1 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3 * config/arm/arm.md (movsi): Add braces.
5 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
9 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
11 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
13 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
15 * cfgloopmanip.c (remove_path, create_preheaders,
16 force_single_succ_latches, fix_loop_structure): Ditto.
17 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18 tree_duplicate_loop_to_header_edge): Ditto.
19 * cfgloopanal.c (mark_irreducible_loops): Ditto.
20 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
22 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
23 cleanup_tree_cfg): Ditto.
24 * tree-cfg.c (tree_merge_blocks): Ditto.
25 * cfgloop.c (rescan_loop_exit, record_loop_exits,
26 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
27 loop_preheader_edge, single_exit): Ditto.
28 (flow_loops_find): Do not clear loops->state.
29 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
30 loops_state_clear): New functions.
32 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
35 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
36 when adding to the base and convert ELT to sizetype instead of type.
38 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
41 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
42 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
44 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
47 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
48 correct type the negate expression.
50 2007-08-03 Jan Hubicka <jh@suse.cz>
52 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
55 2007-08-03 David Edelsohn <edelsohn@gnu.org>
57 * config/rs6000/rs6000.c (struct processor_cost): Change
58 l1_cache_lines to l1_cache_size. Add l2_cache_size.
59 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
61 (rios1_costs, rios2_cost): Correct cache line size.
62 (rs6000_override_options): Set l2-cache-size parameter.
64 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
65 Diego Novillo <dnovillo@google.com>
68 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
69 if the range includes 0.
71 2007-08-03 Ben Elliston <bje@au.ibm.com>
73 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
74 mode to unspec expressions to silence a warning from the generator
77 2007-08-02 Steve Ellcey <sje@cup.hp.com>
79 * config/ia64/constraints.md ("U"): Make constraint vector only.
81 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
84 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
85 always_inline attribute on the function decl.
87 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
90 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
91 if we are compiling with -fPIC.
93 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
94 Nigel Stephens <nigel@mips.com>
96 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
97 Define for MIPS32 and MIPS64.
99 2007-08-02 Nick Clifton <nickc@redhat.com>
101 * config/host-hpux.c: Change copyright header to refer to version
102 3 of the GNU General Public License and to point readers at the
103 COPYING3 file and the FSF's license web page.
104 * config/alpha/predicates.md, config/alpha/vms-ld.c,
105 config/alpha/linux.h, config/alpha/alpha.opt,
106 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
107 config/alpha/vms-unwind.h, config/alpha/ev4.md,
108 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
109 config/alpha/alpha.h, config/alpha/sync.md,
110 config/alpha/openbsd.h, config/alpha/alpha.md,
111 config/alpha/alpha-modes.def, config/alpha/ev5.md,
112 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
113 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
114 config/alpha/constraints.md, config/alpha/osf.h,
115 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
116 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
117 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
118 config/frv/frv-asm.h, config/frv/frv-protos.h,
119 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
120 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
121 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
122 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
123 config/s390/s390.opt, config/s390/s390-modes.def,
124 config/s390/fixdfdi.h, config/s390/constraints.md,
125 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
126 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
127 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
128 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
129 config/m32c/prologue.md, config/m32c/m32c.abi,
130 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
131 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
132 config/m32c/t-m32c, config/m32c/m32c-modes.def,
133 config/m32c/jump.md, config/m32c/shift.md,
134 config/m32c/m32c-protos.h, config/libgloss.h,
135 config/spu/spu-protos.h, config/spu/predicates.md,
136 config/spu/spu-builtins.h, config/spu/spu.c,
137 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
138 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
139 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
140 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
141 config/sparc/hypersparc.md, config/sparc/predicates.md,
142 config/sparc/linux.h, config/sparc/sp64-elf.h,
143 config/sparc/supersparc.md, config/sparc/cypress.md,
144 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
145 config/sparc/niagara.md, config/sparc/sparc.md,
146 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
147 config/sparc/sparc.opt, config/sparc/sync.md,
148 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
149 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
150 config/sparc/sparc.c, config/sparc/little-endian.opt,
151 config/sparc/sysv4-only.h, config/sparc/sparc.h,
152 config/sparc/linux64.h, config/sparc/freebsd.h,
153 config/sparc/sol2.h, config/sparc/rtemself.h,
154 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
155 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
156 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
157 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
158 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
159 config/m32r/linux.h, config/m32r/constraints.md,
160 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
161 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
162 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
163 config/i386/i386.md, config/i386/netware-crt0.c,
164 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
165 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
166 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
167 config/i386/sol2.h, config/i386/constraints.md,
168 config/i386/netware-libgcc.c, config/i386/sysv5.h,
169 config/i386/predicates.md, config/i386/geode.md,
170 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
171 config/i386/freebsd64.h, config/i386/vxworksae.h,
172 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
173 config/i386/rtemself.h, config/i386/netbsd-elf.h,
174 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
175 config/i386/netware.h, config/i386/i386-modes.def,
176 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
177 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
178 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
179 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
180 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
181 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
182 config/i386/xm-mingw32.h, config/i386/linux64.h,
183 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
184 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
185 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
186 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
187 config/i386/cygwin2.c, config/i386/i386-protos.h,
188 config/i386/sync.md, config/i386/openbsd.h,
189 config/i386/host-mingw32.c, config/i386/i386-aout.h,
190 config/i386/nto.h, config/i386/biarch64.h,
191 config/i386/i386-coff.h, config/i386/freebsd.h,
192 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
193 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
194 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
195 config/darwin-protos.h, config/linux.opt, config/sol2.c,
196 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
197 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
198 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
199 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
200 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
201 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
202 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
203 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
204 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
205 config/sh/superh64.h, config/sh/rtemself.h,
206 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
207 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
208 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
209 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
210 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
211 config/avr/predicates.md, config/avr/constraints.md,
212 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
213 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
214 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
215 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
216 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
217 config/c4x/c4x-modes.def, config/c4x/rtems.h,
218 config/c4x/predicates.md, config/c4x/c4x.h,
219 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
220 config/xtensa/predicates.md, config/xtensa/xtensa.c,
221 config/xtensa/linux.h, config/xtensa/xtensa.h,
222 config/xtensa/elf.h, config/xtensa/xtensa.md,
223 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
224 config/xtensa/xtensa-protos.h, config/dbx.h,
225 config/stormy16/predicates.md, config/stormy16/stormy16.md,
226 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
227 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
228 config/host-solaris.c, config/fr30/fr30.h,
229 config/fr30/predicates.md, config/fr30/fr30-protos.h,
230 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
231 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
232 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
233 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
234 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
235 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
236 config/host-linux.c, config/interix3.h, config/cris/cris.c,
237 config/cris/predicates.md, config/cris/linux.h,
238 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
239 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
240 config/cris/aout.opt, config/cris/cris-protos.h,
241 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
242 config/iq2000/iq2000.h, config/iq2000/predicates.md,
243 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
244 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
245 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
246 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
247 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
248 config/chorus.h, config/mn10300/mn10300.c,
249 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
250 config/mn10300/mn10300.h, config/mn10300/linux.h,
251 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
252 config/mn10300/mn10300.md, config/ia64/predicates.md,
253 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
254 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
255 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
256 config/ia64/freebsd.h, config/ia64/ia64.md,
257 config/ia64/ia64-modes.def, config/ia64/constraints.md,
258 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
259 config/gofast.h, config/rtems.h, config/sol2-10.h,
260 config/m68k/predicates.md, config/m68k/m68k.md,
261 config/m68k/linux.h, config/m68k/m68k-modes.def,
262 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
263 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
264 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
265 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
266 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
267 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
268 config/m68k/constraints.md, config/m68k/rtemself.h,
269 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
270 config/m68k/uclinux.h, config/rs6000/power4.md,
271 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
272 config/rs6000/linux.h, config/rs6000/eabi.h,
273 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
274 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
275 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
276 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
277 config/rs6000/windiss.h, config/rs6000/603.md,
278 config/rs6000/aix41.h, config/rs6000/cell.md,
279 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
280 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
281 config/rs6000/darwin.md, config/rs6000/darwin64.h,
282 config/rs6000/default64.h, config/rs6000/7xx.md,
283 config/rs6000/darwin.opt, config/rs6000/spe.md,
284 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
285 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
286 config/rs6000/7450.md, config/rs6000/linux64.h,
287 config/rs6000/constraints.md, config/rs6000/440.md,
288 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
289 config/rs6000/rs6000.c, config/rs6000/aix52.h,
290 config/rs6000/rs6000.h, config/rs6000/power6.md,
291 config/rs6000/predicates.md, config/rs6000/altivec.md,
292 config/rs6000/aix64.opt, config/rs6000/rios1.md,
293 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
294 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
295 config/rs6000/darwin7.h, config/rs6000/dfp.md,
296 config/rs6000/linux64.opt, config/rs6000/sync.md,
297 config/rs6000/vxworksae.h, config/rs6000/power5.md,
298 config/rs6000/lynx.h, config/rs6000/biarch64.h,
299 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
300 config/rs6000/eabispe.h, config/rs6000/e500.h,
301 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
302 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
303 config/rs6000/aix.h, config/rs6000/vxworks.h,
304 config/rs6000/40x.md, config/rs6000/aix51.h,
305 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
306 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
307 config/arc/arc.h, config/mcore/mcore-elf.h,
308 config/mcore/mcore-protos.h, config/mcore/predicates.md,
309 config/mcore/mcore.md, config/mcore/mcore.c,
310 config/mcore/mcore.opt, config/mcore/mcore.h,
311 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
312 config/score/predicates.md, config/score/score-version.h,
313 config/score/score-protos.h, config/score/misc.md,
314 config/score/elf.h, config/score/score.c, config/score/mac.md,
315 config/score/score7.md, config/score/score.h,
316 config/score/score-conv.h, config/score/score-mdaux.c,
317 config/score/score.md, config/score/score.opt,
318 config/score/score-modes.def, config/score/score-mdaux.h,
319 config/score/mul-div.S, config/arm/uclinux-elf.h,
320 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
321 config/arm/symbian.h, config/arm/linux-elf.h,
322 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
323 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
324 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
325 config/arm/strongarm-pe.h, config/arm/arm.h,
326 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
327 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
328 config/arm/arm-modes.def, config/arm/linux-eabi.h,
329 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
330 config/arm/arm-cores.def, config/arm/arm-protos.h,
331 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
332 config/arm/wince-pe.h, config/arm/neon.md,
333 config/arm/constraints.md, config/arm/neon.ml,
334 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
335 config/arm/arm.opt, config/arm/arm926ejs.md,
336 config/arm/predicates.md, config/arm/iwmmxt.md,
337 config/arm/arm_neon.h, config/arm/unknown-elf.h,
338 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
339 config/arm/neon-testgen.ml, config/arm/arm.md,
340 config/arm/xscale-coff.h, config/arm/pe.c,
341 config/arm/arm-generic.md, config/arm/pe.h,
342 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
343 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
344 config/arm/strongarm-elf.h, config/arm/cirrus.md,
345 config/arm/netbsd-elf.h, config/arm/vxworks.h,
346 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
347 config/pa/predicates.md, config/pa/pa64-hpux.h,
348 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
349 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
350 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
351 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
352 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
353 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
354 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
355 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
356 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
357 config/pa/pa64-regs.h, config/pa/pa-modes.def,
358 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
359 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
360 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
361 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
362 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
363 config/mips/linux64.h, config/mips/elforion.h,
364 config/mips/constraints.md, config/mips/generic.md,
365 config/mips/predicates.md, config/mips/4300.md,
366 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
367 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
368 config/mips/5k.md, config/mips/vr4120-div.S,
369 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
370 config/mips/mips-protos.h, config/mips/6000.md,
371 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
372 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
373 config/mips/mips-modes.def, config/mips/vr.h,
374 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
375 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
376 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
377 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
378 config/vax/openbsd1.h, config/vax/netbsd.h,
379 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
380 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
381 config/h8300/rtems.h, config/h8300/predicates.md,
382 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
383 config/h8300/h8300.md, config/h8300/h8300.opt,
384 config/h8300/coff.h, config/h8300/h8300-protos.h,
385 config/v850/v850.md, config/v850/predicates.md,
386 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
387 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
388 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
389 config/mmix/mmix.h, config/mmix/predicates.md,
390 config/mmix/mmix-protos.h, config/mmix/mmix.md,
391 config/mmix/mmix.c, config/mmix/mmix.opt,
392 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
393 config/bfin/rtems.h, config/bfin/bfin-modes.def,
394 config/bfin/predicates.md, config/bfin/bfin-protos.h,
395 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
398 2007-08-02 Richard Sandiford <richard@codesourcery.com>
400 * emit-rtl.c (reset_used_decls): Rename to...
401 (set_used_decls): ...this. Set the used flag rather than clearing it.
402 (unshare_all_rtl_again): Update accordingly. Set flags on argument
403 DECL_RTLs rather than resetting them.
405 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
407 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
409 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
411 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
412 argument to find_reloads_address.
414 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
416 PR tree-optimization/32919
417 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
418 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
419 (coalesce_ssa_name): Call it.
421 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
422 David Ung <davidu@mips.com>
424 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
425 (__mips16_unorddf2, __mips16_floatunsidf): New.
426 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
428 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
430 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
432 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
433 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
434 * tree.h (OMP_SECTIONS_CONTROL): New macro.
435 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
436 * omp-low.c (get_ws_args_for, determine_parallel_type,
437 expand_omp_for_generic, expand_omp_for_static_nochunk,
438 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
439 Work with more precise CFG.
440 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
441 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
443 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
444 * gimple-low.c (lower_stmt): Ditto.
445 * tree-inline.c (estimate_num_insns_1): Ditto.
446 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
447 (OMP_SECTIONS_SWITCH): New.
448 * tree-cfgcleanup.c (cleanup_omp_return): New.
449 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
450 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
451 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
452 (tree_redirect_edge_and_branch): Handle omp constructs.
454 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
455 with three arguments.
457 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
459 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
462 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
464 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
465 the loop structures may need fixing.
466 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
468 (cleanup_tree_cfg_loop): Removed.
469 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
470 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
471 instead of running cleanup_tree_cfg_loop.
472 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
473 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
474 (tree_predictive_commoning): Declaration changed.
475 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
477 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
479 * doc/invoke.texi (l1-cache-size): Update documentation.
480 (l2-cache-size): Document.
481 * params.h (L2_CACHE_SIZE): New macro.
482 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
483 that L1_CACHE_SIZE is in kB now.
484 (L2_CACHE_SIZE_BYTES): New macro.
485 (tree_ssa_prefetch_arrays): Show size in kB.
486 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
487 and l2_cache_size fields.
488 * config/i386/driver-i386.c (describe_cache): Detect cache size
490 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
491 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
492 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
493 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
494 (override_options): Set l1-cache-size and l2-cache-size to default
495 values if not specified otherwise.
496 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
497 (PARAM_L2_CACHE_SIZE): New.
499 2007-08-01 Nigel Stephens <nigel@mips.com>
500 David Ung <davidu@mips.com>
501 Thiemo Seufer <ths@mips.com>
502 Chris Dearman <chris@mips.com>
503 Richard Sandiford <richard@codesourcery.com>
505 * config.gcc (mips*-sde-elf*): New stanza.
506 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
507 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
508 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
509 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
510 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
511 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
513 * config/mips/sde.h: New file.
514 * config/mips/t-libgcc-mips16: Likewise.
515 * config/mips/t-sde: Likewise.
516 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
517 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
518 _MIPS_FPSET and _MIPS_SZINT.
519 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
520 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
521 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
522 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
523 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
524 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
525 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
526 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
527 _MIPS_SZPTR and _MIPS_FPSET.
528 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
529 architecture is specified.
530 (MIPS_32BIT_OPTION_SPEC): New macro.
532 2007-07-31 Dan Hipschman <dsh@google.com>
534 * gcc.c (end_going_arg): New function.
538 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
540 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
541 only if ENABLE_CHECKING is defined.
543 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
545 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
546 df_ru_add_problem, df_ru_get_bb_info): Removed.
547 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
548 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
549 df_ru_free_bb_info, df_ru_alloc,
550 df_ru_bb_local_compute_process_def,
551 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
552 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
553 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
554 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
555 df_ru_add_problem): Removed.
557 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
560 * pa.md (casesi32): Use match_scratch. Revise insn condition.
561 (casesi32p, casesi64p): Likewise.
562 (casesi): Adjust for above.
564 2007-07-31 Richard Sandiford <richard@codesourcery.com>
566 * mode-switching.c (create_pre_exit): Don't search past calls.
568 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
570 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
572 2007-07-31 Revital Eres <eres@il.ibm.com>
574 * ddg.c (add_deps_for_def): Rename to...
575 (add_cross_iteration_register_deps): This. Change implementation
576 to use only reaching def and def-use chains to construct the
577 inter loop dependencies.
578 (add_deps_for_use): Remove function.
579 (build_inter_loop_deps): Call add_cross_iteration_register_deps
580 function to build the inter loop dependencies.
581 * modulo-sched.c (sms_schedule): Build only
582 reaching def and def-use chains for the propose of the ddg
585 2007-07-31 Julian Brown <julian@codesourcery.com>
587 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
588 New define_insns. Use correct RTL.
589 (vec_set<mode>): Write as expander.
591 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
593 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
594 to an unallocated space.
596 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
599 (split_constant_offset): Enable split_constant_offset to extract
600 constants from other statements.
601 * tree-vect-transform.c
602 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
603 to a temp var. Force base_offset to be simple.
605 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
607 * df-scan.c (df_scan_verify): Remove artificial limit on
608 the number of blocks for verification.
609 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
610 df_simulate_defs): Avoid unnecessary insn checking for defs.
612 2007-07-29 Mark Mitchell <mark@codesourcery.com>
615 * config/m68k/lb1sf68.asm (FUNC): New macro.
617 (__udivsi3): Likewise.
618 (__divsi3): Likewise.
619 (__umodsi3): Likewise.
620 (__modsi3): Likewise.
621 (__subdf3): Likewise.
622 (__adddf3): Likewise.
623 (__muldf3): Likewise.
624 (__divdf3): Likewise.
625 (__negdf2): Likewise.
626 (__cmpdf2): Likewise.
627 (__subsf3): Likewise.
628 (__addsf3): Likewise.
629 (__mulsf3): Likewise.
630 (__divsf3): Likewise.
631 (__negsf2): Likewise.
632 (__cmpsf2): Likewise.
646 2007-07-30 Ollie Wild <aaw@google.com>
648 * c-ppoutput.c (print_lines_directives_only): New function.
649 (scan_translation_unit_directives_only): New function.
650 (preprocess_file): Add call to scan_translation_unit_directives_only.
651 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
652 (sanitize_cpp_opts): Add default flag_dump_macros setting for
653 -fdirectives-only. Add errors for -fdirectives-only conflict with
654 -Wunused-macros and -traditional.
655 (finish_options): Add builtin macro initialization for
656 -fdirectives-only + -fpreprocessed.
657 * c.opt (fdirectives-only): New.
658 * doc/cppopts.texi (fdirectives-only): New.
660 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
662 * alias.c (record_set, memory_modified_1): Constify.
663 * bt-load.c (note_btr_set): Likewise.
664 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
665 * combine.c (set_nonzero_bits_and_sign_copies,
666 expand_field_assignment, record_dead_and_set_regs_1,
667 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
668 likely_spilled_retval_1): Likewise.
669 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
670 frv_io_handle_set): Likewise.
671 * config/mips/mips.c (mips_sim_record_set,
672 vr4130_true_reg_dependence_p_1): Likewise.
673 * config/mt/mt.c (insn_dependent_p_1): Likewise.
674 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
675 * config/sh/sh.c (flow_dependent_p_1): Likewise.
676 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
677 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
678 * ddg.c (mark_mem_store): Likewise.
679 * df-problems.c (df_urec_mark_reg_change): Likewise.
680 * function.c (update_epilogue_consts): Likewise.
681 * gcse.c (record_set_info, record_last_set_info,
682 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
683 reg_clear_last_set): Likewise.
684 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
686 * jump.c (reversed_comparison_code_parts): Likewise.
687 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
688 reg_is_set): Likewise.
689 * loop-iv.c (mark_altered): Likewise.
690 * mode-switching.c (reg_becomes_live): Likewise.
691 * optabs.c (no_conflict_move_test): Likewise.
692 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
694 * postreload.c (reload_combine_note_store, move2add_note_store):
696 * regmove.c (flags_set_1): Likewise.
697 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
699 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
701 * resource.c (update_live_status): Likewise.
702 * rtl.h (set_of, note_stores): Likewise.
703 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
704 note_stores, parms_set): Likewise.
705 * sched-rgn.c (sets_likely_spilled_1): Likewise.
706 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
708 * var-tracking.c (count_stores, add_stores): Likewise.
710 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
712 * alias.c (mems_in_disjoint_alias_sets_p,
713 fixed_scalar_and_varying_struct_p, aliases_everything_p,
714 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
715 write_dependence_p, mems_in_disjoint_alias_sets_p,
716 read_dependence, true_dependence, canon_true_dependence,
717 anti_dependence, output_dependence): Constify.
718 * combine.c (extended_count): Likewise.
719 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
720 * cselib.c (get_value_hash, references_value_p,
721 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
722 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
723 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
724 * function.c (contains, prologue_epilogue_contains,
725 sibcall_epilogue_contains): Likewise.
726 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
727 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
728 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
729 reg_or_subregno): Likewise.
730 * recog.c (asm_noperands): Likewise.
731 * reload1.c (function_invariant_p): Likewise.
732 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
733 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
734 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
735 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
736 true_regnum, reg_or_subregno, condjump_in_parallel_p,
737 extended_count, prologue_epilogue_contains,
738 sibcall_epilogue_contains, function_invariant_p, true_dependence,
739 canon_true_dependence, read_dependence, anti_dependence,
740 output_dependence): Likewise.
741 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
743 2007-07-30 Julian Brown <julian@codesourcery.com>
745 * config/arm/neon.md (V_ext): New mode attribute.
746 (neon_vget_lane<mode>): Replace with define_expand.
747 (neon_vget_lane<mode>_sext_internal)
748 (neon_vget_lane<mode>_zext_internal): New define_insns for double
749 and quad precision vectors.
750 (neon_vget_lanedi): Add bounds check. Remove dead comment.
751 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
752 have typeless 32-bit result.
754 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
757 * tree-affine.h (aff_tree): The type of rest is sizetype for types
759 * tree-affine.c (aff_combination_scale): If type is a pointer type,
760 use sizetype for rest.
761 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
762 (aff_combination_convert): Don't convert rest for pointer types.
764 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
766 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
768 * tree-ssa-alias.c: Add alloc-pool.h.
769 (init_alias_info): Free alias_bitmap_obstack.
770 (delete_alias_info): Call delete_mem_ref_stats.
771 (get_mem_sym_stats_for): Use alloc_pool.
772 (init_mem_ref_stats): Do not delete mem_ref_stats here.
773 (delete_mem_sym_stats): Removed.
775 2007-07-29 Sebastian Pop <sebpop@gmail.com>
777 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
778 functions cannot be represented as classical distance vectors.
780 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
782 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
783 * builtins.c (validate_arg, builtin_mathfn_code,
784 validate_arglist): Likewise.
785 * calls.c (call_expr_flags): Likewise.
786 * combine.c (reg_nonzero_bits_for_combine,
787 reg_num_sign_bit_copies_for_combine, get_last_value,
788 reg_truncated_to_mode): Likewise.
789 * emit-rtl.c (subreg_lowpart_p): Likewise.
790 * expr.c (highest_pow2_factor_for_target,
791 categorize_ctor_elements_1, categorize_ctor_elements,
792 count_type_elements, contains_packed_reference,
793 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
794 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
795 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
796 native_encode_int, native_encode_real, native_encode_complex,
797 native_encode_vector, native_encode_expr, native_interpret_int,
798 native_interpret_real, native_interpret_complex,
799 native_interpret_vector, native_interpret_expr): Likewise.
800 * function.c (use_register_for_decl): Likewise.
801 * gimplify.c (get_name): Likewise.
802 * langhooks-def.h (lhd_return_null_const_tree): New.
803 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
804 * langhooks.c (lhd_return_null_const_tree): New.
805 * langhooks.h (lang_get_callee_fndecl): Constify.
806 * output.h (constructor_static_from_elts_p): Likewise.
807 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
808 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
809 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
810 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
811 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
812 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
813 * rtlhooks-def.h (reg_nonzero_bits_general,
814 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
816 * rtlhooks.c (reg_num_sign_bit_copies_general,
817 reg_nonzero_bits_general, reg_truncated_to_mode_general):
819 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
820 * stor-layout.c (mode_for_size_tree): Likewise.
821 * tree-ssa-loop-im.c (memref_eq): Likewise.
822 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
823 * tree.c (contains_placeholder_p, type_list_equal,
824 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
826 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
827 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
828 contains_placeholder_p, contains_packed_reference,
829 get_callee_fndecl, operand_equal_for_phi_arg_p,
830 warn_if_unused_value, is_body_block, native_encode_expr,
831 native_interpret_expr, fold_convertible_p, operand_equal_p,
832 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
833 validate_arglist, simple_cst_equal, type_list_equal,
834 use_register_for_decl, call_expr_flags, get_name,
835 highest_pow2_factor): Likewise.
836 (const_call_expr_arg_iterator_d,
837 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
838 first_const_call_expr_arg, more_const_call_expr_args_p,
839 FOR_EACH_CONST_CALL_EXPR_ARG): New.
840 * varasm.c (constructor_static_from_elts_p): Constify.
842 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
844 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
845 config/arm/neon-schedgen.ml, config/arm/neon.ml,
846 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
847 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
848 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
849 tree-vect-transform.c, tree.def: Fix comment typos. Follow
850 spelling conventions.
851 * doc/invoke.texi: Follow spelling conventions.
853 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
854 Revital Eres <eres@il.ibm.com>
856 * modulo-sched.c (sms_schedule): Avoid loops which includes
857 auto-increment instructions.
859 2007-07-28 Richard Guenther <rguenther@suse.de>
862 * fold-const.c (fold_cond_expr_with_comparison): Convert
863 operand zero of MIN/MAX_EXPR to correct type.
865 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
867 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
868 flags_from_decl_or_type): Constify.
869 * gcc.c (do_spec_1): Likewise.
870 * print-tree.c (dump_addr, print_node_brief): Likewise.
871 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
872 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
873 tree_purge_all_dead_eh_edges): Likewise.
874 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
875 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
877 * tree.c (expr_location, expr_has_location, expr_locus,
878 expr_filename, expr_lineno, get_inner_array_type,
879 fields_compatible_p): Likewise.
880 * tree.h (get_inner_array_type, fields_compatible_p,
881 expr_location, expr_has_location, expr_locus, expr_filename,
882 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
883 setjmp_call_p, alloca_call_p): Likewise.
885 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
887 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
890 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
892 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
893 (compute_flow_insensitive_aliasing): Ditto for
896 2007-07-27 Jan Hubicka <jh@suse.cz>
898 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
901 * attribs.c: Include hashtab.h
902 (attribute_hash): New.
903 (substring): New structure.
904 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
906 (init_attributes): Initialize attribute hash.
907 (decl_attributes): Use attribute hash.
908 * Makefile.in (attribs.c): Depend on hashtab.h.
910 2007-07-27 Steve Ellcey <sje@cup.hp.com>
912 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
914 2007-07-27 Richard Sandiford <richard@codesourcery.com>
916 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
917 __mips_dspr2 and __mips_dsp_rev macros.
918 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
920 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
922 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
924 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
928 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
929 and the updating of the live and do_not_gen sets.
930 (df_note_bb_compute): Added updating of live and do_not_gen sets
931 for regular defs so that the case of clobber inside conditional
932 call is processed correctly.
934 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
936 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
937 operands with compatible type.
939 2007-07-27 Richard Sandiford <richard@codesourcery.com>
941 * expr.h (store_bit_field): Don't return a value.
942 * expmed.c (check_predicate_volatile_ok): New function.
943 (store_bit_field_1): New function, extracted from store_bit_field.
944 Take a fallback_p argument and return true if the operation succeeded.
945 Only use store_fixed_bit_field if fallback_p. Don't recompute
946 mode_for_extraction; use op_mode instead. Try forcing memories
947 into registers if the insv expander fails.
948 (store_bit_field): Use store_bit_field_1 with fallback_p true.
949 Don't return a value.
950 (convert_extracted_bit_field): New function, extracted from
952 (extract_bit_field_1): Likewise. Take a fallback_p argument
953 and return NULL if the operation succeeded. Only use
954 extract_fixed_bit_field if fallback_p. Only calculate one
955 extraction mode. Combine code for extv and extzv. Try forcing
956 memories into registers if the ext(z)v expander fails.
957 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
959 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
961 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
963 (df_ref): Likewise. Put regno with other integer fields.
965 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
967 * df.h (df_mw_hardreg): Remove "loc" field.
968 * df-scan.c (df_ref_record): Don't set it. Remove redundant
970 * df-problems.c (df_whole_mw_reg_unused_p): New function,
971 split out from df_set_unused_notes_for_mw. Return false for
972 partial references. Assert that mw_reg is a REG when returning true.
973 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
974 (df_whole_mw_reg_dead_p): New function, split out from
975 df_set_dead_notes_for_mw. Return false for partial references.
976 Assert that mw_reg is a REG when returning true.
977 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
978 Remove redundant bitmap check.
980 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
982 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
983 ($(T)crtend.o): Likwise.
984 ($(T)crtbeginS.o): Likwise.
985 ($(T)crtendS.o): Likwise.
986 ($(T)crtfastmath.o): Likwise.
988 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
990 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
991 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
992 * basic-block.h (struct control_flow_graph): Added x_dom_computed
993 and x_n_bbs_in_dom_tree fields.
995 2007-07-26 Steve Ellcey <sje@cup.hp.com>
997 PR tree-optimization/32087
998 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
999 Do not call scale_bbs_frequencies_int with prob of zero.
1001 2007-07-26 Julian Brown <julian@codesourcery.com>
1003 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
1004 (neon_element_bits): Add prototypes.
1005 * config/arm/arm.c (bounds_check, neon_lane_bounds)
1006 (neon_const_bounds, neon_element_bits): New functions.
1007 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
1008 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
1009 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
1010 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
1011 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
1012 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
1013 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
1014 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
1015 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
1016 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
1017 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
1018 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
1019 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
1021 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
1023 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
1024 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
1026 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
1027 Julian Brown <julian@codesourcery.com>
1029 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
1030 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
1031 * config/arm/cortex-a8.md: New.
1032 * config/arm/cortex-a8-neon.md: New.
1033 * config/arm/neon-schedgen.ml: New.
1034 * config/arm/neon.md (vqh_mnem): New.
1036 (Is_float_mode): New.
1037 (Scalar_mul_8_16): New.
1039 (V_mode_nunits): New.
1040 (All instruction patterns): Annotate with neon_type attribute
1042 * config/arm/arm.md: Include cortex-a8.md.
1043 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
1045 Annotate instruction patterns accordingly.
1046 (generic_sched): Do not use generic scheduling for Cortex-A8.
1047 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
1049 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
1051 * fold-const.c (fold_read_from_constant_string): Use
1053 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1055 2007-07-26 Nick Clifton <nickc@redhat.com>
1057 * tree-ssa-operands.h: Change copyright header to refer to version
1058 3 of the GNU General Public License and to point readers at the
1059 COPYING3 file and the FSF's license web page.
1060 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
1061 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
1062 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1063 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1064 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1065 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1066 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1067 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1068 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1069 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1070 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1071 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1072 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1073 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1074 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1075 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1076 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1077 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1078 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1079 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1080 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1081 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1082 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1083 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1084 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1085 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1086 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1087 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1088 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1089 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1090 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1091 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1092 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1093 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1094 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1095 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1096 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1097 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1098 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1099 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1100 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1101 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1102 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1103 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1104 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1105 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1106 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1107 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1108 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1109 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1110 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1111 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1112 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1113 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1114 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1115 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1116 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1117 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1118 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1119 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1120 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1121 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1122 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1123 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1124 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1125 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1126 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1127 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1128 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1129 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1130 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1131 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1132 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1133 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1134 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1135 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1136 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1137 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1138 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1139 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1140 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1141 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1142 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1143 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1144 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1145 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1146 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1147 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1148 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1149 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1150 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1151 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1152 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1153 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
1154 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
1155 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
1156 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
1157 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
1158 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
1159 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
1160 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
1161 convert.c, convert.h, langhooks-def.h, reload1.c,
1162 tree-ssa-operands.c: Likewise.
1164 2007-07-26 Jan Hubicka <jh@suse.cz>
1166 * tree-ssa-live.c: Include debug.h and flags.h.
1167 (mark_scope_block_unused): New function.
1168 (remove_unused_scope_block_p): New function.
1169 (remove_unused_locals): Remove unused blocks too.
1171 2007-07-25 Ian Lance Taylor <iant@google.com>
1173 * combine.c (combine_max_regno): Remove. Remove all uses.
1174 (struct reg_stat_struct): Rename from struct reg_stat.
1175 (reg_stat_type): Define, and declare VECs.
1176 (reg_stat): Change from pointer to VEC. Change all uses.
1177 (combine_split_insns): New static function.
1178 (try_combine, find_split_point): Call it instead of split_insns.
1180 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1182 * cfghooks.c (split_block): Fix the information about loop latch.
1184 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1186 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
1188 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1190 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1191 Scan the new edge for loop exit info.
1193 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
1195 * config/darwin.c: Include debug.h.
1197 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1200 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
1202 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1204 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
1205 (HARD_REGNO_MODE_OK): Ditto.
1206 (MODES_TIEABLE_P): Ditto.
1207 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
1208 (CLASS_MAX_NREGS): Ditto.
1209 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
1210 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
1211 (divdf3_internal_thr): Removed.
1212 * config/ia64/div.md: New file.
1213 * config/ia64/constraints.md: Add H constraint.
1215 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1217 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
1218 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
1219 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
1220 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
1221 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
1222 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
1223 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
1224 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
1225 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
1226 dump_sbitmap_file, debug_sbitmap, popcount_table,
1227 sbitmap_popcount): Constify.
1228 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
1229 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
1230 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
1231 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
1232 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
1233 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
1234 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
1235 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
1236 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
1237 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
1238 sbitmap_popcount, sbitmap_verify_popcount): Constify.
1240 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1242 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
1243 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
1244 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
1245 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
1246 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
1247 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
1248 bitmap_intersect_p, bitmap_intersect_compl_p,
1249 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1250 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
1252 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
1253 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
1254 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
1255 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1256 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1257 debug_bitmap, debug_bitmap_file, bitmap_print,
1258 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
1259 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
1261 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
1263 * config/darwin.c (darwin_override_options): Additional fix for
1264 debug info formats that don't support var tracking.
1266 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * cselib.c (entry_and_rtx_equal_p): Constify.
1269 * gengtype.c (output_mangled_typename, write_types, write_local):
1271 * gengtype.h (const_type_p): New.
1272 * see.c (eq_descriptor_extension, hash_descriptor_extension):
1274 * tlink.c (scan_linker_output): De-constify.
1275 * tree-ssa-loop-im.c (memref_eq): Constify.
1276 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
1277 (shared_bitmap_hash, shared_bitmap_eq): Constify.
1279 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * c-common.c (fname_as_string, c_type_hash): Constify.
1282 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1283 * cgraph.c (edge_hash, edge_eq): Likewise.
1284 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
1285 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
1286 reg_attrs_htab_eq): Likewise.
1287 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
1289 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
1290 const_decl_t, const_state_t, const_automata_list_el_t): New.
1291 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
1292 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
1293 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
1294 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
1295 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
1296 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
1297 compare_max_occ_cycle_nums, out_state_arcs_num,
1298 compare_transition_els_num, units_cmp, state_reservs_cmp):
1300 * genmodes.c (cmp_modes): Likewise.
1301 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
1302 * gimplify.c (compare_case_labels): Likewise.
1303 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
1304 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
1305 * matrix-reorg.c (mtt_info_hash): Likewise.
1306 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
1307 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
1308 (htab_hash_bucket, htab_hash_elem): Constify.
1309 * tree-browser.c (TB_parent_eq): Likewise.
1310 * tree-scalar-evolution.c (hash_scev_info): Likewise.
1311 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
1312 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
1313 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
1315 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
1316 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
1317 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
1318 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
1319 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
1321 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
1322 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
1323 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
1324 * tree-ssa-threadupdate.c (redirection_data_hash,
1325 redirection_data_eq): Likewise.
1326 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
1327 * tree-ssa.c (var_ann_eq): Likewise.
1328 * tree-vrp.c (compare_case_labels): Likewise.
1329 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
1330 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
1331 tree_not_check_failed, tree_class_check_failed,
1332 tree_range_check_failed, tree_not_class_check_failed,
1333 omp_clause_check_failed, omp_clause_range_check_failed,
1334 tree_contains_struct_check_failed, tree_operand_check_failed):
1336 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
1337 tree_not_check_failed, tree_class_check_failed,
1338 tree_range_check_failed, tree_not_class_check_failed,
1339 tree_operand_check_failed, omp_clause_operand_check_failed,
1340 tree_operand_length): Likewise.
1341 * var-tracking.c (const_variable): New.
1342 (variable_htab_hash, variable_htab_eq): Constify.
1343 * varasm.c (const_desc_hash): Likewise.
1345 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1347 * expr.c (handled_component_p): Constify.
1348 * fold-const.c (fit_double_type): Likewise.
1349 * real.h (real_value_from_int_cst): Likewise.
1350 * tree-flow-inline.h (gimple_in_ssa_p,
1351 gimple_aliases_computed_p, gimple_addressable_vars,
1352 gimple_call_clobbered_vars, gimple_referenced_vars,
1353 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
1354 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
1355 may_aliases, end_readonly_imm_use_p, has_zero_uses,
1356 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
1357 is_label_stmt, is_global_var, phi_ssa_name_p,
1358 factoring_name_p, is_call_clobbered, tree_common_ann,
1359 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
1360 unmodifiable_var_p, array_ref_contains_indirect_ref,
1361 ref_contains_array_ref, lookup_subvars_for_var,
1362 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
1363 gimple_mem_ref_stats): Likewise.
1364 * tree-flow.h (tree_common_ann, var_ann, function_ann,
1365 may_aliases, is_exec_stmt, is_label_stmt,
1366 ref_contains_array_ref, array_ref_contains_indirect_ref,
1367 var_can_have_subvars, overlap_subvar, is_call_clobbered,
1368 unmodifiable_var_p): Likewise.
1369 * tree-gimple.c (is_gimple_min_invariant): Likewise.
1370 * tree-gimple.h (is_gimple_min_invariant): Likewise.
1371 * tree.c (type_hash_list, attribute_hash_list, tree_size,
1372 cst_and_fits_in_hwi, real_value_from_int_cst,
1373 build_real_from_int_cst, integer_zerop, integer_onep,
1374 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
1375 tree_floor_log2, real_zerop, real_onep, real_twop,
1376 real_minus_onep, really_constant_p, purpose_member, chain_member,
1377 list_length, fields_length, int_size_in_bytes, bit_position,
1378 int_bit_position, byte_position, int_byte_position, expr_align,
1379 array_type_nelts, tree_node_structure,
1380 type_contains_placeholder_1, iterative_hash_pointer,
1381 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
1382 tree_map_base_eq, type_hash_list, type_hash_eq,
1383 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
1384 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
1385 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1386 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
1387 int_fits_type_p, get_containing_scope, decl_function_context,
1388 decl_type_context, omp_clause_operand_check_failed,
1389 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
1390 * tree.h (omp_clause_operand_check_failed, tree_size,
1391 build_real_from_int_cst, array_type_nelts, purpose_member,
1392 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
1393 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1394 is_attribute_p, check_qualified_type, expr_align,
1395 int_size_in_bytes, bit_position, int_bit_position, byte_position,
1396 int_byte_position, list_length, fields_length, initializer_zerop,
1397 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
1398 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
1399 tree_node_structure, handled_component_p, get_containing_scope,
1400 decl_function_context, decl_type_context, real_zerop,
1401 type_num_arguments, fit_double_type, really_constant_p,
1402 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
1403 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
1404 real_twop, real_minus_onep, int_cst_value): Likewise.
1406 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1408 * cfglayout.c (insn_scope, insn_line): Constify.
1409 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
1410 const_double_htab_hash, const_double_htab_eq,
1411 mem_attrs_htab_hash): Likewise.
1412 * loop-iv.c (biv_eq): Likewise.
1413 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
1414 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
1415 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
1417 * rtl-error.c (location_for_asm, diagnostic_for_asm,
1418 error_for_asm, warning_for_asm, _fatal_insn,
1419 _fatal_insn_not_found): Likewise.
1420 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
1421 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
1422 rtl_check_failed_type2, rtl_check_failed_code1,
1423 rtl_check_failed_code2, rtl_check_failed_code_mode,
1424 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
1425 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1426 rtl_check_failed_type2, rtl_check_failed_code1,
1427 rtl_check_failed_code2, rtl_check_failed_code_mode,
1428 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
1429 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
1430 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
1431 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
1432 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
1433 rtx_unstable_p, get_integer_term, get_related_value,
1434 offset_within_block_p, reg_mentioned_p, count_occurrences,
1435 reg_referenced_p, reg_used_between_p, no_labels_between_p,
1436 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
1437 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
1438 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
1439 find_constant_src, find_reg_fusage, find_regno_fusage,
1440 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
1441 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
1442 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
1443 computed_jump_p, auto_inc_p, in_expr_list_p,
1444 remove_node_from_expr_list, loc_mentioned_in_p,
1445 label_is_jump_target_p, reversed_comparison_code_parts,
1446 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
1447 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
1448 print_inline_rtx): Likewise.
1449 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
1450 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
1451 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
1452 get_integer_term, get_related_value, offset_within_block_p,
1453 count_occurrences, reg_mentioned_p, no_labels_between_p,
1454 reg_used_between_p, reg_referenced_p, single_set_2,
1455 multiple_sets, set_noop_p, refers_to_regno_p,
1456 reg_overlap_mentioned_p, dead_or_set_p,
1457 covers_regno_no_parallel_p, covers_regno_p,
1458 dead_or_set_regno_p, find_reg_note, find_regno_note,
1459 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
1460 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
1461 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
1462 side_effects_p, may_trap_p_1, may_trap_p,
1463 may_trap_after_code_motion_p, may_trap_or_fault_p,
1464 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
1465 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
1466 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
1467 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
1468 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
1470 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
1471 warning_for_asm): Likewise.
1472 * tree.h (print_rtl): Likewise.
1473 * varasm.c (get_pool_mode): Likewise.
1475 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1477 * c-lex.c (c_lex_with_flags, lex_string): Constify.
1478 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
1479 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1480 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
1481 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
1482 * ddg.c (compare_sccs): Likewise.
1483 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
1484 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
1485 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
1486 decimal_do_fix_trunc, decimal_real_to_integer,
1487 decimal_real_to_integer2, decimal_real_maxval): Likewise.
1488 * dse.c (const_group_info_t): New.
1489 (invariant_group_base_eq, invariant_group_base_hash): Constify.
1490 * dwarf2out.c (const_dw_die_ref): New.
1491 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
1492 * tree-browser.c (TB_parent_eq): Likewise.
1493 * unwind-dw2-fde.c (__register_frame_info_bases,
1494 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
1495 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
1497 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
1498 * unwind-dw2.c (uw_frame_state_for): Likewise.
1499 * value-prof.c (histogram_hash, histogram_eq): Likewise.
1500 * value-prof.h (const_histogram_value): New.
1502 2007-07-25 Richard Sandiford <richard@codesourcery.com>
1504 * config/mips/mips.c (machine_function): Add
1505 initialized_mips16_gp_pseudo_p.
1506 (mips16_gp_pseudo_reg): Do not emit the initialization of
1507 mips16_gp_pseudo_rtx when being called from the gimple cost-
1508 calculation routines; emit it on the first use outside those
1511 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
1516 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1517 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
1518 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
1519 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
1520 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
1521 Preserve const-ness of parameters through use of __typeof(),
1522 also constify and tidy.
1524 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
1525 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
1526 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
1527 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
1528 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
1529 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
1530 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
1531 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
1532 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
1534 2007-07-25 Julian Brown <julian@codesourcery.com>
1535 Mark Shinwell <shinwell@codesourcery.com>
1537 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
1538 (alpha_mangle_type): This.
1539 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1540 (TARGET_MANGLE_TYPE): Define this instead.
1541 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
1542 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
1543 (arm_init_neon_builtins): Fix comment.
1544 (arm_mangle_map_entry): New.
1545 (arm_mangle_map): New.
1546 (arm_mangle_type): New.
1547 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
1548 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1549 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1550 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1551 (TARGET_MANGLE_TYPE): Define this instead.
1552 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
1553 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1554 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1555 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1556 (TARGET_MANGLE_TYPE): Define this instead.
1557 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
1559 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
1560 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1561 (TARGET_MANGLE_TYPE): Define this instead.
1562 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
1563 (s390_mangle_type): This.
1564 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1565 (TARGET_MANGLE_TYPE): Define this instead.
1566 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
1567 (sparc_mangle_type): This.
1568 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1569 (TARGET_MANGLE_TYPE): Define this instead.
1570 * cp/mangle.c (write_type): Call mangle_type target hook on all
1571 types before mangling. Use original type, not main variant, as
1573 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1574 (TARGET_MANGLE_TYPE): This.
1575 * target.h (gcc_target): Rename mangle_fundamental_type to
1577 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1578 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1580 2007-07-25 Julian Brown <julian@codesourcery.com>
1581 Paul Brook <paul@codesourcery.com>
1582 Joseph Myers <joseph@codesourcery.com>
1583 Mark Shinwell <shinwell@codesourcery.com>
1585 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1586 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1587 (with_fpu): Allow --with-fpu=neon.
1588 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1589 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1590 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1591 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1592 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1593 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1594 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1595 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1596 (output_move_neon): Add prototypes.
1597 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1598 (all_fpus): Add FPUTYPE_NEON.
1599 (fp_model_for_fpu): Add NEON field.
1600 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1601 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1603 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1605 (thumb2_legitimate_address_p): Likewise.
1606 (neon_valid_immediate): Recognize and prepare constants suitable for
1608 (neon_immediate_valid_for_move): New function. Recognize and prepare
1609 immediates for NEON move instructions.
1610 (neon_immediate_valid_for_logic): New function. Recognize and
1611 prepare immediates for NEON logic instructions.
1612 (neon_output_logic_immediate): New function. Create asm string
1613 suitable for outputting immediate logic instructions.
1614 (neon_pairwise_reduce): New function. Implement reduction using
1615 pairwise operations.
1616 (neon_expand_vector_init): New function. Expand a (possibly
1617 non-constant) vector initialization.
1618 (neon_vector_mem_operand): New function. Memory operands supported
1619 for quad-word loads/stores to/from ARM or NEON registers. Don't
1620 allow base+offset addressing for core regs.
1621 (neon_struct_mem_operand): New function. Valid mems for NEON
1623 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1624 from neon_vector_mem_operand addresses without a secondary register.
1625 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1626 (add_minipool_backward_ref): Likewise.
1627 (dump_minipool): Likewise.
1628 (push_minipool_fix): Likewise.
1629 (output_move_quad): New function. Output quad-word moves, loads and
1630 stores using ARM registers.
1631 (output_move_vfp): Add support for vectors in VFP (NEON) D
1633 (output_move_neon): Output a NEON load/store to/from a quadword
1635 (arm_print_operand): Implement new codes:
1636 - 'c' for unadorned integers (without a # sign).
1637 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1639 - 'e', 'f' for the low and high D parts of a NEON Q register.
1640 - 'q' outputs a NEON Q register.
1641 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1642 - 'T' prints NEON opcode features from a coded bitmask.
1643 - 'F' is similar to T, but signed/unsigned codes both print as
1645 - 't' is similar to T, but 'u' is printed instead of 'p'.
1646 - 'O' prints 'r' if NEON instruction should perform rounding (as
1647 specified by bitmask), else prints nothing.
1648 - '#' is a punctuation character to stop operand numbers from
1649 running together with following digits in the assembler
1650 strings for instructions (when using mode attributes).
1651 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1652 constant vectors in big-endian mode, where necessary.
1653 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1654 Handle EI, OI, CI, XI modes.
1655 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1656 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1657 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1658 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1659 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1661 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1662 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1663 to turn v8qi, etc. into bits defined above.
1664 (neon_itype): New enumeration. Classifications of NEON builtins.
1665 (neon_builtin_datum): Define struct. Contains information about
1666 a single builtin (with multiple modes).
1667 (CF): Define helper macro for...
1668 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1670 (neon_builtin_data): New array. Define information about builtins
1671 for use during initialization/expansion.
1672 (arm_init_neon_builtins): New function.
1673 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1675 (neon_builtin_compare): New function.
1676 (locate_neon_builtin_icode): New function. Find an insn code for a
1677 builtin given a function code for that builtin. Also return type of
1678 builtin (NEON_BINOP, NEON_UNOP etc.).
1679 (builtin_arg): New enumeration. Types of arguments for builtins.
1680 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1681 Takes a variable argument list of builtin_arg types, terminated by
1683 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1684 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1685 (neon_emit_pair_result_insn): New function. Support returning pairs
1686 of vectors via a pointer.
1687 (neon_disambiguate_copy): New function. Set up operands for a
1688 multi-word copy such that registers do not get clobbered.
1689 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1690 ARM_BUILTIN_NEON_BASE.
1691 (arm_file_start): Set float-abi attribute for NEON.
1692 (arm_vector_mode_supported_p): Enable NEON vector modes.
1693 (arm_mangle_map_entry): New.
1694 (arm_mangle_map): New.
1695 (arm_mangle_vector_type): New.
1696 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1698 (TARGET_NEON): New macro. Target supports NEON.
1699 (fputype): Add FPUTYPE_NEON.
1700 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1701 for vectorization based on command-line arg.
1702 (NEON_REGNO_OK_FOR_NREGS): Define.
1703 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1704 (VALID_NEON_STRUCT_MODE): Define.
1705 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1706 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1707 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1708 (consttable_16): Add pattern for outputting 16-byte minipool
1710 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1712 (vec-common.md, neon.md): Include md files.
1713 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1714 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1715 (memory_constraint "Ut", "Un", "Us"): Define.
1716 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1717 (MMX_char): New mode attribute.
1718 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1719 (*add<mode>3_iwmmxt): New insn pattern.
1720 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1721 (*sub<mode>3_iwmmxt): New insn pattern.
1722 (mulv4hi3): Rename to...
1723 (*mulv4hi3_iwmmxt): This.
1724 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1725 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1726 (uminv4hi3, uminv2si3): Remove. Replace with...
1727 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1728 (*umin<mode>3_iwmmxt): These.
1729 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1730 (ashr<mode>3_iwmmxt): This new pattern.
1731 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1732 (lshr<mode>3_iwmmxt): This new pattern.
1733 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1734 (ashl<mode>3_iwmmxt): This new pattern.
1735 * config/arm/neon-docgen.ml: New file. Generate documentation for
1737 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1738 * config/arm/arm_neon.h: New (autogenerated).
1739 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1741 * config/arm/neon.md: New file. Define NEON instructions.
1742 * config/arm/neon.ml: New file. Abstract description of NEON
1743 instructions, used to generate arm_neon.h header, documentation and
1745 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1746 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1748 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1750 (ARM NEON Intrinsics): New subsection.
1751 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1753 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1755 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1758 2007-07-24 Jan Hubicka <jh@suse.cz>
1760 * regclass.c (move_table): New type.
1761 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1762 (init_move_cost): Break out from ...
1763 (init_reg_sets_1): ... here; simplify computation of
1764 have_regs-of_mode and contains_reg_of_mode.
1765 (record_reg_classes): Unswitch internal loops.
1766 (copy_cost): Trigger lazy initialization of move cost
1767 (record_address_regs): Likewise.
1769 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1771 * config/darwin.c (darwin_override_options): Don't force on
1772 flag_var_tracking_uninit when no debug info is requested.
1774 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1776 * cfgloop.c (init_loops_structure): New function.
1777 (flow_loops_find): Create root of the loop tree unconditionally.
1779 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1781 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1783 2007-07-24 Jan Hubicka <jh@suse.cz>
1785 * caller-save.c: Include ggc.h, gt-caller-save.h
1786 (reg_save_code, reg_restore_code): Rename to ...
1787 (cached_reg_save_code, cached_reg_restore_code): ... those.
1788 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1789 (reg_save_code, reg_restore_code): New functions.
1790 (init_caller_save): Do not intialize
1791 reg_save_code/reg_restore_code tables.
1792 * Makefile.in: (gt-caller-save.h): New.
1794 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1796 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1797 with the mode of the original operand instead of
1800 2007-07-23 Jan Hubicka <jH@suse.cz>
1802 * i386.c (ix86_secondary_memory_needed): Break out to...
1803 (inline_secondary_memory_needed): ... here.
1804 (ix86_memory_move_cost): Break out to ...
1805 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1806 maximum of input and output; fix handling of Q_REGS on 64bit.
1807 (ix86_secondary_memory_needed): Microoptimize.
1809 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1811 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1812 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1813 stmts_from_loop, known_dependences_p, build_rdg): New.
1814 * tree-data-ref.h: Depends on graphds.h.
1815 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1816 (build_rdg): Declared.
1817 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1819 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1821 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1824 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1825 Jakub Jelinek <jakub@redhat.com>
1827 PR middle-end/PR28690
1828 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1829 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1830 and MEM_POINTER operands over REG and MEM operands.
1831 (swap_commutative_operands_p): Change return value to bool.
1832 * rtl.h: Update the corresponding prototype.
1833 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1834 instead of gen_rtx_PLUS.
1835 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1836 value to bool. Change function arguments to rtx's and update code
1838 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1839 calls to match the new declaration.
1840 * simplify-rtx.c (simplify_associative_operation): Don't
1841 reorder simplify_binary_operation arguments.
1843 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1845 * config/mips/mips.c (override_options): Use mips_costs to derive
1846 the default branch cost.
1847 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1849 * config/mips/mips.opt (mbranch-cost=): New option.
1850 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1852 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1854 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1855 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1856 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1857 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1859 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1861 * config/mips/constraints.md (ks): New constraint.
1862 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1863 (*add<mode>3_mips16): ...here.
1865 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1867 * optabs.h (enum optab_index): Add new OTI_signbit.
1868 (signbit_optab): Define corresponding macro.
1869 (enum insn_code signbit_optab[]): Remove array.
1870 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1871 (expand_copysign_absneg): If back end provides signbit insn, use it
1872 instead of bit operations on floating point argument.
1873 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1874 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1875 availability of signbit insn.
1877 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1878 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1879 SSE mode is not active.
1880 (isinf<mode>2): Disable for mfpmath=sse,387.
1882 2007-07-22 Ben Elliston <bje@au.ibm.com>
1884 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1886 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1888 2007-07-20 Richard Guenther <rguenther@suse.de>
1890 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1891 integral typed condition.
1892 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1893 booleanness. Only preserve conversions from a non-base
1894 type to a base type, not in general between types with
1895 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1896 * tree.def (COND_EXPR): Document that the condition
1897 can be of any integral type.
1899 2007-07-20 Nigel Stephens <nigel@mips.com>
1900 Richard Sandiford <richard@codesourcery.com>
1902 * config/mips/mips.h (mips_dwarf_regno): Declare.
1903 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1904 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1905 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1906 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1907 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1908 (REG_CLASS_NAMES): Update accordingly.
1909 * config/mips/mips.c (mips_dwarf_regno): New array.
1910 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1911 (mips_subword): Remove special handling for accumulator registers.
1912 (override_options): Initiailize mips_dwarf_regno. Remove use
1914 (mips_swap_registers): New function.
1915 (mips_conditional_register_usage): Swap accumulator registers
1916 around if TARGET_LITTLE_ENDIAN.
1917 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1918 * config/mips/constraints.md (h, l): Use the endianness to choose
1919 between MD0_REG and MD1_REG.
1920 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1921 alternative-dependent template.
1923 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1925 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1928 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1930 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1931 predecessor fallthru flags.
1933 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1935 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1936 of compare to the same type.
1937 * cfgloopmanip.c (add_loop): Update information about loop exits.
1938 (loop_version): Remove the innermost loop requirement.
1939 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1940 to sizetype for pointers.
1942 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1944 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1945 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1946 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1948 * config/dfp-bit.c: Empty for TFmode conversions.
1950 2007-07-18 Caroline Tice <ctice@apple.com>
1952 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1953 and handle them correctly; check that src is not NULL before
1955 (find_src_set_src): Likewise.
1957 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1959 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1960 (struct alignment_context, init_alignment_context): New.
1961 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1962 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1963 (XCHAL_HAVE_S32C1I): Likewise.
1964 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1965 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1966 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1967 (ATOMIC, HQI): New macros.
1968 (memory_barrier, *memory_barrier): New.
1969 (sync_lock_releasesi): New.
1970 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1971 (sync_lock_test_and_set<mode>): New.
1972 (sync_<atomic><mode>): New.
1973 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1974 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1975 (xtensa_expand_atomic): New.
1977 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1981 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1982 transformation for builtin ISNORMAL.
1983 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1984 * builtins.def (BUILT_IN_ISNORMAL): New.
1985 * doc/extend.texi: Document isnormal.
1987 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1991 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1992 optabs infrastructure. Provide generic implementation for
1994 (expand_builtin): Handle FINITE/ISFINITE.
1995 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1996 (fold_builtin_1): Likewise.
1998 * builtins.def (BUILT_IN_ISFINITE): New.
2000 * doc/extend.texi: Document isfinite.
2002 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2007 * builtins.c (expand_builtin_interclass_mathfn): Provide a
2008 generic fallback for isinf.
2009 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
2010 calculation code ...
2011 * real.c (get_max_float): ... to here.
2012 * real.h (get_max_float): New.
2014 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * builtin-attrs.def (ATTR_TYPEGENERIC,
2019 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
2021 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
2022 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
2023 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
2024 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
2026 * c-common.c (handle_type_generic_attribute): New.
2027 (c_common_attribute_table): Add "type generic".
2029 * c-typeck.c (convert_arguments): Handle "type generic" functions.
2031 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
2033 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
2034 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
2037 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2040 * config/cris/cris.c (cris_print_index): Don't use XEXP before
2041 checking that the operand is an expression.
2043 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
2044 Danny Smith <dannysmith@users.sourceforge.net>
2047 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
2048 file mapping object in local namespace if Windows version later
2051 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2053 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
2054 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
2055 arm_cannot_force_const_mem.
2056 (arm_cannot_force_const_mem): New function.
2057 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
2058 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
2059 of arm_tls_referenced_p.
2060 * config/arm/arm.md (movsi): Split out-of-section constants when
2061 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
2062 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2064 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2066 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2068 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2070 * config/mips/mips.md (*extendqihi2): Convert the destination
2073 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2075 * config/pa/fptr.c: Update license header.
2076 * config/pa/milli64.S: Likewise.
2078 2007-07-17 Nick Clifton <nickc@redhat.com>
2080 * COPYING_v3: New file. Contains version 3 of the GNU General
2082 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2083 Lesser General Public License.
2084 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2085 the GNU General Public License.
2087 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2089 PR rtl-optimization/32773
2090 * cfglayout.c (force_one_exit_fallthru): New function.
2091 (cfg_layout_finalize): Use it.
2093 2007-07-16 Richard Guenther <rguenther@suse.de>
2094 Uros Bizjak <ubizjak@gmail.com>
2096 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2097 before forcing it to gimple operand.
2099 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2100 David Ung <davidu@mips.com>
2102 * config/mips/mips.h (TUNE_24K): Define.
2103 (TUNE_MACC_CHAINS): Add TUNE_24K.
2104 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2106 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2107 (r74k_int_madd): .. this new reservation.
2108 (define_bypass): Fixed bypasses for r74k_int_madd to use
2110 * config/mips/24k.md (define_bypass): Define new
2111 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2113 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2114 Nigel Stephens <nigel@mips.com>
2116 * config/mips/mips.md: Include 20kc.md.
2117 * config/mips/20kc.md: New file.
2118 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2119 (mips_adjust_cost): Tweak for 20Kc.
2120 (mips_issue_rate): Likewise.
2121 * config/mips/mips.h (TUNE_20KC): Define.
2123 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2125 * config/rs6000/rs6000.c (struct processor_cost): Add
2126 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2128 (*_cost): Add cache information.
2129 (rs6000_override_options): Set cache parameters.
2131 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2134 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2135 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2137 2007-07-16 Paul Brook <paul@codesourcery.com>
2140 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2141 (cirrus_thumb2_movsi_insn): Ditto.
2143 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2145 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2148 2007-07-15 Andrew Haley <aph@redhat.com>
2150 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2151 before looking in the context.
2153 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
2158 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
2159 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2160 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
2161 to generate .CALLINFO statement.
2162 (hppa_expand_prologue): Set rp_saved.
2163 (hppa_expand_epilogue): Use rp_saved.
2164 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
2165 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
2167 2007-07-14 Dirk Mueller <dmueller@suse.de>
2169 * omega.c (coalesce): Fix memory leak on early exit.
2170 * matrix-reorg.c (check_allocation_function): Likewise.
2171 * tree-vect-transform.c (vect_get_new_vect_var): free result
2173 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2174 pass pointer to edge vector
2175 (partition_hot_cold_basic_blocks): Fix memory leak.
2176 * collect2.c (prefix_from_string): Free temporary storage.
2177 * reload1.c (fixup_abnormal_edges): Free sbitmap.
2179 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
2181 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
2182 (DO_GLOBAL_DTORS_BODY): Likewise.
2184 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2185 Nigel Stephens <nigel@mips.com>
2187 * config/mips/mips.c (mips_classify_symbol): Don't return
2188 SYMBOL_SMALL_DATA for constant pool addresses if
2189 TARGET_EMBEDDED_DATA is true.
2191 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
2194 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
2195 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
2196 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
2197 __builtin_ia32_storehps, __builtin_ia32_storelps,
2198 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
2199 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
2200 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
2201 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
2202 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
2203 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
2204 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
2205 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
2206 using def_builtin_const.
2208 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
2210 PR tree-optimization/32705
2211 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
2212 (simplify_binary_expression): Use SSA_VAL consistently.
2214 2007-07-13 David Edelsohn <edelsohn@gnu.org>
2216 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
2217 (SPEFSCR_REGNO): Delete definition.
2218 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
2219 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2220 * config/rs6000/rs6000.h: Do not define *_REGNO.
2221 LINK_REGISTER_REGNUM -> LR_REGNO.
2222 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2223 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
2224 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2225 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
2226 R_VRSAVE, R_VSCR. Use them.
2227 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
2228 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
2229 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
2230 * config/rs6000/aix.h: Define R_LR. Use it.
2232 2007-07-13 Caroline Tice <ctice@apple.com>
2234 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
2235 flag_var_tracking is explicitly turned off (i.e. when variable
2236 tracking is not feasible); otherwise, turn flag_var_tracking on when
2237 flag_var_tracking_uninit is on.
2238 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
2239 note definitions, to allow recording of initialization status in the
2241 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
2242 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
2243 determine if two note locations are equal.
2244 (output_loc_list): Don't output list entries whose start & end labels
2246 (reg_loc_descriptor): Add parameter for initialization status; pass it
2247 to other loc descriptor functions.
2248 (one_reg_loc_descriptor): Add parameter for initialization status;
2249 check its value and add DW_OP_GNU_uninit to returned loc descr if
2251 (multiple_reg_loc_descriptor): Add parameter for initialization
2253 pass init status argument to other loc descriptor functions; check
2254 value of intialization parameter and add DW_OP_GNU_uninit to returned
2255 loc descr if appropriate.
2256 (based_loc_descr): Add parameter for initialization status; add new
2257 variable for return value; check value of initialization parameter and
2258 add DW_OP_GNU_uninit to returned loc descr if appropriate.
2259 (concatn_mem_loc_descriptor): Add parameter for initialization status;
2260 pass init status argument to other loc descriptor functions; check
2261 value of intialization parameter and add DW_OP_GNU_uninit to returned
2262 loc descr if appropriate.
2263 (mem_loc_descriptor): Likewise.
2264 (concat_loc_descriptor): Likewise.
2265 (concatn_loc_descriptor): Likewise.
2266 (loc_descriptor): Add parameter for initialization status; pass it as
2267 argument to other loc descriptor function calls.
2268 (loc_descriptor_from_tree_1): Add appropriate initialization status
2269 to loc descriptor function calls.
2270 (add_location_or_const_value_attribute): Get initialization status
2271 from VAR_LOCATION note; add initialization status to loc descriptor
2273 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
2274 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
2275 status is uninitialized, add "[uninint]" to output.
2276 * common.opt (fvar-tracking-uninit): New option, similar to
2277 fvar-tracking, to turn on tracking of uninitialized variables; creates
2278 a new global flag, flag_var_tracking_uninit.
2279 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
2280 (enum var_init_status): New type, for var initialization status field.
2281 * var-tracking.c (struct location_chain_def): Two new fields, init,
2282 for initialization status, and set_src for the assignment value expr.
2283 (unshare_variable): New parameter for initialization status;
2284 initialize new init and set_src fields.
2285 (var_reg_set): New parameters for initialization status and value;
2286 pass them to set_variable_part.
2287 (var_mem_set): Likewise.
2288 (get_init_value): New function.
2289 (var_reg_delete_and_set): New initialization status & value
2290 parameters; add call to get_init_value if status is unknown; pass new
2291 parameters to clobber_variable_part and var_reg_set.
2292 (var_mem_delete_and_set): Likewise.
2293 (var_reg_delete): Pass null set_src value to clobber_variable_part.
2294 (var_mem_delete): Likewise.
2295 (variable_union): Pass status to unshare_variable; initialize new init
2296 and set_src fields. If flag_var_tracking_uninit is not set, force
2297 status to initialized.
2298 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
2299 used later to get the set_src value.
2300 (find_src_status): New function.
2301 (find_src_set_src): New function.
2302 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
2303 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
2304 MO_SET, get set_src value and pass it to var_reg_delete_and_set
2305 and var_mem_delete_and_set.
2306 (dump_variable): Print out "[uninit]" if appropriate.
2307 (set_variable_part): Add new initialization and set_src parameters;
2308 pass status to unshare_variable; set node->init and node- >set_src
2309 fields and modify slot in hash table appropriately; save the init and
2310 set_src values if appropriate and assign to the new node.
2311 (clobber_variable_part): New set_src parameter; if two nodes have
2312 same variable and same location but different set_src (assignment)
2313 values, clobber old node.
2314 (delete_variable_part): Pass init status to unshare_variable.
2315 (emit_note_insn_var_location): Add initialized var; assign var's init
2316 status to new 'initialized'; pass new init status field to calls to
2317 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
2318 status to initialized.
2319 (emit_notes_in_bb): Pass initialization status to calls to
2320 var_reg_set, var_mem_set, var_reg_delete_and_set and
2321 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
2322 var_reg_delete_and_set and var_mem_delete_and_set; call
2323 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
2324 make up for change in add_stores.
2325 (vt_add_function_parameters): Add status to calls to
2327 * config/darwin.c (darwin_override_options): Turn on uninitialized
2328 tracking automatically, if var_tracking is on and the system is
2331 2007-07-13 Sa Liu <saliu@de.ibm.com>
2333 * config.gcc: Add options for arch and tune on SPU.
2334 * config/spu/predicates.md: Add constant operands 0 and 1.
2335 * config/spu/spu-builtins.def: Add builtins for double precision
2336 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
2337 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
2339 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
2341 * config/spu/spu-protos.h: Add new function prototypes.
2342 * config/spu/spu.c (spu_override_options): Check options -march and
2344 (spu_comp_icode): Add comparison code for DFmode and vector mode.
2345 (spu_emit_branch_or_set): Use the new code for DFmode and vector
2347 (spu_const_from_int): New. Create a vector constant from 4 ints.
2348 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
2349 (spu_emit_vector_compare): New. Emit vector compare.
2350 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
2351 * config/spu/spu.h: Add options -march and -mtune. Define processor
2352 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
2353 CANONICALIZE_COMPARISON.
2354 * config/spu/spu.md: Add new insns for double precision compare
2355 and double precision vector compare. Add vcond and smax/smin patterns
2356 to enable DFmode vector conditional expression.
2357 * config/spu/spu.opt: Add options -march and -mtune.
2358 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
2359 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
2360 both CELL and CELLEDP targets: spu_testsv.
2361 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
2364 2007-07-13 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/32721
2367 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
2368 TREE_THIS_VOLATILE on the folded reference.
2369 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
2370 if the array reference has TREE_THIS_VOLATILE set.
2372 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
2375 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
2377 2007-07-13 Andreas Schwab <schwab@suse.de>
2379 * gengtype-lex.l: Allow declarations to be indented.
2381 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2383 * ginclude/tgmath.h: New.
2384 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
2385 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
2386 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
2387 * configure: Regenerate.
2389 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2391 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
2392 correct index when setting register save state for xd
2395 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2397 * config/sh/sh.c (mark_use): Remove.
2399 2007-07-12 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
2402 reg does not overlap return value.
2404 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
2406 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
2407 (set_expression_vuses): Ditto.
2408 (init_pre): Initialize expression_vuses.
2410 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2412 * config/i386/sse.md (storentdf, storentsf): New.
2414 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2416 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
2418 * tree.c (build_decl_stat): Move code from here...
2419 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
2420 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
2421 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
2422 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
2423 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
2426 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2427 Devang Patel <dpatel@apple.com>
2429 PR tree-optimization/25413
2430 * targhooks.c (default_builtin_vector_alignment_reachable): New.
2431 * targhooks.h (default_builtin_vector_alignment_reachable): New.
2432 * tree.h (contains_packed_reference): New.
2433 * expr.c (contains_packed_reference): New.
2434 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
2435 (vect_enhance_data_refs_alignment): Call
2436 vector_alignment_reachable_p.
2437 * target.h (vector_alignment_reachable): New builtin.
2438 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
2439 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
2440 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
2442 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2444 * target.h (builtin_vectorization_cost): Add new target builtin.
2445 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
2446 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
2447 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
2448 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
2449 uninitialized variables.
2450 * tree-vect-transform.c (cost_for_stmt): New function.
2451 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
2452 using cost 1 for all scalar stmts. Be less conservative when
2453 estimating the number of prologue/epulogue iterations. Call
2454 targetm.vectorize.builtin_vectorization_cost. Return
2455 min_profitable_iters-1.
2456 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
2457 initialization cost instead of TARG_VEC_STMT_COST. Use
2458 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
2459 epilogue code. Fix epilogue cost computation.
2460 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
2461 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
2462 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
2463 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
2464 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
2465 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
2467 2007-07-12 Richard Guenther <rguenther@suse.de>
2469 * gimplify.c (gimplify_conversion): Make sure that the result
2470 from maybe_fold_offset_to_reference is trivially convertible
2471 to the desired type before doing the simplification.
2472 (gimplify_expr): Likewise.
2473 * fold-const.c (fold_binary): Use the correct types for
2474 building the simplified expression.
2476 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2478 PR rtl-optimization/32729
2479 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
2480 that fallthru to exit.
2482 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
2484 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
2485 (symDTPOFF2reg): Likewise.
2487 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
2489 PR tree-optimization/32663
2491 * tree.h (VALUE_HANDLE_VUSES): Remove.
2492 (struct tree_value_handle): Remove vuses.
2494 * tree-vn.c (create_value_handle_for_expr): Don't set
2497 * tree-ssa-pre.c (expression_vuses): New.
2498 (alloc_expression_id): Set up expression_vuses.
2499 (get_expression_vuses): New.
2500 (set_expression_vuses): Ditto.
2501 (clear_expression_ids): Modify for expression_vuses.
2502 (phi_translate_1): Ditto.
2503 (phi_translate_set): Ditto.
2504 (value_dies_in_block_x): Ditto
2505 (valid_in_sets): Ditto.
2506 (add_to_sets): Ditto.
2507 (find_existing_value_expr): Ditto.
2508 (create_value_handle_for_expr): Ditto.
2509 (make_values_for_stmt): Ditto.
2510 (vuse_equiv): Remove.
2512 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
2514 * Makefile.in (mostlyclean): Remove object files.
2516 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2518 * toplev.c (no_new_pseudos): Deleted.
2519 * rtl.h (no_new_pseudos): Deleted.
2520 * tree-pass.h (pass_no_new_pseudos): Deleted.
2521 * passes.c (pass_no_new_pseudos): Deleted.
2522 * final.c (rest_of_clean_state): Removed no_new_pseudos.
2523 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
2524 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
2526 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
2527 * rtlhooks.c (gen_lowpart_general): Ditto.
2528 * optabs.c (prepare_operand): Ditto.
2529 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
2531 * modulo-sched.c (rest_of_handle_sms): Ditto.
2532 * see.c (rest_of_handle_see): Ditto.
2533 * ifcvt.c (if_convert): Ditto.
2534 (gate_handle_if_after_combine): Replaced no_new_pseudos with
2536 * init-regs.c (gate_initialize_regs): Deleted set of
2538 * lower-subreg.c (decompose_multiword_subregs): Ditto.
2539 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
2540 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
2542 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2545 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
2546 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
2547 (*vec_extractv2di_1_rex64): New insn pattern.
2549 2007-07-11 David Daney <ddaney@avtrex.com>
2551 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
2552 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
2553 for SIGNAL_UNWIND_RETURN_COLUMN.
2554 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
2555 (DWARF_FRAME_REGNUM): Rewrite.
2556 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
2558 2007-07-11 Nick Clifton <nickc@redhat.com>
2560 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
2561 delta and use gen_int_mode in place of GET_INT instead.
2563 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2565 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
2568 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
2570 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2571 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2573 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2574 (USE_CANONICAL_TYPES): New.
2575 * doc/invoke.texi (verify-canonical-types): Remove.
2576 (use-canonical-types): Add.
2578 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2580 * config/spu/spu.c (spu_optimization_options): Remove setting of
2581 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2582 (spu_override_options): Move it here.
2584 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2586 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2587 * config/mips/mips.c (mips_cpu_info_table): Mention
2588 MIPS_ISA_LEVEL_SPEC in the comment.
2590 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2592 PR tree-optimization/32713
2593 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2595 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2598 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2599 conditional to flag_isoc99.
2600 (c_common_init_options): Do it here, unconditionally.
2602 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2604 PR tree-optimization/32589
2605 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2606 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2607 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2608 predicate, extracted from...
2609 (set_rhs): ...here. Call it for the expression on entry.
2610 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2611 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2612 (simplify_binary_expression): Use valid_gimple_expression_p
2613 to validate the simplification.
2614 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2616 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2618 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2619 DWARF2_DEBUG on 32 bit target too.
2620 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2622 2007-07-11 Nick Clifton <nickc@redhat.com>
2624 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2625 version for 64-bit hosts.
2627 2007-07-10 David Daney <ddaney@avtrex.com>
2629 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2631 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2633 * config/mips/mips.c (mips_expand_synci_loop): New function.
2634 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2635 (UNSPEC_RDHWR): Same.
2636 (UNSPEC_SYNCI): Same.
2637 (UNSPEC_SYNC): Same.
2638 (clear_cache): New expand.
2642 (clear_hazard): Same.
2643 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2645 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2646 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2648 2007-07-10 Ian Lance Taylor <iant@google.com>
2650 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2653 2007-07-10 David Daney <ddaney@avtrex.com>
2655 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2656 * builtins.c (expand_builtin___clear_cache): New function.
2657 (expand_builtin): Call expand_builtin___clear_cache for
2658 BUILT_IN_CLEAR_CACHE case.
2659 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2660 * doc/md.texi (clear_cache): Document new instruction pattern.
2661 * testsuite/gcc.dg/builtins-64.c: New test.
2663 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2665 * config/cris/cris.md ("movsi"): Fix typo in last change.
2667 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2670 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2672 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2673 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2674 for FUNCTION_DECLs. Don't use align_functions_log if
2676 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2677 even for FUNCTION_DECLs.
2678 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2680 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2681 (DECL_FUNCTION_CODE): Update for new location and name of
2683 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2684 (struct tree_decl_common): Move 'align' and 'off_align' out
2685 of union, ensure they're still on a 32-bit boundary. Remove
2686 other fields in union 'u1'.
2687 (struct tree_function_decl): Add field 'function_code' replacing
2688 'u1.f' in tree_decl_common.
2689 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2690 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2691 (Variable Attributes): Cross-reference 'aligned' attribute
2692 to Function Attributes.
2693 * flags.h (force_align_functions_log): Delete.
2694 * toplev.c (force_align_functions_log): Delete.
2696 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2700 (*vec_concatv2di_rex): New insn pattern.
2702 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2705 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2707 2007-07-10 Ian Lance Taylor <iant@google.com>
2709 Replace no_new_pseudos in backends.
2710 * rtl.h (can_create_pseudo_p): Define.
2711 * config/darwin.c (machopic_indirect_data_reference): Use
2712 can_create_pseudo_p () instead of no_new_pseudos.
2713 (machopic_indirect_data_reference): Likewise.
2714 (machopic_legitimize_pic_address): Likewise.
2715 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2716 (alpha_emit_set_const_1): Likewise.
2717 (alpha_emit_set_const): Likewise.
2718 (alpha_emit_conditional_move): Likewise.
2719 (alpha_split_conditional_move): Likewise.
2720 * config/alpha/alpha.md (various splitters): Likewise.
2722 * config/arm/arm.c (legitimize_pic_address): Likewise.
2723 (arm_load_pic_register): Likewise.
2724 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2725 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2726 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2727 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2728 * config/cris/cris.md (movsi): Likewise.
2729 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2730 (symGOTOFF2reg_hilo): Likewise.
2731 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2732 * config/h8300/h8300.md (insv, extzv): Likewise.
2733 * config/i386/i386.c (ix86_expand_move): Likewise.
2734 (ix86_expand_vector_move): Likewise.
2735 (ix86_prepare_fp_compare_args): Likewise.
2736 (ix86_expand_carry_flag_compare): Likewise.
2737 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2738 (tls_dynamic_gnu2_combine_32): Likewise.
2739 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2740 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2741 (ia64_expand_movxf_movrf): Likewise.
2742 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2743 (m32c_split_move): Likewise.
2744 (m32c_expand_insv): Likewise.
2745 * config/m68k/m68k.md (movsi): Likewise.
2746 * config/mips/mips.c (mips_force_temporary): Likewise.
2747 (mips_split_symbol): Likewise.
2748 (mips_move_integer): Likewise.
2749 (mips_legitimize_const_move): Likewise.
2750 * config/mn10300/mn10300.md (movsi): Likewise.
2751 * config/pa/pa.c (emit_move_sequence): Likewise.
2752 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2753 (rs6000_got_register): Likewise.
2754 (create_TOC_reference): Likewise.
2755 (rs6000_machopic_legitimize_pic_address): Likewise.
2756 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2757 (various splitters): Likewise.
2758 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2759 (movsi_got): Likewise.
2760 * config/s390/s390.c (emit_symbolic_move): Likewise.
2761 * config/s390/s390.md (movhi, movqi): Likewise.
2762 (load_multiple, store_multiple): Likewise.
2763 * config/score/score.c (score_force_temporary): Likewise.
2764 * config/sh/sh.c (prepare_move_operands): Likewise.
2765 (prepare_cbranch_operands): Likewise.
2766 (emit_fpu_switch): Likewise.
2767 (fpscr_set_from_mem): Likewise.
2768 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2769 (adddi3, subsi3): Likewise.
2770 (various splitters): Likewise.
2771 (divsi_inv_fp_combine): Likewise.
2772 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2773 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2775 * config/sh/predicates.md (xor_operand): Likewise.
2776 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2777 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2778 (movdi_pic_label_ref): Likewise.
2779 * config/spu/spu.c (spu_split_immediate): Likewise.
2780 * config/alpha/alpha.md (various splitters): Remove test
2781 !no_new_pseudos || reload_completed.
2782 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2784 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2785 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2786 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2787 * config/score/score.c (th_output_mi_thunk): Likewise.
2788 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2789 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2791 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2793 PR rtl-optimization/32664
2794 * mode-switching.c (create_pre_exit): Skip barrier insns.
2796 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2798 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2799 force_gimple_operand_bsi.
2800 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2801 rewrite_use_compare): Ditto.
2802 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2804 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2805 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2806 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2807 * tree-profile.c (prepare_instrumented_value,
2808 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2809 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2810 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2811 tree_gen_ior_profiler): Ditto.
2812 * tree-ssa-reassoc.c (negate_value): Ditto.
2813 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2814 Use force_gimple_operand_bsi.
2815 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2816 * tree-if-conv.c (add_to_dst_predicate_list,
2817 find_phi_replacement_condition): Ditto.
2818 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2819 Call mark_symbols_for_renaming for new statements.
2820 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2822 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2824 * cfghooks.c (remove_edge): New function.
2825 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2827 * cfghooks.h (remove_edge): Declare.
2828 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2829 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2831 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2833 * optabs.h: Added declaration for signbit_optab.
2834 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2835 * genoptinit.c (optabs): Added entry for signbit insns.
2836 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2838 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2839 * config/s390/s390.md (signbit<mode>2): New expander.
2841 2007-07-09 Richard Guenther <rguenther@suse.de>
2844 * fold-const.c (fold_plusminus_mult_expr): Move constant
2845 arguments second to allow decomposing.
2847 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2850 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2852 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2853 Disregard DECL_FROM_INLINE.
2855 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2858 * doc/invoke.texi: Add ftree-reassoc flag.
2859 * common.opt (ftree-reassoc): New flag.
2860 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2861 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2863 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2865 PR tree-optimization/32681
2866 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2867 saved in second_edge->aux when first_bb is a loop header.
2869 2007-07-09 Jan HUbicka <jh@suse.cz>
2871 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2873 2007-07-09 Richard Guenther <rguenther@suse.de>
2875 * c-decl.c (start_function): Do not promote return type.
2877 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2879 * function.c (do_warn_unused_parameter): Do not warn if
2880 TREE_NO_WARNING is set.
2882 2007-07-08 Andreas Schwab <schwab@suse.de>
2884 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2886 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2889 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2891 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2892 apply to assembly language, too.
2893 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2895 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2897 Revert (note the sccvn portions are *not* reverted)
2898 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2900 Fix PR tree-optimization/23488
2902 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2904 * tree-flow-inline.h (get_value_handle): Ditto.
2905 * tree-ssa-pre.c (decl_vh_map): New.
2906 (decl_node_pool): New.
2907 (can_value_number_operation): Support DECL_P.
2908 (can_PRE_operation): Ditto.
2909 (create_expression_by_pieces): Ditto.
2910 (find_existing_value_expr): Modify to differnetiate between
2911 addressing and top level.
2912 (create_value_handle_for_expr): Handle DECL's.
2913 (poolify_tree): Ditto.
2914 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2915 (make_values_for_stmt): Handle DECL's properly.
2916 (init_pre): Reorg to not init useless things during FRE.
2918 * tree-flow.h: Include pointer-set.h.
2919 (decl_vh_map): Declare.
2920 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2922 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2924 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2925 the constraint description.
2926 * doc/md.texi: Update documentation of AVR constraints.
2928 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2930 * auto-inc-dec.c, config/arm/arm.c,
2931 config/m32r/constraints.md, config/mips/mips.md,
2932 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2933 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2934 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2935 typos. Follow spelling conventions.
2936 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2938 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2939 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2941 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2942 realloc_vuse): Remove.
2943 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2946 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2948 Fix PR tree-optimization/23488
2950 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2951 (try_to_simplify): Ditto.
2953 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2955 * tree-flow-inline.h (get_value_handle): Ditto.
2956 * tree-ssa-pre.c (decl_vh_map): New.
2957 (decl_node_pool): New.
2958 (can_value_number_operation): Support DECL_P.
2959 (can_PRE_operation): Ditto.
2960 (create_expression_by_pieces): Ditto.
2961 (find_existing_value_expr): Modify to differnetiate between
2962 addressing and top level.
2963 (create_value_handle_for_expr): Handle DECL's.
2964 (poolify_tree): Ditto.
2965 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2966 (make_values_for_stmt): Handle DECL's properly.
2967 (init_pre): Reorg to not init useless things during FRE.
2969 * tree-flow.h: Include pointer-set.h.
2970 (decl_vh_map): Declare.
2971 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2973 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2975 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2976 apply to assembly language, too.
2977 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2979 2007-07-06 Ian Lance Taylor <iant@google.com>
2980 Zack Weinberg <zackw@panix.com>
2983 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2985 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2987 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2988 (prefetch): Likewise if "pref" would be used.
2990 2007-07-06 Josh Conner <jconner@apple.com>
2994 * calls.c (store_one_arg): Handle arguments which are partially
2995 on the stack when detecting argument overlap.
2997 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2999 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
3000 chosen during find_reloads.
3002 2007-07-06 Richard Guenther <rguenther@suse.de>
3004 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
3005 TYPE_ARG_TYPES for verification of argument types. Use
3006 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
3007 parameters as variable arguments.
3009 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
3011 * libgcc2.h (word_type): Type definition removed.
3012 (cmp_return_type, shift_count_type): Type definitions added.
3013 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3014 replaced with shift_count_type.
3015 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3017 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
3018 changed from word_type to Wtype.
3019 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3020 replaced with shift_count_type.
3021 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3023 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
3024 and libgcc_shift_count attribute added.
3025 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
3026 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
3027 (TARGET_INITIALIZER): New target hooks added.
3028 * targhooks.c (default_libgcc_cmp_return_mode,
3029 default_libgcc_shift_count_mode): Default implementations for the new
3031 * targhooks.h (default_libgcc_cmp_return_mode,
3032 default_libgcc_shift_count_mode): Function prototypes added.
3033 * target.h (struct gcc_target): Fields for the new target hooks added.
3034 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
3036 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
3039 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
3040 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
3042 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
3043 s390_libgcc_shift_count_mode): Functions added.
3044 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
3045 Target hooks defined.
3047 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3049 * config/mips/mips.c (compute_frame_size): Restore the original
3050 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
3051 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
3052 Document why the difference is needed.
3054 2007-07-06 Richard Guenther <rguenther@suse.de>
3056 * c-common.c (boolean_increment): Use correctly typed
3059 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3061 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
3062 the topmost argument register is not also included in the save mask.
3063 (mips16e_collect_argument_save_p): Take a pointer to the argument
3064 register, rather than a pointer to the number of arguments.
3065 (mips16e_collect_argument_saves): Only include argument saves
3066 that aren't in the register mask.
3068 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3070 PR rtl-optimization/32450
3071 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3072 to ensure that instructions are not moved into the prologue when
3073 profiling is on. Remove unused prologue_end variable.
3074 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3075 as a scheduling barrier.
3077 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3080 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3081 Disregard DECL_FROM_INLINE.
3083 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3085 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3086 IORing with a constant.
3088 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3090 PR rtl-optimization/32475
3091 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3092 for every definition of the stack pointer.
3094 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3096 * arm.c (vfp3_const_double_index): Copy signed results of
3097 REAL_VALUE_TO_INT into unsigned vars.
3099 2007-07-05 Richard Guenther <rguenther@suse.de>
3102 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3104 * tree-ssa.c (useless_type_conversion_p): Check canonical
3107 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3109 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3110 zero_extendhisi2): Change to define_insn_and_split.
3111 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3113 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3115 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3116 pass_match_asm_constraints): New.
3117 * passes.c (init_optimization_passes): Add new pass.
3118 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3119 * function.h (struct function): Add has_asm_statement bit.
3120 (current_function_has_asm_statement): New.
3121 * tree-pass.h (pass_match_asm_constraints): New.
3123 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3125 * config/mips/mips.c (mips_file_start): Avoid declaration
3128 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3130 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3132 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3134 * rtl.def (NOTE): Change print format string to print
3135 operand 5 as a note insn name.
3137 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3138 David Ung <davidu@mips.com>
3140 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3141 * doc/invoke.texi: (MIPS Options): Document them.
3143 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3144 David Ung <davidu@mips.com>
3146 Add support for SmartMIPS ASE.
3148 * optabs.c (expand_binop_directly): New, broken out from...
3149 (expand_binop): Here. Make it try rotating in the other
3150 direction even when the second operand isn't constant.
3151 * config/mips/mips.md (*lwxs): New.
3152 * config/mips/mips.opt (msmartmips): New.
3153 * config/mips/mips.c (mips_lwxs_address_p): New.
3154 (mips_rtx_costs): Make it recognize scaled indexed addressing.
3155 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3156 __mips_smartmips when compiling for TARGET_SMARTMIPS.
3157 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
3158 (ISA_HAS_LWXS): New.
3159 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
3160 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
3161 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
3162 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
3163 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
3164 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
3165 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
3167 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3169 * tree-vectorizer.c (new_loop_vec_info): Initialize
3170 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3171 * tree-vectorizer.h (_loop_vec_info): Added new filed
3172 min_profitable_iters.
3173 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
3174 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
3175 * tree-vect-analyze.c (vect_analyze_operations): Set
3176 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3177 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
3178 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
3179 Fix calculation of peel_iters_prologue. Move consideration of epilogue
3180 and prologue cost to after they are computed.
3181 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
3183 (vect_model_simple_cost): Takes additional argument dt. Consider cost
3184 of creating vectors from scalars according to dt.
3185 (vect_model_store_cost): Likewise.
3186 (vectorizable_call): Use dt array instead of scalar dt. Call
3187 vect_model_simple_cost with additional argument dt.
3188 (vectorizable_assignment): Likewise.
3189 (vectorizable_operation): Likewise.
3190 (vectorizable_type_demotion): Likewise.
3191 (vectorizable_type_promotion): Likewise.
3192 (vectorizable_store): Use dt array instead of scalar dt. Call
3193 vect_model_store_cost with additional argument dt.
3194 (vect_do_peeling_for_loop_bound): Don't call
3195 vect_estimate_min_profitable_iters. Instead, lookup
3196 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
3197 "may not be profitable".
3199 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3202 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
3203 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
3204 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
3205 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
3207 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
3209 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
3210 addressing modes cheaper.
3212 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
3214 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
3215 (dw_ranges_struct): Rename block_num to num. Adjust.
3216 (dw_ranges_by_label_struct): New.
3217 (ranges_by_label, ranges_by_label_allocated,
3218 ranges_by_label_in_use): New variables.
3219 (add_ranges_num): Factored most of the code out of...
3220 (add_ranges): ... this one. Rewrite in terms of the former.
3221 (add_ranges_by_labels): New.
3222 (output_ranges): Output by-label ranges.
3223 (dwarf2out_finish): Output range for multiple-section
3224 compile_unit. Output standard DW_AT_low_pc in addition to
3225 unexpected DW_AT_entry_pc.
3227 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
3229 PR tree-optimization/32604
3230 PR tree-optimization/32606
3232 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
3233 (compute_antic_safe): Removed.
3234 (ANTIC_SAFE_LOADS): Ditto.
3235 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
3236 (execute_pre): Don't call compute_antic_safe.
3237 (vuse_equiv): New function.
3238 (make_values_for_stmt): Use it
3239 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
3242 2007-07-04 Anatoly Sokolov <aesok@post.ru>
3245 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
3247 (avr_attribute_table): Make "naked" attribute apply to function types
3248 rather than to decls.
3249 (avr_handle_fntype_attribute): New function.
3251 2007-07-04 Joseph Myers <joseph@codesourcery.com>
3253 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
3256 2007-07-04 David Ung <davidu@mips.com>
3257 Joseph Myers <joseph@codesourcery.com>
3259 * config/mips/mips.md (type): Add logical, signext and move.
3260 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
3261 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
3262 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
3263 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
3264 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
3265 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
3266 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
3267 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
3268 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
3269 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
3270 movv2sf_hardfloat_64bit): Use the new types.
3271 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
3272 *movdf_softfloat, *movdf_mips16): Use "multi".
3273 (extendqihi2): Replace with a define_expand.
3274 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
3275 Based on extend<SHORT:mode><GPR:mode>2 patterns.
3276 * config/mips/74k.md (r74k_int_logical): New reservation and
3278 (r74k_int_arith): Remove "slt".
3279 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
3280 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
3281 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
3282 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
3283 reservations for "arith".
3285 2007-07-04 Richard Guenther <rguenther@suse.de>
3287 * tree-ssa.c (useless_type_conversion_p): Add handling for
3288 scalar float and vector types. Only call the types_compatible_p
3289 langhook for aggregate types as last resort. Follow the
3292 2007-07-04 Richard Guenther <rguenther@suse.de>
3294 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
3295 the same as NOP_EXPR.
3297 2007-07-04 Nick Clifton <nickc@redhat.com>
3299 * target.h (struct gcc_target): Add target_help field.
3300 * target-def.h (TARGET_HELP): New.
3301 (TARGET_INITIALIZER): Use TARGET_HELP.
3302 * opts.c (command_handle_option): Invoke target_help function, if
3303 defined, when the user has specified --target-help on the command
3305 * doc/invoke.texi: Mention that --target-help might print
3306 additional information.
3307 * doc/tm.texi: Document TARGET_HELP hook.
3309 * arm.c (TARGET_HELP): Override default definition.
3310 (arm_target_help): New - display a wrapped list of cores and
3311 architectures supported.
3313 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
3315 * config/gcc/v850/v850.c (expand_prologue): Make sure
3316 GEN_INT() argument is sign extended rather than zero extended.
3317 (expand_epilogue): Likewise.
3318 (output_move_double): Delete.
3319 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
3320 * config/gcc/v850/v850.md (movdi): Delete.
3321 (*movdi_internal): Delete.
3323 (*movdf_internal): Delete.
3325 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3327 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
3328 unless compiling RTP PIC.
3330 2007-07-04 Richard Guenther <rguenther@suse.de>
3332 PR tree-optimization/32482
3333 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
3334 original ssa name if we didn't find a shift expression.
3335 Fix shift constant for bit zero test.
3337 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3339 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
3341 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3343 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
3344 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
3345 * config/arm/vxworks.h (ASM_SPEC): Delete.
3346 (SUBTARGET_EXTRA_ASM_SPEC): Define.
3348 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3350 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
3351 (DDR_REVERSED_P): New.
3352 * tree-data-ref.c (initialize_data_dependence_relation,
3353 build_classic_dist_vector): Set DDR_REVERSED_P.
3355 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3358 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
3359 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3360 init_omega_for_ddr_1): Use non conservative number of iterations
3362 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
3363 (analyze_siv_subscript): Remove FIXME and reinitialization of
3364 last_conflicts to chrec_dont_know.
3365 * testsuite/gfortran.dg/vect/pr32457.f90: New.
3367 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3369 * tree.c (maybe_canonicalize_argtypes): Improve description.
3371 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3373 * tree.c (maybe_canonicalize_argtypes): New.
3374 (build_function_type): Set canonical type.
3375 (build_method_type_directly): Ditto.
3376 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
3379 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3381 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
3383 (rewrite_use_nonlinear_expr): Likewise.
3385 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3387 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
3389 2007-07-04 Ben Elliston <bje@au.ibm.com>
3391 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
3394 * c-objc-common.c (c_types_compatible_p): Fix indentation.
3396 * doc/tm.texi (Run-time Target): Capitalise "CPU".
3397 (Exception Handling): Likewise.
3399 2007-07-03 Jan Hubicka <jh@suse.cz>
3401 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
3403 2007-07-03 Eric Christopher <echristo@apple.com>
3405 * doc/cppopts.texi: Add conflicting option note to -dM.
3406 * doc/invoke.texi: Add note about possible conflicts with
3407 -E for -dCHARS and note that -dM will not produce
3408 any results if there is no machine dependent reorg.
3410 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3412 * tree.h (DECL_ALIGN): Back out previous change.
3414 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3416 * configure.ac: Test for .dtprelword support on MIPS.
3417 * configure, config.in: Regenerate.
3418 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
3419 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3421 2007-07-03 Julian Brown <julian@codesourcery.com>
3423 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
3424 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
3425 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
3426 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
3428 (all_fpus): Add FPUTYPE_VFP3.
3429 (fp_model_for_fpu): Add VFPv3 field.
3430 (arm_rtx_costs_1): Give cost to VFPv3 constants.
3431 (vfp3_const_double_index): New function. Return integer index of
3432 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
3434 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
3435 and argument represents a valid RTX for a VFPv3 constant.
3436 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
3438 (vfp_emit_fstmd): Similar, for fstmd.
3439 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
3440 constants, represented as integer indices.
3441 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
3442 VFP_REGNO_OK_FOR_DOUBLE macros.
3443 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
3444 (arm_file_start): Set float-abi attribute for VFPv3, and output
3445 correct ".fpu" assembler directive.
3446 (arm_dbx_register_numbering): Add FIXME.
3447 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
3448 (fputype): Add FPUTYPE_VFP3.
3449 (FIXED_REGISTERS): Add 32 registers for D16-D31.
3450 (CALL_USED_REGISTERS): Likewise.
3451 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
3452 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
3453 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
3454 (D7_VFP_REGNUM): New.
3455 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
3456 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
3457 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
3458 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
3459 (REG_ALLOC_ORDER): Adjust for VFPv3.
3460 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
3461 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
3462 VFP_LO_REGS, VFP_HI_REGS.
3463 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
3464 (IS_VFP_CLASS): Define macro.
3465 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
3467 (REGISTER_MOVE_COST): Likewise.
3468 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
3469 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
3470 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
3471 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
3472 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
3473 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
3474 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
3475 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
3476 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
3477 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
3478 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
3479 where appropriate for single-word registers.
3480 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
3481 As above. Fix type attributes.
3482 * config/arm/constraints.md (register_contraint "t"): Define.
3483 (register_constraint "w"): Change to D0-D15, or D0-D31 for
3485 (register_constraint "x"): Define.
3486 (constraint "Dv"): Define.
3488 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3490 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
3492 2007-07-03 Tom Tromey <tromey@redhat.com>
3494 * c-parser.c (objc_pq_context): Removed.
3495 (objc_need_raw_identifier): Likewise.
3496 (c_parser) <objc_pq_context>: New field.
3497 <objc_need_raw_identifier>: Likewise.
3498 (OBJC_NEED_RAW_IDENTIFIER): Removed.
3499 (c_lex_one_token): Update.
3500 (c_parser_objc_protocol_definition): Update.
3501 (c_parser_objc_method_definition): Update.
3502 (c_parser_objc_methodproto): Update.
3503 (c_parser_declspecs): Update.
3505 2007-07-03 David Ung <davidu@mips.com>
3507 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
3509 2007-07-03 David Ung <davidu@mips.com>
3510 Richard Sandiford <richard@codesourcery.com>
3512 * doc/invoke.texi: Document -march=74kf3_2.
3513 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
3514 (TUNE_74K): Check for it.
3515 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
3516 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
3517 * config/mips/mips.md (cpu): Add 74kf3_2.
3518 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
3519 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
3520 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
3521 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
3522 74kf3_2 to the CPU list.
3523 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
3524 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
3525 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
3526 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
3527 (r74kf3_2_fxfer_from_c1): New insn reservations.
3529 2007-07-03 Richard Sandiford <richard@codesourcery.com>
3530 David Ung <davidu@mips.com>
3532 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
3533 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
3534 and 74k[fx]. Document aliases for the new options.
3535 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
3536 (PROCESSOR_24KF2_1): ...this.
3537 (PROCESSOR_24KX): Rename to...
3538 (PROCESSOR_24KF1_1): ...this.
3539 (PROCESSOR_74KF): Rename to...
3540 (PROCESSOR_74KF2_1): ...this.
3541 (PROCESSOR_74KX): Rename to...
3542 (PROCESSOR_74KF1_1): ...this.
3543 (TUNE_74K): Update PROCESSOR_* names.
3544 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
3545 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
3546 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
3547 (mips_rtx_cost_data): Update processor names in comments.
3548 (mips_issue_rate): Update PROCESSOR_* names.
3549 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
3550 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
3551 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
3552 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
3553 Update cpu attribute names.
3554 (r24k_fpu_iss): Rename this reservation to...
3555 (r24kf2_1_fpu_iss): ...this and update all uses.
3556 (r24kx_fpu_iss): Rename this reservation to...
3557 (r24kf1_1_fpu_iss): ...this and update all uses.
3558 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
3559 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
3560 Update cpu attribute names.
3562 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
3564 * config/m32r/constraints.md: New file.
3565 * config/m32r/m32r.c: Include tm-constrs.h.
3566 (small_data_operand): Use satisfies_constraint_* instead of macro.
3567 (addr24_operand, gen_compare): Likewise.
3568 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
3569 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
3570 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3571 EXTRA_CONSTRAINT): Likewise.
3572 * config/m32r/m32r.md: Include constraints.md.
3573 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3574 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3575 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3576 (two_insn_const_operand, int8_operand, uint16_operand,
3577 reg_or_int16_operand, reg_or_uint16_operand,
3578 reg_or_cmp_int16_operand, cmp_int16_operand,
3579 seth_add3_operand): Likewise.
3581 2007-07-03 Eric Christopher <echristo@gmail.com>
3583 * libgcc2.h: Conditionally declare __bswapsi2 and
3586 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3588 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3591 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3594 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3595 (__gthrw_pragma): Provide default definition.
3597 * gthr-posix.c (__gthrw_pragma): Define.
3599 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3601 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3602 before declaring inequality.
3604 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3606 * combine.c (recog_for_combine): Log the success or failure of
3607 matching new insn patterns against the machine description in
3610 2007-07-03 Revital Eres <eres@il.ibm.com>
3612 * ddg.c (print_sccs): New function.
3613 (check_sccs): New function.
3614 (create_ddg_all_sccs): Use it.
3615 * ddg.h (print_sccs): Declare.
3616 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3618 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3620 * targhooks.h (default_mode_for_suffix): New function declaration.
3621 * targhooks.c (default_mode_for_suffix): New default target hook.
3622 * target.h (struct c): New structure in the targetm struct.
3623 (mode_for_suffix): New target hook as part of struct c.
3624 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3625 default_mode_for_suffix.
3626 (TARGET_C): New define.
3627 * c-lex.c: Include "target.h".
3628 (interpret_float): Use targetm.c.mode_for_suffix to determine
3629 the mode for a given non-standard suffix.
3630 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3632 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3633 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3635 * doc/extend.texi (Floating Types): New node. Document __float80 and
3636 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3638 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3641 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3642 predicate instead of target_operand.
3643 (divsi3_i1_media, divsi3_media_2): Likewise.
3645 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3647 * tree.h (alias_sets_might_conflict_p): Rename into
3648 alias_sets_must_conflict_p.
3649 * alias.c (alias_sets_might_conflict_p): Likewise.
3650 (alias_sets_conflict_p): Use it.
3651 (objects_must_conflict_p): Likewise.
3652 * c-common.c (strict_aliasing_warning): Adjust.
3654 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3656 * rtlhooks.c (gen_lowpart_if_possible): Check for
3657 invalid subreg before calling gen_lowpart_SUBREG.
3659 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3661 * config/darwin9.h: Add copyright notice.
3662 (LINK_COMMAND_SPEC): Add comment.
3663 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3664 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3665 DARWIN_LIBSYSTEM_HAS_UNWIND.
3667 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3670 * omp-low.c (check_combined_parallel): New function.
3671 (lower_omp_parallel): Call it via walk_stmts, set
3672 OMP_PARALLEL_COMBINED if appropriate.
3673 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3674 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3675 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3676 don't consider it as combined parallel.
3678 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3680 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3681 (gcc_tooldir): Likewise.
3682 * configure: Regenerate.
3683 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3684 old configure.ac gcc_tooldir setting.
3685 (prefix_to_exec_prefix): New variable.
3686 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3687 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3689 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3691 Fix PR tree-optimization/32583
3692 Fix PR tree-optimization/32584
3693 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3694 (phi_translate_set): Use phi_translate directly now.
3695 (make_values_for_stmt): Don't value number RHS if we already know
3698 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3699 Jim Wilson <wilson@specifix.com>
3702 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3705 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3706 Richard Sandiford <richard@codesourcery.com>
3707 Nigel Stephens <nigel@mips.com>
3709 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3710 (mips16e_output_save_restore): Declare.
3711 (mips16e_save_restore_pattern_p): Likewise.
3712 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3713 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3714 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3715 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3716 (BITSET_P): New global macro, extracted from...
3717 (mips_for_each_saved_reg): ...here.
3718 (mips16e_save_restore_info): New struct.
3719 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3720 (mips16e_save_restore_regs): New variable.
3721 (mips_split_plus, mips16e_find_first_register): New functions.
3722 (mips16e_mask_registers): New function.
3723 (compute_frame_size): Expand the commentary before the function.
3724 Enforce the MIPS16e save and restore register range restrictions.
3725 Pad the general register save area at the low end.
3726 (mips16e_save_restore_reg, mips16e_build_save_restore)
3727 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3728 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3729 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3731 (mips_expand_prologue, mips_expand_epilogue): Handle
3732 GENERATE_MIPS16E_SAVE_RESTORE.
3733 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3735 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3737 PR tree-optimization/31966
3738 PR tree-optimization/32533
3739 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3740 "basic_block" description as its third argument. Update function
3741 calls to get destination bb from "edge" argument. Save "cond" into
3742 aux field of the edge. Update prototype for changed arguments.
3743 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3745 (find_phi_replacement_condition): Operate on incoming edges, not
3746 on predecessor blocks. If there is a condition saved in the
3747 incoming edge aux field, AND it with incoming bb predicate.
3748 Return source bb of the first edge.
3749 (clean_predicate_lists): Clean aux field of outgoing node edges.
3750 (tree_if_conversion): Do not initialize cond variable. Move
3751 variable declaration into the loop.
3752 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3753 initializations of new_stmt, arg0 and arg1 variables.
3755 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3757 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3758 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3760 2007-07-02 Richard Guenther <rguenther@suse.de>
3762 * tree-ssa.c (useless_type_conversion_p): Document
3763 future intent as defining the middle-end type system.
3764 Re-structure to call langhook last, group by type class,
3765 mark questionable parts.
3767 2007-07-02 Richard Guenther <rguenther@suse.de>
3769 * tree-flow.h (types_compatible_p): Declare.
3770 * tree-ssa.c (types_compatible_p): New function.
3771 * ipa-type-escape.c (discover_unique_type): Use
3772 types_compatible_p instead of lang_hooks.types_compatible_p.
3773 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3774 * tree-vn.c (expressions_equal_p): Likewise.
3775 * tree.c (fields_compatible_p): Likewise.
3776 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3777 (cprop_operand): Use useless_type_conversion_p instead of
3778 lang_hooks.types_compatible_p.
3779 * tree-inline.c (setup_one_parameter): Likewise.
3780 (declare_return_variable): Likewise.
3781 * tree-nrv.c (tree_nrv): Likewise.
3782 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3783 (maybe_fold_offset_to_component_ref): Likewise.
3784 (maybe_fold_offset_to_reference): Likewise.
3785 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3786 (merge_alias_info): Likewise.
3787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3788 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3789 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3790 * tree-tailcall.c (find_tail_calls): Likewise.
3791 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3792 * gimplify.c (canonicalize_addr_expr): Likewise.
3793 (fold_indirect_ref_rhs): Likewise.
3794 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3795 (cpt_same_type): Likewise.
3796 (check_pointer_types_r): Swap parameters to cpt_same_type
3798 * fold-const.c (fold_convert): Revert fix for PR15988.
3799 * tree-inline.c (setup_one_parameter): Instead fix it here by
3800 using fold_build1 instead of fold_convert and checking for
3801 error_mark_node. Convert only if the conversion is necessary.
3803 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3805 * configure.ac: Check for .gnu_attribute on Power.
3806 * configure: Regenerate.
3807 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3808 attribute for floating-point ABI.
3810 2007-07-02 Ira Rosen <irar@il.ibm.com>
3812 PR tree-optimization/32230
3813 PR tree-optimization/32477
3814 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3815 address is a constant.
3817 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3819 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3820 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3821 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3822 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3823 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3824 64-bit targets. Add support for *-elfoabi*.
3825 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3826 different settings if $(tm_defines) does not select the EABI.
3827 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3828 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3829 (MIPS_ARCH_OPTION_SPEC): Likewise.
3830 (MIPS_ISA_LEVEL_SPEC): Likewise.
3831 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3832 * config/mips/elfoabi.h: New file.
3834 2007-07-02 Richard Guenther <rguenther@suse.de>
3836 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3837 (useless_type_conversion_p): ... this.
3838 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3839 (useless_type_conversion_p): ... this.
3840 * builtins.c (fold_builtin_memory_op): Rename
3841 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3842 * tree-cfg.c (verify_expr): Likewise.
3843 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3844 * tree-ssa-ccp.c (ccp_fold): Likewise.
3845 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3846 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3848 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3849 * tree-ssa-pre.c (eliminate): Likewise.
3850 * tree-ssa.c (delete_tree_ssa): Likewise.
3851 (tree_ssa_useless_type_conversion): Likewise.
3852 * tree.c (build2_stat): Likewise.
3854 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3856 Fix PR tree-optimization/32571
3857 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3860 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3862 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3863 and other expected operations explicitly, change default to
3866 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3868 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3870 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3871 (tls_load_dot_plus_eight): Move the label number into the unspec.
3872 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3874 2007-07-01 Andreas Schwab <schwab@suse.de>
3876 * dwarf2out.c (initial_return_save): Define only if used.
3878 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3880 Unreverting Richard's Revert of:
3882 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3884 * dce.c (deletable_insn_p_1): New function, split out from...
3885 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3886 specially, not those inside PARALLELs. Remove BODY argument
3887 and adjust recursive call accordingly.
3888 (prescan_insns_for_dce): Update call to delete_insn_p.
3890 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3891 Revital Eres <eres@il.ibm.com>
3893 * ddg.c (create_ddg_all_sccs): Fix missed
3894 initialization of scc_nodes.
3896 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3899 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3900 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3902 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3904 * configure.ac: Check for .gnu_attribute on MIPS.
3905 * configure, config.in: Regenerate.
3906 * config/mips/mips.c (mips_file_start): If supported, output
3907 attribute for floating-point ABI.
3909 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3913 (ffs_cmove): New expander to expand using ctz pattern.
3914 (*ffs_cmove): Remove pattern.
3915 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3916 (ffsdi2): Expand using ctz pattern.
3917 (*ffs_rex64): Remove pattern.
3919 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3921 PR rtl-optimization/32296
3922 * pa.md (return): Delete pattern.
3923 (return_internal): Remove "(const_int 1)" from pattern.
3924 (epilogue): Use return_internal pattern for trivial returns.
3925 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3926 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3928 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3930 * tree-ssa-pre.c (is_exception_related): New function
3931 (can_value_number_operation): Use it.
3933 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3935 Fix PR tree-optimization/32540
3936 Fix PR tree-optimization/31651
3938 * tree-ssa-sccvn.c: New file.
3940 * tree-ssa-sccvn.h: Ditto.
3942 * tree-vn.c: Include tree-ssa-sccvn.h
3943 (val_expr_paid_d): Removed.
3944 (value_table): Ditto.
3945 (vn_compute): Ditto.
3946 (val_expr_pair_hash): Ditto.
3947 (val_expr_pair_expr_eq): Ditto.
3948 (copy_vuses_from_stmt): Ditto.
3951 (shared_vuses_from_stmt): Ditto.
3952 (print_creation_to_file): Moved up.
3953 (sort_vuses): Ditto.
3954 (sort_vuses_heap): Ditto.
3955 (set_value_handle): Make non-static.
3956 (make_value_handle): Ditto.
3957 (vn_add): Rewritten to use sccvn lookups.
3958 (vn_add_with_vuses): Ditto.
3959 (vn_lookup): Ditto (and second argument removed).
3960 (vn_lookup_with_vuses): Ditto.
3961 (vn_lookup_or_add): Ditto (and second argument removed);
3962 (vn_lookup_or_add_with_vuses): Ditto.
3963 (vn_lookup_with_stmt): New.
3964 (vn_lookup_or_add_with_stmt): Ditto.
3965 (create_value_handle_for_expr): Ditto.
3967 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3968 (seen_during_translate): New function.
3969 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3970 (phi_trans_add): Ditto.
3971 (constant_expr_p): FIELD_DECL is always constant.
3972 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3973 Use constant_expr_p.
3974 Avoid infinite recursion on mutually valued expressions.
3975 Change callers of vn_lookup_or_add.
3976 (phi_translate): New function.
3977 (compute_antic_safe): Allow phi nodes.
3978 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3979 (find_or_generate_expression): Rewrite slightly.
3980 (create_expression_by_pieces): Updated for vn_lookup_or_add
3982 Update VN_INFO for new names.
3983 (insert_into_preds_of_block): Update for new names.
3984 (add_to_exp_gen): New function.
3985 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3986 (find_existing_value_expr): Rewrite to changed vn_lookup.
3987 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3988 (try_look_through_load): Removed.
3989 (try_combine_conversion): Ditto.
3990 (get_sccvn_value): New function.
3991 (make_values_for_phi): Ditto.
3992 (make_values_for_stmt): Ditto.
3993 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3995 (init_pre): Update for SCCVN changes.
3997 (execute_pre): Ditto.
3999 * tree-flow.h (make_value_handle): Declare.
4000 (set_value_handle): Ditto.
4001 (sort_vuses_heap): Ditto.
4002 (vn_lookup_or_add_with_stmt): Ditto.
4003 (vn_lookup_with_stmt): Ditto.
4004 (vn_compute): Remove.
4007 (vn_lookup): Update arguments.
4009 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
4011 (tree-ssa-sccvn.o): New.
4012 (OBJS-common): Add tree-ssa-sccvn.o
4014 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4017 * c-typeck.c (build_external_ref): Don't mark as used if called
4019 * calls.c (rtx_for_function_call): Likewise.
4021 2007-06-30 Richard Sandiford <richard@codesourcery.com>
4025 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4027 * dce.c (deletable_insn_p_1): New function, split out from...
4028 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4029 specially, not those inside PARALLELs. Remove BODY argument
4030 and adjust recursive call accordingly.
4031 (prescan_insns_for_dce): Update call to delete_insn_p.
4033 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
4035 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
4036 (try_combine): Move potential calls to undo_all() so they happen
4037 before we commit to using the combined insns.
4039 2006-06-30 Jan Hubicka <jh@suse.cz>
4041 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
4044 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
4046 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
4047 (cgraph_remove_unreachable_nodes): Likewise.
4048 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
4049 * ipa-inline.c (update_caller_keys): Cast according to the coding
4051 (cgraph_decide_recursive_inlining): Likewise.
4052 (cgraph_decide_inlining_of_small_function): Likewise.
4053 (try_inline): Likewise.
4054 (cgraph_decide_inlining_incrementally): Likewise.
4055 * ipa-pure-const.c (get_function_state): Likewise.
4056 (scan_function): Likewise.
4057 (analyze_function): Likewise.
4058 (static_execute): Likewise.
4059 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
4060 (merge_callee_local_info): Likewise.
4061 (analyze_function): Use type safe memory macros.
4062 (static_execute): Likewise. Cast according to the coding conventions.
4063 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4065 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4067 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4068 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4071 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4074 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4075 for complex modes (both int and real).
4077 2007-06-29 Jan Hubicka <jh@suse.cz>
4079 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4081 2007-06-29 Jan Hubicka <jh@suse.cz>
4084 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4087 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4090 * config/avr/avr.c: Include dataflow header file.
4091 (expand_prologue): Adjust for prologue insn change.
4092 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4095 2007-06-29 Richard Guenther <rguenther@suse.de>
4098 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4099 during type verification.
4101 2007-06-29 Jan Hubicka <jh@suse.cz>
4103 * recog.c (validate_change_rtx_1): Unshare TO argument.
4105 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4107 PR tree-optimization/24659
4108 * tree-vect-transform.c (vectorizable_call): Handle
4109 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4111 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4112 * config/i386/i386.c (enum ix86_builtins)
4113 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4114 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4116 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4117 const using def_builtin_const.
4118 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4119 input operands in the same modes as the result.
4120 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4122 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4124 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4125 (df_set_dead_notes_for_mw): Likewise.
4127 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4129 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4131 2007-06-28 DJ Delorie <dj@redhat.com>
4133 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4135 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4137 * doc/invoke.texi (C++ Dialect Options): Document
4138 fvisibility-ms-compat.
4139 * c.opt (fvisibility-ms-compat): New.
4141 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4144 * tree-affine.c (aff_combination_add_elt): Handle
4145 pointer addition specially.
4147 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4149 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4150 decl is non-external for AIX ABI.
4152 2007-06-28 David Edelsohn <edelsohn@gnu.org>
4154 * config/rs6000/predicates.md (current_file_function_operand):
4155 Ensure the symbol is non-external for AIX ABI.
4157 2007-06-28 Nick Clifton <nickc@redhat.com>
4159 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
4160 (fdce, fdse, fpredictive-commoning): Likewise.
4162 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4165 * gcc.c (process_command): Recognize the new -static-libgfortran
4168 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
4171 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
4172 Use a call clobbered hard reg instead of a pseudo reg.
4174 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4176 * config/sh/sh.md (load_gbr): Use correct operand constraint.
4178 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4181 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
4182 REG_LIBCALL and REG_RETVAL notes.
4183 (divsi3, mulsi3): Likewise.
4184 (mulhisi3): Likewise. Use emit_libcall_block.
4185 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
4187 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
4189 PR rtl-optimization/32481
4190 * combine.c (adjust_for_new_dest): Rescan the changed insn.
4192 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4194 * dce.c (deletable_insn_p_1): New function, split out from...
4195 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4196 specially, not those inside PARALLELs. Remove BODY argument
4197 and adjust recursive call accordingly.
4198 (prescan_insns_for_dce): Update call to delete_insn_p.
4200 2007-06-27 Richard Guenther <rguenther@suse.de>
4203 * tree.h (fold_convertible_p): Declare.
4204 * fold-const.c (fold_convertible_p): New function.
4205 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
4206 instead of lang_hooks.types_compatible_p.
4208 2007-06-26 Jan Hubicka <jh@suse.cz>
4210 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
4211 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
4212 early use validate_unshare_change.
4213 (reload_combine): Likewise.
4214 * recog.c (change_t): New field unshare.
4215 (validate_change_1): Rename from validate_change; add argument unshare.
4216 (validate_change): Turn into wrapper of validate_change_1; update
4217 prototype for bools.
4218 (validate_unshare_change): New.
4219 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
4220 calls of df_insn_rescan.
4221 * recog.h (validate_change): Replace ints by bools.
4222 (validate_unshare_change): Declare.
4224 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4226 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
4228 2007-06-26 Steve Ellcey <sje@cup.hp.com>
4230 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
4232 2007-06-25 Jan Hubicka <jh@suse.cz>
4234 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
4236 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
4237 cgraph_decide_inlining_incrementally): Move uninlinability checks to
4238 places other call site specific checks are performed.
4240 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4243 * tree-vect-transform.c (vectorizable_operation): Convert
4244 POINTER_PLUS_EXPR over to PLUS_EXPR.
4246 2007-06-25 Chao-ying Fu <fu@mips.com>
4248 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
4249 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
4250 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4251 Document GET_MODE_IBIT, and GET_MODE_FBIT.
4253 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
4254 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4255 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
4256 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
4257 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
4258 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
4259 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
4260 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
4261 ALL_FIXED_POINT_MODE_P): New define.
4262 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4264 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
4266 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
4267 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4268 MODE_VECTOR_UACCUM): New mode classes.
4270 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
4271 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
4272 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
4275 * genmodes.c (struct mode_data): Add ibit and fbit fields.
4276 (blank_mode): Initialize ibit and fbit.
4277 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
4278 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4280 (new_adjust): Change required_class to required_class_from and
4281 required_class_to for testing within a range.
4282 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4283 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4285 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
4286 (make_fixed_point_mode): New.
4287 (_ADD_ADJUST): Change C to C1 and C2.
4288 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
4289 use a range for machine classes.
4290 (ADJUST_IBIT, ADJUST_FBIT): New.
4291 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
4293 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4294 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4295 Emit adjustment for ibit and fbit.
4296 (emit_mode_ibit, emit_mode_fbit): New.
4297 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
4299 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
4301 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
4302 as the source of the set.
4304 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
4306 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4307 FP_REGNO_P): Use IN_RANGE.
4308 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4309 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
4310 (DATA_REG_P): Use DATA_REGNO_P.
4311 (FP_REG_P): Use FP_REGNO_P.
4312 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
4313 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
4314 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
4316 2007-06-24 Jan Hubicka <jh@suse.cz>
4319 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
4321 2007-06-24 Sebastian Pop <sebpop@gmail.com>
4324 * fold-const.c (fold_binary): Strip nops of operand 0
4325 of BIT_NOT_EXPR before calling operand_equal_p.
4326 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
4327 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
4329 2007-06-23 Mark Mitchell <mark@codesourcery.com>
4331 * doc/extend.texi: Document that dllimport and dllexport imply
4333 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
4334 imported or exported declaration, including type declarations.
4335 * c-common.c (handle_visibility_attribute): Check for conflicts
4336 with dllimport/dllexport.
4337 (c_determine_visibility): Handle dllimport/dllexport as an
4338 explicit visibility atttribute.
4340 2007-06-23 Richard Guenther <rguenther@suse.de>
4342 PR tree-optimization/16876
4344 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
4346 * tree-inline.c (initialize_inlined_parameters): Do not call
4347 lang_hooks.tree_inlining.convert_parm_for_inlining.
4348 * cgraphbuild.c (initialize_inline_failed): Set inline failed
4349 reason for mismatched types.
4350 * gimplify.c (gimplify_call_expr): Verify the call expression
4351 arguments match the called function type signature. Otherwise
4352 mark the call expression to be not considered for inlining
4353 using CALL_CANNOT_INLINE_P flag.
4354 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
4355 edges call expression.
4356 (cgraph_decide_inlining_of_small_function): Likewise.
4357 (cgraph_decide_inlining): Likewise.
4358 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4360 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
4361 * c-typeck.c (c_convert_parm_for_inlining): Remove.
4362 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
4364 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
4365 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
4367 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4368 convert_parm_for_inlining member.
4370 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
4373 * arm.md (negscc): Match the correct operand for optimized LT0 test.
4374 Remove optimization for GT.
4376 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
4379 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
4381 (prescan_insns_for_dce): Add extra parameter.
4383 2007-06-23 Jan Hubicka <jh@suse.cz>
4386 * gimplify.c (mark_addressable): New function.
4387 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
4389 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4392 * expr.c (store_constructor): Do not clobber non-zeroed memory.
4394 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4397 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
4398 moves between MMX/SSE registers to at least 8 units to prevent
4399 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
4401 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4403 * config/i386/i386.c (override_options): Correct x86_sahf
4406 2007-06-21 David Daney <ddaney@avtrex.com>
4409 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
4410 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
4411 (exception_receiver): Renamed to ...
4412 (nonlocal_goto_receiver): ... this.
4414 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
4416 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
4417 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
4418 partial register accesses.
4420 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
4422 * fold-const.c (debug_fold_checksum): Move it under
4423 ENABLE_FOLD_CHECKING.
4425 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4428 * tree.h (debug_fold_checksum): Declared.
4429 * fold-const.c (build_fold_addr_expr_with_type_1): New.
4430 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
4431 build_fold_addr_expr_with_type_1.
4432 (fold_addr_expr, debug_fold_checksum): New.
4433 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
4434 (fold_unary, fold_comparison, split_address_to_core_and_offset):
4437 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4439 PR tree-optimization/19590
4440 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
4441 of scev is a constant.
4442 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
4444 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4446 * df-problems.c (df_note_bb_compute): Made computation of live
4447 info consistent with df_lr.
4449 2007-06-21 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/32453
4452 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
4453 for pointer anti-range.
4455 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
4457 * config/i386/i386.c (processor_target_table): Increase maximum
4458 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
4461 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
4462 byte alignment if > 8 byte alignment is preferred.
4463 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4465 2007-06-21 Jakub Jelinek <jakub@redhat.com>
4467 PR tree-optimization/31866
4468 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
4469 if ASM_EXPR's input is not a SSA_NAME.
4472 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
4473 but decl is a global var, instead return decl.
4474 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
4475 even for is_global_var decls, if they are private in some outer
4478 2007-06-21 Richard Guenther <rguenther@suse.de>
4480 PR tree-optimization/32451
4481 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
4483 2007-06-21 Christian Bruel <christian.bruel@st.com>
4485 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
4486 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
4487 (push_regs): Changed saving order or banked registers.
4488 (sh_expand_epilogue): Likewise.
4489 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
4490 (FIRST_BANKED_REG): Likewise.
4491 (LAST_BANKED_REG): Likewise.
4492 * config/sh/sh.md (banked) New attribute.
4493 (in_delay_slot): Check banked attribute.
4495 2007-06-20 Sebastian Pop <sebpop@gmail.com>
4497 PR tree-optimization/32075
4498 * tree-data-ref.c (subscript_dependence_tester_1,
4499 analyze_miv_subscript, analyze_overlapping_iterations,
4500 add_distance_for_zero_overlaps, build_classic_dist_vector,
4501 subscript_dependence_tester_1, analyze_overlapping_iterations,
4502 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
4503 compute_affine_dependence, compute_all_dependences): Pass loop_nest
4504 to evolution_function_is_affine_multivariate_p.
4506 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4508 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
4510 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
4513 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
4515 * config/m32c/prologue.md (epilogue_exitd_16): New.
4516 (epilogue_reit_16): New.
4517 (epilogue_exitd): Rename to epilogue_exitd_24.
4518 (epilogue_reit): Rename to epilogue_reit_24.
4520 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
4521 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4523 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
4525 * haifa-sched.c (queue_to_ready): Don't requeue next insn
4526 if dbg_cnt (sched_insn) reaches the limit.
4527 (choose_ready): New parameter INSN_PTR and new return value.
4528 (schedule_block): Handle dbg_cnt (sched_insn). Handle
4529 the new return value from choose_ready.
4530 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
4531 (rest_of_handle_global_alloc): New global_alloc_at_func.
4533 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
4535 PR tree-optimization/25737
4536 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
4537 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
4538 * tree-flow.h (struct fieldoff): Add new field alias_set.
4539 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
4540 argument addressable_type. Set alias_set of fieldoff.
4541 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
4542 (create_overlap_variables_for): Pass alias_set from fieldoff to
4544 * alias.c (get_alias_set): Use alias_set from SFT if set.
4546 2007-06-20 Hui-May Chang <hm.chang@apple.com>
4548 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
4549 of a variable as an unsigned HOST_WIDE_INT integer.
4551 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
4553 PR rtl-optimization/32405
4554 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
4556 2007-06-20 Jakub Jelinek <jakub@redhat.com>
4558 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
4561 * builtins.c: Include diagnostic.h.
4562 (expand_builtin_expect): Make gcc_assert more permissive.
4563 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
4566 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
4570 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4571 if ACCUMULATE_OUTGOING_ARGS.
4573 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4575 * config/m68hc11/m68hc11.c: Include dataflow header file.
4576 (m68hc11_reorg): Port to dataflow.
4578 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4580 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4581 (struct df_problem.free_blocks_on_set_blocks): New field.
4582 (struct dataflow.optional_p): New field.
4583 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4584 (df_live_set_all_dirty): New function.
4585 * df-scan.c (df_scan_alloc): Initialize optional_p.
4586 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4587 * df-core.c (df_set_blocks): Removed use of
4588 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4589 df_problem.free_blocks_on_set_blocks to determine which blocks are
4591 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4592 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4593 uses dataflow.optional_p to determine if problem should be
4595 (rest_of_handle_df_initialize): Only start live problem if
4597 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4598 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4599 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4600 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4601 problem_NOTE): Initialize free_blocks_on_set_blocks.
4602 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4604 (df_live_set_all_dirty, df_note_alloc): New function.
4605 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4607 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4608 * postreload.c (reload_combine): Ditto.
4609 * cse.c (cse_extended_basic_block): Ditto.
4610 * regmove.c (mark_flags_life_zones): Ditto.
4611 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4612 erase_matching_seqs): Ditto.
4613 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4614 * integrate (allocate_initial_values): Ditto.
4615 * combine.c (reg_dead_at_p): Ditto.
4616 * resource.c (mark_target_live_regs): Ditto.
4617 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4618 * config/sh/sh.c (find_r0_life_regions): Ditto.
4619 * global.c (rest_of_handle_global_alloc): Only add back df_live
4621 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4623 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4625 (if_convert): Make sure df_live is there at -O == 1.
4626 (pass_if_after_combine): Cleanup flags.
4627 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4628 is there at -O == 1.
4630 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4632 * config/arm/arm.c (arm_get_frame_offsets): Set
4633 offsets->locals_base to avoid negative stack size.
4634 (thumb1_expand_prologue): Assert on negative stack size.
4636 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4638 PR tree-optimization/32367
4639 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4640 of the chrec has no evolution in that loop.
4641 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4643 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4645 * config/xtensa/xtensa.c: Include "df.h".
4646 (xtensa_builtin_saveregs): Use adjust_address instead of
4648 (xtensa_va_start): Invoke make_tree with sizetype for
4649 expand_builtin_saveregs and then convert the result to a pointer.
4650 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4651 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4652 Subtract argument size from index value as integers and then use
4653 POINTER_PLUS_EXPR to add the result to the array address.
4655 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4658 * config/m32c/m32c.c: Include dataflow header file.
4659 (m32c_emit_prologue): Adjust for prologue insn change.
4660 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4661 once inside a PARALLEL. Assume frame size passed in operand 0
4662 includes space to save the fb register.
4663 (prologue_enter_24): Likewise.
4664 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4666 2007-06-19 David Daney <ddaney@avtrex.com
4669 * config/mips/mips.md (cprestore): Mark $gp as used.
4671 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4674 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4675 (frv_ifcvt_modify_insn): Likewise.
4677 2007-06-19 Richard Guenther <rguenther@suse.de>
4679 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4680 only handle positive offsets that fit in a HOST_WIDE_INT.
4682 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4684 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4685 result of rsqrt insn for zero input argument to avoid NaN.
4687 2007-06-19 Richard Guenther <rguenther@suse.de>
4690 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4692 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4694 PR tree-optimization/32353
4695 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4697 2007-06-19 Nick Clifton <nickc@redhat.com>
4699 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4701 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4704 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4705 * config/i386/i386.c (assign_386_stack_local): Assert that
4706 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4707 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4708 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4709 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4711 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4713 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4715 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4717 PR rtl-optimization/32321
4718 * gcse.c (replace_store_insn): Update the note before
4719 calling emit_insn_after.
4721 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4724 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4726 * df-problems.c (df_note_bb_compute): Fix dumping info.
4728 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4730 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4731 insn with emit_jump_insn.
4733 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4735 PR tree-optimization/32383
4736 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4737 * targhooks.h (default_builtin_reciprocal): Update prototype.
4738 * target.h (struct gcc_target): Update builtin_reciprocal.
4739 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4740 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4741 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4742 when fndecl is in BUILT_IN_MD class.
4743 (execute_convert_to_rsqrt): Ditto.
4745 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4746 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4747 Convert BUILT_IN_SQRTF code only when md_fn is false.
4749 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4751 * bt-load.c (move_btr_def): Fix the order of arguments
4752 to validate_replace_rtx.
4754 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4756 * config/m68k/m68k-devices.def: Add 54450..54455.
4758 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4760 PR rtl-optimization/32366
4761 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4762 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4765 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4768 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4769 this is true, rescan insn being modified.
4770 (sms_schedule): Added rescan parameter.
4771 (rest_of_handle_sms): Moved freeing of dominance info to before
4772 getting out of cfg_layout.
4774 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4776 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4777 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4780 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4781 FL_CF_EMAC from the entry for isac.
4783 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4784 (const_sibcall_operand): New.
4785 (sibcall_operand): Use it.
4786 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4787 (m68k_isas): ISAC does not imply FPU or EMAC.
4788 (override_options): Add ISA_C logic for symbolic jump & call.
4790 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4792 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4793 return mode from the builtin itself.
4794 (sparc_fold_builtin): Fix cast of zero constant.
4796 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4798 * targhooks.c (default_builtin_reciprocal): New default target hook.
4799 * targhooks.h (default_builtin_reciprocal): Add prototype.
4800 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4801 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4802 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4803 default_builtin_reciprocal.
4805 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4808 * hooks.c (hook_tree_tree_bool_null): New hook.
4809 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4810 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4811 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4812 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4813 and convert it to reciprocal a*rfunc(b).
4814 (execute_convert_to_rsqrt): New function.
4815 (gate_convert_to_rsqrt): New function.
4816 (pass_convert_to_rsqrt): New pass definition.
4817 * target.h (struct gcc_target): Add builtin_reciprocal.
4818 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4819 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4820 TARGET_BUILTIN_RECIPROCAL.
4821 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4823 * config/i386/i386.h (TARGET_RECIP): New define.
4824 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4825 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4826 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4827 and not optimizing for size.
4828 (*rcpsf2_sse): New insn pattern.
4829 (*rsqrtsf2_sse): Ditto.
4830 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4831 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4832 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4833 and not optimizing for size.
4834 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4835 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4836 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4837 and not optimizing for size.
4838 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4839 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4840 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4841 and not optimizing for size.
4842 (*sse_rsqrtv4sf2): Do not export.
4844 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4845 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4846 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4847 and not optimizing for size.
4849 * config/i386/i386.opt (mrecip): New option.
4850 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4851 (ix86_emit_swsqrtsf): Ditto.
4852 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4853 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4855 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4856 ix86_expand_unop1_builtin.
4857 (ix86_emit_swdivsf): New function.
4858 (ix86_emit_swsqrtsf): Ditto.
4859 (ix86_builtin_reciprocal): New function.
4860 (TARGET_BUILTIN_RECIPROCAL): Use it.
4861 (ix86_vectorize_builtin_conversion): Rename from
4862 ix86_builtin_conversion.
4863 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4864 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4865 "i386 and x86_64 Options" section.
4866 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4868 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4869 Zdenek Dvorak <dvorakz@suse.cz>
4870 Richard Guenther <rguenther@suse.de>
4871 Kaz Kojima <kkojima@gcc.gnu.org>
4873 * tree-vrp.c (compare_values_warnv): Convert val2 to
4875 (extract_range_from_assert): Create
4876 POINTER_PLUS_EXPR for pointer types.
4877 (extract_range_from_binary_expr): Handle
4878 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4880 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4881 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4882 POINTER_PLUS_EXPR as PLUS_EXPR.
4883 (number_of_iterations_lt_to_ne):
4884 For pointer types, use sizetype when
4885 creating MINUS_EXPR/PLUS_EXPRs.
4886 (assert_loop_rolls_lt): For pointer types, use sizetype when
4887 creating MINUS_EXPR/PLUS_EXPRs.
4888 (number_of_iterations_le): Likewise.
4889 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4890 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4891 like PLUS_EXPR and MINUS_EXPR.
4892 * tree-pretty-print.c (dump_generic_node): Handle
4894 (op_prio): Likewise.
4895 (op_symbol_1): Likewise.
4896 * optabs.c (optab_for_tree_code): Likewise.
4897 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4899 * tree-tailcall.c (process_assignment): Mention
4900 POINTER_PLUS_EXPR in a TODO comment.
4901 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4902 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4903 not used with a pointer and an integer type.
4904 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4905 increment using chrec_convert_rhs instead of chrec_convert.
4906 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4907 PLUS_EXPR except for the right hand side's type will be
4909 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4910 (fold_used_pointer_cast): Kill.
4911 (pointer_offset_p): Kill.
4912 (fold_used_pointer): Kill.
4913 (pointer_used_p): Kill.
4914 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4915 call fold_used_pointer.
4916 (instantiate_parameters_1): Convert the increment
4917 using chrec_convert_rhs instead of chrec_convert.
4918 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4919 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4920 instead of PLUS_EXPR.
4921 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4922 PLUS_EXPR for pointers.
4923 (std_gimplify_va_arg_expr): Likewise.
4924 (fold_builtin_memory_op): Likewise.
4925 (fold_builtin_strstr): Likewise.
4926 (fold_builtin_strchr): Likewise.
4927 (fold_builtin_strrchr): Likewise.
4928 (fold_builtin_strpbrk): Likewise.
4929 (expand_builtin_memory_chk): Likewise.
4930 (fold_builtin_memory_chk): Likewise.
4931 (std_expand_builtin_va_start): Use
4932 sizetype for the call to make_tree and then convert
4933 to the pointer type.
4934 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4935 instead of PLUS_EXPR for adding to a pointer.
4936 (std_gimplify_va_arg_expr): Use fold_build2 for
4937 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4938 the operands to sizetype first and then cast the BIT_AND_EXPR
4939 back to the pointer type.
4940 * fold-const.c (build_range_check): Handle pointer types
4942 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4943 of PLUS_EXPR's. Make sure the offset is converted to
4945 (try_move_mult_to_index): Strip the NOPs from the offset.
4946 Remove code argument and replace all uses with PLUS_EXPR.
4947 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4948 specially. Don't use a pointer type for MINUS_EXPR.
4949 (fold_unary): Handle for (T1)(X op Y),
4950 only p+ as that is the only as that can be handled for
4951 binary operators now.
4952 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4954 <case PLUS_EXPR>: Add folding of PTR+INT into
4956 Don't call try_move_mult_to_index.
4957 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4958 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4959 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4960 Don't call try_move_mult_to_index.
4961 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4962 (tree_expr_nonzero_p): Likewise.
4963 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4964 of PLUS_EXPR for the complex expression folding.
4965 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4966 first chrec is a pointer type, then the second should
4967 be sizetype and not the first's type.
4968 For POINTER_PLUS_EXPR, use a different right hand side type.
4969 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4970 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4971 different right hand side type.
4972 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4973 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4974 instead of PLUS_EXPR.
4975 When either operand is zero, convert the other operand.
4976 (chrec_apply): Use chrec_convert_rhs
4977 on the argument x instead of chrec_convert.
4978 (reset_evolution_in_loop): For pointer types, the new_evol
4980 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4981 different right hand side type.
4982 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4983 (chrec_convert_rhs): New function.
4984 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4985 different right hand side type.
4986 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4987 * tree-chrec.h (chrec_convert_rhs): New prototype.
4988 (build_polynomial_chrec): For pointer types, the right hand
4989 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4990 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4991 Remove subtraction case as it is always addition now.
4992 Make sure the offset is converted to sizetype.
4993 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4994 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4995 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4996 PLUS_EXPR in pointer type.
4997 Handle POINTER_PLUS_EXPR.
4998 (tree_to_aff_combination): Likewise.
4999 (force_expr_to_var_cost): Likewise.
5000 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
5001 instead of PLUS_EXPR for pointers.
5002 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
5003 instead of PLUS_EXPR of pointer types.
5004 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
5006 (check_va_list_escapes): Likewise.
5007 (check_all_va_list_escapes): Likewise.
5008 * dwarf2out.c (loc_descriptor_from_tree_1):
5009 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
5010 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
5011 (string_constant): Likewise.
5012 * tree-ssa-address.c (tree_mem_ref_addr): When adding
5013 the offset to the base, use POINTER_PLUS_EXPR.
5014 (add_to_parts): Convert the index to sizetype.
5015 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
5016 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
5017 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
5018 Offset only holds something for PLUS_EXPR.
5019 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
5021 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
5023 (analyze_accesses_for_modify_stmt): Likewise.
5024 Remove comment about the type being integral type as it is
5026 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
5028 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
5030 Correct the type which the artimentic is done in (is now
5033 * tree-data-ref.c (split_constant_offset): Handle
5035 * tree-affine.c (tree_to_aff_combination): Likewise.
5036 * c-typeck.c (build_unary_op): For pointers create the increment
5037 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
5039 * gimplify.c (gimplify_self_mod_expr): Create a
5040 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5041 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
5042 * tree.def (POINTER_PLUS_EXPR): New tree code.
5043 * tree-predcom.c (ref_at_iteration): If we have a pointer
5044 type do the multiplication in sizetype.
5045 * tree-mudflap.c (mf_xform_derefs_1): Create a
5046 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5047 * tree-ssa-forwprop.c
5048 (forward_propagate_addr_into_variable_array_index):
5049 Don't expect there to be a cast for the index as that
5050 does not exist anymore.
5051 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
5052 instead of PLUS_EXPR.
5053 Don't check for the first operand of the POINTER_PLUS_EXPR
5054 was the index as it cannot be.
5055 Call forward_propagate_addr_into_variable_array_index with
5056 the SSA_NAME instead of the statement.
5057 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
5058 (compare_constant): Likewise.
5059 (copy_constant): Likewise.
5060 (compute_reloc_for_constant): Likewise.
5061 (output_addressed_constants): Likewise.
5062 (initializer_constant_valid_p): Likewise.
5063 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5064 Convert the MIN/MAX of the inner type to the outer
5065 type before comparing them.
5066 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5067 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5068 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5069 of PLUS_EXPR for pointers.
5070 * tree-inline.c (estimate_num_insns_1): Handle
5072 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5073 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5074 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5075 instead of PLUS_EXPR for the pointer increment statement.
5076 (vect_update_ivs_after_vectorizer): For pointer types, create
5077 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5078 MULT_EXPR in sizetype.
5079 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5081 * tree-object-size.c (plus_expr_object_size): Handle
5082 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5083 code which is trying to figure out which side is a pointer and
5085 (check_for_plus_in_loops_1): Likewise.
5086 (check_for_plus_in_loops): Likewise.
5087 * c-common.c (pointer_int_sum): Create a
5088 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5089 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5090 only POINTER_PLUS_EXPR. Removing all the extra
5091 code which is trying to figure out which side is a pointer and
5093 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5094 PLUS_EXPR and MINUS_EXPR.
5095 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5097 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5098 with make_tree, instead of a pointer type.
5099 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5100 for pointers instead of PLUS_EXPR.
5101 (s390_gimplify_va_arg): Likewise.
5102 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5103 instead of PLUS_EXPR when doing addition on pointer
5104 types. Use sizetype for the second operand.
5105 (spu_gimplify_va_arg_expr): Likewise.
5106 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5107 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5108 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5109 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5110 for the pointer addition and also use size_int/sizetype
5112 (ix86_gimplify_va_arg): Likewise.
5113 Perform BIT_AND_EXPR on sizetype arguments.
5114 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5115 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5116 for the pointer additions and also use size_int for the offsets.
5117 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5118 additions and also use size_int for the offsets. Perform
5119 BIT_AND_EXPR on sizetype arguments.
5120 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5121 POINTER_PLUS_EXPR for pointers and create the
5122 BIT_AND_EXPR in sizetype.
5123 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5124 instead of PLUS_EXPR for pointer addition.
5125 (rs6000_va_start): Likewise.
5126 Also use sizetype for the offset.
5127 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5128 as PLUS_EXPR/MINUS_EXPR.
5129 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5130 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5131 Don't use BIT_AND_EXPR on a pointer type, convert the
5132 expression to sizetype first.
5133 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5135 (mips_gimplify_va_arg_expr): Likewise.
5136 Don't create BIT_AND_EXPR in a pointer type.
5138 2007-06-15 Eric Christopher <echristo@apple.com>
5140 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5141 (x86_64-*-darwin*): Ditto.
5142 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5145 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5147 * doc/extend.texi: Document behavior of __attribute__((aligned))
5150 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5152 * rtlanal.c (note_stores): Improve documentation.
5154 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
5156 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
5157 LOCAL_LABEL_PREFIX): Delete.
5158 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
5159 (bfin_internal_label): Delete.
5161 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
5163 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
5164 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
5165 otherwise define to LIBGCC2_TF_CEXT.
5166 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
5167 (LIBGCC_TF_CEXT): Ditto.
5170 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
5172 PR rtl-optimization/32339
5173 * df-scan.c (df_uses_record): Don't modify flags but just add to
5174 it for df_ref_record.
5176 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5178 * tree-mudflap.c: Fix whitespace issues.
5180 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
5182 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
5184 2007-06-14 Eric Christopher <echristo@apple.com>
5186 * config/i386/sse.md (movdi_to_sse): Rewrite body.
5187 (movv4sf): Use gcc_unreachable instead of abort.
5189 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5192 * config/i386/sfp-machine.h (CMPtype): New define.
5193 (mach stubs): Use CMPtype instead of int as a return type.
5195 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5197 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
5198 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
5199 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
5200 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
5201 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
5202 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
5203 config/soft-fp/soft-fp.h: Update from glibc CVS.
5205 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
5207 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
5209 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5212 * config/v850/v850.c: Include dataflow header file.
5213 (substitute_ep_register): Fix typo.
5215 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5217 * configure.ac: Fix earlier checkin.
5218 * configure: Regenerated.
5220 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5222 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
5223 * aclocal.m4: Regenerate.
5224 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
5225 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
5226 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
5227 * configure: Regenerate.
5228 * Makefile.in (LOOSE_WARN): Subst loose_warn.
5230 * Makefile.in (quickstrap): Build libgcc too.
5232 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5234 * configure.ac: Add --enable-checking=df. Explicitly mention that
5235 the variables are initialized as for "release".
5236 * df-core.c: Use it.
5237 * configure: Regenerate.
5238 * config.in: Regenerate.
5240 2007-06-14 Bob Wilson <bob.wilson@acm.org>
5242 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
5243 validate_replace_rtx instead of replace_rtx.
5244 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
5246 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
5248 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
5249 (DWARF2_UNWIND_INFO): Override default if configured with
5251 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
5252 (ENDFILE_SPEC): Add crtend.o.
5253 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
5254 (ENDFILE_SPEC): Add crtend.o.
5255 (TARGET_USE_JCR_SECTION): Define.
5256 (MD_UNWIND_SUPPORT): Define for 32-bit target.
5258 * config/i386/cygming-crtbegin.c: New file.
5259 * config/i386/cygming-crtend.c: New file.
5261 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
5263 * config/i386/w32-unwind.h: New file.
5265 2007-06-13 Eric Christopher <echristo@apple.com>
5267 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
5268 the user set a value below STACK_BOUNDARY.
5270 2007-06-13 Thiemo Seufer <ths@networkno.de>
5272 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
5273 imply -lpthread for -pthread.
5275 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5277 * basic-block.h: Remove the prototype for
5278 free_basic_block_vars.
5279 * cfglayout.h: Remove the prototype for
5280 insn_locators_initialize.
5281 * tree.h: Remove the prototype for emit_line_note.
5283 * tree-ssa-pre.c (mergephitemp): Remove.
5284 (init_pre): Don't use mergephitemp.
5286 2007-06-13 Eric Christopher <echristo@apple.com>
5288 * config/i386/i386.c (override_options): If we've specified
5289 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
5291 2007-06-13 Bob Wilson <bob.wilson@acm.org>
5293 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
5296 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5298 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
5299 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
5300 (eh_store_handler): New pattern.
5301 (eh_return): Emit it instead of a plain move.
5303 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
5305 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
5306 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
5307 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
5310 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5312 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
5313 (find_next_insn_start, find_load): New functions.
5314 (bfin_reorg): Use them to deal with the fact that parallel insns are
5315 no longer represented as a SEQUENCE.
5317 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5319 * config/sparc/sparc.c (sparc_override_options): Initialize
5322 2007-06-13 Dave Korn <dave.korn@artimi.com>
5324 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
5327 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5329 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
5330 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
5331 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
5332 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
5333 tree-vect-transform.c: Fix comment typos. Follow spelling
5336 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5338 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
5339 to the exit block use set.
5340 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
5341 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
5342 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
5344 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5346 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
5347 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
5348 to indicate an error.
5349 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
5351 (dbg_cnt_process_opt): Print an error on a bad argument.
5352 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
5353 * common.opt (-fdbg-cnt-list): New.
5354 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
5356 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
5358 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
5359 flag on ref-all pointers.
5361 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5364 * expr.c (expand_expr_addr_expr_1): Call expand_expr
5365 for the offset with the modifier as EXPAND_INITIALIZER
5366 if the modifier is EXPAND_INITIALIZER.
5367 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
5368 a register if we had an overflow.
5370 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5372 * real.c (real_isfinite): New.
5373 (real_sqrt): Use it.
5374 * real.h (real_isfinite): New.
5375 * builtins.c: Use it.
5377 2007-06-12 Ian Lance Taylor <iant@google.com>
5378 Daniel Berlin <dberlin@dberlin.org>
5381 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
5382 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
5383 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
5384 (DECL_NO_TBAA_P): Define.
5385 (struct tree_decl_common): Add no_tbaa_flag field.
5386 * tree-ssa-structalias.c (struct variable_info): Add
5387 no_tbaa_pruning field.
5388 (new_var_info): Initialize no_tbaa_pruning field.
5389 (unify_nodes): Copy no_tbaa_pruning field.
5390 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5391 (dump_solution_for_var): Print no_tbaa_pruning flag.
5392 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
5394 (compute_tbaa_pruning): New static function.
5395 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
5396 Call compute_tbaa_pruning.
5397 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
5398 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5399 * gimple-low.c (lower_stmt): Likewise.
5400 * tree-gimple.c (is_gimple_stmt): Likewise.
5401 * tree-ssa-operands.c (get_expr_operands): Likewise.
5402 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5403 * tree-inline.c (estimate_num_insns_1): Likewise.
5404 (copy_result_decl_to_var): Likewise.
5405 * expr.c (expand_expr_real_1): Likewise.
5406 * tree-pretty-print.c (dump_generic_node): Likewise.
5407 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
5408 * omp-low.c (omp_copy_decl_2): Likewise.
5409 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
5410 * doc/c-tree.texi (Expression trees): Document
5411 CHANGE_DYNAMIC_TYPE_EXPR.
5413 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5415 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
5416 with !HONOR_NANS and !HONOR_INFINITIES.
5417 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
5419 2007-06-12 Tristan Gingold <gingold@adacore.com>
5421 * gcov.c: Comments updated.
5422 (source_info): Add file_time field.
5423 (source_index): New variable.
5424 (mutiple_files): New variable.
5425 (generate_results): New function extracted from process_file.
5426 (process_file): Save and restore chain of functions, generate
5427 results and free structures only if not merging results.
5428 (release_structures): File names are now freed in create_file_names
5429 (create_file_names): Free previous file names.
5430 (find_source): File date is now read here and modifications in
5431 source files is checked here.
5432 (read_graph_file): Only reverse order of functions for the current
5434 (make_gcov_file_name): Do not generate long names if input_name is
5436 (output_lines): If merging results do not display graph, data and
5438 Checking source file modification is done in find_source.
5440 * doc/gcov.texi: Append an s to sourcefile.
5442 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
5444 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
5445 (forced_nop): New pattern.
5446 * config/bfin/bfin.c: Include "df.h".
5447 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
5448 (bfin_discover_loop): Use df_get_live_in instead of
5449 global_live_at_start.
5450 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
5451 df_analyze when done.
5452 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
5453 the insns. Use QImode for the final insn in a bundle. Call
5454 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
5456 (reorder_var_tracking_notes): New function.
5457 (bfin_reorg): Pass no argument to split_all_insns. Don't call
5458 update_life_info. Call df_analyze after scheduling and bundle
5459 generation. Call reorder_var_tracking_notes if generating these
5460 notes. Call df_finish_pass at the end.
5462 2007-06-12 Dirk Mueller <dmueller@suse.de>
5464 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
5465 a comparison, not an assignment.
5467 2007-06-12 Olivier Hainque <hainque@adacore.com>
5469 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
5470 Request walking the subtrees only, leaving the current is_lhs/val_only
5472 (convert_non_local_reference): Likewise.
5474 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
5476 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
5478 2007-06-12 Richard Guenther <rguenther@suse.de>
5480 PR tree-optimization/15353
5481 PR tree-optimization/31657
5482 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
5483 * timevar.def: Add TV_TREE_IFCOMBINE.
5484 * tree-pass.h (pass_tree_ifcombine): Declare.
5485 * tree-ssa-ifcombine.c: New file.
5486 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
5487 * tree-flow.h (blocks_in_phiopt_order): Declare.
5488 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
5489 (tree-ssa-ifcombine.o): New dependencies.
5491 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5493 PR rtl-optimization/32293
5494 * combine.c (simplify_if_then_else): Truncate return from
5495 nonzero_bits() to correct mode.
5497 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5499 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
5500 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
5502 2007-06-11 Diego Novillo <dnovillo@google.com>
5504 * Makefile.in (reload1.o-warn): Remove.
5506 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
5508 * combine.c (subst): Use reg_overlap_mentioned_p
5509 instead of comparing register numbers directly.
5511 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5513 * reload1.c (mark_home_live_1): Use the mode parameter.
5515 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5517 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
5518 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
5522 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
5524 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
5526 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
5529 from integer registers.
5530 (FP mode splitters): Handle TFmode.
5532 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
5534 * tree-ssa-structalias.c (find_what_p_points_to): Return false
5535 for ref-all pointers that point-to anything.
5537 2007-06-11 Joseph Myers <joseph@codesourcery.com>
5539 * config/arm/arm.c (arm_output_dwarf_dtprel,
5540 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
5542 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
5544 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
5545 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
5548 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
5550 * gcc/tree.c (signed_or_unsigned_type_for): New.
5551 (unsigned_type_for): Use signed_or_unsigned_type_for.
5552 (signed_type_for): Use signed_or_unsigned_type_for.
5553 * gcc/tree.h (signed_or_unsigned_type_for): New.
5554 (get_signed_or_unsigned_type): Remove.
5555 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
5556 lang_hooks.types.signed_type
5557 (size_diffop): Likewise.
5558 (all_ones_mask_p): Likewise.
5559 (build_range_check): Likewise.
5560 (fold_cond_expr_with_comparison): Likewise.
5561 (fold_cond_expr_with_comparison): Likewise.
5562 (unextend): Likewise.
5563 (extract_muldiv_1): Likewise.
5564 (fold_single_bit_test_into_sign_test): Likewise.
5565 (fold_binary): Likewise.
5566 (fold_ternary): Likewise.
5567 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
5568 instead of get_signed_or_unsigned_type.
5569 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
5570 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5571 * gcc/expr.c (signed_or_unsigned_type_for): Use
5572 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5573 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5574 (lhd_signed_or_unsigned_type): Remove.
5575 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5576 signed_or_unsigned_type.
5577 (lhd_signed_or_unsigned_type): Remove.
5578 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5579 lang_hooks.types.signed_type.
5580 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5581 c_common_signed_type instead of lang_hooks.types.signed_type.
5582 (c_common_unsigned_type): New.
5583 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5584 (shorten_compare): Use c_common_unsigned_type instead of
5585 c_common_signed_or_unsigned_type.
5586 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5588 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5589 lang_hooks.types.signed_type.
5590 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5591 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5592 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5593 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5594 instead of unsigned_type_for.
5595 * gcc/c-decl.c (groakdeclarator): Likewise.
5596 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5597 * gcc/c-common.h (c_common_unsigned_type): New.
5599 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5602 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5603 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5605 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5608 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5609 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5611 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5612 Sebastian Pop <sebpop@gmail.com>
5614 * lambda-code.c (remove_iv): New.
5615 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5617 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5619 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5620 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5621 * tree-ssa-loop-prefetch.c: Include optabs.h.
5622 (FENCE_FOLLOWING_MOVNT): New macro.
5623 (struct mem_ref): Add independent_p and storent_p fields.
5624 (record_ref): Initalize the new fields.
5625 (gather_memory_references_ref): Return true if the reference
5627 (gather_memory_references): Check whether all memory accesses
5628 in loop were recorded.
5629 (should_issue_prefetch_p): Return false for nontemporal stores.
5630 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5631 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5632 (determine_loop_nest_reuse): Detect independent memory references.
5633 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5634 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5635 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5636 * config/i386/i386.h (x86_mfence): Declare.
5637 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5638 * config/i386/i386.c (x86_mfence): New variable.
5639 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5641 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5642 * optabs.c (init_optabs): Initialize storent_optab.
5643 * optabs.h (enum optab_index): Add OTI_storent.
5644 (storent_optab): Declare.
5645 * genopinit.c (optabs): Add initialization for storent_optab.
5646 * tree.h (MOVE_NONTEMPORAL): New macro.
5647 * expr.c (expand_assignment, store_expr, store_constructor_field,
5648 store_constructor, store_field, expand_expr_real_1): Propagate
5649 nontemporality of the expanded store.
5650 (emit_storent_insn): New function.
5651 * expr.h (expand_assignment, store_expr): Declaration changed.
5652 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5653 to expand_assignment.
5654 * stmt.c (expand_asm_expr): Ditto.
5655 * calls.c (initialize_argument_information): Pass false as
5656 nontemporality to store_expr.
5657 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5660 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5662 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5664 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5666 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5668 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5669 and allow DECL_P here.
5671 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5673 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5674 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5675 track of the size of the expression.
5676 * cfghooks.c (merge_blocks): Remove block from loops structure only
5677 after call of the merge_blocks hook.
5679 2007-06-09 Tom Tromey <tromey@redhat.com>
5681 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5682 (deprecated_state): Removed.
5683 (start_decl): Update.
5684 (enum deprecated_states): Moved earlier.
5685 (groktypename): Update.
5686 (push_parm_decl): Likewise.
5687 (grokfield): Likewise.
5688 (start_function): Likewise.
5690 2007-06-09 Ian Lance Taylor <iant@google.com>
5692 PR tree-optimization/32169
5693 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5694 CONVERT_EXPR, check whether min and max both converted to an
5695 overflow infinity representation.
5697 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5699 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5700 not inserted on the edge.
5702 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5704 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5705 instructions if they are supported.
5706 (__divsi3, __umodsi3, __modsi3): Likewise.
5707 (__ashldi3, __ashrdi3, __lshrdi3): New.
5708 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5710 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5711 Tony Linthicum <tony.linthicum@amd.com>
5713 * doc/invoke.texi: Add fvect-cost-model flag.
5714 * common.opt (fvect-cost-model): New flag.
5715 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5716 cost fields in stmt_vec_info struct for STMT.
5717 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5718 fields in stmt_vec_info struct and access functions for the same.
5719 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5720 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5721 load, store and vector to scalar operation.
5722 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5723 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5724 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5725 (TARG_VEC_STORE_COST): Define cost of vector store.
5726 (vect_estimate_min_profitable_iters): Define new function.
5727 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5728 check to evaluate if loop iterations are less than minimum profitable
5729 iterations determined by cost model or minimum vect loop bound defined
5730 by user, whichever is more conservative.
5731 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5732 run-time check to evaluate if loop iterations are less than minimum
5733 profitable iterations determined by cost model or minimum vect loop
5734 bound defined by user, whichever is more conservative.
5735 (vect_estimate_min_profitable_iterations): New function to estimate
5736 mimimimum iterartions required for vector version of loop to be
5737 profitable over scalar version.
5738 (vect_model_reduction_cost): New function.
5739 (vect_model_induction_cost): New function.
5740 (vect_model_simple_cost): New function.
5741 (vect_cost_strided_group_size): New function.
5742 (vect_model_store_cost): New function.
5743 (vect_model_load_cost): New function.
5744 (vectorizable_reduction): Call vect_model_reduction_cost during
5746 (vectorizable_induction): Call vect_model_induction_cost during
5748 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5749 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5750 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5751 vectorizable_promotion, vectorizable_demotion): Call
5752 vect_model_simple_cost during analysis phase.
5754 2007-06-08 Simon Baldwin <simonb@google.com>
5756 * reg-stack.c (get_true_reg): Readability change. Moved default case
5757 label into direct switch statement scope.
5759 2007-06-08 Simon Baldwin <simonb@google.com>
5761 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5762 in gcc_assert() with '==' comparison.
5764 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5766 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5767 TARGET_ABM handling of x86_popcnt variable.
5769 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5771 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5772 __builtin_copysignq and __builtin_infq built-in functions.
5774 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5776 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5777 SSE4.2 section. Correct built-in function names in SSE4A section.
5779 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5781 PR tree-optimization/32243
5782 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5783 for ncopies after ratio check between nunits_out and nunits_in.
5784 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5786 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5788 PR tree-optimization/32224
5789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5790 vectorization upon a non GIMPLE_MODIFY_STMT.
5792 2007-06-08 Christian Bruel <christian.bruel@st.com>
5795 * config/sh/sh.md (doloop_end): New pattern and splitter.
5796 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5798 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5801 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5803 (verify_dominators): Do not change dominance tree.
5805 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5807 * config/sh/constraints.md: New file.
5808 * config/sh/sh.c: Include tm-constrs.h.
5809 (reg_class_from_letter): Remove.
5810 (prepare_cbranch_operands): Use satisfies_constraint_*
5811 function instead of macro.
5812 (andcosts, broken_move, sh_secondary_reload): Likewise.
5813 * config/sh/predicates.md (trapping_target_operand): Likewise.
5814 (and_operand, arith_operand, arith_reg_or_0_operand,
5815 cmp_operand, logical_operand, target_operand,
5816 ua_address_operand, ua_offset, xor_operand): Likewise.
5817 * config/sh/sh.md: Include constraints.md.
5818 (*movsicc_t_false): Use satisfies_constraint_* function
5820 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5821 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5822 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5823 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5824 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5825 (REG_CLASS_FROM_CONSTRAINT): Remove.
5826 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5827 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5828 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5829 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5830 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5831 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5832 function instead of macro.
5833 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5834 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5835 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5836 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5837 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5838 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5839 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5840 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5841 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5842 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5843 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5844 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5845 EXTRA_CONSTRAINT_STR): Likewise.
5846 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5848 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5850 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5852 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5855 * c-common.h (flag_cpp0x): Replaced by...
5856 (cxx_dialect): ... this new variable specifying the C++ dialect that
5858 * c-common.c (flag_cpp0x): Removed.
5859 (cxx_dialect): Defined.
5860 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5862 * c-opts.c (c_common_post_options): Likewise.
5863 (set_std_cxx98): Set cxx_dialect to cxx98.
5864 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5866 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5867 Hui-May Chang <hm.chang@apple.com>
5869 * doc/invoke.texi (Darwin Options): Update documentation for
5870 -mmacosx-version-min.
5871 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5872 * config/darwin-driver.c: New file.
5873 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5874 * config/t-darwin (darwin-driver.o): New rule.
5876 * config/darwin-c.c (version_as_macro): Ignore low digit.
5878 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5880 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5881 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5882 (CSGNMODE): New mode macro.
5883 (CSGNVMODE): New mode attribute.
5884 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5885 expander using CSGNMODE mode macro. Handle TFmode.
5886 (copysign<mode>3_const): Rename from copysignsf3_const and
5887 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5889 (copysign<mode>3_var): Rename from copysignsf3_var and
5890 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5892 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5893 mode macro. Handle TFmode.
5894 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5895 (iortf3, *iortf3): Ditto.
5896 (xortf3, *xortf3): Ditto.
5897 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5898 TFmode and TImode masks.
5899 (ix86_expand_copysign): Expand TFmode copysign insn.
5900 (IX86_BUILTIN_INFQ): New.
5901 (IX86_BUILTIN_FABSQ): Ditto.
5902 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5903 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5904 [__builtin_fabsq]: Ditto.
5905 [__builtin_copysignq]: Ditto.
5906 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5907 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5908 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5909 ix86_expand_binop_builtin().
5911 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5913 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5915 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5918 * rtl.h (push_to_sequence2): New.
5919 * emit-rtl.c (push_to_sequence2): New.
5920 * function.c (assign_parm_data_all): Add new fields.
5921 (assign_parm_setup_block): Call push_to_sequence2 instead of
5923 (assign_parm_setup_reg): Ditto.
5924 (assign_parm_setup_stack): Ditto.
5925 (assign_parms_unsplit_complex): Ditto.
5926 (assign_parms): Change field name.
5928 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5930 PR tree-optimization/32220
5931 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5932 phi node is reached before defining statement.
5934 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5937 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5938 after changing the right hand side of the assignment.
5940 2007-06-06 Eric Christopher <echristo@apple.com>
5942 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5943 (x86_64-*-darwin*): Ditto.
5944 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5945 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5947 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5949 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5951 (add_key): Likewise.
5952 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5953 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5955 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5957 (add_cost_one_coalesce): Likewise.
5958 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5959 variable names. Rename orig to orig_name for consistency.
5960 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5962 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5964 (record_equivalences_from_stmt): Likewise.
5965 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5966 the coding conventions.
5967 (memory_ssa_name_same): Likewise.
5968 (dse_optimize_stmt): Likewise.
5969 (dse_record_phis): Likewise.
5970 (dse_finalize_block): Likewise.
5971 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5972 keywords as variable names.
5973 (may_move_till): Cast according to the coding conventions.
5974 (force_move_till_expr): Avoid using C++ keywords as variable names.
5975 (force_move_till): Cast according to the coding conventions.
5976 (memref_hash): Likewise.
5977 (memref_eq): Likewise.
5978 (gather_mem_refs_stmt): Likewise.
5979 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5980 using C++ keywords as variable names.
5981 (idx_find_step): Cast according to the coding conventions.
5982 (idx_record_use): Likewise.
5983 (find_depends): Likewise.
5984 (prepare_decl_rtl): Likewise.
5985 (mbc_entry_hash): Likewise.
5986 (mbc_entry_eq): Likewise.
5987 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5988 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5989 (idx_infer_loop_bounds): Cast according to the coding conventions.
5990 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5991 * tree-ssa-math-opts.c (occ_new ): Likwise.
5992 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5994 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5996 (add_use_op): Likewise.
5997 (add_vop): Likewise.
5998 (add_vuse_op): Likewise.
5999 (add_vdef_op): Likewise.
6000 (get_expr_operands): Likewise.
6001 (push_stmt_changes): Use type safe memory macros.
6002 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
6003 keywords as variable names.
6004 (conditional_replacement): Likewise.
6005 (minmax_replacement): Likewise.
6006 (abs_replacement): Likewise.
6007 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
6009 (insert_fake_stores): Avoid using C++ keywords as variable names.
6010 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
6012 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
6013 (heapvar_insert): Use type safe memory macros.
6014 (new_var_info): Cast according to the coding conventions.
6015 (new_constraint): Likewise.
6016 (remove_preds_and_fake_succs): Use type safe memory macros.
6017 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
6019 (thread_single_edge): Likewise.
6020 (thread_through_loop_header): Likewise.
6022 2007-06-06 Eric Christopher <echristo@apple.com>
6024 * config/i386/i386.c (override_options): Move handling
6025 of TARGET_SUBTARGET* earlier.
6027 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
6029 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
6032 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
6034 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
6035 emited outside of basic block.
6036 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
6038 * rtl.h (delete_insn_chain): Declaration changed.
6039 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
6041 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
6042 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
6043 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
6044 to delete_insn_chain.
6045 (rtl_verify_flow_info_1): Verify that the insns in header and footer
6046 do not have bb field set.
6047 (rtl_verify_flow_info): Verify that insns between basic blocks do not
6049 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
6050 * cfgcleanup.c (try_optimize_cfg): Ditto.
6052 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6054 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
6055 (lambda_body_vector_new): Use type safe memory macros.
6056 (lambda_linear_expression_new): Likewise.
6057 (lambda_loopnest_new): Likewise.
6058 (lambda_lattice_new): Likewise.
6059 (replace_uses_equiv_to_x_with_y): Cast according to the coding
6060 conventions. Use type safe memory macros.
6061 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
6062 (lambda_body_vector_s): Likewise.
6063 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6064 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6066 2007-06-06 Richard Guenther <rguenther@suse.de>
6068 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6069 if we need to schedule cfg_cleanup.
6070 (tree_ssa_forward_propagate_single_use_vars): Do so.
6072 2007-06-06 Ian Lance Taylor <iant@google.com>
6074 * fold-const.c (merge_ranges): If range_successor or
6075 range_predecessor fail, just return 0.
6077 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6079 PR tree-optimization/32216
6080 * tree-vectorizer.c (supportable_widening_operation): Determine
6081 signedness of FIX_TRUNC_EXPR from output operand.
6082 (supportable_narrowing_operation): Ditto.
6083 * tree-vect-generic.c (expand_vector_operations_1): Determine
6084 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6087 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6089 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6090 (struct pta): ...from here. Change flags to unsigned to avoid
6091 excessive casting (as it is used as a bit mask).
6092 (override_options): Add casts according to the coding convenventions.
6093 (x86_64_elf_unique_section): Likewise.
6094 (examine_argument): Avoid using C++ keywords as variable names.
6095 (construct_container): Likewise.
6096 (legitimize_pic_address): Likewise.
6097 (get_dllimport_decl): Cast according to the coding conventions. Use
6098 type safe memory macros.
6099 (legitimize_address): Cast according to the coding conventions.
6100 (emit_i387_cw_initialization): Corrected the type of slot to enum
6102 (ix86_init_machine_status): Use type safe memory macros.
6103 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6104 (bdesc_pcmpistr): Likewise.
6105 (bdesc_crc32): Likewise.
6106 (bdesc_sse_3arg): Likewise.
6107 (bdesc_2arg): Likewise.
6108 (bdesc_1arg): Likewise.
6109 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6110 (ix86_expand_sse_pcmpistr): Likewise.
6111 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6112 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6113 int to match the langhook definition.
6114 (ix86_builtin_conversion): Change the type of code to unsigned init to
6115 match the langhook definition.
6116 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6118 (ix86_preferred_output_reload_class): Likewise.
6119 (ix86_cannot_change_mode_class): Likewise.
6120 (ix86_memory_move_cost): Likewise.
6121 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6122 avoid excessive casting later on.
6123 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6125 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6128 as flags setting insn.
6129 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6131 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6134 (UNSPEC_ROUND): New.
6135 ("sse4_1_round<mode>2"): New insn pattern.
6136 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6138 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6139 expander using SSEMODEF mode macro. Expand using
6140 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6141 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6142 expander using SSEMODEF mode macro. Expand using
6143 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6144 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6145 expander using SSEMODEF mode macro. Expand using
6146 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6147 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6148 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6149 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6152 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6153 Sebastian Pop <sebpop@gmail.com>
6155 * lambda.h (build_linear_expr): New.
6156 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
6157 Use build_linear_expr, call fold and force_gimple_operand.
6158 (lambda_loopnest_to_gcc_loopnest): Check that there is
6159 something to insert.
6160 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
6162 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
6164 PR preprocessor/23479
6165 * doc/extend.texi: Document the 0b-prefixed binary integer
6168 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6170 PR tree-optimization/32215
6171 * tree-vectorizer.c (supportable_widening_operation): Return false
6172 for unsupported FIX_TRUNC_EXPR tree code.
6173 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
6175 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
6177 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
6178 register on SPE targets. Change documentation to reflect
6180 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6181 Change FIXED_SCRATCH to 14 and document why we're keeping r14
6182 out of the register allocation pool.
6183 (rs6000_reg_live_or_pic_offset_p): New function.
6184 (rs6000_emit_prologue): Move the actual saving of LR up to free
6185 r0 for holding r11. Split saving of SPE 64-bit registers into
6186 its own case. Ensure that offsets will always be in-range for
6187 'evstdd' by using r11 as a scratch register to point at the start
6188 of the SPE save area. Save r11 if necessary, as it is the static
6190 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
6191 into its own case. Ensure that offsets will always be in-range
6192 for 'evldd' by using r11 as a scratch register to point at the
6193 start of the SPE save area. Also adjust r11 when restoring
6194 the stack pointer to compensate for pre-loading r11.
6196 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
6198 * cfg.c (init_flow): Use type safe memory macros.
6199 (alloc_block): Likewise.
6200 (unchecked_make_edge): Likewise.
6201 (dump_flow_info): Avoid using C++ keywords as variable names.
6202 (copy_original_table_clear): Cast according to the coding conventions.
6203 (copy_original_table_set): Likewise.
6204 * cfgexpand (label_rtx_for_bb): Likewise.
6205 (expand_gimple_basic_block): Likewise.
6206 * cfghooks.c (dump_bb): Likewise.
6207 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
6209 (lv_add_condition_to_bb): Likewise.
6210 * cfglayout (relink_block_chain): Cast according to the coding
6212 (fixup_reorder_chain): Likewise.
6213 (fixup_fallthru_exit_predecessor): Likewise.
6214 * cfgloop.c (glb_enum_p): Likewise.
6215 (get_exit_description): Likewise.
6216 (dump_recorded_exit): Likewise.
6217 * cfgloop.h (enum loop_estimation): Move out of struct scope...
6218 (struct loop): ... from here.
6219 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
6221 * cfgrtl.c (rtl_create_basic_block): Likewise.
6222 (rtl_split_block): Likewise.
6223 (rtl_dump_bb): Likewise.
6224 (cfg_layout_split_block): Likewise.
6225 (init_rtl_bb_info): Use typesafe memory macros.
6227 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
6228 * graphds.h: Updated all usages of edge to graph_edge.
6229 * graphds.c: Likewise.
6230 * cfgloopanal.c: Likewise.
6232 2007-06-05 Ian Lance Taylor <iant@google.com>
6234 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
6235 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
6236 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
6238 (test_for_singularity): Likewise.
6240 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6242 * config/i386/constraints.md ("Y2"): Replaced by ...
6244 * config/i386/i386.md: Likewise.
6245 * config/i386/mmx.md: Likewise.
6246 * config/i386/sse.md: Likewise.
6248 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6250 * config/i386/constraints.md ("z"): Replaced by ...
6252 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
6253 (sse4_1_blendvps): Likewise.
6254 (sse4_1_pblendvb): Likewise.
6255 (sse4_2_pcmpestr): Likewise.
6256 (sse4_2_pcmpestrm): Likewise.
6257 (sse4_2_pcmpestr_cconly): Likewise.
6258 (sse4_2_pcmpistr): Likewise.
6259 (sse4_2_pcmpistrm): Likewise.
6260 (sse4_2_pcmpistr_cconly): Likewise.
6262 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
6264 * matrix-reorg.c (transform_access_sites): Fix computation.
6265 (transform_allocation_sites): Same.
6267 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6269 * config/i386/i386.c (override_options): Use
6270 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
6272 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
6275 (nonimm_not_xmm0_operand): Ditto.
6276 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
6277 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
6278 as operand[2] predicate. Require "z" class XMM register for
6279 operand[3]. Adjust asm template.
6280 ("sse4_1_blendvpd"): Ditto.
6281 ("sse4_1_pblendvb"): Ditto.
6282 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
6283 force op2 into xmm0 register for variable blend instructions.
6285 2007-06-04 Tom Tromey <tromey@redhat.com>
6287 * c-tree.h (start_enum): Update.
6288 (build_enumerator): Likewise.
6289 * c-decl.c (enum_next_value): Removed.
6290 (enum_overflow): Likewise.
6291 (start_enum): Add c_enum_contents argument. Don't use globals.
6292 (build_enumerator): Likewise.
6293 * c-tree.h (struct c_enum_contents): New struct.
6295 2007-06-04 Tom Tromey <tromey@redhat.com>
6297 * c-common.c (c_common_get_alias_set): Fix indentation.
6299 2007-06-04 Ian Lance Taylor <iant@google.com>
6301 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
6302 to overflow, reduce overflow infinity to regular infinity.
6303 (vrp_var_may_overflow): New static function.
6304 (vrp_visit_phi_node): Check vrp_var_may_overflow.
6306 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
6308 * stor-layout.c (layout_type): Remove duplicate code.
6310 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
6313 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
6314 before build_common_builtin_nodes ().
6316 2007-06-04 Steve Ellcey <sje@cup.hp.com>
6319 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
6321 2007-06-04 Jan Hubicka <jh@suse.cz>
6323 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
6324 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
6325 instead of _stat version.
6327 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6329 PR tree-optimization/32194
6330 * tree-predcom.c (determine_offset): Check that both references have
6333 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6335 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
6336 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
6337 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6338 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
6339 Add argument to iterate_fix_dominators call.
6340 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
6341 * gcse.c (hoist_code): Change domby to vector.
6342 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
6343 Add argument to iterate_fix_dominators call.
6344 * loop-doloop.c (doloop_modify): Changed recount_dominator to
6345 recompute_dominator.
6346 * lambda-code.c (perfect_nestify): Ditto.
6347 * cfgloopanal.c: Include graphds.h.
6348 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
6349 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
6350 (mark_irreducible_loops): Use graphds_scc. Remove argument from
6352 * graphds.c: New file.
6353 * graphds.h: New file.
6354 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
6355 (get_dominated_by, get_dominated_by_region): Change return type to
6357 (verify_dominators): Recompute all dominators and compare the results.
6358 (recount_dominator): Renamed to ...
6359 (recompute_dominator): ... this. Do not check that the block is
6361 (iterate_fix_dominators): Reimplemented.
6362 (prune_bbs_to_update_dominators, root_of_dom_tree,
6363 determine_dominators_for_sons): New functions.
6364 * et-forest.c (et_root): New function.
6365 * et-forest.h (et_root): Declare.
6366 * Makefile.in (graphds.o): Add.
6367 (cfgloopanal.o): Add graphds.h dependency.
6368 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
6369 * basic-block.h (get_dominated_by, get_dominated_by_region,
6370 iterate_fix_dominators): Declaration changed.
6371 (recount_dominator): Renamed to ...
6372 (recompute_dominator): ... this.
6373 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
6374 (thread_through_all_blocks): Do not free dominance info.
6376 2007-06-03 Andreas Schwab <schwab@suse.de>
6378 * config/m68k/m68k.c (override_options): Don't override
6380 * config/m68k/m68k-modes.def (SF, DF): Define to use
6381 motorola_single_format and motorola_double_format, resp.
6382 * real.c (motorola_single_format): Renamed from
6383 coldfire_single_format.
6384 (motorola_double_format): Renamed from coldfire_double_format.
6385 (encode_ieee_extended): Generate a proper canonical NaN image
6386 respecting canonical_nan_lsbs_set.
6387 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
6389 * real.h: Adjust declarations.
6391 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
6394 * config/sh/sh.md (symGOT_load): Don't schedule insns when
6395 the symbol is generated with the stack protector.
6397 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
6399 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
6400 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6402 * doc/extend.texi (interrupt): Mention m68k.
6404 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
6407 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
6408 (ix86_expand_sse_pcmpestr): Do not check operands for
6409 "register_operand", when insn operand predicate is "register_operand".
6410 (ix86_expand_sse_pcmpistr): Ditto.
6412 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
6413 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
6416 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
6417 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
6418 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
6419 * config/i386/constraints.md ("z"): New register constraint
6420 for members of SSE_FIRST_REG class.
6421 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
6422 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
6423 SSE_FIRST_REG class.
6424 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
6425 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
6426 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
6427 (IX86_BUILTIN_PCMPESTRM128): Likewise.
6428 (IX86_BUILTIN_PCMPESTRA128): Likewise.
6429 (IX86_BUILTIN_PCMPESTRC128): Likewise.
6430 (IX86_BUILTIN_PCMPESTRO128): Likewise.
6431 (IX86_BUILTIN_PCMPESTRS128): Likewise.
6432 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
6433 (IX86_BUILTIN_PCMPISTRI128): Likewise.
6434 (IX86_BUILTIN_PCMPISTRM128): Likewise.
6435 (IX86_BUILTIN_PCMPISTRA128): Likewise.
6436 (IX86_BUILTIN_PCMPISTRC128): Likewise.
6437 (IX86_BUILTIN_PCMPISTRO128): Likewise.
6438 (IX86_BUILTIN_PCMPISTRS128): Likewise.
6439 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
6440 (struct builtin_description): Change "flag" field to unsigned.
6441 (bdesc_pcmpestr): New builtin description table.
6442 (bdesc_pcmpistr): Likewise.
6443 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
6444 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
6445 Initialize pcmp[ei]str[im] insns for SSE4.2.
6446 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
6447 (ix86_expand_sse_pcmpistr): Likewise.
6448 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
6449 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
6450 (UNSPEC_PCMPISTR): Likewise.
6451 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
6452 (sse4_2_pcmpestri):New isns pattern.
6453 (sse4_2_pcmpestrm): Likewise.
6454 (sse4_2_pcmpestr_cconly): Likewise.
6455 (sse4_2_pcmpistr): New insn patern and splitter.
6456 (sse4_2_pcmpistri):New isns pattern.
6457 (sse4_2_pcmpistrm): Likewise.
6458 (sse4_2_pcmpistr_cconly): Likewise.
6459 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
6462 2007-06-01 David Daney <ddaney@avtrex.com>
6464 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
6465 LOADGP_ABSOLUTE and not binds_local_p.
6467 2007-06-01 Geoffrey Keating <geoffk@apple.com>
6469 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
6471 2007-06-01 Ian Lance Taylor <iant@google.com>
6473 * tree-vrp.c (compare_name_with_value): Always set
6474 used_strict_overflow if we get a result from the variable itself.
6476 2007-06-01 Ian Lance Taylor <iant@google.com>
6478 PR rtl-optimization/31455
6479 * lower-subreg.c (find_decomposable_subregs): Don't decompose
6480 subregs which have a cast between modes which are not tieable.
6482 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
6484 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
6485 breaks after return statements.
6487 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
6489 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
6490 only after no_new_pseudos.
6492 2007-05-31 Eric Christopher <echristo@apple.com>
6494 * expr.c (convert_move): Assert that we don't have a BLKmode
6496 (store_expr): Handle BLKmode moves by calling emit_block_move.
6498 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
6500 * c-typeck.c (build_indirect_ref): Include type in error message.
6501 (build_binary_op): Pass types to binary_op_error.
6502 * c-common.c (binary_op_error): Take two type arguments, print out
6504 * c-common.h (binary_op_error): Update prototype.
6506 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6508 * config/i386/i386.c: Correct coments on -mno-sse4.
6510 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6512 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
6513 (x86_64-*-*): Likewise.
6514 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
6515 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
6516 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6517 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
6518 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6519 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6520 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6521 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6522 (OPTION_MASK_ISA_SSE4): Likewise.
6523 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
6524 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6525 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
6526 (override_options): Support SSE4.2.
6527 (ix86_build_const_vector): Support SImode and DImode.
6528 (ix86_build_signbit_mask): Likewise.
6529 (ix86_expand_int_vcond): Support V2DImode.
6530 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
6531 (IX86_BUILTIN_CRC32HI): Likewise.
6532 (IX86_BUILTIN_CRC32SI): Likewise.
6533 (IX86_BUILTIN_CRC32DI): Likewise.
6534 (IX86_BUILTIN_PCMPGTQ): Likewise.
6535 (bdesc_crc32): Likewise.
6536 (bdesc_sse_3arg): Likewise.
6537 (ix86_expand_crc32): Likewise.
6538 (ix86_init_mmx_sse_builtins): Support SSE4.2.
6539 (ix86_expand_builtin): Likewise.
6540 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6541 __SSE4_2__ for -msse4.2.
6542 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
6543 (CRC32MODE): Likewise.
6544 (crc32modesuffix): Likewise.
6545 (crc32modeconstraint): Likewise.
6546 (sse4_2_crc32<mode>): Likewise.
6547 (sse4_2_crc32di): Likewise.
6548 * config/i386/i386.opt (msse4.2): New for SSE4.2.
6550 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
6551 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
6552 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
6553 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
6554 (vcondu<mode>): Likewise.
6555 * doc/extend.texi: Document SSE4.2 built-in functions.
6556 * doc/invoke.texi: Document -msse4.2/-msse4.
6558 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
6560 PR tree-optimization/32160
6561 * tree-predcom.c (predcom_tmp_var): New function. Mark created
6562 variable as gimple reg.
6563 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
6565 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
6567 * gcc.c (main): Don't consider linker options when issuing the
6568 warning about a linker input file not being used.
6570 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6572 * tree-vrp.c (compare_names): Initialize sop.
6574 2007-05-30 Dirk Mueller <dmueller@suse.de>
6576 * cgraphunit.c (cgraph_analyze_function): Remove
6577 computation of inline parameters.
6579 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6581 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6583 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6585 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6586 Add vx-common.h. Include vxworks.h between vx-common.h and
6588 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6590 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6591 (TARGET_ASM_DESTRUCTOR): Likewise.
6592 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6593 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6594 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6595 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6596 (VXWORKS_ENDIAN_SPEC): Define.
6597 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6598 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6599 VXWORKS_* equivalents.
6600 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6601 (ASM_FILE_START): Delete.
6602 (TARGET_VERSION): Reformat.
6603 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6604 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6605 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6606 (FPBIT, DPBIT): Define.
6607 (fp-bit.c, dp-bit.c): New rules.
6608 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6609 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6610 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6611 * config/arm/arm.h: Include vxworks-dummy.h.
6612 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6613 Mark with ATTRIBUTE_UNUSED.
6614 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6615 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6616 make it incompatible with -msingle-pic-base.
6617 (arm_function_ok_for_sibcall): Return false for calls that might
6618 go through a VxWorks PIC PLT entry.
6619 (require_pic_register): New function, split out from...
6620 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6622 (arm_load_pic_register): Handle the VxWorks RTP initialization
6623 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6624 (arm_emit_call_insn): New function.
6625 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6626 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6627 (pic_offset_arm): New pattern.
6628 (call, call_value): Use arm_emit_call_insn.
6629 (call_internal, call_value_internal): New expanders.
6630 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6631 VxWorks unless __PIC__.
6633 2007-05-30 Eric Christopher <echristo@gmail.com>
6635 * genrecog.c: Include regs.h in generated file.
6636 * genemit.c: Ditto. Fix up formatting.
6637 * config/mn10300/constraints.md: New.
6638 * config/mn10300/mn10300.md: Include.
6639 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6640 Fix up for removed macro.
6641 * config/mn10300/predicates.md (call_address_operand): Ditto.
6642 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6643 (CONST_OK_FOR_I): Ditto.
6644 (CONST_OK_FOR_J): Ditto.
6645 (CONST_OK_FOR_K): Ditto.
6646 (CONST_OK_FOR_L): Ditto.
6647 (CONST_OK_FOR_M): Ditto.
6648 (CONST_OK_FOR_N): Ditto.
6649 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6653 (EXTRA_CONSTRAINT): Ditto.
6655 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6657 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6659 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6660 OPTION_MASK_ISA_64BIT.
6661 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6663 2007-05-30 Richard Guenther <rguenther@suse.de>
6666 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6667 types for comparison.
6668 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6669 with original typed arguments.
6670 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6672 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6674 PR tree-optimization/31769
6675 * except.c (duplicate_eh_regions): Clear prev_try if
6676 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6678 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6680 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6681 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6682 bsi of the location where statements should be inserted.
6683 (sink_code_in_bb): Take bsi from statement_sink_location.
6684 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6685 instead of bsi_start.
6686 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6688 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6689 (bsi_move_before): Document inconsistency with bsi_move_after.
6690 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6692 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/i386.h (TARGET_ABM): New define.
6695 (TARGET_POPCNT): Ditto.
6696 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6697 New temporary defines to redefine from OPTION_ISA_* defines.
6698 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6699 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6700 (ix86_isa_flags): New extern int declaration.
6701 (TARGET_SUBTARGET_DEFAULT): New define.
6702 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6703 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6704 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6705 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6706 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6707 * config/i386/darwin.h: Change TARGET_64BIT define to
6710 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6711 using existing "ix86_isa_flags" varible.
6712 (m32, m64): Use existing "ix86_isa_flags" variable.
6713 (mmmx, m3dnow): Ditto.
6714 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6715 (mabm): Define as non-negative option using "x86_abm" variable.
6716 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6718 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6719 Rewrite feature test bitmap.
6720 (ix86_isa_flags): New initialized global int varible.
6721 (ix86_isa_flags_explicit): New static int variable.
6722 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6723 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6724 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6725 target_flags_explicit.
6726 (override_options): Remove "target_enable" and "target_disable" fields
6727 from "struct ptt". Update processor_target_table accordingly. Remove
6728 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6729 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6730 "target_flags" and "ix86_isa_flags_explicit" instead of
6731 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6732 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6733 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6734 to true when either of PTA_POPCNT or PTA_ABM is set in
6735 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6736 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6737 processor_alias_table flags entry. Remove handling of
6738 "target_enable" and "target_disable" fields of processor_target_table.
6739 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6740 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6741 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6742 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6743 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6745 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6747 2007-05-29 David Daney <ddaney@avtrex.com>
6750 * config/mips/mips.c (mips_output_mi_thunk): Emit
6751 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6753 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6754 * config/i386/i386.c (ix86_function_regparm): Added checking of
6755 ix86_force_align_arg_pointer to determine the number of
6756 register parameters.
6758 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6760 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6761 (SET_DR_MISALIGNMENT): New.
6762 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6763 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6764 Use SET_DR_MISALIGNMENT.
6765 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6767 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6768 find_loop_nest): Export.
6769 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6770 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6771 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6772 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6774 (struct mem_ref): Add field reuse_distance.
6775 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6776 Initialize reuse_distance field.
6777 (issue_prefetch_ref): Select temporality of prefetch according to
6779 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6780 self_reuse_distance, determine_loop_nest_reuse): New functions.
6781 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6782 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6783 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6786 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6788 * tree-ssa-alias.c: Add aliasing overview.
6790 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6791 Danny Smith <dannysmith@users.sourceforge.net>
6794 * config/i386/t-crtfm: Compile crtfastmath.o with
6795 -minline-all-stringops.
6796 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6797 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6799 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6801 * doc/md.texi: Document constraints on HP PA-RISC.
6803 * pa/constraints.md: New file.
6804 * pa.md: Include constraints.md.
6805 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6806 (integer_store_memory_operand, ldil_cint_p): New functions.
6807 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6808 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6809 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6810 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6811 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6813 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6816 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6817 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6818 case POSTDECREMENT_EXPR>): Return the error_mark_node
6819 if either the real or imaginary parts would an
6822 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6824 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6825 name when we remove it from a call.
6827 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6829 * targhooks.c (default_narrow_bitfield): Remove.
6830 * targhooks.h: Remove the prototype for
6831 default_narrow_bitfield.
6833 * langhooks-def.h: Remove the prototype for
6834 hook_get_alias_set_0.
6835 * langhooks.c (hook_get_alias_set_0): Remove.
6837 * global.c (EXECUTE_IF_CONFLICT): Remove.
6839 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6842 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6843 return true when truth_value_p is true and the type
6846 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6848 * doc/install.texi (Prerequisites): We no longer require Autoconf
6849 2.13 for the top-level.
6851 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6853 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6854 memory access via x86_expand_vector_move_misalign() only for
6855 TImode values on 32-bit targets.
6857 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6859 * matrix-reorg.c: New file. Implement matrix flattening and
6860 transposing optimization.
6861 * tree-pass.h: Add matrix reorg pass.
6862 * common.opt: Add fipa-mreorg flag.
6863 * Makefile.in: Add matrix-reorg.c.
6864 * passes.c: Add matrix reorg pass.
6865 * varpool.c (add_new_static_var): New function.
6866 * cgraph.h (add_new_static_var): Declare.
6868 2007-05-27 Eric Christopher <echristo@apple.com>
6870 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6871 sp_offset depending on stack size. Save r12 depending
6872 on registers we're saving later.
6873 (rs6000_emit_epilogue): Update sp_offset depending only
6876 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6878 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6879 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6880 * ifcvt.c (if_convert): Ditto.
6881 * tree-ssa-threadupdate.c (thread_block): Ditto.
6882 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6883 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6884 verify_loop_closed_ssa): Check number_of_loops instead of
6886 * predict.c (tree_estimate_probability): Ditto.
6887 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6888 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6889 * modulo-sched.c (sms_schedule): Ditto.
6890 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6891 (scev_finalize): Do not do anything if scev analysis was not
6893 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6894 current_loops == NULL.
6895 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6896 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6898 (loop_optimizer_finalize): Assert that loops were analyzed.
6899 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6900 rtl_doloop): Check number_of_loops instead of current_loops.
6901 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6902 current_loops == NULL.
6903 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6904 gate_tree_vectorize tree_linear_transform, check_data_deps,
6905 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6906 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6907 Check number_of_loops instead of current_loops.
6908 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6909 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6910 free loops if available.
6911 (execute_pre): Do not pass do_fre to fini_pre.
6913 2007-05-27 Tobias Burnus <burnus@net-b.de>
6916 * real.c (mpfr_from_real): Fix sign of -Inf.
6918 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6920 * tree-vect-transform.c (vectorizable_conversion): Initialize
6921 tree_code variables to ERROR_MARK.
6922 (vectorizable_type_demotion): Likewise.
6923 (vectorizable_type_promotion): Likewise.
6925 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6928 * config/i386/i386.md (movti): Handle push operands via
6931 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6933 * basic-block.h: Remove the prototype for merge_seq_blocks.
6934 * cfgcleanup.c (merge_seq_blocks): Remove.
6936 * tree-flow.h: Remove the prototype for is_aliased_with.
6937 * tree-ssa-alias.c (is_aliased_with): Remove.
6939 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6941 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6943 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6945 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6946 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6947 (vec_unpacks_hi_v16qi): Likewise.
6948 (vec_unpacku_lo_v16qi): Likewise.
6949 (vec_unpacks_lo_v16qi): Likewise.
6950 (vec_unpacku_hi_v8hi): Likewise.
6951 (vec_unpacks_hi_v8hi): Likewise.
6952 (vec_unpacku_lo_v8hi): Likewise.
6953 (vec_unpacks_lo_v8hi): Likewise.
6954 (vec_unpacku_hi_v4si): Likewise.
6955 (vec_unpacks_hi_v4si): Likewise.
6956 (vec_unpacku_lo_v4si): Likewise.
6957 (vec_unpacks_lo_v4si): Likewise.
6959 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6961 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6962 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6963 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6964 follow spelling conventions in various
6965 warning/error/diagnostic messages.
6967 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6968 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6969 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6970 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6971 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6972 * doc/tm.texi: Follow spelling conventions.
6974 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6977 * tree-ssa-forwprop.c
6978 (forward_propagate_addr_into_variable_array_index): Remove
6979 the lhs argument. Use the type of def_rhs instead of lhs.
6980 (forward_propagate_addr_expr_1): Update use of
6981 forward_propagate_addr_into_variable_array_index.
6983 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6984 Nigel Stephens <nigel@mips.com>
6986 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6987 function attributes, "far" being an alias for "long_call".
6988 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6989 (mips_near_type_p, mips_far_type_p): New.
6990 (mips_comp_type_attributes): New function to check that attributes
6991 attached to a function type are compatible.
6992 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6993 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6994 to the target function of the thunk.
6995 (mips_encode_section_info): Check for "near" and "far" function
6996 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6998 * config/mips/predicates.md (const_call_insn_operand): Test only
6999 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
7001 * doc/extend.texi (Function Attributes): Document MIPS "near" and
7004 * testsuite/gcc.target/mips/near-far-1.c: New test case.
7005 * testsuite/gcc.target/mips/near-far-2.c: New test case.
7006 * testsuite/gcc.target/mips/near-far-3.c: New test case.
7007 * testsuite/gcc.target/mips/near-far-4.c: New test case.
7009 2007-05-25 Eric Christopher <echristo@apple.com>
7011 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
7012 to x86-darwin configurations.
7013 * config/i386/t-darwin: Add softfp support.
7014 * config/i386/t-darwin64: Ditto.
7015 * config/i386/sfp-machine.h: If mach then don't use
7016 aliasing, emit a stub to call.
7018 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
7020 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
7021 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
7022 tree-predcom.c, tree-ssa-alias-warnings.c,
7023 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
7024 comment typos. Follow spelling conventions.
7025 * doc/cpp.texi, doc/invoke.texi: Fix typos.
7027 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7030 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
7031 constants into memory. Expand unaligned memory references for
7032 SSE modes via x86_expand_vector_move_misalign() function.
7034 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
7037 "memory" attribute for "sseishft" type insn without operands[2].
7039 2007-05-25 Dirk Mueller <dmueller@suse.de>
7040 Marcus Meissner <meissner@suse.de>
7042 * doc/extend.texi (alloc_size): New attribute.
7043 * c-common.c (handle_alloc_size_attribute): New.
7044 * tree-object-size.c (alloc_object_size): Use alloc_size
7045 attribute, if available.
7047 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7049 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
7051 (__builtin_ia32_vec_ext_v2di): Likewise.
7052 (__builtin_ia32_vec_ext_v4si): Likewise.
7053 (__builtin_ia32_vec_ext_v8hi): Likewise.
7054 (__builtin_ia32_vec_ext_v16qi): Likewise.
7055 (__builtin_ia32_vec_set_v8hi): Likewise.
7057 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7059 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
7061 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7063 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7064 (arm_is_longcall_p): Rename to...
7065 (arm_is_long_call_p): ...this. Take a single tree argument and
7067 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7068 (CUMULATIVE_ARGS): Remove call_cookie.
7069 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7070 (ENCODED_LONG_CALL_ATTR_P): Delete.
7071 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7072 LONG_CALL_FLAG_CHAR cases.
7073 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7074 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7075 ARM_DECLARE_FUNCTION_SIZE.
7076 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7077 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7078 (arm_encode_call_attribute, current_file_function_operand): Delete.
7079 (arm_function_in_section_p): New function.
7080 (arm_is_longcall_p): Rename to...
7081 (arm_is_long_call_p): ...this. Take the target function as a single
7082 argument and return a bool. Do not rely on call cookies. Check
7083 whether the target symbol is in the same section as the current
7084 function, not just the same compilation unit.
7085 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7086 (arm_encode_section_info): Don't encode a call type.
7087 * config/arm/arm.md (call, call_value): Update calls to
7088 arm_is_long(_)call_p. Simplify logic.
7089 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7090 Update calls to arm_is_long(_)call_p.
7092 2007-05-25 Richard Guenther <rguenther@suse.de>
7094 PR tree-optimization/31982
7095 * tree-ssa-forwprop.c
7096 (forward_propagate_addr_into_variable_array_index): Handle arrays
7097 with element size one.
7099 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7101 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7102 (umulsi3_highpart): Likewise.
7104 2007-05-24 Ian Lance Taylor <iant@google.com>
7106 PR rtl-optimization/32069
7107 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7110 2007-05-24 Ollie Wild <aaw@google.com>
7112 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7115 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7117 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7118 (oprs_unchanged_p): Use it to check all registers in a REG.
7119 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7120 (reg_set_between_after_reload_p): Delete.
7121 (reg_used_between_after_reload_p): Likewise.
7122 (reg_set_or_used_since_bb_start): Likewise.
7123 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7124 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7125 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7126 * rtlanal.c (reg_set_p): Check whether REG overlaps
7127 regs_invalidated_by_call, rather than just checking the
7128 membership of REGNO (REG).
7130 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7132 * doc/passes.texi: Document predictive commoning.
7133 * doc/invoke.texi (-fpredictive-commoning): Document.
7134 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7135 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7136 adding indices to the generated name.
7137 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7138 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7139 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7140 (op_symbol_code): ... and exported.
7141 (dump_omp_clause, op_symbol): Use op_symbol_code
7142 instead of op_symbol_1.
7143 * tree-pass.h (pass_predcom): Declare.
7144 * timevar.def (TV_PREDCOM): New timevar.
7145 * tree-ssa-loop.c (run_tree_predictive_commoning,
7146 gate_tree_predictive_commoning, pass_predcom): New.
7147 * tree-data-ref.c (find_data_references_in_loop): Find the
7148 references in dominance order.
7149 (canonicalize_base_object_address): Ensure that the result has
7151 (dr_analyze_innermost): Export.
7152 (create_data_ref): Code to fail for references with invariant
7154 (find_data_references_in_stmt): ... here.
7155 * tree-data-ref.h (dr_analyze_innermost): Declare.
7156 * tree-affine.c: Include tree-gimple.h and hashtab.h.
7157 (aff_combination_find_elt, name_expansion_hash,
7158 name_expansion_eq, tree_to_aff_combination_expand,
7159 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
7161 * tree-affine.h (aff_combination_constant_multiple_p,
7162 tree_to_aff_combination_expand): Declare.
7163 * tree-predcom.c: New file.
7164 * common.opt (fpredictive-commoning): New option.
7165 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
7166 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
7167 * Makefile.in (tree-predcom.o): Add.
7168 (tree-affine.o): Add TREE_GIMPLE_H dependency.
7169 * passes.c (init_optimization_passes): Add dceloop after
7170 copy propagation in loop optimizer. Add predictive commoning
7171 to loop optimizer passes.
7173 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7175 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
7178 2007-05-24 Jan Hubicka <jh@suse.cz>
7180 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
7182 (genheader): Include statistics.h.
7184 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
7186 * print-rtl.c (flag_dump_unnumbered): Update comments.
7187 (print_rtl): Fix my previous change.
7188 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
7191 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7194 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
7196 (thread_through_all_blocks): Call initialize_original_copy_tables
7197 and free_original_copy_tables.
7198 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
7200 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7201 * cfghooks.c (duplicate_block): Use get_loop_copy.
7202 * cfg.c: Include cfgloop.h.
7203 (loop_copy): New hash table.
7204 (initialize_original_copy_tables): Initialize loop_copy table.
7205 (free_original_copy_tables): Free loop_copy table.
7206 (copy_original_table_clear, copy_original_table_set,
7207 set_loop_copy, get_loop_copy): New functions.
7208 (set_bb_original, set_bb_copy): Use copy_original_table_set.
7209 * cfgloop.h (struct loop): Remove copy field.
7210 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
7211 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
7213 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7215 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
7216 -msse/-msse2/-msse3.
7218 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7220 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
7221 __builtin_ia32_vec_set_v2di with MASK_64BIT.
7223 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
7226 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
7227 * targhooks.h (default_mangle_decl_assembler_name): Declare
7229 * targhooks.c (default_mangle_decl_assembler_name): Define
7231 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
7233 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
7234 * langhooks.c (lhd_set_decl_assembler_name): Call
7235 targetm.mangle_decl_assembler_name for names with global scope.
7237 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
7239 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
7240 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
7242 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7243 New. Factored out of i386_pe_encode_section_info.
7244 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
7245 Move check for prior decoration of stdcall
7246 symbols to i386_pe_encode_section_info.
7247 (i386_pe_encode_section_info): Adjust call to
7248 gen_stdcall_or_fastcall_suffix. Use
7249 i386_pe_maybe_mangle_decl_assembler_name, if needed.
7250 (i386_pe_mangle_decl_assembler_name): New. Wrap
7251 i386_pe_maybe_mangle_decl_assembler_name.
7253 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7255 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
7256 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
7257 * langhooks.c (get_signed_or_unsigned_type): Don't check for
7258 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7259 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
7262 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
7263 Nigel Stephens <nigel@mips.com>
7264 Richard Sandiford <richard@codesourcery.com>
7266 Fix up MIPS16 hard float and add support for complex.
7268 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
7269 (TARGET_SOFT_FLOAT_ABI): New.
7270 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
7271 __mips_soft_float to reflect the ABI in use, not whether the
7272 FPU is directly accessible (e.g., in MIPS16 mode).
7273 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
7274 (UNITS_PER_FPVALUE): Likewise.
7276 * config/mips/mips.c (mips_expand_call): Remove redundant
7277 TARGET_MIPS16 check.
7278 (mips_arg_regno): New.
7279 (function_arg_advance): When setting bits in cum->fp_code for
7280 MIPS16, don't subtract 1 from cum->arg_number, since it is now
7282 (function_arg): Use mips_arg_regno.
7283 (mips_return_mode_in_fpr_p): New.
7284 (mips16_call_stub_mode_suffix): New.
7285 (mips16_cfun_returns_in_fpr_p): New.
7286 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
7287 (mips_output_function_prologue): Test mips16_hard_float, not
7288 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
7289 (mips_expand_epilogue): Call MIPS16 helper routines to copy
7290 return value into a floating-point register.
7291 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
7292 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
7293 (mips16_fp_args): Handle MIPS32r2 ISA which supports
7294 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
7295 word of double arguments from or to the high bits of 64-bit
7296 floating point registers.
7297 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
7298 (mips16_fpret_double): New helper function.
7299 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
7300 support for complex modes. Fill in DECL_RESULT for stubdecl.
7301 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
7303 * config/mips/mips16.S
7304 (RET, ARG1, ARG2): New.
7305 (MERGE_GPRf, MERGE_GPRt): New.
7306 (DELAYt, DELAYf): New.
7307 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
7308 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
7309 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
7310 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
7311 (SFOP): Renamed to...
7312 (OPSF3): This, and macro-ified. Updated all uses.
7313 (SFOP2): Renamed to...
7314 (OPSF2): This, and macro-ified. Updated all uses.
7315 (SFCMP): Renamed to...
7316 (CMPSF): This, and macro-ified. Updated all uses.
7317 (SFREVCMP): Renamed to...
7318 (REVCMPSF): This, and macro-ified. Updated all uses.
7319 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
7320 (LDDBL1, LDDBL2, RETDBL): Deleted.
7321 (DFOP): Renamed to...
7322 (OPDF3): This, and macro-ified. Updated all uses.
7323 (DFOP2): Renamed to...
7324 (OPDF2): This, and macro-ified. Updated all uses.
7325 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
7326 (DFCMP): Renamed to...
7327 (CMPDF): This, and macro-ified. Updated all uses.
7328 (DFREVCMP): Renamed to...
7329 (REVCMPDF): This, and macro-ified. Updated all uses.
7330 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
7331 (RET_FUNCTION): New.
7332 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
7333 (__mips16_ret_sc, __mips16_ret_dc): New.
7334 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
7335 STUB_ARGS_6, STUB_ARGS_10): New.
7336 (CALL_STUB_NO_RET): New.
7337 (__mips16_call_stub_1): Macro-ified.
7338 (__mips16_call_stub_5): Macro-ified.
7339 (__mips16_call_stub_2): Macro-ified.
7340 (__mips16_call_stub_6): Macro-ified.
7341 (__mips16_call_stub_9): Macro-ified.
7342 (__mips16_call_stub_10): Macro-ified.
7343 (CALL_STUB_RET): New.
7344 (__mips16_call_stub_sf_0): Macro-ified.
7345 (__mips16_call_stub_sf_1): Macro-ified.
7346 (__mips16_call_stub_sf_5): Macro-ified.
7347 (__mips16_call_stub_sf_2): Macro-ified.
7348 (__mips16_call_stub_sf_6): Macro-ified.
7349 (__mips16_call_stub_sf_9): Macro-ified.
7350 (__mips16_call_stub_sf_10): Macro-ified.
7351 (__mips16_call_stub_df_0): Macro-ified.
7352 (__mips16_call_stub_df_1): Macro-ified.
7353 (__mips16_call_stub_df_5): Macro-ified.
7354 (__mips16_call_stub_df_2): Macro-ified.
7355 (__mips16_call_stub_df_6): Macro-ified.
7356 (__mips16_call_stub_df_9): Macro-ified.
7357 (__mips16_call_stub_df_10): Macro-ified.
7358 (__mips16_call_stub_sc_0): New.
7359 (__mips16_call_stub_sc_1): New.
7360 (__mips16_call_stub_sc_5): New.
7361 (__mips16_call_stub_sc_2): New.
7362 (__mips16_call_stub_sc_6): New.
7363 (__mips16_call_stub_sc_9): New.
7364 (__mips16_call_stub_sc_10): New.
7365 (__mips16_call_stub_dc_0): New.
7366 (__mips16_call_stub_dc_1): New.
7367 (__mips16_call_stub_dc_5): New.
7368 (__mips16_call_stub_dc_2): New.
7369 (__mips16_call_stub_dc_6): New.
7370 (__mips16_call_stub_dc_9): New.
7371 (__mips16_call_stub_dc_10): New.
7373 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
7374 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
7375 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
7377 2007-05-23 Ian Lance Taylor <iant@google.com>
7379 * doc/invoke.texi (Invoking GCC): Document that the order of the
7382 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
7385 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
7386 * config/score/predicate.md (const_pow2, const_npow2): Remove.
7387 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
7391 * config/score/score.c (score_print_operand): Make sure that only
7392 lower bits are used.
7394 2007-05-22 Ian Lance Taylor <iant@google.com>
7396 * tree-vrp.c (avoid_overflow_infinity): New static function,
7397 broken out of set_value_range_to_value.
7398 (set_value_range_to_value): Call avoid_overflow_infinity.
7399 (extract_range_from_assert): Likewise.
7401 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7404 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
7405 change the type before looking for a COMPOUND_EXPR.
7407 2007-05-22 Ian Lance Taylor <iant@google.com>
7409 * lower-subreg.c (decompose_multiword_subregs): If we change an
7410 insn, call remove_retval_note on it.
7412 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7414 * regs.h (end_hard_regno): New function.
7415 (END_HARD_REGNO, END_REGNO): New macros.
7416 (add_to_hard_reg_set): New function.
7417 (remove_from_hard_reg_set): Likewise.
7418 (in_hard_reg_set_p): Likewise.
7419 (overlaps_hard_reg_set_p): Likewise.
7420 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
7421 (note_btr_set): Use END_HARD_REGNO.
7422 * caller-save.c (setup_save_areas): Use end_hard_regno.
7423 (mark_set_regs): Use END_HARD_REGNO.
7424 (add_stored_regs): Use end_hard_regno.
7425 (mark_referenced_regs): Use add_to_hard_reg_set.
7426 * combine.c (update_table_tick): Use END_REGNO.
7427 (record_value_for_reg): Likewise.
7428 (record_dead_and_set_regs): Likewise.
7429 (get_last_value_validate): Likewise.
7430 (use_crosses_set_p): Likewise.
7431 (reg_dead_at_p_1): Likewise.
7432 (reg_dead_at_p): Likewise.
7433 (mark_used_regs_combine): Use add_to_hard_reg_set.
7434 (move_deaths): Use END_HARD_REGNO.
7435 (reg_bitfield_target_p): Use end_hard_regno.
7436 (distribute_notes): Use END_HARD_REGNO.
7437 * cse.c (mention_regs): Use END_REGNO.
7438 (insert): Use add_to_hard_reg_set.
7439 (invalidate): Use END_HARD_REGNO.
7440 (invalidate_for_call): Likewise.
7441 (exp_equiv_p): Use END_REGNO.
7442 (cse_insn): Likewise.
7443 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
7444 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
7445 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
7446 * function.c (keep_stack_depressed): Use end_hard_regno.
7447 * global.c (global_alloc): Use end_hard_regno.
7448 (global_conflicts): Use add_to_hard_reg_set instead of
7450 (find_reg): Likewise.
7451 (mark_reg_store): Likewise.
7452 (mark_reg_conflicts): Likewise.
7453 (mark_reg_death): Use remove_from_hard_reg_set.
7454 (mark_reg_live_nc): Delete.
7455 (set_preference): Use end_hard_regno.
7456 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
7457 remove_from_hard_reg_set.
7458 (post_mark_life): Use add_to_hard_reg_set.
7459 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
7460 (reg_becomes_live): Use add_to_hard_reg_set.
7461 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
7462 (peep2_find_free_register): Use add_to_hard_reg_set.
7463 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
7464 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
7465 * regrename.c (note_sets): Use add_to_hard_reg_set.
7466 (clear_dead_regs): Use remove_from_hard_reg_set.
7467 (regrename_optimize): Use add_to_hard_reg_set.
7468 (find_oldest_value_reg): Use in_hard_reg_set_p.
7469 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
7470 (hard_reg_set_here_p): Use end_hard_regno.
7471 (decompose): Likewise.
7472 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
7473 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
7474 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
7475 (mark_home_live): Use end_hard_regno.
7476 (spill_hard_reg): Likewise.
7477 (clear_reload_reg_in_use): Likewise.
7478 * reorg.c (delete_prior_computation): Use END_REGNO.
7479 * resource.c (update_live_status): Use END_HARD_REGNO.
7480 (mark_referenced_resources): Use add_to_hard_reg_set.
7481 (mark_set_resources): Likewise.
7482 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
7483 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
7484 (reg_overlap_mentioned_p): Likewise.
7485 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
7486 (covers_regno_no_parallel_p): Use END_REGNO.
7487 (find_regno_note): Likewise.
7488 (find_reg_fusage): Use END_HARD_REGNO.
7489 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
7490 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
7492 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7494 * mode-switching.c (reg_dies): Change type of second argument to
7496 (optimize_mode_switching): Update accordingly.
7498 2007-05-22 Richard Sandiford <richard@codesourcery.com>
7500 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
7502 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
7503 (hard_reg_set_empty_p): ...these new functions.
7504 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
7505 GO_IF_HARD_REG_SUBSET.
7506 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
7507 instead of GO_IF_HARD_REG_EQUAL.
7508 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
7509 instead of GO_IF_HARD_REG_EQUAL.
7510 * global.c (find_reg): Use hard_reg_set_empty_p instead of
7511 GO_IF_HARD_REG_SUBSET.
7512 (modify_reg_pav): Use hard_reg_set_empty_p instead of
7513 GO_IF_HARD_REG_EQUAL.
7514 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
7515 of GO_IF_HARD_REG_SUBSET.
7516 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
7517 instead of GO_IF_HARD_REG_EQUAL.
7518 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
7519 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
7520 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
7521 of GO_IF_HARD_REG_SUBSET,
7522 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
7523 GO_IF_HARD_REG_SUBSET.
7524 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
7525 instead of GO_IF_HARD_REG_EQUAL.
7526 * config/sh/sh.c (push_regs, calc_live_regs): Use
7527 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
7528 (hard_regs_intersect_p): Delete.
7530 2007-05-22 Janis Johnson <janis187@us.ibm.com>
7532 * doc/sourcebuild.texi (Test Directives) Add dg-message.
7534 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
7535 Richard Henderson <rth@redhat.com>
7537 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
7539 (x86_64-*-*): Likewise.
7541 * i386/i386-modes.def (V2QI): New.
7543 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
7545 (override_options): Support SSE4.1.
7546 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
7547 (IX86_BUILTIN_BLENDPS): Likewise.
7548 (IX86_BUILTIN_BLENDVPD): Likewise.
7549 (IX86_BUILTIN_BLENDVPS): Likewise.
7550 (IX86_BUILTIN_PBLENDVB128): Likewise.
7551 (IX86_BUILTIN_PBLENDW128): Likewise.
7552 (IX86_BUILTIN_DPPD): Likewise.
7553 (IX86_BUILTIN_DPPS): Likewise.
7554 (IX86_BUILTIN_INSERTPS128): Likewise.
7555 (IX86_BUILTIN_MOVNTDQA): Likewise.
7556 (IX86_BUILTIN_MPSADBW128): Likewise.
7557 (IX86_BUILTIN_PACKUSDW128): Likewise.
7558 (IX86_BUILTIN_PCMPEQQ): Likewise.
7559 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
7560 (IX86_BUILTIN_PMAXSB128): Likewise.
7561 (IX86_BUILTIN_PMAXSD128): Likewise.
7562 (IX86_BUILTIN_PMAXUD128): Likewise.
7563 (IX86_BUILTIN_PMAXUW128): Likewise.
7564 (IX86_BUILTIN_PMINSB128): Likewise.
7565 (IX86_BUILTIN_PMINSD128): Likewise.
7566 (IX86_BUILTIN_PMINUD128): Likewise.
7567 (IX86_BUILTIN_PMINUW128): Likewise.
7568 (IX86_BUILTIN_PMOVSXBW128): Likewise.
7569 (IX86_BUILTIN_PMOVSXBD128): Likewise.
7570 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7571 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7572 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7573 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7574 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7575 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7576 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7577 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7578 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7579 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7580 (IX86_BUILTIN_PMULDQ128): Likewise.
7581 (IX86_BUILTIN_PMULLD128): Likewise.
7582 (IX86_BUILTIN_ROUNDPD): Likewise.
7583 (IX86_BUILTIN_ROUNDPS): Likewise.
7584 (IX86_BUILTIN_ROUNDSD): Likewise.
7585 (IX86_BUILTIN_ROUNDSS): Likewise.
7586 (IX86_BUILTIN_PTESTZ): Likewise.
7587 (IX86_BUILTIN_PTESTC): Likewise.
7588 (IX86_BUILTIN_PTESTNZC): Likewise.
7589 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7590 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7591 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7592 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7593 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7595 (bdesc_sse_3arg): Likewise.
7596 (bdesc_2arg): Likewise.
7597 (bdesc_1arg): Likewise.
7598 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7600 (ix86_expand_sse_4_operands_builtin): New.
7601 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7602 smaller than 8 bits as the 2nd arg.
7603 (ix86_expand_sse_ptest): New.
7604 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7605 (ix86_expand_vector_set): Support SSE4.1.
7606 (ix86_expand_vector_extract): Likewise.
7608 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7609 __SSE4_1__ for -msse4.1.
7611 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7612 (UNSPEC_INSERTPS): Likewise.
7613 (UNSPEC_DP): Likewise.
7614 (UNSPEC_MOVNTDQA): Likewise.
7615 (UNSPEC_MPSADBW): Likewise.
7616 (UNSPEC_PHMINPOSUW): Likewise.
7617 (UNSPEC_PTEST): Likewise.
7618 (UNSPEC_ROUNDP): Likewise.
7619 (UNSPEC_ROUNDS): Likewise.
7621 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7623 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7624 (const_pow2_1_to_32768_operand): Likewise.
7626 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7629 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7631 (sse4_1_insertps): Likewise.
7632 (*sse4_1_extractps): Likewise.
7633 (sse4_1_ptest): Likewise.
7634 (sse4_1_mulv2siv2di3): Likewise.
7635 (*sse4_1_mulv4si3): Likewise.
7636 (*sse4_1_smax<mode>3): Likewise.
7637 (*sse4_1_umax<mode>3): Likewise.
7638 (*sse4_1_smin<mode>3): Likewise.
7639 (*sse4_1_umin<mode>3): Likewise.
7640 (sse4_1_eqv2di3): Likewise.
7641 (*sse4_1_pinsrb): Likewise.
7642 (*sse4_1_pinsrd): Likewise.
7643 (*sse4_1_pinsrq): Likewise.
7644 (*sse4_1_pextrb): Likewise.
7645 (*sse4_1_pextrb_memory): Likewise.
7646 (*sse4_1_pextrw_memory): Likewise.
7647 (*sse4_1_pextrq): Likewise.
7648 (sse4_1_blendpd): Likewise.
7649 (sse4_1_blendps): Likewise.
7650 (sse4_1_blendvpd): Likewise.
7651 (sse4_1_blendvps): Likewise.
7652 (sse4_1_dppd): Likewise.
7653 (sse4_1_dpps): Likewise.
7654 (sse4_1_movntdqa): Likewise.
7655 (sse4_1_mpsadbw): Likewise.
7656 (sse4_1_packusdw): Likewise.
7657 (sse4_1_pblendvb): Likewise.
7658 (sse4_1_pblendw): Likewise.
7659 (sse4_1_phminposuw): Likewise.
7660 (sse4_1_extendv8qiv8hi2): Likewise.
7661 (*sse4_1_extendv8qiv8hi2): Likewise.
7662 (sse4_1_extendv4qiv4si2): Likewise.
7663 (*sse4_1_extendv4qiv4si2): Likewise.
7664 (sse4_1_extendv2qiv2di2): Likewise.
7665 (*sse4_1_extendv2qiv2di2): Likewise.
7666 (sse4_1_extendv4hiv4si2): Likewise.
7667 (*sse4_1_extendv4hiv4si2): Likewise.
7668 (sse4_1_extendv2hiv2di2): Likewise.
7669 (*sse4_1_extendv2hiv2di2): Likewise.
7670 (sse4_1_extendv2siv2di2): Likewise.
7671 (*sse4_1_extendv2siv2di2): Likewise.
7672 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7673 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7674 (sse4_1_zero_extendv4qiv4si2): Likewise.
7675 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7676 (sse4_1_zero_extendv2qiv2di2): Likewise.
7677 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7678 (sse4_1_zero_extendv4hiv4si2): Likewise.
7679 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7680 (sse4_1_zero_extendv2hiv2di2): Likewise.
7681 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7682 (sse4_1_zero_extendv2siv2di2): Likewise.
7683 (*sse4_1_zero_extendv2siv2di2): Likewise.
7684 (sse4_1_roundpd): Likewise.
7685 (sse4_1_roundps): Likewise.
7686 (sse4_1_roundsd): Likewise.
7687 (sse4_1_roundss): Likewise.
7688 (mulv4si3): Don't expand for SSE4.1.
7689 (smax<mode>3): Likewise.
7690 (umaxv4si3): Likewise.
7691 (uminv16qi3): Likewise.
7692 (umin<mode>3): Likewise.
7693 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7695 * doc/extend.texi: Document SSE4.1 built-in functions.
7697 * doc/invoke.texi: Document -msse4.1.
7699 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7701 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7702 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7703 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7704 (ASM_SPEC): Add asm_pcrel_spec.
7705 (EXTRA_SPECS): Add asm_pcrel_spec.
7707 2007-05-21 David Daney <ddaney@avtrex.com>
7709 * doc/install.texi (Building a cross compiler): Add requirements
7710 for Java cross compiler.
7712 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7715 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7716 Add loopno argument. Use evolution_function_is_invariant_rec_p
7717 instead of evolution_function_is_constant_p.
7718 Update calls to evolution_function_is_affine_multivariate_p.
7719 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7720 Add loopno argument.
7721 * tree-scalar-evolution.c (gather_chrec_stats): Call
7722 evolution_function_is_affine_multivariate_p with a loop
7724 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7725 (analyze_overlapping_iterations): Likewise.
7726 (access_functions_are_affine_or_constant_p): Likewise.
7727 (build_classic_dist_vector_1): If the access functions
7728 are equal, don't do anything.
7730 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7731 Paolo Carlini <pcarlini@suse.de>
7732 Uros Bizjak <ubizjak@gmail.com>
7734 * c-cppbuiltin.c (c_cpp_builtins): Define
7735 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7736 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7737 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7738 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7740 2007-05-21 Mike Stump <mrs@apple.com>
7742 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7744 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7746 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7748 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7749 implementation if __OPTIMIZE__ is not defined.
7750 (_mm_alignr_pi8): Ditto.
7751 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7752 (_mm_inserti_si64): Ditto.
7753 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7754 (_mm_slli_epi16): Ditto.
7755 (_mm_slli_epi32): Ditto.
7756 (_mm_slli_epi64): Ditto.
7757 (_mm_srai_epi16): Ditto.
7758 (_mm_srai_epi32): Ditto.
7759 (_mm_srli_si128): Ditto.
7760 (_mm_slli_si128): Ditto.
7761 (_mm_srli_epi16): Ditto.
7762 (_mm_srli_epi32): Ditto.
7763 (_mm_srli_epi64): Ditto.
7764 (_mm_extract_epi16): Ditto.
7765 (_mm_insert_epi16): Ditto.
7766 (_mm_shufflehi_epi16): Ditto.
7767 (_mm_shufflelo_epi16): Ditto.
7768 (_mm_shuffle_epi32): Ditto.
7769 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7771 (_mm_insert_pi16): Ditto.
7773 (_mm_shuffle_pi16): Ditto.
7775 (_mm_shufle_ps): Ditto.
7776 (_mm_prefetch): Ditto.
7778 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7780 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7781 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7782 * real.c (encode_i370_single, decode_i370_single,
7783 encode_i370_double, decode_i370_double): Functions removed.
7784 (i370_single_format, i370_double_format): Initializations removed.
7785 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7786 Consider the log2_b field to always be one.
7787 (ieee_single_format, mips_single_format, coldfire_single_format,
7788 ieee_double_format, mips_double_format, coldfire_double_format,
7789 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7790 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7791 ibm_extended_format, mips_extended_format, ieee_quad_format,
7792 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7793 decimal_single_format, decimal_double_format, decimal_quad_format,
7794 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7795 initialization of log2_b.
7796 * real.h (i370_single_format, i370_double_format): Declarations
7798 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7799 field to always be one.
7801 2007-05-21 Andreas Schwab <schwab@suse.de>
7803 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7804 NOTE_INSN_BASIC_BLOCK_P.
7805 (process_for_unwind_directive): Likewise.
7807 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7809 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7810 * function.h (struct function): Move va_list_gpr_size,
7811 va_list_fpr_size, function_frequency to front of bitfields. Add
7813 (current_function_calls_unwind_init): New.
7814 * except.c (expand_builtin_unwind_init): Set
7815 current_function_calls_unwind_init not
7816 current_function_has_nonlocal_label.
7817 * reload1.c (has_nonexceptional_receiver): New.
7818 (reload): Use it and current_function_calls_unwind_init to
7819 determine whether call-saved regs must be saved.
7821 2007-05-20 Jan Hubicka <jh@suse.cz>
7823 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7824 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7825 * ddg.c (create_ddg): LIkewise.
7826 * final.c (final): Remove hunk moving line number notes around since
7827 they are no longer present at this stage.
7828 (final_scan_insn): Use NOTE_KIND instead of
7829 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7830 (output_asm_label): Likewise.
7831 * reorg.c (dbr_schedule): Likewise.
7832 * haifa-sched.c (unlink_other_notes): Likewise.
7833 * mode-switching.c (optimize_mode_switching): Likewise.
7834 * graph.c (start_bb): Likewise.
7835 * rtl.def (NOTE): Update description.
7836 * jump.c (squeeze_notes): Delete.
7837 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7838 NOTE_INSN_BASIC_BLOCK_P when possible.
7839 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7840 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7841 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7842 (dwarf2out_var_location): Likewise.
7843 * cfgbuild.c (make_edges): Likewise.
7844 (find_basic_blocks_1): Likewise.
7845 * function.c (reorder_blocks_1): Likewise.
7846 (epilogue_done): Likewise.
7847 (reposition_prologue_and_epilogue_notes): Likewise.
7848 * print-rtl.c (print_rtx): Likewise; drop code for printing
7850 (print_rtl): Likewise.
7851 (print_rtl_single): Likewise.
7852 * gcse.c (insert_insn_start_bb): Likewise.
7853 * alias.c (init_alias_analysis): Likewise.
7854 * calls.c (fixup_tail_calls): Likewise.
7855 * except.c (sjlj_emit_function_enter): Likewise.
7856 * emit-rtl.c (add_insn_after): Likeiwse.
7857 (emit_label_before): Likewise.
7858 (emit_label_after): Likewise.
7859 (emit_note_before, emit_note_after, emit_note): Update
7860 parameter to be enum insn_note; do not deal with source
7862 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7863 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7865 (merge_blocks_move_successor_nojumps): Simplify now when
7866 we don't have BLOCK notes.
7867 (try_optimize_cfg): Likewise.
7868 * cfglayout.c (skip_insns_after_block): Likewise.
7869 (record_effective_endpoints): Likewise.
7870 (duplicate_insn_chain): Likewise.
7871 * varasm.c (output_constant_pool_1): Likewise.
7872 * sched-deps.c (sched_analyze): Likewise.
7873 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7875 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7876 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7877 (SET_INSN_DELETED): Simplify.
7878 (NOTE_LINE_NUMBER): Exterminate.
7879 (NOTE_LINE_KIND): New.
7880 (NOTE_INSN_BASIC_BLOCK_P): Update.
7881 (enum insn_note): Simplify.
7882 (GET_NOTE_INSN_NAME) Simplify.
7883 (emit_note_before, emit_note_after, emit_note): Update prototype.
7884 (squeeze_notes): Remove.
7885 * sched-int.h (NOTE_NOT_BB_P): Update.
7886 * resource.c (mark_target_live_regs): Update.
7887 * sched-rgn.c (debug_dependencies): Update.
7888 * sched-vis.c (print_insn): Update.
7889 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7890 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7891 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7892 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7893 (split_branches): Update.
7894 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7896 (sh_adjust_unroll_max): Exterminate.
7897 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7898 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7899 (m68hc11_reorg): Likewise.
7900 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7901 (emit_predicate_relation_info): Update.
7902 (process_for_unwind_directive): Update.
7903 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7904 (output_call): Update.
7905 * config/pa/pa.c (output_lbranch): Update.
7906 (output_millicode_call): Update.
7907 (output_call): Update.
7908 (pa_combine_instructions): Update.
7909 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7910 * config/bfin/bfin.c (gen_one_bundle): Update.
7911 * cfgrtl.c (can_delete_note_p): Update.
7912 (delete_insn): Update.
7913 (rtl_merge_blocks): Update.
7914 (commit_one_edge_insertion): Update.
7915 (rtl_verify_flow_info): Update.
7916 * stmt.c (expand_case): Do not call squeeze_notes.
7918 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7925 * c.opt (Wtype-limits): New.
7926 * doc/invoke.texi (Wtype-limits): Document it.
7927 (Wextra): Enabled by -Wextra.
7928 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7929 * c-common.c (shorten_compare): Warn with Wtype-limits.
7931 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7933 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7934 inlined function, not as a macro.
7935 (_mm_alignr_pi8): Ditto.
7936 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7937 (_mm_inserti_si64): Ditto.
7938 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7939 (_mm_extract_epi16): Ditto.
7940 (_mm_insert_epi16): Ditto.
7941 (_mm_shufflehi_epi16): Ditto.
7942 (_mm_shufflelo_epi16): Ditto.
7943 (_mm_shuffle_epi32): Ditto.
7944 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7945 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7947 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7949 (_m_to_float): Use C89 compatible assignment.
7951 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7954 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7956 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7959 * doc/invoke.texi (Wreturn-type): Complete description.
7960 (Wextra): Delete item about return-type warning.
7961 * c-decl.c: Delete redundant Wextra warning.
7963 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7966 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7967 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7968 inlined function, not as a macro.
7969 (_mm_prefetch): Ditto.
7971 (_mm_insert_pi16): Ditto.
7973 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7974 (_m_pshufw): Ditto. Add const to __N argument.
7975 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7976 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7977 (_mm_slli_epi32): Ditto.
7978 (_mm_srli_si128): Implement as always inlined function, not as a
7979 macro. Add __inline to function declaration.
7980 (_mm_slli_si128): Ditto.
7982 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7984 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7985 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7987 (struct fenv): New structure.
7988 (FP_HANDLE_EXCEPTIONS): New define.
7989 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7990 (_FP_DECL_EXP): New define.
7991 (FP_INIT_ROUNDMODE): New define.
7992 (FP_ROUNDMODE): New define.
7994 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7996 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7997 (Wconversion): Update description.
7998 (Wconversion-sign): New.
7999 * c.opt (Wconversion-sign): New.
8000 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
8001 means disabled for C++. Otherwise, take the status of Wconversion.
8002 * c-common.c (conversion_warning): Warn with either Wconversion or
8004 (warnings_for_convert_and_check): Conditions are already checked by
8006 (convert_and_check): Don't check warnings if the conversion failed.
8008 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
8009 Anatoly Sokolov <aesok@dol.ru>
8011 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
8012 avr_epilogue_uses) : Add declaration.
8013 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
8014 * config/avr/constraints.md (R): New constraint.
8015 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
8016 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
8017 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
8018 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
8019 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
8020 call_prologue_saves, epilogue_restores, return_from_epilogue,
8021 return_from_main_epilogue, return_from_interrupt_epilogue,
8022 return_from_naked_epilogue, prologue, epilogue): New patterns.
8023 (jump): Handle symbol reference.
8024 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
8025 avr_output_function_prologue, avr_output_function_epilogue): Remove
8027 (avr_init_machine_status, expand_prologue, expand_epilogue,
8028 avr_asm_function_end_prologue, avr_epilogue_uses,
8029 avr_asm_function_begin_epilogue): New functions.
8030 (prologue_size, epilogue_size, jump_tables_size): Remove global
8032 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
8033 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
8034 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
8035 (avr_override_options): Initialise init_machine_status.
8036 (output_movhi): Handle all stack pointer loads.
8037 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
8038 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
8039 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
8040 (EPILOGUE_USES) Redefine.
8041 (machine_function) Declare.
8043 2007-05-19 Richard Sandiford <richard@codesourcery.com>
8045 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
8046 Use a single return statement.
8048 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8051 * builtins.c (do_mpfr_lgamma_r): New.
8052 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
8053 * tree.h (CASE_FLT_FN_REENT): New.
8055 2007-05-18 Geoffrey Keating <geoffk@apple.com>
8057 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
8058 (output_die): Use 'unsigned long' with %x.
8059 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
8060 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
8061 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8063 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8065 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8070 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8071 true if function has no argument.
8073 2007-05-18 DJ Delorie <dj@redhat.com>
8075 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8076 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8078 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8080 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8081 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8082 count_trailing_zeros.
8083 (__i386__): Implement count_leading_zeros using __builtin_clz().
8084 Implement count_trailing_zeros usign __builtin_ctz().
8086 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8088 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8090 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8093 * expr.c (emit_move_change_mode): Change mode of push operands here.
8095 2007-05-17 Ian Lance Taylor <iant@google.com>
8097 PR tree-optimization/31953
8098 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8100 (set_value_range_to_null): Call set_value_range_to_value.
8101 (extract_range_from_comparison): Likewise.
8103 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * toplev.c (print_version): Output GMP/MPFR version info.
8107 * builtins.c (CASE_MATHFN_REENT): New macro.
8108 (mathfn_built_in): Use it.
8109 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8110 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8111 BUILT_IN_LGAMMAL_R): New.
8112 * doc/extend.texi: Document new builtins.
8115 * builtins.c (do_mpfr_remquo): New.
8116 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8117 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8120 * builtins.c (fold_builtin_1): Handle y0, y1.
8121 (fold_builtin_2): Handle yn.
8124 * builtins.c (do_mpfr_bessel_n): New.
8125 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8126 (fold_builtin_2): Handle BUILT_IN_JN.
8128 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8131 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8132 TYPE_PRECISION (intmax_type_node).
8134 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8137 * reload.c (subst_reloads): Remove checking.
8139 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8141 PR rtl-optimization/31691
8142 * combine.c (simplify_set): Build a new src pattern instead of
8143 substituting its operands in the COMPARE case.
8145 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8147 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8148 (execute_vrp): Preserve loops through jump threading.
8149 * tree-ssa-threadupdate.c (thread_single_edge,
8150 dbds_continue_enumeration_p, determine_bb_domination_status,
8151 thread_through_loop_header): New functions.
8152 (create_edge_and_update_destination_phis,
8153 create_edge_and_update_destination_phis): Set loops for the new blocks.
8154 (prune_undesirable_thread_requests): Removed.
8155 (redirect_edges): Do not pretend that redirect_edge_and_branch can
8157 (thread_block): Do not call prune_undesirable_thread_requests.
8159 (mark_threaded_blocks): Select edges to thread here.
8160 (thread_through_all_blocks): Take may_peel_loop_headers argument.
8161 Thread edges through loop headers independently.
8162 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
8163 * tree-pass.h (TODO_mark_first_instance): New.
8164 (first_pass_instance): Declare.
8165 * cfghooks.c (duplicate_block): Put the block to the original loop
8166 if copy is not specified.
8167 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
8168 jump threading. Pass may_peel_loop_headers to
8169 thread_through_all_blocks according to first_pass_instance.
8170 * cfgloop.h (create_preheader): Declare.
8171 * tree-flow.h (thread_through_all_blocks): Declaration changed.
8172 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
8173 * passes.c (first_pass_instance): New variable.
8174 (next_pass_1): Set TODO_mark_first_instance.
8175 (execute_todo): Set first_pass_instance.
8177 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
8179 PR tree-optimization/24659
8180 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
8181 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
8182 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
8183 OTI_vec_pack_ufix_trunc.
8184 (vec_unpacks_float_hi_optab): Define new macro.
8185 (vec_unpacks_float_lo_optab): Ditto.
8186 (vec_unpacku_float_hi_optab): Ditto.
8187 (vec_unpacku_float_lo_optab): Ditto.
8188 (vec_pack_sfix_trunc_optab): Ditto.
8189 (vec_pack_ufix_trunc_optab): Ditto.
8190 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
8191 and vec_pack_[s|u]fix_trunc_optab using
8192 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
8193 * tree-vectorizer.c (supportable_widening_operation): Handle
8194 FLOAT_EXPR and CONVERT_EXPR. Update comment.
8195 (supportable_narrowing_operation): New function.
8196 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
8197 * tree-vect-transform.c (vectorizable_conversion): Handle
8198 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8199 (vect_gen_widened_results_half): Move before vectorizable_conversion.
8200 (vectorizable_type_demotion): Call supportable_narrowing_operation()
8201 to check for target support.
8202 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
8203 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
8204 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
8205 for VEC_PACK_FIX_TRUNC_EXPR.
8206 (expand_binop): Special case mode of the result for
8207 vec_pack_[u|s]fix_trunc_optab.
8208 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
8209 vec_pack_[u|s]fix_trunc_optab.
8211 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
8212 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
8213 * tree-pretty-print.c (dump_generic_node): Handle
8214 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
8215 VEC_PACK_FIX_TRUNC_EXPR.
8217 * expr.c (expand_expr_real_1): Ditto.
8218 * tree-inline.c (estimate_num_insns_1): Ditto.
8219 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8221 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
8222 (vec_unpacks_float_lo_v8hi): Ditto.
8223 (vec_unpacku_float_hi_v8hi): Ditto.
8224 (vec_unpacku_float_lo_v8hi): Ditto.
8225 (vec_unpacks_float_hi_v4si): Ditto.
8226 (vec_unpacks_float_lo_v4si): Ditto.
8227 (vec_pack_sfix_trunc_v2df): Ditto.
8229 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
8231 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
8232 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
8233 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
8234 [vec_pack_ufix_trunc]: Ditto.
8235 [vec_unpacks_float_hi]: Ditto.
8236 [vec_unpacks_float_lo]: Ditto.
8237 [vec_unpacku_float_hi]: Ditto.
8238 [vec_unpacku_float_lo]: Ditto.
8240 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
8242 * soft-fp/README: Update for new files.
8243 * soft-fp/floattisf.c: New file.
8244 * soft-fp/floattidf.c: New file.
8245 * soft-fp/floattitf.c: New file.
8246 * soft-fp/floatuntisf.c: New file.
8247 * soft-fp/floatuntidf.c: New file.
8248 * soft-fp/floatuntitf.c: New file.
8249 * soft-fp/fixsfti.c: New file.
8250 * soft-fp/fixdfti.c: New file.
8251 * soft-fp/fixtfti.c: New file.
8252 * soft-fp/fixunssfti.c: New file.
8253 * soft-fp/fixunsdfti.c: New file.
8254 * soft-fp/fixunstfti.c: New file.
8255 * soft-fp/extendxftf.c: New file.
8256 * soft-fp/trunctfxf.c: New file.
8258 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
8259 (__trunctfxf2): Ditto.
8261 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
8262 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
8263 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
8264 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
8265 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
8266 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
8268 * config/i386/t-fprules-softfp64: New file.
8269 * config/i386/sfp-machine.h: New file.
8270 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
8271 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
8272 and soft-fp/t-softfp to tmake_file.
8273 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
8274 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
8276 * config/i386/t-linux64 (softfp_wrap_start): New.
8277 (softfp_wrap_end): New.
8278 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
8279 supported for TARGET_64BIT.
8281 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8283 * c-common.c (c_common_signed_or_unsigned_type): Emulate
8284 c_common_unsigned_type behavior.
8286 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
8288 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
8291 2007-05-16 Eric Christopher <echristo@apple.com>
8293 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
8294 saving after stack push. Set sp_offset whenever we push.
8295 (rs6000_emit_epilogue): Move altivec register restore before
8298 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8300 * configure.ac: Allow sysroots to be relocated under $prefix as
8301 well as $exec_prefix.
8302 * configure: Regenerate.
8304 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8308 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8310 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8311 (gcc_tooldir): Likewise.
8312 * configure: Regenerate.
8313 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8314 old configure.ac gcc_tooldir setting.
8315 (prefix_to_exec_prefix): New variable.
8316 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8317 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8319 2007-05-14 Janis Johnson <janis187@us.ibm.com>
8321 * c-typeck.c (build_binary_op): Return early for error.
8323 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
8325 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
8326 struct nb_iter_bound.
8327 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
8328 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
8329 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8330 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
8331 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
8332 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
8333 (del_scev_info): Use ggc_free.
8334 (scev_initialize): Allocate scalar_evolution_info in gc memory.
8335 * loop-init.c: Include ggc.h.
8336 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
8337 (loop_optimizer_finalize): Use ggc_free.
8338 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
8339 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
8340 pass_iv_optimize): Add TODO_ggc_collect.
8341 * function.h (struct function): Remove skip marker from
8343 * cfgloop.c: Include ggc.h.
8344 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
8346 (establish_preds): Vector superloops is gc allocated.
8347 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
8349 (flow_loops_find): Vector larray is gc allocated.
8350 (loop_exit_free): Use ggc_free.
8351 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
8352 that head of exits list is now not a part of struct loop.
8353 (record_loop_exits): Allocate exits table in gc memory.
8354 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
8355 that head of exits list is now not a part of struct loop.
8356 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
8357 struct loop_exit): Add GTY marker.
8358 (struct loop): Add GTY marker. Make superloops vector gc allocated.
8359 Add skip marker to aux field. Make head of exits list a separate
8361 (struct loops): Add GTY marker. Make larray vector gc allocated.
8362 Add param marker to exits table.
8363 (get_loops): Type changed.
8364 * Makefile.in (tree-scalar-evolution.o): Add
8365 gt-tree-scalar-evolution.h dependency.
8366 (cfgloop.o, loop-init.o): Add ggc.h dependency.
8367 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
8368 * basic-block.h (struct basic_block_def): Remove skip marker from
8371 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
8373 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
8374 of 0 in the call to expand_expr().
8375 (expand_builtin_mathfn_3): Ditto.
8376 (expand_builtin_interclass_mathfn): Ditto.
8377 (expand_builtin_cexpi): Ditto.
8378 (expand_builtin_int_roundingfn): Ditto.
8379 (expand_builtin_int_roundingfn_2): Ditto.
8380 (expand_builtin_pow): Ditto.
8381 (expand_builtin_powi): Ditto.
8382 (expand_builtin_bswap): Ditto.
8383 (expand_builtin_unop): Ditto.
8384 (expand_builtin_fabs): Ditto.
8385 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
8386 the call to expand_expr().
8387 (expand_builtin_sync_operation): Ditto.
8388 (expand_builtin_compare_and_swap): Ditto.
8389 (expand_builtin_lock_test_and_set): Ditto.
8390 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
8391 instead of 0 in the call to expand_expr().
8392 (expand_builtin_extract_return_addr): Ditto.
8393 (expand_builtin_eh_return): Ditto.
8394 (expand_eh_return): Ditto.
8395 * explow.c (expr_size): Ditto.
8396 * expr.c (optimize_bitfield_assignment_op): Ditto.
8397 (expand_assignement): Ditto.
8398 (store_expr): Ditto.
8399 (store_field): Ditto.
8400 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
8401 the call to expand_expr().
8402 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
8403 in the call to expand_expr().
8404 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
8405 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
8406 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
8408 * optabs.c (expand_vec_shift_expr): Ditto.
8409 (expand_vec_cond_expr): Ditto.
8410 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
8411 call to expand_expr().
8412 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
8413 in the call to expand_expr().
8415 2007-05-14 Dave Korn <dave.korn@artimi.com>
8417 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
8419 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
8421 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
8422 instead of c_common_unsigned_type.
8423 (c_common_unsigned_type): Remove.
8424 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
8425 c_common_unsigned_type.
8426 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
8427 c_common_unsigned_type.
8428 * c-common.h (c_common_unsigned_type): Remove.
8429 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
8430 c_common_unsigned_type.
8431 * c-format.c (check_format_types): Use unsigned_type_for instead of
8432 c_common_unsigned_type.
8433 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8434 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
8435 of c_common_unsigned_type.
8436 * convert.c (convert_to_integer): Use unsigned_type_for instead of
8437 lang_hooks.types.unsigned_type.
8438 * expmed.c (make_tree): Use unsigned_type_for instead of
8439 lang_hooks.types.unsigned_type.
8440 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
8441 lang_hooks.types.unsigned_type.
8442 (build_range_check): Likewise.
8443 (fold_unary): Likewise.
8444 (fold_binary): Likewise.
8445 (fold_ternary): Likewise.
8446 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8447 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
8448 * tree.c (get_unsigned_type): New.
8449 (unsigned_type_for): Use get_unsigned_type instead of
8450 lang_hooks.types.unsigned_type.
8452 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
8454 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
8455 to m68k_get_function_kind. Update its prototype.
8456 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
8458 (m68k_interrupt_function_p): Return enum m68k_function_type
8459 instead of bool. Rename to m68k_get_function_kind.
8460 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
8462 (m68k_compute_frame_layout): Don't mark any register for save
8463 if an interrupt_thread attribute is specified.
8464 (m68k_hard_regno_rename_ok): Update a use of
8465 m68k_interrupt_function_p.
8466 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
8467 m68k_interrupt_function_p.
8468 (m68k_function_type): New.
8469 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
8470 for a function with an interrupt_thread attribute.
8471 * doc/extend.texi: Document the interrupt_thread attribute.
8473 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
8475 Fix PR tree-optimization/31911
8476 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
8477 if they didn't change the expression.
8479 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
8481 * tree-scalar-evolution.c (resolve_mixers): Exported.
8482 * tree-scalar-evolution.h (resolve_mixers): Declare.
8483 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
8484 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8485 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
8486 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
8487 init_array_ref, init_pointer_ref, analyze_indirect_ref,
8488 strip_conversion, analyze_offset_expr, address_analysis,
8489 object_analysis, analyze_offset): Removed.
8490 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
8491 split_constant_offset, canonicalize_base_object_address,
8492 object_address_invariant_in_loop_p, disjoint_objects_p,
8493 dr_may_alias_p, dr_address_invariant_p): New functions.
8494 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
8495 and dr_analyze_alias.
8496 (initialize_data_dependence_relation): Use dr_may_alias_p
8497 and object_address_invariant_in_loop_p.
8498 (compute_self_dependence): Handle the case when
8499 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
8500 (find_data_references_in_stmt): Restrict the analysis of data
8501 references to the given loop nest.
8502 (find_data_references_in_loop): Made static. Pass loop nest to
8503 find_data_references_in_stmt.
8504 (compute_data_dependences_for_loop): Use DR_VOPS.
8505 (free_data_ref): Free DR_VOPS.
8506 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
8507 (struct innermost_loop_behavior): ... new.
8508 (struct base_object_info): Replaced by ...
8509 (struct indices): ... new.
8510 (struct dr_alias): New.
8511 (enum data_ref_type): Removed.
8512 (struct data_reference): Consist of struct innermost_loop_behavior,
8513 struct indices and struct dr_alias.
8514 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
8515 (DR_MEMTAG): Renamed to ...
8516 (DR_SYMBOL_TAG): ... this.
8517 (find_data_references_in_loop): Declaration removed.
8518 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
8519 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
8520 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
8521 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
8523 2007-05-13 Revital Eres <eres@il.ibm.com>
8525 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
8526 which walks virtual def-use chains to find redundant stores.
8527 (dse_optimize_stmt): Call it.
8529 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8531 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
8532 * passes.c (init_optimization_passes): Move pass_jump_bypass
8535 * basic-block.h (bb_has_eh_pred): Fix style issue.
8537 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8539 PR rtl-optimization/31848
8540 * loop-invariant.c (move_invariant_reg): If we move an insn
8541 with a REG_EQUAL note, and that insn is not always executed,
8542 remove the REG_EQUAL note.
8544 2007-05-12 Richard Guenther <rguenther@suse.de>
8546 PR tree-optimization/31797
8547 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
8548 propagate into a stmt that has volatile ops.
8550 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8552 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8553 (gcc_tooldir): Likewise.
8554 * configure: Regenerate.
8555 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8556 old configure.ac gcc_tooldir setting.
8557 (prefix_to_exec_prefix): New variable.
8558 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8559 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8561 2007-05-11 Silvius Rus <rus@google.com>
8563 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
8564 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
8565 * c-common.h (strict_aliasing_warning): Change return type.
8566 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
8567 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8568 (build_c_cast): Condition call to strict_aliasing_warning.
8569 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
8570 * flags.h (set_Wstrict_aliasing): Declare.
8571 * opts.c (set_Wstrict_alising): Define, add call to.
8572 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8573 * tree-ssa-alias-warnings.c: New file.
8574 * tree-ssa-alias.c (compute_may_aliases): Add call to
8575 strict_aliasing_warning_backend.
8577 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8579 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8580 Use loop_depth and loop_outer accessor functions.
8581 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8582 determine_invariantness_stmt, move_computations_stmt): Ditto.
8583 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8584 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8585 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8586 * tree-scalar-evolution.c (interpret_loop_phi,
8587 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8588 instantiate_parameters_1, scev_const_prop): Ditto.
8589 * cfghooks.c (make_forwarder_block): Ditto.
8590 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8591 * modulo-sched.c (loop_canon_p): Ditto.
8592 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8593 slpeel_can_duplicate_loop_p): Ditto.
8594 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8595 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8596 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8597 cancel_loop, verify_loop_structure): Ditto.
8598 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8599 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8600 superloops vector instead of "pred" array.
8601 (establish_preds): Take father loop as an argument. Initialize the
8603 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8604 Do not initialize loop->outer.
8605 (flow_loop_tree_node_remove): Truncate the superloops vector.
8606 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8607 "pred" merged to "superloops" vector.
8608 (loop_depth, loop_outer): New.
8609 (fel_init): Use loop_outer.
8611 2007-05-11 Jan Hubicka <jh@suse.cz>
8613 * cgraphunit.c: Include gt-cgraphunit.h
8614 (static_ctors, static_dtors): New static vars.
8615 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8616 based on implementation in c-common.c
8617 (cgraph_finalize_function): Call record_cdtor_fn.
8618 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8619 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8620 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8621 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8622 build_cdtor, c_build_cdtor_fns): Remove.
8623 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8624 c_build_cdtor_fns): Remove prototype.
8626 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8629 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8630 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8631 * builtins.c (fold_builtin_memchr): New.
8632 (expand_builtin_memchr): Call the latter.
8633 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8634 * doc/extend.texi ([Other built-in functions provided by GCC]):
8637 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8639 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8640 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8641 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8642 PFPO_OP1_TYPE_SHIFT): Constants added.
8643 (DFP_ALL): Mode macro defined.
8644 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8645 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8646 Insn definitions added.
8647 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8648 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8651 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8653 PR tree-optimization/31885
8654 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8655 NULL_TREE to be undetermined.
8656 (automatically_generated_chrec_p): Return false for NULL.
8658 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8660 * config/bfin/bfin.h (MOVE_RATIO): Define.
8662 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8664 * config.gcc (sparc-wrs-vxworks): New target.
8665 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8666 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8667 * config/sparc/sparc.h: Include vxworks-dummy.h.
8668 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8669 include LABEL_REFs too.
8670 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8671 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8673 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8675 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8676 (sparc_emit_call_insn): New function.
8677 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8678 functions when generating VxWorks PIC.
8679 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8680 (call, call_value): Use sparc_emit_call_insn instead of
8683 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8685 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8687 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8689 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8690 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8691 split_double instead of operand_subword.
8693 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8695 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8696 * config/bfin/bfin.c (bfin_local_alignment): New function.
8697 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8699 2007-05-08 Chao-ying Fu <fu@mips.com>
8701 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8702 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8703 (smsub_widen_optab, umsub_widen_optab): Define.
8704 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8706 * genopinit.c (optabs): Fill in smsub_widen_optab and
8708 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8709 and umsub_widen_optab to implement multiply-subtract sequences.
8710 * config/mips/mips.md (*msac<u>_di): Rename to...
8711 (<u>msubsidi4): ...this. Extend condition to include
8712 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8713 of operand 0 to "ka" and use the three-operand form of msub<u>
8715 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8718 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8720 PR rtl-optimization/28011
8721 * reload.c (push_reload): Set dont_share if IN appears in OUT
8722 also when IN is a PLUS rtx.
8723 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8726 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8728 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8729 call unshare_all_decls.
8730 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8731 (unshare_all_decls): Remove.
8733 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8736 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8739 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8740 Nigel Stephens <nigel@mips.com>
8742 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8743 Update comments and all uses.
8744 (MIN_FPRS_PER_FMT): Define.
8745 * config/mips/mips.c (function_arg): Fix to correctly handle
8746 the -mips32r2 -mfp64 -mabi=32 case.
8747 (override_options): Enable use of odd-numbered registers for
8748 SFmode values on MIPS32.
8749 (mips_save_reg_p): Save whole floating-point register pair if
8750 either half is used.
8751 (compute_frame_size): Fix comment.
8753 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8755 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8756 argument of type bool.
8757 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8758 argument. Safely select temporary P register according to it.
8759 (do_link): Change call site of add_to_reg accordingly.
8760 (do_unlink): Add epilogue_p as a fourth argument and pass it
8762 (expand_interrupt_handler_epilogue): Change call of do_unlink
8764 (bfin_expand_prologue): Add a third argument sibcall_p.
8765 * config/bfin/bfin.md (epilogue): Change call of
8766 bfin_expand_epilogue accordingly.
8767 (sibcall_epilogue): Likewise.
8768 (eh_return_internal): Likewise.
8770 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8771 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8772 * config/bfin/bfin.c (bfin_handle_option): Handle
8773 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8774 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8775 Support bf534, bf536 and bf561.
8776 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8778 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/i386.c (ix86_function_regparm): Process local
8782 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8784 2007-05-07 Mike Stump <mrs@apple.com>
8786 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8787 also checks for and while statements in C++.
8789 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8791 * gcc.c (at_file_supplied): New variable.
8792 (main): Set it if we expanded argv.
8793 (do_spec_1): Pass an @-file to the linker if we were called with
8794 an @-file argument and HAVE_GNU_LD.
8795 * collect2.c (at_file_supplied): New variable.
8796 (response_file): New variable.
8797 (collect_exit): Unlink response_file if necessary.
8798 (handler): Likewise.
8799 (do_wait): Likewise.
8800 (main): Set at_file_supplied if we expanded argv.
8801 (collect_execute): Pass an @-file to subprocesses if we were called
8802 with an @-file argument.
8803 * configure.ac: Add define for HAVE_GNU_LD.
8804 * configure: Regenerate.
8805 * config.in: Regenerate.
8807 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8809 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8815 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8817 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8818 (TARGET_ENCODE_SECTION_INFO): Re-define.
8819 (m32c_encode_section_info): New
8820 (function_vector_handler): New
8821 (current_function_special_page_vector): New
8822 (m32c_special_page_vector_p): New.
8823 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8825 * config/m32c/jump.md: Added instruction JSRS for functions
8826 with attribute "function_vector".
8827 * doc/extend.texi (function_vector): Added description
8828 for M16C, M32C targets.
8830 2007-05-07 DJ Delorie <dj@redhat.com>
8833 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8834 ashrpsi3, lshrpsi3): Update shift count constraint.
8836 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8837 Nathan Froyd <froydnj@codesourcery.com>
8840 * c-incpath.c (add_path): Strip trailing path separators.
8842 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8844 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8845 Free dominance info before purging EH edges.
8846 (eliminate_degenerate_phis): Likewise.
8847 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8849 2007-05-07 Jan Hubicka <jh@suse.cz>
8851 * gimplify.c (gimplify_expr): Do not crash when folding
8852 (void *)(int)&a + 4.
8854 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8857 * c-opts.c (lang_fortran): Make it non static.
8858 * c-common.h (lang_fortran): New prototype.
8859 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8860 -lang-fortran option was passed by the driver.
8862 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8864 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8865 of ASSERT_CHECKING. Tweak message.
8867 2007-05-06 Revital Eres <eres@il.ibm.com>
8870 * loop-unroll.c (insert_var_expansion_initialization):
8871 Initialize the expansions with -zero instead of +zero.
8873 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8875 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8876 into pic and non-pic versions. Mark r19 as used for
8877 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8878 for tgd_load, tld_load and tie_load .
8879 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8880 version of tgd_load, tld_load and tie_load depending on the
8883 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8884 Jakub Jelinek <jakub@redhat.com>
8886 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8887 (__do_global_dtors_aux): Use more paranoid loop to run
8888 destructors if HIDDEN_DTOR_LIST_END.
8889 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8891 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8893 * varasm.c (align_variable): Don't increase alignment for
8894 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8895 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8897 2007-05-04 Josh Conner <jconner@apple.com>
8899 * basic-block.h (cdi_direction): Assign values to all enumeration
8901 (dom_computed): Remove.
8902 (dom_info_state): New.
8903 (set_dom_info_availability): New.
8904 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8905 walk_data.dom_direction.
8906 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8907 instead of dom_computed[].
8908 (split_edge): Likewise.
8909 (create_basic_block): Likewise.
8910 (merge_blocks): Likewise.
8911 * ifcvt.c (find_if_header): Likewise.
8912 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8913 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8914 * tree-ssa.c (verify_ssa): Likewise.
8915 * tree-cfg.c (tree_verify_flow_info): Likewise.
8916 (remove_edge_and_dominated_blocks): Likewise.
8917 * dominance.c (dom_computed): Make static.
8918 (calc_dfs_tree_nonrec): Change third param to a bool.
8919 (calc_dfs_tree): Change second param to a bool.
8920 (calc_idioms): Change second param to a bool. Use
8921 dom_convert_dir_to_idx.
8922 (init_dom_info): Validate dir before using.
8923 (dom_convert_dir_to_idx): New.
8924 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8925 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8926 (free_dominance_info): Use dom_convert_dir_to_idx.
8927 (get_immediate_dominator): Likewise.
8928 (set_immediate_dominator): Likewise.
8929 (get_dominated_by): Likewise.
8930 (redirect_immediate_dominators): Likewise.
8931 (nearest_common_denominator): Likewise.
8932 (dominated_by_p): Likewise.
8933 (bb_dom_dfs_in): Likewise.
8934 (bb_dom_dfs_out): Likewise.
8935 (recount_dominator): Likewise.
8936 (iterate_fix_dominators): Likewise.
8937 (add_to_dominance_info): Likewise.
8938 (delete_from_dominance_info): Likewise.
8939 (first_dom_son): Likewise.
8940 (next_dom_son): Likewise.
8941 (dom_info_available_p): Likewise.
8942 (dom_info_state): New.
8943 (set_dom_info_availability): New.
8945 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8947 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8949 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8951 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8953 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8954 (subdi3, subdi_carry): Delete.
8956 2007-05-04 Jan Hubicka <jh@suse.cz>
8957 Richard Guenther <rguenther@suse.de>
8959 * opts.c (decode_options): Do not fiddle with inlining
8960 parameters in case of optimizing for size.
8961 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8962 for size do nothing.
8963 (cgraph_decide_inlining_of_small_function): When optimizing for
8964 size never inline functions increasing caller size.
8965 (cgraph_early_inlining): Inline for size when optimizing for size.
8967 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8969 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8970 logical operations piecewise.
8971 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8972 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8973 subdi_sesidi_di): Delete.
8974 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8975 the generated sequence. Allow three-reg add in constraints. Rewrite
8976 the rtl expression for carry to avoid zero_extend of a constant.
8977 (sub_with_carry): New pattern.
8978 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8979 different sequence not involving jumps.
8980 (notbi): Now a named pattern.
8982 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8984 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8985 Add the note about a significant loss of accuracy of some
8986 mathematical routines when these options are used.
8988 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8990 * haifa-sched.c (rtx_vec_t): New typedef.
8991 (contributes_to_priority_p): Extract piece of priority () into new
8993 (priority): Use the function. Add assertion.
8994 (rank_for_schedule, set_priorities): Add assertion to check that
8995 insn's priority is initialized.
8996 (clear_priorities, calc_priorities): Change signature. Make it update
8997 all relevant insns. Update all callers ('add_to_speculative_block ()'
8998 and 'create_block_check_twin ()').
8999 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
9000 Add new field 'priority_status'.
9001 (INSN_PRIORITY_STATUS): New macro.
9002 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
9004 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9006 * sched-ebb.c (debug_ebb_dependencies): New static function.
9007 (init_ready_list): Use it.
9009 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
9010 with changed signature and 'debug_rgn_dependencies ()'.
9011 (debug_rgn_dependencies): New static function.
9012 (init_ready_list): Use it.
9014 * sched-int.h (debug_dependencies): Declare.
9016 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9018 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
9020 2007-05-04 Dirk Mueller <dmueller@suse.de>
9022 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
9024 2007-05-03 Jan Hubicka <jh@suse.cz>
9026 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
9027 ((T1)X op (T1)Y), for pointer type in more cases than before.
9029 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
9031 * tree-object-size.c (plus_expr_object_size): When operand size is
9032 unknown, return unknown.
9034 2007-05-03 Dirk Mueller <dmueller@suse.de>
9036 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
9038 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
9041 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
9043 2007-05-03 Janis Johnson <janis187@us.ibm.com>
9045 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
9047 2007-05-03 Joseph Myers <joseph@codesourcery.com>
9049 * config/soft-fp/double.h, config/soft-fp/extended.h,
9050 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
9051 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
9052 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
9053 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
9056 2007-05-03 Ian Lance Taylor <iant@google.com>
9058 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
9059 MASK_PPC_GFXOPT for 8540 or 8548.
9061 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9063 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9064 vect_print_dump_info() to output debug information.
9066 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9069 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9070 operands of size 2 when operand is not MEM_P.
9072 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9074 PR tree-optimization/30565
9075 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9077 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9079 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9080 (umulsi3_highpart): Use them.
9081 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9082 for final accumulator to D regisster tranfser.
9084 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9086 PR tree-optimization/31699
9087 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9089 (vect_enhance_data_refs_alignment): Compute peel amount using
9090 TYPE_VECTOR_SUBPARTS instead of vf.
9091 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9093 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9096 * system.h: Remove inclusion of double-int.h
9097 * tree.h: Include double-int.h
9098 * gengtype.c: Likewise
9099 * cfgloop.h: Likewise
9100 * Makefile.in: Adjust dependencies on double-int.h
9102 2007-05-02 Eric Christopher <echristo@apple.com>
9104 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9105 -shared to -Zdynamiclib.
9107 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9110 * c-common.c (strip_pointer_or_array_types): New function.
9111 * c-common.h (strip_pointer_or_array_types): New function declaration.
9113 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9115 PR tree-optimization/31771
9116 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9118 2007-05-02 Paul Brook <paul@codesourcery.com>
9120 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9122 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9125 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9128 2007-05-02 Nick Clifton <nickc@redhat.com>
9130 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9132 2007-05-02 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/31146
9135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9136 argument, single_use_p. If we have a single use that is
9137 a conversion to the definition rhs type, propagate that rhs.
9138 (forward_propagate_addr_expr): Pass single_use_p argument
9139 to forward_propagate_addr_expr_1.
9141 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9146 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9148 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9149 'AMD Family 10 core'.
9151 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9153 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
9154 and athlon64-sse3 as improved versions of k8, opteron and athlon64
9155 with SSE3 instruction set support.
9156 * doc/invoke.texi: Likewise.
9158 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9160 * config/i386/i386.c (override_options): Tuning 32-byte loop
9161 alignment for amdfam10 architecture. Increasing the max loop
9162 alignment to 24 bytes.
9164 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
9166 * config/m68k/constraints.md: New.
9167 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
9168 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9169 EXTRA_CONSTRAINT): Remove.
9170 * config/m68k/m68k.md: Include constraints.md.
9171 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
9173 2007-05-01 Ian Lance Taylor <iant@google.com>
9175 PR tree-optimization/31739
9176 * tree-vrp.c (vrp_val_is_max): New static function.
9177 (vrp_val_is_min): New static function.
9178 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
9180 (set_value_range): Use vrp_val_is_{max,min}.
9181 (extract_range_from_assert): Likewise.
9182 (extract_range_from_binary_expr): Likewise.
9183 (extract_range_from_unary_expr): Likewise.
9184 (dump_value_range, vrp_meet): Likewise.
9185 (vrp_visit_phi_node): Likewise.
9186 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
9188 2007-05-01 Mark Mitchell <mark@codesourcery.com>
9190 * config/i386/gmon-sol2.c (size_t): New type.
9191 (intptr_t): Likewise.
9192 (s_textsize): Declare as size_t.
9194 (monstartup): Use size_t for sizes.
9195 (_mcount): Save and restore registers.
9196 (internal_mcount): Pass 0 as the first argument to monstartup
9198 (moncontrol): Convert pointer to appropriately sized integer
9199 before passing to profil.
9201 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9203 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
9204 __NO_FPRS__, not just if _SOFT_DOUBLE.
9205 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
9206 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
9207 also for E500 double.
9208 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
9209 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
9212 2007-05-01 Richard Guenther <rguenther@suse.de>
9214 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
9217 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9219 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
9221 2007-05-01 Jan Hubicka <jh@suse.cz>
9223 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
9226 2007-05-01 Jan Hubicka <jh@suse.cz>
9228 * tree.h (maybe_fold_offset_to_component_ref): Remove.
9229 (maybe_fold_offset_to_reference): Declare.
9230 * fold-const.c (fold_unary): Do not fold
9231 (type *)&A into &A->field_of_type_and_offset_0
9232 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
9233 size is unknown, give up.
9234 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
9236 (maybe_fold_offset_to_reference): New.
9237 (maybe_fold_stmt_indirect): Use it.
9238 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
9239 * gimplify.c (gimplify_conversion): Canonicalize conversions to
9241 (gimplify_expr): Likewise for plus_expr.
9243 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
9245 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
9246 bsi_after_labels. Always insert statements before bsi.
9247 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9248 * predict.c (apply_return_prediction): Check for empty blocks.
9249 * cfgexpand.c (lab_rtx_for_bb): New variable.
9250 (label_rtx_for_bb): Do not create new tree labels.
9251 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
9252 (tree_expand_cfg): Initialize lab_rtx_for_bb.
9253 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
9255 (label_for_bb): Add field used.
9256 (update_eh_label, main_block_label): Mark the label used.
9257 (cleanup_dead_labels): Remove unused labels.
9259 2007-05-01 Richard Guenther <rguenther@suse.de>
9261 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
9262 if it is not about to be set.
9263 (get_value_range): Do not pre-allocate equiv bitmap.
9264 (update_value_range): No need to clear equiv field.
9265 (add_equivalence): Change prototype to get bitmap pointer.
9266 Allocate bitmap here if it is not already.
9267 (extract_range_from_assert): Do not allocate bitmap here.
9268 Update callers to add_equivalence.
9269 (extract_range_from_ssa_name): Likewise.
9270 (get_vr_for_comparison): New static helper.
9271 (compare_name_with_value): Handle NULL equiv bitmap by
9272 peeling the first iteration of the comparison loop.
9273 Use get_vr_for_comparison.
9274 (compare_names): Handle NULL equiv bitmaps by using fake
9275 ones. Use get_vr_for_comparison.
9277 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
9279 * double-int.c (mpz_set_double_int): Moved from
9280 tree-ssa-loop-niter.c.
9281 (mpz_get_double_int): Likewise; also, add option to wrap
9282 out-of-range integers.
9283 * double-int.h: New prototypes for above.
9284 * tree.c (get_static_type_bounds): Moved from
9285 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
9286 TYPE_MAX_VALUE if they exist..
9287 * tree.h: New prototype for above.
9288 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
9289 get_type_bounds calls.
9290 (mpz_set_double_int): Move to double-int.c.
9291 (get_type_bounds): Move to tree.c, rename to
9292 get_static_type_bounds.
9293 (mpz_to_double_int): Move to double-int.c, rename to
9296 2007-04-30 Bob Wilson <bob.wilson@acm.org>
9298 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
9299 DIV0 exception can fall through to a normal return.
9301 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
9305 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9306 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9307 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9308 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9309 initialize align to silence bogus warning.
9310 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9311 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9313 (struct sra_walk_fns): Remove use_all parameter from use.
9314 (sra_hash_tree): Handle BIT_FIELD_REFs.
9315 (sra_elt_hash): Don't hash bitfld blocks.
9316 (sra_elt_eq): Skip them in parent compares as well. Handle
9318 (sra_walk_expr): Don't maintain or pass down use_all_p.
9319 (scan_use): Remove use_all parameter.
9320 (scalarize_use): Likewise. Re-expand assignment to
9321 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9322 output, and re-scalarize after output. Don't mark anything
9324 (scalarize_ldst): Adjust.
9325 (scalarize_walk_gimple_modify_statement): Likewise.
9326 (build_element_name_1): Handle BIT_FIELD_REFs.
9327 (instantiate_element): Don't warn for any element whose parent
9329 (instantiate_missing_elements_1): Return the sra_elt.
9330 (canon_type_for_field): New.
9331 (try_instantiate_multiple_fields): New.
9332 (instantiate_missing_elemnts): Use them.
9333 (mark_no_warning): Removed.
9334 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9335 (REPLDUP, sra_build_elt_assignment): New.
9336 (generate_copy_inout): Use them.
9337 (generate_element_copy): Likewise. Handle bitfld differences.
9338 (generate_element_zero): Don't recurse for blocks. Use
9339 sra_build_elt_assignment.
9340 (generate_one_element_int): Take elt instead of var. Use
9341 sra_build_elt_assignment.
9342 (generate_element_init_1): Adjust.
9343 (scalarize_use, scalarize_copy): Use REPLDUP.
9344 (scalarize_ldst): Move assert before dereference.
9345 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9347 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9350 * tree.c (reconstruct_complex_type): Reconstruct a reference
9352 Also use the same mode for the pointer as the old pointer type.
9354 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9356 * doc/trouble.texi (Interoperation): Remove note about Ultrix
9359 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
9361 PR rtl-optimization/31676
9362 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
9363 (df_refs_record): Call it.
9365 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9367 * rtl.def (SS_ABS): New code.
9368 * config/bfin/bfin.c (print_operand): New modifier 'v'.
9369 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
9370 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
9371 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
9372 (bfin_init_builtins): Define them.
9373 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
9374 (bfin_expand_builtin): ... and handle the others here.
9375 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
9376 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
9377 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
9378 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
9379 operand is only HImode.
9381 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
9383 * regclass.c (scan_one_insn): Remove splitting of
9386 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
9387 Nigel Stephens <nigel@mips.com>
9389 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
9391 2007-04-28 Jan Hubicka <jh@suse.cz>
9393 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
9394 insn_locators_alloc instead of insn_locators_initialize;
9395 call reset_block_changes.
9396 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9397 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
9398 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
9399 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9400 * config/score/score.c (th_output_mi_thunk): Likewise.
9401 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9402 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
9403 tolerate uninitialized locator info.
9406 * function.c (init_function_start): Don't init line number info.
9407 (expand_function_end): Update.
9408 (reset_block_changes, record_block_change, finalize_block_changes,
9409 check_block_change, free_block_changes): Kill.
9410 * function.h (reset_block_changes, record_block_change,
9411 finalize_block_changes, check_block_change, free_block_changes):
9413 (struct function): Remove ib_boundaries_block.
9414 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9415 Use curr_insn_locator to initialize locator.
9416 (emit_line_note): Remove.
9417 * cfgexpand.c (expand_gimple_cond_expr): Update.
9418 (construct_exit_block): Likewise.
9419 (tree_expand_cfg): Initialize/finalize locators.
9420 * expr.c (expand_expr_real): Update.
9421 * cfglayout.c (line_locators_locs, line_locators_lines,
9422 file_locators_locs, file_locators_files): Remove.
9423 (set_block_levels): Move to cfgexpand.c.
9424 (insn_locators_initialize): Remove.
9425 (pass_insn_locators_initialize): Remove.
9426 (locations_locators_locs, locations_locators_vals): New static vars.
9427 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9429 (insn_locators_alloc, insn_locators_finalize,
9430 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9432 (locator_location): New.
9433 (locator_line, locator_file): Rewrite.
9434 * rtl.h (emit_line_note): Kill.
9435 (insn_locators_alloc, insn_locators_finalize,
9436 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9438 * tree-inline.c (initialize_cfun): Do not initialize
9439 ib_boundaries_block.
9440 * passes.c (pass_insn_locators_initialize): Remove.
9442 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
9444 * tree-cfg.c (move_block_to_fn): Release bb from dominance
9445 info. Update last_basic_block correctly.
9447 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
9450 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
9451 register itself to hold the offset constant. Tell flow the use
9452 of r4 and r5 when they are used.
9454 2007-04-27 Richard Guenther <rguenther@suse.de>
9456 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
9457 if we simplified anything.
9458 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
9459 warnings until we did a simplification and the stmt was not
9460 marked as TREE_NO_WARNING.
9462 2007-04-27 Mike Stump <mrs@apple.com>
9464 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
9466 2007-04-27 Ian Lance Taylor <iant@google.com>
9469 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
9470 TYPE_MAX_VALUE exist, convert them to the new type.
9472 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9474 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
9475 if it claims to be available.
9476 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
9478 (perform_tree_ssa_dce): Always free postdominators.
9480 2007-04-27 Richard Henderson <rth@redhat.com>
9482 * config/alpha/predicates.md (aligned_memory_operand): Mark
9483 as define_special_predicate.
9484 (unaligned_memory_operand, normal_memory_operand): Likewise.
9485 (reg_or_unaligned_mem_operand): Remove.
9486 (any_memory_operand): Match the documentation and check for
9487 non-renumbered pseudos during reload.
9488 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
9489 alpha_secondary_reload_class, update to new interface, make static.
9490 Handle CQImode like HImode. Remove FP subreg check.
9491 (alpha_expand_mov): Use replace_equiv_address.
9492 (alpha_expand_mov_nobwx): Use any_memory_operand.
9493 (TARGET_SECONDARY_RELOAD): New.
9494 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
9495 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9496 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
9497 * config/alpha/alpha.md: ... here.
9498 (RELOAD12, reloadmode): New.
9500 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
9501 Don't handle the aligned case here.
9502 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
9503 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
9504 reload_inhi_help. Don't expect a scratch register.
9505 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
9507 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
9509 2007-04-27 Richard Guenther <rguenther@suse.de>
9511 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
9513 2007-04-27 Richard Guenther <rguenther@suse.de>
9515 PR tree-optimization/30965
9516 PR tree-optimization/30978
9517 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
9518 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
9519 (find_equivalent_equality_comparison): Likewise.
9520 (simplify_cond): Likewise.
9521 (get_prop_source_stmt): New helper.
9522 (get_prop_dest_stmt): Likewise.
9523 (can_propagate_from): Likewise.
9524 (remove_prop_source_from_use): Likewise.
9525 (combine_cond_expr_cond): Likewise.
9526 (forward_propagate_comparison): New function.
9527 (forward_propagate_into_cond): Rewrite to use fold for
9529 (tree_ssa_forward_propagate_single_use_vars): Call
9530 forward_propagate_comparison to propagate comparisons.
9532 2007-04-27 Richard Guenther <rguenther@suse.de>
9534 PR tree-optimization/31715
9535 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
9536 sure to do computation on the offset in an appropriate
9539 2007-04-27 Richard Sandiford <richard@codesourcery.com>
9541 * reload.h (elimination_target_reg_p): Declare.
9542 * reload.c (find_reloads): Don't apply the reg_rtx move
9543 optimization if the SET_DEST satisfies elimination_target_reg_p.
9544 * reload1.c (elimination_target_reg_p): New function.
9545 (gen_reload): In the move/add2 fallback, make sure that op0
9546 does not overlap the destination register.
9548 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9550 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
9551 transform only GIMPLE_MODIFY_STMTs.
9552 * tree-complex.c (expand_complex_operations_1): Ditto.
9553 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
9554 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
9555 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
9557 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9558 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
9559 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
9560 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
9561 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
9562 slpeel_add_loop_guard): Ditto.
9563 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9564 * lambda-code.c (perfect_nestify): Ditto.
9565 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
9566 before the first statement.
9567 * tree-optimize.c (execute_free_datastructures): Fix comments.
9568 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
9569 * tree-flow.h (disband_implicit_edges): Declaration removed.
9570 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9572 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9573 COND_EXPRs without gotos.
9574 (disband_implicit_edges, has_label_p): Removed.
9575 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9576 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9578 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9580 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9581 also for COND_EXPRs.
9582 * cfgexpand.c (label_rtx_for_bb): New function.
9583 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9584 Use label_rtx_for_bb to find the labels.
9585 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9586 last block. Detect fallthru edges.
9588 2007-04-26 Ian Lance Taylor <iant@google.com>
9591 * reload.c (find_reloads_subreg_address): If the address was valid
9592 in the original mode but not in the new mode, reload the whole
9595 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9597 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9598 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9599 (cleanup_control_expr_graph): Do not invalidate dominance info.
9600 Record altered blocks.
9601 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9602 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9603 cleanup_tree_cfg_bb): New functions.
9604 (remove_forwarder_block): Do not maintain the worklist of blocks.
9605 Record altered blocks.
9606 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9608 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9609 delete_unreachable_blocks if dominators are not available.
9610 * tree-inline.c (optimize_inline_calls): Free dominance information
9612 * tree-flow.h (remove_edge_and_dominated_blocks,
9613 cfgcleanup_altered_bbs): Altered.
9614 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9616 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9618 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9619 do not invalidate dominators.
9621 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9623 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9624 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9626 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9628 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9630 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9632 2007-04-26 Richard Guenther <rguenther@suse.de>
9634 PR tree-optimization/31703
9635 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9636 the right type for the target of the bittest.
9638 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9640 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9641 ix86_sol10_return_in_memory.
9643 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9645 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9648 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9651 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9653 PR tree-optimization/30558
9654 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9655 clear this_state.prev_try.
9657 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9658 Mark Mitchell <mark@codesourcery.com>
9660 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9661 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9662 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9664 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9667 * doc/invoke.texi (%:print-asm-header): Document.
9668 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9670 (static_spec_functions): Add print-asm-header.
9671 (main): Print a banner before the --target-help linker options.
9672 (print_asm_header_spec_function): New function.
9674 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9677 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9678 (movsf_ie): Likewise.
9680 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9682 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9684 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9686 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9687 exception for divide-by-zero.
9688 (__umodsi3, __modsi3): Likewise.
9690 2007-04-25 Dirk Mueller <dmueller@suse.de>
9692 * c-typeck.c (build_compound_expr): Annotate warning()
9693 call with OPT_Wunused_value.
9694 * tree-ssa.c (warn_uninit): Annotate warning with
9696 * c-common.c (handle_sentinel_attribute): Annotate warning
9697 call with OPT_Wattributes.
9699 2007-04-25 Thiemo Seufer <ths@mips.com>
9701 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9703 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9704 on to the assembler. Improve handling of -mno-mips16. Add handling
9705 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9706 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9707 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9708 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9710 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9713 * config/i386/winnt.c (i386_pe_file_end): Strip only
9714 USER_LABEL_PREFIX when writing export name.
9716 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9718 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9719 sh/elf.h, vx-common.h and vxworks.h.
9720 * config/sh/sh.h: Include config/vxworks-dummy.h.
9721 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9722 (OVERRIDE_OPTIONS): Use it.
9723 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9724 (vxworks_picreg): New pattern.
9725 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9726 VXWORKS_OS_CPP_BUILTINS.
9727 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9728 to their VXWORKS_* equivalents.
9729 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9730 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9731 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9732 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9733 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9734 -mrtp/-fPIC multilibs.
9735 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9736 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9737 (MULTILIB_OSDIRNAMES): Delete.
9739 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9742 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9744 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9746 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9747 rounding mode to be specified by the caller.
9748 (real_to_mpfr) Likewise.
9749 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9750 include new arguments.
9751 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9753 2007-04-24 Ian Lance Taylor <iant@google.com>
9755 PR tree-optimization/31605
9756 * tree-vrp.c (set_value_range): Check that min and max are not
9757 both overflow infinities.
9758 (set_value_range_to_value): New static function.
9759 (extract_range_from_binary_expr): Call set_value_range_to_value.
9760 (extract_range_from_cond_expr): Likewise.
9761 (extract_range_from_expr): Likewise.
9762 (extract_range_from_unary_expr): Likewise. Don't create a range
9763 which overflows on both sides.
9764 (vrp_meet): Check for a useless range.
9765 (vrp_visit_phi_node): If we see a constant which looks like an
9766 overflow infinity, turn off the TREE_OVERFLOW flag.
9768 2007-04-24 Ian Lance Taylor <iant@google.com>
9770 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9772 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9775 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9776 diagnostic message is being built.
9777 * tree-pretty-print.c (dump_generic_node): Only write the
9778 formatted text into BUFFER's stream if we are not building a
9780 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9782 * Makefile.in (toplev.o): Depend on tree-pass.h.
9784 2007-04-24 Ian Lance Taylor <iant@google.com>
9786 PR tree-optimization/31602
9787 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9788 conditionals in the copied loop header.
9789 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9790 warnings if TREE_NO_WARNING is set.
9791 * doc/invoke.texi (Warning Options): Clarify that
9792 -Wstrict-overflow does not warn about loops.
9794 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9796 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9797 expand on the comment about _Decimal128 arguments and check the
9798 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9799 that _Decimal128 argument uses even/odd register pair.
9800 (function_arg): Ditto.
9802 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9804 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9805 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9807 2007-04-24 Richard Guenther <rguenther@suse.de>
9808 Olga Golovanevsky <olga@il.ibm.com>
9810 * fold-const.c (multiple_of_p): Check for bottom
9813 2007-04-24 Richard Henderson <rth@redhat.com>
9815 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9816 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9817 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9818 looking for non-zero bits shifted out. Avoid a recursive call
9819 when constructing the scalar.
9820 (__floatundisf): Likewise.
9822 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9824 * dwarf2out.c (field_byte_offset): Move the existing logic
9825 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9826 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9828 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9831 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9832 length argument of 0 for memset.
9833 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9834 unsigned shift instead of the signed variant.
9836 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9838 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9839 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9840 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9841 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9842 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9843 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9844 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9845 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9846 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9847 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9848 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9849 "mul<mode>3", "div<mode>3"): Insn definitions added.
9850 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9851 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9852 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9853 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9854 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9855 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9856 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9857 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9858 TARGET_FLOAT_FORMAT): Macro definitions removed.
9859 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9860 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9861 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9862 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9863 (s390_gen_rtx_const_DI): Function removed.
9864 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9866 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9868 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9869 over an external ffs function.
9871 2007-04-24 Chao-ying Fu <fu@mips.com>
9872 Richard Sandiford <richard@nildram.co.uk>
9874 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9875 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9876 (smadd_widen_optab, umadd_widen_optab): Define.
9877 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9879 * genopinit.c (optabs): Fill in smadd_widen_optab and
9881 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9882 and umadd_widen_optab to implement multiply-add sequences.
9883 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9884 (<u>maddsidi4): ...this. Extend condition to include
9885 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9886 of operand 0 to "ka" and use the three-operand form of madd<u>
9888 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9890 * config/mips/constraints.md (ka): New register constraint.
9892 2007-04-24 Jan Hubicka <j@suse.cz>
9896 2007-04-23 Jan Hubicka <jh@suse.cz>
9897 * function.c (init_function_start): Don't init line number info.
9898 (expand_function_end): Update.
9899 (reset_block_changes, record_block_change, finalize_block_changes,
9900 check_block_change, free_block_changes): Kill.
9901 * function.h (reset_block_changes, record_block_change,
9902 finalize_block_changes, check_block_change, free_block_changes):
9904 (struct function): Remove ib_boundaries_block.
9905 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9906 Use curr_insn_locator to initialize locator.
9907 (emit_line_note): Remove.
9908 * cfgexpand.c (expand_gimple_cond_expr): Update.
9909 (construct_exit_block): Likewise.
9910 (tree_expand_cfg): Initialize/finalize locators.
9911 * expr.c (expand_expr_real): Update.
9912 * cfglayout.c (line_locators_locs, line_locators_lines,
9913 file_locators_locs, file_locators_files): Remove.
9914 (set_block_levels): Move to cfgexpand.c.
9915 (insn_locators_initialize): Remove.
9916 (pass_insn_locators_initialize): Remove.
9917 (locations_locators_locs, locations_locators_vals): New static vars.
9918 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9920 (insn_locators_alloc, insn_locators_finalize,
9921 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9923 (locator_location): New.
9924 (locator_line, locator_file): Rewrite.
9925 * rtl.h (emit_line_note): Kill.
9926 (insn_locators_alloc, insn_locators_finalize,
9927 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9929 * tree-inline.c (initialize_cfun): Do not initialize
9930 ib_boundaries_block.
9931 * passes.c (pass_insn_locators_initialize): Remove.
9933 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9935 * doc/invoke.texi: Removed leading '-' from option index entries.
9937 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9939 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9941 (create_phi_node): Use set_phi_nodes.
9942 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9943 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9944 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9945 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9946 (bsi_start, bsi_last): Use bb_stmt_list.
9947 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9948 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9949 Traverse the statements using tsi iterator.
9950 * basic-block.h (struct basic_block_def): Fields stmt_list
9951 and phi_nodes moved to ...
9952 (struct tree_bb_info): ... new structure.
9953 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9954 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9955 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9956 (tree_verify_flow_info): Verify that il.tree is not set for
9957 entry and exit block.
9958 (tree_split_block): Use set_bb_stmt_list.
9960 2007-04-23 Mike Stump <mrs@apple.com>
9962 * config/i386/i386.c (ix86_tune_features
9963 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9966 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9968 * config/i386/i386.md (prefix_extra): New attribute.
9969 (length): Add prefix_extra.
9971 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9972 (sse2_movntv2di): Likewise.
9973 (sse2_cvtps2dq): Likewise.
9974 (sse2_cvtpd2pi): Likewise.
9975 (sse2_cvttpd2pi): Likewise.
9976 (*sse2_cvtpd2ps): Likewise.
9977 (*add<mode>3): Likewise.
9978 (sse2_ssadd<mode>3): Likewise.
9979 (sse2_usadd<mode>3): Likewise.
9980 (*sub<mode>3): Likewise.
9981 (sse2_sssub<mode>3): Likewise.
9982 (sse2_ussub<mode>3): Likewise.
9983 (*mulv8hi3): Likewise.
9984 (*smulv8hi3_highpart): Likewise.
9985 (*umulv8hi3_highpart): Likewise.
9986 (sse2_umulv2siv2di3): Likewise.
9987 (sse2_pmaddwd): Likewise.
9988 (ashr<mode>3): Likewise.
9989 (lshr<mode>3): Likewise.
9990 (ashl<mode>3): Likewise.
9991 (sse2_ashlti3): Likewise.
9992 (sse2_lshrti3): Likewise.
9993 (*umaxv16qi3): Likewise.
9994 (*smaxv8hi3): Likewise.
9995 (*uminv16qi3): Likewise.
9996 (*sminv8hi3): Likewise.
9997 (sse2_eq<mode>3): Likewise.
9998 (sse2_gt<mode>3): Likewise.
9999 (*and<mode>3): Likewise.
10000 (sse2_nand<mode>3): Likewise.
10001 (*ior<mode>3): Likewise.
10002 (*xor<mode>3): Likewise.
10003 (sse2_packsswb): Likewise.
10004 (sse2_packssdw): Likewise.
10005 (sse2_packuswb): Likewise.
10006 (sse2_punpckhbw): Likewise.
10007 (sse2_punpcklbw): Likewise.
10008 (sse2_punpckhwd): Likewise.
10009 (sse2_punpcklwd): Likewise.
10010 (sse2_punpckhdq): Likewise.
10011 (sse2_punpckldq): Likewise.
10012 (sse2_punpckhqdq): Likewise.
10013 (sse2_punpcklqdq): Likewise.
10014 (*sse2_pinsrw): Likewise.
10015 (*sse2_pextrw): Likewise.
10016 (sse2_pshufd_1): Likewise.
10017 (sse2_uavgv16qi3): Likewise.
10018 (sse2_uavgv8hi3): Likewise.
10019 (sse2_psadbw): Likewise.
10020 (sse2_pmovmskb): Likewise.
10021 (*sse2_maskmovdqu): Likewise.
10022 (*sse2_maskmovdqu_rex64): Likewise.
10023 (sse4a_extrqi): Likewise.
10024 (sse4a_extrq): Likewise.
10025 (sse3_lddqu): Set prefix_rep.
10026 (sse3_addsubv4sf3): Likewise.
10027 (sse3_haddv4sf3): Likewise.
10028 (sse3_hsubv4sf3): Likewise.
10029 (sse_cvtss2si): Likewise.
10030 (sse_cvtss2si_2): Likewise.
10031 (sse_cvtss2siq): Likewise.
10032 (sse_cvtss2siq_2): Likewise.
10033 (sse_cvttss2si): Likewise.
10034 (sse_cvttss2siq): Likewise.
10035 (sse2_cvttps2dq): Likewise.
10036 (sse3_movshdup): Likewise.
10037 (sse3_movsldup): Likewise.
10038 (sse2_cvtsd2si): Likewise.
10039 (sse2_cvtsd2si_2): Likewise.
10040 (sse2_cvtsd2siq): Likewise.
10041 (sse2_cvtsd2siq_2): Likewise.
10042 (sse2_cvttsd2si): Likewise.
10043 (sse2_cvttsd2siq): Likewise.
10044 (*sse2_cvtpd2dq): Likewise.
10045 (*sse2_cvttpd2dq): Likewise.
10046 (sse2_pshuflw_1): Likewise.
10047 (sse2_pshufhw_1): Likewise.
10048 (sse4a_insertqi): Likewise.
10049 (sse4a_insertq): Likewise.
10050 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
10051 (ssse3_phadddv4si3): Likewise.
10052 (ssse3_phaddswv8hi3): Likewise.
10053 (ssse3_phsubwv8hi3): Likewise.
10054 (ssse3_phsubdv4si3): Likewise.
10055 (ssse3_phsubswv8hi3): Likewise.
10056 (ssse3_pmaddubswv8hi3): Likewise.
10057 (ssse3_pmulhrswv8hi3): Likewise.
10058 (ssse3_pshufbv16qi3): Likewise.
10059 (ssse3_psign<mode>3): Likewise.
10060 (ssse3_palignrti): Likewise.
10061 (abs<mode>2): Likewise.
10062 (ssse3_phaddwv4hi3): Set prefix_extra.
10063 (ssse3_phadddv2si3): Likewise.
10064 (ssse3_phaddswv4hi3): Likewise.
10065 (ssse3_phsubwv4hi3): Likewise.
10066 (ssse3_phsubdv2si3): Likewise.
10067 (ssse3_phsubswv4hi3): Likewise.
10068 (ssse3_pmaddubswv4hi3): Likewise.
10069 (ssse3_pmulhrswv4hi3): Likewise.
10070 (ssse3_pshufbv8qi3): Likewise.
10071 (ssse3_psign<mode>3): Likewise.
10072 (ssse3_palignrdi): Likewise.
10073 (abs<mode>2): Likewise.
10074 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10075 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10076 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10078 2007-04-23 Nick Clifton <nickc@redhat.com>
10080 * params.def: Fix formatting of emacs local variables.
10082 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10084 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10085 move if inter-unit move isn't allowed.
10086 Don't split moving the first element of V2DI to DI to inter-unit
10087 move if inter-unit move isn't allowed.
10089 2007-04-23 Richard Guenther <rguenther@suse.de>
10091 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10092 and CDI_POST_DOMINATORS separately.
10094 2007-04-23 Nick Clifton <nickc@redhat.com>
10096 * c.opt (Wformat-contains-nul): Add warning attribute.
10098 2007-04-23 Jan Hubicka <jh@suse.cz>
10100 * function.c (init_function_start): Don't init line number info.
10101 (expand_function_end): Update.
10102 (reset_block_changes, record_block_change, finalize_block_changes,
10103 check_block_change, free_block_changes): Kill.
10104 * function.h (reset_block_changes, record_block_change,
10105 finalize_block_changes, check_block_change, free_block_changes):
10107 (struct function): Remove ib_boundaries_block.
10108 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10109 Use curr_insn_locator to initialize locator.
10110 (emit_line_note): Remove.
10111 * cfgexpand.c (expand_gimple_cond_expr): Update.
10112 (construct_exit_block): Likewise.
10113 (tree_expand_cfg): Initialize/finalize locators.
10114 * expr.c (expand_expr_real): Update.
10115 * cfglayout.c (line_locators_locs, line_locators_lines,
10116 file_locators_locs, file_locators_files): Remove.
10117 (set_block_levels): Move to cfgexpand.c.
10118 (insn_locators_initialize): Remove.
10119 (pass_insn_locators_initialize): Remove.
10120 (locations_locators_locs, locations_locators_vals): New static vars.
10121 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10123 (insn_locators_alloc, insn_locators_finalize,
10124 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10126 (locator_location): New.
10127 (locator_line, locator_file): Rewrite.
10128 * rtl.h (emit_line_note): Kill.
10129 (insn_locators_alloc, insn_locators_finalize,
10130 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10132 * tree-inline.c (initialize_cfun): Do not initialize
10133 ib_boundaries_block.
10134 * passes.c (pass_insn_locators_initialize): Remove.
10136 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10138 PR middle-end/31448
10139 * expr.c (reduce_to_bit_field_precision): Handle
10142 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10144 PR tree-optimization/24659
10145 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10146 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10147 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10148 * genopinit.c (optabs): Rename vec_pack_mod_optab
10149 to vec_pack_trunc_optab.
10150 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10151 early for scalar floating point operands for NOP_EXPR.
10152 (vectorizable_type_promotion): Ditto.
10153 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
10154 vec_pack_trunc_optab.
10155 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
10157 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
10158 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
10159 Rename from VEC_PACK_MOD_EXPR.
10160 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
10161 * expr.c (expand_expr_real_1): Ditto.
10162 * tree-inline.c (estimate_num_insns_1): Ditto.
10163 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10165 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
10166 (vec_unpacks_lo_v4sf): Ditto.
10167 (vec_pack_trunc_v2df): Ditto.
10168 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
10169 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10170 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
10172 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
10174 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10176 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
10177 Rename from VEC_PACK_MOD_EXPR. This expression also represent
10178 packing of floating point operands.
10179 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
10180 represent unpacking of floating point operands.
10181 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
10182 [vec_unpacks_hi]: Ditto.
10183 [vec_unpacks_lo]: Ditto.
10185 2007-04-22 Jan Hubicka <jh@suse.cz>
10187 * final.c (rest_of_handle_final): Call
10188 targetm.asm_out.constructor/targetm.asm_out.destructor
10189 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
10190 proper priority via decl_*_priority_insert.
10191 * c-common.c (c_expand_body): Likewise.
10193 2007-04-22 Richard Guenther <rguenther@suse.de>
10195 PR tree-optimization/29789
10196 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
10197 (rewrite_reciprocal): New helper split out from
10198 determine_invariantness_stmt.
10199 (rewrite_bittest): Likewise.
10200 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
10201 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
10204 2007-04-22 Revital Eres <eres@il.ibm.com>
10206 * loop-unroll.c (var_to_expand): New field to support also
10207 insns of the form x = something + x.
10208 (analyze_insn_to_expand_var): Use it.
10209 (expand_var_during_unrolling): Likewise.
10211 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10213 * predict.c: Include pointer-set.h.
10214 (bb_predictions): New variable.
10215 (tree_predicted_by_p, tree_predict_edge,
10216 remove_predictions_associated_with_edge): Use bb_predictions map
10217 instead of bb->predictions.
10218 (clear_bb_predictions, assert_is_empty): New functions.
10219 (combine_predictions_for_bb): Use bb_predictions map. Call
10220 clear_bb_predictions.
10221 (tree_estimate_probability): Create and free bb_predictions map.
10222 * Makefile.in (predict.o): Add pointer-set.h dependency.
10223 * basic-block.h (struct basic_block_def): Remove predictions
10225 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
10227 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10230 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
10233 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10235 * timevar.c (timevar_print): Change reference of --disable-checking to
10236 --enable-checking=release. Also warn if assert checking is disabled.
10238 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10241 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
10242 decl as addressable if the compound literal was marked as
10244 Mark the decl as a gimple register if it is a complex or
10245 vector decl and does not live in memory.
10247 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10249 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
10250 (GENERIC_NEXT): New function macro.
10251 (PHI_CHAIN): Use phi_node's new chain variable.
10252 (tree_phi_node): Change tree_common to tree_base
10253 and add the chain field.
10254 * tree-phinodes.c (make_phi_node): Don't set
10255 TREE_TYPE on the new node.
10256 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
10257 instead of checking GIMPLE_TUPLE_P in chain_next.
10258 * tree-vect-transform.c
10259 (get_initial_def_for_induction): Look at
10260 PHI_RESULT_TREE for the type of the phi node.
10261 (update_vuses_to_preheader): Use PHI_CHAIN
10262 instead of TREE_CHAIN on the phi node.
10263 * tree-ssa-structalias.c (compute_points_to_sets):
10265 (ipa_pta_execute): Likewise.
10267 2007-04-21 Richard Guenther <rguenther@suse.de>
10269 PR middle-end/31136
10270 * fold-const.c (fold_unary): Call fold_convert_const on the
10273 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
10275 * gcse.c (store_killed_in_insn): Handle PARALLELs.
10276 (store_killed_in_pat): New.
10278 2007-04-20 Richard Henderson <rth@redhat.com>
10281 * config/i386/i386.c (type_has_variadic_args_p): Look for any
10282 TREE_LIST with a void_type_node value, not void_list_node exactly.
10284 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
10286 * doc/standards.texi: Re-arrange into language-specific
10287 subsections. Add a C++ section, documenting which standards we
10290 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10292 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
10293 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
10295 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
10297 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
10298 ecrti.o and crtbegin.o.
10299 (LIB_DEFAULT_SPEC): Include -lc.
10300 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
10302 2007-04-20 Richard Henderson <rth@redhat.com>
10305 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
10306 argument; update all callers.
10307 (get_unaligned_offset): New.
10308 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
10309 get_unaligned_address, just pass on the address directly.
10310 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
10311 the subreg in the helper patterns.
10312 (unaligned_extendqidi_le): Use get_unaligned_offset.
10313 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
10314 (unaligned_extendhidi_be): Likewise.
10315 (unaligned_extendhidi): Tidy.
10316 * config/alpha/alpha-protos.h: Update.
10318 2007-04-20 Richard Henderson <rth@redhat.com>
10320 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
10321 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
10322 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
10323 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10324 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10325 (CPP_SPEC): Don't include %(cpp_subtarget).
10326 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
10327 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10328 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
10330 2007-04-20 Jakub Jelinek <jakub@redhat.com>
10332 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
10333 for __builtin_ia32_cmpordss.
10335 PR tree-optimization/31632
10336 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
10337 and arg1 for optimizations of comparison against min/max values.
10338 Fold arg0 to arg1's type for optimizations of comparison against
10339 min+1 and max-1 values.
10341 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
10343 * reload.c (combine_reloads): When trying to use a dying register,
10344 check whether it's uninitialized and don't use if so.
10346 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
10348 * fold-const.c: Remove prototypes for native_encode_expr and
10349 native_interpret_expr.
10350 (native_encode_expr): Make non-static.
10351 (native_interpret_expr): Likewise.
10352 * tree.h: Add prototypes for the above.
10354 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10356 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
10357 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
10358 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
10359 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
10360 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
10361 Add length attributes.
10363 2007-04-19 Janis Johnson <janis187@us.ibm.com>
10365 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
10368 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
10369 __STDC_WANT_DEC_FP__.
10371 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10373 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
10374 for long double compatibility.
10375 * configure: Regenerate.
10377 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10379 PR rtl-optimization/29841
10380 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
10382 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
10383 that may cause control flow transfer from being moved.
10385 2007-04-18 Jan Hubicka <jh@suse.cz>
10387 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
10390 2007-04-18 Eric Christopher <echristo@apple.com>
10392 * config/rs6000/darwin.md (load_macho_picbase): Use link register
10393 only. Update operands.
10394 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
10395 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
10396 link register to pic register.
10398 2007-04-18 Dirk Mueller <dmueller@suse.de>
10400 PR diagnostic/31227
10401 * tree-vrp.c (search_for_addr_array): New.
10402 (check_array_bounds): Suppress warning about
10403 address taken of array refs if its not de-referenced.
10405 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10407 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
10408 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
10410 * tree-vectorizer.h (NITERS_KNOWN_P): New.
10411 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
10412 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
10414 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
10416 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
10418 (vect_analyze_scalar_cycles): Fix indentation.
10419 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
10420 (vect_mark_relevant): Include phis in relevance analysis.
10422 * tree-vect-transform.c (vect_transform_loop): Add an assert.
10424 2007-04-18 Anatoly Sokolov <aesok@post.ru>
10426 * config/avr/avr.c (ptrreg_to_str): Replace error() with
10427 output_operand_lossage().
10429 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10431 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
10432 the unused code for reduction without adjust-in-epilog to simplify the
10435 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
10437 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
10438 (S390_TDC_NEGATIVE_ZERO): New constant.
10439 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
10440 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
10441 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
10442 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
10443 (S390_TDC_POSITIVE_INFINITY): New constant.
10444 (S390_TDC_NEGATIVE_INFINITY): New constant.
10445 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
10446 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
10447 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
10448 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
10449 (S390_TDC_INFINITY): New constant.
10450 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
10451 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
10452 optimization for UNSPEC_CCZ_TO_INT.
10453 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
10454 ("*ccz_to_int"): New insn.
10455 ("isinf<mode>2"): New insn.
10456 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
10457 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
10458 (UNSPEC_CCZ_TO_INT): New constant.
10460 2007-04-18 Richard Guenther <rguenther@suse.de>
10462 PR tree-optimization/19431
10463 PR tree-optimization/21463
10464 * tree-pass.h (pass_phiprop): Declare.
10465 * passes.c (init_optimization_passes): New phiprop pass.
10466 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
10467 (phivn_valid_p): New helper function.
10468 (phiprop_insert_phi): Likewise.
10469 (propagate_with_phi): Likewise.
10470 (tree_ssa_phiprop): New propagator propagating loads
10471 through phi nodes if profitable.
10473 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10475 * tree-vect-analyze.c (process_use): New function.
10476 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
10477 Check phis in all bbs.
10478 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
10481 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
10483 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
10486 2007-04-17 Anatoly Sokolov <aesok@post.ru>
10489 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
10492 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
10494 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
10496 (sse_vmmulv4sf3): Likewise.
10497 (sse2_vmaddv2df3): Likewise.
10498 (sse2_vmmulv2df3): Likewise.
10500 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
10502 PR rtl-optimization/31360
10503 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
10504 (target_reg_cost): New.
10505 (init_set_costs): Initialize target_reg_cost. Add comments
10506 regarding the rationale of the costs.
10507 (global_cost_for_size): Renamed to...
10508 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
10509 of register pressure.
10510 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
10511 estimate_reg_pressure_cost. Add number of ivs.
10512 (determine_set_costs): Dump target_reg_cost.
10513 * loop-invariant.c (gain_for_invariant): Use
10514 estimate_reg_pressure_cost. Removed n_inv_uses argument.
10515 (best_gain_for_invariant, find_invariants_to_move): Remove
10517 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
10518 (target_reg_cost): Declare.
10519 (global_cost_for_size): Declaration removed.
10520 (estimate_reg_pressure_cost): Declare.
10522 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
10524 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
10525 regnos into even/odd register pairs.
10526 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
10527 TDmode similar to the other floating point modes.
10528 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
10529 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
10531 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
10532 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
10533 (movdd_hardfloat64): Use TARGET_MFPGPR.
10535 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
10537 * reload1.c (delete_output_reload): Don't count output in n_inherited.
10540 2005-01-05 Richard Henderson <rth@redhat.com>
10542 * reload1.c (do_input_reload): Restrict the optimization deleteing
10543 a previous output reload to RELOAD_FOR_INPUT.
10545 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
10547 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
10548 induc_vec_info_type.
10549 (vectorizable_induction): New function declaration.
10550 * tree-vect-transform.c (get_initial_def_for_induction): No need to
10551 check if already vectorized. Find first place in BB where new stmts
10552 can be inserted. Takes only one argument.
10553 (vectorizable_induction): New function.
10554 (vect_transform_stmt): Add case for induc_vec_info_type to call
10555 vectorizable_induction.
10556 (vect_transform_loop): Consider phis for vectorization.
10557 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
10559 (analyze_operations): Call vectorizable_induction when analyzing phis.
10561 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
10562 (vect_mark_relevant): Include phis in relevance analysis.
10563 (vect_mark_stmts_to_be_vectorize): Likewise.
10564 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
10566 2007-04-16 Lawrence Crowl <crowl@google.com>
10568 * doc/invoke.texi (Debugging Options): Add documentation for the
10569 -femit-struct-debug options -femit-struct-debug-baseonly,
10570 -femit-struct-debug-reduced, and
10571 -femit-struct-debug-detailed[=...].
10573 * c-opts.c (c_common_handle_option): Add
10574 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10575 and OPT_femit_struct_debug_detailed_.
10576 * c.opt: Add specifications for
10577 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10578 and -femit-struct-debug-detailed[=...].
10579 * opts.c (set_struct_debug_option): Parse the
10580 -femit-struct-debug-... options.
10581 * opts.c (matches_main_base, main_input_basename,
10582 main_input_baselength, base_of_path, matches_main_base): Add
10583 variables and functions to compare header base name to compilation
10585 * opts.c (should_emit_struct_debug): Add to determine to emit a
10586 structure based on the option.
10587 (dump_struct_debug) Also disabled function to debug this
10589 * opts.c (handle_options): Save the base name of the
10592 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10593 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10594 This hook indicates if a type is generic. Set it by default
10595 to "never generic".
10596 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10597 to determine if a struct type is generic or not.
10598 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10599 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10600 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10601 with live C++ hook.
10603 * flags.h (enum debug_info_usage): Add an enumeration to describe
10604 a program's use of a structure type.
10605 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10606 to indicate the program's usage of the type. Filter structs based
10607 on the -femit-struct-debug-... specification.
10608 (gen_type_die): Split into two routines, gen_type_die and
10609 gen_type_die_with_usage. gen_type_die is now a wrapper
10610 that assumes direct usage.
10611 (gen_type_die_with_usage): Replace calls to gen_type_die
10612 with gen_type_die_with_usage adding the program usage of
10613 the referenced type.
10614 (dwarf2out_imported_module_or_decl): Suppress struct debug
10615 information using should_emit_struct_debug when appropriate.
10617 2007-04-16 Ian Lance Taylor <iant@google.com>
10619 PR tree-optimization/31522
10620 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10621 (vrp_initialize): Allocate vr_phi_edge_counts.
10622 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10623 executable edge. Drop test for all constants.
10624 (vrp_finalize): Free vrp_phi_edge_counts.
10626 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10627 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10629 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10630 predecessors at head rather than tail.
10632 2007-04-16 Matthias Klose <doko@debian.org>
10634 * config/alpha/linux.h (CPP_SPEC): Define.
10635 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10637 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10639 * function.h: Remove sequence_stack extern declaration.
10641 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10643 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10645 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10648 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10650 * config/avr/avr.c (avr_arch_types): Rearranging array.
10651 (enum avr_arch): Add.
10652 (avr_mcu_types): Use avr_arch enumeration constants instead of
10654 * config/avr/avr.h (LINK_SPEC): Simplify.
10656 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10658 * config/m68k/m68k.c (m68k_libcall_value,
10659 m68k_function_value): Use macros for register names more.
10661 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10663 (M68K_REGNAME): Use A6_REG.
10664 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10666 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10668 PR middle-end/28071
10669 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10670 'pending_read_list_length' and 'pending_write_list_length'. Update
10672 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10673 to handle two length counters instead of one. Update all uses.
10674 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10675 two length counters instead of one.
10676 * sched-rgn.c (propagate_deps): Update to handle two length counters
10679 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10682 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10683 copy of source, pass it to ix86_expand_vector_set and return
10686 2007-04-16 David Ung <davidu@mips.com>
10687 Joseph Myers <joseph@codesourcery.com>
10689 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10690 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10691 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10692 Add 74K processor information.
10693 * config/mips/mips.md: Include 74k.md.
10694 (cpu): Add 74kc,74kf,74kx.
10695 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10696 * config/mips/74k.md: New.
10697 * doc/invoke.texi (MIPS Options): Document 74K support.
10699 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10701 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10702 vectorizable_* functions.
10703 * tree-vect-transform.c (vectorizable_call): Add check for
10704 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10705 (vectorizable_store): likewise.
10706 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10708 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10709 (vectorizable_type_promotion, vectorizable_load): Likewise.
10710 (vectorizable_live_operation, vectorizable_condition): Likewise.
10711 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10713 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10715 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10717 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10718 register numbers more.
10719 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10720 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10721 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10722 FUNCTION_VALUE_REGNO_P): Likewise.
10723 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10724 STATIC_CHAIN_REGNUM): Likewise.
10725 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10726 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10727 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10728 * config/m68k/m68k.md (FP_REG): New.
10730 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10732 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10735 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10737 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10738 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10741 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10743 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10746 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10749 * c-decl.c (finish_decl): Grab the type of the decl after the call
10750 to store_init_value.
10752 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10754 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10756 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10759 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10760 dominators, post dominators and cleanup cfg before returning.
10762 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10764 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10765 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10767 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10769 * config.gcc: Recognize fido.
10770 * config/m68k/m68k-devices.def (fidoa): New.
10771 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10773 (FL_FIDOA, TARGET_FIDOA): New.
10774 * config/m68k/m68k.opt (mfidoa): New.
10776 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10778 PR middle-end/31322
10779 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10780 when a personality function is used.
10782 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10784 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10786 2007-04-13 Mike Stump <mrs@apple.com>
10788 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10790 * config/darwin.opt (fapple-kext): Make C++ only.
10791 * config/darwin.c (darwin_override_options): Remove code to ensure
10792 -fapple-kext is given for C++ only.
10794 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10796 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10797 * config/mips/mips.c (override_options): Call
10798 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10800 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10802 * config/i386/i386.opt (msvr3-shlib): Removed.
10804 * doc/invoke.texi: Remove -msvr3-shlib.
10806 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10808 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10809 with "popcnt" instruction.
10811 2007-04-13 Richard Guenther <rguenther@suse.de>
10813 PR tree-optimization/21258
10814 * tree-vrp.c (compare_case_labels): New helper.
10815 (find_switch_asserts): New function.
10816 (find_assert_locations): Call it for SWITCH_EXPRs.
10818 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10820 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10821 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10822 check is now implied in X87_FLOAT_MODE_P.
10823 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10824 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10825 (fix_trunc<mode>_i386_fisttp): Ditto.
10826 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10827 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10828 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10829 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10830 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10831 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10832 (unnamed_splitters): Ditto.
10833 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10834 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10835 FIRST_SSE_REG for local functions when SSE math is enabled or
10836 for functions with sseregparm attribute.
10837 (standard_80387_constant_p): Return -1 if mode is not
10839 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10840 (ix86_expand_compare): Ditto.
10841 (ix86_expand_carry_flag_compare): Ditto.
10842 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10843 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10844 DECIMAL_FLOAT_MODE_P.
10845 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10846 of SCALAR_FLOAT_MODE_P.
10847 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10848 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10849 checks before FLOAT_MODE_P.
10850 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10851 before FLOAT_MODE_P.
10856 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10858 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10859 Charles Wilson <libtool@cwilson.fastmail.fm>
10861 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10862 (libgcc.mvars): Don't depend on them.
10863 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10864 * exec-tool.in: New.
10866 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10868 * doc/invoke.text (--help): Document --help=common.
10870 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10872 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10874 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10876 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10877 * genemit.c (main): Emit #include "integrate.h".
10878 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10879 (LOADGP_RTP): New mips_loadgp_style.
10880 * config/mips/mips.h: Include config/vxworks-dummy.h.
10881 (TARGET_RTP_PIC): New macro.
10882 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10883 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10884 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10885 for TARGET_RTP_PIC.
10886 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10887 -mvxworks-pic when using -mrtp and a PIC option.
10888 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10890 (mips_symbolic_constant_p, mips_symbolic_address_p)
10891 (mips_symbol_insns): Handle SYMBOL_HALF.
10892 (override_options): Warn about -G and -mrtp being used together.
10893 Initialize mips_lo_relocs[SYMBOL_HALF].
10894 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10895 (mips_emit_loadgp): Handle LOADGP_RTP.
10896 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10897 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10898 (tablejump): Handle function-relative case table entries if
10900 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10902 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10904 * config/mips/mips.md (load_call<mode>): Allow any general register.
10906 (sibcall_value_internal, sibcall_value_multiple_internal)
10907 (call_value_internal, call_value_split, call_value_multiple_internal)
10908 (call_value_multiple_split): Remove constraints from operand 0.
10910 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10912 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10913 rather than loadgp_noshared.
10914 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10915 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10917 * config/mips/mips.md (loadgp): Rename to...
10918 (loadgp_newabi): ...this.
10919 (loadgp_noshared): Rename to...
10920 (loadgp_absolute): ...this.
10922 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10924 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10925 false for locally-binding symbols.
10926 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10928 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10930 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10931 (SYMBOL_GOT_PAGE_OFST): ...this.
10932 (SYMBOL_GOT_GLOBAL): Rename to...
10933 (SYMBOL_GOT_DISP): ...this.
10934 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10935 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10936 * config/mips/mips.c (mips_global_symbol_p): New function.
10937 (mips_symbol_binds_local_p): Likewise.
10938 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10939 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10940 mips_global_symbol_p and mips_symbol_binds_local_p.
10941 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10942 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10943 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10944 SYMBOL_GOTOFF_DISP.
10945 (mips_ok_for_lazy_binding_p): New function.
10946 (mips_load_call_address, mips_expand_call): Use it.
10947 (mips_dangerous_for_la25_p): Likewise.
10948 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10949 (*got_disp<mode>): Use got_disp_operand instead of
10950 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10951 SYMBOL_GOTOFF_GLOBAL.
10952 (*got_page<mode>): Use got_page_ofst_operand instead of
10954 * config/mips/predicates.md (const_call_insn_operand): Use
10955 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10956 (global_got_operand): Rename to...
10957 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10959 (local_got_operand): Rename to...
10960 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10961 of SYMBOL_GOT_LOCAL.
10963 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10965 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10966 TARGET_CALL_CLOBBERED_GP.
10967 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10968 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10969 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10970 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10971 of TARGET_ABICALLS && !TARGET_NEWABI.
10972 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10973 * config/mips/mips.c (mips_load_call_address): Check
10974 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10975 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10976 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10977 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10978 TARGET_ABICALLS && TARGET_NEWABI.
10979 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10981 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10982 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10983 TARGET_ABICALLS && TARGET_NEWABI.
10984 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10985 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10986 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10987 whether indirect calls must use $25.
10988 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10990 * config/mips/mips.md (jal_macro): Check flag_pic and
10991 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10992 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10993 instead of TARGET_ABICALLS.
10994 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10995 TARGET_ABICALLS && TARGET_OLDABI.
10996 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10997 (sibcall): In the comment above the define_insn, mention
10998 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10999 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
11000 instead of TARGET_ABICALLS.
11002 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11004 * doc/md.texi (Blackfin family constraints): Document PA and PB.
11005 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
11006 (MACFLAGS_MATCH_P): New macro.
11007 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
11008 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
11009 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
11010 the other MACFLAG constants.
11011 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11012 (flag_machi): Tighten constraints. Renumber some of the operands.
11013 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
11015 (flag_machi_parts_acconly): New pattern.
11016 (flag_macinithi): Tighten constraints. Allow any accumulator to be
11018 (flag_macinit1hi): Tighten constraints.
11019 (flag_mul_macv2hi_parts_acconly): New pattern.
11021 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
11022 Use a more efficient implementation.
11023 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
11024 inline sequences when not optimizing for size.
11026 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
11027 movhi_high2low): Delete, merge functionality into...
11028 (packv2hi): ... this pattern.
11030 2007-02-11 Jie Zhang <jie.zhang@analog.com>
11031 * config/bfin/bfin.opt (msim): New option.
11032 (mcpu=): New option.
11033 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
11034 (bfin_cpu_t): Typedef of enum bfin_cpu.
11035 (bfin_cpu_type): New declaration.
11036 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
11037 -msim and -mcpu= options.
11038 (LIB_SPEC): Likewise.
11039 * config/bfin/bfin.c (bfin_cpu_type): Define.
11040 (bfin_handle_option): Handle -mcpu= option.
11041 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
11042 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
11043 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
11045 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11047 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
11048 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
11049 (powerpc-wrs-vxworksae): Use ${tm_file}.
11050 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
11051 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
11052 * config/i386/vx-common.h: New file.
11054 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11056 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
11059 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
11061 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11064 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11068 * c-common.c (c_build_qualified_type): Set canonical type
11071 2007-04-12 Richard Guenther <rguenther@suse.de>
11073 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11074 lower bound and element size if lower bound is not zero
11075 or either of the ARRAY_REF operands is set.
11077 2007-04-12 Richard Guenther <rguenther@suse.de>
11079 PR tree-optimization/24689
11080 PR tree-optimization/31307
11081 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11083 * gimplify.c (canonicalize_addr_expr): To be consistent with
11084 gimplify_compound_lval only set operands two and three of
11085 ARRAY_REFs if they are not gimple_min_invariant. This makes
11086 it never at this place.
11087 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11089 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11091 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11092 null before emitting a .nsubspa directive.
11094 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11096 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11097 need_to_partition_p if there are no memory statements in the
11100 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11102 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11103 (gcd_of_steps_may_divide_p): New function.
11104 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11106 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11108 * reload.c (find_reloads_toplev, find_reloads_address,
11109 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11110 not a pointer equality test, to decide if we need to call
11111 push_reg_equiv_alt_mem.
11113 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11115 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11116 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11118 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11120 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11122 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11123 vector to be positive.
11125 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11129 * doc/invoke.texi: Document --params max-aliased-vops and
11131 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11132 debug_memory_partitions): Move to tree-flow.h
11133 * params.h (AVG_ALIASED_VOPS): Define.
11134 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11136 (mp_info_t): Likewise.
11137 (get_mem_sym_stats_for): New.
11138 (set_memory_partition): Move from tree-flow-inline.h.
11139 (mark_non_addressable): Only clear the set of symbols for the
11140 partition if it exists.
11141 (dump_memory_partitions): Move from tree-ssa-operands.c
11142 (debug_memory_partitions): Likewise.
11143 (need_to_partition_p): New.
11144 (dump_mem_ref_stats): New.
11145 (debug_mem_ref_stats): New.
11146 (dump_mem_sym_stats): New.
11147 (debug_mem_sym_stats): New.
11148 (update_mem_sym_stats_from_stmt): New.
11149 (compare_mp_info_entries): New.
11150 (mp_info_cmp): Call it.
11151 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11153 (get_mpt_for): Move from tree-ssa-operands.c.
11154 (find_partition_for): New.
11155 (create_partition_for): Remove.
11156 (estimate_vop_reduction): New.
11157 (update_reference_counts): New.
11158 (build_mp_info): New.
11159 (compute_memory_partitions): Refactor.
11160 Document new heuristic.
11161 Call build_mp_info, update_reference_counts,
11162 find_partition_for and estimate_vop_reduction.
11163 (compute_may_aliases): Populate virtual operands before
11164 calling debugging dumps.
11165 (delete_mem_sym_stats): New.
11166 (delete_mem_ref_stats): New.
11167 (init_mem_ref_stats): New.
11168 (init_alias_info): Call it.
11169 (maybe_create_global_var): Remove alias_info argument.
11170 Get number of call sites and number of pure/const call sites
11171 from gimple_mem_ref_stats().
11172 (dump_alias_info): Call dump_memory_partitions first.
11173 (dump_points_to_info_for): Show how many times a pointer has
11175 * opts.c (decode_options): For -O2 set --param
11176 max-aliased-vops to 500.
11177 For -O3 set --param max-aliased-vops to 1000 and --param
11178 avg-aliased-vops to 3.
11179 * fortran/options.c (gfc_init_options): Remove assignment to
11181 * tree-flow-inline.h (gimple_mem_ref_stats): New.
11182 * tree-dfa.c (dump_variable): Dump memory reference
11184 Dump NO_ALIAS* settings.
11185 (referenced_var_lookup): Tidy.
11186 (mem_sym_stats): New.
11187 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
11188 and ORIG are different SSA names for a memory partition.
11189 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
11190 * tree-flow.h (struct mem_sym_stats_d): Define.
11191 (mem_sym_stats_t): Define.
11192 (struct mem_ref_stats_d): Define.
11193 (struct gimple_df): Add field mem_ref_stats.
11194 (enum noalias_state): Define.
11195 (struct var_ann_d): Add bitfield noalias_state.
11196 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
11197 debug_mem_ref_stats, debug_memory_partitions,
11198 debug_mem_sym_stats): Declare.
11199 * tree-ssa-structalias.c (update_alias_info): Update call
11200 sites, pure/const call sites and asm sites in structure
11201 returned by gimple_mem_ref_stats.
11202 Remove local variable IS_POTENTIAL_DEREF.
11203 Increase NUM_DEREFS if the memory expression is a potential
11205 Call update_mem_sym_stats_from_stmt.
11206 If the memory references memory, call
11207 update_mem_sym_stats_from_stmt for all the direct memory
11208 symbol references found.
11209 (intra_create_variable_infos): Set noalias_state field for
11210 pointer arguments according to the value of
11211 flag_argument_noalias.
11212 * tree-ssa-structalias.h (struct alias_info): Remove fields
11213 num_calls_found and num_pure_const_calls_found.
11214 (update_mem_sym_stats_from_stmt): Declare.
11215 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
11216 Set default value to 100.
11217 (PARAM_AVG_ALIASED_VOPS): Define.
11219 2007-04-11 Richard Guenther <rguenther@suse.de>
11221 PR middle-end/31530
11222 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11223 a * -b + c as c - a * b if we honor sign dependent rounding.
11225 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11227 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
11228 bfin_expand_strmov.
11229 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
11230 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
11232 (initialize_trampoline): Don't use old-style function definition.
11233 (bfin_secondary_reload): Mark IN_P argument as unused.
11235 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
11237 PR tree-optimization/31343
11238 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
11239 (build_polynomial_chrec): Return a scalar when the evolution is zero.
11240 * testsuite/gcc.dg/vect/pr31343.c: New.
11242 2007-04-10 Eric Christopher <echristo@apple.com>
11244 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
11245 * config/i386/i386.md (*cmpfp0): Use.
11246 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11247 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11248 (fix_trunc<mode>_i386_fisttp): Ditto.
11249 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11250 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11251 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11252 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11253 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11254 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11255 (unnamed_splitters): Ditto.
11256 * config/i386/i386.c (output_fix_trunc): Assert that
11257 we're not being passed a TFmode operand.
11259 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
11261 PR tree-optimization/31526
11262 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
11263 n_basic_blocks to find newly added blocks.
11265 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
11267 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
11269 (fix_trunc<mode>si_sse): Ditto.
11270 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
11271 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
11272 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
11273 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
11274 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
11275 expander using SSEMODEF mode macro.
11276 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
11277 expander using SSEMODEF mode macro.
11278 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
11279 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
11280 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
11281 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
11282 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
11283 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
11284 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
11285 Macroize insn using X87MODEF mode macro.
11287 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
11289 * config/i386/sse.md (sse2_pinsrw): Removed.
11290 (sse2_pextrw): Renamed to ...
11291 (*sse2_pextrw): This.
11293 2007-04-09 Jan Hubicka <jh@suse.cz>
11296 * config/i386/sse.md
11297 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
11298 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
11299 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
11300 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
11302 2007-04-09 Jan Hubicka <jh@suse.cz>
11304 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
11305 multiple fields of union.
11307 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
11309 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
11310 (create_preheaders): Check that loops are available.
11311 (fix_loop_structure): Clean up, improve comments.
11312 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
11313 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
11315 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
11316 * predict.c (tree_estimate_probability): Do not call
11317 calculate_dominance_info. Call create_preheaders.
11318 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
11319 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
11321 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
11322 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
11323 * tree-cfg.c (tree_split_edge): Make an assert more precise.
11324 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
11327 2007-04-08 Jan Hubicka <jh@suse.cz>
11329 * tree.h (maybe_fold_offset_to_component_ref): Declare.
11330 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
11331 * fold-const.c (fold_unary): Use it.
11333 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11335 * varasm.c (assemble_variable): Remove call to
11336 lang_hooks.decls.prepare_assemble_variable.
11337 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
11338 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
11339 * langhooks.h (lang_hooks_for_decls): Remove
11340 prepare_assemble_variable.
11342 2007-04-08 Mike Stump <mrs@apple.com>
11344 * config/i386/i386.c: Use inc/dec on Core2.
11346 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
11348 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
11349 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11350 lhd_tree_inlining_end_inlining): Remove.
11351 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
11352 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
11353 end_inlining hooks.
11354 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
11355 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11356 lhd_tree_inlining_end_inlining): Remove prototypes.
11357 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
11358 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11359 LANG_HOOKS_TREE_INLINING_START_INLINING,
11360 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
11362 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
11365 2007-04-08 Anatoly Sokolov <aesok@post.ru>
11368 * config/avr/predicates.md (io_address_operand): Delete predicate.
11369 (low_io_address_operand): Don't use 'mode' argument.
11370 (higth_io_address_operand): Rename ...
11371 (high_io_address_operand): ... to this. Don't use 'mode' argument.
11372 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
11375 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
11377 Revert change removing staticp.
11379 2007-04-07 Anatoly Sokolov <aesok@post.ru>
11382 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
11385 2007-04-07 Bruce Korb <bkorb@gnu.org>
11387 * c.opt: Add -Wformat-contains-nul.
11388 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
11390 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
11391 the NUL byte warning.
11393 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11395 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
11397 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11399 * tree.c (staticp): No longer use staticp langhook.
11400 * langhooks.c (lhd_staticp): Removed.
11401 * langhooks.h (struct lang_hooks): Remove staticp.
11402 * c-common.c (c_staticp): Remove.
11403 * c-common.h (c_staticp): Ditto.
11404 * langhooks-defs.h (lhd_staticp): Ditto.
11405 (LHD_HOOKS_STATICP): Ditto
11406 * tree.h (gcc_assert_lowered): New macro.
11408 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11410 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
11411 argument "reliable".
11412 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
11413 Add argument "reliable". Propagate it through calls.
11414 (infer_loop_bounds_from_undefined): Derive number of iterations
11415 estimates from references in blocks that do not dominate loop latch.
11416 (gcov_type_to_double_int): New function.
11417 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
11418 and expected_loop_iterations_unbounded.
11419 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
11420 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
11421 * tree-data-ref.c (estimated_loop_iterations): Export.
11422 (get_references_in_stmt): Fix -- do not return addresses of local
11424 * cfgloop.h (expected_loop_iterations_unbounded,
11425 estimated_loop_iterations): Declare.
11427 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11429 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11431 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11433 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
11434 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
11435 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
11436 Use output_387_reg_move().
11437 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
11438 expander using X87MODEF12 mode macro.
11439 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
11440 choosing register preferences. Use output_387_reg_move().
11441 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
11442 instead of "x". Use output_387_reg_move().
11443 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
11444 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
11445 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
11446 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
11447 Use output_387_reg_move().
11448 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
11450 (*truncxf?f_i387 splitter): Ditto.
11452 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11454 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11455 LANG_HOOKS_SAFE_FROM_P.
11456 * expr.c (safe_from_p): Remove langhook call.
11457 * langhooks.h (lang_hooks): Remove safe_from_p.
11458 (lhd_safe_from_p): Remove prototype.
11459 * langhooks.c (lhd_safe_from_p): Remove.
11461 2007-04-06 Jan Hubicka <jh@suse.cz>
11463 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
11466 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11468 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
11469 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
11470 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
11471 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
11473 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
11474 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
11476 2007-04-05 Richard Henderson <rth@redhat.com>
11478 * config/alpha/alpha.c (print_operand) [+]: Remove.
11479 (alpha_end_function): Print nop if call at end of function.
11480 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
11481 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
11482 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
11483 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
11484 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
11485 the call pattern. Update peepholes to match.
11487 2007-04-05 Janis Johnson <janis187@us.ibm.com>
11489 * doc/extend.texi (Other Builtins): Add decimal float variants
11491 * builtins.def: Ditto.
11492 * builtins.c (expand_builtin): Ditto.
11494 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
11495 H.J. Lu <hongjiu.lu@intel.com>
11498 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
11499 of V8HImode when calling ix86_binary_operator_ok.
11500 (sse2_pmaddwd): Call ix86_binary_operator_ok.
11501 (sdot_prodv8hi): Operands 1 and 2 must be register.
11503 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11505 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11506 initialize align to silence bogus warning.
11508 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11510 PR middle-end/22156
11511 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11513 (struct sra_walk_fns): Remove use_all parameter from use.
11514 (sra_hash_tree): Handle BIT_FIELD_REFs.
11515 (sra_elt_hash): Don't hash bitfld blocks.
11516 (sra_elt_eq): Skip them in parent compares as well. Handle
11518 (sra_walk_expr): Don't maintain or pass down use_all_p.
11519 (scan_use): Remove use_all parameter.
11520 (scalarize_use): Likewise. Re-expand assignment to
11521 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11522 output, and re-scalarize after output. Don't mark anything
11524 (scalarize_ldst): Adjust.
11525 (scalarize_walk_gimple_modify_statement): Likewise.
11526 (build_element_name_1): Handle BIT_FIELD_REFs.
11527 (instantiate_element): Don't warn for any element whose parent
11528 is used as a whole.
11529 (instantiate_missing_elements_1): Return the sra_elt.
11530 (canon_type_for_field): New.
11531 (try_instantiate_multiple_fields): New.
11532 (instantiate_missing_elemnts): Use them.
11533 (mark_no_warning): Removed.
11534 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11535 (REPLDUP, sra_build_elt_assignment): New.
11536 (generate_copy_inout): Use them.
11537 (generate_element_copy): Likewise. Handle bitfld differences.
11538 (generate_element_zero): Don't recurse for blocks. Use
11539 sra_build_elt_assignment.
11540 (generate_one_element_int): Take elt instead of var. Use
11541 sra_build_elt_assignment.
11542 (generate_element_init_1): Adjust.
11543 (scalarize_use, scalarize_copy): Use REPLDUP.
11544 (scalarize_ldst): Move assert before dereference.
11545 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11547 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11549 * regmove.c: Fix unused variable warnings due to previous commit.
11551 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11553 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
11554 (regmove_bb_head): Remove.
11555 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
11556 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
11557 problems with fixup_match_1.
11558 Don't initialize/free regmove_bb_head.
11560 (reg_is_remote_constant_p): If an insn is in the same basic block
11561 but not before INSN, consider it remote, too.
11563 2007-04-05 Anatoly Sokolov <aesok@post.ru>
11566 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
11567 DECL_ASSEMBLER_NAME, not the DECL_NAME.
11569 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11571 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11572 (CONDITIONAL_REGISTER_USAGE): Likewise.
11574 2007-04-04 Richard Henderson <rth@redhat.com>
11576 * config/alpha/lib1funcs.asm: Remove unused file.
11578 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11581 * opts.c (print_specific_help): Fix --help=<language>
11583 (common_handle_option): Support --help=common.
11585 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11588 * gcc.c (main): Do not run the linker if
11589 print_subprocess_help indicates that it shouldn't be
11592 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11595 * doc/invoke.texi (--help=): Document <languages> value, fix
11596 formatting in tables of values.
11598 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11600 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11601 dllimport attribute of virtual methods.
11603 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11605 * config/score/crti.asm: Change _bss_start to __bss_start.
11606 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11607 (OUTGOING_REG_PARM_STACK_SPACE) update.
11608 * config/score/score.opt: add options to make backend support
11609 score5, score5u, score7 and score7d.
11610 * config/score/score.md: Likewise.
11611 * config/score/misc.md: Likewise.
11612 * config/score/mac.md: Likewise.
11613 * doc/invoke.texi: Likewise.
11614 * doc/md.texi: update constraints define.
11616 2007-04-03 Richard Henderson <rth@redhat.com>
11618 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11619 an appropriate type, use the mode instead.
11621 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11623 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11624 Set the default --with-arch setting to mips2.
11625 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11626 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11627 (MULTILIB_OSDIRNAMES): Delete.
11628 (MULTILIB_DIRNAMES): Define.
11629 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11630 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11631 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11632 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11633 VXWORKS_OS_CPP_BUILTINS.
11634 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11635 (MIPS_DEBUGGING_INFO): Undefine.
11636 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11638 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11640 PR middle-end/30704
11641 * fold-const.c (native_encode_real): Encode real.c provided longs
11642 as a series of 32-bit native integers.
11643 (native_interpret_real): Interpret buffer as a series of 32-bit
11646 2007-04-03 Richard Guenther <rguenther@suse.de>
11648 * genpreds.c (write_insn_constraint_len): Write function
11649 optimized for CONSTRAINT_LEN implementation.
11650 (write_tm_preds_h): Output insn_constraint_len inline and
11651 use it for CONSTRAINT_LEN.
11652 (write_insn_preds_c): Don't output insn_constraint_len.
11653 * doc/md.texi (define_register_constraint): Document multi-letter
11654 constraints shall have the same length if they start with the same
11657 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11660 * config/i386/i386.md (isinf<mode>2): Expand only when
11661 TARGET_C99_FUNCTIONS is set.
11663 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11665 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11666 (x86_64-*-linux*): Ditto.
11667 * config/i386/i386.opt (mpc): New option.
11668 * config/i386/i386.c (overrride_options): Handle
11669 ix87_precision_string.
11670 * config/i386/crtprec.c: New file.
11671 * config/i386/t-crtpc: Ditto.
11672 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11673 and -mpc80 options.
11674 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11675 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11676 crtprec32.o, crtprec64.o and crtprec80.o.
11678 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11679 and -mpc80 options.
11680 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11682 2007-04-02 Eric Christopher <echristo@apple.com>
11684 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11685 limitations on darwin.
11687 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11690 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11692 2007-04-02 Dave Korn <dave.korn@artimi.com>
11694 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11696 2007-04-02 Dave Korn <dave.korn@artimi.com>
11698 * libgcc2.h (exception_descriptor): Don't forward-declare.
11699 (__get_eh_table_language, __get_eh_table_version): Delete
11700 prototypes of long-dead functions.
11702 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11704 * ebitmap.h: New file
11705 * ebitmap.c: New file
11706 * Makefile.in (ebitmap.o): New target.
11708 2007-04-01 Jan Hubicka <jh@suse.cz>
11710 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11711 before very first instruction.
11713 2007-04-01 Jan Hubicka <jh@suse.cz>
11715 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11716 waring on 64bit hosts.
11717 * bitmap.h: Fix typo in bitmap_head_def.
11719 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11721 PR rtl-optimization/31391
11722 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11723 into a DELETED_LABEL note, and the label is in an empty basic
11724 block, update BB_END as well as BB_HEAD.
11726 2007-04-01 Richard Henderson <rth@redhat.com>
11728 PR tree-optimization/31169
11729 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11730 to varying if the range is outside [0, prec-1].
11732 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11735 * config/mips/mips.md (load_const_gp): New insn.
11736 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11737 the MIPS16 GP pseudo register if no_new_pseudos.
11738 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11740 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11743 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11745 (call_value): Likewise.
11747 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11748 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11751 * doc/invoke.texi: (optimization options): Reword description
11752 of -ffast-math. Document its primary purpose.
11754 2007-03-31 Richard Guenther <rguenther@suse.de>
11756 * omp-low.c (splay-tree.h): Include.
11757 (lookup_decl): Replace splay-tree usage by pointer-map.
11758 (maybe_lookup_decl): Likewise.
11759 (new_omp_context): Likewise.
11760 (delete_omp_context): Likewise.
11761 * gimplify.c (splay-tree.h): Include.
11762 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11764 (remap_ssa_name): Likewise.
11765 (remap_decl): Likewise.
11766 (remap_type_1): Likewise.
11767 (remap_type): Likewise.
11768 (copy_body_r): Likewise.
11769 (expand_call_inline): Likewise.
11770 (clone_body): Likewise.
11771 (copy_tree_r): Likewise.
11772 (remap_save_expr): Likewise.
11773 (unsave_r): Likewise.
11774 (unsave_expr_now): Likewise.
11775 (tree_function_versioning): Likewise.
11776 (build_duplicate_type): Likewise.
11777 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11778 (struct copy_body_data): Replace splay-tree by pointer-map.
11779 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11780 not $(SPLAY_TREE_H).
11781 (gimplify.o): Depend on $(SPLAY_TREE_H).
11782 (omp-low.p): Likewise.
11784 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11786 * config/avr/predicates.md (even_register_operand,
11787 odd_register_operand): New predicates.
11788 * config/avr/avr.md (movw peephole2): New.
11789 (movw_r peephole2): New.
11791 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11793 * tree.h (get_signed_or_unsigned_type): New.
11794 * fold-const.c (operand_equal_for_comparison_p): Use
11795 get_signed_or_unsigned_type instead of
11796 lang_hooks.types.signed_or_unsigned_type.
11797 * expr.c (store_expr): Ditto.
11798 * langhooks.c (get_signed_or_unsigned_type): New.
11799 (lhd_signed_or_unsigned_type): New.
11800 * langhooks.h (lhd_signed_or_unsigned_type): New.
11801 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11803 2007-03-30 Richard Henderson <rth@redhat.com>
11805 * tree-ssa-loop-ivopts.c: Include target.h.
11806 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11807 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11808 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11809 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11811 2007-03-30 Richard Henderson <rth@redhat.com>
11812 Kai Tietz <kai.tietz@onevision.com>
11814 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11815 default for 64-bit.
11816 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11817 (TARGET_64BIT_MS_ABI): New.
11818 (DBX_REGISTER_NUMBER): Handle 64-bit.
11819 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11820 (LONG_TYPE_SIZE): Force to 32.
11821 (REG_PARM_STACK_SPACE): New.
11822 (OUTGOING_REG_PARM_STACK_SPACE): New.
11823 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11824 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11825 (STACK_BOUNDARY): Use 128 for 64-bit.
11826 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11827 Add 64-bit implementation.
11828 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11830 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11831 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11832 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11833 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11834 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11835 TARGET_64BIT_MS_ABI.
11836 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11837 (ix86_pass_by_reference): Likewise.
11838 (ix86_function_value_regno_p): Likewise.
11839 (ix86_build_builtin_va_list): Likewise.
11840 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11841 (function_arg_advance_ms_64): New.
11842 (function_arg_advance): Call it.
11843 (function_arg_ms_64): New.
11844 (function_arg): Call it.
11845 (function_value_ms_64): New.
11846 (ix86_function_value_1): Call it.
11847 (return_in_memory_ms_64): New.
11848 (ix86_return_in_memory): Call it.
11849 (setup_incoming_varargs_ms_64): New.
11850 (ix86_setup_incoming_varargs): Call it.
11851 (ix86_expand_prologue): Handle 64-bit stack probing.
11852 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11853 (output_pic_addr_const): Likewise.
11854 (x86_this_parameter): Likewise.
11855 (x86_output_mi_thunk): Likewise.
11856 (x86_function_profiler): Likewise.
11857 (TARGET_STRICT_ARGUMENT_NAMING): New.
11858 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11859 (TARGET_64BIT_MS_ABI): New.
11860 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11861 * config/i386/i386.md (allocate_stack_worker): Remove.
11862 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11863 describe the clobber of eax without a match_scratch.
11864 (allocate_stack_worker_postreload): Remove.
11865 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11866 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11867 (allocate_stack_worker_rex64_postreload): Remove.
11868 (allocate_stack): Handle 64-bit.
11869 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11870 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11871 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11872 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11873 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11874 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11875 * config.build (x86_64-*-mingw*): New host.
11876 * config.host (x86_64-*-mingw*): New host.
11877 * config.gcc (x86_64-*-mingw*): New target.
11878 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11880 2007-03-30 Richard Henderson <rth@redhat.com>
11881 Kai Tietz <kai.tietz@onevision.com>
11883 * c-pragma.c (struct def_pragma_macro_value): New.
11884 (struct def_pragma_macro): New.
11885 (pushed_macro_table): New.
11886 (dpm_hash, dpm_eq): New.
11887 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11888 (init_pragma): Install them.
11889 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11891 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11893 * config/avr/avr.c (avr_override_options): Clear
11894 'flag_delete_null_pointer_checks'.
11896 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11899 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11900 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11901 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11902 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11903 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11904 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11905 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11907 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11909 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11911 * regmove.c: Move all of pass_stack_adjustments from here...
11912 * combine-stack-adj.c: ...to this new file.
11913 * Makefile.in: Add rules for combine-stack-adj.o.
11915 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11917 PR tree-optimization/31383
11918 * tree-data-ref.c (affine_function_equal_p): Do not require the
11919 vectors to have the same length.
11921 2007-03-30 Jan Hubicka <jh@suse.cz>
11923 PR middle-end/30700
11924 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11925 availablility; add more sanity checking; ask varpool only about
11928 2007-03-29 Richard Henderson <rth@redhat.com>
11930 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11931 to decide, but __SIZEOF_LONG_LONG__.
11933 2007-03-29 Richard Henderson <rth@redhat.com>
11935 * emutls.c (struct __emutls_array): New.
11936 (emutls_destroy): Use it instead of casting element 0 from void*.
11937 (__emutls_get_address): Likewise.
11939 2007-03-29 Richard Henderson <rth@redhat.com>
11941 * varasm.c (initializer_constant_valid_p): Don't deny
11942 DECL_DLLIMPORT_P on functions.
11944 * config/i386/cygming.h: Remove function declarations.
11945 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11946 (ASM_OUTPUT_LABELREF): Remove.
11947 (COMMON_ASM_OP): Remove.
11948 (ASM_OUTPUT_COMMON): Remove.
11949 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11950 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11951 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11952 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11953 Rename from TARGET_ENCODE_SECTION_INFO.
11954 * config/i386/netware.h: Likewise.
11955 * config/i386/i386-protos.h: Update.
11956 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11957 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11958 (legitimate_constant_p): Reject dllimports.
11959 (dllimport_map, get_dllimport_decl): New.
11960 (legitimize_dllimport_symbol): New.
11961 (legitimize_address, ix86_expand_move): Use it.
11962 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11963 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11964 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11965 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11966 * config/i386/predicates.md (constant_call_address_operand): Only
11967 accept symbols; reject dllimport_p symbols.
11968 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11969 i386_pe_maybe_record_exported_symbol.
11970 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11971 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11972 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11973 trust the setting of DECL_DLLIMPORT_P.
11974 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11975 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11976 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11977 tidy the argument scanning loop.
11978 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11979 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11980 (i386_pe_strip_name_encoding): Remove.
11981 (i386_pe_binds_local_p): New.
11982 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11983 (i386_pe_output_labelref): Remove.
11984 (i386_pe_asm_output_aligned_decl_common): New.
11985 (i386_pe_maybe_record_exported_symbol): Rename from
11986 i386_pe_record_exported_symbol; check for dllexported symbols.
11988 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11990 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11991 add comment explaining why vsnprintf cannot be used.
11993 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11995 PR tree-optimization/30666
11996 * tree.c (build_complex_type): When creating type names for DWARF2
11997 debug info, create TYPE_DECLs for TYPE_NAME instead of
11999 (build_common_tree_nodes_2): Use build_complex_type when building
12000 predefined complex types, to preserve canonical types.
12002 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12004 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
12005 (noce_get_alt_condition): Look at it to determine whether to
12006 reverse the condition or not.
12007 (noce_get_condition): Substitute the truth for lies.
12008 (noce_find_if_block): Set the then_else_reversed field.
12010 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
12012 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12013 destination of this insn.
12014 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
12015 than calling gen_rtx_SET directly. Use r0 to hold the value of
12016 'address + 4' rather than a stack based temporary which can be
12017 mis-optimized away.
12019 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12021 * config/s390/s390.c (s390_secondary_input_reload_class,
12022 s390_secondary_output_reload_class): Functions removed.
12023 (s390_secondary_reload): New function.
12024 (TARGET_SECONDARY_RELOAD): Target macro defined.
12025 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
12026 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
12027 * config/s390/s390.md ("reload_outti", "reload_outdi",
12028 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
12029 "reload_out<mode>"): Expanders removed.
12030 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
12031 "reload<mode>_nonoffmem_out"): Expanders added.
12033 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12035 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
12036 action if SRC->DEST replacement failed anyway.
12038 2007-03-28 Mike Stump <mrs@apple.com>
12040 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
12041 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
12042 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
12044 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12046 * config.gcc: Accept barcelona as a variant of amdfam10.
12047 * config/i386/i386.c (override_options): Likewise.
12048 * doc/invoke.texi: Likewise.
12050 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
12052 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
12053 offsets for BIT_FIELD_REF and COMPONENT_REF.
12055 2007-03-28 Richard Guenther <rguenther@suse.de>
12057 * tree.c (is_global_var): Move ...
12058 * tree-flow-inline.h (is_global_var): ... here.
12059 * tree.h (is_global_var): Remove declaration.
12061 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12063 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12065 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12066 * config/i386/i386.c (ix86_tune_features): Initialize new
12068 * config/i386/predicates.md (promotable_binary_operator): Use
12069 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12071 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12074 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12076 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12078 * config/fr30/fr30.md (movsi_internal): Change destination
12079 constraint from m to V and add m to the end.
12081 2007-03-28 Christian Bruel <christian.bruel@st.com>
12083 * config/sh/sh.md (movsi_i): Fix type attribute.
12085 2007-03-28 Christian Bruel <christian.bruel@st.com>
12087 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12088 (movsf_ie): Likewise.
12090 2007-03-28 Christian Bruel <christian.bruel@st.com>
12092 * config.gcc: Add sh4-300 to multilib.
12093 * config/sh/t-mlib-sh4-300: New file.
12095 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12097 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12098 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12099 fix_trunc<mode>di2.
12100 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12101 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12102 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12103 "fixuns_trunctddi2"): Whitespace fix.
12105 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12107 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12108 the definition of struct sh_args.
12109 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12110 CALL_COOKIE_INT_REG_GET): Likewise.
12112 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12114 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12115 transformations are applied successfully.
12117 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12119 * tree.c (tree_contains_struct): Permit 512 tree codes.
12120 * tree.h (tree_contains_struct): Ditto.
12121 (MAX_TREE_CODES): Ditto.
12122 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12123 SPARE member to store remaining padding bits.
12125 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12127 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12130 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12132 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12133 * configure: Regenerate.
12135 * configure: Regenerate using the correct version of autoconf.
12137 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12139 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12141 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12142 regs to "__SP_L__" and "__SP_H__".
12144 2007-03-27 Richard Guenther <rguenther@suse.de>
12146 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12147 computations with it with a HOST_WIDE_INT variable.
12149 2007-03-26 Mike Stump <mrs@apple.com>
12151 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12152 objective-c-header, objective-c++-header and objc++-cpp-output
12154 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12156 2007-03-26 Richard Henderson <rth@redhat.com>
12159 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
12160 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
12161 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
12162 IX86_BUILTIN_PSRLQ128): New.
12163 (ix86_init_mmx_sse_builtins): Add them.
12164 (ix86_expand_builtin): Expand them.
12165 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
12166 operand 2 be TImode.
12167 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
12168 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
12169 _mm_srli_epi64): Mark __B const.
12170 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
12171 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
12172 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
12173 new two-vector shift builtins.
12175 2007-03-26 Ian Lance Taylor <iant@google.com>
12177 PR tree-optimization/31345
12178 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
12179 [+INF, +INF(OVF)] into VARYING.
12181 2007-03-26 Zack Weinberg <zackw@panix.com>
12183 * gengtype-parse.c: New file.
12184 * gengtype-yacc.y: Delete.
12185 * gengtype-lex.l: Don't include gengtype-yacc.h.
12186 Define YY_DECL and yyterminate appropriately for recursive
12187 descent parser. yylval is now a string out-parameter to yylex.
12188 (HWS, EOID): New shorthand.
12189 (IWORD): Add a couple more types.
12190 (yylex): Add a setup stanza. Remove the complex rules for
12191 detecting GTY'ed types and typedefs; replace with simple
12192 keyword detectors. Adjust everything for the changed
12193 definition of yylval. Ignore all pp-directives, not just #define.
12195 (parse_file): Rename yybegin; do not call yyparse.
12197 * gengtype.c (xasprintf): Export again.
12198 (this_file): New. Use everywhere __FILE__ was being used.
12199 (get_lang_bitmap): Special case types defined in gengtype.c.
12200 (do_typedef, new_structure): Suppress definition of certain types.
12201 (new_structure): Improve diagnostics of duplicate definitions.
12202 Make sure location_s is associated with input.h.
12203 (nreverse_pairs, define_location_structures): New functions.
12204 (main): Improve tagging of kludge types. Remove old kludges
12205 for input.h types; use define_location_structures.
12206 * gengtype.h: Update prototypes. Define token codes here.
12207 * Makefile.in: Remove all references to gengtype-yacc.
12208 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
12210 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
12211 add GTY((skip)) to the field that's only conditionally there.
12212 * doc/install.texi: Document that Bison is no longer required
12213 unless building treelang.
12215 * gengtype.c: Don't include gtyp-gen.h.
12216 (srcdir): Declare here.
12217 (base_files, lang_dir_names): Allocate dynamically.
12218 (gt_files, num_gt_files, num_lang_dirs): New globals.
12219 (measure_input_list, read_input_line, read_input_list)
12220 (set_lang_bitmap): New functions.
12221 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
12222 simplify, relying on read_input_list to set up the bitmaps.
12223 (main): Arguments are no longer unused. Check for correct number
12224 of command line arguments, set srcdir and srcdir_len, then call
12225 read_input_list, before doing anything else. No need to worry
12226 about duplicates in main loop.
12227 * configure.ac: Simplify the calculation of all_gtfiles.
12228 Put language tags in there. Don't set or substitute
12229 all_gtfiles_files_langs or all_gtfiles_files_frags.
12230 * Makefile.in: Revamp the way gengtype is invoked, now that it
12231 takes a file on its command line with a much simpler format.
12232 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
12233 (GTFILES): Remove duplicates and C source files.
12234 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
12235 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
12236 * configure: Regenerate.
12238 * gengtype.h: Remove all type definitions to gengtype.c; leave
12239 only definitions of options_p, type_p, and pair_p as opaque
12240 pointers. Update prototypes.
12241 * gengtype.c: Many type definitions moved here from gengtype.h.
12242 Consolidate type definitions at the top of the file.
12243 (xvasprintf): Delete.
12244 (xasprintf): Make static.
12245 (create_nested_pointer_option): Add 'next' parameter.
12246 (create_field_all, create_field_at): New functions.
12247 (create_field): Now a thin wrapper around create_field_all.
12248 (create_optional_field): Rename create_optional_field_ and add
12249 line argument. Original name is now a macro which supplies
12251 (oprintf): Use vsnprintf directly.
12252 (close_output_files): Use fatal rather than perror/exit.
12253 (note_def_vec, note_def_vec_alloc): Use create_field_at.
12254 (main): Set progname. Don't use exit.
12255 * gengtype-yacc.y (struct_fields): Use create_field_at.
12256 (option, optionseqopt): Delete.
12257 (optionseq): Consolidate productions from option here so we
12258 can use the first argument to create_option.
12260 * gengtype-lex.l: Distinguish unions from structures in the
12261 token type. Don't call find_structure; return the tag as a string.
12262 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
12263 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
12264 string. Reorganize typedef_struct production accordingly.
12265 Use create_nested_ptr_option.
12266 * gengtype.c (create_nested_ptr_option): New function.
12267 * gengtype.h: Declare it.
12269 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
12270 (string_type): Don't declare.
12271 (do_scalar_typedef): Declare.
12272 (create_scalar_type): Update prototype.
12273 * gengtype.c (string_type): Make static.
12274 (scalar_nonchar, scalar_char): New.
12275 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
12276 (resolve_typedef): Use scalar_nonchar for error recovery.
12277 (create_scalar_type): Remove name_len field. Return scalar_char
12278 or scalar_nonchar as appropriate.
12279 (adjust_field_type): Look at scalar_is_char boolean to decide whether
12280 to use string_type.
12281 (throughout): Use scalar_nonchar instead of calling
12282 create_scalar_type, whenever possible.
12283 (main): Initialize scalar_char and scalar_nonchar before calling
12285 * gengtype-lex.l: Adjust for removal of second argument to
12286 create_scalar_type. Use yylval.s instead of yylval.t when
12288 * gengtype-yacc.y: Type of SCALAR is string. Call
12289 create_scalar_type from type:SCALAR rule. Adjust for removal of
12290 second argument to create_scalar_type.
12292 * vec.h: Remove all #if IN_GENGTYPE blocks.
12293 Add comment saying that changes may require adjustments to gengtype.
12294 * gengtype.c: Don't include coretypes.h or tm.h.
12295 Add comment to inclusion of errors.h.
12296 (note_def_vec, note_def_vec_alloc): New functions.
12297 * gengtype.h: Declare new functions.
12298 * gengtype-lex.l: Don't include coretypes.h.
12299 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12301 (update_lineno): Remove unnecessary prototype.
12302 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
12303 (VEC rule): Just return VEC_TOKEN.
12304 * gengtype-yacc.y (VEC_TOKEN): New token type.
12305 (type): Add a production for VEC(a,b).
12306 * Makefile.in: Update dependencies.
12308 * gengtype-lex.l: Remove rules for parsing pointer-to-function
12309 typedefs that use the old PARAMS macro.
12311 * gengtype-lex.l: Remove all rules and states relating to yacc
12313 * gengtype-yacc.y: Similarly.
12314 * gengtype.c (note_yacc_type): Delete function.
12315 * gengtype.h: Update prototypes.
12317 2007-03-26 Joseph Myers <joseph@codesourcery.com>
12319 * tree-pretty-print.c (dump_generic_node): Report precision of
12320 unnamed integer types.
12322 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
12324 * ifcvt.c (noce_try_store_flag_constants): Don't check
12325 no_new_pseudos here.
12326 (noce_try_store_flag_constants): Don't check no_new_pseudos.
12327 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
12328 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
12329 noce_try_sign_mask): Likewise.
12330 (if_convert): Check no_new_pseudos here.
12332 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
12334 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
12335 (noce_get_condition): Handle new then_else_reversed argument.
12336 (noce_init_if_info): Remove, fold into noce_find_if_block.
12337 (noce_process_if_block): Take a struct noce_if_info as the
12338 argument. Don't set up one based on ce_if_info. Update pointer
12339 references accordingly.
12340 (cond_move_process_if_block): Likewise.
12341 (process_if_block): Removed.
12342 (find_if_block): Removed. Move functionality two new functions,
12343 noce_find_if_block and cond_exec_find_if_block.
12344 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
12345 blocks and the symmetric IF-ELSE-JOIN case.
12346 (cond_exec_find_if_block): Also new function mostly based on old
12347 find_if_block and process_if_block.
12348 (find_if_header): Replace find_if_block call with separately
12349 guarded calls to noce_find_if_block and cond_exec_find_if_block.
12350 (find_cond_trap): Update noce_get_condition call.
12351 (dead_or_predicable): Likewise.
12353 2007-03-26 Jakub Jelinek <jakub@redhat.com>
12355 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
12357 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
12358 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
12359 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
12360 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
12361 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
12362 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
12363 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12364 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
12365 __builtin_ia32_psrad128 builtins.
12367 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
12369 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
12370 * config/i386/constraints.md
12371 (define_constraint "I"): Use IN_RANGE macro.
12372 (define_constraint "J"): Ditto.
12373 (define_constraint "K"): Ditto.
12374 (define_constraint "M"): Ditto.
12375 (define_constraint "N"): Ditto.
12376 (define_constraint "O"): Ditto.
12377 * config/i386/predicates.md
12378 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
12379 (define_predicate "const_0_to_3_operand"): Ditto.
12380 (define_predicate "const_0_to_7_operand"): Ditto.
12381 (define_predicate "const_0_to_15_operand"): Ditto.
12382 (define_predicate "const_0_to_63_operand"): Ditto.
12383 (define_predicate "const_0_to_255_operand"): Ditto.
12384 (define_predicate "const_1_to_31_operand"): Ditto.
12385 (define_predicate "const_2_to_3_operand"): Ditto.
12386 (define_predicate "const_4_to_7_operand"): Ditto.
12388 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12390 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
12391 in SImode for save_world.
12392 * config/rs6000/altivec.md (save_world, restore_world): Convert to
12395 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
12397 PR tree-optimization/30784
12398 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
12401 2007-03-25 Revital Eres <eres@il.ibm.com>
12403 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
12404 Fold movement_possibility function into it.
12406 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12408 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
12409 (load_macho_picbase_{si,di}): Convert to LR hard reg.
12410 (call_indirect_nonlocal_darwin64): Same.
12411 (call_nonlocal_darwin64): Same.
12412 (call_value_indirect_nonlocal_darwin64): Same.
12413 (call_value_nonlocal_darwin64): Same.
12414 (sibcall_nonlocal_darwin64): Same.
12415 (sibcall_value_nonlocal_darwin64): Same.
12416 (sibcall_symbolic_64): Same.
12417 (sibcall_value_symbolic_64): Same.
12418 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
12420 (rs6000_emit_load_toc_table): Same.
12421 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
12422 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
12424 (divss_call): Same.
12425 (divus_call): Same.
12426 (quoss_call): Same.
12427 (quous_call): Same.
12428 (load_toc_v4_pic_si): Same
12429 (load_toc_v4_PIC_1): Same.
12430 (load_toc_v4_PIC_1b): Same.
12431 (call_indirect_aix{32,64}): Same.
12432 (call_value_indirect_aix{32,64}): Same.
12434 (call_value): Same.
12435 (call_local{32,64}): Same.
12436 (call_value_local{32,64}): Same.
12437 (call_indirect_nonlocal_aix{32,64}): Same.
12438 (call_nonlocal_aix{32,64}): Same.
12439 (call_value_indirect_nonlocal_aix{32,64}): Same.
12440 (call_value_nonlocal_aix{32,64}): Same.
12441 (call_indirect_nonlocal_sysv<mode>): Same.
12442 (call_nonlocal_sysv<mode>): Same.
12443 (call_value_indirect_nonlocal_sysv<mode>): Same.
12444 (call_value_nonlocal_sysv<mode>): Same.
12446 (sibcall_local{32,64}): Same.
12447 (sibcall_value_local{32,64}): Same.
12448 (sibcall_nonlocal_aix{32,64}): Same.
12449 (sibcall_value_nonlocal_aix{32,64}): Same.
12450 (sibcall_nonlocal_sysv<mode>): Same.
12451 (sibcall_value): Same.
12452 (sibcall_value_nonlocal_sysv<mode>): Same.
12454 2007-03-24 Paul Brook <paul@codesourcery.com>
12456 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
12457 * config/arm/linux-eabi.h: Remove legacy syscall hack.
12459 2007-03-24 Richard Henderson <rth@redhat.com>
12461 * config/ia64/constraints.md: New file.
12462 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
12463 satisfies_constraint_?.
12464 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
12465 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
12466 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
12467 ia64_output_mi_thunk): Likewise.
12468 (ia64_const_ok_for_letter_p): Remove.
12469 (ia64_const_double_ok_for_letter_p): Remove.
12470 (ia64_extra_constraint): Remove.
12471 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
12472 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
12473 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
12474 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
12475 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
12476 EXTRA_MEMORY_CONSTRAINT): Remove.
12477 * config/ia64/ia64.md: Include constriants.md. Replace
12478 CONST_OK_FOR_? with satisfies_constraint_?.
12480 2007-03-23 Michael Meissner <michael.meissner@amd.com>
12481 H.J. Lu <hongjiu.lu@intel.com>
12483 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
12485 (name macros): Use DPD_BID_NAME to convert names properly.
12487 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
12488 decimal floating point format.
12489 (init_floating_libfuncs): Change decimal functions so that they
12490 have a "bid_" prefix if the decimal system uses the BID format,
12491 and "dpd_" prefix if the decimal system uses the DPD format.
12492 (init_interclass_conv_libfuncs): Ditto.
12493 (init_intraclass_conv_libfuncs): Ditto.
12495 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12496 using the BID format.
12498 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12499 whether we are using the BID decimal format.
12500 * configure: Regenerate.
12502 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12503 the compiler has decimal floating point enabled. Define
12504 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12507 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12508 using the BID format.
12510 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12511 whether we are using the BID decimal format.
12512 * configure: Regenerate.
12514 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12515 the compiler has decimal floating point enabled. Define
12516 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12519 * doc/install.texi (--enable-decimal-float): Document BID and DPD
12520 options, and that it is enabled for i386/x86_64 systems.
12522 * Makefile.in (enable_decimal_float): New.
12524 (DECNUMINC): Add -I$(DECNUMFMT).
12525 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
12526 to $(DECNUMFMT) from $(DECNUM).
12528 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
12529 Substitute enable_decimal_float.
12530 * configure: Regenerated.
12533 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
12536 * configure.ac: Enable decimal float for x86_64-*-linux*.
12537 * configure: Regenerated.
12540 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
12541 decimal128ClearSign to flip and clear the sign bit in decimal128.
12542 (decimal_real_maxval): Set decimal128SetSign to set the sign
12545 2007-03-23 Ian Lance Taylor <iant@google.com>
12547 * fold-const.c (fold_binary): Correct warning for X - c >= X.
12549 2007-03-23 Ian Lance Taylor <iant@google.com>
12551 * tree-dump.c (dump_files): Correct comment.
12553 2007-03-23 Ian Lance Taylor <iant@google.com>
12555 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
12557 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
12559 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
12560 in cfglayout mode. Don't go into and out of cfglayout mode.
12561 Link the blocks in the order of the constructed traces.
12562 (rest_of_handle_tracer): Adjust call to tracer.
12563 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
12564 Don't go into cfglayout mode.
12565 (rtl_loop_done): Don't go out of cfglayout mode.
12566 * cfglayout.c (relink_block_chain): New function, split out from...
12567 (fixup_reorder_chain): ...here. Remove redundant checking.
12568 (cfg_layout_finalize): Don't clear the header, footer, and aux
12569 fields here, move the code to do so to relink_block_chain. Likewise
12570 for free_original_copy_tables.
12571 * rtl.h (tracer): Update prototype.
12572 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12573 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12574 mode. Use relink_block_chain to serialize the CFG according to the
12575 new basic block order. Move targetm.cannot_modify_jumps_p check from
12577 (gate_handle_reorder_blocks): ...to here.
12578 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12580 (gate_duplicate_computed_gotos): ...to here.
12581 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12582 something always changes when going into and out of cfglayout mode.
12583 Perform an expensive cfg cleanup while going into cfglayout mode.
12584 Always update liveness information on HAVE_conditional_execution
12585 targets. Reserialize the basic blocks and go out of cfglayout mode.
12586 * reg-stack.c: Include cfglayout.h.
12587 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12588 the call to reorder_basic_blocks.
12589 * basic-block.h (reorder_basic_blocks): Update prototype.
12590 (relink_block_chain): New prototype.
12591 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12593 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12595 * config/mips/mips.md (type, hazard, *movdi_32bit,
12596 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12597 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12598 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12599 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12600 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12602 (movcc): Change first xfer to multi.
12603 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12604 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12605 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12606 config/mips/generic.md: Change reservations using "xfer" to use
12608 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12609 using match_operand.
12610 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12611 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12613 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12615 2007-03-22 Richard Henderson <rth@redhat.com>
12617 * config/i386/i386.c: Remove unnecessary function declarations.
12618 Move targetm definition, and all related macros, to the end of
12619 the file. Resort some functions to put definitions before uses.
12620 (ix86_attribute_table): Make static. Move to end of file.
12621 (ix86_gimplify_va_arg): Make static.
12623 2007-03-22 Richard Henderson <rth@redhat.com>
12625 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12626 don't increase local_regparm with force_align_arg_pointer check.
12627 (ix86_function_sseregparm): Assert 32-bit.
12628 (type_has_variadic_args_p): New.
12629 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12630 type_has_variadic_args_p.
12631 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12632 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12633 use memset instead. Do maybe_vaarg check first; skip attribute
12634 tests if true; skip attribute tests for 64-bit.
12635 (construct_container): Remove TARGET_DEBUG_ARG.
12636 (function_arg_advance_32, function_arg_advance_64): Split out ...
12637 (function_arg_advance): ... from here.
12638 (function_arg_32, function_arg_64): Split out ...
12639 (function_arg): ... from here.
12640 (ix86_pass_by_reference): Tidy.
12641 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12642 (function_value_32): New, from parts of ix86_function_value
12643 and ix86_value_regno.
12644 (function_value_64): New, from parts of ix86_function_value
12645 and ix86_libcall_value.
12646 (ix86_function_value_1): New.
12647 (ix86_function_value, ix86_libcall_value): Use it.
12648 (return_in_memory_32, return_in_memory_64): Split out ...
12649 (ix86_return_in_memory): ... from here.
12650 (ix86_struct_value_rtx): Skip for 64-bit.
12651 (ix86_libcall_value, ix86_value_regno): Remove.
12652 (setup_incoming_varargs_64): Split out ...
12653 (ix86_setup_incoming_varargs): ... from here.
12654 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12655 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12656 * config/i386/i386-protos.h (ix86_function_value): Remove.
12657 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12659 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12662 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12663 infinities not supported, otherwise emit warning if -Woverflow. On
12664 underflow, emit warning if -Woverflow.
12665 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12667 * real.h (real_from_string): Update declaration
12669 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12670 Richard Henderson <rth@redhat.com>
12672 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12673 * calls.c (compute_argument_block_size, expand_call,
12674 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12675 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12676 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12677 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12678 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12679 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12680 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12681 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12684 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12686 * c-incpath.c (add_sysroot_to_chain): New.
12687 (merge_include_chains): Add sysroot argument. Call
12688 add_sysroot_to_chain if sysrooted.
12689 (register_include_chains): Update call to merge_include_chains.
12690 * doc/cppopts.texi: Document use of '=' in include directory
12693 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12695 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12696 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12697 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12698 insn pattern using X87MODEF12 mode macro.
12700 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12702 * regmove.c (regmove_optimize): Use reg_mentioned_p
12703 instead of reg_overlap_mentioned_p for DST.
12705 2007-03-21 Mike Stump <mrs@apple.com>
12707 * c.opt: Fixup for Objective-C/C++.
12709 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12711 * explow.c (convert_memory_address): Fold memory reference when
12712 POINTERS_EXTEND_UNSIGNED < 0
12714 2007-03-21 Richard Henderson <rth@redhat.com>
12717 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12718 * config/i386/mmintrin.h (__m64): Likewise.
12719 * config/i386/xmmintrin.h (__m128): Likewise.
12721 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12723 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12724 (VXWORKS_OS_CPP_BUILTINS): Define.
12725 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12726 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12728 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12730 * rtl.h (constant_pool_reference_p): Delete.
12731 (find_constant_src): Declare.
12732 * rtlanal.c (find_constant_src): New function.
12733 * simplify-rtx.c (constant_pool_reference_p): Delete.
12734 * config/i386/i386.md: Use find_constant_src instead of
12735 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12737 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12739 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12740 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12742 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12744 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12745 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12746 (arm_elf_asm_constructor): Use it.
12747 (arm_elf_asm_destructor): New function.
12749 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12751 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12753 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12755 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12757 2007-03-19 Andrew Haley <aph@redhat.com>
12759 PR tree-optimization/31264
12760 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12761 VIEW_CONVERT_EXPRs.
12763 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12765 PR rtl-optimization/30907
12766 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12767 (fwprop_init): Always call loop_optimizer_initialize.
12768 (fwprop_done): Always call loop_optimizer_finalize.
12769 (fwprop): We always have loop info now.
12770 (gate_fwprop_addr): Remove.
12771 (pass_fwprop_addr): Use gate_fwprop as gate.
12773 PR rtl-optimization/30841
12774 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12775 df_chain_alloc): Call df_reorganize_refs unconditionally.
12776 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12777 refs_organized to refs_organized_size.
12778 (df_ref_create_structure): Use refs_organized_size instead of
12779 bitmap_size if refs had been organized, and keep refs_organized_size
12781 * df.h (struct df_ref_info): Change refs_organized to
12782 refs_organized_size.
12783 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12786 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12788 * except.c (output_function_exception_table): Do not reference the
12789 EH personality routine for functions that do not require an
12792 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12795 * c-typeck.c (convert_for_assignment): Call comptypes for
12796 RECORD_TYPE or UNION_TYPE.
12798 PR inline-asm/30505
12799 * reload1.c (reload): Do invalid ASM checking after
12800 cleanup_subreg_operands.
12802 2007-03-19 Jeff Law <law@redhat.com>
12804 * tree-cfg.c (find_taken_edge): Tighten conditions for
12805 optimizing computed gotos.
12807 2007-03-19 Michael Matz <matz@suse.de>
12809 * builtins.c (expand_builtin_sync_operation,
12810 expand_builtin_compare_and_swap,
12811 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12814 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12815 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12818 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12820 * doc/tm.texi: Add brackets around the return type of
12821 TARGET_SECONDARY_RELOAD.
12823 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12824 Richard Guenther <rguenther@suse.de>
12826 PR tree-optimization/31254
12827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12828 Use handled_component_p () where appropriate. Continue
12829 propagating into the rhs if we propagated into an INDIRECT_REF
12832 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12834 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12835 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12836 (xde, xdee): Mode attributes adjusted to support DFP modes.
12837 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12838 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12839 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12840 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12841 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12842 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12843 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12845 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12846 "movsf"): Insn definitions removed.
12847 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12848 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12849 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12851 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12852 "reload_in<mode>", "reload_out<mode>"): Expander added.
12853 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12856 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12858 * config/s390/s390.md: Only non-functional changes. Renamed
12859 FPR mode macro to BFP all over the file.
12861 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12863 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12864 (op_type attribute): RRF instruction type added.
12865 (fT0): New mode attribute.
12866 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12867 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12868 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12869 instruction no secondary memory is needed when moving DFmode values
12870 between GPRs and FPRs.
12872 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12874 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12875 inverted and documentation adjusted.
12876 ("mhard-dfp", "msoft-dfp"): New options.
12877 * config/s390/s390.c (s390_handle_arch_option): New architecture
12879 (override_options): Sanity checks for the new options added.
12880 * config.gcc: New architecture switch: z9-ec.
12881 * config/s390/s390.h (processor_flags): PF_DFP added.
12882 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12883 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12884 when the bit is NOT set so remove it from the defaults.
12886 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12888 * genemit.c (main): Print include statement for dfp.h.
12889 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12892 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12894 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12896 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12899 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12900 instead of PATTERN.
12902 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12904 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12905 attr_length_call, output_call, output_indirect_call): Cleanup
12906 formatting of targetm calls.
12908 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12910 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12912 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12914 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12915 reservation, bypass and anti-bypass descriptions for these
12916 instructions. Update move patterns.
12917 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12920 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12922 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12923 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12924 (get_initial_def_for_reduction): Likewise.
12926 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12928 Fix PR tree-optimization/29922
12929 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12930 (get_representative): Removed.
12931 (value_dies_in_block_x): Update for rvuse removal.
12932 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12933 (compute_antic_aux): Handle when PHI nodes appear in
12934 non-single-successors.
12935 (dump_bitmap_of_names): Removed.
12936 (compute_antic_safe): Renamed and removed rvuse calculation.
12937 Calculate only antic safe.
12938 (insert_into_preds_of_block): Remove assert.
12939 (execute_pre): Update for renamed functions.
12940 (defer_or_phi_translate_block): New function.
12942 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12944 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12945 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12947 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12948 Follow spelling conventions.
12950 * tree-data-ref.h: Remove the prototype for analyze_array.
12952 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12954 PR tree-optimization/31041
12955 * tree-vect-transform.c (get_initial_def_for_induction): Call
12956 force_gimple_operand.
12958 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12960 * ipa-type-escape.c (look_for_casts) : Revert code to use
12961 handled_component_p due to ada test a-numaux.adb.
12963 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12965 * final.c (final_scan_insn): Alter the condition of a
12966 conditional trap if we have nonstandard CC.
12968 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12970 * configure.ac: Remove excess quoting from asm line 0 test.
12971 * configure: Rebuilt.
12973 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12975 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12976 * c-common.c (convert_and_check): Move warning logic to...
12977 (warnings_for_convert_and_check): ...here. Define.
12978 * c-common.h (warnings_for_convert_and_check): Declare.
12980 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12982 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12983 (output_call): Likewise.
12985 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12987 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12989 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12991 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12993 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12995 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12996 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12998 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
13000 PR tree-optimization/31183
13001 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13002 Use double_int instead of unsigned int for representing access_strides.
13003 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
13005 2007-03-16 Richard Guenther <rguenther@suse.de>
13007 PR tree-optimization/31146
13008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
13009 to allow recursion of forward_propagate_addr_expr.
13010 (forward_propagate_addr_into_variable_array_index): Likewise.
13011 (forward_propagate_addr_expr): Likewise.
13012 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13013 (forward_propagate_addr_expr_1): Recurse on simple copies
13014 instead of propagating into them. Do so for useless conversions
13016 (forward_propagate_addr_expr): Clean up unused statements after
13019 2007-03-16 Richard Guenther <rguenther@suse.de>
13021 * builtins.c (expand_builtin_cexpi): Use the right argument
13022 for the expansion via cexp.
13024 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13026 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
13027 * configure: Rebuilt.
13029 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13032 * dwarf2out.c (force_type_die): Adjust comment.
13033 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
13035 2007-03-15 DJ Delorie <dj@redhat.com>
13037 * config/frv/predicates.md (minmax_operator): Don't check operands
13040 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13042 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
13043 Update constant estimates of number of iterations.
13044 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
13045 argument renamed to "realistic".
13046 (compute_estimated_nb_iterations): Removed.
13047 (record_niter_bound): New function.
13048 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
13049 call record_nonwrapping_iv with upper = false.
13050 (infer_loop_bounds_from_signedness): Pass upper argument to
13051 record_nonwrapping_iv.
13052 (estimate_numbers_of_iterations_loop): Do not call
13053 compute_estimated_nb_iterations. Record estimate based on profile
13054 information. Initialize the constant estimates of number of
13056 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
13058 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
13059 number of iterations is too small.
13060 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
13061 (EST_NOT_AVAILABLE): Removed.
13062 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13063 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13066 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13068 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13069 Handle NE_EXPR guards.
13071 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13074 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13075 Set also -pedantic-errors by default for the preprocessor unless
13076 -fpermissive is given.
13078 2007-03-15 Richard Guenther <rguenther@suse.de>
13080 PR middle-end/29719
13081 PR middle-end/31161
13082 * builtins.c (expand_builtin_cexpi): As a fallback if we
13083 don't have builtins for sincos or cexp create a function
13084 declaration for cexp and expand to a call to that.
13085 (expand_builtin_int_roundingfn): Always fall
13086 back to floor/ceil and its variants even if they may be
13089 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13091 PR middle-end/31159
13092 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13093 jump tables, move the call to delete_dead_jumptables from here...
13094 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13095 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13096 don't allow merging of blocks that try_redirect_by_replacing_jump
13097 also does not handle when not optimizing.
13099 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13100 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13102 * config/i386/i386.md (x86_sahf_1): Correctly handle
13105 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13108 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13109 x86_64_general_operand as operand[2] predicate. Remove "iF"
13110 from operand constraints and use "e" constraint instead.
13111 (*subti3_1, *subti3_1 splitter): Ditto.
13112 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13113 operand[1] predicate.
13115 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13117 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13118 arrays, multiply the access strides by the size of the sub-array.
13119 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13121 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13123 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13124 the configured assembler supports the sahf mnemonic.
13125 * configure: Regenerate.
13126 * config.in: Regenerate.
13128 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13129 emit "sahf" or ".byte\t0x9e" as asm template.
13131 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13134 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13135 option to replace hard coded TARGET_xxx in md file.
13136 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13137 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13138 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13139 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13140 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13141 (X86_TUNE_NOT_VECTORMODE): Ditto.
13142 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13143 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13144 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13145 (TUNE_SLOW_IMUL_IMM8): Ditto.
13146 (TUNE_MOVE_M1_VIA_OR): Ditto.
13147 (TUNE_NOT_UNPAIRABLE): Ditto.
13148 (TUNE_NOT_VECTORMODE): Ditto.
13150 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13153 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
13154 tuning options instead of hard coded TARGET_xxx.
13155 (fix ssemode peephole2's): Ditto.
13156 (imul peephole2's): Ditto.
13158 (movdi_or_rex64): Ditto.
13159 (move peephole2): Ditto.
13160 (not peephole2's): Ditto.
13162 2007-03-14 Dirk Mueller <dmueller@suse.de>
13164 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
13165 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
13166 * c-parser.c (c_parser_if_body): Always add an empty statement in case
13168 * c-parser.c (c_parser_do_statement): Warn about empty body in
13169 do/while statement.
13170 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
13171 * doc/invoke.texi (-Wempty-body): Update documentation.
13173 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13176 * c-common.h (warn_for_div_by_zero): Declare.
13177 * c-common.c (warn_for_div_by_zero): Define.
13178 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
13181 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13183 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
13184 to PREFIX and STANDARD_PREFIX.
13186 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13187 Phil Edwards <phil@codesourcery.com>
13189 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
13190 (__gthread_once_t): Remove busy field for RTPs.
13191 (__GTHREAD_ONCE_INIT): Update accordingly.
13193 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13195 * doc/invoke.texi: Document VxWorks options.
13197 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13199 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
13201 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
13203 PR tree-optimization/30590
13204 * tree-nrv.c (tree_nrv): Check for the partial update of the
13207 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13209 * flags.h (flag_random_seed): Remove declaration, in favor of...
13210 * toplev.h (get_random_seed, set_random_seed): ... these.
13211 * tree.c (get_file_function_name): Use the former.
13212 * opts.c (common_handle_option): Use the latter.
13215 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
13217 PR middle-end/31127
13218 * cse.c (cse_find_path): Do not bail out if a basic block that
13219 we already visited now becomes part of a path that starts at a
13220 different basic block. Just disallow this, to make sure we
13221 visit each basic block at most once.
13223 2007-03-13 Jan Hubicka <jh@suse.cz>
13225 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
13226 attributes, when profile esitmate is present, calls with very low
13227 frequency are cold.
13229 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
13231 PR tree-optimization/30730
13232 PR tree-optimization/26900
13233 * tree-ssa-loop-niter.c: Include gmp.h.
13234 (bounds): New type.
13235 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
13236 split_to_var_and_offset, determine_value_range,
13237 bound_difference_of_offsetted_base, refine_bounds_using_guard,
13238 bound_difference, bounds_add, bounds_negate,
13239 number_of_iterations_ne_max, dump_affine_iv): New functions.
13240 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
13241 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
13242 difference of initial and final value of control iv to validate
13244 (number_of_iterations_cond): Add loop parameter. Determine bounds
13245 on the difference of the extremes of the control iv. Add dumps.
13246 (expand_simple_operations): Handle phi nodes.
13247 (simplify_using_initial_conditions): Do not record used conditions.
13248 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
13249 Do not set additional_info.
13250 (implies_nonnegative_p, implies_ge_p): Removed.
13251 (derive_constant_upper_bound): Do not use parameter `additional'.
13252 (record_estimate): Parameter `additional' removed. Parameter
13253 `i_bound' added. Do not call derive_constant_upper_bound.
13254 (record_nonwrapping_iv): Use derive_constant_upper_bound to
13255 bound the number of iterations estimate.
13256 (estimate_numbers_of_iterations_loop): Pass the estimate from
13257 the number of iterations analysis to record_estimate.
13258 * tree.h (multiple_of_p): Declare.
13259 * tree-scalar-evolution.c (expression_expensive_p): Removed.
13260 (scev_const_prop): Do not check expression_expensive_p.
13261 * fold-const.c (multiple_of_p): Exported.
13262 * double-int.c (double_int_mask): Exported.
13263 * double-int.h (double_int_mask): Declare.
13264 * tree-flow.h (struct tree_niter_desc): Removed additional_info
13265 field. Added max field.
13267 2007-03-13 David Taylor <taylor@candd.org>
13270 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
13273 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13276 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
13277 two unamed patterns.
13279 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
13281 * config/i386/i386.opt (mcx16, msahf): New options.
13282 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
13283 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13285 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
13286 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
13287 Output -mcx16 and -msahf options when corresponding bit is set.
13289 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
13290 and -msahf options.
13292 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13294 * configure.ac: Test for assembler tolerance to # 0 "".
13295 * configure, config.in: Rebuilt.
13296 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
13298 2007-03-13 Geoffrey Keating <geoffk@apple.com>
13300 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
13302 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
13303 (handle_syscall): Handle direct system calls.
13304 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
13306 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13308 * doc/invoke.texi: Fix cpp.info cross-reference.
13309 * doc/passes.texi: Fix gcc.info cross-reference.
13311 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
13313 PR tree-optimization/30835
13314 * lambda-code.c (can_convert_to_perfect_nest): Check whether
13315 bb_for_stmt is not NULL before accessing it.
13317 2007-03-12 Joseph Myers <joseph@codesourcery.com>
13319 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
13322 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13325 * doc/install.texi: Document --enable-stage1-languages
13327 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
13329 * tree-pass.h (pass_into_cfg_layout_mode,
13330 pass_outof_cfg_layout_mode): Declare.
13331 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
13332 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
13333 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13334 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
13336 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
13338 * c-decl.c (warn_variable_length_array): New function.
13339 Refactored from grokdeclarator to handle warn_vla
13340 and handle unnamed array case.
13341 (grokdeclarator): Refactored VLA warning case.
13342 * c.opt (Wvla): New flag.
13343 * doc/invoke.texi (Wvla): New warning.
13345 2007-03-12 Richard Henderson <rth@redhat.com>
13347 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
13348 (TARGET_SECTION_TYPE_FLAGS): New.
13350 2007-03-12 Richard Henderson <rth@redhat.com>
13352 * config/darwin.c (machopic_reloc_rw_mask): New.
13353 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
13354 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
13356 2007-03-12 Mark Mitchell <mark@codesourcery.com>
13358 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
13359 * cppdefault.h (cpp_PREFIX): Document.
13360 (cpp_PREFIX_len): Likewise.
13361 (cpp_EXEC_PREFIX): New variable.
13362 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
13363 * c-incpath.c (add_standard_paths): Correct logic for relocating
13364 paths within prefix.
13366 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
13368 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
13369 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
13371 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
13372 fix_truncdfdi_sse using SSEMODEF mode macro.
13373 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
13374 fix_truncdfsi_sse using SSEMODEF mode macro.
13375 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
13376 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
13378 2007-03-12 Richard Sandiford <richard@codesourcery.com>
13380 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
13381 elfos.h to tm_file.
13383 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
13385 * tree.h : Add multiple_of_p declaration.
13386 * fold-const.c (multiple_of_p): Make multiple_of_p public.
13387 * ipa-type-escape.c (results_of_malloc): Redundant.
13388 (visited_stmts): New. Visited stmt for walk_use_def_chains.
13389 (cast_type): Extended with new members.
13390 (check_cast): Returns cast_type.
13391 (cast): New structure for data of walk_use_def_chains.
13392 (is_malloc_result, is_cast_from_non_pointer_1,
13393 is_cast_from_non_pointer,
13394 is_array_access_through_pointer_and_index): New functions.
13395 (look_for_casts): Returns cast types.
13396 (check_call): Returns void.
13397 (okay_pointer_operation): Use support of pointer plus index,
13398 pointer plus constant and allow all multiplications.
13400 2007-03-11 Richard Guenther <rguenther@suse.de>
13402 PR tree-optimization/31115
13403 * tree-vrp.c (extract_range_from_binary_expr): Make sure
13404 the shift count is positive and non-anti-range for RSHIFT_EXPR.
13405 A shift count of zero is not special as with *_DIV_EXPR.
13406 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
13409 2007-03-11 Ian Lance Taylor <iant@google.com>
13411 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
13412 the *_DIV_EXPR codes correctly with overflow infinities.
13414 2007-03-11 Ira Rosen <irar@il.ibm.com>
13416 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
13417 indicate success/failure of the analysis. Add negation to subtrahend
13418 in case of subtraction. Fail if both operands contain constants.
13419 (create_data_ref): Fail if analyze_offset fails.
13421 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
13423 * config/i386/i386.md (frndintxf2): Rename to ...
13424 (rintxf2): ... this. Remove expander having same name.
13425 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13426 (roundsf2, rounddf2): Ditto.
13427 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
13428 (lround<mode>di2, lround<mode>si2): Ditto.
13430 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
13432 * lower-subreg.c: Include except.h.
13433 (decompose_multiword_subregs): Verify that the only control flow
13434 insns we can split are loads to multi-words pseudos.
13435 Handle breaking such blocks after splitting, instead of calling
13436 find_many_sub_basic_blocks.
13438 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
13439 on the new basic block. Add a lengthy comment explaining why we
13440 thought this was necessary.
13441 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
13443 2007-03-10 Mark Mitchell <mark@codesourcery.com>
13446 * tree.c (walk_type_fields): Recurse into the element type of
13447 ARRAY_TYPEs if there is a pointer set.
13449 2007-03-10 Dirk Mueller <dmueller@suse.de>
13451 * c-common.c (warn_logical_operator): Fix condition.
13453 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
13455 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
13457 * config/darwin.c (machopic_select_section): Remove superfluous
13458 argument in call to categorize_decl_for_section. Remove unused
13461 2007-03-10 Joseph Myers <joseph@codesourcery.com>
13463 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
13465 * configure: Regenerate.
13467 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
13470 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
13471 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
13472 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
13473 Add LABEL_NUSES to emitted label.
13474 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
13475 branch probability value to emitted jump insn.
13476 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
13477 Do not check life information and do not re-arrange input operands
13478 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
13480 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13482 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
13483 the change of decode_asm_operands.
13485 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13487 * mode-switching.c (create_pre_exit): Skip blockage insn.
13489 2007-03-09 Diego Novillo <dnovillo@redhat.com>
13491 * tree-pass.h (TODO_update_smt_usage): Remove.
13493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13497 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13499 * pa.c (attr_length_call): Revise condition for long
13500 pc-relative branch.
13501 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
13502 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
13503 sequence on SOM target.
13505 2007-03-09 Geoffrey Keating <geoffk@apple.com>
13507 * gcc.c: Document %{, in big comment at top.
13508 (input_suffix_matches): Remove special handling for .s and
13510 (input_spec_matches): New.
13511 (handle_braces): Handle %{,.
13512 (validate_switches): ',' indicates a value which is not a switch.
13513 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
13514 to detect assembler input.
13515 * config/i386/sol2.h (CPP_SPEC): Likewise.
13516 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
13517 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13518 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
13519 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13520 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
13521 -m64 causes deployment target to default to 10.5.
13522 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13524 2007-03-09 Richard Henderson <rth@redhat.com>
13527 * target.h (targetm.asm.out.reloc_rw_mask): New.
13528 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
13529 (TARGET_ASM_OUT): Use it.
13530 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
13531 * varasm.c (categorize_decl_for_section): Remove shlib argument;
13532 use the new reloc_rw_mask target hook instead.
13533 (default_section_type_flags_1): Merge into...
13534 (default_section_type_flags): ... here.
13535 (decl_readonly_section_1): Merge into...
13536 (decl_readonly_section): ... here.
13537 (default_elf_select_section_1): Merge into...
13538 (default_elf_select_section): ... here.
13539 (default_unique_section_1): Merge into...
13540 (default_unique_section): ... here.
13541 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
13542 (default_select_rtx_section): Use it.
13543 (default_elf_select_rtx_section): Likewise.
13544 * output.h: Update to match.
13545 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
13546 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
13547 (TARGET_ASM_RELOC_RW_MASK): New.
13548 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
13549 to categorize_decl_for_section.
13550 (x86_64_elf_unique_section): Likewise.
13551 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
13552 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
13553 (TARGET_ASM_RELOC_RW_MASK): New.
13554 * config/ia64/ia64.c (ia64_rwreloc_select_section,
13555 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
13556 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
13557 (TARGET_RWRELOC): Remove.
13558 (ia64_section_type_flags): Adjust call to default_section_type_flags.
13559 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13560 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
13561 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
13562 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
13563 (rs6000_xcoff_select_section): Use decl_readonly_section.
13564 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
13565 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13566 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
13567 (TARGET_SECTION_TYPE_FLAGS): Remove.
13568 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
13570 2007-03-09 Roger Sayle <roger@eyesopen.com>
13572 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13573 complex constant equality/inequality comparisons for here.
13574 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13575 known at compile-time or can be simplified to a scalar comparison.
13576 (fold_relational_const): Move compile-time evaluation of complex
13577 constant equality/inequality comparisons to here.
13579 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13581 PR rtl-optimization/30643
13582 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13584 (fold_rtx): Recurse, like before 2006-11-03.
13586 2007-03-09 DJ Delorie <dj@redhat.com>
13588 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13591 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13593 PR tree-optimization/30375
13594 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13595 LHS of statements is not the same.
13596 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13598 2007-03-09 Chao-ying Fu <fu@mips.com>
13600 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13602 * doc/invoke.texi (-mdspr2): Document new option.
13603 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13604 New unspec for DSP REV 2.
13605 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13606 these instructions are extended in DSP REV 2.
13607 (mips-dspr2.md): Include.
13608 * config/mips/mips.opt (mdspr2): New option.
13609 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13610 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13611 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13612 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13613 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13614 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13615 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13617 (bdesc_map): Add one field of unsupported_target_flags.
13618 (bdesc_arrays): Update entries to have extra fields. Add
13620 (mips_init_builtins): Initialize new function types.
13621 Check unsupported_target_fileds to filter out builtins.
13622 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13624 (ASM_SPEC): Pass mdspr2 to the assembler.
13625 * config/mips/mips-dspr2.md: New file.
13627 2007-03-09 Sa Liu <saliu@de.ibm.com>
13629 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13631 2007-03-09 Ian Lance Taylor <iant@google.com>
13633 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13634 argument) like -Wstrict-overflow=2.
13635 * doc/invoke.texi (Warning Options): Update documentation.
13637 2007-03-09 Dirk Mueller <dmueller@suse.de>
13640 * doc/invoke.texi (-Wlogical-op): Document.
13641 * common.opt (-Wlogical-op): New.
13642 * c-common.h (warn_logical_operator): Declare.
13643 * c-common.c (warn_logical_operator): Define.
13644 * c-typeck.c (parser_build_binary_op): Call
13645 warn_logical_operator.
13647 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13649 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13650 * final.c (final_scan_insn): Test for non-"" file name.
13652 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13654 * doc/loop.texi: Document the Omega linear constraints solver.
13655 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13656 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13657 omega-hash-table-size, omega-max-keys, and
13658 omega-eliminate-redundant-constraints.
13659 * tree-pass.h (pass_check_data_deps): Declared.
13662 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13663 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13664 pass_check_data_deps): New.
13665 * tree-data-ref.c (init_data_ref): Remove declaration.
13666 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13667 (analyze_array): Renamed init_array_ref, move up initializations.
13668 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13669 Removed arguments that are set to NULL.
13670 (analyze_indirect_ref): Correct indentation, correct call to
13672 (object_analysis): Call init_array_ref instead of analyze_array.
13673 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13674 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13675 of DR_ACCESS_FNS_ADDR.
13676 (init_omega_eq_with_af, omega_extract_distance_vectors,
13677 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13678 ddr_consistent_p): New.
13679 (compute_affine_dependence): Check consistency of ddrs when
13680 flag_check_data_deps is passed.
13681 (analyze_all_data_dependences): Uncomment.
13682 (tree_check_data_deps): New.
13683 * tree-data-ref.h: Include omega.h.
13684 (DR_ACCESS_FNS_ADDR): Removed.
13685 (data_dependence_relation): Add inner_loop.
13686 (DDR_INNER_LOOP): New.
13687 * common.opt (fcheck-data-deps): New.
13688 * tree-flow.h (tree_check_data_deps): Declare.
13689 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13690 (OBJS-common): Depend on omega.o.
13692 * passes.c (pass_check_data_deps): Scheduled.
13693 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13694 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13695 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13696 PARAM_VECT_MAX_VERSION_CHECKS,
13697 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13699 2007-03-09 Richard Guenther <rguenther@suse.de>
13701 PR tree-optimization/30904
13702 PR middle-end/31058
13703 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13704 the same way as *_DIV_EXPR.
13706 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13708 * recog.c (decode_asm_operands): No mixed declarations and code.
13710 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13712 * rtl.def (ASM_INPUT): Add location.
13713 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13714 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13715 (decode_asm_operands): Add loc operand.
13716 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13717 * stmt.c (expand_asm): Rename to...
13718 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13719 gen_rtx_ASM_INPUT_loc.
13720 (expand_asm_expr): Adjust.
13721 * recog.c (decode_asm_operands): Add loc operand.
13722 (check_asm_operands, extract_insn): Adjust.
13723 * reload1.c (maybe_fix_stack_asms): Likewise.
13724 * final.c (asm_insn_count): Likewise.
13725 (final_scan_insn): Output # line before and after asm.
13727 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13729 * tree-ssa-structalias.c (variable_info): Remove
13731 (new_var_info): Ditto.
13732 (shared_bitmap_info_t): New structure.
13733 (shared_bitmap_table): New variable.
13734 (shared_bitmap_hash): New function.
13735 (shared_bitmap_eq): Ditto
13736 (shared_bitmap_lookup): Ditto.
13737 (shared_bitmap_add): Ditto.
13738 (merge_smts_into): Change to take bitmap directly.
13739 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13740 (init_alias_vars): Init shared bitmap hashtable.
13741 (delete_points_to_sets): Delete shared bitmap hashtable.
13742 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13743 is_aliased removal as a change that was still necessary was
13746 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13748 * config/i386/i386.h (override_options): Conditionally disable
13749 x86_sahf for 64bit targets only.
13751 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13754 * c-decl.c (merge_decls): Don't call make_var_volatile.
13755 * varasm.c (make_var_volatile): Remove.
13756 * output.h (make_var_volatile): Remove.
13758 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13760 PR tree-optimization/31085
13761 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13763 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13765 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13766 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13767 ATTR_CONST_NOTHROW_LIST.
13769 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13772 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13774 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13776 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13779 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13781 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13782 passed, use shared libgcc.
13784 2007-03-08 Roger Sayle <roger@eyesopen.com>
13786 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13787 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13788 (honor_protect_cleanup_actions, lower_try_finally_switch):
13790 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13791 ifc_temp_var): Likewise.
13792 * tree-inline.c (setup_one_parameter): Likewise.
13793 * tree-mudflap.c (mf_decl_cache_locals,
13794 mf_build_check_statement_for): Likewise.
13795 * tree-nested.c (init_tmp_var, save_tmp_var,
13796 finalize_nesting_tree_1): Likewise.
13797 * tree-outof-ssa.c (insert_copy_on_edge,
13798 insert_backedge_copies): Likewise.
13799 * tree-profile.c (tree_gen_edge_profiler,
13800 tree_gen_ic_profiler): Likewise.
13801 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13802 * tree-sra.c (sra_build_assignment): Likewise.
13803 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13804 * tree-ssa-math-opts.c (insert_reciprocals,
13805 execute_cse_sincos_1): Likewise.
13806 * tree-tailcall.c (adjust_accumulator_values,
13807 adjust_return_value): Likewise.
13808 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13809 * tree-vect-transform.c (vect_create_data_ref_ptr,
13810 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13811 vect_create_epilog_for_reduction, vectorizable_reduction,
13812 vectorizable_call, vectorizable_conversion,
13813 vectorizable_assignment, vectorizable_operation,
13814 vectorizable_type_demotion, vect_gen_widened_results_half,
13815 vect_permute_store_chain, vectorizable_store,
13816 vect_setup_realignment, vect_permute_load_chain,
13817 vectorizable_load, vectorizable_condition,
13818 vect_create_cond_for_align_checks): Likewise.
13819 * tree-vrp.c (build_assert_expr_for): Likewise.
13821 2007-03-08 Ian Lance Taylor <iant@google.com>
13823 * tree-vrp.c: Include "intl.h".
13824 (usable_range_p): New static function.
13825 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13826 overflowed values, juts set *strict_overflow_p.
13827 (compare_values): Only return -2 if one of the operands is not a
13829 (compare_ranges): Call usable_range_p.
13830 (compare_range_with_value): Likewise.
13831 (vrp_evaluate_conditional_warnv): Rename from
13832 vrp_evaluate_conditional. Make static. Change all callers.
13833 (vrp_evaluate_conditional): New function.
13834 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13835 on signed overflow.
13836 (simplify_abs_using_ranges): Likewise.
13837 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13838 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13839 within_stmt parameter.
13840 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13841 vrp_evaluate_conditional.
13842 * tree-ssa-threadedge.c
13843 (record_temporary_equivalences_from_stmts_at_dest): Change
13844 simplify parameter to take a second tree parameter.
13845 (simplify_control_stmt_condition): Likewise.
13846 (thread_across_edge): Likewise.
13847 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13848 (thread_across_edge): Likewise.
13849 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13851 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13853 * config/i386/i386.h (TARGET_SAHF): New define.
13854 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13855 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13856 (x86_sahf): New global variable.
13857 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13858 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13859 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13860 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13862 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13863 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13864 when expanding fcomi/sahf based tests.
13865 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13866 expanding sahf based alternative. Emit sahf based sequence when
13867 optimizing for code size.
13868 * config/i386/i386.md (x86_sahf_1): Do not disable for
13869 TARGET_64BIT, enable for TARGET_SAHF.
13871 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13873 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13874 spurious whitespace from error message.
13876 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13879 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13881 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13883 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13885 * tree-sra.c (instantiate_element): Propagate disabled warnings
13886 from the element itself to the created variable.
13888 2007-03-07 Richard Henderson <rth@redhat.com>
13891 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13892 silently fix up the stack in the case of a missing register.
13894 2007-03-07 Paul Brook <paul@codesourcery.com>
13896 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13898 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13900 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13902 (phase1_vrs): Use them.
13903 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13904 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13905 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13906 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13907 __gnu_Unwind_Restore_WMMXC if required.
13908 (_Unwind_VRS_Pop): Implement iWMMXt support.
13909 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13910 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13911 gnu_Unwind_Save_WMMXC): Define.
13913 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13915 * config/vxworks.h (vxworks_override_options): Declare.
13916 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13917 * config/vxworks.c: Include target.h and toplev.h.
13918 (vxworks_override_options): New function.
13919 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13921 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13923 * config/s390/s390.c (override_options): Don't emit an error when
13924 -mstack-size is used without providing -mstack-guard.
13925 (s390_emit_prologue): Choose stack_guard value automatically if not
13926 provided via command line.
13927 * doc/invoke.texi: Adjust description of -mstack-guard and
13930 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13932 * config/i386/i386.c (output_set_got): Add a GOT initialization
13933 sequence for VxWorks PIC.
13934 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13935 around labels as well as symbols. Use gotoff_operand instead
13936 of local_symbolic_operand.
13937 (legitimize_pic_address): Use gotoff_operand instead of
13938 local_symbolic_operand. Use @GOT accesses for labels as
13940 (ix86_output_addr_diff_elt): Use PC-relative rather than
13941 GP-relative offsets for VxWorks PIC.
13942 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13943 no_new_pseudos. Check whether the returned register is op0.
13944 * config/i386/i386.md (tablejump): Use PC-relative rather than
13945 GP-relative offsets for VxWorks PIC.
13946 * config/i386/predicates.md (gotoff_operand): New predicate.
13948 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13950 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13952 * config/vxworks-dummy.h: New file.
13953 * config/i386/i386.h: Include it.
13955 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13957 * dwarf2out.c (is_inlined_entry_point): New
13958 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13959 DW_AT_ranges if the first subblock is the entry point.
13961 2007-03-06 David Daney <ddaney@avtrex.com>
13963 * doc/install.texi (mips-*-*): Change recommended binutils
13966 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13968 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13969 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13971 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13972 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13974 2007-03-06 Jan Hubicka <jh@suse.cz>
13976 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13977 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13979 (probably_cold_bb_p): Cold functions are cold.
13980 (probably_never_executed_bb_p): Cold functions are cold.
13981 (tree_bb_level_predictions): Predict calls to cold functions as not
13983 (compute_function_frequency): Check hot/cold attributes.
13984 * function.h (function_frequency): Update comments.
13985 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13986 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13987 (c_common_att): Add cold and hot.
13989 * doc/extend.texi (hot,cold attributes): Document.
13991 2007-03-06 Andrew Haley <aph@redhat.com>
13993 * function.c (expand_function_end): Move blockage to just after we
13994 emit the label for the naked return from the function.
13996 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13998 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
14001 2007-03-06 Jan Hubicka <jh@suse.cz>
14003 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
14004 loaded for constant large models. Non-large 64bit PIC can do.
14005 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
14006 * cmodel.h: Add LARGE PIC.
14007 * i386.md (UNSPEC_PLTOFF): New.
14008 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
14010 (*call_1_rex64): Disable for large models.
14011 (*call_1_rex64_large): New.
14012 (*call_value_1_rex64): Disable for large models.
14013 (*call_value_1_rex64_large): New.
14014 (set_rip_rex4): New.
14015 (set_got_offset_rex64): New.
14016 * predicates.md (constant_call_address_operand): For large model
14017 constant calls are not possible.
14018 * i386-protos.h (construct_plt_address): Declare.
14019 * i386.c (override_options): Accept large models.
14020 (ix86_expand_prologue): Expand large PIC GOT pointer load.
14021 (legitimate_constant_p): Add new UNSPECs.
14022 (legitimate_pic_operand_p): Likewise.
14023 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
14024 (legitimize_pic_address): Do easy RIP relative way for TLS only for
14026 (output_pic_addr_const): Add PLTOFF.
14027 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
14028 (ix86_expand_move): Legitimize pic address when in PIC mode.
14029 (construct_plt_address): New function.
14030 (ix86_expand_call): Offload the address to register and use GOT
14031 pointer for large model.
14032 * invoke.texi (mcmodel=large): Update documentation.
14034 2007-03-06 Richard Henderson <rth@redhat.com>
14036 * config/i386/i386.c (x86_use_leave, x86_push_memory,
14037 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
14038 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
14039 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
14040 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
14041 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
14042 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
14043 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
14044 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
14045 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
14046 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14047 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
14048 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14049 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14050 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
14051 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
14052 x86_schedule, x86_use_bt, x86_pad_returns,
14053 x86_use_xchgb): Merge into ...
14054 (ix86_tune_features): ... here. New array.
14055 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14056 x86_bswap): Merge into ...
14057 (ix86_arch_features): ... here. New array.
14058 (x86_3dnow_a): Remove.
14059 (x86_accumulate_outgoing_args): Make static.
14060 (x86_arch_always_fancy_math_387): Make static.
14061 (ix86_tune_mask, ix86_arch_mask): Move ...
14062 (override_options): ... to local variables here. Apply the
14063 appropriate mask to each element of ix86_arch_features and
14064 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14065 as were done in the old macros.
14066 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14067 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14068 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14069 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14070 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14071 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14072 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14073 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14074 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14075 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14076 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14077 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14078 x86_accumulate_outgoing_args, x86_prologue_using_move,
14079 x86_epilogue_using_move, x86_decompose_lea,
14080 x86_arch_always_fancy_math_387, x86_shift1,
14081 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14082 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14083 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14084 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14085 x86_use_incdec, x86_pad_returns, x86_bswap,
14086 x86_partial_flag_reg_stall): Remove.
14087 (enum ix86_tune_indices): New.
14088 (ix86_tune_features): New.
14089 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14090 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14091 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14092 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14093 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14094 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14095 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14096 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14097 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14098 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14099 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14100 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14101 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14102 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14103 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14104 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14105 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14106 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14107 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14108 TARGET_EXT_80387_CONSTANTS): Use it.
14109 (enum ix86_arch_indices): New.
14110 (ix86_arch_features): New.
14111 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14112 TARGET_BSWAP): Use it.
14113 (ix86_tune_mask, ix86_arch_mask): Remove.
14115 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14118 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14119 Define using $${sysroot_headers_suffix}.
14120 * configure: Regenerate.
14121 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14122 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14124 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14125 * gcc.c (print_sysroot_headers_suffix): New.
14126 (option_map): Include --print-sysroot-headers-suffix.
14127 (display_help): Mention -print-sysroot-headers-suffix.
14128 (process_command): Handle -print-sysroot-headers-suffix.
14129 (do_spec_1): Append multilib directory to include-fixed path if
14130 sysroot suffixes in use.
14131 (main): Handle -print-sysroot-headers-suffix.
14132 * Makefile.in (start.encap): Don't depend on xlimits.h
14133 (xlimits.h): Remove.
14134 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14135 limits.h for each multilib in fixinc_list.
14136 (fixinc_list, s-fixinc_list): New.
14137 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14138 generate them for each multilib in fixinc_list.
14139 (stmp-fixproto): Use include-fixed. Run fixproto for each
14140 multilib in fixinc_list.
14141 (mostlyclean): Don't remove xlimits.h.
14142 (clean): Remove include-fixed.
14143 (real-install-headers-tar, real-install-headers-cpio,
14144 real-install-headers-cp): Don't copy include, only include-fixed.
14145 (install-mkheaders): Depend on fixinc_list. Don't depend on
14146 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14147 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14148 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14150 2007-03-06 Jan Hubicka <jh@suse.cz>
14152 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
14155 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14157 * configure.ac: Allow tm_file to contain build-directory files.
14158 * configure: Regenerate.
14159 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
14160 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
14161 * config/m68k/print-sysroot-suffix.sh: New file.
14163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14165 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
14166 of pic_offset_table_rtx if reload_completed.
14167 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
14168 PIC_OFFSET_TABLE_REGNUM.
14169 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
14171 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
14172 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
14174 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14176 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14177 functions that call eh_return.
14179 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14181 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14182 functions that need a constant pool.
14184 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14187 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
14188 (m68k_preferred_reload_class): Likewise.
14189 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
14190 (SECONDARY_RELOAD_CLASS): Define.
14191 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
14192 (LIMIT_RELOAD_CLASS): Delete.
14193 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
14194 registers from storing bytes.
14195 (m68k_secondary_reload_class): New function.
14196 (m68k_preferred_reload_class): Likewise.
14198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14200 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
14202 (m68k_expand_prologue): Likewise.
14204 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14206 * config/m68k/m68k-protos.h (output_sibcall): Declare.
14207 (mips_expand_epilogue): Add a bool parameter.
14208 (m68k_legitimize_sibcall_address): Declare.
14209 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
14210 (m68k_expand_epilogue): Add a parameter to select between sibling
14211 and normal epilogues. Only generate a return for the latter.
14212 (m68k_ok_for_sibcall_p): New function.
14213 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
14214 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
14215 (sibcall_value, *sibcall_value): Likewise.
14216 (*call, *call_value): Require !SIBLING_CALL_P.
14217 (epilogue): Update call to m68k_expand_epilogue.
14218 (sibcall_epilogue): New pattern.
14219 * config/m68k/predicates.md (const_call_operand): Say that this
14220 predicate applies to sibling calls too.
14221 (sibcall_operand): New predicate.
14223 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14225 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
14226 alternatives as movsi_cf.
14227 (movsf_cf_hard): Add commentary.
14229 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
14230 Richard Sandiford <richard@codesourcery.com>
14232 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
14233 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
14234 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
14235 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
14236 as being live on exit from an interrupt function.
14237 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
14238 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
14239 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
14240 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
14241 (m68k_interrupt_function_p): Globalize.
14242 (m68k_compute_frame_layout): Remove reverse mask code.
14243 (m68k_emit_movem, m68k_set_frame_related): New functions.
14244 (m68k_output_function_prologue): Delete in favor of...
14245 (m68k_expand_prologue): ...this new function.
14246 (m68k_output_function_epilogue): Delete in favor of...
14247 (m68k_expand_epilogue): ...this new function.
14248 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
14250 (print_operand): Handle %?.
14251 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
14252 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
14253 (prologue, epilogue): New patterns.
14254 (return): Turn into a define_expand.
14255 (*return): New pattern, derived from old "return" pattern. Use rte
14256 rather than rts for interrupt functions. Only use rtd if the pop
14258 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
14259 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
14260 (link, *link, unlink, *unlink, load_got): Likewise.
14262 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14266 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
14267 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
14268 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
14269 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
14270 and m68k_matches_u_p.
14271 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
14272 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
14273 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
14274 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
14275 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
14276 (REG_STRICT_P): New macro.
14277 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
14278 PCREL_GENERAL_OPERAND_OK.
14279 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
14280 m68k_legitimate_base_reg_p.
14281 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
14282 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
14283 (PIC_CASE_VECTOR_ADDRESS): Update comment.
14284 * config/m68k/m68k.c (m68k_address): New structure.
14285 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
14286 (m68k_decompose_index, m68k_legitimate_constant_address_p)
14287 (m68k_jump_table_ref_p, m68k_decompose_address)
14288 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
14289 (m68k_matches_u_p): New functions.
14290 (print_operand_address): Rewrite to use m68k_decompose_index.
14292 2007-03-05 David Taylor <dtaylor@emc.com>
14294 * gcc.c: Correct copyright date in --version output.
14296 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14298 * pa.md: In unamed move patterns, disparge copies between general
14299 and floating point registers using '?' modifier. Don't include 'f'
14300 constraint for register preferences in DImode, SImode, HImode and
14301 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
14302 Remove constraints for copies between general and floating registers
14303 in soft-float DFmode pattern.
14304 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
14308 2007-03-05 Mike Stump <mrs@apple.com>
14310 * c-common.c (targetcm): Add.
14311 * c-opts.c (c_common_handle_option): Handle language specific
14313 * opts.c (handle_option): Verify language for target options, if
14315 * opth-gen.awk: Add CL_LANG_ALL.
14316 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
14317 (TARGETCM_INITIALIZER): Add.
14318 * target.h (struct gcc_targetcm): Add.
14320 * targhooks.c (default_handle_c_option): Add.
14321 * targhooks.h (default_handle_c_option): Add.
14322 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
14324 * config/darwin.opt (iframework): Add.
14325 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
14326 * config/darwin-c.c (handle_c_option): Add.
14327 (TARGET_HANDLE_C_OPTION): Add.
14329 * doc/invoke.texi (Darwin Options): Add -iframework.
14331 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14333 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
14336 2007-03-05 Ian Lance Taylor <iant@google.com>
14338 * c.opt (fgnu89-inline): New option.
14339 * c-opts.c (c_common_post_options): Set default value for
14341 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
14342 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
14344 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
14345 (grokdeclarator, start_function): Likewise.
14346 * c-cppbuiltin.c (c_cpp_builtins): Define either
14347 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
14348 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
14349 (C Dialect Options): Document -fgnu89-inline.
14350 * doc/extend.texi (Function Attributes): Explain what the
14351 gnu_inline attribute does.
14352 * doc/cpp.texi (Common Predefined Macros): Document
14353 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14355 2007-03-05 Ian Lance Taylor <iant@google.com>
14357 PR tree-optimization/31034
14358 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
14359 half-range if the other side is an overflow infinity.
14361 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14363 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
14364 (bfin*-linux-uclibc*): New configuration.
14365 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
14367 * config/bfin/linux.h: New file.
14368 * config/bfin/libgcc-bfin.ver: New file.
14369 * config/bfin/t-bfin-uclinux: New file.
14370 * config/bfin/t-bfin-linux: New file.
14371 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
14372 (TARGET_OS_CPP_BUILTINS): New macro.
14374 2007-03-05 Richard Guenther <rguenther@suse.de>
14376 * fold-const.c (fold_binary): Remove duplicate folding
14377 of comparison of non-null ADDR_EXPR against null.
14379 2007-03-05 Richard Guenther <rguenther@suse.de>
14380 Dorit Nuzman <dorit@il.ibm.com>
14382 PR tree-optimization/26420
14383 * tree-vectorizer.c (vectorize_loops): Bail out early if there
14384 are no loops in the function. Only print the number of
14385 vectorized loops if it is greater than zero or we are supposed
14386 to print information about unvectorized loops.
14388 2007-03-05 Revital Eres <eres@il.ibm.com>
14390 * gcc.dg/var-expand1.c: New test.
14391 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
14392 when an accumulator is expanded.
14394 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14397 * c-common.c (convert_and_check): Don't give warnings for
14398 conversion if 'expr' already overflowed.
14400 2007-03-04 Roger Sayle <roger@eyesopen.com>
14402 PR middle-end/30744
14403 * fold-const.c (fold_comparison): Enforce type consistency when
14404 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
14406 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
14408 * tree-ssa-address.c (create_mem_ref): Do not put an expression
14409 containing a cast to the base of TARGET_MEM_REF.
14411 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
14413 * tree.c (tree_contains_struct_check_failed): Remove spurious
14414 whitespace from error message.
14416 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
14419 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
14420 instead of precision.
14422 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
14423 Nathan Sidwell <nathan@codesourcery.com>
14425 * emit-rtl.c (find_auto_inc): New.
14426 (try_split): recreate REG_INC notes,
14427 Use regular for loops rather than whiles.
14429 2007-03-03 Andreas Schwab <schwab@suse.de>
14431 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
14432 * configure: Regenerate.
14434 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14436 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
14437 flag_rounding_math, not flag_unsafe_math_optimizations.
14439 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
14441 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
14442 alpha_fold_vector_minmax): Likewise.
14443 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
14444 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14446 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14448 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
14449 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
14450 if the lhs has side-effects.
14451 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
14453 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14455 * config/i386/i386.h (TUNEMASK): Remove define.
14456 (ARCHMASK): Remove define.
14457 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
14458 Use ix86_arch_mask variable instead of ARCHMASK.
14459 * config/i386/i386.c (override_options): Ditto.
14460 (standard_80387_constant_p): Ditto.
14462 2007-03-02 Ian Lance Taylor <iant@google.com>
14464 Used signed infinities in VRP.
14465 * tree-vrp.c (uses_overflow_infinity): New static function.
14466 (supports_overflow_infinity): New static function.
14467 (make_overflow_infinity): New static function.
14468 (negative_overflow_infinity): New static function.
14469 (positive_overflow_infinity): New static function.
14470 (is_negative_overflow_infinity): New static function.
14471 (is_positive_overflow_infinity): New static function.
14472 (is_overflow_infinity): New static function.
14473 (overflow_infinity_range_p): New static function.
14474 (compare_values_warnv): New function split out of compare_values.
14475 (compare_value): Call it.
14476 (set_value_range_to_nonnegative): Add overflow_infinity
14477 parameter. Change caller.
14478 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
14480 (vrp_expr_computes_nonzero): Likewise.
14481 (compare_ranges, compare_range_with_value): Likewise.
14482 (compare_name_with_value, compare_names): Likewise.
14483 (vrp_evaluate_conditional): Likewise.
14484 (set_value_range): Handle infinity
14485 (vrp_operand_equal_p, operand_less_p): Likewise.
14486 (extract_range_from_assert): Likewise.
14487 (vrp_int_const_binop): Likewise.
14488 (extract_range_from_binary_expr): Likewise.
14489 (extract_range_from_unary_expr): Likewise.
14490 (extract_range_from_comparison): Likewise.
14491 (extract_range_from_expr): Likewise.
14492 (dump_value_range): Likewise.
14493 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
14494 (test_for_singularity): Likewise.
14495 (vrp_int_const_binop): Remove inline qualifier.
14496 (adjust_range_with_scev): Add comment.
14497 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14499 2007-03-02 Diego Novillo <dnovillo@redhat.com>
14501 * tree-ssa-structalias.c (could_have_pointers): Tidy.
14502 (get_constraint_for): Likewise.
14503 (do_structure_copy): Likewise.
14504 (find_func_aliases): Fix references to MODIFY_EXPR.
14505 (intra_create_variable_infos): Tidy.
14506 * tree-ssa-operands.c (add_virtual_operand): Add argument
14508 When adding members of alias sets, if IS_CALL_SITE is true and
14509 the symbol is not call-clobbered, skip it.
14510 Adjust all callers.
14512 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14514 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
14515 entry by means of emit_insn_at_entry.
14517 2007-03-02 Richard Henderson <rth@redhat.com>
14519 * expr.h (promoted_input_arg): Remove decl.
14520 * function.c (promoted_input_arg): Merge into ...
14521 * combine.c (setup_incoming_promotions): ... only caller.
14522 Rearrange to avoid double loop.
14524 2007-03-02 Ben Elliston <bje@au.ibm.com>
14525 Peter Bergner <bergner@vnet.ibm.com>
14526 Janis Johnson <janis187@us.ibm.com>
14528 * config/rs6000/dfp.md: New file.
14529 * config/rs6000/rs6000.md: Include dfp.md.
14530 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
14531 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
14532 and TDmode decimal float modes in FP registers.
14533 (num_insns_constant): Likewise.
14534 (rs6000_legitimate_offset_address_p): Likewise.
14535 (rs6000_legitimize_address): Likewise.
14536 (rs6000_legitimize_reload_address): Likewise.
14537 (rs6000_legitimate_address): Likewise.
14538 (rs6000_emit_move): Likewise.
14539 (function_arg_boundary): Likewise.
14540 (function_arg_advance): Likewise.
14541 (rs6000_darwin64_record_arg_recurse): Likewise.
14542 (function_arg): Likewise.
14543 (rs6000_gimplify_va_arg): Likewise.
14544 (rs6000_split_multireg_move): Likewise.
14545 (rs6000_output_function_epilogue): Likewise.
14546 (rs6000_output_function_epilogue): Likewise.
14547 (rs6000_register_move_cost): Likewise.
14548 (rs6000_function_value): Likewise.
14549 (rs6000_libcall_value): Likewise.
14551 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14553 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
14555 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14557 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
14558 Use $MULTIDIR to choose between the kernel and RTP headers,
14559 and use $WIND_BASE and $WIND_USR to locate them.
14561 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14563 * config/i386/i386.c (override_options): Put initialization of
14564 ix86_tune_mask and ix86_arch_mask to the correct place.
14566 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14567 Michael Meissner <michael.meissner@amd.com>
14570 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14571 (ARCHMASK): Define.
14572 (TARGET_CMOVE): Use ARCHMASK.
14573 (TARGET_CMPXCHG): Ditto.
14574 (TARGET_CMPXCHG8B): Ditto.
14575 (TARGET_XADD): Ditto.
14576 (TARGET_BSWAP): Ditto.
14577 * config/i386/i386.c (ix86_tune_mask): New global variable.
14578 (ix86_arch_mask): Ditto.
14579 (override_options): Initialize ix86_tune_mask and
14580 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14583 2007-03-02 Ben Elliston <bje@au.ibm.com>
14586 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14588 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14590 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14591 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14592 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14593 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14595 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14596 rs6000_init_dwarf_reg_sizes_extra): New.
14597 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14598 SPE register high parts.
14600 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14602 * Makefile.in: Add install-pdf target as
14603 copied from automake v1.10 rules.
14604 * configure.ac: Add install-pdf to target list.
14605 * configure: Regenerate.
14607 2007-03-01 Paul Brook <paul@codesourcery.com>
14609 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14610 modes to LDRD for DImode.
14611 (output_move_double): Fixup out of range ldrd/strd.
14612 (vfp_secondary_reload_class): Rename...
14613 (coproc_secondary_reload_class): ... to this. Add wb argument.
14614 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14615 coproc_secondary_reload_class for CLASS_IWMMXT.
14616 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14617 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14619 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14621 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14622 unroll factor by the estimated number of iterations.
14623 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14624 than prefetch latency.
14626 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14627 decode_caches_intel, detect_caches_intel): New functions.
14628 (host_detect_local_cpu): Use detect_caches_amd and
14629 detect_caches_intel.
14631 2007-03-01 Richard Henderson <rth@redhat.com>
14633 * expr.c (emit_move_complex_push): Export.
14634 (emit_move_complex_parts): Split out from ...
14635 (emit_move_complex): ... here.
14636 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14637 * config/i386/i386.md (movcdi): New.
14639 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14641 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14642 size of mode1 to check for tieable modes in MMX case.
14644 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14646 * Makefile.in (rtlanal.o): Depend on tree.h.
14647 * rtl.h (offset_within_section_p, split_const): Declare.
14648 * rtlanal.c: Include tree.h.
14649 (offset_within_block_p): New function, taken from
14650 mips_offset_within_object_p.
14651 (split_const): New function, taken from mips_split_const.
14652 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14654 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14655 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14656 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14657 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14658 (m68k_illegitimate_symbolic_constant_p): New function.
14659 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14660 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14661 symbolic constant that might be outside the symbol's section,
14662 move the symbol first and then add the offset.
14663 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14665 * config/mips/mips.c (mips_split_const): Delete.
14666 (mips_offset_within_object_p): Delete.
14667 (mips_symbolic_constant_p): Use offset_within_section_p and
14668 split_const instead of mips_offset_within_object_p and
14670 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14671 (mips_legitimize_const_move, print_operand_reloc)
14672 (mips_dangerous_for_la25_p): Use split_const instead of
14675 2007-02-28 Eric Christopher <echristo@apple.com>
14677 * Makefile.in (install-include-dir): Don't rm -rf include.
14679 2007-02-28 Richard Guenther <rguenther@suse.de>
14681 PR middle-end/30364
14682 * fold-const.c (fold_binary): Do not associate expressions
14683 with more than one variable for integer types that do not wrap.
14685 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14687 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14688 Delete, and replace with...
14689 (fold_builtin_call_array): This. Update callers to use it.
14690 * fold-const.c (fold_build_call_list): Delete, and replace with...
14691 (fold_build_call_array): This.
14692 (fold_build_call_list_initializer): Delete, and replace with...
14693 (fold_build_call_array_initializer): This.
14694 * tree.h: Update declarations to reflect above changes.
14696 * c-typeck.c (build_function_call): Store converted arguments
14697 in a stack-allocated array instead of building a list.
14698 (convert_arguments): Store arguments in the array passed in as an
14699 argument, and return the actual number of arguments.
14700 * c-format.c: (check_function_format): Pass arguments in an
14701 array instead of a list.
14702 * c-common.c (check_function_nonnull): Likewise.
14703 (check_function_sentinel): Likewise.
14704 (check_function_arguments): Likewise.
14705 * c-common.h: Update declarations to reflect above changes.
14707 2007-02-28 Jan Hubicka <jh@suse.cz>
14709 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14710 PRED_NEGATIVE_RETURN): Update outcomes.
14712 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14714 * calls.c (emit_library_call_value_1): Handle partial registers
14715 correctly when building up CALL_INSN_FUNCTION_USAGE.
14717 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14719 * pa/predicates.md (move_src_operand): Allow zero for mode.
14720 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14723 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14726 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14727 *movv2df_internal): Enable pattern only for valid operand
14729 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14730 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14732 2007-02-27 Mike Stump <mrs@apple.com>
14734 * config/darwin-crt3.c: Avoid compilation when compiling for a
14737 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14739 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14741 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14742 for fixed headers and limits.h.
14743 (install-include-dir, install-headers-tar, install-headers-cpio,
14744 install-headers-cp, real-install-headers-tar,
14745 real-install-headers-cpio, real-install-headers-cp): Handle
14746 include-fixed as well as include.
14747 (install-mkheaders): Don't install files that go only in include
14749 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14750 from GCC_INCLUDE_DIR.
14751 * gcc.c (process_command): Remove special -BstageN/ handling.
14752 (do_spec_1): Add include-fixed directories.
14754 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14756 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14758 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14760 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14763 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14765 * c-common.c (get_priority): Add check for
14766 SUPPORTS_INIT_PRIORITY.
14768 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14770 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14772 * config/bfin/bfin.c: Include "cfglayout.h".
14773 (MAX_LSETUP_DISTANCE): New macro.
14774 (struct loop_info): New members incoming, incoming_src and
14775 incoming_dest. Delete member predecessor.
14776 (length_for_loop): New function.
14777 (bfin_optimize_loop): Handle more different loop structures.
14778 (bfin_discover_loop): Rework detection of predecessor blocks by
14779 examining incoming edges.
14780 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14782 (bfin_reorder_loops): New function.
14783 (bfin_reorg_loops): Use these three new functions.
14785 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14786 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14787 (CONSTRAINT_LEN): Add entry for 'q'.
14788 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14789 Add 'q' constraints.
14790 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14791 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14793 * config/bfin/bfin.md (add_with_carry): New pattern.
14794 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14795 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14796 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14797 support unsigned multiplies too. Removed incorrect commutativity from
14798 operand 1 constraint where appropriate.
14799 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14801 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14802 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14804 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14805 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14806 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14807 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14808 usmulhisi_hh_huh): New patterns.
14810 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14811 lshifthi3): Fix output template to use half reg for operand 2.
14813 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14816 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14818 2007-02-27 Andreas Schwab <schwab@suse.de>
14820 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14822 2007-02-27 Jan Hubicka <jh@suse.cz>
14824 * predict.c (last_basic_block_p): Remove.
14825 (tree_estimate_probability): Update return heuristic for commonized
14828 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14830 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14832 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14834 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14835 * doc/cpp.texi: Standardize title page.
14836 * doc/cppinternals.texi: Likewise.
14837 * doc/gcc.texi: Standardize title page, remove version number
14838 from copyright page.
14839 * doc/gccint.texi: Likewise.
14840 * doc/install.texi: Standardize title page, add table of
14843 2007-02-26 Jan Hubicka <jh@suse.cz>
14845 * predict.def: Set outcomes according to more recent results.
14846 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14847 Remove dead predictors.
14848 * predict.c (return_prediction): Fix pasto.
14850 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14852 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14853 change; avoid a memory leak when returning early.
14855 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14857 * c-decl.c (static_ctors): Move to c-common.c.
14858 (static_dtors): Likewise.
14859 (finish_function): Use c_record_cdtor_fn.
14860 (build_cdtor): Move to c-common.c.
14861 (c_write_global_declarations): Use c_build_cdtor_fns.
14862 * c-common.h (static_ctors): Declare.
14863 (static_dtors): Likewise.
14864 (c_record_cdtor_fn): Likewise.
14865 (c_build_cdtor_fns): Likewise.
14866 * c-common.c (static_ctors): New variable.
14867 (static_dtors): Likewise.
14868 (c_record_cdtor_fn): New function.
14869 (build_cdtor): Move from c-decl.c
14870 (c_build_cdtor_fns): New function.
14872 * output.h (assemble_addr_to_section): Declare.
14873 (get_cdtor_priority_section): Likewise.
14874 * varasm.c (assemble_addr_to_section): New function.
14875 (get_cdtor_priority_section): Likewise.
14876 (default_named_section_asm_out_destructor): Use them.
14877 (destor_dtor_section_asm_out_destructor): Likewise.
14878 (default_named_section_asm_out_constructor): Likewise.
14879 (default_ctor_section_asm_out_constructor): Likewise.
14880 * config.gcc (*-*-vxworks*): Include vxworks.o.
14881 * config/t-vxworks (vxworks.o): New target.
14882 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14883 (TARGET_ASM_CONSTRUCTOR): Define.
14884 (TARGET_ASM_DESTRUCTOR): Likewise.
14885 (vxworks_asm_out_constructor): Declare.
14886 (vxworks_asm_out_destructor): Likewise.
14888 * c-common.c (get_priority): Check that we have not just an
14889 INTEGER_CST, but an integer constant with integeral type.
14891 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14893 PR tree-optimization/30938
14894 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14895 use &dt[nargs-1] instead of &dt[nargs] in the call to
14896 vect_is_simple_use().
14898 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14900 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14901 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14902 Do not attempt to handle MEM inside auto-inc expressions.
14903 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14904 of a register modified by an auto-inc expression. However, do handle
14905 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14906 (elimination_effects): Prohibit elimination of a register modified
14907 by an auto-inc expression. Disable register elimination rules whose
14908 target register is modified by an auto-inc expression with variable
14911 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14913 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14915 (array_at_struct_end_p): New function.
14916 (idx_infer_loop_bounds): Use it.
14917 (estimate_numbers_of_iterations_loop): Export.
14918 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14919 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14920 (tree_estimate_probability): Call record_loop_exits.
14921 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14922 (estimated_loop_iterations, estimated_loop_iterations_int,
14923 estimated_loop_iterations_tree): New functions.
14924 (analyze_siv_subscript_cst_affine,
14925 compute_overlap_steps_for_affine_1_2,
14926 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14927 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14928 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14929 (PRED_LOOP_ITERATIONS_GUESSED): New.
14930 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14931 * cfgloop.h (estimate_numbers_of_iterations_loop,
14932 estimated_loop_iterations_int): Declare.
14934 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14936 * doc/extend.texi: Document optional priority argument to
14937 constructors and destructors.
14938 * tree.c (init_priority_for_decl): Adjust GTY markers.
14939 (init_ttree): Use priority-info hash functions for
14940 init_priority_for_decl.
14941 (tree_map_eq): Rename to ...
14942 (tree_map_base_eq): ... this.
14943 (tree_map_marked_p): Rename to ...
14944 (tree_map_base_marked_p): ... this.
14945 (tree_map_base_hash): New function.
14946 (decl_init_priority_lookup): Rework.
14947 (decl_fini_priority_lookup): New function.
14948 (decl_priority_info): New function.
14949 (decl_init_priority_insert): Use it.
14950 (decl_fini_priority_insert): Likewise.
14951 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14953 (decl_restrict_base_insert): Likewise.
14954 (decl_debug_expr_insert): Likewise.
14955 (decl_value_expr_lookup): Likewise.
14956 (decl_value_expr_insert): Likewise.
14957 * tree.h (priority_type): New type.
14958 (decl_init_priority_lookup): Use priority_type.
14959 (decl_fini_priority_lookup): New function.
14960 (decl_init_priority_insert): Use priority_type.
14961 (decl_fini_priority_insert): New function.
14962 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14963 (DECL_INIT_PRIORITY): Likewise.
14964 (SET_DECL_INIT_PRIORITY): Add comment.
14965 (DECL_FINI_PRIORITY): New macro.
14966 (SET_DECL_FINI_PRIORITY): Likewise.
14967 (DEFAULT_INIT_PRIORITY): Document.
14968 (MAX_INIT_PRIORITY): Likewise.
14969 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14970 (tree_map_base): New type.
14971 (tree_map_base_eq): New function.
14972 (tree_map_base_hash): Likewise.
14973 (tree_map_base_marked_p): Likewise.
14974 (tree_map): Inherit from tree_map_base.
14975 (tree_map_eq): Make it a macro.
14976 (tree_map_marked_p): Likewise.
14977 (tree_int_map): Inherit from tree_map_base.
14978 (tree_int_map_eq): Make it a macro.
14979 (tree_int_map_hash): Likewise.
14980 (tree_int_map_marked_p): Likewise.
14981 (tree_priority_map): New type.
14982 (tree_priority_map_eq): New macro.
14983 (tree_priority_map_hash): Likewise.
14984 (tree_priority_map_marked_p): Likewise.
14985 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14987 (emutls_common_1): Likewise.
14988 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14989 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14990 of tree_map hierarchy.
14991 * tree-cfg.c (move_stmt_r): Likewise.
14992 (new_label_mapper): Likewise.
14993 * c-tree.h (c_expand_body): Move to ...
14994 * c-common.h (c_expand_body): ... here.
14995 * c-decl.c (c_expand_body): Move to ...
14996 * c-common.c (c_expand_body): ... here.
14997 (c_common_attribute_table): Allow 1 argument for the constructor
14998 and destructor attributes.
14999 (get_priority): New function.
15000 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
15001 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
15003 2007-02-24 Jan Hubicka <jh@suse.cz>
15005 PR middle-end/30509
15006 * tree-inline.c (copy_bb): Produce exact copy of EH info when
15007 copying for inlining.
15009 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15010 Jan Hubicka <jh@suse.cz>
15013 * i386.c (counter_mode): New function.
15014 (expand_set_or_movmem_via_loop): Use it.
15015 (expand_movmem_epilogue): Likewise; fix pasto.
15016 (ix86_expand_movmem): Do emit guard even for constant counts.
15017 (ix86_expand_setmem): Likewise.
15019 2007-02-25 Nick Clifton <nickc@redhat.com>
15021 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
15022 (JUMP_TABLES_IN_TEXT_SECTION): Define.
15024 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15027 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
15028 count argument with 0x10, not with 0x16.
15029 (expand_setmem_epilogue): Ditto.
15031 2007-02-24 Mike Stump <mrs@apple.com>
15033 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
15036 2007-02-24 Richard Guenther <rguenther@suse.de>
15038 PR middle-end/30951
15039 * fold-const.c (fold_binary): Fold x +- CST op x for
15040 EQ_EXPR and NE_EXPR.
15042 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15044 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
15046 2007-02-24 Jan Hubicka <jh@suse.cz>
15048 * cgraphunit.c (decide_is_function_needed): Honor
15049 -fkeep-inline-functions.
15051 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15053 * builtins.c (fold_builtin_modf): New.
15054 (fold_builtin_2): Use it.
15056 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
15058 * loop-iv.c (implies_p): Detect additional cases where A implies B.
15059 (determine_max_iter): Take additional LOOP arg; all callers changed.
15060 Lose broken logic dealing with PLUS. Try to limit the upper bound by
15061 one using simplifications.
15062 (simplify_using_initial_values): Return if the expression becomes
15063 invalid due to altered regs.
15065 2007-02-23 DJ Delorie <dj@redhat.com>
15067 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15069 2007-02-23 Mike Stump <mrs@apple.com>
15071 * tlink.c (scan_linker_output): Parse linker messages from
15072 darwin9's linker better.
15074 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15077 * varpool.c (varpool_assemble_pending_decls): Set
15078 varpool_last_needed_node to null.
15080 2007-02-23 DJ Delorie <dj@redhat.com>
15082 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15083 alignment bigger than the object file can handle.
15085 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15088 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15089 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15090 (*movsf_1): Penalize MMX moves.
15092 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15094 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15095 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15097 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15099 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15101 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15102 (fold_builtin_1): Use them.
15103 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15104 BUILT_IN_SIGNIFICAND.
15106 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15108 * config/i386/i386.c (bdesc_1arg): Initialize
15109 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15110 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15111 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15112 and IX86_BUILTIN_MOVSLDUP.
15114 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15116 PR rtl-optimization/30841
15117 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15119 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15121 * builtins.c (fold_builtin_frexp): New.
15122 (fold_builtin_2): Use it.
15124 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15126 * doc/invoke.texi (Spec Files): Document getenv spec function.
15128 * gcc.c (getenv_spec_function): New function.
15129 (static_spec_functions): Add it.
15130 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15131 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15134 2007-02-22 Michael Matz <matz@suse.de
15137 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15138 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15140 2007-02-22 Ian Lance Taylor <iant@google.com>
15143 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15144 (mem_loc_descriptor): Call it.
15146 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15147 Ira Rosen <irar@il.ibm.com>
15149 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15151 2007-02-22 Ira Rosen <irar@il.ibm.com>
15153 PR tree-optimization/30843
15154 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
15155 stores only after all the group is vectorized.
15157 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
15159 PR tree-optimization/30858
15160 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
15161 in the reduction cycle have a single use in the loop.
15162 * tree-vectorizer.h (relevant): Add documentation.
15164 2007-02-20 Mike Stump <mrs@apple.com>
15166 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
15167 * configure: Regenerate.
15169 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15171 Change the defaults of some parameters and options.
15172 * config/spu/spu-protos.h (spu_optimization_options): Declare.
15173 * config/spu/spu.c (spu_optimization_options): Add.
15174 (spu_override_options): Change params in spu_optimization_options.
15175 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
15177 Register 127 is only 16 byte aligned when used as a frame pointer.
15178 * config/spu/spu-protos.h (spu_init_expanders): Declare.
15179 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
15180 HARD_FRAME_POINTER_REGNUM.
15181 (spu_legitimate_address): Use regno_aligned_for_reload.
15182 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
15183 aligned when frame_pointer_needed is true.
15184 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
15186 * config/spu/spu.h (INIT_EXPANDERS): Define.
15188 Make sure shift and rotate instructions have valid immediate operands.
15189 * config/spu/predicates.md (spu_shift_operand): Remove.
15190 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
15191 * config/spu/constraints.md (W, O): Extend range.
15192 * config/spu/spu.md (umask, nmask): Define.
15193 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
15194 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
15195 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
15196 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
15197 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
15198 (lshr<mode>3_reg): Fix rtl description.
15200 Make sure mulhisi immediate operands are valid.
15201 * config/spu/predicates.md (imm_K_operand): Add.
15202 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
15204 Generate constants using fsmbi and andi.
15205 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
15206 (print_operand, spu_split_immediate, classify_immediate,
15207 fsmbi_const_p): Handle IC_FSMBI2.
15209 Correctly handle a CONST_VECTOR containing symbols.
15210 * config/spu/spu.c (print_operand): Handle HIGH correctly.
15211 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
15212 (immediate_load_p): Allow symbols that use 2 instructions to create.
15213 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
15214 with symbols when flag_pic is set.
15215 (const_vector_immediate_p): New.
15216 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
15217 accept a CONST_VECTOR with symbols.
15218 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
15219 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
15221 * config/spu/spu.md (high, low): Delete.
15222 (low_<mode>): Define.
15224 Remove INTRmode and INTR_REGNUM, which didn't work.
15225 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
15227 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
15228 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
15229 peephole2 pattern): Don't use INTR or 131.
15230 (movintrcc): Delete.
15231 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
15232 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
15233 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
15234 (UNSPEC_SET_INTR): Add.
15235 * config/spu/spu-modes.def (INTR): Remove.
15237 More accurate warnings about run-time relocations.
15238 * config/spu/spu.c (reloc_diagnostic): Test in_section.
15240 Correctly warn about immediate arguments to specific intrinsics.
15241 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
15242 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
15243 the instruction predicate.
15245 Fix tree check errors with latest update.
15246 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
15248 (spu_expand_builtin): Use CALL_EXPR_FN.
15250 Add missing specific intrinsics.
15251 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
15253 * config/spu/spu_internals.h: Ditto.
15255 Fix incorrect operand modifiers.
15256 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
15257 * config/spu/spu.md (xor<mode>3): Change %S to %J.
15259 Optimize one case of zero_extend of a vec_select.
15260 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
15262 Accept any immediate for hbr.
15263 * config/spu/spu.md (hbr): Change s constraints to i.
15265 2007-02-21 Paul Brook <paul@codesourcery.com>
15267 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
15268 condexec_count when skipping USE and CLOBBER.
15270 2007-02-21 Nick Clifton <nickc@redhat.com>
15272 * common.opt (Warray-bounds): Add Warning attribute.
15273 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
15275 (fsized-zeroes): Add Optimization attribute.
15276 (fsplit-wide-types, ftree-scev-cprop): Likewise.
15277 * c.opt (Wc++0x-compat): Add Warning attribute.
15279 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15281 PR middle-end/30761
15282 * reload1.c (eliminate_regs_in_insn): In the single_set special
15283 case, attempt to re-recognize the insn before falling back to
15284 having reload fix it up.
15286 2007-02-20 Eric Christopher <echristo@gmail.com>
15288 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
15289 Rewrite accordingly.
15290 (frv_read_iacc_argument): Ditto.
15291 (frv_expand_set_builtin): Take a call instead of arglist, update for
15293 (frv_expand_unop_builtin): Ditto.
15294 (frv_expand_binop_builtin): Ditto.
15295 (frv_expand_cut_builtin): Ditto.
15296 (frv_expand_binopimm_builtin): Ditto.
15297 (frv_expand_voidbinop_builtin): Ditto.
15298 (frv_expand_int_void2arg): Ditto.
15299 (frv_expand_prefetches): Ditto.
15300 (frv_expand_voidtriop_builtin): Ditto.
15301 (frv_expand_voidaccop_builtin): Ditto.
15302 (frv_expand_load_builtin): Ditto.
15303 (frv_expand_store_builtin): Ditto.
15304 (frv_expand_mdpackh_builtin): Ditto.
15305 (frv_expand_mclracc_builtin): Ditto.
15306 (frv_expand_mrdacc_builtin): Ditto.
15307 (frv_expand_mwtacc_builtin): Ditto.
15308 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
15311 2007-02-20 Janis Johnson <janis187@us.ibm.com>
15313 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
15314 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
15316 (HAVE_GAS_DFP): Check for assembler support of decimal floating
15317 point instructions.
15318 * configure: Regenerate.
15319 * config.in: Regenerate.
15320 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
15321 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
15322 masks to power6 and power6x and to POWERPC_MASKS.
15323 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15325 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
15326 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
15327 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15328 Access PROTOTYPE as variable, not mask.
15330 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15332 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
15333 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
15334 * combine.c (adjust_for_new_dest): Use it.
15335 * postreload.c (reload_combine): Likewise.
15337 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15339 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
15340 notes on an insn with multiple sets, even if single_set returns
15341 non-NULL for that insn.
15343 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15345 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
15346 scalbn and scalbln.
15348 2007-02-20 Geoffrey Keating <geoffk@apple.com>
15350 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15351 if user didn't pass it.
15352 * config/i386/darwin.h (CC1_SPEC): Likewise.
15353 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
15354 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
15355 -mmacosx-version-min.
15357 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15358 Uros Bizjak <ubizjak@gmail.com>
15360 * optabs.h (enum optab_index): Add new OTI_scalb.
15361 (scalb_optab): Define corresponding macro.
15362 * optabs.c (init_optabs): Initialize scalb_optab.
15363 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
15365 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
15366 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
15367 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
15368 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
15369 flag_unsafe_math_optimizations is set.
15371 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
15372 to implement scalbf, scalb and scalbl built-ins as inline x87
15375 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15376 DJ Delorie <dj@redhat.com>
15379 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
15380 (diagnostic_report_diagnostic): ... here, and turn them into real
15381 errors. If warnings are inhibited, no need to do anything.
15383 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
15385 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
15386 better code generation.
15388 2007-02-20 Ben Elliston <bje@au.ibm.com>
15390 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
15392 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
15394 * config/alpha/alpha.c, config/alpha/alpha.md,
15395 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
15396 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
15397 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
15398 config/arm/lib1funcs.asm: Follow spelling conventions.
15400 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
15401 config/fr30/fr30.md, config/i386/i386.h,
15402 config/iq2000/iq2000.h, config/iq2000/predicates.md,
15403 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
15404 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
15405 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
15406 config/rs6000/altivec.md, config/rs6000/rs6000.c,
15407 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
15408 config/sparc/sparc.c, config/sparc/sparc.h,
15409 config/sparc/sparc.md, config/spu/constraints.md,
15410 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
15413 2007-02-20 Alan Modra <amodra@bigpond.net.au>
15416 * varasm.c (use_blocks_for_decl_p): Return false for decls with
15419 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15421 * doc/invoke.texi (-ftree-lrs): Remove.
15423 2007-02-19 Diego Novillo <dnovillo@redhat.com>
15425 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
15428 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
15430 * config/ia64/ia64.c (ia64_expand_builtin): Use the
15431 new CALL_EXPR_FN macro for retrieving the function
15432 declaration of the input expression.
15434 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15436 * c.opt (Waddress): New.
15437 * common.opt (Walways-true): Delete.
15438 (Wstring-literal-comparison): Delete.
15439 * doc/invoke.texi (Warning Options): Delete -Walways-true and
15440 -Wstring-literal-comparison. Add -Waddress.
15442 (Walways-true): Delete.
15443 (Wstring-literal-comparison): Delete.
15444 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
15445 consistently instead of -Walways-true in example.
15446 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
15447 * c-typeck.c (parser_build_binary_op): Replace
15448 -Wstring-literal-comparison and -Walways-true with -Waddress.
15449 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
15452 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15454 * tree-cfg.c (dump_function_to_file): Be prepared for functions
15455 without DECL_STRUCT_FUNCTION initialized.
15457 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15459 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
15460 due to calls to functions taking pointers as parameters.
15462 2007-02-19 Richard Henderson <rth@redhat.com>
15465 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
15468 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
15470 * config/s390/s390.c (s390_call_saved_register_used,
15471 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
15472 accessed to the new scheme.
15474 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15476 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
15477 (cris_print_index, cris_print_operand, cris_print_operand_address)
15478 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
15479 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
15480 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
15481 GET_CODE () == xxx.
15482 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
15483 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
15484 GO_IF_LEGITIMATE_ADDRESS): Ditto.
15485 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
15486 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
15487 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15488 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
15489 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
15490 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
15491 (uminsi3, call, call_value): Ditto.
15492 (define_split: indir_to_reg_split, unnamed): Ditto.
15494 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
15496 PR tree-optimization/30975
15497 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
15500 2007-02-18 Eric Christopher <echristo@gmail.com>
15502 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
15503 Remove use of arglist.
15504 (mips_expand_builtin): Remove use of arglist, pass in expr.
15505 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
15506 (mips_expand_builtin_movtf): Ditto.
15507 (mips_expand_builtin_compare): Ditto.
15509 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15511 * tree-sra.c (sra_build_assignment): Replace assertion
15512 checking with a comment explaining why it can't be done.
15514 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15516 PR middle-end/30833
15517 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
15518 during CALL_EXPR representation conversion.
15519 * tree-ssa-propagate.c (set_rhs): Likewise.
15521 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15523 * tree-sra.c (sra_build_assignment): Disable assertion checking
15526 2007-02-18 Roger Sayle <roger@eyesopen.com>
15528 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
15529 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15530 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
15532 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
15533 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
15534 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15535 gimplify_omp_for, gimplify_omp_atomic_pipeline,
15536 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
15537 force_gimple_operand): Likewise.
15538 * ipa-cp.c (constant_val_insert): Likewise.
15539 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15540 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
15541 perfect_nestify): Likewise.
15542 * langhooks.c (lhd_omp_assignment): Likewise.
15543 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
15544 lower_copyprivate_clauses, lower_send_clauses,
15545 lower_send_shared_vars, expand_parallel_call,
15546 expand_omp_for_generic, expand_omp_for_static_nochunk,
15547 expand_omp_for_static_chunk, expand_omp_sections,
15548 lower_omp_single_copy, lower_omp_for_lastprivate,
15549 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
15550 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15551 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
15554 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15556 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
15557 config/sh/sh.md: Follow spelling conventions.
15559 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
15560 config/frv/predicates.md: Follow spelling conventions.
15562 * config/m68k/linux-unwind.h: Fix a comment typo.
15563 * target.h: Follow spelling conventions.
15565 2007-02-18 Roger Sayle <roger@eyesopen.com>
15567 PR rtl-optimization/28173
15568 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
15569 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
15570 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15571 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15572 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15574 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15576 * builtins.c (fold_builtin_load_exponent): New.
15577 (fold_builtin_2): Use it.
15579 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15581 PR rtl-optimization/30773
15582 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15583 if we fail to attach a REG_EQUIV note.
15585 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15586 Roger Sayle <roger@eyesopen.com>
15588 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15590 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15592 * calls.c (initialize_argument_information): Pass original EXP
15593 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15594 code to split complex arguments here, as part of initializing the
15596 (expand_call): Remove code that builds a list of arguments and
15597 inserts implicit arguments into it. Instead, just count how many
15598 implicit arguments there will be so we can determine the size of
15599 the ARGS array, and let initialize_argument_information do the work.
15600 (split_complex_values): Delete unused function.
15602 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15604 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15606 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15608 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15609 for arg pointer based indexed addressing.
15611 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15613 * config/ia64/ia64.h, config/ia64/ia64.md,
15614 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15615 spelling conventions.
15617 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15619 * config/m68k/m68k.c (split_di): New.
15620 * config/m68k/m68k-protos.h: Declare split_di.
15621 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15622 Improve predicate handling and split constant shifts.
15624 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15626 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15627 parameter for register bitfield operations, general predicates
15630 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15632 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15633 * config/m68k/linux-unwind.h: New file.
15635 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15637 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15638 config/i386/athlon.md, config/ia64/ia64.md,
15639 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15640 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15641 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15642 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15643 tree-vect-transform.c: Fix comment typos.
15645 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15647 * sched-deps.c (find_insn_list): Remove.
15648 * sched-int.h: Remove the prototype for find_insn_list.
15650 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15652 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15654 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15655 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15656 darwin_rs6000_override_options.
15657 (C_COMMON_OVERRIDE_OPTIONS): Expect
15658 darwin_macosx_version_min to be non-NULL always.
15659 (TARGET_C99_FUNCTIONS): Likewise.
15660 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15661 (DARWIN_MINVERSION_SPEC): New.
15662 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15663 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15665 (DARWIN_MINVERSION_SPEC): New.
15666 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15668 * config/darwin-c.c (darwin_cpp_builtins): Expect
15669 darwin_macosx_version_min to be non-NULL always.
15671 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15673 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15675 * config/i386/i386.h (x86_use_xchgb): New.
15676 (TARGET_USE_XCHGB): New macro.
15677 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15678 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15679 Split after reload into bswaphi for shifts of 8.
15680 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15681 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15682 or when optimizing for size.
15684 2007-02-16 Richard Guenther <rguenther@suse.de>
15685 Christian Bruel <christian.bruel@st.com>
15687 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15688 DECLs but prefer SSA_NAMEs over DECLs.
15690 2007-02-16 Richard Guenther <rguenther@suse.de>
15692 * tree-flow-inline.h (single_imm_use_p): Remove.
15693 (zero_imm_uses_p): Likewise.
15694 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15695 instead of single_imm_use_p.
15696 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15699 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15702 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15703 nested double- and backquotes.
15705 2007-02-15 Roger Sayle <roger@eyesopen.com>
15707 PR middle-end/30391
15708 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15709 should be unreachable.
15710 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15711 For the time being redirect GIMPLE_MODIFY_STMT to the new
15712 (renamed) build_gimple_modify_stmt_stat.
15713 (build2_gimple_stat): Rename to...
15714 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15715 Always build a GIMPLE_MODIFY_STMT node.
15716 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15717 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15720 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15721 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15722 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15723 expand_complex_div_wide): Likewise.
15724 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15725 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15726 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15727 * tree-ssa-loop-manip.c (create_iv): Likewise.
15728 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15729 abs_replacement): Likewise.
15730 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15731 realify_fake_stores): Likewise.
15733 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15734 node rather than a GIMPLE_MODIFY_STMT node.
15735 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15736 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15738 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15739 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15740 GIMPLE_MODIFY_STMT.
15742 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15744 PR middle-end/30433
15745 * fold-const.c (fold_comparison): Add back the
15746 folding of constant complex comparisions.
15748 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15750 PR middle-end/30729
15751 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15752 effects unknown to this function, return early.
15754 2007-02-15 Ian Lance Taylor <iant@google.com>
15756 * lower-subreg.c (move_eh_region_note): New static function.
15757 (resolve_simple_move): Call it.
15758 (decompose_multiword_subregs): Track blocks for which we resolve a
15759 simple move which is also a control flow insn. Pass them to
15760 find_many_sub_basic_blocks.
15761 (pass_lower_subreg): Add TODO_verify_flow.
15762 (pass_lower_subreg2): Likewise.
15764 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15765 Brooks Moses <brooks.moses@codesourcery.com>
15766 Lee Millward <lee.millward@codesourcery.com>
15768 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15769 (VL_EXP_CLASS_P): New.
15770 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15772 (TREE_OPERAND_CHECK_CODE): Likewise.
15773 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15774 (TREE_RTL_OPERAND_CHECK): Likewise.
15775 (tree_operand_check_failed): Make second parameter the whole tree
15776 instead of its code. Fixed callers.
15777 (VL_EXP_CHECK): New.
15778 (TREE_OPERAND_LENGTH): New.
15779 (VL_EXP_OPERAND_LENGTH): New.
15780 (CALL_EXPR_FN): New.
15781 (CALL_EXPR_STATIC_CHAIN): New.
15782 (CALL_EXPR_ARGS): New.
15783 (CALL_EXPR_ARG): New.
15784 (call_expr_nargs): New.
15785 (CALL_EXPR_ARGP): New.
15786 (build_nt_call_list): Declare.
15787 (build_vl_exp_stat): Declare.
15788 (build_vl_exp): New.
15789 (build_call_list): Declare.
15790 (build_call_nary): Declare.
15791 (build_call_valist): Declare.
15792 (build_call_array): Declare.
15793 (call_expr_arg): Declare.
15794 (call_expr_argp): Declare.
15795 (call_expr_arglist): Declare.
15796 (fold_build_call_list): Declare.
15797 (fold_build_call_list_initializer): Declare.
15798 (fold_call_expr): Declare to replace fold_builtin.
15799 (fold_builtin_fputs): Update to agree with modified definition.
15800 (fold_builtin_strcpy): Likewise.
15801 (fold_builtin_strncpy): Likewise.
15802 (fold_builtin_memory_chk): Likewise.
15803 (fold_builtin_stxcpy_chk): Likewise.
15804 (fold_builtin_strncpy_chk): Likewise.
15805 (fold_builtin_next_arg): Likewise.
15806 (fold_build_call_expr): Declare.
15807 (fold_builtin_call_list): Declare.
15808 (fold_builtin_call_valist): Declare.
15809 (build_call_expr): Declare.
15810 (validate_arglist): Update to agree with modified definition.
15811 (tree_operand_length): New.
15812 (call_expr_arg_iterator): New.
15813 (init_call_expr_arg_iterator): New.
15814 (next_call_expr_arg): New.
15815 (first_call_expr_arg): New.
15816 (more_call_expr_args_p): New.
15817 (FOR_EACH_CALL_EXPR_ARG): New.
15819 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15820 and tcc_gimple_stmt.
15821 (tree_code_size): Update documentation. Use sizeof (tree) rather
15822 than sizeof (char *).
15823 (tree_size): Likewise. Add case for tcc_vl_exp.
15824 (tree_node_structure): Add case for tcc_vl_exp.
15825 (contains_placeholder_p): Likewise.
15826 (substitute_in_expr): Likewise.
15827 (substitute_placeholder_in_expr): Likewise.
15828 (stabilize_reference_1): Likewise.
15829 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15830 to diagnose breakage of this interface for constructing CALL_EXPRs.
15831 (build_nt): Add similar assertion here.
15832 (build_nt_call_list): New.
15833 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15834 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15836 (get_callee_fndecl): Use new CALL_EXPR accessors.
15837 (tree_operand_check_failed): Change parameters to pass entire node
15838 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15839 (process_call_operands): New.
15840 (build_vl_exp_stat): New.
15841 (build_call_list): New.
15842 (build_call_nary): New.
15843 (build_call_valist): New.
15844 (build_call_array): New.
15845 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15846 (call_expr_arglist): New.
15848 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15849 tcc_vl_exp instead of a fixed-size tcc_expression.
15851 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15852 accessors for CALL_EXPRs.
15853 (AGGR_INIT_EXPR): Likewise.
15855 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15856 Brooks Moses <brooks.moses@codesourcery.com>
15857 Lee Millward <lee.millward@codesourcery.com>
15859 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15860 (expand_builtin_nonlocal_goto): Change parameter to be entire
15861 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15862 (expand_builtin_prefetch): Likewise.
15863 (expand_builtin_classify_type): Likewise.
15864 (mathfn_built_in): Return NULL_TREE instead of 0.
15865 (expand_errno_check): Use new CALL_EXPR accessors.
15866 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15867 Return NULL_RTX instead of 0.
15868 (expand_builtin_mathfn_2): Likewise.
15869 (expand_builtin_mathfn_3): Likewise.
15870 (expand_builtin_interclass_mathfn): Likewise.
15871 (expand_builtin_sincos): Likewise.
15872 (expand_builtin_cexpi): Likewise.
15873 (expand_builtin_int_roundingfn): Likewise.
15874 (expand_builtin_int_roundingfn_2): Likewise.
15875 (expand_builtin_pow): Likewise.
15876 (expand_builtin_powi): Likewise.
15877 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15878 of arglist, fixing callers appropriately. Use new CALL_EXPR
15879 accessors and constructors. Return NULL_RTX instead of 0.
15880 (expand_builtin_strstr): Likewise.
15881 (expand_builtin_strchr): Likewise.
15882 (expand_builtin_strrchr): Likewise.
15883 (expand_builtin_strpbrk): Likewise.
15884 (expand_builtin_memcpy): Likewise.
15885 (expand_builtin_mempcpy): Likewise.
15886 (expand_builtin_mempcpy_args): New.
15887 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15888 (expand_builtin_memmove_args): New.
15889 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15890 (expand_movstr): Likewise.
15891 (expand_builtin_strcpy): Likewise.
15892 (expand_builtin_strcpy_args): New.
15893 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15894 (expand_builtin_strncpy): Likewise.
15895 (expand_builtin_memset): Likewise.
15896 (expand_builtin_memset_args): New.
15897 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15898 (expand_builtin_memcmp): Likewise.
15899 (expand_builtin_strcmp): Likewise.
15900 (expand_builtin_strncmp): Likewise.
15901 (expand_builtin_strcat): Likewise.
15902 (expand_builtin_strncat): Likewise.
15903 (expand_builtin_strspn): Likewise.
15904 (expand_builtin_strcspn): Likewise.
15905 (expand_builtin_args_info): Likewise.
15906 (expand_builtin_va_start): Likewise.
15907 (gimplify_va_arg_expr): Likewise.
15908 (expand_builtin_va_end): Likewise.
15909 (expand_builtin_va_copy): Likewise.
15910 (expand_builtin_frame_address): Likewise.
15911 (expand_builtin_alloca): Likewise.
15912 (expand_builtin_bswap): Likewise.
15913 (expand_builtin_unop): Likewise.
15914 (expand_builtin_fputs): Likewise.
15915 (expand_builtin_expect): Likewise.
15916 (expand_builtin_fabs): Likewise.
15917 (expand_builtin_copysign): Likewise.
15918 (expand_builtin_printf): Likewise.
15919 (expand_builtin_fprintf): Likewise.
15920 (expand_builtin_sprintf): Likewise.
15921 (expand_builtin_init_trampoline): Likewise.
15922 (expand_builtin_signbit): Likewise.
15923 (expand_builtin_fork_or_exec): Likewise.
15924 (expand_builtin_sync_operation): Likewise.
15925 (expand_builtin_compare_and_swap): Likewise.
15926 (expand_builtin_lock_test_and_set): Likewise.
15927 (expand_builtin_lock_release): Likewise.
15928 (expand_builtin): Likewise.
15929 (builtin_mathfn_code): Likewise.
15931 (fold_builtin_constant_p): Pass call arguments individually instead
15932 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15933 accessors and constructors. Return NULL_TREE instead of 0.
15934 (fold_builtin_expect): Likewise.
15935 (fold_builtin_classify_type): Likewise.
15936 (fold_builtin_strlen): Likewise.
15937 (fold_builtin_nan): Likewise.
15938 (integer_valued_real_p): Likewise.
15939 (fold_trunc_transparent_mathfn): Likewise.
15940 (fold_fixed_mathfn): Likewise.
15941 (fold_builtin_cabs): Likewise.
15942 (fold_builtin_sqrt): Likewise.
15943 (fold_builtin_cbrt): Likewise.
15944 (fold_builtin_cos): Likewise.
15945 (fold_builtin_cosh): Likewise.
15946 (fold_builtin_tan): Likewise.
15947 (fold_builtin_sincos): Likewise.
15948 (fold_builtin_cexp): Likewise.
15949 (fold_builtin_trunc): Likewise.
15950 (fold_builtin_floor): Likewise.
15951 (fold_builtin_ceil): Likewise.
15952 (fold_builtin_round): Likewise.
15953 (fold_builtin_int_roundingfn): Likewise.
15954 (fold_builtin_bitop): Likewise.
15955 (fold_builtin_bswap): Likewise.
15956 (fold_builtin_logarithm): Likewise.
15957 (fold_builtin_hypot): Likewise.
15958 (fold_builtin_pow): Likewise.
15959 (fold_builtin_powi): Likewise.
15960 (fold_builtin_exponent): Likewise.
15961 (fold_builtin_memset): Likewise.
15962 (fold_builtin_bzero): Likewise.
15963 (fold_builtin_memory_op): Likewise.
15964 (fold_builtin_bcopy): Deleted; call site changed to invoke
15965 fold_builtin_memory_op directly.
15966 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15967 (fold_builtin_strncpy): Likewise.
15968 (fold_builtin_memcmp): Likewise.
15969 (fold_builtin_strcmp): Likewise.
15970 (fold_builtin_strncmp): Likewise.
15971 (fold_builtin_signbit): Likewise.
15972 (fold_builtin_copysign): Likewise.
15973 (fold_builtin_isascii): Likewise.
15974 (fold_builtin_toascii): Likewise.
15975 (fold_builtin_isdigit): Likewise.
15976 (fold_builtin_fabs): Likewise.
15977 (fold_builtin_abs): Likewise.
15978 (fold_builtin_fmin_fmax): Likewise.
15979 (fold_builtin_carg): Likewise.
15980 (fold_builtin_classify): Likewise.
15981 (fold_builtin_unordered_cmp): Likewise.
15983 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15984 New functions split out from fold_builtin_1.
15985 (fold_builtin_n): New.
15986 (fold_builtin_varargs): New.
15987 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15989 (fold_call_expr): New.
15990 (build_function_call_expr): Rewrite to use new helper function.
15991 (fold_builtin_call_list): New.
15992 (build_call_expr): New.
15993 (fold_builtin_call_valist): New.
15994 (rewrite_call_expr): New.
15995 (validate_arg): New.
15996 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15997 of an arglist. Change return type to bool. Use new CALL_EXPR
16000 (fold_builtin_strstr): Pass call arguments individually instead
16001 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16002 accessors and constructors. Return NULL_TREE instead of 0.
16003 (fold_builtin_strchr): Likewise.
16004 (fold_builtin_strrchr): Likewise.
16005 (fold_builtin_strpbrk): Likewise.
16006 (fold_builtin_strcat): Likewise.
16007 (fold_builtin_strncat): Likewise.
16008 (fold_builtin_strspn): Likewise.
16009 (fold_builtin_strcspn): Likewise.
16010 (fold_builtin_fputs): Likewise.
16011 (fold_builtin_next_arg): Likewise.
16012 (fold_builtin_sprintf): Likewise.
16014 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
16015 NULL_RTX instead of 0.
16016 (expand_builtin_memory_chk): Likewise.
16017 (maybe_emit_chk_warning): Likewise.
16018 (maybe_emit_sprintf_chk_warning): Likewise.
16020 (fold_builtin_object_size): Pass call arguments individually instead
16021 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16022 accessors and constructors. Return NULL_TREE instead of 0.
16023 (fold_builtin_memory_chk): Likewise.
16024 (fold_builtin_stxcpy_chk): Likewise.
16025 (fold_builtin_strncpy_chk): Likewise.
16026 (fold_builtin_strcat_chk): Likewise.
16027 (fold_builtin_strcat_chk): Likewise.
16028 (fold_builtin_strncat_chk): Likewise.
16029 (fold_builtin_sprintf_chk): Likewise.
16030 (fold_builtin_snprintf_chk): Likewise.
16031 (fold_builtin_printf): Likewise.
16032 (fold_builtin_vprintf): Likewise.
16034 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
16036 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
16037 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16038 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
16039 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
16040 (fold_unary): Likewise.
16041 (fold_binary): Likewise.
16042 (fold_ternary): Remove CALL_EXPR case, since they are no longer
16043 ternary expressions.
16044 (fold): Add logic for tcc_vl_exp.
16045 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
16046 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16047 (fold_build3_stat): Add assertion to flag broken interface for
16048 constructing CALL_EXPRs.
16049 (fold_build_call_list): New.
16050 (fold_build_call_list_initializer): New.
16051 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
16053 (fold_strip_sign_ops): Likewise.
16055 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16056 Brooks Moses <brooks.moses@codesourcery.com>
16057 Lee Millward <lee.millward@codesourcery.com>
16059 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
16060 accessors and dump arguments explicitly.
16062 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16064 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16066 (print_call_name): Use new CALL_EXPR accessors.
16068 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16069 CALL_EXPR arguments explicitly instead of as a list. Use
16070 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16072 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16073 (vrp_visit_stmt): Likewise.
16075 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16076 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16078 (force_move_till_expr): Likewise.
16080 * targhooks.c (default_external_stack_protect_fail): Use
16081 build_call_expr instead of build_function_call_expr.
16082 (default_hidden_stack_protect_fail): Likewise.
16084 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16087 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16088 and walk arguments explicitly.
16090 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16091 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16092 (expand_simple_operations): Likewise.
16093 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16095 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16096 of TREE_CODE_LENGTH.
16097 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16099 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16100 instead of TREE_CODE_LENGTH.
16102 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16103 (tree_ic_transform): Likewise.
16104 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16105 parameter instead of arglist. Fix callers.
16106 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16107 (tree_stringops_transform): Likewise.
16108 (tree_indirect_call_to_profile): Likewise.
16109 (tree_stringops_values_to_profile): Likewise.
16111 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16112 (eliminate_tail_call): Likewise.
16114 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16116 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16117 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16119 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16121 * omp-low.c (build_omp_barrier): Use build_call_expr.
16122 (lower_rec_input_clauses): Likewise.
16123 (lower_reduction_clauses): Likewise.
16124 (expand_parallel_call): Likewise.
16125 (maybe_catch_exception): Likewise.
16126 (expand_omp_for_generic): Likewise.
16127 (expand_omp_for_static_nochunk): Likewise.
16128 (expand_omp_sections): Likewise.
16129 (lower_omp_single_simple): Likewise.
16130 (lower_omp_single_copy): Likewise.
16131 (lower_omp_master): Likewise.
16132 (lower_omp_ordered): Likewise.
16133 (lower_omp_critical): Likewise.
16135 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16136 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16138 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16139 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16140 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16142 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16143 and generalize to handle any number of operands.
16144 (chrec_contains_undetermined): Likewise.
16145 (tree_contains_chrecs): Likewise.
16146 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16148 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16150 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16151 fold_call_expr instead of fold_builtin.
16152 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16153 match declarations there.
16154 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
16157 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
16158 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16160 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
16161 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
16163 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
16166 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
16167 (execute_cse_sincos): Use new CALL_EXPR accessors.
16169 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
16171 * gimple-low.c (lower_function_body): Use build_call_expr.
16172 (lower_builtin_setjmp): Likewise.
16174 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
16175 (set_storage_via_libcall): Likewise.
16176 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
16177 instead of TREE_CODE_LENGTH.
16178 (expand_expr_real_1): Use new CALL_EXPR accessors.
16180 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
16181 generalize to handle any number of operands.
16182 (TB_parent_eq): Likewise.
16184 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
16185 (strip_builtin_expect): Likewise.
16187 * function.c (gimplify_parameters): Use build_call_expr.
16189 * tree-vectorizer.c (vect_is_simple_reduction): Use
16190 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16192 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
16193 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
16195 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
16198 * gimplify.c (build_stack_save_restore): Use build_call_expr.
16199 (gimplify_decl_expr): Likewise.
16200 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
16201 Use new CALL_EXPR iterators.
16202 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
16203 (gimplify_modify_expr_to_memset): Likewise.
16204 (gimplify_variable_sized_compare): Likewise.
16205 (gimplify_omp_atomic_fetch_op): Likewise.
16206 (gimplify_omp_atomic_pipeline): Likewise.
16207 (gimplify_omp_atomic_mutex): Likewise.
16208 (gimplify_function_tree): Likewise.
16210 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
16211 (call_expr_flags): Likewise.
16212 (expand_call): Likewise.
16214 * except.c (expand_builtin_eh_return_data_regno): Pass entire
16215 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16218 * coverage.c (create_coverage): Use build_call_expr.
16220 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
16221 (temp_call_expr_obstack): New.
16222 (pool_copy_list): Delete.
16223 (temp_copy_call_expr): New.
16224 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
16225 CALL_EXPR accessors. Get rid of special goo for copying argument
16226 lists and use temp_copy_call_expr instead.
16227 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
16228 CALL_EXPR accessors.
16229 (create_expression_by_pieces): Likewise. Use build_call_array
16230 to construct the result instead of fold_build3.
16231 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
16232 dealing with argument lists.
16233 (init_pre): Remove references to expression_node_pool and
16234 list_node_pool. Init temp_call_expr_obstack instead.
16235 (fini_pre): Remove references to expression_node_pool and
16238 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
16239 and walk arguments explicitly instead of as a list.
16241 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
16242 (mx_register_decls): Likewise.
16243 (mudflap_register_call): Likewise.
16244 (mudflap_finish_file): Likewise.
16246 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
16247 (ipa_callsite_compute_param): Likewise.
16249 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
16250 accessors and constructor.
16252 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
16253 accessors and constructor.
16254 (convert_tramp_reference): Likewise.
16255 (convert_call_expr): Likewise.
16256 (finalize_nesting_tree_1): Likewise.
16258 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
16261 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
16263 * tree-inline.c (initialize_inlined_parameters): Pass entire
16264 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16266 (estimate_num_insns_1): Use new CALL_EXPR accessors.
16267 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
16269 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
16270 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16271 (vectorizable_reduction): Likewise.
16272 (vectorizable_call): Use new CALL_EXPR iterators.
16273 (vectorizable_conversion): Use build_call_expr.
16274 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
16275 (vect_gen_widened_results_half): Use build_call_expr.
16276 (vect_setup_realignment): Likewise.
16277 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
16279 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
16280 (pass_through_call): Likewise.
16281 (compute_object_sizes): Likewise. Use fold_call_expr instead of
16284 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
16285 (tree_gen_pow2_profiler): Likewise.
16286 (tree_gen_one_value_profiler): Likewise.
16287 (tree_gen_ic_func_profiler): Likewise.
16288 (tree_gen_average_profiler): Likewise.
16289 (tree_gen_ior_profiler): Likewise.
16291 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
16292 (find_func_aliases): Use new CALL_EXPR accessors. Add case
16293 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16295 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
16296 of TREE_CODE_LENGTH.
16298 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
16299 of TREE_CODE_LENGTH.
16301 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
16303 (convert_to_integer): Likewise.
16305 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
16308 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16309 Brooks Moses <brooks.moses@codesourcery.com>
16310 Lee Millward <lee.millward@codesourcery.com>
16312 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
16314 * config/frv/frv.c (frv_expand_builtin): Likewise.
16315 * config/s390/s390.c (s390_expand_builtin): Likewise.
16317 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
16318 (sparc_expand_builtin): Use new CALL_EXPR accessors.
16320 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
16321 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
16322 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
16323 (ix86_expand_store_builtin): Likewise.
16324 (ix86_expand_unop_builtin): Likewise.
16325 (ix86_expand_unop1_builtin): Likewise.
16326 (ix86_expand_sse_compare): Likewise.
16327 (ix86_expand_sse_comi): Likewise.
16328 (ix86_expand_vec_init_builtin): Likewise.
16329 (ix86_expand_vec_ext_builtin): Likewise.
16330 (ix86_expand_vec_set_builtin): Likewise.
16331 (ix86_expand_builtin): Use new CALL_EXPR accessors.
16333 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
16334 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16336 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
16337 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16338 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
16340 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
16342 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16343 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
16344 arglist. Use new CALL_EXPR accessors. Fix callers.
16345 (altivec_expand_abs_builtin): Likewise.
16346 (rs6000_expand_binop_builtin): Likewise.
16347 (altivec_expand_predicate_builtin): Likewise.
16348 (altivec_expand_lv_builtin): Likewise.
16349 (spe_expand_stv_builtin): Likewise.
16350 (altivec_expand_stv_builtin): Likewise.
16351 (rs6000_expand_ternop_builtin): Likewise.
16352 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
16353 (altivec_expand_st_builtin): Likewise.
16354 (altivec_expand_dst_builtin): Likewise.
16355 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
16356 arglist. Use new CALL_EXPR accessors. Fix callers.
16357 (altivec_expand_vec_set_builtin): Likewise.
16358 (altivec_expand_vec_ext_builtin): Likewise.
16359 (altivec_expand_builtin): Use new CALL_EXPR accessors.
16360 (spe_expand_builtin): Likewise.
16361 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
16362 arglist. Use new CALL_EXPR accessors. Fix callers.
16363 (spe_expand_evsel_builtin): Likewise.
16364 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
16365 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
16367 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
16368 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16369 (arm_expand_unop_builtin): Likewise.
16370 (arm_expand_builtin): Use new CALL_EXPR accessors.
16372 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
16375 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
16376 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
16378 (bfin_expand_unop_builtin): Likewise.
16379 (bfin_expand_builtin): Use new CALL_EXPR accessors.
16381 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16382 Brooks Moses <brooks.moses@codesourcery.com>
16383 Lee Millward <lee.millward@codesourcery.com>
16385 * c-semantics.c (build_stmt): Add internal diagnostic check.
16387 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
16388 accessors. Print arguments explicitly instead of as a list.
16390 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
16392 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
16393 (c_finish_omp_flish): Likewise.
16395 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
16396 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
16397 instead of TREE_CODE_LENGTH.
16398 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
16399 (c_warn_unused_result): Likewise.
16401 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16404 * doc/invoke.texi (Warning Options): Remove
16405 -Werror-implicit-function-declaration.
16406 (Wimplicit-function-declaration): Update description.
16407 * opts.c (common_handle_option): Move handling of -Werror=* to...
16408 (enable_warning_as_error): ...here.
16409 * opts.h (enable_warning_as_error): Declare.
16410 * c-decl.c (implicit_decl_warning): Unless
16411 -Wno-implicit-function-declaration is given, emit a pedwarn if
16412 -std=c99 or emit a warning if -Wimplicit-function-declaration.
16413 * c.opt (Wimplicit-function-declaration): Replace
16414 mesg_implicit_function_declaration with
16415 warn_implicit_function_declaration.
16416 * c-opts.c (c_common_handle_option):
16417 -Werror-implicit-function-declaration is exactly equal as
16418 -Werror=implicit-function-declaration.
16419 (set_Wimplicit): Replace mesg_implicit_function_declaration with
16420 warn_implicit_function_declaration.
16421 (c_common_post_options): -Wimplict-function-declaration is enabled
16422 by default by -std=c99, otherwise is disabled by default.
16423 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
16425 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16427 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
16428 DECL on the rhs to a DECL on the lhs for debug info purposes if the
16429 former is ignored but not the latter.
16431 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16433 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
16434 is made and the reference doesn't use the alias set of its type,
16435 do not create the temporary using that type.
16437 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
16439 * jump.c: Remove prototypes for delete_computation and
16440 delete_prior_computation.
16442 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16444 * jump.c (get_label_after): Delete.
16445 (get_label_before, delete_computation, delete_jump,
16446 delete_prior_computation, follow_jumps): Move...
16447 * reorg.c (delete_computation, delete_prior_computation): ... here...
16448 (get_label_before, delete_jump): ... making these static ...
16449 (follow_jumps): ... and simplifying this since it only runs after
16451 * rtl.h (get_label_after, get_label_before, delete_jump,
16452 follow_jumps): Delete prototypes.
16454 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16456 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
16458 2007-02-15 Nick Clifton <nickc@redhat.com>
16460 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
16461 order to prevent it from being munged by the target.
16463 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
16465 * config/i386/i386.md: Remove misleading comment.
16467 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16469 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
16470 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
16473 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16475 * tree-sra.c (instantiate_missing_elements): Canonicalize
16477 (sra_build_assignment): New.
16478 (generate_copy_inout, generate_element_copy,
16479 generate_element_zero, generate_one_element_init): Use it.
16481 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16483 * tree-sra.c (instantiate_missing_elements): Canonicalize
16485 (sra_build_assignment): New.
16486 (generate_copy_inout, generate_element_copy,
16487 generate_element_zero, generate_one_element_init): Use it.
16489 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16491 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
16494 2007-02-14 Joseph Myers <joseph@codesourcery.com>
16496 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
16497 types as aggregates not scalars.
16498 * function.c (assign_stack_temp_for_type): Likewise.
16500 2007-02-14 Roger Sayle <roger@eyesopen.com>
16501 Zdenek Dvorak <dvorakz@suse.cz>
16503 * tree-dump.c (dump_switch_p_1): Require exact match of the option
16506 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
16508 * passes.c (next_pass_1): Clear the next field of the copied
16511 2007-02-14 Richard Henderson <rth@redhat.com>
16513 * tree-sra.c (early_sra): New.
16514 (decl_can_be_decomposed_p): Deny va_list if early_sra.
16515 (tree_sra_early, pass_sra_early): New.
16516 * tree-pass.h (pass_sra_early): Declare.
16517 * passes.c (init_optimization_passes): Use it.
16519 2007-02-14 Richard Guenther <rguenther@suse.de>
16521 * flags.h (issue_strict_overflow_warning): Convert to a macro.
16523 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
16525 PR tree-optimization/30771
16526 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
16528 (vect_analyze_operations): Induction phis can now be marked as
16530 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
16531 Update documentation accordingly.
16533 2007-02-14 Nick Clifton <nickc@redhat.com>
16535 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
16536 most 3 arguments are supported.
16537 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
16539 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
16541 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
16542 Ensure dst->current is valid.
16544 2007-02-13 Paul Brook <paul@codesourcery.com>
16546 * config.gcc: Add arm*-*-uclinux-*eabi.
16547 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
16548 (SUBTARGET_EXTRA_LINK_SPEC): Define.
16549 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
16550 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
16551 (LINK_SPEC): Define.
16552 (LIB_SPEC): Define.
16553 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
16555 * config/arm/uclinux-eabi.h: New file.
16556 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
16557 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
16560 2007-02-13 Ian Lance Taylor <iant@google.com>
16562 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
16563 * flags.h (warn_strict_overflow): Declare.
16564 (enum warn_strict_overflow_code): Define.
16565 (issue_strict_overflow_warning): New static inline function.
16566 * opts.c (warn_strict_overflow): New variable.
16567 (common_handle_option): Handle OPT_Wstrict_overflow and
16568 OPT_Wstrict_overflow_.
16569 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16571 * fold-const.c: Include intl.h.
16572 (fold_deferring_overflow_warnings): New static variable.
16573 (fold_deferred_overflow_warning): New static variable.
16574 (fold_deferred_overflow_code): New static variable.
16575 (fold_defer_overflow_warnings): New function.
16576 (fold_undefer_overflow_warnings): New function.
16577 (fold_undefer_and_ignore_overflow_warnings): New function.
16578 (fold_deferring_overflow_warnings_p): New function.
16579 (fold_overflow_warning): New static function.
16580 (make_range): Add strict_overflow_p parameter. Change all
16582 (extract_muldiv, extract_muldiv_1): Likewise.
16583 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16584 tree_expr_nonnegative_p.
16585 (fold_negate_expr): Call fold_overflow_warning.
16586 (fold_range_test): Likewise.
16587 (fold_comparison): Likewise.
16588 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16589 instead of tree_expr_nonnegative_p.
16590 (tree_expr_nonnegative_warnv_p): Rename from
16591 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16592 (tree_expr_nonnegative_p): New function.
16593 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16594 strict_overflow_p parameter.
16595 (tree_expr_nonzero_p): New function.
16596 * passes.c (verify_interpass_invariants): New static function.
16597 (execute_one_pass): Call it.
16598 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16600 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16601 (estimate_numbers_of_iterations): Likewise.
16602 (scev_probably_wraps_p): Likewise.
16603 * tree-ssa-ccp.c: Include "toplev.h".
16604 (evaluate_stmt): Defer fold overflow warnings until we know we are
16606 (struct fold_stmt_r_data): Add stmt field.
16607 (fold_stmt_r): Defer fold overflow warnings until we know we
16609 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16610 (fold_stmt_inplace): Likewise.
16611 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16612 (cleanup_control_expr_graph): Defer fold overflow warnings until
16613 we know we are going to optimize.
16614 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16615 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16617 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16618 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16619 * tree-ssa-loop-manip.c (create_iv): Likewise.
16620 * c-typeck.c (build_conditional_expr): Likewise.
16621 (build_binary_op): Likewise.
16622 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16623 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16624 (extract_range_from_unary_expr): Likewise.
16625 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16626 assuming that signed overflow does not occur.
16627 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16628 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16629 (fold_defer_overflow_warnings): Declare.
16630 (fold_undefer_overflow_warnings): Declare.
16631 (fold_undefer_and_ignore_overflow_warnings): Declare.
16632 (fold_deferring_overflow_warnings_p): Declare.
16633 (tree_expr_nonzero_warnv_p): Declare.
16634 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16635 of warning options.
16636 (Warning Options): Document -Wstrict-overflow.
16637 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16638 (tree-ssa-ccp.o): Likewise.
16639 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16640 (fold-const.o): Depend on intl.h.
16642 2007-02-13 Ian Lance Taylor <iant@google.com>
16644 PR middle-end/30751
16645 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16648 2007-02-13 Stuart Hastings <stuart@apple.com>
16650 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16652 2007-02-13 Richard Henderson <rth@redhat.com>
16654 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16655 handled_component_p before looking for the indirect_ref.
16657 2007-02-13 Richard Henderson <rth@redhat.com>
16659 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16660 remove flags clobber.
16661 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16662 (bswaphi_lowpart): New.
16663 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16664 remove TARGET_BSWAP test. Delete expander of the same name.
16666 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16667 (expand_unop): Use them.
16669 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16671 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16672 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16673 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16674 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16675 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16676 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16677 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16678 assembler dialect choice from asm templates.
16680 2007-02-12 Richard Henderson <rth@redhat.com>
16682 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16683 (fixuns_trunc<SSEMODEF>si2): Use it.
16684 * config/i386/sse.md (vec_setv4sf_0): Export.
16685 * config/i386/i386.c (ix86_build_const_vector): Export.
16686 (ix86_split_convert_uns_si_sse): Rename from
16687 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16688 * config/i386/i386-protos.h: Update.
16690 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16693 * c-typeck.c (c_finish_return): Improve warning message.
16695 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16697 * alias.c (find_symbolic_term): Delete unused function.
16699 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16701 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16702 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16703 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16705 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16707 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16708 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16709 the function, temporarily point the debug interface to the null one.
16711 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16713 * dwarf2out.c (round_up_to_align): New static function.
16714 (field_byte_offset): Use it to round the offset.
16716 2007-02-12 Richard Henderson <rth@redhat.com>
16718 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16719 (inswl_const): Export.
16721 2007-02-12 Richard Henderson <rth@redhat.com>
16723 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16724 result mode of the libcall, convert back to outmode.
16726 2007-02-12 Roger Sayle <roger@eyesopen.com>
16728 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16729 (bswapdi2): New define_expand to implement 32-bit implementation.
16731 2007-02-12 Nick Clifton <nickc@redhat.com>
16733 * doc/invoke.texi (Overall Options): Document --help=.
16734 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16735 (cc1_options): Pass --help= on to cc1.
16736 (display_help): Add description of --help=.
16737 (process_command): Add code to handle --help=. Allow translated
16738 --help and --target-help switches to be passed on to compiler
16740 (main): Remove unused if statement.
16741 * opts.c (columns): Remove.
16742 (LEFT_COLUMN): Define.
16743 (wrap_help): Add columns argument.
16744 (print_filtered_help): Change parameters to be an include bitmask,
16745 an exclude bitmask, an any bitmask and the column width. Move the
16746 code to display the params list here. Add code to display the
16747 status of options rather than their descriptions if the quiet flag
16749 (print_specific_help): Change parameters to be an include bitmask,
16750 an exclude bitmask and an any bitmask. Move code to look up the
16751 column width here. Decide upon the title for an options listing.
16752 (common_handle_options): Add code to handle --help=. Adapt code
16753 for --help and --target-help to use the revised form of the
16754 print_specific_help function.
16755 (print_help): Delete.
16756 (print_param_help): Delete.
16757 (print_switch): Delete.
16758 * opts.h (cl_lang_count): Add prototype.
16759 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16760 CL_MAX_OPTION_CLASS): New defines.
16761 * optc-gen.awk: Add construction of cl_lang_count.
16762 * c.opt: Add Warning attribute to warning options and Optimization
16763 attribute to optimization options.
16764 * common.opt: Likewise.
16766 Add -fhelp and -ftarget-help as aliases for the transformed --help
16767 and --target-help options.
16768 * opt-functions.awk: Add code to handle Warning and Optimization
16771 2007-02-12 Richard Henderson <rth@redhat.com>
16773 * config/alpha/constraints.md: New file.
16774 * config/alpha/alpha.c: Include tm-constrs.h.
16775 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16776 alpha_extra_constraint): Remove.
16777 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16778 * config/alpha/alpha-protos.h: Update.
16779 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16780 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16781 (EXTRA_CONSTRAINT): Remove.
16782 * config/alpha/alpha.md: Include constraints.md.
16783 (adddi splitter): Use satisfies_constraint_*.
16784 * config/alpha/predicates.md (add_operand): Likewise.
16785 (sext_add_operand, addition_operation): Likewise.
16787 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16789 PR tree-optimization/29145
16790 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16791 in our handling of restrict qualified pointers.
16793 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16796 * doc/invoke.texi (Wunused-value): Update description.
16797 (Wextra): Delete item.
16798 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16799 value of Wunused-value.
16800 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16801 (c_finish_stmt_expr): Don't check extra_warnings.
16802 (emit_side_effect_warnings): The caller is responsible to check
16805 2007-02-11 Roger Sayle <roger@eyesopen.com>
16806 Matt Thomas <matt@3am-software.com>
16808 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16810 2007-02-11 Roger Sayle <roger@eyesopen.com>
16812 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16813 comparisons of POPCOUNT against zero.
16814 (simplify_const_relational_operation): Likewise.
16816 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16818 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16820 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16822 * dwarf2out.c (root_type): Delete unused function.
16824 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16826 * genattrtab.c (contained_in_p): Delete unused function.
16827 (write_expr_attr_cache): Likewise.
16829 2007-02-11 Jan Hubicka <jh@suse.cz>
16831 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16834 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16836 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16837 to add the REG_EQ* note.
16838 * see.c (see_merge_one_use_extension): Likewise.
16839 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16840 turn REG_EQUAL notes into REG_EQUIV notes if the target
16841 register may have more than one set.
16842 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16843 * gcse.c (try_replace_reg): Likewise.
16844 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16845 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16846 more than one REG_EQUIV note.
16847 * reload1.c (gen_reload): Use set_unique_reg_note.
16849 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16851 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16852 (ix86_builtin_conversion): New function.
16854 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16857 * tree.h (DECL_REPLACEABLE_P): New macro.
16858 * except.c (set_nothrow_function_flags): Likewise.
16860 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16861 Ira Rosen <irar@il.ibm.com>
16862 Dorit Nuzman <dorit@il.ibm.com>
16864 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16865 * targhooks.c (default_builtin_vectorized_conversion): New.
16866 * targhooks.h (default_builtin_vectorized_function): New declaration.
16867 * target.h (struct vectorize): Add builtin_conversion field.
16868 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16869 stmt_vec_info_type value.
16870 (vectorizable_conversion): New declaration.
16871 * tree-vect-analyze.c (vect_analyze_operations): Add
16872 vectorizable_conversion call.
16873 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16874 * tree-vect-transform.c (vectorizable_conversion): New function.
16875 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16876 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16878 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16879 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16880 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16881 or ALTIVEC_BUILTIN_VCFSX.
16883 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16886 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16887 CONST_DOUBLE and operand 0 is a hard register.
16888 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16889 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16890 is a hard floating-point register.
16892 2007-02-10 Richard Henderson <rth@redhat.com>
16893 Jakub Jelinek <jakub@redhat.com>
16894 Alexandre Oliva <aoliva@redhat.com>
16896 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16897 * builtin-types.def (BT_WORD): Make unsigned.
16898 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16899 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16900 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16901 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16902 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16903 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16905 * expr.c (emutls_var_address): New.
16906 (expand_expr_real_1): Expand emulated tls.
16907 (expand_expr_addr_expr_1): Likewise.
16908 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16909 * output.h (emutls_finish): Declare.
16910 * toplev.c (compile_file): Call it.
16911 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16912 address before wrapping in CONST.
16913 * varasm.c (emutls_htab, emutls_object_type): New.
16914 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16915 (get_emutls_object_name, get_emutls_object_type): New.
16916 (get_emutls_init_templ_addr, emutls_decl): New.
16917 (emutls_common_1, emutls_finish): New.
16918 (assemble_variable): When emulating tls, swap decls; generate
16919 constructor for the emutls objects.
16920 (do_assemble_alias): When emulating tls, swap decl and target name.
16921 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16923 * varpool.c (decide_is_variable_needed): Look at force_output.
16924 Recurse for emulated tls.
16925 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16926 with decide_is_variable_needed.
16927 * emutls.c: New file.
16928 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16929 tls_object for real tls.
16931 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16933 PR rtl-optimization/29599
16934 * reload1.c (eliminate_regs_in_insn): Take the destination
16935 mode into account when computing the offset.
16937 2007-02-09 Stuart Hastings <stuart@apple.com>
16938 Richard Henderson <rth@redhat.com>
16940 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16941 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16942 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16943 fixuns_truncdfhi2): New.
16944 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16945 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16946 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16947 (floatunssidf2): Allow nonimmediate source.
16948 * config/i386/sse.md (movdi_to_sse): New.
16949 (vec_concatv2di): Drop '*'.
16950 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16951 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16952 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16954 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16955 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16956 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16957 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16958 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16959 ix86_build_const_vector.
16960 (x86_emit_floatuns): Rewrite.
16962 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16964 * genautomata.c (longest_path_length): Delete unused function.
16965 (struct state): Delete unused longest_path_length.
16966 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16967 (get_free_state): Delete unused.
16969 2007-02-09 Jan Hubicka <jh@suse.cz>
16971 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16972 * doc/invoke.texi (inline-unit-growth): Update default value.
16974 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16975 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16976 (rebuild_cgraph_edges): Likewise.
16977 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16978 (dump_cgraph_node): Dump frequencies.
16979 (cgraph_clone_edge): Add frequency scales.
16980 (cgraph_clone_node): Add freuqnecy.
16981 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16982 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16983 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16984 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16985 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16986 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16987 (save_inline_function_body): Likewise.
16988 * ipa-inline.c: inluce rtl.h
16989 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16990 (cgraph_edge_badness): Use frequencies.
16991 (cgraph_decide_recursive_inlining): Update clonning.
16992 (cgraph_decide_inlining_of_small_function): Dump frequency.
16993 * predict.c (estimate_bb_frequencies): Export.
16994 * predict.h (estimate_bb_frequencies): Declare.
16995 * tree-inline.c (copy_bb): Watch overflows.
16996 (expand_call_inline): Update call of cgraph_create_edge.
16997 (optimize_inline_calls): Use TODO flags to update frequnecies.
16998 * passes.h: Include predict.h
16999 (init_optimization_passes): Move profile ahead.
17000 (execute_function_todo): Handle TODO_rebuild_frequencies.
17002 2007-02-09 Roger Sayle <roger@eyesopen.com>
17004 * config/alpha/alpha.c (emit_insxl): Force the first operand of
17005 the insbl or inswl pattern into a register.
17007 2007-02-09 Roger Sayle <roger@eyesopen.com>
17009 * config/ia64/ia64.md (bswapdi2): New define_insn.
17011 2007-02-09 Richard Henderson <rth@redhat.com>
17013 * config/i386/constraints.md (Ym): New constraint.
17014 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
17015 (movdi_1_rex64): Split sse and xmm general register moves from
17016 memory move alternatives. Use conditional register constraints.
17017 (movsf_1, movdf_integer): Likewise.
17018 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17019 (movdf_integer_rex64): New.
17020 (pushsf_rex64): Fix output constraints.
17021 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
17022 (sse2_stored): Likewise.
17023 (sse2_storeq_rex64): New.
17024 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
17025 amd and not generic.
17026 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
17027 for optimize_size. Remove SF/DFmode hack.
17029 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17031 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
17034 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
17035 Richard Sandiford <richard@codesourcery.com>
17037 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
17038 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
17039 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
17040 m68k/t-mlib to tmake_file.
17041 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
17042 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
17043 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
17044 Allow it to be cf or m68k. Set m68k_arch_family. If that
17045 variable is not empty, add t-$m68k_arch_family to tmake_file.
17046 Add t-mlibs to tmake_file.
17047 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
17048 * config/m68k/t-cf: New file.
17049 * config/m68k/t-m68k: Likewise.
17050 * config/m68k/t-mlibs: Likewise.
17051 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17052 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17053 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17054 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17055 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
17057 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
17058 (INSTALL_LIBGCC): Delete.
17059 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17060 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17061 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17062 (M68K_MLIB_CPU): Define.
17063 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17064 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17065 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17067 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17068 Richard Guenther <rguenther@suse.de>
17070 PR middle-end/23361
17071 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17072 against INT_MIN/INT_MAX.
17073 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17074 file if a loop is removed.
17076 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17078 * calls.c (store_one_arg): Pass correct alignment to
17079 emit_push_insn for non-BLKmode values.
17080 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17081 unaligned stack slot via a suitably aligned slot.
17083 2007-02-08 DJ Delorie <dj@redhat.com>
17085 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17087 (legal_subregs): Use unsigned char, make const.
17088 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17090 2007-02-08 Paul Brook <paul@codesourcery.com>
17092 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17093 special interworking needed.
17095 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17097 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17098 conditional to __SSE2__.
17099 (Entries below should have been added to first ChangeLog
17100 entry for amdfam10 dated 2007-02-05)
17101 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17103 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17105 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17108 2007-02-08 DJ Delorie <dj@redhat.com>
17110 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17111 * config/m32c/m32c.c (legal_subregs): New.
17112 (m32c_illegal_subreg_p): New.
17113 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17114 unsupported subregs of hard regs.
17116 2007-02-08 Jan Hubicka <jh@suse.cz>
17118 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17119 the same one; always update histograms.
17121 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17123 * passes.c (init_optimization_passes): Tidy comment.
17125 2007-02-08 Roger Sayle <roger@eyesopen.com>
17127 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17128 strip zero_extend, bswap and rotates from POCOUNT's argument.
17129 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17130 zero_extend and rotates from PARITY's argument.
17131 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17132 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17133 of an integer constant at compile-time.
17135 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17138 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17140 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17143 * tree-ssa-live.c (remove_unused_locals): Do not remove
17144 TREE_ADDRESSABLE variables.
17145 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17146 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17147 FOR_CLOBBER. Update all users.
17148 If VAR has an associated alias set, add a virtual operand for
17149 it if no alias is found to conflict with the memory reference.
17151 2007-02-07 Jan Hubicka <jh@suse.cz>
17152 Robert Kidd <rkidd@crhc.uiuc.edu>
17154 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
17156 2007-02-07 Ian Lance Taylor <iant@google.com>
17158 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
17160 2007-02-07 Roger Sayle <roger@eyesopen.com>
17162 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
17163 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
17164 tablejumpdi, movsi_to_cr_one): Remove constraints from
17165 define_expand's match_operands.
17167 2007-02-07 Roger Sayle <roger@eyesopen.com>
17169 * global.c (compute_regsets): Move declatation of "i" inside of
17170 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
17172 2007-02-07 Jakub Jelinek <jakub@redhat.com>
17175 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
17176 of INDIRECT_REF <RESULT_DECL>.
17178 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
17180 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
17181 Kaz Kojima <kkojima@gcc.gnu.org>
17184 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
17186 (sh_initialize_trampoline): Add parentheses to avoid a warning.
17188 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17190 * doc/loop.texi: Document possibility not to perform disambiguation
17191 of loops with multiple latches.
17192 * cfgloopmanip.c (alp_enum_p): Removed.
17193 (add_loop): Handle subloops. Use get_loop_body_with_size.
17194 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
17195 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
17196 the new forwarder block.
17197 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
17198 Handle the case latch is NULL.
17199 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
17200 modifications when marking loop exits.
17201 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
17203 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
17204 disambiguate_loops_with_multiple_latches.
17205 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
17206 before fix_loop_structure.
17207 * cfgloop.c: Include pointer-set.h and output.h.
17208 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
17209 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
17210 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
17211 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
17212 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
17213 disambiguate_multiple_latches, get_loop_body_with_size,
17214 disambiguate_loops_with_multiple_latches): New functions.
17215 (flow_loop_dump): Dump multiple latch edges.
17216 (flow_loop_nodes_find): Handle loops with multiple latches.
17217 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
17218 (glb_enum_p): Modified.
17219 (get_loop_body): Use get_loop_body_with_size.
17220 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
17221 (AVOID_CFG_MODIFICATIONS): New constant.
17222 (disambiguate_loops_with_multiple_latches, add_loop,
17223 get_loop_body_with_size): Declare.
17224 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
17226 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
17228 PR inline-asm/28686
17229 * global.c (compute_regsets): New function.
17230 (global_alloc): Refactored ELIMINABLE_REGSET
17231 and NO_GLOBAL_ALLOC_REGS computation out.
17232 (rest_of_handle_global_alloc): Call compute_regsets()
17233 for non-optimizing case.
17235 2007-02-06 Richard Henderson <rth@redhat.com>
17237 * config/i386/constraints.md (Y2): Rename from Y.
17238 (Yi): New constraint.
17239 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
17240 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
17241 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
17242 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
17243 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
17244 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
17245 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
17246 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
17247 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
17248 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
17249 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
17250 vec_extractv2si_1): Change Y constraints to Y2.
17251 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
17252 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
17253 Change Y constraints to Y2.
17254 (sse2_loadld): Change Y constraints to x.
17256 2007-02-06 Roger Sayle <roger@eyesopen.com>
17258 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
17259 (parity<mode>2): New define_expand using rs6000_emit_parity.
17260 * config/rs6000/rs6000.c (rs6000_emit_popcount,
17261 rs6000_emit_parity): New functions.
17262 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
17263 rs6000_emit_parity): Prototype here.
17265 2007-02-06 Ian Lance Taylor <iant@google.com>
17267 * lower-subreg.c (simple_move_operand): Reject CONST.
17268 (resolve_clobber): Call validate_change rather than directly
17269 assigning to XEXP (pat, 0).
17271 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17273 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
17274 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
17275 (tree-cfg.o): Remove hashtab.h dependency.
17277 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
17278 (struct ivopts_data): Change niters to pointer_map_t.
17279 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
17280 (niter_for_exit): Create pointer_map on demand. Change for
17282 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
17283 (free_loop_data): Destroy data->niters if created and reset field.
17284 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
17285 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
17287 * tree-ssa-reassoc.c: Include pointer-set.h.
17288 (bb_rank): Change to long *.
17289 (operand_rank): Change to pointer_map_t.
17290 (find_operand_rank): Return long, -1 if not found. Declare as inline.
17291 (insert_operand_rank): Accept long.
17292 (operand_entry_hash, operand_entry_eq): Remove.
17293 (get_rank): Return long. Adjust for changes above.
17294 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
17296 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
17298 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
17299 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
17300 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
17302 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
17303 directly since it cannot be NULL.
17304 (get_vi_for_tree): Rewrite for pointer_map API.
17305 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
17306 (init_alias_vars): Create vi_for_tree as pointer_map.
17307 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
17309 * tree-cfg.c: Don't include hashtab.h.
17310 (edge_to_cases): Declare as pointer_map.
17311 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
17313 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
17314 (start_recording_case_labels): Create edge_to_cases as pointer_map.
17315 (end_recoding_case_labels): Cleanup edge_to_cases manually before
17317 (record_switch_edge): Delete.
17318 (get_cases_for_edge): Adjust for pointer_map API, inline
17319 record_switch_edge (rewritten for new API), remove goto.
17321 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17323 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
17324 * tree-nested.c: Include pointer-set.h.
17325 (var_map_elt, var_map_eq, var_map_hash): Delete.
17326 (struct nesting_info): Remove GTY marker. Change the two htab_t's
17327 to pointer_map_t's.
17328 (nesting_info_bitmap_obstack): New.
17329 (lookup_field_for_decl): Adjust for pointer_map API.
17330 (lookup_tramp_for_decl): Adjust for pointer_map API.
17331 (get_nonlocal_debug_decl): Adjust for pointer_map API.
17332 (get_local_debug_decl): Adjust for pointer_map API.
17333 (convert_nl_goto_reference): Adjust for pointer_map API.
17334 (convert_nl_goto_receiver): Adjust for pointer_map API.
17335 (create_nesting_tree): Create outside GGC space. Create bitmap on
17336 the new obstack. Create field_map and var_map as pointer_maps.
17337 (free_nesting_tree): Adjust for changes to create_nesting_tree.
17339 (lower_nested_functions): Move root here, no need to NULL it.
17340 Initialize and release the obstack.
17342 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
17344 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
17345 Remove prototypes and make them non-static.
17346 (struct tree_int_map): Remove.
17347 * tree.h (struct tree_int_map): Move here, turning TO into an
17349 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
17351 * tree.h (TREE_COMPLEXITY): Remove.
17352 (struct tree_exp): Remove complexity field.
17353 * tree.c (build1_stat): Don't set it.
17355 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
17356 Victor Kaplansky <victork@il.ibm.com>
17358 * tree-vectorizer.c (vect_is_simple_use): Support induction.
17359 (vect_is_simple_reduction): Support reduction with induction as
17360 one of the operands.
17361 (vect_is_simple_iv_evolution): Fix formatting.
17362 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
17363 formatting. Don't mark induction phis for vectorization.
17364 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
17365 * tree-vect-transform.c (get_initial_def_for_induction): New function.
17366 (vect_get_vec_def_for_operand): Support induction.
17367 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
17369 (vectorizable_reduction): Support reduction with induction as one of
17371 (vectorizable_type_demotion): Use def-type of stmt argument rather
17372 than dummy def-type.
17374 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
17375 flag_tree_scev_cprop.
17376 * common.opt (tree-scev-cprop): New flag.
17378 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
17379 call to vect_get_new_vect_var.
17381 2007-02-06 Ira Rosen <irar@il.ibm.com>
17383 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
17384 vectype is not NULL.
17385 (vect_pattern_recog_1): Likewise.
17387 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17389 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
17390 (fold_negate_expr): Likewise.
17392 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
17395 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
17396 even if cv-qualification is the same.
17398 2007-02-05 Geoffrey Keating <geoffk@apple.com>
17400 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
17401 __enable_execute_stack on completion.
17403 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17405 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
17406 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
17407 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
17408 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
17409 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
17410 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
17411 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
17412 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
17414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17416 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
17417 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
17418 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
17419 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
17420 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
17421 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
17422 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
17423 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
17424 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
17425 umuldi3_highpart_rex64, umulsi3_highpart_insn,
17426 umulsi3_highpart_zext, smuldi3_highpart_rex64,
17427 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
17428 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
17429 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
17430 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
17431 sqrtextenddfxf2_i387): Added amdfam10_decode.
17433 * config/i386/athlon.md (athlon_idirect_amdfam10,
17434 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
17435 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
17436 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
17437 athlon_ivector_store_amdfam10): New define_insn_reservation.
17438 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
17441 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17443 * config/i386/athlon.md (athlon_call_amdfam10,
17444 athlon_pop_amdfam10, athlon_lea_amdfam10): New
17445 define_insn_reservation.
17446 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
17447 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
17448 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
17450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17452 * config/i386/athlon.md (athlon_sseld_amdfam10,
17453 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
17454 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
17456 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17458 * config/i386/athlon.md (athlon_sseins_amdfam10): New
17459 define_insn_reservation.
17460 * config/i386/i386.md (sseins): Added sseins to define_attr type
17461 and define_attr unit.
17462 * config/i386/sse.md: Set type attribute to sseins for insertq
17465 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17467 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
17468 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
17469 ssecomi_load_amdfam10, ssecomi_amdfam10,
17470 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
17471 define_insn_reservation.
17472 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
17474 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17476 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
17477 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
17478 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
17479 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
17480 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
17481 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
17482 define_insn_reservation.
17484 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
17485 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
17486 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
17487 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
17488 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
17490 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17492 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
17493 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
17494 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
17495 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
17496 athlon_ssemul_load_k8): Added amdfam10.
17498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17500 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
17501 (x86_sse_unaligned_move_optimal): New variable.
17503 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
17505 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
17506 for unaligned vector SSE double/single precision loads for AMDFAM10.
17508 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17510 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
17511 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
17512 Define TARGET_CPU_DEFAULT_amdfam10.
17513 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
17514 (processor_type): Add PROCESSOR_AMDFAM10.
17516 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
17517 processor_type in config/i386/i386.h.
17518 Enable imul peepholes for TARGET_AMDFAM10.
17520 * config.gcc: Add support for --with-cpu option for amdfam10.
17522 * config/i386/i386.c (amdfam10_cost): New variable.
17523 (m_AMDFAM10): New macro.
17524 (m_ATHLON_K8_AMDFAM10): New macro.
17525 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
17526 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
17527 x86_promote_QImode, x86_integer_DFmode_moves,
17528 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17529 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
17530 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
17531 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
17532 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
17533 Enable/disable for amdfam10.
17534 (override_options): Add amdfam10_cost to processor_target_table.
17535 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
17536 processor_alias_table.
17537 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
17538 (ix86_adjust_cost): Add code for amdfam10.
17540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17542 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
17543 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
17544 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
17545 * config/i386/i386.h: Add builtin definition for SSE4A.
17546 * config/i386/i386.md: Add support for ABM instructions
17547 (popcnt and lzcnt).
17548 * config/i386/sse.md: Add support for SSE4A instructions
17549 (movntss, movntsd, extrq, insertq).
17550 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
17551 Add -march=amdfam10 flag.
17552 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
17553 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
17555 * doc/extend.texi: Add documentation for SSE4A builtins.
17557 2007-02-05 Bob Wilson <bob.wilson@acm.org>
17559 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
17561 2007-02-05 Richard Guenther <rguenther@suse.de>
17563 * tree-vectorizer.h (vectorizable_function): Add argument type
17564 argument, change return type.
17565 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
17566 * tree-vect-transform.c (vectorizable_function): Handle extra
17567 argument, return vectorized function decl.
17568 (build_vectorized_function_call): Remove.
17569 (vectorizable_call): Handle calls with result and argument types
17570 differing. Handle loop vectorization factor correctly.
17571 * targhooks.c (default_builtin_vectorized_function): Adjust for
17573 * targhooks.h (default_builtin_vectorized_function): Likewise.
17574 * target.h (builtin_vectorized_function): Add argument type
17576 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17577 extra argument, allow vectorizing of lrintf.
17578 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17579 documentation of target hook.
17581 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17584 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17585 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17586 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17588 2007-02-05 Roger Sayle <roger@eyesopen.com>
17590 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17591 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17592 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17593 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17594 before canonicalizing sincos to cexpi.
17595 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17597 2007-02-05 Roger Sayle <roger@eyesopen.com>
17599 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17600 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17601 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17603 2007-02-05 Roger Sayle <roger@eyesopen.com>
17605 * mips-tfile.c (initialize_init_file): Correct endianness test.
17607 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17609 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17610 the 'y' constraint.
17612 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17614 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17615 saves in a PARALLEL before the register assignments.
17617 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17619 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17620 DWARF_FRAME_RETURN_COLUMN to be a general register.
17621 * dwarf2out.c (init_return_column_size): New function, split from...
17622 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17623 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17624 to be nongeneral registers.
17625 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17627 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17628 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17630 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17632 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17634 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17636 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17637 (remove_path): Use can_remove_branch_p and remove_branch instead
17638 of loop_delete_branch_edge.
17639 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17640 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17641 Update profile using scale_dominated_blocks_in_loop.
17642 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17643 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17644 (can_remove_branch_p, remove_branch): Declare.
17645 * tree-cfg.c (tree_can_remove_branch_p): New function.
17646 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17647 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17648 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17650 2007-02-05 Jan Hubicka <jh@suse.cz>
17652 PR middle-end/30696
17653 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17654 nodes in cgraph, don't remove offline copy of the function.
17656 2007-02-04 Jan Hubicka <jh@suse.cz>
17658 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17659 vectors might cause maybe_lookup_element_for_expr to be called
17660 on non-sra-candidate.
17662 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17664 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17665 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17666 spelling conventions.
17668 2007-02-04 Richard Guenther <rguenther@suse.de>
17670 PR middle-end/30636
17671 * fold-const.c (try_move_mult_to_index): Make sure to not
17672 overflow one dimension of a multi-dimensional array access.
17674 2007-02-04 Jan Hubicka <jh@suse.cz>
17676 * passes.c (init_optimization_passes): Reindent.
17678 2007-02-04 Jan Hubicka <jh@suse.cz>
17679 Eric Botcazou <ebotcazou@adacore.com>
17681 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17682 (execute_fixup_cfg): Break out the abnormal goto code.
17683 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17684 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17685 (optimize_inline_calls): Call make_nonlocal_label_edges.
17687 2007-02-04 Jan Hubicka <jh@suse.cz>
17689 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17690 true when something was changed.
17691 (rename_ssa_copies): When something was changed, do
17692 TODO_remove_unused_locals.
17693 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17694 add TODO_remove_unused_locals when instruction was removed.
17696 2007-02-04 Jan Hubicka <jh@suse.cz>
17698 * ipa-inline.c (try_inline): Improve debug output; work on already
17700 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17701 call try_inline for already inlined edges too when flattening;
17702 inline also functions that make callee growth but overall unit size
17705 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17707 * config/m32c/bitops.md, config/m32c/jump.md,
17708 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17709 config/m32r/m32r.h, config/m32r/m32r.md,
17710 config/m32r/predicates.md, config/m68hc11/larith.asm,
17711 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17712 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17713 config/mips/mips-protos.h, config/mips/mips.c,
17714 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17715 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17716 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17717 spelling conventions.
17719 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17720 Follow spelling conventions.
17722 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17724 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17725 warn about C++0x compatibility.
17727 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17729 * config/h8300/h8300.c, config/h8300/h8300.h,
17730 config/h8300/h8300.md: Follow spelling conventions.
17732 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17734 PR middle-end/30667
17735 * combine.c (try_combine): Do not substitute source operand
17736 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17738 2007-02-03 Jan Hubicka <jh@suse.cz>
17740 PR gcov-profile/30650
17741 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17742 do not divide by zero for never executed counters.
17743 (tree_find_values_to_profile): Fix counters.
17744 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17746 2007-02-03 Ian Lance Taylor <iant@google.com>
17748 * lower-subreg.c (simple_move_operand): New static function,
17749 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17751 (simple_move): Call simple_move_operand.
17752 (find_decomposable_subregs): Add special handling of MEMs.
17753 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17754 meaning of return value. If we see a hard register, test whether
17755 it can store a word_mode value. Change all callers.
17757 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17759 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17760 ftrapv insns and expanders.
17761 (subdi3): Change define_expand operand 1 to arith11_operand, and
17762 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17763 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17764 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17767 PR middle-end/30174
17768 * varasm.c (notice_global_symbol): Treat global objects as weak when
17769 flag_shlib is true.
17771 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17773 * emit-rtl.c (dconstpi): Delete.
17774 (dconstsqrt2): New.
17775 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17776 * real.h (dconstpi): Delete.
17777 (dconstsqrt2): New.
17778 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17779 (fold_builtin_hypot): Likewise.
17781 2007-02-03 Tom Tromey <tromey@redhat.com>
17784 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17785 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17787 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17789 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17790 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17791 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17792 config/rs6000/cell.md, config/rs6000/darwin.h,
17793 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17794 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17795 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17796 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17797 typos. Follow spelling conventions.
17798 * doc/invoke.texi: Follow spelling conventions.
17800 2007-02-03 Roger Sayle <roger@eyesopen.com>
17802 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17803 canonicalization transformations that attempt to simplify integer
17804 constant comparisons to become comparisons against zero.
17806 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17808 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17810 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17811 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17813 2007-02-02 Mike Stump <mrs@apple.com>
17815 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17816 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17817 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17818 generate a branch island.
17820 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17822 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17823 (xtensa_legitimate_address_p): New.
17824 (xtensa_legitimize_address): New.
17825 (xtensa_output_addr_const_extra): New.
17826 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17828 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17829 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17830 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17831 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17832 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17833 (xtensa_legitimize_address): New.
17834 (xtensa_output_addr_const_extra): New.
17836 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17838 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17840 2007-02-02 Ian Lance Taylor <iant@google.com>
17842 * expmed.c (expand_divmod): Add comment.
17844 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17846 * emit-rtl.c (renumber_insns): Remove.
17847 * flags.h: Remove the extern for flag_renumber_insns.
17848 * rtl.h: Remove the prototype for renumber_insns.
17849 * toplev.c (flag_renumber_insns): Remove.
17851 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17853 Revert for x86 darwin:
17854 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17856 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17857 code before the following patch under TARGET_MACHO.
17858 (ix86_function_value_regno_p): Likewise.
17860 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17862 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17865 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17868 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17869 loads to general or fp registers. Add comments.
17870 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17872 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17874 * pointer-set.c (insert_aux): Only return insertion slot.
17875 (pointer_set_insert): Adjust.
17876 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17877 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17878 pointer_map_traverse): New.
17879 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17880 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17881 pointer_map_contains, pointer_map_traverse): Declare.
17883 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17885 PR middle-end/30473
17886 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17887 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17889 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17891 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17893 (struct _dep): New type.
17894 (dep_t): New typedef.
17895 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17896 (DEP_STATUS): New access macro. The macro with the same name was
17897 renamed to DEP_LINK_STATUS.
17898 (dep_init): Declare function
17900 (struct _dep_link): New type.
17901 (dep_link_t): New typedef.
17902 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17903 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17904 (DEP_LINK_STATUS): New macro.
17905 (debug_dep_links): New debug function.
17907 (struct _deps_list): New type.
17908 (deps_list_t): New typedef.
17909 (DEPS_LIST_FIRST): New access macro.
17910 (FOR_EACH_DEP_LINK): New cycle macro.
17911 (create_deps_list, free_deps_list, delete_deps_list): Declare
17913 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17914 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17915 (copy_deps_list_change_con): Ditto.
17917 (move_dep_link): Declare function.
17919 (struct _dep_node): New type.
17920 (dep_node_t): New typedef.
17921 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17923 (struct haifa_insn_data.back_deps): New field to hold backward
17924 dependencies of the insn.
17925 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17927 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17928 Change its type to deps_list_t.
17929 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17930 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17931 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17933 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17935 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17937 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17939 (dep_cost): Declare.
17941 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17942 (ds_to_dk, dk_to_ds): New functions.
17944 (init_dep_1): New static function.
17945 (init_dep): New function.
17946 (copy_dep): New static function.
17948 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17950 (detach_dep_link): New static function.
17951 (move_dep_link): New function.
17953 (dep_links_consistent_p, dump_dep_links): New static functions.
17954 (debug_dep_links): New debugging function.
17956 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17958 (alloc_deps_list, init_deps_list): New static functions.
17959 (create_deps_list): New function.
17960 (clear_deps_list): New static function.
17961 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17962 (deps_list_consistent_p, dump_deps_list): New static functions.
17963 (debug_deps_list): New function.
17964 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17966 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17968 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17969 use new scheduler dependencies lists.
17970 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17971 (sched_analyze): Ditto. Initialize dependencies lists.
17972 (add_forw_dep, compute_forward_dependences): Update to use new
17973 scheduler dependencies lists.
17975 (init_dependency_caches): Init deps_obstack.
17976 (free_dependency_caches): Free deps_obstack.
17978 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17979 new scheduler dependencies lists.
17980 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17981 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17983 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17984 Update to use new scheduler dependencies lists.
17985 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17986 (debug_dependencies): Ditto.
17987 (schedule_region): Update comments.
17989 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17990 scheduler dependencies lists.
17991 (schedule_ebb): Update comments.
17993 * rtl.def (DEPS_LIST): Remove.
17995 * lists.c (unused_deps_list): Remove.
17996 (free_list): Update assertions.
17998 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17999 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18001 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
18002 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18004 * haifa-sched.c (comments): Update.
18005 (insn_cost1): Remove. Inline the code into insn_cost ().
18006 (insn_cost): Update to use new scheduler dependencies lists. Move
18007 processing of the dependency cost to dep_cost ().
18008 (dep_cost): New function. Use it instead of insn_cost () when
18009 evaluating cost of the dependency. Use compatible interface to
18010 interact with the target.
18011 (priority): Update to use new scheduler dependencies lists.
18012 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
18013 with greater number of insns that depend on the insn.
18014 (schedule_insn): Update to use new scheduler dependencies lists. Add
18015 code to free backward dependencies lists. Inline and optimize code
18016 from resolve_dep () - see PR28071.
18017 (ok_for_early_queue_removal): Update to use new scheduler dependencies
18018 lists. Update call to targetm.sched.is_costly_dependence hook.
18020 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
18021 scheduler dependencies lists.
18023 (resolve_dep): Remove. Move the logic to schedule_insn ().
18024 (init_h_i_d): Initialize dependencies lists.
18026 (process_insn_depend_be_in_spec): Rename to
18027 process_insn_forw_deps_be_in_spec. Update to use new scheduler
18028 dependencies lists.
18029 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
18030 Update to use new scheduler dependencies lists.
18031 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
18033 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
18034 new scheduler dependencies lists.
18035 (build_intra_loop_deps): Ditto.
18037 * target.h (struct _dep): Declare to use in
18038 gcc_target.sched.is_costly_dependence.
18039 (struct gcc_target.sched.adjust_cost): Fix typo.
18040 (struct gcc_target.sched.is_costly_dependence): Change signature to
18041 use single dep_t parameter instead of an equivalent triad.
18042 (struct gcc_target.sched.adjust_cost_2): Remove.
18044 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
18046 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
18048 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
18050 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
18052 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
18053 (REG_DEP_TRUE): Document.
18055 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
18056 Change signature to correspond to the targetm.sched.adjust_cost hook.
18057 Update use in TARGET_SCHED_ADJUST_COST_2.
18058 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
18059 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
18060 new scheduler dependencies lists.
18061 (ia64_gen_check): Ditto.
18063 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18064 scheduler dependencies lists.
18066 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18067 signature to correspond to the targetm.sched.is_costly_dependence hook.
18068 (is_costly_group): Update to use new scheduler dependencies lists.
18070 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18071 instead of INSN_COST () macro.
18073 2007-02-01 Ian Lance Taylor <iant@google.com>
18075 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18077 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18079 * pa.md (tp_load): Correct mfctl instruction syntax.
18081 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18083 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18084 altivec_padding_size calculation on AIX. Improve comment, add
18085 assert to verify that it's right.
18087 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18090 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18092 PR inline-asm/28686
18093 * global.c (global_alloc): Add mising initialization of
18096 2007-02-01 Roger Sayle <roger@eyesopen.com>
18098 * alias.c (init_alias_analysis): Correct whitespace.
18099 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18100 partition_hot_cold_basic_blocks): Likewise.
18101 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18102 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18103 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18104 fold_builtin_snprintf_chk, fold_builtin_printf,
18105 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18106 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18107 * cfgcleanup.c (cleanup_cfg): Likewise.
18108 * cfgexpand.c (tree_expand_cfg): Likewise.
18109 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18110 * function.c (get_next_funcdef_no): Likewise.
18111 * gengtype.c (main): Likewise.
18112 * genmodes.c (main): Likewise.
18113 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18114 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18115 * ifcvt.c (noce_emit_move_insn): Likewise.
18116 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18118 * stor-layout.c (get_best_mode): Likewise.
18119 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18120 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18121 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18122 perform_var_substitution, solve_graph): Likewise.
18123 * tree-vrp.c (vrp_finalize): Likewise.
18125 2007-02-01 Ian Lance Taylor <iant@google.com>
18127 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18128 high part of a paradoxical subreg, return a constant zero.
18130 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18132 * toplev.c (lang_dependent_init): Call init_set_costs.
18133 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18135 2007-02-01 Richard Guenther <rguenther@suse.de>
18137 PR middle-end/30656
18138 * fold-const.c (fold_negate_expr): Allow negating a
18139 constant if overflow does not change.
18141 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18143 * doc/c-tree.texi (Expression trees): Improve markup.
18144 * doc/tm.texi (Register Classes, Addressing Modes)
18145 (Floating Point): Fix spacing after abbreviations. Fix some
18148 2007-02-01 Ben Elliston <bje@au.ibm.com>
18150 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18151 * doc/contrib.texi: Likewise.
18152 * doc/install.texi: Likewise.
18154 2007-01-31 Richard Henderson <rth@redhat.com>
18155 Ian Lance Taylor <iant@google.com>
18157 * lower-subreg.c: New file.
18158 * rtl.def (CONCATN): Define.
18159 * passes.c (init_optimization_passes): Add pass_lower_subreg and
18160 pass_lower_subreg2.
18161 * emit-rtl.c (update_reg_offset): New static function, broken out
18162 of gen_rtx_REG_offset.
18163 (gen_rtx_REG_offset): Call update_reg_offset.
18164 (gen_reg_rtx_offset): New function.
18165 * regclass.c: Revert patch of 2006-03-05, restoring
18167 (clear_reg_info_regno): New function.
18168 * dwarf2out.c (concatn_loc_descriptor): New static function.
18169 (loc_descriptor): Handle CONCATN.
18170 * common.opt (fsplit_wide_types): New option.
18171 * opts.c (decode_options): Set flag_split_wide_types when
18173 * timevar.def (TV_LOWER_SUBREG): Define.
18174 * rtl.h (gen_reg_rtx_offset): Declare.
18175 (reg_scan_update): Declare.
18176 * regs.h (clear_reg_info_regno): Declare.
18177 * tree-pass.h (pass_lower_subreg): Declare.
18178 (pass_lower_subreg2): Declare.
18179 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
18180 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
18181 -fsplit-wide-types.
18182 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
18183 * Makefile.in (OBJS-common): Add lower-subreg.o.
18184 (lower-subreg.o): New target.
18186 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18188 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
18190 2007-01-31 Anatoly Sokolov <aesok@post.ru>
18193 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
18195 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18197 PR middle-end/29335
18198 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
18200 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
18202 * cfgloop.h: Include vec-prim.h.
18203 (enum li_flags): Remove LI_ONLY_OLD.
18204 (loop_iterator): Changed.
18205 (fel_next, fel_init): Iterate over loop tree.
18206 (FOR_EACH_LOOP_BREAK): New macro.
18207 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
18209 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
18210 * modulo-sched.c (sms_schedule): Ditto.
18211 * tree-vectorizer.c (vectorize_loops): Ditto.
18212 * doc/loop.texi: Update information on loop numbering and behavior of
18213 FOR_EACH_LOOP wrto new loops.
18214 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
18215 add_to_evolution_1): Test nestedness of loops instead of comparing
18217 * tree-chrec.c (chrec_fold_plus_poly_poly,
18218 chrec_fold_multiply_poly_poly, chrec_evaluate,
18219 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
18220 reset_evolution_in_loop): Ditto.
18221 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
18223 2007-01-31 Dirk Mueller <dmueller@suse.de>
18225 * c-common.c (warn_about_parentheses): Separate warning about
18226 un-parenthized sequence of comparison operators from the one
18227 which is supposed to warn about x <= y <= z.
18229 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
18231 * optabs.h (enum optab_index): Add new OTI_isinf.
18232 (isinf_optab): Define corresponding macro.
18233 * optabs.c (init_optabs): Initialize isinf_optab.
18234 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
18236 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
18237 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
18239 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
18240 expand_builtin_interclass_mathfn.
18241 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
18242 * config/i386/i386.md (UNSPEC_FXAM): New constant.
18243 (fxam<mode>2_i387): New insn pattern.
18244 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
18245 built-in functions as x87 inline asm.
18247 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18249 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
18251 2007-01-30 Eric Christopher <echristo@apple.com>
18253 * config.gcc: Add geode.
18255 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18257 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
18258 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
18259 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
18260 value-prof.c: Fix comment typos.
18262 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18265 * doc/invoke.texi (Wpointer-arith): Document warning.
18267 2007-01-30 Janis Johnson <janis187@us.ibm.com>
18269 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
18270 the list of discrepancies from the draft TR.
18272 2007-01-30 Dirk Mueller <dmueller@suse.de>
18275 * doc/invoke.texi (-Wreturn-type): Update description to
18276 match new behavior.
18278 2007-01-30 Richard Sandiford <richard@codesourcery.com>
18280 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
18282 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
18284 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
18285 to handle optabs that operate on floating point input argument and
18286 output to integer output.
18287 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
18288 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
18289 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
18290 expand_builtin_interclass_mathfn ().
18291 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
18292 (ilogbsi2): Remove.
18293 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
18294 ilogbl built-in functions as x87 intrinsics.
18296 2007-01-30 Richard Guenther <rguenther@suse.de>
18298 PR middle-end/27657
18299 * dwarf2out.c (reference_to_unused): Query varpool if the
18300 variable was output.
18302 2007-01-30 Richard Guenther <rguenther@suse.de>
18304 PR middle-end/30313
18305 * passes.c (execute_one_pass): Reset in_gimple_form to not
18306 confuse non-unit-at-a-time mode.
18308 2007-01-29 Roger Sayle <roger@eyesopen.com>
18309 Richard Guenther <rguenther@suse.de>
18311 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
18312 avoid undefined behaviour on overflow. Use force_fit_type_double
18313 to construct the constant with the specified TREE_OVERFLOW.
18315 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18317 * config/dfp-bit.c: Add parameterized support for fp exceptions.
18318 * config/dfp-bit.h: Ditto.
18320 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18322 * c-decl.c (pop_scope): Replace warnings with call to
18323 warn_for_unused_label.
18324 * c-common.h (warn_for_unused_label): Declare.
18325 * c-common.c (warn_for_unused_label): Define.
18327 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18329 * tree-optimize.c (update_inlined_to_pointers): Delete unused
18332 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18334 * Makefile.in (USER_H): Remove decfloat.h.
18335 * ginclude/decfloat.h: Delete, moving contents to ...
18336 * ginclude/float.h: Add support for decimal floating point,
18337 guarded by __STDC_WANT_DEC_FP__.
18339 2007-01-29 Mike Stump <mrs@apple.com>
18341 * doc/gccint.texi (Top): Rename Loop Representation to Loop
18342 Analysis and Representation to resolve case insensitive conflict.
18343 * doc/loop.texi (Loop Analysis and Representation): Likewise.
18345 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
18347 * tree.h (struct tree_memory_tag): Add aliases member.
18348 (MTAG_ALIASES): New macro.
18349 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
18350 (add_may_alias): Remove pointer-set. Update for may_aliases being
18352 (mark_aliases_call_clobbered): Update for may_aliases being a
18354 (compute_tag_properties): Ditto.
18355 (create_partition_for): Ditto.
18356 (compute_memory_partitions): Ditto.
18357 (dump_may_aliases_for): Ditto.
18358 (is_aliased_with): Ditto.
18359 (add_may_alias_for_new_tag): Ditto.
18360 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
18361 (compute_is_aliased): New function.
18362 (compute_may_aliases): Call compute_is_aliased).
18363 (init_alias_info): Initialize alias_bitmap_obstack.
18364 (union_alias_set_into): New function.
18365 (compute_flow_sensitive_aliasing): Use union_aliases_into.
18366 (have_common_aliases_p): Rewrite to take two bitmaps and use
18368 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
18369 Update for bitmaps.
18370 (finalize_ref_all_pointers): Update for add_may_alias changes.
18371 (new_type_alias): Ditto.
18372 * tree-flow-inline.h (may_aliases): Return a bitmap.
18373 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
18374 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
18375 may_aliases being a bitmap.
18376 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
18377 may_aliases now returns a bitmap.
18378 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
18380 * tree-ssa-operands.c (add_virtual_operand): Update for
18381 may_aliases being a bitmap.
18383 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
18385 PR tree-optimization/30630
18386 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
18387 variable as changed.
18389 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
18392 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
18393 expanded only once even if an error occurs.
18395 2007-01-29 Ben Elliston <bje@au.ibm.com>
18397 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
18398 (__gcov_average_profiler): Likewise.
18399 (__gcov_ior_profiler): Likewise.
18400 (__gcov_merge_ior): Likewise.
18402 2007-01-28 Jan Hubicka <jh@suse.cz>
18404 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
18405 * value-prof.c (stringop_block_profile): Likewise.
18407 2007-01-28 Jan Hubicka <jh@suse.cz>
18409 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
18410 Add variant handling histograms; add wrapper.
18411 (clear_storage_via_libcall): Export.
18412 (emit_block_move_hints): Break out from ...; add histograms.
18413 (emit_block_move): ... this one.
18414 (clear_storage_hints): Break out from ...; add histograms.
18415 (clear_storage): ... this one.
18416 (set_storage_via_memset): Handle histogram.
18417 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
18418 (clear_storage_hints, clear_storage_via_libcall): Declare.
18419 (set_storage_via_setmem): Update prototype.
18420 * doc/md.texi (movmem, setmem): Document new arguments.
18422 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
18423 Add new histograms.
18424 (stringop_block_profile): New global function.
18425 (tree_stringops_values_to_profile): Profile block size and alignment.
18426 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
18428 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
18429 (stringop_block_profile): Declare.
18430 * builtins.c: Include value-prof.h.
18431 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
18432 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
18433 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
18434 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
18435 * profile.c (instrument_values): Add new counters.
18436 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
18438 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
18439 (tree_init_edge_profiler): Build new profilers.
18440 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
18441 (pass_tree_profile): Add dump.
18442 (tree_profile_hooks): Update.
18443 * Makefile.in (LIBGCOV): Add new constants.
18444 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
18445 __gcov_ior_profiler): New.
18446 * i386.md (movmem/setmem expanders): Add new optional arguments.
18448 2007-01-28 David Edelsohn <edelsohn@gnu.org>
18450 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
18452 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18454 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
18455 (tree_unswitch_single_loop): Pass eni_size_weights to
18456 tree_num_loop_insns.
18457 * tree-ssa-loop-manip.c: Include tree-inline.h.
18458 (can_unroll_loop_p): Pass eni_size_weights to
18459 tree_num_loop_insns.
18460 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
18461 Pass eni_size_weights to estimate_num_insns.
18462 * tree.h (init_inline_once): Export.
18463 * toplev.c (backend_init): Call init_inline_once.
18464 * cgraphunit.c (cgraph_process_new_functions,
18465 cgraph_analyze_function): Pass eni_inlining_weights to
18466 estimate_num_insns.
18467 * ipa-inline.c (compute_inline_parameters): Ditto.
18468 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
18469 to estimate_num_insns.
18470 (try_unroll_loop_completely): Pass eni_size_weights to
18471 tree_num_loop_insns.
18472 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
18473 ot estimate_num_insns.
18474 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
18475 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
18476 * tree-inline.c (eni_inlining_weights, eni_size_weights,
18477 eni_time_weights): New variables.
18478 (init_inline_once): Initialize them.
18479 (struct eni_data): Mew.
18480 (estimate_num_insns_1, estimate_num_insns): Use weights.
18481 * tree-inline.h (struct eni_weights_d): New.
18482 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
18483 (estimate_num_insns): Declaration changed.
18484 * cfgloop.h (tree_num_loop_insns): Declaration changed.
18485 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
18486 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
18488 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18490 * tree-data-ref.c (conflict_fn): Assert that the number of affine
18491 relations in the conflict function is valid.
18493 2007-01-27 Ian Lance Taylor <iant@google.com>
18495 * common.opt: Add fstrict-overflow.
18496 * opts.c (decode_options): Set flag_strict_overflow if -O2.
18497 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
18498 (TYPE_OVERFLOW_UNDEFINED): Define.
18499 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
18501 * tree.h (TYPE_TRAP_SIGNED): Don't define.
18502 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
18503 (fold_negate_expr): Likewise.
18504 (make_range): Likewise.
18505 (extract_muldiv_1): Likewise.
18506 (maybe_canonicalize_comparison): Likewise.
18507 (fold_comparison): Likewise.
18508 (fold_binary): Likewise.
18509 (tree_expr_nonnegative_p): Likewise.
18510 (tree_expr_nonzero_p): Likewise.
18511 * tree-vrp.c (compare_values): Likewise.
18512 (extract_range_from_binary_expr): Likewise.
18513 (extract_range_from_unary_expr): Likewise.
18514 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
18516 (nowrap_type_p): Likewise.
18517 * tree-scalar-evolution.c (simple_iv): Likewise.
18518 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
18519 (build_range_check): Likewise.
18520 (extract_muldiv_1): Likewise.
18521 (fold_comparison): Likewise.
18522 * tree-vrp.c (vrp_int_const_binop): Likewise.
18523 (extract_range_from_unary_expr): Likewise.
18524 * convert.c (convert_to_integer): Likewise.
18525 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
18526 (fold_comparison): Likewise.
18527 (fold_binary): Likewise.
18528 * optabs.c (optab_for_tree_code): Likewise.
18529 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
18530 * simplify-rtx.c (simplify_const_relational_operation): Check
18531 flag_strict_overflow and flag_trapv.
18532 (simplify_const_relational_operation): Likewise.
18533 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
18534 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
18537 2007-01-27 Roger Sayle <roger@eyesopen.com>
18539 * tree.c (tree_fold_gcd): Delete.
18540 * tree.h (tree_fold_gcd): Remove prototype.
18541 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
18542 test whether one constant integer is a multiple of another. Instead
18543 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
18544 * fold-const.c (multiple_of_p): We've determined both TOP and
18545 BOTTOM are integer constants so we can call int_const_binop directly
18546 instead of the more generic const_binop.
18548 2007-01-27 Roger Sayle <roger@eyesopen.com>
18550 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
18551 1*X check that the constant hasn't overflowed, to preserve the
18553 (round_up): Provide an efficient implementation when rouding-up an
18554 INTEGER_CST to a power-of-two.
18556 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18558 * doc/sourcebuild.texi: Add comma for clarity.
18559 * doc/extend.texi: Fix some typos.
18560 * doc/passes.texi: Likewise.
18561 * doc/cppinternals.texi: Likewise.
18562 * doc/c-tree.texi: Likewise.
18563 * doc/tree-ssa.texi: Likewise.
18564 * doc/install.texi: Likewise.
18566 2007-01-27 Jan Hubicka <jh@suse.cz>
18568 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
18569 (pass_sra): Do not require alias information.
18570 * passes.c (init_optimization_passes): Add SRA
18572 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18574 * tracer.c (rest_of_handle_tracer): We already cleaned
18575 up the CFG in tracer() so don't do it here again.
18576 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18577 cleanup_cfg here, either. And don't call renumber_insns.
18579 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18580 and BB_HEAD are in the insn stream here. Instead make sure
18581 that BB_INSN is valid on all insns. Also, do check here that
18582 there are no pending branch predictions...
18583 (rtl_verify_flow_info): ...instead of doing it here. Checks
18584 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18587 2007-01-26 Roger Sayle <roger@eyesopen.com>
18589 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18590 function to simplify/factorize operand order canonicalization.
18591 (ix86_fixup_binary_operands): Reorganize using the above function.
18592 (ix86_binary_operator_ok): Likewise.
18594 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18596 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18597 file scope from optimize_attrs.
18598 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18600 (optimize_attrs): Clear insn_code_values after freeing it.
18602 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18604 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18605 a parts.base assignment.
18607 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18609 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18610 (compute_subscript_distance, initialize_data_dependence_relation,
18611 finalize_ddr_dependent, analyze_ziv_subscript,
18612 analyze_siv_subscript_cst_affine,
18613 compute_overlap_steps_for_affine_univar,
18614 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18615 analyze_siv_subscript, analyze_miv_subscript,
18616 analyze_overlapping_iterations, subscript_dependence_tester_1,
18617 compute_self_dependence, free_dependence_relation): Work
18618 with affine_fn instead of chrecs.
18619 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18620 common_affine_function, affine_function_base,
18621 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18622 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18623 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18624 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18625 (all_chrecs_equal_p): Removed.
18626 * tree-data-ref.h (affine_fn, conflict_function): New types.
18627 (struct subscript): Change type of conflicting_iterations_in_a
18628 and conflicting_iterations_in_b.
18630 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18633 * config/pa/pa.h (TARGET_HPUX_11): New.
18634 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18635 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18637 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18638 Richard Guenther <rguenther@suse.de>
18640 * tree-ssa-structalias.c (solve_graph): Handle case
18641 we merged the variable to another.
18643 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18645 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18648 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18649 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18651 2007-01-25 DJ Delorie <dj@redhat.com>
18653 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18654 allow changes to modes which don't fit in those registers.
18656 * reload1.c (choose_reload_regs): Check for invalid subregs before
18657 computing their locations, not after.
18659 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18662 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18663 save Altivec registers in an eh_return function.
18664 (compute_vrsave_mask): Likewise.
18665 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18666 for saving Altivec registers.
18667 (rs6000_emit_prologue): Don't allocate stack twice in
18668 eh_return function. Correct expected value of altivec_save_offset
18669 when using save_world. Describe save of R0 to stack when using
18670 save_world. Describe stack pointer adjustment when using
18671 save_world. Remove duplicated eh_return parameter register saving.
18672 Update sp_offset variable after save_world.
18673 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18675 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18676 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18679 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18681 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18683 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18686 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18687 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18689 2007-01-25 Richard Guenther <rguenther@suse.de>
18691 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18692 * common.opt (-Wcoverage-mismatch): New warning option.
18693 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18694 if -Wcoverage-mismatch is given.
18696 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18698 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18699 (ipcp_driver): Change to static definition.
18700 Add dumping of the ifunctions.
18701 (constant_val_insert): Remove unused parameter. Support for SSA.
18702 (ipcp_propagate_const): Support for SSA.
18703 (ipcp_profile_bb_print): Print only analyzed nodes.
18704 (ipcp_replace_map_create): Remove support for Fortran constant
18706 * ipa-prop.c (ipa_method_modify_stmt,
18707 ipa_callsite_compute_param): Support for SSA.
18708 * ipa-prop.h (ipcp_driver): Remove declaration.
18709 (IS_VALID_TREE_MAP_INDEX): Add define.
18711 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18713 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18715 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18717 PR middle-end/30447
18718 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18719 constant argument to cabs and do it without checking for
18720 -funsafe-math-optimizations.
18722 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18724 * c-common.h (RID_FIRST_CXX0X): New.
18725 (RID_LAST_CXX0X): New.
18726 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18728 * c.opt (Wc++0x-compat): New.
18729 * doc/invoke.texi (-Wc++0x-compat): Document.
18731 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18733 * builtins.c (fold_builtin_carg): New.
18734 (fold_builtin_1): Use it.
18736 2007-01-24 Jan Hubicka <jh@suse.cz>
18738 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18740 * ipa-inline.c (initial_insns, max_insns): Delete.
18741 (compute_max_insns): New function.
18742 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18743 amount of insns as base for code growth.
18744 (cgraph_decide_inlining): Make initial_insns local; do not compute
18746 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18747 * doc/invoke.texi (inline-unit-growth): Update docs.
18749 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18751 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18752 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18753 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18754 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18755 for CPUs that have PTA_CX16 set.
18757 PR middle-end/27416
18758 * gimplify.c (omp_check_private): New function.
18759 (gimplify_scan_omp_clauses): Use it for
18760 firstprivate/lastprivate/reduction.
18762 PR middle-end/30494
18763 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18764 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18766 PR middle-end/30421
18767 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18768 If lower_lastprivate_clauses emits some statements, append them
18769 to dlist rather than body_p and to body_p append an initializer.
18770 (lower_omp_for): Adjust caller.
18772 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18774 * target.h (globalize_decl_name): New.
18775 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18776 * output.h (default_globalize_decl_name): New.
18777 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18779 (globalize_decl): Ditto.
18780 (default_globalize_decl_name): New.
18781 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18782 (ia64_handle_version_id_attribute): New.
18783 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18784 (ia64_asm_output_external): Use globalize_decl_name instead
18785 of globalize_label.
18786 * doc/extend.texi (version_id): New pragma.
18787 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18789 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18791 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18792 _uleb128_t and _Unwind_SWord with _sleb128_t.
18793 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18794 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18796 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18797 * unwind-pe.h (read_uleb128, read_sleb128,
18798 read_encoded_value_with_base): Likewise.
18799 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18801 2007-01-24 Richard Guenther <rguenther@suse.de>
18803 * builtins.c (expand_builtin_cexpi): Get the fndecl
18804 for cexp in the correct way.
18806 2007-01-24 Jan Hubicka <jh@suse.cz>
18808 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18811 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18813 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18814 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18815 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18816 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18817 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18818 __SIZEOF_PTRDIFF_T__.
18819 * doc/cpp.texi: Documentation for the new builtin macros added.
18821 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18823 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18824 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18825 instead of operands[2] to avoid access past the end of array.
18827 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18829 * reload1.c (emit_reload_insns): Pass the reload register
18830 for a non-spill output reload through forget_old_reloads_1.
18832 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18834 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18835 _SOFT_DOUBLE if doubles use software floating-point.
18836 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18837 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18838 * config/rs6000/darwin-ldouble.c: Also compile functions for
18839 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18840 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18841 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18842 commented-out long double override.
18843 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18844 * config/rs6000/eabispe.h: Likewise.
18845 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18846 long double for non-SPE.
18847 (rs6000_handle_option): Likewise.
18848 (invalid_e500_subreg): Disallow more subregs involding DImode,
18849 DFmode, TImode or TFmode.
18850 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18852 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18854 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18855 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18857 (rs6000_legitimate_address): Also check for TFmode for E500
18859 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18860 (spe_build_register_parallel): Handle TFmode and TCmode.
18861 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18863 (function_arg): Handle TFmode and TCmode for E500 double.
18864 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18866 (print_operand): Handle TFmode and TImode for %y.
18867 (rs6000_generate_compare): Handle TFmode comparisons for E500
18869 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18870 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18871 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18872 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18873 TFmode for E500 double.
18874 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18875 (floatsidf2): Enable for E500 double.
18876 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18877 (extenddftf2): Change to extenddftf2_fprs.
18878 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18879 depending on TARGET_E500_DOUBLE.
18880 (extendsftf2): Enable for E500 double.
18881 (trunctfdf2): Enable for E500 double.
18882 (trunctfsf2): Change to trunctfsf2_fprs.
18883 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18884 depending on TARGET_E500_DOUBLE.
18885 (floatsitf2): Enable for E500 double.
18886 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18887 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18888 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18889 (negtf2): Change to negtf2_internal.
18890 (negtf2): New expander.
18891 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18892 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18893 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18894 (movdi_internal32): Use rs6000_nonimmediate_operand.
18895 (unnamed splitter): Likewise.
18896 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18897 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18898 (SPE64TF, DITI): New mode macros.
18899 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18902 (frob_<mode>_di_2): New.
18903 (frob_tf_di_8_2): New.
18904 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18906 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18908 (frob_ti_<mode>_8_2): New.
18909 (frob_ti_tf_2): New.
18910 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18911 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18913 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18914 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18915 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18916 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18917 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18918 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18921 2007-01-23 Ian Lance Taylor <iant@google.com>
18923 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18925 (OBJS-archive): Reformat, alphabetize.
18926 (OBJS): Change out_object_file to OBJS-md.
18928 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18930 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18931 JUMP_P and CALL_P predicates where applicable.
18932 * config/i386/i386.c: Ditto.
18933 * config/i386/i386.md: Ditto.
18934 * config/i386/mmx.md: Ditto.
18935 * config/i386/predicates.md: Ditto.
18937 2007-01-22 Andreas Schwab <schwab@suse.de>
18939 * config/m68k/m68k.h: Fix comment.
18941 2007-01-22 Jan Hubicka <jh@suse.cz>
18943 * passes.c (init_optimization_passes): Do not rerun
18944 pass_early_warn_uninitialized.
18946 2007-01-22 Richard Guenther <rguenther@suse.de>
18948 PR tree-optimization/30038
18949 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18951 (execute_cse_sincos_1): Likewise.
18952 (execute_cse_sincos): Likewise.
18953 (gate_cse_sincos): Likewise.
18954 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18955 the cexpi() canonicalization of sincos().
18956 * tree-pass.h (pass_cse_sincos): Declare.
18957 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18959 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18961 PR rtl-optimization/29329
18962 * combine.c (replaced_rhs_insn): Rename to i2mod.
18963 (replaced_rhs_value): Rename to i2mod_new_rhs.
18964 (i2mod_old_rhs): New global variable.
18965 (combine_instructions): Adjust for above change. Save a copy of
18966 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18967 note are substituted in the second instruction.
18968 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18969 ditch the note if it pertains to the second eliminated register
18970 and this register is mentioned in i2mod_old_rhs.
18973 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18975 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18976 the insn to which the note was originally attached.
18978 2007-01-21 Jan Hubicka <jh@suse.cz>
18980 * ipa-inline.c (inlining_mode): Comment, move up.
18981 (cgraph_decide_inlining_incrementally): Do not perform inlining
18982 itself; fix handling of flattening of self recursive functions.
18983 (cgraph_find_cycles): Remove.
18984 (cgraph_flatten_node): Remove.
18985 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18986 (try_inline): New function.
18987 (cgraph_early_inlining): Update call of
18988 cgraph_decide_inlining_incrementally. Apply inlining here.
18989 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18991 2007-01-21 Dirk Mueller <dmueller@suse.de>
18994 * tree-vrp.c (check_array_bounds): do not warn
18995 about ADDR_EXPR's of ARRAY_REF's which are immediately
18996 used in binary expressions.
18998 2007-01-21 Ira Rosen <irar@il.ibm.com>
19000 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
19001 read_write_dep and macros for its access.
19002 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
19003 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
19004 argument, call vect_check_interleaving for every independent pair of
19005 data-refs. Mark loads that access the same memory location as a store
19007 (vect_check_dependences): Remove.
19008 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
19009 call, fix the call to vect_analyze_data_ref_dependence.
19010 (vect_analyze_data_ref_access): For statements that access the same
19011 data-ref, check that they are not stores; for loads, check that there
19012 is no store that access the same location.
19014 2007-01-20 Roger Sayle <roger@eyesopen.com>
19015 Joseph Myers <joseph@codesourcery.com>
19017 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
19018 (-fdump-rtl-stack): Likewise.
19019 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
19020 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
19021 (-mpt-fixed): Use @minus{} for minus sign.
19022 (Using Precompiled Headers): Fix under/overfull hbox.
19024 2007-01-20 Jan Hubicka <jh@suse.cz>
19026 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
19027 place within annotation.
19029 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19031 * pa.c (output_move_double): Change array size of xoperands to 4.
19033 2007-01-20 Jan Hubicka <jh@suse.cz>
19035 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
19038 2007-01-19 Ian Lance Taylor <iant@google.com>
19040 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
19041 constant to unsigned HOST_WIDE_INT before negating.
19043 2007-01-19 Ian Lance Taylor <iant@google.com>
19045 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
19047 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
19048 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19049 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
19050 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
19051 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19052 (realloc_vdef, realloc_vuse): Change second parameter to
19054 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
19055 fields to unsigned.
19056 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
19057 unsigned. Change x and lim locals to unsigned.
19058 (realloc_vdef, realloc_vuse): Change num_elem parameter to
19060 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
19061 (copy_virtual_operands): Change i and n locals to unsigned.
19063 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19065 PR middle-end/29335
19066 * builtins.c (fold_builtin_1): Handle builtin fdim.
19068 2007-01-20 Jan Hubicka <jh@suse.cz>
19070 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19071 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19072 init_alias_heapvars.
19073 (init_alias_heapvars): Initialize only when not already initialized.
19074 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19076 2007-01-19 Roger Sayle <roger@eyesopen.com>
19078 * common.opt (fsigned-zeros): New command line option.
19079 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19080 of flag_unsafe_math_optimizations.
19081 * opts.c (set_fast_math_flags): The -ffast-math command line option
19082 implies -fno-signed-zeros.
19083 (fast_math_flags_set_p): Likewise.
19085 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19086 the documentation of -ffast-math appropriately. Wrap long lines.
19088 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19090 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19091 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19093 2007-01-19 Tomas Bily <tbily@suse.cz>
19095 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19097 (tree_init_ic_make_global_vars): New function
19098 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19099 (tree_gen_ic_profiler): New function
19100 (tree_gen_ic_func_profiler): New function
19101 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19102 (tree_profile_hooks): Added hook for indirec/virtual calls
19103 * value-prof.c (tree_find_values_to_profile): New case for
19105 (tree_values_to_profile): Call for determining indirect/virtual
19107 (tree_indirect_call_to_profile): New function
19108 (tree_ic_transform): New function
19109 (tree_ic): New function
19110 (find_func_by_pid): New function
19111 (init_pid_map): New function
19112 (tree_value_profile_transformations): Added check for
19113 indirect/virtual call transformation
19114 * value-prof.h (enum hist_type): New counter type for
19115 indirect/virtual calls
19116 (profile_hooks): Added new hook for profiling indirect/virtual
19118 * profile.c (instrument_values): New case for indirect/virtual
19120 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19121 (GCOV_COUNTER_V_INDIR): New counter type
19122 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19123 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19125 * cgraph.c: Definition of cgraph_max_pid
19126 (cgraph_create_node): Default init of pid attribute
19127 * cgraph.h: Declaration of cgraph_max_pid
19128 (struct cgraph_node): Added pid attribute
19129 * libgcov.c (__gcov_indirect_call_profiler): New function
19130 (__gcov_one_value_profiler_body): New function
19131 (__gcov_one_value_profiler): Body was moved to
19132 __gcov_one_value_profiler_body and calls it
19134 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19136 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19137 * gengtype.c (write_types_data, write_func_for_structure,
19138 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19139 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19140 (walk_type, write_func_for_structure): Generate the mark_hook if
19143 2007-01-19 Jan Hubicka <jh@suse.cz>
19145 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19146 'early' argument take inlining mode argument specifying whether to
19147 inline for size/speeed or all functions; add support for flattening;
19149 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19151 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19154 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
19155 the name of the declared identifier.
19157 2007-01-19 Dirk Mueller <dmueller@suse.de>
19159 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
19160 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
19161 duplicate evaluation.
19163 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19165 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
19166 Macroize expander using X87MODEF12 mode macro. Extend operand 1
19167 to XFMode, use acosxf2 and truncate result to requested mode.
19168 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19169 (asin<mode>2): Similarly, with asin expanders.
19170 (*fscalexf4_i387): Rename from *fscalexf4.
19171 (expNcorexf3): New expander.
19172 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
19173 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
19174 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
19175 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
19176 patterns for SSE math.
19177 (exp10<mode>2): Similarly, with exp10 expanders.
19178 (exp2<mode>2): Similarly, with exp2 expanders.
19179 (expm1<mode>2): Similarly, with expm1 expanders.
19180 (ldexp<mode>3): Similarly, with ldexp expanders.
19181 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
19182 Use gen_truncxf<mode>2_i387_noop to truncate result.
19184 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19186 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
19187 for ColdFire targets.
19189 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
19190 Richard Sandiford <richard@codesourcery.com>
19192 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
19193 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
19194 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
19195 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
19196 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19197 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19201 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
19202 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
19203 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
19204 (*adddi_dilshr32_cf): New pattern.
19205 (adddi3, subdi3): Remove first alternatives.
19207 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19209 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
19210 implemented using move.l, do not use its cc result for floating-point
19213 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19215 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
19216 from accepting 's' constraints if flag_pic.
19218 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19220 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
19221 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
19222 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
19223 condition from TARGET_68881 to TARGET_HARD_FLOAT.
19225 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
19227 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
19228 ColdFire alternatives.
19229 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
19230 * config/m68k/m68k.md (clzsi2): Define for ColdFire
19231 architectures that support ff1 instruction.
19233 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19234 Julian Brown <julian@codesourcery.com>
19236 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
19237 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
19238 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
19241 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19243 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
19245 (output_move_const_into_data_reg, output_move_simode_const): Delete.
19246 * config/m68k/m68k.c (const_method, const_int_cost): Take a
19247 HOST_WIDE_INT instead of an rtx.
19248 (m68k_rtx_costs): Update call accordingly.
19249 (output_move_const_into_data_reg): Likewise. Fix formatting.
19250 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
19252 (output_move_simode_const): Update calls after above changes.
19253 Rework to use automatic variables and predicates like MEM_P.
19254 * config/m68k/m68k.md (pushexthisi_const): Update call to
19257 2007-01-19 Dirk Mueller <dmueller@suse.de>
19259 * tree-ssa-alias.c (perform_var_substitution): Fix typo
19260 in dump_flags test.
19262 2007-01-19 Richard Guenther <rguenther@suse.de>
19264 * builtins.c (expand_builtin_cexpi): Fall back to expanding
19265 via cexp in case sincos is not available.
19267 2007-01-19 Richard Guenther <rguenther@suse.de>
19269 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
19270 * defaults.h (TARGET_HAS_SINCOS): Default to off.
19271 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
19272 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
19273 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
19274 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
19275 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
19276 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
19278 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19280 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
19282 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
19283 (atan2xf3): Directly generate RTL pattern.
19284 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
19285 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19286 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19287 disable patterns for SSE math.
19288 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
19289 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19290 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19291 disable patterns for SSE math.
19293 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
19295 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
19297 2007-01-18 Roger Sayle <roger@eyesopen.com>
19299 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
19300 VIEW_CONVERT_EXPR to the same type as it's operand.
19302 2007-01-18 David Edelsohn <edelsohn@gnu.org>
19304 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
19305 configured for long double 128.
19307 2007-01-18 Mike Stump <mrs@apple.com>
19309 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
19312 2007-01-18 Michael Meissner <michael.meissner@amd.com>
19314 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
19317 2007-01-18 Jan Hubicka <jh@suse.cz>
19319 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
19320 greater than NUM_VOP_FREE_BUCKETS.
19322 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
19324 * tree-ssa-structalias.c: Update comments.
19325 (ptabitmap_obstack): Removed.
19326 (pta_obstack): New.
19327 (oldpta_obstack): Ditto.
19328 (stats): Add a few members.
19329 (struct variable_info): Remove node, complex, address_taken, and
19330 indirect_target members. Add oldsolution member.
19331 (new_var_info): Do not initialize removed members.
19332 (constraint_expr_type): Remove INCLUDES.
19333 (constraint_graph): Add size, implicit_preds, rep,
19334 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
19335 (FIRST_REF_NODE): New macro.
19336 (LAST_REF_NODE): Ditto.
19337 (FIRST_ADDR_NODE): Ditto.
19338 (find): New function.
19340 (dump_constraint): Do not handle INCLUDES.
19341 (insert_into_complex): Do not insert duplicate constraints.
19342 (condense_varmap_nodes): Renamed and rewritten into ...
19343 (merge_node_constraints): This. Also fix bug in handling of
19344 offseted copy constraints.
19345 (clear_edges_for_node): No longer need to deal with preds at all,
19346 or removing associated preds/succs.
19347 (merge_graph_nodes): Deal with indirect_cycles.
19348 Don't deal with predecessors.
19349 (add_implicit_graph_edge): New function.
19350 (add_pred_graph_edge): Ditto.
19351 (add_graph_edge): Don't deal with predecessors.
19352 (build_constraint_graph): Removed.
19353 (build_pred_graph): New function.
19354 (build_succ_graph): Ditto.
19355 (struct scc_info): Removed in_component. Added roots, dfs, and
19356 node_mapping. Remove visited_index, unification_queue.
19357 (scc_visit): Deal with union-find we do now.
19358 Deal with cycles with REF nodes.
19359 (collapse_nodes): Renamed and rewritten to ...
19360 (unify_nodes): This.
19361 (process_unification_queue): Removed.
19362 (topo_visit): Cleanup
19363 (do_da_constraint): Use find.
19364 (do_sd_constraint): Ditto.
19365 (do_ds_constraint): Ditto.
19366 (do_complex_constraint): Ditto.
19367 (init_scc_info): Update for removed and added members.
19368 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
19369 (find_indirect_cycles): This.
19370 (equivalence_class): New variable.
19371 (label_visit): New function.
19372 (perform_variable_substitution): Rewritten.
19373 (free_var_substitution_info): New function.
19374 (find_equivalent_node): Ditto.
19375 (move_complex_constraints): Ditto.
19376 (eliminate_indirect_cycles): Ditto.
19377 (solve_graph): Only propagate changed bits.
19378 Use indirect cycle elimination.
19380 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
19381 (tree_id_eq): Renamed to ...
19382 (tree_vi_eq): This. Update for member change
19383 (insert_id_for_tree): Renamed and rewritten to ...
19384 (insert_vi_for_tree): This.
19385 (lookup_id_for_tree): Renamed and rewritten to ...
19386 (lookup_vi_for_tree): This.
19387 (get_id_for_tree): Renamed and rewritten to ...
19388 (get_vi_for_tree): Ditto.
19389 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
19390 (process_constraint): Don't handle INCLUDES.
19391 Remove special ADDRESSOF case.
19392 (find_func_aliases): Rewrite to use vi functions instead of id
19394 (create_function_info_for): Ditto.
19395 (create_variable_info_for): Ditto.
19396 (intra_create_variable_infos): Ditto.
19397 (merge_smts_into): Ditto.
19398 (find_what_p_points_to): Ditto.
19399 (init_base_vars): Ditto.
19400 (init_alias_vars): Ditto.
19401 (remove_preds_and_fake_succs): New function.
19402 (dump_sa_points_to_info): Dump new stats.
19403 (dump_solution_for_var): Use find.
19404 (set_used_smts): Fix formatting.
19405 (compute_points_to_sets): Updated for new functions.
19406 (ipa_pta_execute): Ditto.
19408 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19409 Richard Sandiford <richard@codesourcery.com>
19411 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
19413 * calls.c (expand_call): If the return value is a PARALLEL,
19414 extract its first member.
19415 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
19416 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19417 use FUNCTION_EXTRA_EPILOGUE.
19418 (m68k_function_value): Return a PARALLEL if the return value
19419 is of a pointer type.
19420 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
19421 (FUNCTION_EXTRA_EPILOGUE): Remove.
19422 * config/m68k/m68k.md (D0_REG): New constant.
19424 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19426 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19427 output a NOP for empty epilogues.
19429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19431 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
19432 before function. Extend register save check to include all
19433 registers, not just integer ones.
19435 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19437 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
19438 (m68k_use_return_insn): ...this.
19439 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
19440 * config/m68k/m68k.c (use_return_insn): Rename to...
19441 (m68k_use_return_insn): ...this.
19442 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
19443 of USE_RETURN_INSN.
19445 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19447 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
19448 nearest even, fix denormal rounding overflow.
19450 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19452 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
19453 f%$smove and f%$move.
19454 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
19455 (extendsfdf2_cf): Use fdmove instead of f%&move.
19456 (truncdfsf2_cf): Use fsmove instead of f%$smove.
19457 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
19459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19461 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
19464 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19466 * real.h (real_format): Add a canonical_nan_lsbs_set field.
19467 (coldfire_single_format): Declare.
19468 (coldfire_double_format): Likewise.
19469 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
19470 of qnan_msb_set to determine the lower bits of a canonical
19472 (encode_ieee_double): Likewise.
19473 (encode_ieee_quad): Likewise.
19474 (ieee_single_format): Initialize canonical_nan_lsbs_set.
19475 (mips_single_format): Likewise.
19476 (ieee_double_format): Likewise.
19477 (mips_double_format): Likewise.
19478 (ieee_extended_motorola_format): Likewise.
19479 (ieee_extended_intel_96_format): Likewise.
19480 (ieee_extended_intel_128_format): Likewise.
19481 (ieee_extended_intel_96_round_53_format): Likewise.
19482 (ibm_extended_format): Likewise.
19483 (mips_extended_format): Likewise.
19484 (ieee_quad_format): Likewise.
19485 (mips_quad_format): Likewise.
19486 (vax_f_format): Likewise.
19487 (vax_d_format): Likewise.
19488 (vax_g_format): Likewise.
19489 (i370_single_format): Likewise.
19490 (i370_double_format): Likewise.
19491 (decimal_single_format): Likewise.
19492 (decimal_double_format): Likewise.
19493 (decimal_quad_format): Likewise.
19494 (c4x_single_format): Likewise.
19495 (c4x_extended_format): Likewise.
19496 (real_internal_format): Likewise.
19497 (coldfire_single_format): New real_format.
19498 (coldfire_double_format): Likewise.
19499 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
19500 canonical_nan_lsbs_set.
19501 (pdp11_d_format): Likewise.
19502 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
19503 if TARGET_COLDFIRE_CPU.
19505 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19507 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
19508 (output_call, m68k_legitimize_call_address): Declare.
19509 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
19510 parenthesees. Add support for a 'W' constraint.
19511 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
19512 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
19513 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
19514 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
19516 (override_options): Initialize them. Do not set flag_no_function_cse
19517 for TARGET_ID_SHARED_LIBRARY.
19518 (m68k_output_pic_call): Delete.
19519 (m68k_legitimize_call_address): New function.
19520 (print_operand): Remove the %o prefix. Handle the %p prefix.
19521 (output_call): New function.
19522 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
19523 target address from the GOT if symbolic jumps are not allowed.
19524 * config/m68k/m68k.md (call, general_operand): Do not set
19525 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
19526 Merge separate flag_pic and !flag_pic define_insns into...
19527 (*call, *call_value): ...these new patterns. Match the address
19528 rather than the containing MEM and require it to be a call_operand.
19529 Use output_call to generate the asm template.
19530 * config/m68k/predicates.md (const_call_operand): New predicate.
19531 (call_operand): Likewise.
19533 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19535 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
19536 (STACK_GROWS_DOWNWARD): Define to 1.
19537 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
19538 comments, emphasizing that these values are only defaults.
19539 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
19540 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
19542 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19544 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
19546 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19547 Richard Sandiford <richard@codesourcery.com>
19549 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
19550 (FP_REGNO_P): New macros.
19551 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
19552 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
19553 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
19554 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
19556 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19558 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19559 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
19561 * config/m68k/t-floatlib: New file, extracting common code from...
19562 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
19563 * config/m68k/t-uclinux: Here.
19564 * config/m68k/fpgnulib.c: Do not compile extendeed precision
19565 routines on ColdFire targets.
19567 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19569 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19570 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19571 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19572 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19573 explicitly set MOTOROLA to 1.
19574 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19576 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19577 Nathan Sidwell <nathan@codesourcery.com>
19579 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19580 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19581 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19582 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19583 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19584 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19585 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19586 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19587 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19588 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19589 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19590 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19591 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19592 (DBX_REGISTER_NUMBER): Delete.
19593 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19594 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19595 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19597 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19599 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19600 * config/flat.h: New file.
19601 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19602 OBJECT_FORMAT_FLAT.
19603 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19604 indirect references for -msep-data or -mid-shared-library.
19605 Do not use PC-relative code addresses either.
19606 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19608 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19609 for shared libraries and crt1.o for executables. Use crti.o and
19611 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19612 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19613 Do not add -elf2flt or -shared-lib-id options here.
19614 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19615 Pass -shared-lib-id if -mid-shared-library, taking the library
19616 identifier from -mshared-library-id if given, otherwise
19618 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19619 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19620 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19621 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19622 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19623 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19625 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19626 jump sequence for ISA A and ISA A+.
19627 (PICJUMP): Likewise.
19629 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19631 * config.gcc (m68k-*-uclinux*): Base the port on the common
19632 and m68k GNU/Linux files rather than on the generic ELF ones.
19633 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19634 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19636 2007-01-18 Julian Brown <julian@codesourcery.com>
19637 Richard Sandiford <richard@codesourcery.com>
19639 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19640 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19641 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19643 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19644 80 unconditionally.
19645 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19647 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19649 * doc/install.texi: Document m68k-uclinuxoldabi.
19650 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19651 * config/m68k/uclinux-oldabi.h: New file, copied from
19652 config/m68k/uclinux.h.
19654 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19656 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19657 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19658 (m32r_compute_frame_size): Use unsigned for regno.
19659 (m32r_reload_lr): Use gen_frame_mem.
19661 (m32r_output_function_epilogue): Don't output the function epilogue
19663 (m32r_expand_epilogue): New.
19664 (direct_return): Return false if the function has the interrupt
19666 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19667 * config/m32r/m32r.md (epilogue): New expander.
19668 (return_lr, return_rte): New insns.
19669 (return): Make it expander.
19670 (return_normal): New expander.
19672 2007-01-18 Josh Conner <jconner@apple.com>
19675 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19676 support for UNLE, UNLT, UNGE, and UNGT.
19678 2007-01-18 Jan Hubicka <jh@suse.cz>
19680 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19681 * tree-tailcall (add_virtual_phis): Likewise.
19682 (optimize_tail_call): Return TODOs.
19683 (execute_tail_calls): Return TODOs.
19684 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19685 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19687 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19688 Cleanup cfg using TODO.
19689 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19690 * passes.c (execute_function_todo): When cleanup did something, remove
19692 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19693 (make_edges): Don't cleanup_cfg.
19695 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19697 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19698 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19699 operate on the top of stack.
19700 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19701 register handling of instructions that output to the second
19703 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19704 (move_for_stack_reg): Special-case check for dead destination
19705 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19707 * config/i386/i386.md (UNSPEC_TAN): New constant.
19708 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19709 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19710 to correctly model move of constant 1.0 to top stack slot.
19711 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19712 (unnamed peephole2 pattern): Remove corresponding peephole2
19713 pattern that optimizes tan insn and loading of constant 1.0.
19714 (tanxf2): Use fptanxf4_i387.
19715 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19716 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19717 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19718 disable patterns for SSE math.
19719 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19720 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19722 2007-01-18 Dirk Mueller <dmueller@suse.de>
19723 Richard Guenther <rguenther@suse.de>
19726 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19727 * common.opt (Warray-bounds): Add new warning option.
19728 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19730 * Makefile.in: make tree-vrp.o depend on toplev.h
19731 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19733 (check_array_refs, check_array_bounds, check_array_ref): New.
19735 2007-01-18 Jan Hubicka <jh@suse.cz>
19737 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19738 (execute_ssa_ccp): Return flags conditionally.
19739 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19741 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19743 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19745 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19746 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19748 * Makefile.c (GTFILES): Add cfglayout.h.
19749 * gengtype.c (open_base_files): Likewise.
19750 * cfglayout.c (cfg_layout_function_footer,
19751 cfg_layout_function_header) Reindent to make gengtype happy.
19752 * cfglayout.h (cfg_layout_function_footer,
19753 cfg_layout_function_header): Add GTY(()) marker.
19755 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19757 2007-01-18 Ben Elliston <bje@au.ibm.com>
19759 * genautomata.c (write_automata): Include xstrerror output in the
19760 error message if writing the DFA description file fails.
19762 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19764 * config/mips/mips-protos.h (mips_output_external): Make it
19766 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19767 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19768 (extern_list): Likewise.
19769 (extern_head): Likewise.
19770 (TARGET_ASM_FILE_END): Likewise.
19771 (mips_file_end): Likewise.
19772 (mips_output_external): Rewritten.
19774 2007-01-18 Ben Elliston <bje@au.ibm.com>
19776 * genpreds.c (write_insn_preds_c): Only write out the function
19777 body for regclass_for_constraint if we have register constraints.
19779 2007-01-17 Tom Tromey <tromey@redhat.com>
19781 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19782 * doc/install.texi (Testing): Use sourceware.org.
19783 (Binaries): Likewise.
19784 (Specific): Likewise.
19785 * doc/contrib.texi (Contributors): Use sourceware.org.
19787 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19789 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19790 (AVR_ENHANCED): Rename to ...
19791 (AVR_HAVE_MUL): ... new.
19792 (avr_enhanced_p): Rename to ...
19793 (avr_have_mul_p): ... new.
19794 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19795 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19796 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19797 (avr_have_mul_p): ... new.
19798 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19799 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19800 'avr_enhanced_p' and 'enhanced'.
19801 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19802 AVR_HAVE_MUL instead of AVR_ENHANCED.
19803 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19804 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19805 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19806 instead of AVR_ENHANCED.
19807 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19808 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19809 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19811 2007-01-17 Ian Lance Taylor <iant@google.com>
19813 * vec.h (VEC_reserve_exact): Define.
19814 (vec_gc_p_reserve_exact): Declare.
19815 (vec_gc_o_reserve_exact): Declare.
19816 (vec_heap_p_reserve_exact): Declare.
19817 (vec_heap_o_reserve_exact): Declare.
19818 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19820 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19821 negative parameter.
19822 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19823 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19824 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19825 * vec.c (calculate_allocation): Add exact parameter. Change all
19827 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19828 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19829 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19830 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19831 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19832 (vec_heap_p_reserve_exact): New function.
19833 (vec_heap_o_reserve_exact): New function.
19835 2007-01-17 Jan Hubicka <jh@suse.cz>
19837 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19839 2007-01-17 Eric Christopher <echristo@apple.com>
19841 * config.gcc: Support core2 processor.
19843 2007-01-16 Jan Hubicka <jh@suse.cz>
19845 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19846 the names, just unlink the chain so we don't crash on dangling
19850 2007-01-16 Jan Hubicka <jh@suse.cz>
19852 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19853 * tree-pass.h: Reorder to make IPA passes appear toegher.
19854 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19856 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19857 parameters, do not call early inliner.
19858 * ipa-inline.c: Update comments. Include tree-flow.h
19859 (cgraph_decide_inlining): Do not compute inlining parameters.
19860 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19861 be called with function context set up.
19862 (pass_ipa_inline): Remove unreachable functions before pass.
19863 (cgraph_early_inlining): Simplify assuming to be called from the
19865 (pass_early_inline): New pass.
19866 (cgraph_gate_ipa_early_inlining): New gate.
19867 (pass_ipa_early_inline): Turn into simple wrapper.
19868 (compute_inline_parameters): New function.
19869 (gate_inline_passes): New gate.
19870 (pass_inline_parameters): New pass.
19871 (apply_inline): Move here from tree-optimize.c
19872 (pass_apply_inline): New pass.
19873 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19875 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19876 doing them by hand.
19877 (tree_function_versioning): Do not allocate dummy struct function.
19878 * tree-inline.h (optimize_inline_calls): Update prototype.
19879 * tree-optimize.c (execute_fixup_cfg): Export.
19880 (pass_fixup_cfg): Remove
19881 (tree_rest_of_compilation): Do not apply inlines.
19882 * tree-flow.h (execute_fixup_cfg): Declare.
19883 * Makefile.in (gt-passes.c): New.
19884 * passes.c: Include gt-passes.h
19885 (init_optimization_passes): New passes.
19886 (nnodes, order): New static vars.
19887 (do_per_function_toporder): New function.
19888 (execute_one_pass): Dump current pass here.
19889 (execute_ipa_pass_list): Don't dump current pass here.
19891 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19893 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19894 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19896 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19898 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19899 (strong_alias): Define.
19900 (__gcc_qmul): Provide non-FMA for soft-float.
19901 (__gcc_qdiv): Same.
19906 (__gcc_qunord): New.
19916 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19917 soft-float functions.
19918 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19919 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19920 about long double soft float.
19922 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19923 Tehila Meyzels <tehila@il.ibm.com>
19925 * tree-vectorizer.h (is_pattern_stmt_p): New.
19926 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19927 formatting (tabs instead of spaces). Cleanup and clarify setting
19928 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19929 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19930 (vectorizable_type_demotion): Check that types are integral.
19931 (vectorizable_type_promotion): Likewise.
19932 (vectorizable_store): Fix typo. Eliminate new-line at end of
19935 2007-01-16 Jan Hubicka <jh@suse.cz>
19937 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19940 2007-01-15 Eric Christopher <echristo@apple.com>
19942 * ifcvt.c: Include vec.h, vecprim.h.
19943 (check_cond_move_block): New argument regs.
19944 Reorganize. Add registers used to regs.
19945 (cond_move_process_if_block): Use regs set above as
19948 2007-01-15 Eric Christopher <echristo@apple.com>
19950 * config/darwin.h: Update copyright.
19951 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19952 (LINK_COMMAND_SPEC): Add -u.
19953 (LINK_SPEC): Fix umbrella for above.
19955 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19957 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19960 2007-01-15 Tom Tromey <tromey@redhat.com>
19962 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19963 * doc/install.texi (Testing): Don't mention jacks.
19964 (Configuration): Document --enable-java-maintainer-mode. Move
19965 --with-java-home to libgcj-specific section. Document
19967 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19969 2007-01-15 Jan Hubicka <jh@suse.cz>
19971 * tree-ssa-dce.c (DCE_TODOs): New.
19972 (propagate_necessity): Return if something changed.
19973 (eliminate_unnecessary_stmts): Likewise.
19974 (perform_tree_ssa_dce): Return TODO flags when needed.
19975 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19977 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19979 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19980 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19981 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19982 patterns using X87MODEF12 mode macro. Extend operand 1
19983 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19984 (log10<mode>2): Ditto.
19985 (log2<mode>2): Ditto.
19986 (log1p<mode>2): Ditto.
19987 (logb<mode>2): Ditto.
19988 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19989 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19990 (*fxtractxf3_i387): Rename from *fxtractxf3.
19991 (fxtract_extend<mode>xf3_i387): New insn pattern.
19992 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19993 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19994 and gen_fyl2xxf3_i387().
19996 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19998 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19999 * cfgloopmanip.c (fix_loop_placement): Made static. Use
20000 get_loop_exit_edges. Changed return type to bool.
20001 * cfgloop.h (fix_loop_placement): Declaration removed.
20003 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
20005 * param.h (MIN_VECT_LOOP_BOUND): New.
20006 * params.def (MIN_VECT_LOOP_BOUND): New.
20007 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
20008 argument - minimum threshold for number of iterations.
20009 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
20010 argument to declaration.
20011 * tree-vect-analyze.c (vect_analyze_operations): Check value of
20012 MIN_VECT_LOOP_BOUND.
20013 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
20014 slpeel_tree_peel_loop_to_edge with additional argument.
20015 (vect_do_peeling_for_alignment): Likewise.
20016 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
20018 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
20021 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
20022 operands of size 1.
20024 2007-01-14 Jan Hubicka <jh@suse.cz>
20026 * tree-dfa.c (remove_referenced_var): New function.
20027 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
20028 prune referenced vars list too.
20029 * tree-flow.h (remove_referenced_var): Declare.
20031 2007-01-14 Jan Hubicka <jh@suse.cz>
20033 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
20035 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
20036 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
20037 * except.h (verify_eh_throw_table_statements): Kill prototype.
20038 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
20039 into call exrepssions.
20040 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
20042 * tree-cfg.c: Include pointer-set.h.
20043 (verify_node_sharing): Work on pointer set.
20044 (verify_eh_throw_stmt_node): New.
20045 (verify_stmts): Use pointers sets, verify throw_stmt.
20047 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
20049 * ipa-reference.c (analyze_function): Consider also addresses taken
20052 2007-01-12 Roger Sayle <roger@eyesopen.com>
20054 * c-typeck.c (null_pointer_constant_p): Replace use of
20055 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20056 (build_c_cast): Likewise.
20058 2007-01-12 Roger Sayle <roger@eyesopen.com>
20060 * tree.h (force_fit_type_double): Remove unused final argument.
20061 * c-common.c (constant_expression_warning): Replace use of
20062 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20063 (convert_and_check): Likewise.
20064 (shorten_compare): Update call to force_fit_type_double.
20065 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20066 * convert.c (convert_to_pointer): Update call to
20067 force_fit_type_double.
20068 * fold-const.c (force_fit_type_double): Remove overflowed_const
20070 (int_const_binop, fold_convert_const_int_from_int,
20071 fold_convert_const_int_from_real, fold_div_compare,
20072 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20073 fold_abs_const, fold_not_const): Remove the final argument from
20074 calls to force_fit_type_double.
20076 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20078 * configure.ac: Set insn to "nop" for spu-*-* also.
20079 * configure: Regenerate.
20081 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20083 * builtins.def : Add BUILT_IN_FREE.
20085 2007-01-12 Jan Hubicka <jh@suse.cz>
20087 PR tree-optimization/30443
20088 * tree-inline.c (tree_function_versioning): Do not optimize when
20089 cloning for inlining.
20091 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20093 * doc/loop.texi: Document recording of loop exits.
20094 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20095 (update_single_exits_after_duplication,
20096 update_single_exit_for_duplicated_loop,
20097 update_single_exit_for_duplicated_loops): Removed.
20098 (duplicate_loop_to_header_edge): Do not call
20099 update_single_exits_after_duplication and
20100 update_single_exit_for_duplicated_loops.
20101 (loop_version): Do not update single_exit information.
20102 (fix_loop_structure): Use record_loop_exits instead of
20103 mark_single_exit_loops.
20104 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20105 the lists of loop exits.
20106 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20107 split_edge, merge_blocks): Update the lists of loop exits.
20108 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20109 loop_optimizer_init.
20110 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20111 of mark_single_exit_loops.
20112 (loop_optimizer_finalize): Call release_recorded_exits.
20113 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20114 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20115 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20116 update single exit information.
20117 * lambda-code.c (perfect_nestify): Ditto.
20118 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20119 (mark_single_exit_loops): Removed.
20120 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20121 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20122 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20124 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20125 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20126 (verify_loop_structure): Verify consistency of the exit lists.
20127 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20128 (set_single_exit): Removed.
20129 * cfgloop.h (struct loop_exit): New function.
20130 (struct loop): single_exit_ field replaced by exits field.
20131 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20132 LOOPS_HAVE_RECORDED_EXITS.
20133 (struct loops): Added exits hash.
20134 (mark_single_exit_loops, set_single_exit): Declaration removed.
20135 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20137 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20139 * doc/invoke.texi: Avoid use of @headitem.
20141 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20143 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20145 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20147 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20150 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20151 Richard Sandiford <richard@codesourcery.com>
20153 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
20154 * config/m68k/m68k.opt: Resort options.
20155 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
20157 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20158 Richard Sandiford <richard@codesourcery.com>
20160 * doc/invoke.texi: Document the macros that are defined by
20161 m68k's -mtune and -mhard-float options.
20162 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
20163 (m68k_cpp_cpu_family): Likewise.
20164 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
20165 of __ucfv*__ macros. Define __mcffpu__ if generating code for
20166 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
20167 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
20168 (m68k_cpp_cpu_family): Likewise.
20170 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20172 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
20173 macros besides mc68000 as tuning macros. Use a switch statement
20174 to set them and mcpu32.
20176 2007-01-12 Julian Brown <julian@codesourcery.com>
20178 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
20179 (TARGET_68040_ONLY): Rename to...
20180 (TARGET_68040): ...this.
20181 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
20182 * config/m68k/m68k.md: Likewise.
20184 2007-01-12 Julian Brown <julian@codesourcery.com>
20185 Nathan Sidwell <nathan@codesourcery.com>
20186 Richard Sandiford <richard@codesourcery.com>
20188 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
20189 the -mcpu= argument associated with the --with-cpu setting.
20190 Define M68K_DEFAULT_TUNE to the default -mtune= option,
20191 if different from the one implied by the -mcpu setting.
20192 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
20193 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
20194 * doc/invoke.texi: Mention ColdFire in the introduction to the
20195 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
20196 -mno-div and -mhard-float options. Make -m68881 a synonym for
20197 -mhard-float. Document the previously-undocumented -m5206e,
20198 -m528x, -m5307 and -m5407 options. Tweak the existing option
20199 documentation for consistency.
20200 * doc/install.texi: Mention new --with-cpu arguments.
20201 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
20202 default CPU if neither -mcpu nor -march are specified.
20203 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
20204 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
20205 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
20206 using m68k_tune to decide between families that implement the
20207 same ISA. Use m68k_tune to set __mcfv4e__.
20208 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
20209 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
20210 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
20211 (FL_ISA_C, FL_ISA_MMU): New macros.
20212 (MASK_COLDFIRE): Delete.
20213 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
20214 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
20215 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
20216 (TARGET_HARD_FLOAT): Do not define here.
20217 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
20218 (TUNE_68000): New macro.
20219 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
20220 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
20221 (TUNE_CFV2): Redefine in terms of m68k_tune.
20222 (uarch_type, target_device, fpu_type): New enums.
20223 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
20224 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
20225 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
20226 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
20227 (FL_FOR_isa_c): New macros.
20228 (m68k_isa): New enum.
20229 (m68k_target_selection): New structure.
20230 (all_devices, all_isas, all_microarchs): New tables.
20231 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
20232 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
20233 (MASK_ALL_CPU_BITS): Delete.
20234 (m68k_find_selection): New function.
20235 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
20236 Map the legacy target options to a combination of the new ones.
20237 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
20238 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
20239 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
20241 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
20242 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
20244 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
20245 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
20246 * config/m68k/m68k-devices.def: New file.
20248 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20249 Nathan Sidwell <nathan@codesourcery.com>
20251 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
20252 (SUBTARGET_EXTRA_SPECS): New macros.
20253 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
20254 use %(asm_cpu_spec) instead.
20255 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
20256 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
20257 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
20258 (EXTRA_SPECS): Rename to...
20259 (SUBTARGET_EXTRA_SPECS): ...this.
20261 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20262 Richard Sandiford <richard@codesourcery.com>
20263 Julian Brown <julian@codesourcery.com>
20265 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20266 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
20267 to the configuration's default CPU.
20268 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
20269 Remove default masks.
20270 (m680[012]0-*-*): Set the default with_cpu to the first part of
20272 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
20273 (m68k*-*-linux): Extend the --with-cpu handling to...
20274 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
20275 and m68010. Don't set target_cpu_default2.
20276 * doc/install.texi: Document --with-cpu for m68k.
20277 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
20278 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
20279 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20280 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
20281 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
20282 (ASM_SPEC): Remove use of %(asm_cpu_default).
20283 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
20284 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
20285 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
20286 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
20287 __HAVE_FPU__ if TARGET_HARD_FLOAT.
20288 (TARGET_DEFAULT): Delete.
20289 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
20290 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
20291 (CPP_CPU_SPEC): Delete.
20292 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
20293 the appropriate string.
20294 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
20295 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
20296 (ASM_SPEC): Don't use %(asm_default_spec).
20297 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
20298 TARGET_DEFAULT and add MASK_68881.
20299 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
20301 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20303 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
20304 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
20305 MASK_68010 alongside MASK_68020.
20306 * doc/invoke.texi: Document -m68010.
20307 * config/m68k/m68k.opt (m68010): New.
20308 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
20310 (TUNE_68010): New macro.
20311 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
20312 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
20313 (M68K_CPU_m68332): Add MASK_68010.
20314 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
20315 fallback definition.
20316 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
20318 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
20319 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20320 to all entries that use MASK_68020.
20321 (output_move_simode_const, output_move_himode, output_move_qimode)
20322 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
20323 instead of TARGET_68020 to select clr behavior. Remove comment
20324 about there being no TARGET_68010.
20325 * config/m68k/m68k.md: Likewise throughout.
20327 2007-01-12 Julian Brown <julian@codesourcery.com>
20329 * config/m68k/m68k.h (TARGET_ISAB): New macro.
20330 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
20331 * config/m68k/m68k.md: Likewise.
20333 2007-01-12 Julian Brown <julian@codesourcery.com>
20335 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
20336 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
20338 2007-01-12 Julian Brown <julian@codesourcery.com>
20340 * config/m68k/m68k.h (TUNE_68040_60): New macro.
20341 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
20342 * config/m68k/m68k.md: Likewise.
20344 2007-01-12 Julian Brown <julian@codesourcery.com>
20345 Richard Sandiford <richard@codesourcery.com>
20347 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
20348 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
20349 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
20351 (TARGET_CPU32): Rename to...
20352 (TUNE_CPU32): ...this.
20353 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
20354 (TUNE_CFV2): New macros.
20355 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
20356 remove conditions that are implied by TARGET_68020.
20357 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
20358 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
20359 (m68k_output_function_epilogue): Likewise.
20360 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
20361 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
20362 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20363 non-68000 timings. Refactor multiplication and division costs.
20364 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
20365 TUNE_CPU32 instead of TARGET_CPU32.
20366 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
20367 and TUNE_68060 instead of TARGET_68060.
20368 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
20369 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
20371 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
20372 && !TARGET_COLDFIRE" to choose between moveq and clr.
20373 Likewise in the unnamed movsf pattern.
20374 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
20375 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
20378 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20380 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
20381 of tabbing before backslashes.
20383 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20385 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
20386 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
20387 (ASM_OUTPUT_INTERNAL_LABEL): Define.
20389 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20391 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
20392 find_interesting_uses_cond.
20393 (find_interesting_uses_cond): Use extract_cond_operands.
20394 (rewrite_use_compare): Use extract_cond_operands and
20395 force_gimple_operand_bsi. Do not call update_stmt.
20396 (determine_use_iv_cost_condition): Use extract_cond_operands.
20397 Return cheaper of using original bound and changing the exit bound.
20399 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20401 PR tree-optimization/29516
20402 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
20403 most_expensive_mult_to_index, addr_to_parts,
20404 create_mem_ref, maybe_fold_tmr): Make the type of
20405 fields of TARGET_MEM_REF sizetype.
20406 (move_fixed_address_to_symbol, move_pointer_to_base):
20408 * tree.def (TARGET_MEM_REF): Add comment on types of
20411 2007-01-11 Joseph Myers <joseph@codesourcery.com>
20413 * c-common.c (vector_types_convertible_p): Treat opaque types as
20414 always convertible if they have the same size, but not otherwise.
20416 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
20418 * ifcvt.c (struct noce_if_info): Add comments to the fields.
20419 Remove the b_unconditional field.
20420 (noce_try_sign_mask): Do not look at b_unconditional.
20421 (noce_process_if_block): Do not use merge_if_blocks. Update
20422 the CFG here. Do not set b_unconditional.
20423 (cond_move_process_if_block): Likewise.
20424 (find_cond_trap): Likewise.
20425 (check_cond_move_block): Require simple jump insns at the end
20426 of the basic block.
20428 2007-01-11 Jan Hubicka <jh@suse.cz>
20430 PR tree-optimization/1046
20431 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
20432 when alias info is not ready.
20433 (pass_tail_recursion): Do not require aliasing.
20434 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20435 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
20436 * tree-ssa-copy.c (pass_copy_prop): Likewise.
20437 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20438 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
20439 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
20440 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
20442 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
20443 When aliasing is not build, mark statement as volatile.
20445 2007-01-11 Tom Tromey <tromey@redhat.com>
20447 PR preprocessor/15185, PR preprocessor/20989:
20448 * doc/cppopts.texi <-MT>: Update description of algorithm for
20449 computing default target.
20450 <-M, -MD>: Reword "basename" text.
20452 2007-01-11 Roger Sayle <roger@eyesopen.com>
20454 * builtins.c (expand_builtin_pow, expand_builtin_powi,
20455 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
20456 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
20457 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
20458 fold_builtin_bswap, real_constp, fold_builtin_pow,
20459 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
20460 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
20461 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20462 * convert.c (convert_to_pointer): Likewise.
20463 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
20464 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
20465 const_binop, fold_convert_const_int_from_int,
20466 fold_convert_const_int_from_real,
20467 fold_convert_const_real_from_real, sign_bit_p,
20468 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
20469 fold_sign_changed_comparison, fold_unary, fold_comparison,
20470 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
20471 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
20472 * print-tree.c (print_node_brief, print_node): Likewise.
20473 * stor-layout.c (place_field, layout_type): Likewise.
20474 * tree-chrec.c (keep_cast): Likewise.
20475 * tree.c (build_vector, build_real, build_real_from_int_cst,
20476 build_complex): Likewise.
20478 2007-01-11 Roger Sayle <roger@eyesopen.com>
20480 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
20481 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
20483 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
20485 * configure.ac (strict1_warn): Rename to strict_warn.
20486 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
20487 cc_set_by_configure, quoted_cc_set_by_configure,
20488 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
20489 all_boot_languages, all_stagestuff): Remove.
20490 (target_list): Remove bootstrap targets.
20491 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
20492 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
20493 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
20494 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
20495 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
20496 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
20497 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
20498 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
20499 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
20500 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
20501 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
20502 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
20503 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
20504 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
20505 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
20506 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
20507 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
20508 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
20509 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
20510 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
20511 (mostlyclean): Adjust.
20512 (clean, distclean): Don't mention bootstrap stuff.
20513 * configure: Regenerate.
20514 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
20515 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
20516 treelang/config-lang.in (stagestuff): Remove.
20517 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
20518 stageprofile, stagefeedback, stagestuff): Remove mention.
20520 2007-01-11 Nick Clifton <nickc@redhat.com>
20522 * config/mcore/predicates.md (mcore_general_movesrc_operand):
20524 (mcore_general_movdst_operand): Do not accept CONST_INTs.
20525 (mcore_arith_K_S_operand): Run the test for the S constraint not
20526 the test for the M constraint.
20527 (mcore_addsub_operand): Do not accept integer values that are
20528 larger than 32 bits.
20529 * config/mcore/mcore.md: Remove unused constraints from split.
20530 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
20531 (addsi3): Likewise.
20532 (allocate_stack): Likewise.
20533 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
20534 operands to 32 bits.
20535 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
20537 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
20538 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
20539 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
20540 mcore_output_bclri, mcore_output_andn, output_inline_const,
20541 mcore_output_move, mcore_output_movedouble): Likewise.
20542 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
20543 (output_inline_const): Likewise.
20544 (output_inline_const): Fix format strings used in sprintf
20546 * config/mcore/mcore-protos.h: Update prototypes for changed
20547 functions in mcore.c.
20548 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
20549 HOST_WIDE_INT and not int.
20550 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
20551 CONST_OK_FOR_N): Likewise.
20552 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
20553 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
20556 2007-01-10 Jan Hubicka <jh@suse.cz>
20558 * tree-vrp.c (remove_range_assertions): Release defs.
20559 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
20560 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
20562 2007-01-10 Paul Brook <paul@codesourcery.com>
20564 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
20565 * config/arm/arm.md (mulsi3subsi): New insn.
20567 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
20569 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
20570 (tree_transform_and_unroll_loop): New.
20571 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20574 2007-01-10 Robert Kennedy <jimbob@google.com>
20576 * fold-const.c (fold_comparison): Fold comparisons like (x *
20577 1000 < 0) to (x < 0).
20579 2007-01-10 Ian Lance Taylor <iant@google.com>
20581 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20582 operands have the same priority.
20584 2007-01-10 Tom Tromey <tromey@redhat.com>
20586 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20587 (fold_binary): Likewise.
20588 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20589 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20590 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20591 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20592 * langhooks.h (struct lang_hooks): Removed field
20593 'can_use_bit_fields_p'.
20595 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20597 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20599 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20601 * function.c (get_last_funcdef_no): New function.
20602 * function.h (get_last_funcdef_no): Declare.
20603 * tree-inline.c (initialize_cfun): Add initialization.
20604 (tree_function_versioning): Cleanup.
20606 2007-01-10 Jan Hubicka <jh@suse.cz>
20608 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20611 2007-01-10 Sa Liu <saliu@de.ibm.com>
20612 Ben Elliston <bje@au.ibm.com>
20614 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20615 for SAVE_NONLOCAL and Pmode for any other save level.
20616 * spu-protos.h (spu_restore_stack_block): Declare.
20617 * spu.md (save_stack_block): Remove.
20618 (restore_stack_block): Call spu_restore_stack_block.
20619 * spu.c (spu_restore_stack_block): New function.
20620 (spu_expand_epilogue): Remove old comment.
20622 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20624 PR tree-optimization/30322
20625 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20626 (cand_value_at): Return the value as aff_tree.
20627 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20628 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20629 aff_combination_mult): New functions.
20630 (aff_combination_add): Use aff_combination_add_cst.
20631 (aff_combination_convert): Allow conversions to a wider type.
20632 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20633 * tree-affine.h (aff_combination_mult): Declare.
20635 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20637 * doc/tm.texi: Update documentation to reflect reality of exec
20638 and start file search behaviours. Update copyright year.
20639 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20640 header file directories.
20642 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20644 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20645 (*cosxf2): Rename to cosxf2_i387.
20646 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20647 using X87MODEF12 mode macro. Rename patterns to
20648 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20650 (*cosdf2, *cossf2): Ditto.
20651 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20652 to match extended input operands.
20653 (sincos<mode>3): New expander.
20654 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20655 insn patterns and corresponding splitters.
20657 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20659 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20660 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20662 2007-01-09 Nicolas Pitre <nico@cam.org>
20665 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20667 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20669 * target.h (struct gcc_target): New field library_rtti_comdat.
20670 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20671 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20672 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20673 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20675 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20677 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20679 2007-01-08 Richard Guenther <rguenther@suse.de>
20681 * tree.h (force_fit_type_double): Export.
20682 (force_fit_type): Remove.
20683 * fold-const.c (force_fit_type_double): New function.
20684 (force_fit_type): Remove.
20685 (int_const_binop): Use it.
20686 (fold_convert_const_int_from_int): Likewise.
20687 (fold_convert_const_int_from_real): Likewise.
20688 (fold_div_compare): Likewise.
20689 (fold_sign_changed_comparison): Likewise.
20690 (fold_unary): Likewise.
20691 (fold_negate_const): Likewise.
20692 (fold_abs_const): Likewise.
20693 (fold_not_const): Likewise.
20694 * c-common.c (shorten_compare): Use force_fit_type_double.
20695 * convert.c (convert_to_pointer): Likewise.
20697 2007-01-08 Richard Guenther <rguenther@suse.de>
20699 * tree.h (build_int_cst_wide_type): Export.
20700 * tree.c (build_int_cst_wide_type): New function.
20701 (build_int_cst_wide): Fix comment.
20702 * builtins.c (fold_builtin_object_size): Use build_int_cst
20703 to build -1 or 0 of the correct type. Use fit_double_type
20704 to check for overflow.
20705 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20707 (decode_field_reference): Likewise.
20708 (all_ones_mask_p): Likewise.
20709 (native_interpret_int): Use build_int_cst_wide_type.
20710 (fold_binary): Use build_int_cst_type to build an all-ones
20712 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20714 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20716 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20718 2007-01-09 Ben Elliston <bje@au.ibm.com>
20720 * genautomata.c (STATS_OPTION): New option.
20721 (stats_flag): New flag.
20722 (gen_automata_option): Handle it.
20723 (initiate_automaton_gen): Ditto.
20724 (write_automata): Output statistics only if stats_flag is
20725 set. Likewise, output time statistics only if time_flag is set.
20726 * doc/md.texi (Processor pipeline description): Document new flag.
20728 2007-01-08 Richard Guenther <rguenther@suse.de>
20730 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20731 * tree.c (build_int_cst_type): Likewise.
20732 (size_in_bytes): Don't call force_fit_type on the result.
20733 (int_fits_type_p): Use fit_double_type.
20734 * fold-const.c (fit_double_type): New function.
20735 (force_fit_type): Use it.
20736 * tree.h (fit_double_type): Export.
20738 2007-01-08 Jan Hubicka <jh@suse.cz>
20740 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20741 * ipa.c (function_and_variable_visibility): Fix return type.
20743 2007-01-08 Richard Guenther <rguenther@suse.de>
20745 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20746 of offset to build the index.
20747 * tree-pretty-print.c (dump_generic_node): Don't build negated
20748 const just for printing.
20749 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20750 * builtins.c (fold_builtin_int_roundingfn): Check if result
20751 fits the type by using force_fit_type and comparing the result.
20752 * predict.c (predict_loops): Use compare_tree_int for comparison.
20753 * tree.c (build_int_cst): Fall back to integer_type_node for
20755 (build_int_cst_wide): Assert type is non-null.
20757 2007-01-08 Roberto Costa <roberto.costa@st.com>
20759 * tree-vrp.c (extract_range_from_cond_expr): New.
20760 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20761 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20763 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20764 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20765 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20766 used as expressions.
20767 * tree-object-size.c (cond_expr_object_size): New.
20768 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20770 2007-01-08 Jan Hubicka <jh@suse.cz>
20772 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20773 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20776 2007-01-08 Richard Guenther <rguenther@suse.de>
20778 PR tree-optimization/23603
20779 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20780 (extract_range_from_binary): Fall back to truthvalue instead of
20781 varying for TRUTH_*_EXPR.
20782 (extract_range_from_comparison): Fall back to truthvalue instead of
20784 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20785 if all visited PHI values were constant.
20787 2007-01-08 Jan Hubicka <jh@suse.cz>
20789 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20790 (cgraph_analyze_function): break out from ...
20791 (cgraph_finalize_compilation_unit): ... here.
20792 (cgraph_expand_function): Remove forgoten commented out line.
20793 (cgraph_optimize): Analyze functions.
20795 2007-01-08 Jan Hubicka <jh@suse.cz>
20797 * tree-pas.h (TODO_remove_function): New flag.
20798 (TODO_update*): Renumber.
20799 (pass_ipa_increase_alignment,
20800 pass_ipa_function_and_variable_visibility): New passes.
20801 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20802 (cgraph_function_and_variable_visibility): Move to ipa.c
20803 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20804 cgraph_increase_alignment.
20805 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20806 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20807 calling tree-inline.
20808 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20809 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20810 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20811 (gate_increase_alignment): New function.
20812 (pass_ipa_increase_alignment): New pass.
20813 * ipa.c: Inline tree-pass.h and timevar.h
20814 (function_and_variable_visibility): Move here from cgraphunit.c
20815 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20816 * passes.c (init_optimization_passes): Add the two new passes.
20817 (execute_todo): Handle cgraph_remove_functions.
20819 2007-01-08 Nick Clifton <nickc@redhat.com>
20821 * config/frv/predicates.md (reg_or_0_operand): Accept
20824 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20826 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20827 * config.gcc: Add bfin*-rtems*.
20829 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20831 * c.opt: Add -flax-vector-conversions.
20832 * c-typeck.c (convert_for_assignment): Pass flag to
20833 vector_types_convertible_p to allow emission of note.
20834 (digest_init): Likewise.
20835 * c-opts.c: Handle -flax-vector-conversions.
20836 * c-common.c (flag_lax_vector_conversions): New.
20837 (vector_types_convertible_p): Unless -flax-vector conversions
20838 has been passed, disallow conversions between vectors with
20839 differing numbers of subparts and/or element types. If such
20840 a conversion is disallowed, possibly emit a note on the first
20841 occasion only to inform the user of -flax-vector-conversions.
20842 The new last argument specifies this.
20843 * c-common.h (flag_lax_vector_conversions): New.
20844 (vector_types_convertible_p): Add extra argument.
20845 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20846 char_type_node for V*QI type vectors.
20847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20848 Update to satisfy new typechecking rules.
20849 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20850 C and C++ variants.
20851 * doc/invoke.texi (C Dialect Options): Document
20852 -flax-vector-conversions.
20854 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20856 PR tree-optimization/29877
20857 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20858 a register variable on the RHS to not be replaceable.
20860 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20861 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20862 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20863 const_simm15, const_pow2, const_npow2): Added.
20864 * config/score/misc.md (insv, extv, extzv, movmemsi,
20865 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20866 * config/score/score.c (score_address_cost, score_select_cc_mode):
20868 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20869 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20870 Update score_print_operand.
20871 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20872 Adjust register allocate order and update some macro define.
20873 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20874 mdx_block_move_straight, mdx_block_move_loop_head,
20875 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20876 mdx_block_move_loop, mdx_block_move): Added.
20877 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20878 mdp_limm): Updated and fix some bug and typo.
20879 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20880 (movsf, movdf, doloop_end): Added.
20882 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20884 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20885 config/arm/thumb2.md: Fix comment typos.
20886 * doc/extend.texi: Fix a typo.
20888 2007-01-07 Eric Christopher <echristo@apple.com>
20890 * configure.ac: Check for __stack_chk_fail for darwin.
20891 * configure: Regenerate.
20893 2007-01-07 Richard Guenther <rguenther@suse.de>
20895 * tree-vrp.c (extract_range_from_assert): CSE calls to
20896 compare_values where possible.
20897 (extract_range_from_unary_expr): Likewise.
20899 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20901 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20902 * config/avr/avr.c (call_insn_operand): Delete function.
20903 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20904 instead of register number. Use predicates.
20905 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20906 call_insn_operand): Add.
20908 2007-01-06 Jan Hubicka <jh@suse.cz>
20910 * tree-pass.h (pass_build_cgraph_edges): Declare.
20911 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20912 (visited_nodes): Remove.
20913 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20914 build_cgrpah_edges; make visited_nodes local.
20915 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20916 (record_references_in_initializer): Move to cgraphbuild.c
20917 (initialize_inline_failed, rebuild_cgraph_edges,
20918 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20919 (verify_cgraph_node): Make visited_nodes local.
20920 (cgraph_analyze_function): Do not call cgraph_create_edges and
20921 initialize_inline_failed.
20922 (cgraph_expand_function): Do not call cgraph_lower_function;
20923 assert that function is already lowered.
20924 * Makefile.in (cgraphbuild.o): New.
20925 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20926 at the end of lowering passes.
20928 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20930 * ifcvt.c (cond_move_convert_if_block): New function, code
20931 factored out from...
20932 (cond_move_process_if_block): ...here. Call the new function
20933 on the THEN and ELSE blocks.
20934 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20935 already takes care of this.
20937 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20940 * tree.h (TREE_OVERFLOW_P): New.
20941 * c-typeck.c (parser_build_unary_op): Warn only if result
20942 overflowed and operands did not.
20943 (parser_build_binary_op): Likewise.
20944 (convert_for_assignment): Remove redundant overflow_warning.
20945 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20947 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20949 * c-typeck.c (store_init_value): Split over two lines to follow
20950 the GNU coding style.
20952 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20954 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20955 __GXX_EXPERIMENTAL_CXX0X__.
20956 * doc/cpp.texi: Same.
20958 2007-01-05 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/27826
20961 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20962 with mismatched types. Instead explicitly build a
20963 conversion NOP_EXPR.
20965 2007-01-05 Ian Lance Taylor <iant@google.com>
20967 * c-common.c (decl_with_nonnull_addr_p): New function.
20968 (c_common_truthvalue_conversion): Call it.
20969 * c-typeck.c (build_binary_op): Likewise.
20970 * c-common.h (decl_with_nonnull_addr_p): Declare.
20972 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20975 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20978 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20980 * doc/install.texi (Final install): Document the fact that
20981 the GNAT runtime should not be stripped.
20983 2007-01-04 Jan Hubicka <jh@suse.cz>
20985 * tree-inline.c (fold_marked_statements): Update operand caches
20986 and EH after folding
20988 2007-01-04 Ian Lance Taylor <iant@google.com>
20990 * c-common.c (check_function_nonnull): Whitespace fix.
20992 2007-01-04 Jan Hubicka <jh@suse.cz>
20994 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20995 comitted older version of patch.
20996 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20997 function, celanup cfg and collect garbage.
20999 2007-01-04 Mike Stump <mrs@apple.com>
21001 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
21004 2007-01-04 Eric Christopher <echristo@apple.com>
21006 * libgcc2.c (__bswapsi2): Use SItype.
21007 (__bswapdi2): Use DItype.
21008 * libgcc2.h: Update for above.
21010 2007-01-04 Paul Brook <paul@codesourcery.com>
21012 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
21013 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
21014 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
21015 umulsidi3, umulsidi3adddi, smulsi3_highpart,
21016 umulsi3_highpart): Make conditional on !arm_arch6.
21017 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
21018 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
21019 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
21020 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
21021 umulsi3_highpart_v6): New insns.
21023 2007-01-04 Roger Sayle <roger@eyesopen.com>
21025 * fold-const.c (fold_convert): When casting an expression to void,
21026 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
21027 have a type. Instead of attempting to build a NOP_EXPR, return
21028 these "special" trees directly.
21030 2007-01-04 Joseph Myers <joseph@codesourcery.com>
21032 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
21033 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
21034 rs6000_cost->fp not 0 as adjustment for outer NEG.
21036 2007-01-04 Jan Hubicka <jh@suse.cz>
21038 * cgraph.c (cgraph_release_function_body): New function.
21039 (cgraph_remove_node): Use it.
21040 * cgraph.h (cgraph_release_function_body): Declare.
21041 * cgraphunit.c (cgraph_expand_function): Use it.
21042 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
21043 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
21044 is initialized and while compilation of other function is running.
21045 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
21046 statement CFG annotations from here to ...
21047 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
21049 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
21051 * cfgloop.h (enum li_flags): Make the constants powers of two.
21053 2007-01-04 Jan Hubicka <jh@suse.cz>
21055 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
21057 (fold_marked_statements): New function.
21058 (optimize_inline_calls, tree_function_versioning): Fold new statements.
21059 * tree-inline.h (copy_body_data): Add statements_to_fold.
21061 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21063 * config.gcc: Mention libgcc/config.host.
21064 * Makefile.in: Update comments mentioning libgcc.
21065 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21066 (all.cross, start.encap, rest.encap, rest.cross): Update
21067 dependencies for libgcc move.
21068 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21069 (clean-target, clean-target-libgcc): Delete.
21070 (srcdirify, GCC_EXTRA_PARTS): New macros.
21071 (libgcc-support, libgcc.mvars): New rules.
21072 (distclean): Remove mention of mklibgcc.
21073 (install): Don't reference INSTALL_LIBGCC.
21074 (install-common): Don't reference EXTRA_PARTS.
21075 (install-libgcc, install-multilib): Delete rules.
21076 * mklibgcc.in: Delete file.
21077 * doc/configfiles.texi: Don't mention mklibgcc.
21079 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21080 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21081 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21082 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21083 (mklibgcc, ldblspecs): Likewise.
21085 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21086 (posixpre.def): Use $(T).
21087 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21088 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21089 (SHLIB_LINK): Make dummy.
21090 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21092 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21094 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21095 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21096 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21097 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21099 * configure.ac (all_outputs): Remove mklibgcc.
21100 * configure: Regenerated.
21102 2007-01-03 Josh Conner <jconner@apple.com>
21104 PR middle-end/29683
21105 * calls.c (compute_argument_addresses): Set stack and stack_slot
21106 for partial args, too.
21107 (store_one_arg): Use locate.size.constant for the size when
21108 generating a save_area.
21110 2007-01-03 Robert Kennedy <jimbob@google.com>
21112 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21113 whose definitions are deleted due to basic block merging.
21115 2007-01-03 Paul Brook <paul@codesourcery.com>
21118 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21120 (use_return_insn): Return 0 for Thumb interrupt functions.
21121 (print_multi_reg): Add rfe argument for IRQ returns.
21122 (arm_output_epilogue): Pop interrupt return address directly into PC.
21123 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21125 2007-01-03 Paul Brook <paul@codesourcery.com>
21127 Merge from sourcerygxx-4_1.
21128 * config/arm/thumb2.md: New file.
21129 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21131 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21132 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21133 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21134 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21136 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21137 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21139 * config/arm/ieee754-sf.S: Ditto.
21140 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21141 (thumb1_base_register_rtx_p): ... to this.
21142 (thumb_index_register_rtx_p): Rename...
21143 (thumb1_index_register_rtx_p): ... to this.
21144 (thumb_output_function_prologue): Rename...
21145 (thumb1_output_function_prologue): ... to this.
21146 (thumb_legitimate_address_p): Rename...
21147 (thumb1_legitimate_address_p): ... to this.
21148 (thumb_rtx_costs): Rename...
21149 (thumb1_rtx_costs): ... to this.
21150 (thumb_compute_save_reg_mask): Rename...
21151 (thumb1_compute_save_reg_mask): ... to this.
21152 (thumb_final_prescan_insn): Rename...
21153 (thumb1_final_prescan_insn): ... to this.
21154 (thumb_expand_epilogue): Rename...
21155 (thumb1_expand_epilogue): ... to this.
21156 (arm_unwind_emit_stm): Rename...
21157 (arm_unwind_emit_sequence): ... to this.
21158 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
21159 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
21160 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
21161 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
21162 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
21163 thumb2_output_casesi): New functions.
21164 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
21165 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
21166 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
21167 THUMB2_WORK_REGS): Define.
21168 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
21169 arm_condexec_mask, arm_condexec_masklen)): New variables.
21170 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
21171 (arm_override_options): Check new CPU capabilities.
21172 Set new architecture flag variables.
21173 (arm_isr_value): Handle v7m interrupt functions.
21174 (user_return_insn): Return 0 for v7m interrupt functions. Handle
21176 (const_ok_for_arm): Handle Thumb-2 constants.
21177 (arm_gen_constant): Ditto. Use movw when available.
21178 (arm_function_ok_for_sibcall): Return false for v7m interrupt
21180 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
21181 (thumb_find_work_register, arm_load_pic_register,
21182 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
21183 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
21184 print_multi_reg, output_mov_long_double_fpa_from_arm,
21185 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
21186 output_mov_double_fpa_from_arm, output_move_double,
21187 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
21188 output_return_instruction, arm_output_function_prologue,
21189 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
21190 arm_output_mi_thunk, thumb_set_return_address): Ditto.
21191 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
21192 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
21193 (arithmetic_instr, shift_op): Use arm_shift_nmem.
21194 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
21196 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
21197 (thumb_expand_prologue): Use thumb_set_frame_pointer.
21198 (arm_file_start): Output directive for unified syntax.
21199 (arm_unwind_emit_set): Handle stack alignment instruction.
21200 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
21201 Add v6t2, v7, v7a, v7r and v7m.
21202 (RETLDM): Add Thumb-2 code.
21203 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
21204 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
21205 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
21206 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
21207 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
21208 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
21209 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
21210 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
21211 ADJUST_INSN_LENGTH): Define.
21212 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
21213 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
21214 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
21215 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
21216 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
21217 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
21218 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
21219 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
21220 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
21221 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
21222 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
21223 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
21224 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
21225 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
21226 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
21227 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
21228 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
21230 * config/arm/arm-tune.md: Regenerate.
21231 * config/arm/arm-protos.h: Update prototypes.
21232 * config/arm/vfp.md: Enable patterns for Thumb-2.
21233 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
21234 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
21235 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
21236 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
21237 * config/arm/libunwind.S: Add Thumb-2 code.
21238 * config/arm/constraints.md: Update include Thumb-2.
21239 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
21240 * config/arm/ieee754-df.S: Ditto.
21241 * config/arm/bpabi.S: Ditto.
21242 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
21243 * config/arm/predicates.md (low_register_operand,
21244 low_reg_or_int_operand, thumb_16bit_operator): New.
21245 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
21246 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
21247 * config/arm/t-arm-elf: Add armv7 multilib.
21248 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
21250 (UNSPEC_STACK_ALIGN, ce_count): New.
21251 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
21252 arm_zero_extendsidi2, arm_zero_extendqidi2): New
21254 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
21255 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
21256 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
21257 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
21258 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
21259 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
21261 * doc/extend.texi: Document ARMv7-M interrupt functions.
21262 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
21264 2007-01-03 Jakub Jelinek <jakub@redhat.com>
21266 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
21267 (struct _Unwind_Context): Rename args_size to flags, remove
21268 signal_frame field, add a new args_size field and version field.
21269 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
21270 _Unwind_IsExtendedContext): New inline functions.
21271 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
21272 Assume by_value array is only present if _Unwind_IsExtendedContext.
21273 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
21274 _Unwind_IsSignalFrame.
21275 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
21276 (uw_update_context_1): Use _Unwind_SetSignalFrame.
21277 (uw_init_context_1): Initialize context->flags to
21278 EXTENDED_CONTEXT_BIT.
21279 * config/rs6000/linux-unwind.h (frob_update_context): Use
21280 _Unwind_SetSignalFrame.
21282 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
21284 PR middle-end/30353
21285 * gimplify.c (gimplify_modify_expr_complex_part): Move below
21286 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
21289 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
21291 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
21292 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
21293 RET, AT_SP): Remove.
21294 * config/i386/i386.md (*sse_prologue_save_insn): Use return
21297 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21298 * cfgbuild.c (find_basic_blocks): Likewise.
21299 * cfgrtl.c (rtl_create_basic_block): Likewise.
21300 * function.c (temp_slots_at_level): Likewise.
21301 * reg-stack.c (stack_regs_mentioned): Likewise.
21302 * regclass.c (allocate_reg_info): Likewise.
21303 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21304 set_bb_for_stmt, move_block_to_fn): Likewise.
21305 * tree-complex.c (tree_lower_complex): Likewise.
21306 * vec.h (VEC_safe_grow_cleared): New.
21308 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
21310 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
21312 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
21313 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
21315 * cfgloopmanip.c (scale_loop_frequencies): Export.
21316 (loopify): Scale the frequencies by prescribed coefficients.
21317 (set_zero_probability): New function.
21318 (duplicate_loop_to_header_edge): Improve updating of frequencies.
21319 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
21320 and frequencies according to arguments.
21321 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
21323 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
21324 * modulo-sched.c (sms_schedule): Set probabilities for entering
21325 versioned loop correctly.
21326 * tree-vect-transform.c (vect_transform_loop): Ditto.
21327 * cfgloop.h (loopify, loop_version): Declaration changed.
21328 (scale_loop_frequencies): Declared.
21330 2007-01-02 Jan Hubicka <jh@suse.cz>
21332 * cgraph.c: Include tree-flow.h
21333 (cgraph_add_new-function): Handle IPA_SSA mode; execute
21334 early_local_passes.
21335 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
21336 * tree-pass.h (pass_all_early_optimizations): Declare.
21337 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
21338 early_local_passes.
21339 (cgraph_analyze_function): Do early_local_passes.
21340 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21341 Do not add referenced vars.
21342 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
21344 (gate_all_early_local_passes): New gate.
21345 (pass_early_local_passes): Use new gate.
21346 (execute_early_local_optimizations): New functions.
21347 (gate_all_early_optimizations): New gate.
21348 (pass_all_early_optimizations): New pass.
21349 (execute_free_datastructures): Free SSA only when initialized.
21350 (gate_init_datastructures): Init only when optimizing.
21351 (tree_lowering_passes): Do early local passes when called late.
21352 * tree-profile.c (do_tree_profiling): Don't profile functions added
21354 (do_early_tree_profiling, pass_early_tree_profile): Kill.
21355 * tree-cfg.c (update_modified_stmts): Do not update when operands are
21357 * passes.c (init_optimizations_passes): Reorder so we go into SSA
21358 during early_local_passes.
21359 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
21362 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21364 * Makefile.in: Update copyright year.
21366 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21368 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
21369 in $(lang_checks) and check-consistency targets.
21371 2007-01-02 Jan Hubicka <jh@suse.cz>
21373 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21374 Do not add referenced vars.
21375 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
21377 * passes.c (init_optimization_passes): Put mudflap_2 after
21378 free_datastructures.
21380 2007-01-02 Jan Hubicka <jh@suse.cz>
21382 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
21383 Set NOTHROW flag on call statements proved to be nothrow.
21384 Update statement of local calls so new pure/const functions are
21385 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
21387 (tree_rest_of_compilation): Register hooks and initialize bitmap
21388 early. Do not set after_inlining flag.
21390 2007-01-02 Steve Ellcey <sje@cup.hp.com>
21392 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
21393 HOST_BITS_PER_LONGLONG
21395 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21398 * c-typeck.c (store_init_value): Don't emit pedantic overflow
21399 warning for non-static initializers.
21401 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
21403 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
21404 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
21405 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
21406 Always use set_unique_reg_note to add REG_EQUAL notes.
21408 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21411 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21413 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21414 * cfgbuild.c (find_basic_blocks): Likewise.
21415 * cfgrtl.c (rtl_create_basic_block): Likewise.
21416 * function.c (temp_slots_at_level): Likewise.
21417 * reg-stack.c (stack_regs_mentioned): Likewise.
21418 * regclass.c (allocate_reg_info): Likewise.
21419 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21420 set_bb_for_stmt, move_block_to_fn): Likewise.
21421 * tree-complex.c (tree_lower_complex): Likewise.
21422 * vec.h (VEC_safe_grow_cleared): New.
21424 2007-01-02 Ian Lance Taylor <iant@google.com>
21426 * c-common.c (c_common_truthvalue_conversion): When warning about
21427 using an assignment as a truth value, set TREE_NO_WARNING.
21429 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21432 * c.opt (Wold-style-declaration): New.
21433 * doc/invoke.texi (C-only Warning Options): New.
21434 (Wold-style-declaration): Document it.
21435 (Wextra): Enabled by -Wextra.
21436 * c-opts.c (c_common_post_options): Enabled by -Wextra.
21437 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
21438 -Wold-style-declaration.
21440 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21442 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21443 * cfgbuild.c (find_basic_blocks): Likewise.
21444 * cfgrtl.c (rtl_create_basic_block): Likewise.
21445 * function.c (temp_slots_at_level): Likewise.
21446 * reg-stack.c (stack_regs_mentioned): Likewise.
21447 * regclass.c (allocate_reg_info): Likewise.
21448 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21449 set_bb_for_stmt, move_block_to_fn): Likewise.
21450 * tree-complex.c (tree_lower_complex): Likewise.
21451 * vec.h (VEC_safe_grow_cleared): New.
21453 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
21455 * c-common.c (c_common_nodes_and_builtins): Since variants of
21456 void_type_node get built before it is given a name, we need to
21457 give those variants the name, too.
21458 (complete_array_type): We need to work with the canonical main
21459 type of the array, from which we will build the qualified version.
21460 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
21461 * print-tree.c (print_node): Display canonical type information
21463 * stor-layout.c (layout_type): When we don't know the
21464 alignment of a type for which we're building an array, we end up
21465 guessing wrong, so make the type require structural equality.
21466 * tree.c (make_node_stat): When we build a new type, it is its
21467 own canonical type.
21468 (build_type_attribute_qual_variant): When building an attribute
21469 variant, its canonical type is the non-attribute variant. However,
21470 if the attributes are target-dependent and they differ, we need to
21471 use structural equality checks for this type.
21472 (build_qualified_type): A qualified type is not equivalent to its
21473 unqualified variant; set the canonical type appropriately.
21474 (build_distinct_type_copy): When building a distinct type from
21475 another type, the new type is its own canonical type.
21476 (build_variant_type_copy): When building a new type variant, we
21477 assume that it is equivalent to the original type.
21478 (build_pointer_type_for_mode): When building a pointer type, also
21479 build a canonical type pointer.
21480 (build_reference_type_for_mode): When building a reference type,
21481 also build a canonical type reference.
21482 (build_index_type): When we can't hash an index type (e.g.,
21483 because its maximum value is negative), the index type requires
21484 structural equality tests.
21485 (build_array_type): Build the canonical form of an array type.
21486 (build_function_type): Function types require structural equality,
21487 because they contain default arguments, attributes, etc.
21488 (build_method_type_directly): Ditto for method types.
21489 (build_offset_type): Build the canonical offset type.
21490 (build_complex_type): Build the canonical vector type.
21491 (make_vector_type): Build the canonical vector type.
21492 * tree.h (TYPE_CANONICAL): New.
21493 (TYPE_STRUCTURAL_EQUALITY_P): New.
21494 (SET_TYPE_STRUCTURAL_EQUALITY): New.
21495 (struct tree_type): Added "canonical" field.
21496 * params.h (VERIFY_CANONICAL_TYPES): New.
21497 * doc/c-tree.texi (TYPE_CANONICAL): Document.
21498 (TYPE_STRUCTURAL_EQUALITY_P): Document.
21499 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
21500 * doc/invoke.texi (verify-canonical-types): Document --param
21501 parameter for verifying canonical types.
21503 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21505 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
21506 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
21507 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
21508 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
21510 * config/rs6000/e500.h: New.
21511 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
21512 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
21514 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
21515 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
21516 TARGET_E500_DOUBLE): Remove.
21517 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
21518 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
21519 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
21520 * config/rs6000/rs6000.c (rs6000_override_options): Use
21521 CHECK_E500_OPTIONS.
21523 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21525 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
21526 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
21527 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
21528 rs6000_emit_cmove): Don't check TARGET_E500.
21529 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
21530 sordered): Don't check TARGET_E500.
21532 2007-01-01 Eric Christopher <echristo@apple.com>
21534 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
21535 HARD_REGISTER_NUM_P.
21537 2007-01-01 Roger Sayle <roger@eyesopen.com>
21539 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
21540 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
21541 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
21544 2007-01-01 Mike Stump <mrs@apple.com>
21546 * configure.ac: Remove support for building with Apple's gcc-3.1.
21548 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21550 PR middle-end/30311
21551 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
21552 REG is a hard register. Do not modify REG before calling
21554 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
21555 multiple of the size of YMODE for certain lowpart cases.
21557 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21559 PR middle-end/30253
21560 * gimplify (voidify_wrapper_expr): Update for
21561 GIMPLE_MODIFY_STMT.
21563 2007-01-01 Andreas Schwab <schwab@suse.de>
21566 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
21567 save of BR0 in extra_spill_size instead of spill_size.
21568 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
21570 (ia64_expand_epilogue): Restore BR0 from its new location.
21572 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21574 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21575 Use a temporary variable if the left hand side is not a gimple
21578 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21580 * gimplify.c (gimplify_return_expr): Make the temporary variable
21581 for the return expression, a gimple register variable.
21583 2007-01-01 Jan Hubicka <jh@suse.cz>
21585 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21588 2007-01-01 Mike Stump <mrs@apple.com>
21590 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21592 * config/darwin.c (machopic_select_rtx_section): Use
21593 HAVE_GAS_LITERAL16.
21594 (darwin_mergeable_constant_section): Likewise.
21595 * configure: Regenerate.
21596 * config.in: Regenerate.
21598 2007-01-01 Jan Hubicka <jh@suse.cz>
21599 Andrew Pinski <pinskia@gmail.com>
21601 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21602 before starting IPA passes.