1 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/i386.c (classify_argument): Handle SCmode with
5 (bit_offset % 64) != 0.
7 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
9 * doc/invoke.texi (Optimize Options): Add cross-reference to
10 -Q --help=optimizers examples.
12 2009-04-10 Ben Elliston <bje@au.ibm.com>
15 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
16 regalign for the reg == fpr and TDmode case.
18 2009-04-09 David Ayers <ayers@fsfe.org>
21 * objc/objc-act.c (warn_with_method): Remove helper function.
22 (check_duplicates): Call warning and inform directly.
23 (really_start_method): Likewise.
25 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27 * expmed.c (expand_divmod): Always use a comparison for a division
28 by a large unsigned integer.
30 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
31 for things others than variables or functions as nonzero.
33 2009-04-09 Nick Clifton <nickc@redhat.com>
35 * unwind-compat.c: Change copyright header to refer to version
36 3 of the GNU General Public License with version 3.1 of the
37 GCC Runtime Library Exception and to point readers at the
38 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
39 * config/alpha/crtfastmath.c: Likewise.
40 * config/alpha/linux-unwind.h: Likewise.
41 * config/alpha/qrnnd.asm: Likewise.
42 * config/alpha/vms-crt0-64.c: Likewise.
43 * config/alpha/vms-crt0.c: Likewise.
44 * config/alpha/vms-dwarf2.asm: Likewise.
45 * config/alpha/vms-dwarf2eh.asm: Likewise.
46 * config/alpha/vms-psxcrt0-64.c: Likewise.
47 * config/alpha/vms-psxcrt0.c: Likewise.
48 * config/alpha/vms_tramp.asm: Likewise.
49 * config/arc/initfini.c: Likewise.
50 * config/arc/lib1funcs.asm: Likewise.
51 * config/arm/bpabi-v6m.S: Likewise.
52 * config/arm/bpabi.S: Likewise.
53 * config/arm/bpabi.c: Likewise.
54 * config/arm/crti.asm: Likewise.
55 * config/arm/crtn.asm: Likewise.
56 * config/arm/ieee754-df.S: Likewise.
57 * config/arm/ieee754-sf.S: Likewise.
58 * config/arm/lib1funcs.asm: Likewise.
59 * config/arm/libunwind.S: Likewise.
60 * config/arm/linux-atomic.c: Likewise.
61 * config/arm/mmintrin.h: Likewise.
62 * config/arm/pr-support.c: Likewise.
63 * config/arm/unaligned-funcs.c: Likewise.
64 * config/arm/unwind-arm.c: Likewise.
65 * config/arm/unwind-arm.h: Likewise.
66 * config/avr/libgcc.S: Likewise.
67 * config/bfin/crti.s: Likewise.
68 * config/bfin/crtlibid.s: Likewise.
69 * config/bfin/crtn.s: Likewise.
70 * config/bfin/lib1funcs.asm: Likewise.
71 * config/bfin/linux-unwind.h: Likewise.
72 * config/cris/arit.c: Likewise.
73 * config/cris/cris_abi_symbol.c: Likewise.
74 * config/darwin-64.c: Likewise.
75 * config/darwin-crt2.c: Likewise.
76 * config/darwin-crt3.c: Likewise.
77 * config/darwin.h: Likewise.
78 * config/dbxelf.h: Likewise.
79 * config/dfp-bit.c: Likewise.
80 * config/dfp-bit.h: Likewise.
81 * config/elfos.h: Likewise.
82 * config/fixed-bit.c: Likewise.
83 * config/fixed-bit.h: Likewise.
84 * config/fp-bit.c: Likewise.
85 * config/fp-bit.h: Likewise.
86 * config/fr30/crti.asm: Likewise.
87 * config/fr30/crtn.asm: Likewise.
88 * config/fr30/lib1funcs.asm: Likewise.
89 * config/freebsd-spec.h: Likewise.
90 * config/frv/cmovd.c: Likewise.
91 * config/frv/cmovh.c: Likewise.
92 * config/frv/cmovw.c: Likewise.
93 * config/frv/frvbegin.c: Likewise.
94 * config/frv/frvend.c: Likewise.
95 * config/frv/lib1funcs.asm: Likewise.
96 * config/glibc-stdint.h: Likewise.
97 * config/h8300/clzhi2.c: Likewise.
98 * config/h8300/crti.asm: Likewise.
99 * config/h8300/crtn.asm: Likewise.
100 * config/h8300/ctzhi2.c: Likewise.
101 * config/h8300/fixunssfsi.c: Likewise.
102 * config/h8300/lib1funcs.asm: Likewise.
103 * config/h8300/parityhi2.c: Likewise.
104 * config/h8300/popcounthi2.c: Likewise.
105 * config/i386/ammintrin.h: Likewise.
106 * config/i386/att.h: Likewise.
107 * config/i386/avxintrin.h: Likewise.
108 * config/i386/biarch64.h: Likewise.
109 * config/i386/bmmintrin.h: Likewise.
110 * config/i386/cpuid.h: Likewise.
111 * config/i386/cross-stdarg.h: Likewise.
112 * config/i386/crtfastmath.c: Likewise.
113 * config/i386/crtprec.c: Likewise.
114 * config/i386/cygming-crtbegin.c: Likewise.
115 * config/i386/cygming-crtend.c: Likewise.
116 * config/i386/cygwin.asm: Likewise.
117 * config/i386/emmintrin.h: Likewise.
118 * config/i386/gmm_malloc.h: Likewise.
119 * config/i386/gthr-win32.c: Likewise.
120 * config/i386/i386.h: Likewise.
121 * config/i386/immintrin.h: Likewise.
122 * config/i386/linux-unwind.h: Likewise.
123 * config/i386/linux64.h: Likewise.
124 * config/i386/mm3dnow.h: Likewise.
125 * config/i386/mmintrin-common.h: Likewise.
126 * config/i386/mmintrin.h: Likewise.
127 * config/i386/nmmintrin.h: Likewise.
128 * config/i386/pmm_malloc.h: Likewise.
129 * config/i386/pmmintrin.h: Likewise.
130 * config/i386/smmintrin.h: Likewise.
131 * config/i386/sol2-c1.asm: Likewise.
132 * config/i386/sol2-ci.asm: Likewise.
133 * config/i386/sol2-cn.asm: Likewise.
134 * config/i386/sol2-gc1.asm: Likewise.
135 * config/i386/tmmintrin.h: Likewise.
136 * config/i386/unix.h: Likewise.
137 * config/i386/w32-unwind.h: Likewise.
138 * config/i386/wmmintrin.h: Likewise.
139 * config/i386/x86-64.h: Likewise.
140 * config/i386/x86intrin.h: Likewise.
141 * config/i386/xmmintrin.h: Likewise.
142 * config/ia64/crtbegin.asm: Likewise.
143 * config/ia64/crtend.asm: Likewise.
144 * config/ia64/crtfastmath.c: Likewise.
145 * config/ia64/crti.asm: Likewise.
146 * config/ia64/crtn.asm: Likewise.
147 * config/ia64/fde-glibc.c: Likewise.
148 * config/ia64/lib1funcs.asm: Likewise.
149 * config/ia64/linux-unwind.h: Likewise.
150 * config/ia64/quadlib.c: Likewise.
151 * config/ia64/unwind-ia64.c: Likewise.
152 * config/linux.h: Likewise.
153 * config/m32c/m32c-lib1.S: Likewise.
154 * config/m32c/m32c-lib2-trapv.c: Likewise.
155 * config/m32c/m32c-lib2.c: Likewise.
156 * config/m32r/initfini.c: Likewise.
157 * config/m68hc11/larith.asm: Likewise.
158 * config/m68hc11/m68hc11-crt0.S: Likewise.
159 * config/m68k/cf.md: Likewise.
160 * config/m68k/crti.s: Likewise.
161 * config/m68k/crtn.s: Likewise.
162 * config/m68k/lb1sf68.asm: Likewise.
163 * config/m68k/linux-unwind.h: Likewise.
164 * config/mcore/crti.asm: Likewise.
165 * config/mcore/crtn.asm: Likewise.
166 * config/mcore/lib1.asm: Likewise.
167 * config/mips/linux-unwind.h: Likewise.
168 * config/mips/loongson.h: Likewise.
169 * config/mips/mips16.S: Likewise.
170 * config/mmix/crti.asm: Likewise.
171 * config/mmix/crtn.asm: Likewise.
172 * config/pa/fptr.c: Likewise.
173 * config/pa/hpux-unwind.h: Likewise.
174 * config/pa/lib2funcs.asm: Likewise.
175 * config/pa/linux-atomic.c: Likewise.
176 * config/pa/linux-unwind.h: Likewise.
177 * config/pa/milli64.S: Likewise.
178 * config/pa/quadlib.c: Likewise.
179 * config/pa/stublib.c: Likewise.
180 * config/picochip/libgccExtras/adddi3.asm: Likewise.
181 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
182 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
183 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
184 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
185 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
186 * config/picochip/libgccExtras/divmod15.asm: Likewise.
187 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
188 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
189 * config/picochip/libgccExtras/longjmp.asm: Likewise.
190 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
191 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
192 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
193 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
194 * config/picochip/libgccExtras/setjmp.asm: Likewise.
195 * config/picochip/libgccExtras/subdi3.asm: Likewise.
196 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
197 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
198 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
199 * config/rs6000/750cl.h: Likewise.
200 * config/rs6000/altivec.h: Likewise.
201 * config/rs6000/biarch64.h: Likewise.
202 * config/rs6000/crtresfpr.asm: Likewise.
203 * config/rs6000/crtresgpr.asm: Likewise.
204 * config/rs6000/crtresxfpr.asm: Likewise.
205 * config/rs6000/crtresxgpr.asm: Likewise.
206 * config/rs6000/crtsavfpr.asm: Likewise.
207 * config/rs6000/crtsavgpr.asm: Likewise.
208 * config/rs6000/darwin-asm.h: Likewise.
209 * config/rs6000/darwin-fallback.c: Likewise.
210 * config/rs6000/darwin-fpsave.asm: Likewise.
211 * config/rs6000/darwin-ldouble.c: Likewise.
212 * config/rs6000/darwin-tramp.asm: Likewise.
213 * config/rs6000/darwin-unwind.h: Likewise.
214 * config/rs6000/darwin-vecsave.asm: Likewise.
215 * config/rs6000/darwin-world.asm: Likewise.
216 * config/rs6000/e500crtres32gpr.asm: Likewise.
217 * config/rs6000/e500crtres64gpr.asm: Likewise.
218 * config/rs6000/e500crtres64gprctr.asm: Likewise.
219 * config/rs6000/e500crtrest32gpr.asm: Likewise.
220 * config/rs6000/e500crtrest64gpr.asm: Likewise.
221 * config/rs6000/e500crtresx32gpr.asm: Likewise.
222 * config/rs6000/e500crtresx64gpr.asm: Likewise.
223 * config/rs6000/e500crtsav32gpr.asm: Likewise.
224 * config/rs6000/e500crtsav64gpr.asm: Likewise.
225 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
226 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
227 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
228 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
229 * config/rs6000/eabi-ci.asm: Likewise.
230 * config/rs6000/eabi-cn.asm: Likewise.
231 * config/rs6000/eabi.asm: Likewise.
232 * config/rs6000/linux-unwind.h: Likewise.
233 * config/rs6000/linux64.h: Likewise.
234 * config/rs6000/paired.h: Likewise.
235 * config/rs6000/paired.md: Likewise.
236 * config/rs6000/ppc64-fp.c: Likewise.
237 * config/rs6000/ppu_intrinsics.h: Likewise.
238 * config/rs6000/rs6000.h: Likewise.
239 * config/rs6000/si2vmx.h: Likewise.
240 * config/rs6000/sol-ci.asm: Likewise.
241 * config/rs6000/sol-cn.asm: Likewise.
242 * config/rs6000/spe.h: Likewise.
243 * config/rs6000/spu2vmx.h: Likewise.
244 * config/rs6000/sysv4.h: Likewise.
245 * config/rs6000/tramp.asm: Likewise.
246 * config/rs6000/vec_types.h: Likewise.
247 * config/s390/linux-unwind.h: Likewise.
248 * config/s390/tpf-unwind.h: Likewise.
249 * config/score/crti.asm: Likewise.
250 * config/score/crtn.asm: Likewise.
251 * config/sh/crt1.asm: Likewise.
252 * config/sh/crti.asm: Likewise.
253 * config/sh/crtn.asm: Likewise.
254 * config/sh/divtab-sh4-300.c: Likewise.
255 * config/sh/divtab-sh4.c: Likewise.
256 * config/sh/divtab.c: Likewise.
257 * config/sh/lib1funcs-4-300.asm: Likewise.
258 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
259 * config/sh/lib1funcs.asm: Likewise.
260 * config/sh/lib1funcs.h: Likewise.
261 * config/sh/linux-atomic.asm: Likewise.
262 * config/sh/linux-unwind.h: Likewise.
263 * config/sh/shmedia.h: Likewise.
264 * config/sh/sshmedia.h: Likewise.
265 * config/sh/ushmedia.h: Likewise.
266 * config/sparc/crtfastmath.c: Likewise.
267 * config/sparc/linux-unwind.h: Likewise.
268 * config/sparc/sol2-c1.asm: Likewise.
269 * config/sparc/sol2-ci.asm: Likewise.
270 * config/sparc/sol2-cn.asm: Likewise.
271 * config/spu/divmodti4.c: Likewise.
272 * config/spu/divv2df3.c: Likewise.
273 * config/spu/float_disf.c: Likewise.
274 * config/spu/float_unsdidf.c: Likewise.
275 * config/spu/float_unsdisf.c: Likewise.
276 * config/spu/float_unssidf.c: Likewise.
277 * config/spu/mfc_multi_tag_release.c: Likewise.
278 * config/spu/mfc_multi_tag_reserve.c: Likewise.
279 * config/spu/mfc_tag_release.c: Likewise.
280 * config/spu/mfc_tag_reserve.c: Likewise.
281 * config/spu/mfc_tag_table.c: Likewise.
282 * config/spu/multi3.c: Likewise.
283 * config/spu/spu_internals.h: Likewise.
284 * config/spu/spu_intrinsics.h: Likewise.
285 * config/spu/spu_mfcio.h: Likewise.
286 * config/spu/vec_types.h: Likewise.
287 * config/spu/vmx2spu.h: Likewise.
288 * config/stormy16/stormy16-lib2.c: Likewise.
289 * config/svr4.h: Likewise.
290 * config/sync.c: Likewise.
291 * config/v850/lib1funcs.asm: Likewise.
292 * config/vxlib-tls.c: Likewise.
293 * config/vxlib.c: Likewise.
294 * config/vxworks-dummy.h: Likewise.
295 * config/xtensa/crti.asm: Likewise.
296 * config/xtensa/crtn.asm: Likewise.
297 * config/xtensa/ieee754-df.S: Likewise.
298 * config/xtensa/ieee754-sf.S: Likewise.
299 * config/xtensa/lib1funcs.asm: Likewise.
300 * config/xtensa/lib2funcs.S: Likewise.
301 * config/xtensa/linux-unwind.h: Likewise.
302 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
303 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
304 * coretypes.h: Likewise.
305 * crtstuff.c: Likewise.
306 * defaults.h: Likewise.
307 * dwarf2.h: Likewise.
308 * emutls.c: Likewise.
309 * gbl-ctors.h: Likewise.
310 * gcov-io.h: Likewise.
311 * ginclude/float.h: Likewise.
312 * ginclude/iso646.h: Likewise.
313 * ginclude/stdarg.h: Likewise.
314 * ginclude/stdbool.h: Likewise.
315 * ginclude/stddef.h: Likewise.
316 * ginclude/stdfix.h: Likewise.
317 * ginclude/stdint-gcc.h: Likewise.
318 * ginclude/tgmath.h: Likewise.
319 * gthr-aix.h: Likewise.
320 * gthr-dce.h: Likewise.
321 * gthr-gnat.c: Likewise.
322 * gthr-gnat.h: Likewise.
323 * gthr-lynx.h: Likewise.
324 * gthr-mipssde.h: Likewise.
325 * gthr-nks.h: Likewise.
326 * gthr-posix.c: Likewise.
327 * gthr-posix.h: Likewise.
328 * gthr-posix95.h: Likewise.
329 * gthr-rtems.h: Likewise.
330 * gthr-single.h: Likewise.
331 * gthr-solaris.h: Likewise.
332 * gthr-tpf.h: Likewise.
333 * gthr-vxworks.h: Likewise.
334 * gthr-win32.h: Likewise.
336 * libgcc2.c: Likewise.
337 * libgcc2.h: Likewise.
338 * libgcov.c: Likewise.
339 * tsystem.h: Likewise.
340 * typeclass.h: Likewise.
341 * unwind-c.c: Likewise.
342 * unwind-compat.h: Likewise.
343 * unwind-dw2-fde-compat.c: Likewise.
344 * unwind-dw2-fde-darwin.c: Likewise.
345 * unwind-dw2-fde-glibc.c: Likewise.
346 * unwind-dw2-fde.c: Likewise.
347 * unwind-dw2-fde.h: Likewise.
348 * unwind-dw2.c: Likewise.
349 * unwind-dw2.h: Likewise.
350 * unwind-generic.h: Likewise.
351 * unwind-pe.h: Likewise.
352 * unwind-sjlj.c: Likewise.
353 * unwind.inc: Likewise.
354 * config/arm/neon-gen.ml: Change generated copyright header to
355 refer to version 3 of the GNU General Public License with
356 version 3.1 of the GCC Runtime Library Exception and to point
357 readers at the COPYING3 and COPYING3.RUNTIME files and the
358 FSF's license web page.
359 * config/arm/arm_neon.h: Regenerate.
361 2009-04-09 Jakub Jelinek <jakub@redhat.com>
363 * config/cris/cris.md: Change copyright header to refer to version
364 3 of the GNU General Public License.
365 * doc/install.texi2html: Change copyright header to refer to version
366 3 of the GNU General Public License and to point readers at the
367 COPYING3 file and the FSF's license web page.
368 * config/vax/linux.h: Likewise.
370 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
372 * config/i386/i386.md (cmpcc): New.
373 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
374 (sync_compare_and_swap_cc*): Delete.
376 * config/s390/s390.c (s390_compare_emitted): Remove.
377 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
378 s390_compare_emitted used to be handled. Assert that modes match.
379 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
380 refer to sync_compare_and_swap_ccsi.
381 * config/s390/s390.h (s390_compare_emitted): Remove.
382 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
383 instead of s390_compare_emitted.
384 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
385 instead of s390_compare_emitted.
386 * config/s390/s390.md (cmpcc): New.
387 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
388 CC_REGNUM, do not pretend it's set.
389 (sync_compare_and_swap_cc*): Delete.
390 * config/s390/predicates.md (cc_reg_operand): New.
392 * expr.c (sync_compare_and_swap_cc): Delete.
393 * optabs.h (sync_compare_and_swap_cc): Delete.
394 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
395 is being used with can_compare_p.
396 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
398 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
399 look for a MODE_CC set instead. Use emit_store_flag.
400 (expand_compare_and_swap_loop): Likewise, with some additional
401 complication to avoid a force_reg when useless. Use
402 emit_cmp_and_jump_insns.
403 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
404 * doc/md.texi (sync_compare_and_swap_cc): Merge with
405 sync_compare_and_swap documentation.
407 2009-04-09 Jan Hubicka <jh@suse.cz>
409 * except.c (find_prev_try): Break out from ....
410 (duplicate_eh_regions): ... here; properly update prev_try pointers
411 when duplication part of tree.
412 (dump_eh_tree): Improve dumping.
413 (verify_eh_region): New.
414 (verify_eh_tree): Use it.
416 2009-04-06 Richard Guenther <rguenther@suse.de>
418 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
419 &ARRAY addresses by adjusting their types and prepending
421 * tree-cfg.c (verify_gimple_assign_single): Verify that
422 addresses are correct.
424 2009-04-09 Richard Guenther <rguenther@suse.de>
426 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
427 indices into an array reference if possible.
428 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
429 Fold POINTER_PLUS_EXPR statements with invariant address.
431 2009-04-09 Alan Modra <amodra@bigpond.net.au>
434 * config.gcc (powerpc64-*-linux*): Always build biarch.
436 2009-04-09 Joseph Myers <joseph@codesourcery.com>
439 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
440 it and pedwarn if this results in an INTEGER_CST.
442 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
444 * doc/install.texi: Update minimum GMP version. Remove obsolete
445 text in MPFR section.
447 2009-04-08 Jakub Jelinek <jakub@redhat.com>
449 * dwarf2out.c (class_scope_p): New static inline.
450 (class_or_namespace_scope_p): Use it.
451 (gen_variable_die): Use DW_TAG_member tag for static data member
452 declarations instead of DW_TAG_variable.
455 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
458 2009-04-08 Richard Guenther <rguenther@suse.de>
460 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
461 valueize random data.
463 2009-04-08 David Edelsohn <edelsohn@gnu.org>
465 * config.gcc (aix tm_file): Add aix-stdint.h.
466 (aix tm clause use_gcc_stdint): Set to wrap.
467 * config/rs6000/aix-stdint.h: New file.
469 2009-04-08 Richard Guenther <rguenther@suse.de>
472 * tree-dfa.c (add_referenced_var): Do not recurse into
474 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
476 (fold_const_aggregate_ref): Likewise.
478 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
480 * recog.c (ordered_comparison_operator): New.
481 * gensupport.c (std_preds): Add it.
482 * doc/md.texi (Machine-Independent Predicates): Document it.
484 2009-04-08 Jan Hubicka <jh@suse.cz>
486 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
487 * function.h (rtl_eh): Remove exception_handler_label_map.
488 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
489 remove_exception_handler_label, for_each_eh_label_1): Remove.
490 (rtl_remove_unreachable_regions): Remove.
491 (convert_from_eh_region_ranges): Do not remove unreachable regions.
492 (find_exception_handler_labels): Don't build the hashtable.
493 (maybe_remove_eh_handler): Remove.
494 (for_each_eh_label): Rewrite to walk the tree.
495 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
496 * except.h (maybe_remove_eh_handler): Remove.
497 * passes.c (init_optimization_passes): Schedule second EH cleanup
499 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
500 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
502 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
504 * genoutput.c (validate_optab_operands): New.
505 (gen_insn, gen_expand): Call it.
507 * genflags.c (gen_insn): Detect misused iterators.
508 (main): Pass line_no to gen_insn, exit with status 1 on error.
510 * genextract.c (line_no): Make global.
511 (VEC_safe_set_locstr): Change assertion to error message.
512 (main): Exit with status 1 on error.
514 2009-04-08 Joseph Myers <joseph@codesourcery.com>
518 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
519 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
520 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
521 * c-convert.c (convert): Do not call fold on results of conversion
522 functions when the result is a C_MAYBE_CONST_EXPR.
523 * c-parser.c (c_parser_postfix_expression): Do not fold condition
524 of __builtin_choose_expr.
525 * c-typeck.c (remove_c_maybe_const_expr): New.
526 (build_unary_op, build_conditional_expr, build_compound_expr,
527 build_binary_op, c_objc_common_truthvalue_conversion): Call
528 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
531 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
533 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
534 CODE to produce a new one. Add a prototype to use fold_convert_const
536 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
539 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
540 mix declarations and code.
542 2009-04-08 Ben Elliston <bje@au.ibm.com>
544 * gcc.c: Replace `CC' with `GCC' throughout.
546 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
548 * doc/invoke.texi: Document Atom support.
550 2009-04-07 Jason Merrill <jason@redhat.com>
553 * c-common.h, c-common.c: Add flag_pretty_templates.
554 * c-opts.c (c_common_handle_option): Set it.
555 * c.opt: Add -fno-pretty-templates.
556 * doc/invoke.texi (C++ Dialect Options): Likewise.
558 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
560 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
561 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
562 (ia64_expand_builtin): Likewise.
564 2009-04-07 Martin Jambor <mjambor@suse.cz>
566 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
567 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
568 ADDR_EXPRS are include too.
570 2009-04-07 Richard Guenther <rguenther@suse.de>
572 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
573 decls are only used if passes as parameters or if they are
574 local statics and the call is not to a builtin.
575 (call_may_clobber_ref_p_1): Likewise.
577 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
579 * expr.c (do_store_flag): Remove last argument. Simplify code
580 to avoid duplication of tests already done by can_compare_p.
581 (expand_expr_real_1): Adjust caller.
583 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
585 * optabs.c (can_compare_p): Test the predicate of a
586 cbranch and cstore pattern.
588 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
590 * expr.c (convert_move): Use emit_store_flag instead of
593 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
595 * config/i386/i386.c (ix86_compare_emitted): Remove.
596 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
597 ix86_compare_op0 like ix86_compare_emitted used to be handled.
598 * config/i386/i386.h (ix86_compare_emitted): Remove.
599 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
600 instead of ix86_compare_emitted.
601 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
603 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
605 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
606 Add t-sysroot-suffix to tmake_file.
607 * config/print-sysroot-suffix.sh: New file.
608 * config/t-sysroot-suffix: New file.
610 2009-04-07 Ben Elliston <bje@au.ibm.com>
612 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
613 as the latter produces a warning when the target does not support
616 2009-04-07 Ben Elliston <bje@au.ibm.com>
618 * dfp.c: Replace type punning assignments with memcpy throughout.
619 * Makefile.in (dfp.o-warn): Remove.
621 2009-04-07 Alan Modra <amodra@bigpond.net.au>
624 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
625 Include soft-fp/t-softfp after rs6000/t-linux64.
627 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
629 * stor-layout.c (set_sizetype): Use the full precision of their
630 machine mode for bitsize types.
632 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
634 * config/i386/i386.md: Revert 2 accidental checkins.
636 2009-04-06 Joey Ye <joey.ye@intel.com>
637 Xuepeng Guo <xuepeng.guo@intel.com>
638 H.J. Lu <hongjiu.lu@intel.com>
640 Atom pipeline model, tuning and insn selection.
641 * config.gcc (atom): Add atom config options and target.
643 * config/i386/atom.md: New.
645 * config/i386/i386.c (atom_cost): New cost.
646 (m_ATOM): New macro flag.
647 (initial_ix86_tune_features): Set m_ATOM.
648 (x86_accumulate_outgoing_args): Likewise.
649 (x86_arch_always_fancy_math_387): Likewise.
650 (processor_target): Add Atom cost.
651 (cpu_names): Add Atom cpu name.
652 (override_options): Set Atom ISA.
653 (ix86_issue_rate): New case PROCESSOR_ATOM.
654 (ix86_adjust_cost): Likewise.
656 * config/i386/i386.h (TARGET_ATOM): New target macro.
657 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
658 (TARGET_OPT_AGU): New target option.
659 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
660 (processor_type): Add PROCESSOR_ATOM.
662 * config/i386/i386.md (cpu): Add new value "atom".
663 (use_carry, movu): New attr.
664 (atom.md): Include atom.md.
665 (adddi3_carry_rex64): Set attr "use_carry".
666 (addqi3_carry): Likewise.
667 (addhi3_carry): Likewise.
668 (addsi3_carry): Likewise.
669 (*addsi3_carry_zext): Likewise.
670 (subdi3_carry_rex64): Likewise.
671 (subqi3_carry): Likewise.
672 (subhi3_carry): Likewise.
673 (subsi3_carry): Likewise.
674 (x86_movdicc_0_m1_rex64): Likewise.
675 (*x86_movdicc_0_m1_se): Likewise.
676 (x86_movsicc_0_m1): Likewise.
677 (*x86_movsicc_0_m1_se): Likewise.
678 (*adddi_1_rex64): Emit add insn as much as possible.
679 (*addsi_1): Likewise.
680 (return_internal): Set atom_unit.
681 (return_internal_long): Likewise.
682 (return_pop_internal): Likewise.
683 (*rcpsf2_sse): Set atom_sse_attr attr.
684 (*qrt<mode>2_sse): Likewise.
685 (*prefetch_sse): Likewise.
687 * config/i386/i386-c.c (ix86_target_macros_internal): New case
689 (ix86_target_macros_internal): Likewise.
691 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
692 (*prefetch_sse_rex): Likewise.
693 (sse_rcpv4sf2): Likewise.
694 (sse_vmrcpv4sf2): Likewise.
695 (sse_sqrtv4sf2): Likewise.
696 (<sse>_vmsqrt<mode>2): Likewise.
697 (sse_ldmxcsr): Likewise.
698 (sse_stmxcsr): Likewise.
699 (*sse_sfence): Likewise.
700 (sse2_clflush): Likewise.
701 (*sse2_mfence): Likewise.
702 (*sse2_lfence): Likewise.
703 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
704 (<sse>_movup<ssemodesuffixf2c>): Likewise.
705 (avx_movdqu<avxmodesuffix>): Likewise.
706 (avx_lddqu<avxmodesuffix>): Likewise.
707 (sse2_movntv2di): Change attr "type" to "ssemov".
708 (sse2_movntsi): Likewise.
709 (rsqrtv8sf2): Change attr "type" to "sseadd".
710 (sse3_addsubv2df3): Set attr "atom_unit".
711 (sse3_h<plusminus_insn>v4sf3): Likewise.
712 (*sse2_pmaddwd): Likewise.
713 (*vec_extractv2di_1_rex64): Likewise.
714 (*vec_extractv2di_1_avx): Likewise.
715 (sse2_psadbw): Likewise.
716 (ssse3_phaddwv8hi3): Likewise.
717 (ssse3_phaddwv4hi3): Likewise.
718 (ssse3_phadddv4si3): Likewise.
719 (ssse3_phadddv2si3): Likewise.
720 (ssse3_phaddswv8hi3): Likewise.
721 (ssse3_phaddswv4hi3): Likewise.
722 (ssse3_phsubwv8hi3): Likewise.
723 (ssse3_phsubwv4hi3): Likewise.
724 (ssse3_phsubdv4si3): Likewise.
725 (ssse3_phsubdv2si3): Likewise.
726 (ssse3_phsubswv8hi3): Likewise.
727 (ssse3_phsubswv4hi3): Likewise.
728 (ssse3_pmaddubsw128): Likewise.
729 (sse3_pmaddubsw: Likewise.
730 (ssse3_palignrti): Likewise.
731 (ssse3_palignrdi): Likewise.
733 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
735 * doc/install.texi (Specific): Fix two cross-references to MinGW.
737 2009-04-06 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/28868
740 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
741 of which PHI results we inserted.
742 (insert_into_preds_of_block): Record inserted PHIs.
743 (eliminate): Eliminate redundant PHI nodes.
744 (init_pre): Init inserted_phi_names.
746 2009-04-06 Richard Guenther <rguenther@suse.de>
748 PR tree-optimization/39643
749 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
750 IMAGPART_EXPRs of complex constants.
751 (execute_fold_all_builtins): If we folded a call queue
752 TODO_update_address_taken.
754 2009-04-06 Jan Hubicka <jh@suse.cz>
757 * except.c (remove_unreachable_regions): Propagate may_contain_throw
760 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
762 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
764 (ic_invalidate_array): Likewise.
766 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
768 * calls.c (emit_library_call_value_1): Fix a problem with parameter
769 alignment for library calls.
771 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
773 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
774 (mingw32 tm clause use_gcc_stdint): Set to wrap.
775 * config/i386/mingw-stdint.h: New file.
777 2009-04-05 Richard Guenther <rguenther@suse.de>
779 PR tree-optimization/39648
780 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
781 our &A vs. &A[0] IL deficiencies.
783 2009-04-04 Jan Hubicka <jh@suse.cz>
785 * except.c (sjlj_find_directly_reachable_regions): Be ready for
786 removed toplevel regions.
787 (sjlj_mark_call_sites): Likewise.
789 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
791 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
792 (cygwin tm clause use_gcc_stdint): Set to wrap.
793 * config/i386/cygwin-stdint.h: New file.
795 2009-04-04 Richard Guenther <rguenther@suse.de>
797 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
798 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
799 single-argument PHIs if we are in loop-closed SSA form.
800 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
801 for the pre-condition.
802 (slpeel_tree_peel_loop_to_edge): Likewise.
803 (vect_build_loop_niters): Take an optional sequence to append stmts.
804 (vect_generate_tmps_on_preheader): Likewise.
805 (vect_do_peeling_for_loop_bound): Take extra guards for the
807 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
808 the cost model check.
809 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
810 guards if we are going to peel. Do not apply versioning in that case.
811 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
812 (vect_do_peeling_for_loop_bound): Likewise.
813 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
814 loop bound only record extra pre-conditions, do not apply loop
817 2009-04-04 Richard Guenther <rguenther@suse.de>
819 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
822 2009-04-04 Jan Hubicka <jh@suse.cz>
824 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
825 last_basic_block for size of bb->index indexed array.
826 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
827 compute_out, link_btr_uses, build_btr_def_use_webs,
828 build_btr_def_use_webs, migrate_btr_defs): Likewise.
830 2009-04-04 Jan Hubicka <jh@suse.cz>
832 * except.c (remove_eh_handler_and_replace): Break out from ...
833 (remove_eh_handler): ... here.
834 (bring_to_root): New function.
835 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
836 handled ones, bring others to root of tree.
838 2009-04-04 Jan Hubicka <jh@suse.cz>
840 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
841 (all_phis_safe_to_merge): New function.
842 (update_info): New structure.
843 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
844 (cleanup_empty_eh): Update SSA if possible.
846 2009-04-04 Richard Guenther <rguenther@suse.de>
848 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
849 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
850 (append_vuse): Likewise.
852 2009-04-04 Jakub Jelinek <jakub@redhat.com>
854 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
855 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
856 instead of REG_UNSAVED for DW_CFA_undefined.
857 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
858 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
861 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
864 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
865 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
866 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
868 2009-04-04 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/8781
871 PR tree-optimization/37892
872 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
873 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
874 (valueize_refs): Call it for *& valueizations.
875 (shared_reference_ops_from_ref): Rename to ...
876 (valueize_shared_reference_ops_from_ref): ... this and valueize.
877 (shared_reference_ops_from_call): Rename to ...
878 (valueize_shared_reference_ops_from_call): ... this and valueize.
879 (vn_reference_lookup): Update.
880 (visit_reference_op_call): Likewise.
881 * tree-ssa-pre.c (phi_translate_1): Fold *&.
882 (eliminate): Value-replace the call address in call statements.
884 2009-04-04 Richard Guenther <rguenther@suse.de>
886 PR tree-optimization/39636
887 * tree-ssa-forwprop.c
888 (forward_propagate_addr_into_variable_array_index): Check for
889 GIMPLE_ASSIGN before accessing the rhs code.
891 2009-04-03 Jason Merrill <jason@redhat.com>
893 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
895 2009-04-03 Steve Ellcey <sje@cup.hp.com>
897 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
898 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
899 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
900 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
901 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
902 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
903 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
904 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
905 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
906 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
907 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
908 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
909 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
910 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
911 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
912 Use fr_reg_or_fp01_operand instead of fr_register_operand
914 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
915 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
916 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
918 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
920 PR rtl-optimization/39607
921 PR rtl-optimization/39631
925 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
926 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
927 instead of DF_LR_OUT.
928 * ira-lives.c (process_bb_node_lives): Ditto.
929 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
930 instead of DF_LR_{OUT,IN}.
931 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
932 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
934 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
936 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
937 (execute_lower_omp): Always run but take the short way out if -fopenmp
939 (gate_lower_omp): Remove, forcing the pass manager to always run the
940 pass and always set PROP_gimple_lomp.
941 (pass_lower_omp): Remove gate function.
942 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
943 PROP_trees. Instead, require it.
944 * ipa-cp.c (pass_ipa_cp): Likewise.
945 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
946 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
947 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
950 2009-04-03 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/23940
954 PR tree-optimization/33237
957 PR tree-optimization/36201
958 PR tree-optimization/36230
959 PR tree-optimization/38049
960 PR tree-optimization/38207
961 PR tree-optimization/38230
962 PR tree-optimization/38301
963 PR tree-optimization/38585
965 PR tree-optimization/38985
966 PR tree-optimization/39299
967 * tree-ssa-structalias.h: Remove.
968 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
969 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
970 (struct vuse_element_d): Remove.
971 (struct vuse_vec_d): Likewise.
972 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
973 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
974 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
975 VUSE_ELEMENT_VAR): Likewise.
976 (struct voptype_d): Likewise.
977 (NUM_VOP_FREE_BUCKETS): Likewise.
978 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
979 (struct stmt_operands_d): Remove.
980 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
981 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
982 VDEF_NUM, VDEF_VECT): Likewise.
983 (copy_virtual_operands): Remove.
984 (operand_build_cmp): Likewise.
985 (create_ssa_artificial_load_stmt): Likewise.
986 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
987 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
988 vuse_index and mayuse_index members. Pack and move done and iter_type
989 members to the front.
990 (SSA_OP_VMAYUSE): Remove.
991 (SSA_OP_VIRTUAL_USES): Adjust.
992 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
993 (unlink_stmt_vdef): Declare.
994 (add_to_addressable_set): Remove.
995 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
996 (vrp_visit_stmt): Likewise.
997 * doc/tree-ssa.texi (Alias analysis): Update.
998 * doc/invoke.texi (max-aliased-vops): Remove docs.
999 (avg-aliased-vops): Likewise.
1000 * tree-into-ssa.c (syms_to_rename): Remove.
1001 (need_to_update_vops_p): Likewise.
1002 (need_to_initialize_update_ssa_p): Rename to ...
1003 (update_ssa_initialized_fn): ... this. Track function we are
1005 (symbol_marked_for_renaming): Simplify.
1006 (add_new_name_mapping): Do not set need_to_update_vops_p.
1007 (dump_currdefs): Use SYMS_TO_RENAME.
1008 (rewrite_update_stmt): Always walk all uses/defs.
1009 (dump_update_ssa): Adjust.
1010 (init_update_ssa): Take function argument. Track what we are
1012 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1013 (create_new_def_for): Initialize for cfun, assert we are initialized
1015 (mark_sym_for_renaming): Simplify.
1016 (mark_set_for_renaming): Do not initialize update-ssa.
1017 (need_ssa_update_p): Simplify. Take function argument.
1018 (name_mappings_registered_p): Assert we ask for the correct function.
1019 (name_registered_for_update_p): Likewise.
1020 (ssa_names_to_replace): Likewise.
1021 (release_ssa_name_after_update_ssa): Likewise.
1022 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1023 (dump_decl_set): Do not print a newline.
1024 (debug_decl_set): Do it here.
1025 (dump_update_ssa): And here.
1026 * tree-ssa-loop-im.c (move_computations): Adjust.
1027 (movement_possibility): Likewise.
1028 (determine_max_movement): Likewise.
1029 (gather_mem_refs_stmt): Likewise.
1030 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1032 * tree-complex.c (update_all_vops): Remove.
1033 (expand_complex_move): Adjust.
1034 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1035 Simplify test for memory referencing statement. Exclude
1036 non-invariant ADDR_EXPRs.
1037 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1038 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1039 (rdg_flag_uses): Likewise.
1040 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1042 (tree_optimize_tail_calls_1): Also split the
1043 edge from the entry block if we have degenerate PHI nodes in
1044 the first basic block.
1045 * tree.c (init_ttree): Remove memory-tag related code.
1046 (tree_code_size): Likewise.
1047 (tree_node_structure): Likewise.
1048 (build7_stat): Re-write to be build6_stat.
1049 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1050 (SSA_VAR_P): Adjust.
1051 (struct tree_memory_tag): Remove.
1052 (struct tree_memory_partition_tag): Likewise.
1053 (union tree_node): Adjust.
1054 (build7): Re-write to be build6.
1055 * tree-pass.h (pass_reset_cc_flags): Remove.
1056 (TODO_update_address_taken): New flag.
1057 (pass_simple_dse): Remove.
1058 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1059 * params.h (MAX_ALIASED_VOPS): Remove.
1060 (AVG_ALIASED_VOPS): Likewise.
1061 * omp-low.c (expand_omp_taskreg): Update SSA form.
1062 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1063 aliases the lhs in a copy stmt.
1064 * tree-ssa-dse.c (struct address_walk_data): Remove.
1065 (memory_ssa_name_same): Likewise.
1066 (memory_address_same): Likewise.
1067 (get_kill_of_stmt_lhs): Likewise.
1068 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1069 unused stores. Look through PHI nodes into post-dominated regions.
1070 (dse_optimize_stmt): Simplify. Properly remove stores.
1071 (tree_ssa_dse): Compute dominators.
1072 (execute_simple_dse): Remove.
1073 (pass_simple_dse): Likewise.
1074 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1075 gimple_loaded_syms and gimple_stored_syms computation.
1076 * toplev.c (dump_memory_report): Dump alias and pta stats.
1077 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1078 (vn_reference_eq): Likewise.
1079 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1080 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1081 valueize_vuses): Remove.
1082 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1083 (get_def_ref_stmt_vuse): ... this.
1084 (vn_reference_lookup_2): New function.
1085 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1086 walking equivalent vuses. Simplify.
1087 (vn_reference_lookup): Likewise.
1088 (vn_reference_insert): Likewise.
1089 (vn_reference_insert_pieces): Likewise.
1090 (visit_reference_op_call): Simplify.
1091 (visit_reference_op_load): Likewise.
1092 (visit_reference_op_store): Likewise.
1093 (init_scc_vn): Remove shared_lookup_vuses initialization.
1094 (free_scc_vn): Remove shared_lookup_vuses freeing.
1095 (sort_vuses, sort_vuses_heap): Remove.
1096 (get_ref_from_reference_ops): Export.
1097 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1098 vector with single vuse pointer.
1099 (vn_reference_lookup_pieces, vn_reference_lookup,
1100 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1101 (shared_vuses_from_stmt): Remove.
1102 (get_ref_from_reference_ops): Declare.
1103 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1104 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1105 memory-tag related code.
1106 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1107 (likely_value): Add comment, skip static-chain of call statements.
1108 (surely_varying_stmt_p): Adjust.
1109 (gimplify_and_update_call_from_tree): Likewise.
1110 (execute_fold_all_builtins): Do not rebuild alias info.
1111 (gimplify_and_update_call_from_tree): Properly update VOPs.
1112 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1113 (copy_ref_info): Remove memory-tag related code.
1114 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1115 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1116 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1118 * tree-ssa-dom.c (gimple_p): Remove typedef.
1119 (eliminate_redundant_computations): Adjust.
1120 (record_equivalences_from_stmt): Likewise.
1121 (avail_expr_hash): Likewise.
1122 (avail_expr_eq): Likewise.
1123 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1124 (stmt_makes_single_load): Likewise.
1125 (stmt_makes_single_store): Likewise.
1126 * tree-ssa-alias.c: Rewrite completely.
1127 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1128 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1129 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1130 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1131 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1132 Remove public functions.
1133 (pass_reset_cc_flags): Remove.
1134 (pass_build_alias): Move ...
1135 * tree-ssa-structalias.c (pass_build_alias): ... here.
1136 * tree-ssa-alias.c (may_be_aliased): Move ...
1137 * tree-flow-inline.h (may_be_aliased): ... here.
1138 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1139 count_uses_and_derefs): Move ...
1140 * gimple.c: ... here.
1141 * gimple.h (count_uses_and_derefs): Declare.
1142 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1143 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1144 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1145 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1146 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1147 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1148 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1150 * tree-dfa.c (refs_may_alias_p): Move ...
1151 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1152 * tree-ssa-alias.h: New file.
1153 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1154 (statement_sink_location): Likewise.
1155 * opts.c (decode_options): Do not adjust max-aliased-vops or
1156 avg-aliased-vops values.
1157 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1158 (TV_CALL_CLOBBER): Likewise.
1159 (TV_FLOW_SENSITIVE): Likewise.
1160 (TV_FLOW_INSENSITIVE): Likewise.
1161 (TV_MEMORY_PARTITIONING): Likewise.
1162 (TV_ALIAS_STMT_WALK): New timevar.
1163 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1164 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1165 (get_address_description): Remove memory-tag related code.
1166 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1167 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1168 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1169 and immediate uses in statements. Document.
1170 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1171 (dump_symbols): Remove.
1172 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1173 * alias.c (get_deref_alias_set): New function split out from ...
1174 (get_alias_set): ... here.
1175 * alias.h (get_deref_alias_set): Declare.
1176 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1177 type parameter. Remove restrict pointer handling. Create a
1178 ref-all pointer in case type-based alias sets do not conflict.
1179 (vect_analyze_data_refs): Remove SMT related code.
1180 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1181 (vectorizable_load): Likewise.
1182 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1183 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1184 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1185 Ignore vops and SMTs.
1186 (dr_analyze_alias): Likewise..
1187 (free_data_ref): Likewise.
1188 (create_data_ref): Likewise.
1189 (analyze_all_data_dependences): Likewise.
1190 (get_references_in_stmt): Adjust.
1191 * tree-flow-inline.h (gimple_aliases_computed_p,
1192 gimple_addressable_vars, gimple_call_clobbered_vars,
1193 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1194 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1195 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1196 gimple_mem_ref_stats): Remove.
1197 (gimple_vop): New function.
1198 (op_iter_next_use): Remove vuses and mayuses cases.
1199 (op_iter_next_def): Remove vdefs case.
1200 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1201 (clear_and_done_ssa_iter): Do not set removed fields.
1202 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1203 Assert we are not iterating over vuses or vdefs if not also
1204 iterating over uses or defs.
1205 (op_iter_init_use): Likewise.
1206 (op_iter_init_def): Likewise.
1207 (op_iter_next_vdef): Remove.
1208 (op_iter_next_mustdef): Likewise.
1209 (op_iter_init_vdef): Likewise.
1210 (compare_ssa_operands_equal): Likewise.
1211 (link_use_stmts_after): Handle vuse operand.
1212 (is_call_used): Use is_call_clobbered.
1213 (is_call_clobbered): Global variables are always call clobbered,
1214 query the call-clobbers bitmap.
1215 (mark_call_clobbered): Ignore global variables.
1216 (clear_call_clobbered): Likewise.
1217 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1218 virtual operands sanity check.
1219 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1221 (TARGET_MEM_REF): Remove TMR_TAG operand.
1222 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1223 Remove call-clobber related code.
1224 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1225 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1226 partitions or escape reason.
1227 (get_single_def_stmt, get_single_def_stmt_from_phi,
1228 get_single_def_stmt_with_phi): Remove.
1229 (dump_referenced_vars): Tidy.
1230 (get_ref_base_and_extent): Allow bare decls.
1231 (collect_dfa_stats): Adjust.
1232 * graphite.c (rename_variables_in_stmt): Adjust.
1233 (graphite_copy_stmts_from_block): Likewise.
1234 (translate_clast): Likewise.
1235 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1237 (translate_vuse_through_block): Use the oracle.
1238 (phi_translate_1): Adjust.
1239 (value_dies_in_block_x): Use the oracle. Cache the outcome
1241 (valid_in_sets): Check if the VUSE for
1242 a REFERENCE is available.
1243 (eliminate): Do not remove stmts during elimination,
1244 instead queue and remove them afterwards.
1245 (do_pre): Do not rebuild alias info.
1246 (pass_pre): Run TODO_rebuild_alias before PRE.
1247 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1248 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1249 (mark_all_v_defs_stmt): Remove.
1250 (mark_all_v_defs_seq): Adjust.
1251 (sra_replace): Likewise.
1252 (scalarize_use): Likewise.
1253 (scalarize_copy): Likewise.
1254 (scalarize_init): Likewise.
1255 (scalarize_ldst): Likewise.
1256 (todoflags): Remove.
1257 (tree_sra): Do not rebuild alias info.
1258 (tree_sra_early): Adjust.
1259 (pass_sra): Run TODO_update_address_taken before SRA.
1260 * tree-predcom.c (set_alias_info): Remove.
1261 (prepare_initializers_chain): Do not call it.
1262 (mark_virtual_ops_for_renaming): Adjust.
1263 (mark_virtual_ops_for_renaming_list): Remove.
1264 (initialize_root_vars): Adjust.
1265 (initialize_root_vars_lm): Likewise.
1266 (prepare_initializers_chain): Likewise.
1267 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1268 (may_propagate_copy_into_stmt): Likewise.
1269 (merge_alias_info): Do nothing for now.
1270 (propagate_tree_value_into_stmt): Adjust.
1271 (stmt_may_generate_copy): Likewise.
1272 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1273 not mark symbols for renaming.
1274 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1275 with the same statement, make sure to update the new pointed-to one.
1276 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1277 call statements, do not mark symbols for renaming.
1278 (mark_operand_necessary): Dump something.
1279 (ref_may_be_aliased): New function.
1280 (mark_aliased_reaching_defs_necessary_1): New helper function.
1281 (mark_aliased_reaching_defs_necessary): Likewise.
1282 (mark_all_reaching_defs_necessary_1): Likewise.
1283 (mark_all_reaching_defs_necessary): Likewise.
1284 (propagate_necessity): Do not process virtual PHIs. For
1285 non-aliased loads mark all reaching definitions as necessary.
1286 For aliased loads and stores mark the immediate dominating
1287 aliased clobbers as necessary.
1288 (visited): New global static.
1289 (perform_tree_ssa_dce): Free visited bitmap after propagating
1291 (remove_dead_phis): Perform simple dead virtual PHI removal.
1292 (remove_dead_stmt): Properly unlink virtual operands when
1294 (eliminate_unnecessary_stmts): Schedule PHI removal after
1296 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1297 (process_replaceable): Likewise.
1298 (find_replaceable_in_bb): Likewise.
1299 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1300 based on the single gimple vop.
1301 (verify_flow_insensitive_alias_info): Remove.
1302 (verify_flow_sensitive_alias_info): Likewise.
1303 (verify_call_clobbering): Likewise.
1304 (verify_memory_partitions): Likewise.
1305 (verify_alias_info): Likewise.
1306 (verify_ssa): Adjust..
1307 (execute_update_addresses_taken): Export. Update SSA
1308 manually. Optimize only when optimizing. Use a local bitmap.
1309 (pass_update_address_taken): Remove TODO_update_ssa, add
1311 (pass_update_address_taken): Just use TODO_update_address_taken.
1312 (init_tree_ssa): Do not initialize addressable_vars.
1313 (verify_ssa): Verify new VUSE / VDEF properties.
1314 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1315 Do not call verify_alias_info.
1316 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1317 Do not free the loaded and stored syms bitmaps. Reset the escaped
1318 and callused solutions. Do not free addressable_vars.
1319 Remove memory-tag related code.
1320 (warn_uninitialized_var): Aliases are always available.
1321 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1322 * lambda-code.c (can_put_in_inner_loop): Adjust.
1323 (can_put_after_inner_loop): Likewise.
1324 (perfect_nestify): Likewise.
1325 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1326 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1327 (vectorizable_conversion): Do not mark symbols for renaming.
1328 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1329 (expand_call_inline): Unlink the calls virtual operands before
1331 (tree_function_versioning): Do not call update_ssa if we are not
1332 updating clones. Simplify.
1333 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1334 (propagate_with_phi): Likewise..
1335 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1336 clobber code. Assert we are not aliased or global.
1337 * tree-flow.h: Include tree-ssa-alias.h
1338 (enum escape_type): Remove.
1339 (struct mem_sym_stats_d): Likewise.
1340 (struct mem_ref_stats_d): Likewise.
1341 (struct gimple_df): Add vop member. Remove global_var,
1342 call_clobbered_vars, call_used_vars, addressable_vars,
1343 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1344 escaped and callused members.
1345 (struct ptr_info_def): Remove all members, add points-to solution
1347 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1348 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1349 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1350 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1351 (tree-ssa-alias.o): Likewise.
1352 (toplev.o): Add tree-ssa-alias.h
1353 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1354 * gimple.c (gimple_set_bb): Fix off-by-one error.
1355 (is_gimple_reg): Do not handle memory tags.
1356 (gimple_copy): Also copy virtual operands.
1357 Delay updating the statement. Do not reset loaded and stored syms.
1358 (gimple_set_stored_syms): Remove.
1359 (gimple_set_loaded_syms): Likewise.
1360 (gimple_call_copy_skip_args): Copy the virtual operands
1361 and mark the new statement modified.
1362 * tree-ssa-structalias.c (may_alias_p): Remove.
1363 (set_uids_in_ptset): Take the alias set to prune with as
1364 parameter. Fold in the alias test of may_alias_p.
1365 (compute_points_to_sets): Compute whether a ptr is dereferenced
1367 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1368 other ADDRESSOF constraints on the lhs.
1369 (get_constraint_for_component_ref): Assert that we don't get
1370 ADDRESSOF constraints from the base of the reference.
1371 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1372 (struct variable_info): Remove collapsed_to member.
1373 (get_varinfo_fc): Remove.
1374 (new_var_info): Do not set collapsed_to.
1375 (dump_constraint): Do not follow cycles.
1376 (dump_constraint_graph): Likewise.
1377 (build_pred_graph): Likewise.
1378 (build_succ_graph): Likewise.
1379 (rewrite_constraints): Likewise.
1380 (do_simple_structure_copy): Remove.
1381 (do_rhs_deref_structure_copy): Remove.
1382 (do_lhs_deref_structure_copy): Remove.
1383 (collapse_rest_of_var): Remove.
1384 (do_structure_copy): Re-implement.
1385 (pta_stats): New global variable.
1386 (dump_pta_stats): New function.
1387 (struct constraint_expr): Make offset signed.
1388 (UNKNOWN_OFFSET): Define special value.
1389 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1390 (solution_set_expand): New helper function split out from ...
1391 (do_sd_constraint): ... here.
1392 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1393 (do_ds_constraint): Likewise.
1394 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1395 and CALLUSED = *CALLUSED.
1396 (set_union_with_increment): Make inc argument signed.
1397 (type_safe): Remove.
1398 (get_constraint_for_ptr_offset): Handle unknown and negative
1400 (first_vi_for_offset): Handle offsets before start. Bail
1401 out early for offsets beyond the variable extent.
1402 (first_or_preceding_vi_for_offset): New function.
1403 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1404 Together with ESCAPED = *ESCAPED this properly computes reachability.
1405 (find_what_var_points_to): New function.
1406 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1407 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1408 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1409 pt_solutions_intersect): New functions.
1410 (compute_call_used_vars): Remove.
1411 (compute_may_aliases): New main entry into PTA computation.
1412 * gimple.h (gimple_p): New typedef.
1413 (struct gimple_statement_base): Remove references_memory_p.
1414 (struct gimple_statement_with_memory_ops_base): Remove
1415 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1417 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1418 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1419 gimple_set_references_memory): Remove.
1420 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1421 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1423 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1424 (verify_expr): Allow RESULT_DECL.
1425 (gimple_duplicate_bb): Do not copy virtual operands.
1426 (gimple_duplicate_sese_region): Adjust.
1427 (gimple_duplicate_sese_tail): Likewise.
1428 (mark_virtual_ops_in_region): Remove.
1429 (move_sese_region_to_fn): Do not call it.
1430 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1431 and pass_simple_dse.
1432 (execute_function_todo): Handle TODO_update_address_taken,
1433 call execute_update_addresses_taken for TODO_rebuild_alias.
1434 (execute_todo): Adjust.
1435 (execute_one_pass): Init dump files early.
1436 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1438 (create_general_new_stmt): Clear vops.
1439 * tree-ssa-reassoc.c (get_rank): Adjust.
1440 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1441 symbols for renaming.
1442 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1443 (PARAM_AVG_ALIASED_VOPS): Likewise.
1444 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1445 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1446 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1447 (operand_build_cmp, copy_virtual_operands,
1448 create_ssa_artificial_load_stmt, add_to_addressable_set,
1449 gimple_add_to_addresses_taken): Remove public functions.
1450 (unlink_stmt_vdef): New function.
1452 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1454 * config.gcc (powerpc-*-linux*): Merge variants.
1456 2009-04-02 Chao-ying Fu <fu@mips.com>
1457 James Grosbach <james.grosbach@microchip.com>
1459 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1460 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1462 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1463 keep_interrupts_masked_p, use_debug_exception_return_p.
1464 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1465 keep_interrupts_masked, use_debug_exception_return.
1466 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1467 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1469 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1470 (mips_print_operand): Process COP0 registers to print $0 .. $31
1471 correctly for GAS to process.
1472 (mips_interrupt_extra_call_saved_reg_p): New function.
1473 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1475 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1476 (mips_compute_frame_info): Add supports for interrupt context that
1477 includes doubleword accumulators and COP0 registers.
1478 (mips_for_each_saved_acc): New function.
1479 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1480 mips_for_each_saved_reg.
1481 (mips_save_reg): Save accumulators.
1482 (mips_kernel_reg_p): A new for_each_rtx callback.
1483 (mips_expand_prologue): Support interrupt handlers.
1484 (mips_restore_reg): Restore accumulators.
1485 (mips_expand_epilogue): Support interrupt handlers.
1486 (mips_can_use_return_insn): Return false for interrupt handlers.
1487 (mips_epilogue_uses): New function.
1488 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1489 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1490 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1491 cop0_move): New instructions.
1492 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1493 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1495 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1497 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1498 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1499 interrupt handlers, we use K0 as the temporary register.
1500 (EPILOGUE_USES): Change to a function call.
1501 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1502 handlers, we use K0 as the temporary register.
1504 * doc/extend.texi (Function Attributes): Document interrupt,
1505 use_shadow_register_set, keep_interrupts_masked,
1506 use_debug_exception_return for MIPS attributes.
1508 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1510 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1511 Remove a number of t-files from tmake_file.
1512 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1513 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1514 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1515 target_prototype, not TARGET_PROTOTYPE.
1516 (LINK_OS_GNU_SPEC): Define.
1517 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1518 and darwin-ldoubdle.c.
1520 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1523 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1524 (cpp_options): Ditto.
1525 (default_compilers): Ditto.
1526 (display_help): Ditto.
1527 (process_command): Ditto.
1529 (set_input): Use lbasename instead of duplicate code.
1530 (save_temps_prefix): New static for -save-temps=obj.
1531 (save_temps_length): Ditto.
1533 * doc/invoke.texi (-save-temps=obj): Document new variant to
1536 2009-04-02 Jeff Law <law@redhat.com>
1538 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1541 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1543 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1544 * configure: Regenerated.
1546 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1548 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1549 share the argument list.
1551 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1555 2009-02-12 Diego Novillo <dnovillo@google.com>
1557 * varpool.c (debug_varpool): New.
1558 * cgraph.h (debug_varpool): Declare.
1560 2009-04-02 Jan Hubicka <jh@suse.cz>
1562 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1565 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1567 * config/i386/i386.c (ix86_abi): Move initialization to ...
1568 (override_options): Here.
1570 2009-04-02 Christian Bruel <christian.bruel@st.com>
1572 * config/sh/sh.c (sh_dwarf_register_span): New function.
1573 (TARGET_DWARF_REGISTER_SPAN): Define.
1574 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1576 2009-04-02 Ira Rosen <irar@il.ibm.com>
1578 PR tree-optimization/39595
1579 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1580 interleaved loads group is not greater than the SLP group size.
1582 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1584 * builtins.c (is_builtin_name): New.
1585 (called_as_built_in): Use is_builtin_name.
1586 * tree.h (is_builtin_name): New.
1587 * varasm.c (incorporeal_function_p): Use is_builtin_name
1589 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1591 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1593 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1596 * c-decl.c: (clone_underlying_type): Move this ...
1597 * c-common.c (set_underlying_type): ... here.
1598 Also, make sure the function properly sets TYPE_STUB_DECL() on
1599 the newly created typedef variant type.
1600 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1601 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1604 2009-04-02 Richard Guenther <rguenther@suse.de>
1606 PR tree-optimization/37221
1607 * tree-flow.h (degenerate_phi_result): Declare.
1608 * tree-ssa-dom.c (degenerate_phi_result): Export.
1609 * tree-scalar-evolution.c (analyze_initial_condition): If
1610 the initial condition is defined by a degenerate PHI node
1611 use the degenerate value.
1613 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1615 PR rtl-optimization/39588
1616 * combine.c (merge_outer_ops): Do not set the constant when this
1618 (simplify_shift_const_1): Do not modify it either in this case.
1620 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1622 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1623 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1625 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1628 * c-lex.c (interpret_float): Default (no suffix) is double.
1630 2009-04-1 Xinliang David Li <davidxl@google.com>
1632 * config/i386/i386.c (legitimate_constant_p): Recognize
1633 all one vector constant.
1635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1637 * gcc/config/vax/vax.c: Add #includes to silence warnings.
1638 Change #include order to silence two warnings.
1640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1642 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
1643 (ASM_SPEC): Pass -k to the assembler for PIC code.
1645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1647 * gcc/config.gcc: Add vax-*-linux* to the switch.
1648 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
1649 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
1651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1653 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
1654 Use predicate macros instead of GET_CODE() == foo.
1655 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
1656 ashlsi3, rotrsi3, <unnamed>): Likewise.
1658 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1660 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
1661 jbbccihi, jbbccisi): Remova trailing whitespace.
1662 * gcc/config/vax/constraints.md: Likewise.
1663 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1664 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
1665 * gcc/config/vax/predicates.md: Likewise.
1666 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
1667 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
1668 * gcc/config/vax/vax.h: Likewise.
1669 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
1671 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1673 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
1674 (indirectable_address_p, adjacent_operands_p): Add spaces around
1676 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
1678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1680 * gcc/config/vax/vax.c (legitimate_constant_address_p,
1681 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
1682 index_term_p, reg_plus_index_p, legitimate_address_p,
1683 vax_mode_dependent_address_p): Update comments to match functions
1684 modified by the recent int->bool conversion.
1686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1688 * gcc/config/vax/builtins.md: Update copyright message.
1689 * gcc/config/vax/constraints.md: Likewise.
1690 * gcc/config/vax/netbsd-elf.h: Likewise.
1691 * gcc/config/vax/predicates.md: Likewise.
1692 * gcc/config/vax/vax-protos.h: Likewise.
1693 * gcc/config/vax/vax.c: Likewise.
1694 * gcc/config/vax/vax.h: Likewise.
1695 * gcc/config/vax/vax.md: Likewise.
1696 * gcc/config/vax/vax.opt: Likewise.
1698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1700 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
1701 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
1702 * gcc/config/vax/constraints.md (B, R): Likewise.
1703 * gcc/config/vax/predicates.md (external_memory_operand,
1704 nonimmediate_addsub_di_operand): Likewise.
1705 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
1706 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
1707 untyped_call): Likewise.
1709 2009-04-01 Matt Thomas <matt@3am-software.com>
1711 * config/vax/predicates.md: New file.
1712 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
1713 external_const_operand, nonsymbolic_operand, external_memory_operand,
1714 indirect_memory_operand, indexed_memory_operand,
1715 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
1716 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
1718 * config/vax/constraints.md: New file.
1719 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
1721 * config/vax/builtins.md: New file.
1722 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
1723 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
1725 * config/vax/vax.opt (mqmath): Add option.
1726 * config/vax/vax.md (isfx): Extend with DI.
1727 (VAXintQH, VAXintQHSD): Define.
1728 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
1729 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
1730 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
1731 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
1732 (movdi): Update constraints and use vax_output_int_move().
1733 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
1734 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
1735 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
1736 nonlocal_goto): New.
1737 (mov<mode>): Extend accepted operand types.
1738 (subdi3_old): Rename from subdi3, change update constraints and use
1739 a new implementation.
1740 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
1741 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
1742 MOVE_RATIO, CLEAR_RATIO): Define.
1743 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
1744 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
1745 (PRINT_OPERAND): Redefine using a function instead of inlined code.
1746 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1747 (split_quadword_operands): Make static and really allow variable
1749 (print_operand_address): Update for PIC generation.
1750 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
1751 indexable_address_p, fixup_mathdi_operand,
1752 vax_expand_addsub_di_operands, adjacent_operands_p): New.
1753 (vax_float_literal, legitimate_constant_p,
1754 indirectable_constant_address_p, index_term_p,
1755 reg_plus_index_p): Return bool instead of int.
1756 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
1758 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
1760 (vax_output_conditional_branch): Indent.
1761 (legitimate_constant_address_p, indirectable_constant_address_p,
1762 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
1763 vax_mode_dependent_address_p): Return bool instead of int, update for
1765 * config/vax/vax-protos.h (legitimate_constant_address_p,
1766 legitimate_constant_p, legitimate_address_p,
1767 vax_mode_dependent_address_p): Change declaration to bool.
1768 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
1769 vax_expand_addsub_di_operands, vax_output_int_subtract,
1770 vax_output_movmemsi): Declare.
1771 (split_quadword_operands, vax_float_literal): Delete declaration.
1772 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
1773 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
1774 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
1775 ASM_OUTPUT_DWARF_PCREL): Define.
1776 (ASM_SPEC): Change definition to allow PIC generation.
1778 2009-04-01 Steve Ellcey <sje@cup.hp.com>
1780 * doc/sourcebuild.texi: Update front-end requirements.
1782 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1785 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
1786 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
1787 (booldi3_internal3): Use boolean_or_operator instead of
1790 2009-04-01 Joseph Myers <joseph@codesourcery.com>
1793 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
1794 declarator whose size is not an integer constant expression but
1795 folds to an integer constant, then treat it as a constant
1798 2009-04-01 Richard Guenther <rguenther@suse.de>
1800 * fold-const.c (fold_plusminus_mult_expr): Do not fold
1801 i * 4 + 2 to (i * 2 + 1) * 2.
1803 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1806 * c-parser.c (c_parser_asm_statement): Skip until close paren and
1807 return if c_parser_asm_string_literal returned NULL.
1809 2009-04-01 Nick Clifton <nickc@redhat.com>
1811 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
1813 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
1814 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
1815 other typedefs to avoid conflicts with libgcc2.c. Define labels
1816 to gain 16-bit bit-manipulation functions from libgcc2.c and then
1818 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
1819 to gain 16-bit trapping arithmetic functions from libgcc2.c and
1822 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
1824 * varasm.c (default_function_rodata_section): Declare DOT as
1827 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
1828 Andrey Galkin <agalkin@hypercom.com>
1831 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
1832 Make object_name unique for each process.
1834 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1837 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
1838 addressable variables in the parallel that could go out of scope while
1839 running queued tasks.
1841 2009-04-01 Anatoly Sokolov <aesok@post.ru>
1843 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
1844 (CASE_VALUES_THRESHOLD): Redefine.
1845 * config/avr/avr.c (avr_override_options): Remove initialization of
1846 avr_case_values_threshold variable.
1847 (avr_case_values_threshold): Remove variable. Add new function.
1848 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
1849 * config/avr/avr.opt (mno-tablejump): Remove option.
1850 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
1852 2009-04-01 DJ Delorie <dj@redhat.com>
1854 * varasm.c (default_function_rodata_section): Don't assume
1855 anything about where the first '.' in the section name is.
1857 2009-04-01 Alan Modra <amodra@bigpond.net.au>
1859 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
1860 rs6000_emit_stack_tie.
1862 2009-03-31 Ian Lance Taylor <iant@google.com>
1864 * tree-eh.c (tree_remove_unreachable_handlers): Compare
1865 gimple_code with GIMPLE_RESX, not RESX.
1867 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1869 * c-common.c (c_get_ident): New.
1870 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
1872 2009-04-01 Ben Elliston <bje@au.ibm.com>
1874 * config/rs6000/sysv4.opt (msdata): Improve option description.
1876 2009-03-31 Steve Ellcey <sje@cup.hp.com>
1878 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
1879 (divdf3_internal_lat): Remove.
1880 (divxf3_internal_lat): Remove.
1881 (divxf3_internal_thr): Remove.
1882 (divxf): Use divxf3_internal.
1883 * config/ia64/div.md (divsf3_internal_lat): New.
1884 (divdf3_internal_lat): New.
1885 (divxf3_internal): New.
1887 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1890 * Makefile.in (USE_GCC_STDINT): Define.
1891 (stmp-int-hdrs): Install stdint.h if applicable.
1892 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
1894 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
1895 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
1896 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1897 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1898 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1899 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1900 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1901 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1902 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1903 (c_common_nodes_and_builtins): Initialize
1904 underlying_wchar_type_node. Do not initialize
1905 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
1906 nodes for new types.
1907 (c_stddef_cpp_builtins): Define macros for new types.
1908 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
1910 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
1911 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
1912 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
1913 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
1914 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
1915 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
1916 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
1917 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
1918 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
1919 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
1920 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
1921 int16_type_node, int32_type_node, int64_type_node,
1922 uint8_type_node, uint16_type_node, c_uint32_type_node,
1923 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
1924 int_least32_type_node, int_least64_type_node,
1925 uint_least8_type_node, uint_least16_type_node,
1926 uint_least32_type_node, uint_least64_type_node,
1927 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
1928 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
1929 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
1930 uintptr_type_node): Define.
1931 * c-cppbuiltin.c (builtin_define_constants,
1932 builtin_define_type_minmax): New.
1933 (builtin_define_stdint_macros): Define more macros.
1934 (c_cpp_builtins): Define more limit macros.
1936 (builtin_define_type_max): Define in terms of
1937 builtin_define_type_minmax. Remove is_long parameter. All
1939 * config.gcc (use_gcc_stdint): Define.
1940 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
1941 Add newlib-stdint.h for generic targets.
1942 * config/glibc-stdint.h, config/newlib-stdint.h,
1943 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
1944 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
1945 * config/score/score.h (UINTPTR_TYPE): Define.
1946 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1947 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1948 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1949 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1950 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1951 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1952 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1953 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1954 * config/spu/spu.h (STDINT_LONG32): Define.
1955 * configure.ac (use_gcc_stdint): Substitute.
1956 * configure: Regenerate.
1957 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
1958 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
1959 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
1960 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
1961 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
1962 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
1963 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
1964 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
1965 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
1966 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
1967 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
1968 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
1969 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
1970 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
1971 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
1972 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
1973 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
1974 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
1975 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
1976 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
1977 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
1978 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
1979 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1980 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1981 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1982 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1983 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1984 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1985 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
1987 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
1989 * loop-iv.c (suitable_set_for_replacement): Renamed from
1990 simplify_using_assignment; changed to return bool and to accept new
1991 args DEST and SRC. Return true iff we find a source/destination pair
1992 that can be used to make a replacement, and fill SRC and DEST if so.
1993 Remove arg ALTERED. Don't deal with altered regs here. All callers
1995 (simplify_using_initial_values): Deal with altered regs here and track
1996 more precisely the effect they have on the validity of our expression.
1998 * loop-iv.c (simplify_using_condition): A condition of the form
1999 (EQ REG CONST) can be used to simply make a substitution.
2000 (simplify_using_initial_values): Keep track of conditions we have seen
2001 and keep using them to simplify new expressions, while applying the
2002 same substitutions to them as to the expression.
2004 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2005 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2008 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2009 changed. Use this when trying to improve the upper bound.
2010 Generate the comparison by using simplify_gen_relational.
2012 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2014 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2016 (simplify_using_assignment, simplify_using_initial_values): Call
2017 replace_in_expr to make replacements. Call replace_single_def_regs
2018 once on the initial version of the expression.
2020 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2023 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2025 2009-03-31 Richard Guenther <rguenther@suse.de>
2028 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2029 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2031 2009-03-31 Richard Guenther <rguenther@suse.de>
2033 * tree.h (div_if_zero_remainder): Declare.
2034 * fold-const.c (div_if_zero_remainder): Export.
2035 * tree-ssa-forwprop.c
2036 (forward_propagate_addr_into_variable_array_index): Handle
2037 constant array index addition outside of the variable index.
2039 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2042 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2043 define_splits, floatunssi<mode>2): Require x87 conversions from
2044 DImode to be permitted.
2046 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2048 PR preprocessor/15638
2049 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2051 2009-03-31 Richard Guenther <rguenther@suse.de>
2055 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2056 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2057 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2058 a separate statement.
2059 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2060 (lookup_tmp_var): Likewise.
2061 (is_gimple_formal_tmp_or_call_rhs): Remove.
2062 (is_gimple_reg_or_call_rhs): Rename to ...
2063 (is_gimple_reg_rhs_or_call): ... this.
2064 (is_gimple_mem_or_call_rhs): Rename to ...
2065 (is_gimple_mem_rhs_or_call): ... this.
2066 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2067 DECL_GIMPLE_REG_P only if is_formal is true.
2068 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2069 for non-proper post-modify expression gimplification.
2070 (gimplify_self_mod_expr): For post-modify expressions gimplify
2071 the lvalue to a minimal lvalue.
2072 (rhs_predicate_for): Remove formal temp case.
2073 (gimplify_modify_expr_rhs): Likewise.
2074 (gimplify_addr_expr): Use is_gimple_reg.
2075 (gimplify_expr): Remove formal temp cases.
2076 (gimple_regimplify_operands): Likewise.
2077 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2078 and FILTER_EXPR like constants.
2079 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2081 (is_gimple_formal_tmp_rhs): Remove.
2082 (is_gimple_reg_rhs): Remove special casing.
2083 (is_gimple_mem_rhs): Fix.
2084 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2085 (is_gimple_formal_tmp_var): Remove.
2086 (is_gimple_formal_tmp_reg): Likewise.
2087 (is_gimple_min_lval): Allow invariant component ref parts.
2088 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2089 is_gimple_formal_tmp_reg): Remove declarations.
2090 * tree-cfg.c (verify_expr): Verify that variables with address
2091 taken do not have DECL_GIMPLE_REG_P set.
2092 * tree-mudflap.c (mf_build_check_statement_for): Use
2093 force_gimple_operand instead of gimplify_expr.
2095 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2097 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2098 schedulable rows to compute_split_row.
2100 2009-03-31 Ben Elliston <bje@au.ibm.com>
2103 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2106 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2108 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2109 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2110 * configure: Regenerate.
2111 * config.in: Regenerate.
2112 * config/rs6000/rs6000.opt (mtls-markers): Add.
2113 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2114 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2115 (tls_ld_aix, tls_ld_sysv): Likewise.
2116 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2117 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2119 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2121 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2123 2009-03-30 Jan Hubicka <jh@suse.cz>
2125 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2127 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2128 detection and label handling.
2130 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2132 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2133 left_conflicts_size.
2134 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2135 ALLOCNO_LEFT_CONFLICTS_SIZE.
2137 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2138 remove_allocno_from_bucket_and_push,
2139 allocno_spill_priority_compare, push_allocnos_to_stack,
2140 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2141 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2142 (setup_allocno_left_conflicts_num): Ditto. Rename to
2143 setup_allocno_left_conflicts_size.
2144 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2145 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2146 setup_allocno_left_conflicts_size instead of
2147 setup_allocno_left_conflicts_num.
2149 * ira-build.c (ira_create_allocno): Use
2150 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2151 ALLOCNO_LEFT_CONFLICTS_NUM.
2153 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2155 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2156 instead of DF_LR_OUT.
2158 * ira-lives.c (process_bb_node_lives): Ditto.
2160 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2161 instead of DF_LR_{OUT,IN}.
2163 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2165 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2167 2009-03-30 Jan Hubicka <jh@suse.cz>
2169 * except.c (label_to_region_map): Fix thinko.
2171 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2174 * tree.h (tree_find_value): New declaration.
2175 * tree.c (tree_find_value): New function.
2176 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2178 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2181 * c-decl.c (struct c_binding): Add locus field.
2182 (bind): Add locus argument, set locus field from it.
2183 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2184 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2185 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2186 implicitly_declare, undeclared_variable, lookup_label,
2187 declare_label, c_make_fname_decl, c_builtin_function,
2188 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2191 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2194 * config/i386/i386.c (classify_argument): Check total size of
2197 2009-03-30 Martin Jambor <mjambor@suse.cz>
2199 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2200 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2201 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2204 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2205 seen_variable_array_ref while also traversing a union.
2207 * tree-inline.c (optimize_inline_calls): Do not call
2208 cgraph_node_remove_callees.
2209 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2210 (pass_remove_cgraph_callee_edges): New variable.
2211 * passes.c (init_optimization_passes): Add
2212 pass_remove_cgraph_callee_edges after early inlining and before all
2213 late intraprocedural passes.
2215 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2219 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2222 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2224 * combine.c (simplify_comparison): Use have_insn_for.
2225 * dojump.c (do_jump): Likewise.
2227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2229 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2230 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2231 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2232 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2233 instead of sparc_compare_emitted.
2234 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2235 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2236 instead of sparc_compare_emitted.
2238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2240 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2241 enter/exit cfglayout mode.
2242 (pass_partition_block): Require it.
2243 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2244 (combine_instructions): Track basic blocks instead of labels.
2245 (update_cfg_for_uncondjump): New.
2246 (try_combine): Use it. Update jumps after rescanning.
2247 (pass_combine): Require PROP_cfglayout.
2248 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2250 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2252 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2253 Provide/destroy PROP_cfglayout respectively.
2254 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2255 * tree-pass.h (PROP_cfglayout): New.
2257 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2259 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2260 fold_convert_const_fixed_from_fixed,
2261 fold_convert_const_fixed_from_int,
2262 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2263 set TREE_CONSTANT_OVERFLOW.
2264 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2265 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2267 2009-03-30 Ira Rosen <irar@il.ibm.com>
2269 * tree-vect-loop-manip.c: New file.
2270 * tree-vectorizer.c: Update documentation and included files.
2271 (vect_loop_location): Make extern.
2272 (rename_use_op): Move to tree-vect-loop-manip.c
2273 (rename_variables_in_bb, rename_variables_in_loop,
2274 slpeel_update_phis_for_duplicate_loop,
2275 slpeel_update_phi_nodes_for_guard1,
2276 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2277 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2278 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2279 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2280 find_loop_location): Likewise.
2281 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2282 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2283 get_vectype_for_scalar_type, vect_is_simple_use,
2284 supportable_widening_operation, supportable_narrowing_operation):
2286 (bb_in_loop_p): Move to tree-vect-loop.c.
2287 (new_loop_vec_info, destroy_loop_vec_info,
2288 reduction_code_for_scalar_code, report_vect_op,
2289 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2290 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2291 (vect_supportable_dr_alignment): Likewise.
2292 * tree-vectorizer.h (tree-data-ref.h): Include.
2293 (vect_loop_location): Declare.
2294 Reorganize function declarations according to the new file structure.
2295 * tree-vect-loop.c: New file.
2296 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2297 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2298 * tree-vect-data-refs.c: New file.
2299 * tree-vect-patterns.c (timevar.h): Don't include.
2300 * tree-vect-stmts.c: New file.
2301 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2302 tree-vect-slp.c, tree-vect-loop.c.
2303 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2304 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2305 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2306 (tree-vect-analyze.o): Remove.
2307 (tree-vect-transform.o): Likewise.
2308 (tree-vect-data-refs.o): Add rule.
2309 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2310 tree-vect-slp.o): Likewise.
2311 (tree-vect-patterns.o): Remove redundant dependencies.
2312 (tree-vectorizer.o): Likewise.
2313 * tree-vect-slp.c: New file.
2315 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2317 * optc-gen.awk: Warn if an option flag has multiple different
2320 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2322 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2323 -floop-block): Document dependences on PPL, CLooG and Graphite.
2325 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2327 PR rtl-optimization/323
2328 * c-common.c (c_fully_fold, convert_and_check,
2329 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2330 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2331 * c-common.def (EXCESS_PRECISION_EXPR): New.
2332 * c-cppbuiltin.c (builtin_define_float_constants): Define
2333 constants with enough digits for long double.
2334 * c-lex.c (interpret_float): Interpret constant with excess
2335 precision where appropriate.
2336 * c-opts.c (c_common_post_options): Set
2337 flag_excess_precision_cmdline. Give an error for
2338 -fexcess-precision=standard for C++ for processors where the
2339 option is significant.
2340 * c-parser.c (c_parser_conditional_expression): Handle excess
2341 precision in condition.
2342 * c-typeck.c (convert_arguments): Handle arguments with excess
2344 (build_unary_op): Move excess precision outside operation.
2345 (build_conditional_expr): Likewise.
2346 (build_compound_expr): Likewise.
2347 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2348 (build_modify_expr): Handle excess precision in RHS.
2349 (convert_for_assignment): Handle excess precision in converted
2351 (digest_init, output_init_element, process_init_element): Handle
2352 excess precision in initializer.
2353 (c_finish_return): Handle excess precision in return value.
2354 (build_binary_op): Handle excess precision in operands and add
2355 excess precision as needed for operation.
2356 * common.opt (-fexcess-precision=): New option.
2357 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2358 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2359 For standard excess precision, output explicit conversion to and
2360 truncation from XFmode.
2361 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2362 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2363 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2364 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2365 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2366 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2367 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2368 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2369 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2370 define_splits, sqrt<mode>2): Disable where appropriate for
2371 standard excess precision.
2372 * convert.c (convert_to_real): Do not shorten arithmetic to type
2373 for which excess precision would be used.
2374 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2375 * doc/invoke.texi (-fexcess-precision=): Document option.
2376 (-mfpmath=): Correct index entry.
2377 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2378 flag_excess_precision): New.
2379 * langhooks.c (lhd_post_options): Set
2380 flag_excess_precision_cmdline.
2381 * opts.c (common_handle_option): Handle -fexcess-precision=.
2382 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2383 init_excess_precision): New.
2384 (lang_dependent_init_target): Call init_excess_precision.
2385 * tree.c (excess_precision_type): New.
2386 * tree.h (excess_precision_type): Declare.
2388 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2391 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2392 non-lvalue to component.
2394 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2396 PR preprocessor/34695
2397 * Makefile.in (c-opts.o): Depend on c-tree.h.
2398 * c-common.c: Move down include of diagnostic.h.
2399 (done_lexing, c_cpp_error): New.
2400 * c-common.h (done_lexing): Declare.
2401 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2403 * c-opts.c: Include c-tree.h.
2404 (c_common_init_options): Set preprocessor error callback.
2405 (c_common_handle_option): Do not set preprocessor
2406 inhibit_warnings, warnings_are_errors, warn_system_headers,
2407 pedantic_errors or inhibit_warnings flags.
2408 (c_common_post_options): Do not check cpp_errors (parse_in).
2409 (c_common_finish): Do not output dependencies if there were
2410 errors. Do not check return value of cpp_finish.
2411 * c-ppoutput.c (pp_file_change): Set input_location.
2412 * c-tree.h (c_cpp_error): Declare.
2413 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2415 (diagnostic_build_prefix): Check override_column.
2416 * diagnostic.h (diagnostic_info): Add override_column field.
2417 (diagnostic_override_column): Define.
2419 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2421 * c-common.c (c_expand_expr, c_staticp): Remove.
2422 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2423 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2424 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2425 * c-gimplify.c (gimplify_compound_literal_expr,
2426 optimize_compound_literals_in_ctor): Remove.
2427 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2428 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2429 * c-semantics.c (emit_local_var): Remove.
2431 * langhooks-def.h (lhd_expand_expr): Remove.
2432 * langhooks.c (lhd_expand_expr): Remove.
2433 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2435 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2436 handling from c-semantics.c; don't call into langhook.
2437 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2438 * gimplify.c (gimplify_compound_literal_expr,
2439 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2440 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2441 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2442 as was done in c-gimplify.c.
2443 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2444 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2445 Move from c-common.h.
2446 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2448 * tree.c (staticp): Do not call langhook.
2449 * langhooks.c (lhd_staticp): Delete.
2450 * langhooks-def.h (lhd_staticp): Delete prototype.
2451 (LANG_HOOKS_STATICP): Delete.
2452 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2454 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2455 instead of DECL_STMTs.
2457 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2465 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2467 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2468 contained expression.
2469 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2470 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2471 conditional expressions for C.
2472 (decl_constant_value_for_optimization): Move from
2473 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2474 whether optimizing and that the expression is a VAR_DECL not of
2475 array type instead of doing such checks in the caller. Do not
2476 check pedantic. Call gcc_unreachable for C++.
2477 * c-common.def (C_MAYBE_CONST_EXPR): New.
2478 * c-common.h (c_fully_fold, c_save_expr,
2479 decl_constant_value_for_optimization): New prototypes.
2480 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2481 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2482 EXPR_INT_CONST_OPERANDS): Define.
2483 * c-convert.c (convert): Strip nops from expression.
2484 * c-decl.c (groktypename): Take extra parameters expr and
2485 expr_const_operands. Update call to grokdeclarator.
2486 (start_decl): Update call to grokdeclarator. Add statement for
2487 expressions used in type of decl.
2488 (grokparm): Update call to grokdeclarator.
2489 (push_parm_decl): Update call to grokdeclarator.
2490 (build_compound_literal): Add parameter non_const and build a
2491 C_MAYBE_COSNT_EXPR if applicable.
2492 (grokdeclarator): Take extra parameters expr and
2493 expr_const_operands. Track expressions used in declaration
2494 specifiers and declarators. Fold array sizes and track whether
2495 they are constant expressions and whether they are integer
2496 constant expressions.
2497 (parser_xref_tag): Set expr and expr_const_operands fields in
2499 (grokfield): Update call to grokdeclarator.
2500 (start_function): Update call to grokdeclarator.
2501 (build_null_declspecs): Set expr and expr_const_operands fields in
2503 (declspecs_add_type): Handle expressions in typeof specifiers.
2504 * c-parser.c (c_parser_declspecs): Set expr and
2505 expr_const_operands fields for declaration specifiers.
2506 (c_parser_enum_specifier): Likewise.
2507 (c_parser_struct_or_union_specifier): Likewise.
2508 (c_parser_typeof_specifier): Likewise. Update call to
2509 groktypename. Fold expression as needed. Return expressions with
2510 type instead of adding statements.
2511 (c_parser_attributes): Update calls to c_parser_expr_list.
2512 (c_parser_statement_after_labels): Fold expression before passing
2513 to objc_build_throw_stmt.
2514 (c_parser_condition): Fold expression.
2515 (c_parser_asm_operands): Fold expression.
2516 (c_parser_conditional_expression): Use c_save_expr. Update call
2517 to build_conditional_expr.
2518 (c_parser_alignof_expression): Update call to groktypename.
2519 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2520 original_code. Fold expression argument of va_arg. Create
2521 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2522 argument to va_arg. Update calls to groktypename. Fold array
2523 index for offsetof. Verify that first argument to
2524 __builtin_choose_expr has integer type.
2525 (c_parser_postfix_expression_after_paren_type): Update calls to
2526 groktypename and build_compound_literal. Handle expressions with
2527 side effects in type name.
2528 (c_parser_postfix_expression_after_primary): Update call to
2529 c_parser_expr_list. Set original_code for calls to
2530 __builtin_constant_p.
2531 (c_parser_expr_list): Take extra parameter fold_p. Fold
2532 expressions if requested.
2533 (c_parser_objc_type_name): Update call to groktypename.
2534 (c_parser_objc_synchronized_statement): Fold expression.
2535 (c_parser_objc_receiver): Fold expression.
2536 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2537 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2538 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2539 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2540 (struct c_typespec): Add elements expr and expr_const_operands.
2541 (struct c_declspecs): Add elements expr and expr_const_operands.
2542 (groktypename, build_conditional_expr, build_compound_literal):
2544 (in_late_binary_op): Declare.
2545 * c-typeck.c (note_integer_operands): New function.
2546 (in_late_binary_op): New variable.
2547 (decl_constant_value_for_broken_optimization): Move to c-common.c
2548 and rename to decl_constant_value_for_optimization.
2549 (default_function_array_conversion): Do not strip nops.
2550 (default_conversion): Do not call
2551 decl_constant_value_for_broken_optimization.
2552 (build_array_ref): Do not fold result.
2553 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2554 result when operand is a VLA.
2555 (c_expr_sizeof_type): Update call to groktypename. Handle
2556 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2557 result when operand names a VLA type.
2558 (build_function_call): Update call to build_compound_literal.
2559 Only fold result for calls to __builtin_* functions. Strip
2560 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2561 the function designator.
2562 (convert_arguments): Fold arguments. Update call to
2563 convert_for_assignment.
2564 (build_unary_op): Handle increment and decrement of
2565 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2566 decrement earlier. Fold operand of increment and decrement.
2567 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2568 built for integer operand. Wrap returns that are INTEGER_CSTs
2569 without being integer constant expressions or that have integer
2570 constant operands without being INTEGER_CSTs.
2571 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2572 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2573 result is an integer constant expression or can be used in
2574 unevaluated parts of one and avoid folding and wrap as
2575 appropriate. Fold operands before possibly doing -Wsign-compare
2577 (build_compound_expr): Wrap result for C99 if operands can be used
2578 in integer constant expressions.
2579 (build_c_cast): Update call to digest_init. Do not ignore
2580 overflow from casting floating-point constants to integers. Wrap
2581 results that could be confused with integer constant expressions,
2582 null pointer constants or floating-point constants.
2583 (c_cast_expr): Update call to groktypename. Handle expressions
2584 included in type name.
2585 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2586 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2587 Update calls to convert_for_assignment.
2588 (convert_for_assignment): Take new parameter
2589 null_pointer_constant. Do not strip nops or call
2590 decl_constant_value_for_broken_optimization. Set
2591 in_late_binary_op for conversions to boolean.
2592 (store_init_value): Update call to digest_init.
2593 (digest_init): Take new parameter null_pointer_constant. Do not
2594 call decl_constant_value_for_broken_optimization. pedwarn for
2595 initializers not constant expressions. Update calls to
2596 convert_for_assignment.
2597 (constructor_nonconst): New.
2598 (struct constructor_stack): Add nonconst element.
2599 (really_start_incremental_init, push_init_level, pop_init_level):
2600 Handle constructor_nonconst and nonconst element.
2601 (set_init_index): Call constant_expression_warning for array
2603 (output_init_element): Fold value. Set constructor_nonconst as
2604 applicable. pedwarn for initializers not constant expressions.
2605 Update call to digest_init. Call constant_expression_warning
2606 where constant initializers are required.
2607 (process_init_element): Use c_save_expr.
2608 (c_finish_goto_ptr): Fold expression.
2609 (c_finish_return): Fold return value. Update call to
2610 convert_for_assignment.
2611 (c_start_case): Fold switch expression.
2612 (c_process_expr_stmt): Fold expression.
2613 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2614 ensure statement expression is not evaluated in constant expression.
2615 (build_binary_op): Track whether results are integer constant
2616 expressions or may occur in such, disable folding and wrap results
2617 as applicable. Fold operands for -Wsign-compare warnings unless
2619 (c_objc_common_truthvalue_conversion): Handle results folded to
2620 integer constants that are not integer constant expressions.
2621 * doc/extend.texi: Document when typeof operands are evaluated,
2622 that condition of __builtin_choose_expr is an integer constant
2623 expression, and more about use of __builtin_constant_p in
2626 2009-03-29 Richard Guenther <rguenther@suse.de>
2628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2629 propagate addresses of array references.
2631 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
2633 * regmove.c (perhaps_ends_bb_p): Remove.
2634 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
2635 from INSN and check that the main loop stays within that basic block.
2636 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
2637 (regmove_forward_pass): Split out from regmove_optimize. Use
2638 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
2639 (regmove_backward_pass): Split out from regmove_optimize. Use
2640 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
2641 (regmove_optimize): Simplify.
2643 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2646 * config/i386/i386.c (classify_argument): Ignore flexible array
2647 member in struct and warn ABI change.
2649 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2651 * config/i386/i386-protos.h (ix86_agi_dependent): New.
2653 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
2654 (ix86_adjust_cost): Updated.
2656 2009-03-29 Jan Hubicka <jh@suse.cz>
2659 * tree-pass.h (pass_cleanup_eh): New function.
2660 (remove_unreachable_regions): Break code handling RTL
2661 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
2662 that can not be reached by runtime.
2663 (can_be_reached_by_runtime): New function.
2664 (label_to_region_map): New function.
2665 (num_eh_regions): New function.
2666 (rtl_remove_unreachable_regions): New function.
2667 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
2668 (remove_eh_region): New function.
2669 * except.h: Include sbitmap and vecprim.
2670 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
2671 num_eh_regions): Declare.
2672 * passes.c (init_optimization_passes): Schedule cleanup_eh.
2673 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
2674 * tree-eh.c (tree_remove_unreachable_handlers): New function.
2675 (tree_empty_eh_handler_p): New function.
2676 (cleanup_empty_eh): New function.
2677 (cleanup_eh): New function.
2678 (pass_cleanup_eh): New function.
2680 2009-03-29 Jan Hubicka <jh@suse.cz>
2682 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
2683 for removed regions.
2685 2009-03-29 Jan Hubicka <jh@suse.cz>
2687 * except.c (dump_eh_tree): Dump all datastructures.
2689 2009-03-29 Jan Hubicka <jh@suse.cz>
2691 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
2692 (duplicate_eh_regions_1): Likewise.
2693 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
2694 vector; call EH verification.
2695 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2696 Be ready for region being removed.
2698 2009-03-29 Jan Hubicka <jh@suse.cz>
2700 * bitmap.c (bitmap_last_set_bit): New function.
2701 * bitmap.h (bitmap_last_set_bit): Declare.
2703 2009-03-29 David Ayers <ayers@fsfe.org>
2706 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
2707 by calling objc_compare_types and surpress warnings about
2708 incompatible C pointers that are compatible ObjC pointers.
2710 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
2712 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
2713 call initialize_inline_failed.
2714 (initialize_inline_failed): Move it from here ...
2715 * cgraph.c (initialize_inline_failed): ... to here.
2716 (cgraph_create_edge): Call initialize_inline_failed rather than
2717 setting inline_failed directly.
2719 2009-03-29 Ben Elliston <bje@au.ibm.com>
2722 * sysv4.opt (msdata): Improve comment.
2723 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
2724 * sysv4.h (SVR4_ASM_SPEC): Likewise.
2726 2009-03-29 Ben Elliston <bje@au.ibm.com>
2729 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
2730 load and store attributes.
2732 2009-03-29 Ben Elliston <bje@au.ibm.com>
2734 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
2735 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
2736 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
2737 * doc/extend.texi (X86 Built-in Functions): Add index entries for
2738 __builtin_infq and __builtin_huge_valq.
2740 2009-03-28 Anatoly Sokolov <aesok@post.ru>
2742 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
2744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2745 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
2747 2009-03-28 Xinliang David Li <davidxl@google.com>
2749 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
2750 (do_dbg_cnt): New function.
2752 2009-03-28 Jan Hubicka <jh@suse.cz>
2754 Merge from pretty-ipa:
2756 2009-03-27 Jan Hubicka <jh@suse.cz>
2758 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2759 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
2760 * passes.c (function_called_by_processed_nodes_p): New.
2761 * ipa-pure-const.c (check_call): Fix handling of operands.
2762 (analyze_function): Dump debug output for skipped bodies.
2763 (local_pure_const): Use function_called_by_processed_nodes_p.
2764 * dwarf2out.c (reference_to_unused): Use output.
2765 * passes.c (do_per_function_toporder): Likewise.
2767 2008-11-12 Jan Hubicka <jh@suse.cz>
2769 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
2770 * ipa-pure-const.c (funct_state_d): Add can throw field; make
2771 state_set_in_source enum
2772 (check_decl): Ignore memory tags; do not set fake looping flags;
2774 (check_operand, check_tree, check_rhs_var, check_lhs_var,
2775 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
2776 (check_call, analyze_function): Rewrite.
2778 (add_new_function): Update call of analyze_function.
2779 (generate_summary): Add call of analyze_function.
2780 (propagate): Propagate can_throw; handle state_set_in_source correctly.
2781 (local_pure_const): New function.
2782 (pass_local_pure_const): New pass.
2783 * ipa-inline.c (inline_transform): Set after_inlining.
2784 * tree-eh.c (stmt_can_throw_external): New.
2785 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
2786 work with aliasing built.
2787 * tree-flow.h (stmt_can_throw_external): New.
2788 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
2789 and local pure/const pass in early and late optimization queue.
2791 2009-03-28 Martin Jambor <mjambor@suse.cz>
2793 * fold-const.c (get_pointer_modulus_and_residue): New parameter
2795 (fold_binary): Allow function decl aligment consideration is the
2796 second argument is integer constant one.
2797 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
2798 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
2799 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
2801 2009-03-28 Jan Hubicka <jh@suse.cz>
2803 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
2804 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
2805 * function.h (rtl_data): Add nothrow flag.
2806 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
2807 set DECL_NOTHROW for AVAILABLE functions.
2809 2009-03-28 Jakub Jelinek <jakub@redhat.com>
2811 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
2812 following vector keyword has expansion starting with pixel or bool
2813 keyword, expand vector to __vector and pixel or bool to __pixel or
2817 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
2818 warn_if_disallowed_function_p): Removed.
2819 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
2820 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
2821 warning_if_disallowed_function_p.
2822 * flags.h (warn_if_disallowed_function_p,
2823 warn_disallowed_functions): Removed.
2824 * common.opt (Wdisallowed-function-list=): Removed.
2825 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
2827 2009-03-28 Richard Guenther <rguenther@suse.de>
2829 PR tree-optimization/38723
2830 * tree-ssa-pre.c (compute_avail): Add all default definitions to
2833 2009-03-28 Jan Hubicka <jh@suse.cz>
2835 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
2836 test introduced by my previous patch.
2838 2009-03-28 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
2841 the PHIs value undefined.
2843 2009-03-28 Jan Hubicka <jh@suse.cz>
2845 * tree-pass.h (pass_fixup_cfg): New pass.
2846 * ipa-inline.c (inline_transform): Set
2847 always_inline_functions_inlined/after_inlining.
2848 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
2849 (pass_fixup_cfg): New pass.
2850 * passes.c (init_optimization_passes): Add fixup_cfg.
2852 2009-03-28 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/38458
2855 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
2856 argument use the arguments copy-of value.
2858 2009-03-28 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/38180
2861 * tree-ssa-ccp.c (get_default_value): Simplify.
2862 (likely_value): Likewise.
2863 (surely_varying_stmt_p): Properly handle VOP case.
2864 (ccp_initialize): Likewise.
2865 (ccp_fold): Handle propagating through *&.
2866 (fold_const_aggregate_ref): Also handle decls.
2868 2009-03-28 Jan Hubicka <jh@suse.cz>
2870 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2871 * cgraph.h (cgraph_node): Likewise.
2872 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
2873 (cgraph_reset_node): Use process flag.
2874 (cgraph_mark_functions_to_output): Likewise.
2875 (cgraph_expand_function): Likewise.
2876 (cgraph_expand_all_functions): Likewise.
2877 (cgraph_output_in_order): Likewise.
2878 * dwarf2out.c (reference_to_unused): Likewise.
2879 * passes.c do_per_function_toporder): Likewise.
2881 2009-03-28 Jan Hubicka <jh@suse.cz>
2883 Bring from lto-branch:
2885 2008-09-03 Doug Kwan <dougkwan@google.com>
2887 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
2888 enums instead of reason strings.
2889 * cgraph.c (cgraph_create_edge): Same.
2890 (cgraph_inline_failed_string): New function.
2891 * cgraph.h (cgraph_inline_failed_t): New enum type.
2892 (cgraph_inline_failed_string): New prototype.
2893 (struct cgraph_edge): Change type of INLINED_FAILED from constant
2894 char pointer to cgraph_inline_failed_t.
2895 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
2896 (cgraph_default_inline_p): Ditto.
2897 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
2898 to cgraph_inline_failed_t pointer.
2899 * cif-code.def: New file.
2900 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
2902 (cgraph_check_inline_limits): Change type of REASON to pointer to
2903 cgraph_inline_failed_t. Replace reason strings with enums.
2904 (cgraph_default_inline_p): Ditto.
2905 (cgraph_recursive_inlining_p): Ditto.
2906 (update_caller_keys): Change type of FAILED_REASON to
2907 cgraph_inline_failed_t.
2908 (cgraph_set_inline_failed): Change type of REASON to pointer to
2909 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
2910 convert enums to strings for text output.
2911 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
2912 to be of type cgraph_inline_failed_t. Replace reason strings with
2913 enums. Call cgraph_inline_failed_string to covert enums
2914 to strings for text output.
2915 (cgraph_decide_inlining): Replace reason strings with enums.
2916 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
2917 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
2919 * tree-inline.c (expand_call_inline): Change type of REASON
2920 to cgraph_inline_failed_t. Replace reason strings with enums.
2921 Call cgraph_inline_failed_string for text output.
2922 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
2925 2009-03-28 Jan Hubicka <jh@suse.cz>
2927 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
2928 cgraph_clone_node): Remove master clone handling.
2929 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2930 * cgraph.h (master_clone): Remove.
2931 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2932 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
2933 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2935 2009-03-28 Jan Hubicka <jh@suse.cz>
2937 * cgraph.c (cgraph_function_body_availability): Functions declared
2938 inline are always safe to assume that it is not going to be replaced.
2940 2009-03-28 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/38513
2943 * tree-ssa-pre.c (eliminate): Remove redundant stores.
2944 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2945 EXC_PTR_EXPR and FILTER_EXPR.
2946 (get_ref_from_reference_ops): Likewise.
2948 2009-03-28 Richard Guenther <rguenther@suse.de>
2950 PR tree-optimization/38968
2951 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2952 Use FLOOR_MOD_EXPR to compute misalignment.
2954 2009-03-28 Richard Guenther <rguenther@suse.de>
2956 PR tree-optimization/37795
2957 * tree.h (combine_comparisons): Declare.
2958 * fold-const.c (combine_comparisons): Export.
2959 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
2961 (ifcombine_iforif): Use combine_comparisons.
2963 2009-03-28 Jan Hubicka <jh@suse.cz>
2965 * tree-eh.c (inlinable_call_p): New function.
2966 (make_eh_edges): Use it.
2967 (verify_eh_edges): Use it.
2968 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
2969 * except.c (reachable_next_level): Add inlinable_function argument
2970 (sjlj_find_directly_reachable_regions): Update.
2971 (add_reachable_handler): Do not set saw_any_handlers.
2972 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
2973 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2974 Add new inlinable call parameter.
2975 (can_throw_internal, can_throw_external): Update.
2976 * except.h (can_throw_internal_1, can_throw_external_1,
2977 foreach_reachable_handler): Update declaration.
2979 2009-03-28 Joseph Myers <joseph@codesourcery.com>
2981 * config/arm/t-arm-coff, config/h8300/coff.h,
2982 config/i386/i386-aout.h, config/i386/i386-coff.h,
2983 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
2984 config/pdp11/2bsd.h, config/rs6000/aix41.h,
2985 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
2986 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
2987 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
2988 sys-types.h: Remove.
2989 * Makefile.in: Remove protoize and fixproto support and references
2991 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
2992 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
2994 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
2995 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
2996 unprotoize$(exeext).
2997 (rest.encap): Don't depend on $(STMP_FIXPROTO)
2998 (.PHONY): Don't depend on proto.
2999 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3000 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3001 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3002 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3003 build/gen-protos.o, build/scan.o, xsys-protos.h,
3004 build/fix-header$(build_exeext), build/fix-header.o,
3005 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3006 stmp-install-fixproto): Remove.
3007 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3008 SYSCALLS.c or fixproto files.
3009 (install-common): Don't install protoize.
3010 (install-headers-tar, install-headers-cpio, install-headers-cp):
3011 Don't depend on $(STMP_FIXPROTO).
3012 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3013 install fixproto files or write out fixproto settings.
3014 (uninstall): Don't uninstall protoize.
3015 * config.gcc (use_fixproto): Remove.
3016 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3017 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3018 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3019 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3020 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3021 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3022 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3023 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3024 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3025 * config/t-vxworks (STMP_FIXPROTO): Remove.
3026 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3027 STMP_FIXPROTO): Remove.
3028 * config.in, configure: Regenerate.
3029 * crtstuff.c (gid_t, uid_t): Don't undefine.
3030 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3031 (arm-*-coff, arm-*-aout: Remove target entries.
3032 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3033 Remove mention of AIX 4.1.
3034 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3035 * doc/invoke.texi (Running Protoize): Remove.
3036 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3037 (Protoize Caveats): Remove.
3038 * tsystem.h: Update comments on headers assumed to exist.
3040 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3042 * genautomata.c: Add a new year to the copyright. Add a new
3044 (struct insn_reserv_decl): Add comments for member bypass_list.
3045 (find_bypass): Remove.
3046 (insert_bypass): New.
3047 (process_decls): Use insert_bypass.
3048 (output_internal_insn_latency_func): Output all bypasses with the
3049 same input insn in one switch case.
3051 * rtl.def (define_bypass): Describe bypass choice.
3052 * doc/md.texi (define_bypass): Ditto.
3054 2009-03-27 Richard Guenther <rguenther@suse.de>
3056 * gimplify.c (mark_addressable): Export.
3057 * tree-flow.h (mark_addressable): Declare.
3058 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3059 * tree-ssa.c (verify_phi_args): Verify that address taken
3060 variables have TREE_ADDRESSABLE set.
3062 2009-03-27 Richard Guenther <rguenther@suse.de>
3064 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3065 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3066 Do not mark decls TREE_ADDRESSABLE.
3067 (build_fold_addr_expr): Adjust.
3068 (fold_addr_expr): Remove.
3069 (fold_unary): Use build_fold_addr_expr.
3070 (fold_comparison): Likewise.
3071 (split_address_to_core_and_offset): Likewise.
3072 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3074 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3075 (gimplify_modify_expr_to_memcpy): Mark source and destination
3077 * omp-low.c (create_omp_child_function): Mark the object decl
3079 (lower_rec_input_clauses): Mark the var we take the address of
3081 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3086 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3087 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3089 2009-03-27 Richard Guenther <rguenther@suse.de>
3091 PR tree-optimization/39120
3092 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3094 (handle_lhs_call): Process return constraints. Add escape
3095 constraints if necessary.
3096 (handle_const_call): Fill out return constraints. Make nested
3097 case more precise. Avoid consttmp if possible.
3098 (handle_pure_call): Fill out return constraints. Avoid
3099 callused if possible.
3100 (find_func_aliases): Simplify call handling.
3102 2009-03-27 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/39120
3105 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3106 as a representative.
3107 (solve_graph): Do propagate CALLUSED.
3108 (handle_pure_call): Use a scalar constraint from CALLUSED for
3110 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3113 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3116 * c-common.c (handle_aligned_attribute): Properly check alignment
3117 overflow. Use (1U << i) instead of (1 << i).
3119 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3121 * expr.h (get_mem_align_offset): Updated.
3123 * tree.h (tree_decl_common): Change align to "unsigned int" and
3124 move it before pointer_alias_set.
3126 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3127 Jakub Jelinek <jakub@redhat.com>
3130 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3131 gr_register_operand with gr_reg_or_0_operand.
3132 (cmpxchg_rel_di): Likewise.
3133 (sync_lock_test_and_set<mode>): Likewise.
3135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3137 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3138 (true_regnum): Likewise.
3140 * rtlanal.c (subreg_info): Moved to ...
3141 * rtl.h (subreg_info): Here. New.
3142 (subreg_get_info): New.
3144 * rtlanal.c (subreg_get_info): Make it extern.
3146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/i386.c (ix86_abi): New.
3150 (override_options): Handle -mabi=.
3151 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3152 (ix86_call_abi_override): Likewise.
3153 (init_cumulative_args): Likewise.
3154 (function_arg_advance): Likewise.
3155 (function_arg_64): Likewise.
3156 (function_arg): Likewise.
3157 (ix86_pass_by_reference): Likewise.
3158 (ix86_function_value_regno_p): Likewise.
3159 (ix86_build_builtin_va_list_abi): Likewise.
3160 (setup_incoming_varargs_64): Likewise.
3161 (is_va_list_char_pointer): Likewise.
3162 (ix86_init_machine_status): Likewise.
3163 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3164 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3165 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3166 (ix86_function_abi): Make it static and return enum calling_abi.
3167 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3169 (ix86_fn_abi_va_list): Updated.
3171 * config/i386/i386.h (ix86_abi): New.
3172 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3173 (CONDITIONAL_REGISTER_USAGE): Likewise.
3174 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3175 (machine_function): Likewise.
3177 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3179 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3180 (STACK_BOUNDARY): Likewise.
3181 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3183 * config/i386/i386.opt (mabi=): New.
3185 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3186 return enum calling_abi.
3187 (ix86_function_type_abi): Likewise.
3188 (ix86_function_abi): Removed.
3190 * doc/invoke.texi: Document -mabi= option for x86.
3192 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3194 * builtins.c (real_dconstp): Delete.
3195 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3197 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3198 Jakub Jelinek <jakub@redhat.com>
3201 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3202 (gen_subprogram_die): When a function is explicit, generate the
3203 DW_AT_explicit attribute.
3204 * langhooks.h (struct lang_hooks_for_decls): Add
3205 function_decl_explicit_p langhook.
3206 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3207 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3209 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3211 * builtins.c (fold_builtin_memory_op): Optimize memmove
3212 into memcpy if we can prove source and destination don't overlap.
3214 * tree-inline.c: Include gt-tree-inline.h.
3215 (clone_fn_id_num): New variable.
3216 (clone_function_name): New function.
3217 (tree_function_versioning): Use it.
3218 * Makefile.in (GTFILES): Add tree-inline.c.
3220 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3222 * BASE-VER: Change to 4.5.0.
3224 2009-03-27 Xinliang David Li <davidxl@google.com>
3226 PR tree-optimization/39557
3227 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3229 2009-03-27 Xinliang David Li <davidxl@google.com>
3231 PR tree-optimization/39548
3232 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3235 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3237 * c-common.c (pointer_int_sum): Use %wd on return from
3240 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3242 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3243 on return from tree_low_cst.
3245 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3248 * ginclude/stdarg.h (va_copy): Define also for
3249 __GXX_EXPERIMENTAL_CXX0X__.
3251 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3254 * builtins.h (c_strlen): Do not warn here.
3255 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3256 * c-common.c (pointer_int_sum): Take an explicit location.
3257 Warn about offsets out of bounds.
3258 * c-common.h (pointer_int_sum): Adjust declaration.
3260 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3262 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3265 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3268 * opts.c (warn_if_disallowed_function_p): Don't assume
3269 get_callee_fndecl must return non-NULL.
3271 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3273 PR rtl-optimization/39522
3274 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3275 when reg_reloaded_valid is set.
3277 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3279 * config/spu/divv2df3.c: New file.
3280 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3281 (DPBIT_FUNCS): Filter out _div_df.
3283 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3285 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3286 a jump insn, count that jump in the distance to the loop start.
3288 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3291 * config/sh/sh.c (calc_live_regs): Fix condition for global
3292 registers except PIC_OFFSET_TABLE_REGNUM.
3294 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3297 * doc/invoke.texi (-mconsole): New.
3301 (-mnop-fun-dllimport): New.
3305 (sub section "i386 and x86-64 Windows Options"): New.
3307 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3309 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3310 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3312 2009-03-25 Richard Guenther <rguenther@suse.de>
3315 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3318 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3320 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3321 neither of haifa/selective schedulers are working.
3323 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3325 * doc/invoke.texi (Debugging Options): Fix description of
3326 -fno-merge-debug-strings.
3328 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3330 * config/cris/libgcc.ver: New version-script.
3331 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3333 * configure.ac <GAS features, nop mnemonic>: Add pattern
3334 crisv32-*-* for "nop".
3335 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3336 * configure: Regenerate.
3338 2009-03-24 Ira Rosen <irar@il.ibm.com>
3340 PR tree-optimization/39529
3341 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3342 mark_sym_for_renaming for the tag copied to the new vector
3345 2009-03-24 Arthur Loiret <aloiret@debian.org>
3347 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3348 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3349 EXTRA_SPEC_FUNCTIONS.
3350 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3351 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3352 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3353 -march and -mtune options.
3355 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3357 * config/m68k/t-rtems: Add m5329 multilib.
3359 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3360 Jakub Jelinek <jakub@redhat.com>
3363 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3366 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3369 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3370 instead of c_parser_expression_conv, if original_code isn't one of the
3371 4 allowed comparison codes, fail.
3373 2009-03-23 Richard Guenther <rguenther@suse.de>
3375 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3376 * tree.h (struct tree_type): Likewise.
3377 * reload.h (struct insn_chain): Likewise.
3378 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3379 * function.h (struct function): Likewise.
3380 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3382 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3384 PR tree-optimization/39516
3385 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3387 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3389 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3390 should be set true if BITS_PER_WORD of target is bigger than 32
3392 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3394 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3395 Translate -B-options to -rpath-link. Correct existing
3396 rpath-link and conditionalize on !nostdlib.
3398 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3400 * doc/extend.texi (Function Attributes, Variable Attributes):
3402 * doc/invoke.texi (Debugging Options, Optimize Options)
3403 (i386 and x86-64 Options, MCore Options): Likewise.
3405 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3408 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3409 it for block local namespace aliases.
3410 (gen_decl_die): Pass context_die to gen_namespace_die.
3412 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3415 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3416 minimum or maximum value.
3418 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3420 * reginfo.c (globalize_reg): Recompute derived reg sets.
3422 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3425 * libgcc2.c (mprotect): Do not use signed arguments for
3426 VirtualProtect, use DWORD arguments. Also fix the 'may
3427 be used uninitialized' warning for the np variable.
3429 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3432 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3433 functions using regparm calling conventions when not optimizing.
3434 (ix86_function_sseregparm): Similarly for sseregparm calling
3437 2009-03-19 Li Feng <nemokingdom@gmail.com>
3440 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3441 dependence if the first conflict is after niter iterations.
3443 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3446 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3447 functions with dynamic stack-pointer adjustments.
3449 2009-03-19 Ben Elliston <bje@au.ibm.com>
3451 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3452 option; change to -msdata=data.
3454 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3456 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3459 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3462 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3464 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3466 * doc/invoke.texi (Code Gen Options): Expand discussion of
3469 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3471 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3472 * matrix-reorg.c (struct matrix_info): Likewise.
3473 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3474 * rtl.h (struct mem_attrs): Likewise.
3475 * df.h (struct df): Likewise.
3476 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3477 * ira-int.h (struct ira_allocno): Likewise.
3478 * df-scan.c (struct df_collection_rec): Likewise.
3479 * ira.c (struct equivalence): Likewise.
3480 * function.c (struct temp_slot): Likewise.
3481 * cfgloop.h (struct loop): Likewise.
3484 * function.c (use_register_for_decl): When not optimizing, disregard
3485 register keyword for variables with types containing methods.
3487 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3490 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3491 (is_simple_operand): Call contains_component_ref_p before calling data
3492 reference analysis that would fail on COMPONENT_REFs.
3494 * tree-vrp.c (search_for_addr_array): Fix formatting.
3496 2009-03-18 Richard Guenther <rguenther@suse.de>
3498 * tree-vect-transform.c (vect_loop_versioning): Fold the
3499 generated comparisons.
3500 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3501 (slpeel_tree_peel_loop_to_edge): Likewise.
3503 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3506 * opts.c (print_specific_help): In addition to `undocumented',
3507 accept `separate' and `joined' flags if passed alone. Describe
3508 output by the first matched one of those.
3509 (common_handle_option): Skip over empty strings.
3510 * gcc.c (display_help): Fix help string for `--help='.
3511 * doc/invoke.texi (Option Summary, Overall Options): With
3512 `--help=', classes and qualifiers can both be repeated, but
3513 only the latter can be negated. One should not pass only
3514 negated qualifiers. Fix markup and examples.
3517 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3519 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3520 and -fhelp=separate.
3522 2009-03-17 Jing Yu <jingyu@google.com>
3525 * function.h (struct rtl_data): Move is_thunk from here...
3526 (struct function): ...to here.
3527 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3528 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3530 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3532 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3533 (alpha_output_function_end_prologue): Likewise.
3534 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3535 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3536 (rs6000_output_function_epilogue): Likewise.
3537 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3539 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3542 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3543 from different units in a single alternative.
3544 (*truncdfsf_i387): Ditto.
3545 (*truncxfsf2_mixed): Ditto.
3546 (*truncxfdf2_mixed): Ditto.
3548 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3550 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3551 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3554 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3555 unused non-artificial variables when not optimizing.
3558 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3559 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3560 NAMESPACE_DECL in its DECL_INITIAL.
3563 * optabs.c (set_user_assembler_libfunc): New function.
3564 * expr.h (set_user_assembler_libfunc): New prototype.
3565 * c-common.c: Include libfuncs.h.
3566 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3567 for memcmp, memset, memcpy, memmove and abort.
3568 * Makefile.in (c-common.o): Depend on libfuncs.h.
3571 * dwarf2out.c (gen_inlined_enumeration_type_die,
3572 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3573 gen_tagged_type_instantiation_die): Removed.
3574 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3577 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3580 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3582 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3583 (check-parallel-%): Ditto.
3584 (check-consistency): Ditto.
3586 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3588 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3589 local variable rhs by NULL_TREE.
3591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3594 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3596 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3601 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3605 for ms->sysv ABI calls only in 64bit mode.
3607 * config/i386/i386.md (untyped_call): Support 32bit.
3609 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3611 * doc/extend.texi: Replace x86_65 with x86_64.
3613 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3615 PR tree-optimization/39455
3616 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3617 mismatches for POINTER_TYPE_P (type).
3618 (number_of_iterations_le): Likewise.
3620 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3622 * config/picochip/picochip.c: Removed profiling support.
3623 * config/picochip/picochip.md: Removed profiling instruction.
3624 * config/picochip/picochip.h: Removed profiling builtin.
3626 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3628 * doc/install.texi (--with-host-libstdcxx): Document.
3630 2009-03-14 Anatoly Sokolov <aesok@post.ru>
3633 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
3634 generate a warning if the function name does not begin with
3635 "__vector" and the function has either the 'signal' or 'interrupt'
3636 attribute, from here to ...
3637 (avr_declare_function_name): ...here. New function.
3638 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
3639 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
3641 2009-03-14 Jakub Jelinek <jakub@redhat.com>
3644 * cse.c (fold_rtx): Don't modify original const_arg1 when
3645 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
3646 separate variable instead.
3647 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
3648 from out of range shift counts.
3649 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
3651 2008-03-13 Catherine Moore <clm@codesourcery.com>
3653 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
3654 diagnostic.h with $(DIAGNOSTIC_H).
3656 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3659 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
3661 * config/i386/sync.md (sync_compare_and_swap<mode>,
3662 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
3663 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
3665 (sync_double_compare_and_swapdi_pic,
3666 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
3667 cmpxchg8b_pic_memory_operand instead of just memory_operand.
3669 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
3674 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3677 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3678 (avx_addsubv4df3): Likewise.
3679 (*avx_addsubv4sf3): Likewise.
3680 (sse3_addsubv4sf3): Likewise.
3682 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3685 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
3687 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
3690 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
3691 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3692 registers for allocnos created from user-defined variables.
3694 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3697 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
3698 of non-integer mode as well.
3700 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
3702 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
3703 for functions for which the parameter types are unknown.
3705 2009-03-11 Jakub Jelinek <jakub@redhat.com>
3708 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
3709 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
3710 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
3711 * config/i386/i386.c (ix86_local_alignment): For
3712 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
3713 long long variables on the stack to avoid dynamic realignment.
3714 Allow the first argument to be a decl rather than type.
3715 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
3717 2009-03-11 Nick Clifton <nickc@redhat.com>
3720 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
3722 Add description to mno-lsim option.
3723 * config/mcore/mcore.h: Remove comment about deprecated m4align
3725 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
3726 * doc/invoke.texi: Add description of mno-lsim and
3727 mstack-increment options.
3729 * config/fr30/fr30.opt: Document the -mno-lsim option.
3730 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
3731 and -mno-lsim options.
3733 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3735 * fold-const.c (fold_comparison): Only call fold_inf_compare
3736 if the mode supports infinities.
3738 2009-03-11 Jason Merrill <jason@redhat.com>
3741 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
3742 end already did. Notice GIMPLE_CALL modifications of the result.
3743 Don't copy debug information from an ignored decl or a decl from
3746 2009-03-10 Richard Guenther <rguenther@suse.de>
3747 Nathan Froyd <froydnj@codesourcery.com>
3750 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
3751 (__divMODE3): Likewise.
3753 2009-03-09 Jakub Jelinek <jakub@redhat.com>
3755 PR tree-optimization/39394
3756 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
3757 DECL_SIZE_UNIT of variable length FIELD_DECLs.
3759 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3761 * recog.c (verfiy_changes): Disallow renaming of hard regs in
3762 inline asms for register asm ("") declarations.
3764 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
3766 * fold-const.c (fold_unary): Fix comment.
3768 2009-03-07 Jan Hubicka <jh@suse.cz>
3771 * tree-inline.c (setup_one_parameter): Do replacement of const
3772 argument by constant in SSA form.
3774 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3777 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
3778 determine alignment passed to assign_stack_local.
3779 (assign_parms_unsplit_complex): Likewise.
3780 * except.c (sjlj_build_landing_pads): Likewise.
3782 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3785 * tree-flow.h (add_referenced_var): Return bool instead of void.
3786 * tree-dfa.c (add_referenced_var): Return result of
3787 referenced_var_check_and_insert call.
3788 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
3789 of referenced_var_check_and_insert.
3792 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
3793 (gen_variable_die): Emit DW_AT_location on abstract static variable's
3794 DIE, don't emit it if abstract origin already has it.
3795 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
3796 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
3798 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3800 * genpreds.c (needs_variable): Fix parentheses at variable name
3802 (write_tm_constrs_h): Indent generated code.
3804 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3806 * doc/extend.texi (Function Attributes): Add documentation
3809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3812 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
3813 take locus from its DECL_SOURCE_LOCATION instead of input_location.
3815 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3817 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
3820 2009-03-05 Jakub Jelinek <jakub@redhat.com>
3823 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
3824 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
3826 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (R8_REG, R9_REG): New constants.
3829 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
3830 constants instead of magic numbers.
3831 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3833 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
3834 (x86_64_ms_abi_int_parameter_registers): Ditto.
3835 (x86_64_int_return_registers): Ditto.
3836 (ix86_maybe_switch_abi): Ditto.
3837 (ix86_expand_call): Ditto for clobbered_registers array.
3838 (ix86_hard_regno_mode_ok): Ditto.
3839 (x86_extended_QIreg_mentioned_p): Ditto.
3841 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
3843 PR tree-optimization/39349
3844 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
3846 * combine.c (gen_lowpart_for_combine): Use omode when generating
3849 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
3851 PR rtl-optimization/39235
3852 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
3854 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3856 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
3858 2009-03-04 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/39362
3861 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
3862 that occur in abnormal PHIs should be varying.
3864 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3866 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
3868 (simple_iv): Take loop as an argument instead of statement.
3869 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3870 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
3872 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
3874 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
3875 * matrix-reorg.c (analyze_transpose): Ditto.
3876 * tree-data-ref.c (dr_analyze_innermost): Ditto.
3877 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3878 * tree-predcom.c (ref_at_iteration): Ditto.
3879 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
3881 2009-03-04 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/39358
3884 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
3885 escaped_id and callused_id.
3886 (solve_graph): Likewise.
3888 2009-03-04 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/39339
3891 * tree-sra.c (try_instantiate_multiple_fields): Make it
3892 no longer ICE on the above.
3894 2009-03-03 Joseph Myers <joseph@codesourcery.com>
3896 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
3897 that fits within Pmode.
3899 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3902 * tm.texi (LIBCALL_VALUE): Update description.
3904 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3907 * doc/extend.texi (section): Update description.
3909 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
3912 * tree-inline.c (remapped_type): New.
3913 (can_be_nonlocal): Call remapped_type instead of remap_type.
3915 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3918 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
3919 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
3921 2009-03-03 Richard Guenther <rguenther@suse.de>
3924 * tree.c (tree_nonartificial_location): New function.
3925 * tree.h (tree_nonartificial_location): Declare.
3926 * builtins.c (expand_builtin_memory_chk): Provide location
3927 of the call location for artificial function pieces.
3928 (maybe_emit_chk_warning): Likewise.
3929 (maybe_emit_sprintf_chk_warning): Likewise.
3930 (maybe_emit_free_warning): Likewise.
3931 * expr.c (expand_expr_real_1): Likewise.
3933 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3935 PR tree-optimization/39343
3936 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
3937 COMPONENT_REF t has ARRAY_TYPE.
3939 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3942 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3943 when the type precision of the induction variable should be
3944 larger than the type precision of nit.
3945 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3946 * graphite.c (graphite_loop_normal_form): Same.
3947 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3949 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
3952 (*call_1_rex64_ms_sysv): Use named constants instead of magic
3953 numbers to describe clobbered registers.
3954 (*call_value_0_rex64_ms_sysv): Ditto.
3955 * config/i386/mmx.md (mmx_emms): Ditto.
3958 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
3960 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
3963 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3965 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
3966 (spu_section_type_flags): New function.
3968 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
3971 reg_class_contents of FLOAT_REGS into a temporary.
3973 2009-03-02 Richard Guenther <rguenther@suse.de>
3974 Ira Rosen <irar@il.ibm.com>
3976 PR tree-optimization/39318
3977 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
3978 information to the vectorized statement.
3980 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
3982 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
3983 variable. Use defined names instead of magic constants for REX SSE
3986 2009-03-01 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/39331
3989 * omp-low.c (lower_send_shared_vars): Do not receive new
3990 values for the reference of DECL_BY_REFERENCE parms or results.
3992 2009-03-01 Jan Hubicka <jh@suse.cz>
3995 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
3996 BLOCK_NONLOCALIZED_VAR): New macros.
3997 (tree_block): Add nonlocalized_vars.
3998 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
3999 gen_decl_die): Add origin argument. Allow generation of die with
4000 origin at hand only.
4001 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4002 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4004 (gen_block_die): Fix checking for unused blocks.
4005 (process_scope_var): Break out from .... ; work with origins only.
4006 (decls_for_scope) ... here; process nonlocalized list.
4007 (dwarf2out_ignore_block): Look for nonlocalized vars.
4008 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4010 (dump_scope_block): Dump them.
4011 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4012 (remap_block): Likewise.
4013 (can_be_nonlocal): New predicate.
4014 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4016 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4018 * configure: Regenerate.
4020 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4022 * optc-gen.awk: No need to duplicate option flags twice.
4023 Reuse help texts for duplicate options which do not have any.
4025 * gcc.c (display_help): Document --version.
4027 * gcc.c (main): If print_help_list and verbose_flag, ensure
4028 driver output comes before subprocess output.
4030 * optc-gen.awk: Assign all remaining fields to help string,
4031 space-separated, for multi-line help in *.opt.
4033 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4034 -Wno-pedantic-ms-format is for MinGW targets only.
4036 * doc/options.texi (Option file format): Fix bad indentation,
4037 restoring dropped sentence.
4039 2009-02-28 Jan Hubicka <jh@suse.cz>
4041 * tree-inline.c (tree_function_versioning): Output debug info.
4043 2009-02-28 Jan Hubicka <jh@suse.cz>
4046 * tree-inline.c (setup_one_parameter): Do not copy propagate
4047 arguments when not optimizing.
4049 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4052 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4053 (avx_addsubv4df3): Likewise.
4054 (*avx_addsubv4sf3): Likewise.
4055 (sse3_addsubv4sf3): Likewise.
4056 (*avx_addsubv2df3): Likewise.
4057 (sse3_addsubv2df3): Likewise.
4058 (avx_unpckhps256): Correct item selectors.
4059 (avx_unpcklps256): Likewise.
4060 (avx_unpckhpd256): Likewise.
4061 (avx_unpcklpd256): Likewise.
4063 2009-02-28 Jan Hubicka <jh@suse.cz>
4065 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4067 (copy_arguments_for_versioning): If var is declared don't declare it.
4068 (tree_function_versioning): First setup substitutions and then copy
4071 2009-02-27 Jan Hubicka <jh@suse.cz>
4074 * cgraph.h (varpool_output_debug_info): Remove.
4075 * cgraphunit.c (varpool_output_debug_info): Remove.
4076 * dwarf2out.c (deferred_locations_struct): New struct
4077 (deferred_locations): New type.
4078 (deferred_locations_list): New static var.
4079 (deffer_location): New function.
4080 (gen_variable_die): Use it.
4081 (decls_for_scope): Output info on local static vars.
4082 (dwarf2out_finish): Process deferred locations.
4083 * varpool.c (varpool_output_debug_info): Remove.
4085 2009-02-27 Jan Hubicka <jh@suse.cz>
4088 * tree.h (TREE_PROTECTED): Fix comment.
4089 (BLOCK_HANDLER_BLOCK): Remove.
4090 (struct tree_block): Remove handler_block add body_block.
4091 (inlined_function_outer_scope_p): New.
4092 (is_body_block): Remove.
4093 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4094 * dwarf2out.c (is_inlined_entry_point): Remove.
4095 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4096 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4098 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4099 * gimplify.c (gimplify_expr): Gimplify body blocks.
4100 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4101 block with multiple subblocks.
4102 (dump_scope_block): Prettier output; dump more flags and info.
4103 (dump_scope_blocks): New.
4104 (remove_unused_locals): Use dump_scope_blocks.
4105 * tree-flow.h (dump_scope_blocks): Declare.
4106 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4107 * stmt.c (is_body_block): Remove.
4108 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4109 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4111 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4114 * graphite.c (graphite_loop_normal_form): Do not call
4115 number_of_iterations_exit from a gcc_assert.
4117 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4119 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4120 jumps if COND is NULL.
4121 (find_cond_jump): New function.
4122 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4123 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4125 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4127 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4128 force_const_mem returns NULL_RTX.
4130 2009-02-26 Jan Hubicka <jh@suse.cz>
4133 * cgraph.h (varpool_output_debug_info): Remove.
4134 * cgraphunit.c (varpool_output_debug_info): Remove.
4135 * dwarf2out.c (deferred_locations_struct): New struct
4136 (deferred_locations): New type.
4137 (deferred_locations_list): New static var.
4138 (deffer_location): New function.
4139 (gen_variable_die): Use it.
4140 (decls_for_scope): Output info on local static vars.
4141 (dwarf2out_finish): Process deferred locations.
4142 * varpool.c (varpool_output_debug_info): Remove.
4144 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4146 PR rtl-optimization/39241
4147 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4148 to subreg_offset_representable_p.
4150 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4152 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4153 execute function prototype. Get f and nregs from max_reg_num
4154 and get_insns. Remove the first backward pass as it's dead,
4155 guard the forward pass by flag_expensive_optimizations.
4156 (rest_of_handle_regmove): Delete.
4157 (pass_regmove): Replace it with regmove_optimize.
4159 2009-02-25 Martin Jambor <mjambor@suse.cz>
4161 PR tree-optimization/39259
4162 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4163 calls_alloca function flags.
4164 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4167 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4169 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4170 flags_set_1_rtx, flags_set_1_set): Delete.
4171 (regmove_optimize): Do not call mark_flags_life_zones.
4173 2009-02-24 Julian Brown <julian@codesourcery.com>
4176 * config/arm/arm.c (require_pic_register): Only set
4177 cfun->machine->pic_reg once per function.
4179 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4181 * doc/invoke.texi (Link Options): Document an easier way to pass
4182 options that take arguments to the GNU linker using -Xlinker and -Wl.
4184 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4187 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4189 2009-02-24 Richard Guenther <rguenther@suse.de>
4192 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4194 2009-02-24 Richard Guenther <rguenther@suse.de>
4195 Zdenek Dvorak <ook@ucw.cz>
4197 PR tree-optimization/39233
4198 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4199 from converting them to a generic type.
4201 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4203 PR tree-optimization/39260
4204 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4205 contains a condition with a real type.
4206 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4208 2009-02-23 Jason Merrill <jason@redhat.com>
4211 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4212 narrowing_initializer_constant_valid_p.
4213 (narrowing_initializer_constant_valid_p): Don't return
4214 null_pointer_node for adding a pointer to itself.
4216 2009-02-23 Jan Hubicka <jh@suse.cz>
4219 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4222 2009-02-23 Jan Hubicka <jh@suse.cz>
4224 PR tree-optimization/37709
4225 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4226 * tree.h (block_ultimate_origin): Declare.
4227 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4228 * tree-ssa-live.c (remove_unused_scope_block_p):
4229 Eliminate blocks containig no instructions nor live variables nor
4231 (dump_scope_block): New function.
4232 (remove_unused_locals): Enable removal of dead blocks by default;
4233 enable dumping at TDF_DETAILS.
4235 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4237 * config/i386/i386.c (classify_argument): Don't allow COImode
4239 (function_arg_advance_32): Don't allow OImode.
4240 (function_arg_32): Likewise.
4241 (function_value_32): Likewise.
4242 (return_in_memory_32): Likewise.
4243 (function_arg_64): Remove OImode comment.
4245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4249 ix86_expand_vector_set for V4DImode in 64bit mode only.
4250 (ix86_expand_vector_init_one_var): Likewise.
4252 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4254 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4256 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4259 * loop-iv.c: Revert last change.
4260 * emit-rtl.c: Likewise.
4262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4265 * config/i386/i386.c (type_natural_mode): Remove an extra
4266 space in the warning message.
4267 (function_value_32): Handle 32-byte vector modes.
4268 (return_in_memory_32): Likewise.
4270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4272 * loop-iv.c (truncate_value): New function.
4273 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4275 (lowpart_subreg): Move to...
4276 * emit-rtl.c: ...here.
4278 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4280 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4281 accidental and undocumented change at revision 140860.
4283 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4285 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4286 take gimple_seq * arguments.
4287 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4288 types_compatible_p langhook.
4290 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4291 Joseph Myers <joseph@codesourcery.com>
4293 * config/arm/arm.c (arm_builtin_va_list): New function.
4294 (arm_expand_builtin_va_start): Likewise.
4295 (arm_gimplify_va_arg_expr): Likewise.
4296 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4297 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4298 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4299 (va_list_type): New variable.
4300 (arm_mangle_type): Mangle va_list_type appropriately.
4302 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4305 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4306 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4307 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4308 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4309 parameter to 1000 for -O1 by default.
4310 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4312 * loop-invariant.c: Include params.h.
4313 (move_loop_invariants): Don't call move_single_loop_invariants on
4316 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4318 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4319 offset when calculating bounds for indexing stack_usage_map. Fixes
4320 a buffer overflow with certain target setups.
4322 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4325 * calls.c (expand_call): Clear try_tail_call if caller and callee
4326 disagree in promotion of function return value.
4328 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4331 * c-common.c (c_determine_visibility): If visibility changed and
4332 DECL_RTL has been already set, call make_decl_rtl to update symbol
4335 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4338 * varasm.c (assemble_variable): Don't check DECL_NAME when
4339 globalizing a variable.
4341 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4344 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4345 expression before any __builtin_trap call.
4346 * c-typeck.c (build_function_call): Convert and check function
4347 arguments before generating a call to a trap. Evaluate the
4348 function arguments before the trap.
4350 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4353 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4354 (UNSPEC_FXAM_MEM): New unspec.
4355 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4356 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4357 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4359 2009-02-19 Richard Guenther <rguenther@suse.de>
4361 PR tree-optimization/39207
4362 PR tree-optimization/39074
4363 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4364 storedanything_tree): New.
4365 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4366 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4367 (build_succ_graph): Add edges from STOREDANYTHING to all
4369 (init_base_vars): Initialize STOREDANYTHING.
4370 (compute_points_to_sets): Free substitution info after
4371 building the succ graph.
4372 (ipa_pta_execute): Likewise.
4374 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4376 (do_ds_constraint): Do not add to special var or non-pointer
4378 (type_could_have_pointers): Split out from ...
4379 (could_have_pointers): ... here. For arrays use the element type.
4380 (create_variable_info_for): Initialize may_have_pointers.
4381 (new_var_info): Likewise.
4382 (handle_lhs_call): Make the HEAP variable unknown-sized.
4383 (intra_create_variable_infos): Use a type with pointers for
4384 PARM_NOALIAS, make it unknown-sized.
4386 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4389 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4391 2009-02-18 Jason Merrill <jason@redhat.com>
4394 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4395 value if DECL_EXTERNAL.
4396 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4397 * target.h (gcc_target::binds_local_p): Clarify "module".
4398 * tree.h (TREE_PUBLIC): Clarify "module".
4400 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4403 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4404 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4406 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4409 * c.opt (Wabi): Support C and ObjC.
4412 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4414 * config/i386/i386.c (classify_argument): Warn once about the ABI
4415 change when passing union with long double.
4417 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4419 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4422 * c-parser.c (c_parser_compound_statement): Always enter and leave
4425 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4428 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4430 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4432 PR tree-optimization/36922
4433 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4434 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4437 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4439 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4442 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4444 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4446 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4448 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4451 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4452 Richard Sandiford <rdsandiford@googlemail.com>
4454 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4455 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4456 (loongson_biadd): ...this.
4458 2009-02-17 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/39202
4461 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4462 a var make sure to follow existing collapses.
4464 2009-02-17 Richard Guenther <rguenther@suse.de>
4467 * langhooks.c (lhd_print_error_function): Check for NULL block.
4469 2009-02-17 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/39204
4472 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4475 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4477 * config/soft-fp/double.h: Update from glibc CVS.
4479 2009-02-17 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/39207
4482 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4483 strict-aliasing warnings for pointers pointing to NULL.
4485 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4488 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4489 skipping until next close brace.
4491 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4494 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4495 to function argument boundary.
4497 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4499 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4500 in the lea_add. Reload eventually constraints it properly.
4501 * config/picochip/constraints.md : Remove the target constraint
4502 "b", since it is not needed anymore.
4504 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4506 * gthr-dce.h: Uglify function parameter and local variable names.
4507 * gthr-gnat.h: Likewise.
4508 * gthr-mipssde.h: Likewise.
4509 * gthr-nks.h: Likewise.
4510 * gthr-posix95.h: Likewise.
4511 * gthr-posix.h: Likewise.
4512 * gthr-rtems.h: Likewise.
4513 * gthr-single.h: Likewise.
4514 * gthr-solaris.h: Likewise.
4515 * gthr-tpf.h: Likewise.
4516 * gthr-vxworks.h: Likewise.
4517 * gthr-win32.h: Likewise.
4519 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4522 * config/i386/i386.md: Restrict the new peephole2 to move
4523 between MMX/SSE registers.
4525 2009-02-15 Richard Guenther <rguenther@suse.de>
4528 2009-02-13 Richard Guenther <rguenther@suse.de>
4530 * configure.ac: Enable LFS.
4531 * configure: Re-generate.
4532 * config.in: Likewise.
4534 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4536 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4537 spu_srqwbyte, spu_srqwbytebc): Define.
4538 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4539 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4540 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4541 "shrqby_<mode>"): New insn-and-split patterns.
4542 * config/spu/spu.c (expand_builtin_args): Determine and return
4543 number of operands using spu_builtin_description data.
4544 (spu_expand_builtin_1): Use it.
4546 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4549 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4552 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4555 * config/i386/i386.c (override_options): Correct warning
4556 messages for -malign-loops, -malign-jumps and -malign-functions.
4558 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4561 * config/i386/i386.md: Restrict the new peephole2 to move
4562 between the general purpose registers.
4564 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4567 * config/i386/i386.c (type_natural_mode): Add a new argument.
4568 Return the original mode and warn ABI change if vector size is 32byte.
4569 (function_arg_advance): Updated.
4570 (function_arg): Likewise.
4571 (ix86_function_value): Likewise.
4572 (ix86_return_in_memory): Likewise.
4573 (ix86_sol10_return_in_memory): Likewise.
4574 (ix86_gimplify_va_arg): Likewise.
4575 (function_arg_32): Don't warn ABX ABI change here.
4576 (function_arg_64): Likewise.
4578 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4580 * loop-iv.c (implies_p): In the final case, test that operands 0
4581 of the two comparisons match.
4583 * config/bfin/bfin.c (find_prev_insn_start): New function.
4584 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4585 (find_next_insn_start): Move.
4587 2009-02-13 Richard Guenther <rguenther@suse.de>
4589 * configure.ac: Enable LFS.
4590 * configure: Re-generate.
4591 * config.in: Likewise.
4593 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4596 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4597 sizes on syntax error after some arguments have been parsed.
4599 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4601 * doc/invoke.texi (-fira): Remove.
4603 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4605 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4606 * recog.c: Likewise.
4609 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4611 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4612 (umul_ppmm): Likewise.
4613 (count_leading_zeros): Likewise.
4614 (count_trailing_zeros): Likewise.
4615 (UMUL_TIME): Likewise.
4617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4619 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4620 soft-fp/t-softfp to tmake_file.
4622 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4623 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4624 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4625 IA64_BUILTIN_INFQ]: New.
4626 (ia64_init_builtins): Initialize __builtin_infq,
4627 __builtin_fabsq and __builtin_copysignq if not HPUX.
4628 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4629 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
4631 * config/ia64/lib1funcs.asm (__divtf3): Define only if
4633 (__fixtfti): Likewise.
4634 (__fixunstfti): Likewise.
4635 (__floattitf): Likewise.
4637 * config/ia64/libgcc-glibc.ver: New.
4638 * config/ia64/t-fprules-softfp: Likewise.
4639 * config/ia64/sfp-machine.h: Likewise.
4641 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
4642 (LIBGCC2_TF_CEXT): Likewise.
4643 (TF_SIZE): Likewise.
4644 (TARGET_INIT_LIBFUNCS): Likewise.
4646 * config/ia64/t-glibc (SHLINB_MAPFILES):
4647 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
4649 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4651 * config/i386/i386.c (construct_container): Rewrite processing
4652 BLKmode with X86_64_SSE_CLASS.
4654 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
4657 * config/i386/i386.md: Replace simplify_replace_rtx with
4658 replace_rtx in the new peephole2.
4660 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
4662 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
4663 loop unrolling do not happen at -O2.
4665 2009-02-12 Michael Matz <matz@suse.de>
4667 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
4669 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4671 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
4674 2009-02-12 Ben Elliston <bje@au.ibm.com>
4676 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
4677 patterns when updating the back chain. Missed in the 2009-02-10
4680 2009-02-11 Janis Johnson <janis187@us.ibm.com>
4682 * doc/extend.texi (Decimal Floating Types): Update identifier of
4683 draft TR and list of missing support.
4685 2009-02-11 Jakub Jelinek <jakub@redhat.com>
4688 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
4689 bit to variable length decl's flags, add it also to its
4690 pointer replacement variable.
4692 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
4693 Jakub Jelinek <jakub@redhat.com>
4696 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
4697 (memory_blockage): New expander.
4698 (*memory_blockage): New insn pattern.
4699 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
4700 instead of general blockage at the end of function prologue when
4701 frame pointer is used to access red zone area. Do not emit blockage
4702 when profiling, it is emitted in generic code.
4703 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
4704 function epilogue when frame pointer is used to access red zone area.
4706 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
4709 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
4710 by arithmetic with memory operands.
4711 * config/i386/predicates.md (commutative_operator): New.
4713 2009-02-10 Janis Johnson <janis187@us.ibm.com>
4715 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
4718 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
4720 * alias.h (record_alias_subset): Declare.
4721 * alias.c (record_alias_subset): Make global.
4723 2009-02-10 Nick Clifton <nickc@redhat.com>
4725 * tree-parloops.c: Change license to GPLv3.
4726 * ipa-struct-reorg.c: Change license to GPLv3.
4727 * ipa-struct-reorg.h: Change license to GPLv3.
4729 2009-02-10 Steve Ellcey <sje@cup.hp.com>
4732 * c-decl.c (start_struct): Return NULL on error.
4734 2009-02-10 Jakub Jelinek <jakub@redhat.com>
4737 * cfgloopmanip.c (remove_path): Call remove_bbs after
4738 cancel_loop_tree, not before it.
4741 * function.h (struct function): Add has_local_explicit_reg_vars bit.
4742 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
4743 VAR_DECLs were seen.
4744 * tree-ssa-live.c (remove_unused_locals): Recompute
4745 cfun->has_local_explicit_reg_vars.
4746 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
4747 copies or clearings if cfun->has_local_explicit_reg_vars.
4749 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/i386.c (expand_prologue): Emit blockage at the end
4753 of function prologue when frame pointer is used to access
4756 2009-02-10 Richard Guenther <rguenther@suse.de>
4759 * gimplify.c (gimple_regimplify_operands): Always look if
4760 we need to create a temporary.
4762 2009-02-10 Richard Guenther <rguenther@suse.de>
4764 PR tree-optimization/39132
4765 * tree-loop-distribution.c (todo): New global var.
4766 (generate_memset_zero): Trigger TODO_rebuild_alias.
4767 (tree_loop_distribution): Return todo.
4769 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
4772 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
4773 (x86_64_reg_class_name): Removed.
4774 (classify_argument): Return 0 if bytes > 32. Return 0 if the
4775 first one isn't X86_64_SSE_CLASS or any other ones aren't
4776 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
4777 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
4778 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
4779 and 3 X86_64_SSEUP_CLASS.
4780 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
4781 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
4783 2009-02-10 Ben Elliston <bje@au.ibm.com>
4785 * config/rs6000/rs6000.md (allocate_stack): Always use an update
4786 form instruction to update the stack back chain word, even if the
4787 user has disabled the generation of update instructions.
4788 (movdi_<mode>_update_stack): New.
4789 (movsi_update_stack): Likewise.
4790 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
4791 always use an update form instruction to update the stack back
4794 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
4797 * graphite.c (if_region_set_false_region): After moving a region in
4798 the false branch of a condition, remove the empty dummy basic block.
4799 (gloog): Remove wrong fix for PR38953.
4801 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4803 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
4804 generation due to implicit sign extension.
4806 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
4809 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
4810 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
4812 2009-02-09 Richard Guenther <rguenther@suse.de>
4815 * convert.c (convert_to_real): Disable (float)fn((double)x)
4816 to fnf(x) conversion if errno differences may occur and
4817 -fmath-errno is set.
4819 2009-02-07 Anatoly Sokolov <aesok@post.ru>
4821 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
4822 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4823 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4825 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4828 * c-common.c (handle_alias_attribute): Disallow attribute for
4829 anything not a FUNCTION_DECL or VAR_DECL.
4831 2009-02-06 Janis Johnson <janis187@us.ibm.com>
4834 * real.c (do_compare): Special-case compare of zero against
4835 decimal float value.
4837 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4840 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
4841 as indicating flexible array members unless the field itself is
4842 being declarared as the incomplete array.
4844 2009-02-06 Jan Hubicka <jh@suse.cz>
4846 PR tree-optimization/38844
4847 * ipa-inline.c (try_inline): Stop inlining recursion when edge
4850 2009-02-06 Richard Guenther <rguenther@suse.de>
4853 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
4854 fork because we may expand it as __gcov_fork.
4856 2009-02-06 Nick Clifton <nickc@redhat.com>
4858 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
4860 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
4862 PR tree-optimization/35659
4863 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
4864 vn_phi_eq): Shortcut if hashcode does not match.
4865 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
4867 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
4868 and avoid iterative_hash_expr.
4869 (FOR_EACH_VALUE_ID_IN_SET): New.
4870 (value_id_compare): Remove.
4871 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
4872 sort expressions by value id.
4874 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
4877 * config/sh/predicates.md (general_movsrc_operand): Don't check
4878 the subreg of system registers here.
4880 2009-02-05 Jakub Jelinek <jakub@redhat.com>
4883 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
4886 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
4888 PR rtl-optimization/39110
4889 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
4890 addresses, not aligned ones.
4892 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
4893 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/39100
4896 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
4897 comment says and add edges.
4899 2009-02-05 Joseph Myers <joseph@codesourcery.com>
4902 * c-common.c (handle_tls_model_attribute): Ignore attribute for
4903 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
4905 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
4907 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4908 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4909 register_bb_in_sese, new_sese, free_sese): Moved.
4910 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4911 outermost_loop_in_scop, build_scop_iteration_domain,
4912 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4913 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4914 Use loop_in_sese_p instead of loop_in_scop_p.
4915 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
4916 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
4917 (scopdet_basic_block_info): Fix bug in scop detection.
4918 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4919 eq_loop_to_cloog_loop): Remove.
4920 (nb_loops_around_loop_in_scop, nb_loop
4921 ref_nb_loops): Moved here...
4922 * graphite.h (ref_nb_loops): ... from here.
4923 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
4924 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4925 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4926 * testsuite/gcc.dg/graphite/scop-19.c: New
4928 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
4929 Hans-Peter Nilsson <hp@axis.com>
4931 PR rtl-optimization/37889
4932 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
4933 Move offset handling from PLUS to before the switch. Use new
4934 arguments when considering SYMBOL_REFs too.
4935 (rtx_addr_can_trap_p): Pass dummy offset and size.
4936 (enum may_trap_p_flags): Remove.
4937 (may_trap_p_1): Pass size from MEM_SIZE.
4939 PR rtl-optimization/38921
4940 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
4941 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
4942 * rtlanal.c (may_trap_after_code_motion_p): Delete.
4943 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
4945 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
4947 AVX Programming Reference (January, 2009)
4948 * config/i386/sse.md (*vpclmulqdq): New.
4950 2009-02-04 Jakub Jelinek <jakub@redhat.com>
4952 PR tree-optimization/38977
4953 PR gcov-profile/38292
4954 * calls.c (special_function_p): Disregard __builtin_ prefix.
4956 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
4958 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
4959 non-indexable addresses even before reload.
4961 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4964 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
4965 as having variable size. Do not give an error for unnamed
4966 parameters with [*] declarators. Give a warning for type names
4967 with [*] declarators and mark them as variable size.
4968 * c-parser.c (c_parser_sizeof_expression): Do not give an error
4969 for sizeof applied to [*] type names.
4971 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4974 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
4976 2009-02-03 Jakub Jelinek <jakub@redhat.com>
4978 * gcc.c (process_command): Update copyright notice dates.
4979 * gcov.c (print_version): Likewise.
4980 * gcov-dump.c (print_version): Likewise.
4981 * mips-tfile.c (main): Likewise.
4982 * mips-tdump.c (main): Likewise.
4984 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4987 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
4988 for composite type involving a zero-length array type.
4990 2009-02-03 Jakub Jelinek <jakub@redhat.com>
4993 * function.c (match_asm_constraints_1): Skip over
4994 initial optional % in the constraint.
4997 * c-parser.c (c_parser_postfix_expression): If fixed point is not
4998 supported, don't accept FIXED_CSTs.
4999 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5000 and _Sat is used without _Fract/_Accum. Set specs->type to
5001 integer_type_node for cts_fract/cts_accum if fixed point is not
5004 2009-02-02 Catherine Moore <clm@codesourcery.com>
5006 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5008 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5010 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5011 (ABI_HAS_64BIT_SYMBOLS): Use it.
5012 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5014 2009-02-02 Paul Brook <paul@codesourcery.com>
5016 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5018 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5021 * recog.h (asm_operand_ok): Add constraints argument.
5022 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5023 recurse on matching constraint.
5024 (check_asm_operands): Pass constraints as 3rd argument to
5025 asm_operand_ok. Don't look up matching constraint here.
5026 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5029 2009-02-02 Ben Elliston <bje@au.ibm.com>
5031 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5032 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5034 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5036 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5037 information. Remove some obsolete information. Reorganize.
5039 * config/pa/fptr.c: Revert license to GPL 2.
5040 * config/pa/milli64.S: Likewise.
5042 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5045 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5046 LIBRARY name in, instead of hard-coding it.
5047 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5048 extra target make frag to tmake_files according to EH model.
5049 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5050 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5051 frags that define makefile variable EH_MODEL appropriately.
5052 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5053 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5054 to "-sjlj" according to type of EH configured.
5055 (LIBGCC_SONAME): Concatenate it to shared library base name.
5056 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5057 to "_sjlj" according to type of EH configured.
5058 (LIBGCC_SONAME): Concatenate it to shared library base name.
5059 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5060 (SHLIB_LINK): Add missing semicolon to if-else construct.
5061 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5062 string value of "pe_dll" command-line option.
5063 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5064 (SHLIB_SONAME): Use it when overriding t-cygming default.
5065 (SHLIB_IMPLIB): Override t-cygming default.
5066 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5067 string value of "pe_dll" command-line option.
5069 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5072 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5073 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5075 2009-01-31 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/38937
5078 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5079 computing the transitive closure.
5081 2009-01-30 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/39041
5084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5085 Propagate variable indices only if the types match for this stmt.
5087 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5090 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5091 inline but never defined.
5093 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5095 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5096 (*insv_h_di_reg_extimm): New insn.
5097 (*insv_l<mode>_reg_extimm): New insn.
5099 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5101 * config/picochip/picochip.c (flag_conserve_stack): set
5102 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5103 fconserve-stack. Reduce call-overhead used by inliner.
5105 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5108 * common.opt (flag_conserve_stack): Initialised to zero.
5110 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5113 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5114 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5117 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5119 * ira-color.c (allocno_reload_assign): Update comments.
5120 * regmove.c (regmove_optimize): Likewise.
5124 2009-01-29 Robert Millan <rmh@aybabtu.com>
5126 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5127 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5128 `MD_UNWIND_SUPPORT'.
5129 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5131 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5133 PR tree-optimization/39007
5134 * tree-loop-distribution.c (generate_builtin): Use
5135 recompute_dominator to compute the immediate dominator of the
5136 basic block just after the loop.
5138 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5140 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5141 (ASM_OUTPUT_DWARF_PCREL): Define.
5143 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5145 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5146 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5147 global. Modify entries about regmove and IRA.
5149 * ra-conflict.c: Remove the file.
5151 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5153 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5154 (pass_regclass_init): Rename to pass_reginfo_init.
5156 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5158 * toplev.h (flag_ira): Remove.
5160 * caller-save.c (setup_save_areas): Remove flag_ira.
5162 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5164 * global.c: Remove the file.
5166 * opts.c (decode_options): Remove flag_ira.
5168 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5170 * regmove.c: Modify file description.
5171 (find_use_as_address, try_auto_increment): Define them only if
5172 AUTO_INC_DEC is defined.
5173 (replacement_quality, replace_in_call_usage, fixup_match_1,
5174 stable_and_no_regs_but_for_p): Remove.
5175 (reg_set_in_bb): Make it static.
5176 (regmove_optimize): Remove flag_ira and code which worked for
5179 * local-alloc.c: Remove the file.
5181 * common.opt (fira): Remove.
5183 * ira.c: Include except.h.
5184 (eliminable_regset): Move from global.c.
5185 (mark_elimination): Ditto. Remove flag_ira.
5186 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5187 equiv_mem_modified, validate_equiv_mem_from_store,
5188 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5189 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5190 no_equiv, recorded_label_ref): Move from local-alloc.c.
5191 (update_equiv_regs): Ditto. Make it static.
5192 (print_insn_chain, print_insn_chains): Move it from global.c.
5193 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5194 (build_insn_chain): Ditto. Make it static.
5195 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5196 Rename to init_live_subregs.
5197 (gate_ira): Remove flag_ira.
5199 * regclass.c: Rename reginfo.c. Change file description.
5200 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5201 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5202 (init_reg_sets_1): Remove code for evaluation of
5203 reg_class_superclasses and losing_caller_save_reg_set.
5204 (init_regs): Remove init_reg_autoinc.
5205 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5206 ok_for_base_p_nonstrict): Remove.
5207 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5208 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5209 corresponding entries.
5210 (dump_regclass, record_operand_costs, scan_one_insn,
5211 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5212 record_address_regs, auto_inc_dec_reg_p): Remove.
5213 (gt-regclass.h): Rename to gt-reginfo.h.
5215 * rtl.h (dump_global_regs, retry_global_alloc,
5216 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5218 * Makefile.in (RA_H): Remove.
5219 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5220 Rename regclass.o to reginfo.o.
5221 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5223 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5224 (GTFILES): Rename regclass.c to reginfo.c.
5226 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5227 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5229 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5230 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5232 (finish_spills): Ditto. Remove code for !flag_ira.
5234 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5237 * doc/invoke.texi (rtl debug options): Complete rewrite.
5238 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5240 * mode-switching.c (pass_mode_switching): Rename pass from
5241 "mode-sw" to "mode_sw".
5242 * except.c (pass_convert_to_eh_ranges): Rename pass from
5243 "eh-ranges" to "eh_ranges".
5244 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5248 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5249 Alexander Monakov <amonakov@ispras.ru>
5252 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5254 (move_exprs_to_boundary): Change return type and pass through
5255 should_move from move_op. Relax assert. Update usage ...
5256 (schedule_expr_on_boundary): ... here. Use should_move instead of
5258 (move_op_orig_expr_found): Indicate that insn was disconnected from
5260 (code_motion_process_successors): Do not call after_merge_succs
5261 callback if original expression was not found when traversing any of
5263 (code_motion_path_driver): Change return type. Update prototype.
5264 (move_op): Update comment. Add a new parameter (should_move). Update
5265 prototype. Set *should_move based on indication provided by
5266 move_op_orig_expr_found.
5268 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5270 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5271 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5272 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5273 * config/rs6000/rs6000.c (rs6000_override_options): Default
5274 avoid-indexed-addresses on for Power6, off for everything else.
5275 (avoiding_indexed_address_p): New function.
5276 (rs6000_legitimize_address): Use it.
5277 (rs6000_legitimate_address): Likewise.
5278 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5280 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5282 PR tree-optimization/38997
5283 * tree-loop-distribution.c (generate_memset_zero): Use
5284 POINTER_PLUS_EXPR for a pointer addition.
5286 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5288 * config/s390/s390.md (bswap<mode>2): New pattern added.
5290 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5292 * config/s390/s390.md (*tls_load_31): Added type attribute.
5294 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5296 * config/s390/s390.md: Fix a few comments.
5298 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5300 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5301 (*tm<mode>_full): Fixed z10prop attribute.
5302 (*tst<mode>_extimm): Fixed z10prop attribute.
5303 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5304 (*tstqiCCT_cconly): Fixed z10prop attribute.
5305 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5306 (*movsi_larl): Fixed z10prop attribute.
5307 (*movsi_zarch): Fixed z10prop attribute.
5308 (*movsi_eas): Fixed z10prop attribute.
5309 (*movhi): Fixed z10prop attribute.
5310 (*movqi): Fixed z10prop attribute.
5311 (*movstrictqi): Fixed z10prop attribute.
5312 (*mov<mode>): Fixed z10prop attribute.
5313 (*movcc): Fixed z10prop attribute.
5314 (*sethighpartdi_64): Fixed z10prop attribute.
5315 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5316 (*negdi2_sign_cc): Fixed z10prop attribute.
5317 (*negdi2_sign): Fixed z10prop attribute.
5318 (*absdi2_sign_cc): Fixed z10prop attribute.
5319 (*absdi2_sign): Fixed z10prop attribute.
5320 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5321 (*negabsdi2_sign): Fixed z10prop attribute.
5322 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5323 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5324 (doloop_si64): Fixed z10prop attribute.
5325 (doloop_si31): Fixed z10prop attribute.
5326 (doloop_long): Fixed z10prop attribute.
5327 (indirect_jump): Fixed z10prop attribute.
5328 (nop): Fixed z10prop attribute.
5329 (main_base_64): Fixed z10prop attribute.
5330 (reload_base_64): Fixed z10prop attribute.
5332 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5334 PR rtl-optimization/38740
5335 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5337 * config/mips/mips.c (mips_reorg): Likewise.
5339 2009-01-28 Richard Guenther <rguenther@suse.de>
5341 PR tree-optimization/38926
5342 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5343 with the correct value id to a value.
5344 (do_regular_insertion): Use the value number of edoubleprime
5345 for the value number of the expr.
5348 2008-08-21 Richard Guenther <rguenther@suse.de>
5350 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5351 a PHI ask VN if it is already available.
5352 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5353 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5355 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5358 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5359 set to varying whenever max has TREE_OVERFLOW set, similarly
5360 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5362 2009-01-28 Richard Guenther <rguenther@suse.de>
5365 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5366 uninitialized aggregate uses in call arguments.
5368 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5370 PR tree-optimization/38984
5371 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5372 the nothing_id variable if -fno-delete-null-pointer-checks.
5374 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5378 (set_got_offset_rex64): Ditto.
5380 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5383 * doc/extend.texi: Improve local variable with asm reg.
5385 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5387 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5388 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5389 was not supplied then set warn_packed_bitfield_compat to the
5391 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5394 2009-01-27 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/38503
5397 * cfgexpand.c (expand_gimple_basic_block): Ignore
5398 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5399 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5400 variables that cannot have TBAA applied.
5401 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5404 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5407 * calls.c (initialize_argument_information): Do not wrap complex
5408 arguments in SAVE_EXPR.
5410 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5412 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5413 (INSTALL_LIBGCC): Revert typo commit.
5415 2009-01-26 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/38745
5418 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5419 from special handling.
5421 2009-01-26 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/38745
5424 * tree-ssa.c (execute_update_addresses_taken): Do not include
5425 variables that cannot possibly be a register in not_reg_needs.
5426 Do not clear TREE_ADDRESSABLE on vars that may not become
5428 * tree-ssa.c (update_alias_info_1): Include those in the set
5429 of addressable vars.
5431 2009-01-26 Richard Guenther <rguenther@suse.de>
5434 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5435 * tree-ssa-dse.c: Include langhooks.h
5436 (execute_simple_dse): Remove stores with zero size.
5438 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5441 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5444 2009-01-24 Julian Brown <julian@codesourcery.com>
5446 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5447 config/arm/linux-atomic.c.
5448 * config/arm/linux-atomic.c: New.
5450 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5452 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5453 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5454 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5456 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5459 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5462 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5464 PR tree-optimization/38953
5465 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5466 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5467 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5468 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5471 2009-01-24 Paul Brook <paul@codesourcery.com>
5473 * config/arm/neon.md (neon_type): Move to arm.md.
5474 (neon_mov<VSTRUCT>): Add neon_type attribute.
5475 * config/arm/arm.md (neon_type): Move to here.
5476 (conds): Add "unconditioal" and use as default for NEON insns.
5478 2009-01-24 Ben Elliston <bje@au.ibm.com>
5480 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5481 void *' warning from -Wc++-compat.
5482 * Makefile.in (dominance.o-warn): Remove.
5484 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5486 PR tree-optimization/38932
5487 * fold-const.c (fold_unary_ignore_overflow): New.
5488 * tree.h (fold_unary_ignore_overflow): Declare.
5489 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5490 * tree-ssa-sccvn.c (visit_reference_op_load,
5491 simplify_unary_expression): Likewise.
5493 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5495 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5496 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5497 regardless of their type.
5498 * c-common.c (handle_packed_attribute): Don't ignore packed on
5500 * c.opt (Wpacked-bitfield-compat): New warning option.
5501 * stor-layout.c (place_field): Warn if offset of a field changed.
5502 * doc/extend.texi (packed): Mention the ABI change.
5503 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5504 (Warning Options): Add it to the list.
5506 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5508 * c-opts.c (c_common_post_options): Fix a typo in comments.
5510 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5513 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5514 variables to static.
5515 * doc/invoke.texi (-fmerge-all-constants): Update description.
5517 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5520 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5521 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5523 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5525 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5527 (LOCAL_ALIGNMENT): Similarly.
5529 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5530 Joseph Myers <joseph@codesourcery.com>
5532 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5533 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5534 * config/arm/arm-tune.md: Regenerate.
5535 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5538 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5540 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5541 version number to five.
5543 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5546 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5547 * c-common.c (set_underlying_type): Likewise.
5548 (is_typedef_decl ): Likewise
5550 (set_underlying_type): Likewise.
5551 (is_typedef_type): Likewise.
5553 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5556 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5559 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5562 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5563 (LIBGCC_SPEC): Don't define.
5564 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5566 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5568 PR rtl-optimization/38879
5569 * alias.c (base_alias_check): Unaligned access via AND address can
5570 alias all surrounding object types except those with sizes equal
5571 or wider than the size of unaligned access.
5573 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5576 * c-decl.c (clone_underlying_type): Move this ...
5577 * c-common.c (set_underlying_type): ... here.
5578 Also, make sure the function properly sets TYPE_STUB_DECL() on
5579 the newly created typedef variant type.
5580 (is_typedef_decl ): New entry point.
5581 * tree.h: Added a new member member_types_needing_access_check to
5582 struct tree_decl_non_common.
5583 (set_underlying_type): New entry point.
5584 (is_typedef_type): Likewise.
5586 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5588 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5589 Check whether two instructions have memory references that
5590 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5591 are helper functions for traversing.
5592 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5593 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5594 not to draw dependency edge for instructions with non-conflicting
5597 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5600 * longlong.h: Update copyright years. Use soft-fp license notice.
5601 Sync __clz_tab declaration with glibc.
5603 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5606 * doc/extend.texi (syscall_linkage): New.
5607 (version_id): Modify.
5609 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5610 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/38747
5613 PR tree-optimization/38748
5614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5615 conversion if the base address is an indirect reference and the
5616 aliasing sets could cause issues.
5618 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5620 * common.opt (fgraphite, fgraphite-identity): Add comment for
5621 explaining why these options are not documented.
5623 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5625 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5626 gimple_call_lhs is NULL.
5628 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
5631 * emit-rtl.c (adjust_address_1): Make sure memref is never
5634 2009-01-20 Ben Elliston <bje@au.ibm.com>
5636 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5637 const qualifier from arg parameter. Remove unnecessary cast to char *.
5638 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5639 const qualifier from arg 2.
5641 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5643 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
5645 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
5648 * rtl.h (reinit_regs): New prototype.
5649 * regclass.c: Include ira.h.
5651 * Makefile.in (regclass.o): Add ira.h.
5652 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
5654 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
5657 * c-common.c (handle_aligned_attribute): Use
5658 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
5659 default alignment value.
5661 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
5663 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
5664 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
5666 * doc/extend.texi: Update __attribute__ ((aligned)). Document
5667 __BIGGEST_ALIGNMENT__.
5669 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
5671 2009-01-18 Richard Guenther <rguenther@suse.de>
5673 PR tree-optimization/38819
5674 * tree-flow.h (operation_could_trap_helper_p): Declare.
5675 * tree-eh.c (operation_could_trap_helper_p): Export.
5676 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
5677 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
5678 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
5679 are about to insert a possibly trapping instruction and fail
5682 2009-01-18 Andreas Schwab <schwab@suse.de>
5684 * doc/install.texi (Configuration): Remove obsolete paragraph
5685 about use of --with-gnu-ld with --with-gnu-as.
5687 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
5689 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
5690 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5691 Follow spelling conventions.
5693 2009-01-18 Ben Elliston <bje@au.ibm.com>
5695 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
5696 C++ warning about implicit conversion from void * to struct
5698 (bitmap_obstack_free): Likewise for bitmap_element *.
5699 * Makefile.in (bitmap.o-warn): Remove.
5701 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
5703 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
5705 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
5706 Tobias Grosser <tobi.grosser@amd.com>
5708 * graphite.c (graphite_trans_scop_block): Do not block single
5711 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
5713 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
5714 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
5715 test with assertion.
5717 2009-01-16 Richard Guenther <rguenther@suse.de>
5719 PR tree-optimization/38835
5721 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
5722 and INT + PTR -> (INT)(PTR p+ INT) folding.
5723 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
5725 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
5728 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
5729 the subreg from a lowpart subreg if it is also casting the value.
5731 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5732 Tobias Grosser <tobi.grosser@amd.com>
5734 * graphite.c (compare_prefix_loops): New.
5735 (build_scop_canonical_schedules): Rewritten.
5736 (graphite_transform_loops): Move build_scop_canonical_schedules
5737 after build_scop_iteration_domain.
5739 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5740 Tobias Grosser <tobi.grosser@amd.com>
5742 * graphite.c (add_conditions_to_domain): Add the loops to
5743 the dimension of the iteration domain. Do copy the domain
5744 only when it exists.
5745 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5746 (add_conditions_to_constraints): New.
5747 (can_generate_code_stmt, can_generate_code): Removed.
5748 (gloog): Do not call can_generate_code.
5749 (graphite_transform_loops): Call add_conditions_to_constraints
5750 after building the iteration domain.
5752 2009-01-16 Jakub Jelinek <jakub@redhat.com>
5754 PR tree-optimization/38789
5755 * tree-ssa-threadedge.c
5756 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5757 __builtin_constant_p.
5759 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5761 * dce.c (delete_unmarked_insns): Reversed the order that insns are
5762 examined before deleting them.
5764 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
5766 * function.c (aggregate_value_p): Correctly extract the function
5767 type from CALL_EXPR_FN lookup.
5769 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5771 * config/picochip/picochip.c (picochip_override_options): Revert
5772 CFI asm flag disable commited previously.
5774 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5775 Tobias Grosser <tobi.grosser@amd.com>
5776 Jan Sjodin <jan.sjodin@amd.com>
5778 * graphite.c (scan_tree_for_params): On substractions negate
5779 all the coefficients of the term.
5780 (clast_to_gcc_expression_red): New. Handle reduction expressions
5781 of more than two operands.
5782 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5783 (get_vdef_before_scop): Handle also the case of default definitions.
5785 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5787 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
5788 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
5789 Also use them when walking CALL_INSN_FUNCTION_USAGE.
5791 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
5792 Joey Ye <joey.ye@intel.com>
5795 * cfgexpand.c (expand_stack_alignment): Don't update stack
5796 boundary nor check incoming stack boundary here.
5797 (gimple_expand_cfg): Update stack boundary and check incoming
5798 stack boundary here.
5800 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5802 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
5804 2009-01-14 Jakub Jelinek <jakub@redhat.com>
5806 PR rtl-optimization/38245
5807 * calls.c (expand_call): Add stack arguments to
5808 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5809 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
5810 in regs and partially in memory or BLKmode arguments.
5811 (emit_library_call_value_1): Add stack arguments to
5812 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5813 ACCUMULATE_OUTGOING_ARGS).
5814 * dce.c: Include tm_p.h.
5815 (find_call_stack_args): New function.
5816 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
5818 (mark_insn): Call find_call_stack_args for CALL_Ps.
5819 (prescan_insns_for_dce): Walk insns backwards in bb rather than
5820 forwards. Allocate and free arg_stores bitmap if needed, pass it
5821 down to deletable_insn_p, don't mark stores set in arg_stores
5822 bitmap, clear the bitmap at the beginning of each bb.
5823 * Makefile.in (dce.o): Depend on $(TM_P_H).
5825 2009-01-14 Michael Meissner <gnu@the-meissners.org>
5828 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
5829 to make sure the insn is a conditional test (bug 22599). Reformat a
5832 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5835 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5836 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5837 (gloog): Do not call cleanup_tree_cfg.
5838 (graphite_transform_loops): Call cleanup_tree_cfg after all
5839 scops have been code generated.
5841 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
5842 * doc/gty.texi (Invoking the garbage collector): Added new node
5843 and section documenting ggc_collect.
5845 2009-01-14 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/38826
5849 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
5850 initialization notes only if we actually emitted a warning.
5851 (intra_create_variable_infos): Add constraints for a result decl
5852 that is passed by hidden reference.
5853 (build_pred_graph): Mark all related variables non-direct on
5856 2009-01-14 Nick Clifton <nickc@redhat.com>
5858 * ira-conflicts.c: Include addresses.h for the definition of
5860 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
5861 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
5863 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
5866 * Makefile.in (ira-lives.o): Add except.h.
5868 * ira-lives.c: Include except.h.
5869 (process_bb_node_lives): Process can_throw_internal.
5871 2009-01-13 Jakub Jelinek <jakub@redhat.com>
5873 PR rtl-optimization/38774
5874 * combine.c (simplify_set): When undoing cc_use change, don't do
5875 PUT_CODE on the newly created comparison, but instead put back the
5878 2009-01-13 Joseph Myers <joseph@codesourcery.com>
5880 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
5881 values. Remove duplicate arm8 entry.
5883 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5885 PR tree-optimization/38786
5886 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5887 the SSA_NAME case of expand_scalar_variables_expr.
5888 Set the type of an expression to the type of its assign statement.
5889 (expand_scalar_variables_expr): Also gather the scalar computation
5890 used to index the memory access. Do not pass loop_p.
5891 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5892 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5893 the gimple_stmt_iterator where it inserts new code.
5895 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5896 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5898 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5900 * graphite.h (debug_value): Removed.
5901 * graphite.c (debug_value): Removed.
5903 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5905 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
5906 ldrd/strd with two 32-bit instructions.
5908 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5910 * config/arm/arm.c (struct processors): Pass for speed down into
5911 cost helper functions.
5912 (const_ok_for_op): Handle COMPARE and inequality nodes.
5913 (arm_rtx_costs_1): Rewrite.
5914 (arm_size_rtx_costs): Update prototype.
5915 (arm_rtx_costs): Pass speed down to helper functions.
5916 (arm_slowmul_rtx_costs): Rework cost calculations.
5917 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
5918 (arm_9e_rtx_costs): Likewise.
5920 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
5922 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
5923 relocations of local symbols wider than UNITS_PER_WORD are not valid.
5924 (alpha_legitimize_address): Do not split local symbols wider than
5925 UNITS_PER_WORD into HIGH/LO_SUM parts.
5927 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
5930 * gcc.c (process_command): Replace call to execvp with calls
5931 to pex_one and exit.
5933 2009-01-03 Anatoly Sokolov <aesok@post.ru>
5936 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
5937 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
5938 variant for devices with 3-byte PC.
5939 (__tablejump_elpm__): New.
5941 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5944 * c-parser.c (c_parser_postfix_expression): Allow `->' in
5945 offsetof member-designator, handle it as `[0].'.
5947 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5949 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
5950 function when not using named sections on targets with named sections
5951 if branch distance is less than 262132.
5953 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
5955 * combine.c (combine_instructions): Recompute
5956 optimize_this_for_speed_p for each BB in the main combine loop.
5958 2009-01-12 Tomas Bily <tbily@suse.cz>
5961 * tree-loop-distribution.c (prop_phis): New function.
5962 (generate_builtin): Call prop_phis.
5963 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
5965 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5967 PR tree-optimization/38807
5968 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
5969 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
5971 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
5973 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
5974 subreg of op0 to the original op0.
5976 2009-01-11 Laurent GUERBY <laurent@guerby.net>
5978 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
5980 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
5983 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
5984 starting with digits.
5986 2009-01-10 Jakub Jelinek <jakub@redhat.com>
5989 * config/arm/arm.c (arm_is_long_call_p): Don't call
5990 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
5992 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
5994 * regrename.c (regrename_optimize): Fix dumping.
5995 (find_oldest_value_reg): Preserve REG_POINTER.
5996 (copy_hardreg_forward_1): Likewise.
5998 2009-01-09 Diego Novillo <dnovillo@google.com>
6000 * gimple.h (struct gimple_statement_base) <uid>: Document
6001 the restrictions on its use.
6003 (gimple_set_uid): Tidy.
6005 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6007 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6008 zero guard even if align_bytes != 0 and count is smaller than
6011 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6013 PR rtl-optimization/38495
6014 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6015 (add_range_and_copies_from_move_list): Print all added ranges.
6016 Add ranges to memory optimized destination.
6018 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6022 * config/i386/i386.c (override_options): Reject
6023 -mstringop-strategy=rep_8byte with -m32.
6024 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6025 to 1. Do count comparison against epilogue_size_needed at compile
6026 time even when count_exp was constant forced into register. For
6027 size_needed don't jump to epilogue, instead just avoid aligning
6028 and invoke the body algorithm. If need_zero_guard, add zero guard
6029 even if count is non-zero, but smaller than size_needed + number of
6030 bytes that could be stored for alignment.
6031 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6032 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6033 but smaller than size_needed + number of bytes that could be stored
6034 for alignment. Compare size_needed with epilogue_size_needed instead
6035 of desired_align - align, don't adjust size_needed, pass
6036 epilogue_size_needed to the epilogue expanders.
6039 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6041 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6043 * pa.c (last_address): Change to unsigned.
6044 (update_total_code_bytes): Change argument to unsigned. Don't
6045 check if insn addresses are set.
6046 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6047 addresses are not set.
6048 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6050 2009-01-09 Nick Clifton <nickc@redhat.com>
6052 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6053 DECL_DECLARED_INLINE_P.
6055 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6058 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6059 GET_MODE (op0) in operand_subword_force calls.
6062 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6063 fold_convert arg0 operands to TREE_TYPE (op0) first.
6065 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6067 * params.def (ira-max-conflict-table-size): Decrease default value
6070 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6072 PR tree-optimization/37031
6073 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6075 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6076 allocate it using gc instead of heap, use VEC_quick_push instead of
6078 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6079 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6080 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6081 allocated vector from heap allocated.
6082 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6083 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6084 vector only after perfect_loop_nest_depth call.
6086 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6087 Jan Sjodin <jan.sjodin@amd.com>
6089 PR tree-optimization/38559
6090 * graphite.c (debug_value, copy_constraint,
6091 swap_constraint_variables, scale_constraint_variable, ): New.
6092 (get_lower_bound, get_upper_bound): Removed.
6093 (graphite_trans_bb_strip_mine): Clean up this code that works
6094 only for constant number of iterations. Fully copy upper and
6095 lower bound constraints, not only the constant part of them.
6096 * graphite.h (debug_value): Declared.
6098 2009-01-08 Ira Rosen <irar@il.ibm.com>
6100 PR tree-optimization/37194
6101 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6102 Don't add the cost of cost model guard in prologue to scalar
6103 outside cost in case of known number of iterations.
6105 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6106 Alan Modra <amodra@bigpond.net.au>
6108 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6109 non-word-aligned REG+CONST addressing.
6111 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6114 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6115 free_after_compilation when outputting a thunk.
6116 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6117 Do not call free_after_compilation here.
6119 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6121 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6122 (ix86_valid_target_attribute_inner_p): Ditto.
6124 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6126 PR tree-optimization/38492
6127 PR tree-optimization/38498
6128 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6129 * tree-chrec.h (scev_is_linear_expression): Declared.
6130 * graphite.c (graphite_cannot_represent_loop_niter): New.
6131 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6132 (graphite_loop_normal_form): Use gcc_assert.
6133 (scan_tree_for_params): Use CASE_CONVERT.
6134 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6135 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6136 Use gcc_assert. Discard scops that contain unhandled cases.
6137 (build_scop_conditions): Return a boolean status for unhandled cases.
6138 (strip_mine_profitable_p): Print the loop number, not its depth.
6139 (is_interchange_valid): Pass the depth of the loop nest, don't
6140 recompute it wrongly.
6141 (graphite_trans_bb_block): Same.
6142 (graphite_trans_bb_block): Print tentative of loop blocking.
6143 (graphite_trans_scop_block): Do not print that the loop has been
6145 (graphite_transform_loops): Do not handle scops that contain condition
6148 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6150 AVX Programming Reference (December, 2008)
6151 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6152 (_mm256_stream_pd): Likewise.
6153 (_mm256_stream_ps): Likewise.
6155 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6156 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6157 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6158 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6159 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6160 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6161 (ix86_expand_special_args_builtin): Likewise.
6163 * config/i386/sse.md (AVXMODEDI): New.
6164 (avx_movnt<mode>): Likewise.
6165 (avx_movnt<mode>): Likewise.
6166 (<sse>_movnt<mode>): Remove AVX support.
6167 (sse2_movntv2di): Likewise.
6169 2009-01-07 Richard Guenther <rguenther@suse.de>
6172 * fold-const.c (extract_muldiv): Remove obsolete comment.
6173 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6174 to PLUS_EXPR canonicalization for the canonicalization.
6176 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6178 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6179 hosted cross-compilers generating less efficient code.
6181 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6183 * function.h (rtl_data): Add a dbr_scheduled_p field.
6184 * reorg.c (dbr_schedule): Set it.
6185 (gate_handle_delay_slots): Check it.
6186 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6187 (mips_reorg): Check flag_delayed_branch instead of
6188 mips_base_delayed_branch.
6189 (mips_override_options): Don't set mips_base_delayed_branch
6190 or flag_delayed_branch.
6192 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6194 PR rtl-optimization/38426.
6195 * ira.c (ira): Set current_function_is_leaf earlier.
6197 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6199 PR rtl-optimization/38722
6200 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6201 too early, only set a flag and modify after last possible
6204 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6207 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6208 * real.c (decimal_single_format): Correct values of emin and emax.
6209 (decimal_double_format): Ditto.
6210 (decimal_quad_format): Ditto.
6211 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6212 computation of DECnn_MIN and DECnn_MAX for corrected values of
6213 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6214 __DECnn_MIN__, and adjust its computation for the corrected value
6217 2009-01-06 Jan Hubicka <jh@suse.cz>
6220 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6222 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6224 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6225 Add Robert Clark to the list of testers.
6227 2009-01-06 Jan Hubicka <jh@suse.cz>
6228 Kai Tietz <kai.tietz@onevision.com>
6230 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6231 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6233 2009-01-06 Jan Hubicka <jh@suse.cz>
6234 Kai Tietz <kai.tietz@onevision.com>
6236 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6238 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6239 (ix86_nsaved_regs): Count only general purpose regs.
6240 (ix86_nsaved_sseregs): New.
6241 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6242 to 16 for w64; compute padding and size of sse reg save area.
6243 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6244 general purpose regs.
6245 (ix86_emit_save_sse_regs_using_mov): New.
6246 (ix86_expand_prologue): Save SSE regs if needed.
6247 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6248 (ix86_emit_restore_sse_regs_using_mov): New.
6249 (ix86_expand_epilogue): Save SSE regs if needed.
6251 2009-01-06 Jan Hubicka <jh@suse.cz>
6252 Kai Tietz <kai.tietz@onevision.com>
6254 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6255 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6256 functions when accumulate outgoing args is off.
6258 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6261 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6262 before using pseudos_have_intersected_live_ranges_p.
6264 * ira-int.h (ira_assert): Always define.
6266 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6268 AVX Programming Reference (December, 2008)
6269 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6270 (_mm256_permute2_pd): Likewise.
6271 (_mm_permute2_ps): Likewise.
6272 (_mm256_permute2_ps): Likewise.
6273 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6274 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6276 * config/i386/i386.c (ix86_builtins): Remove
6277 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6278 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6279 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6280 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6281 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6282 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6283 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6284 __builtin_ia32_vpermil2ps256.
6285 (ix86_init_mmx_sse_builtins): Updated.
6286 (ix86_expand_args_builtin): Likewise.
6288 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6290 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6291 long absolute calls when generating PA 2.0 code.
6293 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6295 PR rtl-optimization/38583
6296 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6298 * params.def (ira-max-conflict-table-size): New.
6300 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6302 * ira.h (ira_conflicts_p): New external definition.
6304 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6305 table. Report this. Return result of building.
6306 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6307 building conflict table.
6309 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6310 (ira_color): Use ira_conflicts_p.
6312 * global.c: Include ira.h.
6313 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6316 * Makefile.in (global.o): Add ira.h.
6318 * ira-build.c (mark_all_loops_for_removal,
6319 propagate_some_info_from_allocno): New.
6320 (remove_unnecessary_allocnos): Call
6321 propagate_some_info_from_allocno.
6322 (remove_low_level_allocnos): New.
6323 (remove_unnecessary_regions): Add parameter. Call
6324 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6325 parameter to remove_unnecessary_regions.
6326 (ira_build): Remove all regions but root if the conflict table was
6327 not built. Update conflict hard regs for allocnos crossing calls.
6329 * ira.c (ira_conflicts_p): New global.
6330 (ira): Define and use ira_conflicts_p.
6332 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6333 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6334 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6336 2009-01-06 Ben Elliston <bje@au.ibm.com>
6338 * gengtype-lex.l (YY_NO_INPUT): Define.
6340 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6343 * c-common.c (handle_vector_size_attribute): Also reject
6346 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6348 PR tree-optimization/38492
6349 * graphite.c (rename_map_elt, debug_rename_elt,
6350 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6351 rename_map_elt_info, eq_rename_map_elts,
6352 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6353 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6354 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6355 (sese_build_livein_liveouts): New.
6356 (new_sese, free_sese): New.
6357 (new_scop): Call new_sese.
6358 (free_scop): Call free_sese.
6359 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6360 (register_old_new_names): Renamed register_old_and_new_names.
6361 (register_scop_liveout_renames, add_loop_exit_phis,
6362 insert_loop_close_phis, struct igp,
6363 default_liveout_before_guard, add_guard_exit_phis,
6364 insert_guard_phis, copy_renames): New.
6365 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6366 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6367 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6368 (scop_adjust_phis_for_liveouts): New.
6369 (gloog): Call scop_adjust_phis_for_liveouts.
6371 * graphite.h (struct sese): Documented. Added fields liveout,
6373 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6374 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6375 (struct scop): Added field liveout_renames.
6376 (SCOP_LIVEOUT_RENAMES): New.
6378 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6380 PR tree-optimization/38510
6381 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6382 (translate_clast): Call recompute_all_dominators before
6384 (gloog): Call recompute_all_dominators before graphite_verify.
6386 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6387 Jan Sjodin <jan.sjodin@amd.com>
6389 PR tree-optimization/38500
6390 * graphite.c (create_sese_edges): Call fix_loop_structure after
6393 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6395 * config.gcc: Add m32r*-*-rtems*.
6396 * config/m32r/rtems.h: New file.
6398 2009-01-05 Ben Elliston <bje@au.ibm.com>
6400 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6401 (.po.pox): Likewise.
6402 (po/gcc.pot): Likewise.
6404 2009-01-04 David S. Miller <davem@davemloft.net>
6406 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6407 (STARTING_FRAME_OFFSET): Always set to zero.
6409 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6411 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6412 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6413 fixed-point types, and vectors of the same.
6415 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6417 * config/mips/sync.md (*mb_barrier): Rename to...
6418 (*memory_barrier): ...this.
6420 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6422 * doc/extend.texi (Function Attributes): Move @cindex after @item
6423 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6424 and put in alphabetical order. Fix 'target' name and put in order.
6425 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6428 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6430 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6431 (memory_barrier): Expand as unspec instead of unspec_volatile.
6432 Remove mem:BLK from insn operands. Use Pmode scratch register.
6433 (*memory_barrier): Define as unspec instead of unspec_volatile.
6434 Use (match_dup 0) as input operand.
6436 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6437 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6438 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6439 scratch register. Remove operand 1.
6440 (*stbar): Define as unspec instead of unspec_volatile.
6441 Use (match_dup 0) as input operand, remove (const_int 8).
6442 (*membar): Define as unspec instead of unspec_volatile.
6443 Use (match_dup 0) as input operand, remove input operand 2.
6445 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6446 (memory_barrier): Expand as unspec instead of unspec_volatile.
6447 Remove mem:BLK from insn operands. Use Pmode scratch register.
6448 (*memory_barrier): Define as unspec instead of unspec_volatile.
6449 Use (match_dup 0) as input operand.
6451 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6452 Remove mem:BLK from insn operands. Use Pmode scratch register.
6453 Set volatile flag on operand 0.
6454 (*memory_barrier): New insn pattern.
6456 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6458 (*memory_barrier): Use (match_dup 0) as input operand.
6460 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6461 Remove mem:BLK from insn operands. Use Pmode scratch register.
6462 Set volatile flag on operand 0.
6463 (*mb_internal): New insn pattern.
6465 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6467 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6470 * function.c (struct temp_slot): Move to the section of the file
6471 that deals with temp slots. Remove field 'address'.
6472 (temp_slot_address_table): New hash table of address -> temp slot.
6473 (struct temp_slot_address_entry): New struct, items for the table.
6474 (temp_slot_address_compute_hash, temp_slot_address_hash,
6475 temp_slot_address_eq, insert_temp_slot_address): Support functions
6477 (find_temp_slot_from_address): Rewrite to use the new hash table.
6478 (remove_unused_temp_slot_addresses): Remove addresses of temp
6479 slots that have been made available.
6480 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6481 worker function for remove_unused_temp_slot_addresses.
6482 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6483 Add the temp slot address to the address -> temp slot map.
6484 (update_temp_slot_address): Update via insert_temp_slot_address.
6485 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6486 (pop_temp_slots): Likewise.
6487 (init_temp_slots): Allocate the address -> temp slot map, or empty
6488 the map if it is already allocated.
6489 (prepare_function_start): Initialize temp slot processing.
6491 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6494 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6495 Calculate the size of all stack vars assuming no packing of stack
6496 vars will happen, replacing a quadratic algorithm with a linear one.
6498 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6501 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6504 2009-01-03 Diego Novillo <dnovillo@google.com>
6506 * doc/contrib.texi: Update contributions.
6508 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6511 * builtins.c (fold_builtin_memory_op): Give up if either operand
6512 is volatile. Set srctype or desttype to non-qualified version
6516 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6519 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6521 PR rtl-optimization/35805
6522 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6523 problem if fast dce is able to remove any instructions.
6524 * dce.c (dce_process_block): Fix dump message.
6526 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6529 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6531 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6534 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6535 * tree-pretty-print.c (op_code_prio): New function.
6536 (op_prio): No longer static. Use op_code_prio.
6537 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6538 Use op_prio and op_code_prio to determine if () should be
6539 printed around operand(s) or not.
6541 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6542 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6543 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6544 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6545 pp_character instead of pp_string for single letter printing.
6547 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6549 * doc/extend.texi: Fix '#pragma GCC option' typo.
6551 2009-01-02 Richard Guenther <rguenther@suse.de>
6553 * doc/install.texi (--enable-checking): Mention different
6555 (--enable-stage1-checking): Document.
6557 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6560 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6561 case to be an error.
6563 2009-01-02 Ben Elliston <bje@au.ibm.com>
6565 * config/fp-bit.h (pack_d): Constify argument.
6566 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6567 (isnan): Constify argument.
6571 (_fpadd_parts): Constify return type.
6572 (_fpmul_parts): Likewise.
6573 (_fpdiv_parts): Likewise.
6575 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6578 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6579 warn about overwriting initializer with side-effects or
6580 -Woverride-init if !IMPLICIT.
6581 (output_init_element): Likewise. Pass IMPLICIT down to
6583 (process_init_element): Add IMPLICIT argument. Pass it down
6584 to output_init_element.
6585 (push_init_element, pop_init_level, set_designator): Adjust
6586 process_init_element callers.
6587 (set_nonincremental_init, set_nonincremental_init_from_string):
6588 Adjust add_pending_init callers.
6589 (output_pending_init_elements): Adjust output_init_element callers.
6590 * c-tree.h (process_init_element): Adjust prototype.
6591 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6592 process_init_element callers.