1 2009-04-10 Chao-ying Fu <fu@mips.com>
3 * doc/tm.texi (Instruction Output): Document
4 TARGET_ASM_FINAL_POSTSCAN_INSN.
5 * target.h (final_postscan_insn): New field in asm_out.
6 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
8 * final.c (final_scan_insn): Call
9 targetm.asm_out.final_postscan_insn after outputting
10 an asm macro and a normal instruction.
12 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
16 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22 variables as non-NULL even with -fdelete-null-pointer-checks.
24 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
28 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
31 * config/i386/i386.c (classify_argument): Handle SCmode with
32 (bit_offset % 64) != 0.
34 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
36 * doc/invoke.texi (Optimize Options): Add cross-reference to
37 -Q --help=optimizers examples.
39 2009-04-10 Ben Elliston <bje@au.ibm.com>
42 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
43 regalign for the reg == fpr and TDmode case.
45 2009-04-09 David Ayers <ayers@fsfe.org>
48 * objc/objc-act.c (warn_with_method): Remove helper function.
49 (check_duplicates): Call warning and inform directly.
50 (really_start_method): Likewise.
52 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
54 * expmed.c (expand_divmod): Always use a comparison for a division
55 by a large unsigned integer.
57 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
58 for things others than variables or functions as nonzero.
60 2009-04-09 Nick Clifton <nickc@redhat.com>
62 * unwind-compat.c: Change copyright header to refer to version
63 3 of the GNU General Public License with version 3.1 of the
64 GCC Runtime Library Exception and to point readers at the
65 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
66 * config/alpha/crtfastmath.c: Likewise.
67 * config/alpha/linux-unwind.h: Likewise.
68 * config/alpha/qrnnd.asm: Likewise.
69 * config/alpha/vms-crt0-64.c: Likewise.
70 * config/alpha/vms-crt0.c: Likewise.
71 * config/alpha/vms-dwarf2.asm: Likewise.
72 * config/alpha/vms-dwarf2eh.asm: Likewise.
73 * config/alpha/vms-psxcrt0-64.c: Likewise.
74 * config/alpha/vms-psxcrt0.c: Likewise.
75 * config/alpha/vms_tramp.asm: Likewise.
76 * config/arc/initfini.c: Likewise.
77 * config/arc/lib1funcs.asm: Likewise.
78 * config/arm/bpabi-v6m.S: Likewise.
79 * config/arm/bpabi.S: Likewise.
80 * config/arm/bpabi.c: Likewise.
81 * config/arm/crti.asm: Likewise.
82 * config/arm/crtn.asm: Likewise.
83 * config/arm/ieee754-df.S: Likewise.
84 * config/arm/ieee754-sf.S: Likewise.
85 * config/arm/lib1funcs.asm: Likewise.
86 * config/arm/libunwind.S: Likewise.
87 * config/arm/linux-atomic.c: Likewise.
88 * config/arm/mmintrin.h: Likewise.
89 * config/arm/pr-support.c: Likewise.
90 * config/arm/unaligned-funcs.c: Likewise.
91 * config/arm/unwind-arm.c: Likewise.
92 * config/arm/unwind-arm.h: Likewise.
93 * config/avr/libgcc.S: Likewise.
94 * config/bfin/crti.s: Likewise.
95 * config/bfin/crtlibid.s: Likewise.
96 * config/bfin/crtn.s: Likewise.
97 * config/bfin/lib1funcs.asm: Likewise.
98 * config/bfin/linux-unwind.h: Likewise.
99 * config/cris/arit.c: Likewise.
100 * config/cris/cris_abi_symbol.c: Likewise.
101 * config/darwin-64.c: Likewise.
102 * config/darwin-crt2.c: Likewise.
103 * config/darwin-crt3.c: Likewise.
104 * config/darwin.h: Likewise.
105 * config/dbxelf.h: Likewise.
106 * config/dfp-bit.c: Likewise.
107 * config/dfp-bit.h: Likewise.
108 * config/elfos.h: Likewise.
109 * config/fixed-bit.c: Likewise.
110 * config/fixed-bit.h: Likewise.
111 * config/fp-bit.c: Likewise.
112 * config/fp-bit.h: Likewise.
113 * config/fr30/crti.asm: Likewise.
114 * config/fr30/crtn.asm: Likewise.
115 * config/fr30/lib1funcs.asm: Likewise.
116 * config/freebsd-spec.h: Likewise.
117 * config/frv/cmovd.c: Likewise.
118 * config/frv/cmovh.c: Likewise.
119 * config/frv/cmovw.c: Likewise.
120 * config/frv/frvbegin.c: Likewise.
121 * config/frv/frvend.c: Likewise.
122 * config/frv/lib1funcs.asm: Likewise.
123 * config/glibc-stdint.h: Likewise.
124 * config/h8300/clzhi2.c: Likewise.
125 * config/h8300/crti.asm: Likewise.
126 * config/h8300/crtn.asm: Likewise.
127 * config/h8300/ctzhi2.c: Likewise.
128 * config/h8300/fixunssfsi.c: Likewise.
129 * config/h8300/lib1funcs.asm: Likewise.
130 * config/h8300/parityhi2.c: Likewise.
131 * config/h8300/popcounthi2.c: Likewise.
132 * config/i386/ammintrin.h: Likewise.
133 * config/i386/att.h: Likewise.
134 * config/i386/avxintrin.h: Likewise.
135 * config/i386/biarch64.h: Likewise.
136 * config/i386/bmmintrin.h: Likewise.
137 * config/i386/cpuid.h: Likewise.
138 * config/i386/cross-stdarg.h: Likewise.
139 * config/i386/crtfastmath.c: Likewise.
140 * config/i386/crtprec.c: Likewise.
141 * config/i386/cygming-crtbegin.c: Likewise.
142 * config/i386/cygming-crtend.c: Likewise.
143 * config/i386/cygwin.asm: Likewise.
144 * config/i386/emmintrin.h: Likewise.
145 * config/i386/gmm_malloc.h: Likewise.
146 * config/i386/gthr-win32.c: Likewise.
147 * config/i386/i386.h: Likewise.
148 * config/i386/immintrin.h: Likewise.
149 * config/i386/linux-unwind.h: Likewise.
150 * config/i386/linux64.h: Likewise.
151 * config/i386/mm3dnow.h: Likewise.
152 * config/i386/mmintrin-common.h: Likewise.
153 * config/i386/mmintrin.h: Likewise.
154 * config/i386/nmmintrin.h: Likewise.
155 * config/i386/pmm_malloc.h: Likewise.
156 * config/i386/pmmintrin.h: Likewise.
157 * config/i386/smmintrin.h: Likewise.
158 * config/i386/sol2-c1.asm: Likewise.
159 * config/i386/sol2-ci.asm: Likewise.
160 * config/i386/sol2-cn.asm: Likewise.
161 * config/i386/sol2-gc1.asm: Likewise.
162 * config/i386/tmmintrin.h: Likewise.
163 * config/i386/unix.h: Likewise.
164 * config/i386/w32-unwind.h: Likewise.
165 * config/i386/wmmintrin.h: Likewise.
166 * config/i386/x86-64.h: Likewise.
167 * config/i386/x86intrin.h: Likewise.
168 * config/i386/xmmintrin.h: Likewise.
169 * config/ia64/crtbegin.asm: Likewise.
170 * config/ia64/crtend.asm: Likewise.
171 * config/ia64/crtfastmath.c: Likewise.
172 * config/ia64/crti.asm: Likewise.
173 * config/ia64/crtn.asm: Likewise.
174 * config/ia64/fde-glibc.c: Likewise.
175 * config/ia64/lib1funcs.asm: Likewise.
176 * config/ia64/linux-unwind.h: Likewise.
177 * config/ia64/quadlib.c: Likewise.
178 * config/ia64/unwind-ia64.c: Likewise.
179 * config/linux.h: Likewise.
180 * config/m32c/m32c-lib1.S: Likewise.
181 * config/m32c/m32c-lib2-trapv.c: Likewise.
182 * config/m32c/m32c-lib2.c: Likewise.
183 * config/m32r/initfini.c: Likewise.
184 * config/m68hc11/larith.asm: Likewise.
185 * config/m68hc11/m68hc11-crt0.S: Likewise.
186 * config/m68k/cf.md: Likewise.
187 * config/m68k/crti.s: Likewise.
188 * config/m68k/crtn.s: Likewise.
189 * config/m68k/lb1sf68.asm: Likewise.
190 * config/m68k/linux-unwind.h: Likewise.
191 * config/mcore/crti.asm: Likewise.
192 * config/mcore/crtn.asm: Likewise.
193 * config/mcore/lib1.asm: Likewise.
194 * config/mips/linux-unwind.h: Likewise.
195 * config/mips/loongson.h: Likewise.
196 * config/mips/mips16.S: Likewise.
197 * config/mmix/crti.asm: Likewise.
198 * config/mmix/crtn.asm: Likewise.
199 * config/pa/fptr.c: Likewise.
200 * config/pa/hpux-unwind.h: Likewise.
201 * config/pa/lib2funcs.asm: Likewise.
202 * config/pa/linux-atomic.c: Likewise.
203 * config/pa/linux-unwind.h: Likewise.
204 * config/pa/milli64.S: Likewise.
205 * config/pa/quadlib.c: Likewise.
206 * config/pa/stublib.c: Likewise.
207 * config/picochip/libgccExtras/adddi3.asm: Likewise.
208 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
209 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
210 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
211 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
212 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
213 * config/picochip/libgccExtras/divmod15.asm: Likewise.
214 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
215 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
216 * config/picochip/libgccExtras/longjmp.asm: Likewise.
217 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
218 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
219 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
220 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
221 * config/picochip/libgccExtras/setjmp.asm: Likewise.
222 * config/picochip/libgccExtras/subdi3.asm: Likewise.
223 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
224 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
225 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
226 * config/rs6000/750cl.h: Likewise.
227 * config/rs6000/altivec.h: Likewise.
228 * config/rs6000/biarch64.h: Likewise.
229 * config/rs6000/crtresfpr.asm: Likewise.
230 * config/rs6000/crtresgpr.asm: Likewise.
231 * config/rs6000/crtresxfpr.asm: Likewise.
232 * config/rs6000/crtresxgpr.asm: Likewise.
233 * config/rs6000/crtsavfpr.asm: Likewise.
234 * config/rs6000/crtsavgpr.asm: Likewise.
235 * config/rs6000/darwin-asm.h: Likewise.
236 * config/rs6000/darwin-fallback.c: Likewise.
237 * config/rs6000/darwin-fpsave.asm: Likewise.
238 * config/rs6000/darwin-ldouble.c: Likewise.
239 * config/rs6000/darwin-tramp.asm: Likewise.
240 * config/rs6000/darwin-unwind.h: Likewise.
241 * config/rs6000/darwin-vecsave.asm: Likewise.
242 * config/rs6000/darwin-world.asm: Likewise.
243 * config/rs6000/e500crtres32gpr.asm: Likewise.
244 * config/rs6000/e500crtres64gpr.asm: Likewise.
245 * config/rs6000/e500crtres64gprctr.asm: Likewise.
246 * config/rs6000/e500crtrest32gpr.asm: Likewise.
247 * config/rs6000/e500crtrest64gpr.asm: Likewise.
248 * config/rs6000/e500crtresx32gpr.asm: Likewise.
249 * config/rs6000/e500crtresx64gpr.asm: Likewise.
250 * config/rs6000/e500crtsav32gpr.asm: Likewise.
251 * config/rs6000/e500crtsav64gpr.asm: Likewise.
252 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
253 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
254 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
255 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
256 * config/rs6000/eabi-ci.asm: Likewise.
257 * config/rs6000/eabi-cn.asm: Likewise.
258 * config/rs6000/eabi.asm: Likewise.
259 * config/rs6000/linux-unwind.h: Likewise.
260 * config/rs6000/linux64.h: Likewise.
261 * config/rs6000/paired.h: Likewise.
262 * config/rs6000/paired.md: Likewise.
263 * config/rs6000/ppc64-fp.c: Likewise.
264 * config/rs6000/ppu_intrinsics.h: Likewise.
265 * config/rs6000/rs6000.h: Likewise.
266 * config/rs6000/si2vmx.h: Likewise.
267 * config/rs6000/sol-ci.asm: Likewise.
268 * config/rs6000/sol-cn.asm: Likewise.
269 * config/rs6000/spe.h: Likewise.
270 * config/rs6000/spu2vmx.h: Likewise.
271 * config/rs6000/sysv4.h: Likewise.
272 * config/rs6000/tramp.asm: Likewise.
273 * config/rs6000/vec_types.h: Likewise.
274 * config/s390/linux-unwind.h: Likewise.
275 * config/s390/tpf-unwind.h: Likewise.
276 * config/score/crti.asm: Likewise.
277 * config/score/crtn.asm: Likewise.
278 * config/sh/crt1.asm: Likewise.
279 * config/sh/crti.asm: Likewise.
280 * config/sh/crtn.asm: Likewise.
281 * config/sh/divtab-sh4-300.c: Likewise.
282 * config/sh/divtab-sh4.c: Likewise.
283 * config/sh/divtab.c: Likewise.
284 * config/sh/lib1funcs-4-300.asm: Likewise.
285 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
286 * config/sh/lib1funcs.asm: Likewise.
287 * config/sh/lib1funcs.h: Likewise.
288 * config/sh/linux-atomic.asm: Likewise.
289 * config/sh/linux-unwind.h: Likewise.
290 * config/sh/shmedia.h: Likewise.
291 * config/sh/sshmedia.h: Likewise.
292 * config/sh/ushmedia.h: Likewise.
293 * config/sparc/crtfastmath.c: Likewise.
294 * config/sparc/linux-unwind.h: Likewise.
295 * config/sparc/sol2-c1.asm: Likewise.
296 * config/sparc/sol2-ci.asm: Likewise.
297 * config/sparc/sol2-cn.asm: Likewise.
298 * config/spu/divmodti4.c: Likewise.
299 * config/spu/divv2df3.c: Likewise.
300 * config/spu/float_disf.c: Likewise.
301 * config/spu/float_unsdidf.c: Likewise.
302 * config/spu/float_unsdisf.c: Likewise.
303 * config/spu/float_unssidf.c: Likewise.
304 * config/spu/mfc_multi_tag_release.c: Likewise.
305 * config/spu/mfc_multi_tag_reserve.c: Likewise.
306 * config/spu/mfc_tag_release.c: Likewise.
307 * config/spu/mfc_tag_reserve.c: Likewise.
308 * config/spu/mfc_tag_table.c: Likewise.
309 * config/spu/multi3.c: Likewise.
310 * config/spu/spu_internals.h: Likewise.
311 * config/spu/spu_intrinsics.h: Likewise.
312 * config/spu/spu_mfcio.h: Likewise.
313 * config/spu/vec_types.h: Likewise.
314 * config/spu/vmx2spu.h: Likewise.
315 * config/stormy16/stormy16-lib2.c: Likewise.
316 * config/svr4.h: Likewise.
317 * config/sync.c: Likewise.
318 * config/v850/lib1funcs.asm: Likewise.
319 * config/vxlib-tls.c: Likewise.
320 * config/vxlib.c: Likewise.
321 * config/vxworks-dummy.h: Likewise.
322 * config/xtensa/crti.asm: Likewise.
323 * config/xtensa/crtn.asm: Likewise.
324 * config/xtensa/ieee754-df.S: Likewise.
325 * config/xtensa/ieee754-sf.S: Likewise.
326 * config/xtensa/lib1funcs.asm: Likewise.
327 * config/xtensa/lib2funcs.S: Likewise.
328 * config/xtensa/linux-unwind.h: Likewise.
329 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
330 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
331 * coretypes.h: Likewise.
332 * crtstuff.c: Likewise.
333 * defaults.h: Likewise.
334 * dwarf2.h: Likewise.
335 * emutls.c: Likewise.
336 * gbl-ctors.h: Likewise.
337 * gcov-io.h: Likewise.
338 * ginclude/float.h: Likewise.
339 * ginclude/iso646.h: Likewise.
340 * ginclude/stdarg.h: Likewise.
341 * ginclude/stdbool.h: Likewise.
342 * ginclude/stddef.h: Likewise.
343 * ginclude/stdfix.h: Likewise.
344 * ginclude/stdint-gcc.h: Likewise.
345 * ginclude/tgmath.h: Likewise.
346 * gthr-aix.h: Likewise.
347 * gthr-dce.h: Likewise.
348 * gthr-gnat.c: Likewise.
349 * gthr-gnat.h: Likewise.
350 * gthr-lynx.h: Likewise.
351 * gthr-mipssde.h: Likewise.
352 * gthr-nks.h: Likewise.
353 * gthr-posix.c: Likewise.
354 * gthr-posix.h: Likewise.
355 * gthr-posix95.h: Likewise.
356 * gthr-rtems.h: Likewise.
357 * gthr-single.h: Likewise.
358 * gthr-solaris.h: Likewise.
359 * gthr-tpf.h: Likewise.
360 * gthr-vxworks.h: Likewise.
361 * gthr-win32.h: Likewise.
363 * libgcc2.c: Likewise.
364 * libgcc2.h: Likewise.
365 * libgcov.c: Likewise.
366 * tsystem.h: Likewise.
367 * typeclass.h: Likewise.
368 * unwind-c.c: Likewise.
369 * unwind-compat.h: Likewise.
370 * unwind-dw2-fde-compat.c: Likewise.
371 * unwind-dw2-fde-darwin.c: Likewise.
372 * unwind-dw2-fde-glibc.c: Likewise.
373 * unwind-dw2-fde.c: Likewise.
374 * unwind-dw2-fde.h: Likewise.
375 * unwind-dw2.c: Likewise.
376 * unwind-dw2.h: Likewise.
377 * unwind-generic.h: Likewise.
378 * unwind-pe.h: Likewise.
379 * unwind-sjlj.c: Likewise.
380 * unwind.inc: Likewise.
381 * config/arm/neon-gen.ml: Change generated copyright header to
382 refer to version 3 of the GNU General Public License with
383 version 3.1 of the GCC Runtime Library Exception and to point
384 readers at the COPYING3 and COPYING3.RUNTIME files and the
385 FSF's license web page.
386 * config/arm/arm_neon.h: Regenerate.
388 2009-04-09 Jakub Jelinek <jakub@redhat.com>
390 * config/cris/cris.md: Change copyright header to refer to version
391 3 of the GNU General Public License.
392 * doc/install.texi2html: Change copyright header to refer to version
393 3 of the GNU General Public License and to point readers at the
394 COPYING3 file and the FSF's license web page.
395 * config/vax/linux.h: Likewise.
397 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
399 * config/i386/i386.md (cmpcc): New.
400 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
401 (sync_compare_and_swap_cc*): Delete.
403 * config/s390/s390.c (s390_compare_emitted): Remove.
404 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
405 s390_compare_emitted used to be handled. Assert that modes match.
406 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
407 refer to sync_compare_and_swap_ccsi.
408 * config/s390/s390.h (s390_compare_emitted): Remove.
409 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
410 instead of s390_compare_emitted.
411 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
412 instead of s390_compare_emitted.
413 * config/s390/s390.md (cmpcc): New.
414 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
415 CC_REGNUM, do not pretend it's set.
416 (sync_compare_and_swap_cc*): Delete.
417 * config/s390/predicates.md (cc_reg_operand): New.
419 * expr.c (sync_compare_and_swap_cc): Delete.
420 * optabs.h (sync_compare_and_swap_cc): Delete.
421 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
422 is being used with can_compare_p.
423 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
425 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
426 look for a MODE_CC set instead. Use emit_store_flag.
427 (expand_compare_and_swap_loop): Likewise, with some additional
428 complication to avoid a force_reg when useless. Use
429 emit_cmp_and_jump_insns.
430 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
431 * doc/md.texi (sync_compare_and_swap_cc): Merge with
432 sync_compare_and_swap documentation.
434 2009-04-09 Jan Hubicka <jh@suse.cz>
436 * except.c (find_prev_try): Break out from ....
437 (duplicate_eh_regions): ... here; properly update prev_try pointers
438 when duplication part of tree.
439 (dump_eh_tree): Improve dumping.
440 (verify_eh_region): New.
441 (verify_eh_tree): Use it.
443 2009-04-06 Richard Guenther <rguenther@suse.de>
445 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
446 &ARRAY addresses by adjusting their types and prepending
448 * tree-cfg.c (verify_gimple_assign_single): Verify that
449 addresses are correct.
451 2009-04-09 Richard Guenther <rguenther@suse.de>
453 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
454 indices into an array reference if possible.
455 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
456 Fold POINTER_PLUS_EXPR statements with invariant address.
458 2009-04-09 Alan Modra <amodra@bigpond.net.au>
461 * config.gcc (powerpc64-*-linux*): Always build biarch.
463 2009-04-09 Joseph Myers <joseph@codesourcery.com>
466 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
467 it and pedwarn if this results in an INTEGER_CST.
469 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * doc/install.texi: Update minimum GMP version. Remove obsolete
472 text in MPFR section.
474 2009-04-08 Jakub Jelinek <jakub@redhat.com>
476 * dwarf2out.c (class_scope_p): New static inline.
477 (class_or_namespace_scope_p): Use it.
478 (gen_variable_die): Use DW_TAG_member tag for static data member
479 declarations instead of DW_TAG_variable.
482 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
485 2009-04-08 Richard Guenther <rguenther@suse.de>
487 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
488 valueize random data.
490 2009-04-08 David Edelsohn <edelsohn@gnu.org>
492 * config.gcc (aix tm_file): Add aix-stdint.h.
493 (aix tm clause use_gcc_stdint): Set to wrap.
494 * config/rs6000/aix-stdint.h: New file.
496 2009-04-08 Richard Guenther <rguenther@suse.de>
499 * tree-dfa.c (add_referenced_var): Do not recurse into
501 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
503 (fold_const_aggregate_ref): Likewise.
505 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
507 * recog.c (ordered_comparison_operator): New.
508 * gensupport.c (std_preds): Add it.
509 * doc/md.texi (Machine-Independent Predicates): Document it.
511 2009-04-08 Jan Hubicka <jh@suse.cz>
513 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
514 * function.h (rtl_eh): Remove exception_handler_label_map.
515 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
516 remove_exception_handler_label, for_each_eh_label_1): Remove.
517 (rtl_remove_unreachable_regions): Remove.
518 (convert_from_eh_region_ranges): Do not remove unreachable regions.
519 (find_exception_handler_labels): Don't build the hashtable.
520 (maybe_remove_eh_handler): Remove.
521 (for_each_eh_label): Rewrite to walk the tree.
522 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
523 * except.h (maybe_remove_eh_handler): Remove.
524 * passes.c (init_optimization_passes): Schedule second EH cleanup
526 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
527 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
529 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
531 * genoutput.c (validate_optab_operands): New.
532 (gen_insn, gen_expand): Call it.
534 * genflags.c (gen_insn): Detect misused iterators.
535 (main): Pass line_no to gen_insn, exit with status 1 on error.
537 * genextract.c (line_no): Make global.
538 (VEC_safe_set_locstr): Change assertion to error message.
539 (main): Exit with status 1 on error.
541 2009-04-08 Joseph Myers <joseph@codesourcery.com>
545 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
546 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
547 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
548 * c-convert.c (convert): Do not call fold on results of conversion
549 functions when the result is a C_MAYBE_CONST_EXPR.
550 * c-parser.c (c_parser_postfix_expression): Do not fold condition
551 of __builtin_choose_expr.
552 * c-typeck.c (remove_c_maybe_const_expr): New.
553 (build_unary_op, build_conditional_expr, build_compound_expr,
554 build_binary_op, c_objc_common_truthvalue_conversion): Call
555 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
558 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
560 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
561 CODE to produce a new one. Add a prototype to use fold_convert_const
563 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
566 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
567 mix declarations and code.
569 2009-04-08 Ben Elliston <bje@au.ibm.com>
571 * gcc.c: Replace `CC' with `GCC' throughout.
573 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
575 * doc/invoke.texi: Document Atom support.
577 2009-04-07 Jason Merrill <jason@redhat.com>
580 * c-common.h, c-common.c: Add flag_pretty_templates.
581 * c-opts.c (c_common_handle_option): Set it.
582 * c.opt: Add -fno-pretty-templates.
583 * doc/invoke.texi (C++ Dialect Options): Likewise.
585 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
587 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
588 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
589 (ia64_expand_builtin): Likewise.
591 2009-04-07 Martin Jambor <mjambor@suse.cz>
593 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
594 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
595 ADDR_EXPRS are include too.
597 2009-04-07 Richard Guenther <rguenther@suse.de>
599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
600 decls are only used if passes as parameters or if they are
601 local statics and the call is not to a builtin.
602 (call_may_clobber_ref_p_1): Likewise.
604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
606 * expr.c (do_store_flag): Remove last argument. Simplify code
607 to avoid duplication of tests already done by can_compare_p.
608 (expand_expr_real_1): Adjust caller.
610 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
612 * optabs.c (can_compare_p): Test the predicate of a
613 cbranch and cstore pattern.
615 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
617 * expr.c (convert_move): Use emit_store_flag instead of
620 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
622 * config/i386/i386.c (ix86_compare_emitted): Remove.
623 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
624 ix86_compare_op0 like ix86_compare_emitted used to be handled.
625 * config/i386/i386.h (ix86_compare_emitted): Remove.
626 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
627 instead of ix86_compare_emitted.
628 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
630 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
632 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
633 Add t-sysroot-suffix to tmake_file.
634 * config/print-sysroot-suffix.sh: New file.
635 * config/t-sysroot-suffix: New file.
637 2009-04-07 Ben Elliston <bje@au.ibm.com>
639 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
640 as the latter produces a warning when the target does not support
643 2009-04-07 Ben Elliston <bje@au.ibm.com>
645 * dfp.c: Replace type punning assignments with memcpy throughout.
646 * Makefile.in (dfp.o-warn): Remove.
648 2009-04-07 Alan Modra <amodra@bigpond.net.au>
651 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
652 Include soft-fp/t-softfp after rs6000/t-linux64.
654 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
656 * stor-layout.c (set_sizetype): Use the full precision of their
657 machine mode for bitsize types.
659 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
661 * config/i386/i386.md: Revert 2 accidental checkins.
663 2009-04-06 Joey Ye <joey.ye@intel.com>
664 Xuepeng Guo <xuepeng.guo@intel.com>
665 H.J. Lu <hongjiu.lu@intel.com>
667 Atom pipeline model, tuning and insn selection.
668 * config.gcc (atom): Add atom config options and target.
670 * config/i386/atom.md: New.
672 * config/i386/i386.c (atom_cost): New cost.
673 (m_ATOM): New macro flag.
674 (initial_ix86_tune_features): Set m_ATOM.
675 (x86_accumulate_outgoing_args): Likewise.
676 (x86_arch_always_fancy_math_387): Likewise.
677 (processor_target): Add Atom cost.
678 (cpu_names): Add Atom cpu name.
679 (override_options): Set Atom ISA.
680 (ix86_issue_rate): New case PROCESSOR_ATOM.
681 (ix86_adjust_cost): Likewise.
683 * config/i386/i386.h (TARGET_ATOM): New target macro.
684 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
685 (TARGET_OPT_AGU): New target option.
686 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
687 (processor_type): Add PROCESSOR_ATOM.
689 * config/i386/i386.md (cpu): Add new value "atom".
690 (use_carry, movu): New attr.
691 (atom.md): Include atom.md.
692 (adddi3_carry_rex64): Set attr "use_carry".
693 (addqi3_carry): Likewise.
694 (addhi3_carry): Likewise.
695 (addsi3_carry): Likewise.
696 (*addsi3_carry_zext): Likewise.
697 (subdi3_carry_rex64): Likewise.
698 (subqi3_carry): Likewise.
699 (subhi3_carry): Likewise.
700 (subsi3_carry): Likewise.
701 (x86_movdicc_0_m1_rex64): Likewise.
702 (*x86_movdicc_0_m1_se): Likewise.
703 (x86_movsicc_0_m1): Likewise.
704 (*x86_movsicc_0_m1_se): Likewise.
705 (*adddi_1_rex64): Emit add insn as much as possible.
706 (*addsi_1): Likewise.
707 (return_internal): Set atom_unit.
708 (return_internal_long): Likewise.
709 (return_pop_internal): Likewise.
710 (*rcpsf2_sse): Set atom_sse_attr attr.
711 (*qrt<mode>2_sse): Likewise.
712 (*prefetch_sse): Likewise.
714 * config/i386/i386-c.c (ix86_target_macros_internal): New case
716 (ix86_target_macros_internal): Likewise.
718 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
719 (*prefetch_sse_rex): Likewise.
720 (sse_rcpv4sf2): Likewise.
721 (sse_vmrcpv4sf2): Likewise.
722 (sse_sqrtv4sf2): Likewise.
723 (<sse>_vmsqrt<mode>2): Likewise.
724 (sse_ldmxcsr): Likewise.
725 (sse_stmxcsr): Likewise.
726 (*sse_sfence): Likewise.
727 (sse2_clflush): Likewise.
728 (*sse2_mfence): Likewise.
729 (*sse2_lfence): Likewise.
730 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
731 (<sse>_movup<ssemodesuffixf2c>): Likewise.
732 (avx_movdqu<avxmodesuffix>): Likewise.
733 (avx_lddqu<avxmodesuffix>): Likewise.
734 (sse2_movntv2di): Change attr "type" to "ssemov".
735 (sse2_movntsi): Likewise.
736 (rsqrtv8sf2): Change attr "type" to "sseadd".
737 (sse3_addsubv2df3): Set attr "atom_unit".
738 (sse3_h<plusminus_insn>v4sf3): Likewise.
739 (*sse2_pmaddwd): Likewise.
740 (*vec_extractv2di_1_rex64): Likewise.
741 (*vec_extractv2di_1_avx): Likewise.
742 (sse2_psadbw): Likewise.
743 (ssse3_phaddwv8hi3): Likewise.
744 (ssse3_phaddwv4hi3): Likewise.
745 (ssse3_phadddv4si3): Likewise.
746 (ssse3_phadddv2si3): Likewise.
747 (ssse3_phaddswv8hi3): Likewise.
748 (ssse3_phaddswv4hi3): Likewise.
749 (ssse3_phsubwv8hi3): Likewise.
750 (ssse3_phsubwv4hi3): Likewise.
751 (ssse3_phsubdv4si3): Likewise.
752 (ssse3_phsubdv2si3): Likewise.
753 (ssse3_phsubswv8hi3): Likewise.
754 (ssse3_phsubswv4hi3): Likewise.
755 (ssse3_pmaddubsw128): Likewise.
756 (sse3_pmaddubsw: Likewise.
757 (ssse3_palignrti): Likewise.
758 (ssse3_palignrdi): Likewise.
760 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
762 * doc/install.texi (Specific): Fix two cross-references to MinGW.
764 2009-04-06 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/28868
767 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
768 of which PHI results we inserted.
769 (insert_into_preds_of_block): Record inserted PHIs.
770 (eliminate): Eliminate redundant PHI nodes.
771 (init_pre): Init inserted_phi_names.
773 2009-04-06 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/39643
776 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
777 IMAGPART_EXPRs of complex constants.
778 (execute_fold_all_builtins): If we folded a call queue
779 TODO_update_address_taken.
781 2009-04-06 Jan Hubicka <jh@suse.cz>
784 * except.c (remove_unreachable_regions): Propagate may_contain_throw
787 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
789 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
791 (ic_invalidate_array): Likewise.
793 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
795 * calls.c (emit_library_call_value_1): Fix a problem with parameter
796 alignment for library calls.
798 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
800 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
801 (mingw32 tm clause use_gcc_stdint): Set to wrap.
802 * config/i386/mingw-stdint.h: New file.
804 2009-04-05 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/39648
807 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
808 our &A vs. &A[0] IL deficiencies.
810 2009-04-04 Jan Hubicka <jh@suse.cz>
812 * except.c (sjlj_find_directly_reachable_regions): Be ready for
813 removed toplevel regions.
814 (sjlj_mark_call_sites): Likewise.
816 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
818 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
819 (cygwin tm clause use_gcc_stdint): Set to wrap.
820 * config/i386/cygwin-stdint.h: New file.
822 2009-04-04 Richard Guenther <rguenther@suse.de>
824 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
825 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
826 single-argument PHIs if we are in loop-closed SSA form.
827 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
828 for the pre-condition.
829 (slpeel_tree_peel_loop_to_edge): Likewise.
830 (vect_build_loop_niters): Take an optional sequence to append stmts.
831 (vect_generate_tmps_on_preheader): Likewise.
832 (vect_do_peeling_for_loop_bound): Take extra guards for the
834 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
835 the cost model check.
836 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
837 guards if we are going to peel. Do not apply versioning in that case.
838 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
839 (vect_do_peeling_for_loop_bound): Likewise.
840 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
841 loop bound only record extra pre-conditions, do not apply loop
844 2009-04-04 Richard Guenther <rguenther@suse.de>
846 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
849 2009-04-04 Jan Hubicka <jh@suse.cz>
851 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
852 last_basic_block for size of bb->index indexed array.
853 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
854 compute_out, link_btr_uses, build_btr_def_use_webs,
855 build_btr_def_use_webs, migrate_btr_defs): Likewise.
857 2009-04-04 Jan Hubicka <jh@suse.cz>
859 * except.c (remove_eh_handler_and_replace): Break out from ...
860 (remove_eh_handler): ... here.
861 (bring_to_root): New function.
862 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
863 handled ones, bring others to root of tree.
865 2009-04-04 Jan Hubicka <jh@suse.cz>
867 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
868 (all_phis_safe_to_merge): New function.
869 (update_info): New structure.
870 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
871 (cleanup_empty_eh): Update SSA if possible.
873 2009-04-04 Richard Guenther <rguenther@suse.de>
875 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
876 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
877 (append_vuse): Likewise.
879 2009-04-04 Jakub Jelinek <jakub@redhat.com>
881 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
882 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
883 instead of REG_UNSAVED for DW_CFA_undefined.
884 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
885 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
888 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
891 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
892 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
893 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
895 2009-04-04 Richard Guenther <rguenther@suse.de>
897 PR tree-optimization/8781
898 PR tree-optimization/37892
899 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
900 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
901 (valueize_refs): Call it for *& valueizations.
902 (shared_reference_ops_from_ref): Rename to ...
903 (valueize_shared_reference_ops_from_ref): ... this and valueize.
904 (shared_reference_ops_from_call): Rename to ...
905 (valueize_shared_reference_ops_from_call): ... this and valueize.
906 (vn_reference_lookup): Update.
907 (visit_reference_op_call): Likewise.
908 * tree-ssa-pre.c (phi_translate_1): Fold *&.
909 (eliminate): Value-replace the call address in call statements.
911 2009-04-04 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/39636
914 * tree-ssa-forwprop.c
915 (forward_propagate_addr_into_variable_array_index): Check for
916 GIMPLE_ASSIGN before accessing the rhs code.
918 2009-04-03 Jason Merrill <jason@redhat.com>
920 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
922 2009-04-03 Steve Ellcey <sje@cup.hp.com>
924 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
925 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
926 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
927 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
928 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
929 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
930 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
931 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
932 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
933 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
934 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
935 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
936 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
937 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
938 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
939 Use fr_reg_or_fp01_operand instead of fr_register_operand
941 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
942 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
943 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
945 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
947 PR rtl-optimization/39607
948 PR rtl-optimization/39631
952 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
953 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
954 instead of DF_LR_OUT.
955 * ira-lives.c (process_bb_node_lives): Ditto.
956 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
957 instead of DF_LR_{OUT,IN}.
958 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
959 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
961 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
963 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
964 (execute_lower_omp): Always run but take the short way out if -fopenmp
966 (gate_lower_omp): Remove, forcing the pass manager to always run the
967 pass and always set PROP_gimple_lomp.
968 (pass_lower_omp): Remove gate function.
969 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
970 PROP_trees. Instead, require it.
971 * ipa-cp.c (pass_ipa_cp): Likewise.
972 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
973 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
974 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
977 2009-04-03 Richard Guenther <rguenther@suse.de>
980 PR tree-optimization/23940
981 PR tree-optimization/33237
984 PR tree-optimization/36201
985 PR tree-optimization/36230
986 PR tree-optimization/38049
987 PR tree-optimization/38207
988 PR tree-optimization/38230
989 PR tree-optimization/38301
990 PR tree-optimization/38585
992 PR tree-optimization/38985
993 PR tree-optimization/39299
994 * tree-ssa-structalias.h: Remove.
995 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
996 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
997 (struct vuse_element_d): Remove.
998 (struct vuse_vec_d): Likewise.
999 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1000 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1001 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1002 VUSE_ELEMENT_VAR): Likewise.
1003 (struct voptype_d): Likewise.
1004 (NUM_VOP_FREE_BUCKETS): Likewise.
1005 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1006 (struct stmt_operands_d): Remove.
1007 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1008 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1009 VDEF_NUM, VDEF_VECT): Likewise.
1010 (copy_virtual_operands): Remove.
1011 (operand_build_cmp): Likewise.
1012 (create_ssa_artificial_load_stmt): Likewise.
1013 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1014 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1015 vuse_index and mayuse_index members. Pack and move done and iter_type
1016 members to the front.
1017 (SSA_OP_VMAYUSE): Remove.
1018 (SSA_OP_VIRTUAL_USES): Adjust.
1019 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1020 (unlink_stmt_vdef): Declare.
1021 (add_to_addressable_set): Remove.
1022 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1023 (vrp_visit_stmt): Likewise.
1024 * doc/tree-ssa.texi (Alias analysis): Update.
1025 * doc/invoke.texi (max-aliased-vops): Remove docs.
1026 (avg-aliased-vops): Likewise.
1027 * tree-into-ssa.c (syms_to_rename): Remove.
1028 (need_to_update_vops_p): Likewise.
1029 (need_to_initialize_update_ssa_p): Rename to ...
1030 (update_ssa_initialized_fn): ... this. Track function we are
1032 (symbol_marked_for_renaming): Simplify.
1033 (add_new_name_mapping): Do not set need_to_update_vops_p.
1034 (dump_currdefs): Use SYMS_TO_RENAME.
1035 (rewrite_update_stmt): Always walk all uses/defs.
1036 (dump_update_ssa): Adjust.
1037 (init_update_ssa): Take function argument. Track what we are
1039 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1040 (create_new_def_for): Initialize for cfun, assert we are initialized
1042 (mark_sym_for_renaming): Simplify.
1043 (mark_set_for_renaming): Do not initialize update-ssa.
1044 (need_ssa_update_p): Simplify. Take function argument.
1045 (name_mappings_registered_p): Assert we ask for the correct function.
1046 (name_registered_for_update_p): Likewise.
1047 (ssa_names_to_replace): Likewise.
1048 (release_ssa_name_after_update_ssa): Likewise.
1049 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1050 (dump_decl_set): Do not print a newline.
1051 (debug_decl_set): Do it here.
1052 (dump_update_ssa): And here.
1053 * tree-ssa-loop-im.c (move_computations): Adjust.
1054 (movement_possibility): Likewise.
1055 (determine_max_movement): Likewise.
1056 (gather_mem_refs_stmt): Likewise.
1057 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1059 * tree-complex.c (update_all_vops): Remove.
1060 (expand_complex_move): Adjust.
1061 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1062 Simplify test for memory referencing statement. Exclude
1063 non-invariant ADDR_EXPRs.
1064 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1065 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1066 (rdg_flag_uses): Likewise.
1067 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1069 (tree_optimize_tail_calls_1): Also split the
1070 edge from the entry block if we have degenerate PHI nodes in
1071 the first basic block.
1072 * tree.c (init_ttree): Remove memory-tag related code.
1073 (tree_code_size): Likewise.
1074 (tree_node_structure): Likewise.
1075 (build7_stat): Re-write to be build6_stat.
1076 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1077 (SSA_VAR_P): Adjust.
1078 (struct tree_memory_tag): Remove.
1079 (struct tree_memory_partition_tag): Likewise.
1080 (union tree_node): Adjust.
1081 (build7): Re-write to be build6.
1082 * tree-pass.h (pass_reset_cc_flags): Remove.
1083 (TODO_update_address_taken): New flag.
1084 (pass_simple_dse): Remove.
1085 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1086 * params.h (MAX_ALIASED_VOPS): Remove.
1087 (AVG_ALIASED_VOPS): Likewise.
1088 * omp-low.c (expand_omp_taskreg): Update SSA form.
1089 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1090 aliases the lhs in a copy stmt.
1091 * tree-ssa-dse.c (struct address_walk_data): Remove.
1092 (memory_ssa_name_same): Likewise.
1093 (memory_address_same): Likewise.
1094 (get_kill_of_stmt_lhs): Likewise.
1095 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1096 unused stores. Look through PHI nodes into post-dominated regions.
1097 (dse_optimize_stmt): Simplify. Properly remove stores.
1098 (tree_ssa_dse): Compute dominators.
1099 (execute_simple_dse): Remove.
1100 (pass_simple_dse): Likewise.
1101 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1102 gimple_loaded_syms and gimple_stored_syms computation.
1103 * toplev.c (dump_memory_report): Dump alias and pta stats.
1104 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1105 (vn_reference_eq): Likewise.
1106 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1107 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1108 valueize_vuses): Remove.
1109 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1110 (get_def_ref_stmt_vuse): ... this.
1111 (vn_reference_lookup_2): New function.
1112 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1113 walking equivalent vuses. Simplify.
1114 (vn_reference_lookup): Likewise.
1115 (vn_reference_insert): Likewise.
1116 (vn_reference_insert_pieces): Likewise.
1117 (visit_reference_op_call): Simplify.
1118 (visit_reference_op_load): Likewise.
1119 (visit_reference_op_store): Likewise.
1120 (init_scc_vn): Remove shared_lookup_vuses initialization.
1121 (free_scc_vn): Remove shared_lookup_vuses freeing.
1122 (sort_vuses, sort_vuses_heap): Remove.
1123 (get_ref_from_reference_ops): Export.
1124 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1125 vector with single vuse pointer.
1126 (vn_reference_lookup_pieces, vn_reference_lookup,
1127 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1128 (shared_vuses_from_stmt): Remove.
1129 (get_ref_from_reference_ops): Declare.
1130 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1131 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1132 memory-tag related code.
1133 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1134 (likely_value): Add comment, skip static-chain of call statements.
1135 (surely_varying_stmt_p): Adjust.
1136 (gimplify_and_update_call_from_tree): Likewise.
1137 (execute_fold_all_builtins): Do not rebuild alias info.
1138 (gimplify_and_update_call_from_tree): Properly update VOPs.
1139 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1140 (copy_ref_info): Remove memory-tag related code.
1141 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1142 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1143 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1145 * tree-ssa-dom.c (gimple_p): Remove typedef.
1146 (eliminate_redundant_computations): Adjust.
1147 (record_equivalences_from_stmt): Likewise.
1148 (avail_expr_hash): Likewise.
1149 (avail_expr_eq): Likewise.
1150 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1151 (stmt_makes_single_load): Likewise.
1152 (stmt_makes_single_store): Likewise.
1153 * tree-ssa-alias.c: Rewrite completely.
1154 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1155 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1156 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1157 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1158 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1159 Remove public functions.
1160 (pass_reset_cc_flags): Remove.
1161 (pass_build_alias): Move ...
1162 * tree-ssa-structalias.c (pass_build_alias): ... here.
1163 * tree-ssa-alias.c (may_be_aliased): Move ...
1164 * tree-flow-inline.h (may_be_aliased): ... here.
1165 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1166 count_uses_and_derefs): Move ...
1167 * gimple.c: ... here.
1168 * gimple.h (count_uses_and_derefs): Declare.
1169 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1170 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1171 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1172 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1173 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1174 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1175 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1177 * tree-dfa.c (refs_may_alias_p): Move ...
1178 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1179 * tree-ssa-alias.h: New file.
1180 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1181 (statement_sink_location): Likewise.
1182 * opts.c (decode_options): Do not adjust max-aliased-vops or
1183 avg-aliased-vops values.
1184 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1185 (TV_CALL_CLOBBER): Likewise.
1186 (TV_FLOW_SENSITIVE): Likewise.
1187 (TV_FLOW_INSENSITIVE): Likewise.
1188 (TV_MEMORY_PARTITIONING): Likewise.
1189 (TV_ALIAS_STMT_WALK): New timevar.
1190 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1191 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1192 (get_address_description): Remove memory-tag related code.
1193 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1194 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1195 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1196 and immediate uses in statements. Document.
1197 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1198 (dump_symbols): Remove.
1199 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1200 * alias.c (get_deref_alias_set): New function split out from ...
1201 (get_alias_set): ... here.
1202 * alias.h (get_deref_alias_set): Declare.
1203 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1204 type parameter. Remove restrict pointer handling. Create a
1205 ref-all pointer in case type-based alias sets do not conflict.
1206 (vect_analyze_data_refs): Remove SMT related code.
1207 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1208 (vectorizable_load): Likewise.
1209 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1210 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1211 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1212 Ignore vops and SMTs.
1213 (dr_analyze_alias): Likewise..
1214 (free_data_ref): Likewise.
1215 (create_data_ref): Likewise.
1216 (analyze_all_data_dependences): Likewise.
1217 (get_references_in_stmt): Adjust.
1218 * tree-flow-inline.h (gimple_aliases_computed_p,
1219 gimple_addressable_vars, gimple_call_clobbered_vars,
1220 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1221 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1222 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1223 gimple_mem_ref_stats): Remove.
1224 (gimple_vop): New function.
1225 (op_iter_next_use): Remove vuses and mayuses cases.
1226 (op_iter_next_def): Remove vdefs case.
1227 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1228 (clear_and_done_ssa_iter): Do not set removed fields.
1229 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1230 Assert we are not iterating over vuses or vdefs if not also
1231 iterating over uses or defs.
1232 (op_iter_init_use): Likewise.
1233 (op_iter_init_def): Likewise.
1234 (op_iter_next_vdef): Remove.
1235 (op_iter_next_mustdef): Likewise.
1236 (op_iter_init_vdef): Likewise.
1237 (compare_ssa_operands_equal): Likewise.
1238 (link_use_stmts_after): Handle vuse operand.
1239 (is_call_used): Use is_call_clobbered.
1240 (is_call_clobbered): Global variables are always call clobbered,
1241 query the call-clobbers bitmap.
1242 (mark_call_clobbered): Ignore global variables.
1243 (clear_call_clobbered): Likewise.
1244 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1245 virtual operands sanity check.
1246 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1248 (TARGET_MEM_REF): Remove TMR_TAG operand.
1249 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1250 Remove call-clobber related code.
1251 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1252 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1253 partitions or escape reason.
1254 (get_single_def_stmt, get_single_def_stmt_from_phi,
1255 get_single_def_stmt_with_phi): Remove.
1256 (dump_referenced_vars): Tidy.
1257 (get_ref_base_and_extent): Allow bare decls.
1258 (collect_dfa_stats): Adjust.
1259 * graphite.c (rename_variables_in_stmt): Adjust.
1260 (graphite_copy_stmts_from_block): Likewise.
1261 (translate_clast): Likewise.
1262 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1264 (translate_vuse_through_block): Use the oracle.
1265 (phi_translate_1): Adjust.
1266 (value_dies_in_block_x): Use the oracle. Cache the outcome
1268 (valid_in_sets): Check if the VUSE for
1269 a REFERENCE is available.
1270 (eliminate): Do not remove stmts during elimination,
1271 instead queue and remove them afterwards.
1272 (do_pre): Do not rebuild alias info.
1273 (pass_pre): Run TODO_rebuild_alias before PRE.
1274 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1275 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1276 (mark_all_v_defs_stmt): Remove.
1277 (mark_all_v_defs_seq): Adjust.
1278 (sra_replace): Likewise.
1279 (scalarize_use): Likewise.
1280 (scalarize_copy): Likewise.
1281 (scalarize_init): Likewise.
1282 (scalarize_ldst): Likewise.
1283 (todoflags): Remove.
1284 (tree_sra): Do not rebuild alias info.
1285 (tree_sra_early): Adjust.
1286 (pass_sra): Run TODO_update_address_taken before SRA.
1287 * tree-predcom.c (set_alias_info): Remove.
1288 (prepare_initializers_chain): Do not call it.
1289 (mark_virtual_ops_for_renaming): Adjust.
1290 (mark_virtual_ops_for_renaming_list): Remove.
1291 (initialize_root_vars): Adjust.
1292 (initialize_root_vars_lm): Likewise.
1293 (prepare_initializers_chain): Likewise.
1294 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1295 (may_propagate_copy_into_stmt): Likewise.
1296 (merge_alias_info): Do nothing for now.
1297 (propagate_tree_value_into_stmt): Adjust.
1298 (stmt_may_generate_copy): Likewise.
1299 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1300 not mark symbols for renaming.
1301 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1302 with the same statement, make sure to update the new pointed-to one.
1303 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1304 call statements, do not mark symbols for renaming.
1305 (mark_operand_necessary): Dump something.
1306 (ref_may_be_aliased): New function.
1307 (mark_aliased_reaching_defs_necessary_1): New helper function.
1308 (mark_aliased_reaching_defs_necessary): Likewise.
1309 (mark_all_reaching_defs_necessary_1): Likewise.
1310 (mark_all_reaching_defs_necessary): Likewise.
1311 (propagate_necessity): Do not process virtual PHIs. For
1312 non-aliased loads mark all reaching definitions as necessary.
1313 For aliased loads and stores mark the immediate dominating
1314 aliased clobbers as necessary.
1315 (visited): New global static.
1316 (perform_tree_ssa_dce): Free visited bitmap after propagating
1318 (remove_dead_phis): Perform simple dead virtual PHI removal.
1319 (remove_dead_stmt): Properly unlink virtual operands when
1321 (eliminate_unnecessary_stmts): Schedule PHI removal after
1323 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1324 (process_replaceable): Likewise.
1325 (find_replaceable_in_bb): Likewise.
1326 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1327 based on the single gimple vop.
1328 (verify_flow_insensitive_alias_info): Remove.
1329 (verify_flow_sensitive_alias_info): Likewise.
1330 (verify_call_clobbering): Likewise.
1331 (verify_memory_partitions): Likewise.
1332 (verify_alias_info): Likewise.
1333 (verify_ssa): Adjust..
1334 (execute_update_addresses_taken): Export. Update SSA
1335 manually. Optimize only when optimizing. Use a local bitmap.
1336 (pass_update_address_taken): Remove TODO_update_ssa, add
1338 (pass_update_address_taken): Just use TODO_update_address_taken.
1339 (init_tree_ssa): Do not initialize addressable_vars.
1340 (verify_ssa): Verify new VUSE / VDEF properties.
1341 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1342 Do not call verify_alias_info.
1343 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1344 Do not free the loaded and stored syms bitmaps. Reset the escaped
1345 and callused solutions. Do not free addressable_vars.
1346 Remove memory-tag related code.
1347 (warn_uninitialized_var): Aliases are always available.
1348 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1349 * lambda-code.c (can_put_in_inner_loop): Adjust.
1350 (can_put_after_inner_loop): Likewise.
1351 (perfect_nestify): Likewise.
1352 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1353 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1354 (vectorizable_conversion): Do not mark symbols for renaming.
1355 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1356 (expand_call_inline): Unlink the calls virtual operands before
1358 (tree_function_versioning): Do not call update_ssa if we are not
1359 updating clones. Simplify.
1360 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1361 (propagate_with_phi): Likewise..
1362 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1363 clobber code. Assert we are not aliased or global.
1364 * tree-flow.h: Include tree-ssa-alias.h
1365 (enum escape_type): Remove.
1366 (struct mem_sym_stats_d): Likewise.
1367 (struct mem_ref_stats_d): Likewise.
1368 (struct gimple_df): Add vop member. Remove global_var,
1369 call_clobbered_vars, call_used_vars, addressable_vars,
1370 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1371 escaped and callused members.
1372 (struct ptr_info_def): Remove all members, add points-to solution
1374 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1375 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1376 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1377 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1378 (tree-ssa-alias.o): Likewise.
1379 (toplev.o): Add tree-ssa-alias.h
1380 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1381 * gimple.c (gimple_set_bb): Fix off-by-one error.
1382 (is_gimple_reg): Do not handle memory tags.
1383 (gimple_copy): Also copy virtual operands.
1384 Delay updating the statement. Do not reset loaded and stored syms.
1385 (gimple_set_stored_syms): Remove.
1386 (gimple_set_loaded_syms): Likewise.
1387 (gimple_call_copy_skip_args): Copy the virtual operands
1388 and mark the new statement modified.
1389 * tree-ssa-structalias.c (may_alias_p): Remove.
1390 (set_uids_in_ptset): Take the alias set to prune with as
1391 parameter. Fold in the alias test of may_alias_p.
1392 (compute_points_to_sets): Compute whether a ptr is dereferenced
1394 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1395 other ADDRESSOF constraints on the lhs.
1396 (get_constraint_for_component_ref): Assert that we don't get
1397 ADDRESSOF constraints from the base of the reference.
1398 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1399 (struct variable_info): Remove collapsed_to member.
1400 (get_varinfo_fc): Remove.
1401 (new_var_info): Do not set collapsed_to.
1402 (dump_constraint): Do not follow cycles.
1403 (dump_constraint_graph): Likewise.
1404 (build_pred_graph): Likewise.
1405 (build_succ_graph): Likewise.
1406 (rewrite_constraints): Likewise.
1407 (do_simple_structure_copy): Remove.
1408 (do_rhs_deref_structure_copy): Remove.
1409 (do_lhs_deref_structure_copy): Remove.
1410 (collapse_rest_of_var): Remove.
1411 (do_structure_copy): Re-implement.
1412 (pta_stats): New global variable.
1413 (dump_pta_stats): New function.
1414 (struct constraint_expr): Make offset signed.
1415 (UNKNOWN_OFFSET): Define special value.
1416 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1417 (solution_set_expand): New helper function split out from ...
1418 (do_sd_constraint): ... here.
1419 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1420 (do_ds_constraint): Likewise.
1421 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1422 and CALLUSED = *CALLUSED.
1423 (set_union_with_increment): Make inc argument signed.
1424 (type_safe): Remove.
1425 (get_constraint_for_ptr_offset): Handle unknown and negative
1427 (first_vi_for_offset): Handle offsets before start. Bail
1428 out early for offsets beyond the variable extent.
1429 (first_or_preceding_vi_for_offset): New function.
1430 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1431 Together with ESCAPED = *ESCAPED this properly computes reachability.
1432 (find_what_var_points_to): New function.
1433 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1434 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1435 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1436 pt_solutions_intersect): New functions.
1437 (compute_call_used_vars): Remove.
1438 (compute_may_aliases): New main entry into PTA computation.
1439 * gimple.h (gimple_p): New typedef.
1440 (struct gimple_statement_base): Remove references_memory_p.
1441 (struct gimple_statement_with_memory_ops_base): Remove
1442 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1444 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1445 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1446 gimple_set_references_memory): Remove.
1447 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1448 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1450 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1451 (verify_expr): Allow RESULT_DECL.
1452 (gimple_duplicate_bb): Do not copy virtual operands.
1453 (gimple_duplicate_sese_region): Adjust.
1454 (gimple_duplicate_sese_tail): Likewise.
1455 (mark_virtual_ops_in_region): Remove.
1456 (move_sese_region_to_fn): Do not call it.
1457 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1458 and pass_simple_dse.
1459 (execute_function_todo): Handle TODO_update_address_taken,
1460 call execute_update_addresses_taken for TODO_rebuild_alias.
1461 (execute_todo): Adjust.
1462 (execute_one_pass): Init dump files early.
1463 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1465 (create_general_new_stmt): Clear vops.
1466 * tree-ssa-reassoc.c (get_rank): Adjust.
1467 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1468 symbols for renaming.
1469 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1470 (PARAM_AVG_ALIASED_VOPS): Likewise.
1471 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1472 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1473 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1474 (operand_build_cmp, copy_virtual_operands,
1475 create_ssa_artificial_load_stmt, add_to_addressable_set,
1476 gimple_add_to_addresses_taken): Remove public functions.
1477 (unlink_stmt_vdef): New function.
1479 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1481 * config.gcc (powerpc-*-linux*): Merge variants.
1483 2009-04-02 Chao-ying Fu <fu@mips.com>
1484 James Grosbach <james.grosbach@microchip.com>
1486 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1487 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1489 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1490 keep_interrupts_masked_p, use_debug_exception_return_p.
1491 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1492 keep_interrupts_masked, use_debug_exception_return.
1493 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1494 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1496 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1497 (mips_print_operand): Process COP0 registers to print $0 .. $31
1498 correctly for GAS to process.
1499 (mips_interrupt_extra_call_saved_reg_p): New function.
1500 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1502 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1503 (mips_compute_frame_info): Add supports for interrupt context that
1504 includes doubleword accumulators and COP0 registers.
1505 (mips_for_each_saved_acc): New function.
1506 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1507 mips_for_each_saved_reg.
1508 (mips_save_reg): Save accumulators.
1509 (mips_kernel_reg_p): A new for_each_rtx callback.
1510 (mips_expand_prologue): Support interrupt handlers.
1511 (mips_restore_reg): Restore accumulators.
1512 (mips_expand_epilogue): Support interrupt handlers.
1513 (mips_can_use_return_insn): Return false for interrupt handlers.
1514 (mips_epilogue_uses): New function.
1515 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1516 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1517 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1518 cop0_move): New instructions.
1519 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1520 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1522 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1524 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1525 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1526 interrupt handlers, we use K0 as the temporary register.
1527 (EPILOGUE_USES): Change to a function call.
1528 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1529 handlers, we use K0 as the temporary register.
1531 * doc/extend.texi (Function Attributes): Document interrupt,
1532 use_shadow_register_set, keep_interrupts_masked,
1533 use_debug_exception_return for MIPS attributes.
1535 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1537 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1538 Remove a number of t-files from tmake_file.
1539 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1540 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1541 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1542 target_prototype, not TARGET_PROTOTYPE.
1543 (LINK_OS_GNU_SPEC): Define.
1544 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1545 and darwin-ldoubdle.c.
1547 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1550 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1551 (cpp_options): Ditto.
1552 (default_compilers): Ditto.
1553 (display_help): Ditto.
1554 (process_command): Ditto.
1556 (set_input): Use lbasename instead of duplicate code.
1557 (save_temps_prefix): New static for -save-temps=obj.
1558 (save_temps_length): Ditto.
1560 * doc/invoke.texi (-save-temps=obj): Document new variant to
1563 2009-04-02 Jeff Law <law@redhat.com>
1565 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1568 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1570 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1571 * configure: Regenerated.
1573 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1575 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1576 share the argument list.
1578 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1582 2009-02-12 Diego Novillo <dnovillo@google.com>
1584 * varpool.c (debug_varpool): New.
1585 * cgraph.h (debug_varpool): Declare.
1587 2009-04-02 Jan Hubicka <jh@suse.cz>
1589 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1592 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/i386.c (ix86_abi): Move initialization to ...
1595 (override_options): Here.
1597 2009-04-02 Christian Bruel <christian.bruel@st.com>
1599 * config/sh/sh.c (sh_dwarf_register_span): New function.
1600 (TARGET_DWARF_REGISTER_SPAN): Define.
1601 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1603 2009-04-02 Ira Rosen <irar@il.ibm.com>
1605 PR tree-optimization/39595
1606 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1607 interleaved loads group is not greater than the SLP group size.
1609 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1611 * builtins.c (is_builtin_name): New.
1612 (called_as_built_in): Use is_builtin_name.
1613 * tree.h (is_builtin_name): New.
1614 * varasm.c (incorporeal_function_p): Use is_builtin_name
1616 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1618 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1620 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1623 * c-decl.c: (clone_underlying_type): Move this ...
1624 * c-common.c (set_underlying_type): ... here.
1625 Also, make sure the function properly sets TYPE_STUB_DECL() on
1626 the newly created typedef variant type.
1627 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1628 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1631 2009-04-02 Richard Guenther <rguenther@suse.de>
1633 PR tree-optimization/37221
1634 * tree-flow.h (degenerate_phi_result): Declare.
1635 * tree-ssa-dom.c (degenerate_phi_result): Export.
1636 * tree-scalar-evolution.c (analyze_initial_condition): If
1637 the initial condition is defined by a degenerate PHI node
1638 use the degenerate value.
1640 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1642 PR rtl-optimization/39588
1643 * combine.c (merge_outer_ops): Do not set the constant when this
1645 (simplify_shift_const_1): Do not modify it either in this case.
1647 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1649 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1650 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1652 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1655 * c-lex.c (interpret_float): Default (no suffix) is double.
1657 2009-04-1 Xinliang David Li <davidxl@google.com>
1659 * config/i386/i386.c (legitimate_constant_p): Recognize
1660 all one vector constant.
1662 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1664 * gcc/config/vax/vax.c: Add #includes to silence warnings.
1665 Change #include order to silence two warnings.
1667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1669 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
1670 (ASM_SPEC): Pass -k to the assembler for PIC code.
1672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1674 * gcc/config.gcc: Add vax-*-linux* to the switch.
1675 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
1676 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
1678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1680 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
1681 Use predicate macros instead of GET_CODE() == foo.
1682 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
1683 ashlsi3, rotrsi3, <unnamed>): Likewise.
1685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1687 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
1688 jbbccihi, jbbccisi): Remova trailing whitespace.
1689 * gcc/config/vax/constraints.md: Likewise.
1690 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1691 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
1692 * gcc/config/vax/predicates.md: Likewise.
1693 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
1694 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
1695 * gcc/config/vax/vax.h: Likewise.
1696 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
1698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1700 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
1701 (indirectable_address_p, adjacent_operands_p): Add spaces around
1703 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
1705 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1707 * gcc/config/vax/vax.c (legitimate_constant_address_p,
1708 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
1709 index_term_p, reg_plus_index_p, legitimate_address_p,
1710 vax_mode_dependent_address_p): Update comments to match functions
1711 modified by the recent int->bool conversion.
1713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1715 * gcc/config/vax/builtins.md: Update copyright message.
1716 * gcc/config/vax/constraints.md: Likewise.
1717 * gcc/config/vax/netbsd-elf.h: Likewise.
1718 * gcc/config/vax/predicates.md: Likewise.
1719 * gcc/config/vax/vax-protos.h: Likewise.
1720 * gcc/config/vax/vax.c: Likewise.
1721 * gcc/config/vax/vax.h: Likewise.
1722 * gcc/config/vax/vax.md: Likewise.
1723 * gcc/config/vax/vax.opt: Likewise.
1725 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1727 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
1728 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
1729 * gcc/config/vax/constraints.md (B, R): Likewise.
1730 * gcc/config/vax/predicates.md (external_memory_operand,
1731 nonimmediate_addsub_di_operand): Likewise.
1732 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
1733 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
1734 untyped_call): Likewise.
1736 2009-04-01 Matt Thomas <matt@3am-software.com>
1738 * config/vax/predicates.md: New file.
1739 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
1740 external_const_operand, nonsymbolic_operand, external_memory_operand,
1741 indirect_memory_operand, indexed_memory_operand,
1742 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
1743 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
1745 * config/vax/constraints.md: New file.
1746 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
1748 * config/vax/builtins.md: New file.
1749 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
1750 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
1752 * config/vax/vax.opt (mqmath): Add option.
1753 * config/vax/vax.md (isfx): Extend with DI.
1754 (VAXintQH, VAXintQHSD): Define.
1755 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
1756 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
1757 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
1758 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
1759 (movdi): Update constraints and use vax_output_int_move().
1760 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
1761 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
1762 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
1763 nonlocal_goto): New.
1764 (mov<mode>): Extend accepted operand types.
1765 (subdi3_old): Rename from subdi3, change update constraints and use
1766 a new implementation.
1767 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
1768 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
1769 MOVE_RATIO, CLEAR_RATIO): Define.
1770 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
1771 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
1772 (PRINT_OPERAND): Redefine using a function instead of inlined code.
1773 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1774 (split_quadword_operands): Make static and really allow variable
1776 (print_operand_address): Update for PIC generation.
1777 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
1778 indexable_address_p, fixup_mathdi_operand,
1779 vax_expand_addsub_di_operands, adjacent_operands_p): New.
1780 (vax_float_literal, legitimate_constant_p,
1781 indirectable_constant_address_p, index_term_p,
1782 reg_plus_index_p): Return bool instead of int.
1783 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
1785 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
1787 (vax_output_conditional_branch): Indent.
1788 (legitimate_constant_address_p, indirectable_constant_address_p,
1789 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
1790 vax_mode_dependent_address_p): Return bool instead of int, update for
1792 * config/vax/vax-protos.h (legitimate_constant_address_p,
1793 legitimate_constant_p, legitimate_address_p,
1794 vax_mode_dependent_address_p): Change declaration to bool.
1795 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
1796 vax_expand_addsub_di_operands, vax_output_int_subtract,
1797 vax_output_movmemsi): Declare.
1798 (split_quadword_operands, vax_float_literal): Delete declaration.
1799 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
1800 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
1801 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
1802 ASM_OUTPUT_DWARF_PCREL): Define.
1803 (ASM_SPEC): Change definition to allow PIC generation.
1805 2009-04-01 Steve Ellcey <sje@cup.hp.com>
1807 * doc/sourcebuild.texi: Update front-end requirements.
1809 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1812 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
1813 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
1814 (booldi3_internal3): Use boolean_or_operator instead of
1817 2009-04-01 Joseph Myers <joseph@codesourcery.com>
1820 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
1821 declarator whose size is not an integer constant expression but
1822 folds to an integer constant, then treat it as a constant
1825 2009-04-01 Richard Guenther <rguenther@suse.de>
1827 * fold-const.c (fold_plusminus_mult_expr): Do not fold
1828 i * 4 + 2 to (i * 2 + 1) * 2.
1830 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1833 * c-parser.c (c_parser_asm_statement): Skip until close paren and
1834 return if c_parser_asm_string_literal returned NULL.
1836 2009-04-01 Nick Clifton <nickc@redhat.com>
1838 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
1840 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
1841 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
1842 other typedefs to avoid conflicts with libgcc2.c. Define labels
1843 to gain 16-bit bit-manipulation functions from libgcc2.c and then
1845 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
1846 to gain 16-bit trapping arithmetic functions from libgcc2.c and
1849 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
1851 * varasm.c (default_function_rodata_section): Declare DOT as
1854 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
1855 Andrey Galkin <agalkin@hypercom.com>
1858 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
1859 Make object_name unique for each process.
1861 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1864 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
1865 addressable variables in the parallel that could go out of scope while
1866 running queued tasks.
1868 2009-04-01 Anatoly Sokolov <aesok@post.ru>
1870 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
1871 (CASE_VALUES_THRESHOLD): Redefine.
1872 * config/avr/avr.c (avr_override_options): Remove initialization of
1873 avr_case_values_threshold variable.
1874 (avr_case_values_threshold): Remove variable. Add new function.
1875 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
1876 * config/avr/avr.opt (mno-tablejump): Remove option.
1877 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
1879 2009-04-01 DJ Delorie <dj@redhat.com>
1881 * varasm.c (default_function_rodata_section): Don't assume
1882 anything about where the first '.' in the section name is.
1884 2009-04-01 Alan Modra <amodra@bigpond.net.au>
1886 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
1887 rs6000_emit_stack_tie.
1889 2009-03-31 Ian Lance Taylor <iant@google.com>
1891 * tree-eh.c (tree_remove_unreachable_handlers): Compare
1892 gimple_code with GIMPLE_RESX, not RESX.
1894 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1896 * c-common.c (c_get_ident): New.
1897 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
1899 2009-04-01 Ben Elliston <bje@au.ibm.com>
1901 * config/rs6000/sysv4.opt (msdata): Improve option description.
1903 2009-03-31 Steve Ellcey <sje@cup.hp.com>
1905 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
1906 (divdf3_internal_lat): Remove.
1907 (divxf3_internal_lat): Remove.
1908 (divxf3_internal_thr): Remove.
1909 (divxf): Use divxf3_internal.
1910 * config/ia64/div.md (divsf3_internal_lat): New.
1911 (divdf3_internal_lat): New.
1912 (divxf3_internal): New.
1914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1917 * Makefile.in (USE_GCC_STDINT): Define.
1918 (stmp-int-hdrs): Install stdint.h if applicable.
1919 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
1921 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
1922 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
1923 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1924 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1925 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1926 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1927 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1928 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1929 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1930 (c_common_nodes_and_builtins): Initialize
1931 underlying_wchar_type_node. Do not initialize
1932 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
1933 nodes for new types.
1934 (c_stddef_cpp_builtins): Define macros for new types.
1935 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
1937 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
1938 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
1939 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
1940 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
1941 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
1942 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
1943 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
1944 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
1945 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
1946 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
1947 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
1948 int16_type_node, int32_type_node, int64_type_node,
1949 uint8_type_node, uint16_type_node, c_uint32_type_node,
1950 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
1951 int_least32_type_node, int_least64_type_node,
1952 uint_least8_type_node, uint_least16_type_node,
1953 uint_least32_type_node, uint_least64_type_node,
1954 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
1955 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
1956 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
1957 uintptr_type_node): Define.
1958 * c-cppbuiltin.c (builtin_define_constants,
1959 builtin_define_type_minmax): New.
1960 (builtin_define_stdint_macros): Define more macros.
1961 (c_cpp_builtins): Define more limit macros.
1963 (builtin_define_type_max): Define in terms of
1964 builtin_define_type_minmax. Remove is_long parameter. All
1966 * config.gcc (use_gcc_stdint): Define.
1967 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
1968 Add newlib-stdint.h for generic targets.
1969 * config/glibc-stdint.h, config/newlib-stdint.h,
1970 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
1971 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
1972 * config/score/score.h (UINTPTR_TYPE): Define.
1973 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1974 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1975 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1976 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1977 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1978 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1979 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1980 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1981 * config/spu/spu.h (STDINT_LONG32): Define.
1982 * configure.ac (use_gcc_stdint): Substitute.
1983 * configure: Regenerate.
1984 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
1985 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
1986 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
1987 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
1988 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
1989 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
1990 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
1991 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
1992 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
1993 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
1994 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
1995 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
1996 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
1997 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
1998 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
1999 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2000 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2001 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2002 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2003 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2004 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2005 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2006 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2007 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2008 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2009 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2010 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2011 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2012 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2014 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2016 * loop-iv.c (suitable_set_for_replacement): Renamed from
2017 simplify_using_assignment; changed to return bool and to accept new
2018 args DEST and SRC. Return true iff we find a source/destination pair
2019 that can be used to make a replacement, and fill SRC and DEST if so.
2020 Remove arg ALTERED. Don't deal with altered regs here. All callers
2022 (simplify_using_initial_values): Deal with altered regs here and track
2023 more precisely the effect they have on the validity of our expression.
2025 * loop-iv.c (simplify_using_condition): A condition of the form
2026 (EQ REG CONST) can be used to simply make a substitution.
2027 (simplify_using_initial_values): Keep track of conditions we have seen
2028 and keep using them to simplify new expressions, while applying the
2029 same substitutions to them as to the expression.
2031 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2032 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2035 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2036 changed. Use this when trying to improve the upper bound.
2037 Generate the comparison by using simplify_gen_relational.
2039 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2041 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2043 (simplify_using_assignment, simplify_using_initial_values): Call
2044 replace_in_expr to make replacements. Call replace_single_def_regs
2045 once on the initial version of the expression.
2047 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2050 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2052 2009-03-31 Richard Guenther <rguenther@suse.de>
2055 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2056 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2058 2009-03-31 Richard Guenther <rguenther@suse.de>
2060 * tree.h (div_if_zero_remainder): Declare.
2061 * fold-const.c (div_if_zero_remainder): Export.
2062 * tree-ssa-forwprop.c
2063 (forward_propagate_addr_into_variable_array_index): Handle
2064 constant array index addition outside of the variable index.
2066 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2069 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2070 define_splits, floatunssi<mode>2): Require x87 conversions from
2071 DImode to be permitted.
2073 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2075 PR preprocessor/15638
2076 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2078 2009-03-31 Richard Guenther <rguenther@suse.de>
2082 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2083 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2084 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2085 a separate statement.
2086 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2087 (lookup_tmp_var): Likewise.
2088 (is_gimple_formal_tmp_or_call_rhs): Remove.
2089 (is_gimple_reg_or_call_rhs): Rename to ...
2090 (is_gimple_reg_rhs_or_call): ... this.
2091 (is_gimple_mem_or_call_rhs): Rename to ...
2092 (is_gimple_mem_rhs_or_call): ... this.
2093 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2094 DECL_GIMPLE_REG_P only if is_formal is true.
2095 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2096 for non-proper post-modify expression gimplification.
2097 (gimplify_self_mod_expr): For post-modify expressions gimplify
2098 the lvalue to a minimal lvalue.
2099 (rhs_predicate_for): Remove formal temp case.
2100 (gimplify_modify_expr_rhs): Likewise.
2101 (gimplify_addr_expr): Use is_gimple_reg.
2102 (gimplify_expr): Remove formal temp cases.
2103 (gimple_regimplify_operands): Likewise.
2104 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2105 and FILTER_EXPR like constants.
2106 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2108 (is_gimple_formal_tmp_rhs): Remove.
2109 (is_gimple_reg_rhs): Remove special casing.
2110 (is_gimple_mem_rhs): Fix.
2111 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2112 (is_gimple_formal_tmp_var): Remove.
2113 (is_gimple_formal_tmp_reg): Likewise.
2114 (is_gimple_min_lval): Allow invariant component ref parts.
2115 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2116 is_gimple_formal_tmp_reg): Remove declarations.
2117 * tree-cfg.c (verify_expr): Verify that variables with address
2118 taken do not have DECL_GIMPLE_REG_P set.
2119 * tree-mudflap.c (mf_build_check_statement_for): Use
2120 force_gimple_operand instead of gimplify_expr.
2122 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2124 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2125 schedulable rows to compute_split_row.
2127 2009-03-31 Ben Elliston <bje@au.ibm.com>
2130 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2133 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2135 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2136 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2137 * configure: Regenerate.
2138 * config.in: Regenerate.
2139 * config/rs6000/rs6000.opt (mtls-markers): Add.
2140 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2141 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2142 (tls_ld_aix, tls_ld_sysv): Likewise.
2143 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2144 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2146 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2148 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2150 2009-03-30 Jan Hubicka <jh@suse.cz>
2152 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2154 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2155 detection and label handling.
2157 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2159 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2160 left_conflicts_size.
2161 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2162 ALLOCNO_LEFT_CONFLICTS_SIZE.
2164 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2165 remove_allocno_from_bucket_and_push,
2166 allocno_spill_priority_compare, push_allocnos_to_stack,
2167 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2168 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2169 (setup_allocno_left_conflicts_num): Ditto. Rename to
2170 setup_allocno_left_conflicts_size.
2171 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2172 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2173 setup_allocno_left_conflicts_size instead of
2174 setup_allocno_left_conflicts_num.
2176 * ira-build.c (ira_create_allocno): Use
2177 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2178 ALLOCNO_LEFT_CONFLICTS_NUM.
2180 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2182 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2183 instead of DF_LR_OUT.
2185 * ira-lives.c (process_bb_node_lives): Ditto.
2187 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2188 instead of DF_LR_{OUT,IN}.
2190 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2192 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2194 2009-03-30 Jan Hubicka <jh@suse.cz>
2196 * except.c (label_to_region_map): Fix thinko.
2198 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2201 * tree.h (tree_find_value): New declaration.
2202 * tree.c (tree_find_value): New function.
2203 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2205 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2208 * c-decl.c (struct c_binding): Add locus field.
2209 (bind): Add locus argument, set locus field from it.
2210 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2211 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2212 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2213 implicitly_declare, undeclared_variable, lookup_label,
2214 declare_label, c_make_fname_decl, c_builtin_function,
2215 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2218 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2221 * config/i386/i386.c (classify_argument): Check total size of
2224 2009-03-30 Martin Jambor <mjambor@suse.cz>
2226 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2227 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2228 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2231 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2232 seen_variable_array_ref while also traversing a union.
2234 * tree-inline.c (optimize_inline_calls): Do not call
2235 cgraph_node_remove_callees.
2236 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2237 (pass_remove_cgraph_callee_edges): New variable.
2238 * passes.c (init_optimization_passes): Add
2239 pass_remove_cgraph_callee_edges after early inlining and before all
2240 late intraprocedural passes.
2242 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2244 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2246 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2249 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2251 * combine.c (simplify_comparison): Use have_insn_for.
2252 * dojump.c (do_jump): Likewise.
2254 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2256 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2257 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2258 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2259 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2260 instead of sparc_compare_emitted.
2261 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2262 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2263 instead of sparc_compare_emitted.
2265 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2267 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2268 enter/exit cfglayout mode.
2269 (pass_partition_block): Require it.
2270 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2271 (combine_instructions): Track basic blocks instead of labels.
2272 (update_cfg_for_uncondjump): New.
2273 (try_combine): Use it. Update jumps after rescanning.
2274 (pass_combine): Require PROP_cfglayout.
2275 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2277 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2279 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2280 Provide/destroy PROP_cfglayout respectively.
2281 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2282 * tree-pass.h (PROP_cfglayout): New.
2284 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2286 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2287 fold_convert_const_fixed_from_fixed,
2288 fold_convert_const_fixed_from_int,
2289 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2290 set TREE_CONSTANT_OVERFLOW.
2291 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2292 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2294 2009-03-30 Ira Rosen <irar@il.ibm.com>
2296 * tree-vect-loop-manip.c: New file.
2297 * tree-vectorizer.c: Update documentation and included files.
2298 (vect_loop_location): Make extern.
2299 (rename_use_op): Move to tree-vect-loop-manip.c
2300 (rename_variables_in_bb, rename_variables_in_loop,
2301 slpeel_update_phis_for_duplicate_loop,
2302 slpeel_update_phi_nodes_for_guard1,
2303 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2304 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2305 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2306 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2307 find_loop_location): Likewise.
2308 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2309 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2310 get_vectype_for_scalar_type, vect_is_simple_use,
2311 supportable_widening_operation, supportable_narrowing_operation):
2313 (bb_in_loop_p): Move to tree-vect-loop.c.
2314 (new_loop_vec_info, destroy_loop_vec_info,
2315 reduction_code_for_scalar_code, report_vect_op,
2316 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2317 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2318 (vect_supportable_dr_alignment): Likewise.
2319 * tree-vectorizer.h (tree-data-ref.h): Include.
2320 (vect_loop_location): Declare.
2321 Reorganize function declarations according to the new file structure.
2322 * tree-vect-loop.c: New file.
2323 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2324 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2325 * tree-vect-data-refs.c: New file.
2326 * tree-vect-patterns.c (timevar.h): Don't include.
2327 * tree-vect-stmts.c: New file.
2328 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2329 tree-vect-slp.c, tree-vect-loop.c.
2330 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2331 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2332 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2333 (tree-vect-analyze.o): Remove.
2334 (tree-vect-transform.o): Likewise.
2335 (tree-vect-data-refs.o): Add rule.
2336 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2337 tree-vect-slp.o): Likewise.
2338 (tree-vect-patterns.o): Remove redundant dependencies.
2339 (tree-vectorizer.o): Likewise.
2340 * tree-vect-slp.c: New file.
2342 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2344 * optc-gen.awk: Warn if an option flag has multiple different
2347 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2349 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2350 -floop-block): Document dependences on PPL, CLooG and Graphite.
2352 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2354 PR rtl-optimization/323
2355 * c-common.c (c_fully_fold, convert_and_check,
2356 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2357 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2358 * c-common.def (EXCESS_PRECISION_EXPR): New.
2359 * c-cppbuiltin.c (builtin_define_float_constants): Define
2360 constants with enough digits for long double.
2361 * c-lex.c (interpret_float): Interpret constant with excess
2362 precision where appropriate.
2363 * c-opts.c (c_common_post_options): Set
2364 flag_excess_precision_cmdline. Give an error for
2365 -fexcess-precision=standard for C++ for processors where the
2366 option is significant.
2367 * c-parser.c (c_parser_conditional_expression): Handle excess
2368 precision in condition.
2369 * c-typeck.c (convert_arguments): Handle arguments with excess
2371 (build_unary_op): Move excess precision outside operation.
2372 (build_conditional_expr): Likewise.
2373 (build_compound_expr): Likewise.
2374 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2375 (build_modify_expr): Handle excess precision in RHS.
2376 (convert_for_assignment): Handle excess precision in converted
2378 (digest_init, output_init_element, process_init_element): Handle
2379 excess precision in initializer.
2380 (c_finish_return): Handle excess precision in return value.
2381 (build_binary_op): Handle excess precision in operands and add
2382 excess precision as needed for operation.
2383 * common.opt (-fexcess-precision=): New option.
2384 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2385 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2386 For standard excess precision, output explicit conversion to and
2387 truncation from XFmode.
2388 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2389 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2390 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2391 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2392 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2393 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2394 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2395 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2396 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2397 define_splits, sqrt<mode>2): Disable where appropriate for
2398 standard excess precision.
2399 * convert.c (convert_to_real): Do not shorten arithmetic to type
2400 for which excess precision would be used.
2401 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2402 * doc/invoke.texi (-fexcess-precision=): Document option.
2403 (-mfpmath=): Correct index entry.
2404 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2405 flag_excess_precision): New.
2406 * langhooks.c (lhd_post_options): Set
2407 flag_excess_precision_cmdline.
2408 * opts.c (common_handle_option): Handle -fexcess-precision=.
2409 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2410 init_excess_precision): New.
2411 (lang_dependent_init_target): Call init_excess_precision.
2412 * tree.c (excess_precision_type): New.
2413 * tree.h (excess_precision_type): Declare.
2415 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2418 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2419 non-lvalue to component.
2421 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2423 PR preprocessor/34695
2424 * Makefile.in (c-opts.o): Depend on c-tree.h.
2425 * c-common.c: Move down include of diagnostic.h.
2426 (done_lexing, c_cpp_error): New.
2427 * c-common.h (done_lexing): Declare.
2428 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2430 * c-opts.c: Include c-tree.h.
2431 (c_common_init_options): Set preprocessor error callback.
2432 (c_common_handle_option): Do not set preprocessor
2433 inhibit_warnings, warnings_are_errors, warn_system_headers,
2434 pedantic_errors or inhibit_warnings flags.
2435 (c_common_post_options): Do not check cpp_errors (parse_in).
2436 (c_common_finish): Do not output dependencies if there were
2437 errors. Do not check return value of cpp_finish.
2438 * c-ppoutput.c (pp_file_change): Set input_location.
2439 * c-tree.h (c_cpp_error): Declare.
2440 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2442 (diagnostic_build_prefix): Check override_column.
2443 * diagnostic.h (diagnostic_info): Add override_column field.
2444 (diagnostic_override_column): Define.
2446 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2448 * c-common.c (c_expand_expr, c_staticp): Remove.
2449 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2450 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2451 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2452 * c-gimplify.c (gimplify_compound_literal_expr,
2453 optimize_compound_literals_in_ctor): Remove.
2454 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2455 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2456 * c-semantics.c (emit_local_var): Remove.
2458 * langhooks-def.h (lhd_expand_expr): Remove.
2459 * langhooks.c (lhd_expand_expr): Remove.
2460 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2462 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2463 handling from c-semantics.c; don't call into langhook.
2464 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2465 * gimplify.c (gimplify_compound_literal_expr,
2466 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2467 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2468 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2469 as was done in c-gimplify.c.
2470 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2471 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2472 Move from c-common.h.
2473 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2475 * tree.c (staticp): Do not call langhook.
2476 * langhooks.c (lhd_staticp): Delete.
2477 * langhooks-def.h (lhd_staticp): Delete prototype.
2478 (LANG_HOOKS_STATICP): Delete.
2479 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2481 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2482 instead of DECL_STMTs.
2484 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2492 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2494 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2495 contained expression.
2496 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2497 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2498 conditional expressions for C.
2499 (decl_constant_value_for_optimization): Move from
2500 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2501 whether optimizing and that the expression is a VAR_DECL not of
2502 array type instead of doing such checks in the caller. Do not
2503 check pedantic. Call gcc_unreachable for C++.
2504 * c-common.def (C_MAYBE_CONST_EXPR): New.
2505 * c-common.h (c_fully_fold, c_save_expr,
2506 decl_constant_value_for_optimization): New prototypes.
2507 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2508 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2509 EXPR_INT_CONST_OPERANDS): Define.
2510 * c-convert.c (convert): Strip nops from expression.
2511 * c-decl.c (groktypename): Take extra parameters expr and
2512 expr_const_operands. Update call to grokdeclarator.
2513 (start_decl): Update call to grokdeclarator. Add statement for
2514 expressions used in type of decl.
2515 (grokparm): Update call to grokdeclarator.
2516 (push_parm_decl): Update call to grokdeclarator.
2517 (build_compound_literal): Add parameter non_const and build a
2518 C_MAYBE_COSNT_EXPR if applicable.
2519 (grokdeclarator): Take extra parameters expr and
2520 expr_const_operands. Track expressions used in declaration
2521 specifiers and declarators. Fold array sizes and track whether
2522 they are constant expressions and whether they are integer
2523 constant expressions.
2524 (parser_xref_tag): Set expr and expr_const_operands fields in
2526 (grokfield): Update call to grokdeclarator.
2527 (start_function): Update call to grokdeclarator.
2528 (build_null_declspecs): Set expr and expr_const_operands fields in
2530 (declspecs_add_type): Handle expressions in typeof specifiers.
2531 * c-parser.c (c_parser_declspecs): Set expr and
2532 expr_const_operands fields for declaration specifiers.
2533 (c_parser_enum_specifier): Likewise.
2534 (c_parser_struct_or_union_specifier): Likewise.
2535 (c_parser_typeof_specifier): Likewise. Update call to
2536 groktypename. Fold expression as needed. Return expressions with
2537 type instead of adding statements.
2538 (c_parser_attributes): Update calls to c_parser_expr_list.
2539 (c_parser_statement_after_labels): Fold expression before passing
2540 to objc_build_throw_stmt.
2541 (c_parser_condition): Fold expression.
2542 (c_parser_asm_operands): Fold expression.
2543 (c_parser_conditional_expression): Use c_save_expr. Update call
2544 to build_conditional_expr.
2545 (c_parser_alignof_expression): Update call to groktypename.
2546 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2547 original_code. Fold expression argument of va_arg. Create
2548 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2549 argument to va_arg. Update calls to groktypename. Fold array
2550 index for offsetof. Verify that first argument to
2551 __builtin_choose_expr has integer type.
2552 (c_parser_postfix_expression_after_paren_type): Update calls to
2553 groktypename and build_compound_literal. Handle expressions with
2554 side effects in type name.
2555 (c_parser_postfix_expression_after_primary): Update call to
2556 c_parser_expr_list. Set original_code for calls to
2557 __builtin_constant_p.
2558 (c_parser_expr_list): Take extra parameter fold_p. Fold
2559 expressions if requested.
2560 (c_parser_objc_type_name): Update call to groktypename.
2561 (c_parser_objc_synchronized_statement): Fold expression.
2562 (c_parser_objc_receiver): Fold expression.
2563 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2564 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2565 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2566 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2567 (struct c_typespec): Add elements expr and expr_const_operands.
2568 (struct c_declspecs): Add elements expr and expr_const_operands.
2569 (groktypename, build_conditional_expr, build_compound_literal):
2571 (in_late_binary_op): Declare.
2572 * c-typeck.c (note_integer_operands): New function.
2573 (in_late_binary_op): New variable.
2574 (decl_constant_value_for_broken_optimization): Move to c-common.c
2575 and rename to decl_constant_value_for_optimization.
2576 (default_function_array_conversion): Do not strip nops.
2577 (default_conversion): Do not call
2578 decl_constant_value_for_broken_optimization.
2579 (build_array_ref): Do not fold result.
2580 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2581 result when operand is a VLA.
2582 (c_expr_sizeof_type): Update call to groktypename. Handle
2583 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2584 result when operand names a VLA type.
2585 (build_function_call): Update call to build_compound_literal.
2586 Only fold result for calls to __builtin_* functions. Strip
2587 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2588 the function designator.
2589 (convert_arguments): Fold arguments. Update call to
2590 convert_for_assignment.
2591 (build_unary_op): Handle increment and decrement of
2592 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2593 decrement earlier. Fold operand of increment and decrement.
2594 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2595 built for integer operand. Wrap returns that are INTEGER_CSTs
2596 without being integer constant expressions or that have integer
2597 constant operands without being INTEGER_CSTs.
2598 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2599 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2600 result is an integer constant expression or can be used in
2601 unevaluated parts of one and avoid folding and wrap as
2602 appropriate. Fold operands before possibly doing -Wsign-compare
2604 (build_compound_expr): Wrap result for C99 if operands can be used
2605 in integer constant expressions.
2606 (build_c_cast): Update call to digest_init. Do not ignore
2607 overflow from casting floating-point constants to integers. Wrap
2608 results that could be confused with integer constant expressions,
2609 null pointer constants or floating-point constants.
2610 (c_cast_expr): Update call to groktypename. Handle expressions
2611 included in type name.
2612 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2613 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2614 Update calls to convert_for_assignment.
2615 (convert_for_assignment): Take new parameter
2616 null_pointer_constant. Do not strip nops or call
2617 decl_constant_value_for_broken_optimization. Set
2618 in_late_binary_op for conversions to boolean.
2619 (store_init_value): Update call to digest_init.
2620 (digest_init): Take new parameter null_pointer_constant. Do not
2621 call decl_constant_value_for_broken_optimization. pedwarn for
2622 initializers not constant expressions. Update calls to
2623 convert_for_assignment.
2624 (constructor_nonconst): New.
2625 (struct constructor_stack): Add nonconst element.
2626 (really_start_incremental_init, push_init_level, pop_init_level):
2627 Handle constructor_nonconst and nonconst element.
2628 (set_init_index): Call constant_expression_warning for array
2630 (output_init_element): Fold value. Set constructor_nonconst as
2631 applicable. pedwarn for initializers not constant expressions.
2632 Update call to digest_init. Call constant_expression_warning
2633 where constant initializers are required.
2634 (process_init_element): Use c_save_expr.
2635 (c_finish_goto_ptr): Fold expression.
2636 (c_finish_return): Fold return value. Update call to
2637 convert_for_assignment.
2638 (c_start_case): Fold switch expression.
2639 (c_process_expr_stmt): Fold expression.
2640 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2641 ensure statement expression is not evaluated in constant expression.
2642 (build_binary_op): Track whether results are integer constant
2643 expressions or may occur in such, disable folding and wrap results
2644 as applicable. Fold operands for -Wsign-compare warnings unless
2646 (c_objc_common_truthvalue_conversion): Handle results folded to
2647 integer constants that are not integer constant expressions.
2648 * doc/extend.texi: Document when typeof operands are evaluated,
2649 that condition of __builtin_choose_expr is an integer constant
2650 expression, and more about use of __builtin_constant_p in
2653 2009-03-29 Richard Guenther <rguenther@suse.de>
2655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2656 propagate addresses of array references.
2658 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
2660 * regmove.c (perhaps_ends_bb_p): Remove.
2661 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
2662 from INSN and check that the main loop stays within that basic block.
2663 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
2664 (regmove_forward_pass): Split out from regmove_optimize. Use
2665 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
2666 (regmove_backward_pass): Split out from regmove_optimize. Use
2667 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
2668 (regmove_optimize): Simplify.
2670 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/i386.c (classify_argument): Ignore flexible array
2674 member in struct and warn ABI change.
2676 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2678 * config/i386/i386-protos.h (ix86_agi_dependent): New.
2680 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
2681 (ix86_adjust_cost): Updated.
2683 2009-03-29 Jan Hubicka <jh@suse.cz>
2686 * tree-pass.h (pass_cleanup_eh): New function.
2687 (remove_unreachable_regions): Break code handling RTL
2688 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
2689 that can not be reached by runtime.
2690 (can_be_reached_by_runtime): New function.
2691 (label_to_region_map): New function.
2692 (num_eh_regions): New function.
2693 (rtl_remove_unreachable_regions): New function.
2694 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
2695 (remove_eh_region): New function.
2696 * except.h: Include sbitmap and vecprim.
2697 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
2698 num_eh_regions): Declare.
2699 * passes.c (init_optimization_passes): Schedule cleanup_eh.
2700 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
2701 * tree-eh.c (tree_remove_unreachable_handlers): New function.
2702 (tree_empty_eh_handler_p): New function.
2703 (cleanup_empty_eh): New function.
2704 (cleanup_eh): New function.
2705 (pass_cleanup_eh): New function.
2707 2009-03-29 Jan Hubicka <jh@suse.cz>
2709 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
2710 for removed regions.
2712 2009-03-29 Jan Hubicka <jh@suse.cz>
2714 * except.c (dump_eh_tree): Dump all datastructures.
2716 2009-03-29 Jan Hubicka <jh@suse.cz>
2718 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
2719 (duplicate_eh_regions_1): Likewise.
2720 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
2721 vector; call EH verification.
2722 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2723 Be ready for region being removed.
2725 2009-03-29 Jan Hubicka <jh@suse.cz>
2727 * bitmap.c (bitmap_last_set_bit): New function.
2728 * bitmap.h (bitmap_last_set_bit): Declare.
2730 2009-03-29 David Ayers <ayers@fsfe.org>
2733 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
2734 by calling objc_compare_types and surpress warnings about
2735 incompatible C pointers that are compatible ObjC pointers.
2737 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
2739 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
2740 call initialize_inline_failed.
2741 (initialize_inline_failed): Move it from here ...
2742 * cgraph.c (initialize_inline_failed): ... to here.
2743 (cgraph_create_edge): Call initialize_inline_failed rather than
2744 setting inline_failed directly.
2746 2009-03-29 Ben Elliston <bje@au.ibm.com>
2749 * sysv4.opt (msdata): Improve comment.
2750 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
2751 * sysv4.h (SVR4_ASM_SPEC): Likewise.
2753 2009-03-29 Ben Elliston <bje@au.ibm.com>
2756 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
2757 load and store attributes.
2759 2009-03-29 Ben Elliston <bje@au.ibm.com>
2761 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
2762 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
2763 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
2764 * doc/extend.texi (X86 Built-in Functions): Add index entries for
2765 __builtin_infq and __builtin_huge_valq.
2767 2009-03-28 Anatoly Sokolov <aesok@post.ru>
2769 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
2771 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
2774 2009-03-28 Xinliang David Li <davidxl@google.com>
2776 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
2777 (do_dbg_cnt): New function.
2779 2009-03-28 Jan Hubicka <jh@suse.cz>
2781 Merge from pretty-ipa:
2783 2009-03-27 Jan Hubicka <jh@suse.cz>
2785 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2786 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
2787 * passes.c (function_called_by_processed_nodes_p): New.
2788 * ipa-pure-const.c (check_call): Fix handling of operands.
2789 (analyze_function): Dump debug output for skipped bodies.
2790 (local_pure_const): Use function_called_by_processed_nodes_p.
2791 * dwarf2out.c (reference_to_unused): Use output.
2792 * passes.c (do_per_function_toporder): Likewise.
2794 2008-11-12 Jan Hubicka <jh@suse.cz>
2796 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
2797 * ipa-pure-const.c (funct_state_d): Add can throw field; make
2798 state_set_in_source enum
2799 (check_decl): Ignore memory tags; do not set fake looping flags;
2801 (check_operand, check_tree, check_rhs_var, check_lhs_var,
2802 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
2803 (check_call, analyze_function): Rewrite.
2805 (add_new_function): Update call of analyze_function.
2806 (generate_summary): Add call of analyze_function.
2807 (propagate): Propagate can_throw; handle state_set_in_source correctly.
2808 (local_pure_const): New function.
2809 (pass_local_pure_const): New pass.
2810 * ipa-inline.c (inline_transform): Set after_inlining.
2811 * tree-eh.c (stmt_can_throw_external): New.
2812 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
2813 work with aliasing built.
2814 * tree-flow.h (stmt_can_throw_external): New.
2815 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
2816 and local pure/const pass in early and late optimization queue.
2818 2009-03-28 Martin Jambor <mjambor@suse.cz>
2820 * fold-const.c (get_pointer_modulus_and_residue): New parameter
2822 (fold_binary): Allow function decl aligment consideration is the
2823 second argument is integer constant one.
2824 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
2825 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
2826 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
2828 2009-03-28 Jan Hubicka <jh@suse.cz>
2830 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
2831 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
2832 * function.h (rtl_data): Add nothrow flag.
2833 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
2834 set DECL_NOTHROW for AVAILABLE functions.
2836 2009-03-28 Jakub Jelinek <jakub@redhat.com>
2838 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
2839 following vector keyword has expansion starting with pixel or bool
2840 keyword, expand vector to __vector and pixel or bool to __pixel or
2844 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
2845 warn_if_disallowed_function_p): Removed.
2846 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
2847 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
2848 warning_if_disallowed_function_p.
2849 * flags.h (warn_if_disallowed_function_p,
2850 warn_disallowed_functions): Removed.
2851 * common.opt (Wdisallowed-function-list=): Removed.
2852 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
2854 2009-03-28 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/38723
2857 * tree-ssa-pre.c (compute_avail): Add all default definitions to
2860 2009-03-28 Jan Hubicka <jh@suse.cz>
2862 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
2863 test introduced by my previous patch.
2865 2009-03-28 Richard Guenther <rguenther@suse.de>
2867 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
2868 the PHIs value undefined.
2870 2009-03-28 Jan Hubicka <jh@suse.cz>
2872 * tree-pass.h (pass_fixup_cfg): New pass.
2873 * ipa-inline.c (inline_transform): Set
2874 always_inline_functions_inlined/after_inlining.
2875 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
2876 (pass_fixup_cfg): New pass.
2877 * passes.c (init_optimization_passes): Add fixup_cfg.
2879 2009-03-28 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/38458
2882 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
2883 argument use the arguments copy-of value.
2885 2009-03-28 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/38180
2888 * tree-ssa-ccp.c (get_default_value): Simplify.
2889 (likely_value): Likewise.
2890 (surely_varying_stmt_p): Properly handle VOP case.
2891 (ccp_initialize): Likewise.
2892 (ccp_fold): Handle propagating through *&.
2893 (fold_const_aggregate_ref): Also handle decls.
2895 2009-03-28 Jan Hubicka <jh@suse.cz>
2897 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2898 * cgraph.h (cgraph_node): Likewise.
2899 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
2900 (cgraph_reset_node): Use process flag.
2901 (cgraph_mark_functions_to_output): Likewise.
2902 (cgraph_expand_function): Likewise.
2903 (cgraph_expand_all_functions): Likewise.
2904 (cgraph_output_in_order): Likewise.
2905 * dwarf2out.c (reference_to_unused): Likewise.
2906 * passes.c do_per_function_toporder): Likewise.
2908 2009-03-28 Jan Hubicka <jh@suse.cz>
2910 Bring from lto-branch:
2912 2008-09-03 Doug Kwan <dougkwan@google.com>
2914 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
2915 enums instead of reason strings.
2916 * cgraph.c (cgraph_create_edge): Same.
2917 (cgraph_inline_failed_string): New function.
2918 * cgraph.h (cgraph_inline_failed_t): New enum type.
2919 (cgraph_inline_failed_string): New prototype.
2920 (struct cgraph_edge): Change type of INLINED_FAILED from constant
2921 char pointer to cgraph_inline_failed_t.
2922 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
2923 (cgraph_default_inline_p): Ditto.
2924 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
2925 to cgraph_inline_failed_t pointer.
2926 * cif-code.def: New file.
2927 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
2929 (cgraph_check_inline_limits): Change type of REASON to pointer to
2930 cgraph_inline_failed_t. Replace reason strings with enums.
2931 (cgraph_default_inline_p): Ditto.
2932 (cgraph_recursive_inlining_p): Ditto.
2933 (update_caller_keys): Change type of FAILED_REASON to
2934 cgraph_inline_failed_t.
2935 (cgraph_set_inline_failed): Change type of REASON to pointer to
2936 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
2937 convert enums to strings for text output.
2938 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
2939 to be of type cgraph_inline_failed_t. Replace reason strings with
2940 enums. Call cgraph_inline_failed_string to covert enums
2941 to strings for text output.
2942 (cgraph_decide_inlining): Replace reason strings with enums.
2943 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
2944 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
2946 * tree-inline.c (expand_call_inline): Change type of REASON
2947 to cgraph_inline_failed_t. Replace reason strings with enums.
2948 Call cgraph_inline_failed_string for text output.
2949 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
2952 2009-03-28 Jan Hubicka <jh@suse.cz>
2954 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
2955 cgraph_clone_node): Remove master clone handling.
2956 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2957 * cgraph.h (master_clone): Remove.
2958 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2959 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
2960 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2962 2009-03-28 Jan Hubicka <jh@suse.cz>
2964 * cgraph.c (cgraph_function_body_availability): Functions declared
2965 inline are always safe to assume that it is not going to be replaced.
2967 2009-03-28 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/38513
2970 * tree-ssa-pre.c (eliminate): Remove redundant stores.
2971 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2972 EXC_PTR_EXPR and FILTER_EXPR.
2973 (get_ref_from_reference_ops): Likewise.
2975 2009-03-28 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/38968
2978 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2979 Use FLOOR_MOD_EXPR to compute misalignment.
2981 2009-03-28 Richard Guenther <rguenther@suse.de>
2983 PR tree-optimization/37795
2984 * tree.h (combine_comparisons): Declare.
2985 * fold-const.c (combine_comparisons): Export.
2986 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
2988 (ifcombine_iforif): Use combine_comparisons.
2990 2009-03-28 Jan Hubicka <jh@suse.cz>
2992 * tree-eh.c (inlinable_call_p): New function.
2993 (make_eh_edges): Use it.
2994 (verify_eh_edges): Use it.
2995 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
2996 * except.c (reachable_next_level): Add inlinable_function argument
2997 (sjlj_find_directly_reachable_regions): Update.
2998 (add_reachable_handler): Do not set saw_any_handlers.
2999 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3000 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3001 Add new inlinable call parameter.
3002 (can_throw_internal, can_throw_external): Update.
3003 * except.h (can_throw_internal_1, can_throw_external_1,
3004 foreach_reachable_handler): Update declaration.
3006 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3008 * config/arm/t-arm-coff, config/h8300/coff.h,
3009 config/i386/i386-aout.h, config/i386/i386-coff.h,
3010 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3011 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3012 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3013 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3014 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3015 sys-types.h: Remove.
3016 * Makefile.in: Remove protoize and fixproto support and references
3018 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3019 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3021 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3022 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3023 unprotoize$(exeext).
3024 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3025 (.PHONY): Don't depend on proto.
3026 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3027 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3028 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3029 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3030 build/gen-protos.o, build/scan.o, xsys-protos.h,
3031 build/fix-header$(build_exeext), build/fix-header.o,
3032 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3033 stmp-install-fixproto): Remove.
3034 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3035 SYSCALLS.c or fixproto files.
3036 (install-common): Don't install protoize.
3037 (install-headers-tar, install-headers-cpio, install-headers-cp):
3038 Don't depend on $(STMP_FIXPROTO).
3039 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3040 install fixproto files or write out fixproto settings.
3041 (uninstall): Don't uninstall protoize.
3042 * config.gcc (use_fixproto): Remove.
3043 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3044 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3045 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3046 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3047 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3048 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3049 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3050 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3051 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3052 * config/t-vxworks (STMP_FIXPROTO): Remove.
3053 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3054 STMP_FIXPROTO): Remove.
3055 * config.in, configure: Regenerate.
3056 * crtstuff.c (gid_t, uid_t): Don't undefine.
3057 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3058 (arm-*-coff, arm-*-aout: Remove target entries.
3059 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3060 Remove mention of AIX 4.1.
3061 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3062 * doc/invoke.texi (Running Protoize): Remove.
3063 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3064 (Protoize Caveats): Remove.
3065 * tsystem.h: Update comments on headers assumed to exist.
3067 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3069 * genautomata.c: Add a new year to the copyright. Add a new
3071 (struct insn_reserv_decl): Add comments for member bypass_list.
3072 (find_bypass): Remove.
3073 (insert_bypass): New.
3074 (process_decls): Use insert_bypass.
3075 (output_internal_insn_latency_func): Output all bypasses with the
3076 same input insn in one switch case.
3078 * rtl.def (define_bypass): Describe bypass choice.
3079 * doc/md.texi (define_bypass): Ditto.
3081 2009-03-27 Richard Guenther <rguenther@suse.de>
3083 * gimplify.c (mark_addressable): Export.
3084 * tree-flow.h (mark_addressable): Declare.
3085 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3086 * tree-ssa.c (verify_phi_args): Verify that address taken
3087 variables have TREE_ADDRESSABLE set.
3089 2009-03-27 Richard Guenther <rguenther@suse.de>
3091 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3092 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3093 Do not mark decls TREE_ADDRESSABLE.
3094 (build_fold_addr_expr): Adjust.
3095 (fold_addr_expr): Remove.
3096 (fold_unary): Use build_fold_addr_expr.
3097 (fold_comparison): Likewise.
3098 (split_address_to_core_and_offset): Likewise.
3099 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3101 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3102 (gimplify_modify_expr_to_memcpy): Mark source and destination
3104 * omp-low.c (create_omp_child_function): Mark the object decl
3106 (lower_rec_input_clauses): Mark the var we take the address of
3108 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3110 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3113 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3114 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3116 2009-03-27 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/39120
3119 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3121 (handle_lhs_call): Process return constraints. Add escape
3122 constraints if necessary.
3123 (handle_const_call): Fill out return constraints. Make nested
3124 case more precise. Avoid consttmp if possible.
3125 (handle_pure_call): Fill out return constraints. Avoid
3126 callused if possible.
3127 (find_func_aliases): Simplify call handling.
3129 2009-03-27 Richard Guenther <rguenther@suse.de>
3131 PR tree-optimization/39120
3132 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3133 as a representative.
3134 (solve_graph): Do propagate CALLUSED.
3135 (handle_pure_call): Use a scalar constraint from CALLUSED for
3137 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3143 * c-common.c (handle_aligned_attribute): Properly check alignment
3144 overflow. Use (1U << i) instead of (1 << i).
3146 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3148 * expr.h (get_mem_align_offset): Updated.
3150 * tree.h (tree_decl_common): Change align to "unsigned int" and
3151 move it before pointer_alias_set.
3153 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3154 Jakub Jelinek <jakub@redhat.com>
3157 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3158 gr_register_operand with gr_reg_or_0_operand.
3159 (cmpxchg_rel_di): Likewise.
3160 (sync_lock_test_and_set<mode>): Likewise.
3162 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3164 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3165 (true_regnum): Likewise.
3167 * rtlanal.c (subreg_info): Moved to ...
3168 * rtl.h (subreg_info): Here. New.
3169 (subreg_get_info): New.
3171 * rtlanal.c (subreg_get_info): Make it extern.
3173 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3176 * config/i386/i386.c (ix86_abi): New.
3177 (override_options): Handle -mabi=.
3178 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3179 (ix86_call_abi_override): Likewise.
3180 (init_cumulative_args): Likewise.
3181 (function_arg_advance): Likewise.
3182 (function_arg_64): Likewise.
3183 (function_arg): Likewise.
3184 (ix86_pass_by_reference): Likewise.
3185 (ix86_function_value_regno_p): Likewise.
3186 (ix86_build_builtin_va_list_abi): Likewise.
3187 (setup_incoming_varargs_64): Likewise.
3188 (is_va_list_char_pointer): Likewise.
3189 (ix86_init_machine_status): Likewise.
3190 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3191 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3192 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3193 (ix86_function_abi): Make it static and return enum calling_abi.
3194 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3196 (ix86_fn_abi_va_list): Updated.
3198 * config/i386/i386.h (ix86_abi): New.
3199 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3200 (CONDITIONAL_REGISTER_USAGE): Likewise.
3201 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3202 (machine_function): Likewise.
3204 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3206 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3207 (STACK_BOUNDARY): Likewise.
3208 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3210 * config/i386/i386.opt (mabi=): New.
3212 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3213 return enum calling_abi.
3214 (ix86_function_type_abi): Likewise.
3215 (ix86_function_abi): Removed.
3217 * doc/invoke.texi: Document -mabi= option for x86.
3219 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3221 * builtins.c (real_dconstp): Delete.
3222 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3224 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3225 Jakub Jelinek <jakub@redhat.com>
3228 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3229 (gen_subprogram_die): When a function is explicit, generate the
3230 DW_AT_explicit attribute.
3231 * langhooks.h (struct lang_hooks_for_decls): Add
3232 function_decl_explicit_p langhook.
3233 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3234 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3236 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3238 * builtins.c (fold_builtin_memory_op): Optimize memmove
3239 into memcpy if we can prove source and destination don't overlap.
3241 * tree-inline.c: Include gt-tree-inline.h.
3242 (clone_fn_id_num): New variable.
3243 (clone_function_name): New function.
3244 (tree_function_versioning): Use it.
3245 * Makefile.in (GTFILES): Add tree-inline.c.
3247 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3249 * BASE-VER: Change to 4.5.0.
3251 2009-03-27 Xinliang David Li <davidxl@google.com>
3253 PR tree-optimization/39557
3254 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3256 2009-03-27 Xinliang David Li <davidxl@google.com>
3258 PR tree-optimization/39548
3259 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3262 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3264 * c-common.c (pointer_int_sum): Use %wd on return from
3267 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3269 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3270 on return from tree_low_cst.
3272 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3275 * ginclude/stdarg.h (va_copy): Define also for
3276 __GXX_EXPERIMENTAL_CXX0X__.
3278 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3281 * builtins.h (c_strlen): Do not warn here.
3282 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3283 * c-common.c (pointer_int_sum): Take an explicit location.
3284 Warn about offsets out of bounds.
3285 * c-common.h (pointer_int_sum): Adjust declaration.
3287 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3289 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3292 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3295 * opts.c (warn_if_disallowed_function_p): Don't assume
3296 get_callee_fndecl must return non-NULL.
3298 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3300 PR rtl-optimization/39522
3301 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3302 when reg_reloaded_valid is set.
3304 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3306 * config/spu/divv2df3.c: New file.
3307 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3308 (DPBIT_FUNCS): Filter out _div_df.
3310 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3312 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3313 a jump insn, count that jump in the distance to the loop start.
3315 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3318 * config/sh/sh.c (calc_live_regs): Fix condition for global
3319 registers except PIC_OFFSET_TABLE_REGNUM.
3321 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3324 * doc/invoke.texi (-mconsole): New.
3328 (-mnop-fun-dllimport): New.
3332 (sub section "i386 and x86-64 Windows Options"): New.
3334 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3336 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3337 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3339 2009-03-25 Richard Guenther <rguenther@suse.de>
3342 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3345 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3347 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3348 neither of haifa/selective schedulers are working.
3350 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3352 * doc/invoke.texi (Debugging Options): Fix description of
3353 -fno-merge-debug-strings.
3355 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3357 * config/cris/libgcc.ver: New version-script.
3358 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3360 * configure.ac <GAS features, nop mnemonic>: Add pattern
3361 crisv32-*-* for "nop".
3362 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3363 * configure: Regenerate.
3365 2009-03-24 Ira Rosen <irar@il.ibm.com>
3367 PR tree-optimization/39529
3368 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3369 mark_sym_for_renaming for the tag copied to the new vector
3372 2009-03-24 Arthur Loiret <aloiret@debian.org>
3374 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3375 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3376 EXTRA_SPEC_FUNCTIONS.
3377 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3378 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3379 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3380 -march and -mtune options.
3382 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3384 * config/m68k/t-rtems: Add m5329 multilib.
3386 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3387 Jakub Jelinek <jakub@redhat.com>
3390 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3393 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3396 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3397 instead of c_parser_expression_conv, if original_code isn't one of the
3398 4 allowed comparison codes, fail.
3400 2009-03-23 Richard Guenther <rguenther@suse.de>
3402 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3403 * tree.h (struct tree_type): Likewise.
3404 * reload.h (struct insn_chain): Likewise.
3405 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3406 * function.h (struct function): Likewise.
3407 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3409 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3411 PR tree-optimization/39516
3412 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3414 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3416 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3417 should be set true if BITS_PER_WORD of target is bigger than 32
3419 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3421 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3422 Translate -B-options to -rpath-link. Correct existing
3423 rpath-link and conditionalize on !nostdlib.
3425 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3427 * doc/extend.texi (Function Attributes, Variable Attributes):
3429 * doc/invoke.texi (Debugging Options, Optimize Options)
3430 (i386 and x86-64 Options, MCore Options): Likewise.
3432 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3435 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3436 it for block local namespace aliases.
3437 (gen_decl_die): Pass context_die to gen_namespace_die.
3439 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3442 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3443 minimum or maximum value.
3445 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3447 * reginfo.c (globalize_reg): Recompute derived reg sets.
3449 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3452 * libgcc2.c (mprotect): Do not use signed arguments for
3453 VirtualProtect, use DWORD arguments. Also fix the 'may
3454 be used uninitialized' warning for the np variable.
3456 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3459 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3460 functions using regparm calling conventions when not optimizing.
3461 (ix86_function_sseregparm): Similarly for sseregparm calling
3464 2009-03-19 Li Feng <nemokingdom@gmail.com>
3467 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3468 dependence if the first conflict is after niter iterations.
3470 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3473 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3474 functions with dynamic stack-pointer adjustments.
3476 2009-03-19 Ben Elliston <bje@au.ibm.com>
3478 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3479 option; change to -msdata=data.
3481 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3483 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3486 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3489 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3491 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3493 * doc/invoke.texi (Code Gen Options): Expand discussion of
3496 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3498 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3499 * matrix-reorg.c (struct matrix_info): Likewise.
3500 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3501 * rtl.h (struct mem_attrs): Likewise.
3502 * df.h (struct df): Likewise.
3503 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3504 * ira-int.h (struct ira_allocno): Likewise.
3505 * df-scan.c (struct df_collection_rec): Likewise.
3506 * ira.c (struct equivalence): Likewise.
3507 * function.c (struct temp_slot): Likewise.
3508 * cfgloop.h (struct loop): Likewise.
3511 * function.c (use_register_for_decl): When not optimizing, disregard
3512 register keyword for variables with types containing methods.
3514 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3517 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3518 (is_simple_operand): Call contains_component_ref_p before calling data
3519 reference analysis that would fail on COMPONENT_REFs.
3521 * tree-vrp.c (search_for_addr_array): Fix formatting.
3523 2009-03-18 Richard Guenther <rguenther@suse.de>
3525 * tree-vect-transform.c (vect_loop_versioning): Fold the
3526 generated comparisons.
3527 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3528 (slpeel_tree_peel_loop_to_edge): Likewise.
3530 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3533 * opts.c (print_specific_help): In addition to `undocumented',
3534 accept `separate' and `joined' flags if passed alone. Describe
3535 output by the first matched one of those.
3536 (common_handle_option): Skip over empty strings.
3537 * gcc.c (display_help): Fix help string for `--help='.
3538 * doc/invoke.texi (Option Summary, Overall Options): With
3539 `--help=', classes and qualifiers can both be repeated, but
3540 only the latter can be negated. One should not pass only
3541 negated qualifiers. Fix markup and examples.
3544 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3546 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3547 and -fhelp=separate.
3549 2009-03-17 Jing Yu <jingyu@google.com>
3552 * function.h (struct rtl_data): Move is_thunk from here...
3553 (struct function): ...to here.
3554 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3555 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3557 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3559 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3560 (alpha_output_function_end_prologue): Likewise.
3561 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3562 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3563 (rs6000_output_function_epilogue): Likewise.
3564 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3566 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3569 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3570 from different units in a single alternative.
3571 (*truncdfsf_i387): Ditto.
3572 (*truncxfsf2_mixed): Ditto.
3573 (*truncxfdf2_mixed): Ditto.
3575 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3577 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3578 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3581 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3582 unused non-artificial variables when not optimizing.
3585 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3586 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3587 NAMESPACE_DECL in its DECL_INITIAL.
3590 * optabs.c (set_user_assembler_libfunc): New function.
3591 * expr.h (set_user_assembler_libfunc): New prototype.
3592 * c-common.c: Include libfuncs.h.
3593 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3594 for memcmp, memset, memcpy, memmove and abort.
3595 * Makefile.in (c-common.o): Depend on libfuncs.h.
3598 * dwarf2out.c (gen_inlined_enumeration_type_die,
3599 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3600 gen_tagged_type_instantiation_die): Removed.
3601 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3604 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3607 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3609 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3610 (check-parallel-%): Ditto.
3611 (check-consistency): Ditto.
3613 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3615 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3616 local variable rhs by NULL_TREE.
3618 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3621 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3623 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3626 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3628 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3631 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3632 for ms->sysv ABI calls only in 64bit mode.
3634 * config/i386/i386.md (untyped_call): Support 32bit.
3636 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3638 * doc/extend.texi: Replace x86_65 with x86_64.
3640 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3642 PR tree-optimization/39455
3643 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3644 mismatches for POINTER_TYPE_P (type).
3645 (number_of_iterations_le): Likewise.
3647 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3649 * config/picochip/picochip.c: Removed profiling support.
3650 * config/picochip/picochip.md: Removed profiling instruction.
3651 * config/picochip/picochip.h: Removed profiling builtin.
3653 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3655 * doc/install.texi (--with-host-libstdcxx): Document.
3657 2009-03-14 Anatoly Sokolov <aesok@post.ru>
3660 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
3661 generate a warning if the function name does not begin with
3662 "__vector" and the function has either the 'signal' or 'interrupt'
3663 attribute, from here to ...
3664 (avr_declare_function_name): ...here. New function.
3665 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
3666 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
3668 2009-03-14 Jakub Jelinek <jakub@redhat.com>
3671 * cse.c (fold_rtx): Don't modify original const_arg1 when
3672 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
3673 separate variable instead.
3674 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
3675 from out of range shift counts.
3676 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
3678 2008-03-13 Catherine Moore <clm@codesourcery.com>
3680 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
3681 diagnostic.h with $(DIAGNOSTIC_H).
3683 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3686 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
3688 * config/i386/sync.md (sync_compare_and_swap<mode>,
3689 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
3690 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
3692 (sync_double_compare_and_swapdi_pic,
3693 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
3694 cmpxchg8b_pic_memory_operand instead of just memory_operand.
3696 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3699 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
3701 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3704 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3705 (avx_addsubv4df3): Likewise.
3706 (*avx_addsubv4sf3): Likewise.
3707 (sse3_addsubv4sf3): Likewise.
3709 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3712 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
3714 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
3717 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
3718 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3719 registers for allocnos created from user-defined variables.
3721 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3724 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
3725 of non-integer mode as well.
3727 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
3729 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
3730 for functions for which the parameter types are unknown.
3732 2009-03-11 Jakub Jelinek <jakub@redhat.com>
3735 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
3736 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
3737 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
3738 * config/i386/i386.c (ix86_local_alignment): For
3739 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
3740 long long variables on the stack to avoid dynamic realignment.
3741 Allow the first argument to be a decl rather than type.
3742 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
3744 2009-03-11 Nick Clifton <nickc@redhat.com>
3747 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
3749 Add description to mno-lsim option.
3750 * config/mcore/mcore.h: Remove comment about deprecated m4align
3752 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
3753 * doc/invoke.texi: Add description of mno-lsim and
3754 mstack-increment options.
3756 * config/fr30/fr30.opt: Document the -mno-lsim option.
3757 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
3758 and -mno-lsim options.
3760 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3762 * fold-const.c (fold_comparison): Only call fold_inf_compare
3763 if the mode supports infinities.
3765 2009-03-11 Jason Merrill <jason@redhat.com>
3768 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
3769 end already did. Notice GIMPLE_CALL modifications of the result.
3770 Don't copy debug information from an ignored decl or a decl from
3773 2009-03-10 Richard Guenther <rguenther@suse.de>
3774 Nathan Froyd <froydnj@codesourcery.com>
3777 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
3778 (__divMODE3): Likewise.
3780 2009-03-09 Jakub Jelinek <jakub@redhat.com>
3782 PR tree-optimization/39394
3783 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
3784 DECL_SIZE_UNIT of variable length FIELD_DECLs.
3786 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3788 * recog.c (verfiy_changes): Disallow renaming of hard regs in
3789 inline asms for register asm ("") declarations.
3791 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
3793 * fold-const.c (fold_unary): Fix comment.
3795 2009-03-07 Jan Hubicka <jh@suse.cz>
3798 * tree-inline.c (setup_one_parameter): Do replacement of const
3799 argument by constant in SSA form.
3801 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3804 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
3805 determine alignment passed to assign_stack_local.
3806 (assign_parms_unsplit_complex): Likewise.
3807 * except.c (sjlj_build_landing_pads): Likewise.
3809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3812 * tree-flow.h (add_referenced_var): Return bool instead of void.
3813 * tree-dfa.c (add_referenced_var): Return result of
3814 referenced_var_check_and_insert call.
3815 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
3816 of referenced_var_check_and_insert.
3819 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
3820 (gen_variable_die): Emit DW_AT_location on abstract static variable's
3821 DIE, don't emit it if abstract origin already has it.
3822 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
3823 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
3825 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3827 * genpreds.c (needs_variable): Fix parentheses at variable name
3829 (write_tm_constrs_h): Indent generated code.
3831 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3833 * doc/extend.texi (Function Attributes): Add documentation
3836 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3839 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
3840 take locus from its DECL_SOURCE_LOCATION instead of input_location.
3842 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3844 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
3847 2009-03-05 Jakub Jelinek <jakub@redhat.com>
3850 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
3851 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
3853 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
3855 * config/i386/i386.md (R8_REG, R9_REG): New constants.
3856 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
3857 constants instead of magic numbers.
3858 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3860 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
3861 (x86_64_ms_abi_int_parameter_registers): Ditto.
3862 (x86_64_int_return_registers): Ditto.
3863 (ix86_maybe_switch_abi): Ditto.
3864 (ix86_expand_call): Ditto for clobbered_registers array.
3865 (ix86_hard_regno_mode_ok): Ditto.
3866 (x86_extended_QIreg_mentioned_p): Ditto.
3868 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
3870 PR tree-optimization/39349
3871 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
3873 * combine.c (gen_lowpart_for_combine): Use omode when generating
3876 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
3878 PR rtl-optimization/39235
3879 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
3881 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3883 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
3885 2009-03-04 Richard Guenther <rguenther@suse.de>
3887 PR tree-optimization/39362
3888 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
3889 that occur in abnormal PHIs should be varying.
3891 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3893 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
3895 (simple_iv): Take loop as an argument instead of statement.
3896 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3897 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
3899 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
3901 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
3902 * matrix-reorg.c (analyze_transpose): Ditto.
3903 * tree-data-ref.c (dr_analyze_innermost): Ditto.
3904 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3905 * tree-predcom.c (ref_at_iteration): Ditto.
3906 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
3908 2009-03-04 Richard Guenther <rguenther@suse.de>
3910 PR tree-optimization/39358
3911 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
3912 escaped_id and callused_id.
3913 (solve_graph): Likewise.
3915 2009-03-04 Richard Guenther <rguenther@suse.de>
3917 PR tree-optimization/39339
3918 * tree-sra.c (try_instantiate_multiple_fields): Make it
3919 no longer ICE on the above.
3921 2009-03-03 Joseph Myers <joseph@codesourcery.com>
3923 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
3924 that fits within Pmode.
3926 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3929 * tm.texi (LIBCALL_VALUE): Update description.
3931 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3934 * doc/extend.texi (section): Update description.
3936 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
3939 * tree-inline.c (remapped_type): New.
3940 (can_be_nonlocal): Call remapped_type instead of remap_type.
3942 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3945 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
3946 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
3948 2009-03-03 Richard Guenther <rguenther@suse.de>
3951 * tree.c (tree_nonartificial_location): New function.
3952 * tree.h (tree_nonartificial_location): Declare.
3953 * builtins.c (expand_builtin_memory_chk): Provide location
3954 of the call location for artificial function pieces.
3955 (maybe_emit_chk_warning): Likewise.
3956 (maybe_emit_sprintf_chk_warning): Likewise.
3957 (maybe_emit_free_warning): Likewise.
3958 * expr.c (expand_expr_real_1): Likewise.
3960 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3962 PR tree-optimization/39343
3963 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
3964 COMPONENT_REF t has ARRAY_TYPE.
3966 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3969 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3970 when the type precision of the induction variable should be
3971 larger than the type precision of nit.
3972 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3973 * graphite.c (graphite_loop_normal_form): Same.
3974 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3976 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3978 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
3979 (*call_1_rex64_ms_sysv): Use named constants instead of magic
3980 numbers to describe clobbered registers.
3981 (*call_value_0_rex64_ms_sysv): Ditto.
3982 * config/i386/mmx.md (mmx_emms): Ditto.
3985 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
3987 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
3990 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3992 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
3993 (spu_section_type_flags): New function.
3995 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
3998 reg_class_contents of FLOAT_REGS into a temporary.
4000 2009-03-02 Richard Guenther <rguenther@suse.de>
4001 Ira Rosen <irar@il.ibm.com>
4003 PR tree-optimization/39318
4004 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4005 information to the vectorized statement.
4007 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4009 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4010 variable. Use defined names instead of magic constants for REX SSE
4013 2009-03-01 Richard Guenther <rguenther@suse.de>
4015 PR tree-optimization/39331
4016 * omp-low.c (lower_send_shared_vars): Do not receive new
4017 values for the reference of DECL_BY_REFERENCE parms or results.
4019 2009-03-01 Jan Hubicka <jh@suse.cz>
4022 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4023 BLOCK_NONLOCALIZED_VAR): New macros.
4024 (tree_block): Add nonlocalized_vars.
4025 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4026 gen_decl_die): Add origin argument. Allow generation of die with
4027 origin at hand only.
4028 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4029 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4031 (gen_block_die): Fix checking for unused blocks.
4032 (process_scope_var): Break out from .... ; work with origins only.
4033 (decls_for_scope) ... here; process nonlocalized list.
4034 (dwarf2out_ignore_block): Look for nonlocalized vars.
4035 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4037 (dump_scope_block): Dump them.
4038 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4039 (remap_block): Likewise.
4040 (can_be_nonlocal): New predicate.
4041 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4043 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4045 * configure: Regenerate.
4047 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4049 * optc-gen.awk: No need to duplicate option flags twice.
4050 Reuse help texts for duplicate options which do not have any.
4052 * gcc.c (display_help): Document --version.
4054 * gcc.c (main): If print_help_list and verbose_flag, ensure
4055 driver output comes before subprocess output.
4057 * optc-gen.awk: Assign all remaining fields to help string,
4058 space-separated, for multi-line help in *.opt.
4060 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4061 -Wno-pedantic-ms-format is for MinGW targets only.
4063 * doc/options.texi (Option file format): Fix bad indentation,
4064 restoring dropped sentence.
4066 2009-02-28 Jan Hubicka <jh@suse.cz>
4068 * tree-inline.c (tree_function_versioning): Output debug info.
4070 2009-02-28 Jan Hubicka <jh@suse.cz>
4073 * tree-inline.c (setup_one_parameter): Do not copy propagate
4074 arguments when not optimizing.
4076 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4080 (avx_addsubv4df3): Likewise.
4081 (*avx_addsubv4sf3): Likewise.
4082 (sse3_addsubv4sf3): Likewise.
4083 (*avx_addsubv2df3): Likewise.
4084 (sse3_addsubv2df3): Likewise.
4085 (avx_unpckhps256): Correct item selectors.
4086 (avx_unpcklps256): Likewise.
4087 (avx_unpckhpd256): Likewise.
4088 (avx_unpcklpd256): Likewise.
4090 2009-02-28 Jan Hubicka <jh@suse.cz>
4092 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4094 (copy_arguments_for_versioning): If var is declared don't declare it.
4095 (tree_function_versioning): First setup substitutions and then copy
4098 2009-02-27 Jan Hubicka <jh@suse.cz>
4101 * cgraph.h (varpool_output_debug_info): Remove.
4102 * cgraphunit.c (varpool_output_debug_info): Remove.
4103 * dwarf2out.c (deferred_locations_struct): New struct
4104 (deferred_locations): New type.
4105 (deferred_locations_list): New static var.
4106 (deffer_location): New function.
4107 (gen_variable_die): Use it.
4108 (decls_for_scope): Output info on local static vars.
4109 (dwarf2out_finish): Process deferred locations.
4110 * varpool.c (varpool_output_debug_info): Remove.
4112 2009-02-27 Jan Hubicka <jh@suse.cz>
4115 * tree.h (TREE_PROTECTED): Fix comment.
4116 (BLOCK_HANDLER_BLOCK): Remove.
4117 (struct tree_block): Remove handler_block add body_block.
4118 (inlined_function_outer_scope_p): New.
4119 (is_body_block): Remove.
4120 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4121 * dwarf2out.c (is_inlined_entry_point): Remove.
4122 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4123 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4125 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4126 * gimplify.c (gimplify_expr): Gimplify body blocks.
4127 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4128 block with multiple subblocks.
4129 (dump_scope_block): Prettier output; dump more flags and info.
4130 (dump_scope_blocks): New.
4131 (remove_unused_locals): Use dump_scope_blocks.
4132 * tree-flow.h (dump_scope_blocks): Declare.
4133 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4134 * stmt.c (is_body_block): Remove.
4135 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4136 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4138 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4141 * graphite.c (graphite_loop_normal_form): Do not call
4142 number_of_iterations_exit from a gcc_assert.
4144 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4146 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4147 jumps if COND is NULL.
4148 (find_cond_jump): New function.
4149 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4150 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4152 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4154 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4155 force_const_mem returns NULL_RTX.
4157 2009-02-26 Jan Hubicka <jh@suse.cz>
4160 * cgraph.h (varpool_output_debug_info): Remove.
4161 * cgraphunit.c (varpool_output_debug_info): Remove.
4162 * dwarf2out.c (deferred_locations_struct): New struct
4163 (deferred_locations): New type.
4164 (deferred_locations_list): New static var.
4165 (deffer_location): New function.
4166 (gen_variable_die): Use it.
4167 (decls_for_scope): Output info on local static vars.
4168 (dwarf2out_finish): Process deferred locations.
4169 * varpool.c (varpool_output_debug_info): Remove.
4171 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4173 PR rtl-optimization/39241
4174 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4175 to subreg_offset_representable_p.
4177 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4179 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4180 execute function prototype. Get f and nregs from max_reg_num
4181 and get_insns. Remove the first backward pass as it's dead,
4182 guard the forward pass by flag_expensive_optimizations.
4183 (rest_of_handle_regmove): Delete.
4184 (pass_regmove): Replace it with regmove_optimize.
4186 2009-02-25 Martin Jambor <mjambor@suse.cz>
4188 PR tree-optimization/39259
4189 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4190 calls_alloca function flags.
4191 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4194 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4196 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4197 flags_set_1_rtx, flags_set_1_set): Delete.
4198 (regmove_optimize): Do not call mark_flags_life_zones.
4200 2009-02-24 Julian Brown <julian@codesourcery.com>
4203 * config/arm/arm.c (require_pic_register): Only set
4204 cfun->machine->pic_reg once per function.
4206 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4208 * doc/invoke.texi (Link Options): Document an easier way to pass
4209 options that take arguments to the GNU linker using -Xlinker and -Wl.
4211 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4214 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4216 2009-02-24 Richard Guenther <rguenther@suse.de>
4219 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4221 2009-02-24 Richard Guenther <rguenther@suse.de>
4222 Zdenek Dvorak <ook@ucw.cz>
4224 PR tree-optimization/39233
4225 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4226 from converting them to a generic type.
4228 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4230 PR tree-optimization/39260
4231 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4232 contains a condition with a real type.
4233 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4235 2009-02-23 Jason Merrill <jason@redhat.com>
4238 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4239 narrowing_initializer_constant_valid_p.
4240 (narrowing_initializer_constant_valid_p): Don't return
4241 null_pointer_node for adding a pointer to itself.
4243 2009-02-23 Jan Hubicka <jh@suse.cz>
4246 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4249 2009-02-23 Jan Hubicka <jh@suse.cz>
4251 PR tree-optimization/37709
4252 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4253 * tree.h (block_ultimate_origin): Declare.
4254 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4255 * tree-ssa-live.c (remove_unused_scope_block_p):
4256 Eliminate blocks containig no instructions nor live variables nor
4258 (dump_scope_block): New function.
4259 (remove_unused_locals): Enable removal of dead blocks by default;
4260 enable dumping at TDF_DETAILS.
4262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4264 * config/i386/i386.c (classify_argument): Don't allow COImode
4266 (function_arg_advance_32): Don't allow OImode.
4267 (function_arg_32): Likewise.
4268 (function_value_32): Likewise.
4269 (return_in_memory_32): Likewise.
4270 (function_arg_64): Remove OImode comment.
4272 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4275 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4276 ix86_expand_vector_set for V4DImode in 64bit mode only.
4277 (ix86_expand_vector_init_one_var): Likewise.
4279 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4281 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4283 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4286 * loop-iv.c: Revert last change.
4287 * emit-rtl.c: Likewise.
4289 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4292 * config/i386/i386.c (type_natural_mode): Remove an extra
4293 space in the warning message.
4294 (function_value_32): Handle 32-byte vector modes.
4295 (return_in_memory_32): Likewise.
4297 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4299 * loop-iv.c (truncate_value): New function.
4300 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4302 (lowpart_subreg): Move to...
4303 * emit-rtl.c: ...here.
4305 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4307 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4308 accidental and undocumented change at revision 140860.
4310 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4312 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4313 take gimple_seq * arguments.
4314 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4315 types_compatible_p langhook.
4317 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4318 Joseph Myers <joseph@codesourcery.com>
4320 * config/arm/arm.c (arm_builtin_va_list): New function.
4321 (arm_expand_builtin_va_start): Likewise.
4322 (arm_gimplify_va_arg_expr): Likewise.
4323 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4324 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4325 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4326 (va_list_type): New variable.
4327 (arm_mangle_type): Mangle va_list_type appropriately.
4329 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4332 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4333 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4334 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4335 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4336 parameter to 1000 for -O1 by default.
4337 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4339 * loop-invariant.c: Include params.h.
4340 (move_loop_invariants): Don't call move_single_loop_invariants on
4343 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4345 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4346 offset when calculating bounds for indexing stack_usage_map. Fixes
4347 a buffer overflow with certain target setups.
4349 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4352 * calls.c (expand_call): Clear try_tail_call if caller and callee
4353 disagree in promotion of function return value.
4355 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4358 * c-common.c (c_determine_visibility): If visibility changed and
4359 DECL_RTL has been already set, call make_decl_rtl to update symbol
4362 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4365 * varasm.c (assemble_variable): Don't check DECL_NAME when
4366 globalizing a variable.
4368 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4371 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4372 expression before any __builtin_trap call.
4373 * c-typeck.c (build_function_call): Convert and check function
4374 arguments before generating a call to a trap. Evaluate the
4375 function arguments before the trap.
4377 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4381 (UNSPEC_FXAM_MEM): New unspec.
4382 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4383 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4384 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4386 2009-02-19 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/39207
4389 PR tree-optimization/39074
4390 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4391 storedanything_tree): New.
4392 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4393 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4394 (build_succ_graph): Add edges from STOREDANYTHING to all
4396 (init_base_vars): Initialize STOREDANYTHING.
4397 (compute_points_to_sets): Free substitution info after
4398 building the succ graph.
4399 (ipa_pta_execute): Likewise.
4401 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4403 (do_ds_constraint): Do not add to special var or non-pointer
4405 (type_could_have_pointers): Split out from ...
4406 (could_have_pointers): ... here. For arrays use the element type.
4407 (create_variable_info_for): Initialize may_have_pointers.
4408 (new_var_info): Likewise.
4409 (handle_lhs_call): Make the HEAP variable unknown-sized.
4410 (intra_create_variable_infos): Use a type with pointers for
4411 PARM_NOALIAS, make it unknown-sized.
4413 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4416 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4418 2009-02-18 Jason Merrill <jason@redhat.com>
4421 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4422 value if DECL_EXTERNAL.
4423 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4424 * target.h (gcc_target::binds_local_p): Clarify "module".
4425 * tree.h (TREE_PUBLIC): Clarify "module".
4427 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4430 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4431 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4433 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4436 * c.opt (Wabi): Support C and ObjC.
4439 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4441 * config/i386/i386.c (classify_argument): Warn once about the ABI
4442 change when passing union with long double.
4444 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4446 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4449 * c-parser.c (c_parser_compound_statement): Always enter and leave
4452 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4455 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4457 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4459 PR tree-optimization/36922
4460 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4461 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4464 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4466 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4469 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4471 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4473 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4475 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4478 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4479 Richard Sandiford <rdsandiford@googlemail.com>
4481 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4482 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4483 (loongson_biadd): ...this.
4485 2009-02-17 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/39202
4488 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4489 a var make sure to follow existing collapses.
4491 2009-02-17 Richard Guenther <rguenther@suse.de>
4494 * langhooks.c (lhd_print_error_function): Check for NULL block.
4496 2009-02-17 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/39204
4499 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4502 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4504 * config/soft-fp/double.h: Update from glibc CVS.
4506 2009-02-17 Richard Guenther <rguenther@suse.de>
4508 PR tree-optimization/39207
4509 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4510 strict-aliasing warnings for pointers pointing to NULL.
4512 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4515 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4516 skipping until next close brace.
4518 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4521 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4522 to function argument boundary.
4524 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4526 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4527 in the lea_add. Reload eventually constraints it properly.
4528 * config/picochip/constraints.md : Remove the target constraint
4529 "b", since it is not needed anymore.
4531 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4533 * gthr-dce.h: Uglify function parameter and local variable names.
4534 * gthr-gnat.h: Likewise.
4535 * gthr-mipssde.h: Likewise.
4536 * gthr-nks.h: Likewise.
4537 * gthr-posix95.h: Likewise.
4538 * gthr-posix.h: Likewise.
4539 * gthr-rtems.h: Likewise.
4540 * gthr-single.h: Likewise.
4541 * gthr-solaris.h: Likewise.
4542 * gthr-tpf.h: Likewise.
4543 * gthr-vxworks.h: Likewise.
4544 * gthr-win32.h: Likewise.
4546 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4549 * config/i386/i386.md: Restrict the new peephole2 to move
4550 between MMX/SSE registers.
4552 2009-02-15 Richard Guenther <rguenther@suse.de>
4555 2009-02-13 Richard Guenther <rguenther@suse.de>
4557 * configure.ac: Enable LFS.
4558 * configure: Re-generate.
4559 * config.in: Likewise.
4561 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4563 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4564 spu_srqwbyte, spu_srqwbytebc): Define.
4565 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4566 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4567 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4568 "shrqby_<mode>"): New insn-and-split patterns.
4569 * config/spu/spu.c (expand_builtin_args): Determine and return
4570 number of operands using spu_builtin_description data.
4571 (spu_expand_builtin_1): Use it.
4573 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4576 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4579 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4582 * config/i386/i386.c (override_options): Correct warning
4583 messages for -malign-loops, -malign-jumps and -malign-functions.
4585 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4588 * config/i386/i386.md: Restrict the new peephole2 to move
4589 between the general purpose registers.
4591 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386.c (type_natural_mode): Add a new argument.
4595 Return the original mode and warn ABI change if vector size is 32byte.
4596 (function_arg_advance): Updated.
4597 (function_arg): Likewise.
4598 (ix86_function_value): Likewise.
4599 (ix86_return_in_memory): Likewise.
4600 (ix86_sol10_return_in_memory): Likewise.
4601 (ix86_gimplify_va_arg): Likewise.
4602 (function_arg_32): Don't warn ABX ABI change here.
4603 (function_arg_64): Likewise.
4605 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4607 * loop-iv.c (implies_p): In the final case, test that operands 0
4608 of the two comparisons match.
4610 * config/bfin/bfin.c (find_prev_insn_start): New function.
4611 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4612 (find_next_insn_start): Move.
4614 2009-02-13 Richard Guenther <rguenther@suse.de>
4616 * configure.ac: Enable LFS.
4617 * configure: Re-generate.
4618 * config.in: Likewise.
4620 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4623 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4624 sizes on syntax error after some arguments have been parsed.
4626 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4628 * doc/invoke.texi (-fira): Remove.
4630 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4632 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4633 * recog.c: Likewise.
4636 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4638 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4639 (umul_ppmm): Likewise.
4640 (count_leading_zeros): Likewise.
4641 (count_trailing_zeros): Likewise.
4642 (UMUL_TIME): Likewise.
4644 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4646 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4647 soft-fp/t-softfp to tmake_file.
4649 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4650 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4651 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4652 IA64_BUILTIN_INFQ]: New.
4653 (ia64_init_builtins): Initialize __builtin_infq,
4654 __builtin_fabsq and __builtin_copysignq if not HPUX.
4655 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4656 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
4658 * config/ia64/lib1funcs.asm (__divtf3): Define only if
4660 (__fixtfti): Likewise.
4661 (__fixunstfti): Likewise.
4662 (__floattitf): Likewise.
4664 * config/ia64/libgcc-glibc.ver: New.
4665 * config/ia64/t-fprules-softfp: Likewise.
4666 * config/ia64/sfp-machine.h: Likewise.
4668 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
4669 (LIBGCC2_TF_CEXT): Likewise.
4670 (TF_SIZE): Likewise.
4671 (TARGET_INIT_LIBFUNCS): Likewise.
4673 * config/ia64/t-glibc (SHLINB_MAPFILES):
4674 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
4676 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4678 * config/i386/i386.c (construct_container): Rewrite processing
4679 BLKmode with X86_64_SSE_CLASS.
4681 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
4684 * config/i386/i386.md: Replace simplify_replace_rtx with
4685 replace_rtx in the new peephole2.
4687 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
4689 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
4690 loop unrolling do not happen at -O2.
4692 2009-02-12 Michael Matz <matz@suse.de>
4694 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
4696 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4698 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
4701 2009-02-12 Ben Elliston <bje@au.ibm.com>
4703 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
4704 patterns when updating the back chain. Missed in the 2009-02-10
4707 2009-02-11 Janis Johnson <janis187@us.ibm.com>
4709 * doc/extend.texi (Decimal Floating Types): Update identifier of
4710 draft TR and list of missing support.
4712 2009-02-11 Jakub Jelinek <jakub@redhat.com>
4715 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
4716 bit to variable length decl's flags, add it also to its
4717 pointer replacement variable.
4719 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
4720 Jakub Jelinek <jakub@redhat.com>
4723 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
4724 (memory_blockage): New expander.
4725 (*memory_blockage): New insn pattern.
4726 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
4727 instead of general blockage at the end of function prologue when
4728 frame pointer is used to access red zone area. Do not emit blockage
4729 when profiling, it is emitted in generic code.
4730 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
4731 function epilogue when frame pointer is used to access red zone area.
4733 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
4736 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
4737 by arithmetic with memory operands.
4738 * config/i386/predicates.md (commutative_operator): New.
4740 2009-02-10 Janis Johnson <janis187@us.ibm.com>
4742 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
4745 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
4747 * alias.h (record_alias_subset): Declare.
4748 * alias.c (record_alias_subset): Make global.
4750 2009-02-10 Nick Clifton <nickc@redhat.com>
4752 * tree-parloops.c: Change license to GPLv3.
4753 * ipa-struct-reorg.c: Change license to GPLv3.
4754 * ipa-struct-reorg.h: Change license to GPLv3.
4756 2009-02-10 Steve Ellcey <sje@cup.hp.com>
4759 * c-decl.c (start_struct): Return NULL on error.
4761 2009-02-10 Jakub Jelinek <jakub@redhat.com>
4764 * cfgloopmanip.c (remove_path): Call remove_bbs after
4765 cancel_loop_tree, not before it.
4768 * function.h (struct function): Add has_local_explicit_reg_vars bit.
4769 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
4770 VAR_DECLs were seen.
4771 * tree-ssa-live.c (remove_unused_locals): Recompute
4772 cfun->has_local_explicit_reg_vars.
4773 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
4774 copies or clearings if cfun->has_local_explicit_reg_vars.
4776 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
4779 * config/i386/i386.c (expand_prologue): Emit blockage at the end
4780 of function prologue when frame pointer is used to access
4783 2009-02-10 Richard Guenther <rguenther@suse.de>
4786 * gimplify.c (gimple_regimplify_operands): Always look if
4787 we need to create a temporary.
4789 2009-02-10 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/39132
4792 * tree-loop-distribution.c (todo): New global var.
4793 (generate_memset_zero): Trigger TODO_rebuild_alias.
4794 (tree_loop_distribution): Return todo.
4796 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
4799 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
4800 (x86_64_reg_class_name): Removed.
4801 (classify_argument): Return 0 if bytes > 32. Return 0 if the
4802 first one isn't X86_64_SSE_CLASS or any other ones aren't
4803 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
4804 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
4805 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
4806 and 3 X86_64_SSEUP_CLASS.
4807 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
4808 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
4810 2009-02-10 Ben Elliston <bje@au.ibm.com>
4812 * config/rs6000/rs6000.md (allocate_stack): Always use an update
4813 form instruction to update the stack back chain word, even if the
4814 user has disabled the generation of update instructions.
4815 (movdi_<mode>_update_stack): New.
4816 (movsi_update_stack): Likewise.
4817 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
4818 always use an update form instruction to update the stack back
4821 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
4824 * graphite.c (if_region_set_false_region): After moving a region in
4825 the false branch of a condition, remove the empty dummy basic block.
4826 (gloog): Remove wrong fix for PR38953.
4828 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4830 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
4831 generation due to implicit sign extension.
4833 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
4836 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
4837 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
4839 2009-02-09 Richard Guenther <rguenther@suse.de>
4842 * convert.c (convert_to_real): Disable (float)fn((double)x)
4843 to fnf(x) conversion if errno differences may occur and
4844 -fmath-errno is set.
4846 2009-02-07 Anatoly Sokolov <aesok@post.ru>
4848 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
4849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4850 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4852 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4855 * c-common.c (handle_alias_attribute): Disallow attribute for
4856 anything not a FUNCTION_DECL or VAR_DECL.
4858 2009-02-06 Janis Johnson <janis187@us.ibm.com>
4861 * real.c (do_compare): Special-case compare of zero against
4862 decimal float value.
4864 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4867 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
4868 as indicating flexible array members unless the field itself is
4869 being declarared as the incomplete array.
4871 2009-02-06 Jan Hubicka <jh@suse.cz>
4873 PR tree-optimization/38844
4874 * ipa-inline.c (try_inline): Stop inlining recursion when edge
4877 2009-02-06 Richard Guenther <rguenther@suse.de>
4880 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
4881 fork because we may expand it as __gcov_fork.
4883 2009-02-06 Nick Clifton <nickc@redhat.com>
4885 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
4887 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
4889 PR tree-optimization/35659
4890 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
4891 vn_phi_eq): Shortcut if hashcode does not match.
4892 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
4894 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
4895 and avoid iterative_hash_expr.
4896 (FOR_EACH_VALUE_ID_IN_SET): New.
4897 (value_id_compare): Remove.
4898 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
4899 sort expressions by value id.
4901 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
4904 * config/sh/predicates.md (general_movsrc_operand): Don't check
4905 the subreg of system registers here.
4907 2009-02-05 Jakub Jelinek <jakub@redhat.com>
4910 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
4913 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
4915 PR rtl-optimization/39110
4916 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
4917 addresses, not aligned ones.
4919 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
4920 Richard Guenther <rguenther@suse.de>
4922 PR tree-optimization/39100
4923 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
4924 comment says and add edges.
4926 2009-02-05 Joseph Myers <joseph@codesourcery.com>
4929 * c-common.c (handle_tls_model_attribute): Ignore attribute for
4930 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
4932 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
4934 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4935 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4936 register_bb_in_sese, new_sese, free_sese): Moved.
4937 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4938 outermost_loop_in_scop, build_scop_iteration_domain,
4939 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4940 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4941 Use loop_in_sese_p instead of loop_in_scop_p.
4942 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
4943 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
4944 (scopdet_basic_block_info): Fix bug in scop detection.
4945 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4946 eq_loop_to_cloog_loop): Remove.
4947 (nb_loops_around_loop_in_scop, nb_loop
4948 ref_nb_loops): Moved here...
4949 * graphite.h (ref_nb_loops): ... from here.
4950 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
4951 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4952 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4953 * testsuite/gcc.dg/graphite/scop-19.c: New
4955 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
4956 Hans-Peter Nilsson <hp@axis.com>
4958 PR rtl-optimization/37889
4959 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
4960 Move offset handling from PLUS to before the switch. Use new
4961 arguments when considering SYMBOL_REFs too.
4962 (rtx_addr_can_trap_p): Pass dummy offset and size.
4963 (enum may_trap_p_flags): Remove.
4964 (may_trap_p_1): Pass size from MEM_SIZE.
4966 PR rtl-optimization/38921
4967 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
4968 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
4969 * rtlanal.c (may_trap_after_code_motion_p): Delete.
4970 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
4972 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
4974 AVX Programming Reference (January, 2009)
4975 * config/i386/sse.md (*vpclmulqdq): New.
4977 2009-02-04 Jakub Jelinek <jakub@redhat.com>
4979 PR tree-optimization/38977
4980 PR gcov-profile/38292
4981 * calls.c (special_function_p): Disregard __builtin_ prefix.
4983 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
4985 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
4986 non-indexable addresses even before reload.
4988 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4991 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
4992 as having variable size. Do not give an error for unnamed
4993 parameters with [*] declarators. Give a warning for type names
4994 with [*] declarators and mark them as variable size.
4995 * c-parser.c (c_parser_sizeof_expression): Do not give an error
4996 for sizeof applied to [*] type names.
4998 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5001 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5003 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5005 * gcc.c (process_command): Update copyright notice dates.
5006 * gcov.c (print_version): Likewise.
5007 * gcov-dump.c (print_version): Likewise.
5008 * mips-tfile.c (main): Likewise.
5009 * mips-tdump.c (main): Likewise.
5011 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5014 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5015 for composite type involving a zero-length array type.
5017 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5020 * function.c (match_asm_constraints_1): Skip over
5021 initial optional % in the constraint.
5024 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5025 supported, don't accept FIXED_CSTs.
5026 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5027 and _Sat is used without _Fract/_Accum. Set specs->type to
5028 integer_type_node for cts_fract/cts_accum if fixed point is not
5031 2009-02-02 Catherine Moore <clm@codesourcery.com>
5033 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5035 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5037 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5038 (ABI_HAS_64BIT_SYMBOLS): Use it.
5039 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5041 2009-02-02 Paul Brook <paul@codesourcery.com>
5043 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5045 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5048 * recog.h (asm_operand_ok): Add constraints argument.
5049 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5050 recurse on matching constraint.
5051 (check_asm_operands): Pass constraints as 3rd argument to
5052 asm_operand_ok. Don't look up matching constraint here.
5053 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5056 2009-02-02 Ben Elliston <bje@au.ibm.com>
5058 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5059 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5061 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5063 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5064 information. Remove some obsolete information. Reorganize.
5066 * config/pa/fptr.c: Revert license to GPL 2.
5067 * config/pa/milli64.S: Likewise.
5069 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5072 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5073 LIBRARY name in, instead of hard-coding it.
5074 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5075 extra target make frag to tmake_files according to EH model.
5076 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5077 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5078 frags that define makefile variable EH_MODEL appropriately.
5079 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5080 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5081 to "-sjlj" according to type of EH configured.
5082 (LIBGCC_SONAME): Concatenate it to shared library base name.
5083 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5084 to "_sjlj" according to type of EH configured.
5085 (LIBGCC_SONAME): Concatenate it to shared library base name.
5086 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5087 (SHLIB_LINK): Add missing semicolon to if-else construct.
5088 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5089 string value of "pe_dll" command-line option.
5090 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5091 (SHLIB_SONAME): Use it when overriding t-cygming default.
5092 (SHLIB_IMPLIB): Override t-cygming default.
5093 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5094 string value of "pe_dll" command-line option.
5096 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5099 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5100 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5102 2009-01-31 Richard Guenther <rguenther@suse.de>
5104 PR tree-optimization/38937
5105 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5106 computing the transitive closure.
5108 2009-01-30 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/39041
5111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5112 Propagate variable indices only if the types match for this stmt.
5114 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5117 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5118 inline but never defined.
5120 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5122 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5123 (*insv_h_di_reg_extimm): New insn.
5124 (*insv_l<mode>_reg_extimm): New insn.
5126 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5128 * config/picochip/picochip.c (flag_conserve_stack): set
5129 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5130 fconserve-stack. Reduce call-overhead used by inliner.
5132 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5135 * common.opt (flag_conserve_stack): Initialised to zero.
5137 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5140 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5141 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5144 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5146 * ira-color.c (allocno_reload_assign): Update comments.
5147 * regmove.c (regmove_optimize): Likewise.
5151 2009-01-29 Robert Millan <rmh@aybabtu.com>
5153 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5154 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5155 `MD_UNWIND_SUPPORT'.
5156 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5158 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5160 PR tree-optimization/39007
5161 * tree-loop-distribution.c (generate_builtin): Use
5162 recompute_dominator to compute the immediate dominator of the
5163 basic block just after the loop.
5165 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5167 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5168 (ASM_OUTPUT_DWARF_PCREL): Define.
5170 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5172 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5173 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5174 global. Modify entries about regmove and IRA.
5176 * ra-conflict.c: Remove the file.
5178 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5180 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5181 (pass_regclass_init): Rename to pass_reginfo_init.
5183 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5185 * toplev.h (flag_ira): Remove.
5187 * caller-save.c (setup_save_areas): Remove flag_ira.
5189 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5191 * global.c: Remove the file.
5193 * opts.c (decode_options): Remove flag_ira.
5195 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5197 * regmove.c: Modify file description.
5198 (find_use_as_address, try_auto_increment): Define them only if
5199 AUTO_INC_DEC is defined.
5200 (replacement_quality, replace_in_call_usage, fixup_match_1,
5201 stable_and_no_regs_but_for_p): Remove.
5202 (reg_set_in_bb): Make it static.
5203 (regmove_optimize): Remove flag_ira and code which worked for
5206 * local-alloc.c: Remove the file.
5208 * common.opt (fira): Remove.
5210 * ira.c: Include except.h.
5211 (eliminable_regset): Move from global.c.
5212 (mark_elimination): Ditto. Remove flag_ira.
5213 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5214 equiv_mem_modified, validate_equiv_mem_from_store,
5215 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5216 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5217 no_equiv, recorded_label_ref): Move from local-alloc.c.
5218 (update_equiv_regs): Ditto. Make it static.
5219 (print_insn_chain, print_insn_chains): Move it from global.c.
5220 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5221 (build_insn_chain): Ditto. Make it static.
5222 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5223 Rename to init_live_subregs.
5224 (gate_ira): Remove flag_ira.
5226 * regclass.c: Rename reginfo.c. Change file description.
5227 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5228 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5229 (init_reg_sets_1): Remove code for evaluation of
5230 reg_class_superclasses and losing_caller_save_reg_set.
5231 (init_regs): Remove init_reg_autoinc.
5232 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5233 ok_for_base_p_nonstrict): Remove.
5234 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5235 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5236 corresponding entries.
5237 (dump_regclass, record_operand_costs, scan_one_insn,
5238 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5239 record_address_regs, auto_inc_dec_reg_p): Remove.
5240 (gt-regclass.h): Rename to gt-reginfo.h.
5242 * rtl.h (dump_global_regs, retry_global_alloc,
5243 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5245 * Makefile.in (RA_H): Remove.
5246 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5247 Rename regclass.o to reginfo.o.
5248 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5250 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5251 (GTFILES): Rename regclass.c to reginfo.c.
5253 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5254 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5256 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5257 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5259 (finish_spills): Ditto. Remove code for !flag_ira.
5261 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5264 * doc/invoke.texi (rtl debug options): Complete rewrite.
5265 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5267 * mode-switching.c (pass_mode_switching): Rename pass from
5268 "mode-sw" to "mode_sw".
5269 * except.c (pass_convert_to_eh_ranges): Rename pass from
5270 "eh-ranges" to "eh_ranges".
5271 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5275 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5276 Alexander Monakov <amonakov@ispras.ru>
5279 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5281 (move_exprs_to_boundary): Change return type and pass through
5282 should_move from move_op. Relax assert. Update usage ...
5283 (schedule_expr_on_boundary): ... here. Use should_move instead of
5285 (move_op_orig_expr_found): Indicate that insn was disconnected from
5287 (code_motion_process_successors): Do not call after_merge_succs
5288 callback if original expression was not found when traversing any of
5290 (code_motion_path_driver): Change return type. Update prototype.
5291 (move_op): Update comment. Add a new parameter (should_move). Update
5292 prototype. Set *should_move based on indication provided by
5293 move_op_orig_expr_found.
5295 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5297 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5298 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5299 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5300 * config/rs6000/rs6000.c (rs6000_override_options): Default
5301 avoid-indexed-addresses on for Power6, off for everything else.
5302 (avoiding_indexed_address_p): New function.
5303 (rs6000_legitimize_address): Use it.
5304 (rs6000_legitimate_address): Likewise.
5305 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5307 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5309 PR tree-optimization/38997
5310 * tree-loop-distribution.c (generate_memset_zero): Use
5311 POINTER_PLUS_EXPR for a pointer addition.
5313 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5315 * config/s390/s390.md (bswap<mode>2): New pattern added.
5317 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5319 * config/s390/s390.md (*tls_load_31): Added type attribute.
5321 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5323 * config/s390/s390.md: Fix a few comments.
5325 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5327 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5328 (*tm<mode>_full): Fixed z10prop attribute.
5329 (*tst<mode>_extimm): Fixed z10prop attribute.
5330 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5331 (*tstqiCCT_cconly): Fixed z10prop attribute.
5332 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5333 (*movsi_larl): Fixed z10prop attribute.
5334 (*movsi_zarch): Fixed z10prop attribute.
5335 (*movsi_eas): Fixed z10prop attribute.
5336 (*movhi): Fixed z10prop attribute.
5337 (*movqi): Fixed z10prop attribute.
5338 (*movstrictqi): Fixed z10prop attribute.
5339 (*mov<mode>): Fixed z10prop attribute.
5340 (*movcc): Fixed z10prop attribute.
5341 (*sethighpartdi_64): Fixed z10prop attribute.
5342 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5343 (*negdi2_sign_cc): Fixed z10prop attribute.
5344 (*negdi2_sign): Fixed z10prop attribute.
5345 (*absdi2_sign_cc): Fixed z10prop attribute.
5346 (*absdi2_sign): Fixed z10prop attribute.
5347 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5348 (*negabsdi2_sign): Fixed z10prop attribute.
5349 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5350 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5351 (doloop_si64): Fixed z10prop attribute.
5352 (doloop_si31): Fixed z10prop attribute.
5353 (doloop_long): Fixed z10prop attribute.
5354 (indirect_jump): Fixed z10prop attribute.
5355 (nop): Fixed z10prop attribute.
5356 (main_base_64): Fixed z10prop attribute.
5357 (reload_base_64): Fixed z10prop attribute.
5359 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5361 PR rtl-optimization/38740
5362 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5364 * config/mips/mips.c (mips_reorg): Likewise.
5366 2009-01-28 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/38926
5369 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5370 with the correct value id to a value.
5371 (do_regular_insertion): Use the value number of edoubleprime
5372 for the value number of the expr.
5375 2008-08-21 Richard Guenther <rguenther@suse.de>
5377 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5378 a PHI ask VN if it is already available.
5379 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5380 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5382 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5385 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5386 set to varying whenever max has TREE_OVERFLOW set, similarly
5387 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5389 2009-01-28 Richard Guenther <rguenther@suse.de>
5392 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5393 uninitialized aggregate uses in call arguments.
5395 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5397 PR tree-optimization/38984
5398 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5399 the nothing_id variable if -fno-delete-null-pointer-checks.
5401 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5404 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5405 (set_got_offset_rex64): Ditto.
5407 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5410 * doc/extend.texi: Improve local variable with asm reg.
5412 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5414 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5415 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5416 was not supplied then set warn_packed_bitfield_compat to the
5418 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5421 2009-01-27 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/38503
5424 * cfgexpand.c (expand_gimple_basic_block): Ignore
5425 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5426 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5427 variables that cannot have TBAA applied.
5428 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5431 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5434 * calls.c (initialize_argument_information): Do not wrap complex
5435 arguments in SAVE_EXPR.
5437 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5439 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5440 (INSTALL_LIBGCC): Revert typo commit.
5442 2009-01-26 Richard Guenther <rguenther@suse.de>
5444 PR tree-optimization/38745
5445 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5446 from special handling.
5448 2009-01-26 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/38745
5451 * tree-ssa.c (execute_update_addresses_taken): Do not include
5452 variables that cannot possibly be a register in not_reg_needs.
5453 Do not clear TREE_ADDRESSABLE on vars that may not become
5455 * tree-ssa.c (update_alias_info_1): Include those in the set
5456 of addressable vars.
5458 2009-01-26 Richard Guenther <rguenther@suse.de>
5461 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5462 * tree-ssa-dse.c: Include langhooks.h
5463 (execute_simple_dse): Remove stores with zero size.
5465 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5468 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5471 2009-01-24 Julian Brown <julian@codesourcery.com>
5473 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5474 config/arm/linux-atomic.c.
5475 * config/arm/linux-atomic.c: New.
5477 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5479 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5480 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5481 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5483 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5486 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5489 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5491 PR tree-optimization/38953
5492 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5493 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5494 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5495 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5498 2009-01-24 Paul Brook <paul@codesourcery.com>
5500 * config/arm/neon.md (neon_type): Move to arm.md.
5501 (neon_mov<VSTRUCT>): Add neon_type attribute.
5502 * config/arm/arm.md (neon_type): Move to here.
5503 (conds): Add "unconditioal" and use as default for NEON insns.
5505 2009-01-24 Ben Elliston <bje@au.ibm.com>
5507 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5508 void *' warning from -Wc++-compat.
5509 * Makefile.in (dominance.o-warn): Remove.
5511 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5513 PR tree-optimization/38932
5514 * fold-const.c (fold_unary_ignore_overflow): New.
5515 * tree.h (fold_unary_ignore_overflow): Declare.
5516 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5517 * tree-ssa-sccvn.c (visit_reference_op_load,
5518 simplify_unary_expression): Likewise.
5520 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5522 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5523 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5524 regardless of their type.
5525 * c-common.c (handle_packed_attribute): Don't ignore packed on
5527 * c.opt (Wpacked-bitfield-compat): New warning option.
5528 * stor-layout.c (place_field): Warn if offset of a field changed.
5529 * doc/extend.texi (packed): Mention the ABI change.
5530 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5531 (Warning Options): Add it to the list.
5533 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5535 * c-opts.c (c_common_post_options): Fix a typo in comments.
5537 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5540 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5541 variables to static.
5542 * doc/invoke.texi (-fmerge-all-constants): Update description.
5544 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5547 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5548 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5550 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5552 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5554 (LOCAL_ALIGNMENT): Similarly.
5556 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5557 Joseph Myers <joseph@codesourcery.com>
5559 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5560 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5561 * config/arm/arm-tune.md: Regenerate.
5562 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5565 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5567 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5568 version number to five.
5570 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5573 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5574 * c-common.c (set_underlying_type): Likewise.
5575 (is_typedef_decl ): Likewise
5577 (set_underlying_type): Likewise.
5578 (is_typedef_type): Likewise.
5580 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5583 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5586 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5589 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5590 (LIBGCC_SPEC): Don't define.
5591 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5593 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5595 PR rtl-optimization/38879
5596 * alias.c (base_alias_check): Unaligned access via AND address can
5597 alias all surrounding object types except those with sizes equal
5598 or wider than the size of unaligned access.
5600 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5603 * c-decl.c (clone_underlying_type): Move this ...
5604 * c-common.c (set_underlying_type): ... here.
5605 Also, make sure the function properly sets TYPE_STUB_DECL() on
5606 the newly created typedef variant type.
5607 (is_typedef_decl ): New entry point.
5608 * tree.h: Added a new member member_types_needing_access_check to
5609 struct tree_decl_non_common.
5610 (set_underlying_type): New entry point.
5611 (is_typedef_type): Likewise.
5613 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5615 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5616 Check whether two instructions have memory references that
5617 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5618 are helper functions for traversing.
5619 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5620 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5621 not to draw dependency edge for instructions with non-conflicting
5624 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5627 * longlong.h: Update copyright years. Use soft-fp license notice.
5628 Sync __clz_tab declaration with glibc.
5630 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5633 * doc/extend.texi (syscall_linkage): New.
5634 (version_id): Modify.
5636 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5637 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/38747
5640 PR tree-optimization/38748
5641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5642 conversion if the base address is an indirect reference and the
5643 aliasing sets could cause issues.
5645 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5647 * common.opt (fgraphite, fgraphite-identity): Add comment for
5648 explaining why these options are not documented.
5650 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5652 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5653 gimple_call_lhs is NULL.
5655 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
5658 * emit-rtl.c (adjust_address_1): Make sure memref is never
5661 2009-01-20 Ben Elliston <bje@au.ibm.com>
5663 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5664 const qualifier from arg parameter. Remove unnecessary cast to char *.
5665 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5666 const qualifier from arg 2.
5668 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5670 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
5672 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
5675 * rtl.h (reinit_regs): New prototype.
5676 * regclass.c: Include ira.h.
5678 * Makefile.in (regclass.o): Add ira.h.
5679 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
5681 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
5684 * c-common.c (handle_aligned_attribute): Use
5685 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
5686 default alignment value.
5688 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
5690 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
5691 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
5693 * doc/extend.texi: Update __attribute__ ((aligned)). Document
5694 __BIGGEST_ALIGNMENT__.
5696 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
5698 2009-01-18 Richard Guenther <rguenther@suse.de>
5700 PR tree-optimization/38819
5701 * tree-flow.h (operation_could_trap_helper_p): Declare.
5702 * tree-eh.c (operation_could_trap_helper_p): Export.
5703 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
5704 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
5705 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
5706 are about to insert a possibly trapping instruction and fail
5709 2009-01-18 Andreas Schwab <schwab@suse.de>
5711 * doc/install.texi (Configuration): Remove obsolete paragraph
5712 about use of --with-gnu-ld with --with-gnu-as.
5714 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
5716 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
5717 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5718 Follow spelling conventions.
5720 2009-01-18 Ben Elliston <bje@au.ibm.com>
5722 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
5723 C++ warning about implicit conversion from void * to struct
5725 (bitmap_obstack_free): Likewise for bitmap_element *.
5726 * Makefile.in (bitmap.o-warn): Remove.
5728 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
5730 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
5732 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
5733 Tobias Grosser <tobi.grosser@amd.com>
5735 * graphite.c (graphite_trans_scop_block): Do not block single
5738 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
5740 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
5741 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
5742 test with assertion.
5744 2009-01-16 Richard Guenther <rguenther@suse.de>
5746 PR tree-optimization/38835
5748 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
5749 and INT + PTR -> (INT)(PTR p+ INT) folding.
5750 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
5752 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
5755 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
5756 the subreg from a lowpart subreg if it is also casting the value.
5758 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5759 Tobias Grosser <tobi.grosser@amd.com>
5761 * graphite.c (compare_prefix_loops): New.
5762 (build_scop_canonical_schedules): Rewritten.
5763 (graphite_transform_loops): Move build_scop_canonical_schedules
5764 after build_scop_iteration_domain.
5766 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5767 Tobias Grosser <tobi.grosser@amd.com>
5769 * graphite.c (add_conditions_to_domain): Add the loops to
5770 the dimension of the iteration domain. Do copy the domain
5771 only when it exists.
5772 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5773 (add_conditions_to_constraints): New.
5774 (can_generate_code_stmt, can_generate_code): Removed.
5775 (gloog): Do not call can_generate_code.
5776 (graphite_transform_loops): Call add_conditions_to_constraints
5777 after building the iteration domain.
5779 2009-01-16 Jakub Jelinek <jakub@redhat.com>
5781 PR tree-optimization/38789
5782 * tree-ssa-threadedge.c
5783 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5784 __builtin_constant_p.
5786 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5788 * dce.c (delete_unmarked_insns): Reversed the order that insns are
5789 examined before deleting them.
5791 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
5793 * function.c (aggregate_value_p): Correctly extract the function
5794 type from CALL_EXPR_FN lookup.
5796 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5798 * config/picochip/picochip.c (picochip_override_options): Revert
5799 CFI asm flag disable commited previously.
5801 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5802 Tobias Grosser <tobi.grosser@amd.com>
5803 Jan Sjodin <jan.sjodin@amd.com>
5805 * graphite.c (scan_tree_for_params): On substractions negate
5806 all the coefficients of the term.
5807 (clast_to_gcc_expression_red): New. Handle reduction expressions
5808 of more than two operands.
5809 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5810 (get_vdef_before_scop): Handle also the case of default definitions.
5812 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5814 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
5815 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
5816 Also use them when walking CALL_INSN_FUNCTION_USAGE.
5818 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
5819 Joey Ye <joey.ye@intel.com>
5822 * cfgexpand.c (expand_stack_alignment): Don't update stack
5823 boundary nor check incoming stack boundary here.
5824 (gimple_expand_cfg): Update stack boundary and check incoming
5825 stack boundary here.
5827 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5829 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
5831 2009-01-14 Jakub Jelinek <jakub@redhat.com>
5833 PR rtl-optimization/38245
5834 * calls.c (expand_call): Add stack arguments to
5835 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5836 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
5837 in regs and partially in memory or BLKmode arguments.
5838 (emit_library_call_value_1): Add stack arguments to
5839 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5840 ACCUMULATE_OUTGOING_ARGS).
5841 * dce.c: Include tm_p.h.
5842 (find_call_stack_args): New function.
5843 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
5845 (mark_insn): Call find_call_stack_args for CALL_Ps.
5846 (prescan_insns_for_dce): Walk insns backwards in bb rather than
5847 forwards. Allocate and free arg_stores bitmap if needed, pass it
5848 down to deletable_insn_p, don't mark stores set in arg_stores
5849 bitmap, clear the bitmap at the beginning of each bb.
5850 * Makefile.in (dce.o): Depend on $(TM_P_H).
5852 2009-01-14 Michael Meissner <gnu@the-meissners.org>
5855 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
5856 to make sure the insn is a conditional test (bug 22599). Reformat a
5859 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5862 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5863 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5864 (gloog): Do not call cleanup_tree_cfg.
5865 (graphite_transform_loops): Call cleanup_tree_cfg after all
5866 scops have been code generated.
5868 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
5869 * doc/gty.texi (Invoking the garbage collector): Added new node
5870 and section documenting ggc_collect.
5872 2009-01-14 Richard Guenther <rguenther@suse.de>
5874 PR tree-optimization/38826
5876 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
5877 initialization notes only if we actually emitted a warning.
5878 (intra_create_variable_infos): Add constraints for a result decl
5879 that is passed by hidden reference.
5880 (build_pred_graph): Mark all related variables non-direct on
5883 2009-01-14 Nick Clifton <nickc@redhat.com>
5885 * ira-conflicts.c: Include addresses.h for the definition of
5887 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
5888 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
5890 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
5893 * Makefile.in (ira-lives.o): Add except.h.
5895 * ira-lives.c: Include except.h.
5896 (process_bb_node_lives): Process can_throw_internal.
5898 2009-01-13 Jakub Jelinek <jakub@redhat.com>
5900 PR rtl-optimization/38774
5901 * combine.c (simplify_set): When undoing cc_use change, don't do
5902 PUT_CODE on the newly created comparison, but instead put back the
5905 2009-01-13 Joseph Myers <joseph@codesourcery.com>
5907 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
5908 values. Remove duplicate arm8 entry.
5910 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5912 PR tree-optimization/38786
5913 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5914 the SSA_NAME case of expand_scalar_variables_expr.
5915 Set the type of an expression to the type of its assign statement.
5916 (expand_scalar_variables_expr): Also gather the scalar computation
5917 used to index the memory access. Do not pass loop_p.
5918 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5919 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5920 the gimple_stmt_iterator where it inserts new code.
5922 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5923 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5925 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5927 * graphite.h (debug_value): Removed.
5928 * graphite.c (debug_value): Removed.
5930 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5932 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
5933 ldrd/strd with two 32-bit instructions.
5935 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5937 * config/arm/arm.c (struct processors): Pass for speed down into
5938 cost helper functions.
5939 (const_ok_for_op): Handle COMPARE and inequality nodes.
5940 (arm_rtx_costs_1): Rewrite.
5941 (arm_size_rtx_costs): Update prototype.
5942 (arm_rtx_costs): Pass speed down to helper functions.
5943 (arm_slowmul_rtx_costs): Rework cost calculations.
5944 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
5945 (arm_9e_rtx_costs): Likewise.
5947 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
5949 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
5950 relocations of local symbols wider than UNITS_PER_WORD are not valid.
5951 (alpha_legitimize_address): Do not split local symbols wider than
5952 UNITS_PER_WORD into HIGH/LO_SUM parts.
5954 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
5957 * gcc.c (process_command): Replace call to execvp with calls
5958 to pex_one and exit.
5960 2009-01-03 Anatoly Sokolov <aesok@post.ru>
5963 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
5964 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
5965 variant for devices with 3-byte PC.
5966 (__tablejump_elpm__): New.
5968 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5971 * c-parser.c (c_parser_postfix_expression): Allow `->' in
5972 offsetof member-designator, handle it as `[0].'.
5974 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5976 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
5977 function when not using named sections on targets with named sections
5978 if branch distance is less than 262132.
5980 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
5982 * combine.c (combine_instructions): Recompute
5983 optimize_this_for_speed_p for each BB in the main combine loop.
5985 2009-01-12 Tomas Bily <tbily@suse.cz>
5988 * tree-loop-distribution.c (prop_phis): New function.
5989 (generate_builtin): Call prop_phis.
5990 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
5992 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5994 PR tree-optimization/38807
5995 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
5996 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
5998 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6000 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6001 subreg of op0 to the original op0.
6003 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6005 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6007 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6010 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6011 starting with digits.
6013 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6016 * config/arm/arm.c (arm_is_long_call_p): Don't call
6017 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6019 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6021 * regrename.c (regrename_optimize): Fix dumping.
6022 (find_oldest_value_reg): Preserve REG_POINTER.
6023 (copy_hardreg_forward_1): Likewise.
6025 2009-01-09 Diego Novillo <dnovillo@google.com>
6027 * gimple.h (struct gimple_statement_base) <uid>: Document
6028 the restrictions on its use.
6030 (gimple_set_uid): Tidy.
6032 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6034 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6035 zero guard even if align_bytes != 0 and count is smaller than
6038 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6040 PR rtl-optimization/38495
6041 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6042 (add_range_and_copies_from_move_list): Print all added ranges.
6043 Add ranges to memory optimized destination.
6045 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6049 * config/i386/i386.c (override_options): Reject
6050 -mstringop-strategy=rep_8byte with -m32.
6051 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6052 to 1. Do count comparison against epilogue_size_needed at compile
6053 time even when count_exp was constant forced into register. For
6054 size_needed don't jump to epilogue, instead just avoid aligning
6055 and invoke the body algorithm. If need_zero_guard, add zero guard
6056 even if count is non-zero, but smaller than size_needed + number of
6057 bytes that could be stored for alignment.
6058 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6059 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6060 but smaller than size_needed + number of bytes that could be stored
6061 for alignment. Compare size_needed with epilogue_size_needed instead
6062 of desired_align - align, don't adjust size_needed, pass
6063 epilogue_size_needed to the epilogue expanders.
6066 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6068 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6070 * pa.c (last_address): Change to unsigned.
6071 (update_total_code_bytes): Change argument to unsigned. Don't
6072 check if insn addresses are set.
6073 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6074 addresses are not set.
6075 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6077 2009-01-09 Nick Clifton <nickc@redhat.com>
6079 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6080 DECL_DECLARED_INLINE_P.
6082 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6085 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6086 GET_MODE (op0) in operand_subword_force calls.
6089 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6090 fold_convert arg0 operands to TREE_TYPE (op0) first.
6092 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6094 * params.def (ira-max-conflict-table-size): Decrease default value
6097 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6099 PR tree-optimization/37031
6100 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6102 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6103 allocate it using gc instead of heap, use VEC_quick_push instead of
6105 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6106 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6107 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6108 allocated vector from heap allocated.
6109 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6110 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6111 vector only after perfect_loop_nest_depth call.
6113 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6114 Jan Sjodin <jan.sjodin@amd.com>
6116 PR tree-optimization/38559
6117 * graphite.c (debug_value, copy_constraint,
6118 swap_constraint_variables, scale_constraint_variable, ): New.
6119 (get_lower_bound, get_upper_bound): Removed.
6120 (graphite_trans_bb_strip_mine): Clean up this code that works
6121 only for constant number of iterations. Fully copy upper and
6122 lower bound constraints, not only the constant part of them.
6123 * graphite.h (debug_value): Declared.
6125 2009-01-08 Ira Rosen <irar@il.ibm.com>
6127 PR tree-optimization/37194
6128 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6129 Don't add the cost of cost model guard in prologue to scalar
6130 outside cost in case of known number of iterations.
6132 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6133 Alan Modra <amodra@bigpond.net.au>
6135 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6136 non-word-aligned REG+CONST addressing.
6138 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6141 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6142 free_after_compilation when outputting a thunk.
6143 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6144 Do not call free_after_compilation here.
6146 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6148 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6149 (ix86_valid_target_attribute_inner_p): Ditto.
6151 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6153 PR tree-optimization/38492
6154 PR tree-optimization/38498
6155 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6156 * tree-chrec.h (scev_is_linear_expression): Declared.
6157 * graphite.c (graphite_cannot_represent_loop_niter): New.
6158 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6159 (graphite_loop_normal_form): Use gcc_assert.
6160 (scan_tree_for_params): Use CASE_CONVERT.
6161 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6162 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6163 Use gcc_assert. Discard scops that contain unhandled cases.
6164 (build_scop_conditions): Return a boolean status for unhandled cases.
6165 (strip_mine_profitable_p): Print the loop number, not its depth.
6166 (is_interchange_valid): Pass the depth of the loop nest, don't
6167 recompute it wrongly.
6168 (graphite_trans_bb_block): Same.
6169 (graphite_trans_bb_block): Print tentative of loop blocking.
6170 (graphite_trans_scop_block): Do not print that the loop has been
6172 (graphite_transform_loops): Do not handle scops that contain condition
6175 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6177 AVX Programming Reference (December, 2008)
6178 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6179 (_mm256_stream_pd): Likewise.
6180 (_mm256_stream_ps): Likewise.
6182 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6183 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6184 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6185 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6186 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6187 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6188 (ix86_expand_special_args_builtin): Likewise.
6190 * config/i386/sse.md (AVXMODEDI): New.
6191 (avx_movnt<mode>): Likewise.
6192 (avx_movnt<mode>): Likewise.
6193 (<sse>_movnt<mode>): Remove AVX support.
6194 (sse2_movntv2di): Likewise.
6196 2009-01-07 Richard Guenther <rguenther@suse.de>
6199 * fold-const.c (extract_muldiv): Remove obsolete comment.
6200 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6201 to PLUS_EXPR canonicalization for the canonicalization.
6203 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6205 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6206 hosted cross-compilers generating less efficient code.
6208 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6210 * function.h (rtl_data): Add a dbr_scheduled_p field.
6211 * reorg.c (dbr_schedule): Set it.
6212 (gate_handle_delay_slots): Check it.
6213 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6214 (mips_reorg): Check flag_delayed_branch instead of
6215 mips_base_delayed_branch.
6216 (mips_override_options): Don't set mips_base_delayed_branch
6217 or flag_delayed_branch.
6219 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6221 PR rtl-optimization/38426.
6222 * ira.c (ira): Set current_function_is_leaf earlier.
6224 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6226 PR rtl-optimization/38722
6227 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6228 too early, only set a flag and modify after last possible
6231 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6234 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6235 * real.c (decimal_single_format): Correct values of emin and emax.
6236 (decimal_double_format): Ditto.
6237 (decimal_quad_format): Ditto.
6238 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6239 computation of DECnn_MIN and DECnn_MAX for corrected values of
6240 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6241 __DECnn_MIN__, and adjust its computation for the corrected value
6244 2009-01-06 Jan Hubicka <jh@suse.cz>
6247 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6249 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6251 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6252 Add Robert Clark to the list of testers.
6254 2009-01-06 Jan Hubicka <jh@suse.cz>
6255 Kai Tietz <kai.tietz@onevision.com>
6257 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6258 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6260 2009-01-06 Jan Hubicka <jh@suse.cz>
6261 Kai Tietz <kai.tietz@onevision.com>
6263 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6265 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6266 (ix86_nsaved_regs): Count only general purpose regs.
6267 (ix86_nsaved_sseregs): New.
6268 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6269 to 16 for w64; compute padding and size of sse reg save area.
6270 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6271 general purpose regs.
6272 (ix86_emit_save_sse_regs_using_mov): New.
6273 (ix86_expand_prologue): Save SSE regs if needed.
6274 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6275 (ix86_emit_restore_sse_regs_using_mov): New.
6276 (ix86_expand_epilogue): Save SSE regs if needed.
6278 2009-01-06 Jan Hubicka <jh@suse.cz>
6279 Kai Tietz <kai.tietz@onevision.com>
6281 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6282 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6283 functions when accumulate outgoing args is off.
6285 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6288 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6289 before using pseudos_have_intersected_live_ranges_p.
6291 * ira-int.h (ira_assert): Always define.
6293 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6295 AVX Programming Reference (December, 2008)
6296 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6297 (_mm256_permute2_pd): Likewise.
6298 (_mm_permute2_ps): Likewise.
6299 (_mm256_permute2_ps): Likewise.
6300 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6301 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6303 * config/i386/i386.c (ix86_builtins): Remove
6304 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6305 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6306 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6307 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6308 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6309 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6310 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6311 __builtin_ia32_vpermil2ps256.
6312 (ix86_init_mmx_sse_builtins): Updated.
6313 (ix86_expand_args_builtin): Likewise.
6315 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6317 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6318 long absolute calls when generating PA 2.0 code.
6320 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6322 PR rtl-optimization/38583
6323 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6325 * params.def (ira-max-conflict-table-size): New.
6327 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6329 * ira.h (ira_conflicts_p): New external definition.
6331 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6332 table. Report this. Return result of building.
6333 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6334 building conflict table.
6336 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6337 (ira_color): Use ira_conflicts_p.
6339 * global.c: Include ira.h.
6340 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6343 * Makefile.in (global.o): Add ira.h.
6345 * ira-build.c (mark_all_loops_for_removal,
6346 propagate_some_info_from_allocno): New.
6347 (remove_unnecessary_allocnos): Call
6348 propagate_some_info_from_allocno.
6349 (remove_low_level_allocnos): New.
6350 (remove_unnecessary_regions): Add parameter. Call
6351 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6352 parameter to remove_unnecessary_regions.
6353 (ira_build): Remove all regions but root if the conflict table was
6354 not built. Update conflict hard regs for allocnos crossing calls.
6356 * ira.c (ira_conflicts_p): New global.
6357 (ira): Define and use ira_conflicts_p.
6359 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6360 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6361 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6363 2009-01-06 Ben Elliston <bje@au.ibm.com>
6365 * gengtype-lex.l (YY_NO_INPUT): Define.
6367 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6370 * c-common.c (handle_vector_size_attribute): Also reject
6373 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6375 PR tree-optimization/38492
6376 * graphite.c (rename_map_elt, debug_rename_elt,
6377 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6378 rename_map_elt_info, eq_rename_map_elts,
6379 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6380 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6381 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6382 (sese_build_livein_liveouts): New.
6383 (new_sese, free_sese): New.
6384 (new_scop): Call new_sese.
6385 (free_scop): Call free_sese.
6386 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6387 (register_old_new_names): Renamed register_old_and_new_names.
6388 (register_scop_liveout_renames, add_loop_exit_phis,
6389 insert_loop_close_phis, struct igp,
6390 default_liveout_before_guard, add_guard_exit_phis,
6391 insert_guard_phis, copy_renames): New.
6392 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6393 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6394 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6395 (scop_adjust_phis_for_liveouts): New.
6396 (gloog): Call scop_adjust_phis_for_liveouts.
6398 * graphite.h (struct sese): Documented. Added fields liveout,
6400 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6401 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6402 (struct scop): Added field liveout_renames.
6403 (SCOP_LIVEOUT_RENAMES): New.
6405 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6407 PR tree-optimization/38510
6408 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6409 (translate_clast): Call recompute_all_dominators before
6411 (gloog): Call recompute_all_dominators before graphite_verify.
6413 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6414 Jan Sjodin <jan.sjodin@amd.com>
6416 PR tree-optimization/38500
6417 * graphite.c (create_sese_edges): Call fix_loop_structure after
6420 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6422 * config.gcc: Add m32r*-*-rtems*.
6423 * config/m32r/rtems.h: New file.
6425 2009-01-05 Ben Elliston <bje@au.ibm.com>
6427 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6428 (.po.pox): Likewise.
6429 (po/gcc.pot): Likewise.
6431 2009-01-04 David S. Miller <davem@davemloft.net>
6433 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6434 (STARTING_FRAME_OFFSET): Always set to zero.
6436 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6438 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6439 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6440 fixed-point types, and vectors of the same.
6442 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6444 * config/mips/sync.md (*mb_barrier): Rename to...
6445 (*memory_barrier): ...this.
6447 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6449 * doc/extend.texi (Function Attributes): Move @cindex after @item
6450 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6451 and put in alphabetical order. Fix 'target' name and put in order.
6452 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6455 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6457 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6458 (memory_barrier): Expand as unspec instead of unspec_volatile.
6459 Remove mem:BLK from insn operands. Use Pmode scratch register.
6460 (*memory_barrier): Define as unspec instead of unspec_volatile.
6461 Use (match_dup 0) as input operand.
6463 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6464 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6465 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6466 scratch register. Remove operand 1.
6467 (*stbar): Define as unspec instead of unspec_volatile.
6468 Use (match_dup 0) as input operand, remove (const_int 8).
6469 (*membar): Define as unspec instead of unspec_volatile.
6470 Use (match_dup 0) as input operand, remove input operand 2.
6472 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6473 (memory_barrier): Expand as unspec instead of unspec_volatile.
6474 Remove mem:BLK from insn operands. Use Pmode scratch register.
6475 (*memory_barrier): Define as unspec instead of unspec_volatile.
6476 Use (match_dup 0) as input operand.
6478 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6479 Remove mem:BLK from insn operands. Use Pmode scratch register.
6480 Set volatile flag on operand 0.
6481 (*memory_barrier): New insn pattern.
6483 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6485 (*memory_barrier): Use (match_dup 0) as input operand.
6487 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6488 Remove mem:BLK from insn operands. Use Pmode scratch register.
6489 Set volatile flag on operand 0.
6490 (*mb_internal): New insn pattern.
6492 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6494 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6497 * function.c (struct temp_slot): Move to the section of the file
6498 that deals with temp slots. Remove field 'address'.
6499 (temp_slot_address_table): New hash table of address -> temp slot.
6500 (struct temp_slot_address_entry): New struct, items for the table.
6501 (temp_slot_address_compute_hash, temp_slot_address_hash,
6502 temp_slot_address_eq, insert_temp_slot_address): Support functions
6504 (find_temp_slot_from_address): Rewrite to use the new hash table.
6505 (remove_unused_temp_slot_addresses): Remove addresses of temp
6506 slots that have been made available.
6507 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6508 worker function for remove_unused_temp_slot_addresses.
6509 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6510 Add the temp slot address to the address -> temp slot map.
6511 (update_temp_slot_address): Update via insert_temp_slot_address.
6512 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6513 (pop_temp_slots): Likewise.
6514 (init_temp_slots): Allocate the address -> temp slot map, or empty
6515 the map if it is already allocated.
6516 (prepare_function_start): Initialize temp slot processing.
6518 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6521 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6522 Calculate the size of all stack vars assuming no packing of stack
6523 vars will happen, replacing a quadratic algorithm with a linear one.
6525 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6528 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6531 2009-01-03 Diego Novillo <dnovillo@google.com>
6533 * doc/contrib.texi: Update contributions.
6535 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6538 * builtins.c (fold_builtin_memory_op): Give up if either operand
6539 is volatile. Set srctype or desttype to non-qualified version
6543 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6546 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6548 PR rtl-optimization/35805
6549 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6550 problem if fast dce is able to remove any instructions.
6551 * dce.c (dce_process_block): Fix dump message.
6553 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6556 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6558 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6561 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6562 * tree-pretty-print.c (op_code_prio): New function.
6563 (op_prio): No longer static. Use op_code_prio.
6564 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6565 Use op_prio and op_code_prio to determine if () should be
6566 printed around operand(s) or not.
6568 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6569 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6570 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6571 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6572 pp_character instead of pp_string for single letter printing.
6574 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6576 * doc/extend.texi: Fix '#pragma GCC option' typo.
6578 2009-01-02 Richard Guenther <rguenther@suse.de>
6580 * doc/install.texi (--enable-checking): Mention different
6582 (--enable-stage1-checking): Document.
6584 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6587 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6588 case to be an error.
6590 2009-01-02 Ben Elliston <bje@au.ibm.com>
6592 * config/fp-bit.h (pack_d): Constify argument.
6593 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6594 (isnan): Constify argument.
6598 (_fpadd_parts): Constify return type.
6599 (_fpmul_parts): Likewise.
6600 (_fpdiv_parts): Likewise.
6602 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6605 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6606 warn about overwriting initializer with side-effects or
6607 -Woverride-init if !IMPLICIT.
6608 (output_init_element): Likewise. Pass IMPLICIT down to
6610 (process_init_element): Add IMPLICIT argument. Pass it down
6611 to output_init_element.
6612 (push_init_element, pop_init_level, set_designator): Adjust
6613 process_init_element callers.
6614 (set_nonincremental_init, set_nonincremental_init_from_string):
6615 Adjust add_pending_init callers.
6616 (output_pending_init_elements): Adjust output_init_element callers.
6617 * c-tree.h (process_init_element): Adjust prototype.
6618 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6619 process_init_element callers.