1 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3 * expmed.c (expand_divmod): Always use a comparison for a division
4 by a large unsigned integer.
6 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
7 for things others than variables or functions as nonzero.
9 2009-04-09 Nick Clifton <nickc@redhat.com>
11 * unwind-compat.c: Change copyright header to refer to version
12 3 of the GNU General Public License with version 3.1 of the
13 GCC Runtime Library Exception and to point readers at the
14 COPYING3 and COPYING3.RUNTIME files and the FSF's license web
16 * config/alpha/crtfastmath.c: Likewise.
17 * config/alpha/linux-unwind.h: Likewise.
18 * config/alpha/qrnnd.asm: Likewise.
19 * config/alpha/vms-crt0-64.c: Likewise.
20 * config/alpha/vms-crt0.c: Likewise.
21 * config/alpha/vms-dwarf2.asm: Likewise.
22 * config/alpha/vms-dwarf2eh.asm: Likewise.
23 * config/alpha/vms-psxcrt0-64.c: Likewise.
24 * config/alpha/vms-psxcrt0.c: Likewise.
25 * config/alpha/vms_tramp.asm: Likewise.
26 * config/arc/initfini.c: Likewise.
27 * config/arc/lib1funcs.asm: Likewise.
28 * config/arm/bpabi-v6m.S: Likewise.
29 * config/arm/bpabi.S: Likewise.
30 * config/arm/bpabi.c: Likewise.
31 * config/arm/crti.asm: Likewise.
32 * config/arm/crtn.asm: Likewise.
33 * config/arm/ieee754-df.S: Likewise.
34 * config/arm/ieee754-sf.S: Likewise.
35 * config/arm/lib1funcs.asm: Likewise.
36 * config/arm/libunwind.S: Likewise.
37 * config/arm/linux-atomic.c: Likewise.
38 * config/arm/mmintrin.h: Likewise.
39 * config/arm/pr-support.c: Likewise.
40 * config/arm/unaligned-funcs.c: Likewise.
41 * config/arm/unwind-arm.c: Likewise.
42 * config/arm/unwind-arm.h: Likewise.
43 * config/avr/libgcc.S: Likewise.
44 * config/bfin/crti.s: Likewise.
45 * config/bfin/crtlibid.s: Likewise.
46 * config/bfin/crtn.s: Likewise.
47 * config/bfin/lib1funcs.asm: Likewise.
48 * config/bfin/linux-unwind.h: Likewise.
49 * config/cris/arit.c: Likewise.
50 * config/cris/cris_abi_symbol.c: Likewise.
51 * config/darwin-64.c: Likewise.
52 * config/darwin-crt2.c: Likewise.
53 * config/darwin-crt3.c: Likewise.
54 * config/darwin.h: Likewise.
55 * config/dbxelf.h: Likewise.
56 * config/dfp-bit.c: Likewise.
57 * config/dfp-bit.h: Likewise.
58 * config/elfos.h: Likewise.
59 * config/fixed-bit.c: Likewise.
60 * config/fixed-bit.h: Likewise.
61 * config/fp-bit.c: Likewise.
62 * config/fp-bit.h: Likewise.
63 * config/fr30/crti.asm: Likewise.
64 * config/fr30/crtn.asm: Likewise.
65 * config/fr30/lib1funcs.asm: Likewise.
66 * config/freebsd-spec.h: Likewise.
67 * config/frv/cmovd.c: Likewise.
68 * config/frv/cmovh.c: Likewise.
69 * config/frv/cmovw.c: Likewise.
70 * config/frv/frvbegin.c: Likewise.
71 * config/frv/frvend.c: Likewise.
72 * config/frv/lib1funcs.asm: Likewise.
73 * config/glibc-stdint.h: Likewise.
74 * config/h8300/clzhi2.c: Likewise.
75 * config/h8300/crti.asm: Likewise.
76 * config/h8300/crtn.asm: Likewise.
77 * config/h8300/ctzhi2.c: Likewise.
78 * config/h8300/fixunssfsi.c: Likewise.
79 * config/h8300/lib1funcs.asm: Likewise.
80 * config/h8300/parityhi2.c: Likewise.
81 * config/h8300/popcounthi2.c: Likewise.
82 * config/i386/ammintrin.h: Likewise.
83 * config/i386/att.h: Likewise.
84 * config/i386/avxintrin.h: Likewise.
85 * config/i386/biarch64.h: Likewise.
86 * config/i386/bmmintrin.h: Likewise.
87 * config/i386/cpuid.h: Likewise.
88 * config/i386/cross-stdarg.h: Likewise.
89 * config/i386/crtfastmath.c: Likewise.
90 * config/i386/crtprec.c: Likewise.
91 * config/i386/cygming-crtbegin.c: Likewise.
92 * config/i386/cygming-crtend.c: Likewise.
93 * config/i386/cygwin.asm: Likewise.
94 * config/i386/emmintrin.h: Likewise.
95 * config/i386/gmm_malloc.h: Likewise.
96 * config/i386/gthr-win32.c: Likewise.
97 * config/i386/i386.h: Likewise.
98 * config/i386/immintrin.h: Likewise.
99 * config/i386/linux-unwind.h: Likewise.
100 * config/i386/linux64.h: Likewise.
101 * config/i386/mm3dnow.h: Likewise.
102 * config/i386/mmintrin-common.h: Likewise.
103 * config/i386/mmintrin.h: Likewise.
104 * config/i386/nmmintrin.h: Likewise.
105 * config/i386/pmm_malloc.h: Likewise.
106 * config/i386/pmmintrin.h: Likewise.
107 * config/i386/smmintrin.h: Likewise.
108 * config/i386/sol2-c1.asm: Likewise.
109 * config/i386/sol2-ci.asm: Likewise.
110 * config/i386/sol2-cn.asm: Likewise.
111 * config/i386/sol2-gc1.asm: Likewise.
112 * config/i386/tmmintrin.h: Likewise.
113 * config/i386/unix.h: Likewise.
114 * config/i386/w32-unwind.h: Likewise.
115 * config/i386/wmmintrin.h: Likewise.
116 * config/i386/x86-64.h: Likewise.
117 * config/i386/x86intrin.h: Likewise.
118 * config/i386/xmmintrin.h: Likewise.
119 * config/ia64/crtbegin.asm: Likewise.
120 * config/ia64/crtend.asm: Likewise.
121 * config/ia64/crtfastmath.c: Likewise.
122 * config/ia64/crti.asm: Likewise.
123 * config/ia64/crtn.asm: Likewise.
124 * config/ia64/fde-glibc.c: Likewise.
125 * config/ia64/lib1funcs.asm: Likewise.
126 * config/ia64/linux-unwind.h: Likewise.
127 * config/ia64/quadlib.c: Likewise.
128 * config/ia64/unwind-ia64.c: Likewise.
129 * config/linux.h: Likewise.
130 * config/m32c/m32c-lib1.S: Likewise.
131 * config/m32c/m32c-lib2-trapv.c: Likewise.
132 * config/m32c/m32c-lib2.c: Likewise.
133 * config/m32r/initfini.c: Likewise.
134 * config/m68hc11/larith.asm: Likewise.
135 * config/m68hc11/m68hc11-crt0.S: Likewise.
136 * config/m68k/cf.md: Likewise.
137 * config/m68k/crti.s: Likewise.
138 * config/m68k/crtn.s: Likewise.
139 * config/m68k/lb1sf68.asm: Likewise.
140 * config/m68k/linux-unwind.h: Likewise.
141 * config/mcore/crti.asm: Likewise.
142 * config/mcore/crtn.asm: Likewise.
143 * config/mcore/lib1.asm: Likewise.
144 * config/mips/linux-unwind.h: Likewise.
145 * config/mips/loongson.h: Likewise.
146 * config/mips/mips16.S: Likewise.
147 * config/mmix/crti.asm: Likewise.
148 * config/mmix/crtn.asm: Likewise.
149 * config/pa/fptr.c: Likewise.
150 * config/pa/hpux-unwind.h: Likewise.
151 * config/pa/lib2funcs.asm: Likewise.
152 * config/pa/linux-atomic.c: Likewise.
153 * config/pa/linux-unwind.h: Likewise.
154 * config/pa/milli64.S: Likewise.
155 * config/pa/quadlib.c: Likewise.
156 * config/pa/stublib.c: Likewise.
157 * config/picochip/libgccExtras/adddi3.asm: Likewise.
158 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
159 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
160 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
161 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
162 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
163 * config/picochip/libgccExtras/divmod15.asm: Likewise.
164 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
165 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
166 * config/picochip/libgccExtras/longjmp.asm: Likewise.
167 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
168 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
169 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
170 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
171 * config/picochip/libgccExtras/setjmp.asm: Likewise.
172 * config/picochip/libgccExtras/subdi3.asm: Likewise.
173 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
174 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
175 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
176 * config/rs6000/750cl.h: Likewise.
177 * config/rs6000/altivec.h: Likewise.
178 * config/rs6000/biarch64.h: Likewise.
179 * config/rs6000/crtresfpr.asm: Likewise.
180 * config/rs6000/crtresgpr.asm: Likewise.
181 * config/rs6000/crtresxfpr.asm: Likewise.
182 * config/rs6000/crtresxgpr.asm: Likewise.
183 * config/rs6000/crtsavfpr.asm: Likewise.
184 * config/rs6000/crtsavgpr.asm: Likewise.
185 * config/rs6000/darwin-asm.h: Likewise.
186 * config/rs6000/darwin-fallback.c: Likewise.
187 * config/rs6000/darwin-fpsave.asm: Likewise.
188 * config/rs6000/darwin-ldouble.c: Likewise.
189 * config/rs6000/darwin-tramp.asm: Likewise.
190 * config/rs6000/darwin-unwind.h: Likewise.
191 * config/rs6000/darwin-vecsave.asm: Likewise.
192 * config/rs6000/darwin-world.asm: Likewise.
193 * config/rs6000/e500crtres32gpr.asm: Likewise.
194 * config/rs6000/e500crtres64gpr.asm: Likewise.
195 * config/rs6000/e500crtres64gprctr.asm: Likewise.
196 * config/rs6000/e500crtrest32gpr.asm: Likewise.
197 * config/rs6000/e500crtrest64gpr.asm: Likewise.
198 * config/rs6000/e500crtresx32gpr.asm: Likewise.
199 * config/rs6000/e500crtresx64gpr.asm: Likewise.
200 * config/rs6000/e500crtsav32gpr.asm: Likewise.
201 * config/rs6000/e500crtsav64gpr.asm: Likewise.
202 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
203 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
204 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
205 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
206 * config/rs6000/eabi-ci.asm: Likewise.
207 * config/rs6000/eabi-cn.asm: Likewise.
208 * config/rs6000/eabi.asm: Likewise.
209 * config/rs6000/linux-unwind.h: Likewise.
210 * config/rs6000/linux64.h: Likewise.
211 * config/rs6000/paired.h: Likewise.
212 * config/rs6000/paired.md: Likewise.
213 * config/rs6000/ppc64-fp.c: Likewise.
214 * config/rs6000/ppu_intrinsics.h: Likewise.
215 * config/rs6000/rs6000.h: Likewise.
216 * config/rs6000/si2vmx.h: Likewise.
217 * config/rs6000/sol-ci.asm: Likewise.
218 * config/rs6000/sol-cn.asm: Likewise.
219 * config/rs6000/spe.h: Likewise.
220 * config/rs6000/spu2vmx.h: Likewise.
221 * config/rs6000/sysv4.h: Likewise.
222 * config/rs6000/tramp.asm: Likewise.
223 * config/rs6000/vec_types.h: Likewise.
224 * config/s390/linux-unwind.h: Likewise.
225 * config/s390/tpf-unwind.h: Likewise.
226 * config/score/crti.asm: Likewise.
227 * config/score/crtn.asm: Likewise.
228 * config/sh/crt1.asm: Likewise.
229 * config/sh/crti.asm: Likewise.
230 * config/sh/crtn.asm: Likewise.
231 * config/sh/divtab-sh4-300.c: Likewise.
232 * config/sh/divtab-sh4.c: Likewise.
233 * config/sh/divtab.c: Likewise.
234 * config/sh/lib1funcs-4-300.asm: Likewise.
235 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
236 * config/sh/lib1funcs.asm: Likewise.
237 * config/sh/lib1funcs.h: Likewise.
238 * config/sh/linux-atomic.asm: Likewise.
239 * config/sh/linux-unwind.h: Likewise.
240 * config/sh/shmedia.h: Likewise.
241 * config/sh/sshmedia.h: Likewise.
242 * config/sh/ushmedia.h: Likewise.
243 * config/sparc/crtfastmath.c: Likewise.
244 * config/sparc/linux-unwind.h: Likewise.
245 * config/sparc/sol2-c1.asm: Likewise.
246 * config/sparc/sol2-ci.asm: Likewise.
247 * config/sparc/sol2-cn.asm: Likewise.
248 * config/spu/divmodti4.c: Likewise.
249 * config/spu/divv2df3.c: Likewise.
250 * config/spu/float_disf.c: Likewise.
251 * config/spu/float_unsdidf.c: Likewise.
252 * config/spu/float_unsdisf.c: Likewise.
253 * config/spu/float_unssidf.c: Likewise.
254 * config/spu/mfc_multi_tag_release.c: Likewise.
255 * config/spu/mfc_multi_tag_reserve.c: Likewise.
256 * config/spu/mfc_tag_release.c: Likewise.
257 * config/spu/mfc_tag_reserve.c: Likewise.
258 * config/spu/mfc_tag_table.c: Likewise.
259 * config/spu/multi3.c: Likewise.
260 * config/spu/spu_internals.h: Likewise.
261 * config/spu/spu_intrinsics.h: Likewise.
262 * config/spu/spu_mfcio.h: Likewise.
263 * config/spu/vec_types.h: Likewise.
264 * config/spu/vmx2spu.h: Likewise.
265 * config/stormy16/stormy16-lib2.c: Likewise.
266 * config/svr4.h: Likewise.
267 * config/sync.c: Likewise.
268 * config/v850/lib1funcs.asm: Likewise.
269 * config/vxlib-tls.c: Likewise.
270 * config/vxlib.c: Likewise.
271 * config/vxworks-dummy.h: Likewise.
272 * config/xtensa/crti.asm: Likewise.
273 * config/xtensa/crtn.asm: Likewise.
274 * config/xtensa/ieee754-df.S: Likewise.
275 * config/xtensa/ieee754-sf.S: Likewise.
276 * config/xtensa/lib1funcs.asm: Likewise.
277 * config/xtensa/lib2funcs.S: Likewise.
278 * config/xtensa/linux-unwind.h: Likewise.
279 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
280 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
281 * coretypes.h: Likewise.
282 * crtstuff.c: Likewise.
283 * defaults.h: Likewise.
284 * dwarf2.h: Likewise.
285 * emutls.c: Likewise.
286 * gbl-ctors.h: Likewise.
287 * gcov-io.h: Likewise.
288 * ginclude/float.h: Likewise.
289 * ginclude/iso646.h: Likewise.
290 * ginclude/stdarg.h: Likewise.
291 * ginclude/stdbool.h: Likewise.
292 * ginclude/stddef.h: Likewise.
293 * ginclude/stdfix.h: Likewise.
294 * ginclude/stdint-gcc.h: Likewise.
295 * ginclude/tgmath.h: Likewise.
296 * gthr-aix.h: Likewise.
297 * gthr-dce.h: Likewise.
298 * gthr-gnat.c: Likewise.
299 * gthr-gnat.h: Likewise.
300 * gthr-lynx.h: Likewise.
301 * gthr-mipssde.h: Likewise.
302 * gthr-nks.h: Likewise.
303 * gthr-posix.c: Likewise.
304 * gthr-posix.h: Likewise.
305 * gthr-posix95.h: Likewise.
306 * gthr-rtems.h: Likewise.
307 * gthr-single.h: Likewise.
308 * gthr-solaris.h: Likewise.
309 * gthr-tpf.h: Likewise.
310 * gthr-vxworks.h: Likewise.
311 * gthr-win32.h: Likewise.
313 * libgcc2.c: Likewise.
314 * libgcc2.h: Likewise.
315 * libgcov.c: Likewise.
316 * tsystem.h: Likewise.
317 * typeclass.h: Likewise.
318 * unwind-c.c: Likewise.
319 * unwind-compat.h: Likewise.
320 * unwind-dw2-fde-compat.c: Likewise.
321 * unwind-dw2-fde-darwin.c: Likewise.
322 * unwind-dw2-fde-glibc.c: Likewise.
323 * unwind-dw2-fde.c: Likewise.
324 * unwind-dw2-fde.h: Likewise.
325 * unwind-dw2.c: Likewise.
326 * unwind-dw2.h: Likewise.
327 * unwind-generic.h: Likewise.
328 * unwind-pe.h: Likewise.
329 * unwind-sjlj.c: Likewise.
330 * unwind.inc: Likewise.
331 * config/arm/neon-gen.ml: Change generated copyright header to
332 refer to version 3 of the GNU General Public License with
333 version 3.1 of the GCC Runtime Library Exception and to point
334 readers at the COPYING3 and COPYING3.RUNTIME files and the
335 FSF's license web page.
336 * config/arm/arm_neon.h: Regenerate.
338 2009-04-09 Jakub Jelinek <jakub@redhat.com>
340 * config/cris/cris.md: Change copyright header to refer to version
341 3 of the GNU General Public License.
342 * doc/install.texi2html: Change copyright header to refer to version
343 3 of the GNU General Public License and to point readers at the
344 COPYING3 file and the FSF's license web page.
345 * config/vax/linux.h: Likewise.
347 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
349 * config/i386/i386.md (cmpcc): New.
350 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
351 (sync_compare_and_swap_cc*): Delete.
353 * config/s390/s390.c (s390_compare_emitted): Remove.
354 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
355 s390_compare_emitted used to be handled. Assert that modes match.
356 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
357 refer to sync_compare_and_swap_ccsi.
358 * config/s390/s390.h (s390_compare_emitted): Remove.
359 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
360 instead of s390_compare_emitted.
361 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
362 instead of s390_compare_emitted.
363 * config/s390/s390.md (cmpcc): New.
364 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
365 CC_REGNUM, do not pretend it's set.
366 (sync_compare_and_swap_cc*): Delete.
367 * config/s390/predicates.md (cc_reg_operand): New.
369 * expr.c (sync_compare_and_swap_cc): Delete.
370 * optabs.h (sync_compare_and_swap_cc): Delete.
371 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
372 is being used with can_compare_p.
373 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
375 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
376 look for a MODE_CC set instead. Use emit_store_flag.
377 (expand_compare_and_swap_loop): Likewise, with some additional
378 complication to avoid a force_reg when useless. Use
379 emit_cmp_and_jump_insns.
380 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
381 * doc/md.texi (sync_compare_and_swap_cc): Merge with
382 sync_compare_and_swap documentation.
384 * config/i386/i386.md (cmpcc): New.
385 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
386 (sync_compare_and_swap_cc*): Delete.
388 * config/s390/s390.c (s390_compare_emitted): Remove.
389 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
390 s390_compare_emitted used to be handled. Assert that modes match.
391 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
392 refer to sync_compare_and_swap_ccsi.
393 * config/s390/s390.h (s390_compare_emitted): Remove.
394 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
395 instead of s390_compare_emitted.
396 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
397 instead of s390_compare_emitted.
398 * config/s390/s390.md (cmpcc): New.
399 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
400 CC_REGNUM, do not pretend it's set.
401 (sync_compare_and_swap_cc*): Delete.
402 * config/s390/predicates.md (cc_reg_operand): New.
404 * expr.c (sync_compare_and_swap_cc): Delete.
405 * optabs.h (sync_compare_and_swap_cc): Delete.
406 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
407 is being used with can_compare_p.
408 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
410 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
411 look for a MODE_CC set instead. Use emit_store_flag.
412 (expand_compare_and_swap_loop): Likewise, with some additional
413 complication to avoid a force_reg when useless. Use
414 emit_cmp_and_jump_insns.
415 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
416 * doc/md.texi (sync_compare_and_swap_cc): Merge with
417 sync_compare_and_swap documentation.
419 2009-04-09 Jan Hubicka <jh@suse.cz>
421 * except.c (find_prev_try): Break out from ....
422 (duplicate_eh_regions): ... here; properly update prev_try pointers
423 when duplication part of tree.
424 (dump_eh_tree): Improve dumping.
425 (verify_eh_region): New.
426 (verify_eh_tree): Use it.
428 2009-04-06 Richard Guenther <rguenther@suse.de>
430 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
431 &ARRAY addresses by adjusting their types and prepending
433 * tree-cfg.c (verify_gimple_assign_single): Verify that
434 addresses are correct.
436 2009-04-09 Richard Guenther <rguenther@suse.de>
438 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
439 indices into an array reference if possible.
440 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
441 Fold POINTER_PLUS_EXPR statements with invariant address.
443 2009-04-09 Alan Modra <amodra@bigpond.net.au>
446 * config.gcc (powerpc64-*-linux*): Always build biarch.
448 2009-04-09 Joseph Myers <joseph@codesourcery.com>
451 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
452 it and pedwarn if this results in an INTEGER_CST.
454 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
456 * doc/install.texi: Update minimum GMP version. Remove obsolete
457 text in MPFR section.
459 2009-04-08 Jakub Jelinek <jakub@redhat.com>
461 * dwarf2out.c (class_scope_p): New static inline.
462 (class_or_namespace_scope_p): Use it.
463 (gen_variable_die): Use DW_TAG_member tag for static data member
464 declarations instead of DW_TAG_variable.
467 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
470 2009-04-08 Richard Guenther <rguenther@suse.de>
472 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
473 valueize random data.
475 2009-04-08 David Edelsohn <edelsohn@gnu.org>
477 * config.gcc (aix tm_file): Add aix-stdint.h.
478 (aix tm clause use_gcc_stdint): Set to wrap.
479 * config/rs6000/aix-stdint.h: New file.
481 2009-04-08 Richard Guenther <rguenther@suse.de>
484 * tree-dfa.c (add_referenced_var): Do not recurse into
486 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
488 (fold_const_aggregate_ref): Likewise.
490 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
492 * recog.c (ordered_comparison_operator): New.
493 * gensupport.c (std_preds): Add it.
494 * doc/md.texi (Machine-Independent Predicates): Document it.
496 2009-04-08 Jan Hubicka <jh@suse.cz>
498 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
499 * function.h (rtl_eh): Remove exception_handler_label_map.
500 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
501 remove_exception_handler_label, for_each_eh_label_1): Remove.
502 (rtl_remove_unreachable_regions): Remove.
503 (convert_from_eh_region_ranges): Do not remove unreachable regions.
504 (find_exception_handler_labels): Don't build the hashtable.
505 (maybe_remove_eh_handler): Remove.
506 (for_each_eh_label): Rewrite to walk the tree.
507 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
508 * except.h (maybe_remove_eh_handler): Remove.
509 * passes.c (init_optimization_passes): Schedule second EH cleanup
511 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
512 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
514 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
516 * genoutput.c (validate_optab_operands): New.
517 (gen_insn, gen_expand): Call it.
519 * genflags.c (gen_insn): Detect misused iterators.
520 (main): Pass line_no to gen_insn, exit with status 1 on error.
522 * genextract.c (line_no): Make global.
523 (VEC_safe_set_locstr): Change assertion to error message.
524 (main): Exit with status 1 on error.
526 2009-04-08 Joseph Myers <joseph@codesourcery.com>
530 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
531 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
532 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
533 * c-convert.c (convert): Do not call fold on results of conversion
534 functions when the result is a C_MAYBE_CONST_EXPR.
535 * c-parser.c (c_parser_postfix_expression): Do not fold condition
536 of __builtin_choose_expr.
537 * c-typeck.c (remove_c_maybe_const_expr): New.
538 (build_unary_op, build_conditional_expr, build_compound_expr,
539 build_binary_op, c_objc_common_truthvalue_conversion): Call
540 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
543 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
545 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
546 CODE to produce a new one. Add a prototype to use fold_convert_const
548 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
551 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
552 mix declarations and code.
554 2009-04-08 Ben Elliston <bje@au.ibm.com>
556 * gcc.c: Replace `CC' with `GCC' throughout.
558 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
560 * doc/invoke.texi: Document Atom support.
562 2009-04-07 Jason Merrill <jason@redhat.com>
565 * c-common.h, c-common.c: Add flag_pretty_templates.
566 * c-opts.c (c_common_handle_option): Set it.
567 * c.opt: Add -fno-pretty-templates.
568 * doc/invoke.texi (C++ Dialect Options): Likewise.
570 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
572 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
573 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
574 (ia64_expand_builtin): Likewise.
576 2009-04-07 Martin Jambor <mjambor@suse.cz>
578 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
579 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
580 ADDR_EXPRS are include too.
582 2009-04-07 Richard Guenther <rguenther@suse.de>
584 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
585 decls are only used if passes as parameters or if they are
586 local statics and the call is not to a builtin.
587 (call_may_clobber_ref_p_1): Likewise.
589 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
591 * expr.c (do_store_flag): Remove last argument. Simplify code
592 to avoid duplication of tests already done by can_compare_p.
593 (expand_expr_real_1): Adjust caller.
595 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
597 * optabs.c (can_compare_p): Test the predicate of a
598 cbranch and cstore pattern.
600 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
602 * expr.c (convert_move): Use emit_store_flag instead of
605 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
607 * config/i386/i386.c (ix86_compare_emitted): Remove.
608 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
609 ix86_compare_op0 like ix86_compare_emitted used to be handled.
610 * config/i386/i386.h (ix86_compare_emitted): Remove.
611 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
612 instead of ix86_compare_emitted.
613 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
615 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
617 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
618 Add t-sysroot-suffix to tmake_file.
619 * config/print-sysroot-suffix.sh: New file.
620 * config/t-sysroot-suffix: New file.
622 2009-04-07 Ben Elliston <bje@au.ibm.com>
624 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
625 as the latter produces a warning when the target does not support
628 2009-04-07 Ben Elliston <bje@au.ibm.com>
630 * dfp.c: Replace type punning assignments with memcpy throughout.
631 * Makefile.in (dfp.o-warn): Remove.
633 2009-04-07 Alan Modra <amodra@bigpond.net.au>
636 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
637 Include soft-fp/t-softfp after rs6000/t-linux64.
639 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
641 * stor-layout.c (set_sizetype): Use the full precision of their
642 machine mode for bitsize types.
644 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
646 * config/i386/i386.md: Revert 2 accidental checkins.
648 2009-04-06 Joey Ye <joey.ye@intel.com>
649 Xuepeng Guo <xuepeng.guo@intel.com>
650 H.J. Lu <hongjiu.lu@intel.com>
652 Atom pipeline model, tuning and insn selection.
653 * config.gcc (atom): Add atom config options and target.
655 * config/i386/atom.md: New.
657 * config/i386/i386.c (atom_cost): New cost.
658 (m_ATOM): New macro flag.
659 (initial_ix86_tune_features): Set m_ATOM.
660 (x86_accumulate_outgoing_args): Likewise.
661 (x86_arch_always_fancy_math_387): Likewise.
662 (processor_target): Add Atom cost.
663 (cpu_names): Add Atom cpu name.
664 (override_options): Set Atom ISA.
665 (ix86_issue_rate): New case PROCESSOR_ATOM.
666 (ix86_adjust_cost): Likewise.
668 * config/i386/i386.h (TARGET_ATOM): New target macro.
669 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
670 (TARGET_OPT_AGU): New target option.
671 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
672 (processor_type): Add PROCESSOR_ATOM.
674 * config/i386/i386.md (cpu): Add new value "atom".
675 (use_carry, movu): New attr.
676 (atom.md): Include atom.md.
677 (adddi3_carry_rex64): Set attr "use_carry".
678 (addqi3_carry): Likewise.
679 (addhi3_carry): Likewise.
680 (addsi3_carry): Likewise.
681 (*addsi3_carry_zext): Likewise.
682 (subdi3_carry_rex64): Likewise.
683 (subqi3_carry): Likewise.
684 (subhi3_carry): Likewise.
685 (subsi3_carry): Likewise.
686 (x86_movdicc_0_m1_rex64): Likewise.
687 (*x86_movdicc_0_m1_se): Likewise.
688 (x86_movsicc_0_m1): Likewise.
689 (*x86_movsicc_0_m1_se): Likewise.
690 (*adddi_1_rex64): Emit add insn as much as possible.
691 (*addsi_1): Likewise.
692 (return_internal): Set atom_unit.
693 (return_internal_long): Likewise.
694 (return_pop_internal): Likewise.
695 (*rcpsf2_sse): Set atom_sse_attr attr.
696 (*qrt<mode>2_sse): Likewise.
697 (*prefetch_sse): Likewise.
699 * config/i386/i386-c.c (ix86_target_macros_internal): New case
701 (ix86_target_macros_internal): Likewise.
703 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
704 (*prefetch_sse_rex): Likewise.
705 (sse_rcpv4sf2): Likewise.
706 (sse_vmrcpv4sf2): Likewise.
707 (sse_sqrtv4sf2): Likewise.
708 (<sse>_vmsqrt<mode>2): Likewise.
709 (sse_ldmxcsr): Likewise.
710 (sse_stmxcsr): Likewise.
711 (*sse_sfence): Likewise.
712 (sse2_clflush): Likewise.
713 (*sse2_mfence): Likewise.
714 (*sse2_lfence): Likewise.
715 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
716 (<sse>_movup<ssemodesuffixf2c>): Likewise.
717 (avx_movdqu<avxmodesuffix>): Likewise.
718 (avx_lddqu<avxmodesuffix>): Likewise.
719 (sse2_movntv2di): Change attr "type" to "ssemov".
720 (sse2_movntsi): Likewise.
721 (rsqrtv8sf2): Change attr "type" to "sseadd".
722 (sse3_addsubv2df3): Set attr "atom_unit".
723 (sse3_h<plusminus_insn>v4sf3): Likewise.
724 (*sse2_pmaddwd): Likewise.
725 (*vec_extractv2di_1_rex64): Likewise.
726 (*vec_extractv2di_1_avx): Likewise.
727 (sse2_psadbw): Likewise.
728 (ssse3_phaddwv8hi3): Likewise.
729 (ssse3_phaddwv4hi3): Likewise.
730 (ssse3_phadddv4si3): Likewise.
731 (ssse3_phadddv2si3): Likewise.
732 (ssse3_phaddswv8hi3): Likewise.
733 (ssse3_phaddswv4hi3): Likewise.
734 (ssse3_phsubwv8hi3): Likewise.
735 (ssse3_phsubwv4hi3): Likewise.
736 (ssse3_phsubdv4si3): Likewise.
737 (ssse3_phsubdv2si3): Likewise.
738 (ssse3_phsubswv8hi3): Likewise.
739 (ssse3_phsubswv4hi3): Likewise.
740 (ssse3_pmaddubsw128): Likewise.
741 (sse3_pmaddubsw: Likewise.
742 (ssse3_palignrti): Likewise.
743 (ssse3_palignrdi): Likewise.
745 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
747 * doc/install.texi (Specific): Fix two cross-references to MinGW.
749 2009-04-06 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/28868
752 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
753 of which PHI results we inserted.
754 (insert_into_preds_of_block): Record inserted PHIs.
755 (eliminate): Eliminate redundant PHI nodes.
756 (init_pre): Init inserted_phi_names.
758 2009-04-06 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/39643
761 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
762 IMAGPART_EXPRs of complex constants.
763 (execute_fold_all_builtins): If we folded a call queue
764 TODO_update_address_taken.
766 2009-04-06 Jan Hubicka <jh@suse.cz>
769 * except.c (remove_unreachable_regions): Propagate may_contain_throw
772 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
774 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
776 (ic_invalidate_array): Likewise.
778 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
780 * calls.c (emit_library_call_value_1): Fix a problem with parameter
781 alignment for library calls.
783 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
785 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
786 (mingw32 tm clause use_gcc_stdint): Set to wrap.
787 * config/i386/mingw-stdint.h: New file.
789 2009-04-05 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/39648
792 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
793 our &A vs. &A[0] IL deficiencies.
795 2009-04-04 Jan Hubicka <jh@suse.cz>
797 * except.c (sjlj_find_directly_reachable_regions): Be ready for
798 removed toplevel regions.
799 (sjlj_mark_call_sites): Likewise.
801 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
803 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
804 (cygwin tm clause use_gcc_stdint): Set to wrap.
805 * config/i386/cygwin-stdint.h: New file.
807 2009-04-04 Richard Guenther <rguenther@suse.de>
809 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
810 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
811 single-argument PHIs if we are in loop-closed SSA form.
812 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
813 for the pre-condition.
814 (slpeel_tree_peel_loop_to_edge): Likewise.
815 (vect_build_loop_niters): Take an optional sequence to append stmts.
816 (vect_generate_tmps_on_preheader): Likewise.
817 (vect_do_peeling_for_loop_bound): Take extra guards for the
819 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
820 the cost model check.
821 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
822 guards if we are going to peel. Do not apply versioning in that
824 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
825 (vect_do_peeling_for_loop_bound): Likewise.
826 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
827 loop bound only record extra pre-conditions, do not apply loop
830 2009-04-04 Richard Guenther <rguenther@suse.de>
832 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
835 2009-04-04 Jan Hubicka <jh@suse.cz>
837 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
838 last_basic_block for size of bb->index indexed array.
839 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
840 compute_out, link_btr_uses, build_btr_def_use_webs,
841 build_btr_def_use_webs, migrate_btr_defs): Likewise.
843 2009-04-04 Jan Hubicka <jh@suse.cz>
845 * except.c (remove_eh_handler_and_replace): Break out from ...
846 (remove_eh_handler): ... here.
847 (bring_to_root): New function.
848 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
849 handled ones, bring others to root of tree.
851 2009-04-04 Jan Hubicka <jh@suse.cz>
853 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
854 (all_phis_safe_to_merge): New function.
855 (update_info): New structure.
856 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
857 (cleanup_empty_eh): Update SSA if possible.
859 2009-04-04 Richard Guenther <rguenther@suse.de>
861 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
862 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
863 (append_vuse): Likewise.
865 2009-04-04 Jakub Jelinek <jakub@redhat.com>
867 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
868 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
869 instead of REG_UNSAVED for DW_CFA_undefined.
870 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
871 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
874 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
877 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
878 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
879 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
881 2009-04-04 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/8781
884 PR tree-optimization/37892
885 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
886 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
887 (valueize_refs): Call it for *& valueizations.
888 (shared_reference_ops_from_ref): Rename to ...
889 (valueize_shared_reference_ops_from_ref): ... this and valueize.
890 (shared_reference_ops_from_call): Rename to ...
891 (valueize_shared_reference_ops_from_call): ... this and valueize.
892 (vn_reference_lookup): Update.
893 (visit_reference_op_call): Likewise.
894 * tree-ssa-pre.c (phi_translate_1): Fold *&.
895 (eliminate): Value-replace the call address in call statements.
897 2009-04-04 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/39636
900 * tree-ssa-forwprop.c
901 (forward_propagate_addr_into_variable_array_index): Check for
902 GIMPLE_ASSIGN before accessing the rhs code.
904 2009-04-03 Jason Merrill <jason@redhat.com>
906 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
908 2009-04-03 Steve Ellcey <sje@cup.hp.com>
910 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
911 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
912 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
913 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
914 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
915 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
916 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
917 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
918 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
919 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
920 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
921 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
922 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
923 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
924 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
925 Use fr_reg_or_fp01_operand instead of fr_register_operand
927 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
928 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
929 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
931 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
933 PR rtl-optimization/39607
934 PR rtl-optimization/39631
936 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
937 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
938 instead of DF_LR_OUT.
939 * ira-lives.c (process_bb_node_lives): Ditto.
940 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
941 instead of DF_LR_{OUT,IN}.
942 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
943 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
945 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
947 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
948 (execute_lower_omp): Always run but take the short way out if -fopenmp
950 (gate_lower_omp): Remove, forcing the pass manager to always run the
951 pass and always set PROP_gimple_lomp.
952 (pass_lower_omp): Remove gate function.
953 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
954 PROP_trees. Instead, require it.
955 * ipa-cp.c (pass_ipa_cp): Likewise.
956 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
957 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
958 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
961 2009-04-03 Richard Guenther <rguenther@suse.de>
964 PR tree-optimization/23940
965 PR tree-optimization/33237
968 PR tree-optimization/36201
969 PR tree-optimization/36230
970 PR tree-optimization/38049
971 PR tree-optimization/38207
972 PR tree-optimization/38230
973 PR tree-optimization/38301
974 PR tree-optimization/38585
976 PR tree-optimization/38985
977 PR tree-optimization/39299
978 * tree-ssa-structalias.h: Remove.
979 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
980 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
981 (struct vuse_element_d): Remove.
982 (struct vuse_vec_d): Likewise.
983 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
984 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
985 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
986 VUSE_ELEMENT_VAR): Likewise.
987 (struct voptype_d): Likewise.
988 (NUM_VOP_FREE_BUCKETS): Likewise.
989 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
990 (struct stmt_operands_d): Remove.
991 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
992 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
993 VDEF_NUM, VDEF_VECT): Likewise.
994 (copy_virtual_operands): Remove.
995 (operand_build_cmp): Likewise.
996 (create_ssa_artificial_load_stmt): Likewise.
997 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
998 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
999 vuse_index and mayuse_index members. Pack and move done and iter_type
1000 members to the front.
1001 (SSA_OP_VMAYUSE): Remove.
1002 (SSA_OP_VIRTUAL_USES): Adjust.
1003 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1004 (unlink_stmt_vdef): Declare.
1005 (add_to_addressable_set): Remove.
1006 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1007 (vrp_visit_stmt): Likewise.
1008 * doc/tree-ssa.texi (Alias analysis): Update.
1009 * doc/invoke.texi (max-aliased-vops): Remove docs.
1010 (avg-aliased-vops): Likewise.
1011 * tree-into-ssa.c (syms_to_rename): Remove.
1012 (need_to_update_vops_p): Likewise.
1013 (need_to_initialize_update_ssa_p): Rename to ...
1014 (update_ssa_initialized_fn): ... this. Track function we are
1016 (symbol_marked_for_renaming): Simplify.
1017 (add_new_name_mapping): Do not set need_to_update_vops_p.
1018 (dump_currdefs): Use SYMS_TO_RENAME.
1019 (rewrite_update_stmt): Always walk all uses/defs.
1020 (dump_update_ssa): Adjust.
1021 (init_update_ssa): Take function argument. Track what we are
1023 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1024 (create_new_def_for): Initialize for cfun, assert we are initialized
1026 (mark_sym_for_renaming): Simplify.
1027 (mark_set_for_renaming): Do not initialize update-ssa.
1028 (need_ssa_update_p): Simplify. Take function argument.
1029 (name_mappings_registered_p): Assert we ask for the correct function.
1030 (name_registered_for_update_p): Likewise.
1031 (ssa_names_to_replace): Likewise.
1032 (release_ssa_name_after_update_ssa): Likewise.
1033 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1034 (dump_decl_set): Do not print a newline.
1035 (debug_decl_set): Do it here.
1036 (dump_update_ssa): And here.
1037 * tree-ssa-loop-im.c (move_computations): Adjust.
1038 (movement_possibility): Likewise.
1039 (determine_max_movement): Likewise.
1040 (gather_mem_refs_stmt): Likewise.
1041 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1043 * tree-complex.c (update_all_vops): Remove.
1044 (expand_complex_move): Adjust.
1045 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1046 Simplify test for memory referencing statement. Exclude
1047 non-invariant ADDR_EXPRs.
1048 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1049 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1050 (rdg_flag_uses): Likewise.
1051 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1053 (tree_optimize_tail_calls_1): Also split the
1054 edge from the entry block if we have degenerate PHI nodes in
1055 the first basic block.
1056 * tree.c (init_ttree): Remove memory-tag related code.
1057 (tree_code_size): Likewise.
1058 (tree_node_structure): Likewise.
1059 (build7_stat): Re-write to be build6_stat.
1060 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1061 (SSA_VAR_P): Adjust.
1062 (struct tree_memory_tag): Remove.
1063 (struct tree_memory_partition_tag): Likewise.
1064 (union tree_node): Adjust.
1065 (build7): Re-write to be build6.
1066 * tree-pass.h (pass_reset_cc_flags): Remove.
1067 (TODO_update_address_taken): New flag.
1068 (pass_simple_dse): Remove.
1069 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1070 * params.h (MAX_ALIASED_VOPS): Remove.
1071 (AVG_ALIASED_VOPS): Likewise.
1072 * omp-low.c (expand_omp_taskreg): Update SSA form.
1073 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1074 aliases the lhs in a copy stmt.
1075 * tree-ssa-dse.c (struct address_walk_data): Remove.
1076 (memory_ssa_name_same): Likewise.
1077 (memory_address_same): Likewise.
1078 (get_kill_of_stmt_lhs): Likewise.
1079 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1080 unused stores. Look through PHI nodes into post-dominated regions.
1081 (dse_optimize_stmt): Simplify. Properly remove stores.
1082 (tree_ssa_dse): Compute dominators.
1083 (execute_simple_dse): Remove.
1084 (pass_simple_dse): Likewise.
1085 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1086 gimple_loaded_syms and gimple_stored_syms computation.
1087 * toplev.c (dump_memory_report): Dump alias and pta stats.
1088 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1089 (vn_reference_eq): Likewise.
1090 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1091 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1092 valueize_vuses): Remove.
1093 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1094 (get_def_ref_stmt_vuse): ... this.
1095 (vn_reference_lookup_2): New function.
1096 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1097 walking equivalent vuses. Simplify.
1098 (vn_reference_lookup): Likewise.
1099 (vn_reference_insert): Likewise.
1100 (vn_reference_insert_pieces): Likewise.
1101 (visit_reference_op_call): Simplify.
1102 (visit_reference_op_load): Likewise.
1103 (visit_reference_op_store): Likewise.
1104 (init_scc_vn): Remove shared_lookup_vuses initialization.
1105 (free_scc_vn): Remove shared_lookup_vuses freeing.
1106 (sort_vuses, sort_vuses_heap): Remove.
1107 (get_ref_from_reference_ops): Export.
1108 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1109 vector with single vuse pointer.
1110 (vn_reference_lookup_pieces, vn_reference_lookup,
1111 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1112 (shared_vuses_from_stmt): Remove.
1113 (get_ref_from_reference_ops): Declare.
1114 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1115 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1116 memory-tag related code.
1117 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1118 (likely_value): Add comment, skip static-chain of call statements.
1119 (surely_varying_stmt_p): Adjust.
1120 (gimplify_and_update_call_from_tree): Likewise.
1121 (execute_fold_all_builtins): Do not rebuild alias info.
1122 (gimplify_and_update_call_from_tree): Properly update VOPs.
1123 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1124 (copy_ref_info): Remove memory-tag related code.
1125 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1126 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1127 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1129 * tree-ssa-dom.c (gimple_p): Remove typedef.
1130 (eliminate_redundant_computations): Adjust.
1131 (record_equivalences_from_stmt): Likewise.
1132 (avail_expr_hash): Likewise.
1133 (avail_expr_eq): Likewise.
1134 * tree-ssa-propagate.c (update_call_from_tree): Properly
1136 (stmt_makes_single_load): Likewise.
1137 (stmt_makes_single_store): Likewise.
1138 * tree-ssa-alias.c: Rewrite completely.
1139 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1140 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1141 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1142 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1143 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1144 Remove public functions.
1145 (pass_reset_cc_flags): Remove.
1146 (pass_build_alias): Move ...
1147 * tree-ssa-structalias.c (pass_build_alias): ... here.
1148 * tree-ssa-alias.c (may_be_aliased): Move ...
1149 * tree-flow-inline.h (may_be_aliased): ... here.
1150 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1151 count_uses_and_derefs): Move ...
1152 * gimple.c: ... here.
1153 * gimple.h (count_uses_and_derefs): Declare.
1154 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1155 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1156 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1157 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1158 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1159 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1160 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1162 * tree-dfa.c (refs_may_alias_p): Move ...
1163 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1164 * tree-ssa-alias.h: New file.
1165 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1166 (statement_sink_location): Likewise.
1167 * opts.c (decode_options): Do not adjust max-aliased-vops or
1168 avg-aliased-vops values.
1169 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1170 (TV_CALL_CLOBBER): Likewise.
1171 (TV_FLOW_SENSITIVE): Likewise.
1172 (TV_FLOW_INSENSITIVE): Likewise.
1173 (TV_MEMORY_PARTITIONING): Likewise.
1174 (TV_ALIAS_STMT_WALK): New timevar.
1175 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1176 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1177 (get_address_description): Remove memory-tag related code.
1178 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1179 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1180 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1181 and immediate uses in statements. Document.
1182 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1183 (dump_symbols): Remove.
1184 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1185 * alias.c (get_deref_alias_set): New function split out from ...
1186 (get_alias_set): ... here.
1187 * alias.h (get_deref_alias_set): Declare.
1188 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1189 type parameter. Remove restrict pointer handling. Create a
1190 ref-all pointer in case type-based alias sets do not conflict.
1191 (vect_analyze_data_refs): Remove SMT related code.
1192 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1193 (vectorizable_load): Likewise.
1194 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1195 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1196 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1197 Ignore vops and SMTs.
1198 (dr_analyze_alias): Likewise..
1199 (free_data_ref): Likewise.
1200 (create_data_ref): Likewise.
1201 (analyze_all_data_dependences): Likewise.
1202 (get_references_in_stmt): Adjust.
1203 * tree-flow-inline.h (gimple_aliases_computed_p,
1204 gimple_addressable_vars, gimple_call_clobbered_vars,
1205 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1206 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1207 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1208 gimple_mem_ref_stats): Remove.
1209 (gimple_vop): New function.
1210 (op_iter_next_use): Remove vuses and mayuses cases.
1211 (op_iter_next_def): Remove vdefs case.
1212 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1213 (clear_and_done_ssa_iter): Do not set removed fields.
1214 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1215 Assert we are not iterating over vuses or vdefs if not also
1216 iterating over uses or defs.
1217 (op_iter_init_use): Likewise.
1218 (op_iter_init_def): Likewise.
1219 (op_iter_next_vdef): Remove.
1220 (op_iter_next_mustdef): Likewise.
1221 (op_iter_init_vdef): Likewise.
1222 (compare_ssa_operands_equal): Likewise.
1223 (link_use_stmts_after): Handle vuse operand.
1224 (is_call_used): Use is_call_clobbered.
1225 (is_call_clobbered): Global variables are always call clobbered,
1226 query the call-clobbers bitmap.
1227 (mark_call_clobbered): Ignore global variables.
1228 (clear_call_clobbered): Likewise.
1229 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1230 virtual operands sanity check.
1231 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1233 (TARGET_MEM_REF): Remove TMR_TAG operand.
1234 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1235 Remove call-clobber related code.
1236 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1237 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1238 partitions or escape reason.
1239 (get_single_def_stmt, get_single_def_stmt_from_phi,
1240 get_single_def_stmt_with_phi): Remove.
1241 (dump_referenced_vars): Tidy.
1242 (get_ref_base_and_extent): Allow bare decls.
1243 (collect_dfa_stats): Adjust.
1244 * graphite.c (rename_variables_in_stmt): Adjust.
1245 (graphite_copy_stmts_from_block): Likewise.
1246 (translate_clast): Likewise.
1247 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1249 (translate_vuse_through_block): Use the oracle.
1250 (phi_translate_1): Adjust.
1251 (value_dies_in_block_x): Use the oracle. Cache the outcome
1253 (valid_in_sets): Check if the VUSE for
1254 a REFERENCE is available.
1255 (eliminate): Do not remove stmts during elimination,
1256 instead queue and remove them afterwards.
1257 (do_pre): Do not rebuild alias info.
1258 (pass_pre): Run TODO_rebuild_alias before PRE.
1259 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1260 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1261 (mark_all_v_defs_stmt): Remove.
1262 (mark_all_v_defs_seq): Adjust.
1263 (sra_replace): Likewise.
1264 (scalarize_use): Likewise.
1265 (scalarize_copy): Likewise.
1266 (scalarize_init): Likewise.
1267 (scalarize_ldst): Likewise.
1268 (todoflags): Remove.
1269 (tree_sra): Do not rebuild alias info.
1270 (tree_sra_early): Adjust.
1271 (pass_sra): Run TODO_update_address_taken before SRA.
1272 * tree-predcom.c (set_alias_info): Remove.
1273 (prepare_initializers_chain): Do not call it.
1274 (mark_virtual_ops_for_renaming): Adjust.
1275 (mark_virtual_ops_for_renaming_list): Remove.
1276 (initialize_root_vars): Adjust.
1277 (initialize_root_vars_lm): Likewise.
1278 (prepare_initializers_chain): Likewise.
1279 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1280 (may_propagate_copy_into_stmt): Likewise.
1281 (merge_alias_info): Do nothing for now.
1282 (propagate_tree_value_into_stmt): Adjust.
1283 (stmt_may_generate_copy): Likewise.
1284 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1285 not mark symbols for renaming.
1286 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1287 with the same statement, make sure to update the new pointed-to one.
1288 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1289 call statements, do not mark symbols for renaming.
1290 (mark_operand_necessary): Dump something.
1291 (ref_may_be_aliased): New function.
1292 (mark_aliased_reaching_defs_necessary_1): New helper function.
1293 (mark_aliased_reaching_defs_necessary): Likewise.
1294 (mark_all_reaching_defs_necessary_1): Likewise.
1295 (mark_all_reaching_defs_necessary): Likewise.
1296 (propagate_necessity): Do not process virtual PHIs. For
1297 non-aliased loads mark all reaching definitions as necessary.
1298 For aliased loads and stores mark the immediate dominating
1299 aliased clobbers as necessary.
1300 (visited): New global static.
1301 (perform_tree_ssa_dce): Free visited bitmap after propagating
1303 (remove_dead_phis): Perform simple dead virtual PHI removal.
1304 (remove_dead_stmt): Properly unlink virtual operands when
1306 (eliminate_unnecessary_stmts): Schedule PHI removal after
1308 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1309 (process_replaceable): Likewise.
1310 (find_replaceable_in_bb): Likewise.
1311 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1312 based on the single gimple vop.
1313 (verify_flow_insensitive_alias_info): Remove.
1314 (verify_flow_sensitive_alias_info): Likewise.
1315 (verify_call_clobbering): Likewise.
1316 (verify_memory_partitions): Likewise.
1317 (verify_alias_info): Likewise.
1318 (verify_ssa): Adjust..
1319 (execute_update_addresses_taken): Export. Update SSA
1320 manually. Optimize only when optimizing. Use a local bitmap.
1321 (pass_update_address_taken): Remove TODO_update_ssa, add
1323 (pass_update_address_taken): Just use TODO_update_address_taken.
1324 (init_tree_ssa): Do not initialize addressable_vars.
1325 (verify_ssa): Verify new VUSE / VDEF properties.
1326 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1327 Do not call verify_alias_info.
1328 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1329 Do not free the loaded and stored syms bitmaps. Reset the escaped
1330 and callused solutions. Do not free addressable_vars.
1331 Remove memory-tag related code.
1332 (warn_uninitialized_var): Aliases are always available.
1333 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1334 * lambda-code.c (can_put_in_inner_loop): Adjust.
1335 (can_put_after_inner_loop): Likewise.
1336 (perfect_nestify): Likewise.
1337 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1338 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1339 (vectorizable_conversion): Do not mark symbols for renaming.
1340 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1341 (expand_call_inline): Unlink the calls virtual operands before
1343 (tree_function_versioning): Do not call update_ssa if we are not
1344 updating clones. Simplify.
1345 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1346 (propagate_with_phi): Likewise..
1347 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1348 clobber code. Assert we are not aliased or global.
1349 * tree-flow.h: Include tree-ssa-alias.h
1350 (enum escape_type): Remove.
1351 (struct mem_sym_stats_d): Likewise.
1352 (struct mem_ref_stats_d): Likewise.
1353 (struct gimple_df): Add vop member. Remove global_var,
1354 call_clobbered_vars, call_used_vars, addressable_vars,
1355 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1356 escaped and callused members.
1357 (struct ptr_info_def): Remove all members, add points-to solution
1359 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1360 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1361 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1362 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1363 (tree-ssa-alias.o): Likewise.
1364 (toplev.o): Add tree-ssa-alias.h
1365 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1366 * gimple.c (gimple_set_bb): Fix off-by-one error.
1367 (is_gimple_reg): Do not handle memory tags.
1368 (gimple_copy): Also copy virtual operands.
1369 Delay updating the statement. Do not reset loaded and stored syms.
1370 (gimple_set_stored_syms): Remove.
1371 (gimple_set_loaded_syms): Likewise.
1372 (gimple_call_copy_skip_args): Copy the virtual operands
1373 and mark the new statement modified.
1374 * tree-ssa-structalias.c (may_alias_p): Remove.
1375 (set_uids_in_ptset): Take the alias set to prune with as
1376 parameter. Fold in the alias test of may_alias_p.
1377 (compute_points_to_sets): Compute whether a ptr is dereferenced
1379 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1380 other ADDRESSOF constraints on the lhs.
1381 (get_constraint_for_component_ref): Assert that we don't get
1382 ADDRESSOF constraints from the base of the reference.
1383 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1384 (struct variable_info): Remove collapsed_to member.
1385 (get_varinfo_fc): Remove.
1386 (new_var_info): Do not set collapsed_to.
1387 (dump_constraint): Do not follow cycles.
1388 (dump_constraint_graph): Likewise.
1389 (build_pred_graph): Likewise.
1390 (build_succ_graph): Likewise.
1391 (rewrite_constraints): Likewise.
1392 (do_simple_structure_copy): Remove.
1393 (do_rhs_deref_structure_copy): Remove.
1394 (do_lhs_deref_structure_copy): Remove.
1395 (collapse_rest_of_var): Remove.
1396 (do_structure_copy): Re-implement.
1397 (pta_stats): New global variable.
1398 (dump_pta_stats): New function.
1399 (struct constraint_expr): Make offset signed.
1400 (UNKNOWN_OFFSET): Define special value.
1401 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1402 (solution_set_expand): New helper function split out from ...
1403 (do_sd_constraint): ... here.
1404 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1405 (do_ds_constraint): Likewise.
1406 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1407 and CALLUSED = *CALLUSED.
1408 (set_union_with_increment): Make inc argument signed.
1409 (type_safe): Remove.
1410 (get_constraint_for_ptr_offset): Handle unknown and negative
1412 (first_vi_for_offset): Handle offsets before start. Bail
1413 out early for offsets beyond the variable extent.
1414 (first_or_preceding_vi_for_offset): New function.
1415 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1416 Together with ESCAPED = *ESCAPED this properly computes reachability.
1417 (find_what_var_points_to): New function.
1418 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1419 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1420 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1421 pt_solutions_intersect): New functions.
1422 (compute_call_used_vars): Remove.
1423 (compute_may_aliases): New main entry into PTA computation.
1424 * gimple.h (gimple_p): New typedef.
1425 (struct gimple_statement_base): Remove references_memory_p.
1426 (struct gimple_statement_with_memory_ops_base): Remove
1427 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1429 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1430 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1431 gimple_set_references_memory): Remove.
1432 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1433 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1435 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1436 (verify_expr): Allow RESULT_DECL.
1437 (gimple_duplicate_bb): Do not copy virtual operands.
1438 (gimple_duplicate_sese_region): Adjust.
1439 (gimple_duplicate_sese_tail): Likewise.
1440 (mark_virtual_ops_in_region): Remove.
1441 (move_sese_region_to_fn): Do not call it.
1442 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1443 and pass_simple_dse.
1444 (execute_function_todo): Handle TODO_update_address_taken,
1445 call execute_update_addresses_taken for TODO_rebuild_alias.
1446 (execute_todo): Adjust.
1447 (execute_one_pass): Init dump files early.
1448 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1450 (create_general_new_stmt): Clear vops.
1451 * tree-ssa-reassoc.c (get_rank): Adjust.
1452 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1453 symbols for renaming.
1454 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1455 (PARAM_AVG_ALIASED_VOPS): Likewise.
1456 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1457 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1458 * tree-ssa-operands.c: Simplify for new virtual operand
1460 (operand_build_cmp, copy_virtual_operands,
1461 create_ssa_artificial_load_stmt, add_to_addressable_set,
1462 gimple_add_to_addresses_taken): Remove public functions.
1463 (unlink_stmt_vdef): New function.
1465 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1467 * config.gcc (powerpc-*-linux*): Merge variants.
1469 2009-04-02 Chao-ying Fu <fu@mips.com>
1470 James Grosbach <james.grosbach@microchip.com>
1472 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1473 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1475 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1476 keep_interrupts_masked_p, use_debug_exception_return_p.
1477 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1478 keep_interrupts_masked, use_debug_exception_return.
1479 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1480 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1482 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1483 (mips_print_operand): Process COP0 registers to print $0 .. $31
1484 correctly for GAS to process.
1485 (mips_interrupt_extra_call_saved_reg_p): New function.
1486 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1488 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1489 (mips_compute_frame_info): Add supports for interrupt context that
1490 includes doubleword accumulators and COP0 registers.
1491 (mips_for_each_saved_acc): New function.
1492 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1493 mips_for_each_saved_reg.
1494 (mips_save_reg): Save accumulators.
1495 (mips_kernel_reg_p): A new for_each_rtx callback.
1496 (mips_expand_prologue): Support interrupt handlers.
1497 (mips_restore_reg): Restore accumulators.
1498 (mips_expand_epilogue): Support interrupt handlers.
1499 (mips_can_use_return_insn): Return false for interrupt handlers.
1500 (mips_epilogue_uses): New function.
1501 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1502 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1503 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1504 cop0_move): New instructions.
1505 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1506 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1508 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1510 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1511 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1512 interrupt handlers, we use K0 as the temporary register.
1513 (EPILOGUE_USES): Change to a function call.
1514 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1515 handlers, we use K0 as the temporary register.
1517 * doc/extend.texi (Function Attributes): Document interrupt,
1518 use_shadow_register_set, keep_interrupts_masked,
1519 use_debug_exception_return for MIPS attributes.
1521 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1523 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1524 Remove a number of t-files from tmake_file.
1525 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1526 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1527 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1528 target_prototype, not TARGET_PROTOTYPE.
1529 (LINK_OS_GNU_SPEC): Define.
1530 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1531 and darwin-ldoubdle.c.
1533 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1536 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1537 (cpp_options): Ditto.
1538 (default_compilers): Ditto.
1539 (display_help): Ditto.
1540 (process_command): Ditto.
1542 (set_input): Use lbasename instead of duplicate code.
1543 (save_temps_prefix): New static for -save-temps=obj.
1544 (save_temps_length): Ditto.
1546 * doc/invoke.texi (-save-temps=obj): Document new variant to
1549 2009-04-02 Jeff Law <law@redhat.com>
1551 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1554 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1556 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1557 * configure: Regenerated.
1559 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1561 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1562 share the argument list.
1564 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1568 2009-02-12 Diego Novillo <dnovillo@google.com>
1570 * varpool.c (debug_varpool): New.
1571 * cgraph.h (debug_varpool): Declare.
1573 2009-04-02 Jan Hubicka <jh@suse.cz>
1575 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1578 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1580 * config/i386/i386.c (ix86_abi): Move initialization to ...
1581 (override_options): Here.
1583 2009-04-02 Christian Bruel <christian.bruel@st.com>
1585 * config/sh/sh.c (sh_dwarf_register_span): New function.
1586 (TARGET_DWARF_REGISTER_SPAN): Define.
1587 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1589 2009-04-02 Ira Rosen <irar@il.ibm.com>
1591 PR tree-optimization/39595
1592 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1593 interleaved loads group is not greater than the SLP group size.
1595 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1597 * builtins.c (is_builtin_name): New.
1598 (called_as_built_in): Use is_builtin_name.
1599 * tree.h (is_builtin_name): New.
1600 * varasm.c (incorporeal_function_p): Use is_builtin_name
1602 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1604 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1606 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1609 * c-decl.c: (clone_underlying_type): Move this ...
1610 * c-common.c (set_underlying_type): ... here.
1611 Also, make sure the function properly sets TYPE_STUB_DECL() on
1612 the newly created typedef variant type.
1613 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1614 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry points.
1616 2009-04-02 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/37221
1619 * tree-flow.h (degenerate_phi_result): Declare.
1620 * tree-ssa-dom.c (degenerate_phi_result): Export.
1621 * tree-scalar-evolution.c (analyze_initial_condition): If
1622 the initial condition is defined by a degenerate PHI node
1623 use the degenerate value.
1625 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1627 PR rtl-optimization/39588
1628 * combine.c (merge_outer_ops): Do not set the constant when this
1630 (simplify_shift_const_1): Do not modify it either in this case.
1632 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1634 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1635 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1637 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1640 * c-lex.c (interpret_float): Default (no suffix) is double.
1642 2009-04-1 Xinliang David Li <davidxl@google.com>
1644 * config/i386/i386.c (legitimate_constant_p): Recognize
1645 all one vector constant.
1647 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1649 * gcc/config/vax/vax.c: Add #includes to silence warnings.
1650 Change #include order to silence two warnings.
1652 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1654 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
1655 (ASM_SPEC): Pass -k to the assembler for PIC code.
1657 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1659 * gcc/config.gcc: Add vax-*-linux* to the switch.
1660 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
1661 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
1663 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1665 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
1666 Use predicate macros instead of GET_CODE() == foo.
1667 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
1668 ashlsi3, rotrsi3, <unnamed>): Likewise.
1670 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1672 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
1673 jbbccihi, jbbccisi): Remova trailing whitespace.
1674 * gcc/config/vax/constraints.md: Likewise.
1675 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1676 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
1677 * gcc/config/vax/predicates.md: Likewise.
1678 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
1679 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
1680 * gcc/config/vax/vax.h: Likewise.
1681 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
1683 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1685 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
1686 (indirectable_address_p, adjacent_operands_p): Add spaces around
1688 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
1690 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1692 * gcc/config/vax/vax.c (legitimate_constant_address_p,
1693 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
1694 index_term_p, reg_plus_index_p, legitimate_address_p,
1695 vax_mode_dependent_address_p): Update comments to match functions
1696 modified by the recent int->bool conversion.
1698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1700 * gcc/config/vax/builtins.md: Update copyright message.
1701 * gcc/config/vax/constraints.md: Likewise.
1702 * gcc/config/vax/netbsd-elf.h: Likewise.
1703 * gcc/config/vax/predicates.md: Likewise.
1704 * gcc/config/vax/vax-protos.h: Likewise.
1705 * gcc/config/vax/vax.c: Likewise.
1706 * gcc/config/vax/vax.h: Likewise.
1707 * gcc/config/vax/vax.md: Likewise.
1708 * gcc/config/vax/vax.opt: Likewise.
1710 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1712 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
1713 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
1714 * gcc/config/vax/constraints.md (B, R): Likewise.
1715 * gcc/config/vax/predicates.md (external_memory_operand,
1716 nonimmediate_addsub_di_operand): Likewise.
1717 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
1718 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
1719 untyped_call): Likewise.
1721 2009-04-01 Matt Thomas <matt@3am-software.com>
1723 * config/vax/predicates.md: New file. (symbolic_operand,
1724 local_symbolic_operand, external_symbolic_operand,
1725 external_const_operand, nonsymbolic_operand, external_memory_operand,
1726 indirect_memory_operand, indexed_memory_operand,
1727 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
1728 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
1730 * config/vax/constraints.md: New file. (Z0, U06, U08, U16, CN6, S08,
1731 S16, I, J, K, L, M, N, O, G, Q, B, R, T): New constraint.
1732 * config/vax/builtins.md: New file. (ffssi2, ffssi2_internal,
1733 sync_lock_test_and_set<mode>, jbbssiqi, jbbssihi, jbbssisi,
1734 sync_lock_release<mode>, jbbcciqi, jbbccihi, jbbccisi): Define.
1735 * config/vax/vax.opt (mqmath): Add option.
1736 * config/vax/vax.md (isfx): Extend with DI.
1737 (VAXintQH, VAXintQHSD): Define.
1738 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
1739 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
1740 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
1741 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
1742 (movdi): Update constraints and use vax_output_int_move().
1743 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
1744 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
1745 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
1746 nonlocal_goto): New.
1747 (mov<mode>): Extend accepted operand types.
1748 (subdi3_old): Rename from subdi3, change update constraints and use
1749 a new implementation.
1750 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
1751 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
1752 MOVE_RATIO, CLEAR_RATIO): Define.
1753 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
1754 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
1755 (PRINT_OPERAND): Redefine using a function instead of inlined code.
1756 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1757 (split_quadword_operands): Make static and really allow variable
1759 (print_operand_address): Update for PIC generation.
1760 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
1761 indexable_address_p, fixup_mathdi_operand,
1762 vax_expand_addsub_di_operands, adjacent_operands_p): New.
1763 (vax_float_literal, legitimate_constant_p,
1764 indirectable_constant_address_p, index_term_p,
1765 reg_plus_index_p): Return bool instead of int.
1766 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
1768 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
1770 (vax_output_conditional_branch): Indent.
1771 (legitimate_constant_address_p, indirectable_constant_address_p,
1772 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
1773 vax_mode_dependent_address_p): Return bool instead of int, update for
1775 * config/vax/vax-protos.h (legitimate_constant_address_p,
1776 legitimate_constant_p, legitimate_address_p,
1777 vax_mode_dependent_address_p): Change declaration to bool.
1778 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
1779 vax_expand_addsub_di_operands, vax_output_int_subtract,
1780 vax_output_movmemsi): Declare.
1781 (split_quadword_operands, vax_float_literal): Delete declaration.
1782 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
1783 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
1784 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
1785 ASM_OUTPUT_DWARF_PCREL): Define.
1786 (ASM_SPEC): Change definition to allow PIC generation.
1788 2009-04-01 Steve Ellcey <sje@cup.hp.com>
1790 * doc/sourcebuild.texi: Update front-end requirements.
1792 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1795 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
1796 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
1797 (booldi3_internal3): Use boolean_or_operator instead of
1800 2009-04-01 Joseph Myers <joseph@codesourcery.com>
1803 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
1804 declarator whose size is not an integer constant expression but
1805 folds to an integer constant, then treat it as a constant
1808 2009-04-01 Richard Guenther <rguenther@suse.de>
1810 * fold-const.c (fold_plusminus_mult_expr): Do not fold
1811 i * 4 + 2 to (i * 2 + 1) * 2.
1813 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1816 * c-parser.c (c_parser_asm_statement): Skip until close paren and
1817 return if c_parser_asm_string_literal returned NULL.
1819 2009-04-01 Nick Clifton <nickc@redhat.com>
1821 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
1823 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
1824 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
1825 other typedefs to avoid conflicts with libgcc2.c. Define labels
1826 to gain 16-bit bit-manipulation functions from libgcc2.c and then
1828 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
1829 to gain 16-bit trapping arithmetic functions from libgcc2.c and
1832 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
1834 * varasm.c (default_function_rodata_section): Declare DOT as const char*.
1836 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
1837 Andrey Galkin <agalkin@hypercom.com>
1840 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
1841 Make object_name unique for each process.
1843 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1846 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
1847 addressable variables in the parallel that could go out of scope while
1848 running queued tasks.
1850 2009-04-01 Anatoly Sokolov <aesok@post.ru>
1852 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
1853 (CASE_VALUES_THRESHOLD): Redefine.
1854 * config/avr/avr.c (avr_override_options): Remove initialization of
1855 avr_case_values_threshold variable.
1856 (avr_case_values_threshold): Remove variable. Add new function.
1857 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
1858 * config/avr/avr.opt (mno-tablejump): Remove option.
1859 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
1861 2009-04-01 DJ Delorie <dj@redhat.com>
1863 * varasm.c (default_function_rodata_section): Don't assume
1864 anything about where the first '.' in the section name is.
1866 2009-04-01 Alan Modra <amodra@bigpond.net.au>
1868 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
1869 rs6000_emit_stack_tie.
1871 2009-03-31 Ian Lance Taylor <iant@google.com>
1873 * tree-eh.c (tree_remove_unreachable_handlers): Compare
1874 gimple_code with GIMPLE_RESX, not RESX.
1876 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1878 * c-common.c (c_get_ident): New.
1879 (c_common_nodes_and_builtins): Call it for type names that may be
1882 2009-04-01 Ben Elliston <bje@au.ibm.com>
1884 * config/rs6000/sysv4.opt (msdata): Improve option description.
1886 2009-03-31 Steve Ellcey <sje@cup.hp.com>
1888 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
1889 (divdf3_internal_lat): Remove.
1890 (divxf3_internal_lat): Remove.
1891 (divxf3_internal_thr): Remove.
1892 (divxf): Use divxf3_internal.
1893 * config/ia64/div.md (divsf3_internal_lat): New.
1894 (divdf3_internal_lat): New.
1895 (divxf3_internal): New.
1897 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1900 * Makefile.in (USE_GCC_STDINT): Define.
1901 (stmp-int-hdrs): Install stdint.h if applicable.
1902 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
1904 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
1905 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
1906 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1907 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1908 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1909 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1910 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1911 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1912 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1913 (c_common_nodes_and_builtins): Initialize
1914 underlying_wchar_type_node. Do not initialize
1915 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
1916 nodes for new types.
1917 (c_stddef_cpp_builtins): Define macros for new types.
1918 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
1920 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
1921 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
1922 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
1923 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
1924 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
1925 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
1926 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
1927 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
1928 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
1929 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
1930 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
1931 int16_type_node, int32_type_node, int64_type_node,
1932 uint8_type_node, uint16_type_node, c_uint32_type_node,
1933 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
1934 int_least32_type_node, int_least64_type_node,
1935 uint_least8_type_node, uint_least16_type_node,
1936 uint_least32_type_node, uint_least64_type_node,
1937 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
1938 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
1939 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
1940 uintptr_type_node): Define.
1941 * c-cppbuiltin.c (builtin_define_constants,
1942 builtin_define_type_minmax): New.
1943 (builtin_define_stdint_macros): Define more macros.
1944 (c_cpp_builtins): Define more limit macros.
1946 (builtin_define_type_max): Define in terms of
1947 builtin_define_type_minmax. Remove is_long parameter. All
1949 * config.gcc (use_gcc_stdint): Define.
1950 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
1951 Add newlib-stdint.h for generic targets.
1952 * config/glibc-stdint.h, config/newlib-stdint.h,
1953 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
1954 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
1955 * config/score/score.h (UINTPTR_TYPE): Define.
1956 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1957 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1958 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1959 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1960 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1961 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1962 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1963 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1964 * config/spu/spu.h (STDINT_LONG32): Define.
1965 * configure.ac (use_gcc_stdint): Substitute.
1966 * configure: Regenerate.
1967 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
1968 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
1969 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
1970 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
1971 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
1972 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
1973 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
1974 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
1975 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
1976 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
1977 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
1978 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
1979 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
1980 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
1981 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
1982 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
1983 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
1984 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
1985 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
1986 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
1987 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
1988 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
1989 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1990 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1991 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1992 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1993 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1994 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1995 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
1997 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
1999 * loop-iv.c (suitable_set_for_replacement): Renamed from
2000 simplify_using_assignment; changed to return bool and to accept new
2001 args DEST and SRC. Return true iff we find a source/destination pair
2002 that can be used to make a replacement, and fill SRC and DEST if so.
2003 Remove arg ALTERED. Don't deal with altered regs here. All callers
2005 (simplify_using_initial_values): Deal with altered regs here and track
2006 more precisely the effect they have on the validity of our expression.
2008 * loop-iv.c (simplify_using_condition): A condition of the form
2009 (EQ REG CONST) can be used to simply make a substitution.
2010 (simplify_using_initial_values): Keep track of conditions we have seen
2011 and keep using them to simplify new expressions, while applying the
2012 same substitutions to them as to the expression.
2014 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2015 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2018 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2019 changed. Use this when trying to improve the upper bound.
2020 Generate the comparison by using simplify_gen_relational.
2022 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2024 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2026 (simplify_using_assignment, simplify_using_initial_values): Call
2027 replace_in_expr to make replacements. Call replace_single_def_regs
2028 once on the initial version of the expression.
2030 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2033 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2035 2009-03-31 Richard Guenther <rguenther@suse.de>
2038 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2039 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2041 2009-03-31 Richard Guenther <rguenther@suse.de>
2043 * tree.h (div_if_zero_remainder): Declare.
2044 * fold-const.c (div_if_zero_remainder): Export.
2045 * tree-ssa-forwprop.c
2046 (forward_propagate_addr_into_variable_array_index): Handle
2047 constant array index addition outside of the variable index.
2049 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2052 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2053 define_splits, floatunssi<mode>2): Require x87 conversions from
2054 DImode to be permitted.
2056 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2058 PR preprocessor/15638
2059 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2061 2009-03-31 Richard Guenther <rguenther@suse.de>
2065 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2066 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2067 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2068 a separate statement.
2069 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2070 (lookup_tmp_var): Likewise.
2071 (is_gimple_formal_tmp_or_call_rhs): Remove.
2072 (is_gimple_reg_or_call_rhs): Rename to ...
2073 (is_gimple_reg_rhs_or_call): ... this.
2074 (is_gimple_mem_or_call_rhs): Rename to ...
2075 (is_gimple_mem_rhs_or_call): ... this.
2076 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2077 DECL_GIMPLE_REG_P only if is_formal is true.
2078 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2079 for non-proper post-modify expression gimplification.
2080 (gimplify_self_mod_expr): For post-modify expressions gimplify
2081 the lvalue to a minimal lvalue.
2082 (rhs_predicate_for): Remove formal temp case.
2083 (gimplify_modify_expr_rhs): Likewise.
2084 (gimplify_addr_expr): Use is_gimple_reg.
2085 (gimplify_expr): Remove formal temp cases.
2086 (gimple_regimplify_operands): Likewise.
2087 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2088 and FILTER_EXPR like constants.
2089 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2091 (is_gimple_formal_tmp_rhs): Remove.
2092 (is_gimple_reg_rhs): Remove special casing.
2093 (is_gimple_mem_rhs): Fix.
2094 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2095 (is_gimple_formal_tmp_var): Remove.
2096 (is_gimple_formal_tmp_reg): Likewise.
2097 (is_gimple_min_lval): Allow invariant component ref parts.
2098 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2099 is_gimple_formal_tmp_reg): Remove declarations.
2100 * tree-cfg.c (verify_expr): Verify that variables with address
2101 taken do not have DECL_GIMPLE_REG_P set.
2102 * tree-mudflap.c (mf_build_check_statement_for): Use
2103 force_gimple_operand instead of gimplify_expr.
2105 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2107 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2108 schedulable rows to compute_split_row.
2110 2009-03-31 Ben Elliston <bje@au.ibm.com>
2113 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2116 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2118 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2119 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2120 * configure: Regenerate.
2121 * config.in: Regenerate.
2122 * config/rs6000/rs6000.opt (mtls-markers): Add.
2123 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2124 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2125 (tls_ld_aix, tls_ld_sysv): Likewise.
2126 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2127 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2129 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2131 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2133 2009-03-30 Jan Hubicka <jh@suse.cz>
2135 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2137 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2138 detection and label handling.
2140 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2142 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2143 left_conflicts_size.
2144 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2145 ALLOCNO_LEFT_CONFLICTS_SIZE.
2147 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2148 remove_allocno_from_bucket_and_push,
2149 allocno_spill_priority_compare, push_allocnos_to_stack,
2150 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2151 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2152 (setup_allocno_left_conflicts_num): Ditto. Rename to
2153 setup_allocno_left_conflicts_size.
2154 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2155 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2156 setup_allocno_left_conflicts_size instead of
2157 setup_allocno_left_conflicts_num.
2159 * ira-build.c (ira_create_allocno): Use
2160 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2161 ALLOCNO_LEFT_CONFLICTS_NUM.
2163 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2165 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2166 instead of DF_LR_OUT.
2168 * ira-lives.c (process_bb_node_lives): Ditto.
2170 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2171 instead of DF_LR_{OUT,IN}.
2173 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2175 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2177 2009-03-30 Jan Hubicka <jh@suse.cz>
2179 * except.c (label_to_region_map): Fix thinko.
2181 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2184 * tree.h (tree_find_value): New declaration.
2185 * tree.c (tree_find_value): New function.
2186 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2188 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2191 * c-decl.c (struct c_binding): Add locus field.
2192 (bind): Add locus argument, set locus field from it.
2193 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2194 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2195 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2196 implicitly_declare, undeclared_variable, lookup_label,
2197 declare_label, c_make_fname_decl, c_builtin_function,
2198 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2201 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2204 * config/i386/i386.c (classify_argument): Check total size of
2207 2009-03-30 Martin Jambor <mjambor@suse.cz>
2209 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2210 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2211 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2214 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2215 seen_variable_array_ref while also traversing a union.
2217 * tree-inline.c (optimize_inline_calls): Do not call
2218 cgraph_node_remove_callees.
2219 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2220 (pass_remove_cgraph_callee_edges): New variable.
2221 * passes.c (init_optimization_passes): Add
2222 pass_remove_cgraph_callee_edges after early inlining and before all
2223 late intraprocedural passes.
2225 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2229 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2232 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2234 * combine.c (simplify_comparison): Use have_insn_for.
2235 * dojump.c (do_jump): Likewise.
2237 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2239 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2240 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2241 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2242 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2243 instead of sparc_compare_emitted.
2244 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2245 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2246 instead of sparc_compare_emitted.
2248 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2250 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2251 enter/exit cfglayout mode.
2252 (pass_partition_block): Require it.
2253 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2254 (combine_instructions): Track basic blocks instead of labels.
2255 (update_cfg_for_uncondjump): New.
2256 (try_combine): Use it. Update jumps after rescanning.
2257 (pass_combine): Require PROP_cfglayout.
2258 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2260 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2262 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2263 Provide/destroy PROP_cfglayout respectively.
2264 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2265 * tree-pass.h (PROP_cfglayout): New.
2267 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2269 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2270 fold_convert_const_fixed_from_fixed,
2271 fold_convert_const_fixed_from_int,
2272 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2273 set TREE_CONSTANT_OVERFLOW.
2274 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2275 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2277 2009-03-30 Ira Rosen <irar@il.ibm.com>
2279 * tree-vect-loop-manip.c: New file.
2280 * tree-vectorizer.c: Update documentation and included files.
2281 (vect_loop_location): Make extern.
2282 (rename_use_op): Move to tree-vect-loop-manip.c
2283 (rename_variables_in_bb, rename_variables_in_loop,
2284 slpeel_update_phis_for_duplicate_loop,
2285 slpeel_update_phi_nodes_for_guard1,
2286 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2287 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2288 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2289 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2290 find_loop_location): Likewise.
2291 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2292 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2293 get_vectype_for_scalar_type, vect_is_simple_use,
2294 supportable_widening_operation, supportable_narrowing_operation):
2296 (bb_in_loop_p): Move to tree-vect-loop.c.
2297 (new_loop_vec_info, destroy_loop_vec_info,
2298 reduction_code_for_scalar_code, report_vect_op,
2299 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2300 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2301 (vect_supportable_dr_alignment): Likewise.
2302 * tree-vectorizer.h (tree-data-ref.h): Include.
2303 (vect_loop_location): Declare.
2304 Reorganize function declarations according to the new file structure.
2305 * tree-vect-loop.c: New file.
2306 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2307 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2308 * tree-vect-data-refs.c: New file.
2309 * tree-vect-patterns.c (timevar.h): Don't include.
2310 * tree-vect-stmts.c: New file.
2311 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2312 tree-vect-slp.c, tree-vect-loop.c.
2313 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2314 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2315 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2316 (tree-vect-analyze.o): Remove.
2317 (tree-vect-transform.o): Likewise.
2318 (tree-vect-data-refs.o): Add rule.
2319 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2320 tree-vect-slp.o): Likewise.
2321 (tree-vect-patterns.o): Remove redundant dependencies.
2322 (tree-vectorizer.o): Likewise.
2323 * tree-vect-slp.c: New file.
2325 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2327 * optc-gen.awk: Warn if an option flag has multiple different
2330 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2332 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2333 -floop-block): Document dependences on PPL, CLooG and Graphite.
2335 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2337 PR rtl-optimization/323
2338 * c-common.c (c_fully_fold, convert_and_check,
2339 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2340 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2341 * c-common.def (EXCESS_PRECISION_EXPR): New.
2342 * c-cppbuiltin.c (builtin_define_float_constants): Define
2343 constants with enough digits for long double.
2344 * c-lex.c (interpret_float): Interpret constant with excess
2345 precision where appropriate.
2346 * c-opts.c (c_common_post_options): Set
2347 flag_excess_precision_cmdline. Give an error for
2348 -fexcess-precision=standard for C++ for processors where the
2349 option is significant.
2350 * c-parser.c (c_parser_conditional_expression): Handle excess
2351 precision in condition.
2352 * c-typeck.c (convert_arguments): Handle arguments with excess
2354 (build_unary_op): Move excess precision outside operation.
2355 (build_conditional_expr): Likewise.
2356 (build_compound_expr): Likewise.
2357 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2358 (build_modify_expr): Handle excess precision in RHS.
2359 (convert_for_assignment): Handle excess precision in converted
2361 (digest_init, output_init_element, process_init_element): Handle
2362 excess precision in initializer.
2363 (c_finish_return): Handle excess precision in return value.
2364 (build_binary_op): Handle excess precision in operands and add
2365 excess precision as needed for operation.
2366 * common.opt (-fexcess-precision=): New option.
2367 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2368 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2369 For standard excess precision, output explicit conversion to and
2370 truncation from XFmode.
2371 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2372 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2373 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2374 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2375 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2376 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2377 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2378 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2379 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2380 define_splits, sqrt<mode>2): Disable where appropriate for
2381 standard excess precision.
2382 * convert.c (convert_to_real): Do not shorten arithmetic to type
2383 for which excess precision would be used.
2384 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2385 * doc/invoke.texi (-fexcess-precision=): Document option.
2386 (-mfpmath=): Correct index entry.
2387 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2388 flag_excess_precision): New.
2389 * langhooks.c (lhd_post_options): Set
2390 flag_excess_precision_cmdline.
2391 * opts.c (common_handle_option): Handle -fexcess-precision=.
2392 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2393 init_excess_precision): New.
2394 (lang_dependent_init_target): Call init_excess_precision.
2395 * tree.c (excess_precision_type): New.
2396 * tree.h (excess_precision_type): Declare.
2398 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2401 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2402 non-lvalue to component.
2404 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2406 PR preprocessor/34695
2407 * Makefile.in (c-opts.o): Depend on c-tree.h.
2408 * c-common.c: Move down include of diagnostic.h.
2409 (done_lexing, c_cpp_error): New.
2410 * c-common.h (done_lexing): Declare.
2411 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2413 * c-opts.c: Include c-tree.h.
2414 (c_common_init_options): Set preprocessor error callback.
2415 (c_common_handle_option): Do not set preprocessor
2416 inhibit_warnings, warnings_are_errors, warn_system_headers,
2417 pedantic_errors or inhibit_warnings flags.
2418 (c_common_post_options): Do not check cpp_errors (parse_in).
2419 (c_common_finish): Do not output dependencies if there were
2420 errors. Do not check return value of cpp_finish.
2421 * c-ppoutput.c (pp_file_change): Set input_location.
2422 * c-tree.h (c_cpp_error): Declare.
2423 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2425 (diagnostic_build_prefix): Check override_column.
2426 * diagnostic.h (diagnostic_info): Add override_column field.
2427 (diagnostic_override_column): Define.
2429 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2431 * c-common.c (c_expand_expr, c_staticp): Remove.
2432 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2433 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2434 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2435 * c-gimplify.c (gimplify_compound_literal_expr,
2436 optimize_compound_literals_in_ctor): Remove.
2437 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2438 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2439 * c-semantics.c (emit_local_var): Remove.
2441 * langhooks-def.h (lhd_expand_expr): Remove.
2442 * langhooks.c (lhd_expand_expr): Remove.
2443 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2445 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2446 handling from c-semantics.c; don't call into langhook.
2447 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2448 * gimplify.c (gimplify_compound_literal_expr,
2449 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2450 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2451 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2452 as was done in c-gimplify.c.
2453 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2454 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2455 Move from c-common.h.
2456 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2458 * tree.c (staticp): Do not call langhook.
2459 * langhooks.c (lhd_staticp): Delete.
2460 * langhooks-def.h (lhd_staticp): Delete prototype.
2461 (LANG_HOOKS_STATICP): Delete.
2462 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2464 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2465 instead of DECL_STMTs.
2467 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2475 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2477 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2478 contained expression.
2479 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2480 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2481 conditional expressions for C.
2482 (decl_constant_value_for_optimization): Move from
2483 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2484 whether optimizing and that the expression is a VAR_DECL not of
2485 array type instead of doing such checks in the caller. Do not
2486 check pedantic. Call gcc_unreachable for C++.
2487 * c-common.def (C_MAYBE_CONST_EXPR): New.
2488 * c-common.h (c_fully_fold, c_save_expr,
2489 decl_constant_value_for_optimization): New prototypes.
2490 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2491 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2492 EXPR_INT_CONST_OPERANDS): Define.
2493 * c-convert.c (convert): Strip nops from expression.
2494 * c-decl.c (groktypename): Take extra parameters expr and
2495 expr_const_operands. Update call to grokdeclarator.
2496 (start_decl): Update call to grokdeclarator. Add statement for
2497 expressions used in type of decl.
2498 (grokparm): Update call to grokdeclarator.
2499 (push_parm_decl): Update call to grokdeclarator.
2500 (build_compound_literal): Add parameter non_const and build a
2501 C_MAYBE_COSNT_EXPR if applicable.
2502 (grokdeclarator): Take extra parameters expr and
2503 expr_const_operands. Track expressions used in declaration
2504 specifiers and declarators. Fold array sizes and track whether
2505 they are constant expressions and whether they are integer
2506 constant expressions.
2507 (parser_xref_tag): Set expr and expr_const_operands fields in
2509 (grokfield): Update call to grokdeclarator.
2510 (start_function): Update call to grokdeclarator.
2511 (build_null_declspecs): Set expr and expr_const_operands fields in
2513 (declspecs_add_type): Handle expressions in typeof specifiers.
2514 * c-parser.c (c_parser_declspecs): Set expr and
2515 expr_const_operands fields for declaration specifiers.
2516 (c_parser_enum_specifier): Likewise.
2517 (c_parser_struct_or_union_specifier): Likewise.
2518 (c_parser_typeof_specifier): Likewise. Update call to
2519 groktypename. Fold expression as needed. Return expressions with
2520 type instead of adding statements.
2521 (c_parser_attributes): Update calls to c_parser_expr_list.
2522 (c_parser_statement_after_labels): Fold expression before passing
2523 to objc_build_throw_stmt.
2524 (c_parser_condition): Fold expression.
2525 (c_parser_asm_operands): Fold expression.
2526 (c_parser_conditional_expression): Use c_save_expr. Update call
2527 to build_conditional_expr.
2528 (c_parser_alignof_expression): Update call to groktypename.
2529 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2530 original_code. Fold expression argument of va_arg. Create
2531 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2532 argument to va_arg. Update calls to groktypename. Fold array
2533 index for offsetof. Verify that first argument to
2534 __builtin_choose_expr has integer type.
2535 (c_parser_postfix_expression_after_paren_type): Update calls to
2536 groktypename and build_compound_literal. Handle expressions with
2537 side effects in type name.
2538 (c_parser_postfix_expression_after_primary): Update call to
2539 c_parser_expr_list. Set original_code for calls to
2540 __builtin_constant_p.
2541 (c_parser_expr_list): Take extra parameter fold_p. Fold
2542 expressions if requested.
2543 (c_parser_objc_type_name): Update call to groktypename.
2544 (c_parser_objc_synchronized_statement): Fold expression.
2545 (c_parser_objc_receiver): Fold expression.
2546 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2547 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2548 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2549 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2550 (struct c_typespec): Add elements expr and expr_const_operands.
2551 (struct c_declspecs): Add elements expr and expr_const_operands.
2552 (groktypename, build_conditional_expr, build_compound_literal):
2554 (in_late_binary_op): Declare.
2555 * c-typeck.c (note_integer_operands): New function.
2556 (in_late_binary_op): New variable.
2557 (decl_constant_value_for_broken_optimization): Move to c-common.c
2558 and rename to decl_constant_value_for_optimization.
2559 (default_function_array_conversion): Do not strip nops.
2560 (default_conversion): Do not call
2561 decl_constant_value_for_broken_optimization.
2562 (build_array_ref): Do not fold result.
2563 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2564 result when operand is a VLA.
2565 (c_expr_sizeof_type): Update call to groktypename. Handle
2566 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2567 result when operand names a VLA type.
2568 (build_function_call): Update call to build_compound_literal.
2569 Only fold result for calls to __builtin_* functions. Strip
2570 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2571 the function designator.
2572 (convert_arguments): Fold arguments. Update call to
2573 convert_for_assignment.
2574 (build_unary_op): Handle increment and decrement of
2575 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2576 decrement earlier. Fold operand of increment and decrement.
2577 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2578 built for integer operand. Wrap returns that are INTEGER_CSTs
2579 without being integer constant expressions or that have integer
2580 constant operands without being INTEGER_CSTs.
2581 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2582 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2583 result is an integer constant expression or can be used in
2584 unevaluated parts of one and avoid folding and wrap as
2585 appropriate. Fold operands before possibly doing -Wsign-compare
2587 (build_compound_expr): Wrap result for C99 if operands can be used
2588 in integer constant expressions.
2589 (build_c_cast): Update call to digest_init. Do not ignore
2590 overflow from casting floating-point constants to integers. Wrap
2591 results that could be confused with integer constant expressions,
2592 null pointer constants or floating-point constants.
2593 (c_cast_expr): Update call to groktypename. Handle expressions
2594 included in type name.
2595 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2596 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2597 Update calls to convert_for_assignment.
2598 (convert_for_assignment): Take new parameter
2599 null_pointer_constant. Do not strip nops or call
2600 decl_constant_value_for_broken_optimization. Set
2601 in_late_binary_op for conversions to boolean.
2602 (store_init_value): Update call to digest_init.
2603 (digest_init): Take new parameter null_pointer_constant. Do not
2604 call decl_constant_value_for_broken_optimization. pedwarn for
2605 initializers not constant expressions. Update calls to
2606 convert_for_assignment.
2607 (constructor_nonconst): New.
2608 (struct constructor_stack): Add nonconst element.
2609 (really_start_incremental_init, push_init_level, pop_init_level):
2610 Handle constructor_nonconst and nonconst element.
2611 (set_init_index): Call constant_expression_warning for array
2613 (output_init_element): Fold value. Set constructor_nonconst as
2614 applicable. pedwarn for initializers not constant expressions.
2615 Update call to digest_init. Call constant_expression_warning
2616 where constant initializers are required.
2617 (process_init_element): Use c_save_expr.
2618 (c_finish_goto_ptr): Fold expression.
2619 (c_finish_return): Fold return value. Update call to
2620 convert_for_assignment.
2621 (c_start_case): Fold switch expression.
2622 (c_process_expr_stmt): Fold expression.
2623 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2624 ensure statement expression is not evaluated in constant expression.
2625 (build_binary_op): Track whether results are integer constant
2626 expressions or may occur in such, disable folding and wrap results
2627 as applicable. Fold operands for -Wsign-compare warnings unless
2629 (c_objc_common_truthvalue_conversion): Handle results folded to
2630 integer constants that are not integer constant expressions.
2631 * doc/extend.texi: Document when typeof operands are evaluated,
2632 that condition of __builtin_choose_expr is an integer constant
2633 expression, and more about use of __builtin_constant_p in
2636 2009-03-29 Richard Guenther <rguenther@suse.de>
2638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2639 propagate addresses of array references.
2641 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
2643 * regmove.c (perhaps_ends_bb_p): Remove.
2644 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
2645 from INSN and check that the main loop stays within that basic block.
2646 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
2647 (regmove_forward_pass): Split out from regmove_optimize. Use
2648 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
2649 (regmove_backward_pass): Split out from regmove_optimize. Use
2650 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
2651 (regmove_optimize): Simplify.
2653 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/i386/i386.c (classify_argument): Ignore flexible array
2657 member in struct and warn ABI change.
2659 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/i386-protos.h (ix86_agi_dependent): New.
2663 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
2664 (ix86_adjust_cost): Updated.
2666 2009-03-29 Jan Hubicka <jh@suse.cz>
2669 * tree-pass.h (pass_cleanup_eh): New function.
2670 (remove_unreachable_regions): Break code handling RTL
2671 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
2672 that can not be reached by runtime.
2673 (can_be_reached_by_runtime): New function.
2674 (label_to_region_map): New function.
2675 (num_eh_regions): New function.
2676 (rtl_remove_unreachable_regions): New function.
2677 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
2678 (remove_eh_region): New function.
2679 * except.h: Include sbitmap and vecprim.
2680 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
2681 num_eh_regions): Declare.
2682 * passes.c (init_optimization_passes): Schedule cleanup_eh.
2683 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
2684 * tree-eh.c (tree_remove_unreachable_handlers): New function.
2685 (tree_empty_eh_handler_p): New function.
2686 (cleanup_empty_eh): New function.
2687 (cleanup_eh): New function.
2688 (pass_cleanup_eh): New function.
2690 2009-03-29 Jan Hubicka <jh@suse.cz>
2692 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
2693 for removed regions.
2695 2009-03-29 Jan Hubicka <jh@suse.cz>
2697 * except.c (dump_eh_tree): Dump all datastructures.
2699 2009-03-29 Jan Hubicka <jh@suse.cz>
2701 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
2702 (duplicate_eh_regions_1): Likewise.
2703 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
2704 vector; call EH verification.
2705 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2706 Be ready for region being removed.
2708 2009-03-29 Jan Hubicka <jh@suse.cz>
2710 * bitmap.c (bitmap_last_set_bit): New function.
2711 * bitmap.h (bitmap_last_set_bit): Declare.
2713 2009-03-29 David Ayers <ayers@fsfe.org>
2716 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
2717 by calling objc_compare_types and surpress warnings about
2718 incompatible C pointers that are compatible ObjC pointers.
2720 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
2722 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
2723 call initialize_inline_failed.
2724 (initialize_inline_failed): Move it from here ...
2725 * cgraph.c (initialize_inline_failed): ... to here.
2726 (cgraph_create_edge): Call initialize_inline_failed rather than
2727 setting inline_failed directly.
2729 2009-03-29 Ben Elliston <bje@au.ibm.com>
2732 * sysv4.opt (msdata): Improve comment.
2733 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
2734 * sysv4.h (SVR4_ASM_SPEC): Likewise.
2736 2009-03-29 Ben Elliston <bje@au.ibm.com>
2739 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
2740 load and store attributes.
2742 2009-03-29 Ben Elliston <bje@au.ibm.com>
2744 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
2745 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
2746 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
2747 * doc/extend.texi (X86 Built-in Functions): Add index entries for
2748 __builtin_infq and __builtin_huge_valq.
2750 2009-03-28 Anatoly Sokolov <aesok@post.ru>
2752 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
2754 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2755 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
2757 2009-03-28 Xinliang David Li <davidxl@google.com>
2759 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
2760 (do_dbg_cnt): New function.
2762 2009-03-28 Jan Hubicka <jh@suse.cz>
2764 Merge from pretty-ipa:
2766 2009-03-27 Jan Hubicka <jh@suse.cz>
2768 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2769 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
2770 * passes.c (function_called_by_processed_nodes_p): New.
2771 * ipa-pure-const.c (check_call): Fix handling of operands.
2772 (analyze_function): Dump debug output for skipped bodies.
2773 (local_pure_const): Use function_called_by_processed_nodes_p.
2774 * dwarf2out.c (reference_to_unused): Use output.
2775 * passes.c (do_per_function_toporder): Likewise.
2777 2008-11-12 Jan Hubicka <jh@suse.cz>
2779 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
2780 * ipa-pure-const.c (funct_state_d): Add can throw field; make
2781 state_set_in_source enum
2782 (check_decl): Ignore memory tags; do not set fake looping flags;
2784 (check_operand, check_tree, check_rhs_var, check_lhs_var,
2785 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
2786 (check_call, analyze_function): Rewrite.
2788 (add_new_function): Update call of analyze_function.
2789 (generate_summary): Add call of analyze_function.
2790 (propagate): Propagate can_throw; handle state_set_in_source correctly.
2791 (local_pure_const): New function.
2792 (pass_local_pure_const): New pass.
2793 * ipa-inline.c (inline_transform): Set after_inlining.
2794 * tree-eh.c (stmt_can_throw_external): New.
2795 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
2796 work with aliasing built.
2797 * tree-flow.h (stmt_can_throw_external): New.
2798 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
2799 and local pure/const pass in early and late optimization queue.
2801 2009-03-28 Martin Jambor <mjambor@suse.cz>
2803 * fold-const.c (get_pointer_modulus_and_residue): New parameter
2805 (fold_binary): Allow function decl aligment consideration is the
2806 second argument is integer constant one.
2807 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
2808 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
2809 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
2811 2009-03-28 Jan Hubicka <jh@suse.cz>
2813 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
2814 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
2815 * function.h (rtl_data): Add nothrow flag.
2816 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
2817 set DECL_NOTHROW for AVAILABLE functions.
2819 2009-03-28 Jakub Jelinek <jakub@redhat.com>
2821 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
2822 following vector keyword has expansion starting with pixel or bool
2823 keyword, expand vector to __vector and pixel or bool to __pixel or
2827 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
2828 warn_if_disallowed_function_p): Removed.
2829 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
2830 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
2831 warning_if_disallowed_function_p.
2832 * flags.h (warn_if_disallowed_function_p,
2833 warn_disallowed_functions): Removed.
2834 * common.opt (Wdisallowed-function-list=): Removed.
2835 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
2837 2009-03-28 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/38723
2840 * tree-ssa-pre.c (compute_avail): Add all default definitions to
2843 2009-03-28 Jan Hubicka <jh@suse.cz>
2845 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
2846 test introduced by my previous patch.
2848 2009-03-28 Richard Guenther <rguenther@suse.de>
2850 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
2851 the PHIs value undefined.
2853 2009-03-28 Jan Hubicka <jh@suse.cz>
2855 * tree-pass.h (pass_fixup_cfg): New pass.
2856 * ipa-inline.c (inline_transform): Set
2857 always_inline_functions_inlined/after_inlining.
2858 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
2859 (pass_fixup_cfg): New pass.
2860 * passes.c (init_optimization_passes): Add fixup_cfg.
2862 2009-03-28 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/38458
2865 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
2866 argument use the arguments copy-of value.
2868 2009-03-28 Richard Guenther <rguenther@suse.de>
2870 PR tree-optimization/38180
2871 * tree-ssa-ccp.c (get_default_value): Simplify.
2872 (likely_value): Likewise.
2873 (surely_varying_stmt_p): Properly handle VOP case.
2874 (ccp_initialize): Likewise.
2875 (ccp_fold): Handle propagating through *&.
2876 (fold_const_aggregate_ref): Also handle decls.
2878 2009-03-28 Jan Hubicka <jh@suse.cz>
2880 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2881 * cgraph.h (cgraph_node): Likewise.
2882 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
2883 (cgraph_reset_node): Use process flag.
2884 (cgraph_mark_functions_to_output): Likewise.
2885 (cgraph_expand_function): Likewise.
2886 (cgraph_expand_all_functions): Likewise.
2887 (cgraph_output_in_order): Likewise.
2888 * dwarf2out.c (reference_to_unused): Likewise.
2889 * passes.c do_per_function_toporder): Likewise.
2891 2009-03-28 Jan Hubicka <jh@suse.cz>
2893 Bring from lto-branch:
2895 2008-09-03 Doug Kwan <dougkwan@google.com>
2897 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
2898 enums instead of reason strings.
2899 * cgraph.c (cgraph_create_edge): Same.
2900 (cgraph_inline_failed_string): New function.
2901 * cgraph.h (cgraph_inline_failed_t): New enum type.
2902 (cgraph_inline_failed_string): New prototype.
2903 (struct cgraph_edge): Change type of INLINED_FAILED from constant
2904 char pointer to cgraph_inline_failed_t.
2905 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
2906 (cgraph_default_inline_p): Ditto.
2907 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
2908 to cgraph_inline_failed_t pointer.
2909 * cif-code.def: New file.
2910 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
2912 (cgraph_check_inline_limits): Change type of REASON to pointer to
2913 cgraph_inline_failed_t. Replace reason strings with enums.
2914 (cgraph_default_inline_p): Ditto.
2915 (cgraph_recursive_inlining_p): Ditto.
2916 (update_caller_keys): Change type of FAILED_REASON to
2917 cgraph_inline_failed_t.
2918 (cgraph_set_inline_failed): Change type of REASON to pointer to
2919 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
2920 convert enums to strings for text output.
2921 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
2922 to be of type cgraph_inline_failed_t. Replace reason strings with
2923 enums. Call cgraph_inline_failed_string to covert enums
2924 to strings for text output.
2925 (cgraph_decide_inlining): Replace reason strings with enums.
2926 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
2927 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
2929 * tree-inline.c (expand_call_inline): Change type of REASON
2930 to cgraph_inline_failed_t. Replace reason strings with enums.
2931 Call cgraph_inline_failed_string for text output.
2932 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
2935 2009-03-28 Jan Hubicka <jh@suse.cz>
2937 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
2938 cgraph_clone_node): Remove master clone handling.
2939 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2940 * cgraph.h (master_clone): Remove.
2941 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2942 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
2943 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2945 2009-03-28 Jan Hubicka <jh@suse.cz>
2947 * cgraph.c (cgraph_function_body_availability): Functions declared
2948 inline are always safe to assume that it is not going to be replaced.
2950 2009-03-28 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/38513
2953 * tree-ssa-pre.c (eliminate): Remove redundant stores.
2954 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2955 EXC_PTR_EXPR and FILTER_EXPR.
2956 (get_ref_from_reference_ops): Likewise.
2958 2009-03-28 Richard Guenther <rguenther@suse.de>
2960 PR tree-optimization/38968
2961 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2962 Use FLOOR_MOD_EXPR to compute misalignment.
2964 2009-03-28 Richard Guenther <rguenther@suse.de>
2966 PR tree-optimization/37795
2967 * tree.h (combine_comparisons): Declare.
2968 * fold-const.c (combine_comparisons): Export.
2969 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
2971 (ifcombine_iforif): Use combine_comparisons.
2973 2009-03-28 Jan Hubicka <jh@suse.cz>
2975 * tree-eh.c (inlinable_call_p): New function.
2976 (make_eh_edges): Use it.
2977 (verify_eh_edges): Use it.
2978 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
2979 * except.c (reachable_next_level): Add inlinable_function argument
2980 (sjlj_find_directly_reachable_regions): Update.
2981 (add_reachable_handler): Do not set saw_any_handlers.
2982 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
2983 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2984 Add new inlinable call parameter.
2985 (can_throw_internal, can_throw_external): Update.
2986 * except.h (can_throw_internal_1, can_throw_external_1,
2987 foreach_reachable_handler): Update declaration.
2989 2009-03-28 Joseph Myers <joseph@codesourcery.com>
2991 * config/arm/t-arm-coff, config/h8300/coff.h,
2992 config/i386/i386-aout.h, config/i386/i386-coff.h,
2993 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
2994 config/pdp11/2bsd.h, config/rs6000/aix41.h,
2995 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
2996 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
2997 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
2998 sys-types.h: Remove.
2999 * Makefile.in: Remove protoize and fixproto support and references
3001 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3002 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3004 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3005 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3006 unprotoize$(exeext).
3007 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3008 (.PHONY): Don't depend on proto.
3009 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3010 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3011 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3012 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3013 build/gen-protos.o, build/scan.o, xsys-protos.h,
3014 build/fix-header$(build_exeext), build/fix-header.o,
3015 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3016 stmp-install-fixproto): Remove.
3017 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3018 SYSCALLS.c or fixproto files.
3019 (install-common): Don't install protoize.
3020 (install-headers-tar, install-headers-cpio, install-headers-cp):
3021 Don't depend on $(STMP_FIXPROTO).
3022 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3023 install fixproto files or write out fixproto settings.
3024 (uninstall): Don't uninstall protoize.
3025 * config.gcc (use_fixproto): Remove.
3026 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3027 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3028 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3029 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3030 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3031 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3032 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3033 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3034 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3035 * config/t-vxworks (STMP_FIXPROTO): Remove.
3036 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3037 STMP_FIXPROTO): Remove.
3038 * config.in, configure: Regenerate.
3039 * crtstuff.c (gid_t, uid_t): Don't undefine.
3040 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3041 (arm-*-coff, arm-*-aout: Remove target entries.
3042 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3043 Remove mention of AIX 4.1.
3044 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3045 * doc/invoke.texi (Running Protoize): Remove.
3046 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3047 (Protoize Caveats): Remove.
3048 * tsystem.h: Update comments on headers assumed to exist.
3050 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3052 * genautomata.c: Add a new year to the copyright. Add a new
3054 (struct insn_reserv_decl): Add comments for member bypass_list.
3055 (find_bypass): Remove.
3056 (insert_bypass): New.
3057 (process_decls): Use insert_bypass.
3058 (output_internal_insn_latency_func): Output all bypasses with the
3059 same input insn in one switch case.
3061 * rtl.def (define_bypass): Describe bypass choice.
3062 * doc/md.texi (define_bypass): Ditto.
3064 2009-03-27 Richard Guenther <rguenther@suse.de>
3066 * gimplify.c (mark_addressable): Export.
3067 * tree-flow.h (mark_addressable): Declare.
3068 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3069 * tree-ssa.c (verify_phi_args): Verify that address taken
3070 variables have TREE_ADDRESSABLE set.
3072 2009-03-27 Richard Guenther <rguenther@suse.de>
3074 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3075 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3076 Do not mark decls TREE_ADDRESSABLE.
3077 (build_fold_addr_expr): Adjust.
3078 (fold_addr_expr): Remove.
3079 (fold_unary): Use build_fold_addr_expr.
3080 (fold_comparison): Likewise.
3081 (split_address_to_core_and_offset): Likewise.
3082 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3084 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3085 (gimplify_modify_expr_to_memcpy): Mark source and destination
3087 * omp-low.c (create_omp_child_function): Mark the object decl
3089 (lower_rec_input_clauses): Mark the var we take the address of
3091 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3093 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3096 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3097 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3099 2009-03-27 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/39120
3102 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3104 (handle_lhs_call): Process return constraints. Add escape
3105 constraints if necessary.
3106 (handle_const_call): Fill out return constraints. Make nested
3107 case more precise. Avoid consttmp if possible.
3108 (handle_pure_call): Fill out return constraints. Avoid
3109 callused if possible.
3110 (find_func_aliases): Simplify call handling.
3112 2009-03-27 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/39120
3115 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3116 as a representative.
3117 (solve_graph): Do propagate CALLUSED.
3118 (handle_pure_call): Use a scalar constraint from CALLUSED for
3120 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3123 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3126 * c-common.c (handle_aligned_attribute): Properly check alignment
3127 overflow. Use (1U << i) instead of (1 << i).
3129 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3131 * expr.h (get_mem_align_offset): Updated.
3133 * tree.h (tree_decl_common): Change align to "unsigned int" and
3134 move it before pointer_alias_set.
3136 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3137 Jakub Jelinek <jakub@redhat.com>
3140 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3141 gr_register_operand with gr_reg_or_0_operand.
3142 (cmpxchg_rel_di): Likewise.
3143 (sync_lock_test_and_set<mode>): Likewise.
3145 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3147 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3148 (true_regnum): Likewise.
3150 * rtlanal.c (subreg_info): Moved to ...
3151 * rtl.h (subreg_info): Here. New.
3152 (subreg_get_info): New.
3154 * rtlanal.c (subreg_get_info): Make it extern.
3156 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3159 * config/i386/i386.c (ix86_abi): New.
3160 (override_options): Handle -mabi=.
3161 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3162 (ix86_call_abi_override): Likewise.
3163 (init_cumulative_args): Likewise.
3164 (function_arg_advance): Likewise.
3165 (function_arg_64): Likewise.
3166 (function_arg): Likewise.
3167 (ix86_pass_by_reference): Likewise.
3168 (ix86_function_value_regno_p): Likewise.
3169 (ix86_build_builtin_va_list_abi): Likewise.
3170 (setup_incoming_varargs_64): Likewise.
3171 (is_va_list_char_pointer): Likewise.
3172 (ix86_init_machine_status): Likewise.
3173 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3174 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3175 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3176 (ix86_function_abi): Make it static and return enum calling_abi.
3177 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3179 (ix86_fn_abi_va_list): Updated.
3181 * config/i386/i386.h (ix86_abi): New.
3182 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3183 (CONDITIONAL_REGISTER_USAGE): Likewise.
3184 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3185 (machine_function): Likewise.
3187 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3189 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3190 (STACK_BOUNDARY): Likewise.
3191 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3193 * config/i386/i386.opt (mabi=): New.
3195 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3196 return enum calling_abi.
3197 (ix86_function_type_abi): Likewise.
3198 (ix86_function_abi): Removed.
3200 * doc/invoke.texi: Document -mabi= option for x86.
3202 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3204 * builtins.c (real_dconstp): Delete.
3205 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3207 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3208 Jakub Jelinek <jakub@redhat.com>
3211 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3212 (gen_subprogram_die): When a function is explicit, generate the
3213 DW_AT_explicit attribute.
3214 * langhooks.h (struct lang_hooks_for_decls): Add
3215 function_decl_explicit_p langhook.
3216 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3217 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3219 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3221 * builtins.c (fold_builtin_memory_op): Optimize memmove
3222 into memcpy if we can prove source and destination don't overlap.
3224 * tree-inline.c: Include gt-tree-inline.h.
3225 (clone_fn_id_num): New variable.
3226 (clone_function_name): New function.
3227 (tree_function_versioning): Use it.
3228 * Makefile.in (GTFILES): Add tree-inline.c.
3230 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3232 * BASE-VER: Change to 4.5.0.
3234 2009-03-27 Xinliang David Li <davidxl@google.com>
3236 PR tree-optimization/39557
3237 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3239 2009-03-27 Xinliang David Li <davidxl@google.com>
3241 PR tree-optimization/39548
3242 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3245 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3247 * c-common.c (pointer_int_sum): Use %wd on return from
3250 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3252 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3253 on return from tree_low_cst.
3255 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3258 * ginclude/stdarg.h (va_copy): Define also for
3259 __GXX_EXPERIMENTAL_CXX0X__.
3261 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3264 * builtins.h (c_strlen): Do not warn here.
3265 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3266 * c-common.c (pointer_int_sum): Take an explicit location.
3267 Warn about offsets out of bounds.
3268 * c-common.h (pointer_int_sum): Adjust declaration.
3270 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3272 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3275 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3278 * opts.c (warn_if_disallowed_function_p): Don't assume
3279 get_callee_fndecl must return non-NULL.
3281 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3283 PR rtl-optimization/39522
3284 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3285 when reg_reloaded_valid is set.
3287 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3289 * config/spu/divv2df3.c: New file.
3290 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3291 (DPBIT_FUNCS): Filter out _div_df.
3293 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3295 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3296 a jump insn, count that jump in the distance to the loop start.
3298 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3301 * config/sh/sh.c (calc_live_regs): Fix condition for global
3302 registers except PIC_OFFSET_TABLE_REGNUM.
3304 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3307 * doc/invoke.texi (-mconsole): New.
3311 (-mnop-fun-dllimport): New.
3315 (sub section "i386 and x86-64 Windows Options"): New.
3317 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3319 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3320 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3322 2009-03-25 Richard Guenther <rguenther@suse.de>
3325 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3328 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3330 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3331 neither of haifa/selective schedulers are working.
3333 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3335 * doc/invoke.texi (Debugging Options): Fix description of
3336 -fno-merge-debug-strings.
3338 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3340 * config/cris/libgcc.ver: New version-script.
3341 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3343 * configure.ac <GAS features, nop mnemonic>: Add pattern
3344 crisv32-*-* for "nop".
3345 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3346 * configure: Regenerate.
3348 2009-03-24 Ira Rosen <irar@il.ibm.com>
3350 PR tree-optimization/39529
3351 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3352 mark_sym_for_renaming for the tag copied to the new vector
3355 2009-03-24 Arthur Loiret <aloiret@debian.org>
3357 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3358 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3359 EXTRA_SPEC_FUNCTIONS.
3360 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3361 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3362 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3363 -march and -mtune options.
3365 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3367 * config/m68k/t-rtems: Add m5329 multilib.
3369 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3370 Jakub Jelinek <jakub@redhat.com>
3373 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3376 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3379 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3380 instead of c_parser_expression_conv, if original_code isn't one of the
3381 4 allowed comparison codes, fail.
3383 2009-03-23 Richard Guenther <rguenther@suse.de>
3385 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3386 * tree.h (struct tree_type): Likewise.
3387 * reload.h (struct insn_chain): Likewise.
3388 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3389 * function.h (struct function): Likewise.
3390 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3392 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3394 PR tree-optimization/39516
3395 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3397 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3399 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3400 should be set true if BITS_PER_WORD of target is bigger than 32
3402 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3404 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3405 Translate -B-options to -rpath-link. Correct existing
3406 rpath-link and conditionalize on !nostdlib.
3408 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3410 * doc/extend.texi (Function Attributes, Variable Attributes):
3412 * doc/invoke.texi (Debugging Options, Optimize Options)
3413 (i386 and x86-64 Options, MCore Options): Likewise.
3415 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3418 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3419 it for block local namespace aliases.
3420 (gen_decl_die): Pass context_die to gen_namespace_die.
3422 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3425 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3426 minimum or maximum value.
3428 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3430 * reginfo.c (globalize_reg): Recompute derived reg sets.
3432 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3435 * libgcc2.c (mprotect): Do not use signed arguments for
3436 VirtualProtect, use DWORD arguments. Also fix the 'may
3437 be used uninitialized' warning for the np variable.
3439 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3442 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3443 functions using regparm calling conventions when not optimizing.
3444 (ix86_function_sseregparm): Similarly for sseregparm calling
3447 2009-03-19 Li Feng <nemokingdom@gmail.com>
3450 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3451 dependence if the first conflict is after niter iterations.
3453 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3456 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3457 functions with dynamic stack-pointer adjustments.
3459 2009-03-19 Ben Elliston <bje@au.ibm.com>
3461 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3462 option; change to -msdata=data.
3464 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3466 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3469 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3472 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3474 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3476 * doc/invoke.texi (Code Gen Options): Expand discussion of
3479 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3481 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3482 * matrix-reorg.c (struct matrix_info): Likewise.
3483 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3484 * rtl.h (struct mem_attrs): Likewise.
3485 * df.h (struct df): Likewise.
3486 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3487 * ira-int.h (struct ira_allocno): Likewise.
3488 * df-scan.c (struct df_collection_rec): Likewise.
3489 * ira.c (struct equivalence): Likewise.
3490 * function.c (struct temp_slot): Likewise.
3491 * cfgloop.h (struct loop): Likewise.
3494 * function.c (use_register_for_decl): When not optimizing, disregard
3495 register keyword for variables with types containing methods.
3497 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3500 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3501 (is_simple_operand): Call contains_component_ref_p before calling data
3502 reference analysis that would fail on COMPONENT_REFs.
3504 * tree-vrp.c (search_for_addr_array): Fix formatting.
3506 2009-03-18 Richard Guenther <rguenther@suse.de>
3508 * tree-vect-transform.c (vect_loop_versioning): Fold the
3509 generated comparisons.
3510 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3511 (slpeel_tree_peel_loop_to_edge): Likewise.
3513 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3516 * opts.c (print_specific_help): In addition to `undocumented',
3517 accept `separate' and `joined' flags if passed alone. Describe
3518 output by the first matched one of those.
3519 (common_handle_option): Skip over empty strings.
3520 * gcc.c (display_help): Fix help string for `--help='.
3521 * doc/invoke.texi (Option Summary, Overall Options): With
3522 `--help=', classes and qualifiers can both be repeated, but
3523 only the latter can be negated. One should not pass only
3524 negated qualifiers. Fix markup and examples.
3527 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3529 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3530 and -fhelp=separate.
3532 2009-03-17 Jing Yu <jingyu@google.com>
3535 * function.h (struct rtl_data): Move is_thunk from here...
3536 (struct function): ...to here.
3537 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3538 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3540 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3542 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3543 (alpha_output_function_end_prologue): Likewise.
3544 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3545 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3546 (rs6000_output_function_epilogue): Likewise.
3547 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3549 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3552 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3553 from different units in a single alternative.
3554 (*truncdfsf_i387): Ditto.
3555 (*truncxfsf2_mixed): Ditto.
3556 (*truncxfdf2_mixed): Ditto.
3558 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3560 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3561 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3564 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3565 unused non-artificial variables when not optimizing.
3568 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3569 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3570 NAMESPACE_DECL in its DECL_INITIAL.
3573 * optabs.c (set_user_assembler_libfunc): New function.
3574 * expr.h (set_user_assembler_libfunc): New prototype.
3575 * c-common.c: Include libfuncs.h.
3576 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3577 for memcmp, memset, memcpy, memmove and abort.
3578 * Makefile.in (c-common.o): Depend on libfuncs.h.
3581 * dwarf2out.c (gen_inlined_enumeration_type_die,
3582 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3583 gen_tagged_type_instantiation_die): Removed.
3584 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3587 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3590 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3592 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3593 (check-parallel-%): Ditto.
3594 (check-consistency): Ditto.
3596 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3598 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3599 local variable rhs by NULL_TREE.
3601 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3604 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3606 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3611 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3614 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3615 for ms->sysv ABI calls only in 64bit mode.
3617 * config/i386/i386.md (untyped_call): Support 32bit.
3619 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3621 * doc/extend.texi: Replace x86_65 with x86_64.
3623 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3625 PR tree-optimization/39455
3626 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3627 mismatches for POINTER_TYPE_P (type).
3628 (number_of_iterations_le): Likewise.
3630 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3632 * config/picochip/picochip.c: Removed profiling support.
3633 * config/picochip/picochip.md: Removed profiling instruction.
3634 * config/picochip/picochip.h: Removed profiling builtin.
3636 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3638 * doc/install.texi (--with-host-libstdcxx): Document.
3640 2009-03-14 Anatoly Sokolov <aesok@post.ru>
3643 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
3644 generate a warning if the function name does not begin with
3645 "__vector" and the function has either the 'signal' or 'interrupt'
3646 attribute, from here to ...
3647 (avr_declare_function_name): ...here. New function.
3648 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
3649 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
3651 2009-03-14 Jakub Jelinek <jakub@redhat.com>
3654 * cse.c (fold_rtx): Don't modify original const_arg1 when
3655 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
3656 separate variable instead.
3657 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
3658 from out of range shift counts.
3659 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
3661 2008-03-13 Catherine Moore <clm@codesourcery.com>
3663 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
3664 diagnostic.h with $(DIAGNOSTIC_H).
3666 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3669 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
3671 * config/i386/sync.md (sync_compare_and_swap<mode>,
3672 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
3673 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
3675 (sync_double_compare_and_swapdi_pic,
3676 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
3677 cmpxchg8b_pic_memory_operand instead of just memory_operand.
3679 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
3684 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3687 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3688 (avx_addsubv4df3): Likewise.
3689 (*avx_addsubv4sf3): Likewise.
3690 (sse3_addsubv4sf3): Likewise.
3692 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3695 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
3697 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
3700 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
3701 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3702 registers for allocnos created from user-defined variables.
3704 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3707 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
3708 of non-integer mode as well.
3710 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
3712 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
3713 for functions for which the parameter types are unknown.
3715 2009-03-11 Jakub Jelinek <jakub@redhat.com>
3718 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
3719 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
3720 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
3721 * config/i386/i386.c (ix86_local_alignment): For
3722 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
3723 long long variables on the stack to avoid dynamic realignment.
3724 Allow the first argument to be a decl rather than type.
3725 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
3727 2009-03-11 Nick Clifton <nickc@redhat.com>
3730 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
3732 Add description to mno-lsim option.
3733 * config/mcore/mcore.h: Remove comment about deprecated m4align
3735 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
3736 * doc/invoke.texi: Add description of mno-lsim and
3737 mstack-increment options.
3739 * config/fr30/fr30.opt: Document the -mno-lsim option.
3740 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
3741 and -mno-lsim options.
3743 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3745 * fold-const.c (fold_comparison): Only call fold_inf_compare
3746 if the mode supports infinities.
3748 2009-03-11 Jason Merrill <jason@redhat.com>
3751 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
3752 end already did. Notice GIMPLE_CALL modifications of the result.
3753 Don't copy debug information from an ignored decl or a decl from
3756 2009-03-10 Richard Guenther <rguenther@suse.de>
3757 Nathan Froyd <froydnj@codesourcery.com>
3760 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
3761 (__divMODE3): Likewise.
3763 2009-03-09 Jakub Jelinek <jakub@redhat.com>
3765 PR tree-optimization/39394
3766 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
3767 DECL_SIZE_UNIT of variable length FIELD_DECLs.
3769 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3771 * recog.c (verfiy_changes): Disallow renaming of hard regs in
3772 inline asms for register asm ("") declarations.
3774 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
3776 * fold-const.c (fold_unary): Fix comment.
3778 2009-03-07 Jan Hubicka <jh@suse.cz>
3781 * tree-inline.c (setup_one_parameter): Do replacement of const
3782 argument by constant in SSA form.
3784 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3787 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
3788 determine alignment passed to assign_stack_local.
3789 (assign_parms_unsplit_complex): Likewise.
3790 * except.c (sjlj_build_landing_pads): Likewise.
3792 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3795 * tree-flow.h (add_referenced_var): Return bool instead of void.
3796 * tree-dfa.c (add_referenced_var): Return result of
3797 referenced_var_check_and_insert call.
3798 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
3799 of referenced_var_check_and_insert.
3802 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
3803 (gen_variable_die): Emit DW_AT_location on abstract static variable's
3804 DIE, don't emit it if abstract origin already has it.
3805 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
3806 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
3808 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3810 * genpreds.c (needs_variable): Fix parentheses at variable name
3812 (write_tm_constrs_h): Indent generated code.
3814 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3816 * doc/extend.texi (Function Attributes): Add documentation
3819 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3822 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
3823 take locus from its DECL_SOURCE_LOCATION instead of input_location.
3825 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3827 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
3830 2009-03-05 Jakub Jelinek <jakub@redhat.com>
3833 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
3834 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
3836 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
3838 * config/i386/i386.md (R8_REG, R9_REG): New constants.
3839 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
3840 constants instead of magic numbers.
3841 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3843 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
3844 (x86_64_ms_abi_int_parameter_registers): Ditto.
3845 (x86_64_int_return_registers): Ditto.
3846 (ix86_maybe_switch_abi): Ditto.
3847 (ix86_expand_call): Ditto for clobbered_registers array.
3848 (ix86_hard_regno_mode_ok): Ditto.
3849 (x86_extended_QIreg_mentioned_p): Ditto.
3851 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
3853 PR tree-optimization/39349
3854 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
3856 * combine.c (gen_lowpart_for_combine): Use omode when generating
3859 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
3861 PR rtl-optimization/39235
3862 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
3864 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3866 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
3868 2009-03-04 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/39362
3871 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
3872 that occur in abnormal PHIs should be varying.
3874 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3876 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
3878 (simple_iv): Take loop as an argument instead of statement.
3879 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3880 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
3882 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
3884 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
3885 * matrix-reorg.c (analyze_transpose): Ditto.
3886 * tree-data-ref.c (dr_analyze_innermost): Ditto.
3887 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3888 * tree-predcom.c (ref_at_iteration): Ditto.
3889 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
3891 2009-03-04 Richard Guenther <rguenther@suse.de>
3893 PR tree-optimization/39358
3894 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
3895 escaped_id and callused_id.
3896 (solve_graph): Likewise.
3898 2009-03-04 Richard Guenther <rguenther@suse.de>
3900 PR tree-optimization/39339
3901 * tree-sra.c (try_instantiate_multiple_fields): Make it
3902 no longer ICE on the above.
3904 2009-03-03 Joseph Myers <joseph@codesourcery.com>
3906 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
3907 that fits within Pmode.
3909 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3912 * tm.texi (LIBCALL_VALUE): Update description.
3914 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3917 * doc/extend.texi (section): Update description.
3919 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
3922 * tree-inline.c (remapped_type): New.
3923 (can_be_nonlocal): Call remapped_type instead of remap_type.
3925 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3928 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
3929 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
3931 2009-03-03 Richard Guenther <rguenther@suse.de>
3934 * tree.c (tree_nonartificial_location): New function.
3935 * tree.h (tree_nonartificial_location): Declare.
3936 * builtins.c (expand_builtin_memory_chk): Provide location
3937 of the call location for artificial function pieces.
3938 (maybe_emit_chk_warning): Likewise.
3939 (maybe_emit_sprintf_chk_warning): Likewise.
3940 (maybe_emit_free_warning): Likewise.
3941 * expr.c (expand_expr_real_1): Likewise.
3943 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3945 PR tree-optimization/39343
3946 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
3947 COMPONENT_REF t has ARRAY_TYPE.
3949 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3952 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3953 when the type precision of the induction variable should be
3954 larger than the type precision of nit.
3955 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3956 * graphite.c (graphite_loop_normal_form): Same.
3957 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3959 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3961 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
3962 (*call_1_rex64_ms_sysv): Use named constants instead of magic
3963 numbers to describe clobbered registers.
3964 (*call_value_0_rex64_ms_sysv): Ditto.
3965 * config/i386/mmx.md (mmx_emms): Ditto.
3968 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
3970 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
3973 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3975 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
3976 (spu_section_type_flags): New function.
3978 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
3981 reg_class_contents of FLOAT_REGS into a temporary.
3983 2009-03-02 Richard Guenther <rguenther@suse.de>
3984 Ira Rosen <irar@il.ibm.com>
3986 PR tree-optimization/39318
3987 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
3988 information to the vectorized statement.
3990 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
3993 variable. Use defined names instead of magic constants for REX SSE
3996 2009-03-01 Richard Guenther <rguenther@suse.de>
3998 PR tree-optimization/39331
3999 * omp-low.c (lower_send_shared_vars): Do not receive new
4000 values for the reference of DECL_BY_REFERENCE parms or results.
4002 2009-03-01 Jan Hubicka <jh@suse.cz>
4005 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4006 BLOCK_NONLOCALIZED_VAR): New macros.
4007 (tree_block): Add nonlocalized_vars.
4008 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4009 gen_decl_die): Add origin argument. Allow generation of die with
4010 origin at hand only.
4011 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4012 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4014 (gen_block_die): Fix checking for unused blocks.
4015 (process_scope_var): Break out from .... ; work with origins only.
4016 (decls_for_scope) ... here; process nonlocalized list.
4017 (dwarf2out_ignore_block): Look for nonlocalized vars.
4018 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4020 (dump_scope_block): Dump them.
4021 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4022 (remap_block): Likewise.
4023 (can_be_nonlocal): New predicate.
4024 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4026 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4028 * configure: Regenerate.
4030 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032 * optc-gen.awk: No need to duplicate option flags twice.
4033 Reuse help texts for duplicate options which do not have any.
4035 * gcc.c (display_help): Document --version.
4037 * gcc.c (main): If print_help_list and verbose_flag, ensure
4038 driver output comes before subprocess output.
4040 * optc-gen.awk: Assign all remaining fields to help string,
4041 space-separated, for multi-line help in *.opt.
4043 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4044 -Wno-pedantic-ms-format is for MinGW targets only.
4046 * doc/options.texi (Option file format): Fix bad indentation,
4047 restoring dropped sentence.
4049 2009-02-28 Jan Hubicka <jh@suse.cz>
4051 * tree-inline.c (tree_function_versioning): Output debug info.
4053 2009-02-28 Jan Hubicka <jh@suse.cz>
4056 * tree-inline.c (setup_one_parameter): Do not copy propagate
4057 arguments when not optimizing.
4059 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4062 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4063 (avx_addsubv4df3): Likewise.
4064 (*avx_addsubv4sf3): Likewise.
4065 (sse3_addsubv4sf3): Likewise.
4066 (*avx_addsubv2df3): Likewise.
4067 (sse3_addsubv2df3): Likewise.
4068 (avx_unpckhps256): Correct item selectors.
4069 (avx_unpcklps256): Likewise.
4070 (avx_unpckhpd256): Likewise.
4071 (avx_unpcklpd256): Likewise.
4073 2009-02-28 Jan Hubicka <jh@suse.cz>
4075 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4077 (copy_arguments_for_versioning): If var is declared don't declare it.
4078 (tree_function_versioning): First setup substitutions and then copy
4081 2009-02-27 Jan Hubicka <jh@suse.cz>
4084 * cgraph.h (varpool_output_debug_info): Remove.
4085 * cgraphunit.c (varpool_output_debug_info): Remove.
4086 * dwarf2out.c (deferred_locations_struct): New struct
4087 (deferred_locations): New type.
4088 (deferred_locations_list): New static var.
4089 (deffer_location): New function.
4090 (gen_variable_die): Use it.
4091 (decls_for_scope): Output info on local static vars.
4092 (dwarf2out_finish): Process deferred locations.
4093 * varpool.c (varpool_output_debug_info): Remove.
4095 2009-02-27 Jan Hubicka <jh@suse.cz>
4098 * tree.h (TREE_PROTECTED): Fix comment.
4099 (BLOCK_HANDLER_BLOCK): Remove.
4100 (struct tree_block): Remove handler_block add body_block.
4101 (inlined_function_outer_scope_p): New.
4102 (is_body_block): Remove.
4103 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4104 * dwarf2out.c (is_inlined_entry_point): Remove.
4105 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4106 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4108 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4109 * gimplify.c (gimplify_expr): Gimplify body blocks.
4110 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4111 block with multiple subblocks.
4112 (dump_scope_block): Prettier output; dump more flags and info.
4113 (dump_scope_blocks): New.
4114 (remove_unused_locals): Use dump_scope_blocks.
4115 * tree-flow.h (dump_scope_blocks): Declare.
4116 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4117 * stmt.c (is_body_block): Remove.
4118 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4119 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4121 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4124 * graphite.c (graphite_loop_normal_form): Do not call
4125 number_of_iterations_exit from a gcc_assert.
4127 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4129 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4130 jumps if COND is NULL.
4131 (find_cond_jump): New function.
4132 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4133 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4135 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4137 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4138 force_const_mem returns NULL_RTX.
4140 2009-02-26 Jan Hubicka <jh@suse.cz>
4143 * cgraph.h (varpool_output_debug_info): Remove.
4144 * cgraphunit.c (varpool_output_debug_info): Remove.
4145 * dwarf2out.c (deferred_locations_struct): New struct
4146 (deferred_locations): New type.
4147 (deferred_locations_list): New static var.
4148 (deffer_location): New function.
4149 (gen_variable_die): Use it.
4150 (decls_for_scope): Output info on local static vars.
4151 (dwarf2out_finish): Process deferred locations.
4152 * varpool.c (varpool_output_debug_info): Remove.
4154 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4156 PR rtl-optimization/39241
4157 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4158 to subreg_offset_representable_p.
4160 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4162 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4163 execute function prototype. Get f and nregs from max_reg_num
4164 and get_insns. Remove the first backward pass as it's dead,
4165 guard the forward pass by flag_expensive_optimizations.
4166 (rest_of_handle_regmove): Delete.
4167 (pass_regmove): Replace it with regmove_optimize.
4169 2009-02-25 Martin Jambor <mjambor@suse.cz>
4171 PR tree-optimization/39259
4172 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4173 calls_alloca function flags.
4174 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4177 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4179 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4180 flags_set_1_rtx, flags_set_1_set): Delete.
4181 (regmove_optimize): Do not call mark_flags_life_zones.
4183 2009-02-24 Julian Brown <julian@codesourcery.com>
4186 * config/arm/arm.c (require_pic_register): Only set
4187 cfun->machine->pic_reg once per function.
4189 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4191 * doc/invoke.texi (Link Options): Document an easier way to pass
4192 options that take arguments to the GNU linker using -Xlinker and -Wl.
4194 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4197 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4199 2009-02-24 Richard Guenther <rguenther@suse.de>
4202 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4204 2009-02-24 Richard Guenther <rguenther@suse.de>
4205 Zdenek Dvorak <ook@ucw.cz>
4207 PR tree-optimization/39233
4208 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4209 from converting them to a generic type.
4211 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4213 PR tree-optimization/39260
4214 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4215 contains a condition with a real type.
4216 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4218 2009-02-23 Jason Merrill <jason@redhat.com>
4221 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4222 narrowing_initializer_constant_valid_p.
4223 (narrowing_initializer_constant_valid_p): Don't return
4224 null_pointer_node for adding a pointer to itself.
4226 2009-02-23 Jan Hubicka <jh@suse.cz>
4229 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4232 2009-02-23 Jan Hubicka <jh@suse.cz>
4234 PR tree-optimization/37709
4235 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4236 * tree.h (block_ultimate_origin): Declare.
4237 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4238 * tree-ssa-live.c (remove_unused_scope_block_p):
4239 Eliminate blocks containig no instructions nor live variables nor
4241 (dump_scope_block): New function.
4242 (remove_unused_locals): Enable removal of dead blocks by default;
4243 enable dumping at TDF_DETAILS.
4245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4247 * config/i386/i386.c (classify_argument): Don't allow COImode
4249 (function_arg_advance_32): Don't allow OImode.
4250 (function_arg_32): Likewise.
4251 (function_value_32): Likewise.
4252 (return_in_memory_32): Likewise.
4253 (function_arg_64): Remove OImode comment.
4255 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4258 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4259 ix86_expand_vector_set for V4DImode in 64bit mode only.
4260 (ix86_expand_vector_init_one_var): Likewise.
4262 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4264 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4266 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4269 * loop-iv.c: Revert last change.
4270 * emit-rtl.c: Likewise.
4272 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4275 * config/i386/i386.c (type_natural_mode): Remove an extra
4276 space in the warning message.
4277 (function_value_32): Handle 32-byte vector modes.
4278 (return_in_memory_32): Likewise.
4280 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4282 * loop-iv.c (truncate_value): New function.
4283 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4285 (lowpart_subreg): Move to...
4286 * emit-rtl.c: ...here.
4288 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4290 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4291 accidental and undocumented change at revision 140860.
4293 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4295 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4296 take gimple_seq * arguments.
4297 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4298 types_compatible_p langhook.
4300 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4301 Joseph Myers <joseph@codesourcery.com>
4303 * config/arm/arm.c (arm_builtin_va_list): New function.
4304 (arm_expand_builtin_va_start): Likewise.
4305 (arm_gimplify_va_arg_expr): Likewise.
4306 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4307 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4308 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4309 (va_list_type): New variable.
4310 (arm_mangle_type): Mangle va_list_type appropriately.
4312 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4315 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4316 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4317 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4318 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4319 parameter to 1000 for -O1 by default.
4320 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4322 * loop-invariant.c: Include params.h.
4323 (move_loop_invariants): Don't call move_single_loop_invariants on
4326 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4328 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4329 offset when calculating bounds for indexing stack_usage_map. Fixes
4330 a buffer overflow with certain target setups.
4332 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4335 * calls.c (expand_call): Clear try_tail_call if caller and callee
4336 disagree in promotion of function return value.
4338 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4341 * c-common.c (c_determine_visibility): If visibility changed and
4342 DECL_RTL has been already set, call make_decl_rtl to update symbol
4345 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4348 * varasm.c (assemble_variable): Don't check DECL_NAME when
4349 globalizing a variable.
4351 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4354 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4355 expression before any __builtin_trap call.
4356 * c-typeck.c (build_function_call): Convert and check function
4357 arguments before generating a call to a trap. Evaluate the
4358 function arguments before the trap.
4360 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4364 (UNSPEC_FXAM_MEM): New unspec.
4365 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4366 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4367 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4369 2009-02-19 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/39207
4372 PR tree-optimization/39074
4373 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4374 storedanything_tree): New.
4375 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4376 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4377 (build_succ_graph): Add edges from STOREDANYTHING to all
4379 (init_base_vars): Initialize STOREDANYTHING.
4380 (compute_points_to_sets): Free substitution info after
4381 building the succ graph.
4382 (ipa_pta_execute): Likewise.
4384 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4386 (do_ds_constraint): Do not add to special var or non-pointer
4388 (type_could_have_pointers): Split out from ...
4389 (could_have_pointers): ... here. For arrays use the element type.
4390 (create_variable_info_for): Initialize may_have_pointers.
4391 (new_var_info): Likewise.
4392 (handle_lhs_call): Make the HEAP variable unknown-sized.
4393 (intra_create_variable_infos): Use a type with pointers for
4394 PARM_NOALIAS, make it unknown-sized.
4396 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4399 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4401 2009-02-18 Jason Merrill <jason@redhat.com>
4404 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4405 value if DECL_EXTERNAL.
4406 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4407 * target.h (gcc_target::binds_local_p): Clarify "module".
4408 * tree.h (TREE_PUBLIC): Clarify "module".
4410 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4413 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4414 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4416 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4419 * c.opt (Wabi): Support C and ObjC.
4422 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4424 * config/i386/i386.c (classify_argument): Warn once about the ABI
4425 change when passing union with long double.
4427 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4429 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4432 * c-parser.c (c_parser_compound_statement): Always enter and leave
4435 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4438 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4440 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4442 PR tree-optimization/36922
4443 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4444 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4447 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4449 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4452 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4454 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4456 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4458 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4461 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4462 Richard Sandiford <rdsandiford@googlemail.com>
4464 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4465 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4466 (loongson_biadd): ...this.
4468 2009-02-17 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/39202
4471 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4472 a var make sure to follow existing collapses.
4474 2009-02-17 Richard Guenther <rguenther@suse.de>
4477 * langhooks.c (lhd_print_error_function): Check for NULL block.
4479 2009-02-17 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/39204
4482 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4485 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4487 * config/soft-fp/double.h: Update from glibc CVS.
4489 2009-02-17 Richard Guenther <rguenther@suse.de>
4491 PR tree-optimization/39207
4492 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4493 strict-aliasing warnings for pointers pointing to NULL.
4495 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4498 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4499 skipping until next close brace.
4501 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4504 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4505 to function argument boundary.
4507 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4509 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4510 in the lea_add. Reload eventually constraints it properly.
4511 * config/picochip/constraints.md : Remove the target constraint
4512 "b", since it is not needed anymore.
4514 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4516 * gthr-dce.h: Uglify function parameter and local variable names.
4517 * gthr-gnat.h: Likewise.
4518 * gthr-mipssde.h: Likewise.
4519 * gthr-nks.h: Likewise.
4520 * gthr-posix95.h: Likewise.
4521 * gthr-posix.h: Likewise.
4522 * gthr-rtems.h: Likewise.
4523 * gthr-single.h: Likewise.
4524 * gthr-solaris.h: Likewise.
4525 * gthr-tpf.h: Likewise.
4526 * gthr-vxworks.h: Likewise.
4527 * gthr-win32.h: Likewise.
4529 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4532 * config/i386/i386.md: Restrict the new peephole2 to move
4533 between MMX/SSE registers.
4535 2009-02-15 Richard Guenther <rguenther@suse.de>
4538 2009-02-13 Richard Guenther <rguenther@suse.de>
4540 * configure.ac: Enable LFS.
4541 * configure: Re-generate.
4542 * config.in: Likewise.
4544 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4546 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4547 spu_srqwbyte, spu_srqwbytebc): Define.
4548 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4549 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4550 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4551 "shrqby_<mode>"): New insn-and-split patterns.
4552 * config/spu/spu.c (expand_builtin_args): Determine and return
4553 number of operands using spu_builtin_description data.
4554 (spu_expand_builtin_1): Use it.
4556 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4559 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4562 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4565 * config/i386/i386.c (override_options): Correct warning
4566 messages for -malign-loops, -malign-jumps and -malign-functions.
4568 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4571 * config/i386/i386.md: Restrict the new peephole2 to move
4572 between the general purpose registers.
4574 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4577 * config/i386/i386.c (type_natural_mode): Add a new argument.
4578 Return the original mode and warn ABI change if vector size is 32byte.
4579 (function_arg_advance): Updated.
4580 (function_arg): Likewise.
4581 (ix86_function_value): Likewise.
4582 (ix86_return_in_memory): Likewise.
4583 (ix86_sol10_return_in_memory): Likewise.
4584 (ix86_gimplify_va_arg): Likewise.
4585 (function_arg_32): Don't warn ABX ABI change here.
4586 (function_arg_64): Likewise.
4588 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4590 * loop-iv.c (implies_p): In the final case, test that operands 0
4591 of the two comparisons match.
4593 * config/bfin/bfin.c (find_prev_insn_start): New function.
4594 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4595 (find_next_insn_start): Move.
4597 2009-02-13 Richard Guenther <rguenther@suse.de>
4599 * configure.ac: Enable LFS.
4600 * configure: Re-generate.
4601 * config.in: Likewise.
4603 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4606 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4607 sizes on syntax error after some arguments have been parsed.
4609 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4611 * doc/invoke.texi (-fira): Remove.
4613 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4615 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4616 * recog.c: Likewise.
4619 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4621 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4622 (umul_ppmm): Likewise.
4623 (count_leading_zeros): Likewise.
4624 (count_trailing_zeros): Likewise.
4625 (UMUL_TIME): Likewise.
4627 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4629 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4630 soft-fp/t-softfp to tmake_file.
4632 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4633 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4634 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4635 IA64_BUILTIN_INFQ]: New.
4636 (ia64_init_builtins): Initialize __builtin_infq,
4637 __builtin_fabsq and __builtin_copysignq if not HPUX.
4638 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4639 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
4641 * config/ia64/lib1funcs.asm (__divtf3): Define only if
4643 (__fixtfti): Likewise.
4644 (__fixunstfti): Likewise.
4645 (__floattitf): Likewise.
4647 * config/ia64/libgcc-glibc.ver: New.
4648 * config/ia64/t-fprules-softfp: Likewise.
4649 * config/ia64/sfp-machine.h: Likewise.
4651 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
4652 (LIBGCC2_TF_CEXT): Likewise.
4653 (TF_SIZE): Likewise.
4654 (TARGET_INIT_LIBFUNCS): Likewise.
4656 * config/ia64/t-glibc (SHLINB_MAPFILES):
4657 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
4659 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4661 * config/i386/i386.c (construct_container): Rewrite processing
4662 BLKmode with X86_64_SSE_CLASS.
4664 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
4667 * config/i386/i386.md: Replace simplify_replace_rtx with
4668 replace_rtx in the new peephole2.
4670 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
4672 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
4673 loop unrolling do not happen at -O2.
4675 2009-02-12 Michael Matz <matz@suse.de>
4677 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
4679 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4681 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
4684 2009-02-12 Ben Elliston <bje@au.ibm.com>
4686 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
4687 patterns when updating the back chain. Missed in the 2009-02-10
4690 2009-02-11 Janis Johnson <janis187@us.ibm.com>
4692 * doc/extend.texi (Decimal Floating Types): Update identifier of
4693 draft TR and list of missing support.
4695 2009-02-11 Jakub Jelinek <jakub@redhat.com>
4698 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
4699 bit to variable length decl's flags, add it also to its
4700 pointer replacement variable.
4702 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
4703 Jakub Jelinek <jakub@redhat.com>
4706 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
4707 (memory_blockage): New expander.
4708 (*memory_blockage): New insn pattern.
4709 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
4710 instead of general blockage at the end of function prologue when
4711 frame pointer is used to access red zone area. Do not emit blockage
4712 when profiling, it is emitted in generic code.
4713 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
4714 function epilogue when frame pointer is used to access red zone area.
4716 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
4719 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
4720 by arithmetic with memory operands.
4721 * config/i386/predicates.md (commutative_operator): New.
4723 2009-02-10 Janis Johnson <janis187@us.ibm.com>
4725 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
4728 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
4730 * alias.h (record_alias_subset): Declare.
4731 * alias.c (record_alias_subset): Make global.
4733 2009-02-10 Nick Clifton <nickc@redhat.com>
4735 * tree-parloops.c: Change license to GPLv3.
4736 * ipa-struct-reorg.c: Change license to GPLv3.
4737 * ipa-struct-reorg.h: Change license to GPLv3.
4739 2009-02-10 Steve Ellcey <sje@cup.hp.com>
4742 * c-decl.c (start_struct): Return NULL on error.
4744 2009-02-10 Jakub Jelinek <jakub@redhat.com>
4747 * cfgloopmanip.c (remove_path): Call remove_bbs after
4748 cancel_loop_tree, not before it.
4751 * function.h (struct function): Add has_local_explicit_reg_vars bit.
4752 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
4753 VAR_DECLs were seen.
4754 * tree-ssa-live.c (remove_unused_locals): Recompute
4755 cfun->has_local_explicit_reg_vars.
4756 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
4757 copies or clearings if cfun->has_local_explicit_reg_vars.
4759 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
4762 * config/i386/i386.c (expand_prologue): Emit blockage at the end
4763 of function prologue when frame pointer is used to access
4766 2009-02-10 Richard Guenther <rguenther@suse.de>
4769 * gimplify.c (gimple_regimplify_operands): Always look if
4770 we need to create a temporary.
4772 2009-02-10 Richard Guenther <rguenther@suse.de>
4774 PR tree-optimization/39132
4775 * tree-loop-distribution.c (todo): New global var.
4776 (generate_memset_zero): Trigger TODO_rebuild_alias.
4777 (tree_loop_distribution): Return todo.
4779 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
4782 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
4783 (x86_64_reg_class_name): Removed.
4784 (classify_argument): Return 0 if bytes > 32. Return 0 if the
4785 first one isn't X86_64_SSE_CLASS or any other ones aren't
4786 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
4787 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
4788 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
4789 and 3 X86_64_SSEUP_CLASS.
4790 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
4791 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
4793 2009-02-10 Ben Elliston <bje@au.ibm.com>
4795 * config/rs6000/rs6000.md (allocate_stack): Always use an update
4796 form instruction to update the stack back chain word, even if the
4797 user has disabled the generation of update instructions.
4798 (movdi_<mode>_update_stack): New.
4799 (movsi_update_stack): Likewise.
4800 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
4801 always use an update form instruction to update the stack back
4804 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
4807 * graphite.c (if_region_set_false_region): After moving a region in
4808 the false branch of a condition, remove the empty dummy basic block.
4809 (gloog): Remove wrong fix for PR38953.
4811 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4813 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
4814 generation due to implicit sign extension.
4816 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
4819 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
4820 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
4822 2009-02-09 Richard Guenther <rguenther@suse.de>
4825 * convert.c (convert_to_real): Disable (float)fn((double)x)
4826 to fnf(x) conversion if errno differences may occur and
4827 -fmath-errno is set.
4829 2009-02-07 Anatoly Sokolov <aesok@post.ru>
4831 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
4832 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4833 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4835 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4838 * c-common.c (handle_alias_attribute): Disallow attribute for
4839 anything not a FUNCTION_DECL or VAR_DECL.
4841 2009-02-06 Janis Johnson <janis187@us.ibm.com>
4844 * real.c (do_compare): Special-case compare of zero against
4845 decimal float value.
4847 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4850 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
4851 as indicating flexible array members unless the field itself is
4852 being declarared as the incomplete array.
4854 2009-02-06 Jan Hubicka <jh@suse.cz>
4856 PR tree-optimization/38844
4857 * ipa-inline.c (try_inline): Stop inlining recursion when edge
4860 2009-02-06 Richard Guenther <rguenther@suse.de>
4863 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
4864 fork because we may expand it as __gcov_fork.
4866 2009-02-06 Nick Clifton <nickc@redhat.com>
4868 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
4870 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
4872 PR tree-optimization/35659
4873 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
4874 vn_phi_eq): Shortcut if hashcode does not match.
4875 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
4877 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
4878 and avoid iterative_hash_expr.
4879 (FOR_EACH_VALUE_ID_IN_SET): New.
4880 (value_id_compare): Remove.
4881 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
4882 sort expressions by value id.
4884 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
4887 * config/sh/predicates.md (general_movsrc_operand): Don't check
4888 the subreg of system registers here.
4890 2009-02-05 Jakub Jelinek <jakub@redhat.com>
4893 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
4896 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
4898 PR rtl-optimization/39110
4899 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
4900 addresses, not aligned ones.
4902 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
4903 Richard Guenther <rguenther@suse.de>
4905 PR tree-optimization/39100
4906 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
4907 comment says and add edges.
4909 2009-02-05 Joseph Myers <joseph@codesourcery.com>
4912 * c-common.c (handle_tls_model_attribute): Ignore attribute for
4913 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
4915 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
4917 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4918 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4919 register_bb_in_sese, new_sese, free_sese): Moved.
4920 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4921 outermost_loop_in_scop, build_scop_iteration_domain,
4922 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4923 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4924 Use loop_in_sese_p instead of loop_in_scop_p.
4925 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
4926 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
4927 (scopdet_basic_block_info): Fix bug in scop detection.
4928 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4929 eq_loop_to_cloog_loop): Remove.
4930 (nb_loops_around_loop_in_scop, nb_loop
4931 ref_nb_loops): Moved here...
4932 * graphite.h (ref_nb_loops): ... from here.
4933 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
4934 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4935 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4936 * testsuite/gcc.dg/graphite/scop-19.c: New
4938 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
4939 Hans-Peter Nilsson <hp@axis.com>
4941 PR rtl-optimization/37889
4942 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
4943 Move offset handling from PLUS to before the switch. Use new
4944 arguments when considering SYMBOL_REFs too.
4945 (rtx_addr_can_trap_p): Pass dummy offset and size.
4946 (enum may_trap_p_flags): Remove.
4947 (may_trap_p_1): Pass size from MEM_SIZE.
4949 PR rtl-optimization/38921
4950 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
4951 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
4952 * rtlanal.c (may_trap_after_code_motion_p): Delete.
4953 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
4955 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
4957 AVX Programming Reference (January, 2009)
4958 * config/i386/sse.md (*vpclmulqdq): New.
4960 2009-02-04 Jakub Jelinek <jakub@redhat.com>
4962 PR tree-optimization/38977
4963 PR gcov-profile/38292
4964 * calls.c (special_function_p): Disregard __builtin_ prefix.
4966 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
4968 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
4969 non-indexable addresses even before reload.
4971 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4974 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
4975 as having variable size. Do not give an error for unnamed
4976 parameters with [*] declarators. Give a warning for type names
4977 with [*] declarators and mark them as variable size.
4978 * c-parser.c (c_parser_sizeof_expression): Do not give an error
4979 for sizeof applied to [*] type names.
4981 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4984 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
4986 2009-02-03 Jakub Jelinek <jakub@redhat.com>
4988 * gcc.c (process_command): Update copyright notice dates.
4989 * gcov.c (print_version): Likewise.
4990 * gcov-dump.c (print_version): Likewise.
4991 * mips-tfile.c (main): Likewise.
4992 * mips-tdump.c (main): Likewise.
4994 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4997 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
4998 for composite type involving a zero-length array type.
5000 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5003 * function.c (match_asm_constraints_1): Skip over
5004 initial optional % in the constraint.
5007 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5008 supported, don't accept FIXED_CSTs.
5009 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5010 and _Sat is used without _Fract/_Accum. Set specs->type to
5011 integer_type_node for cts_fract/cts_accum if fixed point is not
5014 2009-02-02 Catherine Moore <clm@codesourcery.com>
5016 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5018 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5020 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5021 (ABI_HAS_64BIT_SYMBOLS): Use it.
5022 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5024 2009-02-02 Paul Brook <paul@codesourcery.com>
5026 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5028 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5031 * recog.h (asm_operand_ok): Add constraints argument.
5032 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5033 recurse on matching constraint.
5034 (check_asm_operands): Pass constraints as 3rd argument to
5035 asm_operand_ok. Don't look up matching constraint here.
5036 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5039 2009-02-02 Ben Elliston <bje@au.ibm.com>
5041 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5042 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5044 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5046 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5047 information. Remove some obsolete information. Reorganize.
5049 * config/pa/fptr.c: Revert license to GPL 2.
5050 * config/pa/milli64.S: Likewise.
5052 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5055 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5056 LIBRARY name in, instead of hard-coding it.
5057 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5058 extra target make frag to tmake_files according to EH model.
5059 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5060 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5061 frags that define makefile variable EH_MODEL appropriately.
5062 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5063 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5064 to "-sjlj" according to type of EH configured.
5065 (LIBGCC_SONAME): Concatenate it to shared library base name.
5066 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5067 to "_sjlj" according to type of EH configured.
5068 (LIBGCC_SONAME): Concatenate it to shared library base name.
5069 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5070 (SHLIB_LINK): Add missing semicolon to if-else construct.
5071 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5072 string value of "pe_dll" command-line option.
5073 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5074 (SHLIB_SONAME): Use it when overriding t-cygming default.
5075 (SHLIB_IMPLIB): Override t-cygming default.
5076 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5077 string value of "pe_dll" command-line option.
5079 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5082 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5083 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5085 2009-01-31 Richard Guenther <rguenther@suse.de>
5087 PR tree-optimization/38937
5088 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5089 computing the transitive closure.
5091 2009-01-30 Richard Guenther <rguenther@suse.de>
5093 PR tree-optimization/39041
5094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5095 Propagate variable indices only if the types match for this stmt.
5097 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5100 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5101 inline but never defined.
5103 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5105 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5106 (*insv_h_di_reg_extimm): New insn.
5107 (*insv_l<mode>_reg_extimm): New insn.
5109 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5111 * config/picochip/picochip.c (flag_conserve_stack): set
5112 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5113 fconserve-stack. Reduce call-overhead used by inliner.
5115 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5118 * common.opt (flag_conserve_stack): Initialised to zero.
5120 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5123 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5124 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5127 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5129 * ira-color.c (allocno_reload_assign): Update comments.
5130 * regmove.c (regmove_optimize): Likewise.
5134 2009-01-29 Robert Millan <rmh@aybabtu.com>
5136 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5137 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5138 `MD_UNWIND_SUPPORT'.
5139 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5141 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5143 PR tree-optimization/39007
5144 * tree-loop-distribution.c (generate_builtin): Use
5145 recompute_dominator to compute the immediate dominator of the
5146 basic block just after the loop.
5148 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5150 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5151 (ASM_OUTPUT_DWARF_PCREL): Define.
5153 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5155 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5156 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5157 global. Modify entries about regmove and IRA.
5159 * ra-conflict.c: Remove the file.
5161 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5163 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5164 (pass_regclass_init): Rename to pass_reginfo_init.
5166 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5168 * toplev.h (flag_ira): Remove.
5170 * caller-save.c (setup_save_areas): Remove flag_ira.
5172 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5174 * global.c: Remove the file.
5176 * opts.c (decode_options): Remove flag_ira.
5178 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5180 * regmove.c: Modify file description.
5181 (find_use_as_address, try_auto_increment): Define them only if
5182 AUTO_INC_DEC is defined.
5183 (replacement_quality, replace_in_call_usage, fixup_match_1,
5184 stable_and_no_regs_but_for_p): Remove.
5185 (reg_set_in_bb): Make it static.
5186 (regmove_optimize): Remove flag_ira and code which worked for
5189 * local-alloc.c: Remove the file.
5191 * common.opt (fira): Remove.
5193 * ira.c: Include except.h.
5194 (eliminable_regset): Move from global.c.
5195 (mark_elimination): Ditto. Remove flag_ira.
5196 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5197 equiv_mem_modified, validate_equiv_mem_from_store,
5198 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5199 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5200 no_equiv, recorded_label_ref): Move from local-alloc.c.
5201 (update_equiv_regs): Ditto. Make it static.
5202 (print_insn_chain, print_insn_chains): Move it from global.c.
5203 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5204 (build_insn_chain): Ditto. Make it static.
5205 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5206 Rename to init_live_subregs.
5207 (gate_ira): Remove flag_ira.
5209 * regclass.c: Rename reginfo.c. Change file description.
5210 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5211 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5212 (init_reg_sets_1): Remove code for evaluation of
5213 reg_class_superclasses and losing_caller_save_reg_set.
5214 (init_regs): Remove init_reg_autoinc.
5215 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5216 ok_for_base_p_nonstrict): Remove.
5217 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5218 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5219 corresponding entries.
5220 (dump_regclass, record_operand_costs, scan_one_insn,
5221 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5222 record_address_regs, auto_inc_dec_reg_p): Remove.
5223 (gt-regclass.h): Rename to gt-reginfo.h.
5225 * rtl.h (dump_global_regs, retry_global_alloc,
5226 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5228 * Makefile.in (RA_H): Remove.
5229 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5230 Rename regclass.o to reginfo.o.
5231 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5233 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5234 (GTFILES): Rename regclass.c to reginfo.c.
5236 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5237 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5239 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5240 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5242 (finish_spills): Ditto. Remove code for !flag_ira.
5244 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5247 * doc/invoke.texi (rtl debug options): Complete rewrite.
5248 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5250 * mode-switching.c (pass_mode_switching): Rename pass from
5251 "mode-sw" to "mode_sw".
5252 * except.c (pass_convert_to_eh_ranges): Rename pass from
5253 "eh-ranges" to "eh_ranges".
5254 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5258 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5259 Alexander Monakov <amonakov@ispras.ru>
5262 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5264 (move_exprs_to_boundary): Change return type and pass through
5265 should_move from move_op. Relax assert. Update usage ...
5266 (schedule_expr_on_boundary): ... here. Use should_move instead of
5268 (move_op_orig_expr_found): Indicate that insn was disconnected from
5270 (code_motion_process_successors): Do not call after_merge_succs
5271 callback if original expression was not found when traversing any of
5273 (code_motion_path_driver): Change return type. Update prototype.
5274 (move_op): Update comment. Add a new parameter (should_move). Update
5275 prototype. Set *should_move based on indication provided by
5276 move_op_orig_expr_found.
5278 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5280 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5281 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5282 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5283 * config/rs6000/rs6000.c (rs6000_override_options): Default
5284 avoid-indexed-addresses on for Power6, off for everything else.
5285 (avoiding_indexed_address_p): New function.
5286 (rs6000_legitimize_address): Use it.
5287 (rs6000_legitimate_address): Likewise.
5288 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5290 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5292 PR tree-optimization/38997
5293 * tree-loop-distribution.c (generate_memset_zero): Use
5294 POINTER_PLUS_EXPR for a pointer addition.
5296 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5298 * config/s390/s390.md (bswap<mode>2): New pattern added.
5300 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5302 * config/s390/s390.md (*tls_load_31): Added type attribute.
5304 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5306 * config/s390/s390.md: Fix a few comments.
5308 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5310 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5311 (*tm<mode>_full): Fixed z10prop attribute.
5312 (*tst<mode>_extimm): Fixed z10prop attribute.
5313 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5314 (*tstqiCCT_cconly): Fixed z10prop attribute.
5315 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5316 (*movsi_larl): Fixed z10prop attribute.
5317 (*movsi_zarch): Fixed z10prop attribute.
5318 (*movsi_eas): Fixed z10prop attribute.
5319 (*movhi): Fixed z10prop attribute.
5320 (*movqi): Fixed z10prop attribute.
5321 (*movstrictqi): Fixed z10prop attribute.
5322 (*mov<mode>): Fixed z10prop attribute.
5323 (*movcc): Fixed z10prop attribute.
5324 (*sethighpartdi_64): Fixed z10prop attribute.
5325 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5326 (*negdi2_sign_cc): Fixed z10prop attribute.
5327 (*negdi2_sign): Fixed z10prop attribute.
5328 (*absdi2_sign_cc): Fixed z10prop attribute.
5329 (*absdi2_sign): Fixed z10prop attribute.
5330 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5331 (*negabsdi2_sign): Fixed z10prop attribute.
5332 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5333 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5334 (doloop_si64): Fixed z10prop attribute.
5335 (doloop_si31): Fixed z10prop attribute.
5336 (doloop_long): Fixed z10prop attribute.
5337 (indirect_jump): Fixed z10prop attribute.
5338 (nop): Fixed z10prop attribute.
5339 (main_base_64): Fixed z10prop attribute.
5340 (reload_base_64): Fixed z10prop attribute.
5342 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5344 PR rtl-optimization/38740
5345 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5347 * config/mips/mips.c (mips_reorg): Likewise.
5349 2009-01-28 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/38926
5352 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5353 with the correct value id to a value.
5354 (do_regular_insertion): Use the value number of edoubleprime
5355 for the value number of the expr.
5358 2008-08-21 Richard Guenther <rguenther@suse.de>
5360 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5361 a PHI ask VN if it is already available.
5362 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5363 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5365 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5368 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5369 set to varying whenever max has TREE_OVERFLOW set, similarly
5370 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5372 2009-01-28 Richard Guenther <rguenther@suse.de>
5375 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5376 uninitialized aggregate uses in call arguments.
5378 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5380 PR tree-optimization/38984
5381 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5382 the nothing_id variable if -fno-delete-null-pointer-checks.
5384 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5387 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5388 (set_got_offset_rex64): Ditto.
5390 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5393 * doc/extend.texi: Improve local variable with asm reg.
5395 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5397 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5398 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5399 was not supplied then set warn_packed_bitfield_compat to the
5401 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5404 2009-01-27 Richard Guenther <rguenther@suse.de>
5406 PR tree-optimization/38503
5407 * cfgexpand.c (expand_gimple_basic_block): Ignore
5408 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5409 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5410 variables that cannot have TBAA applied.
5411 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5414 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5417 * calls.c (initialize_argument_information): Do not wrap complex
5418 arguments in SAVE_EXPR.
5420 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5422 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5423 (INSTALL_LIBGCC): Revert typo commit.
5425 2009-01-26 Richard Guenther <rguenther@suse.de>
5427 PR tree-optimization/38745
5428 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5429 from special handling.
5431 2009-01-26 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/38745
5434 * tree-ssa.c (execute_update_addresses_taken): Do not include
5435 variables that cannot possibly be a register in not_reg_needs.
5436 Do not clear TREE_ADDRESSABLE on vars that may not become
5438 * tree-ssa.c (update_alias_info_1): Include those in the set
5439 of addressable vars.
5441 2009-01-26 Richard Guenther <rguenther@suse.de>
5444 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5445 * tree-ssa-dse.c: Include langhooks.h
5446 (execute_simple_dse): Remove stores with zero size.
5448 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5451 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5454 2009-01-24 Julian Brown <julian@codesourcery.com>
5456 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5457 config/arm/linux-atomic.c.
5458 * config/arm/linux-atomic.c: New.
5460 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5462 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5463 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5464 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5466 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5469 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5472 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5474 PR tree-optimization/38953
5475 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5476 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5477 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5478 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5481 2009-01-24 Paul Brook <paul@codesourcery.com>
5483 * config/arm/neon.md (neon_type): Move to arm.md.
5484 (neon_mov<VSTRUCT>): Add neon_type attribute.
5485 * config/arm/arm.md (neon_type): Move to here.
5486 (conds): Add "unconditioal" and use as default for NEON insns.
5488 2009-01-24 Ben Elliston <bje@au.ibm.com>
5490 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5491 void *' warning from -Wc++-compat.
5492 * Makefile.in (dominance.o-warn): Remove.
5494 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5496 PR tree-optimization/38932
5497 * fold-const.c (fold_unary_ignore_overflow): New.
5498 * tree.h (fold_unary_ignore_overflow): Declare.
5499 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5500 * tree-ssa-sccvn.c (visit_reference_op_load,
5501 simplify_unary_expression): Likewise.
5503 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5505 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5506 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5507 regardless of their type.
5508 * c-common.c (handle_packed_attribute): Don't ignore packed on
5510 * c.opt (Wpacked-bitfield-compat): New warning option.
5511 * stor-layout.c (place_field): Warn if offset of a field changed.
5512 * doc/extend.texi (packed): Mention the ABI change.
5513 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5514 (Warning Options): Add it to the list.
5516 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5518 * c-opts.c (c_common_post_options): Fix a typo in comments.
5520 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5523 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5524 variables to static.
5525 * doc/invoke.texi (-fmerge-all-constants): Update description.
5527 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5531 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5533 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5535 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5537 (LOCAL_ALIGNMENT): Similarly.
5539 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5540 Joseph Myers <joseph@codesourcery.com>
5542 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5543 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5544 * config/arm/arm-tune.md: Regenerate.
5545 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5548 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5550 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5551 version number to five.
5553 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5556 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5557 * c-common.c (set_underlying_type): Likewise.
5558 (is_typedef_decl ): Likewise
5560 (set_underlying_type): Likewise.
5561 (is_typedef_type): Likewise.
5563 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5566 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5569 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5572 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5573 (LIBGCC_SPEC): Don't define.
5574 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5576 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5578 PR rtl-optimization/38879
5579 * alias.c (base_alias_check): Unaligned access via AND address can
5580 alias all surrounding object types except those with sizes equal
5581 or wider than the size of unaligned access.
5583 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5586 * c-decl.c (clone_underlying_type): Move this ...
5587 * c-common.c (set_underlying_type): ... here.
5588 Also, make sure the function properly sets TYPE_STUB_DECL() on
5589 the newly created typedef variant type.
5590 (is_typedef_decl ): New entry point.
5591 * tree.h: Added a new member member_types_needing_access_check to
5592 struct tree_decl_non_common.
5593 (set_underlying_type): New entry point.
5594 (is_typedef_type): Likewise.
5596 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5598 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5599 Check whether two instructions have memory references that
5600 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5601 are helper functions for traversing.
5602 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5603 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5604 not to draw dependency edge for instructions with non-conflicting
5607 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5610 * longlong.h: Update copyright years. Use soft-fp license notice.
5611 Sync __clz_tab declaration with glibc.
5613 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5616 * doc/extend.texi (syscall_linkage): New.
5617 (version_id): Modify.
5619 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5620 Richard Guenther <rguenther@suse.de>
5622 PR tree-optimization/38747
5623 PR tree-optimization/38748
5624 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5625 conversion if the base address is an indirect reference and the
5626 aliasing sets could cause issues.
5628 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5630 * common.opt (fgraphite, fgraphite-identity): Add comment for
5631 explaining why these options are not documented.
5633 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5635 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5636 gimple_call_lhs is NULL.
5638 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
5641 * emit-rtl.c (adjust_address_1): Make sure memref is never
5644 2009-01-20 Ben Elliston <bje@au.ibm.com>
5646 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5647 const qualifier from arg parameter. Remove unnecessary cast to char *.
5648 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5649 const qualifier from arg 2.
5651 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5653 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
5655 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
5658 * rtl.h (reinit_regs): New prototype.
5659 * regclass.c: Include ira.h.
5661 * Makefile.in (regclass.o): Add ira.h.
5662 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
5664 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
5667 * c-common.c (handle_aligned_attribute): Use
5668 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
5669 default alignment value.
5671 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
5673 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
5674 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
5676 * doc/extend.texi: Update __attribute__ ((aligned)). Document
5677 __BIGGEST_ALIGNMENT__.
5679 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
5681 2009-01-18 Richard Guenther <rguenther@suse.de>
5683 PR tree-optimization/38819
5684 * tree-flow.h (operation_could_trap_helper_p): Declare.
5685 * tree-eh.c (operation_could_trap_helper_p): Export.
5686 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
5687 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
5688 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
5689 are about to insert a possibly trapping instruction and fail
5692 2009-01-18 Andreas Schwab <schwab@suse.de>
5694 * doc/install.texi (Configuration): Remove obsolete paragraph
5695 about use of --with-gnu-ld with --with-gnu-as.
5697 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
5699 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
5700 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5701 Follow spelling conventions.
5703 2009-01-18 Ben Elliston <bje@au.ibm.com>
5705 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
5706 C++ warning about implicit conversion from void * to struct
5708 (bitmap_obstack_free): Likewise for bitmap_element *.
5709 * Makefile.in (bitmap.o-warn): Remove.
5711 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
5713 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
5715 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
5716 Tobias Grosser <tobi.grosser@amd.com>
5718 * graphite.c (graphite_trans_scop_block): Do not block single
5721 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
5723 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
5724 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
5725 test with assertion.
5727 2009-01-16 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/38835
5731 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
5732 and INT + PTR -> (INT)(PTR p+ INT) folding.
5733 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
5735 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
5738 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
5739 the subreg from a lowpart subreg if it is also casting the value.
5741 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5742 Tobias Grosser <tobi.grosser@amd.com>
5744 * graphite.c (compare_prefix_loops): New.
5745 (build_scop_canonical_schedules): Rewritten.
5746 (graphite_transform_loops): Move build_scop_canonical_schedules
5747 after build_scop_iteration_domain.
5749 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5750 Tobias Grosser <tobi.grosser@amd.com>
5752 * graphite.c (add_conditions_to_domain): Add the loops to
5753 the dimension of the iteration domain. Do copy the domain
5754 only when it exists.
5755 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5756 (add_conditions_to_constraints): New.
5757 (can_generate_code_stmt, can_generate_code): Removed.
5758 (gloog): Do not call can_generate_code.
5759 (graphite_transform_loops): Call add_conditions_to_constraints
5760 after building the iteration domain.
5762 2009-01-16 Jakub Jelinek <jakub@redhat.com>
5764 PR tree-optimization/38789
5765 * tree-ssa-threadedge.c
5766 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5767 __builtin_constant_p.
5769 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5771 * dce.c (delete_unmarked_insns): Reversed the order that insns are
5772 examined before deleting them.
5774 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
5776 * function.c (aggregate_value_p): Correctly extract the function
5777 type from CALL_EXPR_FN lookup.
5779 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5781 * config/picochip/picochip.c (picochip_override_options): Revert
5782 CFI asm flag disable commited previously.
5784 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5785 Tobias Grosser <tobi.grosser@amd.com>
5786 Jan Sjodin <jan.sjodin@amd.com>
5788 * graphite.c (scan_tree_for_params): On substractions negate
5789 all the coefficients of the term.
5790 (clast_to_gcc_expression_red): New. Handle reduction expressions
5791 of more than two operands.
5792 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5793 (get_vdef_before_scop): Handle also the case of default definitions.
5795 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5797 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
5798 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
5799 Also use them when walking CALL_INSN_FUNCTION_USAGE.
5801 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
5802 Joey Ye <joey.ye@intel.com>
5805 * cfgexpand.c (expand_stack_alignment): Don't update stack
5806 boundary nor check incoming stack boundary here.
5807 (gimple_expand_cfg): Update stack boundary and check incoming
5808 stack boundary here.
5810 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5812 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
5814 2009-01-14 Jakub Jelinek <jakub@redhat.com>
5816 PR rtl-optimization/38245
5817 * calls.c (expand_call): Add stack arguments to
5818 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5819 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
5820 in regs and partially in memory or BLKmode arguments.
5821 (emit_library_call_value_1): Add stack arguments to
5822 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5823 ACCUMULATE_OUTGOING_ARGS).
5824 * dce.c: Include tm_p.h.
5825 (find_call_stack_args): New function.
5826 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
5828 (mark_insn): Call find_call_stack_args for CALL_Ps.
5829 (prescan_insns_for_dce): Walk insns backwards in bb rather than
5830 forwards. Allocate and free arg_stores bitmap if needed, pass it
5831 down to deletable_insn_p, don't mark stores set in arg_stores
5832 bitmap, clear the bitmap at the beginning of each bb.
5833 * Makefile.in (dce.o): Depend on $(TM_P_H).
5835 2009-01-14 Michael Meissner <gnu@the-meissners.org>
5838 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
5839 to make sure the insn is a conditional test (bug 22599). Reformat a
5842 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5845 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5846 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5847 (gloog): Do not call cleanup_tree_cfg.
5848 (graphite_transform_loops): Call cleanup_tree_cfg after all
5849 scops have been code generated.
5851 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
5852 * doc/gty.texi (Invoking the garbage collector): Added new node
5853 and section documenting ggc_collect.
5855 2009-01-14 Richard Guenther <rguenther@suse.de>
5857 PR tree-optimization/38826
5859 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
5860 initialization notes only if we actually emitted a warning.
5861 (intra_create_variable_infos): Add constraints for a result decl
5862 that is passed by hidden reference.
5863 (build_pred_graph): Mark all related variables non-direct on
5866 2009-01-14 Nick Clifton <nickc@redhat.com>
5868 * ira-conflicts.c: Include addresses.h for the definition of
5870 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
5871 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
5873 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
5876 * Makefile.in (ira-lives.o): Add except.h.
5878 * ira-lives.c: Include except.h.
5879 (process_bb_node_lives): Process can_throw_internal.
5881 2009-01-13 Jakub Jelinek <jakub@redhat.com>
5883 PR rtl-optimization/38774
5884 * combine.c (simplify_set): When undoing cc_use change, don't do
5885 PUT_CODE on the newly created comparison, but instead put back the
5888 2009-01-13 Joseph Myers <joseph@codesourcery.com>
5890 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
5891 values. Remove duplicate arm8 entry.
5893 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5895 PR tree-optimization/38786
5896 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5897 the SSA_NAME case of expand_scalar_variables_expr.
5898 Set the type of an expression to the type of its assign statement.
5899 (expand_scalar_variables_expr): Also gather the scalar computation
5900 used to index the memory access. Do not pass loop_p.
5901 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5902 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5903 the gimple_stmt_iterator where it inserts new code.
5905 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5906 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5908 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5910 * graphite.h (debug_value): Removed.
5911 * graphite.c (debug_value): Removed.
5913 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5915 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
5916 ldrd/strd with two 32-bit instructions.
5918 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5920 * config/arm/arm.c (struct processors): Pass for speed down into
5921 cost helper functions.
5922 (const_ok_for_op): Handle COMPARE and inequality nodes.
5923 (arm_rtx_costs_1): Rewrite.
5924 (arm_size_rtx_costs): Update prototype.
5925 (arm_rtx_costs): Pass speed down to helper functions.
5926 (arm_slowmul_rtx_costs): Rework cost calculations.
5927 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
5928 (arm_9e_rtx_costs): Likewise.
5930 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
5932 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
5933 relocations of local symbols wider than UNITS_PER_WORD are not valid.
5934 (alpha_legitimize_address): Do not split local symbols wider than
5935 UNITS_PER_WORD into HIGH/LO_SUM parts.
5937 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
5940 * gcc.c (process_command): Replace call to execvp with calls
5941 to pex_one and exit.
5943 2009-01-03 Anatoly Sokolov <aesok@post.ru>
5946 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
5947 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
5948 variant for devices with 3-byte PC.
5949 (__tablejump_elpm__): New.
5951 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5954 * c-parser.c (c_parser_postfix_expression): Allow `->' in
5955 offsetof member-designator, handle it as `[0].'.
5957 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5959 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
5960 function when not using named sections on targets with named sections
5961 if branch distance is less than 262132.
5963 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
5965 * combine.c (combine_instructions): Recompute
5966 optimize_this_for_speed_p for each BB in the main combine loop.
5968 2009-01-12 Tomas Bily <tbily@suse.cz>
5971 * tree-loop-distribution.c (prop_phis): New function.
5972 (generate_builtin): Call prop_phis.
5973 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
5975 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5977 PR tree-optimization/38807
5978 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
5979 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
5981 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
5983 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
5984 subreg of op0 to the original op0.
5986 2009-01-11 Laurent GUERBY <laurent@guerby.net>
5988 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
5990 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
5993 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
5994 starting with digits.
5996 2009-01-10 Jakub Jelinek <jakub@redhat.com>
5999 * config/arm/arm.c (arm_is_long_call_p): Don't call
6000 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6002 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6004 * regrename.c (regrename_optimize): Fix dumping.
6005 (find_oldest_value_reg): Preserve REG_POINTER.
6006 (copy_hardreg_forward_1): Likewise.
6008 2009-01-09 Diego Novillo <dnovillo@google.com>
6010 * gimple.h (struct gimple_statement_base) <uid>: Document
6011 the restrictions on its use.
6013 (gimple_set_uid): Tidy.
6015 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6017 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6018 zero guard even if align_bytes != 0 and count is smaller than
6021 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6023 PR rtl-optimization/38495
6024 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6025 (add_range_and_copies_from_move_list): Print all added ranges.
6026 Add ranges to memory optimized destination.
6028 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6032 * config/i386/i386.c (override_options): Reject
6033 -mstringop-strategy=rep_8byte with -m32.
6034 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6035 to 1. Do count comparison against epilogue_size_needed at compile
6036 time even when count_exp was constant forced into register. For
6037 size_needed don't jump to epilogue, instead just avoid aligning
6038 and invoke the body algorithm. If need_zero_guard, add zero guard
6039 even if count is non-zero, but smaller than size_needed + number of
6040 bytes that could be stored for alignment.
6041 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6042 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6043 but smaller than size_needed + number of bytes that could be stored
6044 for alignment. Compare size_needed with epilogue_size_needed instead
6045 of desired_align - align, don't adjust size_needed, pass
6046 epilogue_size_needed to the epilogue expanders.
6049 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6051 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6053 * pa.c (last_address): Change to unsigned.
6054 (update_total_code_bytes): Change argument to unsigned. Don't
6055 check if insn addresses are set.
6056 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6057 addresses are not set.
6058 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6060 2009-01-09 Nick Clifton <nickc@redhat.com>
6062 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6063 DECL_DECLARED_INLINE_P.
6065 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6068 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6069 GET_MODE (op0) in operand_subword_force calls.
6072 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6073 fold_convert arg0 operands to TREE_TYPE (op0) first.
6075 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6077 * params.def (ira-max-conflict-table-size): Decrease default value
6080 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6082 PR tree-optimization/37031
6083 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6085 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6086 allocate it using gc instead of heap, use VEC_quick_push instead of
6088 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6089 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6090 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6091 allocated vector from heap allocated.
6092 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6093 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6094 vector only after perfect_loop_nest_depth call.
6096 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6097 Jan Sjodin <jan.sjodin@amd.com>
6099 PR tree-optimization/38559
6100 * graphite.c (debug_value, copy_constraint,
6101 swap_constraint_variables, scale_constraint_variable, ): New.
6102 (get_lower_bound, get_upper_bound): Removed.
6103 (graphite_trans_bb_strip_mine): Clean up this code that works
6104 only for constant number of iterations. Fully copy upper and
6105 lower bound constraints, not only the constant part of them.
6106 * graphite.h (debug_value): Declared.
6108 2009-01-08 Ira Rosen <irar@il.ibm.com>
6110 PR tree-optimization/37194
6111 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6112 Don't add the cost of cost model guard in prologue to scalar
6113 outside cost in case of known number of iterations.
6115 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6116 Alan Modra <amodra@bigpond.net.au>
6118 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6119 non-word-aligned REG+CONST addressing.
6121 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6124 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6125 free_after_compilation when outputting a thunk.
6126 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6127 Do not call free_after_compilation here.
6129 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6131 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6132 (ix86_valid_target_attribute_inner_p): Ditto.
6134 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6136 PR tree-optimization/38492
6137 PR tree-optimization/38498
6138 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6139 * tree-chrec.h (scev_is_linear_expression): Declared.
6140 * graphite.c (graphite_cannot_represent_loop_niter): New.
6141 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6142 (graphite_loop_normal_form): Use gcc_assert.
6143 (scan_tree_for_params): Use CASE_CONVERT.
6144 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6145 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6146 Use gcc_assert. Discard scops that contain unhandled cases.
6147 (build_scop_conditions): Return a boolean status for unhandled cases.
6148 (strip_mine_profitable_p): Print the loop number, not its depth.
6149 (is_interchange_valid): Pass the depth of the loop nest, don't
6150 recompute it wrongly.
6151 (graphite_trans_bb_block): Same.
6152 (graphite_trans_bb_block): Print tentative of loop blocking.
6153 (graphite_trans_scop_block): Do not print that the loop has been
6155 (graphite_transform_loops): Do not handle scops that contain condition
6158 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6160 AVX Programming Reference (December, 2008)
6161 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6162 (_mm256_stream_pd): Likewise.
6163 (_mm256_stream_ps): Likewise.
6165 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6166 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6167 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6168 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6169 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6170 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6171 (ix86_expand_special_args_builtin): Likewise.
6173 * config/i386/sse.md (AVXMODEDI): New.
6174 (avx_movnt<mode>): Likewise.
6175 (avx_movnt<mode>): Likewise.
6176 (<sse>_movnt<mode>): Remove AVX support.
6177 (sse2_movntv2di): Likewise.
6179 2009-01-07 Richard Guenther <rguenther@suse.de>
6182 * fold-const.c (extract_muldiv): Remove obsolete comment.
6183 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6184 to PLUS_EXPR canonicalization for the canonicalization.
6186 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6188 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6189 hosted cross-compilers generating less efficient code.
6191 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6193 * function.h (rtl_data): Add a dbr_scheduled_p field.
6194 * reorg.c (dbr_schedule): Set it.
6195 (gate_handle_delay_slots): Check it.
6196 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6197 (mips_reorg): Check flag_delayed_branch instead of
6198 mips_base_delayed_branch.
6199 (mips_override_options): Don't set mips_base_delayed_branch
6200 or flag_delayed_branch.
6202 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6204 PR rtl-optimization/38426.
6205 * ira.c (ira): Set current_function_is_leaf earlier.
6207 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6209 PR rtl-optimization/38722
6210 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6211 too early, only set a flag and modify after last possible
6214 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6217 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6218 * real.c (decimal_single_format): Correct values of emin and emax.
6219 (decimal_double_format): Ditto.
6220 (decimal_quad_format): Ditto.
6221 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6222 computation of DECnn_MIN and DECnn_MAX for corrected values of
6223 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6224 __DECnn_MIN__, and adjust its computation for the corrected value
6227 2009-01-06 Jan Hubicka <jh@suse.cz>
6230 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6232 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6234 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6235 Add Robert Clark to the list of testers.
6237 2009-01-06 Jan Hubicka <jh@suse.cz>
6238 Kai Tietz <kai.tietz@onevision.com>
6240 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6241 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6243 2009-01-06 Jan Hubicka <jh@suse.cz>
6244 Kai Tietz <kai.tietz@onevision.com>
6246 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6248 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6249 (ix86_nsaved_regs): Count only general purpose regs.
6250 (ix86_nsaved_sseregs): New.
6251 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6252 to 16 for w64; compute padding and size of sse reg save area.
6253 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6254 general purpose regs.
6255 (ix86_emit_save_sse_regs_using_mov): New.
6256 (ix86_expand_prologue): Save SSE regs if needed.
6257 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6258 (ix86_emit_restore_sse_regs_using_mov): New.
6259 (ix86_expand_epilogue): Save SSE regs if needed.
6261 2009-01-06 Jan Hubicka <jh@suse.cz>
6262 Kai Tietz <kai.tietz@onevision.com>
6264 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6265 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6266 functions when accumulate outgoing args is off.
6268 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6271 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6272 before using pseudos_have_intersected_live_ranges_p.
6274 * ira-int.h (ira_assert): Always define.
6276 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6278 AVX Programming Reference (December, 2008)
6279 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6280 (_mm256_permute2_pd): Likewise.
6281 (_mm_permute2_ps): Likewise.
6282 (_mm256_permute2_ps): Likewise.
6283 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6284 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6286 * config/i386/i386.c (ix86_builtins): Remove
6287 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6288 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6289 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6290 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6291 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6292 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6293 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6294 __builtin_ia32_vpermil2ps256.
6295 (ix86_init_mmx_sse_builtins): Updated.
6296 (ix86_expand_args_builtin): Likewise.
6298 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6300 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6301 long absolute calls when generating PA 2.0 code.
6303 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6305 PR rtl-optimization/38583
6306 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6308 * params.def (ira-max-conflict-table-size): New.
6310 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6312 * ira.h (ira_conflicts_p): New external definition.
6314 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6315 table. Report this. Return result of building.
6316 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6317 building conflict table.
6319 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6320 (ira_color): Use ira_conflicts_p.
6322 * global.c: Include ira.h.
6323 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6326 * Makefile.in (global.o): Add ira.h.
6328 * ira-build.c (mark_all_loops_for_removal,
6329 propagate_some_info_from_allocno): New.
6330 (remove_unnecessary_allocnos): Call
6331 propagate_some_info_from_allocno.
6332 (remove_low_level_allocnos): New.
6333 (remove_unnecessary_regions): Add parameter. Call
6334 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6335 parameter to remove_unnecessary_regions.
6336 (ira_build): Remove all regions but root if the conflict table was
6337 not built. Update conflict hard regs for allocnos crossing calls.
6339 * ira.c (ira_conflicts_p): New global.
6340 (ira): Define and use ira_conflicts_p.
6342 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6343 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6344 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6346 2009-01-06 Ben Elliston <bje@au.ibm.com>
6348 * gengtype-lex.l (YY_NO_INPUT): Define.
6350 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6353 * c-common.c (handle_vector_size_attribute): Also reject
6356 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6358 PR tree-optimization/38492
6359 * graphite.c (rename_map_elt, debug_rename_elt,
6360 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6361 rename_map_elt_info, eq_rename_map_elts,
6362 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6363 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6364 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6365 (sese_build_livein_liveouts): New.
6366 (new_sese, free_sese): New.
6367 (new_scop): Call new_sese.
6368 (free_scop): Call free_sese.
6369 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6370 (register_old_new_names): Renamed register_old_and_new_names.
6371 (register_scop_liveout_renames, add_loop_exit_phis,
6372 insert_loop_close_phis, struct igp,
6373 default_liveout_before_guard, add_guard_exit_phis,
6374 insert_guard_phis, copy_renames): New.
6375 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6376 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6377 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6378 (scop_adjust_phis_for_liveouts): New.
6379 (gloog): Call scop_adjust_phis_for_liveouts.
6381 * graphite.h (struct sese): Documented. Added fields liveout,
6383 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6384 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6385 (struct scop): Added field liveout_renames.
6386 (SCOP_LIVEOUT_RENAMES): New.
6388 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6390 PR tree-optimization/38510
6391 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6392 (translate_clast): Call recompute_all_dominators before
6394 (gloog): Call recompute_all_dominators before graphite_verify.
6396 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6397 Jan Sjodin <jan.sjodin@amd.com>
6399 PR tree-optimization/38500
6400 * graphite.c (create_sese_edges): Call fix_loop_structure after
6403 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6405 * config.gcc: Add m32r*-*-rtems*.
6406 * config/m32r/rtems.h: New file.
6408 2009-01-05 Ben Elliston <bje@au.ibm.com>
6410 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6411 (.po.pox): Likewise.
6412 (po/gcc.pot): Likewise.
6414 2009-01-04 David S. Miller <davem@davemloft.net>
6416 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6417 (STARTING_FRAME_OFFSET): Always set to zero.
6419 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6421 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6422 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6423 fixed-point types, and vectors of the same.
6425 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6427 * config/mips/sync.md (*mb_barrier): Rename to...
6428 (*memory_barrier): ...this.
6430 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6432 * doc/extend.texi (Function Attributes): Move @cindex after @item
6433 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6434 and put in alphabetical order. Fix 'target' name and put in order.
6435 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6438 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6440 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6441 (memory_barrier): Expand as unspec instead of unspec_volatile.
6442 Remove mem:BLK from insn operands. Use Pmode scratch register.
6443 (*memory_barrier): Define as unspec instead of unspec_volatile.
6444 Use (match_dup 0) as input operand.
6446 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6447 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6448 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6449 scratch register. Remove operand 1.
6450 (*stbar): Define as unspec instead of unspec_volatile.
6451 Use (match_dup 0) as input operand, remove (const_int 8).
6452 (*membar): Define as unspec instead of unspec_volatile.
6453 Use (match_dup 0) as input operand, remove input operand 2.
6455 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6456 (memory_barrier): Expand as unspec instead of unspec_volatile.
6457 Remove mem:BLK from insn operands. Use Pmode scratch register.
6458 (*memory_barrier): Define as unspec instead of unspec_volatile.
6459 Use (match_dup 0) as input operand.
6461 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6462 Remove mem:BLK from insn operands. Use Pmode scratch register.
6463 Set volatile flag on operand 0.
6464 (*memory_barrier): New insn pattern.
6466 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6468 (*memory_barrier): Use (match_dup 0) as input operand.
6470 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6471 Remove mem:BLK from insn operands. Use Pmode scratch register.
6472 Set volatile flag on operand 0.
6473 (*mb_internal): New insn pattern.
6475 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6477 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6480 * function.c (struct temp_slot): Move to the section of the file
6481 that deals with temp slots. Remove field 'address'.
6482 (temp_slot_address_table): New hash table of address -> temp slot.
6483 (struct temp_slot_address_entry): New struct, items for the table.
6484 (temp_slot_address_compute_hash, temp_slot_address_hash,
6485 temp_slot_address_eq, insert_temp_slot_address): Support functions
6487 (find_temp_slot_from_address): Rewrite to use the new hash table.
6488 (remove_unused_temp_slot_addresses): Remove addresses of temp
6489 slots that have been made available.
6490 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6491 worker function for remove_unused_temp_slot_addresses.
6492 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6493 Add the temp slot address to the address -> temp slot map.
6494 (update_temp_slot_address): Update via insert_temp_slot_address.
6495 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6496 (pop_temp_slots): Likewise.
6497 (init_temp_slots): Allocate the address -> temp slot map, or empty
6498 the map if it is already allocated.
6499 (prepare_function_start): Initialize temp slot processing.
6501 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6504 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6505 Calculate the size of all stack vars assuming no packing of stack
6506 vars will happen, replacing a quadratic algorithm with a linear one.
6508 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6511 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6514 2009-01-03 Diego Novillo <dnovillo@google.com>
6516 * doc/contrib.texi: Update contributions.
6518 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6521 * builtins.c (fold_builtin_memory_op): Give up if either operand
6522 is volatile. Set srctype or desttype to non-qualified version
6526 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6529 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6531 PR rtl-optimization/35805
6532 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6533 problem if fast dce is able to remove any instructions.
6534 * dce.c (dce_process_block): Fix dump message.
6536 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6539 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6541 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6544 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6545 * tree-pretty-print.c (op_code_prio): New function.
6546 (op_prio): No longer static. Use op_code_prio.
6547 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6548 Use op_prio and op_code_prio to determine if () should be
6549 printed around operand(s) or not.
6551 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6552 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6553 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6554 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6555 pp_character instead of pp_string for single letter printing.
6557 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6559 * doc/extend.texi: Fix '#pragma GCC option' typo.
6561 2009-01-02 Richard Guenther <rguenther@suse.de>
6563 * doc/install.texi (--enable-checking): Mention different
6565 (--enable-stage1-checking): Document.
6567 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6570 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6571 case to be an error.
6573 2009-01-02 Ben Elliston <bje@au.ibm.com>
6575 * config/fp-bit.h (pack_d): Constify argument.
6576 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6577 (isnan): Constify argument.
6581 (_fpadd_parts): Constify return type.
6582 (_fpmul_parts): Likewise.
6583 (_fpdiv_parts): Likewise.
6585 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6588 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6589 warn about overwriting initializer with side-effects or
6590 -Woverride-init if !IMPLICIT.
6591 (output_init_element): Likewise. Pass IMPLICIT down to
6593 (process_init_element): Add IMPLICIT argument. Pass it down
6594 to output_init_element.
6595 (push_init_element, pop_init_level, set_designator): Adjust
6596 process_init_element callers.
6597 (set_nonincremental_init, set_nonincremental_init_from_string):
6598 Adjust add_pending_init callers.
6599 (output_pending_init_elements): Adjust output_init_element callers.
6600 * c-tree.h (process_init_element): Adjust prototype.
6601 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6602 process_init_element callers.