_t. Replace reason strings with
4808 enums. Call cgraph_inline_failed_string to covert enums
4809 to strings for text output.
4810 (cgraph_decide_inlining): Replace reason strings with enums.
4811 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4812 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4814 * tree-inline.c (expand_call_inline): Change type of REASON
4815 to cgraph_inline_failed_t. Replace reason strings with enums.
4816 Call cgraph_inline_failed_string for text output.
4817 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4820 2009-03-28 Jan Hubicka <jh@suse.cz>
4822 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4823 cgraph_clone_node): Remove master clone handling.
4824 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4825 * cgraph.h (master_clone): Remove.
4826 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4827 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4828 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4830 2009-03-28 Jan Hubicka <jh@suse.cz>
4832 * cgraph.c (cgraph_function_body_availability): Functions declared
4833 inline are always safe to assume that it is not going to be replaced.
4835 2009-03-28 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/38513
4838 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4839 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4840 EXC_PTR_EXPR and FILTER_EXPR.
4841 (get_ref_from_reference_ops): Likewise.
4843 2009-03-28 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/38968
4846 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4847 Use FLOOR_MOD_EXPR to compute misalignment.
4849 2009-03-28 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/37795
4852 * tree.h (combine_comparisons): Declare.
4853 * fold-const.c (combine_comparisons): Export.
4854 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
4856 (ifcombine_iforif): Use combine_comparisons.
4858 2009-03-28 Jan Hubicka <jh@suse.cz>
4860 * tree-eh.c (inlinable_call_p): New function.
4861 (make_eh_edges): Use it.
4862 (verify_eh_edges): Use it.
4863 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
4864 * except.c (reachable_next_level): Add inlinable_function argument
4865 (sjlj_find_directly_reachable_regions): Update.
4866 (add_reachable_handler): Do not set saw_any_handlers.
4867 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
4868 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4869 Add new inlinable call parameter.
4870 (can_throw_internal, can_throw_external): Update.
4871 * except.h (can_throw_internal_1, can_throw_external_1,
4872 foreach_reachable_handler): Update declaration.
4874 2009-03-28 Joseph Myers <joseph@codesourcery.com>
4876 * config/arm/t-arm-coff, config/h8300/coff.h,
4877 config/i386/i386-aout.h, config/i386/i386-coff.h,
4878 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
4879 config/pdp11/2bsd.h, config/rs6000/aix41.h,
4880 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
4881 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
4882 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
4883 sys-types.h: Remove.
4884 * Makefile.in: Remove protoize and fixproto support and references
4886 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4887 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4889 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4890 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4891 unprotoize$(exeext).
4892 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4893 (.PHONY): Don't depend on proto.
4894 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4895 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4896 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4897 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4898 build/gen-protos.o, build/scan.o, xsys-protos.h,
4899 build/fix-header$(build_exeext), build/fix-header.o,
4900 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4901 stmp-install-fixproto): Remove.
4902 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4903 SYSCALLS.c or fixproto files.
4904 (install-common): Don't install protoize.
4905 (install-headers-tar, install-headers-cpio, install-headers-cp):
4906 Don't depend on $(STMP_FIXPROTO).
4907 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4908 install fixproto files or write out fixproto settings.
4909 (uninstall): Don't uninstall protoize.
4910 * config.gcc (use_fixproto): Remove.
4911 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4912 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4913 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4914 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4915 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4916 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4917 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4918 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4919 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4920 * config/t-vxworks (STMP_FIXPROTO): Remove.
4921 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4922 STMP_FIXPROTO): Remove.
4923 * config.in, configure: Regenerate.
4924 * crtstuff.c (gid_t, uid_t): Don't undefine.
4925 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4926 (arm-*-coff, arm-*-aout: Remove target entries.
4927 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4928 Remove mention of AIX 4.1.
4929 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4930 * doc/invoke.texi (Running Protoize): Remove.
4931 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4932 (Protoize Caveats): Remove.
4933 * tsystem.h: Update comments on headers assumed to exist.
4935 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4937 * genautomata.c: Add a new year to the copyright. Add a new
4939 (struct insn_reserv_decl): Add comments for member bypass_list.
4940 (find_bypass): Remove.
4941 (insert_bypass): New.
4942 (process_decls): Use insert_bypass.
4943 (output_internal_insn_latency_func): Output all bypasses with the
4944 same input insn in one switch case.
4946 * rtl.def (define_bypass): Describe bypass choice.
4947 * doc/md.texi (define_bypass): Ditto.
4949 2009-03-27 Richard Guenther <rguenther@suse.de>
4951 * gimplify.c (mark_addressable): Export.
4952 * tree-flow.h (mark_addressable): Declare.
4953 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4954 * tree-ssa.c (verify_phi_args): Verify that address taken
4955 variables have TREE_ADDRESSABLE set.
4957 2009-03-27 Richard Guenther <rguenther@suse.de>
4959 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4960 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4961 Do not mark decls TREE_ADDRESSABLE.
4962 (build_fold_addr_expr): Adjust.
4963 (fold_addr_expr): Remove.
4964 (fold_unary): Use build_fold_addr_expr.
4965 (fold_comparison): Likewise.
4966 (split_address_to_core_and_offset): Likewise.
4967 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4969 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4970 (gimplify_modify_expr_to_memcpy): Mark source and destination
4972 * omp-low.c (create_omp_child_function): Mark the object decl
4974 (lower_rec_input_clauses): Mark the var we take the address of
4976 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4981 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4982 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4984 2009-03-27 Richard Guenther <rguenther@suse.de>
4986 PR tree-optimization/39120
4987 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4989 (handle_lhs_call): Process return constraints. Add escape
4990 constraints if necessary.
4991 (handle_const_call): Fill out return constraints. Make nested
4992 case more precise. Avoid consttmp if possible.
4993 (handle_pure_call): Fill out return constraints. Avoid
4994 callused if possible.
4995 (find_func_aliases): Simplify call handling.
4997 2009-03-27 Richard Guenther <rguenther@suse.de>
4999 PR tree-optimization/39120
5000 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5001 as a representative.
5002 (solve_graph): Do propagate CALLUSED.
5003 (handle_pure_call): Use a scalar constraint from CALLUSED for
5005 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5008 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5011 * c-common.c (handle_aligned_attribute): Properly check alignment
5012 overflow. Use (1U << i) instead of (1 << i).
5014 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5016 * expr.h (get_mem_align_offset): Updated.
5018 * tree.h (tree_decl_common): Change align to "unsigned int" and
5019 move it before pointer_alias_set.
5021 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5022 Jakub Jelinek <jakub@redhat.com>
5025 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5026 gr_register_operand with gr_reg_or_0_operand.
5027 (cmpxchg_rel_di): Likewise.
5028 (sync_lock_test_and_set<mode>): Likewise.
5030 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5032 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5033 (true_regnum): Likewise.
5035 * rtlanal.c (subreg_info): Moved to ...
5036 * rtl.h (subreg_info): Here. New.
5037 (subreg_get_info): New.
5039 * rtlanal.c (subreg_get_info): Make it extern.
5041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5044 * config/i386/i386.c (ix86_abi): New.
5045 (override_options): Handle -mabi=.
5046 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5047 (ix86_call_abi_override): Likewise.
5048 (init_cumulative_args): Likewise.
5049 (function_arg_advance): Likewise.
5050 (function_arg_64): Likewise.
5051 (function_arg): Likewise.
5052 (ix86_pass_by_reference): Likewise.
5053 (ix86_function_value_regno_p): Likewise.
5054 (ix86_build_builtin_va_list_abi): Likewise.
5055 (setup_incoming_varargs_64): Likewise.
5056 (is_va_list_char_pointer): Likewise.
5057 (ix86_init_machine_status): Likewise.
5058 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5059 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5060 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5061 (ix86_function_abi): Make it static and return enum calling_abi.
5062 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5064 (ix86_fn_abi_va_list): Updated.
5066 * config/i386/i386.h (ix86_abi): New.
5067 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5068 (CONDITIONAL_REGISTER_USAGE): Likewise.
5069 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5070 (machine_function): Likewise.
5072 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5074 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5075 (STACK_BOUNDARY): Likewise.
5076 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5078 * config/i386/i386.opt (mabi=): New.
5080 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5081 return enum calling_abi.
5082 (ix86_function_type_abi): Likewise.
5083 (ix86_function_abi): Removed.
5085 * doc/invoke.texi: Document -mabi= option for x86.
5087 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5089 * builtins.c (real_dconstp): Delete.
5090 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5092 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5093 Jakub Jelinek <jakub@redhat.com>
5096 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5097 (gen_subprogram_die): When a function is explicit, generate the
5098 DW_AT_explicit attribute.
5099 * langhooks.h (struct lang_hooks_for_decls): Add
5100 function_decl_explicit_p langhook.
5101 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5102 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5104 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5106 * builtins.c (fold_builtin_memory_op): Optimize memmove
5107 into memcpy if we can prove source and destination don't overlap.
5109 * tree-inline.c: Include gt-tree-inline.h.
5110 (clone_fn_id_num): New variable.
5111 (clone_function_name): New function.
5112 (tree_function_versioning): Use it.
5113 * Makefile.in (GTFILES): Add tree-inline.c.
5115 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5117 * BASE-VER: Change to 4.5.0.
5119 2009-03-27 Xinliang David Li <davidxl@google.com>
5121 PR tree-optimization/39557
5122 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5124 2009-03-27 Xinliang David Li <davidxl@google.com>
5126 PR tree-optimization/39548
5127 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5130 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5132 * c-common.c (pointer_int_sum): Use %wd on return from
5135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5137 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5138 on return from tree_low_cst.
5140 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5143 * ginclude/stdarg.h (va_copy): Define also for
5144 __GXX_EXPERIMENTAL_CXX0X__.
5146 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5149 * builtins.h (c_strlen): Do not warn here.
5150 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5151 * c-common.c (pointer_int_sum): Take an explicit location.
5152 Warn about offsets out of bounds.
5153 * c-common.h (pointer_int_sum): Adjust declaration.
5155 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5157 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5160 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5163 * opts.c (warn_if_disallowed_function_p): Don't assume
5164 get_callee_fndecl must return non-NULL.
5166 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5168 PR rtl-optimization/39522
5169 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5170 when reg_reloaded_valid is set.
5172 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5174 * config/spu/divv2df3.c: New file.
5175 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5176 (DPBIT_FUNCS): Filter out _div_df.
5178 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5180 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5181 a jump insn, count that jump in the distance to the loop start.
5183 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5186 * config/sh/sh.c (calc_live_regs): Fix condition for global
5187 registers except PIC_OFFSET_TABLE_REGNUM.
5189 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5192 * doc/invoke.texi (-mconsole): New.
5196 (-mnop-fun-dllimport): New.
5200 (sub section "i386 and x86-64 Windows Options"): New.
5202 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5204 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5205 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5207 2009-03-25 Richard Guenther <rguenther@suse.de>
5210 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5213 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5215 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5216 neither of haifa/selective schedulers are working.
5218 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5220 * doc/invoke.texi (Debugging Options): Fix description of
5221 -fno-merge-debug-strings.
5223 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5225 * config/cris/libgcc.ver: New version-script.
5226 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5228 * configure.ac <GAS features, nop mnemonic>: Add pattern
5229 crisv32-*-* for "nop".
5230 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5231 * configure: Regenerate.
5233 2009-03-24 Ira Rosen <irar@il.ibm.com>
5235 PR tree-optimization/39529
5236 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5237 mark_sym_for_renaming for the tag copied to the new vector
5240 2009-03-24 Arthur Loiret <aloiret@debian.org>
5242 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5243 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5244 EXTRA_SPEC_FUNCTIONS.
5245 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5246 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5247 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5248 -march and -mtune options.
5250 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5252 * config/m68k/t-rtems: Add m5329 multilib.
5254 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5255 Jakub Jelinek <jakub@redhat.com>
5258 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5261 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5264 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5265 instead of c_parser_expression_conv, if original_code isn't one of the
5266 4 allowed comparison codes, fail.
5268 2009-03-23 Richard Guenther <rguenther@suse.de>
5270 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5271 * tree.h (struct tree_type): Likewise.
5272 * reload.h (struct insn_chain): Likewise.
5273 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5274 * function.h (struct function): Likewise.
5275 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5277 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5279 PR tree-optimization/39516
5280 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5282 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5284 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5285 should be set true if BITS_PER_WORD of target is bigger than 32
5287 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5289 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5290 Translate -B-options to -rpath-link. Correct existing
5291 rpath-link and conditionalize on !nostdlib.
5293 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5295 * doc/extend.texi (Function Attributes, Variable Attributes):
5297 * doc/invoke.texi (Debugging Options, Optimize Options)
5298 (i386 and x86-64 Options, MCore Options): Likewise.
5300 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5303 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5304 it for block local namespace aliases.
5305 (gen_decl_die): Pass context_die to gen_namespace_die.
5307 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5310 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5311 minimum or maximum value.
5313 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5315 * reginfo.c (globalize_reg): Recompute derived reg sets.
5317 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5320 * libgcc2.c (mprotect): Do not use signed arguments for
5321 VirtualProtect, use DWORD arguments. Also fix the 'may
5322 be used uninitialized' warning for the np variable.
5324 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5327 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5328 functions using regparm calling conventions when not optimizing.
5329 (ix86_function_sseregparm): Similarly for sseregparm calling
5332 2009-03-19 Li Feng <nemokingdom@gmail.com>
5335 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5336 dependence if the first conflict is after niter iterations.
5338 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5341 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5342 functions with dynamic stack-pointer adjustments.
5344 2009-03-19 Ben Elliston <bje@au.ibm.com>
5346 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5347 option; change to -msdata=data.
5349 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5351 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5354 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5357 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5359 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5361 * doc/invoke.texi (Code Gen Options): Expand discussion of
5364 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5366 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5367 * matrix-reorg.c (struct matrix_info): Likewise.
5368 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5369 * rtl.h (struct mem_attrs): Likewise.
5370 * df.h (struct df): Likewise.
5371 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5372 * ira-int.h (struct ira_allocno): Likewise.
5373 * df-scan.c (struct df_collection_rec): Likewise.
5374 * ira.c (struct equivalence): Likewise.
5375 * function.c (struct temp_slot): Likewise.
5376 * cfgloop.h (struct loop): Likewise.
5379 * function.c (use_register_for_decl): When not optimizing, disregard
5380 register keyword for variables with types containing methods.
5382 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5385 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5386 (is_simple_operand): Call contains_component_ref_p before calling data
5387 reference analysis that would fail on COMPONENT_REFs.
5389 * tree-vrp.c (search_for_addr_array): Fix formatting.
5391 2009-03-18 Richard Guenther <rguenther@suse.de>
5393 * tree-vect-transform.c (vect_loop_versioning): Fold the
5394 generated comparisons.
5395 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5396 (slpeel_tree_peel_loop_to_edge): Likewise.
5398 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5401 * opts.c (print_specific_help): In addition to `undocumented',
5402 accept `separate' and `joined' flags if passed alone. Describe
5403 output by the first matched one of those.
5404 (common_handle_option): Skip over empty strings.
5405 * gcc.c (display_help): Fix help string for `--help='.
5406 * doc/invoke.texi (Option Summary, Overall Options): With
5407 `--help=', classes and qualifiers can both be repeated, but
5408 only the latter can be negated. One should not pass only
5409 negated qualifiers. Fix markup and examples.
5412 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5414 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5415 and -fhelp=separate.
5417 2009-03-17 Jing Yu <jingyu@google.com>
5420 * function.h (struct rtl_data): Move is_thunk from here...
5421 (struct function): ...to here.
5422 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5423 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5425 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5427 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5428 (alpha_output_function_end_prologue): Likewise.
5429 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5430 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5431 (rs6000_output_function_epilogue): Likewise.
5432 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5434 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5438 from different units in a single alternative.
5439 (*truncdfsf_i387): Ditto.
5440 (*truncxfsf2_mixed): Ditto.
5441 (*truncxfdf2_mixed): Ditto.
5443 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5445 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5446 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5449 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5450 unused non-artificial variables when not optimizing.
5453 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5454 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5455 NAMESPACE_DECL in its DECL_INITIAL.
5458 * optabs.c (set_user_assembler_libfunc): New function.
5459 * expr.h (set_user_assembler_libfunc): New prototype.
5460 * c-common.c: Include libfuncs.h.
5461 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5462 for memcmp, memset, memcpy, memmove and abort.
5463 * Makefile.in (c-common.o): Depend on libfuncs.h.
5466 * dwarf2out.c (gen_inlined_enumeration_type_die,
5467 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5468 gen_tagged_type_instantiation_die): Removed.
5469 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5472 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5475 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5477 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5478 (check-parallel-%): Ditto.
5479 (check-consistency): Ditto.
5481 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5483 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5484 local variable rhs by NULL_TREE.
5486 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5489 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5491 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5494 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5496 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5499 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5500 for ms->sysv ABI calls only in 64bit mode.
5502 * config/i386/i386.md (untyped_call): Support 32bit.
5504 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5506 * doc/extend.texi: Replace x86_65 with x86_64.
5508 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5510 PR tree-optimization/39455
5511 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5512 mismatches for POINTER_TYPE_P (type).
5513 (number_of_iterations_le): Likewise.
5515 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5517 * config/picochip/picochip.c: Removed profiling support.
5518 * config/picochip/picochip.md: Removed profiling instruction.
5519 * config/picochip/picochip.h: Removed profiling builtin.
5521 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5523 * doc/install.texi (--with-host-libstdcxx): Document.
5525 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5528 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5529 generate a warning if the function name does not begin with
5530 "__vector" and the function has either the 'signal' or 'interrupt'
5531 attribute, from here to ...
5532 (avr_declare_function_name): ...here. New function.
5533 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5534 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5536 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5539 * cse.c (fold_rtx): Don't modify original const_arg1 when
5540 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5541 separate variable instead.
5542 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5543 from out of range shift counts.
5544 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5546 2009-03-13 Catherine Moore <clm@codesourcery.com>
5548 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5549 diagnostic.h with $(DIAGNOSTIC_H).
5551 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5554 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5556 * config/i386/sync.md (sync_compare_and_swap<mode>,
5557 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5558 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5560 (sync_double_compare_and_swapdi_pic,
5561 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5562 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5564 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5567 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5569 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5572 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5573 (avx_addsubv4df3): Likewise.
5574 (*avx_addsubv4sf3): Likewise.
5575 (sse3_addsubv4sf3): Likewise.
5577 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5580 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5582 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5585 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5586 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5587 registers for allocnos created from user-defined variables.
5589 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5592 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5593 of non-integer mode as well.
5595 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5597 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5598 for functions for which the parameter types are unknown.
5600 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5603 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5604 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5605 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5606 * config/i386/i386.c (ix86_local_alignment): For
5607 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5608 long long variables on the stack to avoid dynamic realignment.
5609 Allow the first argument to be a decl rather than type.
5610 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5612 2009-03-11 Nick Clifton <nickc@redhat.com>
5615 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5617 Add description to mno-lsim option.
5618 * config/mcore/mcore.h: Remove comment about deprecated m4align
5620 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5621 * doc/invoke.texi: Add description of mno-lsim and
5622 mstack-increment options.
5624 * config/fr30/fr30.opt: Document the -mno-lsim option.
5625 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5626 and -mno-lsim options.
5628 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5630 * fold-const.c (fold_comparison): Only call fold_inf_compare
5631 if the mode supports infinities.
5633 2009-03-11 Jason Merrill <jason@redhat.com>
5636 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5637 end already did. Notice GIMPLE_CALL modifications of the result.
5638 Don't copy debug information from an ignored decl or a decl from
5641 2009-03-10 Richard Guenther <rguenther@suse.de>
5642 Nathan Froyd <froydnj@codesourcery.com>
5645 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5646 (__divMODE3): Likewise.
5648 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5650 PR tree-optimization/39394
5651 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5652 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5654 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5656 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5657 inline asms for register asm ("") declarations.
5659 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5661 * fold-const.c (fold_unary): Fix comment.
5663 2009-03-07 Jan Hubicka <jh@suse.cz>
5666 * tree-inline.c (setup_one_parameter): Do replacement of const
5667 argument by constant in SSA form.
5669 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5672 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5673 determine alignment passed to assign_stack_local.
5674 (assign_parms_unsplit_complex): Likewise.
5675 * except.c (sjlj_build_landing_pads): Likewise.
5677 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5680 * tree-flow.h (add_referenced_var): Return bool instead of void.
5681 * tree-dfa.c (add_referenced_var): Return result of
5682 referenced_var_check_and_insert call.
5683 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5684 of referenced_var_check_and_insert.
5687 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5688 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5689 DIE, don't emit it if abstract origin already has it.
5690 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5691 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5693 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5695 * genpreds.c (needs_variable): Fix parentheses at variable name
5697 (write_tm_constrs_h): Indent generated code.
5699 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5701 * doc/extend.texi (Function Attributes): Add documentation
5704 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5707 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5708 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5710 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5712 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5715 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5718 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5719 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5721 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5723 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5724 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5725 constants instead of magic numbers.
5726 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5728 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5729 (x86_64_ms_abi_int_parameter_registers): Ditto.
5730 (x86_64_int_return_registers): Ditto.
5731 (ix86_maybe_switch_abi): Ditto.
5732 (ix86_expand_call): Ditto for clobbered_registers array.
5733 (ix86_hard_regno_mode_ok): Ditto.
5734 (x86_extended_QIreg_mentioned_p): Ditto.
5736 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5738 PR tree-optimization/39349
5739 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5741 * combine.c (gen_lowpart_for_combine): Use omode when generating
5744 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5746 PR rtl-optimization/39235
5747 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5749 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5751 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5753 2009-03-04 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/39362
5756 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5757 that occur in abnormal PHIs should be varying.
5759 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5761 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5763 (simple_iv): Take loop as an argument instead of statement.
5764 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5765 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5767 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5769 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5770 * matrix-reorg.c (analyze_transpose): Ditto.
5771 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5772 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5773 * tree-predcom.c (ref_at_iteration): Ditto.
5774 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5776 2009-03-04 Richard Guenther <rguenther@suse.de>
5778 PR tree-optimization/39358
5779 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5780 escaped_id and callused_id.
5781 (solve_graph): Likewise.
5783 2009-03-04 Richard Guenther <rguenther@suse.de>
5785 PR tree-optimization/39339
5786 * tree-sra.c (try_instantiate_multiple_fields): Make it
5787 no longer ICE on the above.
5789 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5791 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5792 that fits within Pmode.
5794 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5797 * tm.texi (LIBCALL_VALUE): Update description.
5799 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5802 * doc/extend.texi (section): Update description.
5804 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5807 * tree-inline.c (remapped_type): New.
5808 (can_be_nonlocal): Call remapped_type instead of remap_type.
5810 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5813 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5814 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5816 2009-03-03 Richard Guenther <rguenther@suse.de>
5819 * tree.c (tree_nonartificial_location): New function.
5820 * tree.h (tree_nonartificial_location): Declare.
5821 * builtins.c (expand_builtin_memory_chk): Provide location
5822 of the call location for artificial function pieces.
5823 (maybe_emit_chk_warning): Likewise.
5824 (maybe_emit_sprintf_chk_warning): Likewise.
5825 (maybe_emit_free_warning): Likewise.
5826 * expr.c (expand_expr_real_1): Likewise.
5828 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5830 PR tree-optimization/39343
5831 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5832 COMPONENT_REF t has ARRAY_TYPE.
5834 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5837 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5838 when the type precision of the induction variable should be
5839 larger than the type precision of nit.
5840 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5841 * graphite.c (graphite_loop_normal_form): Same.
5842 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5844 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5846 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5847 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5848 numbers to describe clobbered registers.
5849 (*call_value_0_rex64_ms_sysv): Ditto.
5850 * config/i386/mmx.md (mmx_emms): Ditto.
5853 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
5855 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
5858 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5860 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
5861 (spu_section_type_flags): New function.
5863 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5865 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
5866 reg_class_contents of FLOAT_REGS into a temporary.
5868 2009-03-02 Richard Guenther <rguenther@suse.de>
5869 Ira Rosen <irar@il.ibm.com>
5871 PR tree-optimization/39318
5872 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
5873 information to the vectorized statement.
5875 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
5877 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
5878 variable. Use defined names instead of magic constants for REX SSE
5881 2009-03-01 Richard Guenther <rguenther@suse.de>
5883 PR tree-optimization/39331
5884 * omp-low.c (lower_send_shared_vars): Do not receive new
5885 values for the reference of DECL_BY_REFERENCE parms or results.
5887 2009-03-01 Jan Hubicka <jh@suse.cz>
5890 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5891 BLOCK_NONLOCALIZED_VAR): New macros.
5892 (tree_block): Add nonlocalized_vars.
5893 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5894 gen_decl_die): Add origin argument. Allow generation of die with
5895 origin at hand only.
5896 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5897 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5899 (gen_block_die): Fix checking for unused blocks.
5900 (process_scope_var): Break out from .... ; work with origins only.
5901 (decls_for_scope) ... here; process nonlocalized list.
5902 (dwarf2out_ignore_block): Look for nonlocalized vars.
5903 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5905 (dump_scope_block): Dump them.
5906 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5907 (remap_block): Likewise.
5908 (can_be_nonlocal): New predicate.
5909 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5911 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5913 * configure: Regenerate.
5915 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5917 * optc-gen.awk: No need to duplicate option flags twice.
5918 Reuse help texts for duplicate options which do not have any.
5920 * gcc.c (display_help): Document --version.
5922 * gcc.c (main): If print_help_list and verbose_flag, ensure
5923 driver output comes before subprocess output.
5925 * optc-gen.awk: Assign all remaining fields to help string,
5926 space-separated, for multi-line help in *.opt.
5928 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5929 -Wno-pedantic-ms-format is for MinGW targets only.
5931 * doc/options.texi (Option file format): Fix bad indentation,
5932 restoring dropped sentence.
5934 2009-02-28 Jan Hubicka <jh@suse.cz>
5936 * tree-inline.c (tree_function_versioning): Output debug info.
5938 2009-02-28 Jan Hubicka <jh@suse.cz>
5941 * tree-inline.c (setup_one_parameter): Do not copy propagate
5942 arguments when not optimizing.
5944 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5947 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5948 (avx_addsubv4df3): Likewise.
5949 (*avx_addsubv4sf3): Likewise.
5950 (sse3_addsubv4sf3): Likewise.
5951 (*avx_addsubv2df3): Likewise.
5952 (sse3_addsubv2df3): Likewise.
5953 (avx_unpckhps256): Correct item selectors.
5954 (avx_unpcklps256): Likewise.
5955 (avx_unpckhpd256): Likewise.
5956 (avx_unpcklpd256): Likewise.
5958 2009-02-28 Jan Hubicka <jh@suse.cz>
5960 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5962 (copy_arguments_for_versioning): If var is declared don't declare it.
5963 (tree_function_versioning): First setup substitutions and then copy
5966 2009-02-27 Jan Hubicka <jh@suse.cz>
5969 * cgraph.h (varpool_output_debug_info): Remove.
5970 * cgraphunit.c (varpool_output_debug_info): Remove.
5971 * dwarf2out.c (deferred_locations_struct): New struct
5972 (deferred_locations): New type.
5973 (deferred_locations_list): New static var.
5974 (deffer_location): New function.
5975 (gen_variable_die): Use it.
5976 (decls_for_scope): Output info on local static vars.
5977 (dwarf2out_finish): Process deferred locations.
5978 * varpool.c (varpool_output_debug_info): Remove.
5980 2009-02-27 Jan Hubicka <jh@suse.cz>
5983 * tree.h (TREE_PROTECTED): Fix comment.
5984 (BLOCK_HANDLER_BLOCK): Remove.
5985 (struct tree_block): Remove handler_block add body_block.
5986 (inlined_function_outer_scope_p): New.
5987 (is_body_block): Remove.
5988 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5989 * dwarf2out.c (is_inlined_entry_point): Remove.
5990 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5991 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5993 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5994 * gimplify.c (gimplify_expr): Gimplify body blocks.
5995 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5996 block with multiple subblocks.
5997 (dump_scope_block): Prettier output; dump more flags and info.
5998 (dump_scope_blocks): New.
5999 (remove_unused_locals): Use dump_scope_blocks.
6000 * tree-flow.h (dump_scope_blocks): Declare.
6001 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6002 * stmt.c (is_body_block): Remove.
6003 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6004 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6006 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6009 * graphite.c (graphite_loop_normal_form): Do not call
6010 number_of_iterations_exit from a gcc_assert.
6012 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6014 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6015 jumps if COND is NULL.
6016 (find_cond_jump): New function.
6017 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6018 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6020 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6022 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6023 force_const_mem returns NULL_RTX.
6025 2009-02-26 Jan Hubicka <jh@suse.cz>
6028 * cgraph.h (varpool_output_debug_info): Remove.
6029 * cgraphunit.c (varpool_output_debug_info): Remove.
6030 * dwarf2out.c (deferred_locations_struct): New struct
6031 (deferred_locations): New type.
6032 (deferred_locations_list): New static var.
6033 (deffer_location): New function.
6034 (gen_variable_die): Use it.
6035 (decls_for_scope): Output info on local static vars.
6036 (dwarf2out_finish): Process deferred locations.
6037 * varpool.c (varpool_output_debug_info): Remove.
6039 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6041 PR rtl-optimization/39241
6042 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6043 to subreg_offset_representable_p.
6045 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6047 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6048 execute function prototype. Get f and nregs from max_reg_num
6049 and get_insns. Remove the first backward pass as it's dead,
6050 guard the forward pass by flag_expensive_optimizations.
6051 (rest_of_handle_regmove): Delete.
6052 (pass_regmove): Replace it with regmove_optimize.
6054 2009-02-25 Martin Jambor <mjambor@suse.cz>
6056 PR tree-optimization/39259
6057 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6058 calls_alloca function flags.
6059 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6062 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6064 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6065 flags_set_1_rtx, flags_set_1_set): Delete.
6066 (regmove_optimize): Do not call mark_flags_life_zones.
6068 2009-02-24 Julian Brown <julian@codesourcery.com>
6071 * config/arm/arm.c (require_pic_register): Only set
6072 cfun->machine->pic_reg once per function.
6074 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6076 * doc/invoke.texi (Link Options): Document an easier way to pass
6077 options that take arguments to the GNU linker using -Xlinker and -Wl.
6079 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6082 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6084 2009-02-24 Richard Guenther <rguenther@suse.de>
6087 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6089 2009-02-24 Richard Guenther <rguenther@suse.de>
6090 Zdenek Dvorak <ook@ucw.cz>
6092 PR tree-optimization/39233
6093 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6094 from converting them to a generic type.
6096 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6098 PR tree-optimization/39260
6099 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6100 contains a condition with a real type.
6101 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6103 2009-02-23 Jason Merrill <jason@redhat.com>
6106 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6107 narrowing_initializer_constant_valid_p.
6108 (narrowing_initializer_constant_valid_p): Don't return
6109 null_pointer_node for adding a pointer to itself.
6111 2009-02-23 Jan Hubicka <jh@suse.cz>
6114 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6117 2009-02-23 Jan Hubicka <jh@suse.cz>
6119 PR tree-optimization/37709
6120 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6121 * tree.h (block_ultimate_origin): Declare.
6122 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6123 * tree-ssa-live.c (remove_unused_scope_block_p):
6124 Eliminate blocks containig no instructions nor live variables nor
6126 (dump_scope_block): New function.
6127 (remove_unused_locals): Enable removal of dead blocks by default;
6128 enable dumping at TDF_DETAILS.
6130 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6132 * config/i386/i386.c (classify_argument): Don't allow COImode
6134 (function_arg_advance_32): Don't allow OImode.
6135 (function_arg_32): Likewise.
6136 (function_value_32): Likewise.
6137 (return_in_memory_32): Likewise.
6138 (function_arg_64): Remove OImode comment.
6140 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6143 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6144 ix86_expand_vector_set for V4DImode in 64bit mode only.
6145 (ix86_expand_vector_init_one_var): Likewise.
6147 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6149 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6151 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6154 * loop-iv.c: Revert last change.
6155 * emit-rtl.c: Likewise.
6157 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6160 * config/i386/i386.c (type_natural_mode): Remove an extra
6161 space in the warning message.
6162 (function_value_32): Handle 32-byte vector modes.
6163 (return_in_memory_32): Likewise.
6165 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6167 * loop-iv.c (truncate_value): New function.
6168 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6170 (lowpart_subreg): Move to...
6171 * emit-rtl.c: ...here.
6173 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6175 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6176 accidental and undocumented change at revision 140860.
6178 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6180 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6181 take gimple_seq * arguments.
6182 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6183 types_compatible_p langhook.
6185 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6186 Joseph Myers <joseph@codesourcery.com>
6188 * config/arm/arm.c (arm_builtin_va_list): New function.
6189 (arm_expand_builtin_va_start): Likewise.
6190 (arm_gimplify_va_arg_expr): Likewise.
6191 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6192 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6193 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6194 (va_list_type): New variable.
6195 (arm_mangle_type): Mangle va_list_type appropriately.
6197 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6200 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6201 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6202 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6203 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6204 parameter to 1000 for -O1 by default.
6205 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6207 * loop-invariant.c: Include params.h.
6208 (move_loop_invariants): Don't call move_single_loop_invariants on
6211 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6213 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6214 offset when calculating bounds for indexing stack_usage_map. Fixes
6215 a buffer overflow with certain target setups.
6217 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6220 * calls.c (expand_call): Clear try_tail_call if caller and callee
6221 disagree in promotion of function return value.
6223 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6226 * c-common.c (c_determine_visibility): If visibility changed and
6227 DECL_RTL has been already set, call make_decl_rtl to update symbol
6230 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6233 * varasm.c (assemble_variable): Don't check DECL_NAME when
6234 globalizing a variable.
6236 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6239 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6240 expression before any __builtin_trap call.
6241 * c-typeck.c (build_function_call): Convert and check function
6242 arguments before generating a call to a trap. Evaluate the
6243 function arguments before the trap.
6245 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6248 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6249 (UNSPEC_FXAM_MEM): New unspec.
6250 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6251 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6252 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6254 2009-02-19 Richard Guenther <rguenther@suse.de>
6256 PR tree-optimization/39207
6257 PR tree-optimization/39074
6258 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6259 storedanything_tree): New.
6260 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6261 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6262 (build_succ_graph): Add edges from STOREDANYTHING to all
6264 (init_base_vars): Initialize STOREDANYTHING.
6265 (compute_points_to_sets): Free substitution info after
6266 building the succ graph.
6267 (ipa_pta_execute): Likewise.
6269 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6271 (do_ds_constraint): Do not add to special var or non-pointer
6273 (type_could_have_pointers): Split out from ...
6274 (could_have_pointers): ... here. For arrays use the element type.
6275 (create_variable_info_for): Initialize may_have_pointers.
6276 (new_var_info): Likewise.
6277 (handle_lhs_call): Make the HEAP variable unknown-sized.
6278 (intra_create_variable_infos): Use a type with pointers for
6279 PARM_NOALIAS, make it unknown-sized.
6281 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6284 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6286 2009-02-18 Jason Merrill <jason@redhat.com>
6289 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6290 value if DECL_EXTERNAL.
6291 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6292 * target.h (gcc_target::binds_local_p): Clarify "module".
6293 * tree.h (TREE_PUBLIC): Clarify "module".
6295 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6298 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6299 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6301 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6304 * c.opt (Wabi): Support C and ObjC.
6307 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6309 * config/i386/i386.c (classify_argument): Warn once about the ABI
6310 change when passing union with long double.
6312 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6314 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6317 * c-parser.c (c_parser_compound_statement): Always enter and leave
6320 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6323 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6325 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6327 PR tree-optimization/36922
6328 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6329 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6332 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6334 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6337 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6339 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6341 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6343 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6346 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6347 Richard Sandiford <rdsandiford@googlemail.com>
6349 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6350 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6351 (loongson_biadd): ...this.
6353 2009-02-17 Richard Guenther <rguenther@suse.de>
6355 PR tree-optimization/39202
6356 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6357 a var make sure to follow existing collapses.
6359 2009-02-17 Richard Guenther <rguenther@suse.de>
6362 * langhooks.c (lhd_print_error_function): Check for NULL block.
6364 2009-02-17 Richard Guenther <rguenther@suse.de>
6366 PR tree-optimization/39204
6367 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6370 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6372 * config/soft-fp/double.h: Update from glibc CVS.
6374 2009-02-17 Richard Guenther <rguenther@suse.de>
6376 PR tree-optimization/39207
6377 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6378 strict-aliasing warnings for pointers pointing to NULL.
6380 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6383 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6384 skipping until next close brace.
6386 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6389 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6390 to function argument boundary.
6392 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6394 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6395 in the lea_add. Reload eventually constraints it properly.
6396 * config/picochip/constraints.md : Remove the target constraint
6397 "b", since it is not needed anymore.
6399 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6401 * gthr-dce.h: Uglify function parameter and local variable names.
6402 * gthr-gnat.h: Likewise.
6403 * gthr-mipssde.h: Likewise.
6404 * gthr-nks.h: Likewise.
6405 * gthr-posix95.h: Likewise.
6406 * gthr-posix.h: Likewise.
6407 * gthr-rtems.h: Likewise.
6408 * gthr-single.h: Likewise.
6409 * gthr-solaris.h: Likewise.
6410 * gthr-tpf.h: Likewise.
6411 * gthr-vxworks.h: Likewise.
6412 * gthr-win32.h: Likewise.
6414 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6417 * config/i386/i386.md: Restrict the new peephole2 to move
6418 between MMX/SSE registers.
6420 2009-02-15 Richard Guenther <rguenther@suse.de>
6423 2009-02-13 Richard Guenther <rguenther@suse.de>
6425 * configure.ac: Enable LFS.
6426 * configure: Re-generate.
6427 * config.in: Likewise.
6429 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6431 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6432 spu_srqwbyte, spu_srqwbytebc): Define.
6433 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6434 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6435 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6436 "shrqby_<mode>"): New insn-and-split patterns.
6437 * config/spu/spu.c (expand_builtin_args): Determine and return
6438 number of operands using spu_builtin_description data.
6439 (spu_expand_builtin_1): Use it.
6441 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6444 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6447 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6450 * config/i386/i386.c (override_options): Correct warning
6451 messages for -malign-loops, -malign-jumps and -malign-functions.
6453 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/i386/i386.md: Restrict the new peephole2 to move
6457 between the general purpose registers.
6459 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6462 * config/i386/i386.c (type_natural_mode): Add a new argument.
6463 Return the original mode and warn ABI change if vector size is 32byte.
6464 (function_arg_advance): Updated.
6465 (function_arg): Likewise.
6466 (ix86_function_value): Likewise.
6467 (ix86_return_in_memory): Likewise.
6468 (ix86_sol10_return_in_memory): Likewise.
6469 (ix86_gimplify_va_arg): Likewise.
6470 (function_arg_32): Don't warn ABX ABI change here.
6471 (function_arg_64): Likewise.
6473 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6475 * loop-iv.c (implies_p): In the final case, test that operands 0
6476 of the two comparisons match.
6478 * config/bfin/bfin.c (find_prev_insn_start): New function.
6479 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6480 (find_next_insn_start): Move.
6482 2009-02-13 Richard Guenther <rguenther@suse.de>
6484 * configure.ac: Enable LFS.
6485 * configure: Re-generate.
6486 * config.in: Likewise.
6488 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6491 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6492 sizes on syntax error after some arguments have been parsed.
6494 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6496 * doc/invoke.texi (-fira): Remove.
6498 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6500 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6501 * recog.c: Likewise.
6504 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6506 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6507 (umul_ppmm): Likewise.
6508 (count_leading_zeros): Likewise.
6509 (count_trailing_zeros): Likewise.
6510 (UMUL_TIME): Likewise.
6512 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6514 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6515 soft-fp/t-softfp to tmake_file.
6517 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6518 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6519 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6520 IA64_BUILTIN_INFQ]: New.
6521 (ia64_init_builtins): Initialize __builtin_infq,
6522 __builtin_fabsq and __builtin_copysignq if not HPUX.
6523 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6524 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6526 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6528 (__fixtfti): Likewise.
6529 (__fixunstfti): Likewise.
6530 (__floattitf): Likewise.
6532 * config/ia64/libgcc-glibc.ver: New.
6533 * config/ia64/t-fprules-softfp: Likewise.
6534 * config/ia64/sfp-machine.h: Likewise.
6536 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6537 (LIBGCC2_TF_CEXT): Likewise.
6538 (TF_SIZE): Likewise.
6539 (TARGET_INIT_LIBFUNCS): Likewise.
6541 * config/ia64/t-glibc (SHLINB_MAPFILES):
6542 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6544 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6546 * config/i386/i386.c (construct_container): Rewrite processing
6547 BLKmode with X86_64_SSE_CLASS.
6549 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6552 * config/i386/i386.md: Replace simplify_replace_rtx with
6553 replace_rtx in the new peephole2.
6555 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6557 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6558 loop unrolling do not happen at -O2.
6560 2009-02-12 Michael Matz <matz@suse.de>
6562 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6564 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6566 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6569 2009-02-12 Ben Elliston <bje@au.ibm.com>
6571 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6572 patterns when updating the back chain. Missed in the 2009-02-10
6575 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6577 * doc/extend.texi (Decimal Floating Types): Update identifier of
6578 draft TR and list of missing support.
6580 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6583 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6584 bit to variable length decl's flags, add it also to its
6585 pointer replacement variable.
6587 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6588 Jakub Jelinek <jakub@redhat.com>
6591 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6592 (memory_blockage): New expander.
6593 (*memory_blockage): New insn pattern.
6594 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6595 instead of general blockage at the end of function prologue when
6596 frame pointer is used to access red zone area. Do not emit blockage
6597 when profiling, it is emitted in generic code.
6598 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6599 function epilogue when frame pointer is used to access red zone area.
6601 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6604 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6605 by arithmetic with memory operands.
6606 * config/i386/predicates.md (commutative_operator): New.
6608 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6610 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6613 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6615 * alias.h (record_alias_subset): Declare.
6616 * alias.c (record_alias_subset): Make global.
6618 2009-02-10 Nick Clifton <nickc@redhat.com>
6620 * tree-parloops.c: Change license to GPLv3.
6621 * ipa-struct-reorg.c: Change license to GPLv3.
6622 * ipa-struct-reorg.h: Change license to GPLv3.
6624 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6627 * c-decl.c (start_struct): Return NULL on error.
6629 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6632 * cfgloopmanip.c (remove_path): Call remove_bbs after
6633 cancel_loop_tree, not before it.
6636 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6637 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6638 VAR_DECLs were seen.
6639 * tree-ssa-live.c (remove_unused_locals): Recompute
6640 cfun->has_local_explicit_reg_vars.
6641 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6642 copies or clearings if cfun->has_local_explicit_reg_vars.
6644 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6647 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6648 of function prologue when frame pointer is used to access
6651 2009-02-10 Richard Guenther <rguenther@suse.de>
6654 * gimplify.c (gimple_regimplify_operands): Always look if
6655 we need to create a temporary.
6657 2009-02-10 Richard Guenther <rguenther@suse.de>
6659 PR tree-optimization/39132
6660 * tree-loop-distribution.c (todo): New global var.
6661 (generate_memset_zero): Trigger TODO_rebuild_alias.
6662 (tree_loop_distribution): Return todo.
6664 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6667 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6668 (x86_64_reg_class_name): Removed.
6669 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6670 first one isn't X86_64_SSE_CLASS or any other ones aren't
6671 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6672 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6673 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6674 and 3 X86_64_SSEUP_CLASS.
6675 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6676 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6678 2009-02-10 Ben Elliston <bje@au.ibm.com>
6680 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6681 form instruction to update the stack back chain word, even if the
6682 user has disabled the generation of update instructions.
6683 (movdi_<mode>_update_stack): New.
6684 (movsi_update_stack): Likewise.
6685 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6686 always use an update form instruction to update the stack back
6689 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6692 * graphite.c (if_region_set_false_region): After moving a region in
6693 the false branch of a condition, remove the empty dummy basic block.
6694 (gloog): Remove wrong fix for PR38953.
6696 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6698 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6699 generation due to implicit sign extension.
6701 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6704 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6705 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6707 2009-02-09 Richard Guenther <rguenther@suse.de>
6710 * convert.c (convert_to_real): Disable (float)fn((double)x)
6711 to fnf(x) conversion if errno differences may occur and
6712 -fmath-errno is set.
6714 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6716 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6717 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6718 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6720 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6723 * c-common.c (handle_alias_attribute): Disallow attribute for
6724 anything not a FUNCTION_DECL or VAR_DECL.
6726 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6729 * real.c (do_compare): Special-case compare of zero against
6730 decimal float value.
6732 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6735 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6736 as indicating flexible array members unless the field itself is
6737 being declarared as the incomplete array.
6739 2009-02-06 Jan Hubicka <jh@suse.cz>
6741 PR tree-optimization/38844
6742 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6745 2009-02-06 Richard Guenther <rguenther@suse.de>
6748 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6749 fork because we may expand it as __gcov_fork.
6751 2009-02-06 Nick Clifton <nickc@redhat.com>
6753 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6755 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6757 PR tree-optimization/35659
6758 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6759 vn_phi_eq): Shortcut if hashcode does not match.
6760 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6762 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6763 and avoid iterative_hash_expr.
6764 (FOR_EACH_VALUE_ID_IN_SET): New.
6765 (value_id_compare): Remove.
6766 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6767 sort expressions by value id.
6769 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6772 * config/sh/predicates.md (general_movsrc_operand): Don't check
6773 the subreg of system registers here.
6775 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6778 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6781 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6783 PR rtl-optimization/39110
6784 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6785 addresses, not aligned ones.
6787 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6788 Richard Guenther <rguenther@suse.de>
6790 PR tree-optimization/39100
6791 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6792 comment says and add edges.
6794 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6797 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6798 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6800 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6802 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6803 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6804 register_bb_in_sese, new_sese, free_sese): Moved.
6805 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6806 outermost_loop_in_scop, build_scop_iteration_domain,
6807 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6808 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6809 Use loop_in_sese_p instead of loop_in_scop_p.
6810 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6811 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6812 (scopdet_basic_block_info): Fix bug in scop detection.
6813 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6814 eq_loop_to_cloog_loop): Remove.
6815 (nb_loops_around_loop_in_scop, nb_loop
6816 ref_nb_loops): Moved here...
6817 * graphite.h (ref_nb_loops): ... from here.
6818 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6819 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6820 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6821 * testsuite/gcc.dg/graphite/scop-19.c: New
6823 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6824 Hans-Peter Nilsson <hp@axis.com>
6826 PR rtl-optimization/37889
6827 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6828 Move offset handling from PLUS to before the switch. Use new
6829 arguments when considering SYMBOL_REFs too.
6830 (rtx_addr_can_trap_p): Pass dummy offset and size.
6831 (enum may_trap_p_flags): Remove.
6832 (may_trap_p_1): Pass size from MEM_SIZE.
6834 PR rtl-optimization/38921
6835 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6836 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6837 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6838 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6840 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6842 AVX Programming Reference (January, 2009)
6843 * config/i386/sse.md (*vpclmulqdq): New.
6845 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6847 PR tree-optimization/38977
6848 PR gcov-profile/38292
6849 * calls.c (special_function_p): Disregard __builtin_ prefix.
6851 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
6853 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
6854 non-indexable addresses even before reload.
6856 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6859 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
6860 as having variable size. Do not give an error for unnamed
6861 parameters with [*] declarators. Give a warning for type names
6862 with [*] declarators and mark them as variable size.
6863 * c-parser.c (c_parser_sizeof_expression): Do not give an error
6864 for sizeof applied to [*] type names.
6866 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6869 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
6871 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6873 * gcc.c (process_command): Update copyright notice dates.
6874 * gcov.c (print_version): Likewise.
6875 * gcov-dump.c (print_version): Likewise.
6876 * mips-tfile.c (main): Likewise.
6877 * mips-tdump.c (main): Likewise.
6879 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6882 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
6883 for composite type involving a zero-length array type.
6885 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6888 * function.c (match_asm_constraints_1): Skip over
6889 initial optional % in the constraint.
6892 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6893 supported, don't accept FIXED_CSTs.
6894 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6895 and _Sat is used without _Fract/_Accum. Set specs->type to
6896 integer_type_node for cts_fract/cts_accum if fixed point is not
6899 2009-02-02 Catherine Moore <clm@codesourcery.com>
6901 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6903 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6905 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6906 (ABI_HAS_64BIT_SYMBOLS): Use it.
6907 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6909 2009-02-02 Paul Brook <paul@codesourcery.com>
6911 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6913 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6916 * recog.h (asm_operand_ok): Add constraints argument.
6917 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6918 recurse on matching constraint.
6919 (check_asm_operands): Pass constraints as 3rd argument to
6920 asm_operand_ok. Don't look up matching constraint here.
6921 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6924 2009-02-02 Ben Elliston <bje@au.ibm.com>
6926 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6927 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6929 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6931 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6932 information. Remove some obsolete information. Reorganize.
6934 * config/pa/fptr.c: Revert license to GPL 2.
6935 * config/pa/milli64.S: Likewise.
6937 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6940 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6941 LIBRARY name in, instead of hard-coding it.
6942 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6943 extra target make frag to tmake_files according to EH model.
6944 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6945 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6946 frags that define makefile variable EH_MODEL appropriately.
6947 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6948 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6949 to "-sjlj" according to type of EH configured.
6950 (LIBGCC_SONAME): Concatenate it to shared library base name.
6951 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6952 to "_sjlj" according to type of EH configured.
6953 (LIBGCC_SONAME): Concatenate it to shared library base name.
6954 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6955 (SHLIB_LINK): Add missing semicolon to if-else construct.
6956 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6957 string value of "pe_dll" command-line option.
6958 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6959 (SHLIB_SONAME): Use it when overriding t-cygming default.
6960 (SHLIB_IMPLIB): Override t-cygming default.
6961 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6962 string value of "pe_dll" command-line option.
6964 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6967 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6968 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6970 2009-01-31 Richard Guenther <rguenther@suse.de>
6972 PR tree-optimization/38937
6973 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6974 computing the transitive closure.
6976 2009-01-30 Richard Guenther <rguenther@suse.de>
6978 PR tree-optimization/39041
6979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6980 Propagate variable indices only if the types match for this stmt.
6982 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6985 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6986 inline but never defined.
6988 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6990 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6991 (*insv_h_di_reg_extimm): New insn.
6992 (*insv_l<mode>_reg_extimm): New insn.
6994 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6996 * config/picochip/picochip.c (flag_conserve_stack): set
6997 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6998 fconserve-stack. Reduce call-overhead used by inliner.
7000 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7003 * common.opt (flag_conserve_stack): Initialised to zero.
7005 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7008 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7009 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7012 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7014 * ira-color.c (allocno_reload_assign): Update comments.
7015 * regmove.c (regmove_optimize): Likewise.
7019 2009-01-29 Robert Millan <rmh@aybabtu.com>
7021 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7022 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7023 `MD_UNWIND_SUPPORT'.
7024 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7026 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7028 PR tree-optimization/39007
7029 * tree-loop-distribution.c (generate_builtin): Use
7030 recompute_dominator to compute the immediate dominator of the
7031 basic block just after the loop.
7033 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7035 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7036 (ASM_OUTPUT_DWARF_PCREL): Define.
7038 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7040 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7041 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7042 global. Modify entries about regmove and IRA.
7044 * ra-conflict.c: Remove the file.
7046 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7048 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7049 (pass_regclass_init): Rename to pass_reginfo_init.
7051 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7053 * toplev.h (flag_ira): Remove.
7055 * caller-save.c (setup_save_areas): Remove flag_ira.
7057 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7059 * global.c: Remove the file.
7061 * opts.c (decode_options): Remove flag_ira.
7063 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7065 * regmove.c: Modify file description.
7066 (find_use_as_address, try_auto_increment): Define them only if
7067 AUTO_INC_DEC is defined.
7068 (replacement_quality, replace_in_call_usage, fixup_match_1,
7069 stable_and_no_regs_but_for_p): Remove.
7070 (reg_set_in_bb): Make it static.
7071 (regmove_optimize): Remove flag_ira and code which worked for
7074 * local-alloc.c: Remove the file.
7076 * common.opt (fira): Remove.
7078 * ira.c: Include except.h.
7079 (eliminable_regset): Move from global.c.
7080 (mark_elimination): Ditto. Remove flag_ira.
7081 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7082 equiv_mem_modified, validate_equiv_mem_from_store,
7083 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7084 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7085 no_equiv, recorded_label_ref): Move from local-alloc.c.
7086 (update_equiv_regs): Ditto. Make it static.
7087 (print_insn_chain, print_insn_chains): Move it from global.c.
7088 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7089 (build_insn_chain): Ditto. Make it static.
7090 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7091 Rename to init_live_subregs.
7092 (gate_ira): Remove flag_ira.
7094 * regclass.c: Rename reginfo.c. Change file description.
7095 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7096 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7097 (init_reg_sets_1): Remove code for evaluation of
7098 reg_class_superclasses and losing_caller_save_reg_set.
7099 (init_regs): Remove init_reg_autoinc.
7100 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7101 ok_for_base_p_nonstrict): Remove.
7102 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7103 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7104 corresponding entries.
7105 (dump_regclass, record_operand_costs, scan_one_insn,
7106 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7107 record_address_regs, auto_inc_dec_reg_p): Remove.
7108 (gt-regclass.h): Rename to gt-reginfo.h.
7110 * rtl.h (dump_global_regs, retry_global_alloc,
7111 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7113 * Makefile.in (RA_H): Remove.
7114 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7115 Rename regclass.o to reginfo.o.
7116 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7118 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7119 (GTFILES): Rename regclass.c to reginfo.c.
7121 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7122 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7124 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7125 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7127 (finish_spills): Ditto. Remove code for !flag_ira.
7129 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7132 * doc/invoke.texi (rtl debug options): Complete rewrite.
7133 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7135 * mode-switching.c (pass_mode_switching): Rename pass from
7136 "mode-sw" to "mode_sw".
7137 * except.c (pass_convert_to_eh_ranges): Rename pass from
7138 "eh-ranges" to "eh_ranges".
7139 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7143 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7144 Alexander Monakov <amonakov@ispras.ru>
7147 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7149 (move_exprs_to_boundary): Change return type and pass through
7150 should_move from move_op. Relax assert. Update usage ...
7151 (schedule_expr_on_boundary): ... here. Use should_move instead of
7153 (move_op_orig_expr_found): Indicate that insn was disconnected from
7155 (code_motion_process_successors): Do not call after_merge_succs
7156 callback if original expression was not found when traversing any of
7158 (code_motion_path_driver): Change return type. Update prototype.
7159 (move_op): Update comment. Add a new parameter (should_move). Update
7160 prototype. Set *should_move based on indication provided by
7161 move_op_orig_expr_found.
7163 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7165 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7166 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7167 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7168 * config/rs6000/rs6000.c (rs6000_override_options): Default
7169 avoid-indexed-addresses on for Power6, off for everything else.
7170 (avoiding_indexed_address_p): New function.
7171 (rs6000_legitimize_address): Use it.
7172 (rs6000_legitimate_address): Likewise.
7173 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7175 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7177 PR tree-optimization/38997
7178 * tree-loop-distribution.c (generate_memset_zero): Use
7179 POINTER_PLUS_EXPR for a pointer addition.
7181 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7183 * config/s390/s390.md (bswap<mode>2): New pattern added.
7185 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7187 * config/s390/s390.md (*tls_load_31): Added type attribute.
7189 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7191 * config/s390/s390.md: Fix a few comments.
7193 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7195 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7196 (*tm<mode>_full): Fixed z10prop attribute.
7197 (*tst<mode>_extimm): Fixed z10prop attribute.
7198 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7199 (*tstqiCCT_cconly): Fixed z10prop attribute.
7200 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7201 (*movsi_larl): Fixed z10prop attribute.
7202 (*movsi_zarch): Fixed z10prop attribute.
7203 (*movsi_eas): Fixed z10prop attribute.
7204 (*movhi): Fixed z10prop attribute.
7205 (*movqi): Fixed z10prop attribute.
7206 (*movstrictqi): Fixed z10prop attribute.
7207 (*mov<mode>): Fixed z10prop attribute.
7208 (*movcc): Fixed z10prop attribute.
7209 (*sethighpartdi_64): Fixed z10prop attribute.
7210 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7211 (*negdi2_sign_cc): Fixed z10prop attribute.
7212 (*negdi2_sign): Fixed z10prop attribute.
7213 (*absdi2_sign_cc): Fixed z10prop attribute.
7214 (*absdi2_sign): Fixed z10prop attribute.
7215 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7216 (*negabsdi2_sign): Fixed z10prop attribute.
7217 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7218 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7219 (doloop_si64): Fixed z10prop attribute.
7220 (doloop_si31): Fixed z10prop attribute.
7221 (doloop_long): Fixed z10prop attribute.
7222 (indirect_jump): Fixed z10prop attribute.
7223 (nop): Fixed z10prop attribute.
7224 (main_base_64): Fixed z10prop attribute.
7225 (reload_base_64): Fixed z10prop attribute.
7227 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7229 PR rtl-optimization/38740
7230 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7232 * config/mips/mips.c (mips_reorg): Likewise.
7234 2009-01-28 Richard Guenther <rguenther@suse.de>
7236 PR tree-optimization/38926
7237 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7238 with the correct value id to a value.
7239 (do_regular_insertion): Use the value number of edoubleprime
7240 for the value number of the expr.
7243 2008-08-21 Richard Guenther <rguenther@suse.de>
7245 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7246 a PHI ask VN if it is already available.
7247 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7248 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7250 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7253 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7254 set to varying whenever max has TREE_OVERFLOW set, similarly
7255 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7257 2009-01-28 Richard Guenther <rguenther@suse.de>
7260 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7261 uninitialized aggregate uses in call arguments.
7263 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7265 PR tree-optimization/38984
7266 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7267 the nothing_id variable if -fno-delete-null-pointer-checks.
7269 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7272 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7273 (set_got_offset_rex64): Ditto.
7275 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7278 * doc/extend.texi: Improve local variable with asm reg.
7280 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7282 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7283 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7284 was not supplied then set warn_packed_bitfield_compat to the
7286 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7289 2009-01-27 Richard Guenther <rguenther@suse.de>
7291 PR tree-optimization/38503
7292 * cfgexpand.c (expand_gimple_basic_block): Ignore
7293 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7294 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7295 variables that cannot have TBAA applied.
7296 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7299 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7302 * calls.c (initialize_argument_information): Do not wrap complex
7303 arguments in SAVE_EXPR.
7305 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7307 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7308 (INSTALL_LIBGCC): Revert typo commit.
7310 2009-01-26 Richard Guenther <rguenther@suse.de>
7312 PR tree-optimization/38745
7313 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7314 from special handling.
7316 2009-01-26 Richard Guenther <rguenther@suse.de>
7318 PR tree-optimization/38745
7319 * tree-ssa.c (execute_update_addresses_taken): Do not include
7320 variables that cannot possibly be a register in not_reg_needs.
7321 Do not clear TREE_ADDRESSABLE on vars that may not become
7323 * tree-ssa.c (update_alias_info_1): Include those in the set
7324 of addressable vars.
7326 2009-01-26 Richard Guenther <rguenther@suse.de>
7329 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7330 * tree-ssa-dse.c: Include langhooks.h
7331 (execute_simple_dse): Remove stores with zero size.
7333 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7336 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7339 2009-01-24 Julian Brown <julian@codesourcery.com>
7341 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7342 config/arm/linux-atomic.c.
7343 * config/arm/linux-atomic.c: New.
7345 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7347 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7348 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7349 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7351 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7354 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7357 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7359 PR tree-optimization/38953
7360 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7361 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7362 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7363 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7366 2009-01-24 Paul Brook <paul@codesourcery.com>
7368 * config/arm/neon.md (neon_type): Move to arm.md.
7369 (neon_mov<VSTRUCT>): Add neon_type attribute.
7370 * config/arm/arm.md (neon_type): Move to here.
7371 (conds): Add "unconditioal" and use as default for NEON insns.
7373 2009-01-24 Ben Elliston <bje@au.ibm.com>
7375 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7376 void *' warning from -Wc++-compat.
7377 * Makefile.in (dominance.o-warn): Remove.
7379 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7381 PR tree-optimization/38932
7382 * fold-const.c (fold_unary_ignore_overflow): New.
7383 * tree.h (fold_unary_ignore_overflow): Declare.
7384 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7385 * tree-ssa-sccvn.c (visit_reference_op_load,
7386 simplify_unary_expression): Likewise.
7388 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7390 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7391 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7392 regardless of their type.
7393 * c-common.c (handle_packed_attribute): Don't ignore packed on
7395 * c.opt (Wpacked-bitfield-compat): New warning option.
7396 * stor-layout.c (place_field): Warn if offset of a field changed.
7397 * doc/extend.texi (packed): Mention the ABI change.
7398 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7399 (Warning Options): Add it to the list.
7401 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7403 * c-opts.c (c_common_post_options): Fix a typo in comments.
7405 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7408 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7409 variables to static.
7410 * doc/invoke.texi (-fmerge-all-constants): Update description.
7412 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7415 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7416 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7418 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7420 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7422 (LOCAL_ALIGNMENT): Similarly.
7424 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7425 Joseph Myers <joseph@codesourcery.com>
7427 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7428 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7429 * config/arm/arm-tune.md: Regenerate.
7430 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7433 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7435 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7436 version number to five.
7438 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7441 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7442 * c-common.c (set_underlying_type): Likewise.
7443 (is_typedef_decl ): Likewise
7445 (set_underlying_type): Likewise.
7446 (is_typedef_type): Likewise.
7448 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7451 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7454 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7457 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7458 (LIBGCC_SPEC): Don't define.
7459 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7461 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7463 PR rtl-optimization/38879
7464 * alias.c (base_alias_check): Unaligned access via AND address can
7465 alias all surrounding object types except those with sizes equal
7466 or wider than the size of unaligned access.
7468 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7471 * c-decl.c (clone_underlying_type): Move this ...
7472 * c-common.c (set_underlying_type): ... here.
7473 Also, make sure the function properly sets TYPE_STUB_DECL() on
7474 the newly created typedef variant type.
7475 (is_typedef_decl ): New entry point.
7476 * tree.h: Added a new member member_types_needing_access_check to
7477 struct tree_decl_non_common.
7478 (set_underlying_type): New entry point.
7479 (is_typedef_type): Likewise.
7481 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7483 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7484 Check whether two instructions have memory references that
7485 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7486 are helper functions for traversing.
7487 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7488 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7489 not to draw dependency edge for instructions with non-conflicting
7492 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7495 * longlong.h: Update copyright years. Use soft-fp license notice.
7496 Sync __clz_tab declaration with glibc.
7498 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7501 * doc/extend.texi (syscall_linkage): New.
7502 (version_id): Modify.
7504 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7505 Richard Guenther <rguenther@suse.de>
7507 PR tree-optimization/38747
7508 PR tree-optimization/38748
7509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7510 conversion if the base address is an indirect reference and the
7511 aliasing sets could cause issues.
7513 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7515 * common.opt (fgraphite, fgraphite-identity): Add comment for
7516 explaining why these options are not documented.
7518 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7520 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7521 gimple_call_lhs is NULL.
7523 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7526 * emit-rtl.c (adjust_address_1): Make sure memref is never
7529 2009-01-20 Ben Elliston <bje@au.ibm.com>
7531 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7532 const qualifier from arg parameter. Remove unnecessary cast to char *.
7533 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7534 const qualifier from arg 2.
7536 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7538 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7540 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7543 * rtl.h (reinit_regs): New prototype.
7544 * regclass.c: Include ira.h.
7546 * Makefile.in (regclass.o): Add ira.h.
7547 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7549 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7552 * c-common.c (handle_aligned_attribute): Use
7553 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7554 default alignment value.
7556 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7558 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7559 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7561 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7562 __BIGGEST_ALIGNMENT__.
7564 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7566 2009-01-18 Richard Guenther <rguenther@suse.de>
7568 PR tree-optimization/38819
7569 * tree-flow.h (operation_could_trap_helper_p): Declare.
7570 * tree-eh.c (operation_could_trap_helper_p): Export.
7571 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7572 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7573 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7574 are about to insert a possibly trapping instruction and fail
7577 2009-01-18 Andreas Schwab <schwab@suse.de>
7579 * doc/install.texi (Configuration): Remove obsolete paragraph
7580 about use of --with-gnu-ld with --with-gnu-as.
7582 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7584 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7585 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7586 Follow spelling conventions.
7588 2009-01-18 Ben Elliston <bje@au.ibm.com>
7590 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7591 C++ warning about implicit conversion from void * to struct
7593 (bitmap_obstack_free): Likewise for bitmap_element *.
7594 * Makefile.in (bitmap.o-warn): Remove.
7596 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7598 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7600 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7601 Tobias Grosser <tobi.grosser@amd.com>
7603 * graphite.c (graphite_trans_scop_block): Do not block single
7606 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7608 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7609 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7610 test with assertion.
7612 2009-01-16 Richard Guenther <rguenther@suse.de>
7614 PR tree-optimization/38835
7616 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7617 and INT + PTR -> (INT)(PTR p+ INT) folding.
7618 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7620 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7623 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7624 the subreg from a lowpart subreg if it is also casting the value.
7626 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7627 Tobias Grosser <tobi.grosser@amd.com>
7629 * graphite.c (compare_prefix_loops): New.
7630 (build_scop_canonical_schedules): Rewritten.
7631 (graphite_transform_loops): Move build_scop_canonical_schedules
7632 after build_scop_iteration_domain.
7634 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7635 Tobias Grosser <tobi.grosser@amd.com>
7637 * graphite.c (add_conditions_to_domain): Add the loops to
7638 the dimension of the iteration domain. Do copy the domain
7639 only when it exists.
7640 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7641 (add_conditions_to_constraints): New.
7642 (can_generate_code_stmt, can_generate_code): Removed.
7643 (gloog): Do not call can_generate_code.
7644 (graphite_transform_loops): Call add_conditions_to_constraints
7645 after building the iteration domain.
7647 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7649 PR tree-optimization/38789
7650 * tree-ssa-threadedge.c
7651 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7652 __builtin_constant_p.
7654 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7656 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7657 examined before deleting them.
7659 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7661 * function.c (aggregate_value_p): Correctly extract the function
7662 type from CALL_EXPR_FN lookup.
7664 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7666 * config/picochip/picochip.c (picochip_override_options): Revert
7667 CFI asm flag disable commited previously.
7669 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7670 Tobias Grosser <tobi.grosser@amd.com>
7671 Jan Sjodin <jan.sjodin@amd.com>
7673 * graphite.c (scan_tree_for_params): On substractions negate
7674 all the coefficients of the term.
7675 (clast_to_gcc_expression_red): New. Handle reduction expressions
7676 of more than two operands.
7677 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7678 (get_vdef_before_scop): Handle also the case of default definitions.
7680 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7682 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7683 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7684 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7686 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7687 Joey Ye <joey.ye@intel.com>
7690 * cfgexpand.c (expand_stack_alignment): Don't update stack
7691 boundary nor check incoming stack boundary here.
7692 (gimple_expand_cfg): Update stack boundary and check incoming
7693 stack boundary here.
7695 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7697 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7699 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7701 PR rtl-optimization/38245
7702 * calls.c (expand_call): Add stack arguments to
7703 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7704 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7705 in regs and partially in memory or BLKmode arguments.
7706 (emit_library_call_value_1): Add stack arguments to
7707 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7708 ACCUMULATE_OUTGOING_ARGS).
7709 * dce.c: Include tm_p.h.
7710 (find_call_stack_args): New function.
7711 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7713 (mark_insn): Call find_call_stack_args for CALL_Ps.
7714 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7715 forwards. Allocate and free arg_stores bitmap if needed, pass it
7716 down to deletable_insn_p, don't mark stores set in arg_stores
7717 bitmap, clear the bitmap at the beginning of each bb.
7718 * Makefile.in (dce.o): Depend on $(TM_P_H).
7720 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7723 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7724 to make sure the insn is a conditional test (bug 22599). Reformat a
7727 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7730 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7731 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7732 (gloog): Do not call cleanup_tree_cfg.
7733 (graphite_transform_loops): Call cleanup_tree_cfg after all
7734 scops have been code generated.
7736 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7737 * doc/gty.texi (Invoking the garbage collector): Added new node
7738 and section documenting ggc_collect.
7740 2009-01-14 Richard Guenther <rguenther@suse.de>
7742 PR tree-optimization/38826
7744 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7745 initialization notes only if we actually emitted a warning.
7746 (intra_create_variable_infos): Add constraints for a result decl
7747 that is passed by hidden reference.
7748 (build_pred_graph): Mark all related variables non-direct on
7751 2009-01-14 Nick Clifton <nickc@redhat.com>
7753 * ira-conflicts.c: Include addresses.h for the definition of
7755 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7756 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7758 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7761 * Makefile.in (ira-lives.o): Add except.h.
7763 * ira-lives.c: Include except.h.
7764 (process_bb_node_lives): Process can_throw_internal.
7766 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7768 PR rtl-optimization/38774
7769 * combine.c (simplify_set): When undoing cc_use change, don't do
7770 PUT_CODE on the newly created comparison, but instead put back the
7773 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7775 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7776 values. Remove duplicate arm8 entry.
7778 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7780 PR tree-optimization/38786
7781 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7782 the SSA_NAME case of expand_scalar_variables_expr.
7783 Set the type of an expression to the type of its assign statement.
7784 (expand_scalar_variables_expr): Also gather the scalar computation
7785 used to index the memory access. Do not pass loop_p.
7786 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7787 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7788 the gimple_stmt_iterator where it inserts new code.
7790 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7791 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7793 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7795 * graphite.h (debug_value): Removed.
7796 * graphite.c (debug_value): Removed.
7798 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7800 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7801 ldrd/strd with two 32-bit instructions.
7803 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7805 * config/arm/arm.c (struct processors): Pass for speed down into
7806 cost helper functions.
7807 (const_ok_for_op): Handle COMPARE and inequality nodes.
7808 (arm_rtx_costs_1): Rewrite.
7809 (arm_size_rtx_costs): Update prototype.
7810 (arm_rtx_costs): Pass speed down to helper functions.
7811 (arm_slowmul_rtx_costs): Rework cost calculations.
7812 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7813 (arm_9e_rtx_costs): Likewise.
7815 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7817 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7818 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7819 (alpha_legitimize_address): Do not split local symbols wider than
7820 UNITS_PER_WORD into HIGH/LO_SUM parts.
7822 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7825 * gcc.c (process_command): Replace call to execvp with calls
7826 to pex_one and exit.
7828 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7831 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7832 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7833 variant for devices with 3-byte PC.
7834 (__tablejump_elpm__): New.
7836 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7839 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7840 offsetof member-designator, handle it as `[0].'.
7842 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7844 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7845 function when not using named sections on targets with named sections
7846 if branch distance is less than 262132.
7848 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7850 * combine.c (combine_instructions): Recompute
7851 optimize_this_for_speed_p for each BB in the main combine loop.
7853 2009-01-12 Tomas Bily <tbily@suse.cz>
7856 * tree-loop-distribution.c (prop_phis): New function.
7857 (generate_builtin): Call prop_phis.
7858 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
7860 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7862 PR tree-optimization/38807
7863 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
7864 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
7866 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7868 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7869 subreg of op0 to the original op0.
7871 2009-01-11 Laurent GUERBY <laurent@guerby.net>
7873 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
7875 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
7878 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
7879 starting with digits.
7881 2009-01-10 Jakub Jelinek <jakub@redhat.com>
7884 * config/arm/arm.c (arm_is_long_call_p): Don't call
7885 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7887 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7889 * regrename.c (regrename_optimize): Fix dumping.
7890 (find_oldest_value_reg): Preserve REG_POINTER.
7891 (copy_hardreg_forward_1): Likewise.
7893 2009-01-09 Diego Novillo <dnovillo@google.com>
7895 * gimple.h (struct gimple_statement_base) <uid>: Document
7896 the restrictions on its use.
7898 (gimple_set_uid): Tidy.
7900 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7902 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7903 zero guard even if align_bytes != 0 and count is smaller than
7906 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7908 PR rtl-optimization/38495
7909 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7910 (add_range_and_copies_from_move_list): Print all added ranges.
7911 Add ranges to memory optimized destination.
7913 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7917 * config/i386/i386.c (override_options): Reject
7918 -mstringop-strategy=rep_8byte with -m32.
7919 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7920 to 1. Do count comparison against epilogue_size_needed at compile
7921 time even when count_exp was constant forced into register. For
7922 size_needed don't jump to epilogue, instead just avoid aligning
7923 and invoke the body algorithm. If need_zero_guard, add zero guard
7924 even if count is non-zero, but smaller than size_needed + number of
7925 bytes that could be stored for alignment.
7926 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7927 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7928 but smaller than size_needed + number of bytes that could be stored
7929 for alignment. Compare size_needed with epilogue_size_needed instead
7930 of desired_align - align, don't adjust size_needed, pass
7931 epilogue_size_needed to the epilogue expanders.
7934 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7936 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7938 * pa.c (last_address): Change to unsigned.
7939 (update_total_code_bytes): Change argument to unsigned. Don't
7940 check if insn addresses are set.
7941 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7942 addresses are not set.
7943 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7945 2009-01-09 Nick Clifton <nickc@redhat.com>
7947 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7948 DECL_DECLARED_INLINE_P.
7950 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7953 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7954 GET_MODE (op0) in operand_subword_force calls.
7957 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7958 fold_convert arg0 operands to TREE_TYPE (op0) first.
7960 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7962 * params.def (ira-max-conflict-table-size): Decrease default value
7965 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7967 PR tree-optimization/37031
7968 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7970 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7971 allocate it using gc instead of heap, use VEC_quick_push instead of
7973 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7974 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7975 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7976 allocated vector from heap allocated.
7977 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7978 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7979 vector only after perfect_loop_nest_depth call.
7981 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7982 Jan Sjodin <jan.sjodin@amd.com>
7984 PR tree-optimization/38559
7985 * graphite.c (debug_value, copy_constraint,
7986 swap_constraint_variables, scale_constraint_variable, ): New.
7987 (get_lower_bound, get_upper_bound): Removed.
7988 (graphite_trans_bb_strip_mine): Clean up this code that works
7989 only for constant number of iterations. Fully copy upper and
7990 lower bound constraints, not only the constant part of them.
7991 * graphite.h (debug_value): Declared.
7993 2009-01-08 Ira Rosen <irar@il.ibm.com>
7995 PR tree-optimization/37194
7996 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7997 Don't add the cost of cost model guard in prologue to scalar
7998 outside cost in case of known number of iterations.
8000 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8001 Alan Modra <amodra@bigpond.net.au>
8003 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8004 non-word-aligned REG+CONST addressing.
8006 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8009 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8010 free_after_compilation when outputting a thunk.
8011 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8012 Do not call free_after_compilation here.
8014 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8016 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8017 (ix86_valid_target_attribute_inner_p): Ditto.
8019 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8021 PR tree-optimization/38492
8022 PR tree-optimization/38498
8023 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8024 * tree-chrec.h (scev_is_linear_expression): Declared.
8025 * graphite.c (graphite_cannot_represent_loop_niter): New.
8026 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8027 (graphite_loop_normal_form): Use gcc_assert.
8028 (scan_tree_for_params): Use CASE_CONVERT.
8029 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8030 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8031 Use gcc_assert. Discard scops that contain unhandled cases.
8032 (build_scop_conditions): Return a boolean status for unhandled cases.
8033 (strip_mine_profitable_p): Print the loop number, not its depth.
8034 (is_interchange_valid): Pass the depth of the loop nest, don't
8035 recompute it wrongly.
8036 (graphite_trans_bb_block): Same.
8037 (graphite_trans_bb_block): Print tentative of loop blocking.
8038 (graphite_trans_scop_block): Do not print that the loop has been
8040 (graphite_transform_loops): Do not handle scops that contain condition
8043 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8045 AVX Programming Reference (December, 2008)
8046 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8047 (_mm256_stream_pd): Likewise.
8048 (_mm256_stream_ps): Likewise.
8050 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8051 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8052 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8053 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8054 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8055 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8056 (ix86_expand_special_args_builtin): Likewise.
8058 * config/i386/sse.md (AVXMODEDI): New.
8059 (avx_movnt<mode>): Likewise.
8060 (avx_movnt<mode>): Likewise.
8061 (<sse>_movnt<mode>): Remove AVX support.
8062 (sse2_movntv2di): Likewise.
8064 2009-01-07 Richard Guenther <rguenther@suse.de>
8067 * fold-const.c (extract_muldiv): Remove obsolete comment.
8068 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8069 to PLUS_EXPR canonicalization for the canonicalization.
8071 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8073 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8074 hosted cross-compilers generating less efficient code.
8076 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8078 * function.h (rtl_data): Add a dbr_scheduled_p field.
8079 * reorg.c (dbr_schedule): Set it.
8080 (gate_handle_delay_slots): Check it.
8081 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8082 (mips_reorg): Check flag_delayed_branch instead of
8083 mips_base_delayed_branch.
8084 (mips_override_options): Don't set mips_base_delayed_branch
8085 or flag_delayed_branch.
8087 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8089 PR rtl-optimization/38426.
8090 * ira.c (ira): Set current_function_is_leaf earlier.
8092 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8094 PR rtl-optimization/38722
8095 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8096 too early, only set a flag and modify after last possible
8099 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8102 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8103 * real.c (decimal_single_format): Correct values of emin and emax.
8104 (decimal_double_format): Ditto.
8105 (decimal_quad_format): Ditto.
8106 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8107 computation of DECnn_MIN and DECnn_MAX for corrected values of
8108 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8109 __DECnn_MIN__, and adjust its computation for the corrected value
8112 2009-01-06 Jan Hubicka <jh@suse.cz>
8115 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8117 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8119 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8120 Add Robert Clark to the list of testers.
8122 2009-01-06 Jan Hubicka <jh@suse.cz>
8123 Kai Tietz <kai.tietz@onevision.com>
8125 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8126 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8128 2009-01-06 Jan Hubicka <jh@suse.cz>
8129 Kai Tietz <kai.tietz@onevision.com>
8131 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8133 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8134 (ix86_nsaved_regs): Count only general purpose regs.
8135 (ix86_nsaved_sseregs): New.
8136 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8137 to 16 for w64; compute padding and size of sse reg save area.
8138 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8139 general purpose regs.
8140 (ix86_emit_save_sse_regs_using_mov): New.
8141 (ix86_expand_prologue): Save SSE regs if needed.
8142 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8143 (ix86_emit_restore_sse_regs_using_mov): New.
8144 (ix86_expand_epilogue): Save SSE regs if needed.
8146 2009-01-06 Jan Hubicka <jh@suse.cz>
8147 Kai Tietz <kai.tietz@onevision.com>
8149 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8150 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8151 functions when accumulate outgoing args is off.
8153 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8156 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8157 before using pseudos_have_intersected_live_ranges_p.
8159 * ira-int.h (ira_assert): Always define.
8161 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8163 AVX Programming Reference (December, 2008)
8164 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8165 (_mm256_permute2_pd): Likewise.
8166 (_mm_permute2_ps): Likewise.
8167 (_mm256_permute2_ps): Likewise.
8168 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8169 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8171 * config/i386/i386.c (ix86_builtins): Remove
8172 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8173 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8174 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8175 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8176 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8177 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8178 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8179 __builtin_ia32_vpermil2ps256.
8180 (ix86_init_mmx_sse_builtins): Updated.
8181 (ix86_expand_args_builtin): Likewise.
8183 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8185 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8186 long absolute calls when generating PA 2.0 code.
8188 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8190 PR rtl-optimization/38583
8191 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8193 * params.def (ira-max-conflict-table-size): New.
8195 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8197 * ira.h (ira_conflicts_p): New external definition.
8199 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8200 table. Report this. Return result of building.
8201 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8202 building conflict table.
8204 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8205 (ira_color): Use ira_conflicts_p.
8207 * global.c: Include ira.h.
8208 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8211 * Makefile.in (global.o): Add ira.h.
8213 * ira-build.c (mark_all_loops_for_removal,
8214 propagate_some_info_from_allocno): New.
8215 (remove_unnecessary_allocnos): Call
8216 propagate_some_info_from_allocno.
8217 (remove_low_level_allocnos): New.
8218 (remove_unnecessary_regions): Add parameter. Call
8219 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8220 parameter to remove_unnecessary_regions.
8221 (ira_build): Remove all regions but root if the conflict table was
8222 not built. Update conflict hard regs for allocnos crossing calls.
8224 * ira.c (ira_conflicts_p): New global.
8225 (ira): Define and use ira_conflicts_p.
8227 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8228 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8229 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8231 2009-01-06 Ben Elliston <bje@au.ibm.com>
8233 * gengtype-lex.l (YY_NO_INPUT): Define.
8235 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8238 * c-common.c (handle_vector_size_attribute): Also reject
8241 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8243 PR tree-optimization/38492
8244 * graphite.c (rename_map_elt, debug_rename_elt,
8245 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8246 rename_map_elt_info, eq_rename_map_elts,
8247 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8248 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8249 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8250 (sese_build_livein_liveouts): New.
8251 (new_sese, free_sese): New.
8252 (new_scop): Call new_sese.
8253 (free_scop): Call free_sese.
8254 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8255 (register_old_new_names): Renamed register_old_and_new_names.
8256 (register_scop_liveout_renames, add_loop_exit_phis,
8257 insert_loop_close_phis, struct igp,
8258 default_liveout_before_guard, add_guard_exit_phis,
8259 insert_guard_phis, copy_renames): New.
8260 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8261 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8262 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8263 (scop_adjust_phis_for_liveouts): New.
8264 (gloog): Call scop_adjust_phis_for_liveouts.
8266 * graphite.h (struct sese): Documented. Added fields liveout,
8268 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8269 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8270 (struct scop): Added field liveout_renames.
8271 (SCOP_LIVEOUT_RENAMES): New.
8273 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8275 PR tree-optimization/38510
8276 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8277 (translate_clast): Call recompute_all_dominators before
8279 (gloog): Call recompute_all_dominators before graphite_verify.
8281 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8282 Jan Sjodin <jan.sjodin@amd.com>
8284 PR tree-optimization/38500
8285 * graphite.c (create_sese_edges): Call fix_loop_structure after
8288 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8290 * config.gcc: Add m32r*-*-rtems*.
8291 * config/m32r/rtems.h: New file.
8293 2009-01-05 Ben Elliston <bje@au.ibm.com>
8295 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8296 (.po.pox): Likewise.
8297 (po/gcc.pot): Likewise.
8299 2009-01-04 David S. Miller <davem@davemloft.net>
8301 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8302 (STARTING_FRAME_OFFSET): Always set to zero.
8304 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8306 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8307 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8308 fixed-point types, and vectors of the same.
8310 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8312 * config/mips/sync.md (*mb_barrier): Rename to...
8313 (*memory_barrier): ...this.
8315 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8317 * doc/extend.texi (Function Attributes): Move @cindex after @item
8318 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8319 and put in alphabetical order. Fix 'target' name and put in order.
8320 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8323 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8325 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8326 (memory_barrier): Expand as unspec instead of unspec_volatile.
8327 Remove mem:BLK from insn operands. Use Pmode scratch register.
8328 (*memory_barrier): Define as unspec instead of unspec_volatile.
8329 Use (match_dup 0) as input operand.
8331 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8332 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8333 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8334 scratch register. Remove operand 1.
8335 (*stbar): Define as unspec instead of unspec_volatile.
8336 Use (match_dup 0) as input operand, remove (const_int 8).
8337 (*membar): Define as unspec instead of unspec_volatile.
8338 Use (match_dup 0) as input operand, remove input operand 2.
8340 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8341 (memory_barrier): Expand as unspec instead of unspec_volatile.
8342 Remove mem:BLK from insn operands. Use Pmode scratch register.
8343 (*memory_barrier): Define as unspec instead of unspec_volatile.
8344 Use (match_dup 0) as input operand.
8346 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8347 Remove mem:BLK from insn operands. Use Pmode scratch register.
8348 Set volatile flag on operand 0.
8349 (*memory_barrier): New insn pattern.
8351 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8353 (*memory_barrier): Use (match_dup 0) as input operand.
8355 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8356 Remove mem:BLK from insn operands. Use Pmode scratch register.
8357 Set volatile flag on operand 0.
8358 (*mb_internal): New insn pattern.
8360 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8362 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8365 * function.c (struct temp_slot): Move to the section of the file
8366 that deals with temp slots. Remove field 'address'.
8367 (temp_slot_address_table): New hash table of address -> temp slot.
8368 (struct temp_slot_address_entry): New struct, items for the table.
8369 (temp_slot_address_compute_hash, temp_slot_address_hash,
8370 temp_slot_address_eq, insert_temp_slot_address): Support functions
8372 (find_temp_slot_from_address): Rewrite to use the new hash table.
8373 (remove_unused_temp_slot_addresses): Remove addresses of temp
8374 slots that have been made available.
8375 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8376 worker function for remove_unused_temp_slot_addresses.
8377 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8378 Add the temp slot address to the address -> temp slot map.
8379 (update_temp_slot_address): Update via insert_temp_slot_address.
8380 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8381 (pop_temp_slots): Likewise.
8382 (init_temp_slots): Allocate the address -> temp slot map, or empty
8383 the map if it is already allocated.
8384 (prepare_function_start): Initialize temp slot processing.
8386 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8389 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8390 Calculate the size of all stack vars assuming no packing of stack
8391 vars will happen, replacing a quadratic algorithm with a linear one.
8393 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8396 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8399 2009-01-03 Diego Novillo <dnovillo@google.com>
8401 * doc/contrib.texi: Update contributions.
8403 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8406 * builtins.c (fold_builtin_memory_op): Give up if either operand
8407 is volatile. Set srctype or desttype to non-qualified version
8411 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8414 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8416 PR rtl-optimization/35805
8417 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8418 problem if fast dce is able to remove any instructions.
8419 * dce.c (dce_process_block): Fix dump message.
8421 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8424 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8426 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8429 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8430 * tree-pretty-print.c (op_code_prio): New function.
8431 (op_prio): No longer static. Use op_code_prio.
8432 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8433 Use op_prio and op_code_prio to determine if () should be
8434 printed around operand(s) or not.
8436 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8437 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8438 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8439 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8440 pp_character instead of pp_string for single letter printing.
8442 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8444 * doc/extend.texi: Fix '#pragma GCC option' typo.
8446 2009-01-02 Richard Guenther <rguenther@suse.de>
8448 * doc/install.texi (--enable-checking): Mention different
8450 (--enable-stage1-checking): Document.
8452 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8455 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8456 case to be an error.
8458 2009-01-02 Ben Elliston <bje@au.ibm.com>
8460 * config/fp-bit.h (pack_d): Constify argument.
8461 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8462 (isnan): Constify argument.
8466 (_fpadd_parts): Constify return type.
8467 (_fpmul_parts): Likewise.
8468 (_fpdiv_parts): Likewise.
8470 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8473 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8474 warn about overwriting initializer with side-effects or
8475 -Woverride-init if !IMPLICIT.
8476 (output_init_element): Likewise. Pass IMPLICIT down to
8478 (process_init_element): Add IMPLICIT argument. Pass it down
8479 to output_init_element.
8480 (push_init_element, pop_init_level, set_designator): Adjust
8481 process_init_element callers.
8482 (set_nonincremental_init, set_nonincremental_init_from_string):
8483 Adjust add_pending_init callers.
8484 (output_pending_init_elements): Adjust output_init_element callers.
8485 * c-tree.h (process_init_element): Adjust prototype.
8486 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8487 process_init_element callers.
8490 Copyright (C) 2009 Free Software Foundation, Inc.
8492 Copying and distribution of this file, with or without modification,
8493 are permitted in any medium without royalty provided the copyright
8494 notice and this notice are preserved.