1 2009-04-11 Jan Hubicka <jh@suse.cz>
3 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5 2009-04-11 Richard Guenther <rguenther@suse.de>
8 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
9 return variables as TREE_ADDRESSABLE.
11 2009-04-11 Richard Guenther <rguenther@suse.de>
13 PR tree-optimization/39713
14 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15 reference trees have SSA_NAME operands.
17 2009-04-11 Richard Guenther <rguenther@suse.de>
20 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26 match changes in Cygwin 1.7
27 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
28 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
30 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
32 PR tree-optimization/39701
33 * doc/invoke.texi (Optimization Options): Document change in
34 meaning and initialization of -fdelete-null-pointer-checks.
36 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
39 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
41 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
44 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
46 2009-04-10 Chao-ying Fu <fu@mips.com>
48 * doc/tm.texi (Instruction Output): Document
49 TARGET_ASM_FINAL_POSTSCAN_INSN.
50 * target.h (final_postscan_insn): New field in asm_out.
51 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
52 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
53 * final.c (final_scan_insn): Call
54 targetm.asm_out.final_postscan_insn after outputting
55 an asm macro and a normal instruction.
57 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
58 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
59 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
60 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
61 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
63 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
66 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
67 variables as non-NULL even with -fdelete-null-pointer-checks.
69 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
71 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
73 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
76 * config/i386/i386.c (classify_argument): Handle SCmode with
77 (bit_offset % 64) != 0.
79 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
81 * doc/invoke.texi (Optimize Options): Add cross-reference to
82 -Q --help=optimizers examples.
84 2009-04-10 Ben Elliston <bje@au.ibm.com>
87 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
88 regalign for the reg == fpr and TDmode case.
90 2009-04-09 David Ayers <ayers@fsfe.org>
93 * objc/objc-act.c (warn_with_method): Remove helper function.
94 (check_duplicates): Call warning and inform directly.
95 (really_start_method): Likewise.
97 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
99 * expmed.c (expand_divmod): Always use a comparison for a division
100 by a large unsigned integer.
102 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
103 for things others than variables or functions as nonzero.
105 2009-04-09 Nick Clifton <nickc@redhat.com>
107 * unwind-compat.c: Change copyright header to refer to version
108 3 of the GNU General Public License with version 3.1 of the
109 GCC Runtime Library Exception and to point readers at the
110 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
111 * config/alpha/crtfastmath.c: Likewise.
112 * config/alpha/linux-unwind.h: Likewise.
113 * config/alpha/qrnnd.asm: Likewise.
114 * config/alpha/vms-crt0-64.c: Likewise.
115 * config/alpha/vms-crt0.c: Likewise.
116 * config/alpha/vms-dwarf2.asm: Likewise.
117 * config/alpha/vms-dwarf2eh.asm: Likewise.
118 * config/alpha/vms-psxcrt0-64.c: Likewise.
119 * config/alpha/vms-psxcrt0.c: Likewise.
120 * config/alpha/vms_tramp.asm: Likewise.
121 * config/arc/initfini.c: Likewise.
122 * config/arc/lib1funcs.asm: Likewise.
123 * config/arm/bpabi-v6m.S: Likewise.
124 * config/arm/bpabi.S: Likewise.
125 * config/arm/bpabi.c: Likewise.
126 * config/arm/crti.asm: Likewise.
127 * config/arm/crtn.asm: Likewise.
128 * config/arm/ieee754-df.S: Likewise.
129 * config/arm/ieee754-sf.S: Likewise.
130 * config/arm/lib1funcs.asm: Likewise.
131 * config/arm/libunwind.S: Likewise.
132 * config/arm/linux-atomic.c: Likewise.
133 * config/arm/mmintrin.h: Likewise.
134 * config/arm/pr-support.c: Likewise.
135 * config/arm/unaligned-funcs.c: Likewise.
136 * config/arm/unwind-arm.c: Likewise.
137 * config/arm/unwind-arm.h: Likewise.
138 * config/avr/libgcc.S: Likewise.
139 * config/bfin/crti.s: Likewise.
140 * config/bfin/crtlibid.s: Likewise.
141 * config/bfin/crtn.s: Likewise.
142 * config/bfin/lib1funcs.asm: Likewise.
143 * config/bfin/linux-unwind.h: Likewise.
144 * config/cris/arit.c: Likewise.
145 * config/cris/cris_abi_symbol.c: Likewise.
146 * config/darwin-64.c: Likewise.
147 * config/darwin-crt2.c: Likewise.
148 * config/darwin-crt3.c: Likewise.
149 * config/darwin.h: Likewise.
150 * config/dbxelf.h: Likewise.
151 * config/dfp-bit.c: Likewise.
152 * config/dfp-bit.h: Likewise.
153 * config/elfos.h: Likewise.
154 * config/fixed-bit.c: Likewise.
155 * config/fixed-bit.h: Likewise.
156 * config/fp-bit.c: Likewise.
157 * config/fp-bit.h: Likewise.
158 * config/fr30/crti.asm: Likewise.
159 * config/fr30/crtn.asm: Likewise.
160 * config/fr30/lib1funcs.asm: Likewise.
161 * config/freebsd-spec.h: Likewise.
162 * config/frv/cmovd.c: Likewise.
163 * config/frv/cmovh.c: Likewise.
164 * config/frv/cmovw.c: Likewise.
165 * config/frv/frvbegin.c: Likewise.
166 * config/frv/frvend.c: Likewise.
167 * config/frv/lib1funcs.asm: Likewise.
168 * config/glibc-stdint.h: Likewise.
169 * config/h8300/clzhi2.c: Likewise.
170 * config/h8300/crti.asm: Likewise.
171 * config/h8300/crtn.asm: Likewise.
172 * config/h8300/ctzhi2.c: Likewise.
173 * config/h8300/fixunssfsi.c: Likewise.
174 * config/h8300/lib1funcs.asm: Likewise.
175 * config/h8300/parityhi2.c: Likewise.
176 * config/h8300/popcounthi2.c: Likewise.
177 * config/i386/ammintrin.h: Likewise.
178 * config/i386/att.h: Likewise.
179 * config/i386/avxintrin.h: Likewise.
180 * config/i386/biarch64.h: Likewise.
181 * config/i386/bmmintrin.h: Likewise.
182 * config/i386/cpuid.h: Likewise.
183 * config/i386/cross-stdarg.h: Likewise.
184 * config/i386/crtfastmath.c: Likewise.
185 * config/i386/crtprec.c: Likewise.
186 * config/i386/cygming-crtbegin.c: Likewise.
187 * config/i386/cygming-crtend.c: Likewise.
188 * config/i386/cygwin.asm: Likewise.
189 * config/i386/emmintrin.h: Likewise.
190 * config/i386/gmm_malloc.h: Likewise.
191 * config/i386/gthr-win32.c: Likewise.
192 * config/i386/i386.h: Likewise.
193 * config/i386/immintrin.h: Likewise.
194 * config/i386/linux-unwind.h: Likewise.
195 * config/i386/linux64.h: Likewise.
196 * config/i386/mm3dnow.h: Likewise.
197 * config/i386/mmintrin-common.h: Likewise.
198 * config/i386/mmintrin.h: Likewise.
199 * config/i386/nmmintrin.h: Likewise.
200 * config/i386/pmm_malloc.h: Likewise.
201 * config/i386/pmmintrin.h: Likewise.
202 * config/i386/smmintrin.h: Likewise.
203 * config/i386/sol2-c1.asm: Likewise.
204 * config/i386/sol2-ci.asm: Likewise.
205 * config/i386/sol2-cn.asm: Likewise.
206 * config/i386/sol2-gc1.asm: Likewise.
207 * config/i386/tmmintrin.h: Likewise.
208 * config/i386/unix.h: Likewise.
209 * config/i386/w32-unwind.h: Likewise.
210 * config/i386/wmmintrin.h: Likewise.
211 * config/i386/x86-64.h: Likewise.
212 * config/i386/x86intrin.h: Likewise.
213 * config/i386/xmmintrin.h: Likewise.
214 * config/ia64/crtbegin.asm: Likewise.
215 * config/ia64/crtend.asm: Likewise.
216 * config/ia64/crtfastmath.c: Likewise.
217 * config/ia64/crti.asm: Likewise.
218 * config/ia64/crtn.asm: Likewise.
219 * config/ia64/fde-glibc.c: Likewise.
220 * config/ia64/lib1funcs.asm: Likewise.
221 * config/ia64/linux-unwind.h: Likewise.
222 * config/ia64/quadlib.c: Likewise.
223 * config/ia64/unwind-ia64.c: Likewise.
224 * config/linux.h: Likewise.
225 * config/m32c/m32c-lib1.S: Likewise.
226 * config/m32c/m32c-lib2-trapv.c: Likewise.
227 * config/m32c/m32c-lib2.c: Likewise.
228 * config/m32r/initfini.c: Likewise.
229 * config/m68hc11/larith.asm: Likewise.
230 * config/m68hc11/m68hc11-crt0.S: Likewise.
231 * config/m68k/cf.md: Likewise.
232 * config/m68k/crti.s: Likewise.
233 * config/m68k/crtn.s: Likewise.
234 * config/m68k/lb1sf68.asm: Likewise.
235 * config/m68k/linux-unwind.h: Likewise.
236 * config/mcore/crti.asm: Likewise.
237 * config/mcore/crtn.asm: Likewise.
238 * config/mcore/lib1.asm: Likewise.
239 * config/mips/linux-unwind.h: Likewise.
240 * config/mips/loongson.h: Likewise.
241 * config/mips/mips16.S: Likewise.
242 * config/mmix/crti.asm: Likewise.
243 * config/mmix/crtn.asm: Likewise.
244 * config/pa/fptr.c: Likewise.
245 * config/pa/hpux-unwind.h: Likewise.
246 * config/pa/lib2funcs.asm: Likewise.
247 * config/pa/linux-atomic.c: Likewise.
248 * config/pa/linux-unwind.h: Likewise.
249 * config/pa/milli64.S: Likewise.
250 * config/pa/quadlib.c: Likewise.
251 * config/pa/stublib.c: Likewise.
252 * config/picochip/libgccExtras/adddi3.asm: Likewise.
253 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
254 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
255 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
256 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
257 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
258 * config/picochip/libgccExtras/divmod15.asm: Likewise.
259 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
260 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
261 * config/picochip/libgccExtras/longjmp.asm: Likewise.
262 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
263 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
264 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
265 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
266 * config/picochip/libgccExtras/setjmp.asm: Likewise.
267 * config/picochip/libgccExtras/subdi3.asm: Likewise.
268 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
269 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
270 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
271 * config/rs6000/750cl.h: Likewise.
272 * config/rs6000/altivec.h: Likewise.
273 * config/rs6000/biarch64.h: Likewise.
274 * config/rs6000/crtresfpr.asm: Likewise.
275 * config/rs6000/crtresgpr.asm: Likewise.
276 * config/rs6000/crtresxfpr.asm: Likewise.
277 * config/rs6000/crtresxgpr.asm: Likewise.
278 * config/rs6000/crtsavfpr.asm: Likewise.
279 * config/rs6000/crtsavgpr.asm: Likewise.
280 * config/rs6000/darwin-asm.h: Likewise.
281 * config/rs6000/darwin-fallback.c: Likewise.
282 * config/rs6000/darwin-fpsave.asm: Likewise.
283 * config/rs6000/darwin-ldouble.c: Likewise.
284 * config/rs6000/darwin-tramp.asm: Likewise.
285 * config/rs6000/darwin-unwind.h: Likewise.
286 * config/rs6000/darwin-vecsave.asm: Likewise.
287 * config/rs6000/darwin-world.asm: Likewise.
288 * config/rs6000/e500crtres32gpr.asm: Likewise.
289 * config/rs6000/e500crtres64gpr.asm: Likewise.
290 * config/rs6000/e500crtres64gprctr.asm: Likewise.
291 * config/rs6000/e500crtrest32gpr.asm: Likewise.
292 * config/rs6000/e500crtrest64gpr.asm: Likewise.
293 * config/rs6000/e500crtresx32gpr.asm: Likewise.
294 * config/rs6000/e500crtresx64gpr.asm: Likewise.
295 * config/rs6000/e500crtsav32gpr.asm: Likewise.
296 * config/rs6000/e500crtsav64gpr.asm: Likewise.
297 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
298 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
299 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
300 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
301 * config/rs6000/eabi-ci.asm: Likewise.
302 * config/rs6000/eabi-cn.asm: Likewise.
303 * config/rs6000/eabi.asm: Likewise.
304 * config/rs6000/linux-unwind.h: Likewise.
305 * config/rs6000/linux64.h: Likewise.
306 * config/rs6000/paired.h: Likewise.
307 * config/rs6000/paired.md: Likewise.
308 * config/rs6000/ppc64-fp.c: Likewise.
309 * config/rs6000/ppu_intrinsics.h: Likewise.
310 * config/rs6000/rs6000.h: Likewise.
311 * config/rs6000/si2vmx.h: Likewise.
312 * config/rs6000/sol-ci.asm: Likewise.
313 * config/rs6000/sol-cn.asm: Likewise.
314 * config/rs6000/spe.h: Likewise.
315 * config/rs6000/spu2vmx.h: Likewise.
316 * config/rs6000/sysv4.h: Likewise.
317 * config/rs6000/tramp.asm: Likewise.
318 * config/rs6000/vec_types.h: Likewise.
319 * config/s390/linux-unwind.h: Likewise.
320 * config/s390/tpf-unwind.h: Likewise.
321 * config/score/crti.asm: Likewise.
322 * config/score/crtn.asm: Likewise.
323 * config/sh/crt1.asm: Likewise.
324 * config/sh/crti.asm: Likewise.
325 * config/sh/crtn.asm: Likewise.
326 * config/sh/divtab-sh4-300.c: Likewise.
327 * config/sh/divtab-sh4.c: Likewise.
328 * config/sh/divtab.c: Likewise.
329 * config/sh/lib1funcs-4-300.asm: Likewise.
330 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
331 * config/sh/lib1funcs.asm: Likewise.
332 * config/sh/lib1funcs.h: Likewise.
333 * config/sh/linux-atomic.asm: Likewise.
334 * config/sh/linux-unwind.h: Likewise.
335 * config/sh/shmedia.h: Likewise.
336 * config/sh/sshmedia.h: Likewise.
337 * config/sh/ushmedia.h: Likewise.
338 * config/sparc/crtfastmath.c: Likewise.
339 * config/sparc/linux-unwind.h: Likewise.
340 * config/sparc/sol2-c1.asm: Likewise.
341 * config/sparc/sol2-ci.asm: Likewise.
342 * config/sparc/sol2-cn.asm: Likewise.
343 * config/spu/divmodti4.c: Likewise.
344 * config/spu/divv2df3.c: Likewise.
345 * config/spu/float_disf.c: Likewise.
346 * config/spu/float_unsdidf.c: Likewise.
347 * config/spu/float_unsdisf.c: Likewise.
348 * config/spu/float_unssidf.c: Likewise.
349 * config/spu/mfc_multi_tag_release.c: Likewise.
350 * config/spu/mfc_multi_tag_reserve.c: Likewise.
351 * config/spu/mfc_tag_release.c: Likewise.
352 * config/spu/mfc_tag_reserve.c: Likewise.
353 * config/spu/mfc_tag_table.c: Likewise.
354 * config/spu/multi3.c: Likewise.
355 * config/spu/spu_internals.h: Likewise.
356 * config/spu/spu_intrinsics.h: Likewise.
357 * config/spu/spu_mfcio.h: Likewise.
358 * config/spu/vec_types.h: Likewise.
359 * config/spu/vmx2spu.h: Likewise.
360 * config/stormy16/stormy16-lib2.c: Likewise.
361 * config/svr4.h: Likewise.
362 * config/sync.c: Likewise.
363 * config/v850/lib1funcs.asm: Likewise.
364 * config/vxlib-tls.c: Likewise.
365 * config/vxlib.c: Likewise.
366 * config/vxworks-dummy.h: Likewise.
367 * config/xtensa/crti.asm: Likewise.
368 * config/xtensa/crtn.asm: Likewise.
369 * config/xtensa/ieee754-df.S: Likewise.
370 * config/xtensa/ieee754-sf.S: Likewise.
371 * config/xtensa/lib1funcs.asm: Likewise.
372 * config/xtensa/lib2funcs.S: Likewise.
373 * config/xtensa/linux-unwind.h: Likewise.
374 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
375 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
376 * coretypes.h: Likewise.
377 * crtstuff.c: Likewise.
378 * defaults.h: Likewise.
379 * dwarf2.h: Likewise.
380 * emutls.c: Likewise.
381 * gbl-ctors.h: Likewise.
382 * gcov-io.h: Likewise.
383 * ginclude/float.h: Likewise.
384 * ginclude/iso646.h: Likewise.
385 * ginclude/stdarg.h: Likewise.
386 * ginclude/stdbool.h: Likewise.
387 * ginclude/stddef.h: Likewise.
388 * ginclude/stdfix.h: Likewise.
389 * ginclude/stdint-gcc.h: Likewise.
390 * ginclude/tgmath.h: Likewise.
391 * gthr-aix.h: Likewise.
392 * gthr-dce.h: Likewise.
393 * gthr-gnat.c: Likewise.
394 * gthr-gnat.h: Likewise.
395 * gthr-lynx.h: Likewise.
396 * gthr-mipssde.h: Likewise.
397 * gthr-nks.h: Likewise.
398 * gthr-posix.c: Likewise.
399 * gthr-posix.h: Likewise.
400 * gthr-posix95.h: Likewise.
401 * gthr-rtems.h: Likewise.
402 * gthr-single.h: Likewise.
403 * gthr-solaris.h: Likewise.
404 * gthr-tpf.h: Likewise.
405 * gthr-vxworks.h: Likewise.
406 * gthr-win32.h: Likewise.
408 * libgcc2.c: Likewise.
409 * libgcc2.h: Likewise.
410 * libgcov.c: Likewise.
411 * tsystem.h: Likewise.
412 * typeclass.h: Likewise.
413 * unwind-c.c: Likewise.
414 * unwind-compat.h: Likewise.
415 * unwind-dw2-fde-compat.c: Likewise.
416 * unwind-dw2-fde-darwin.c: Likewise.
417 * unwind-dw2-fde-glibc.c: Likewise.
418 * unwind-dw2-fde.c: Likewise.
419 * unwind-dw2-fde.h: Likewise.
420 * unwind-dw2.c: Likewise.
421 * unwind-dw2.h: Likewise.
422 * unwind-generic.h: Likewise.
423 * unwind-pe.h: Likewise.
424 * unwind-sjlj.c: Likewise.
425 * unwind.inc: Likewise.
426 * config/arm/neon-gen.ml: Change generated copyright header to
427 refer to version 3 of the GNU General Public License with
428 version 3.1 of the GCC Runtime Library Exception and to point
429 readers at the COPYING3 and COPYING3.RUNTIME files and the
430 FSF's license web page.
431 * config/arm/arm_neon.h: Regenerate.
433 2009-04-09 Jakub Jelinek <jakub@redhat.com>
435 * config/cris/cris.md: Change copyright header to refer to version
436 3 of the GNU General Public License.
437 * doc/install.texi2html: Change copyright header to refer to version
438 3 of the GNU General Public License and to point readers at the
439 COPYING3 file and the FSF's license web page.
440 * config/vax/linux.h: Likewise.
442 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
444 * config/i386/i386.md (cmpcc): New.
445 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
446 (sync_compare_and_swap_cc*): Delete.
448 * config/s390/s390.c (s390_compare_emitted): Remove.
449 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
450 s390_compare_emitted used to be handled. Assert that modes match.
451 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
452 refer to sync_compare_and_swap_ccsi.
453 * config/s390/s390.h (s390_compare_emitted): Remove.
454 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
455 instead of s390_compare_emitted.
456 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
457 instead of s390_compare_emitted.
458 * config/s390/s390.md (cmpcc): New.
459 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
460 CC_REGNUM, do not pretend it's set.
461 (sync_compare_and_swap_cc*): Delete.
462 * config/s390/predicates.md (cc_reg_operand): New.
464 * expr.c (sync_compare_and_swap_cc): Delete.
465 * optabs.h (sync_compare_and_swap_cc): Delete.
466 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
467 is being used with can_compare_p.
468 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
470 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
471 look for a MODE_CC set instead. Use emit_store_flag.
472 (expand_compare_and_swap_loop): Likewise, with some additional
473 complication to avoid a force_reg when useless. Use
474 emit_cmp_and_jump_insns.
475 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
476 * doc/md.texi (sync_compare_and_swap_cc): Merge with
477 sync_compare_and_swap documentation.
479 2009-04-09 Jan Hubicka <jh@suse.cz>
481 * except.c (find_prev_try): Break out from ....
482 (duplicate_eh_regions): ... here; properly update prev_try pointers
483 when duplication part of tree.
484 (dump_eh_tree): Improve dumping.
485 (verify_eh_region): New.
486 (verify_eh_tree): Use it.
488 2009-04-06 Richard Guenther <rguenther@suse.de>
490 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
491 &ARRAY addresses by adjusting their types and prepending
493 * tree-cfg.c (verify_gimple_assign_single): Verify that
494 addresses are correct.
496 2009-04-09 Richard Guenther <rguenther@suse.de>
498 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
499 indices into an array reference if possible.
500 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
501 Fold POINTER_PLUS_EXPR statements with invariant address.
503 2009-04-09 Alan Modra <amodra@bigpond.net.au>
506 * config.gcc (powerpc64-*-linux*): Always build biarch.
508 2009-04-09 Joseph Myers <joseph@codesourcery.com>
511 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
512 it and pedwarn if this results in an INTEGER_CST.
514 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
516 * doc/install.texi: Update minimum GMP version. Remove obsolete
517 text in MPFR section.
519 2009-04-08 Jakub Jelinek <jakub@redhat.com>
521 * dwarf2out.c (class_scope_p): New static inline.
522 (class_or_namespace_scope_p): Use it.
523 (gen_variable_die): Use DW_TAG_member tag for static data member
524 declarations instead of DW_TAG_variable.
527 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
530 2009-04-08 Richard Guenther <rguenther@suse.de>
532 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
533 valueize random data.
535 2009-04-08 David Edelsohn <edelsohn@gnu.org>
537 * config.gcc (aix tm_file): Add aix-stdint.h.
538 (aix tm clause use_gcc_stdint): Set to wrap.
539 * config/rs6000/aix-stdint.h: New file.
541 2009-04-08 Richard Guenther <rguenther@suse.de>
544 * tree-dfa.c (add_referenced_var): Do not recurse into
546 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
548 (fold_const_aggregate_ref): Likewise.
550 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
552 * recog.c (ordered_comparison_operator): New.
553 * gensupport.c (std_preds): Add it.
554 * doc/md.texi (Machine-Independent Predicates): Document it.
556 2009-04-08 Jan Hubicka <jh@suse.cz>
558 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
559 * function.h (rtl_eh): Remove exception_handler_label_map.
560 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
561 remove_exception_handler_label, for_each_eh_label_1): Remove.
562 (rtl_remove_unreachable_regions): Remove.
563 (convert_from_eh_region_ranges): Do not remove unreachable regions.
564 (find_exception_handler_labels): Don't build the hashtable.
565 (maybe_remove_eh_handler): Remove.
566 (for_each_eh_label): Rewrite to walk the tree.
567 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
568 * except.h (maybe_remove_eh_handler): Remove.
569 * passes.c (init_optimization_passes): Schedule second EH cleanup
571 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
572 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
574 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
576 * genoutput.c (validate_optab_operands): New.
577 (gen_insn, gen_expand): Call it.
579 * genflags.c (gen_insn): Detect misused iterators.
580 (main): Pass line_no to gen_insn, exit with status 1 on error.
582 * genextract.c (line_no): Make global.
583 (VEC_safe_set_locstr): Change assertion to error message.
584 (main): Exit with status 1 on error.
586 2009-04-08 Joseph Myers <joseph@codesourcery.com>
590 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
591 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
592 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
593 * c-convert.c (convert): Do not call fold on results of conversion
594 functions when the result is a C_MAYBE_CONST_EXPR.
595 * c-parser.c (c_parser_postfix_expression): Do not fold condition
596 of __builtin_choose_expr.
597 * c-typeck.c (remove_c_maybe_const_expr): New.
598 (build_unary_op, build_conditional_expr, build_compound_expr,
599 build_binary_op, c_objc_common_truthvalue_conversion): Call
600 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
603 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
605 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
606 CODE to produce a new one. Add a prototype to use fold_convert_const
608 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
611 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
612 mix declarations and code.
614 2009-04-08 Ben Elliston <bje@au.ibm.com>
616 * gcc.c: Replace `CC' with `GCC' throughout.
618 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
620 * doc/invoke.texi: Document Atom support.
622 2009-04-07 Jason Merrill <jason@redhat.com>
625 * c-common.h, c-common.c: Add flag_pretty_templates.
626 * c-opts.c (c_common_handle_option): Set it.
627 * c.opt: Add -fno-pretty-templates.
628 * doc/invoke.texi (C++ Dialect Options): Likewise.
630 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
632 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
633 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
634 (ia64_expand_builtin): Likewise.
636 2009-04-07 Martin Jambor <mjambor@suse.cz>
638 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
639 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
640 ADDR_EXPRS are include too.
642 2009-04-07 Richard Guenther <rguenther@suse.de>
644 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
645 decls are only used if passes as parameters or if they are
646 local statics and the call is not to a builtin.
647 (call_may_clobber_ref_p_1): Likewise.
649 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
651 * expr.c (do_store_flag): Remove last argument. Simplify code
652 to avoid duplication of tests already done by can_compare_p.
653 (expand_expr_real_1): Adjust caller.
655 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
657 * optabs.c (can_compare_p): Test the predicate of a
658 cbranch and cstore pattern.
660 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
662 * expr.c (convert_move): Use emit_store_flag instead of
665 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
667 * config/i386/i386.c (ix86_compare_emitted): Remove.
668 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
669 ix86_compare_op0 like ix86_compare_emitted used to be handled.
670 * config/i386/i386.h (ix86_compare_emitted): Remove.
671 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
672 instead of ix86_compare_emitted.
673 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
675 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
677 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
678 Add t-sysroot-suffix to tmake_file.
679 * config/print-sysroot-suffix.sh: New file.
680 * config/t-sysroot-suffix: New file.
682 2009-04-07 Ben Elliston <bje@au.ibm.com>
684 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
685 as the latter produces a warning when the target does not support
688 2009-04-07 Ben Elliston <bje@au.ibm.com>
690 * dfp.c: Replace type punning assignments with memcpy throughout.
691 * Makefile.in (dfp.o-warn): Remove.
693 2009-04-07 Alan Modra <amodra@bigpond.net.au>
696 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
697 Include soft-fp/t-softfp after rs6000/t-linux64.
699 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
701 * stor-layout.c (set_sizetype): Use the full precision of their
702 machine mode for bitsize types.
704 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
706 * config/i386/i386.md: Revert 2 accidental checkins.
708 2009-04-06 Joey Ye <joey.ye@intel.com>
709 Xuepeng Guo <xuepeng.guo@intel.com>
710 H.J. Lu <hongjiu.lu@intel.com>
712 Atom pipeline model, tuning and insn selection.
713 * config.gcc (atom): Add atom config options and target.
715 * config/i386/atom.md: New.
717 * config/i386/i386.c (atom_cost): New cost.
718 (m_ATOM): New macro flag.
719 (initial_ix86_tune_features): Set m_ATOM.
720 (x86_accumulate_outgoing_args): Likewise.
721 (x86_arch_always_fancy_math_387): Likewise.
722 (processor_target): Add Atom cost.
723 (cpu_names): Add Atom cpu name.
724 (override_options): Set Atom ISA.
725 (ix86_issue_rate): New case PROCESSOR_ATOM.
726 (ix86_adjust_cost): Likewise.
728 * config/i386/i386.h (TARGET_ATOM): New target macro.
729 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
730 (TARGET_OPT_AGU): New target option.
731 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
732 (processor_type): Add PROCESSOR_ATOM.
734 * config/i386/i386.md (cpu): Add new value "atom".
735 (use_carry, movu): New attr.
736 (atom.md): Include atom.md.
737 (adddi3_carry_rex64): Set attr "use_carry".
738 (addqi3_carry): Likewise.
739 (addhi3_carry): Likewise.
740 (addsi3_carry): Likewise.
741 (*addsi3_carry_zext): Likewise.
742 (subdi3_carry_rex64): Likewise.
743 (subqi3_carry): Likewise.
744 (subhi3_carry): Likewise.
745 (subsi3_carry): Likewise.
746 (x86_movdicc_0_m1_rex64): Likewise.
747 (*x86_movdicc_0_m1_se): Likewise.
748 (x86_movsicc_0_m1): Likewise.
749 (*x86_movsicc_0_m1_se): Likewise.
750 (*adddi_1_rex64): Emit add insn as much as possible.
751 (*addsi_1): Likewise.
752 (return_internal): Set atom_unit.
753 (return_internal_long): Likewise.
754 (return_pop_internal): Likewise.
755 (*rcpsf2_sse): Set atom_sse_attr attr.
756 (*qrt<mode>2_sse): Likewise.
757 (*prefetch_sse): Likewise.
759 * config/i386/i386-c.c (ix86_target_macros_internal): New case
761 (ix86_target_macros_internal): Likewise.
763 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
764 (*prefetch_sse_rex): Likewise.
765 (sse_rcpv4sf2): Likewise.
766 (sse_vmrcpv4sf2): Likewise.
767 (sse_sqrtv4sf2): Likewise.
768 (<sse>_vmsqrt<mode>2): Likewise.
769 (sse_ldmxcsr): Likewise.
770 (sse_stmxcsr): Likewise.
771 (*sse_sfence): Likewise.
772 (sse2_clflush): Likewise.
773 (*sse2_mfence): Likewise.
774 (*sse2_lfence): Likewise.
775 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
776 (<sse>_movup<ssemodesuffixf2c>): Likewise.
777 (avx_movdqu<avxmodesuffix>): Likewise.
778 (avx_lddqu<avxmodesuffix>): Likewise.
779 (sse2_movntv2di): Change attr "type" to "ssemov".
780 (sse2_movntsi): Likewise.
781 (rsqrtv8sf2): Change attr "type" to "sseadd".
782 (sse3_addsubv2df3): Set attr "atom_unit".
783 (sse3_h<plusminus_insn>v4sf3): Likewise.
784 (*sse2_pmaddwd): Likewise.
785 (*vec_extractv2di_1_rex64): Likewise.
786 (*vec_extractv2di_1_avx): Likewise.
787 (sse2_psadbw): Likewise.
788 (ssse3_phaddwv8hi3): Likewise.
789 (ssse3_phaddwv4hi3): Likewise.
790 (ssse3_phadddv4si3): Likewise.
791 (ssse3_phadddv2si3): Likewise.
792 (ssse3_phaddswv8hi3): Likewise.
793 (ssse3_phaddswv4hi3): Likewise.
794 (ssse3_phsubwv8hi3): Likewise.
795 (ssse3_phsubwv4hi3): Likewise.
796 (ssse3_phsubdv4si3): Likewise.
797 (ssse3_phsubdv2si3): Likewise.
798 (ssse3_phsubswv8hi3): Likewise.
799 (ssse3_phsubswv4hi3): Likewise.
800 (ssse3_pmaddubsw128): Likewise.
801 (sse3_pmaddubsw: Likewise.
802 (ssse3_palignrti): Likewise.
803 (ssse3_palignrdi): Likewise.
805 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
807 * doc/install.texi (Specific): Fix two cross-references to MinGW.
809 2009-04-06 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/28868
812 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
813 of which PHI results we inserted.
814 (insert_into_preds_of_block): Record inserted PHIs.
815 (eliminate): Eliminate redundant PHI nodes.
816 (init_pre): Init inserted_phi_names.
818 2009-04-06 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/39643
821 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
822 IMAGPART_EXPRs of complex constants.
823 (execute_fold_all_builtins): If we folded a call queue
824 TODO_update_address_taken.
826 2009-04-06 Jan Hubicka <jh@suse.cz>
829 * except.c (remove_unreachable_regions): Propagate may_contain_throw
832 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
834 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
836 (ic_invalidate_array): Likewise.
838 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
840 * calls.c (emit_library_call_value_1): Fix a problem with parameter
841 alignment for library calls.
843 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
845 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
846 (mingw32 tm clause use_gcc_stdint): Set to wrap.
847 * config/i386/mingw-stdint.h: New file.
849 2009-04-05 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/39648
852 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
853 our &A vs. &A[0] IL deficiencies.
855 2009-04-04 Jan Hubicka <jh@suse.cz>
857 * except.c (sjlj_find_directly_reachable_regions): Be ready for
858 removed toplevel regions.
859 (sjlj_mark_call_sites): Likewise.
861 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
863 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
864 (cygwin tm clause use_gcc_stdint): Set to wrap.
865 * config/i386/cygwin-stdint.h: New file.
867 2009-04-04 Richard Guenther <rguenther@suse.de>
869 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
870 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
871 single-argument PHIs if we are in loop-closed SSA form.
872 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
873 for the pre-condition.
874 (slpeel_tree_peel_loop_to_edge): Likewise.
875 (vect_build_loop_niters): Take an optional sequence to append stmts.
876 (vect_generate_tmps_on_preheader): Likewise.
877 (vect_do_peeling_for_loop_bound): Take extra guards for the
879 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
880 the cost model check.
881 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
882 guards if we are going to peel. Do not apply versioning in that case.
883 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
884 (vect_do_peeling_for_loop_bound): Likewise.
885 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
886 loop bound only record extra pre-conditions, do not apply loop
889 2009-04-04 Richard Guenther <rguenther@suse.de>
891 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
894 2009-04-04 Jan Hubicka <jh@suse.cz>
896 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
897 last_basic_block for size of bb->index indexed array.
898 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
899 compute_out, link_btr_uses, build_btr_def_use_webs,
900 build_btr_def_use_webs, migrate_btr_defs): Likewise.
902 2009-04-04 Jan Hubicka <jh@suse.cz>
904 * except.c (remove_eh_handler_and_replace): Break out from ...
905 (remove_eh_handler): ... here.
906 (bring_to_root): New function.
907 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
908 handled ones, bring others to root of tree.
910 2009-04-04 Jan Hubicka <jh@suse.cz>
912 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
913 (all_phis_safe_to_merge): New function.
914 (update_info): New structure.
915 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
916 (cleanup_empty_eh): Update SSA if possible.
918 2009-04-04 Richard Guenther <rguenther@suse.de>
920 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
921 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
922 (append_vuse): Likewise.
924 2009-04-04 Jakub Jelinek <jakub@redhat.com>
926 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
927 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
928 instead of REG_UNSAVED for DW_CFA_undefined.
929 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
930 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
933 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
936 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
937 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
938 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
940 2009-04-04 Richard Guenther <rguenther@suse.de>
942 PR tree-optimization/8781
943 PR tree-optimization/37892
944 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
945 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
946 (valueize_refs): Call it for *& valueizations.
947 (shared_reference_ops_from_ref): Rename to ...
948 (valueize_shared_reference_ops_from_ref): ... this and valueize.
949 (shared_reference_ops_from_call): Rename to ...
950 (valueize_shared_reference_ops_from_call): ... this and valueize.
951 (vn_reference_lookup): Update.
952 (visit_reference_op_call): Likewise.
953 * tree-ssa-pre.c (phi_translate_1): Fold *&.
954 (eliminate): Value-replace the call address in call statements.
956 2009-04-04 Richard Guenther <rguenther@suse.de>
958 PR tree-optimization/39636
959 * tree-ssa-forwprop.c
960 (forward_propagate_addr_into_variable_array_index): Check for
961 GIMPLE_ASSIGN before accessing the rhs code.
963 2009-04-03 Jason Merrill <jason@redhat.com>
965 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
967 2009-04-03 Steve Ellcey <sje@cup.hp.com>
969 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
970 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
971 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
972 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
973 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
974 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
975 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
976 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
977 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
978 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
979 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
980 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
981 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
982 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
983 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
984 Use fr_reg_or_fp01_operand instead of fr_register_operand
986 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
987 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
988 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
990 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
992 PR rtl-optimization/39607
993 PR rtl-optimization/39631
997 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
998 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
999 instead of DF_LR_OUT.
1000 * ira-lives.c (process_bb_node_lives): Ditto.
1001 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1002 instead of DF_LR_{OUT,IN}.
1003 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1004 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1006 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1008 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1009 (execute_lower_omp): Always run but take the short way out if -fopenmp
1011 (gate_lower_omp): Remove, forcing the pass manager to always run the
1012 pass and always set PROP_gimple_lomp.
1013 (pass_lower_omp): Remove gate function.
1014 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1015 PROP_trees. Instead, require it.
1016 * ipa-cp.c (pass_ipa_cp): Likewise.
1017 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1018 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1019 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1020 and PROP_gimple_leh.
1022 2009-04-03 Richard Guenther <rguenther@suse.de>
1025 PR tree-optimization/23940
1026 PR tree-optimization/33237
1029 PR tree-optimization/36201
1030 PR tree-optimization/36230
1031 PR tree-optimization/38049
1032 PR tree-optimization/38207
1033 PR tree-optimization/38230
1034 PR tree-optimization/38301
1035 PR tree-optimization/38585
1037 PR tree-optimization/38985
1038 PR tree-optimization/39299
1039 * tree-ssa-structalias.h: Remove.
1040 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1041 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1042 (struct vuse_element_d): Remove.
1043 (struct vuse_vec_d): Likewise.
1044 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1045 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1046 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1047 VUSE_ELEMENT_VAR): Likewise.
1048 (struct voptype_d): Likewise.
1049 (NUM_VOP_FREE_BUCKETS): Likewise.
1050 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1051 (struct stmt_operands_d): Remove.
1052 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1053 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1054 VDEF_NUM, VDEF_VECT): Likewise.
1055 (copy_virtual_operands): Remove.
1056 (operand_build_cmp): Likewise.
1057 (create_ssa_artificial_load_stmt): Likewise.
1058 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1059 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1060 vuse_index and mayuse_index members. Pack and move done and iter_type
1061 members to the front.
1062 (SSA_OP_VMAYUSE): Remove.
1063 (SSA_OP_VIRTUAL_USES): Adjust.
1064 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1065 (unlink_stmt_vdef): Declare.
1066 (add_to_addressable_set): Remove.
1067 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1068 (vrp_visit_stmt): Likewise.
1069 * doc/tree-ssa.texi (Alias analysis): Update.
1070 * doc/invoke.texi (max-aliased-vops): Remove docs.
1071 (avg-aliased-vops): Likewise.
1072 * tree-into-ssa.c (syms_to_rename): Remove.
1073 (need_to_update_vops_p): Likewise.
1074 (need_to_initialize_update_ssa_p): Rename to ...
1075 (update_ssa_initialized_fn): ... this. Track function we are
1077 (symbol_marked_for_renaming): Simplify.
1078 (add_new_name_mapping): Do not set need_to_update_vops_p.
1079 (dump_currdefs): Use SYMS_TO_RENAME.
1080 (rewrite_update_stmt): Always walk all uses/defs.
1081 (dump_update_ssa): Adjust.
1082 (init_update_ssa): Take function argument. Track what we are
1084 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1085 (create_new_def_for): Initialize for cfun, assert we are initialized
1087 (mark_sym_for_renaming): Simplify.
1088 (mark_set_for_renaming): Do not initialize update-ssa.
1089 (need_ssa_update_p): Simplify. Take function argument.
1090 (name_mappings_registered_p): Assert we ask for the correct function.
1091 (name_registered_for_update_p): Likewise.
1092 (ssa_names_to_replace): Likewise.
1093 (release_ssa_name_after_update_ssa): Likewise.
1094 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1095 (dump_decl_set): Do not print a newline.
1096 (debug_decl_set): Do it here.
1097 (dump_update_ssa): And here.
1098 * tree-ssa-loop-im.c (move_computations): Adjust.
1099 (movement_possibility): Likewise.
1100 (determine_max_movement): Likewise.
1101 (gather_mem_refs_stmt): Likewise.
1102 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1104 * tree-complex.c (update_all_vops): Remove.
1105 (expand_complex_move): Adjust.
1106 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1107 Simplify test for memory referencing statement. Exclude
1108 non-invariant ADDR_EXPRs.
1109 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1110 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1111 (rdg_flag_uses): Likewise.
1112 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1114 (tree_optimize_tail_calls_1): Also split the
1115 edge from the entry block if we have degenerate PHI nodes in
1116 the first basic block.
1117 * tree.c (init_ttree): Remove memory-tag related code.
1118 (tree_code_size): Likewise.
1119 (tree_node_structure): Likewise.
1120 (build7_stat): Re-write to be build6_stat.
1121 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1122 (SSA_VAR_P): Adjust.
1123 (struct tree_memory_tag): Remove.
1124 (struct tree_memory_partition_tag): Likewise.
1125 (union tree_node): Adjust.
1126 (build7): Re-write to be build6.
1127 * tree-pass.h (pass_reset_cc_flags): Remove.
1128 (TODO_update_address_taken): New flag.
1129 (pass_simple_dse): Remove.
1130 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1131 * params.h (MAX_ALIASED_VOPS): Remove.
1132 (AVG_ALIASED_VOPS): Likewise.
1133 * omp-low.c (expand_omp_taskreg): Update SSA form.
1134 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1135 aliases the lhs in a copy stmt.
1136 * tree-ssa-dse.c (struct address_walk_data): Remove.
1137 (memory_ssa_name_same): Likewise.
1138 (memory_address_same): Likewise.
1139 (get_kill_of_stmt_lhs): Likewise.
1140 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1141 unused stores. Look through PHI nodes into post-dominated regions.
1142 (dse_optimize_stmt): Simplify. Properly remove stores.
1143 (tree_ssa_dse): Compute dominators.
1144 (execute_simple_dse): Remove.
1145 (pass_simple_dse): Likewise.
1146 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1147 gimple_loaded_syms and gimple_stored_syms computation.
1148 * toplev.c (dump_memory_report): Dump alias and pta stats.
1149 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1150 (vn_reference_eq): Likewise.
1151 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1152 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1153 valueize_vuses): Remove.
1154 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1155 (get_def_ref_stmt_vuse): ... this.
1156 (vn_reference_lookup_2): New function.
1157 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1158 walking equivalent vuses. Simplify.
1159 (vn_reference_lookup): Likewise.
1160 (vn_reference_insert): Likewise.
1161 (vn_reference_insert_pieces): Likewise.
1162 (visit_reference_op_call): Simplify.
1163 (visit_reference_op_load): Likewise.
1164 (visit_reference_op_store): Likewise.
1165 (init_scc_vn): Remove shared_lookup_vuses initialization.
1166 (free_scc_vn): Remove shared_lookup_vuses freeing.
1167 (sort_vuses, sort_vuses_heap): Remove.
1168 (get_ref_from_reference_ops): Export.
1169 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1170 vector with single vuse pointer.
1171 (vn_reference_lookup_pieces, vn_reference_lookup,
1172 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1173 (shared_vuses_from_stmt): Remove.
1174 (get_ref_from_reference_ops): Declare.
1175 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1176 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1177 memory-tag related code.
1178 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1179 (likely_value): Add comment, skip static-chain of call statements.
1180 (surely_varying_stmt_p): Adjust.
1181 (gimplify_and_update_call_from_tree): Likewise.
1182 (execute_fold_all_builtins): Do not rebuild alias info.
1183 (gimplify_and_update_call_from_tree): Properly update VOPs.
1184 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1185 (copy_ref_info): Remove memory-tag related code.
1186 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1187 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1188 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1190 * tree-ssa-dom.c (gimple_p): Remove typedef.
1191 (eliminate_redundant_computations): Adjust.
1192 (record_equivalences_from_stmt): Likewise.
1193 (avail_expr_hash): Likewise.
1194 (avail_expr_eq): Likewise.
1195 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1196 (stmt_makes_single_load): Likewise.
1197 (stmt_makes_single_store): Likewise.
1198 * tree-ssa-alias.c: Rewrite completely.
1199 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1200 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1201 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1202 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1203 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1204 Remove public functions.
1205 (pass_reset_cc_flags): Remove.
1206 (pass_build_alias): Move ...
1207 * tree-ssa-structalias.c (pass_build_alias): ... here.
1208 * tree-ssa-alias.c (may_be_aliased): Move ...
1209 * tree-flow-inline.h (may_be_aliased): ... here.
1210 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1211 count_uses_and_derefs): Move ...
1212 * gimple.c: ... here.
1213 * gimple.h (count_uses_and_derefs): Declare.
1214 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1215 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1216 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1217 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1218 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1219 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1220 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1222 * tree-dfa.c (refs_may_alias_p): Move ...
1223 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1224 * tree-ssa-alias.h: New file.
1225 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1226 (statement_sink_location): Likewise.
1227 * opts.c (decode_options): Do not adjust max-aliased-vops or
1228 avg-aliased-vops values.
1229 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1230 (TV_CALL_CLOBBER): Likewise.
1231 (TV_FLOW_SENSITIVE): Likewise.
1232 (TV_FLOW_INSENSITIVE): Likewise.
1233 (TV_MEMORY_PARTITIONING): Likewise.
1234 (TV_ALIAS_STMT_WALK): New timevar.
1235 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1236 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1237 (get_address_description): Remove memory-tag related code.
1238 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1239 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1240 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1241 and immediate uses in statements. Document.
1242 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1243 (dump_symbols): Remove.
1244 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1245 * alias.c (get_deref_alias_set): New function split out from ...
1246 (get_alias_set): ... here.
1247 * alias.h (get_deref_alias_set): Declare.
1248 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1249 type parameter. Remove restrict pointer handling. Create a
1250 ref-all pointer in case type-based alias sets do not conflict.
1251 (vect_analyze_data_refs): Remove SMT related code.
1252 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1253 (vectorizable_load): Likewise.
1254 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1255 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1256 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1257 Ignore vops and SMTs.
1258 (dr_analyze_alias): Likewise..
1259 (free_data_ref): Likewise.
1260 (create_data_ref): Likewise.
1261 (analyze_all_data_dependences): Likewise.
1262 (get_references_in_stmt): Adjust.
1263 * tree-flow-inline.h (gimple_aliases_computed_p,
1264 gimple_addressable_vars, gimple_call_clobbered_vars,
1265 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1266 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1267 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1268 gimple_mem_ref_stats): Remove.
1269 (gimple_vop): New function.
1270 (op_iter_next_use): Remove vuses and mayuses cases.
1271 (op_iter_next_def): Remove vdefs case.
1272 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1273 (clear_and_done_ssa_iter): Do not set removed fields.
1274 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1275 Assert we are not iterating over vuses or vdefs if not also
1276 iterating over uses or defs.
1277 (op_iter_init_use): Likewise.
1278 (op_iter_init_def): Likewise.
1279 (op_iter_next_vdef): Remove.
1280 (op_iter_next_mustdef): Likewise.
1281 (op_iter_init_vdef): Likewise.
1282 (compare_ssa_operands_equal): Likewise.
1283 (link_use_stmts_after): Handle vuse operand.
1284 (is_call_used): Use is_call_clobbered.
1285 (is_call_clobbered): Global variables are always call clobbered,
1286 query the call-clobbers bitmap.
1287 (mark_call_clobbered): Ignore global variables.
1288 (clear_call_clobbered): Likewise.
1289 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1290 virtual operands sanity check.
1291 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1293 (TARGET_MEM_REF): Remove TMR_TAG operand.
1294 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1295 Remove call-clobber related code.
1296 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1297 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1298 partitions or escape reason.
1299 (get_single_def_stmt, get_single_def_stmt_from_phi,
1300 get_single_def_stmt_with_phi): Remove.
1301 (dump_referenced_vars): Tidy.
1302 (get_ref_base_and_extent): Allow bare decls.
1303 (collect_dfa_stats): Adjust.
1304 * graphite.c (rename_variables_in_stmt): Adjust.
1305 (graphite_copy_stmts_from_block): Likewise.
1306 (translate_clast): Likewise.
1307 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1309 (translate_vuse_through_block): Use the oracle.
1310 (phi_translate_1): Adjust.
1311 (value_dies_in_block_x): Use the oracle. Cache the outcome
1313 (valid_in_sets): Check if the VUSE for
1314 a REFERENCE is available.
1315 (eliminate): Do not remove stmts during elimination,
1316 instead queue and remove them afterwards.
1317 (do_pre): Do not rebuild alias info.
1318 (pass_pre): Run TODO_rebuild_alias before PRE.
1319 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1320 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1321 (mark_all_v_defs_stmt): Remove.
1322 (mark_all_v_defs_seq): Adjust.
1323 (sra_replace): Likewise.
1324 (scalarize_use): Likewise.
1325 (scalarize_copy): Likewise.
1326 (scalarize_init): Likewise.
1327 (scalarize_ldst): Likewise.
1328 (todoflags): Remove.
1329 (tree_sra): Do not rebuild alias info.
1330 (tree_sra_early): Adjust.
1331 (pass_sra): Run TODO_update_address_taken before SRA.
1332 * tree-predcom.c (set_alias_info): Remove.
1333 (prepare_initializers_chain): Do not call it.
1334 (mark_virtual_ops_for_renaming): Adjust.
1335 (mark_virtual_ops_for_renaming_list): Remove.
1336 (initialize_root_vars): Adjust.
1337 (initialize_root_vars_lm): Likewise.
1338 (prepare_initializers_chain): Likewise.
1339 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1340 (may_propagate_copy_into_stmt): Likewise.
1341 (merge_alias_info): Do nothing for now.
1342 (propagate_tree_value_into_stmt): Adjust.
1343 (stmt_may_generate_copy): Likewise.
1344 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1345 not mark symbols for renaming.
1346 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1347 with the same statement, make sure to update the new pointed-to one.
1348 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1349 call statements, do not mark symbols for renaming.
1350 (mark_operand_necessary): Dump something.
1351 (ref_may_be_aliased): New function.
1352 (mark_aliased_reaching_defs_necessary_1): New helper function.
1353 (mark_aliased_reaching_defs_necessary): Likewise.
1354 (mark_all_reaching_defs_necessary_1): Likewise.
1355 (mark_all_reaching_defs_necessary): Likewise.
1356 (propagate_necessity): Do not process virtual PHIs. For
1357 non-aliased loads mark all reaching definitions as necessary.
1358 For aliased loads and stores mark the immediate dominating
1359 aliased clobbers as necessary.
1360 (visited): New global static.
1361 (perform_tree_ssa_dce): Free visited bitmap after propagating
1363 (remove_dead_phis): Perform simple dead virtual PHI removal.
1364 (remove_dead_stmt): Properly unlink virtual operands when
1366 (eliminate_unnecessary_stmts): Schedule PHI removal after
1368 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1369 (process_replaceable): Likewise.
1370 (find_replaceable_in_bb): Likewise.
1371 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1372 based on the single gimple vop.
1373 (verify_flow_insensitive_alias_info): Remove.
1374 (verify_flow_sensitive_alias_info): Likewise.
1375 (verify_call_clobbering): Likewise.
1376 (verify_memory_partitions): Likewise.
1377 (verify_alias_info): Likewise.
1378 (verify_ssa): Adjust..
1379 (execute_update_addresses_taken): Export. Update SSA
1380 manually. Optimize only when optimizing. Use a local bitmap.
1381 (pass_update_address_taken): Remove TODO_update_ssa, add
1383 (pass_update_address_taken): Just use TODO_update_address_taken.
1384 (init_tree_ssa): Do not initialize addressable_vars.
1385 (verify_ssa): Verify new VUSE / VDEF properties.
1386 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1387 Do not call verify_alias_info.
1388 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1389 Do not free the loaded and stored syms bitmaps. Reset the escaped
1390 and callused solutions. Do not free addressable_vars.
1391 Remove memory-tag related code.
1392 (warn_uninitialized_var): Aliases are always available.
1393 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1394 * lambda-code.c (can_put_in_inner_loop): Adjust.
1395 (can_put_after_inner_loop): Likewise.
1396 (perfect_nestify): Likewise.
1397 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1398 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1399 (vectorizable_conversion): Do not mark symbols for renaming.
1400 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1401 (expand_call_inline): Unlink the calls virtual operands before
1403 (tree_function_versioning): Do not call update_ssa if we are not
1404 updating clones. Simplify.
1405 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1406 (propagate_with_phi): Likewise..
1407 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1408 clobber code. Assert we are not aliased or global.
1409 * tree-flow.h: Include tree-ssa-alias.h
1410 (enum escape_type): Remove.
1411 (struct mem_sym_stats_d): Likewise.
1412 (struct mem_ref_stats_d): Likewise.
1413 (struct gimple_df): Add vop member. Remove global_var,
1414 call_clobbered_vars, call_used_vars, addressable_vars,
1415 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1416 escaped and callused members.
1417 (struct ptr_info_def): Remove all members, add points-to solution
1419 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1420 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1421 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1422 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1423 (tree-ssa-alias.o): Likewise.
1424 (toplev.o): Add tree-ssa-alias.h
1425 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1426 * gimple.c (gimple_set_bb): Fix off-by-one error.
1427 (is_gimple_reg): Do not handle memory tags.
1428 (gimple_copy): Also copy virtual operands.
1429 Delay updating the statement. Do not reset loaded and stored syms.
1430 (gimple_set_stored_syms): Remove.
1431 (gimple_set_loaded_syms): Likewise.
1432 (gimple_call_copy_skip_args): Copy the virtual operands
1433 and mark the new statement modified.
1434 * tree-ssa-structalias.c (may_alias_p): Remove.
1435 (set_uids_in_ptset): Take the alias set to prune with as
1436 parameter. Fold in the alias test of may_alias_p.
1437 (compute_points_to_sets): Compute whether a ptr is dereferenced
1439 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1440 other ADDRESSOF constraints on the lhs.
1441 (get_constraint_for_component_ref): Assert that we don't get
1442 ADDRESSOF constraints from the base of the reference.
1443 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1444 (struct variable_info): Remove collapsed_to member.
1445 (get_varinfo_fc): Remove.
1446 (new_var_info): Do not set collapsed_to.
1447 (dump_constraint): Do not follow cycles.
1448 (dump_constraint_graph): Likewise.
1449 (build_pred_graph): Likewise.
1450 (build_succ_graph): Likewise.
1451 (rewrite_constraints): Likewise.
1452 (do_simple_structure_copy): Remove.
1453 (do_rhs_deref_structure_copy): Remove.
1454 (do_lhs_deref_structure_copy): Remove.
1455 (collapse_rest_of_var): Remove.
1456 (do_structure_copy): Re-implement.
1457 (pta_stats): New global variable.
1458 (dump_pta_stats): New function.
1459 (struct constraint_expr): Make offset signed.
1460 (UNKNOWN_OFFSET): Define special value.
1461 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1462 (solution_set_expand): New helper function split out from ...
1463 (do_sd_constraint): ... here.
1464 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1465 (do_ds_constraint): Likewise.
1466 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1467 and CALLUSED = *CALLUSED.
1468 (set_union_with_increment): Make inc argument signed.
1469 (type_safe): Remove.
1470 (get_constraint_for_ptr_offset): Handle unknown and negative
1472 (first_vi_for_offset): Handle offsets before start. Bail
1473 out early for offsets beyond the variable extent.
1474 (first_or_preceding_vi_for_offset): New function.
1475 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1476 Together with ESCAPED = *ESCAPED this properly computes reachability.
1477 (find_what_var_points_to): New function.
1478 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1479 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1480 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1481 pt_solutions_intersect): New functions.
1482 (compute_call_used_vars): Remove.
1483 (compute_may_aliases): New main entry into PTA computation.
1484 * gimple.h (gimple_p): New typedef.
1485 (struct gimple_statement_base): Remove references_memory_p.
1486 (struct gimple_statement_with_memory_ops_base): Remove
1487 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1489 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1490 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1491 gimple_set_references_memory): Remove.
1492 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1493 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1495 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1496 (verify_expr): Allow RESULT_DECL.
1497 (gimple_duplicate_bb): Do not copy virtual operands.
1498 (gimple_duplicate_sese_region): Adjust.
1499 (gimple_duplicate_sese_tail): Likewise.
1500 (mark_virtual_ops_in_region): Remove.
1501 (move_sese_region_to_fn): Do not call it.
1502 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1503 and pass_simple_dse.
1504 (execute_function_todo): Handle TODO_update_address_taken,
1505 call execute_update_addresses_taken for TODO_rebuild_alias.
1506 (execute_todo): Adjust.
1507 (execute_one_pass): Init dump files early.
1508 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1510 (create_general_new_stmt): Clear vops.
1511 * tree-ssa-reassoc.c (get_rank): Adjust.
1512 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1513 symbols for renaming.
1514 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1515 (PARAM_AVG_ALIASED_VOPS): Likewise.
1516 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1517 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1518 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1519 (operand_build_cmp, copy_virtual_operands,
1520 create_ssa_artificial_load_stmt, add_to_addressable_set,
1521 gimple_add_to_addresses_taken): Remove public functions.
1522 (unlink_stmt_vdef): New function.
1524 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1526 * config.gcc (powerpc-*-linux*): Merge variants.
1528 2009-04-02 Chao-ying Fu <fu@mips.com>
1529 James Grosbach <james.grosbach@microchip.com>
1531 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1532 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1534 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1535 keep_interrupts_masked_p, use_debug_exception_return_p.
1536 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1537 keep_interrupts_masked, use_debug_exception_return.
1538 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1539 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1541 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1542 (mips_print_operand): Process COP0 registers to print $0 .. $31
1543 correctly for GAS to process.
1544 (mips_interrupt_extra_call_saved_reg_p): New function.
1545 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1547 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1548 (mips_compute_frame_info): Add supports for interrupt context that
1549 includes doubleword accumulators and COP0 registers.
1550 (mips_for_each_saved_acc): New function.
1551 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1552 mips_for_each_saved_reg.
1553 (mips_save_reg): Save accumulators.
1554 (mips_kernel_reg_p): A new for_each_rtx callback.
1555 (mips_expand_prologue): Support interrupt handlers.
1556 (mips_restore_reg): Restore accumulators.
1557 (mips_expand_epilogue): Support interrupt handlers.
1558 (mips_can_use_return_insn): Return false for interrupt handlers.
1559 (mips_epilogue_uses): New function.
1560 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1561 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1562 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1563 cop0_move): New instructions.
1564 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1565 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1567 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1569 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1570 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1571 interrupt handlers, we use K0 as the temporary register.
1572 (EPILOGUE_USES): Change to a function call.
1573 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1574 handlers, we use K0 as the temporary register.
1576 * doc/extend.texi (Function Attributes): Document interrupt,
1577 use_shadow_register_set, keep_interrupts_masked,
1578 use_debug_exception_return for MIPS attributes.
1580 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1582 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1583 Remove a number of t-files from tmake_file.
1584 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1585 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1586 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1587 target_prototype, not TARGET_PROTOTYPE.
1588 (LINK_OS_GNU_SPEC): Define.
1589 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1590 and darwin-ldoubdle.c.
1592 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1595 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1596 (cpp_options): Ditto.
1597 (default_compilers): Ditto.
1598 (display_help): Ditto.
1599 (process_command): Ditto.
1601 (set_input): Use lbasename instead of duplicate code.
1602 (save_temps_prefix): New static for -save-temps=obj.
1603 (save_temps_length): Ditto.
1605 * doc/invoke.texi (-save-temps=obj): Document new variant to
1608 2009-04-02 Jeff Law <law@redhat.com>
1610 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1613 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1615 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1616 * configure: Regenerated.
1618 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1620 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1621 share the argument list.
1623 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1627 2009-02-12 Diego Novillo <dnovillo@google.com>
1629 * varpool.c (debug_varpool): New.
1630 * cgraph.h (debug_varpool): Declare.
1632 2009-04-02 Jan Hubicka <jh@suse.cz>
1634 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1637 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1639 * config/i386/i386.c (ix86_abi): Move initialization to ...
1640 (override_options): Here.
1642 2009-04-02 Christian Bruel <christian.bruel@st.com>
1644 * config/sh/sh.c (sh_dwarf_register_span): New function.
1645 (TARGET_DWARF_REGISTER_SPAN): Define.
1646 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1648 2009-04-02 Ira Rosen <irar@il.ibm.com>
1650 PR tree-optimization/39595
1651 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1652 interleaved loads group is not greater than the SLP group size.
1654 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1656 * builtins.c (is_builtin_name): New.
1657 (called_as_built_in): Use is_builtin_name.
1658 * tree.h (is_builtin_name): New.
1659 * varasm.c (incorporeal_function_p): Use is_builtin_name
1661 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1663 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1665 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1668 * c-decl.c: (clone_underlying_type): Move this ...
1669 * c-common.c (set_underlying_type): ... here.
1670 Also, make sure the function properly sets TYPE_STUB_DECL() on
1671 the newly created typedef variant type.
1672 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1673 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1676 2009-04-02 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/37221
1679 * tree-flow.h (degenerate_phi_result): Declare.
1680 * tree-ssa-dom.c (degenerate_phi_result): Export.
1681 * tree-scalar-evolution.c (analyze_initial_condition): If
1682 the initial condition is defined by a degenerate PHI node
1683 use the degenerate value.
1685 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1687 PR rtl-optimization/39588
1688 * combine.c (merge_outer_ops): Do not set the constant when this
1690 (simplify_shift_const_1): Do not modify it either in this case.
1692 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1694 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1695 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1697 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1700 * c-lex.c (interpret_float): Default (no suffix) is double.
1702 2009-04-1 Xinliang David Li <davidxl@google.com>
1704 * config/i386/i386.c (legitimate_constant_p): Recognize
1705 all one vector constant.
1707 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1709 * gcc/config/vax/vax.c: Add #includes to silence warnings.
1710 Change #include order to silence two warnings.
1712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1714 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
1715 (ASM_SPEC): Pass -k to the assembler for PIC code.
1717 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1719 * gcc/config.gcc: Add vax-*-linux* to the switch.
1720 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
1721 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
1723 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1725 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
1726 Use predicate macros instead of GET_CODE() == foo.
1727 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
1728 ashlsi3, rotrsi3, <unnamed>): Likewise.
1730 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1732 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
1733 jbbccihi, jbbccisi): Remova trailing whitespace.
1734 * gcc/config/vax/constraints.md: Likewise.
1735 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1736 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
1737 * gcc/config/vax/predicates.md: Likewise.
1738 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
1739 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
1740 * gcc/config/vax/vax.h: Likewise.
1741 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
1743 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1745 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
1746 (indirectable_address_p, adjacent_operands_p): Add spaces around
1748 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
1750 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1752 * gcc/config/vax/vax.c (legitimate_constant_address_p,
1753 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
1754 index_term_p, reg_plus_index_p, legitimate_address_p,
1755 vax_mode_dependent_address_p): Update comments to match functions
1756 modified by the recent int->bool conversion.
1758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1760 * gcc/config/vax/builtins.md: Update copyright message.
1761 * gcc/config/vax/constraints.md: Likewise.
1762 * gcc/config/vax/netbsd-elf.h: Likewise.
1763 * gcc/config/vax/predicates.md: Likewise.
1764 * gcc/config/vax/vax-protos.h: Likewise.
1765 * gcc/config/vax/vax.c: Likewise.
1766 * gcc/config/vax/vax.h: Likewise.
1767 * gcc/config/vax/vax.md: Likewise.
1768 * gcc/config/vax/vax.opt: Likewise.
1770 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1772 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
1773 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
1774 * gcc/config/vax/constraints.md (B, R): Likewise.
1775 * gcc/config/vax/predicates.md (external_memory_operand,
1776 nonimmediate_addsub_di_operand): Likewise.
1777 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
1778 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
1779 untyped_call): Likewise.
1781 2009-04-01 Matt Thomas <matt@3am-software.com>
1783 * config/vax/predicates.md: New file.
1784 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
1785 external_const_operand, nonsymbolic_operand, external_memory_operand,
1786 indirect_memory_operand, indexed_memory_operand,
1787 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
1788 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
1790 * config/vax/constraints.md: New file.
1791 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
1793 * config/vax/builtins.md: New file.
1794 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
1795 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
1797 * config/vax/vax.opt (mqmath): Add option.
1798 * config/vax/vax.md (isfx): Extend with DI.
1799 (VAXintQH, VAXintQHSD): Define.
1800 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
1801 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
1802 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
1803 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
1804 (movdi): Update constraints and use vax_output_int_move().
1805 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
1806 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
1807 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
1808 nonlocal_goto): New.
1809 (mov<mode>): Extend accepted operand types.
1810 (subdi3_old): Rename from subdi3, change update constraints and use
1811 a new implementation.
1812 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
1813 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
1814 MOVE_RATIO, CLEAR_RATIO): Define.
1815 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
1816 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
1817 (PRINT_OPERAND): Redefine using a function instead of inlined code.
1818 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1819 (split_quadword_operands): Make static and really allow variable
1821 (print_operand_address): Update for PIC generation.
1822 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
1823 indexable_address_p, fixup_mathdi_operand,
1824 vax_expand_addsub_di_operands, adjacent_operands_p): New.
1825 (vax_float_literal, legitimate_constant_p,
1826 indirectable_constant_address_p, index_term_p,
1827 reg_plus_index_p): Return bool instead of int.
1828 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
1830 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
1832 (vax_output_conditional_branch): Indent.
1833 (legitimate_constant_address_p, indirectable_constant_address_p,
1834 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
1835 vax_mode_dependent_address_p): Return bool instead of int, update for
1837 * config/vax/vax-protos.h (legitimate_constant_address_p,
1838 legitimate_constant_p, legitimate_address_p,
1839 vax_mode_dependent_address_p): Change declaration to bool.
1840 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
1841 vax_expand_addsub_di_operands, vax_output_int_subtract,
1842 vax_output_movmemsi): Declare.
1843 (split_quadword_operands, vax_float_literal): Delete declaration.
1844 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
1845 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
1846 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
1847 ASM_OUTPUT_DWARF_PCREL): Define.
1848 (ASM_SPEC): Change definition to allow PIC generation.
1850 2009-04-01 Steve Ellcey <sje@cup.hp.com>
1852 * doc/sourcebuild.texi: Update front-end requirements.
1854 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1857 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
1858 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
1859 (booldi3_internal3): Use boolean_or_operator instead of
1862 2009-04-01 Joseph Myers <joseph@codesourcery.com>
1865 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
1866 declarator whose size is not an integer constant expression but
1867 folds to an integer constant, then treat it as a constant
1870 2009-04-01 Richard Guenther <rguenther@suse.de>
1872 * fold-const.c (fold_plusminus_mult_expr): Do not fold
1873 i * 4 + 2 to (i * 2 + 1) * 2.
1875 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1878 * c-parser.c (c_parser_asm_statement): Skip until close paren and
1879 return if c_parser_asm_string_literal returned NULL.
1881 2009-04-01 Nick Clifton <nickc@redhat.com>
1883 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
1885 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
1886 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
1887 other typedefs to avoid conflicts with libgcc2.c. Define labels
1888 to gain 16-bit bit-manipulation functions from libgcc2.c and then
1890 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
1891 to gain 16-bit trapping arithmetic functions from libgcc2.c and
1894 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
1896 * varasm.c (default_function_rodata_section): Declare DOT as
1899 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
1900 Andrey Galkin <agalkin@hypercom.com>
1903 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
1904 Make object_name unique for each process.
1906 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1909 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
1910 addressable variables in the parallel that could go out of scope while
1911 running queued tasks.
1913 2009-04-01 Anatoly Sokolov <aesok@post.ru>
1915 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
1916 (CASE_VALUES_THRESHOLD): Redefine.
1917 * config/avr/avr.c (avr_override_options): Remove initialization of
1918 avr_case_values_threshold variable.
1919 (avr_case_values_threshold): Remove variable. Add new function.
1920 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
1921 * config/avr/avr.opt (mno-tablejump): Remove option.
1922 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
1924 2009-04-01 DJ Delorie <dj@redhat.com>
1926 * varasm.c (default_function_rodata_section): Don't assume
1927 anything about where the first '.' in the section name is.
1929 2009-04-01 Alan Modra <amodra@bigpond.net.au>
1931 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
1932 rs6000_emit_stack_tie.
1934 2009-03-31 Ian Lance Taylor <iant@google.com>
1936 * tree-eh.c (tree_remove_unreachable_handlers): Compare
1937 gimple_code with GIMPLE_RESX, not RESX.
1939 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1941 * c-common.c (c_get_ident): New.
1942 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
1944 2009-04-01 Ben Elliston <bje@au.ibm.com>
1946 * config/rs6000/sysv4.opt (msdata): Improve option description.
1948 2009-03-31 Steve Ellcey <sje@cup.hp.com>
1950 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
1951 (divdf3_internal_lat): Remove.
1952 (divxf3_internal_lat): Remove.
1953 (divxf3_internal_thr): Remove.
1954 (divxf): Use divxf3_internal.
1955 * config/ia64/div.md (divsf3_internal_lat): New.
1956 (divdf3_internal_lat): New.
1957 (divxf3_internal): New.
1959 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1962 * Makefile.in (USE_GCC_STDINT): Define.
1963 (stmp-int-hdrs): Install stdint.h if applicable.
1964 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
1966 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
1967 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
1968 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1969 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1970 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1971 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1972 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1973 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1974 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1975 (c_common_nodes_and_builtins): Initialize
1976 underlying_wchar_type_node. Do not initialize
1977 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
1978 nodes for new types.
1979 (c_stddef_cpp_builtins): Define macros for new types.
1980 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
1982 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
1983 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
1984 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
1985 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
1986 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
1987 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
1988 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
1989 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
1990 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
1991 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
1992 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
1993 int16_type_node, int32_type_node, int64_type_node,
1994 uint8_type_node, uint16_type_node, c_uint32_type_node,
1995 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
1996 int_least32_type_node, int_least64_type_node,
1997 uint_least8_type_node, uint_least16_type_node,
1998 uint_least32_type_node, uint_least64_type_node,
1999 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2000 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2001 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2002 uintptr_type_node): Define.
2003 * c-cppbuiltin.c (builtin_define_constants,
2004 builtin_define_type_minmax): New.
2005 (builtin_define_stdint_macros): Define more macros.
2006 (c_cpp_builtins): Define more limit macros.
2008 (builtin_define_type_max): Define in terms of
2009 builtin_define_type_minmax. Remove is_long parameter. All
2011 * config.gcc (use_gcc_stdint): Define.
2012 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2013 Add newlib-stdint.h for generic targets.
2014 * config/glibc-stdint.h, config/newlib-stdint.h,
2015 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2016 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2017 * config/score/score.h (UINTPTR_TYPE): Define.
2018 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2019 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2020 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2021 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2022 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2023 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2024 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2025 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2026 * config/spu/spu.h (STDINT_LONG32): Define.
2027 * configure.ac (use_gcc_stdint): Substitute.
2028 * configure: Regenerate.
2029 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2030 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2031 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2032 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2033 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2034 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2035 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2036 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2037 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2038 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2039 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2040 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2041 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2042 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2043 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2044 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2045 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2046 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2047 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2048 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2049 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2050 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2051 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2052 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2053 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2054 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2055 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2056 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2057 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2059 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2061 * loop-iv.c (suitable_set_for_replacement): Renamed from
2062 simplify_using_assignment; changed to return bool and to accept new
2063 args DEST and SRC. Return true iff we find a source/destination pair
2064 that can be used to make a replacement, and fill SRC and DEST if so.
2065 Remove arg ALTERED. Don't deal with altered regs here. All callers
2067 (simplify_using_initial_values): Deal with altered regs here and track
2068 more precisely the effect they have on the validity of our expression.
2070 * loop-iv.c (simplify_using_condition): A condition of the form
2071 (EQ REG CONST) can be used to simply make a substitution.
2072 (simplify_using_initial_values): Keep track of conditions we have seen
2073 and keep using them to simplify new expressions, while applying the
2074 same substitutions to them as to the expression.
2076 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2077 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2080 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2081 changed. Use this when trying to improve the upper bound.
2082 Generate the comparison by using simplify_gen_relational.
2084 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2086 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2088 (simplify_using_assignment, simplify_using_initial_values): Call
2089 replace_in_expr to make replacements. Call replace_single_def_regs
2090 once on the initial version of the expression.
2092 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2095 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2097 2009-03-31 Richard Guenther <rguenther@suse.de>
2100 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2101 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2103 2009-03-31 Richard Guenther <rguenther@suse.de>
2105 * tree.h (div_if_zero_remainder): Declare.
2106 * fold-const.c (div_if_zero_remainder): Export.
2107 * tree-ssa-forwprop.c
2108 (forward_propagate_addr_into_variable_array_index): Handle
2109 constant array index addition outside of the variable index.
2111 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2114 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2115 define_splits, floatunssi<mode>2): Require x87 conversions from
2116 DImode to be permitted.
2118 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2120 PR preprocessor/15638
2121 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2123 2009-03-31 Richard Guenther <rguenther@suse.de>
2127 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2128 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2129 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2130 a separate statement.
2131 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2132 (lookup_tmp_var): Likewise.
2133 (is_gimple_formal_tmp_or_call_rhs): Remove.
2134 (is_gimple_reg_or_call_rhs): Rename to ...
2135 (is_gimple_reg_rhs_or_call): ... this.
2136 (is_gimple_mem_or_call_rhs): Rename to ...
2137 (is_gimple_mem_rhs_or_call): ... this.
2138 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2139 DECL_GIMPLE_REG_P only if is_formal is true.
2140 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2141 for non-proper post-modify expression gimplification.
2142 (gimplify_self_mod_expr): For post-modify expressions gimplify
2143 the lvalue to a minimal lvalue.
2144 (rhs_predicate_for): Remove formal temp case.
2145 (gimplify_modify_expr_rhs): Likewise.
2146 (gimplify_addr_expr): Use is_gimple_reg.
2147 (gimplify_expr): Remove formal temp cases.
2148 (gimple_regimplify_operands): Likewise.
2149 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2150 and FILTER_EXPR like constants.
2151 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2153 (is_gimple_formal_tmp_rhs): Remove.
2154 (is_gimple_reg_rhs): Remove special casing.
2155 (is_gimple_mem_rhs): Fix.
2156 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2157 (is_gimple_formal_tmp_var): Remove.
2158 (is_gimple_formal_tmp_reg): Likewise.
2159 (is_gimple_min_lval): Allow invariant component ref parts.
2160 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2161 is_gimple_formal_tmp_reg): Remove declarations.
2162 * tree-cfg.c (verify_expr): Verify that variables with address
2163 taken do not have DECL_GIMPLE_REG_P set.
2164 * tree-mudflap.c (mf_build_check_statement_for): Use
2165 force_gimple_operand instead of gimplify_expr.
2167 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2169 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2170 schedulable rows to compute_split_row.
2172 2009-03-31 Ben Elliston <bje@au.ibm.com>
2175 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2178 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2180 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2181 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2182 * configure: Regenerate.
2183 * config.in: Regenerate.
2184 * config/rs6000/rs6000.opt (mtls-markers): Add.
2185 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2186 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2187 (tls_ld_aix, tls_ld_sysv): Likewise.
2188 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2189 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2191 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2193 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2195 2009-03-30 Jan Hubicka <jh@suse.cz>
2197 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2199 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2200 detection and label handling.
2202 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2204 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2205 left_conflicts_size.
2206 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2207 ALLOCNO_LEFT_CONFLICTS_SIZE.
2209 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2210 remove_allocno_from_bucket_and_push,
2211 allocno_spill_priority_compare, push_allocnos_to_stack,
2212 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2213 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2214 (setup_allocno_left_conflicts_num): Ditto. Rename to
2215 setup_allocno_left_conflicts_size.
2216 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2217 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2218 setup_allocno_left_conflicts_size instead of
2219 setup_allocno_left_conflicts_num.
2221 * ira-build.c (ira_create_allocno): Use
2222 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2223 ALLOCNO_LEFT_CONFLICTS_NUM.
2225 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2227 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2228 instead of DF_LR_OUT.
2230 * ira-lives.c (process_bb_node_lives): Ditto.
2232 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2233 instead of DF_LR_{OUT,IN}.
2235 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2237 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2239 2009-03-30 Jan Hubicka <jh@suse.cz>
2241 * except.c (label_to_region_map): Fix thinko.
2243 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2246 * tree.h (tree_find_value): New declaration.
2247 * tree.c (tree_find_value): New function.
2248 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2250 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2253 * c-decl.c (struct c_binding): Add locus field.
2254 (bind): Add locus argument, set locus field from it.
2255 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2256 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2257 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2258 implicitly_declare, undeclared_variable, lookup_label,
2259 declare_label, c_make_fname_decl, c_builtin_function,
2260 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2263 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2266 * config/i386/i386.c (classify_argument): Check total size of
2269 2009-03-30 Martin Jambor <mjambor@suse.cz>
2271 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2272 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2273 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2276 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2277 seen_variable_array_ref while also traversing a union.
2279 * tree-inline.c (optimize_inline_calls): Do not call
2280 cgraph_node_remove_callees.
2281 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2282 (pass_remove_cgraph_callee_edges): New variable.
2283 * passes.c (init_optimization_passes): Add
2284 pass_remove_cgraph_callee_edges after early inlining and before all
2285 late intraprocedural passes.
2287 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2289 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2291 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2294 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2296 * combine.c (simplify_comparison): Use have_insn_for.
2297 * dojump.c (do_jump): Likewise.
2299 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2301 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2302 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2303 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2304 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2305 instead of sparc_compare_emitted.
2306 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2307 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2308 instead of sparc_compare_emitted.
2310 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2312 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2313 enter/exit cfglayout mode.
2314 (pass_partition_block): Require it.
2315 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2316 (combine_instructions): Track basic blocks instead of labels.
2317 (update_cfg_for_uncondjump): New.
2318 (try_combine): Use it. Update jumps after rescanning.
2319 (pass_combine): Require PROP_cfglayout.
2320 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2322 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2324 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2325 Provide/destroy PROP_cfglayout respectively.
2326 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2327 * tree-pass.h (PROP_cfglayout): New.
2329 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2331 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2332 fold_convert_const_fixed_from_fixed,
2333 fold_convert_const_fixed_from_int,
2334 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2335 set TREE_CONSTANT_OVERFLOW.
2336 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2337 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2339 2009-03-30 Ira Rosen <irar@il.ibm.com>
2341 * tree-vect-loop-manip.c: New file.
2342 * tree-vectorizer.c: Update documentation and included files.
2343 (vect_loop_location): Make extern.
2344 (rename_use_op): Move to tree-vect-loop-manip.c
2345 (rename_variables_in_bb, rename_variables_in_loop,
2346 slpeel_update_phis_for_duplicate_loop,
2347 slpeel_update_phi_nodes_for_guard1,
2348 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2349 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2350 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2351 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2352 find_loop_location): Likewise.
2353 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2354 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2355 get_vectype_for_scalar_type, vect_is_simple_use,
2356 supportable_widening_operation, supportable_narrowing_operation):
2358 (bb_in_loop_p): Move to tree-vect-loop.c.
2359 (new_loop_vec_info, destroy_loop_vec_info,
2360 reduction_code_for_scalar_code, report_vect_op,
2361 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2362 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2363 (vect_supportable_dr_alignment): Likewise.
2364 * tree-vectorizer.h (tree-data-ref.h): Include.
2365 (vect_loop_location): Declare.
2366 Reorganize function declarations according to the new file structure.
2367 * tree-vect-loop.c: New file.
2368 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2369 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2370 * tree-vect-data-refs.c: New file.
2371 * tree-vect-patterns.c (timevar.h): Don't include.
2372 * tree-vect-stmts.c: New file.
2373 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2374 tree-vect-slp.c, tree-vect-loop.c.
2375 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2376 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2377 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2378 (tree-vect-analyze.o): Remove.
2379 (tree-vect-transform.o): Likewise.
2380 (tree-vect-data-refs.o): Add rule.
2381 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2382 tree-vect-slp.o): Likewise.
2383 (tree-vect-patterns.o): Remove redundant dependencies.
2384 (tree-vectorizer.o): Likewise.
2385 * tree-vect-slp.c: New file.
2387 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2389 * optc-gen.awk: Warn if an option flag has multiple different
2392 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2394 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2395 -floop-block): Document dependences on PPL, CLooG and Graphite.
2397 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2399 PR rtl-optimization/323
2400 * c-common.c (c_fully_fold, convert_and_check,
2401 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2402 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2403 * c-common.def (EXCESS_PRECISION_EXPR): New.
2404 * c-cppbuiltin.c (builtin_define_float_constants): Define
2405 constants with enough digits for long double.
2406 * c-lex.c (interpret_float): Interpret constant with excess
2407 precision where appropriate.
2408 * c-opts.c (c_common_post_options): Set
2409 flag_excess_precision_cmdline. Give an error for
2410 -fexcess-precision=standard for C++ for processors where the
2411 option is significant.
2412 * c-parser.c (c_parser_conditional_expression): Handle excess
2413 precision in condition.
2414 * c-typeck.c (convert_arguments): Handle arguments with excess
2416 (build_unary_op): Move excess precision outside operation.
2417 (build_conditional_expr): Likewise.
2418 (build_compound_expr): Likewise.
2419 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2420 (build_modify_expr): Handle excess precision in RHS.
2421 (convert_for_assignment): Handle excess precision in converted
2423 (digest_init, output_init_element, process_init_element): Handle
2424 excess precision in initializer.
2425 (c_finish_return): Handle excess precision in return value.
2426 (build_binary_op): Handle excess precision in operands and add
2427 excess precision as needed for operation.
2428 * common.opt (-fexcess-precision=): New option.
2429 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2430 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2431 For standard excess precision, output explicit conversion to and
2432 truncation from XFmode.
2433 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2434 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2435 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2436 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2437 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2438 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2439 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2440 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2441 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2442 define_splits, sqrt<mode>2): Disable where appropriate for
2443 standard excess precision.
2444 * convert.c (convert_to_real): Do not shorten arithmetic to type
2445 for which excess precision would be used.
2446 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2447 * doc/invoke.texi (-fexcess-precision=): Document option.
2448 (-mfpmath=): Correct index entry.
2449 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2450 flag_excess_precision): New.
2451 * langhooks.c (lhd_post_options): Set
2452 flag_excess_precision_cmdline.
2453 * opts.c (common_handle_option): Handle -fexcess-precision=.
2454 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2455 init_excess_precision): New.
2456 (lang_dependent_init_target): Call init_excess_precision.
2457 * tree.c (excess_precision_type): New.
2458 * tree.h (excess_precision_type): Declare.
2460 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2463 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2464 non-lvalue to component.
2466 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2468 PR preprocessor/34695
2469 * Makefile.in (c-opts.o): Depend on c-tree.h.
2470 * c-common.c: Move down include of diagnostic.h.
2471 (done_lexing, c_cpp_error): New.
2472 * c-common.h (done_lexing): Declare.
2473 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2475 * c-opts.c: Include c-tree.h.
2476 (c_common_init_options): Set preprocessor error callback.
2477 (c_common_handle_option): Do not set preprocessor
2478 inhibit_warnings, warnings_are_errors, warn_system_headers,
2479 pedantic_errors or inhibit_warnings flags.
2480 (c_common_post_options): Do not check cpp_errors (parse_in).
2481 (c_common_finish): Do not output dependencies if there were
2482 errors. Do not check return value of cpp_finish.
2483 * c-ppoutput.c (pp_file_change): Set input_location.
2484 * c-tree.h (c_cpp_error): Declare.
2485 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2487 (diagnostic_build_prefix): Check override_column.
2488 * diagnostic.h (diagnostic_info): Add override_column field.
2489 (diagnostic_override_column): Define.
2491 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2493 * c-common.c (c_expand_expr, c_staticp): Remove.
2494 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2495 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2496 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2497 * c-gimplify.c (gimplify_compound_literal_expr,
2498 optimize_compound_literals_in_ctor): Remove.
2499 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2500 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2501 * c-semantics.c (emit_local_var): Remove.
2503 * langhooks-def.h (lhd_expand_expr): Remove.
2504 * langhooks.c (lhd_expand_expr): Remove.
2505 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2507 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2508 handling from c-semantics.c; don't call into langhook.
2509 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2510 * gimplify.c (gimplify_compound_literal_expr,
2511 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2512 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2513 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2514 as was done in c-gimplify.c.
2515 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2516 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2517 Move from c-common.h.
2518 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2520 * tree.c (staticp): Do not call langhook.
2521 * langhooks.c (lhd_staticp): Delete.
2522 * langhooks-def.h (lhd_staticp): Delete prototype.
2523 (LANG_HOOKS_STATICP): Delete.
2524 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2526 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2527 instead of DECL_STMTs.
2529 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2537 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2539 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2540 contained expression.
2541 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2542 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2543 conditional expressions for C.
2544 (decl_constant_value_for_optimization): Move from
2545 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2546 whether optimizing and that the expression is a VAR_DECL not of
2547 array type instead of doing such checks in the caller. Do not
2548 check pedantic. Call gcc_unreachable for C++.
2549 * c-common.def (C_MAYBE_CONST_EXPR): New.
2550 * c-common.h (c_fully_fold, c_save_expr,
2551 decl_constant_value_for_optimization): New prototypes.
2552 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2553 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2554 EXPR_INT_CONST_OPERANDS): Define.
2555 * c-convert.c (convert): Strip nops from expression.
2556 * c-decl.c (groktypename): Take extra parameters expr and
2557 expr_const_operands. Update call to grokdeclarator.
2558 (start_decl): Update call to grokdeclarator. Add statement for
2559 expressions used in type of decl.
2560 (grokparm): Update call to grokdeclarator.
2561 (push_parm_decl): Update call to grokdeclarator.
2562 (build_compound_literal): Add parameter non_const and build a
2563 C_MAYBE_COSNT_EXPR if applicable.
2564 (grokdeclarator): Take extra parameters expr and
2565 expr_const_operands. Track expressions used in declaration
2566 specifiers and declarators. Fold array sizes and track whether
2567 they are constant expressions and whether they are integer
2568 constant expressions.
2569 (parser_xref_tag): Set expr and expr_const_operands fields in
2571 (grokfield): Update call to grokdeclarator.
2572 (start_function): Update call to grokdeclarator.
2573 (build_null_declspecs): Set expr and expr_const_operands fields in
2575 (declspecs_add_type): Handle expressions in typeof specifiers.
2576 * c-parser.c (c_parser_declspecs): Set expr and
2577 expr_const_operands fields for declaration specifiers.
2578 (c_parser_enum_specifier): Likewise.
2579 (c_parser_struct_or_union_specifier): Likewise.
2580 (c_parser_typeof_specifier): Likewise. Update call to
2581 groktypename. Fold expression as needed. Return expressions with
2582 type instead of adding statements.
2583 (c_parser_attributes): Update calls to c_parser_expr_list.
2584 (c_parser_statement_after_labels): Fold expression before passing
2585 to objc_build_throw_stmt.
2586 (c_parser_condition): Fold expression.
2587 (c_parser_asm_operands): Fold expression.
2588 (c_parser_conditional_expression): Use c_save_expr. Update call
2589 to build_conditional_expr.
2590 (c_parser_alignof_expression): Update call to groktypename.
2591 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2592 original_code. Fold expression argument of va_arg. Create
2593 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2594 argument to va_arg. Update calls to groktypename. Fold array
2595 index for offsetof. Verify that first argument to
2596 __builtin_choose_expr has integer type.
2597 (c_parser_postfix_expression_after_paren_type): Update calls to
2598 groktypename and build_compound_literal. Handle expressions with
2599 side effects in type name.
2600 (c_parser_postfix_expression_after_primary): Update call to
2601 c_parser_expr_list. Set original_code for calls to
2602 __builtin_constant_p.
2603 (c_parser_expr_list): Take extra parameter fold_p. Fold
2604 expressions if requested.
2605 (c_parser_objc_type_name): Update call to groktypename.
2606 (c_parser_objc_synchronized_statement): Fold expression.
2607 (c_parser_objc_receiver): Fold expression.
2608 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2609 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2610 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2611 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2612 (struct c_typespec): Add elements expr and expr_const_operands.
2613 (struct c_declspecs): Add elements expr and expr_const_operands.
2614 (groktypename, build_conditional_expr, build_compound_literal):
2616 (in_late_binary_op): Declare.
2617 * c-typeck.c (note_integer_operands): New function.
2618 (in_late_binary_op): New variable.
2619 (decl_constant_value_for_broken_optimization): Move to c-common.c
2620 and rename to decl_constant_value_for_optimization.
2621 (default_function_array_conversion): Do not strip nops.
2622 (default_conversion): Do not call
2623 decl_constant_value_for_broken_optimization.
2624 (build_array_ref): Do not fold result.
2625 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2626 result when operand is a VLA.
2627 (c_expr_sizeof_type): Update call to groktypename. Handle
2628 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2629 result when operand names a VLA type.
2630 (build_function_call): Update call to build_compound_literal.
2631 Only fold result for calls to __builtin_* functions. Strip
2632 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2633 the function designator.
2634 (convert_arguments): Fold arguments. Update call to
2635 convert_for_assignment.
2636 (build_unary_op): Handle increment and decrement of
2637 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2638 decrement earlier. Fold operand of increment and decrement.
2639 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2640 built for integer operand. Wrap returns that are INTEGER_CSTs
2641 without being integer constant expressions or that have integer
2642 constant operands without being INTEGER_CSTs.
2643 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2644 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2645 result is an integer constant expression or can be used in
2646 unevaluated parts of one and avoid folding and wrap as
2647 appropriate. Fold operands before possibly doing -Wsign-compare
2649 (build_compound_expr): Wrap result for C99 if operands can be used
2650 in integer constant expressions.
2651 (build_c_cast): Update call to digest_init. Do not ignore
2652 overflow from casting floating-point constants to integers. Wrap
2653 results that could be confused with integer constant expressions,
2654 null pointer constants or floating-point constants.
2655 (c_cast_expr): Update call to groktypename. Handle expressions
2656 included in type name.
2657 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2658 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2659 Update calls to convert_for_assignment.
2660 (convert_for_assignment): Take new parameter
2661 null_pointer_constant. Do not strip nops or call
2662 decl_constant_value_for_broken_optimization. Set
2663 in_late_binary_op for conversions to boolean.
2664 (store_init_value): Update call to digest_init.
2665 (digest_init): Take new parameter null_pointer_constant. Do not
2666 call decl_constant_value_for_broken_optimization. pedwarn for
2667 initializers not constant expressions. Update calls to
2668 convert_for_assignment.
2669 (constructor_nonconst): New.
2670 (struct constructor_stack): Add nonconst element.
2671 (really_start_incremental_init, push_init_level, pop_init_level):
2672 Handle constructor_nonconst and nonconst element.
2673 (set_init_index): Call constant_expression_warning for array
2675 (output_init_element): Fold value. Set constructor_nonconst as
2676 applicable. pedwarn for initializers not constant expressions.
2677 Update call to digest_init. Call constant_expression_warning
2678 where constant initializers are required.
2679 (process_init_element): Use c_save_expr.
2680 (c_finish_goto_ptr): Fold expression.
2681 (c_finish_return): Fold return value. Update call to
2682 convert_for_assignment.
2683 (c_start_case): Fold switch expression.
2684 (c_process_expr_stmt): Fold expression.
2685 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2686 ensure statement expression is not evaluated in constant expression.
2687 (build_binary_op): Track whether results are integer constant
2688 expressions or may occur in such, disable folding and wrap results
2689 as applicable. Fold operands for -Wsign-compare warnings unless
2691 (c_objc_common_truthvalue_conversion): Handle results folded to
2692 integer constants that are not integer constant expressions.
2693 * doc/extend.texi: Document when typeof operands are evaluated,
2694 that condition of __builtin_choose_expr is an integer constant
2695 expression, and more about use of __builtin_constant_p in
2698 2009-03-29 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2701 propagate addresses of array references.
2703 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
2705 * regmove.c (perhaps_ends_bb_p): Remove.
2706 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
2707 from INSN and check that the main loop stays within that basic block.
2708 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
2709 (regmove_forward_pass): Split out from regmove_optimize. Use
2710 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
2711 (regmove_backward_pass): Split out from regmove_optimize. Use
2712 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
2713 (regmove_optimize): Simplify.
2715 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.c (classify_argument): Ignore flexible array
2719 member in struct and warn ABI change.
2721 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2723 * config/i386/i386-protos.h (ix86_agi_dependent): New.
2725 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
2726 (ix86_adjust_cost): Updated.
2728 2009-03-29 Jan Hubicka <jh@suse.cz>
2731 * tree-pass.h (pass_cleanup_eh): New function.
2732 (remove_unreachable_regions): Break code handling RTL
2733 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
2734 that can not be reached by runtime.
2735 (can_be_reached_by_runtime): New function.
2736 (label_to_region_map): New function.
2737 (num_eh_regions): New function.
2738 (rtl_remove_unreachable_regions): New function.
2739 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
2740 (remove_eh_region): New function.
2741 * except.h: Include sbitmap and vecprim.
2742 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
2743 num_eh_regions): Declare.
2744 * passes.c (init_optimization_passes): Schedule cleanup_eh.
2745 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
2746 * tree-eh.c (tree_remove_unreachable_handlers): New function.
2747 (tree_empty_eh_handler_p): New function.
2748 (cleanup_empty_eh): New function.
2749 (cleanup_eh): New function.
2750 (pass_cleanup_eh): New function.
2752 2009-03-29 Jan Hubicka <jh@suse.cz>
2754 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
2755 for removed regions.
2757 2009-03-29 Jan Hubicka <jh@suse.cz>
2759 * except.c (dump_eh_tree): Dump all datastructures.
2761 2009-03-29 Jan Hubicka <jh@suse.cz>
2763 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
2764 (duplicate_eh_regions_1): Likewise.
2765 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
2766 vector; call EH verification.
2767 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2768 Be ready for region being removed.
2770 2009-03-29 Jan Hubicka <jh@suse.cz>
2772 * bitmap.c (bitmap_last_set_bit): New function.
2773 * bitmap.h (bitmap_last_set_bit): Declare.
2775 2009-03-29 David Ayers <ayers@fsfe.org>
2778 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
2779 by calling objc_compare_types and surpress warnings about
2780 incompatible C pointers that are compatible ObjC pointers.
2782 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
2784 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
2785 call initialize_inline_failed.
2786 (initialize_inline_failed): Move it from here ...
2787 * cgraph.c (initialize_inline_failed): ... to here.
2788 (cgraph_create_edge): Call initialize_inline_failed rather than
2789 setting inline_failed directly.
2791 2009-03-29 Ben Elliston <bje@au.ibm.com>
2794 * sysv4.opt (msdata): Improve comment.
2795 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
2796 * sysv4.h (SVR4_ASM_SPEC): Likewise.
2798 2009-03-29 Ben Elliston <bje@au.ibm.com>
2801 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
2802 load and store attributes.
2804 2009-03-29 Ben Elliston <bje@au.ibm.com>
2806 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
2807 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
2808 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
2809 * doc/extend.texi (X86 Built-in Functions): Add index entries for
2810 __builtin_infq and __builtin_huge_valq.
2812 2009-03-28 Anatoly Sokolov <aesok@post.ru>
2814 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
2816 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2817 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
2819 2009-03-28 Xinliang David Li <davidxl@google.com>
2821 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
2822 (do_dbg_cnt): New function.
2824 2009-03-28 Jan Hubicka <jh@suse.cz>
2826 Merge from pretty-ipa:
2828 2009-03-27 Jan Hubicka <jh@suse.cz>
2830 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2831 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
2832 * passes.c (function_called_by_processed_nodes_p): New.
2833 * ipa-pure-const.c (check_call): Fix handling of operands.
2834 (analyze_function): Dump debug output for skipped bodies.
2835 (local_pure_const): Use function_called_by_processed_nodes_p.
2836 * dwarf2out.c (reference_to_unused): Use output.
2837 * passes.c (do_per_function_toporder): Likewise.
2839 2008-11-12 Jan Hubicka <jh@suse.cz>
2841 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
2842 * ipa-pure-const.c (funct_state_d): Add can throw field; make
2843 state_set_in_source enum
2844 (check_decl): Ignore memory tags; do not set fake looping flags;
2846 (check_operand, check_tree, check_rhs_var, check_lhs_var,
2847 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
2848 (check_call, analyze_function): Rewrite.
2850 (add_new_function): Update call of analyze_function.
2851 (generate_summary): Add call of analyze_function.
2852 (propagate): Propagate can_throw; handle state_set_in_source correctly.
2853 (local_pure_const): New function.
2854 (pass_local_pure_const): New pass.
2855 * ipa-inline.c (inline_transform): Set after_inlining.
2856 * tree-eh.c (stmt_can_throw_external): New.
2857 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
2858 work with aliasing built.
2859 * tree-flow.h (stmt_can_throw_external): New.
2860 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
2861 and local pure/const pass in early and late optimization queue.
2863 2009-03-28 Martin Jambor <mjambor@suse.cz>
2865 * fold-const.c (get_pointer_modulus_and_residue): New parameter
2867 (fold_binary): Allow function decl aligment consideration is the
2868 second argument is integer constant one.
2869 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
2870 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
2871 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
2873 2009-03-28 Jan Hubicka <jh@suse.cz>
2875 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
2876 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
2877 * function.h (rtl_data): Add nothrow flag.
2878 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
2879 set DECL_NOTHROW for AVAILABLE functions.
2881 2009-03-28 Jakub Jelinek <jakub@redhat.com>
2883 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
2884 following vector keyword has expansion starting with pixel or bool
2885 keyword, expand vector to __vector and pixel or bool to __pixel or
2889 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
2890 warn_if_disallowed_function_p): Removed.
2891 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
2892 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
2893 warning_if_disallowed_function_p.
2894 * flags.h (warn_if_disallowed_function_p,
2895 warn_disallowed_functions): Removed.
2896 * common.opt (Wdisallowed-function-list=): Removed.
2897 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
2899 2009-03-28 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/38723
2902 * tree-ssa-pre.c (compute_avail): Add all default definitions to
2905 2009-03-28 Jan Hubicka <jh@suse.cz>
2907 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
2908 test introduced by my previous patch.
2910 2009-03-28 Richard Guenther <rguenther@suse.de>
2912 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
2913 the PHIs value undefined.
2915 2009-03-28 Jan Hubicka <jh@suse.cz>
2917 * tree-pass.h (pass_fixup_cfg): New pass.
2918 * ipa-inline.c (inline_transform): Set
2919 always_inline_functions_inlined/after_inlining.
2920 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
2921 (pass_fixup_cfg): New pass.
2922 * passes.c (init_optimization_passes): Add fixup_cfg.
2924 2009-03-28 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/38458
2927 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
2928 argument use the arguments copy-of value.
2930 2009-03-28 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/38180
2933 * tree-ssa-ccp.c (get_default_value): Simplify.
2934 (likely_value): Likewise.
2935 (surely_varying_stmt_p): Properly handle VOP case.
2936 (ccp_initialize): Likewise.
2937 (ccp_fold): Handle propagating through *&.
2938 (fold_const_aggregate_ref): Also handle decls.
2940 2009-03-28 Jan Hubicka <jh@suse.cz>
2942 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2943 * cgraph.h (cgraph_node): Likewise.
2944 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
2945 (cgraph_reset_node): Use process flag.
2946 (cgraph_mark_functions_to_output): Likewise.
2947 (cgraph_expand_function): Likewise.
2948 (cgraph_expand_all_functions): Likewise.
2949 (cgraph_output_in_order): Likewise.
2950 * dwarf2out.c (reference_to_unused): Likewise.
2951 * passes.c do_per_function_toporder): Likewise.
2953 2009-03-28 Jan Hubicka <jh@suse.cz>
2955 Bring from lto-branch:
2957 2008-09-03 Doug Kwan <dougkwan@google.com>
2959 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
2960 enums instead of reason strings.
2961 * cgraph.c (cgraph_create_edge): Same.
2962 (cgraph_inline_failed_string): New function.
2963 * cgraph.h (cgraph_inline_failed_t): New enum type.
2964 (cgraph_inline_failed_string): New prototype.
2965 (struct cgraph_edge): Change type of INLINED_FAILED from constant
2966 char pointer to cgraph_inline_failed_t.
2967 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
2968 (cgraph_default_inline_p): Ditto.
2969 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
2970 to cgraph_inline_failed_t pointer.
2971 * cif-code.def: New file.
2972 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
2974 (cgraph_check_inline_limits): Change type of REASON to pointer to
2975 cgraph_inline_failed_t. Replace reason strings with enums.
2976 (cgraph_default_inline_p): Ditto.
2977 (cgraph_recursive_inlining_p): Ditto.
2978 (update_caller_keys): Change type of FAILED_REASON to
2979 cgraph_inline_failed_t.
2980 (cgraph_set_inline_failed): Change type of REASON to pointer to
2981 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
2982 convert enums to strings for text output.
2983 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
2984 to be of type cgraph_inline_failed_t. Replace reason strings with
2985 enums. Call cgraph_inline_failed_string to covert enums
2986 to strings for text output.
2987 (cgraph_decide_inlining): Replace reason strings with enums.
2988 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
2989 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
2991 * tree-inline.c (expand_call_inline): Change type of REASON
2992 to cgraph_inline_failed_t. Replace reason strings with enums.
2993 Call cgraph_inline_failed_string for text output.
2994 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
2997 2009-03-28 Jan Hubicka <jh@suse.cz>
2999 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3000 cgraph_clone_node): Remove master clone handling.
3001 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3002 * cgraph.h (master_clone): Remove.
3003 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3004 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3005 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3007 2009-03-28 Jan Hubicka <jh@suse.cz>
3009 * cgraph.c (cgraph_function_body_availability): Functions declared
3010 inline are always safe to assume that it is not going to be replaced.
3012 2009-03-28 Richard Guenther <rguenther@suse.de>
3014 PR tree-optimization/38513
3015 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3016 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3017 EXC_PTR_EXPR and FILTER_EXPR.
3018 (get_ref_from_reference_ops): Likewise.
3020 2009-03-28 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/38968
3023 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3024 Use FLOOR_MOD_EXPR to compute misalignment.
3026 2009-03-28 Richard Guenther <rguenther@suse.de>
3028 PR tree-optimization/37795
3029 * tree.h (combine_comparisons): Declare.
3030 * fold-const.c (combine_comparisons): Export.
3031 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3033 (ifcombine_iforif): Use combine_comparisons.
3035 2009-03-28 Jan Hubicka <jh@suse.cz>
3037 * tree-eh.c (inlinable_call_p): New function.
3038 (make_eh_edges): Use it.
3039 (verify_eh_edges): Use it.
3040 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3041 * except.c (reachable_next_level): Add inlinable_function argument
3042 (sjlj_find_directly_reachable_regions): Update.
3043 (add_reachable_handler): Do not set saw_any_handlers.
3044 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3045 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3046 Add new inlinable call parameter.
3047 (can_throw_internal, can_throw_external): Update.
3048 * except.h (can_throw_internal_1, can_throw_external_1,
3049 foreach_reachable_handler): Update declaration.
3051 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3053 * config/arm/t-arm-coff, config/h8300/coff.h,
3054 config/i386/i386-aout.h, config/i386/i386-coff.h,
3055 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3056 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3057 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3058 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3059 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3060 sys-types.h: Remove.
3061 * Makefile.in: Remove protoize and fixproto support and references
3063 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3064 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3066 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3067 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3068 unprotoize$(exeext).
3069 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3070 (.PHONY): Don't depend on proto.
3071 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3072 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3073 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3074 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3075 build/gen-protos.o, build/scan.o, xsys-protos.h,
3076 build/fix-header$(build_exeext), build/fix-header.o,
3077 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3078 stmp-install-fixproto): Remove.
3079 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3080 SYSCALLS.c or fixproto files.
3081 (install-common): Don't install protoize.
3082 (install-headers-tar, install-headers-cpio, install-headers-cp):
3083 Don't depend on $(STMP_FIXPROTO).
3084 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3085 install fixproto files or write out fixproto settings.
3086 (uninstall): Don't uninstall protoize.
3087 * config.gcc (use_fixproto): Remove.
3088 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3089 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3090 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3091 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3092 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3093 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3094 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3095 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3096 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3097 * config/t-vxworks (STMP_FIXPROTO): Remove.
3098 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3099 STMP_FIXPROTO): Remove.
3100 * config.in, configure: Regenerate.
3101 * crtstuff.c (gid_t, uid_t): Don't undefine.
3102 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3103 (arm-*-coff, arm-*-aout: Remove target entries.
3104 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3105 Remove mention of AIX 4.1.
3106 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3107 * doc/invoke.texi (Running Protoize): Remove.
3108 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3109 (Protoize Caveats): Remove.
3110 * tsystem.h: Update comments on headers assumed to exist.
3112 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3114 * genautomata.c: Add a new year to the copyright. Add a new
3116 (struct insn_reserv_decl): Add comments for member bypass_list.
3117 (find_bypass): Remove.
3118 (insert_bypass): New.
3119 (process_decls): Use insert_bypass.
3120 (output_internal_insn_latency_func): Output all bypasses with the
3121 same input insn in one switch case.
3123 * rtl.def (define_bypass): Describe bypass choice.
3124 * doc/md.texi (define_bypass): Ditto.
3126 2009-03-27 Richard Guenther <rguenther@suse.de>
3128 * gimplify.c (mark_addressable): Export.
3129 * tree-flow.h (mark_addressable): Declare.
3130 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3131 * tree-ssa.c (verify_phi_args): Verify that address taken
3132 variables have TREE_ADDRESSABLE set.
3134 2009-03-27 Richard Guenther <rguenther@suse.de>
3136 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3137 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3138 Do not mark decls TREE_ADDRESSABLE.
3139 (build_fold_addr_expr): Adjust.
3140 (fold_addr_expr): Remove.
3141 (fold_unary): Use build_fold_addr_expr.
3142 (fold_comparison): Likewise.
3143 (split_address_to_core_and_offset): Likewise.
3144 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3146 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3147 (gimplify_modify_expr_to_memcpy): Mark source and destination
3149 * omp-low.c (create_omp_child_function): Mark the object decl
3151 (lower_rec_input_clauses): Mark the var we take the address of
3153 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3155 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3158 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3159 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3161 2009-03-27 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/39120
3164 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3166 (handle_lhs_call): Process return constraints. Add escape
3167 constraints if necessary.
3168 (handle_const_call): Fill out return constraints. Make nested
3169 case more precise. Avoid consttmp if possible.
3170 (handle_pure_call): Fill out return constraints. Avoid
3171 callused if possible.
3172 (find_func_aliases): Simplify call handling.
3174 2009-03-27 Richard Guenther <rguenther@suse.de>
3176 PR tree-optimization/39120
3177 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3178 as a representative.
3179 (solve_graph): Do propagate CALLUSED.
3180 (handle_pure_call): Use a scalar constraint from CALLUSED for
3182 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3185 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3188 * c-common.c (handle_aligned_attribute): Properly check alignment
3189 overflow. Use (1U << i) instead of (1 << i).
3191 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3193 * expr.h (get_mem_align_offset): Updated.
3195 * tree.h (tree_decl_common): Change align to "unsigned int" and
3196 move it before pointer_alias_set.
3198 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3199 Jakub Jelinek <jakub@redhat.com>
3202 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3203 gr_register_operand with gr_reg_or_0_operand.
3204 (cmpxchg_rel_di): Likewise.
3205 (sync_lock_test_and_set<mode>): Likewise.
3207 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3209 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3210 (true_regnum): Likewise.
3212 * rtlanal.c (subreg_info): Moved to ...
3213 * rtl.h (subreg_info): Here. New.
3214 (subreg_get_info): New.
3216 * rtlanal.c (subreg_get_info): Make it extern.
3218 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/i386.c (ix86_abi): New.
3222 (override_options): Handle -mabi=.
3223 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3224 (ix86_call_abi_override): Likewise.
3225 (init_cumulative_args): Likewise.
3226 (function_arg_advance): Likewise.
3227 (function_arg_64): Likewise.
3228 (function_arg): Likewise.
3229 (ix86_pass_by_reference): Likewise.
3230 (ix86_function_value_regno_p): Likewise.
3231 (ix86_build_builtin_va_list_abi): Likewise.
3232 (setup_incoming_varargs_64): Likewise.
3233 (is_va_list_char_pointer): Likewise.
3234 (ix86_init_machine_status): Likewise.
3235 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3236 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3237 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3238 (ix86_function_abi): Make it static and return enum calling_abi.
3239 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3241 (ix86_fn_abi_va_list): Updated.
3243 * config/i386/i386.h (ix86_abi): New.
3244 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3245 (CONDITIONAL_REGISTER_USAGE): Likewise.
3246 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3247 (machine_function): Likewise.
3249 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3251 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3252 (STACK_BOUNDARY): Likewise.
3253 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3255 * config/i386/i386.opt (mabi=): New.
3257 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3258 return enum calling_abi.
3259 (ix86_function_type_abi): Likewise.
3260 (ix86_function_abi): Removed.
3262 * doc/invoke.texi: Document -mabi= option for x86.
3264 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3266 * builtins.c (real_dconstp): Delete.
3267 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3269 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3270 Jakub Jelinek <jakub@redhat.com>
3273 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3274 (gen_subprogram_die): When a function is explicit, generate the
3275 DW_AT_explicit attribute.
3276 * langhooks.h (struct lang_hooks_for_decls): Add
3277 function_decl_explicit_p langhook.
3278 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3279 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3281 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3283 * builtins.c (fold_builtin_memory_op): Optimize memmove
3284 into memcpy if we can prove source and destination don't overlap.
3286 * tree-inline.c: Include gt-tree-inline.h.
3287 (clone_fn_id_num): New variable.
3288 (clone_function_name): New function.
3289 (tree_function_versioning): Use it.
3290 * Makefile.in (GTFILES): Add tree-inline.c.
3292 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3294 * BASE-VER: Change to 4.5.0.
3296 2009-03-27 Xinliang David Li <davidxl@google.com>
3298 PR tree-optimization/39557
3299 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3301 2009-03-27 Xinliang David Li <davidxl@google.com>
3303 PR tree-optimization/39548
3304 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3307 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3309 * c-common.c (pointer_int_sum): Use %wd on return from
3312 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3314 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3315 on return from tree_low_cst.
3317 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3320 * ginclude/stdarg.h (va_copy): Define also for
3321 __GXX_EXPERIMENTAL_CXX0X__.
3323 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3326 * builtins.h (c_strlen): Do not warn here.
3327 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3328 * c-common.c (pointer_int_sum): Take an explicit location.
3329 Warn about offsets out of bounds.
3330 * c-common.h (pointer_int_sum): Adjust declaration.
3332 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3334 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3337 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3340 * opts.c (warn_if_disallowed_function_p): Don't assume
3341 get_callee_fndecl must return non-NULL.
3343 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3345 PR rtl-optimization/39522
3346 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3347 when reg_reloaded_valid is set.
3349 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3351 * config/spu/divv2df3.c: New file.
3352 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3353 (DPBIT_FUNCS): Filter out _div_df.
3355 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3357 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3358 a jump insn, count that jump in the distance to the loop start.
3360 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3363 * config/sh/sh.c (calc_live_regs): Fix condition for global
3364 registers except PIC_OFFSET_TABLE_REGNUM.
3366 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3369 * doc/invoke.texi (-mconsole): New.
3373 (-mnop-fun-dllimport): New.
3377 (sub section "i386 and x86-64 Windows Options"): New.
3379 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3381 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3382 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3384 2009-03-25 Richard Guenther <rguenther@suse.de>
3387 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3390 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3392 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3393 neither of haifa/selective schedulers are working.
3395 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3397 * doc/invoke.texi (Debugging Options): Fix description of
3398 -fno-merge-debug-strings.
3400 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3402 * config/cris/libgcc.ver: New version-script.
3403 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3405 * configure.ac <GAS features, nop mnemonic>: Add pattern
3406 crisv32-*-* for "nop".
3407 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3408 * configure: Regenerate.
3410 2009-03-24 Ira Rosen <irar@il.ibm.com>
3412 PR tree-optimization/39529
3413 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3414 mark_sym_for_renaming for the tag copied to the new vector
3417 2009-03-24 Arthur Loiret <aloiret@debian.org>
3419 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3420 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3421 EXTRA_SPEC_FUNCTIONS.
3422 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3423 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3424 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3425 -march and -mtune options.
3427 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3429 * config/m68k/t-rtems: Add m5329 multilib.
3431 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3432 Jakub Jelinek <jakub@redhat.com>
3435 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3438 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3441 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3442 instead of c_parser_expression_conv, if original_code isn't one of the
3443 4 allowed comparison codes, fail.
3445 2009-03-23 Richard Guenther <rguenther@suse.de>
3447 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3448 * tree.h (struct tree_type): Likewise.
3449 * reload.h (struct insn_chain): Likewise.
3450 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3451 * function.h (struct function): Likewise.
3452 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3454 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3456 PR tree-optimization/39516
3457 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3459 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3461 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3462 should be set true if BITS_PER_WORD of target is bigger than 32
3464 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3466 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3467 Translate -B-options to -rpath-link. Correct existing
3468 rpath-link and conditionalize on !nostdlib.
3470 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3472 * doc/extend.texi (Function Attributes, Variable Attributes):
3474 * doc/invoke.texi (Debugging Options, Optimize Options)
3475 (i386 and x86-64 Options, MCore Options): Likewise.
3477 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3480 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3481 it for block local namespace aliases.
3482 (gen_decl_die): Pass context_die to gen_namespace_die.
3484 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3487 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3488 minimum or maximum value.
3490 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3492 * reginfo.c (globalize_reg): Recompute derived reg sets.
3494 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3497 * libgcc2.c (mprotect): Do not use signed arguments for
3498 VirtualProtect, use DWORD arguments. Also fix the 'may
3499 be used uninitialized' warning for the np variable.
3501 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3504 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3505 functions using regparm calling conventions when not optimizing.
3506 (ix86_function_sseregparm): Similarly for sseregparm calling
3509 2009-03-19 Li Feng <nemokingdom@gmail.com>
3512 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3513 dependence if the first conflict is after niter iterations.
3515 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3518 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3519 functions with dynamic stack-pointer adjustments.
3521 2009-03-19 Ben Elliston <bje@au.ibm.com>
3523 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3524 option; change to -msdata=data.
3526 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3528 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3531 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3534 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3536 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3538 * doc/invoke.texi (Code Gen Options): Expand discussion of
3541 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3543 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3544 * matrix-reorg.c (struct matrix_info): Likewise.
3545 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3546 * rtl.h (struct mem_attrs): Likewise.
3547 * df.h (struct df): Likewise.
3548 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3549 * ira-int.h (struct ira_allocno): Likewise.
3550 * df-scan.c (struct df_collection_rec): Likewise.
3551 * ira.c (struct equivalence): Likewise.
3552 * function.c (struct temp_slot): Likewise.
3553 * cfgloop.h (struct loop): Likewise.
3556 * function.c (use_register_for_decl): When not optimizing, disregard
3557 register keyword for variables with types containing methods.
3559 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3562 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3563 (is_simple_operand): Call contains_component_ref_p before calling data
3564 reference analysis that would fail on COMPONENT_REFs.
3566 * tree-vrp.c (search_for_addr_array): Fix formatting.
3568 2009-03-18 Richard Guenther <rguenther@suse.de>
3570 * tree-vect-transform.c (vect_loop_versioning): Fold the
3571 generated comparisons.
3572 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3573 (slpeel_tree_peel_loop_to_edge): Likewise.
3575 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3578 * opts.c (print_specific_help): In addition to `undocumented',
3579 accept `separate' and `joined' flags if passed alone. Describe
3580 output by the first matched one of those.
3581 (common_handle_option): Skip over empty strings.
3582 * gcc.c (display_help): Fix help string for `--help='.
3583 * doc/invoke.texi (Option Summary, Overall Options): With
3584 `--help=', classes and qualifiers can both be repeated, but
3585 only the latter can be negated. One should not pass only
3586 negated qualifiers. Fix markup and examples.
3589 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3591 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3592 and -fhelp=separate.
3594 2009-03-17 Jing Yu <jingyu@google.com>
3597 * function.h (struct rtl_data): Move is_thunk from here...
3598 (struct function): ...to here.
3599 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3600 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3602 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3604 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3605 (alpha_output_function_end_prologue): Likewise.
3606 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3607 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3608 (rs6000_output_function_epilogue): Likewise.
3609 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3611 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3615 from different units in a single alternative.
3616 (*truncdfsf_i387): Ditto.
3617 (*truncxfsf2_mixed): Ditto.
3618 (*truncxfdf2_mixed): Ditto.
3620 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3622 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3623 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3626 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3627 unused non-artificial variables when not optimizing.
3630 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3631 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3632 NAMESPACE_DECL in its DECL_INITIAL.
3635 * optabs.c (set_user_assembler_libfunc): New function.
3636 * expr.h (set_user_assembler_libfunc): New prototype.
3637 * c-common.c: Include libfuncs.h.
3638 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3639 for memcmp, memset, memcpy, memmove and abort.
3640 * Makefile.in (c-common.o): Depend on libfuncs.h.
3643 * dwarf2out.c (gen_inlined_enumeration_type_die,
3644 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3645 gen_tagged_type_instantiation_die): Removed.
3646 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3649 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3652 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3654 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3655 (check-parallel-%): Ditto.
3656 (check-consistency): Ditto.
3658 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3660 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3661 local variable rhs by NULL_TREE.
3663 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3666 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3668 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3671 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3673 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3676 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3677 for ms->sysv ABI calls only in 64bit mode.
3679 * config/i386/i386.md (untyped_call): Support 32bit.
3681 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3683 * doc/extend.texi: Replace x86_65 with x86_64.
3685 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3687 PR tree-optimization/39455
3688 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3689 mismatches for POINTER_TYPE_P (type).
3690 (number_of_iterations_le): Likewise.
3692 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3694 * config/picochip/picochip.c: Removed profiling support.
3695 * config/picochip/picochip.md: Removed profiling instruction.
3696 * config/picochip/picochip.h: Removed profiling builtin.
3698 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3700 * doc/install.texi (--with-host-libstdcxx): Document.
3702 2009-03-14 Anatoly Sokolov <aesok@post.ru>
3705 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
3706 generate a warning if the function name does not begin with
3707 "__vector" and the function has either the 'signal' or 'interrupt'
3708 attribute, from here to ...
3709 (avr_declare_function_name): ...here. New function.
3710 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
3711 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
3713 2009-03-14 Jakub Jelinek <jakub@redhat.com>
3716 * cse.c (fold_rtx): Don't modify original const_arg1 when
3717 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
3718 separate variable instead.
3719 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
3720 from out of range shift counts.
3721 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
3723 2008-03-13 Catherine Moore <clm@codesourcery.com>
3725 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
3726 diagnostic.h with $(DIAGNOSTIC_H).
3728 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3731 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
3733 * config/i386/sync.md (sync_compare_and_swap<mode>,
3734 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
3735 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
3737 (sync_double_compare_and_swapdi_pic,
3738 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
3739 cmpxchg8b_pic_memory_operand instead of just memory_operand.
3741 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3744 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
3746 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3749 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3750 (avx_addsubv4df3): Likewise.
3751 (*avx_addsubv4sf3): Likewise.
3752 (sse3_addsubv4sf3): Likewise.
3754 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3757 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
3759 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
3762 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
3763 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3764 registers for allocnos created from user-defined variables.
3766 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3769 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
3770 of non-integer mode as well.
3772 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
3774 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
3775 for functions for which the parameter types are unknown.
3777 2009-03-11 Jakub Jelinek <jakub@redhat.com>
3780 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
3781 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
3782 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
3783 * config/i386/i386.c (ix86_local_alignment): For
3784 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
3785 long long variables on the stack to avoid dynamic realignment.
3786 Allow the first argument to be a decl rather than type.
3787 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
3789 2009-03-11 Nick Clifton <nickc@redhat.com>
3792 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
3794 Add description to mno-lsim option.
3795 * config/mcore/mcore.h: Remove comment about deprecated m4align
3797 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
3798 * doc/invoke.texi: Add description of mno-lsim and
3799 mstack-increment options.
3801 * config/fr30/fr30.opt: Document the -mno-lsim option.
3802 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
3803 and -mno-lsim options.
3805 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3807 * fold-const.c (fold_comparison): Only call fold_inf_compare
3808 if the mode supports infinities.
3810 2009-03-11 Jason Merrill <jason@redhat.com>
3813 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
3814 end already did. Notice GIMPLE_CALL modifications of the result.
3815 Don't copy debug information from an ignored decl or a decl from
3818 2009-03-10 Richard Guenther <rguenther@suse.de>
3819 Nathan Froyd <froydnj@codesourcery.com>
3822 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
3823 (__divMODE3): Likewise.
3825 2009-03-09 Jakub Jelinek <jakub@redhat.com>
3827 PR tree-optimization/39394
3828 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
3829 DECL_SIZE_UNIT of variable length FIELD_DECLs.
3831 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3833 * recog.c (verfiy_changes): Disallow renaming of hard regs in
3834 inline asms for register asm ("") declarations.
3836 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
3838 * fold-const.c (fold_unary): Fix comment.
3840 2009-03-07 Jan Hubicka <jh@suse.cz>
3843 * tree-inline.c (setup_one_parameter): Do replacement of const
3844 argument by constant in SSA form.
3846 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3849 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
3850 determine alignment passed to assign_stack_local.
3851 (assign_parms_unsplit_complex): Likewise.
3852 * except.c (sjlj_build_landing_pads): Likewise.
3854 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3857 * tree-flow.h (add_referenced_var): Return bool instead of void.
3858 * tree-dfa.c (add_referenced_var): Return result of
3859 referenced_var_check_and_insert call.
3860 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
3861 of referenced_var_check_and_insert.
3864 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
3865 (gen_variable_die): Emit DW_AT_location on abstract static variable's
3866 DIE, don't emit it if abstract origin already has it.
3867 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
3868 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
3870 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3872 * genpreds.c (needs_variable): Fix parentheses at variable name
3874 (write_tm_constrs_h): Indent generated code.
3876 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3878 * doc/extend.texi (Function Attributes): Add documentation
3881 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3884 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
3885 take locus from its DECL_SOURCE_LOCATION instead of input_location.
3887 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3889 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
3892 2009-03-05 Jakub Jelinek <jakub@redhat.com>
3895 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
3896 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
3898 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.md (R8_REG, R9_REG): New constants.
3901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
3902 constants instead of magic numbers.
3903 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3905 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
3906 (x86_64_ms_abi_int_parameter_registers): Ditto.
3907 (x86_64_int_return_registers): Ditto.
3908 (ix86_maybe_switch_abi): Ditto.
3909 (ix86_expand_call): Ditto for clobbered_registers array.
3910 (ix86_hard_regno_mode_ok): Ditto.
3911 (x86_extended_QIreg_mentioned_p): Ditto.
3913 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
3915 PR tree-optimization/39349
3916 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
3918 * combine.c (gen_lowpart_for_combine): Use omode when generating
3921 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
3923 PR rtl-optimization/39235
3924 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
3926 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3928 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
3930 2009-03-04 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/39362
3933 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
3934 that occur in abnormal PHIs should be varying.
3936 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3938 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
3940 (simple_iv): Take loop as an argument instead of statement.
3941 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3942 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
3944 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
3946 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
3947 * matrix-reorg.c (analyze_transpose): Ditto.
3948 * tree-data-ref.c (dr_analyze_innermost): Ditto.
3949 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3950 * tree-predcom.c (ref_at_iteration): Ditto.
3951 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
3953 2009-03-04 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/39358
3956 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
3957 escaped_id and callused_id.
3958 (solve_graph): Likewise.
3960 2009-03-04 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/39339
3963 * tree-sra.c (try_instantiate_multiple_fields): Make it
3964 no longer ICE on the above.
3966 2009-03-03 Joseph Myers <joseph@codesourcery.com>
3968 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
3969 that fits within Pmode.
3971 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3974 * tm.texi (LIBCALL_VALUE): Update description.
3976 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3979 * doc/extend.texi (section): Update description.
3981 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
3984 * tree-inline.c (remapped_type): New.
3985 (can_be_nonlocal): Call remapped_type instead of remap_type.
3987 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3990 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
3991 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
3993 2009-03-03 Richard Guenther <rguenther@suse.de>
3996 * tree.c (tree_nonartificial_location): New function.
3997 * tree.h (tree_nonartificial_location): Declare.
3998 * builtins.c (expand_builtin_memory_chk): Provide location
3999 of the call location for artificial function pieces.
4000 (maybe_emit_chk_warning): Likewise.
4001 (maybe_emit_sprintf_chk_warning): Likewise.
4002 (maybe_emit_free_warning): Likewise.
4003 * expr.c (expand_expr_real_1): Likewise.
4005 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4007 PR tree-optimization/39343
4008 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4009 COMPONENT_REF t has ARRAY_TYPE.
4011 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4014 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4015 when the type precision of the induction variable should be
4016 larger than the type precision of nit.
4017 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4018 * graphite.c (graphite_loop_normal_form): Same.
4019 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4021 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4024 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4025 numbers to describe clobbered registers.
4026 (*call_value_0_rex64_ms_sysv): Ditto.
4027 * config/i386/mmx.md (mmx_emms): Ditto.
4030 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4032 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4035 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4037 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4038 (spu_section_type_flags): New function.
4040 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4043 reg_class_contents of FLOAT_REGS into a temporary.
4045 2009-03-02 Richard Guenther <rguenther@suse.de>
4046 Ira Rosen <irar@il.ibm.com>
4048 PR tree-optimization/39318
4049 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4050 information to the vectorized statement.
4052 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4055 variable. Use defined names instead of magic constants for REX SSE
4058 2009-03-01 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/39331
4061 * omp-low.c (lower_send_shared_vars): Do not receive new
4062 values for the reference of DECL_BY_REFERENCE parms or results.
4064 2009-03-01 Jan Hubicka <jh@suse.cz>
4067 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4068 BLOCK_NONLOCALIZED_VAR): New macros.
4069 (tree_block): Add nonlocalized_vars.
4070 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4071 gen_decl_die): Add origin argument. Allow generation of die with
4072 origin at hand only.
4073 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4074 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4076 (gen_block_die): Fix checking for unused blocks.
4077 (process_scope_var): Break out from .... ; work with origins only.
4078 (decls_for_scope) ... here; process nonlocalized list.
4079 (dwarf2out_ignore_block): Look for nonlocalized vars.
4080 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4082 (dump_scope_block): Dump them.
4083 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4084 (remap_block): Likewise.
4085 (can_be_nonlocal): New predicate.
4086 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4088 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4090 * configure: Regenerate.
4092 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4094 * optc-gen.awk: No need to duplicate option flags twice.
4095 Reuse help texts for duplicate options which do not have any.
4097 * gcc.c (display_help): Document --version.
4099 * gcc.c (main): If print_help_list and verbose_flag, ensure
4100 driver output comes before subprocess output.
4102 * optc-gen.awk: Assign all remaining fields to help string,
4103 space-separated, for multi-line help in *.opt.
4105 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4106 -Wno-pedantic-ms-format is for MinGW targets only.
4108 * doc/options.texi (Option file format): Fix bad indentation,
4109 restoring dropped sentence.
4111 2009-02-28 Jan Hubicka <jh@suse.cz>
4113 * tree-inline.c (tree_function_versioning): Output debug info.
4115 2009-02-28 Jan Hubicka <jh@suse.cz>
4118 * tree-inline.c (setup_one_parameter): Do not copy propagate
4119 arguments when not optimizing.
4121 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4124 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4125 (avx_addsubv4df3): Likewise.
4126 (*avx_addsubv4sf3): Likewise.
4127 (sse3_addsubv4sf3): Likewise.
4128 (*avx_addsubv2df3): Likewise.
4129 (sse3_addsubv2df3): Likewise.
4130 (avx_unpckhps256): Correct item selectors.
4131 (avx_unpcklps256): Likewise.
4132 (avx_unpckhpd256): Likewise.
4133 (avx_unpcklpd256): Likewise.
4135 2009-02-28 Jan Hubicka <jh@suse.cz>
4137 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4139 (copy_arguments_for_versioning): If var is declared don't declare it.
4140 (tree_function_versioning): First setup substitutions and then copy
4143 2009-02-27 Jan Hubicka <jh@suse.cz>
4146 * cgraph.h (varpool_output_debug_info): Remove.
4147 * cgraphunit.c (varpool_output_debug_info): Remove.
4148 * dwarf2out.c (deferred_locations_struct): New struct
4149 (deferred_locations): New type.
4150 (deferred_locations_list): New static var.
4151 (deffer_location): New function.
4152 (gen_variable_die): Use it.
4153 (decls_for_scope): Output info on local static vars.
4154 (dwarf2out_finish): Process deferred locations.
4155 * varpool.c (varpool_output_debug_info): Remove.
4157 2009-02-27 Jan Hubicka <jh@suse.cz>
4160 * tree.h (TREE_PROTECTED): Fix comment.
4161 (BLOCK_HANDLER_BLOCK): Remove.
4162 (struct tree_block): Remove handler_block add body_block.
4163 (inlined_function_outer_scope_p): New.
4164 (is_body_block): Remove.
4165 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4166 * dwarf2out.c (is_inlined_entry_point): Remove.
4167 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4168 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4170 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4171 * gimplify.c (gimplify_expr): Gimplify body blocks.
4172 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4173 block with multiple subblocks.
4174 (dump_scope_block): Prettier output; dump more flags and info.
4175 (dump_scope_blocks): New.
4176 (remove_unused_locals): Use dump_scope_blocks.
4177 * tree-flow.h (dump_scope_blocks): Declare.
4178 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4179 * stmt.c (is_body_block): Remove.
4180 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4181 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4183 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4186 * graphite.c (graphite_loop_normal_form): Do not call
4187 number_of_iterations_exit from a gcc_assert.
4189 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4191 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4192 jumps if COND is NULL.
4193 (find_cond_jump): New function.
4194 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4195 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4197 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4199 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4200 force_const_mem returns NULL_RTX.
4202 2009-02-26 Jan Hubicka <jh@suse.cz>
4205 * cgraph.h (varpool_output_debug_info): Remove.
4206 * cgraphunit.c (varpool_output_debug_info): Remove.
4207 * dwarf2out.c (deferred_locations_struct): New struct
4208 (deferred_locations): New type.
4209 (deferred_locations_list): New static var.
4210 (deffer_location): New function.
4211 (gen_variable_die): Use it.
4212 (decls_for_scope): Output info on local static vars.
4213 (dwarf2out_finish): Process deferred locations.
4214 * varpool.c (varpool_output_debug_info): Remove.
4216 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4218 PR rtl-optimization/39241
4219 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4220 to subreg_offset_representable_p.
4222 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4224 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4225 execute function prototype. Get f and nregs from max_reg_num
4226 and get_insns. Remove the first backward pass as it's dead,
4227 guard the forward pass by flag_expensive_optimizations.
4228 (rest_of_handle_regmove): Delete.
4229 (pass_regmove): Replace it with regmove_optimize.
4231 2009-02-25 Martin Jambor <mjambor@suse.cz>
4233 PR tree-optimization/39259
4234 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4235 calls_alloca function flags.
4236 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4239 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4241 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4242 flags_set_1_rtx, flags_set_1_set): Delete.
4243 (regmove_optimize): Do not call mark_flags_life_zones.
4245 2009-02-24 Julian Brown <julian@codesourcery.com>
4248 * config/arm/arm.c (require_pic_register): Only set
4249 cfun->machine->pic_reg once per function.
4251 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4253 * doc/invoke.texi (Link Options): Document an easier way to pass
4254 options that take arguments to the GNU linker using -Xlinker and -Wl.
4256 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4259 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4261 2009-02-24 Richard Guenther <rguenther@suse.de>
4264 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4266 2009-02-24 Richard Guenther <rguenther@suse.de>
4267 Zdenek Dvorak <ook@ucw.cz>
4269 PR tree-optimization/39233
4270 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4271 from converting them to a generic type.
4273 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4275 PR tree-optimization/39260
4276 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4277 contains a condition with a real type.
4278 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4280 2009-02-23 Jason Merrill <jason@redhat.com>
4283 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4284 narrowing_initializer_constant_valid_p.
4285 (narrowing_initializer_constant_valid_p): Don't return
4286 null_pointer_node for adding a pointer to itself.
4288 2009-02-23 Jan Hubicka <jh@suse.cz>
4291 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4294 2009-02-23 Jan Hubicka <jh@suse.cz>
4296 PR tree-optimization/37709
4297 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4298 * tree.h (block_ultimate_origin): Declare.
4299 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4300 * tree-ssa-live.c (remove_unused_scope_block_p):
4301 Eliminate blocks containig no instructions nor live variables nor
4303 (dump_scope_block): New function.
4304 (remove_unused_locals): Enable removal of dead blocks by default;
4305 enable dumping at TDF_DETAILS.
4307 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4309 * config/i386/i386.c (classify_argument): Don't allow COImode
4311 (function_arg_advance_32): Don't allow OImode.
4312 (function_arg_32): Likewise.
4313 (function_value_32): Likewise.
4314 (return_in_memory_32): Likewise.
4315 (function_arg_64): Remove OImode comment.
4317 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4320 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4321 ix86_expand_vector_set for V4DImode in 64bit mode only.
4322 (ix86_expand_vector_init_one_var): Likewise.
4324 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4326 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4328 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4331 * loop-iv.c: Revert last change.
4332 * emit-rtl.c: Likewise.
4334 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4337 * config/i386/i386.c (type_natural_mode): Remove an extra
4338 space in the warning message.
4339 (function_value_32): Handle 32-byte vector modes.
4340 (return_in_memory_32): Likewise.
4342 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4344 * loop-iv.c (truncate_value): New function.
4345 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4347 (lowpart_subreg): Move to...
4348 * emit-rtl.c: ...here.
4350 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4352 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4353 accidental and undocumented change at revision 140860.
4355 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4357 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4358 take gimple_seq * arguments.
4359 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4360 types_compatible_p langhook.
4362 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4363 Joseph Myers <joseph@codesourcery.com>
4365 * config/arm/arm.c (arm_builtin_va_list): New function.
4366 (arm_expand_builtin_va_start): Likewise.
4367 (arm_gimplify_va_arg_expr): Likewise.
4368 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4369 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4370 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4371 (va_list_type): New variable.
4372 (arm_mangle_type): Mangle va_list_type appropriately.
4374 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4377 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4378 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4379 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4380 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4381 parameter to 1000 for -O1 by default.
4382 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4384 * loop-invariant.c: Include params.h.
4385 (move_loop_invariants): Don't call move_single_loop_invariants on
4388 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4390 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4391 offset when calculating bounds for indexing stack_usage_map. Fixes
4392 a buffer overflow with certain target setups.
4394 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4397 * calls.c (expand_call): Clear try_tail_call if caller and callee
4398 disagree in promotion of function return value.
4400 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4403 * c-common.c (c_determine_visibility): If visibility changed and
4404 DECL_RTL has been already set, call make_decl_rtl to update symbol
4407 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4410 * varasm.c (assemble_variable): Don't check DECL_NAME when
4411 globalizing a variable.
4413 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4416 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4417 expression before any __builtin_trap call.
4418 * c-typeck.c (build_function_call): Convert and check function
4419 arguments before generating a call to a trap. Evaluate the
4420 function arguments before the trap.
4422 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4425 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4426 (UNSPEC_FXAM_MEM): New unspec.
4427 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4428 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4429 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4431 2009-02-19 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/39207
4434 PR tree-optimization/39074
4435 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4436 storedanything_tree): New.
4437 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4438 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4439 (build_succ_graph): Add edges from STOREDANYTHING to all
4441 (init_base_vars): Initialize STOREDANYTHING.
4442 (compute_points_to_sets): Free substitution info after
4443 building the succ graph.
4444 (ipa_pta_execute): Likewise.
4446 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4448 (do_ds_constraint): Do not add to special var or non-pointer
4450 (type_could_have_pointers): Split out from ...
4451 (could_have_pointers): ... here. For arrays use the element type.
4452 (create_variable_info_for): Initialize may_have_pointers.
4453 (new_var_info): Likewise.
4454 (handle_lhs_call): Make the HEAP variable unknown-sized.
4455 (intra_create_variable_infos): Use a type with pointers for
4456 PARM_NOALIAS, make it unknown-sized.
4458 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4461 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4463 2009-02-18 Jason Merrill <jason@redhat.com>
4466 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4467 value if DECL_EXTERNAL.
4468 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4469 * target.h (gcc_target::binds_local_p): Clarify "module".
4470 * tree.h (TREE_PUBLIC): Clarify "module".
4472 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4475 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4476 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4478 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4481 * c.opt (Wabi): Support C and ObjC.
4484 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4486 * config/i386/i386.c (classify_argument): Warn once about the ABI
4487 change when passing union with long double.
4489 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4491 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4494 * c-parser.c (c_parser_compound_statement): Always enter and leave
4497 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4500 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4502 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4504 PR tree-optimization/36922
4505 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4506 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4509 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4511 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4514 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4516 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4518 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4520 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4523 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4524 Richard Sandiford <rdsandiford@googlemail.com>
4526 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4527 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4528 (loongson_biadd): ...this.
4530 2009-02-17 Richard Guenther <rguenther@suse.de>
4532 PR tree-optimization/39202
4533 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4534 a var make sure to follow existing collapses.
4536 2009-02-17 Richard Guenther <rguenther@suse.de>
4539 * langhooks.c (lhd_print_error_function): Check for NULL block.
4541 2009-02-17 Richard Guenther <rguenther@suse.de>
4543 PR tree-optimization/39204
4544 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4547 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4549 * config/soft-fp/double.h: Update from glibc CVS.
4551 2009-02-17 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/39207
4554 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4555 strict-aliasing warnings for pointers pointing to NULL.
4557 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4560 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4561 skipping until next close brace.
4563 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4566 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4567 to function argument boundary.
4569 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4571 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4572 in the lea_add. Reload eventually constraints it properly.
4573 * config/picochip/constraints.md : Remove the target constraint
4574 "b", since it is not needed anymore.
4576 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4578 * gthr-dce.h: Uglify function parameter and local variable names.
4579 * gthr-gnat.h: Likewise.
4580 * gthr-mipssde.h: Likewise.
4581 * gthr-nks.h: Likewise.
4582 * gthr-posix95.h: Likewise.
4583 * gthr-posix.h: Likewise.
4584 * gthr-rtems.h: Likewise.
4585 * gthr-single.h: Likewise.
4586 * gthr-solaris.h: Likewise.
4587 * gthr-tpf.h: Likewise.
4588 * gthr-vxworks.h: Likewise.
4589 * gthr-win32.h: Likewise.
4591 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386.md: Restrict the new peephole2 to move
4595 between MMX/SSE registers.
4597 2009-02-15 Richard Guenther <rguenther@suse.de>
4600 2009-02-13 Richard Guenther <rguenther@suse.de>
4602 * configure.ac: Enable LFS.
4603 * configure: Re-generate.
4604 * config.in: Likewise.
4606 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4608 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4609 spu_srqwbyte, spu_srqwbytebc): Define.
4610 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4611 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4612 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4613 "shrqby_<mode>"): New insn-and-split patterns.
4614 * config/spu/spu.c (expand_builtin_args): Determine and return
4615 number of operands using spu_builtin_description data.
4616 (spu_expand_builtin_1): Use it.
4618 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4621 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4624 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4627 * config/i386/i386.c (override_options): Correct warning
4628 messages for -malign-loops, -malign-jumps and -malign-functions.
4630 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4633 * config/i386/i386.md: Restrict the new peephole2 to move
4634 between the general purpose registers.
4636 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4639 * config/i386/i386.c (type_natural_mode): Add a new argument.
4640 Return the original mode and warn ABI change if vector size is 32byte.
4641 (function_arg_advance): Updated.
4642 (function_arg): Likewise.
4643 (ix86_function_value): Likewise.
4644 (ix86_return_in_memory): Likewise.
4645 (ix86_sol10_return_in_memory): Likewise.
4646 (ix86_gimplify_va_arg): Likewise.
4647 (function_arg_32): Don't warn ABX ABI change here.
4648 (function_arg_64): Likewise.
4650 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4652 * loop-iv.c (implies_p): In the final case, test that operands 0
4653 of the two comparisons match.
4655 * config/bfin/bfin.c (find_prev_insn_start): New function.
4656 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4657 (find_next_insn_start): Move.
4659 2009-02-13 Richard Guenther <rguenther@suse.de>
4661 * configure.ac: Enable LFS.
4662 * configure: Re-generate.
4663 * config.in: Likewise.
4665 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4668 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4669 sizes on syntax error after some arguments have been parsed.
4671 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4673 * doc/invoke.texi (-fira): Remove.
4675 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4677 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4678 * recog.c: Likewise.
4681 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4683 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4684 (umul_ppmm): Likewise.
4685 (count_leading_zeros): Likewise.
4686 (count_trailing_zeros): Likewise.
4687 (UMUL_TIME): Likewise.
4689 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4691 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4692 soft-fp/t-softfp to tmake_file.
4694 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4695 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4696 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4697 IA64_BUILTIN_INFQ]: New.
4698 (ia64_init_builtins): Initialize __builtin_infq,
4699 __builtin_fabsq and __builtin_copysignq if not HPUX.
4700 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4701 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
4703 * config/ia64/lib1funcs.asm (__divtf3): Define only if
4705 (__fixtfti): Likewise.
4706 (__fixunstfti): Likewise.
4707 (__floattitf): Likewise.
4709 * config/ia64/libgcc-glibc.ver: New.
4710 * config/ia64/t-fprules-softfp: Likewise.
4711 * config/ia64/sfp-machine.h: Likewise.
4713 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
4714 (LIBGCC2_TF_CEXT): Likewise.
4715 (TF_SIZE): Likewise.
4716 (TARGET_INIT_LIBFUNCS): Likewise.
4718 * config/ia64/t-glibc (SHLINB_MAPFILES):
4719 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
4721 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4723 * config/i386/i386.c (construct_container): Rewrite processing
4724 BLKmode with X86_64_SSE_CLASS.
4726 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
4729 * config/i386/i386.md: Replace simplify_replace_rtx with
4730 replace_rtx in the new peephole2.
4732 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
4734 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
4735 loop unrolling do not happen at -O2.
4737 2009-02-12 Michael Matz <matz@suse.de>
4739 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
4741 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4743 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
4746 2009-02-12 Ben Elliston <bje@au.ibm.com>
4748 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
4749 patterns when updating the back chain. Missed in the 2009-02-10
4752 2009-02-11 Janis Johnson <janis187@us.ibm.com>
4754 * doc/extend.texi (Decimal Floating Types): Update identifier of
4755 draft TR and list of missing support.
4757 2009-02-11 Jakub Jelinek <jakub@redhat.com>
4760 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
4761 bit to variable length decl's flags, add it also to its
4762 pointer replacement variable.
4764 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
4765 Jakub Jelinek <jakub@redhat.com>
4768 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
4769 (memory_blockage): New expander.
4770 (*memory_blockage): New insn pattern.
4771 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
4772 instead of general blockage at the end of function prologue when
4773 frame pointer is used to access red zone area. Do not emit blockage
4774 when profiling, it is emitted in generic code.
4775 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
4776 function epilogue when frame pointer is used to access red zone area.
4778 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
4781 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
4782 by arithmetic with memory operands.
4783 * config/i386/predicates.md (commutative_operator): New.
4785 2009-02-10 Janis Johnson <janis187@us.ibm.com>
4787 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
4790 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
4792 * alias.h (record_alias_subset): Declare.
4793 * alias.c (record_alias_subset): Make global.
4795 2009-02-10 Nick Clifton <nickc@redhat.com>
4797 * tree-parloops.c: Change license to GPLv3.
4798 * ipa-struct-reorg.c: Change license to GPLv3.
4799 * ipa-struct-reorg.h: Change license to GPLv3.
4801 2009-02-10 Steve Ellcey <sje@cup.hp.com>
4804 * c-decl.c (start_struct): Return NULL on error.
4806 2009-02-10 Jakub Jelinek <jakub@redhat.com>
4809 * cfgloopmanip.c (remove_path): Call remove_bbs after
4810 cancel_loop_tree, not before it.
4813 * function.h (struct function): Add has_local_explicit_reg_vars bit.
4814 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
4815 VAR_DECLs were seen.
4816 * tree-ssa-live.c (remove_unused_locals): Recompute
4817 cfun->has_local_explicit_reg_vars.
4818 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
4819 copies or clearings if cfun->has_local_explicit_reg_vars.
4821 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/i386.c (expand_prologue): Emit blockage at the end
4825 of function prologue when frame pointer is used to access
4828 2009-02-10 Richard Guenther <rguenther@suse.de>
4831 * gimplify.c (gimple_regimplify_operands): Always look if
4832 we need to create a temporary.
4834 2009-02-10 Richard Guenther <rguenther@suse.de>
4836 PR tree-optimization/39132
4837 * tree-loop-distribution.c (todo): New global var.
4838 (generate_memset_zero): Trigger TODO_rebuild_alias.
4839 (tree_loop_distribution): Return todo.
4841 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
4844 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
4845 (x86_64_reg_class_name): Removed.
4846 (classify_argument): Return 0 if bytes > 32. Return 0 if the
4847 first one isn't X86_64_SSE_CLASS or any other ones aren't
4848 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
4849 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
4850 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
4851 and 3 X86_64_SSEUP_CLASS.
4852 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
4853 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
4855 2009-02-10 Ben Elliston <bje@au.ibm.com>
4857 * config/rs6000/rs6000.md (allocate_stack): Always use an update
4858 form instruction to update the stack back chain word, even if the
4859 user has disabled the generation of update instructions.
4860 (movdi_<mode>_update_stack): New.
4861 (movsi_update_stack): Likewise.
4862 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
4863 always use an update form instruction to update the stack back
4866 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
4869 * graphite.c (if_region_set_false_region): After moving a region in
4870 the false branch of a condition, remove the empty dummy basic block.
4871 (gloog): Remove wrong fix for PR38953.
4873 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4875 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
4876 generation due to implicit sign extension.
4878 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
4881 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
4882 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
4884 2009-02-09 Richard Guenther <rguenther@suse.de>
4887 * convert.c (convert_to_real): Disable (float)fn((double)x)
4888 to fnf(x) conversion if errno differences may occur and
4889 -fmath-errno is set.
4891 2009-02-07 Anatoly Sokolov <aesok@post.ru>
4893 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
4894 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4895 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4897 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4900 * c-common.c (handle_alias_attribute): Disallow attribute for
4901 anything not a FUNCTION_DECL or VAR_DECL.
4903 2009-02-06 Janis Johnson <janis187@us.ibm.com>
4906 * real.c (do_compare): Special-case compare of zero against
4907 decimal float value.
4909 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4912 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
4913 as indicating flexible array members unless the field itself is
4914 being declarared as the incomplete array.
4916 2009-02-06 Jan Hubicka <jh@suse.cz>
4918 PR tree-optimization/38844
4919 * ipa-inline.c (try_inline): Stop inlining recursion when edge
4922 2009-02-06 Richard Guenther <rguenther@suse.de>
4925 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
4926 fork because we may expand it as __gcov_fork.
4928 2009-02-06 Nick Clifton <nickc@redhat.com>
4930 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
4932 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
4934 PR tree-optimization/35659
4935 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
4936 vn_phi_eq): Shortcut if hashcode does not match.
4937 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
4939 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
4940 and avoid iterative_hash_expr.
4941 (FOR_EACH_VALUE_ID_IN_SET): New.
4942 (value_id_compare): Remove.
4943 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
4944 sort expressions by value id.
4946 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
4949 * config/sh/predicates.md (general_movsrc_operand): Don't check
4950 the subreg of system registers here.
4952 2009-02-05 Jakub Jelinek <jakub@redhat.com>
4955 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
4958 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
4960 PR rtl-optimization/39110
4961 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
4962 addresses, not aligned ones.
4964 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
4965 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/39100
4968 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
4969 comment says and add edges.
4971 2009-02-05 Joseph Myers <joseph@codesourcery.com>
4974 * c-common.c (handle_tls_model_attribute): Ignore attribute for
4975 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
4977 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
4979 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4980 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4981 register_bb_in_sese, new_sese, free_sese): Moved.
4982 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4983 outermost_loop_in_scop, build_scop_iteration_domain,
4984 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4985 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4986 Use loop_in_sese_p instead of loop_in_scop_p.
4987 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
4988 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
4989 (scopdet_basic_block_info): Fix bug in scop detection.
4990 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4991 eq_loop_to_cloog_loop): Remove.
4992 (nb_loops_around_loop_in_scop, nb_loop
4993 ref_nb_loops): Moved here...
4994 * graphite.h (ref_nb_loops): ... from here.
4995 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
4996 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4997 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4998 * testsuite/gcc.dg/graphite/scop-19.c: New
5000 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5001 Hans-Peter Nilsson <hp@axis.com>
5003 PR rtl-optimization/37889
5004 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5005 Move offset handling from PLUS to before the switch. Use new
5006 arguments when considering SYMBOL_REFs too.
5007 (rtx_addr_can_trap_p): Pass dummy offset and size.
5008 (enum may_trap_p_flags): Remove.
5009 (may_trap_p_1): Pass size from MEM_SIZE.
5011 PR rtl-optimization/38921
5012 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5013 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5014 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5015 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5017 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5019 AVX Programming Reference (January, 2009)
5020 * config/i386/sse.md (*vpclmulqdq): New.
5022 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5024 PR tree-optimization/38977
5025 PR gcov-profile/38292
5026 * calls.c (special_function_p): Disregard __builtin_ prefix.
5028 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5030 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5031 non-indexable addresses even before reload.
5033 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5036 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5037 as having variable size. Do not give an error for unnamed
5038 parameters with [*] declarators. Give a warning for type names
5039 with [*] declarators and mark them as variable size.
5040 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5041 for sizeof applied to [*] type names.
5043 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5046 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5048 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5050 * gcc.c (process_command): Update copyright notice dates.
5051 * gcov.c (print_version): Likewise.
5052 * gcov-dump.c (print_version): Likewise.
5053 * mips-tfile.c (main): Likewise.
5054 * mips-tdump.c (main): Likewise.
5056 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5059 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5060 for composite type involving a zero-length array type.
5062 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5065 * function.c (match_asm_constraints_1): Skip over
5066 initial optional % in the constraint.
5069 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5070 supported, don't accept FIXED_CSTs.
5071 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5072 and _Sat is used without _Fract/_Accum. Set specs->type to
5073 integer_type_node for cts_fract/cts_accum if fixed point is not
5076 2009-02-02 Catherine Moore <clm@codesourcery.com>
5078 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5080 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5082 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5083 (ABI_HAS_64BIT_SYMBOLS): Use it.
5084 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5086 2009-02-02 Paul Brook <paul@codesourcery.com>
5088 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5090 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5093 * recog.h (asm_operand_ok): Add constraints argument.
5094 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5095 recurse on matching constraint.
5096 (check_asm_operands): Pass constraints as 3rd argument to
5097 asm_operand_ok. Don't look up matching constraint here.
5098 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5101 2009-02-02 Ben Elliston <bje@au.ibm.com>
5103 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5104 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5106 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5108 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5109 information. Remove some obsolete information. Reorganize.
5111 * config/pa/fptr.c: Revert license to GPL 2.
5112 * config/pa/milli64.S: Likewise.
5114 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5117 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5118 LIBRARY name in, instead of hard-coding it.
5119 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5120 extra target make frag to tmake_files according to EH model.
5121 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5122 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5123 frags that define makefile variable EH_MODEL appropriately.
5124 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5125 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5126 to "-sjlj" according to type of EH configured.
5127 (LIBGCC_SONAME): Concatenate it to shared library base name.
5128 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5129 to "_sjlj" according to type of EH configured.
5130 (LIBGCC_SONAME): Concatenate it to shared library base name.
5131 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5132 (SHLIB_LINK): Add missing semicolon to if-else construct.
5133 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5134 string value of "pe_dll" command-line option.
5135 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5136 (SHLIB_SONAME): Use it when overriding t-cygming default.
5137 (SHLIB_IMPLIB): Override t-cygming default.
5138 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5139 string value of "pe_dll" command-line option.
5141 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5144 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5145 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5147 2009-01-31 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/38937
5150 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5151 computing the transitive closure.
5153 2009-01-30 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/39041
5156 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5157 Propagate variable indices only if the types match for this stmt.
5159 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5162 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5163 inline but never defined.
5165 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5167 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5168 (*insv_h_di_reg_extimm): New insn.
5169 (*insv_l<mode>_reg_extimm): New insn.
5171 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5173 * config/picochip/picochip.c (flag_conserve_stack): set
5174 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5175 fconserve-stack. Reduce call-overhead used by inliner.
5177 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5180 * common.opt (flag_conserve_stack): Initialised to zero.
5182 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5185 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5186 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5189 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5191 * ira-color.c (allocno_reload_assign): Update comments.
5192 * regmove.c (regmove_optimize): Likewise.
5196 2009-01-29 Robert Millan <rmh@aybabtu.com>
5198 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5199 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5200 `MD_UNWIND_SUPPORT'.
5201 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5203 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5205 PR tree-optimization/39007
5206 * tree-loop-distribution.c (generate_builtin): Use
5207 recompute_dominator to compute the immediate dominator of the
5208 basic block just after the loop.
5210 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5212 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5213 (ASM_OUTPUT_DWARF_PCREL): Define.
5215 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5217 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5218 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5219 global. Modify entries about regmove and IRA.
5221 * ra-conflict.c: Remove the file.
5223 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5225 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5226 (pass_regclass_init): Rename to pass_reginfo_init.
5228 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5230 * toplev.h (flag_ira): Remove.
5232 * caller-save.c (setup_save_areas): Remove flag_ira.
5234 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5236 * global.c: Remove the file.
5238 * opts.c (decode_options): Remove flag_ira.
5240 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5242 * regmove.c: Modify file description.
5243 (find_use_as_address, try_auto_increment): Define them only if
5244 AUTO_INC_DEC is defined.
5245 (replacement_quality, replace_in_call_usage, fixup_match_1,
5246 stable_and_no_regs_but_for_p): Remove.
5247 (reg_set_in_bb): Make it static.
5248 (regmove_optimize): Remove flag_ira and code which worked for
5251 * local-alloc.c: Remove the file.
5253 * common.opt (fira): Remove.
5255 * ira.c: Include except.h.
5256 (eliminable_regset): Move from global.c.
5257 (mark_elimination): Ditto. Remove flag_ira.
5258 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5259 equiv_mem_modified, validate_equiv_mem_from_store,
5260 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5261 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5262 no_equiv, recorded_label_ref): Move from local-alloc.c.
5263 (update_equiv_regs): Ditto. Make it static.
5264 (print_insn_chain, print_insn_chains): Move it from global.c.
5265 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5266 (build_insn_chain): Ditto. Make it static.
5267 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5268 Rename to init_live_subregs.
5269 (gate_ira): Remove flag_ira.
5271 * regclass.c: Rename reginfo.c. Change file description.
5272 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5273 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5274 (init_reg_sets_1): Remove code for evaluation of
5275 reg_class_superclasses and losing_caller_save_reg_set.
5276 (init_regs): Remove init_reg_autoinc.
5277 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5278 ok_for_base_p_nonstrict): Remove.
5279 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5280 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5281 corresponding entries.
5282 (dump_regclass, record_operand_costs, scan_one_insn,
5283 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5284 record_address_regs, auto_inc_dec_reg_p): Remove.
5285 (gt-regclass.h): Rename to gt-reginfo.h.
5287 * rtl.h (dump_global_regs, retry_global_alloc,
5288 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5290 * Makefile.in (RA_H): Remove.
5291 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5292 Rename regclass.o to reginfo.o.
5293 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5295 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5296 (GTFILES): Rename regclass.c to reginfo.c.
5298 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5299 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5301 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5302 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5304 (finish_spills): Ditto. Remove code for !flag_ira.
5306 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5309 * doc/invoke.texi (rtl debug options): Complete rewrite.
5310 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5312 * mode-switching.c (pass_mode_switching): Rename pass from
5313 "mode-sw" to "mode_sw".
5314 * except.c (pass_convert_to_eh_ranges): Rename pass from
5315 "eh-ranges" to "eh_ranges".
5316 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5320 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5321 Alexander Monakov <amonakov@ispras.ru>
5324 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5326 (move_exprs_to_boundary): Change return type and pass through
5327 should_move from move_op. Relax assert. Update usage ...
5328 (schedule_expr_on_boundary): ... here. Use should_move instead of
5330 (move_op_orig_expr_found): Indicate that insn was disconnected from
5332 (code_motion_process_successors): Do not call after_merge_succs
5333 callback if original expression was not found when traversing any of
5335 (code_motion_path_driver): Change return type. Update prototype.
5336 (move_op): Update comment. Add a new parameter (should_move). Update
5337 prototype. Set *should_move based on indication provided by
5338 move_op_orig_expr_found.
5340 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5342 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5343 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5344 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5345 * config/rs6000/rs6000.c (rs6000_override_options): Default
5346 avoid-indexed-addresses on for Power6, off for everything else.
5347 (avoiding_indexed_address_p): New function.
5348 (rs6000_legitimize_address): Use it.
5349 (rs6000_legitimate_address): Likewise.
5350 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5352 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5354 PR tree-optimization/38997
5355 * tree-loop-distribution.c (generate_memset_zero): Use
5356 POINTER_PLUS_EXPR for a pointer addition.
5358 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5360 * config/s390/s390.md (bswap<mode>2): New pattern added.
5362 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5364 * config/s390/s390.md (*tls_load_31): Added type attribute.
5366 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5368 * config/s390/s390.md: Fix a few comments.
5370 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5372 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5373 (*tm<mode>_full): Fixed z10prop attribute.
5374 (*tst<mode>_extimm): Fixed z10prop attribute.
5375 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5376 (*tstqiCCT_cconly): Fixed z10prop attribute.
5377 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5378 (*movsi_larl): Fixed z10prop attribute.
5379 (*movsi_zarch): Fixed z10prop attribute.
5380 (*movsi_eas): Fixed z10prop attribute.
5381 (*movhi): Fixed z10prop attribute.
5382 (*movqi): Fixed z10prop attribute.
5383 (*movstrictqi): Fixed z10prop attribute.
5384 (*mov<mode>): Fixed z10prop attribute.
5385 (*movcc): Fixed z10prop attribute.
5386 (*sethighpartdi_64): Fixed z10prop attribute.
5387 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5388 (*negdi2_sign_cc): Fixed z10prop attribute.
5389 (*negdi2_sign): Fixed z10prop attribute.
5390 (*absdi2_sign_cc): Fixed z10prop attribute.
5391 (*absdi2_sign): Fixed z10prop attribute.
5392 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5393 (*negabsdi2_sign): Fixed z10prop attribute.
5394 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5395 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5396 (doloop_si64): Fixed z10prop attribute.
5397 (doloop_si31): Fixed z10prop attribute.
5398 (doloop_long): Fixed z10prop attribute.
5399 (indirect_jump): Fixed z10prop attribute.
5400 (nop): Fixed z10prop attribute.
5401 (main_base_64): Fixed z10prop attribute.
5402 (reload_base_64): Fixed z10prop attribute.
5404 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5406 PR rtl-optimization/38740
5407 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5409 * config/mips/mips.c (mips_reorg): Likewise.
5411 2009-01-28 Richard Guenther <rguenther@suse.de>
5413 PR tree-optimization/38926
5414 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5415 with the correct value id to a value.
5416 (do_regular_insertion): Use the value number of edoubleprime
5417 for the value number of the expr.
5420 2008-08-21 Richard Guenther <rguenther@suse.de>
5422 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5423 a PHI ask VN if it is already available.
5424 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5425 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5427 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5430 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5431 set to varying whenever max has TREE_OVERFLOW set, similarly
5432 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5434 2009-01-28 Richard Guenther <rguenther@suse.de>
5437 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5438 uninitialized aggregate uses in call arguments.
5440 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5442 PR tree-optimization/38984
5443 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5444 the nothing_id variable if -fno-delete-null-pointer-checks.
5446 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5449 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5450 (set_got_offset_rex64): Ditto.
5452 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5455 * doc/extend.texi: Improve local variable with asm reg.
5457 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5459 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5460 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5461 was not supplied then set warn_packed_bitfield_compat to the
5463 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5466 2009-01-27 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/38503
5469 * cfgexpand.c (expand_gimple_basic_block): Ignore
5470 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5471 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5472 variables that cannot have TBAA applied.
5473 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5476 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5479 * calls.c (initialize_argument_information): Do not wrap complex
5480 arguments in SAVE_EXPR.
5482 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5484 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5485 (INSTALL_LIBGCC): Revert typo commit.
5487 2009-01-26 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/38745
5490 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5491 from special handling.
5493 2009-01-26 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/38745
5496 * tree-ssa.c (execute_update_addresses_taken): Do not include
5497 variables that cannot possibly be a register in not_reg_needs.
5498 Do not clear TREE_ADDRESSABLE on vars that may not become
5500 * tree-ssa.c (update_alias_info_1): Include those in the set
5501 of addressable vars.
5503 2009-01-26 Richard Guenther <rguenther@suse.de>
5506 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5507 * tree-ssa-dse.c: Include langhooks.h
5508 (execute_simple_dse): Remove stores with zero size.
5510 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5513 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5516 2009-01-24 Julian Brown <julian@codesourcery.com>
5518 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5519 config/arm/linux-atomic.c.
5520 * config/arm/linux-atomic.c: New.
5522 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5524 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5525 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5526 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5528 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5531 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5534 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5536 PR tree-optimization/38953
5537 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5538 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5539 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5540 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5543 2009-01-24 Paul Brook <paul@codesourcery.com>
5545 * config/arm/neon.md (neon_type): Move to arm.md.
5546 (neon_mov<VSTRUCT>): Add neon_type attribute.
5547 * config/arm/arm.md (neon_type): Move to here.
5548 (conds): Add "unconditioal" and use as default for NEON insns.
5550 2009-01-24 Ben Elliston <bje@au.ibm.com>
5552 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5553 void *' warning from -Wc++-compat.
5554 * Makefile.in (dominance.o-warn): Remove.
5556 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5558 PR tree-optimization/38932
5559 * fold-const.c (fold_unary_ignore_overflow): New.
5560 * tree.h (fold_unary_ignore_overflow): Declare.
5561 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5562 * tree-ssa-sccvn.c (visit_reference_op_load,
5563 simplify_unary_expression): Likewise.
5565 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5567 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5568 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5569 regardless of their type.
5570 * c-common.c (handle_packed_attribute): Don't ignore packed on
5572 * c.opt (Wpacked-bitfield-compat): New warning option.
5573 * stor-layout.c (place_field): Warn if offset of a field changed.
5574 * doc/extend.texi (packed): Mention the ABI change.
5575 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5576 (Warning Options): Add it to the list.
5578 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5580 * c-opts.c (c_common_post_options): Fix a typo in comments.
5582 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5585 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5586 variables to static.
5587 * doc/invoke.texi (-fmerge-all-constants): Update description.
5589 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5592 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5593 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5595 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5597 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5599 (LOCAL_ALIGNMENT): Similarly.
5601 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5602 Joseph Myers <joseph@codesourcery.com>
5604 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5605 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5606 * config/arm/arm-tune.md: Regenerate.
5607 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5610 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5612 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5613 version number to five.
5615 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5618 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5619 * c-common.c (set_underlying_type): Likewise.
5620 (is_typedef_decl ): Likewise
5622 (set_underlying_type): Likewise.
5623 (is_typedef_type): Likewise.
5625 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5628 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5631 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5634 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5635 (LIBGCC_SPEC): Don't define.
5636 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5638 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5640 PR rtl-optimization/38879
5641 * alias.c (base_alias_check): Unaligned access via AND address can
5642 alias all surrounding object types except those with sizes equal
5643 or wider than the size of unaligned access.
5645 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5648 * c-decl.c (clone_underlying_type): Move this ...
5649 * c-common.c (set_underlying_type): ... here.
5650 Also, make sure the function properly sets TYPE_STUB_DECL() on
5651 the newly created typedef variant type.
5652 (is_typedef_decl ): New entry point.
5653 * tree.h: Added a new member member_types_needing_access_check to
5654 struct tree_decl_non_common.
5655 (set_underlying_type): New entry point.
5656 (is_typedef_type): Likewise.
5658 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5660 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5661 Check whether two instructions have memory references that
5662 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5663 are helper functions for traversing.
5664 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5665 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5666 not to draw dependency edge for instructions with non-conflicting
5669 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5672 * longlong.h: Update copyright years. Use soft-fp license notice.
5673 Sync __clz_tab declaration with glibc.
5675 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5678 * doc/extend.texi (syscall_linkage): New.
5679 (version_id): Modify.
5681 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5682 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/38747
5685 PR tree-optimization/38748
5686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5687 conversion if the base address is an indirect reference and the
5688 aliasing sets could cause issues.
5690 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5692 * common.opt (fgraphite, fgraphite-identity): Add comment for
5693 explaining why these options are not documented.
5695 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5697 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5698 gimple_call_lhs is NULL.
5700 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
5703 * emit-rtl.c (adjust_address_1): Make sure memref is never
5706 2009-01-20 Ben Elliston <bje@au.ibm.com>
5708 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5709 const qualifier from arg parameter. Remove unnecessary cast to char *.
5710 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5711 const qualifier from arg 2.
5713 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5715 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
5717 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
5720 * rtl.h (reinit_regs): New prototype.
5721 * regclass.c: Include ira.h.
5723 * Makefile.in (regclass.o): Add ira.h.
5724 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
5726 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
5729 * c-common.c (handle_aligned_attribute): Use
5730 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
5731 default alignment value.
5733 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
5735 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
5736 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
5738 * doc/extend.texi: Update __attribute__ ((aligned)). Document
5739 __BIGGEST_ALIGNMENT__.
5741 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
5743 2009-01-18 Richard Guenther <rguenther@suse.de>
5745 PR tree-optimization/38819
5746 * tree-flow.h (operation_could_trap_helper_p): Declare.
5747 * tree-eh.c (operation_could_trap_helper_p): Export.
5748 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
5749 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
5750 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
5751 are about to insert a possibly trapping instruction and fail
5754 2009-01-18 Andreas Schwab <schwab@suse.de>
5756 * doc/install.texi (Configuration): Remove obsolete paragraph
5757 about use of --with-gnu-ld with --with-gnu-as.
5759 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
5761 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
5762 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5763 Follow spelling conventions.
5765 2009-01-18 Ben Elliston <bje@au.ibm.com>
5767 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
5768 C++ warning about implicit conversion from void * to struct
5770 (bitmap_obstack_free): Likewise for bitmap_element *.
5771 * Makefile.in (bitmap.o-warn): Remove.
5773 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
5775 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
5777 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
5778 Tobias Grosser <tobi.grosser@amd.com>
5780 * graphite.c (graphite_trans_scop_block): Do not block single
5783 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
5785 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
5786 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
5787 test with assertion.
5789 2009-01-16 Richard Guenther <rguenther@suse.de>
5791 PR tree-optimization/38835
5793 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
5794 and INT + PTR -> (INT)(PTR p+ INT) folding.
5795 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
5797 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
5800 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
5801 the subreg from a lowpart subreg if it is also casting the value.
5803 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5804 Tobias Grosser <tobi.grosser@amd.com>
5806 * graphite.c (compare_prefix_loops): New.
5807 (build_scop_canonical_schedules): Rewritten.
5808 (graphite_transform_loops): Move build_scop_canonical_schedules
5809 after build_scop_iteration_domain.
5811 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5812 Tobias Grosser <tobi.grosser@amd.com>
5814 * graphite.c (add_conditions_to_domain): Add the loops to
5815 the dimension of the iteration domain. Do copy the domain
5816 only when it exists.
5817 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5818 (add_conditions_to_constraints): New.
5819 (can_generate_code_stmt, can_generate_code): Removed.
5820 (gloog): Do not call can_generate_code.
5821 (graphite_transform_loops): Call add_conditions_to_constraints
5822 after building the iteration domain.
5824 2009-01-16 Jakub Jelinek <jakub@redhat.com>
5826 PR tree-optimization/38789
5827 * tree-ssa-threadedge.c
5828 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5829 __builtin_constant_p.
5831 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5833 * dce.c (delete_unmarked_insns): Reversed the order that insns are
5834 examined before deleting them.
5836 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
5838 * function.c (aggregate_value_p): Correctly extract the function
5839 type from CALL_EXPR_FN lookup.
5841 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5843 * config/picochip/picochip.c (picochip_override_options): Revert
5844 CFI asm flag disable commited previously.
5846 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5847 Tobias Grosser <tobi.grosser@amd.com>
5848 Jan Sjodin <jan.sjodin@amd.com>
5850 * graphite.c (scan_tree_for_params): On substractions negate
5851 all the coefficients of the term.
5852 (clast_to_gcc_expression_red): New. Handle reduction expressions
5853 of more than two operands.
5854 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5855 (get_vdef_before_scop): Handle also the case of default definitions.
5857 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5859 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
5860 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
5861 Also use them when walking CALL_INSN_FUNCTION_USAGE.
5863 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
5864 Joey Ye <joey.ye@intel.com>
5867 * cfgexpand.c (expand_stack_alignment): Don't update stack
5868 boundary nor check incoming stack boundary here.
5869 (gimple_expand_cfg): Update stack boundary and check incoming
5870 stack boundary here.
5872 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5874 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
5876 2009-01-14 Jakub Jelinek <jakub@redhat.com>
5878 PR rtl-optimization/38245
5879 * calls.c (expand_call): Add stack arguments to
5880 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5881 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
5882 in regs and partially in memory or BLKmode arguments.
5883 (emit_library_call_value_1): Add stack arguments to
5884 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5885 ACCUMULATE_OUTGOING_ARGS).
5886 * dce.c: Include tm_p.h.
5887 (find_call_stack_args): New function.
5888 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
5890 (mark_insn): Call find_call_stack_args for CALL_Ps.
5891 (prescan_insns_for_dce): Walk insns backwards in bb rather than
5892 forwards. Allocate and free arg_stores bitmap if needed, pass it
5893 down to deletable_insn_p, don't mark stores set in arg_stores
5894 bitmap, clear the bitmap at the beginning of each bb.
5895 * Makefile.in (dce.o): Depend on $(TM_P_H).
5897 2009-01-14 Michael Meissner <gnu@the-meissners.org>
5900 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
5901 to make sure the insn is a conditional test (bug 22599). Reformat a
5904 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5907 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5908 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5909 (gloog): Do not call cleanup_tree_cfg.
5910 (graphite_transform_loops): Call cleanup_tree_cfg after all
5911 scops have been code generated.
5913 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
5914 * doc/gty.texi (Invoking the garbage collector): Added new node
5915 and section documenting ggc_collect.
5917 2009-01-14 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/38826
5921 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
5922 initialization notes only if we actually emitted a warning.
5923 (intra_create_variable_infos): Add constraints for a result decl
5924 that is passed by hidden reference.
5925 (build_pred_graph): Mark all related variables non-direct on
5928 2009-01-14 Nick Clifton <nickc@redhat.com>
5930 * ira-conflicts.c: Include addresses.h for the definition of
5932 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
5933 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
5935 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
5938 * Makefile.in (ira-lives.o): Add except.h.
5940 * ira-lives.c: Include except.h.
5941 (process_bb_node_lives): Process can_throw_internal.
5943 2009-01-13 Jakub Jelinek <jakub@redhat.com>
5945 PR rtl-optimization/38774
5946 * combine.c (simplify_set): When undoing cc_use change, don't do
5947 PUT_CODE on the newly created comparison, but instead put back the
5950 2009-01-13 Joseph Myers <joseph@codesourcery.com>
5952 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
5953 values. Remove duplicate arm8 entry.
5955 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5957 PR tree-optimization/38786
5958 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5959 the SSA_NAME case of expand_scalar_variables_expr.
5960 Set the type of an expression to the type of its assign statement.
5961 (expand_scalar_variables_expr): Also gather the scalar computation
5962 used to index the memory access. Do not pass loop_p.
5963 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5964 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5965 the gimple_stmt_iterator where it inserts new code.
5967 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5968 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5970 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5972 * graphite.h (debug_value): Removed.
5973 * graphite.c (debug_value): Removed.
5975 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5977 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
5978 ldrd/strd with two 32-bit instructions.
5980 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5982 * config/arm/arm.c (struct processors): Pass for speed down into
5983 cost helper functions.
5984 (const_ok_for_op): Handle COMPARE and inequality nodes.
5985 (arm_rtx_costs_1): Rewrite.
5986 (arm_size_rtx_costs): Update prototype.
5987 (arm_rtx_costs): Pass speed down to helper functions.
5988 (arm_slowmul_rtx_costs): Rework cost calculations.
5989 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
5990 (arm_9e_rtx_costs): Likewise.
5992 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
5994 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
5995 relocations of local symbols wider than UNITS_PER_WORD are not valid.
5996 (alpha_legitimize_address): Do not split local symbols wider than
5997 UNITS_PER_WORD into HIGH/LO_SUM parts.
5999 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6002 * gcc.c (process_command): Replace call to execvp with calls
6003 to pex_one and exit.
6005 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6008 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6009 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6010 variant for devices with 3-byte PC.
6011 (__tablejump_elpm__): New.
6013 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6016 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6017 offsetof member-designator, handle it as `[0].'.
6019 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6021 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6022 function when not using named sections on targets with named sections
6023 if branch distance is less than 262132.
6025 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6027 * combine.c (combine_instructions): Recompute
6028 optimize_this_for_speed_p for each BB in the main combine loop.
6030 2009-01-12 Tomas Bily <tbily@suse.cz>
6033 * tree-loop-distribution.c (prop_phis): New function.
6034 (generate_builtin): Call prop_phis.
6035 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6037 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6039 PR tree-optimization/38807
6040 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6041 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6043 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6045 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6046 subreg of op0 to the original op0.
6048 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6050 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6052 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6055 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6056 starting with digits.
6058 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6061 * config/arm/arm.c (arm_is_long_call_p): Don't call
6062 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6064 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6066 * regrename.c (regrename_optimize): Fix dumping.
6067 (find_oldest_value_reg): Preserve REG_POINTER.
6068 (copy_hardreg_forward_1): Likewise.
6070 2009-01-09 Diego Novillo <dnovillo@google.com>
6072 * gimple.h (struct gimple_statement_base) <uid>: Document
6073 the restrictions on its use.
6075 (gimple_set_uid): Tidy.
6077 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6079 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6080 zero guard even if align_bytes != 0 and count is smaller than
6083 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6085 PR rtl-optimization/38495
6086 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6087 (add_range_and_copies_from_move_list): Print all added ranges.
6088 Add ranges to memory optimized destination.
6090 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6094 * config/i386/i386.c (override_options): Reject
6095 -mstringop-strategy=rep_8byte with -m32.
6096 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6097 to 1. Do count comparison against epilogue_size_needed at compile
6098 time even when count_exp was constant forced into register. For
6099 size_needed don't jump to epilogue, instead just avoid aligning
6100 and invoke the body algorithm. If need_zero_guard, add zero guard
6101 even if count is non-zero, but smaller than size_needed + number of
6102 bytes that could be stored for alignment.
6103 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6104 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6105 but smaller than size_needed + number of bytes that could be stored
6106 for alignment. Compare size_needed with epilogue_size_needed instead
6107 of desired_align - align, don't adjust size_needed, pass
6108 epilogue_size_needed to the epilogue expanders.
6111 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6113 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6115 * pa.c (last_address): Change to unsigned.
6116 (update_total_code_bytes): Change argument to unsigned. Don't
6117 check if insn addresses are set.
6118 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6119 addresses are not set.
6120 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6122 2009-01-09 Nick Clifton <nickc@redhat.com>
6124 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6125 DECL_DECLARED_INLINE_P.
6127 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6130 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6131 GET_MODE (op0) in operand_subword_force calls.
6134 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6135 fold_convert arg0 operands to TREE_TYPE (op0) first.
6137 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6139 * params.def (ira-max-conflict-table-size): Decrease default value
6142 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6144 PR tree-optimization/37031
6145 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6147 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6148 allocate it using gc instead of heap, use VEC_quick_push instead of
6150 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6151 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6152 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6153 allocated vector from heap allocated.
6154 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6155 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6156 vector only after perfect_loop_nest_depth call.
6158 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6159 Jan Sjodin <jan.sjodin@amd.com>
6161 PR tree-optimization/38559
6162 * graphite.c (debug_value, copy_constraint,
6163 swap_constraint_variables, scale_constraint_variable, ): New.
6164 (get_lower_bound, get_upper_bound): Removed.
6165 (graphite_trans_bb_strip_mine): Clean up this code that works
6166 only for constant number of iterations. Fully copy upper and
6167 lower bound constraints, not only the constant part of them.
6168 * graphite.h (debug_value): Declared.
6170 2009-01-08 Ira Rosen <irar@il.ibm.com>
6172 PR tree-optimization/37194
6173 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6174 Don't add the cost of cost model guard in prologue to scalar
6175 outside cost in case of known number of iterations.
6177 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6178 Alan Modra <amodra@bigpond.net.au>
6180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6181 non-word-aligned REG+CONST addressing.
6183 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6186 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6187 free_after_compilation when outputting a thunk.
6188 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6189 Do not call free_after_compilation here.
6191 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6193 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6194 (ix86_valid_target_attribute_inner_p): Ditto.
6196 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6198 PR tree-optimization/38492
6199 PR tree-optimization/38498
6200 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6201 * tree-chrec.h (scev_is_linear_expression): Declared.
6202 * graphite.c (graphite_cannot_represent_loop_niter): New.
6203 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6204 (graphite_loop_normal_form): Use gcc_assert.
6205 (scan_tree_for_params): Use CASE_CONVERT.
6206 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6207 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6208 Use gcc_assert. Discard scops that contain unhandled cases.
6209 (build_scop_conditions): Return a boolean status for unhandled cases.
6210 (strip_mine_profitable_p): Print the loop number, not its depth.
6211 (is_interchange_valid): Pass the depth of the loop nest, don't
6212 recompute it wrongly.
6213 (graphite_trans_bb_block): Same.
6214 (graphite_trans_bb_block): Print tentative of loop blocking.
6215 (graphite_trans_scop_block): Do not print that the loop has been
6217 (graphite_transform_loops): Do not handle scops that contain condition
6220 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6222 AVX Programming Reference (December, 2008)
6223 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6224 (_mm256_stream_pd): Likewise.
6225 (_mm256_stream_ps): Likewise.
6227 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6228 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6229 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6230 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6231 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6232 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6233 (ix86_expand_special_args_builtin): Likewise.
6235 * config/i386/sse.md (AVXMODEDI): New.
6236 (avx_movnt<mode>): Likewise.
6237 (avx_movnt<mode>): Likewise.
6238 (<sse>_movnt<mode>): Remove AVX support.
6239 (sse2_movntv2di): Likewise.
6241 2009-01-07 Richard Guenther <rguenther@suse.de>
6244 * fold-const.c (extract_muldiv): Remove obsolete comment.
6245 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6246 to PLUS_EXPR canonicalization for the canonicalization.
6248 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6250 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6251 hosted cross-compilers generating less efficient code.
6253 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6255 * function.h (rtl_data): Add a dbr_scheduled_p field.
6256 * reorg.c (dbr_schedule): Set it.
6257 (gate_handle_delay_slots): Check it.
6258 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6259 (mips_reorg): Check flag_delayed_branch instead of
6260 mips_base_delayed_branch.
6261 (mips_override_options): Don't set mips_base_delayed_branch
6262 or flag_delayed_branch.
6264 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6266 PR rtl-optimization/38426.
6267 * ira.c (ira): Set current_function_is_leaf earlier.
6269 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6271 PR rtl-optimization/38722
6272 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6273 too early, only set a flag and modify after last possible
6276 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6279 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6280 * real.c (decimal_single_format): Correct values of emin and emax.
6281 (decimal_double_format): Ditto.
6282 (decimal_quad_format): Ditto.
6283 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6284 computation of DECnn_MIN and DECnn_MAX for corrected values of
6285 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6286 __DECnn_MIN__, and adjust its computation for the corrected value
6289 2009-01-06 Jan Hubicka <jh@suse.cz>
6292 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6294 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6296 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6297 Add Robert Clark to the list of testers.
6299 2009-01-06 Jan Hubicka <jh@suse.cz>
6300 Kai Tietz <kai.tietz@onevision.com>
6302 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6303 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6305 2009-01-06 Jan Hubicka <jh@suse.cz>
6306 Kai Tietz <kai.tietz@onevision.com>
6308 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6310 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6311 (ix86_nsaved_regs): Count only general purpose regs.
6312 (ix86_nsaved_sseregs): New.
6313 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6314 to 16 for w64; compute padding and size of sse reg save area.
6315 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6316 general purpose regs.
6317 (ix86_emit_save_sse_regs_using_mov): New.
6318 (ix86_expand_prologue): Save SSE regs if needed.
6319 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6320 (ix86_emit_restore_sse_regs_using_mov): New.
6321 (ix86_expand_epilogue): Save SSE regs if needed.
6323 2009-01-06 Jan Hubicka <jh@suse.cz>
6324 Kai Tietz <kai.tietz@onevision.com>
6326 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6327 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6328 functions when accumulate outgoing args is off.
6330 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6333 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6334 before using pseudos_have_intersected_live_ranges_p.
6336 * ira-int.h (ira_assert): Always define.
6338 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6340 AVX Programming Reference (December, 2008)
6341 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6342 (_mm256_permute2_pd): Likewise.
6343 (_mm_permute2_ps): Likewise.
6344 (_mm256_permute2_ps): Likewise.
6345 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6346 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6348 * config/i386/i386.c (ix86_builtins): Remove
6349 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6350 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6351 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6352 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6353 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6354 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6355 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6356 __builtin_ia32_vpermil2ps256.
6357 (ix86_init_mmx_sse_builtins): Updated.
6358 (ix86_expand_args_builtin): Likewise.
6360 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6362 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6363 long absolute calls when generating PA 2.0 code.
6365 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6367 PR rtl-optimization/38583
6368 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6370 * params.def (ira-max-conflict-table-size): New.
6372 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6374 * ira.h (ira_conflicts_p): New external definition.
6376 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6377 table. Report this. Return result of building.
6378 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6379 building conflict table.
6381 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6382 (ira_color): Use ira_conflicts_p.
6384 * global.c: Include ira.h.
6385 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6388 * Makefile.in (global.o): Add ira.h.
6390 * ira-build.c (mark_all_loops_for_removal,
6391 propagate_some_info_from_allocno): New.
6392 (remove_unnecessary_allocnos): Call
6393 propagate_some_info_from_allocno.
6394 (remove_low_level_allocnos): New.
6395 (remove_unnecessary_regions): Add parameter. Call
6396 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6397 parameter to remove_unnecessary_regions.
6398 (ira_build): Remove all regions but root if the conflict table was
6399 not built. Update conflict hard regs for allocnos crossing calls.
6401 * ira.c (ira_conflicts_p): New global.
6402 (ira): Define and use ira_conflicts_p.
6404 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6405 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6406 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6408 2009-01-06 Ben Elliston <bje@au.ibm.com>
6410 * gengtype-lex.l (YY_NO_INPUT): Define.
6412 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6415 * c-common.c (handle_vector_size_attribute): Also reject
6418 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6420 PR tree-optimization/38492
6421 * graphite.c (rename_map_elt, debug_rename_elt,
6422 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6423 rename_map_elt_info, eq_rename_map_elts,
6424 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6425 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6426 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6427 (sese_build_livein_liveouts): New.
6428 (new_sese, free_sese): New.
6429 (new_scop): Call new_sese.
6430 (free_scop): Call free_sese.
6431 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6432 (register_old_new_names): Renamed register_old_and_new_names.
6433 (register_scop_liveout_renames, add_loop_exit_phis,
6434 insert_loop_close_phis, struct igp,
6435 default_liveout_before_guard, add_guard_exit_phis,
6436 insert_guard_phis, copy_renames): New.
6437 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6438 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6439 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6440 (scop_adjust_phis_for_liveouts): New.
6441 (gloog): Call scop_adjust_phis_for_liveouts.
6443 * graphite.h (struct sese): Documented. Added fields liveout,
6445 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6446 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6447 (struct scop): Added field liveout_renames.
6448 (SCOP_LIVEOUT_RENAMES): New.
6450 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6452 PR tree-optimization/38510
6453 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6454 (translate_clast): Call recompute_all_dominators before
6456 (gloog): Call recompute_all_dominators before graphite_verify.
6458 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6459 Jan Sjodin <jan.sjodin@amd.com>
6461 PR tree-optimization/38500
6462 * graphite.c (create_sese_edges): Call fix_loop_structure after
6465 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6467 * config.gcc: Add m32r*-*-rtems*.
6468 * config/m32r/rtems.h: New file.
6470 2009-01-05 Ben Elliston <bje@au.ibm.com>
6472 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6473 (.po.pox): Likewise.
6474 (po/gcc.pot): Likewise.
6476 2009-01-04 David S. Miller <davem@davemloft.net>
6478 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6479 (STARTING_FRAME_OFFSET): Always set to zero.
6481 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6483 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6484 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6485 fixed-point types, and vectors of the same.
6487 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6489 * config/mips/sync.md (*mb_barrier): Rename to...
6490 (*memory_barrier): ...this.
6492 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6494 * doc/extend.texi (Function Attributes): Move @cindex after @item
6495 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6496 and put in alphabetical order. Fix 'target' name and put in order.
6497 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6500 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6502 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6503 (memory_barrier): Expand as unspec instead of unspec_volatile.
6504 Remove mem:BLK from insn operands. Use Pmode scratch register.
6505 (*memory_barrier): Define as unspec instead of unspec_volatile.
6506 Use (match_dup 0) as input operand.
6508 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6509 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6510 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6511 scratch register. Remove operand 1.
6512 (*stbar): Define as unspec instead of unspec_volatile.
6513 Use (match_dup 0) as input operand, remove (const_int 8).
6514 (*membar): Define as unspec instead of unspec_volatile.
6515 Use (match_dup 0) as input operand, remove input operand 2.
6517 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6518 (memory_barrier): Expand as unspec instead of unspec_volatile.
6519 Remove mem:BLK from insn operands. Use Pmode scratch register.
6520 (*memory_barrier): Define as unspec instead of unspec_volatile.
6521 Use (match_dup 0) as input operand.
6523 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6524 Remove mem:BLK from insn operands. Use Pmode scratch register.
6525 Set volatile flag on operand 0.
6526 (*memory_barrier): New insn pattern.
6528 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6530 (*memory_barrier): Use (match_dup 0) as input operand.
6532 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6533 Remove mem:BLK from insn operands. Use Pmode scratch register.
6534 Set volatile flag on operand 0.
6535 (*mb_internal): New insn pattern.
6537 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6539 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6542 * function.c (struct temp_slot): Move to the section of the file
6543 that deals with temp slots. Remove field 'address'.
6544 (temp_slot_address_table): New hash table of address -> temp slot.
6545 (struct temp_slot_address_entry): New struct, items for the table.
6546 (temp_slot_address_compute_hash, temp_slot_address_hash,
6547 temp_slot_address_eq, insert_temp_slot_address): Support functions
6549 (find_temp_slot_from_address): Rewrite to use the new hash table.
6550 (remove_unused_temp_slot_addresses): Remove addresses of temp
6551 slots that have been made available.
6552 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6553 worker function for remove_unused_temp_slot_addresses.
6554 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6555 Add the temp slot address to the address -> temp slot map.
6556 (update_temp_slot_address): Update via insert_temp_slot_address.
6557 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6558 (pop_temp_slots): Likewise.
6559 (init_temp_slots): Allocate the address -> temp slot map, or empty
6560 the map if it is already allocated.
6561 (prepare_function_start): Initialize temp slot processing.
6563 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6566 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6567 Calculate the size of all stack vars assuming no packing of stack
6568 vars will happen, replacing a quadratic algorithm with a linear one.
6570 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6573 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6576 2009-01-03 Diego Novillo <dnovillo@google.com>
6578 * doc/contrib.texi: Update contributions.
6580 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6583 * builtins.c (fold_builtin_memory_op): Give up if either operand
6584 is volatile. Set srctype or desttype to non-qualified version
6588 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6591 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6593 PR rtl-optimization/35805
6594 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6595 problem if fast dce is able to remove any instructions.
6596 * dce.c (dce_process_block): Fix dump message.
6598 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6601 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6603 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6606 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6607 * tree-pretty-print.c (op_code_prio): New function.
6608 (op_prio): No longer static. Use op_code_prio.
6609 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6610 Use op_prio and op_code_prio to determine if () should be
6611 printed around operand(s) or not.
6613 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6614 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6615 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6616 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6617 pp_character instead of pp_string for single letter printing.
6619 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6621 * doc/extend.texi: Fix '#pragma GCC option' typo.
6623 2009-01-02 Richard Guenther <rguenther@suse.de>
6625 * doc/install.texi (--enable-checking): Mention different
6627 (--enable-stage1-checking): Document.
6629 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6632 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6633 case to be an error.
6635 2009-01-02 Ben Elliston <bje@au.ibm.com>
6637 * config/fp-bit.h (pack_d): Constify argument.
6638 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6639 (isnan): Constify argument.
6643 (_fpadd_parts): Constify return type.
6644 (_fpmul_parts): Likewise.
6645 (_fpdiv_parts): Likewise.
6647 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6650 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6651 warn about overwriting initializer with side-effects or
6652 -Woverride-init if !IMPLICIT.
6653 (output_init_element): Likewise. Pass IMPLICIT down to
6655 (process_init_element): Add IMPLICIT argument. Pass it down
6656 to output_init_element.
6657 (push_init_element, pop_init_level, set_designator): Adjust
6658 process_init_element callers.
6659 (set_nonincremental_init, set_nonincremental_init_from_string):
6660 Adjust add_pending_init callers.
6661 (output_pending_init_elements): Adjust output_init_element callers.
6662 * c-tree.h (process_init_element): Adjust prototype.
6663 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6664 process_init_element callers.