1 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2 Diego Novillo <dnovillo@google.com>
5 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6 if the range includes 0.
8 2007-08-03 Ben Elliston <bje@au.ibm.com>
10 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11 mode to unspec expressions to silence a warning from the generator
14 2007-08-02 Steve Ellcey <sje@cup.hp.com>
16 * config/ia64/constraints.md ("U"): Make constraint vector only.
18 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
21 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
22 always_inline attribute on the function decl.
24 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
27 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
28 if we are compiling with -fPIC.
30 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
31 Nigel Stephens <nigel@mips.com>
33 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
34 Define for MIPS32 and MIPS64.
36 2007-08-02 Nick Clifton <nickc@redhat.com>
38 * config/host-hpux.c: Change copyright header to refer to version
39 3 of the GNU General Public License and to point readers at the
40 COPYING3 file and the FSF's license web page.
41 * config/alpha/predicates.md, config/alpha/vms-ld.c,
42 config/alpha/linux.h, config/alpha/alpha.opt,
43 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
44 config/alpha/vms-unwind.h, config/alpha/ev4.md,
45 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
46 config/alpha/alpha.h, config/alpha/sync.md,
47 config/alpha/openbsd.h, config/alpha/alpha.md,
48 config/alpha/alpha-modes.def, config/alpha/ev5.md,
49 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
50 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
51 config/alpha/constraints.md, config/alpha/osf.h,
52 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
53 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
54 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
55 config/frv/frv-asm.h, config/frv/frv-protos.h,
56 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
57 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
58 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
59 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
60 config/s390/s390.opt, config/s390/s390-modes.def,
61 config/s390/fixdfdi.h, config/s390/constraints.md,
62 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
63 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
64 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
65 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
66 config/m32c/prologue.md, config/m32c/m32c.abi,
67 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
68 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
69 config/m32c/t-m32c, config/m32c/m32c-modes.def,
70 config/m32c/jump.md, config/m32c/shift.md,
71 config/m32c/m32c-protos.h, config/libgloss.h,
72 config/spu/spu-protos.h, config/spu/predicates.md,
73 config/spu/spu-builtins.h, config/spu/spu.c,
74 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
75 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
76 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
77 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
78 config/sparc/hypersparc.md, config/sparc/predicates.md,
79 config/sparc/linux.h, config/sparc/sp64-elf.h,
80 config/sparc/supersparc.md, config/sparc/cypress.md,
81 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
82 config/sparc/niagara.md, config/sparc/sparc.md,
83 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
84 config/sparc/sparc.opt, config/sparc/sync.md,
85 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
86 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
87 config/sparc/sparc.c, config/sparc/little-endian.opt,
88 config/sparc/sysv4-only.h, config/sparc/sparc.h,
89 config/sparc/linux64.h, config/sparc/freebsd.h,
90 config/sparc/sol2.h, config/sparc/rtemself.h,
91 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
92 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
93 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
94 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
95 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
96 config/m32r/linux.h, config/m32r/constraints.md,
97 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
98 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
99 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
100 config/i386/i386.md, config/i386/netware-crt0.c,
101 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
102 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
103 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
104 config/i386/sol2.h, config/i386/constraints.md,
105 config/i386/netware-libgcc.c, config/i386/sysv5.h,
106 config/i386/predicates.md, config/i386/geode.md,
107 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
108 config/i386/freebsd64.h, config/i386/vxworksae.h,
109 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
110 config/i386/rtemself.h, config/i386/netbsd-elf.h,
111 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
112 config/i386/netware.h, config/i386/i386-modes.def,
113 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
114 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
115 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
116 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
117 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
118 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
119 config/i386/xm-mingw32.h, config/i386/linux64.h,
120 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
121 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
122 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
123 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
124 config/i386/cygwin2.c, config/i386/i386-protos.h,
125 config/i386/sync.md, config/i386/openbsd.h,
126 config/i386/host-mingw32.c, config/i386/i386-aout.h,
127 config/i386/nto.h, config/i386/biarch64.h,
128 config/i386/i386-coff.h, config/i386/freebsd.h,
129 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
130 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
131 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
132 config/darwin-protos.h, config/linux.opt, config/sol2.c,
133 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
134 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
135 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
136 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
137 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
138 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
139 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
140 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
141 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
142 config/sh/superh64.h, config/sh/rtemself.h,
143 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
144 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
145 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
146 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
147 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
148 config/avr/predicates.md, config/avr/constraints.md,
149 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
150 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
151 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
152 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
153 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
154 config/c4x/c4x-modes.def, config/c4x/rtems.h,
155 config/c4x/predicates.md, config/c4x/c4x.h,
156 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
157 config/xtensa/predicates.md, config/xtensa/xtensa.c,
158 config/xtensa/linux.h, config/xtensa/xtensa.h,
159 config/xtensa/elf.h, config/xtensa/xtensa.md,
160 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
161 config/xtensa/xtensa-protos.h, config/dbx.h,
162 config/stormy16/predicates.md, config/stormy16/stormy16.md,
163 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
164 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
165 config/host-solaris.c, config/fr30/fr30.h,
166 config/fr30/predicates.md, config/fr30/fr30-protos.h,
167 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
168 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
169 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
170 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
171 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
172 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
173 config/host-linux.c, config/interix3.h, config/cris/cris.c,
174 config/cris/predicates.md, config/cris/linux.h,
175 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
176 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
177 config/cris/aout.opt, config/cris/cris-protos.h,
178 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
179 config/iq2000/iq2000.h, config/iq2000/predicates.md,
180 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
181 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
182 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
183 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
184 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
185 config/chorus.h, config/mn10300/mn10300.c,
186 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
187 config/mn10300/mn10300.h, config/mn10300/linux.h,
188 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
189 config/mn10300/mn10300.md, config/ia64/predicates.md,
190 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
191 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
192 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
193 config/ia64/freebsd.h, config/ia64/ia64.md,
194 config/ia64/ia64-modes.def, config/ia64/constraints.md,
195 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
196 config/gofast.h, config/rtems.h, config/sol2-10.h,
197 config/m68k/predicates.md, config/m68k/m68k.md,
198 config/m68k/linux.h, config/m68k/m68k-modes.def,
199 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
200 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
201 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
202 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
203 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
204 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
205 config/m68k/constraints.md, config/m68k/rtemself.h,
206 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
207 config/m68k/uclinux.h, config/rs6000/power4.md,
208 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
209 config/rs6000/linux.h, config/rs6000/eabi.h,
210 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
211 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
212 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
213 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
214 config/rs6000/windiss.h, config/rs6000/603.md,
215 config/rs6000/aix41.h, config/rs6000/cell.md,
216 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
217 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
218 config/rs6000/darwin.md, config/rs6000/darwin64.h,
219 config/rs6000/default64.h, config/rs6000/7xx.md,
220 config/rs6000/darwin.opt, config/rs6000/spe.md,
221 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
222 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
223 config/rs6000/7450.md, config/rs6000/linux64.h,
224 config/rs6000/constraints.md, config/rs6000/440.md,
225 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
226 config/rs6000/rs6000.c, config/rs6000/aix52.h,
227 config/rs6000/rs6000.h, config/rs6000/power6.md,
228 config/rs6000/predicates.md, config/rs6000/altivec.md,
229 config/rs6000/aix64.opt, config/rs6000/rios1.md,
230 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
231 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
232 config/rs6000/darwin7.h, config/rs6000/dfp.md,
233 config/rs6000/linux64.opt, config/rs6000/sync.md,
234 config/rs6000/vxworksae.h, config/rs6000/power5.md,
235 config/rs6000/lynx.h, config/rs6000/biarch64.h,
236 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
237 config/rs6000/eabispe.h, config/rs6000/e500.h,
238 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
239 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
240 config/rs6000/aix.h, config/rs6000/vxworks.h,
241 config/rs6000/40x.md, config/rs6000/aix51.h,
242 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
243 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
244 config/arc/arc.h, config/mcore/mcore-elf.h,
245 config/mcore/mcore-protos.h, config/mcore/predicates.md,
246 config/mcore/mcore.md, config/mcore/mcore.c,
247 config/mcore/mcore.opt, config/mcore/mcore.h,
248 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
249 config/score/predicates.md, config/score/score-version.h,
250 config/score/score-protos.h, config/score/misc.md,
251 config/score/elf.h, config/score/score.c, config/score/mac.md,
252 config/score/score7.md, config/score/score.h,
253 config/score/score-conv.h, config/score/score-mdaux.c,
254 config/score/score.md, config/score/score.opt,
255 config/score/score-modes.def, config/score/score-mdaux.h,
256 config/score/mul-div.S, config/arm/uclinux-elf.h,
257 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
258 config/arm/symbian.h, config/arm/linux-elf.h,
259 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
260 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
261 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
262 config/arm/strongarm-pe.h, config/arm/arm.h,
263 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
264 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
265 config/arm/arm-modes.def, config/arm/linux-eabi.h,
266 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
267 config/arm/arm-cores.def, config/arm/arm-protos.h,
268 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
269 config/arm/wince-pe.h, config/arm/neon.md,
270 config/arm/constraints.md, config/arm/neon.ml,
271 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
272 config/arm/arm.opt, config/arm/arm926ejs.md,
273 config/arm/predicates.md, config/arm/iwmmxt.md,
274 config/arm/arm_neon.h, config/arm/unknown-elf.h,
275 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
276 config/arm/neon-testgen.ml, config/arm/arm.md,
277 config/arm/xscale-coff.h, config/arm/pe.c,
278 config/arm/arm-generic.md, config/arm/pe.h,
279 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
280 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
281 config/arm/strongarm-elf.h, config/arm/cirrus.md,
282 config/arm/netbsd-elf.h, config/arm/vxworks.h,
283 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
284 config/pa/predicates.md, config/pa/pa64-hpux.h,
285 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
286 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
287 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
288 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
289 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
290 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
291 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
292 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
293 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
294 config/pa/pa64-regs.h, config/pa/pa-modes.def,
295 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
296 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
297 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
298 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
299 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
300 config/mips/linux64.h, config/mips/elforion.h,
301 config/mips/constraints.md, config/mips/generic.md,
302 config/mips/predicates.md, config/mips/4300.md,
303 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
304 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
305 config/mips/5k.md, config/mips/vr4120-div.S,
306 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
307 config/mips/mips-protos.h, config/mips/6000.md,
308 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
309 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
310 config/mips/mips-modes.def, config/mips/vr.h,
311 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
312 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
313 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
314 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
315 config/vax/openbsd1.h, config/vax/netbsd.h,
316 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
317 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
318 config/h8300/rtems.h, config/h8300/predicates.md,
319 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
320 config/h8300/h8300.md, config/h8300/h8300.opt,
321 config/h8300/coff.h, config/h8300/h8300-protos.h,
322 config/v850/v850.md, config/v850/predicates.md,
323 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
324 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
325 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
326 config/mmix/mmix.h, config/mmix/predicates.md,
327 config/mmix/mmix-protos.h, config/mmix/mmix.md,
328 config/mmix/mmix.c, config/mmix/mmix.opt,
329 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
330 config/bfin/rtems.h, config/bfin/bfin-modes.def,
331 config/bfin/predicates.md, config/bfin/bfin-protos.h,
332 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
335 2007-08-02 Richard Sandiford <richard@codesourcery.com>
337 * emit-rtl.c (reset_used_decls): Rename to...
338 (set_used_decls): ...this. Set the used flag rather than clearing it.
339 (unshare_all_rtl_again): Update accordingly. Set flags on argument
340 DECL_RTLs rather than resetting them.
342 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
344 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
346 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
348 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
349 argument to find_reloads_address.
351 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
353 PR tree-optimization/32919
354 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
355 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
356 (coalesce_ssa_name): Call it.
358 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
359 David Ung <davidu@mips.com>
361 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
362 (__mips16_unorddf2, __mips16_floatunsidf): New.
363 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
365 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
367 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
369 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
370 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
371 * tree.h (OMP_SECTIONS_CONTROL): New macro.
372 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
373 * omp-low.c (get_ws_args_for, determine_parallel_type,
374 expand_omp_for_generic, expand_omp_for_static_nochunk,
375 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
376 Work with more precise CFG.
377 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
378 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
380 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
381 * gimple-low.c (lower_stmt): Ditto.
382 * tree-inline.c (estimate_num_insns_1): Ditto.
383 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
384 (OMP_SECTIONS_SWITCH): New.
385 * tree-cfgcleanup.c (cleanup_omp_return): New.
386 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
387 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
388 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
389 (tree_redirect_edge_and_branch): Handle omp constructs.
391 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
392 with three arguments.
394 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
396 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
399 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
401 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
402 the loop structures may need fixing.
403 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
405 (cleanup_tree_cfg_loop): Removed.
406 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
407 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
408 instead of running cleanup_tree_cfg_loop.
409 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
410 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
411 (tree_predictive_commoning): Declaration changed.
412 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
414 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
416 * doc/invoke.texi (l1-cache-size): Update documentation.
417 (l2-cache-size): Document.
418 * params.h (L2_CACHE_SIZE): New macro.
419 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
420 that L1_CACHE_SIZE is in kB now.
421 (L2_CACHE_SIZE_BYTES): New macro.
422 (tree_ssa_prefetch_arrays): Show size in kB.
423 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
424 and l2_cache_size fields.
425 * config/i386/driver-i386.c (describe_cache): Detect cache size
427 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
428 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
429 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
430 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
431 (override_options): Set l1-cache-size and l2-cache-size to default
432 values if not specified otherwise.
433 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
434 (PARAM_L2_CACHE_SIZE): New.
436 2007-08-01 Nigel Stephens <nigel@mips.com>
437 David Ung <davidu@mips.com>
438 Thiemo Seufer <ths@mips.com>
439 Chris Dearman <chris@mips.com>
440 Richard Sandiford <richard@codesourcery.com>
442 * config.gcc (mips*-sde-elf*): New stanza.
443 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
444 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
445 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
446 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
447 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
448 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
450 * config/mips/sde.h: New file.
451 * config/mips/t-libgcc-mips16: Likewise.
452 * config/mips/t-sde: Likewise.
453 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
454 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
455 _MIPS_FPSET and _MIPS_SZINT.
456 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
457 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
458 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
459 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
460 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
461 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
462 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
463 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
464 _MIPS_SZPTR and _MIPS_FPSET.
465 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
466 architecture is specified.
467 (MIPS_32BIT_OPTION_SPEC): New macro.
469 2007-07-31 Dan Hipschman <dsh@google.com>
471 * gcc.c (end_going_arg): New function.
475 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
477 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
478 only if ENABLE_CHECKING is defined.
480 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
482 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
483 df_ru_add_problem, df_ru_get_bb_info): Removed.
484 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
485 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
486 df_ru_free_bb_info, df_ru_alloc,
487 df_ru_bb_local_compute_process_def,
488 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
489 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
490 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
491 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
492 df_ru_add_problem): Removed.
494 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
497 * pa.md (casesi32): Use match_scratch. Revise insn condition.
498 (casesi32p, casesi64p): Likewise.
499 (casesi): Adjust for above.
501 2007-07-31 Richard Sandiford <richard@codesourcery.com>
503 * mode-switching.c (create_pre_exit): Don't search past calls.
505 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
507 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
509 2007-07-31 Revital Eres <eres@il.ibm.com>
511 * ddg.c (add_deps_for_def): Rename to...
512 (add_cross_iteration_register_deps): This. Change implementation
513 to use only reaching def and def-use chains to construct the
514 inter loop dependencies.
515 (add_deps_for_use): Remove function.
516 (build_inter_loop_deps): Call add_cross_iteration_register_deps
517 function to build the inter loop dependencies.
518 * modulo-sched.c (sms_schedule): Build only
519 reaching def and def-use chains for the propose of the ddg
522 2007-07-31 Julian Brown <julian@codesourcery.com>
524 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
525 New define_insns. Use correct RTL.
526 (vec_set<mode>): Write as expander.
528 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
530 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
531 to an unallocated space.
533 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
536 (split_constant_offset): Enable split_constant_offset to extract
537 constants from other statements.
538 * tree-vect-transform.c
539 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
540 to a temp var. Force base_offset to be simple.
542 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
544 * df-scan.c (df_scan_verify): Remove artificial limit on
545 the number of blocks for verification.
546 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
547 df_simulate_defs): Avoid unnecessary insn checking for defs.
549 2007-07-29 Mark Mitchell <mark@codesourcery.com>
552 * config/m68k/lb1sf68.asm (FUNC): New macro.
554 (__udivsi3): Likewise.
555 (__divsi3): Likewise.
556 (__umodsi3): Likewise.
557 (__modsi3): Likewise.
558 (__subdf3): Likewise.
559 (__adddf3): Likewise.
560 (__muldf3): Likewise.
561 (__divdf3): Likewise.
562 (__negdf2): Likewise.
563 (__cmpdf2): Likewise.
564 (__subsf3): Likewise.
565 (__addsf3): Likewise.
566 (__mulsf3): Likewise.
567 (__divsf3): Likewise.
568 (__negsf2): Likewise.
569 (__cmpsf2): Likewise.
583 2007-07-30 Ollie Wild <aaw@google.com>
585 * c-ppoutput.c (print_lines_directives_only): New function.
586 (scan_translation_unit_directives_only): New function.
587 (preprocess_file): Add call to scan_translation_unit_directives_only.
588 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
589 (sanitize_cpp_opts): Add default flag_dump_macros setting for
590 -fdirectives-only. Add errors for -fdirectives-only conflict with
591 -Wunused-macros and -traditional.
592 (finish_options): Add builtin macro initialization for
593 -fdirectives-only + -fpreprocessed.
594 * c.opt (fdirectives-only): New.
595 * doc/cppopts.texi (fdirectives-only): New.
597 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
599 * alias.c (record_set, memory_modified_1): Constify.
600 * bt-load.c (note_btr_set): Likewise.
601 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
602 * combine.c (set_nonzero_bits_and_sign_copies,
603 expand_field_assignment, record_dead_and_set_regs_1,
604 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
605 likely_spilled_retval_1): Likewise.
606 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
607 frv_io_handle_set): Likewise.
608 * config/mips/mips.c (mips_sim_record_set,
609 vr4130_true_reg_dependence_p_1): Likewise.
610 * config/mt/mt.c (insn_dependent_p_1): Likewise.
611 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
612 * config/sh/sh.c (flow_dependent_p_1): Likewise.
613 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
614 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
615 * ddg.c (mark_mem_store): Likewise.
616 * df-problems.c (df_urec_mark_reg_change): Likewise.
617 * function.c (update_epilogue_consts): Likewise.
618 * gcse.c (record_set_info, record_last_set_info,
619 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
620 reg_clear_last_set): Likewise.
621 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
623 * jump.c (reversed_comparison_code_parts): Likewise.
624 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
625 reg_is_set): Likewise.
626 * loop-iv.c (mark_altered): Likewise.
627 * mode-switching.c (reg_becomes_live): Likewise.
628 * optabs.c (no_conflict_move_test): Likewise.
629 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
631 * postreload.c (reload_combine_note_store, move2add_note_store):
633 * regmove.c (flags_set_1): Likewise.
634 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
636 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
638 * resource.c (update_live_status): Likewise.
639 * rtl.h (set_of, note_stores): Likewise.
640 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
641 note_stores, parms_set): Likewise.
642 * sched-rgn.c (sets_likely_spilled_1): Likewise.
643 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
645 * var-tracking.c (count_stores, add_stores): Likewise.
647 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
649 * alias.c (mems_in_disjoint_alias_sets_p,
650 fixed_scalar_and_varying_struct_p, aliases_everything_p,
651 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
652 write_dependence_p, mems_in_disjoint_alias_sets_p,
653 read_dependence, true_dependence, canon_true_dependence,
654 anti_dependence, output_dependence): Constify.
655 * combine.c (extended_count): Likewise.
656 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
657 * cselib.c (get_value_hash, references_value_p,
658 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
659 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
660 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
661 * function.c (contains, prologue_epilogue_contains,
662 sibcall_epilogue_contains): Likewise.
663 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
664 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
665 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
666 reg_or_subregno): Likewise.
667 * recog.c (asm_noperands): Likewise.
668 * reload1.c (function_invariant_p): Likewise.
669 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
670 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
671 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
672 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
673 true_regnum, reg_or_subregno, condjump_in_parallel_p,
674 extended_count, prologue_epilogue_contains,
675 sibcall_epilogue_contains, function_invariant_p, true_dependence,
676 canon_true_dependence, read_dependence, anti_dependence,
677 output_dependence): Likewise.
678 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
680 2007-07-30 Julian Brown <julian@codesourcery.com>
682 * config/arm/neon.md (V_ext): New mode attribute.
683 (neon_vget_lane<mode>): Replace with define_expand.
684 (neon_vget_lane<mode>_sext_internal)
685 (neon_vget_lane<mode>_zext_internal): New define_insns for double
686 and quad precision vectors.
687 (neon_vget_lanedi): Add bounds check. Remove dead comment.
688 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
689 have typeless 32-bit result.
691 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
694 * tree-affine.h (aff_tree): The type of rest is sizetype for types
696 * tree-affine.c (aff_combination_scale): If type is a pointer type,
697 use sizetype for rest.
698 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
699 (aff_combination_convert): Don't convert rest for pointer types.
701 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
703 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
705 * tree-ssa-alias.c: Add alloc-pool.h.
706 (init_alias_info): Free alias_bitmap_obstack.
707 (delete_alias_info): Call delete_mem_ref_stats.
708 (get_mem_sym_stats_for): Use alloc_pool.
709 (init_mem_ref_stats): Do not delete mem_ref_stats here.
710 (delete_mem_sym_stats): Removed.
712 2007-07-29 Sebastian Pop <sebpop@gmail.com>
714 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
715 functions cannot be represented as classical distance vectors.
717 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
719 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
720 * builtins.c (validate_arg, builtin_mathfn_code,
721 validate_arglist): Likewise.
722 * calls.c (call_expr_flags): Likewise.
723 * combine.c (reg_nonzero_bits_for_combine,
724 reg_num_sign_bit_copies_for_combine, get_last_value,
725 reg_truncated_to_mode): Likewise.
726 * emit-rtl.c (subreg_lowpart_p): Likewise.
727 * expr.c (highest_pow2_factor_for_target,
728 categorize_ctor_elements_1, categorize_ctor_elements,
729 count_type_elements, contains_packed_reference,
730 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
731 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
732 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
733 native_encode_int, native_encode_real, native_encode_complex,
734 native_encode_vector, native_encode_expr, native_interpret_int,
735 native_interpret_real, native_interpret_complex,
736 native_interpret_vector, native_interpret_expr): Likewise.
737 * function.c (use_register_for_decl): Likewise.
738 * gimplify.c (get_name): Likewise.
739 * langhooks-def.h (lhd_return_null_const_tree): New.
740 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
741 * langhooks.c (lhd_return_null_const_tree): New.
742 * langhooks.h (lang_get_callee_fndecl): Constify.
743 * output.h (constructor_static_from_elts_p): Likewise.
744 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
745 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
746 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
747 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
748 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
749 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
750 * rtlhooks-def.h (reg_nonzero_bits_general,
751 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
753 * rtlhooks.c (reg_num_sign_bit_copies_general,
754 reg_nonzero_bits_general, reg_truncated_to_mode_general):
756 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
757 * stor-layout.c (mode_for_size_tree): Likewise.
758 * tree-ssa-loop-im.c (memref_eq): Likewise.
759 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
760 * tree.c (contains_placeholder_p, type_list_equal,
761 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
763 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
764 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
765 contains_placeholder_p, contains_packed_reference,
766 get_callee_fndecl, operand_equal_for_phi_arg_p,
767 warn_if_unused_value, is_body_block, native_encode_expr,
768 native_interpret_expr, fold_convertible_p, operand_equal_p,
769 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
770 validate_arglist, simple_cst_equal, type_list_equal,
771 use_register_for_decl, call_expr_flags, get_name,
772 highest_pow2_factor): Likewise.
773 (const_call_expr_arg_iterator_d,
774 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
775 first_const_call_expr_arg, more_const_call_expr_args_p,
776 FOR_EACH_CONST_CALL_EXPR_ARG): New.
777 * varasm.c (constructor_static_from_elts_p): Constify.
779 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
781 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
782 config/arm/neon-schedgen.ml, config/arm/neon.ml,
783 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
784 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
785 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
786 tree-vect-transform.c, tree.def: Fix comment typos. Follow
787 spelling conventions.
788 * doc/invoke.texi: Follow spelling conventions.
790 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
791 Revital Eres <eres@il.ibm.com>
793 * modulo-sched.c (sms_schedule): Avoid loops which includes
794 auto-increment instructions.
796 2007-07-28 Richard Guenther <rguenther@suse.de>
799 * fold-const.c (fold_cond_expr_with_comparison): Convert
800 operand zero of MIN/MAX_EXPR to correct type.
802 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
804 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
805 flags_from_decl_or_type): Constify.
806 * gcc.c (do_spec_1): Likewise.
807 * print-tree.c (dump_addr, print_node_brief): Likewise.
808 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
809 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
810 tree_purge_all_dead_eh_edges): Likewise.
811 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
812 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
814 * tree.c (expr_location, expr_has_location, expr_locus,
815 expr_filename, expr_lineno, get_inner_array_type,
816 fields_compatible_p): Likewise.
817 * tree.h (get_inner_array_type, fields_compatible_p,
818 expr_location, expr_has_location, expr_locus, expr_filename,
819 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
820 setjmp_call_p, alloca_call_p): Likewise.
822 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
824 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
827 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
829 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
830 (compute_flow_insensitive_aliasing): Ditto for
833 2007-07-27 Jan Hubicka <jh@suse.cz>
835 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
838 * attribs.c: Include hashtab.h
839 (attribute_hash): New.
840 (substring): New structure.
841 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
843 (init_attributes): Initialize attribute hash.
844 (decl_attributes): Use attribute hash.
845 * Makefile.in (attribs.c): Depend on hashtab.h.
847 2007-07-27 Steve Ellcey <sje@cup.hp.com>
849 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
851 2007-07-27 Richard Sandiford <richard@codesourcery.com>
853 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
854 __mips_dspr2 and __mips_dsp_rev macros.
855 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
857 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
859 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
861 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
865 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
866 and the updating of the live and do_not_gen sets.
867 (df_note_bb_compute): Added updating of live and do_not_gen sets
868 for regular defs so that the case of clobber inside conditional
869 call is processed correctly.
871 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
873 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
874 operands with compatible type.
876 2007-07-27 Richard Sandiford <richard@codesourcery.com>
878 * expr.h (store_bit_field): Don't return a value.
879 * expmed.c (check_predicate_volatile_ok): New function.
880 (store_bit_field_1): New function, extracted from store_bit_field.
881 Take a fallback_p argument and return true if the operation succeeded.
882 Only use store_fixed_bit_field if fallback_p. Don't recompute
883 mode_for_extraction; use op_mode instead. Try forcing memories
884 into registers if the insv expander fails.
885 (store_bit_field): Use store_bit_field_1 with fallback_p true.
886 Don't return a value.
887 (convert_extracted_bit_field): New function, extracted from
889 (extract_bit_field_1): Likewise. Take a fallback_p argument
890 and return NULL if the operation succeeded. Only use
891 extract_fixed_bit_field if fallback_p. Only calculate one
892 extraction mode. Combine code for extv and extzv. Try forcing
893 memories into registers if the ext(z)v expander fails.
894 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
896 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
898 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
900 (df_ref): Likewise. Put regno with other integer fields.
902 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
904 * df.h (df_mw_hardreg): Remove "loc" field.
905 * df-scan.c (df_ref_record): Don't set it. Remove redundant
907 * df-problems.c (df_whole_mw_reg_unused_p): New function,
908 split out from df_set_unused_notes_for_mw. Return false for
909 partial references. Assert that mw_reg is a REG when returning true.
910 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
911 (df_whole_mw_reg_dead_p): New function, split out from
912 df_set_dead_notes_for_mw. Return false for partial references.
913 Assert that mw_reg is a REG when returning true.
914 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
915 Remove redundant bitmap check.
917 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
919 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
920 ($(T)crtend.o): Likwise.
921 ($(T)crtbeginS.o): Likwise.
922 ($(T)crtendS.o): Likwise.
923 ($(T)crtfastmath.o): Likwise.
925 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
927 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
928 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
929 * basic-block.h (struct control_flow_graph): Added x_dom_computed
930 and x_n_bbs_in_dom_tree fields.
932 2007-07-26 Steve Ellcey <sje@cup.hp.com>
934 PR tree-optimization/32087
935 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
936 Do not call scale_bbs_frequencies_int with prob of zero.
938 2007-07-26 Julian Brown <julian@codesourcery.com>
940 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
941 (neon_element_bits): Add prototypes.
942 * config/arm/arm.c (bounds_check, neon_lane_bounds)
943 (neon_const_bounds, neon_element_bits): New functions.
944 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
945 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
946 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
947 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
948 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
949 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
950 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
951 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
952 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
953 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
954 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
955 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
956 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
958 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
960 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
961 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
963 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
964 Julian Brown <julian@codesourcery.com>
966 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
967 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
968 * config/arm/cortex-a8.md: New.
969 * config/arm/cortex-a8-neon.md: New.
970 * config/arm/neon-schedgen.ml: New.
971 * config/arm/neon.md (vqh_mnem): New.
973 (Is_float_mode): New.
974 (Scalar_mul_8_16): New.
976 (V_mode_nunits): New.
977 (All instruction patterns): Annotate with neon_type attribute
979 * config/arm/arm.md: Include cortex-a8.md.
980 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
982 Annotate instruction patterns accordingly.
983 (generic_sched): Do not use generic scheduling for Cortex-A8.
984 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
986 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
988 * fold-const.c (fold_read_from_constant_string): Use
990 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
992 2007-07-26 Nick Clifton <nickc@redhat.com>
994 * tree-ssa-operands.h: Change copyright header to refer to version
995 3 of the GNU General Public License and to point readers at the
996 COPYING3 file and the FSF's license web page.
997 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
998 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
999 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1000 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1001 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1002 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1003 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1004 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1005 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1006 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1007 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1008 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1009 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1010 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1011 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1012 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1013 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1014 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1015 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1016 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1017 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1018 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1019 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1020 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1021 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1022 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1023 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1024 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1025 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1026 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1027 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1028 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1029 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1030 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1031 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1032 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1033 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1034 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1035 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1036 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1037 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1038 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1039 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1040 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1041 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1042 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1043 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1044 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1045 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1046 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1047 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1048 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1049 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1050 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1051 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1052 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1053 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1054 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1055 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1056 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1057 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1058 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1059 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1060 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1061 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1062 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1063 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1064 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1065 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1066 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1067 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1068 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1069 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1070 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1071 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1072 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1073 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1074 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1075 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1076 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1077 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1078 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1079 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1080 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1081 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1082 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1083 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1084 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1085 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1086 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1087 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1088 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1089 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1090 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
1091 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
1092 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
1093 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
1094 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
1095 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
1096 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
1097 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
1098 convert.c, convert.h, langhooks-def.h, reload1.c,
1099 tree-ssa-operands.c: Likewise.
1101 2007-07-26 Jan Hubicka <jh@suse.cz>
1103 * tree-ssa-live.c: Include debug.h and flags.h.
1104 (mark_scope_block_unused): New function.
1105 (remove_unused_scope_block_p): New function.
1106 (remove_unused_locals): Remove unused blocks too.
1108 2007-07-25 Ian Lance Taylor <iant@google.com>
1110 * combine.c (combine_max_regno): Remove. Remove all uses.
1111 (struct reg_stat_struct): Rename from struct reg_stat.
1112 (reg_stat_type): Define, and declare VECs.
1113 (reg_stat): Change from pointer to VEC. Change all uses.
1114 (combine_split_insns): New static function.
1115 (try_combine, find_split_point): Call it instead of split_insns.
1117 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1119 * cfghooks.c (split_block): Fix the information about loop latch.
1121 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1123 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
1125 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1127 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1128 Scan the new edge for loop exit info.
1130 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
1132 * config/darwin.c: Include debug.h.
1134 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1137 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
1139 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1141 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
1142 (HARD_REGNO_MODE_OK): Ditto.
1143 (MODES_TIEABLE_P): Ditto.
1144 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
1145 (CLASS_MAX_NREGS): Ditto.
1146 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
1147 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
1148 (divdf3_internal_thr): Removed.
1149 * config/ia64/div.md: New file.
1150 * config/ia64/constraints.md: Add H constraint.
1152 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1154 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
1155 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
1156 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
1157 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
1158 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
1159 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
1160 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
1161 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
1162 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
1163 dump_sbitmap_file, debug_sbitmap, popcount_table,
1164 sbitmap_popcount): Constify.
1165 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
1166 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
1167 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
1168 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
1169 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
1170 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
1171 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
1172 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
1173 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
1174 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
1175 sbitmap_popcount, sbitmap_verify_popcount): Constify.
1177 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1179 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
1180 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
1181 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
1182 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
1183 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
1184 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
1185 bitmap_intersect_p, bitmap_intersect_compl_p,
1186 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1187 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
1189 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
1190 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
1191 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
1192 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1193 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1194 debug_bitmap, debug_bitmap_file, bitmap_print,
1195 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
1196 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
1198 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
1200 * config/darwin.c (darwin_override_options): Additional fix for
1201 debug info formats that don't support var tracking.
1203 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1205 * cselib.c (entry_and_rtx_equal_p): Constify.
1206 * gengtype.c (output_mangled_typename, write_types, write_local):
1208 * gengtype.h (const_type_p): New.
1209 * see.c (eq_descriptor_extension, hash_descriptor_extension):
1211 * tlink.c (scan_linker_output): De-constify.
1212 * tree-ssa-loop-im.c (memref_eq): Constify.
1213 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
1214 (shared_bitmap_hash, shared_bitmap_eq): Constify.
1216 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1218 * c-common.c (fname_as_string, c_type_hash): Constify.
1219 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1220 * cgraph.c (edge_hash, edge_eq): Likewise.
1221 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
1222 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
1223 reg_attrs_htab_eq): Likewise.
1224 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
1226 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
1227 const_decl_t, const_state_t, const_automata_list_el_t): New.
1228 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
1229 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
1230 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
1231 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
1232 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
1233 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
1234 compare_max_occ_cycle_nums, out_state_arcs_num,
1235 compare_transition_els_num, units_cmp, state_reservs_cmp):
1237 * genmodes.c (cmp_modes): Likewise.
1238 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
1239 * gimplify.c (compare_case_labels): Likewise.
1240 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
1241 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
1242 * matrix-reorg.c (mtt_info_hash): Likewise.
1243 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
1244 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
1245 (htab_hash_bucket, htab_hash_elem): Constify.
1246 * tree-browser.c (TB_parent_eq): Likewise.
1247 * tree-scalar-evolution.c (hash_scev_info): Likewise.
1248 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
1249 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
1250 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
1252 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
1253 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
1254 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
1255 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
1256 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
1258 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
1259 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
1260 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
1261 * tree-ssa-threadupdate.c (redirection_data_hash,
1262 redirection_data_eq): Likewise.
1263 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
1264 * tree-ssa.c (var_ann_eq): Likewise.
1265 * tree-vrp.c (compare_case_labels): Likewise.
1266 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
1267 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
1268 tree_not_check_failed, tree_class_check_failed,
1269 tree_range_check_failed, tree_not_class_check_failed,
1270 omp_clause_check_failed, omp_clause_range_check_failed,
1271 tree_contains_struct_check_failed, tree_operand_check_failed):
1273 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
1274 tree_not_check_failed, tree_class_check_failed,
1275 tree_range_check_failed, tree_not_class_check_failed,
1276 tree_operand_check_failed, omp_clause_operand_check_failed,
1277 tree_operand_length): Likewise.
1278 * var-tracking.c (const_variable): New.
1279 (variable_htab_hash, variable_htab_eq): Constify.
1280 * varasm.c (const_desc_hash): Likewise.
1282 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1284 * expr.c (handled_component_p): Constify.
1285 * fold-const.c (fit_double_type): Likewise.
1286 * real.h (real_value_from_int_cst): Likewise.
1287 * tree-flow-inline.h (gimple_in_ssa_p,
1288 gimple_aliases_computed_p, gimple_addressable_vars,
1289 gimple_call_clobbered_vars, gimple_referenced_vars,
1290 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
1291 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
1292 may_aliases, end_readonly_imm_use_p, has_zero_uses,
1293 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
1294 is_label_stmt, is_global_var, phi_ssa_name_p,
1295 factoring_name_p, is_call_clobbered, tree_common_ann,
1296 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
1297 unmodifiable_var_p, array_ref_contains_indirect_ref,
1298 ref_contains_array_ref, lookup_subvars_for_var,
1299 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
1300 gimple_mem_ref_stats): Likewise.
1301 * tree-flow.h (tree_common_ann, var_ann, function_ann,
1302 may_aliases, is_exec_stmt, is_label_stmt,
1303 ref_contains_array_ref, array_ref_contains_indirect_ref,
1304 var_can_have_subvars, overlap_subvar, is_call_clobbered,
1305 unmodifiable_var_p): Likewise.
1306 * tree-gimple.c (is_gimple_min_invariant): Likewise.
1307 * tree-gimple.h (is_gimple_min_invariant): Likewise.
1308 * tree.c (type_hash_list, attribute_hash_list, tree_size,
1309 cst_and_fits_in_hwi, real_value_from_int_cst,
1310 build_real_from_int_cst, integer_zerop, integer_onep,
1311 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
1312 tree_floor_log2, real_zerop, real_onep, real_twop,
1313 real_minus_onep, really_constant_p, purpose_member, chain_member,
1314 list_length, fields_length, int_size_in_bytes, bit_position,
1315 int_bit_position, byte_position, int_byte_position, expr_align,
1316 array_type_nelts, tree_node_structure,
1317 type_contains_placeholder_1, iterative_hash_pointer,
1318 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
1319 tree_map_base_eq, type_hash_list, type_hash_eq,
1320 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
1321 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
1322 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1323 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
1324 int_fits_type_p, get_containing_scope, decl_function_context,
1325 decl_type_context, omp_clause_operand_check_failed,
1326 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
1327 * tree.h (omp_clause_operand_check_failed, tree_size,
1328 build_real_from_int_cst, array_type_nelts, purpose_member,
1329 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
1330 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1331 is_attribute_p, check_qualified_type, expr_align,
1332 int_size_in_bytes, bit_position, int_bit_position, byte_position,
1333 int_byte_position, list_length, fields_length, initializer_zerop,
1334 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
1335 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
1336 tree_node_structure, handled_component_p, get_containing_scope,
1337 decl_function_context, decl_type_context, real_zerop,
1338 type_num_arguments, fit_double_type, really_constant_p,
1339 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
1340 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
1341 real_twop, real_minus_onep, int_cst_value): Likewise.
1343 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1345 * cfglayout.c (insn_scope, insn_line): Constify.
1346 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
1347 const_double_htab_hash, const_double_htab_eq,
1348 mem_attrs_htab_hash): Likewise.
1349 * loop-iv.c (biv_eq): Likewise.
1350 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
1351 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
1352 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
1354 * rtl-error.c (location_for_asm, diagnostic_for_asm,
1355 error_for_asm, warning_for_asm, _fatal_insn,
1356 _fatal_insn_not_found): Likewise.
1357 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
1358 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
1359 rtl_check_failed_type2, rtl_check_failed_code1,
1360 rtl_check_failed_code2, rtl_check_failed_code_mode,
1361 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
1362 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1363 rtl_check_failed_type2, rtl_check_failed_code1,
1364 rtl_check_failed_code2, rtl_check_failed_code_mode,
1365 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
1366 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
1367 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
1368 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
1369 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
1370 rtx_unstable_p, get_integer_term, get_related_value,
1371 offset_within_block_p, reg_mentioned_p, count_occurrences,
1372 reg_referenced_p, reg_used_between_p, no_labels_between_p,
1373 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
1374 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
1375 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
1376 find_constant_src, find_reg_fusage, find_regno_fusage,
1377 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
1378 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
1379 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
1380 computed_jump_p, auto_inc_p, in_expr_list_p,
1381 remove_node_from_expr_list, loc_mentioned_in_p,
1382 label_is_jump_target_p, reversed_comparison_code_parts,
1383 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
1384 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
1385 print_inline_rtx): Likewise.
1386 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
1387 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
1388 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
1389 get_integer_term, get_related_value, offset_within_block_p,
1390 count_occurrences, reg_mentioned_p, no_labels_between_p,
1391 reg_used_between_p, reg_referenced_p, single_set_2,
1392 multiple_sets, set_noop_p, refers_to_regno_p,
1393 reg_overlap_mentioned_p, dead_or_set_p,
1394 covers_regno_no_parallel_p, covers_regno_p,
1395 dead_or_set_regno_p, find_reg_note, find_regno_note,
1396 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
1397 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
1398 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
1399 side_effects_p, may_trap_p_1, may_trap_p,
1400 may_trap_after_code_motion_p, may_trap_or_fault_p,
1401 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
1402 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
1403 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
1404 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
1405 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
1407 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
1408 warning_for_asm): Likewise.
1409 * tree.h (print_rtl): Likewise.
1410 * varasm.c (get_pool_mode): Likewise.
1412 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * c-lex.c (c_lex_with_flags, lex_string): Constify.
1415 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
1416 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1417 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
1418 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
1419 * ddg.c (compare_sccs): Likewise.
1420 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
1421 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
1422 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
1423 decimal_do_fix_trunc, decimal_real_to_integer,
1424 decimal_real_to_integer2, decimal_real_maxval): Likewise.
1425 * dse.c (const_group_info_t): New.
1426 (invariant_group_base_eq, invariant_group_base_hash): Constify.
1427 * dwarf2out.c (const_dw_die_ref): New.
1428 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
1429 * tree-browser.c (TB_parent_eq): Likewise.
1430 * unwind-dw2-fde.c (__register_frame_info_bases,
1431 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
1432 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
1434 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
1435 * unwind-dw2.c (uw_frame_state_for): Likewise.
1436 * value-prof.c (histogram_hash, histogram_eq): Likewise.
1437 * value-prof.h (const_histogram_value): New.
1439 2007-07-25 Richard Sandiford <richard@codesourcery.com>
1441 * config/mips/mips.c (machine_function): Add
1442 initialized_mips16_gp_pseudo_p.
1443 (mips16_gp_pseudo_reg): Do not emit the initialization of
1444 mips16_gp_pseudo_rtx when being called from the gimple cost-
1445 calculation routines; emit it on the first use outside those
1448 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1450 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
1453 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1454 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
1455 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
1456 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
1457 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
1458 Preserve const-ness of parameters through use of __typeof(),
1459 also constify and tidy.
1461 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
1462 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
1463 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
1464 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
1465 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
1466 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
1467 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
1468 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
1469 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
1471 2007-07-25 Julian Brown <julian@codesourcery.com>
1472 Mark Shinwell <shinwell@codesourcery.com>
1474 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
1475 (alpha_mangle_type): This.
1476 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1477 (TARGET_MANGLE_TYPE): Define this instead.
1478 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
1479 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
1480 (arm_init_neon_builtins): Fix comment.
1481 (arm_mangle_map_entry): New.
1482 (arm_mangle_map): New.
1483 (arm_mangle_type): New.
1484 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
1485 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1486 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1487 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1488 (TARGET_MANGLE_TYPE): Define this instead.
1489 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
1490 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1491 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1492 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1493 (TARGET_MANGLE_TYPE): Define this instead.
1494 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
1496 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
1497 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1498 (TARGET_MANGLE_TYPE): Define this instead.
1499 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
1500 (s390_mangle_type): This.
1501 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1502 (TARGET_MANGLE_TYPE): Define this instead.
1503 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
1504 (sparc_mangle_type): This.
1505 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1506 (TARGET_MANGLE_TYPE): Define this instead.
1507 * cp/mangle.c (write_type): Call mangle_type target hook on all
1508 types before mangling. Use original type, not main variant, as
1510 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1511 (TARGET_MANGLE_TYPE): This.
1512 * target.h (gcc_target): Rename mangle_fundamental_type to
1514 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1515 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1517 2007-07-25 Julian Brown <julian@codesourcery.com>
1518 Paul Brook <paul@codesourcery.com>
1519 Joseph Myers <joseph@codesourcery.com>
1520 Mark Shinwell <shinwell@codesourcery.com>
1522 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1523 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1524 (with_fpu): Allow --with-fpu=neon.
1525 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1526 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1527 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1528 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1529 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1530 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1531 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1532 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1533 (output_move_neon): Add prototypes.
1534 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1535 (all_fpus): Add FPUTYPE_NEON.
1536 (fp_model_for_fpu): Add NEON field.
1537 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1538 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1540 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1542 (thumb2_legitimate_address_p): Likewise.
1543 (neon_valid_immediate): Recognize and prepare constants suitable for
1545 (neon_immediate_valid_for_move): New function. Recognize and prepare
1546 immediates for NEON move instructions.
1547 (neon_immediate_valid_for_logic): New function. Recognize and
1548 prepare immediates for NEON logic instructions.
1549 (neon_output_logic_immediate): New function. Create asm string
1550 suitable for outputting immediate logic instructions.
1551 (neon_pairwise_reduce): New function. Implement reduction using
1552 pairwise operations.
1553 (neon_expand_vector_init): New function. Expand a (possibly
1554 non-constant) vector initialization.
1555 (neon_vector_mem_operand): New function. Memory operands supported
1556 for quad-word loads/stores to/from ARM or NEON registers. Don't
1557 allow base+offset addressing for core regs.
1558 (neon_struct_mem_operand): New function. Valid mems for NEON
1560 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1561 from neon_vector_mem_operand addresses without a secondary register.
1562 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1563 (add_minipool_backward_ref): Likewise.
1564 (dump_minipool): Likewise.
1565 (push_minipool_fix): Likewise.
1566 (output_move_quad): New function. Output quad-word moves, loads and
1567 stores using ARM registers.
1568 (output_move_vfp): Add support for vectors in VFP (NEON) D
1570 (output_move_neon): Output a NEON load/store to/from a quadword
1572 (arm_print_operand): Implement new codes:
1573 - 'c' for unadorned integers (without a # sign).
1574 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1576 - 'e', 'f' for the low and high D parts of a NEON Q register.
1577 - 'q' outputs a NEON Q register.
1578 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1579 - 'T' prints NEON opcode features from a coded bitmask.
1580 - 'F' is similar to T, but signed/unsigned codes both print as
1582 - 't' is similar to T, but 'u' is printed instead of 'p'.
1583 - 'O' prints 'r' if NEON instruction should perform rounding (as
1584 specified by bitmask), else prints nothing.
1585 - '#' is a punctuation character to stop operand numbers from
1586 running together with following digits in the assembler
1587 strings for instructions (when using mode attributes).
1588 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1589 constant vectors in big-endian mode, where necessary.
1590 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1591 Handle EI, OI, CI, XI modes.
1592 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1593 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1594 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1595 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1596 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1598 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1599 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1600 to turn v8qi, etc. into bits defined above.
1601 (neon_itype): New enumeration. Classifications of NEON builtins.
1602 (neon_builtin_datum): Define struct. Contains information about
1603 a single builtin (with multiple modes).
1604 (CF): Define helper macro for...
1605 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1607 (neon_builtin_data): New array. Define information about builtins
1608 for use during initialization/expansion.
1609 (arm_init_neon_builtins): New function.
1610 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1612 (neon_builtin_compare): New function.
1613 (locate_neon_builtin_icode): New function. Find an insn code for a
1614 builtin given a function code for that builtin. Also return type of
1615 builtin (NEON_BINOP, NEON_UNOP etc.).
1616 (builtin_arg): New enumeration. Types of arguments for builtins.
1617 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1618 Takes a variable argument list of builtin_arg types, terminated by
1620 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1621 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1622 (neon_emit_pair_result_insn): New function. Support returning pairs
1623 of vectors via a pointer.
1624 (neon_disambiguate_copy): New function. Set up operands for a
1625 multi-word copy such that registers do not get clobbered.
1626 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1627 ARM_BUILTIN_NEON_BASE.
1628 (arm_file_start): Set float-abi attribute for NEON.
1629 (arm_vector_mode_supported_p): Enable NEON vector modes.
1630 (arm_mangle_map_entry): New.
1631 (arm_mangle_map): New.
1632 (arm_mangle_vector_type): New.
1633 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1635 (TARGET_NEON): New macro. Target supports NEON.
1636 (fputype): Add FPUTYPE_NEON.
1637 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1638 for vectorization based on command-line arg.
1639 (NEON_REGNO_OK_FOR_NREGS): Define.
1640 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1641 (VALID_NEON_STRUCT_MODE): Define.
1642 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1643 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1644 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1645 (consttable_16): Add pattern for outputting 16-byte minipool
1647 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1649 (vec-common.md, neon.md): Include md files.
1650 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1651 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1652 (memory_constraint "Ut", "Un", "Us"): Define.
1653 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1654 (MMX_char): New mode attribute.
1655 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1656 (*add<mode>3_iwmmxt): New insn pattern.
1657 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1658 (*sub<mode>3_iwmmxt): New insn pattern.
1659 (mulv4hi3): Rename to...
1660 (*mulv4hi3_iwmmxt): This.
1661 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1662 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1663 (uminv4hi3, uminv2si3): Remove. Replace with...
1664 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1665 (*umin<mode>3_iwmmxt): These.
1666 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1667 (ashr<mode>3_iwmmxt): This new pattern.
1668 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1669 (lshr<mode>3_iwmmxt): This new pattern.
1670 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1671 (ashl<mode>3_iwmmxt): This new pattern.
1672 * config/arm/neon-docgen.ml: New file. Generate documentation for
1674 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1675 * config/arm/arm_neon.h: New (autogenerated).
1676 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1678 * config/arm/neon.md: New file. Define NEON instructions.
1679 * config/arm/neon.ml: New file. Abstract description of NEON
1680 instructions, used to generate arm_neon.h header, documentation and
1682 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1683 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1685 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1687 (ARM NEON Intrinsics): New subsection.
1688 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1690 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1692 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1695 2007-07-24 Jan Hubicka <jh@suse.cz>
1697 * regclass.c (move_table): New type.
1698 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1699 (init_move_cost): Break out from ...
1700 (init_reg_sets_1): ... here; simplify computation of
1701 have_regs-of_mode and contains_reg_of_mode.
1702 (record_reg_classes): Unswitch internal loops.
1703 (copy_cost): Trigger lazy initialization of move cost
1704 (record_address_regs): Likewise.
1706 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1708 * config/darwin.c (darwin_override_options): Don't force on
1709 flag_var_tracking_uninit when no debug info is requested.
1711 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1713 * cfgloop.c (init_loops_structure): New function.
1714 (flow_loops_find): Create root of the loop tree unconditionally.
1716 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1718 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1720 2007-07-24 Jan Hubicka <jh@suse.cz>
1722 * caller-save.c: Include ggc.h, gt-caller-save.h
1723 (reg_save_code, reg_restore_code): Rename to ...
1724 (cached_reg_save_code, cached_reg_restore_code): ... those.
1725 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1726 (reg_save_code, reg_restore_code): New functions.
1727 (init_caller_save): Do not intialize
1728 reg_save_code/reg_restore_code tables.
1729 * Makefile.in: (gt-caller-save.h): New.
1731 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1733 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1734 with the mode of the original operand instead of
1737 2007-07-23 Jan Hubicka <jH@suse.cz>
1739 * i386.c (ix86_secondary_memory_needed): Break out to...
1740 (inline_secondary_memory_needed): ... here.
1741 (ix86_memory_move_cost): Break out to ...
1742 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1743 maximum of input and output; fix handling of Q_REGS on 64bit.
1744 (ix86_secondary_memory_needed): Microoptimize.
1746 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1748 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1749 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1750 stmts_from_loop, known_dependences_p, build_rdg): New.
1751 * tree-data-ref.h: Depends on graphds.h.
1752 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1753 (build_rdg): Declared.
1754 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1756 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1758 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1761 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1762 Jakub Jelinek <jakub@redhat.com>
1764 PR middle-end/PR28690
1765 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1766 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1767 and MEM_POINTER operands over REG and MEM operands.
1768 (swap_commutative_operands_p): Change return value to bool.
1769 * rtl.h: Update the corresponding prototype.
1770 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1771 instead of gen_rtx_PLUS.
1772 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1773 value to bool. Change function arguments to rtx's and update code
1775 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1776 calls to match the new declaration.
1777 * simplify-rtx.c (simplify_associative_operation): Don't
1778 reorder simplify_binary_operation arguments.
1780 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1782 * config/mips/mips.c (override_options): Use mips_costs to derive
1783 the default branch cost.
1784 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1786 * config/mips/mips.opt (mbranch-cost=): New option.
1787 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1789 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1791 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1792 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1793 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1794 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1796 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1798 * config/mips/constraints.md (ks): New constraint.
1799 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1800 (*add<mode>3_mips16): ...here.
1802 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1804 * optabs.h (enum optab_index): Add new OTI_signbit.
1805 (signbit_optab): Define corresponding macro.
1806 (enum insn_code signbit_optab[]): Remove array.
1807 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1808 (expand_copysign_absneg): If back end provides signbit insn, use it
1809 instead of bit operations on floating point argument.
1810 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1811 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1812 availability of signbit insn.
1814 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1815 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1816 SSE mode is not active.
1817 (isinf<mode>2): Disable for mfpmath=sse,387.
1819 2007-07-22 Ben Elliston <bje@au.ibm.com>
1821 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1823 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1825 2007-07-20 Richard Guenther <rguenther@suse.de>
1827 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1828 integral typed condition.
1829 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1830 booleanness. Only preserve conversions from a non-base
1831 type to a base type, not in general between types with
1832 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1833 * tree.def (COND_EXPR): Document that the condition
1834 can be of any integral type.
1836 2007-07-20 Nigel Stephens <nigel@mips.com>
1837 Richard Sandiford <richard@codesourcery.com>
1839 * config/mips/mips.h (mips_dwarf_regno): Declare.
1840 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1841 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1842 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1843 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1844 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1845 (REG_CLASS_NAMES): Update accordingly.
1846 * config/mips/mips.c (mips_dwarf_regno): New array.
1847 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1848 (mips_subword): Remove special handling for accumulator registers.
1849 (override_options): Initiailize mips_dwarf_regno. Remove use
1851 (mips_swap_registers): New function.
1852 (mips_conditional_register_usage): Swap accumulator registers
1853 around if TARGET_LITTLE_ENDIAN.
1854 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1855 * config/mips/constraints.md (h, l): Use the endianness to choose
1856 between MD0_REG and MD1_REG.
1857 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1858 alternative-dependent template.
1860 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1862 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1865 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1867 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1868 predecessor fallthru flags.
1870 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1872 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1873 of compare to the same type.
1874 * cfgloopmanip.c (add_loop): Update information about loop exits.
1875 (loop_version): Remove the innermost loop requirement.
1876 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1877 to sizetype for pointers.
1879 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1881 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1882 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1883 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1885 * config/dfp-bit.c: Empty for TFmode conversions.
1887 2007-07-18 Caroline Tice <ctice@apple.com>
1889 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1890 and handle them correctly; check that src is not NULL before
1892 (find_src_set_src): Likewise.
1894 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1896 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1897 (struct alignment_context, init_alignment_context): New.
1898 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1899 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1900 (XCHAL_HAVE_S32C1I): Likewise.
1901 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1902 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1903 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1904 (ATOMIC, HQI): New macros.
1905 (memory_barrier, *memory_barrier): New.
1906 (sync_lock_releasesi): New.
1907 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1908 (sync_lock_test_and_set<mode>): New.
1909 (sync_<atomic><mode>): New.
1910 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1911 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1912 (xtensa_expand_atomic): New.
1914 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1919 transformation for builtin ISNORMAL.
1920 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1921 * builtins.def (BUILT_IN_ISNORMAL): New.
1922 * doc/extend.texi: Document isnormal.
1924 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1928 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1929 optabs infrastructure. Provide generic implementation for
1931 (expand_builtin): Handle FINITE/ISFINITE.
1932 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1933 (fold_builtin_1): Likewise.
1935 * builtins.def (BUILT_IN_ISFINITE): New.
1937 * doc/extend.texi: Document isfinite.
1939 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1944 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1945 generic fallback for isinf.
1946 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1947 calculation code ...
1948 * real.c (get_max_float): ... to here.
1949 * real.h (get_max_float): New.
1951 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1955 * builtin-attrs.def (ATTR_TYPEGENERIC,
1956 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1958 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1959 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1960 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1961 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1963 * c-common.c (handle_type_generic_attribute): New.
1964 (c_common_attribute_table): Add "type generic".
1966 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1968 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1970 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1971 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1974 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1977 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1978 checking that the operand is an expression.
1980 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1981 Danny Smith <dannysmith@users.sourceforge.net>
1984 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1985 file mapping object in local namespace if Windows version later
1988 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1990 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1991 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1992 arm_cannot_force_const_mem.
1993 (arm_cannot_force_const_mem): New function.
1994 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1995 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1996 of arm_tls_referenced_p.
1997 * config/arm/arm.md (movsi): Split out-of-section constants when
1998 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1999 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2001 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2003 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2005 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2007 * config/mips/mips.md (*extendqihi2): Convert the destination
2010 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2012 * config/pa/fptr.c: Update license header.
2013 * config/pa/milli64.S: Likewise.
2015 2007-07-17 Nick Clifton <nickc@redhat.com>
2017 * COPYING_v3: New file. Contains version 3 of the GNU General
2019 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2020 Lesser General Public License.
2021 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2022 the GNU General Public License.
2024 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2026 PR rtl-optimization/32773
2027 * cfglayout.c (force_one_exit_fallthru): New function.
2028 (cfg_layout_finalize): Use it.
2030 2007-07-16 Richard Guenther <rguenther@suse.de>
2031 Uros Bizjak <ubizjak@gmail.com>
2033 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2034 before forcing it to gimple operand.
2036 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2037 David Ung <davidu@mips.com>
2039 * config/mips/mips.h (TUNE_24K): Define.
2040 (TUNE_MACC_CHAINS): Add TUNE_24K.
2041 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2043 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2044 (r74k_int_madd): .. this new reservation.
2045 (define_bypass): Fixed bypasses for r74k_int_madd to use
2047 * config/mips/24k.md (define_bypass): Define new
2048 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2050 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2051 Nigel Stephens <nigel@mips.com>
2053 * config/mips/mips.md: Include 20kc.md.
2054 * config/mips/20kc.md: New file.
2055 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2056 (mips_adjust_cost): Tweak for 20Kc.
2057 (mips_issue_rate): Likewise.
2058 * config/mips/mips.h (TUNE_20KC): Define.
2060 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2062 * config/rs6000/rs6000.c (struct processor_cost): Add
2063 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2065 (*_cost): Add cache information.
2066 (rs6000_override_options): Set cache parameters.
2068 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2071 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2072 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2074 2007-07-16 Paul Brook <paul@codesourcery.com>
2077 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2078 (cirrus_thumb2_movsi_insn): Ditto.
2080 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2082 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2085 2007-07-15 Andrew Haley <aph@redhat.com>
2087 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2088 before looking in the context.
2090 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2094 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
2095 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
2096 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2097 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
2098 to generate .CALLINFO statement.
2099 (hppa_expand_prologue): Set rp_saved.
2100 (hppa_expand_epilogue): Use rp_saved.
2101 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
2102 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
2104 2007-07-14 Dirk Mueller <dmueller@suse.de>
2106 * omega.c (coalesce): Fix memory leak on early exit.
2107 * matrix-reorg.c (check_allocation_function): Likewise.
2108 * tree-vect-transform.c (vect_get_new_vect_var): free result
2110 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2111 pass pointer to edge vector
2112 (partition_hot_cold_basic_blocks): Fix memory leak.
2113 * collect2.c (prefix_from_string): Free temporary storage.
2114 * reload1.c (fixup_abnormal_edges): Free sbitmap.
2116 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
2118 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
2119 (DO_GLOBAL_DTORS_BODY): Likewise.
2121 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2122 Nigel Stephens <nigel@mips.com>
2124 * config/mips/mips.c (mips_classify_symbol): Don't return
2125 SYMBOL_SMALL_DATA for constant pool addresses if
2126 TARGET_EMBEDDED_DATA is true.
2128 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
2131 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
2132 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
2133 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
2134 __builtin_ia32_storehps, __builtin_ia32_storelps,
2135 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
2136 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
2137 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
2138 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
2139 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
2140 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
2141 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
2142 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
2143 using def_builtin_const.
2145 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
2147 PR tree-optimization/32705
2148 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
2149 (simplify_binary_expression): Use SSA_VAL consistently.
2151 2007-07-13 David Edelsohn <edelsohn@gnu.org>
2153 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
2154 (SPEFSCR_REGNO): Delete definition.
2155 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
2156 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2157 * config/rs6000/rs6000.h: Do not define *_REGNO.
2158 LINK_REGISTER_REGNUM -> LR_REGNO.
2159 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2160 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
2161 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2162 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
2163 R_VRSAVE, R_VSCR. Use them.
2164 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
2165 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
2166 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
2167 * config/rs6000/aix.h: Define R_LR. Use it.
2169 2007-07-13 Caroline Tice <ctice@apple.com>
2171 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
2172 flag_var_tracking is explicitly turned off (i.e. when variable
2173 tracking is not feasible); otherwise, turn flag_var_tracking on when
2174 flag_var_tracking_uninit is on.
2175 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
2176 note definitions, to allow recording of initialization status in the
2178 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
2179 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
2180 determine if two note locations are equal.
2181 (output_loc_list): Don't output list entries whose start & end labels
2183 (reg_loc_descriptor): Add parameter for initialization status; pass it
2184 to other loc descriptor functions.
2185 (one_reg_loc_descriptor): Add parameter for initialization status;
2186 check its value and add DW_OP_GNU_uninit to returned loc descr if
2188 (multiple_reg_loc_descriptor): Add parameter for initialization
2190 pass init status argument to other loc descriptor functions; check
2191 value of intialization parameter and add DW_OP_GNU_uninit to returned
2192 loc descr if appropriate.
2193 (based_loc_descr): Add parameter for initialization status; add new
2194 variable for return value; check value of initialization parameter and
2195 add DW_OP_GNU_uninit to returned loc descr if appropriate.
2196 (concatn_mem_loc_descriptor): Add parameter for initialization status;
2197 pass init status argument to other loc descriptor functions; check
2198 value of intialization parameter and add DW_OP_GNU_uninit to returned
2199 loc descr if appropriate.
2200 (mem_loc_descriptor): Likewise.
2201 (concat_loc_descriptor): Likewise.
2202 (concatn_loc_descriptor): Likewise.
2203 (loc_descriptor): Add parameter for initialization status; pass it as
2204 argument to other loc descriptor function calls.
2205 (loc_descriptor_from_tree_1): Add appropriate initialization status
2206 to loc descriptor function calls.
2207 (add_location_or_const_value_attribute): Get initialization status
2208 from VAR_LOCATION note; add initialization status to loc descriptor
2210 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
2211 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
2212 status is uninitialized, add "[uninint]" to output.
2213 * common.opt (fvar-tracking-uninit): New option, similar to
2214 fvar-tracking, to turn on tracking of uninitialized variables; creates
2215 a new global flag, flag_var_tracking_uninit.
2216 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
2217 (enum var_init_status): New type, for var initialization status field.
2218 * var-tracking.c (struct location_chain_def): Two new fields, init,
2219 for initialization status, and set_src for the assignment value expr.
2220 (unshare_variable): New parameter for initialization status;
2221 initialize new init and set_src fields.
2222 (var_reg_set): New parameters for initialization status and value;
2223 pass them to set_variable_part.
2224 (var_mem_set): Likewise.
2225 (get_init_value): New function.
2226 (var_reg_delete_and_set): New initialization status & value
2227 parameters; add call to get_init_value if status is unknown; pass new
2228 parameters to clobber_variable_part and var_reg_set.
2229 (var_mem_delete_and_set): Likewise.
2230 (var_reg_delete): Pass null set_src value to clobber_variable_part.
2231 (var_mem_delete): Likewise.
2232 (variable_union): Pass status to unshare_variable; initialize new init
2233 and set_src fields. If flag_var_tracking_uninit is not set, force
2234 status to initialized.
2235 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
2236 used later to get the set_src value.
2237 (find_src_status): New function.
2238 (find_src_set_src): New function.
2239 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
2240 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
2241 MO_SET, get set_src value and pass it to var_reg_delete_and_set
2242 and var_mem_delete_and_set.
2243 (dump_variable): Print out "[uninit]" if appropriate.
2244 (set_variable_part): Add new initialization and set_src parameters;
2245 pass status to unshare_variable; set node->init and node- >set_src
2246 fields and modify slot in hash table appropriately; save the init and
2247 set_src values if appropriate and assign to the new node.
2248 (clobber_variable_part): New set_src parameter; if two nodes have
2249 same variable and same location but different set_src (assignment)
2250 values, clobber old node.
2251 (delete_variable_part): Pass init status to unshare_variable.
2252 (emit_note_insn_var_location): Add initialized var; assign var's init
2253 status to new 'initialized'; pass new init status field to calls to
2254 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
2255 status to initialized.
2256 (emit_notes_in_bb): Pass initialization status to calls to
2257 var_reg_set, var_mem_set, var_reg_delete_and_set and
2258 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
2259 var_reg_delete_and_set and var_mem_delete_and_set; call
2260 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
2261 make up for change in add_stores.
2262 (vt_add_function_parameters): Add status to calls to
2264 * config/darwin.c (darwin_override_options): Turn on uninitialized
2265 tracking automatically, if var_tracking is on and the system is
2268 2007-07-13 Sa Liu <saliu@de.ibm.com>
2270 * config.gcc: Add options for arch and tune on SPU.
2271 * config/spu/predicates.md: Add constant operands 0 and 1.
2272 * config/spu/spu-builtins.def: Add builtins for double precision
2273 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
2274 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
2276 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
2278 * config/spu/spu-protos.h: Add new function prototypes.
2279 * config/spu/spu.c (spu_override_options): Check options -march and
2281 (spu_comp_icode): Add comparison code for DFmode and vector mode.
2282 (spu_emit_branch_or_set): Use the new code for DFmode and vector
2284 (spu_const_from_int): New. Create a vector constant from 4 ints.
2285 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
2286 (spu_emit_vector_compare): New. Emit vector compare.
2287 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
2288 * config/spu/spu.h: Add options -march and -mtune. Define processor
2289 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
2290 CANONICALIZE_COMPARISON.
2291 * config/spu/spu.md: Add new insns for double precision compare
2292 and double precision vector compare. Add vcond and smax/smin patterns
2293 to enable DFmode vector conditional expression.
2294 * config/spu/spu.opt: Add options -march and -mtune.
2295 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
2296 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
2297 both CELL and CELLEDP targets: spu_testsv.
2298 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
2301 2007-07-13 Richard Guenther <rguenther@suse.de>
2303 PR tree-optimization/32721
2304 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
2305 TREE_THIS_VOLATILE on the folded reference.
2306 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
2307 if the array reference has TREE_THIS_VOLATILE set.
2309 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
2312 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
2314 2007-07-13 Andreas Schwab <schwab@suse.de>
2316 * gengtype-lex.l: Allow declarations to be indented.
2318 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2320 * ginclude/tgmath.h: New.
2321 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
2322 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
2323 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
2324 * configure: Regenerate.
2326 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2328 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
2329 correct index when setting register save state for xd
2332 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2334 * config/sh/sh.c (mark_use): Remove.
2336 2007-07-12 Paul Brook <paul@codesourcery.com>
2338 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
2339 reg does not overlap return value.
2341 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
2343 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
2344 (set_expression_vuses): Ditto.
2345 (init_pre): Initialize expression_vuses.
2347 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2349 * config/i386/sse.md (storentdf, storentsf): New.
2351 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2353 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
2355 * tree.c (build_decl_stat): Move code from here...
2356 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
2357 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
2358 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
2359 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
2360 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
2363 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2364 Devang Patel <dpatel@apple.com>
2366 PR tree-optimization/25413
2367 * targhooks.c (default_builtin_vector_alignment_reachable): New.
2368 * targhooks.h (default_builtin_vector_alignment_reachable): New.
2369 * tree.h (contains_packed_reference): New.
2370 * expr.c (contains_packed_reference): New.
2371 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
2372 (vect_enhance_data_refs_alignment): Call
2373 vector_alignment_reachable_p.
2374 * target.h (vector_alignment_reachable): New builtin.
2375 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
2376 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
2377 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
2379 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2381 * target.h (builtin_vectorization_cost): Add new target builtin.
2382 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
2383 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
2384 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
2385 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
2386 uninitialized variables.
2387 * tree-vect-transform.c (cost_for_stmt): New function.
2388 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
2389 using cost 1 for all scalar stmts. Be less conservative when
2390 estimating the number of prologue/epulogue iterations. Call
2391 targetm.vectorize.builtin_vectorization_cost. Return
2392 min_profitable_iters-1.
2393 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
2394 initialization cost instead of TARG_VEC_STMT_COST. Use
2395 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
2396 epilogue code. Fix epilogue cost computation.
2397 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
2398 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
2399 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
2400 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
2401 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
2402 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
2404 2007-07-12 Richard Guenther <rguenther@suse.de>
2406 * gimplify.c (gimplify_conversion): Make sure that the result
2407 from maybe_fold_offset_to_reference is trivially convertible
2408 to the desired type before doing the simplification.
2409 (gimplify_expr): Likewise.
2410 * fold-const.c (fold_binary): Use the correct types for
2411 building the simplified expression.
2413 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2415 PR rtl-optimization/32729
2416 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
2417 that fallthru to exit.
2419 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
2421 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
2422 (symDTPOFF2reg): Likewise.
2424 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
2426 PR tree-optimization/32663
2428 * tree.h (VALUE_HANDLE_VUSES): Remove.
2429 (struct tree_value_handle): Remove vuses.
2431 * tree-vn.c (create_value_handle_for_expr): Don't set
2434 * tree-ssa-pre.c (expression_vuses): New.
2435 (alloc_expression_id): Set up expression_vuses.
2436 (get_expression_vuses): New.
2437 (set_expression_vuses): Ditto.
2438 (clear_expression_ids): Modify for expression_vuses.
2439 (phi_translate_1): Ditto.
2440 (phi_translate_set): Ditto.
2441 (value_dies_in_block_x): Ditto
2442 (valid_in_sets): Ditto.
2443 (add_to_sets): Ditto.
2444 (find_existing_value_expr): Ditto.
2445 (create_value_handle_for_expr): Ditto.
2446 (make_values_for_stmt): Ditto.
2447 (vuse_equiv): Remove.
2449 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
2451 * Makefile.in (mostlyclean): Remove object files.
2453 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2455 * toplev.c (no_new_pseudos): Deleted.
2456 * rtl.h (no_new_pseudos): Deleted.
2457 * tree-pass.h (pass_no_new_pseudos): Deleted.
2458 * passes.c (pass_no_new_pseudos): Deleted.
2459 * final.c (rest_of_clean_state): Removed no_new_pseudos.
2460 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
2461 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
2463 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
2464 * rtlhooks.c (gen_lowpart_general): Ditto.
2465 * optabs.c (prepare_operand): Ditto.
2466 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
2468 * modulo-sched.c (rest_of_handle_sms): Ditto.
2469 * see.c (rest_of_handle_see): Ditto.
2470 * ifcvt.c (if_convert): Ditto.
2471 (gate_handle_if_after_combine): Replaced no_new_pseudos with
2473 * init-regs.c (gate_initialize_regs): Deleted set of
2475 * lower-subreg.c (decompose_multiword_subregs): Ditto.
2476 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
2477 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
2479 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2482 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
2483 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
2484 (*vec_extractv2di_1_rex64): New insn pattern.
2486 2007-07-11 David Daney <ddaney@avtrex.com>
2488 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
2489 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
2490 for SIGNAL_UNWIND_RETURN_COLUMN.
2491 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
2492 (DWARF_FRAME_REGNUM): Rewrite.
2493 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
2495 2007-07-11 Nick Clifton <nickc@redhat.com>
2497 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
2498 delta and use gen_int_mode in place of GET_INT instead.
2500 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2502 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
2505 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
2507 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2508 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2510 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2511 (USE_CANONICAL_TYPES): New.
2512 * doc/invoke.texi (verify-canonical-types): Remove.
2513 (use-canonical-types): Add.
2515 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2517 * config/spu/spu.c (spu_optimization_options): Remove setting of
2518 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2519 (spu_override_options): Move it here.
2521 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2523 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2524 * config/mips/mips.c (mips_cpu_info_table): Mention
2525 MIPS_ISA_LEVEL_SPEC in the comment.
2527 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2529 PR tree-optimization/32713
2530 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2532 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2535 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2536 conditional to flag_isoc99.
2537 (c_common_init_options): Do it here, unconditionally.
2539 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2541 PR tree-optimization/32589
2542 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2543 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2544 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2545 predicate, extracted from...
2546 (set_rhs): ...here. Call it for the expression on entry.
2547 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2548 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2549 (simplify_binary_expression): Use valid_gimple_expression_p
2550 to validate the simplification.
2551 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2553 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2555 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2556 DWARF2_DEBUG on 32 bit target too.
2557 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2559 2007-07-11 Nick Clifton <nickc@redhat.com>
2561 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2562 version for 64-bit hosts.
2564 2007-07-10 David Daney <ddaney@avtrex.com>
2566 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2568 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2570 * config/mips/mips.c (mips_expand_synci_loop): New function.
2571 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2572 (UNSPEC_RDHWR): Same.
2573 (UNSPEC_SYNCI): Same.
2574 (UNSPEC_SYNC): Same.
2575 (clear_cache): New expand.
2579 (clear_hazard): Same.
2580 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2582 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2583 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2585 2007-07-10 Ian Lance Taylor <iant@google.com>
2587 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2590 2007-07-10 David Daney <ddaney@avtrex.com>
2592 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2593 * builtins.c (expand_builtin___clear_cache): New function.
2594 (expand_builtin): Call expand_builtin___clear_cache for
2595 BUILT_IN_CLEAR_CACHE case.
2596 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2597 * doc/md.texi (clear_cache): Document new instruction pattern.
2598 * testsuite/gcc.dg/builtins-64.c: New test.
2600 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2602 * config/cris/cris.md ("movsi"): Fix typo in last change.
2604 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2607 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2609 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2610 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2611 for FUNCTION_DECLs. Don't use align_functions_log if
2613 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2614 even for FUNCTION_DECLs.
2615 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2617 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2618 (DECL_FUNCTION_CODE): Update for new location and name of
2620 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2621 (struct tree_decl_common): Move 'align' and 'off_align' out
2622 of union, ensure they're still on a 32-bit boundary. Remove
2623 other fields in union 'u1'.
2624 (struct tree_function_decl): Add field 'function_code' replacing
2625 'u1.f' in tree_decl_common.
2626 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2627 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2628 (Variable Attributes): Cross-reference 'aligned' attribute
2629 to Function Attributes.
2630 * flags.h (force_align_functions_log): Delete.
2631 * toplev.c (force_align_functions_log): Delete.
2633 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2636 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2637 (*vec_concatv2di_rex): New insn pattern.
2639 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2642 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2644 2007-07-10 Ian Lance Taylor <iant@google.com>
2646 Replace no_new_pseudos in backends.
2647 * rtl.h (can_create_pseudo_p): Define.
2648 * config/darwin.c (machopic_indirect_data_reference): Use
2649 can_create_pseudo_p () instead of no_new_pseudos.
2650 (machopic_indirect_data_reference): Likewise.
2651 (machopic_legitimize_pic_address): Likewise.
2652 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2653 (alpha_emit_set_const_1): Likewise.
2654 (alpha_emit_set_const): Likewise.
2655 (alpha_emit_conditional_move): Likewise.
2656 (alpha_split_conditional_move): Likewise.
2657 * config/alpha/alpha.md (various splitters): Likewise.
2659 * config/arm/arm.c (legitimize_pic_address): Likewise.
2660 (arm_load_pic_register): Likewise.
2661 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2662 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2663 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2664 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2665 * config/cris/cris.md (movsi): Likewise.
2666 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2667 (symGOTOFF2reg_hilo): Likewise.
2668 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2669 * config/h8300/h8300.md (insv, extzv): Likewise.
2670 * config/i386/i386.c (ix86_expand_move): Likewise.
2671 (ix86_expand_vector_move): Likewise.
2672 (ix86_prepare_fp_compare_args): Likewise.
2673 (ix86_expand_carry_flag_compare): Likewise.
2674 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2675 (tls_dynamic_gnu2_combine_32): Likewise.
2676 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2677 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2678 (ia64_expand_movxf_movrf): Likewise.
2679 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2680 (m32c_split_move): Likewise.
2681 (m32c_expand_insv): Likewise.
2682 * config/m68k/m68k.md (movsi): Likewise.
2683 * config/mips/mips.c (mips_force_temporary): Likewise.
2684 (mips_split_symbol): Likewise.
2685 (mips_move_integer): Likewise.
2686 (mips_legitimize_const_move): Likewise.
2687 * config/mn10300/mn10300.md (movsi): Likewise.
2688 * config/pa/pa.c (emit_move_sequence): Likewise.
2689 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2690 (rs6000_got_register): Likewise.
2691 (create_TOC_reference): Likewise.
2692 (rs6000_machopic_legitimize_pic_address): Likewise.
2693 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2694 (various splitters): Likewise.
2695 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2696 (movsi_got): Likewise.
2697 * config/s390/s390.c (emit_symbolic_move): Likewise.
2698 * config/s390/s390.md (movhi, movqi): Likewise.
2699 (load_multiple, store_multiple): Likewise.
2700 * config/score/score.c (score_force_temporary): Likewise.
2701 * config/sh/sh.c (prepare_move_operands): Likewise.
2702 (prepare_cbranch_operands): Likewise.
2703 (emit_fpu_switch): Likewise.
2704 (fpscr_set_from_mem): Likewise.
2705 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2706 (adddi3, subsi3): Likewise.
2707 (various splitters): Likewise.
2708 (divsi_inv_fp_combine): Likewise.
2709 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2710 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2712 * config/sh/predicates.md (xor_operand): Likewise.
2713 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2714 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2715 (movdi_pic_label_ref): Likewise.
2716 * config/spu/spu.c (spu_split_immediate): Likewise.
2717 * config/alpha/alpha.md (various splitters): Remove test
2718 !no_new_pseudos || reload_completed.
2719 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2721 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2722 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2723 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2724 * config/score/score.c (th_output_mi_thunk): Likewise.
2725 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2726 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2728 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2730 PR rtl-optimization/32664
2731 * mode-switching.c (create_pre_exit): Skip barrier insns.
2733 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2735 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2736 force_gimple_operand_bsi.
2737 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2738 rewrite_use_compare): Ditto.
2739 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2741 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2742 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2743 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2744 * tree-profile.c (prepare_instrumented_value,
2745 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2746 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2747 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2748 tree_gen_ior_profiler): Ditto.
2749 * tree-ssa-reassoc.c (negate_value): Ditto.
2750 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2751 Use force_gimple_operand_bsi.
2752 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2753 * tree-if-conv.c (add_to_dst_predicate_list,
2754 find_phi_replacement_condition): Ditto.
2755 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2756 Call mark_symbols_for_renaming for new statements.
2757 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2759 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2761 * cfghooks.c (remove_edge): New function.
2762 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2764 * cfghooks.h (remove_edge): Declare.
2765 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2766 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2768 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2770 * optabs.h: Added declaration for signbit_optab.
2771 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2772 * genoptinit.c (optabs): Added entry for signbit insns.
2773 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2775 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2776 * config/s390/s390.md (signbit<mode>2): New expander.
2778 2007-07-09 Richard Guenther <rguenther@suse.de>
2781 * fold-const.c (fold_plusminus_mult_expr): Move constant
2782 arguments second to allow decomposing.
2784 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2787 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2789 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2790 Disregard DECL_FROM_INLINE.
2792 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2795 * doc/invoke.texi: Add ftree-reassoc flag.
2796 * common.opt (ftree-reassoc): New flag.
2797 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2798 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2800 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2802 PR tree-optimization/32681
2803 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2804 saved in second_edge->aux when first_bb is a loop header.
2806 2007-07-09 Jan HUbicka <jh@suse.cz>
2808 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2810 2007-07-09 Richard Guenther <rguenther@suse.de>
2812 * c-decl.c (start_function): Do not promote return type.
2814 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2816 * function.c (do_warn_unused_parameter): Do not warn if
2817 TREE_NO_WARNING is set.
2819 2007-07-08 Andreas Schwab <schwab@suse.de>
2821 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2823 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2826 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2828 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2829 apply to assembly language, too.
2830 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2832 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2834 Revert (note the sccvn portions are *not* reverted)
2835 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2837 Fix PR tree-optimization/23488
2839 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2841 * tree-flow-inline.h (get_value_handle): Ditto.
2842 * tree-ssa-pre.c (decl_vh_map): New.
2843 (decl_node_pool): New.
2844 (can_value_number_operation): Support DECL_P.
2845 (can_PRE_operation): Ditto.
2846 (create_expression_by_pieces): Ditto.
2847 (find_existing_value_expr): Modify to differnetiate between
2848 addressing and top level.
2849 (create_value_handle_for_expr): Handle DECL's.
2850 (poolify_tree): Ditto.
2851 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2852 (make_values_for_stmt): Handle DECL's properly.
2853 (init_pre): Reorg to not init useless things during FRE.
2855 * tree-flow.h: Include pointer-set.h.
2856 (decl_vh_map): Declare.
2857 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2859 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2861 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2862 the constraint description.
2863 * doc/md.texi: Update documentation of AVR constraints.
2865 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2867 * auto-inc-dec.c, config/arm/arm.c,
2868 config/m32r/constraints.md, config/mips/mips.md,
2869 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2870 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2871 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2872 typos. Follow spelling conventions.
2873 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2875 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2876 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2878 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2879 realloc_vuse): Remove.
2880 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2883 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2885 Fix PR tree-optimization/23488
2887 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2888 (try_to_simplify): Ditto.
2890 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2892 * tree-flow-inline.h (get_value_handle): Ditto.
2893 * tree-ssa-pre.c (decl_vh_map): New.
2894 (decl_node_pool): New.
2895 (can_value_number_operation): Support DECL_P.
2896 (can_PRE_operation): Ditto.
2897 (create_expression_by_pieces): Ditto.
2898 (find_existing_value_expr): Modify to differnetiate between
2899 addressing and top level.
2900 (create_value_handle_for_expr): Handle DECL's.
2901 (poolify_tree): Ditto.
2902 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2903 (make_values_for_stmt): Handle DECL's properly.
2904 (init_pre): Reorg to not init useless things during FRE.
2906 * tree-flow.h: Include pointer-set.h.
2907 (decl_vh_map): Declare.
2908 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2910 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2912 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2913 apply to assembly language, too.
2914 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2916 2007-07-06 Ian Lance Taylor <iant@google.com>
2917 Zack Weinberg <zackw@panix.com>
2920 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2922 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2924 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2925 (prefetch): Likewise if "pref" would be used.
2927 2007-07-06 Josh Conner <jconner@apple.com>
2931 * calls.c (store_one_arg): Handle arguments which are partially
2932 on the stack when detecting argument overlap.
2934 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2936 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2937 chosen during find_reloads.
2939 2007-07-06 Richard Guenther <rguenther@suse.de>
2941 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2942 TYPE_ARG_TYPES for verification of argument types. Use
2943 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2944 parameters as variable arguments.
2946 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2948 * libgcc2.h (word_type): Type definition removed.
2949 (cmp_return_type, shift_count_type): Type definitions added.
2950 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2951 replaced with shift_count_type.
2952 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2954 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2955 changed from word_type to Wtype.
2956 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2957 replaced with shift_count_type.
2958 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2960 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2961 and libgcc_shift_count attribute added.
2962 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2963 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2964 (TARGET_INITIALIZER): New target hooks added.
2965 * targhooks.c (default_libgcc_cmp_return_mode,
2966 default_libgcc_shift_count_mode): Default implementations for the new
2968 * targhooks.h (default_libgcc_cmp_return_mode,
2969 default_libgcc_shift_count_mode): Function prototypes added.
2970 * target.h (struct gcc_target): Fields for the new target hooks added.
2971 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2973 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2976 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2977 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2979 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2980 s390_libgcc_shift_count_mode): Functions added.
2981 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2982 Target hooks defined.
2984 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2986 * config/mips/mips.c (compute_frame_size): Restore the original
2987 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2988 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2989 Document why the difference is needed.
2991 2007-07-06 Richard Guenther <rguenther@suse.de>
2993 * c-common.c (boolean_increment): Use correctly typed
2996 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2998 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2999 the topmost argument register is not also included in the save mask.
3000 (mips16e_collect_argument_save_p): Take a pointer to the argument
3001 register, rather than a pointer to the number of arguments.
3002 (mips16e_collect_argument_saves): Only include argument saves
3003 that aren't in the register mask.
3005 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3007 PR rtl-optimization/32450
3008 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3009 to ensure that instructions are not moved into the prologue when
3010 profiling is on. Remove unused prologue_end variable.
3011 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3012 as a scheduling barrier.
3014 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3017 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3018 Disregard DECL_FROM_INLINE.
3020 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3022 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3023 IORing with a constant.
3025 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3027 PR rtl-optimization/32475
3028 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3029 for every definition of the stack pointer.
3031 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3033 * arm.c (vfp3_const_double_index): Copy signed results of
3034 REAL_VALUE_TO_INT into unsigned vars.
3036 2007-07-05 Richard Guenther <rguenther@suse.de>
3039 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3041 * tree-ssa.c (useless_type_conversion_p): Check canonical
3044 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3046 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3047 zero_extendhisi2): Change to define_insn_and_split.
3048 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3050 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3052 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3053 pass_match_asm_constraints): New.
3054 * passes.c (init_optimization_passes): Add new pass.
3055 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3056 * function.h (struct function): Add has_asm_statement bit.
3057 (current_function_has_asm_statement): New.
3058 * tree-pass.h (pass_match_asm_constraints): New.
3060 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3062 * config/mips/mips.c (mips_file_start): Avoid declaration
3065 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3067 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3069 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3071 * rtl.def (NOTE): Change print format string to print
3072 operand 5 as a note insn name.
3074 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3075 David Ung <davidu@mips.com>
3077 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3078 * doc/invoke.texi: (MIPS Options): Document them.
3080 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3081 David Ung <davidu@mips.com>
3083 Add support for SmartMIPS ASE.
3085 * optabs.c (expand_binop_directly): New, broken out from...
3086 (expand_binop): Here. Make it try rotating in the other
3087 direction even when the second operand isn't constant.
3088 * config/mips/mips.md (*lwxs): New.
3089 * config/mips/mips.opt (msmartmips): New.
3090 * config/mips/mips.c (mips_lwxs_address_p): New.
3091 (mips_rtx_costs): Make it recognize scaled indexed addressing.
3092 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3093 __mips_smartmips when compiling for TARGET_SMARTMIPS.
3094 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
3095 (ISA_HAS_LWXS): New.
3096 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
3097 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
3098 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
3099 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
3100 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
3101 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
3102 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
3104 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3106 * tree-vectorizer.c (new_loop_vec_info): Initialize
3107 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3108 * tree-vectorizer.h (_loop_vec_info): Added new filed
3109 min_profitable_iters.
3110 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
3111 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
3112 * tree-vect-analyze.c (vect_analyze_operations): Set
3113 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3114 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
3115 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
3116 Fix calculation of peel_iters_prologue. Move consideration of epilogue
3117 and prologue cost to after they are computed.
3118 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
3120 (vect_model_simple_cost): Takes additional argument dt. Consider cost
3121 of creating vectors from scalars according to dt.
3122 (vect_model_store_cost): Likewise.
3123 (vectorizable_call): Use dt array instead of scalar dt. Call
3124 vect_model_simple_cost with additional argument dt.
3125 (vectorizable_assignment): Likewise.
3126 (vectorizable_operation): Likewise.
3127 (vectorizable_type_demotion): Likewise.
3128 (vectorizable_type_promotion): Likewise.
3129 (vectorizable_store): Use dt array instead of scalar dt. Call
3130 vect_model_store_cost with additional argument dt.
3131 (vect_do_peeling_for_loop_bound): Don't call
3132 vect_estimate_min_profitable_iters. Instead, lookup
3133 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
3134 "may not be profitable".
3136 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3139 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
3140 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
3141 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
3142 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
3144 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
3146 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
3147 addressing modes cheaper.
3149 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
3151 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
3152 (dw_ranges_struct): Rename block_num to num. Adjust.
3153 (dw_ranges_by_label_struct): New.
3154 (ranges_by_label, ranges_by_label_allocated,
3155 ranges_by_label_in_use): New variables.
3156 (add_ranges_num): Factored most of the code out of...
3157 (add_ranges): ... this one. Rewrite in terms of the former.
3158 (add_ranges_by_labels): New.
3159 (output_ranges): Output by-label ranges.
3160 (dwarf2out_finish): Output range for multiple-section
3161 compile_unit. Output standard DW_AT_low_pc in addition to
3162 unexpected DW_AT_entry_pc.
3164 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
3166 PR tree-optimization/32604
3167 PR tree-optimization/32606
3169 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
3170 (compute_antic_safe): Removed.
3171 (ANTIC_SAFE_LOADS): Ditto.
3172 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
3173 (execute_pre): Don't call compute_antic_safe.
3174 (vuse_equiv): New function.
3175 (make_values_for_stmt): Use it
3176 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
3179 2007-07-04 Anatoly Sokolov <aesok@post.ru>
3182 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
3184 (avr_attribute_table): Make "naked" attribute apply to function types
3185 rather than to decls.
3186 (avr_handle_fntype_attribute): New function.
3188 2007-07-04 Joseph Myers <joseph@codesourcery.com>
3190 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
3193 2007-07-04 David Ung <davidu@mips.com>
3194 Joseph Myers <joseph@codesourcery.com>
3196 * config/mips/mips.md (type): Add logical, signext and move.
3197 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
3198 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
3199 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
3200 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
3201 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
3202 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
3203 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
3204 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
3205 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
3206 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
3207 movv2sf_hardfloat_64bit): Use the new types.
3208 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
3209 *movdf_softfloat, *movdf_mips16): Use "multi".
3210 (extendqihi2): Replace with a define_expand.
3211 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
3212 Based on extend<SHORT:mode><GPR:mode>2 patterns.
3213 * config/mips/74k.md (r74k_int_logical): New reservation and
3215 (r74k_int_arith): Remove "slt".
3216 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
3217 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
3218 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
3219 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
3220 reservations for "arith".
3222 2007-07-04 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa.c (useless_type_conversion_p): Add handling for
3225 scalar float and vector types. Only call the types_compatible_p
3226 langhook for aggregate types as last resort. Follow the
3229 2007-07-04 Richard Guenther <rguenther@suse.de>
3231 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
3232 the same as NOP_EXPR.
3234 2007-07-04 Nick Clifton <nickc@redhat.com>
3236 * target.h (struct gcc_target): Add target_help field.
3237 * target-def.h (TARGET_HELP): New.
3238 (TARGET_INITIALIZER): Use TARGET_HELP.
3239 * opts.c (command_handle_option): Invoke target_help function, if
3240 defined, when the user has specified --target-help on the command
3242 * doc/invoke.texi: Mention that --target-help might print
3243 additional information.
3244 * doc/tm.texi: Document TARGET_HELP hook.
3246 * arm.c (TARGET_HELP): Override default definition.
3247 (arm_target_help): New - display a wrapped list of cores and
3248 architectures supported.
3250 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
3252 * config/gcc/v850/v850.c (expand_prologue): Make sure
3253 GEN_INT() argument is sign extended rather than zero extended.
3254 (expand_epilogue): Likewise.
3255 (output_move_double): Delete.
3256 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
3257 * config/gcc/v850/v850.md (movdi): Delete.
3258 (*movdi_internal): Delete.
3260 (*movdf_internal): Delete.
3262 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3264 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
3265 unless compiling RTP PIC.
3267 2007-07-04 Richard Guenther <rguenther@suse.de>
3269 PR tree-optimization/32482
3270 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
3271 original ssa name if we didn't find a shift expression.
3272 Fix shift constant for bit zero test.
3274 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3276 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
3278 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3280 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
3281 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
3282 * config/arm/vxworks.h (ASM_SPEC): Delete.
3283 (SUBTARGET_EXTRA_ASM_SPEC): Define.
3285 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3287 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
3288 (DDR_REVERSED_P): New.
3289 * tree-data-ref.c (initialize_data_dependence_relation,
3290 build_classic_dist_vector): Set DDR_REVERSED_P.
3292 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3295 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
3296 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3297 init_omega_for_ddr_1): Use non conservative number of iterations
3299 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
3300 (analyze_siv_subscript): Remove FIXME and reinitialization of
3301 last_conflicts to chrec_dont_know.
3302 * testsuite/gfortran.dg/vect/pr32457.f90: New.
3304 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3306 * tree.c (maybe_canonicalize_argtypes): Improve description.
3308 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3310 * tree.c (maybe_canonicalize_argtypes): New.
3311 (build_function_type): Set canonical type.
3312 (build_method_type_directly): Ditto.
3313 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
3316 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3318 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
3320 (rewrite_use_nonlinear_expr): Likewise.
3322 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3324 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
3326 2007-07-04 Ben Elliston <bje@au.ibm.com>
3328 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
3331 * c-objc-common.c (c_types_compatible_p): Fix indentation.
3333 * doc/tm.texi (Run-time Target): Capitalise "CPU".
3334 (Exception Handling): Likewise.
3336 2007-07-03 Jan Hubicka <jh@suse.cz>
3338 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
3340 2007-07-03 Eric Christopher <echristo@apple.com>
3342 * doc/cppopts.texi: Add conflicting option note to -dM.
3343 * doc/invoke.texi: Add note about possible conflicts with
3344 -E for -dCHARS and note that -dM will not produce
3345 any results if there is no machine dependent reorg.
3347 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3349 * tree.h (DECL_ALIGN): Back out previous change.
3351 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3353 * configure.ac: Test for .dtprelword support on MIPS.
3354 * configure, config.in: Regenerate.
3355 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
3356 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3358 2007-07-03 Julian Brown <julian@codesourcery.com>
3360 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
3361 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
3362 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
3363 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
3365 (all_fpus): Add FPUTYPE_VFP3.
3366 (fp_model_for_fpu): Add VFPv3 field.
3367 (arm_rtx_costs_1): Give cost to VFPv3 constants.
3368 (vfp3_const_double_index): New function. Return integer index of
3369 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
3371 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
3372 and argument represents a valid RTX for a VFPv3 constant.
3373 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
3375 (vfp_emit_fstmd): Similar, for fstmd.
3376 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
3377 constants, represented as integer indices.
3378 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
3379 VFP_REGNO_OK_FOR_DOUBLE macros.
3380 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
3381 (arm_file_start): Set float-abi attribute for VFPv3, and output
3382 correct ".fpu" assembler directive.
3383 (arm_dbx_register_numbering): Add FIXME.
3384 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
3385 (fputype): Add FPUTYPE_VFP3.
3386 (FIXED_REGISTERS): Add 32 registers for D16-D31.
3387 (CALL_USED_REGISTERS): Likewise.
3388 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
3389 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
3390 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
3391 (D7_VFP_REGNUM): New.
3392 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
3393 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
3394 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
3395 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
3396 (REG_ALLOC_ORDER): Adjust for VFPv3.
3397 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
3398 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
3399 VFP_LO_REGS, VFP_HI_REGS.
3400 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
3401 (IS_VFP_CLASS): Define macro.
3402 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
3404 (REGISTER_MOVE_COST): Likewise.
3405 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
3406 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
3407 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
3408 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
3409 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
3410 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
3411 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
3412 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
3413 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
3414 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
3415 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
3416 where appropriate for single-word registers.
3417 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
3418 As above. Fix type attributes.
3419 * config/arm/constraints.md (register_contraint "t"): Define.
3420 (register_constraint "w"): Change to D0-D15, or D0-D31 for
3422 (register_constraint "x"): Define.
3423 (constraint "Dv"): Define.
3425 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3427 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
3429 2007-07-03 Tom Tromey <tromey@redhat.com>
3431 * c-parser.c (objc_pq_context): Removed.
3432 (objc_need_raw_identifier): Likewise.
3433 (c_parser) <objc_pq_context>: New field.
3434 <objc_need_raw_identifier>: Likewise.
3435 (OBJC_NEED_RAW_IDENTIFIER): Removed.
3436 (c_lex_one_token): Update.
3437 (c_parser_objc_protocol_definition): Update.
3438 (c_parser_objc_method_definition): Update.
3439 (c_parser_objc_methodproto): Update.
3440 (c_parser_declspecs): Update.
3442 2007-07-03 David Ung <davidu@mips.com>
3444 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
3446 2007-07-03 David Ung <davidu@mips.com>
3447 Richard Sandiford <richard@codesourcery.com>
3449 * doc/invoke.texi: Document -march=74kf3_2.
3450 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
3451 (TUNE_74K): Check for it.
3452 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
3453 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
3454 * config/mips/mips.md (cpu): Add 74kf3_2.
3455 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
3456 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
3457 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
3458 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
3459 74kf3_2 to the CPU list.
3460 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
3461 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
3462 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
3463 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
3464 (r74kf3_2_fxfer_from_c1): New insn reservations.
3466 2007-07-03 Richard Sandiford <richard@codesourcery.com>
3467 David Ung <davidu@mips.com>
3469 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
3470 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
3471 and 74k[fx]. Document aliases for the new options.
3472 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
3473 (PROCESSOR_24KF2_1): ...this.
3474 (PROCESSOR_24KX): Rename to...
3475 (PROCESSOR_24KF1_1): ...this.
3476 (PROCESSOR_74KF): Rename to...
3477 (PROCESSOR_74KF2_1): ...this.
3478 (PROCESSOR_74KX): Rename to...
3479 (PROCESSOR_74KF1_1): ...this.
3480 (TUNE_74K): Update PROCESSOR_* names.
3481 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
3482 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
3483 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
3484 (mips_rtx_cost_data): Update processor names in comments.
3485 (mips_issue_rate): Update PROCESSOR_* names.
3486 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
3487 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
3488 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
3489 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
3490 Update cpu attribute names.
3491 (r24k_fpu_iss): Rename this reservation to...
3492 (r24kf2_1_fpu_iss): ...this and update all uses.
3493 (r24kx_fpu_iss): Rename this reservation to...
3494 (r24kf1_1_fpu_iss): ...this and update all uses.
3495 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
3496 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
3497 Update cpu attribute names.
3499 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
3501 * config/m32r/constraints.md: New file.
3502 * config/m32r/m32r.c: Include tm-constrs.h.
3503 (small_data_operand): Use satisfies_constraint_* instead of macro.
3504 (addr24_operand, gen_compare): Likewise.
3505 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
3506 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
3507 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3508 EXTRA_CONSTRAINT): Likewise.
3509 * config/m32r/m32r.md: Include constraints.md.
3510 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3511 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3512 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3513 (two_insn_const_operand, int8_operand, uint16_operand,
3514 reg_or_int16_operand, reg_or_uint16_operand,
3515 reg_or_cmp_int16_operand, cmp_int16_operand,
3516 seth_add3_operand): Likewise.
3518 2007-07-03 Eric Christopher <echristo@gmail.com>
3520 * libgcc2.h: Conditionally declare __bswapsi2 and
3523 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3525 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3528 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3531 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3532 (__gthrw_pragma): Provide default definition.
3534 * gthr-posix.c (__gthrw_pragma): Define.
3536 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3538 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3539 before declaring inequality.
3541 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3543 * combine.c (recog_for_combine): Log the success or failure of
3544 matching new insn patterns against the machine description in
3547 2007-07-03 Revital Eres <eres@il.ibm.com>
3549 * ddg.c (print_sccs): New function.
3550 (check_sccs): New function.
3551 (create_ddg_all_sccs): Use it.
3552 * ddg.h (print_sccs): Declare.
3553 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3555 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3557 * targhooks.h (default_mode_for_suffix): New function declaration.
3558 * targhooks.c (default_mode_for_suffix): New default target hook.
3559 * target.h (struct c): New structure in the targetm struct.
3560 (mode_for_suffix): New target hook as part of struct c.
3561 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3562 default_mode_for_suffix.
3563 (TARGET_C): New define.
3564 * c-lex.c: Include "target.h".
3565 (interpret_float): Use targetm.c.mode_for_suffix to determine
3566 the mode for a given non-standard suffix.
3567 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3569 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3570 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3572 * doc/extend.texi (Floating Types): New node. Document __float80 and
3573 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3575 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3578 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3579 predicate instead of target_operand.
3580 (divsi3_i1_media, divsi3_media_2): Likewise.
3582 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3584 * tree.h (alias_sets_might_conflict_p): Rename into
3585 alias_sets_must_conflict_p.
3586 * alias.c (alias_sets_might_conflict_p): Likewise.
3587 (alias_sets_conflict_p): Use it.
3588 (objects_must_conflict_p): Likewise.
3589 * c-common.c (strict_aliasing_warning): Adjust.
3591 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3593 * rtlhooks.c (gen_lowpart_if_possible): Check for
3594 invalid subreg before calling gen_lowpart_SUBREG.
3596 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3598 * config/darwin9.h: Add copyright notice.
3599 (LINK_COMMAND_SPEC): Add comment.
3600 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3601 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3602 DARWIN_LIBSYSTEM_HAS_UNWIND.
3604 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3607 * omp-low.c (check_combined_parallel): New function.
3608 (lower_omp_parallel): Call it via walk_stmts, set
3609 OMP_PARALLEL_COMBINED if appropriate.
3610 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3611 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3612 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3613 don't consider it as combined parallel.
3615 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3617 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3618 (gcc_tooldir): Likewise.
3619 * configure: Regenerate.
3620 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3621 old configure.ac gcc_tooldir setting.
3622 (prefix_to_exec_prefix): New variable.
3623 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3624 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3626 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3628 Fix PR tree-optimization/32583
3629 Fix PR tree-optimization/32584
3630 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3631 (phi_translate_set): Use phi_translate directly now.
3632 (make_values_for_stmt): Don't value number RHS if we already know
3635 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3636 Jim Wilson <wilson@specifix.com>
3639 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3642 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3643 Richard Sandiford <richard@codesourcery.com>
3644 Nigel Stephens <nigel@mips.com>
3646 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3647 (mips16e_output_save_restore): Declare.
3648 (mips16e_save_restore_pattern_p): Likewise.
3649 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3650 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3651 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3652 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3653 (BITSET_P): New global macro, extracted from...
3654 (mips_for_each_saved_reg): ...here.
3655 (mips16e_save_restore_info): New struct.
3656 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3657 (mips16e_save_restore_regs): New variable.
3658 (mips_split_plus, mips16e_find_first_register): New functions.
3659 (mips16e_mask_registers): New function.
3660 (compute_frame_size): Expand the commentary before the function.
3661 Enforce the MIPS16e save and restore register range restrictions.
3662 Pad the general register save area at the low end.
3663 (mips16e_save_restore_reg, mips16e_build_save_restore)
3664 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3665 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3666 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3668 (mips_expand_prologue, mips_expand_epilogue): Handle
3669 GENERATE_MIPS16E_SAVE_RESTORE.
3670 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3672 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3674 PR tree-optimization/31966
3675 PR tree-optimization/32533
3676 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3677 "basic_block" description as its third argument. Update function
3678 calls to get destination bb from "edge" argument. Save "cond" into
3679 aux field of the edge. Update prototype for changed arguments.
3680 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3682 (find_phi_replacement_condition): Operate on incoming edges, not
3683 on predecessor blocks. If there is a condition saved in the
3684 incoming edge aux field, AND it with incoming bb predicate.
3685 Return source bb of the first edge.
3686 (clean_predicate_lists): Clean aux field of outgoing node edges.
3687 (tree_if_conversion): Do not initialize cond variable. Move
3688 variable declaration into the loop.
3689 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3690 initializations of new_stmt, arg0 and arg1 variables.
3692 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3694 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3695 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3697 2007-07-02 Richard Guenther <rguenther@suse.de>
3699 * tree-ssa.c (useless_type_conversion_p): Document
3700 future intent as defining the middle-end type system.
3701 Re-structure to call langhook last, group by type class,
3702 mark questionable parts.
3704 2007-07-02 Richard Guenther <rguenther@suse.de>
3706 * tree-flow.h (types_compatible_p): Declare.
3707 * tree-ssa.c (types_compatible_p): New function.
3708 * ipa-type-escape.c (discover_unique_type): Use
3709 types_compatible_p instead of lang_hooks.types_compatible_p.
3710 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3711 * tree-vn.c (expressions_equal_p): Likewise.
3712 * tree.c (fields_compatible_p): Likewise.
3713 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3714 (cprop_operand): Use useless_type_conversion_p instead of
3715 lang_hooks.types_compatible_p.
3716 * tree-inline.c (setup_one_parameter): Likewise.
3717 (declare_return_variable): Likewise.
3718 * tree-nrv.c (tree_nrv): Likewise.
3719 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3720 (maybe_fold_offset_to_component_ref): Likewise.
3721 (maybe_fold_offset_to_reference): Likewise.
3722 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3723 (merge_alias_info): Likewise.
3724 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3725 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3726 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3727 * tree-tailcall.c (find_tail_calls): Likewise.
3728 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3729 * gimplify.c (canonicalize_addr_expr): Likewise.
3730 (fold_indirect_ref_rhs): Likewise.
3731 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3732 (cpt_same_type): Likewise.
3733 (check_pointer_types_r): Swap parameters to cpt_same_type
3735 * fold-const.c (fold_convert): Revert fix for PR15988.
3736 * tree-inline.c (setup_one_parameter): Instead fix it here by
3737 using fold_build1 instead of fold_convert and checking for
3738 error_mark_node. Convert only if the conversion is necessary.
3740 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3742 * configure.ac: Check for .gnu_attribute on Power.
3743 * configure: Regenerate.
3744 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3745 attribute for floating-point ABI.
3747 2007-07-02 Ira Rosen <irar@il.ibm.com>
3749 PR tree-optimization/32230
3750 PR tree-optimization/32477
3751 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3752 address is a constant.
3754 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3756 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3757 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3758 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3759 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3760 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3761 64-bit targets. Add support for *-elfoabi*.
3762 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3763 different settings if $(tm_defines) does not select the EABI.
3764 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3765 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3766 (MIPS_ARCH_OPTION_SPEC): Likewise.
3767 (MIPS_ISA_LEVEL_SPEC): Likewise.
3768 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3769 * config/mips/elfoabi.h: New file.
3771 2007-07-02 Richard Guenther <rguenther@suse.de>
3773 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3774 (useless_type_conversion_p): ... this.
3775 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3776 (useless_type_conversion_p): ... this.
3777 * builtins.c (fold_builtin_memory_op): Rename
3778 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3779 * tree-cfg.c (verify_expr): Likewise.
3780 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3781 * tree-ssa-ccp.c (ccp_fold): Likewise.
3782 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3783 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3784 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3785 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3786 * tree-ssa-pre.c (eliminate): Likewise.
3787 * tree-ssa.c (delete_tree_ssa): Likewise.
3788 (tree_ssa_useless_type_conversion): Likewise.
3789 * tree.c (build2_stat): Likewise.
3791 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3793 Fix PR tree-optimization/32571
3794 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3797 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3799 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3800 and other expected operations explicitly, change default to
3803 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3805 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3807 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3808 (tls_load_dot_plus_eight): Move the label number into the unspec.
3809 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3811 2007-07-01 Andreas Schwab <schwab@suse.de>
3813 * dwarf2out.c (initial_return_save): Define only if used.
3815 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3817 Unreverting Richard's Revert of:
3819 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3821 * dce.c (deletable_insn_p_1): New function, split out from...
3822 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3823 specially, not those inside PARALLELs. Remove BODY argument
3824 and adjust recursive call accordingly.
3825 (prescan_insns_for_dce): Update call to delete_insn_p.
3827 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3828 Revital Eres <eres@il.ibm.com>
3830 * ddg.c (create_ddg_all_sccs): Fix missed
3831 initialization of scc_nodes.
3833 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3836 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3837 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3839 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3841 * configure.ac: Check for .gnu_attribute on MIPS.
3842 * configure, config.in: Regenerate.
3843 * config/mips/mips.c (mips_file_start): If supported, output
3844 attribute for floating-point ABI.
3846 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3849 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3850 (ffs_cmove): New expander to expand using ctz pattern.
3851 (*ffs_cmove): Remove pattern.
3852 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3853 (ffsdi2): Expand using ctz pattern.
3854 (*ffs_rex64): Remove pattern.
3856 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3858 PR rtl-optimization/32296
3859 * pa.md (return): Delete pattern.
3860 (return_internal): Remove "(const_int 1)" from pattern.
3861 (epilogue): Use return_internal pattern for trivial returns.
3862 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3863 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3865 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3867 * tree-ssa-pre.c (is_exception_related): New function
3868 (can_value_number_operation): Use it.
3870 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3872 Fix PR tree-optimization/32540
3873 Fix PR tree-optimization/31651
3875 * tree-ssa-sccvn.c: New file.
3877 * tree-ssa-sccvn.h: Ditto.
3879 * tree-vn.c: Include tree-ssa-sccvn.h
3880 (val_expr_paid_d): Removed.
3881 (value_table): Ditto.
3882 (vn_compute): Ditto.
3883 (val_expr_pair_hash): Ditto.
3884 (val_expr_pair_expr_eq): Ditto.
3885 (copy_vuses_from_stmt): Ditto.
3888 (shared_vuses_from_stmt): Ditto.
3889 (print_creation_to_file): Moved up.
3890 (sort_vuses): Ditto.
3891 (sort_vuses_heap): Ditto.
3892 (set_value_handle): Make non-static.
3893 (make_value_handle): Ditto.
3894 (vn_add): Rewritten to use sccvn lookups.
3895 (vn_add_with_vuses): Ditto.
3896 (vn_lookup): Ditto (and second argument removed).
3897 (vn_lookup_with_vuses): Ditto.
3898 (vn_lookup_or_add): Ditto (and second argument removed);
3899 (vn_lookup_or_add_with_vuses): Ditto.
3900 (vn_lookup_with_stmt): New.
3901 (vn_lookup_or_add_with_stmt): Ditto.
3902 (create_value_handle_for_expr): Ditto.
3904 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3905 (seen_during_translate): New function.
3906 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3907 (phi_trans_add): Ditto.
3908 (constant_expr_p): FIELD_DECL is always constant.
3909 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3910 Use constant_expr_p.
3911 Avoid infinite recursion on mutually valued expressions.
3912 Change callers of vn_lookup_or_add.
3913 (phi_translate): New function.
3914 (compute_antic_safe): Allow phi nodes.
3915 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3916 (find_or_generate_expression): Rewrite slightly.
3917 (create_expression_by_pieces): Updated for vn_lookup_or_add
3919 Update VN_INFO for new names.
3920 (insert_into_preds_of_block): Update for new names.
3921 (add_to_exp_gen): New function.
3922 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3923 (find_existing_value_expr): Rewrite to changed vn_lookup.
3924 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3925 (try_look_through_load): Removed.
3926 (try_combine_conversion): Ditto.
3927 (get_sccvn_value): New function.
3928 (make_values_for_phi): Ditto.
3929 (make_values_for_stmt): Ditto.
3930 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3932 (init_pre): Update for SCCVN changes.
3934 (execute_pre): Ditto.
3936 * tree-flow.h (make_value_handle): Declare.
3937 (set_value_handle): Ditto.
3938 (sort_vuses_heap): Ditto.
3939 (vn_lookup_or_add_with_stmt): Ditto.
3940 (vn_lookup_with_stmt): Ditto.
3941 (vn_compute): Remove.
3944 (vn_lookup): Update arguments.
3946 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3948 (tree-ssa-sccvn.o): New.
3949 (OBJS-common): Add tree-ssa-sccvn.o
3951 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3954 * c-typeck.c (build_external_ref): Don't mark as used if called
3956 * calls.c (rtx_for_function_call): Likewise.
3958 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3962 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3964 * dce.c (deletable_insn_p_1): New function, split out from...
3965 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3966 specially, not those inside PARALLELs. Remove BODY argument
3967 and adjust recursive call accordingly.
3968 (prescan_insns_for_dce): Update call to delete_insn_p.
3970 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3972 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3973 (try_combine): Move potential calls to undo_all() so they happen
3974 before we commit to using the combined insns.
3976 2006-06-30 Jan Hubicka <jh@suse.cz>
3978 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3981 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3983 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3984 (cgraph_remove_unreachable_nodes): Likewise.
3985 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3986 * ipa-inline.c (update_caller_keys): Cast according to the coding
3988 (cgraph_decide_recursive_inlining): Likewise.
3989 (cgraph_decide_inlining_of_small_function): Likewise.
3990 (try_inline): Likewise.
3991 (cgraph_decide_inlining_incrementally): Likewise.
3992 * ipa-pure-const.c (get_function_state): Likewise.
3993 (scan_function): Likewise.
3994 (analyze_function): Likewise.
3995 (static_execute): Likewise.
3996 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3997 (merge_callee_local_info): Likewise.
3998 (analyze_function): Use type safe memory macros.
3999 (static_execute): Likewise. Cast according to the coding conventions.
4000 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4002 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4004 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4005 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4008 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4011 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4012 for complex modes (both int and real).
4014 2007-06-29 Jan Hubicka <jh@suse.cz>
4016 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4018 2007-06-29 Jan Hubicka <jh@suse.cz>
4021 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4024 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4027 * config/avr/avr.c: Include dataflow header file.
4028 (expand_prologue): Adjust for prologue insn change.
4029 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4032 2007-06-29 Richard Guenther <rguenther@suse.de>
4035 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4036 during type verification.
4038 2007-06-29 Jan Hubicka <jh@suse.cz>
4040 * recog.c (validate_change_rtx_1): Unshare TO argument.
4042 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4044 PR tree-optimization/24659
4045 * tree-vect-transform.c (vectorizable_call): Handle
4046 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4048 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4049 * config/i386/i386.c (enum ix86_builtins)
4050 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4051 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4053 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4054 const using def_builtin_const.
4055 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4056 input operands in the same modes as the result.
4057 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4059 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4061 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4062 (df_set_dead_notes_for_mw): Likewise.
4064 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4066 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4068 2007-06-28 DJ Delorie <dj@redhat.com>
4070 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4072 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4074 * doc/invoke.texi (C++ Dialect Options): Document
4075 fvisibility-ms-compat.
4076 * c.opt (fvisibility-ms-compat): New.
4078 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4081 * tree-affine.c (aff_combination_add_elt): Handle
4082 pointer addition specially.
4084 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4086 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4087 decl is non-external for AIX ABI.
4089 2007-06-28 David Edelsohn <edelsohn@gnu.org>
4091 * config/rs6000/predicates.md (current_file_function_operand):
4092 Ensure the symbol is non-external for AIX ABI.
4094 2007-06-28 Nick Clifton <nickc@redhat.com>
4096 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
4097 (fdce, fdse, fpredictive-commoning): Likewise.
4099 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4102 * gcc.c (process_command): Recognize the new -static-libgfortran
4105 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
4108 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
4109 Use a call clobbered hard reg instead of a pseudo reg.
4111 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4113 * config/sh/sh.md (load_gbr): Use correct operand constraint.
4115 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4118 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
4119 REG_LIBCALL and REG_RETVAL notes.
4120 (divsi3, mulsi3): Likewise.
4121 (mulhisi3): Likewise. Use emit_libcall_block.
4122 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
4124 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
4126 PR rtl-optimization/32481
4127 * combine.c (adjust_for_new_dest): Rescan the changed insn.
4129 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4131 * dce.c (deletable_insn_p_1): New function, split out from...
4132 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4133 specially, not those inside PARALLELs. Remove BODY argument
4134 and adjust recursive call accordingly.
4135 (prescan_insns_for_dce): Update call to delete_insn_p.
4137 2007-06-27 Richard Guenther <rguenther@suse.de>
4140 * tree.h (fold_convertible_p): Declare.
4141 * fold-const.c (fold_convertible_p): New function.
4142 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
4143 instead of lang_hooks.types_compatible_p.
4145 2007-06-26 Jan Hubicka <jh@suse.cz>
4147 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
4148 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
4149 early use validate_unshare_change.
4150 (reload_combine): Likewise.
4151 * recog.c (change_t): New field unshare.
4152 (validate_change_1): Rename from validate_change; add argument unshare.
4153 (validate_change): Turn into wrapper of validate_change_1; update
4154 prototype for bools.
4155 (validate_unshare_change): New.
4156 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
4157 calls of df_insn_rescan.
4158 * recog.h (validate_change): Replace ints by bools.
4159 (validate_unshare_change): Declare.
4161 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4163 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
4165 2007-06-26 Steve Ellcey <sje@cup.hp.com>
4167 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
4169 2007-06-25 Jan Hubicka <jh@suse.cz>
4171 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
4173 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
4174 cgraph_decide_inlining_incrementally): Move uninlinability checks to
4175 places other call site specific checks are performed.
4177 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4180 * tree-vect-transform.c (vectorizable_operation): Convert
4181 POINTER_PLUS_EXPR over to PLUS_EXPR.
4183 2007-06-25 Chao-ying Fu <fu@mips.com>
4185 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
4186 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
4187 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4188 Document GET_MODE_IBIT, and GET_MODE_FBIT.
4190 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
4191 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4192 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
4193 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
4194 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
4195 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
4196 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
4197 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
4198 ALL_FIXED_POINT_MODE_P): New define.
4199 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4201 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
4203 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
4204 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4205 MODE_VECTOR_UACCUM): New mode classes.
4207 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
4208 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
4209 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
4212 * genmodes.c (struct mode_data): Add ibit and fbit fields.
4213 (blank_mode): Initialize ibit and fbit.
4214 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
4215 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4217 (new_adjust): Change required_class to required_class_from and
4218 required_class_to for testing within a range.
4219 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4220 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4222 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
4223 (make_fixed_point_mode): New.
4224 (_ADD_ADJUST): Change C to C1 and C2.
4225 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
4226 use a range for machine classes.
4227 (ADJUST_IBIT, ADJUST_FBIT): New.
4228 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
4230 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4231 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4232 Emit adjustment for ibit and fbit.
4233 (emit_mode_ibit, emit_mode_fbit): New.
4234 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
4236 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
4238 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
4239 as the source of the set.
4241 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
4243 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4244 FP_REGNO_P): Use IN_RANGE.
4245 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4246 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
4247 (DATA_REG_P): Use DATA_REGNO_P.
4248 (FP_REG_P): Use FP_REGNO_P.
4249 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
4250 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
4251 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
4253 2007-06-24 Jan Hubicka <jh@suse.cz>
4256 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
4258 2007-06-24 Sebastian Pop <sebpop@gmail.com>
4261 * fold-const.c (fold_binary): Strip nops of operand 0
4262 of BIT_NOT_EXPR before calling operand_equal_p.
4263 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
4264 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
4266 2007-06-23 Mark Mitchell <mark@codesourcery.com>
4268 * doc/extend.texi: Document that dllimport and dllexport imply
4270 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
4271 imported or exported declaration, including type declarations.
4272 * c-common.c (handle_visibility_attribute): Check for conflicts
4273 with dllimport/dllexport.
4274 (c_determine_visibility): Handle dllimport/dllexport as an
4275 explicit visibility atttribute.
4277 2007-06-23 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/16876
4281 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
4283 * tree-inline.c (initialize_inlined_parameters): Do not call
4284 lang_hooks.tree_inlining.convert_parm_for_inlining.
4285 * cgraphbuild.c (initialize_inline_failed): Set inline failed
4286 reason for mismatched types.
4287 * gimplify.c (gimplify_call_expr): Verify the call expression
4288 arguments match the called function type signature. Otherwise
4289 mark the call expression to be not considered for inlining
4290 using CALL_CANNOT_INLINE_P flag.
4291 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
4292 edges call expression.
4293 (cgraph_decide_inlining_of_small_function): Likewise.
4294 (cgraph_decide_inlining): Likewise.
4295 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4297 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
4298 * c-typeck.c (c_convert_parm_for_inlining): Remove.
4299 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
4301 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
4302 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
4304 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4305 convert_parm_for_inlining member.
4307 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
4310 * arm.md (negscc): Match the correct operand for optimized LT0 test.
4311 Remove optimization for GT.
4313 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
4316 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
4318 (prescan_insns_for_dce): Add extra parameter.
4320 2007-06-23 Jan Hubicka <jh@suse.cz>
4323 * gimplify.c (mark_addressable): New function.
4324 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
4326 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4329 * expr.c (store_constructor): Do not clobber non-zeroed memory.
4331 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4334 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
4335 moves between MMX/SSE registers to at least 8 units to prevent
4336 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
4338 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.c (override_options): Correct x86_sahf
4343 2007-06-21 David Daney <ddaney@avtrex.com>
4346 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
4347 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
4348 (exception_receiver): Renamed to ...
4349 (nonlocal_goto_receiver): ... this.
4351 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
4353 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
4354 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
4355 partial register accesses.
4357 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
4359 * fold-const.c (debug_fold_checksum): Move it under
4360 ENABLE_FOLD_CHECKING.
4362 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4365 * tree.h (debug_fold_checksum): Declared.
4366 * fold-const.c (build_fold_addr_expr_with_type_1): New.
4367 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
4368 build_fold_addr_expr_with_type_1.
4369 (fold_addr_expr, debug_fold_checksum): New.
4370 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
4371 (fold_unary, fold_comparison, split_address_to_core_and_offset):
4374 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4376 PR tree-optimization/19590
4377 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
4378 of scev is a constant.
4379 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
4381 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4383 * df-problems.c (df_note_bb_compute): Made computation of live
4384 info consistent with df_lr.
4386 2007-06-21 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/32453
4389 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
4390 for pointer anti-range.
4392 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
4394 * config/i386/i386.c (processor_target_table): Increase maximum
4395 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
4398 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
4399 byte alignment if > 8 byte alignment is preferred.
4400 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4402 2007-06-21 Jakub Jelinek <jakub@redhat.com>
4404 PR tree-optimization/31866
4405 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
4406 if ASM_EXPR's input is not a SSA_NAME.
4409 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
4410 but decl is a global var, instead return decl.
4411 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
4412 even for is_global_var decls, if they are private in some outer
4415 2007-06-21 Richard Guenther <rguenther@suse.de>
4417 PR tree-optimization/32451
4418 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
4420 2007-06-21 Christian Bruel <christian.bruel@st.com>
4422 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
4423 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
4424 (push_regs): Changed saving order or banked registers.
4425 (sh_expand_epilogue): Likewise.
4426 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
4427 (FIRST_BANKED_REG): Likewise.
4428 (LAST_BANKED_REG): Likewise.
4429 * config/sh/sh.md (banked) New attribute.
4430 (in_delay_slot): Check banked attribute.
4432 2007-06-20 Sebastian Pop <sebpop@gmail.com>
4434 PR tree-optimization/32075
4435 * tree-data-ref.c (subscript_dependence_tester_1,
4436 analyze_miv_subscript, analyze_overlapping_iterations,
4437 add_distance_for_zero_overlaps, build_classic_dist_vector,
4438 subscript_dependence_tester_1, analyze_overlapping_iterations,
4439 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
4440 compute_affine_dependence, compute_all_dependences): Pass loop_nest
4441 to evolution_function_is_affine_multivariate_p.
4443 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4445 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
4447 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
4450 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
4452 * config/m32c/prologue.md (epilogue_exitd_16): New.
4453 (epilogue_reit_16): New.
4454 (epilogue_exitd): Rename to epilogue_exitd_24.
4455 (epilogue_reit): Rename to epilogue_reit_24.
4457 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
4458 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4460 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
4462 * haifa-sched.c (queue_to_ready): Don't requeue next insn
4463 if dbg_cnt (sched_insn) reaches the limit.
4464 (choose_ready): New parameter INSN_PTR and new return value.
4465 (schedule_block): Handle dbg_cnt (sched_insn). Handle
4466 the new return value from choose_ready.
4467 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
4468 (rest_of_handle_global_alloc): New global_alloc_at_func.
4470 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
4472 PR tree-optimization/25737
4473 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
4474 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
4475 * tree-flow.h (struct fieldoff): Add new field alias_set.
4476 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
4477 argument addressable_type. Set alias_set of fieldoff.
4478 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
4479 (create_overlap_variables_for): Pass alias_set from fieldoff to
4481 * alias.c (get_alias_set): Use alias_set from SFT if set.
4483 2007-06-20 Hui-May Chang <hm.chang@apple.com>
4485 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
4486 of a variable as an unsigned HOST_WIDE_INT integer.
4488 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
4490 PR rtl-optimization/32405
4491 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
4493 2007-06-20 Jakub Jelinek <jakub@redhat.com>
4495 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
4498 * builtins.c: Include diagnostic.h.
4499 (expand_builtin_expect): Make gcc_assert more permissive.
4500 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
4503 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
4507 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4508 if ACCUMULATE_OUTGOING_ARGS.
4510 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4512 * config/m68hc11/m68hc11.c: Include dataflow header file.
4513 (m68hc11_reorg): Port to dataflow.
4515 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4517 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4518 (struct df_problem.free_blocks_on_set_blocks): New field.
4519 (struct dataflow.optional_p): New field.
4520 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4521 (df_live_set_all_dirty): New function.
4522 * df-scan.c (df_scan_alloc): Initialize optional_p.
4523 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4524 * df-core.c (df_set_blocks): Removed use of
4525 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4526 df_problem.free_blocks_on_set_blocks to determine which blocks are
4528 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4529 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4530 uses dataflow.optional_p to determine if problem should be
4532 (rest_of_handle_df_initialize): Only start live problem if
4534 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4535 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4536 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4537 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4538 problem_NOTE): Initialize free_blocks_on_set_blocks.
4539 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4541 (df_live_set_all_dirty, df_note_alloc): New function.
4542 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4544 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4545 * postreload.c (reload_combine): Ditto.
4546 * cse.c (cse_extended_basic_block): Ditto.
4547 * regmove.c (mark_flags_life_zones): Ditto.
4548 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4549 erase_matching_seqs): Ditto.
4550 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4551 * integrate (allocate_initial_values): Ditto.
4552 * combine.c (reg_dead_at_p): Ditto.
4553 * resource.c (mark_target_live_regs): Ditto.
4554 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4555 * config/sh/sh.c (find_r0_life_regions): Ditto.
4556 * global.c (rest_of_handle_global_alloc): Only add back df_live
4558 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4560 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4562 (if_convert): Make sure df_live is there at -O == 1.
4563 (pass_if_after_combine): Cleanup flags.
4564 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4565 is there at -O == 1.
4567 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4569 * config/arm/arm.c (arm_get_frame_offsets): Set
4570 offsets->locals_base to avoid negative stack size.
4571 (thumb1_expand_prologue): Assert on negative stack size.
4573 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4575 PR tree-optimization/32367
4576 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4577 of the chrec has no evolution in that loop.
4578 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4580 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4582 * config/xtensa/xtensa.c: Include "df.h".
4583 (xtensa_builtin_saveregs): Use adjust_address instead of
4585 (xtensa_va_start): Invoke make_tree with sizetype for
4586 expand_builtin_saveregs and then convert the result to a pointer.
4587 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4588 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4589 Subtract argument size from index value as integers and then use
4590 POINTER_PLUS_EXPR to add the result to the array address.
4592 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4595 * config/m32c/m32c.c: Include dataflow header file.
4596 (m32c_emit_prologue): Adjust for prologue insn change.
4597 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4598 once inside a PARALLEL. Assume frame size passed in operand 0
4599 includes space to save the fb register.
4600 (prologue_enter_24): Likewise.
4601 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4603 2007-06-19 David Daney <ddaney@avtrex.com
4606 * config/mips/mips.md (cprestore): Mark $gp as used.
4608 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4611 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4612 (frv_ifcvt_modify_insn): Likewise.
4614 2007-06-19 Richard Guenther <rguenther@suse.de>
4616 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4617 only handle positive offsets that fit in a HOST_WIDE_INT.
4619 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4621 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4622 result of rsqrt insn for zero input argument to avoid NaN.
4624 2007-06-19 Richard Guenther <rguenther@suse.de>
4627 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4629 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4631 PR tree-optimization/32353
4632 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4634 2007-06-19 Nick Clifton <nickc@redhat.com>
4636 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4638 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4642 * config/i386/i386.c (assign_386_stack_local): Assert that
4643 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4644 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4645 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4646 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4648 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4650 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4652 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4654 PR rtl-optimization/32321
4655 * gcse.c (replace_store_insn): Update the note before
4656 calling emit_insn_after.
4658 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4661 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4663 * df-problems.c (df_note_bb_compute): Fix dumping info.
4665 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4667 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4668 insn with emit_jump_insn.
4670 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4672 PR tree-optimization/32383
4673 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4674 * targhooks.h (default_builtin_reciprocal): Update prototype.
4675 * target.h (struct gcc_target): Update builtin_reciprocal.
4676 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4677 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4678 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4679 when fndecl is in BUILT_IN_MD class.
4680 (execute_convert_to_rsqrt): Ditto.
4682 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4683 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4684 Convert BUILT_IN_SQRTF code only when md_fn is false.
4686 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4688 * bt-load.c (move_btr_def): Fix the order of arguments
4689 to validate_replace_rtx.
4691 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4693 * config/m68k/m68k-devices.def: Add 54450..54455.
4695 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4697 PR rtl-optimization/32366
4698 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4699 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4702 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4705 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4706 this is true, rescan insn being modified.
4707 (sms_schedule): Added rescan parameter.
4708 (rest_of_handle_sms): Moved freeing of dominance info to before
4709 getting out of cfg_layout.
4711 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4713 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4714 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4717 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4718 FL_CF_EMAC from the entry for isac.
4720 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4721 (const_sibcall_operand): New.
4722 (sibcall_operand): Use it.
4723 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4724 (m68k_isas): ISAC does not imply FPU or EMAC.
4725 (override_options): Add ISA_C logic for symbolic jump & call.
4727 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4729 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4730 return mode from the builtin itself.
4731 (sparc_fold_builtin): Fix cast of zero constant.
4733 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4735 * targhooks.c (default_builtin_reciprocal): New default target hook.
4736 * targhooks.h (default_builtin_reciprocal): Add prototype.
4737 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4738 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4739 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4740 default_builtin_reciprocal.
4742 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4745 * hooks.c (hook_tree_tree_bool_null): New hook.
4746 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4747 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4748 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4749 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4750 and convert it to reciprocal a*rfunc(b).
4751 (execute_convert_to_rsqrt): New function.
4752 (gate_convert_to_rsqrt): New function.
4753 (pass_convert_to_rsqrt): New pass definition.
4754 * target.h (struct gcc_target): Add builtin_reciprocal.
4755 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4756 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4757 TARGET_BUILTIN_RECIPROCAL.
4758 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4760 * config/i386/i386.h (TARGET_RECIP): New define.
4761 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4762 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4763 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4764 and not optimizing for size.
4765 (*rcpsf2_sse): New insn pattern.
4766 (*rsqrtsf2_sse): Ditto.
4767 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4768 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4769 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4770 and not optimizing for size.
4771 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4772 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4773 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4774 and not optimizing for size.
4775 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4776 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4777 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4778 and not optimizing for size.
4779 (*sse_rsqrtv4sf2): Do not export.
4781 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4782 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4783 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4784 and not optimizing for size.
4786 * config/i386/i386.opt (mrecip): New option.
4787 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4788 (ix86_emit_swsqrtsf): Ditto.
4789 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4790 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4792 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4793 ix86_expand_unop1_builtin.
4794 (ix86_emit_swdivsf): New function.
4795 (ix86_emit_swsqrtsf): Ditto.
4796 (ix86_builtin_reciprocal): New function.
4797 (TARGET_BUILTIN_RECIPROCAL): Use it.
4798 (ix86_vectorize_builtin_conversion): Rename from
4799 ix86_builtin_conversion.
4800 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4801 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4802 "i386 and x86_64 Options" section.
4803 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4805 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4806 Zdenek Dvorak <dvorakz@suse.cz>
4807 Richard Guenther <rguenther@suse.de>
4808 Kaz Kojima <kkojima@gcc.gnu.org>
4810 * tree-vrp.c (compare_values_warnv): Convert val2 to
4812 (extract_range_from_assert): Create
4813 POINTER_PLUS_EXPR for pointer types.
4814 (extract_range_from_binary_expr): Handle
4815 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4817 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4818 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4819 POINTER_PLUS_EXPR as PLUS_EXPR.
4820 (number_of_iterations_lt_to_ne):
4821 For pointer types, use sizetype when
4822 creating MINUS_EXPR/PLUS_EXPRs.
4823 (assert_loop_rolls_lt): For pointer types, use sizetype when
4824 creating MINUS_EXPR/PLUS_EXPRs.
4825 (number_of_iterations_le): Likewise.
4826 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4827 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4828 like PLUS_EXPR and MINUS_EXPR.
4829 * tree-pretty-print.c (dump_generic_node): Handle
4831 (op_prio): Likewise.
4832 (op_symbol_1): Likewise.
4833 * optabs.c (optab_for_tree_code): Likewise.
4834 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4836 * tree-tailcall.c (process_assignment): Mention
4837 POINTER_PLUS_EXPR in a TODO comment.
4838 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4839 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4840 not used with a pointer and an integer type.
4841 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4842 increment using chrec_convert_rhs instead of chrec_convert.
4843 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4844 PLUS_EXPR except for the right hand side's type will be
4846 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4847 (fold_used_pointer_cast): Kill.
4848 (pointer_offset_p): Kill.
4849 (fold_used_pointer): Kill.
4850 (pointer_used_p): Kill.
4851 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4852 call fold_used_pointer.
4853 (instantiate_parameters_1): Convert the increment
4854 using chrec_convert_rhs instead of chrec_convert.
4855 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4856 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4857 instead of PLUS_EXPR.
4858 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4859 PLUS_EXPR for pointers.
4860 (std_gimplify_va_arg_expr): Likewise.
4861 (fold_builtin_memory_op): Likewise.
4862 (fold_builtin_strstr): Likewise.
4863 (fold_builtin_strchr): Likewise.
4864 (fold_builtin_strrchr): Likewise.
4865 (fold_builtin_strpbrk): Likewise.
4866 (expand_builtin_memory_chk): Likewise.
4867 (fold_builtin_memory_chk): Likewise.
4868 (std_expand_builtin_va_start): Use
4869 sizetype for the call to make_tree and then convert
4870 to the pointer type.
4871 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4872 instead of PLUS_EXPR for adding to a pointer.
4873 (std_gimplify_va_arg_expr): Use fold_build2 for
4874 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4875 the operands to sizetype first and then cast the BIT_AND_EXPR
4876 back to the pointer type.
4877 * fold-const.c (build_range_check): Handle pointer types
4879 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4880 of PLUS_EXPR's. Make sure the offset is converted to
4882 (try_move_mult_to_index): Strip the NOPs from the offset.
4883 Remove code argument and replace all uses with PLUS_EXPR.
4884 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4885 specially. Don't use a pointer type for MINUS_EXPR.
4886 (fold_unary): Handle for (T1)(X op Y),
4887 only p+ as that is the only as that can be handled for
4888 binary operators now.
4889 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4891 <case PLUS_EXPR>: Add folding of PTR+INT into
4893 Don't call try_move_mult_to_index.
4894 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4895 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4896 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4897 Don't call try_move_mult_to_index.
4898 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4899 (tree_expr_nonzero_p): Likewise.
4900 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4901 of PLUS_EXPR for the complex expression folding.
4902 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4903 first chrec is a pointer type, then the second should
4904 be sizetype and not the first's type.
4905 For POINTER_PLUS_EXPR, use a different right hand side type.
4906 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4907 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4908 different right hand side type.
4909 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4910 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4911 instead of PLUS_EXPR.
4912 When either operand is zero, convert the other operand.
4913 (chrec_apply): Use chrec_convert_rhs
4914 on the argument x instead of chrec_convert.
4915 (reset_evolution_in_loop): For pointer types, the new_evol
4917 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4918 different right hand side type.
4919 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4920 (chrec_convert_rhs): New function.
4921 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4922 different right hand side type.
4923 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4924 * tree-chrec.h (chrec_convert_rhs): New prototype.
4925 (build_polynomial_chrec): For pointer types, the right hand
4926 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4927 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4928 Remove subtraction case as it is always addition now.
4929 Make sure the offset is converted to sizetype.
4930 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4931 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4932 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4933 PLUS_EXPR in pointer type.
4934 Handle POINTER_PLUS_EXPR.
4935 (tree_to_aff_combination): Likewise.
4936 (force_expr_to_var_cost): Likewise.
4937 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4938 instead of PLUS_EXPR for pointers.
4939 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4940 instead of PLUS_EXPR of pointer types.
4941 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4943 (check_va_list_escapes): Likewise.
4944 (check_all_va_list_escapes): Likewise.
4945 * dwarf2out.c (loc_descriptor_from_tree_1):
4946 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4947 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4948 (string_constant): Likewise.
4949 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4950 the offset to the base, use POINTER_PLUS_EXPR.
4951 (add_to_parts): Convert the index to sizetype.
4952 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4953 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4954 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4955 Offset only holds something for PLUS_EXPR.
4956 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4958 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4960 (analyze_accesses_for_modify_stmt): Likewise.
4961 Remove comment about the type being integral type as it is
4963 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4965 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4967 Correct the type which the artimentic is done in (is now
4970 * tree-data-ref.c (split_constant_offset): Handle
4972 * tree-affine.c (tree_to_aff_combination): Likewise.
4973 * c-typeck.c (build_unary_op): For pointers create the increment
4974 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4976 * gimplify.c (gimplify_self_mod_expr): Create a
4977 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4978 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4979 * tree.def (POINTER_PLUS_EXPR): New tree code.
4980 * tree-predcom.c (ref_at_iteration): If we have a pointer
4981 type do the multiplication in sizetype.
4982 * tree-mudflap.c (mf_xform_derefs_1): Create a
4983 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4984 * tree-ssa-forwprop.c
4985 (forward_propagate_addr_into_variable_array_index):
4986 Don't expect there to be a cast for the index as that
4987 does not exist anymore.
4988 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4989 instead of PLUS_EXPR.
4990 Don't check for the first operand of the POINTER_PLUS_EXPR
4991 was the index as it cannot be.
4992 Call forward_propagate_addr_into_variable_array_index with
4993 the SSA_NAME instead of the statement.
4994 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4995 (compare_constant): Likewise.
4996 (copy_constant): Likewise.
4997 (compute_reloc_for_constant): Likewise.
4998 (output_addressed_constants): Likewise.
4999 (initializer_constant_valid_p): Likewise.
5000 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5001 Convert the MIN/MAX of the inner type to the outer
5002 type before comparing them.
5003 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5004 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5005 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5006 of PLUS_EXPR for pointers.
5007 * tree-inline.c (estimate_num_insns_1): Handle
5009 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5010 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5011 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5012 instead of PLUS_EXPR for the pointer increment statement.
5013 (vect_update_ivs_after_vectorizer): For pointer types, create
5014 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5015 MULT_EXPR in sizetype.
5016 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5018 * tree-object-size.c (plus_expr_object_size): Handle
5019 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5020 code which is trying to figure out which side is a pointer and
5022 (check_for_plus_in_loops_1): Likewise.
5023 (check_for_plus_in_loops): Likewise.
5024 * c-common.c (pointer_int_sum): Create a
5025 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5026 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5027 only POINTER_PLUS_EXPR. Removing all the extra
5028 code which is trying to figure out which side is a pointer and
5030 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5031 PLUS_EXPR and MINUS_EXPR.
5032 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5034 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5035 with make_tree, instead of a pointer type.
5036 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5037 for pointers instead of PLUS_EXPR.
5038 (s390_gimplify_va_arg): Likewise.
5039 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5040 instead of PLUS_EXPR when doing addition on pointer
5041 types. Use sizetype for the second operand.
5042 (spu_gimplify_va_arg_expr): Likewise.
5043 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5044 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5045 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5046 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5047 for the pointer addition and also use size_int/sizetype
5049 (ix86_gimplify_va_arg): Likewise.
5050 Perform BIT_AND_EXPR on sizetype arguments.
5051 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5052 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5053 for the pointer additions and also use size_int for the offsets.
5054 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5055 additions and also use size_int for the offsets. Perform
5056 BIT_AND_EXPR on sizetype arguments.
5057 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5058 POINTER_PLUS_EXPR for pointers and create the
5059 BIT_AND_EXPR in sizetype.
5060 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5061 instead of PLUS_EXPR for pointer addition.
5062 (rs6000_va_start): Likewise.
5063 Also use sizetype for the offset.
5064 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5065 as PLUS_EXPR/MINUS_EXPR.
5066 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5067 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5068 Don't use BIT_AND_EXPR on a pointer type, convert the
5069 expression to sizetype first.
5070 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5072 (mips_gimplify_va_arg_expr): Likewise.
5073 Don't create BIT_AND_EXPR in a pointer type.
5075 2007-06-15 Eric Christopher <echristo@apple.com>
5077 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5078 (x86_64-*-darwin*): Ditto.
5079 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5082 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5084 * doc/extend.texi: Document behavior of __attribute__((aligned))
5087 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5089 * rtlanal.c (note_stores): Improve documentation.
5091 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
5093 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
5094 LOCAL_LABEL_PREFIX): Delete.
5095 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
5096 (bfin_internal_label): Delete.
5098 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
5100 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
5101 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
5102 otherwise define to LIBGCC2_TF_CEXT.
5103 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
5104 (LIBGCC_TF_CEXT): Ditto.
5107 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
5109 PR rtl-optimization/32339
5110 * df-scan.c (df_uses_record): Don't modify flags but just add to
5111 it for df_ref_record.
5113 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5115 * tree-mudflap.c: Fix whitespace issues.
5117 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
5119 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
5121 2007-06-14 Eric Christopher <echristo@apple.com>
5123 * config/i386/sse.md (movdi_to_sse): Rewrite body.
5124 (movv4sf): Use gcc_unreachable instead of abort.
5126 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5129 * config/i386/sfp-machine.h (CMPtype): New define.
5130 (mach stubs): Use CMPtype instead of int as a return type.
5132 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5134 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
5135 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
5136 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
5137 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
5138 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
5139 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
5140 config/soft-fp/soft-fp.h: Update from glibc CVS.
5142 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
5144 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
5146 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5149 * config/v850/v850.c: Include dataflow header file.
5150 (substitute_ep_register): Fix typo.
5152 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5154 * configure.ac: Fix earlier checkin.
5155 * configure: Regenerated.
5157 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5159 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
5160 * aclocal.m4: Regenerate.
5161 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
5162 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
5163 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
5164 * configure: Regenerate.
5165 * Makefile.in (LOOSE_WARN): Subst loose_warn.
5167 * Makefile.in (quickstrap): Build libgcc too.
5169 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5171 * configure.ac: Add --enable-checking=df. Explicitly mention that
5172 the variables are initialized as for "release".
5173 * df-core.c: Use it.
5174 * configure: Regenerate.
5175 * config.in: Regenerate.
5177 2007-06-14 Bob Wilson <bob.wilson@acm.org>
5179 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
5180 validate_replace_rtx instead of replace_rtx.
5181 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
5183 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
5185 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
5186 (DWARF2_UNWIND_INFO): Override default if configured with
5188 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
5189 (ENDFILE_SPEC): Add crtend.o.
5190 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
5191 (ENDFILE_SPEC): Add crtend.o.
5192 (TARGET_USE_JCR_SECTION): Define.
5193 (MD_UNWIND_SUPPORT): Define for 32-bit target.
5195 * config/i386/cygming-crtbegin.c: New file.
5196 * config/i386/cygming-crtend.c: New file.
5198 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
5200 * config/i386/w32-unwind.h: New file.
5202 2007-06-13 Eric Christopher <echristo@apple.com>
5204 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
5205 the user set a value below STACK_BOUNDARY.
5207 2007-06-13 Thiemo Seufer <ths@networkno.de>
5209 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
5210 imply -lpthread for -pthread.
5212 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5214 * basic-block.h: Remove the prototype for
5215 free_basic_block_vars.
5216 * cfglayout.h: Remove the prototype for
5217 insn_locators_initialize.
5218 * tree.h: Remove the prototype for emit_line_note.
5220 * tree-ssa-pre.c (mergephitemp): Remove.
5221 (init_pre): Don't use mergephitemp.
5223 2007-06-13 Eric Christopher <echristo@apple.com>
5225 * config/i386/i386.c (override_options): If we've specified
5226 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
5228 2007-06-13 Bob Wilson <bob.wilson@acm.org>
5230 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
5233 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5235 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
5236 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
5237 (eh_store_handler): New pattern.
5238 (eh_return): Emit it instead of a plain move.
5240 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
5243 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
5244 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
5247 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5249 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
5250 (find_next_insn_start, find_load): New functions.
5251 (bfin_reorg): Use them to deal with the fact that parallel insns are
5252 no longer represented as a SEQUENCE.
5254 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5256 * config/sparc/sparc.c (sparc_override_options): Initialize
5259 2007-06-13 Dave Korn <dave.korn@artimi.com>
5261 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
5264 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5266 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
5267 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
5268 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
5269 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
5270 tree-vect-transform.c: Fix comment typos. Follow spelling
5273 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5275 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
5276 to the exit block use set.
5277 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
5278 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
5279 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
5281 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5283 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
5284 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
5285 to indicate an error.
5286 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
5288 (dbg_cnt_process_opt): Print an error on a bad argument.
5289 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
5290 * common.opt (-fdbg-cnt-list): New.
5291 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
5293 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
5295 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
5296 flag on ref-all pointers.
5298 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5301 * expr.c (expand_expr_addr_expr_1): Call expand_expr
5302 for the offset with the modifier as EXPAND_INITIALIZER
5303 if the modifier is EXPAND_INITIALIZER.
5304 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
5305 a register if we had an overflow.
5307 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5309 * real.c (real_isfinite): New.
5310 (real_sqrt): Use it.
5311 * real.h (real_isfinite): New.
5312 * builtins.c: Use it.
5314 2007-06-12 Ian Lance Taylor <iant@google.com>
5315 Daniel Berlin <dberlin@dberlin.org>
5318 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
5319 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
5320 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
5321 (DECL_NO_TBAA_P): Define.
5322 (struct tree_decl_common): Add no_tbaa_flag field.
5323 * tree-ssa-structalias.c (struct variable_info): Add
5324 no_tbaa_pruning field.
5325 (new_var_info): Initialize no_tbaa_pruning field.
5326 (unify_nodes): Copy no_tbaa_pruning field.
5327 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5328 (dump_solution_for_var): Print no_tbaa_pruning flag.
5329 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
5331 (compute_tbaa_pruning): New static function.
5332 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
5333 Call compute_tbaa_pruning.
5334 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
5335 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5336 * gimple-low.c (lower_stmt): Likewise.
5337 * tree-gimple.c (is_gimple_stmt): Likewise.
5338 * tree-ssa-operands.c (get_expr_operands): Likewise.
5339 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5340 * tree-inline.c (estimate_num_insns_1): Likewise.
5341 (copy_result_decl_to_var): Likewise.
5342 * expr.c (expand_expr_real_1): Likewise.
5343 * tree-pretty-print.c (dump_generic_node): Likewise.
5344 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
5345 * omp-low.c (omp_copy_decl_2): Likewise.
5346 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
5347 * doc/c-tree.texi (Expression trees): Document
5348 CHANGE_DYNAMIC_TYPE_EXPR.
5350 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5352 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
5353 with !HONOR_NANS and !HONOR_INFINITIES.
5354 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
5356 2007-06-12 Tristan Gingold <gingold@adacore.com>
5358 * gcov.c: Comments updated.
5359 (source_info): Add file_time field.
5360 (source_index): New variable.
5361 (mutiple_files): New variable.
5362 (generate_results): New function extracted from process_file.
5363 (process_file): Save and restore chain of functions, generate
5364 results and free structures only if not merging results.
5365 (release_structures): File names are now freed in create_file_names
5366 (create_file_names): Free previous file names.
5367 (find_source): File date is now read here and modifications in
5368 source files is checked here.
5369 (read_graph_file): Only reverse order of functions for the current
5371 (make_gcov_file_name): Do not generate long names if input_name is
5373 (output_lines): If merging results do not display graph, data and
5375 Checking source file modification is done in find_source.
5377 * doc/gcov.texi: Append an s to sourcefile.
5379 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
5381 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
5382 (forced_nop): New pattern.
5383 * config/bfin/bfin.c: Include "df.h".
5384 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
5385 (bfin_discover_loop): Use df_get_live_in instead of
5386 global_live_at_start.
5387 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
5388 df_analyze when done.
5389 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
5390 the insns. Use QImode for the final insn in a bundle. Call
5391 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
5393 (reorder_var_tracking_notes): New function.
5394 (bfin_reorg): Pass no argument to split_all_insns. Don't call
5395 update_life_info. Call df_analyze after scheduling and bundle
5396 generation. Call reorder_var_tracking_notes if generating these
5397 notes. Call df_finish_pass at the end.
5399 2007-06-12 Dirk Mueller <dmueller@suse.de>
5401 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
5402 a comparison, not an assignment.
5404 2007-06-12 Olivier Hainque <hainque@adacore.com>
5406 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
5407 Request walking the subtrees only, leaving the current is_lhs/val_only
5409 (convert_non_local_reference): Likewise.
5411 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
5413 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
5415 2007-06-12 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/15353
5418 PR tree-optimization/31657
5419 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
5420 * timevar.def: Add TV_TREE_IFCOMBINE.
5421 * tree-pass.h (pass_tree_ifcombine): Declare.
5422 * tree-ssa-ifcombine.c: New file.
5423 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
5424 * tree-flow.h (blocks_in_phiopt_order): Declare.
5425 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
5426 (tree-ssa-ifcombine.o): New dependencies.
5428 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5430 PR rtl-optimization/32293
5431 * combine.c (simplify_if_then_else): Truncate return from
5432 nonzero_bits() to correct mode.
5434 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5436 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
5437 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
5439 2007-06-11 Diego Novillo <dnovillo@google.com>
5441 * Makefile.in (reload1.o-warn): Remove.
5443 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
5445 * combine.c (subst): Use reg_overlap_mentioned_p
5446 instead of comparing register numbers directly.
5448 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5450 * reload1.c (mark_home_live_1): Use the mode parameter.
5452 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5454 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
5455 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
5459 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
5461 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
5463 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
5466 from integer registers.
5467 (FP mode splitters): Handle TFmode.
5469 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
5471 * tree-ssa-structalias.c (find_what_p_points_to): Return false
5472 for ref-all pointers that point-to anything.
5474 2007-06-11 Joseph Myers <joseph@codesourcery.com>
5476 * config/arm/arm.c (arm_output_dwarf_dtprel,
5477 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
5479 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
5481 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
5482 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
5485 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
5487 * gcc/tree.c (signed_or_unsigned_type_for): New.
5488 (unsigned_type_for): Use signed_or_unsigned_type_for.
5489 (signed_type_for): Use signed_or_unsigned_type_for.
5490 * gcc/tree.h (signed_or_unsigned_type_for): New.
5491 (get_signed_or_unsigned_type): Remove.
5492 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
5493 lang_hooks.types.signed_type
5494 (size_diffop): Likewise.
5495 (all_ones_mask_p): Likewise.
5496 (build_range_check): Likewise.
5497 (fold_cond_expr_with_comparison): Likewise.
5498 (fold_cond_expr_with_comparison): Likewise.
5499 (unextend): Likewise.
5500 (extract_muldiv_1): Likewise.
5501 (fold_single_bit_test_into_sign_test): Likewise.
5502 (fold_binary): Likewise.
5503 (fold_ternary): Likewise.
5504 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
5505 instead of get_signed_or_unsigned_type.
5506 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
5507 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5508 * gcc/expr.c (signed_or_unsigned_type_for): Use
5509 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5510 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5511 (lhd_signed_or_unsigned_type): Remove.
5512 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5513 signed_or_unsigned_type.
5514 (lhd_signed_or_unsigned_type): Remove.
5515 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5516 lang_hooks.types.signed_type.
5517 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5518 c_common_signed_type instead of lang_hooks.types.signed_type.
5519 (c_common_unsigned_type): New.
5520 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5521 (shorten_compare): Use c_common_unsigned_type instead of
5522 c_common_signed_or_unsigned_type.
5523 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5525 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5526 lang_hooks.types.signed_type.
5527 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5528 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5529 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5530 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5531 instead of unsigned_type_for.
5532 * gcc/c-decl.c (groakdeclarator): Likewise.
5533 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5534 * gcc/c-common.h (c_common_unsigned_type): New.
5536 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5540 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5542 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5545 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5546 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5548 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5549 Sebastian Pop <sebpop@gmail.com>
5551 * lambda-code.c (remove_iv): New.
5552 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5554 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5556 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5557 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5558 * tree-ssa-loop-prefetch.c: Include optabs.h.
5559 (FENCE_FOLLOWING_MOVNT): New macro.
5560 (struct mem_ref): Add independent_p and storent_p fields.
5561 (record_ref): Initalize the new fields.
5562 (gather_memory_references_ref): Return true if the reference
5564 (gather_memory_references): Check whether all memory accesses
5565 in loop were recorded.
5566 (should_issue_prefetch_p): Return false for nontemporal stores.
5567 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5568 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5569 (determine_loop_nest_reuse): Detect independent memory references.
5570 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5571 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5572 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5573 * config/i386/i386.h (x86_mfence): Declare.
5574 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5575 * config/i386/i386.c (x86_mfence): New variable.
5576 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5578 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5579 * optabs.c (init_optabs): Initialize storent_optab.
5580 * optabs.h (enum optab_index): Add OTI_storent.
5581 (storent_optab): Declare.
5582 * genopinit.c (optabs): Add initialization for storent_optab.
5583 * tree.h (MOVE_NONTEMPORAL): New macro.
5584 * expr.c (expand_assignment, store_expr, store_constructor_field,
5585 store_constructor, store_field, expand_expr_real_1): Propagate
5586 nontemporality of the expanded store.
5587 (emit_storent_insn): New function.
5588 * expr.h (expand_assignment, store_expr): Declaration changed.
5589 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5590 to expand_assignment.
5591 * stmt.c (expand_asm_expr): Ditto.
5592 * calls.c (initialize_argument_information): Pass false as
5593 nontemporality to store_expr.
5594 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5597 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5599 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5601 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5603 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5605 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5606 and allow DECL_P here.
5608 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5610 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5611 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5612 track of the size of the expression.
5613 * cfghooks.c (merge_blocks): Remove block from loops structure only
5614 after call of the merge_blocks hook.
5616 2007-06-09 Tom Tromey <tromey@redhat.com>
5618 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5619 (deprecated_state): Removed.
5620 (start_decl): Update.
5621 (enum deprecated_states): Moved earlier.
5622 (groktypename): Update.
5623 (push_parm_decl): Likewise.
5624 (grokfield): Likewise.
5625 (start_function): Likewise.
5627 2007-06-09 Ian Lance Taylor <iant@google.com>
5629 PR tree-optimization/32169
5630 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5631 CONVERT_EXPR, check whether min and max both converted to an
5632 overflow infinity representation.
5634 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5636 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5637 not inserted on the edge.
5639 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5641 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5642 instructions if they are supported.
5643 (__divsi3, __umodsi3, __modsi3): Likewise.
5644 (__ashldi3, __ashrdi3, __lshrdi3): New.
5645 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5647 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5648 Tony Linthicum <tony.linthicum@amd.com>
5650 * doc/invoke.texi: Add fvect-cost-model flag.
5651 * common.opt (fvect-cost-model): New flag.
5652 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5653 cost fields in stmt_vec_info struct for STMT.
5654 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5655 fields in stmt_vec_info struct and access functions for the same.
5656 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5657 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5658 load, store and vector to scalar operation.
5659 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5660 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5661 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5662 (TARG_VEC_STORE_COST): Define cost of vector store.
5663 (vect_estimate_min_profitable_iters): Define new function.
5664 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5665 check to evaluate if loop iterations are less than minimum profitable
5666 iterations determined by cost model or minimum vect loop bound defined
5667 by user, whichever is more conservative.
5668 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5669 run-time check to evaluate if loop iterations are less than minimum
5670 profitable iterations determined by cost model or minimum vect loop
5671 bound defined by user, whichever is more conservative.
5672 (vect_estimate_min_profitable_iterations): New function to estimate
5673 mimimimum iterartions required for vector version of loop to be
5674 profitable over scalar version.
5675 (vect_model_reduction_cost): New function.
5676 (vect_model_induction_cost): New function.
5677 (vect_model_simple_cost): New function.
5678 (vect_cost_strided_group_size): New function.
5679 (vect_model_store_cost): New function.
5680 (vect_model_load_cost): New function.
5681 (vectorizable_reduction): Call vect_model_reduction_cost during
5683 (vectorizable_induction): Call vect_model_induction_cost during
5685 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5686 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5687 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5688 vectorizable_promotion, vectorizable_demotion): Call
5689 vect_model_simple_cost during analysis phase.
5691 2007-06-08 Simon Baldwin <simonb@google.com>
5693 * reg-stack.c (get_true_reg): Readability change. Moved default case
5694 label into direct switch statement scope.
5696 2007-06-08 Simon Baldwin <simonb@google.com>
5698 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5699 in gcc_assert() with '==' comparison.
5701 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5704 TARGET_ABM handling of x86_popcnt variable.
5706 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5708 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5709 __builtin_copysignq and __builtin_infq built-in functions.
5711 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5713 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5714 SSE4.2 section. Correct built-in function names in SSE4A section.
5716 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5718 PR tree-optimization/32243
5719 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5720 for ncopies after ratio check between nunits_out and nunits_in.
5721 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5723 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5725 PR tree-optimization/32224
5726 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5727 vectorization upon a non GIMPLE_MODIFY_STMT.
5729 2007-06-08 Christian Bruel <christian.bruel@st.com>
5732 * config/sh/sh.md (doloop_end): New pattern and splitter.
5733 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5735 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5738 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5740 (verify_dominators): Do not change dominance tree.
5742 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5744 * config/sh/constraints.md: New file.
5745 * config/sh/sh.c: Include tm-constrs.h.
5746 (reg_class_from_letter): Remove.
5747 (prepare_cbranch_operands): Use satisfies_constraint_*
5748 function instead of macro.
5749 (andcosts, broken_move, sh_secondary_reload): Likewise.
5750 * config/sh/predicates.md (trapping_target_operand): Likewise.
5751 (and_operand, arith_operand, arith_reg_or_0_operand,
5752 cmp_operand, logical_operand, target_operand,
5753 ua_address_operand, ua_offset, xor_operand): Likewise.
5754 * config/sh/sh.md: Include constraints.md.
5755 (*movsicc_t_false): Use satisfies_constraint_* function
5757 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5758 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5759 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5760 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5761 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5762 (REG_CLASS_FROM_CONSTRAINT): Remove.
5763 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5764 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5765 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5766 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5767 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5768 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5769 function instead of macro.
5770 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5771 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5772 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5773 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5774 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5775 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5776 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5777 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5778 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5779 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5780 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5781 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5782 EXTRA_CONSTRAINT_STR): Likewise.
5783 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5785 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5787 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5789 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5792 * c-common.h (flag_cpp0x): Replaced by...
5793 (cxx_dialect): ... this new variable specifying the C++ dialect that
5795 * c-common.c (flag_cpp0x): Removed.
5796 (cxx_dialect): Defined.
5797 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5799 * c-opts.c (c_common_post_options): Likewise.
5800 (set_std_cxx98): Set cxx_dialect to cxx98.
5801 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5803 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5804 Hui-May Chang <hm.chang@apple.com>
5806 * doc/invoke.texi (Darwin Options): Update documentation for
5807 -mmacosx-version-min.
5808 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5809 * config/darwin-driver.c: New file.
5810 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5811 * config/t-darwin (darwin-driver.o): New rule.
5813 * config/darwin-c.c (version_as_macro): Ignore low digit.
5815 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5817 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5818 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5819 (CSGNMODE): New mode macro.
5820 (CSGNVMODE): New mode attribute.
5821 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5822 expander using CSGNMODE mode macro. Handle TFmode.
5823 (copysign<mode>3_const): Rename from copysignsf3_const and
5824 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5826 (copysign<mode>3_var): Rename from copysignsf3_var and
5827 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5829 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5830 mode macro. Handle TFmode.
5831 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5832 (iortf3, *iortf3): Ditto.
5833 (xortf3, *xortf3): Ditto.
5834 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5835 TFmode and TImode masks.
5836 (ix86_expand_copysign): Expand TFmode copysign insn.
5837 (IX86_BUILTIN_INFQ): New.
5838 (IX86_BUILTIN_FABSQ): Ditto.
5839 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5840 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5841 [__builtin_fabsq]: Ditto.
5842 [__builtin_copysignq]: Ditto.
5843 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5844 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5845 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5846 ix86_expand_binop_builtin().
5848 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5850 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5852 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5855 * rtl.h (push_to_sequence2): New.
5856 * emit-rtl.c (push_to_sequence2): New.
5857 * function.c (assign_parm_data_all): Add new fields.
5858 (assign_parm_setup_block): Call push_to_sequence2 instead of
5860 (assign_parm_setup_reg): Ditto.
5861 (assign_parm_setup_stack): Ditto.
5862 (assign_parms_unsplit_complex): Ditto.
5863 (assign_parms): Change field name.
5865 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5867 PR tree-optimization/32220
5868 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5869 phi node is reached before defining statement.
5871 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5874 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5875 after changing the right hand side of the assignment.
5877 2007-06-06 Eric Christopher <echristo@apple.com>
5879 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5880 (x86_64-*-darwin*): Ditto.
5881 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5882 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5884 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5886 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5888 (add_key): Likewise.
5889 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5890 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5892 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5894 (add_cost_one_coalesce): Likewise.
5895 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5896 variable names. Rename orig to orig_name for consistency.
5897 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5899 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5901 (record_equivalences_from_stmt): Likewise.
5902 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5903 the coding conventions.
5904 (memory_ssa_name_same): Likewise.
5905 (dse_optimize_stmt): Likewise.
5906 (dse_record_phis): Likewise.
5907 (dse_finalize_block): Likewise.
5908 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5909 keywords as variable names.
5910 (may_move_till): Cast according to the coding conventions.
5911 (force_move_till_expr): Avoid using C++ keywords as variable names.
5912 (force_move_till): Cast according to the coding conventions.
5913 (memref_hash): Likewise.
5914 (memref_eq): Likewise.
5915 (gather_mem_refs_stmt): Likewise.
5916 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5917 using C++ keywords as variable names.
5918 (idx_find_step): Cast according to the coding conventions.
5919 (idx_record_use): Likewise.
5920 (find_depends): Likewise.
5921 (prepare_decl_rtl): Likewise.
5922 (mbc_entry_hash): Likewise.
5923 (mbc_entry_eq): Likewise.
5924 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5925 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5926 (idx_infer_loop_bounds): Cast according to the coding conventions.
5927 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5928 * tree-ssa-math-opts.c (occ_new ): Likwise.
5929 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5931 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5933 (add_use_op): Likewise.
5934 (add_vop): Likewise.
5935 (add_vuse_op): Likewise.
5936 (add_vdef_op): Likewise.
5937 (get_expr_operands): Likewise.
5938 (push_stmt_changes): Use type safe memory macros.
5939 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5940 keywords as variable names.
5941 (conditional_replacement): Likewise.
5942 (minmax_replacement): Likewise.
5943 (abs_replacement): Likewise.
5944 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5946 (insert_fake_stores): Avoid using C++ keywords as variable names.
5947 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5949 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5950 (heapvar_insert): Use type safe memory macros.
5951 (new_var_info): Cast according to the coding conventions.
5952 (new_constraint): Likewise.
5953 (remove_preds_and_fake_succs): Use type safe memory macros.
5954 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5956 (thread_single_edge): Likewise.
5957 (thread_through_loop_header): Likewise.
5959 2007-06-06 Eric Christopher <echristo@apple.com>
5961 * config/i386/i386.c (override_options): Move handling
5962 of TARGET_SUBTARGET* earlier.
5964 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5966 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5969 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5971 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5972 emited outside of basic block.
5973 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5975 * rtl.h (delete_insn_chain): Declaration changed.
5976 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5978 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5979 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5980 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5981 to delete_insn_chain.
5982 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5983 do not have bb field set.
5984 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5986 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5987 * cfgcleanup.c (try_optimize_cfg): Ditto.
5989 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5991 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5992 (lambda_body_vector_new): Use type safe memory macros.
5993 (lambda_linear_expression_new): Likewise.
5994 (lambda_loopnest_new): Likewise.
5995 (lambda_lattice_new): Likewise.
5996 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5997 conventions. Use type safe memory macros.
5998 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5999 (lambda_body_vector_s): Likewise.
6000 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6001 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6003 2007-06-06 Richard Guenther <rguenther@suse.de>
6005 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6006 if we need to schedule cfg_cleanup.
6007 (tree_ssa_forward_propagate_single_use_vars): Do so.
6009 2007-06-06 Ian Lance Taylor <iant@google.com>
6011 * fold-const.c (merge_ranges): If range_successor or
6012 range_predecessor fail, just return 0.
6014 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6016 PR tree-optimization/32216
6017 * tree-vectorizer.c (supportable_widening_operation): Determine
6018 signedness of FIX_TRUNC_EXPR from output operand.
6019 (supportable_narrowing_operation): Ditto.
6020 * tree-vect-generic.c (expand_vector_operations_1): Determine
6021 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6024 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6026 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6027 (struct pta): ...from here. Change flags to unsigned to avoid
6028 excessive casting (as it is used as a bit mask).
6029 (override_options): Add casts according to the coding convenventions.
6030 (x86_64_elf_unique_section): Likewise.
6031 (examine_argument): Avoid using C++ keywords as variable names.
6032 (construct_container): Likewise.
6033 (legitimize_pic_address): Likewise.
6034 (get_dllimport_decl): Cast according to the coding conventions. Use
6035 type safe memory macros.
6036 (legitimize_address): Cast according to the coding conventions.
6037 (emit_i387_cw_initialization): Corrected the type of slot to enum
6039 (ix86_init_machine_status): Use type safe memory macros.
6040 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6041 (bdesc_pcmpistr): Likewise.
6042 (bdesc_crc32): Likewise.
6043 (bdesc_sse_3arg): Likewise.
6044 (bdesc_2arg): Likewise.
6045 (bdesc_1arg): Likewise.
6046 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6047 (ix86_expand_sse_pcmpistr): Likewise.
6048 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6049 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6050 int to match the langhook definition.
6051 (ix86_builtin_conversion): Change the type of code to unsigned init to
6052 match the langhook definition.
6053 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6055 (ix86_preferred_output_reload_class): Likewise.
6056 (ix86_cannot_change_mode_class): Likewise.
6057 (ix86_memory_move_cost): Likewise.
6058 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6059 avoid excessive casting later on.
6060 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6062 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6064 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6065 as flags setting insn.
6066 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6068 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6070 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6071 (UNSPEC_ROUND): New.
6072 ("sse4_1_round<mode>2"): New insn pattern.
6073 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6075 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6076 expander using SSEMODEF mode macro. Expand using
6077 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6078 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6079 expander using SSEMODEF mode macro. Expand using
6080 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6081 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6082 expander using SSEMODEF mode macro. Expand using
6083 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6084 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6085 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6086 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6089 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6090 Sebastian Pop <sebpop@gmail.com>
6092 * lambda.h (build_linear_expr): New.
6093 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
6094 Use build_linear_expr, call fold and force_gimple_operand.
6095 (lambda_loopnest_to_gcc_loopnest): Check that there is
6096 something to insert.
6097 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
6099 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
6101 PR preprocessor/23479
6102 * doc/extend.texi: Document the 0b-prefixed binary integer
6105 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6107 PR tree-optimization/32215
6108 * tree-vectorizer.c (supportable_widening_operation): Return false
6109 for unsupported FIX_TRUNC_EXPR tree code.
6110 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
6112 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
6114 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
6115 register on SPE targets. Change documentation to reflect
6117 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6118 Change FIXED_SCRATCH to 14 and document why we're keeping r14
6119 out of the register allocation pool.
6120 (rs6000_reg_live_or_pic_offset_p): New function.
6121 (rs6000_emit_prologue): Move the actual saving of LR up to free
6122 r0 for holding r11. Split saving of SPE 64-bit registers into
6123 its own case. Ensure that offsets will always be in-range for
6124 'evstdd' by using r11 as a scratch register to point at the start
6125 of the SPE save area. Save r11 if necessary, as it is the static
6127 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
6128 into its own case. Ensure that offsets will always be in-range
6129 for 'evldd' by using r11 as a scratch register to point at the
6130 start of the SPE save area. Also adjust r11 when restoring
6131 the stack pointer to compensate for pre-loading r11.
6133 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
6135 * cfg.c (init_flow): Use type safe memory macros.
6136 (alloc_block): Likewise.
6137 (unchecked_make_edge): Likewise.
6138 (dump_flow_info): Avoid using C++ keywords as variable names.
6139 (copy_original_table_clear): Cast according to the coding conventions.
6140 (copy_original_table_set): Likewise.
6141 * cfgexpand (label_rtx_for_bb): Likewise.
6142 (expand_gimple_basic_block): Likewise.
6143 * cfghooks.c (dump_bb): Likewise.
6144 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
6146 (lv_add_condition_to_bb): Likewise.
6147 * cfglayout (relink_block_chain): Cast according to the coding
6149 (fixup_reorder_chain): Likewise.
6150 (fixup_fallthru_exit_predecessor): Likewise.
6151 * cfgloop.c (glb_enum_p): Likewise.
6152 (get_exit_description): Likewise.
6153 (dump_recorded_exit): Likewise.
6154 * cfgloop.h (enum loop_estimation): Move out of struct scope...
6155 (struct loop): ... from here.
6156 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
6158 * cfgrtl.c (rtl_create_basic_block): Likewise.
6159 (rtl_split_block): Likewise.
6160 (rtl_dump_bb): Likewise.
6161 (cfg_layout_split_block): Likewise.
6162 (init_rtl_bb_info): Use typesafe memory macros.
6164 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
6165 * graphds.h: Updated all usages of edge to graph_edge.
6166 * graphds.c: Likewise.
6167 * cfgloopanal.c: Likewise.
6169 2007-06-05 Ian Lance Taylor <iant@google.com>
6171 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
6172 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
6173 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
6175 (test_for_singularity): Likewise.
6177 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6179 * config/i386/constraints.md ("Y2"): Replaced by ...
6181 * config/i386/i386.md: Likewise.
6182 * config/i386/mmx.md: Likewise.
6183 * config/i386/sse.md: Likewise.
6185 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6187 * config/i386/constraints.md ("z"): Replaced by ...
6189 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
6190 (sse4_1_blendvps): Likewise.
6191 (sse4_1_pblendvb): Likewise.
6192 (sse4_2_pcmpestr): Likewise.
6193 (sse4_2_pcmpestrm): Likewise.
6194 (sse4_2_pcmpestr_cconly): Likewise.
6195 (sse4_2_pcmpistr): Likewise.
6196 (sse4_2_pcmpistrm): Likewise.
6197 (sse4_2_pcmpistr_cconly): Likewise.
6199 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
6201 * matrix-reorg.c (transform_access_sites): Fix computation.
6202 (transform_allocation_sites): Same.
6204 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.c (override_options): Use
6207 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
6209 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
6212 (nonimm_not_xmm0_operand): Ditto.
6213 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
6214 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
6215 as operand[2] predicate. Require "z" class XMM register for
6216 operand[3]. Adjust asm template.
6217 ("sse4_1_blendvpd"): Ditto.
6218 ("sse4_1_pblendvb"): Ditto.
6219 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
6220 force op2 into xmm0 register for variable blend instructions.
6222 2007-06-04 Tom Tromey <tromey@redhat.com>
6224 * c-tree.h (start_enum): Update.
6225 (build_enumerator): Likewise.
6226 * c-decl.c (enum_next_value): Removed.
6227 (enum_overflow): Likewise.
6228 (start_enum): Add c_enum_contents argument. Don't use globals.
6229 (build_enumerator): Likewise.
6230 * c-tree.h (struct c_enum_contents): New struct.
6232 2007-06-04 Tom Tromey <tromey@redhat.com>
6234 * c-common.c (c_common_get_alias_set): Fix indentation.
6236 2007-06-04 Ian Lance Taylor <iant@google.com>
6238 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
6239 to overflow, reduce overflow infinity to regular infinity.
6240 (vrp_var_may_overflow): New static function.
6241 (vrp_visit_phi_node): Check vrp_var_may_overflow.
6243 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
6245 * stor-layout.c (layout_type): Remove duplicate code.
6247 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
6250 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
6251 before build_common_builtin_nodes ().
6253 2007-06-04 Steve Ellcey <sje@cup.hp.com>
6256 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
6258 2007-06-04 Jan Hubicka <jh@suse.cz>
6260 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
6261 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
6262 instead of _stat version.
6264 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6266 PR tree-optimization/32194
6267 * tree-predcom.c (determine_offset): Check that both references have
6270 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6272 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
6273 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
6274 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6275 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
6276 Add argument to iterate_fix_dominators call.
6277 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
6278 * gcse.c (hoist_code): Change domby to vector.
6279 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
6280 Add argument to iterate_fix_dominators call.
6281 * loop-doloop.c (doloop_modify): Changed recount_dominator to
6282 recompute_dominator.
6283 * lambda-code.c (perfect_nestify): Ditto.
6284 * cfgloopanal.c: Include graphds.h.
6285 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
6286 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
6287 (mark_irreducible_loops): Use graphds_scc. Remove argument from
6289 * graphds.c: New file.
6290 * graphds.h: New file.
6291 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
6292 (get_dominated_by, get_dominated_by_region): Change return type to
6294 (verify_dominators): Recompute all dominators and compare the results.
6295 (recount_dominator): Renamed to ...
6296 (recompute_dominator): ... this. Do not check that the block is
6298 (iterate_fix_dominators): Reimplemented.
6299 (prune_bbs_to_update_dominators, root_of_dom_tree,
6300 determine_dominators_for_sons): New functions.
6301 * et-forest.c (et_root): New function.
6302 * et-forest.h (et_root): Declare.
6303 * Makefile.in (graphds.o): Add.
6304 (cfgloopanal.o): Add graphds.h dependency.
6305 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
6306 * basic-block.h (get_dominated_by, get_dominated_by_region,
6307 iterate_fix_dominators): Declaration changed.
6308 (recount_dominator): Renamed to ...
6309 (recompute_dominator): ... this.
6310 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
6311 (thread_through_all_blocks): Do not free dominance info.
6313 2007-06-03 Andreas Schwab <schwab@suse.de>
6315 * config/m68k/m68k.c (override_options): Don't override
6317 * config/m68k/m68k-modes.def (SF, DF): Define to use
6318 motorola_single_format and motorola_double_format, resp.
6319 * real.c (motorola_single_format): Renamed from
6320 coldfire_single_format.
6321 (motorola_double_format): Renamed from coldfire_double_format.
6322 (encode_ieee_extended): Generate a proper canonical NaN image
6323 respecting canonical_nan_lsbs_set.
6324 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
6326 * real.h: Adjust declarations.
6328 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
6331 * config/sh/sh.md (symGOT_load): Don't schedule insns when
6332 the symbol is generated with the stack protector.
6334 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
6336 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
6337 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6339 * doc/extend.texi (interrupt): Mention m68k.
6341 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
6344 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
6345 (ix86_expand_sse_pcmpestr): Do not check operands for
6346 "register_operand", when insn operand predicate is "register_operand".
6347 (ix86_expand_sse_pcmpistr): Ditto.
6349 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
6350 Uros Bizjak <ubizjak@gmail.com>
6352 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
6353 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
6354 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
6355 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
6356 * config/i386/constraints.md ("z"): New register constraint
6357 for members of SSE_FIRST_REG class.
6358 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
6359 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
6360 SSE_FIRST_REG class.
6361 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
6362 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
6363 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
6364 (IX86_BUILTIN_PCMPESTRM128): Likewise.
6365 (IX86_BUILTIN_PCMPESTRA128): Likewise.
6366 (IX86_BUILTIN_PCMPESTRC128): Likewise.
6367 (IX86_BUILTIN_PCMPESTRO128): Likewise.
6368 (IX86_BUILTIN_PCMPESTRS128): Likewise.
6369 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
6370 (IX86_BUILTIN_PCMPISTRI128): Likewise.
6371 (IX86_BUILTIN_PCMPISTRM128): Likewise.
6372 (IX86_BUILTIN_PCMPISTRA128): Likewise.
6373 (IX86_BUILTIN_PCMPISTRC128): Likewise.
6374 (IX86_BUILTIN_PCMPISTRO128): Likewise.
6375 (IX86_BUILTIN_PCMPISTRS128): Likewise.
6376 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
6377 (struct builtin_description): Change "flag" field to unsigned.
6378 (bdesc_pcmpestr): New builtin description table.
6379 (bdesc_pcmpistr): Likewise.
6380 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
6381 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
6382 Initialize pcmp[ei]str[im] insns for SSE4.2.
6383 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
6384 (ix86_expand_sse_pcmpistr): Likewise.
6385 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
6386 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
6387 (UNSPEC_PCMPISTR): Likewise.
6388 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
6389 (sse4_2_pcmpestri):New isns pattern.
6390 (sse4_2_pcmpestrm): Likewise.
6391 (sse4_2_pcmpestr_cconly): Likewise.
6392 (sse4_2_pcmpistr): New insn patern and splitter.
6393 (sse4_2_pcmpistri):New isns pattern.
6394 (sse4_2_pcmpistrm): Likewise.
6395 (sse4_2_pcmpistr_cconly): Likewise.
6396 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
6399 2007-06-01 David Daney <ddaney@avtrex.com>
6401 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
6402 LOADGP_ABSOLUTE and not binds_local_p.
6404 2007-06-01 Geoffrey Keating <geoffk@apple.com>
6406 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
6408 2007-06-01 Ian Lance Taylor <iant@google.com>
6410 * tree-vrp.c (compare_name_with_value): Always set
6411 used_strict_overflow if we get a result from the variable itself.
6413 2007-06-01 Ian Lance Taylor <iant@google.com>
6415 PR rtl-optimization/31455
6416 * lower-subreg.c (find_decomposable_subregs): Don't decompose
6417 subregs which have a cast between modes which are not tieable.
6419 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
6421 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
6422 breaks after return statements.
6424 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
6426 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
6427 only after no_new_pseudos.
6429 2007-05-31 Eric Christopher <echristo@apple.com>
6431 * expr.c (convert_move): Assert that we don't have a BLKmode
6433 (store_expr): Handle BLKmode moves by calling emit_block_move.
6435 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
6437 * c-typeck.c (build_indirect_ref): Include type in error message.
6438 (build_binary_op): Pass types to binary_op_error.
6439 * c-common.c (binary_op_error): Take two type arguments, print out
6441 * c-common.h (binary_op_error): Update prototype.
6443 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6445 * config/i386/i386.c: Correct coments on -mno-sse4.
6447 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6449 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
6450 (x86_64-*-*): Likewise.
6451 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
6452 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
6453 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6454 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
6455 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6456 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6457 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6458 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6459 (OPTION_MASK_ISA_SSE4): Likewise.
6460 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
6461 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6462 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
6463 (override_options): Support SSE4.2.
6464 (ix86_build_const_vector): Support SImode and DImode.
6465 (ix86_build_signbit_mask): Likewise.
6466 (ix86_expand_int_vcond): Support V2DImode.
6467 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
6468 (IX86_BUILTIN_CRC32HI): Likewise.
6469 (IX86_BUILTIN_CRC32SI): Likewise.
6470 (IX86_BUILTIN_CRC32DI): Likewise.
6471 (IX86_BUILTIN_PCMPGTQ): Likewise.
6472 (bdesc_crc32): Likewise.
6473 (bdesc_sse_3arg): Likewise.
6474 (ix86_expand_crc32): Likewise.
6475 (ix86_init_mmx_sse_builtins): Support SSE4.2.
6476 (ix86_expand_builtin): Likewise.
6477 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6478 __SSE4_2__ for -msse4.2.
6479 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
6480 (CRC32MODE): Likewise.
6481 (crc32modesuffix): Likewise.
6482 (crc32modeconstraint): Likewise.
6483 (sse4_2_crc32<mode>): Likewise.
6484 (sse4_2_crc32di): Likewise.
6485 * config/i386/i386.opt (msse4.2): New for SSE4.2.
6487 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
6488 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
6489 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
6490 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
6491 (vcondu<mode>): Likewise.
6492 * doc/extend.texi: Document SSE4.2 built-in functions.
6493 * doc/invoke.texi: Document -msse4.2/-msse4.
6495 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
6497 PR tree-optimization/32160
6498 * tree-predcom.c (predcom_tmp_var): New function. Mark created
6499 variable as gimple reg.
6500 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
6502 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
6504 * gcc.c (main): Don't consider linker options when issuing the
6505 warning about a linker input file not being used.
6507 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6509 * tree-vrp.c (compare_names): Initialize sop.
6511 2007-05-30 Dirk Mueller <dmueller@suse.de>
6513 * cgraphunit.c (cgraph_analyze_function): Remove
6514 computation of inline parameters.
6516 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6518 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6520 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6522 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6523 Add vx-common.h. Include vxworks.h between vx-common.h and
6525 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6527 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6528 (TARGET_ASM_DESTRUCTOR): Likewise.
6529 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6530 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6531 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6532 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6533 (VXWORKS_ENDIAN_SPEC): Define.
6534 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6535 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6536 VXWORKS_* equivalents.
6537 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6538 (ASM_FILE_START): Delete.
6539 (TARGET_VERSION): Reformat.
6540 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6541 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6542 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6543 (FPBIT, DPBIT): Define.
6544 (fp-bit.c, dp-bit.c): New rules.
6545 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6546 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6547 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6548 * config/arm/arm.h: Include vxworks-dummy.h.
6549 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6550 Mark with ATTRIBUTE_UNUSED.
6551 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6552 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6553 make it incompatible with -msingle-pic-base.
6554 (arm_function_ok_for_sibcall): Return false for calls that might
6555 go through a VxWorks PIC PLT entry.
6556 (require_pic_register): New function, split out from...
6557 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6559 (arm_load_pic_register): Handle the VxWorks RTP initialization
6560 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6561 (arm_emit_call_insn): New function.
6562 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6563 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6564 (pic_offset_arm): New pattern.
6565 (call, call_value): Use arm_emit_call_insn.
6566 (call_internal, call_value_internal): New expanders.
6567 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6568 VxWorks unless __PIC__.
6570 2007-05-30 Eric Christopher <echristo@gmail.com>
6572 * genrecog.c: Include regs.h in generated file.
6573 * genemit.c: Ditto. Fix up formatting.
6574 * config/mn10300/constraints.md: New.
6575 * config/mn10300/mn10300.md: Include.
6576 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6577 Fix up for removed macro.
6578 * config/mn10300/predicates.md (call_address_operand): Ditto.
6579 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6580 (CONST_OK_FOR_I): Ditto.
6581 (CONST_OK_FOR_J): Ditto.
6582 (CONST_OK_FOR_K): Ditto.
6583 (CONST_OK_FOR_L): Ditto.
6584 (CONST_OK_FOR_M): Ditto.
6585 (CONST_OK_FOR_N): Ditto.
6586 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6590 (EXTRA_CONSTRAINT): Ditto.
6592 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6594 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6596 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6597 OPTION_MASK_ISA_64BIT.
6598 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6600 2007-05-30 Richard Guenther <rguenther@suse.de>
6603 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6604 types for comparison.
6605 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6606 with original typed arguments.
6607 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6609 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6611 PR tree-optimization/31769
6612 * except.c (duplicate_eh_regions): Clear prev_try if
6613 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6615 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6617 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6618 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6619 bsi of the location where statements should be inserted.
6620 (sink_code_in_bb): Take bsi from statement_sink_location.
6621 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6622 instead of bsi_start.
6623 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6625 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6626 (bsi_move_before): Document inconsistency with bsi_move_after.
6627 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6629 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/i386.h (TARGET_ABM): New define.
6632 (TARGET_POPCNT): Ditto.
6633 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6634 New temporary defines to redefine from OPTION_ISA_* defines.
6635 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6636 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6637 (ix86_isa_flags): New extern int declaration.
6638 (TARGET_SUBTARGET_DEFAULT): New define.
6639 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6640 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6641 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6642 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6643 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6644 * config/i386/darwin.h: Change TARGET_64BIT define to
6647 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6648 using existing "ix86_isa_flags" varible.
6649 (m32, m64): Use existing "ix86_isa_flags" variable.
6650 (mmmx, m3dnow): Ditto.
6651 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6652 (mabm): Define as non-negative option using "x86_abm" variable.
6653 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6655 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6656 Rewrite feature test bitmap.
6657 (ix86_isa_flags): New initialized global int varible.
6658 (ix86_isa_flags_explicit): New static int variable.
6659 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6660 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6661 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6662 target_flags_explicit.
6663 (override_options): Remove "target_enable" and "target_disable" fields
6664 from "struct ptt". Update processor_target_table accordingly. Remove
6665 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6666 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6667 "target_flags" and "ix86_isa_flags_explicit" instead of
6668 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6669 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6670 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6671 to true when either of PTA_POPCNT or PTA_ABM is set in
6672 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6673 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6674 processor_alias_table flags entry. Remove handling of
6675 "target_enable" and "target_disable" fields of processor_target_table.
6676 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6677 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6678 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6679 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6680 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6682 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6684 2007-05-29 David Daney <ddaney@avtrex.com>
6687 * config/mips/mips.c (mips_output_mi_thunk): Emit
6688 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6690 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6691 * config/i386/i386.c (ix86_function_regparm): Added checking of
6692 ix86_force_align_arg_pointer to determine the number of
6693 register parameters.
6695 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6697 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6698 (SET_DR_MISALIGNMENT): New.
6699 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6700 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6701 Use SET_DR_MISALIGNMENT.
6702 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6704 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6705 find_loop_nest): Export.
6706 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6707 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6708 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6709 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6711 (struct mem_ref): Add field reuse_distance.
6712 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6713 Initialize reuse_distance field.
6714 (issue_prefetch_ref): Select temporality of prefetch according to
6716 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6717 self_reuse_distance, determine_loop_nest_reuse): New functions.
6718 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6719 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6720 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6723 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6725 * tree-ssa-alias.c: Add aliasing overview.
6727 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6728 Danny Smith <dannysmith@users.sourceforge.net>
6731 * config/i386/t-crtfm: Compile crtfastmath.o with
6732 -minline-all-stringops.
6733 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6734 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6736 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6738 * doc/md.texi: Document constraints on HP PA-RISC.
6740 * pa/constraints.md: New file.
6741 * pa.md: Include constraints.md.
6742 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6743 (integer_store_memory_operand, ldil_cint_p): New functions.
6744 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6745 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6746 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6747 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6748 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6750 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6753 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6754 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6755 case POSTDECREMENT_EXPR>): Return the error_mark_node
6756 if either the real or imaginary parts would an
6759 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6761 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6762 name when we remove it from a call.
6764 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6766 * targhooks.c (default_narrow_bitfield): Remove.
6767 * targhooks.h: Remove the prototype for
6768 default_narrow_bitfield.
6770 * langhooks-def.h: Remove the prototype for
6771 hook_get_alias_set_0.
6772 * langhooks.c (hook_get_alias_set_0): Remove.
6774 * global.c (EXECUTE_IF_CONFLICT): Remove.
6776 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6779 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6780 return true when truth_value_p is true and the type
6783 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6785 * doc/install.texi (Prerequisites): We no longer require Autoconf
6786 2.13 for the top-level.
6788 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6790 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6791 memory access via x86_expand_vector_move_misalign() only for
6792 TImode values on 32-bit targets.
6794 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6796 * matrix-reorg.c: New file. Implement matrix flattening and
6797 transposing optimization.
6798 * tree-pass.h: Add matrix reorg pass.
6799 * common.opt: Add fipa-mreorg flag.
6800 * Makefile.in: Add matrix-reorg.c.
6801 * passes.c: Add matrix reorg pass.
6802 * varpool.c (add_new_static_var): New function.
6803 * cgraph.h (add_new_static_var): Declare.
6805 2007-05-27 Eric Christopher <echristo@apple.com>
6807 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6808 sp_offset depending on stack size. Save r12 depending
6809 on registers we're saving later.
6810 (rs6000_emit_epilogue): Update sp_offset depending only
6813 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6815 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6816 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6817 * ifcvt.c (if_convert): Ditto.
6818 * tree-ssa-threadupdate.c (thread_block): Ditto.
6819 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6820 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6821 verify_loop_closed_ssa): Check number_of_loops instead of
6823 * predict.c (tree_estimate_probability): Ditto.
6824 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6825 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6826 * modulo-sched.c (sms_schedule): Ditto.
6827 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6828 (scev_finalize): Do not do anything if scev analysis was not
6830 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6831 current_loops == NULL.
6832 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6833 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6835 (loop_optimizer_finalize): Assert that loops were analyzed.
6836 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6837 rtl_doloop): Check number_of_loops instead of current_loops.
6838 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6839 current_loops == NULL.
6840 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6841 gate_tree_vectorize tree_linear_transform, check_data_deps,
6842 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6843 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6844 Check number_of_loops instead of current_loops.
6845 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6846 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6847 free loops if available.
6848 (execute_pre): Do not pass do_fre to fini_pre.
6850 2007-05-27 Tobias Burnus <burnus@net-b.de>
6853 * real.c (mpfr_from_real): Fix sign of -Inf.
6855 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6857 * tree-vect-transform.c (vectorizable_conversion): Initialize
6858 tree_code variables to ERROR_MARK.
6859 (vectorizable_type_demotion): Likewise.
6860 (vectorizable_type_promotion): Likewise.
6862 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6865 * config/i386/i386.md (movti): Handle push operands via
6868 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6870 * basic-block.h: Remove the prototype for merge_seq_blocks.
6871 * cfgcleanup.c (merge_seq_blocks): Remove.
6873 * tree-flow.h: Remove the prototype for is_aliased_with.
6874 * tree-ssa-alias.c (is_aliased_with): Remove.
6876 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6878 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6880 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6882 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6883 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6884 (vec_unpacks_hi_v16qi): Likewise.
6885 (vec_unpacku_lo_v16qi): Likewise.
6886 (vec_unpacks_lo_v16qi): Likewise.
6887 (vec_unpacku_hi_v8hi): Likewise.
6888 (vec_unpacks_hi_v8hi): Likewise.
6889 (vec_unpacku_lo_v8hi): Likewise.
6890 (vec_unpacks_lo_v8hi): Likewise.
6891 (vec_unpacku_hi_v4si): Likewise.
6892 (vec_unpacks_hi_v4si): Likewise.
6893 (vec_unpacku_lo_v4si): Likewise.
6894 (vec_unpacks_lo_v4si): Likewise.
6896 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6898 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6899 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6900 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6901 follow spelling conventions in various
6902 warning/error/diagnostic messages.
6904 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6905 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6906 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6907 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6908 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6909 * doc/tm.texi: Follow spelling conventions.
6911 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6914 * tree-ssa-forwprop.c
6915 (forward_propagate_addr_into_variable_array_index): Remove
6916 the lhs argument. Use the type of def_rhs instead of lhs.
6917 (forward_propagate_addr_expr_1): Update use of
6918 forward_propagate_addr_into_variable_array_index.
6920 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6921 Nigel Stephens <nigel@mips.com>
6923 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6924 function attributes, "far" being an alias for "long_call".
6925 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6926 (mips_near_type_p, mips_far_type_p): New.
6927 (mips_comp_type_attributes): New function to check that attributes
6928 attached to a function type are compatible.
6929 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6930 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6931 to the target function of the thunk.
6932 (mips_encode_section_info): Check for "near" and "far" function
6933 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6935 * config/mips/predicates.md (const_call_insn_operand): Test only
6936 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6938 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6941 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6942 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6943 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6944 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6946 2007-05-25 Eric Christopher <echristo@apple.com>
6948 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6949 to x86-darwin configurations.
6950 * config/i386/t-darwin: Add softfp support.
6951 * config/i386/t-darwin64: Ditto.
6952 * config/i386/sfp-machine.h: If mach then don't use
6953 aliasing, emit a stub to call.
6955 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6957 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6958 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6959 tree-predcom.c, tree-ssa-alias-warnings.c,
6960 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6961 comment typos. Follow spelling conventions.
6962 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6964 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6967 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6968 constants into memory. Expand unaligned memory references for
6969 SSE modes via x86_expand_vector_move_misalign() function.
6971 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6973 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6974 "memory" attribute for "sseishft" type insn without operands[2].
6976 2007-05-25 Dirk Mueller <dmueller@suse.de>
6977 Marcus Meissner <meissner@suse.de>
6979 * doc/extend.texi (alloc_size): New attribute.
6980 * c-common.c (handle_alloc_size_attribute): New.
6981 * tree-object-size.c (alloc_object_size): Use alloc_size
6982 attribute, if available.
6984 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6986 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6988 (__builtin_ia32_vec_ext_v2di): Likewise.
6989 (__builtin_ia32_vec_ext_v4si): Likewise.
6990 (__builtin_ia32_vec_ext_v8hi): Likewise.
6991 (__builtin_ia32_vec_ext_v16qi): Likewise.
6992 (__builtin_ia32_vec_set_v8hi): Likewise.
6994 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6996 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6998 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7000 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7001 (arm_is_longcall_p): Rename to...
7002 (arm_is_long_call_p): ...this. Take a single tree argument and
7004 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7005 (CUMULATIVE_ARGS): Remove call_cookie.
7006 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7007 (ENCODED_LONG_CALL_ATTR_P): Delete.
7008 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7009 LONG_CALL_FLAG_CHAR cases.
7010 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7011 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7012 ARM_DECLARE_FUNCTION_SIZE.
7013 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7014 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7015 (arm_encode_call_attribute, current_file_function_operand): Delete.
7016 (arm_function_in_section_p): New function.
7017 (arm_is_longcall_p): Rename to...
7018 (arm_is_long_call_p): ...this. Take the target function as a single
7019 argument and return a bool. Do not rely on call cookies. Check
7020 whether the target symbol is in the same section as the current
7021 function, not just the same compilation unit.
7022 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7023 (arm_encode_section_info): Don't encode a call type.
7024 * config/arm/arm.md (call, call_value): Update calls to
7025 arm_is_long(_)call_p. Simplify logic.
7026 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7027 Update calls to arm_is_long(_)call_p.
7029 2007-05-25 Richard Guenther <rguenther@suse.de>
7031 PR tree-optimization/31982
7032 * tree-ssa-forwprop.c
7033 (forward_propagate_addr_into_variable_array_index): Handle arrays
7034 with element size one.
7036 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7038 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7039 (umulsi3_highpart): Likewise.
7041 2007-05-24 Ian Lance Taylor <iant@google.com>
7043 PR rtl-optimization/32069
7044 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7047 2007-05-24 Ollie Wild <aaw@google.com>
7049 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7052 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7054 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7055 (oprs_unchanged_p): Use it to check all registers in a REG.
7056 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7057 (reg_set_between_after_reload_p): Delete.
7058 (reg_used_between_after_reload_p): Likewise.
7059 (reg_set_or_used_since_bb_start): Likewise.
7060 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7061 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7062 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7063 * rtlanal.c (reg_set_p): Check whether REG overlaps
7064 regs_invalidated_by_call, rather than just checking the
7065 membership of REGNO (REG).
7067 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7069 * doc/passes.texi: Document predictive commoning.
7070 * doc/invoke.texi (-fpredictive-commoning): Document.
7071 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7072 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7073 adding indices to the generated name.
7074 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7075 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7076 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7077 (op_symbol_code): ... and exported.
7078 (dump_omp_clause, op_symbol): Use op_symbol_code
7079 instead of op_symbol_1.
7080 * tree-pass.h (pass_predcom): Declare.
7081 * timevar.def (TV_PREDCOM): New timevar.
7082 * tree-ssa-loop.c (run_tree_predictive_commoning,
7083 gate_tree_predictive_commoning, pass_predcom): New.
7084 * tree-data-ref.c (find_data_references_in_loop): Find the
7085 references in dominance order.
7086 (canonicalize_base_object_address): Ensure that the result has
7088 (dr_analyze_innermost): Export.
7089 (create_data_ref): Code to fail for references with invariant
7091 (find_data_references_in_stmt): ... here.
7092 * tree-data-ref.h (dr_analyze_innermost): Declare.
7093 * tree-affine.c: Include tree-gimple.h and hashtab.h.
7094 (aff_combination_find_elt, name_expansion_hash,
7095 name_expansion_eq, tree_to_aff_combination_expand,
7096 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
7098 * tree-affine.h (aff_combination_constant_multiple_p,
7099 tree_to_aff_combination_expand): Declare.
7100 * tree-predcom.c: New file.
7101 * common.opt (fpredictive-commoning): New option.
7102 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
7103 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
7104 * Makefile.in (tree-predcom.o): Add.
7105 (tree-affine.o): Add TREE_GIMPLE_H dependency.
7106 * passes.c (init_optimization_passes): Add dceloop after
7107 copy propagation in loop optimizer. Add predictive commoning
7108 to loop optimizer passes.
7110 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7112 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
7115 2007-05-24 Jan Hubicka <jh@suse.cz>
7117 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
7119 (genheader): Include statistics.h.
7121 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
7123 * print-rtl.c (flag_dump_unnumbered): Update comments.
7124 (print_rtl): Fix my previous change.
7125 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
7128 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7131 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
7133 (thread_through_all_blocks): Call initialize_original_copy_tables
7134 and free_original_copy_tables.
7135 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
7137 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7138 * cfghooks.c (duplicate_block): Use get_loop_copy.
7139 * cfg.c: Include cfgloop.h.
7140 (loop_copy): New hash table.
7141 (initialize_original_copy_tables): Initialize loop_copy table.
7142 (free_original_copy_tables): Free loop_copy table.
7143 (copy_original_table_clear, copy_original_table_set,
7144 set_loop_copy, get_loop_copy): New functions.
7145 (set_bb_original, set_bb_copy): Use copy_original_table_set.
7146 * cfgloop.h (struct loop): Remove copy field.
7147 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
7148 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
7150 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7152 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
7153 -msse/-msse2/-msse3.
7155 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7157 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
7158 __builtin_ia32_vec_set_v2di with MASK_64BIT.
7160 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
7163 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
7164 * targhooks.h (default_mangle_decl_assembler_name): Declare
7166 * targhooks.c (default_mangle_decl_assembler_name): Define
7168 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
7170 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
7171 * langhooks.c (lhd_set_decl_assembler_name): Call
7172 targetm.mangle_decl_assembler_name for names with global scope.
7174 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
7176 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
7177 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
7179 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7180 New. Factored out of i386_pe_encode_section_info.
7181 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
7182 Move check for prior decoration of stdcall
7183 symbols to i386_pe_encode_section_info.
7184 (i386_pe_encode_section_info): Adjust call to
7185 gen_stdcall_or_fastcall_suffix. Use
7186 i386_pe_maybe_mangle_decl_assembler_name, if needed.
7187 (i386_pe_mangle_decl_assembler_name): New. Wrap
7188 i386_pe_maybe_mangle_decl_assembler_name.
7190 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7192 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
7193 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
7194 * langhooks.c (get_signed_or_unsigned_type): Don't check for
7195 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7196 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
7199 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
7200 Nigel Stephens <nigel@mips.com>
7201 Richard Sandiford <richard@codesourcery.com>
7203 Fix up MIPS16 hard float and add support for complex.
7205 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
7206 (TARGET_SOFT_FLOAT_ABI): New.
7207 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
7208 __mips_soft_float to reflect the ABI in use, not whether the
7209 FPU is directly accessible (e.g., in MIPS16 mode).
7210 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
7211 (UNITS_PER_FPVALUE): Likewise.
7213 * config/mips/mips.c (mips_expand_call): Remove redundant
7214 TARGET_MIPS16 check.
7215 (mips_arg_regno): New.
7216 (function_arg_advance): When setting bits in cum->fp_code for
7217 MIPS16, don't subtract 1 from cum->arg_number, since it is now
7219 (function_arg): Use mips_arg_regno.
7220 (mips_return_mode_in_fpr_p): New.
7221 (mips16_call_stub_mode_suffix): New.
7222 (mips16_cfun_returns_in_fpr_p): New.
7223 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
7224 (mips_output_function_prologue): Test mips16_hard_float, not
7225 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
7226 (mips_expand_epilogue): Call MIPS16 helper routines to copy
7227 return value into a floating-point register.
7228 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
7229 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
7230 (mips16_fp_args): Handle MIPS32r2 ISA which supports
7231 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
7232 word of double arguments from or to the high bits of 64-bit
7233 floating point registers.
7234 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
7235 (mips16_fpret_double): New helper function.
7236 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
7237 support for complex modes. Fill in DECL_RESULT for stubdecl.
7238 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
7240 * config/mips/mips16.S
7241 (RET, ARG1, ARG2): New.
7242 (MERGE_GPRf, MERGE_GPRt): New.
7243 (DELAYt, DELAYf): New.
7244 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
7245 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
7246 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
7247 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
7248 (SFOP): Renamed to...
7249 (OPSF3): This, and macro-ified. Updated all uses.
7250 (SFOP2): Renamed to...
7251 (OPSF2): This, and macro-ified. Updated all uses.
7252 (SFCMP): Renamed to...
7253 (CMPSF): This, and macro-ified. Updated all uses.
7254 (SFREVCMP): Renamed to...
7255 (REVCMPSF): This, and macro-ified. Updated all uses.
7256 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
7257 (LDDBL1, LDDBL2, RETDBL): Deleted.
7258 (DFOP): Renamed to...
7259 (OPDF3): This, and macro-ified. Updated all uses.
7260 (DFOP2): Renamed to...
7261 (OPDF2): This, and macro-ified. Updated all uses.
7262 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
7263 (DFCMP): Renamed to...
7264 (CMPDF): This, and macro-ified. Updated all uses.
7265 (DFREVCMP): Renamed to...
7266 (REVCMPDF): This, and macro-ified. Updated all uses.
7267 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
7268 (RET_FUNCTION): New.
7269 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
7270 (__mips16_ret_sc, __mips16_ret_dc): New.
7271 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
7272 STUB_ARGS_6, STUB_ARGS_10): New.
7273 (CALL_STUB_NO_RET): New.
7274 (__mips16_call_stub_1): Macro-ified.
7275 (__mips16_call_stub_5): Macro-ified.
7276 (__mips16_call_stub_2): Macro-ified.
7277 (__mips16_call_stub_6): Macro-ified.
7278 (__mips16_call_stub_9): Macro-ified.
7279 (__mips16_call_stub_10): Macro-ified.
7280 (CALL_STUB_RET): New.
7281 (__mips16_call_stub_sf_0): Macro-ified.
7282 (__mips16_call_stub_sf_1): Macro-ified.
7283 (__mips16_call_stub_sf_5): Macro-ified.
7284 (__mips16_call_stub_sf_2): Macro-ified.
7285 (__mips16_call_stub_sf_6): Macro-ified.
7286 (__mips16_call_stub_sf_9): Macro-ified.
7287 (__mips16_call_stub_sf_10): Macro-ified.
7288 (__mips16_call_stub_df_0): Macro-ified.
7289 (__mips16_call_stub_df_1): Macro-ified.
7290 (__mips16_call_stub_df_5): Macro-ified.
7291 (__mips16_call_stub_df_2): Macro-ified.
7292 (__mips16_call_stub_df_6): Macro-ified.
7293 (__mips16_call_stub_df_9): Macro-ified.
7294 (__mips16_call_stub_df_10): Macro-ified.
7295 (__mips16_call_stub_sc_0): New.
7296 (__mips16_call_stub_sc_1): New.
7297 (__mips16_call_stub_sc_5): New.
7298 (__mips16_call_stub_sc_2): New.
7299 (__mips16_call_stub_sc_6): New.
7300 (__mips16_call_stub_sc_9): New.
7301 (__mips16_call_stub_sc_10): New.
7302 (__mips16_call_stub_dc_0): New.
7303 (__mips16_call_stub_dc_1): New.
7304 (__mips16_call_stub_dc_5): New.
7305 (__mips16_call_stub_dc_2): New.
7306 (__mips16_call_stub_dc_6): New.
7307 (__mips16_call_stub_dc_9): New.
7308 (__mips16_call_stub_dc_10): New.
7310 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
7311 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
7312 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
7314 2007-05-23 Ian Lance Taylor <iant@google.com>
7316 * doc/invoke.texi (Invoking GCC): Document that the order of the
7319 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
7322 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
7323 * config/score/predicate.md (const_pow2, const_npow2): Remove.
7324 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
7328 * config/score/score.c (score_print_operand): Make sure that only
7329 lower bits are used.
7331 2007-05-22 Ian Lance Taylor <iant@google.com>
7333 * tree-vrp.c (avoid_overflow_infinity): New static function,
7334 broken out of set_value_range_to_value.
7335 (set_value_range_to_value): Call avoid_overflow_infinity.
7336 (extract_range_from_assert): Likewise.
7338 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7341 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
7342 change the type before looking for a COMPOUND_EXPR.
7344 2007-05-22 Ian Lance Taylor <iant@google.com>
7346 * lower-subreg.c (decompose_multiword_subregs): If we change an
7347 insn, call remove_retval_note on it.
7349 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7351 * regs.h (end_hard_regno): New function.
7352 (END_HARD_REGNO, END_REGNO): New macros.
7353 (add_to_hard_reg_set): New function.
7354 (remove_from_hard_reg_set): Likewise.
7355 (in_hard_reg_set_p): Likewise.
7356 (overlaps_hard_reg_set_p): Likewise.
7357 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
7358 (note_btr_set): Use END_HARD_REGNO.
7359 * caller-save.c (setup_save_areas): Use end_hard_regno.
7360 (mark_set_regs): Use END_HARD_REGNO.
7361 (add_stored_regs): Use end_hard_regno.
7362 (mark_referenced_regs): Use add_to_hard_reg_set.
7363 * combine.c (update_table_tick): Use END_REGNO.
7364 (record_value_for_reg): Likewise.
7365 (record_dead_and_set_regs): Likewise.
7366 (get_last_value_validate): Likewise.
7367 (use_crosses_set_p): Likewise.
7368 (reg_dead_at_p_1): Likewise.
7369 (reg_dead_at_p): Likewise.
7370 (mark_used_regs_combine): Use add_to_hard_reg_set.
7371 (move_deaths): Use END_HARD_REGNO.
7372 (reg_bitfield_target_p): Use end_hard_regno.
7373 (distribute_notes): Use END_HARD_REGNO.
7374 * cse.c (mention_regs): Use END_REGNO.
7375 (insert): Use add_to_hard_reg_set.
7376 (invalidate): Use END_HARD_REGNO.
7377 (invalidate_for_call): Likewise.
7378 (exp_equiv_p): Use END_REGNO.
7379 (cse_insn): Likewise.
7380 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
7381 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
7382 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
7383 * function.c (keep_stack_depressed): Use end_hard_regno.
7384 * global.c (global_alloc): Use end_hard_regno.
7385 (global_conflicts): Use add_to_hard_reg_set instead of
7387 (find_reg): Likewise.
7388 (mark_reg_store): Likewise.
7389 (mark_reg_conflicts): Likewise.
7390 (mark_reg_death): Use remove_from_hard_reg_set.
7391 (mark_reg_live_nc): Delete.
7392 (set_preference): Use end_hard_regno.
7393 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
7394 remove_from_hard_reg_set.
7395 (post_mark_life): Use add_to_hard_reg_set.
7396 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
7397 (reg_becomes_live): Use add_to_hard_reg_set.
7398 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
7399 (peep2_find_free_register): Use add_to_hard_reg_set.
7400 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
7401 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
7402 * regrename.c (note_sets): Use add_to_hard_reg_set.
7403 (clear_dead_regs): Use remove_from_hard_reg_set.
7404 (regrename_optimize): Use add_to_hard_reg_set.
7405 (find_oldest_value_reg): Use in_hard_reg_set_p.
7406 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
7407 (hard_reg_set_here_p): Use end_hard_regno.
7408 (decompose): Likewise.
7409 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
7410 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
7411 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
7412 (mark_home_live): Use end_hard_regno.
7413 (spill_hard_reg): Likewise.
7414 (clear_reload_reg_in_use): Likewise.
7415 * reorg.c (delete_prior_computation): Use END_REGNO.
7416 * resource.c (update_live_status): Use END_HARD_REGNO.
7417 (mark_referenced_resources): Use add_to_hard_reg_set.
7418 (mark_set_resources): Likewise.
7419 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
7420 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
7421 (reg_overlap_mentioned_p): Likewise.
7422 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
7423 (covers_regno_no_parallel_p): Use END_REGNO.
7424 (find_regno_note): Likewise.
7425 (find_reg_fusage): Use END_HARD_REGNO.
7426 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
7427 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
7429 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7431 * mode-switching.c (reg_dies): Change type of second argument to
7433 (optimize_mode_switching): Update accordingly.
7435 2007-05-22 Richard Sandiford <richard@codesourcery.com>
7437 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
7439 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
7440 (hard_reg_set_empty_p): ...these new functions.
7441 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
7442 GO_IF_HARD_REG_SUBSET.
7443 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
7444 instead of GO_IF_HARD_REG_EQUAL.
7445 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
7446 instead of GO_IF_HARD_REG_EQUAL.
7447 * global.c (find_reg): Use hard_reg_set_empty_p instead of
7448 GO_IF_HARD_REG_SUBSET.
7449 (modify_reg_pav): Use hard_reg_set_empty_p instead of
7450 GO_IF_HARD_REG_EQUAL.
7451 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
7452 of GO_IF_HARD_REG_SUBSET.
7453 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
7454 instead of GO_IF_HARD_REG_EQUAL.
7455 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
7456 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
7457 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
7458 of GO_IF_HARD_REG_SUBSET,
7459 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
7460 GO_IF_HARD_REG_SUBSET.
7461 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
7462 instead of GO_IF_HARD_REG_EQUAL.
7463 * config/sh/sh.c (push_regs, calc_live_regs): Use
7464 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
7465 (hard_regs_intersect_p): Delete.
7467 2007-05-22 Janis Johnson <janis187@us.ibm.com>
7469 * doc/sourcebuild.texi (Test Directives) Add dg-message.
7471 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
7472 Richard Henderson <rth@redhat.com>
7474 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
7476 (x86_64-*-*): Likewise.
7478 * i386/i386-modes.def (V2QI): New.
7480 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
7482 (override_options): Support SSE4.1.
7483 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
7484 (IX86_BUILTIN_BLENDPS): Likewise.
7485 (IX86_BUILTIN_BLENDVPD): Likewise.
7486 (IX86_BUILTIN_BLENDVPS): Likewise.
7487 (IX86_BUILTIN_PBLENDVB128): Likewise.
7488 (IX86_BUILTIN_PBLENDW128): Likewise.
7489 (IX86_BUILTIN_DPPD): Likewise.
7490 (IX86_BUILTIN_DPPS): Likewise.
7491 (IX86_BUILTIN_INSERTPS128): Likewise.
7492 (IX86_BUILTIN_MOVNTDQA): Likewise.
7493 (IX86_BUILTIN_MPSADBW128): Likewise.
7494 (IX86_BUILTIN_PACKUSDW128): Likewise.
7495 (IX86_BUILTIN_PCMPEQQ): Likewise.
7496 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
7497 (IX86_BUILTIN_PMAXSB128): Likewise.
7498 (IX86_BUILTIN_PMAXSD128): Likewise.
7499 (IX86_BUILTIN_PMAXUD128): Likewise.
7500 (IX86_BUILTIN_PMAXUW128): Likewise.
7501 (IX86_BUILTIN_PMINSB128): Likewise.
7502 (IX86_BUILTIN_PMINSD128): Likewise.
7503 (IX86_BUILTIN_PMINUD128): Likewise.
7504 (IX86_BUILTIN_PMINUW128): Likewise.
7505 (IX86_BUILTIN_PMOVSXBW128): Likewise.
7506 (IX86_BUILTIN_PMOVSXBD128): Likewise.
7507 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7508 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7509 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7510 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7511 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7512 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7513 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7514 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7515 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7516 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7517 (IX86_BUILTIN_PMULDQ128): Likewise.
7518 (IX86_BUILTIN_PMULLD128): Likewise.
7519 (IX86_BUILTIN_ROUNDPD): Likewise.
7520 (IX86_BUILTIN_ROUNDPS): Likewise.
7521 (IX86_BUILTIN_ROUNDSD): Likewise.
7522 (IX86_BUILTIN_ROUNDSS): Likewise.
7523 (IX86_BUILTIN_PTESTZ): Likewise.
7524 (IX86_BUILTIN_PTESTC): Likewise.
7525 (IX86_BUILTIN_PTESTNZC): Likewise.
7526 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7527 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7528 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7529 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7530 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7532 (bdesc_sse_3arg): Likewise.
7533 (bdesc_2arg): Likewise.
7534 (bdesc_1arg): Likewise.
7535 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7537 (ix86_expand_sse_4_operands_builtin): New.
7538 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7539 smaller than 8 bits as the 2nd arg.
7540 (ix86_expand_sse_ptest): New.
7541 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7542 (ix86_expand_vector_set): Support SSE4.1.
7543 (ix86_expand_vector_extract): Likewise.
7545 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7546 __SSE4_1__ for -msse4.1.
7548 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7549 (UNSPEC_INSERTPS): Likewise.
7550 (UNSPEC_DP): Likewise.
7551 (UNSPEC_MOVNTDQA): Likewise.
7552 (UNSPEC_MPSADBW): Likewise.
7553 (UNSPEC_PHMINPOSUW): Likewise.
7554 (UNSPEC_PTEST): Likewise.
7555 (UNSPEC_ROUNDP): Likewise.
7556 (UNSPEC_ROUNDS): Likewise.
7558 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7560 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7561 (const_pow2_1_to_32768_operand): Likewise.
7563 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7566 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7568 (sse4_1_insertps): Likewise.
7569 (*sse4_1_extractps): Likewise.
7570 (sse4_1_ptest): Likewise.
7571 (sse4_1_mulv2siv2di3): Likewise.
7572 (*sse4_1_mulv4si3): Likewise.
7573 (*sse4_1_smax<mode>3): Likewise.
7574 (*sse4_1_umax<mode>3): Likewise.
7575 (*sse4_1_smin<mode>3): Likewise.
7576 (*sse4_1_umin<mode>3): Likewise.
7577 (sse4_1_eqv2di3): Likewise.
7578 (*sse4_1_pinsrb): Likewise.
7579 (*sse4_1_pinsrd): Likewise.
7580 (*sse4_1_pinsrq): Likewise.
7581 (*sse4_1_pextrb): Likewise.
7582 (*sse4_1_pextrb_memory): Likewise.
7583 (*sse4_1_pextrw_memory): Likewise.
7584 (*sse4_1_pextrq): Likewise.
7585 (sse4_1_blendpd): Likewise.
7586 (sse4_1_blendps): Likewise.
7587 (sse4_1_blendvpd): Likewise.
7588 (sse4_1_blendvps): Likewise.
7589 (sse4_1_dppd): Likewise.
7590 (sse4_1_dpps): Likewise.
7591 (sse4_1_movntdqa): Likewise.
7592 (sse4_1_mpsadbw): Likewise.
7593 (sse4_1_packusdw): Likewise.
7594 (sse4_1_pblendvb): Likewise.
7595 (sse4_1_pblendw): Likewise.
7596 (sse4_1_phminposuw): Likewise.
7597 (sse4_1_extendv8qiv8hi2): Likewise.
7598 (*sse4_1_extendv8qiv8hi2): Likewise.
7599 (sse4_1_extendv4qiv4si2): Likewise.
7600 (*sse4_1_extendv4qiv4si2): Likewise.
7601 (sse4_1_extendv2qiv2di2): Likewise.
7602 (*sse4_1_extendv2qiv2di2): Likewise.
7603 (sse4_1_extendv4hiv4si2): Likewise.
7604 (*sse4_1_extendv4hiv4si2): Likewise.
7605 (sse4_1_extendv2hiv2di2): Likewise.
7606 (*sse4_1_extendv2hiv2di2): Likewise.
7607 (sse4_1_extendv2siv2di2): Likewise.
7608 (*sse4_1_extendv2siv2di2): Likewise.
7609 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7610 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7611 (sse4_1_zero_extendv4qiv4si2): Likewise.
7612 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7613 (sse4_1_zero_extendv2qiv2di2): Likewise.
7614 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7615 (sse4_1_zero_extendv4hiv4si2): Likewise.
7616 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7617 (sse4_1_zero_extendv2hiv2di2): Likewise.
7618 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7619 (sse4_1_zero_extendv2siv2di2): Likewise.
7620 (*sse4_1_zero_extendv2siv2di2): Likewise.
7621 (sse4_1_roundpd): Likewise.
7622 (sse4_1_roundps): Likewise.
7623 (sse4_1_roundsd): Likewise.
7624 (sse4_1_roundss): Likewise.
7625 (mulv4si3): Don't expand for SSE4.1.
7626 (smax<mode>3): Likewise.
7627 (umaxv4si3): Likewise.
7628 (uminv16qi3): Likewise.
7629 (umin<mode>3): Likewise.
7630 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7632 * doc/extend.texi: Document SSE4.1 built-in functions.
7634 * doc/invoke.texi: Document -msse4.1.
7636 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7638 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7639 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7640 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7641 (ASM_SPEC): Add asm_pcrel_spec.
7642 (EXTRA_SPECS): Add asm_pcrel_spec.
7644 2007-05-21 David Daney <ddaney@avtrex.com>
7646 * doc/install.texi (Building a cross compiler): Add requirements
7647 for Java cross compiler.
7649 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7652 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7653 Add loopno argument. Use evolution_function_is_invariant_rec_p
7654 instead of evolution_function_is_constant_p.
7655 Update calls to evolution_function_is_affine_multivariate_p.
7656 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7657 Add loopno argument.
7658 * tree-scalar-evolution.c (gather_chrec_stats): Call
7659 evolution_function_is_affine_multivariate_p with a loop
7661 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7662 (analyze_overlapping_iterations): Likewise.
7663 (access_functions_are_affine_or_constant_p): Likewise.
7664 (build_classic_dist_vector_1): If the access functions
7665 are equal, don't do anything.
7667 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7668 Paolo Carlini <pcarlini@suse.de>
7669 Uros Bizjak <ubizjak@gmail.com>
7671 * c-cppbuiltin.c (c_cpp_builtins): Define
7672 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7673 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7674 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7675 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7677 2007-05-21 Mike Stump <mrs@apple.com>
7679 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7681 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7683 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7685 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7686 implementation if __OPTIMIZE__ is not defined.
7687 (_mm_alignr_pi8): Ditto.
7688 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7689 (_mm_inserti_si64): Ditto.
7690 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7691 (_mm_slli_epi16): Ditto.
7692 (_mm_slli_epi32): Ditto.
7693 (_mm_slli_epi64): Ditto.
7694 (_mm_srai_epi16): Ditto.
7695 (_mm_srai_epi32): Ditto.
7696 (_mm_srli_si128): Ditto.
7697 (_mm_slli_si128): Ditto.
7698 (_mm_srli_epi16): Ditto.
7699 (_mm_srli_epi32): Ditto.
7700 (_mm_srli_epi64): Ditto.
7701 (_mm_extract_epi16): Ditto.
7702 (_mm_insert_epi16): Ditto.
7703 (_mm_shufflehi_epi16): Ditto.
7704 (_mm_shufflelo_epi16): Ditto.
7705 (_mm_shuffle_epi32): Ditto.
7706 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7708 (_mm_insert_pi16): Ditto.
7710 (_mm_shuffle_pi16): Ditto.
7712 (_mm_shufle_ps): Ditto.
7713 (_mm_prefetch): Ditto.
7715 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7717 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7718 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7719 * real.c (encode_i370_single, decode_i370_single,
7720 encode_i370_double, decode_i370_double): Functions removed.
7721 (i370_single_format, i370_double_format): Initializations removed.
7722 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7723 Consider the log2_b field to always be one.
7724 (ieee_single_format, mips_single_format, coldfire_single_format,
7725 ieee_double_format, mips_double_format, coldfire_double_format,
7726 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7727 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7728 ibm_extended_format, mips_extended_format, ieee_quad_format,
7729 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7730 decimal_single_format, decimal_double_format, decimal_quad_format,
7731 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7732 initialization of log2_b.
7733 * real.h (i370_single_format, i370_double_format): Declarations
7735 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7736 field to always be one.
7738 2007-05-21 Andreas Schwab <schwab@suse.de>
7740 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7741 NOTE_INSN_BASIC_BLOCK_P.
7742 (process_for_unwind_directive): Likewise.
7744 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7746 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7747 * function.h (struct function): Move va_list_gpr_size,
7748 va_list_fpr_size, function_frequency to front of bitfields. Add
7750 (current_function_calls_unwind_init): New.
7751 * except.c (expand_builtin_unwind_init): Set
7752 current_function_calls_unwind_init not
7753 current_function_has_nonlocal_label.
7754 * reload1.c (has_nonexceptional_receiver): New.
7755 (reload): Use it and current_function_calls_unwind_init to
7756 determine whether call-saved regs must be saved.
7758 2007-05-20 Jan Hubicka <jh@suse.cz>
7760 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7761 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7762 * ddg.c (create_ddg): LIkewise.
7763 * final.c (final): Remove hunk moving line number notes around since
7764 they are no longer present at this stage.
7765 (final_scan_insn): Use NOTE_KIND instead of
7766 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7767 (output_asm_label): Likewise.
7768 * reorg.c (dbr_schedule): Likewise.
7769 * haifa-sched.c (unlink_other_notes): Likewise.
7770 * mode-switching.c (optimize_mode_switching): Likewise.
7771 * graph.c (start_bb): Likewise.
7772 * rtl.def (NOTE): Update description.
7773 * jump.c (squeeze_notes): Delete.
7774 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7775 NOTE_INSN_BASIC_BLOCK_P when possible.
7776 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7777 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7778 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7779 (dwarf2out_var_location): Likewise.
7780 * cfgbuild.c (make_edges): Likewise.
7781 (find_basic_blocks_1): Likewise.
7782 * function.c (reorder_blocks_1): Likewise.
7783 (epilogue_done): Likewise.
7784 (reposition_prologue_and_epilogue_notes): Likewise.
7785 * print-rtl.c (print_rtx): Likewise; drop code for printing
7787 (print_rtl): Likewise.
7788 (print_rtl_single): Likewise.
7789 * gcse.c (insert_insn_start_bb): Likewise.
7790 * alias.c (init_alias_analysis): Likewise.
7791 * calls.c (fixup_tail_calls): Likewise.
7792 * except.c (sjlj_emit_function_enter): Likewise.
7793 * emit-rtl.c (add_insn_after): Likeiwse.
7794 (emit_label_before): Likewise.
7795 (emit_label_after): Likewise.
7796 (emit_note_before, emit_note_after, emit_note): Update
7797 parameter to be enum insn_note; do not deal with source
7799 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7800 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7802 (merge_blocks_move_successor_nojumps): Simplify now when
7803 we don't have BLOCK notes.
7804 (try_optimize_cfg): Likewise.
7805 * cfglayout.c (skip_insns_after_block): Likewise.
7806 (record_effective_endpoints): Likewise.
7807 (duplicate_insn_chain): Likewise.
7808 * varasm.c (output_constant_pool_1): Likewise.
7809 * sched-deps.c (sched_analyze): Likewise.
7810 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7812 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7813 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7814 (SET_INSN_DELETED): Simplify.
7815 (NOTE_LINE_NUMBER): Exterminate.
7816 (NOTE_LINE_KIND): New.
7817 (NOTE_INSN_BASIC_BLOCK_P): Update.
7818 (enum insn_note): Simplify.
7819 (GET_NOTE_INSN_NAME) Simplify.
7820 (emit_note_before, emit_note_after, emit_note): Update prototype.
7821 (squeeze_notes): Remove.
7822 * sched-int.h (NOTE_NOT_BB_P): Update.
7823 * resource.c (mark_target_live_regs): Update.
7824 * sched-rgn.c (debug_dependencies): Update.
7825 * sched-vis.c (print_insn): Update.
7826 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7827 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7828 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7829 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7830 (split_branches): Update.
7831 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7833 (sh_adjust_unroll_max): Exterminate.
7834 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7835 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7836 (m68hc11_reorg): Likewise.
7837 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7838 (emit_predicate_relation_info): Update.
7839 (process_for_unwind_directive): Update.
7840 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7841 (output_call): Update.
7842 * config/pa/pa.c (output_lbranch): Update.
7843 (output_millicode_call): Update.
7844 (output_call): Update.
7845 (pa_combine_instructions): Update.
7846 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7847 * config/bfin/bfin.c (gen_one_bundle): Update.
7848 * cfgrtl.c (can_delete_note_p): Update.
7849 (delete_insn): Update.
7850 (rtl_merge_blocks): Update.
7851 (commit_one_edge_insertion): Update.
7852 (rtl_verify_flow_info): Update.
7853 * stmt.c (expand_case): Do not call squeeze_notes.
7855 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7862 * c.opt (Wtype-limits): New.
7863 * doc/invoke.texi (Wtype-limits): Document it.
7864 (Wextra): Enabled by -Wextra.
7865 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7866 * c-common.c (shorten_compare): Warn with Wtype-limits.
7868 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7870 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7871 inlined function, not as a macro.
7872 (_mm_alignr_pi8): Ditto.
7873 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7874 (_mm_inserti_si64): Ditto.
7875 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7876 (_mm_extract_epi16): Ditto.
7877 (_mm_insert_epi16): Ditto.
7878 (_mm_shufflehi_epi16): Ditto.
7879 (_mm_shufflelo_epi16): Ditto.
7880 (_mm_shuffle_epi32): Ditto.
7881 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7882 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7884 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7886 (_m_to_float): Use C89 compatible assignment.
7888 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7891 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7893 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7896 * doc/invoke.texi (Wreturn-type): Complete description.
7897 (Wextra): Delete item about return-type warning.
7898 * c-decl.c: Delete redundant Wextra warning.
7900 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7904 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7905 inlined function, not as a macro.
7906 (_mm_prefetch): Ditto.
7908 (_mm_insert_pi16): Ditto.
7910 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7911 (_m_pshufw): Ditto. Add const to __N argument.
7912 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7913 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7914 (_mm_slli_epi32): Ditto.
7915 (_mm_srli_si128): Implement as always inlined function, not as a
7916 macro. Add __inline to function declaration.
7917 (_mm_slli_si128): Ditto.
7919 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7921 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7922 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7924 (struct fenv): New structure.
7925 (FP_HANDLE_EXCEPTIONS): New define.
7926 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7927 (_FP_DECL_EXP): New define.
7928 (FP_INIT_ROUNDMODE): New define.
7929 (FP_ROUNDMODE): New define.
7931 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7933 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7934 (Wconversion): Update description.
7935 (Wconversion-sign): New.
7936 * c.opt (Wconversion-sign): New.
7937 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7938 means disabled for C++. Otherwise, take the status of Wconversion.
7939 * c-common.c (conversion_warning): Warn with either Wconversion or
7941 (warnings_for_convert_and_check): Conditions are already checked by
7943 (convert_and_check): Don't check warnings if the conversion failed.
7945 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7946 Anatoly Sokolov <aesok@dol.ru>
7948 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7949 avr_epilogue_uses) : Add declaration.
7950 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7951 * config/avr/constraints.md (R): New constraint.
7952 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7953 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7954 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7955 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7956 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7957 call_prologue_saves, epilogue_restores, return_from_epilogue,
7958 return_from_main_epilogue, return_from_interrupt_epilogue,
7959 return_from_naked_epilogue, prologue, epilogue): New patterns.
7960 (jump): Handle symbol reference.
7961 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7962 avr_output_function_prologue, avr_output_function_epilogue): Remove
7964 (avr_init_machine_status, expand_prologue, expand_epilogue,
7965 avr_asm_function_end_prologue, avr_epilogue_uses,
7966 avr_asm_function_begin_epilogue): New functions.
7967 (prologue_size, epilogue_size, jump_tables_size): Remove global
7969 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7970 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7971 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7972 (avr_override_options): Initialise init_machine_status.
7973 (output_movhi): Handle all stack pointer loads.
7974 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7975 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7976 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7977 (EPILOGUE_USES) Redefine.
7978 (machine_function) Declare.
7980 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7982 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7983 Use a single return statement.
7985 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7988 * builtins.c (do_mpfr_lgamma_r): New.
7989 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7990 * tree.h (CASE_FLT_FN_REENT): New.
7992 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7994 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7995 (output_die): Use 'unsigned long' with %x.
7996 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7997 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7998 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8000 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8002 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8007 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8008 true if function has no argument.
8010 2007-05-18 DJ Delorie <dj@redhat.com>
8012 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8013 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8015 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8017 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8018 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8019 count_trailing_zeros.
8020 (__i386__): Implement count_leading_zeros using __builtin_clz().
8021 Implement count_trailing_zeros usign __builtin_ctz().
8023 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8025 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8027 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8030 * expr.c (emit_move_change_mode): Change mode of push operands here.
8032 2007-05-17 Ian Lance Taylor <iant@google.com>
8034 PR tree-optimization/31953
8035 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8037 (set_value_range_to_null): Call set_value_range_to_value.
8038 (extract_range_from_comparison): Likewise.
8040 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8042 * toplev.c (print_version): Output GMP/MPFR version info.
8044 * builtins.c (CASE_MATHFN_REENT): New macro.
8045 (mathfn_built_in): Use it.
8046 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8047 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8048 BUILT_IN_LGAMMAL_R): New.
8049 * doc/extend.texi: Document new builtins.
8052 * builtins.c (do_mpfr_remquo): New.
8053 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8054 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8057 * builtins.c (fold_builtin_1): Handle y0, y1.
8058 (fold_builtin_2): Handle yn.
8061 * builtins.c (do_mpfr_bessel_n): New.
8062 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8063 (fold_builtin_2): Handle BUILT_IN_JN.
8065 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8068 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8069 TYPE_PRECISION (intmax_type_node).
8071 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8074 * reload.c (subst_reloads): Remove checking.
8076 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8078 PR rtl-optimization/31691
8079 * combine.c (simplify_set): Build a new src pattern instead of
8080 substituting its operands in the COMPARE case.
8082 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8084 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8085 (execute_vrp): Preserve loops through jump threading.
8086 * tree-ssa-threadupdate.c (thread_single_edge,
8087 dbds_continue_enumeration_p, determine_bb_domination_status,
8088 thread_through_loop_header): New functions.
8089 (create_edge_and_update_destination_phis,
8090 create_edge_and_update_destination_phis): Set loops for the new blocks.
8091 (prune_undesirable_thread_requests): Removed.
8092 (redirect_edges): Do not pretend that redirect_edge_and_branch can
8094 (thread_block): Do not call prune_undesirable_thread_requests.
8096 (mark_threaded_blocks): Select edges to thread here.
8097 (thread_through_all_blocks): Take may_peel_loop_headers argument.
8098 Thread edges through loop headers independently.
8099 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
8100 * tree-pass.h (TODO_mark_first_instance): New.
8101 (first_pass_instance): Declare.
8102 * cfghooks.c (duplicate_block): Put the block to the original loop
8103 if copy is not specified.
8104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
8105 jump threading. Pass may_peel_loop_headers to
8106 thread_through_all_blocks according to first_pass_instance.
8107 * cfgloop.h (create_preheader): Declare.
8108 * tree-flow.h (thread_through_all_blocks): Declaration changed.
8109 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
8110 * passes.c (first_pass_instance): New variable.
8111 (next_pass_1): Set TODO_mark_first_instance.
8112 (execute_todo): Set first_pass_instance.
8114 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
8116 PR tree-optimization/24659
8117 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
8118 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
8119 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
8120 OTI_vec_pack_ufix_trunc.
8121 (vec_unpacks_float_hi_optab): Define new macro.
8122 (vec_unpacks_float_lo_optab): Ditto.
8123 (vec_unpacku_float_hi_optab): Ditto.
8124 (vec_unpacku_float_lo_optab): Ditto.
8125 (vec_pack_sfix_trunc_optab): Ditto.
8126 (vec_pack_ufix_trunc_optab): Ditto.
8127 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
8128 and vec_pack_[s|u]fix_trunc_optab using
8129 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
8130 * tree-vectorizer.c (supportable_widening_operation): Handle
8131 FLOAT_EXPR and CONVERT_EXPR. Update comment.
8132 (supportable_narrowing_operation): New function.
8133 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
8134 * tree-vect-transform.c (vectorizable_conversion): Handle
8135 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8136 (vect_gen_widened_results_half): Move before vectorizable_conversion.
8137 (vectorizable_type_demotion): Call supportable_narrowing_operation()
8138 to check for target support.
8139 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
8140 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
8141 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
8142 for VEC_PACK_FIX_TRUNC_EXPR.
8143 (expand_binop): Special case mode of the result for
8144 vec_pack_[u|s]fix_trunc_optab.
8145 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
8146 vec_pack_[u|s]fix_trunc_optab.
8148 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
8149 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
8150 * tree-pretty-print.c (dump_generic_node): Handle
8151 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
8152 VEC_PACK_FIX_TRUNC_EXPR.
8154 * expr.c (expand_expr_real_1): Ditto.
8155 * tree-inline.c (estimate_num_insns_1): Ditto.
8156 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8158 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
8159 (vec_unpacks_float_lo_v8hi): Ditto.
8160 (vec_unpacku_float_hi_v8hi): Ditto.
8161 (vec_unpacku_float_lo_v8hi): Ditto.
8162 (vec_unpacks_float_hi_v4si): Ditto.
8163 (vec_unpacks_float_lo_v4si): Ditto.
8164 (vec_pack_sfix_trunc_v2df): Ditto.
8166 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
8168 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
8169 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
8170 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
8171 [vec_pack_ufix_trunc]: Ditto.
8172 [vec_unpacks_float_hi]: Ditto.
8173 [vec_unpacks_float_lo]: Ditto.
8174 [vec_unpacku_float_hi]: Ditto.
8175 [vec_unpacku_float_lo]: Ditto.
8177 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
8179 * soft-fp/README: Update for new files.
8180 * soft-fp/floattisf.c: New file.
8181 * soft-fp/floattidf.c: New file.
8182 * soft-fp/floattitf.c: New file.
8183 * soft-fp/floatuntisf.c: New file.
8184 * soft-fp/floatuntidf.c: New file.
8185 * soft-fp/floatuntitf.c: New file.
8186 * soft-fp/fixsfti.c: New file.
8187 * soft-fp/fixdfti.c: New file.
8188 * soft-fp/fixtfti.c: New file.
8189 * soft-fp/fixunssfti.c: New file.
8190 * soft-fp/fixunsdfti.c: New file.
8191 * soft-fp/fixunstfti.c: New file.
8192 * soft-fp/extendxftf.c: New file.
8193 * soft-fp/trunctfxf.c: New file.
8195 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
8196 (__trunctfxf2): Ditto.
8198 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
8199 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
8200 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
8201 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
8202 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
8203 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
8205 * config/i386/t-fprules-softfp64: New file.
8206 * config/i386/sfp-machine.h: New file.
8207 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
8208 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
8209 and soft-fp/t-softfp to tmake_file.
8210 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
8211 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
8213 * config/i386/t-linux64 (softfp_wrap_start): New.
8214 (softfp_wrap_end): New.
8215 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
8216 supported for TARGET_64BIT.
8218 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8220 * c-common.c (c_common_signed_or_unsigned_type): Emulate
8221 c_common_unsigned_type behavior.
8223 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
8225 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
8228 2007-05-16 Eric Christopher <echristo@apple.com>
8230 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
8231 saving after stack push. Set sp_offset whenever we push.
8232 (rs6000_emit_epilogue): Move altivec register restore before
8235 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8237 * configure.ac: Allow sysroots to be relocated under $prefix as
8238 well as $exec_prefix.
8239 * configure: Regenerate.
8241 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8245 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8247 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8248 (gcc_tooldir): Likewise.
8249 * configure: Regenerate.
8250 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8251 old configure.ac gcc_tooldir setting.
8252 (prefix_to_exec_prefix): New variable.
8253 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8254 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8256 2007-05-14 Janis Johnson <janis187@us.ibm.com>
8258 * c-typeck.c (build_binary_op): Return early for error.
8260 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
8262 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
8263 struct nb_iter_bound.
8264 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
8265 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
8266 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8267 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
8268 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
8269 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
8270 (del_scev_info): Use ggc_free.
8271 (scev_initialize): Allocate scalar_evolution_info in gc memory.
8272 * loop-init.c: Include ggc.h.
8273 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
8274 (loop_optimizer_finalize): Use ggc_free.
8275 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
8276 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
8277 pass_iv_optimize): Add TODO_ggc_collect.
8278 * function.h (struct function): Remove skip marker from
8280 * cfgloop.c: Include ggc.h.
8281 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
8283 (establish_preds): Vector superloops is gc allocated.
8284 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
8286 (flow_loops_find): Vector larray is gc allocated.
8287 (loop_exit_free): Use ggc_free.
8288 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
8289 that head of exits list is now not a part of struct loop.
8290 (record_loop_exits): Allocate exits table in gc memory.
8291 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
8292 that head of exits list is now not a part of struct loop.
8293 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
8294 struct loop_exit): Add GTY marker.
8295 (struct loop): Add GTY marker. Make superloops vector gc allocated.
8296 Add skip marker to aux field. Make head of exits list a separate
8298 (struct loops): Add GTY marker. Make larray vector gc allocated.
8299 Add param marker to exits table.
8300 (get_loops): Type changed.
8301 * Makefile.in (tree-scalar-evolution.o): Add
8302 gt-tree-scalar-evolution.h dependency.
8303 (cfgloop.o, loop-init.o): Add ggc.h dependency.
8304 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
8305 * basic-block.h (struct basic_block_def): Remove skip marker from
8308 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
8310 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
8311 of 0 in the call to expand_expr().
8312 (expand_builtin_mathfn_3): Ditto.
8313 (expand_builtin_interclass_mathfn): Ditto.
8314 (expand_builtin_cexpi): Ditto.
8315 (expand_builtin_int_roundingfn): Ditto.
8316 (expand_builtin_int_roundingfn_2): Ditto.
8317 (expand_builtin_pow): Ditto.
8318 (expand_builtin_powi): Ditto.
8319 (expand_builtin_bswap): Ditto.
8320 (expand_builtin_unop): Ditto.
8321 (expand_builtin_fabs): Ditto.
8322 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
8323 the call to expand_expr().
8324 (expand_builtin_sync_operation): Ditto.
8325 (expand_builtin_compare_and_swap): Ditto.
8326 (expand_builtin_lock_test_and_set): Ditto.
8327 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
8328 instead of 0 in the call to expand_expr().
8329 (expand_builtin_extract_return_addr): Ditto.
8330 (expand_builtin_eh_return): Ditto.
8331 (expand_eh_return): Ditto.
8332 * explow.c (expr_size): Ditto.
8333 * expr.c (optimize_bitfield_assignment_op): Ditto.
8334 (expand_assignement): Ditto.
8335 (store_expr): Ditto.
8336 (store_field): Ditto.
8337 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
8338 the call to expand_expr().
8339 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
8340 in the call to expand_expr().
8341 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
8342 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
8343 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
8345 * optabs.c (expand_vec_shift_expr): Ditto.
8346 (expand_vec_cond_expr): Ditto.
8347 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
8348 call to expand_expr().
8349 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
8350 in the call to expand_expr().
8352 2007-05-14 Dave Korn <dave.korn@artimi.com>
8354 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
8356 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
8358 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
8359 instead of c_common_unsigned_type.
8360 (c_common_unsigned_type): Remove.
8361 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
8362 c_common_unsigned_type.
8363 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
8364 c_common_unsigned_type.
8365 * c-common.h (c_common_unsigned_type): Remove.
8366 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
8367 c_common_unsigned_type.
8368 * c-format.c (check_format_types): Use unsigned_type_for instead of
8369 c_common_unsigned_type.
8370 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8371 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
8372 of c_common_unsigned_type.
8373 * convert.c (convert_to_integer): Use unsigned_type_for instead of
8374 lang_hooks.types.unsigned_type.
8375 * expmed.c (make_tree): Use unsigned_type_for instead of
8376 lang_hooks.types.unsigned_type.
8377 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
8378 lang_hooks.types.unsigned_type.
8379 (build_range_check): Likewise.
8380 (fold_unary): Likewise.
8381 (fold_binary): Likewise.
8382 (fold_ternary): Likewise.
8383 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8384 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
8385 * tree.c (get_unsigned_type): New.
8386 (unsigned_type_for): Use get_unsigned_type instead of
8387 lang_hooks.types.unsigned_type.
8389 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
8391 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
8392 to m68k_get_function_kind. Update its prototype.
8393 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
8395 (m68k_interrupt_function_p): Return enum m68k_function_type
8396 instead of bool. Rename to m68k_get_function_kind.
8397 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
8399 (m68k_compute_frame_layout): Don't mark any register for save
8400 if an interrupt_thread attribute is specified.
8401 (m68k_hard_regno_rename_ok): Update a use of
8402 m68k_interrupt_function_p.
8403 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
8404 m68k_interrupt_function_p.
8405 (m68k_function_type): New.
8406 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
8407 for a function with an interrupt_thread attribute.
8408 * doc/extend.texi: Document the interrupt_thread attribute.
8410 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
8412 Fix PR tree-optimization/31911
8413 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
8414 if they didn't change the expression.
8416 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
8418 * tree-scalar-evolution.c (resolve_mixers): Exported.
8419 * tree-scalar-evolution.h (resolve_mixers): Declare.
8420 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
8421 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8422 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
8423 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
8424 init_array_ref, init_pointer_ref, analyze_indirect_ref,
8425 strip_conversion, analyze_offset_expr, address_analysis,
8426 object_analysis, analyze_offset): Removed.
8427 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
8428 split_constant_offset, canonicalize_base_object_address,
8429 object_address_invariant_in_loop_p, disjoint_objects_p,
8430 dr_may_alias_p, dr_address_invariant_p): New functions.
8431 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
8432 and dr_analyze_alias.
8433 (initialize_data_dependence_relation): Use dr_may_alias_p
8434 and object_address_invariant_in_loop_p.
8435 (compute_self_dependence): Handle the case when
8436 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
8437 (find_data_references_in_stmt): Restrict the analysis of data
8438 references to the given loop nest.
8439 (find_data_references_in_loop): Made static. Pass loop nest to
8440 find_data_references_in_stmt.
8441 (compute_data_dependences_for_loop): Use DR_VOPS.
8442 (free_data_ref): Free DR_VOPS.
8443 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
8444 (struct innermost_loop_behavior): ... new.
8445 (struct base_object_info): Replaced by ...
8446 (struct indices): ... new.
8447 (struct dr_alias): New.
8448 (enum data_ref_type): Removed.
8449 (struct data_reference): Consist of struct innermost_loop_behavior,
8450 struct indices and struct dr_alias.
8451 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
8452 (DR_MEMTAG): Renamed to ...
8453 (DR_SYMBOL_TAG): ... this.
8454 (find_data_references_in_loop): Declaration removed.
8455 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
8456 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
8457 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
8458 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
8460 2007-05-13 Revital Eres <eres@il.ibm.com>
8462 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
8463 which walks virtual def-use chains to find redundant stores.
8464 (dse_optimize_stmt): Call it.
8466 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8468 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
8469 * passes.c (init_optimization_passes): Move pass_jump_bypass
8472 * basic-block.h (bb_has_eh_pred): Fix style issue.
8474 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8476 PR rtl-optimization/31848
8477 * loop-invariant.c (move_invariant_reg): If we move an insn
8478 with a REG_EQUAL note, and that insn is not always executed,
8479 remove the REG_EQUAL note.
8481 2007-05-12 Richard Guenther <rguenther@suse.de>
8483 PR tree-optimization/31797
8484 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
8485 propagate into a stmt that has volatile ops.
8487 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8489 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8490 (gcc_tooldir): Likewise.
8491 * configure: Regenerate.
8492 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8493 old configure.ac gcc_tooldir setting.
8494 (prefix_to_exec_prefix): New variable.
8495 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8496 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8498 2007-05-11 Silvius Rus <rus@google.com>
8500 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
8501 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
8502 * c-common.h (strict_aliasing_warning): Change return type.
8503 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
8504 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8505 (build_c_cast): Condition call to strict_aliasing_warning.
8506 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
8507 * flags.h (set_Wstrict_aliasing): Declare.
8508 * opts.c (set_Wstrict_alising): Define, add call to.
8509 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8510 * tree-ssa-alias-warnings.c: New file.
8511 * tree-ssa-alias.c (compute_may_aliases): Add call to
8512 strict_aliasing_warning_backend.
8514 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8516 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8517 Use loop_depth and loop_outer accessor functions.
8518 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8519 determine_invariantness_stmt, move_computations_stmt): Ditto.
8520 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8521 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8522 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8523 * tree-scalar-evolution.c (interpret_loop_phi,
8524 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8525 instantiate_parameters_1, scev_const_prop): Ditto.
8526 * cfghooks.c (make_forwarder_block): Ditto.
8527 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8528 * modulo-sched.c (loop_canon_p): Ditto.
8529 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8530 slpeel_can_duplicate_loop_p): Ditto.
8531 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8532 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8533 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8534 cancel_loop, verify_loop_structure): Ditto.
8535 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8536 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8537 superloops vector instead of "pred" array.
8538 (establish_preds): Take father loop as an argument. Initialize the
8540 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8541 Do not initialize loop->outer.
8542 (flow_loop_tree_node_remove): Truncate the superloops vector.
8543 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8544 "pred" merged to "superloops" vector.
8545 (loop_depth, loop_outer): New.
8546 (fel_init): Use loop_outer.
8548 2007-05-11 Jan Hubicka <jh@suse.cz>
8550 * cgraphunit.c: Include gt-cgraphunit.h
8551 (static_ctors, static_dtors): New static vars.
8552 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8553 based on implementation in c-common.c
8554 (cgraph_finalize_function): Call record_cdtor_fn.
8555 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8556 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8557 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8558 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8559 build_cdtor, c_build_cdtor_fns): Remove.
8560 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8561 c_build_cdtor_fns): Remove prototype.
8563 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8566 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8567 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8568 * builtins.c (fold_builtin_memchr): New.
8569 (expand_builtin_memchr): Call the latter.
8570 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8571 * doc/extend.texi ([Other built-in functions provided by GCC]):
8574 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8576 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8577 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8578 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8579 PFPO_OP1_TYPE_SHIFT): Constants added.
8580 (DFP_ALL): Mode macro defined.
8581 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8582 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8583 Insn definitions added.
8584 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8585 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8588 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8590 PR tree-optimization/31885
8591 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8592 NULL_TREE to be undetermined.
8593 (automatically_generated_chrec_p): Return false for NULL.
8595 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8597 * config/bfin/bfin.h (MOVE_RATIO): Define.
8599 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8601 * config.gcc (sparc-wrs-vxworks): New target.
8602 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8603 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8604 * config/sparc/sparc.h: Include vxworks-dummy.h.
8605 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8606 include LABEL_REFs too.
8607 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8608 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8610 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8612 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8613 (sparc_emit_call_insn): New function.
8614 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8615 functions when generating VxWorks PIC.
8616 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8617 (call, call_value): Use sparc_emit_call_insn instead of
8620 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8622 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8624 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8626 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8627 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8628 split_double instead of operand_subword.
8630 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8632 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8633 * config/bfin/bfin.c (bfin_local_alignment): New function.
8634 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8636 2007-05-08 Chao-ying Fu <fu@mips.com>
8638 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8639 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8640 (smsub_widen_optab, umsub_widen_optab): Define.
8641 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8643 * genopinit.c (optabs): Fill in smsub_widen_optab and
8645 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8646 and umsub_widen_optab to implement multiply-subtract sequences.
8647 * config/mips/mips.md (*msac<u>_di): Rename to...
8648 (<u>msubsidi4): ...this. Extend condition to include
8649 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8650 of operand 0 to "ka" and use the three-operand form of msub<u>
8652 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8655 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8657 PR rtl-optimization/28011
8658 * reload.c (push_reload): Set dont_share if IN appears in OUT
8659 also when IN is a PLUS rtx.
8660 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8663 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8665 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8666 call unshare_all_decls.
8667 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8668 (unshare_all_decls): Remove.
8670 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8673 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8676 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8677 Nigel Stephens <nigel@mips.com>
8679 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8680 Update comments and all uses.
8681 (MIN_FPRS_PER_FMT): Define.
8682 * config/mips/mips.c (function_arg): Fix to correctly handle
8683 the -mips32r2 -mfp64 -mabi=32 case.
8684 (override_options): Enable use of odd-numbered registers for
8685 SFmode values on MIPS32.
8686 (mips_save_reg_p): Save whole floating-point register pair if
8687 either half is used.
8688 (compute_frame_size): Fix comment.
8690 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8692 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8693 argument of type bool.
8694 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8695 argument. Safely select temporary P register according to it.
8696 (do_link): Change call site of add_to_reg accordingly.
8697 (do_unlink): Add epilogue_p as a fourth argument and pass it
8699 (expand_interrupt_handler_epilogue): Change call of do_unlink
8701 (bfin_expand_prologue): Add a third argument sibcall_p.
8702 * config/bfin/bfin.md (epilogue): Change call of
8703 bfin_expand_epilogue accordingly.
8704 (sibcall_epilogue): Likewise.
8705 (eh_return_internal): Likewise.
8707 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8708 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8709 * config/bfin/bfin.c (bfin_handle_option): Handle
8710 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8711 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8712 Support bf534, bf536 and bf561.
8713 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8715 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8718 * config/i386/i386.c (ix86_function_regparm): Process local
8719 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8721 2007-05-07 Mike Stump <mrs@apple.com>
8723 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8724 also checks for and while statements in C++.
8726 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8728 * gcc.c (at_file_supplied): New variable.
8729 (main): Set it if we expanded argv.
8730 (do_spec_1): Pass an @-file to the linker if we were called with
8731 an @-file argument and HAVE_GNU_LD.
8732 * collect2.c (at_file_supplied): New variable.
8733 (response_file): New variable.
8734 (collect_exit): Unlink response_file if necessary.
8735 (handler): Likewise.
8736 (do_wait): Likewise.
8737 (main): Set at_file_supplied if we expanded argv.
8738 (collect_execute): Pass an @-file to subprocesses if we were called
8739 with an @-file argument.
8740 * configure.ac: Add define for HAVE_GNU_LD.
8741 * configure: Regenerate.
8742 * config.in: Regenerate.
8744 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8746 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8752 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8754 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8755 (TARGET_ENCODE_SECTION_INFO): Re-define.
8756 (m32c_encode_section_info): New
8757 (function_vector_handler): New
8758 (current_function_special_page_vector): New
8759 (m32c_special_page_vector_p): New.
8760 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8762 * config/m32c/jump.md: Added instruction JSRS for functions
8763 with attribute "function_vector".
8764 * doc/extend.texi (function_vector): Added description
8765 for M16C, M32C targets.
8767 2007-05-07 DJ Delorie <dj@redhat.com>
8770 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8771 ashrpsi3, lshrpsi3): Update shift count constraint.
8773 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8774 Nathan Froyd <froydnj@codesourcery.com>
8777 * c-incpath.c (add_path): Strip trailing path separators.
8779 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8781 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8782 Free dominance info before purging EH edges.
8783 (eliminate_degenerate_phis): Likewise.
8784 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8786 2007-05-07 Jan Hubicka <jh@suse.cz>
8788 * gimplify.c (gimplify_expr): Do not crash when folding
8789 (void *)(int)&a + 4.
8791 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8794 * c-opts.c (lang_fortran): Make it non static.
8795 * c-common.h (lang_fortran): New prototype.
8796 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8797 -lang-fortran option was passed by the driver.
8799 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8801 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8802 of ASSERT_CHECKING. Tweak message.
8804 2007-05-06 Revital Eres <eres@il.ibm.com>
8807 * loop-unroll.c (insert_var_expansion_initialization):
8808 Initialize the expansions with -zero instead of +zero.
8810 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8812 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8813 into pic and non-pic versions. Mark r19 as used for
8814 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8815 for tgd_load, tld_load and tie_load .
8816 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8817 version of tgd_load, tld_load and tie_load depending on the
8820 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8821 Jakub Jelinek <jakub@redhat.com>
8823 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8824 (__do_global_dtors_aux): Use more paranoid loop to run
8825 destructors if HIDDEN_DTOR_LIST_END.
8826 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8828 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8830 * varasm.c (align_variable): Don't increase alignment for
8831 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8832 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8834 2007-05-04 Josh Conner <jconner@apple.com>
8836 * basic-block.h (cdi_direction): Assign values to all enumeration
8838 (dom_computed): Remove.
8839 (dom_info_state): New.
8840 (set_dom_info_availability): New.
8841 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8842 walk_data.dom_direction.
8843 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8844 instead of dom_computed[].
8845 (split_edge): Likewise.
8846 (create_basic_block): Likewise.
8847 (merge_blocks): Likewise.
8848 * ifcvt.c (find_if_header): Likewise.
8849 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8850 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8851 * tree-ssa.c (verify_ssa): Likewise.
8852 * tree-cfg.c (tree_verify_flow_info): Likewise.
8853 (remove_edge_and_dominated_blocks): Likewise.
8854 * dominance.c (dom_computed): Make static.
8855 (calc_dfs_tree_nonrec): Change third param to a bool.
8856 (calc_dfs_tree): Change second param to a bool.
8857 (calc_idioms): Change second param to a bool. Use
8858 dom_convert_dir_to_idx.
8859 (init_dom_info): Validate dir before using.
8860 (dom_convert_dir_to_idx): New.
8861 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8862 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8863 (free_dominance_info): Use dom_convert_dir_to_idx.
8864 (get_immediate_dominator): Likewise.
8865 (set_immediate_dominator): Likewise.
8866 (get_dominated_by): Likewise.
8867 (redirect_immediate_dominators): Likewise.
8868 (nearest_common_denominator): Likewise.
8869 (dominated_by_p): Likewise.
8870 (bb_dom_dfs_in): Likewise.
8871 (bb_dom_dfs_out): Likewise.
8872 (recount_dominator): Likewise.
8873 (iterate_fix_dominators): Likewise.
8874 (add_to_dominance_info): Likewise.
8875 (delete_from_dominance_info): Likewise.
8876 (first_dom_son): Likewise.
8877 (next_dom_son): Likewise.
8878 (dom_info_available_p): Likewise.
8879 (dom_info_state): New.
8880 (set_dom_info_availability): New.
8882 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8884 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8886 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8888 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8890 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8891 (subdi3, subdi_carry): Delete.
8893 2007-05-04 Jan Hubicka <jh@suse.cz>
8894 Richard Guenther <rguenther@suse.de>
8896 * opts.c (decode_options): Do not fiddle with inlining
8897 parameters in case of optimizing for size.
8898 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8899 for size do nothing.
8900 (cgraph_decide_inlining_of_small_function): When optimizing for
8901 size never inline functions increasing caller size.
8902 (cgraph_early_inlining): Inline for size when optimizing for size.
8904 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8906 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8907 logical operations piecewise.
8908 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8909 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8910 subdi_sesidi_di): Delete.
8911 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8912 the generated sequence. Allow three-reg add in constraints. Rewrite
8913 the rtl expression for carry to avoid zero_extend of a constant.
8914 (sub_with_carry): New pattern.
8915 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8916 different sequence not involving jumps.
8917 (notbi): Now a named pattern.
8919 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8921 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8922 Add the note about a significant loss of accuracy of some
8923 mathematical routines when these options are used.
8925 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8927 * haifa-sched.c (rtx_vec_t): New typedef.
8928 (contributes_to_priority_p): Extract piece of priority () into new
8930 (priority): Use the function. Add assertion.
8931 (rank_for_schedule, set_priorities): Add assertion to check that
8932 insn's priority is initialized.
8933 (clear_priorities, calc_priorities): Change signature. Make it update
8934 all relevant insns. Update all callers ('add_to_speculative_block ()'
8935 and 'create_block_check_twin ()').
8936 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8937 Add new field 'priority_status'.
8938 (INSN_PRIORITY_STATUS): New macro.
8939 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8941 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8943 * sched-ebb.c (debug_ebb_dependencies): New static function.
8944 (init_ready_list): Use it.
8946 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8947 with changed signature and 'debug_rgn_dependencies ()'.
8948 (debug_rgn_dependencies): New static function.
8949 (init_ready_list): Use it.
8951 * sched-int.h (debug_dependencies): Declare.
8953 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8955 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8957 2007-05-04 Dirk Mueller <dmueller@suse.de>
8959 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8961 2007-05-03 Jan Hubicka <jh@suse.cz>
8963 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8964 ((T1)X op (T1)Y), for pointer type in more cases than before.
8966 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8968 * tree-object-size.c (plus_expr_object_size): When operand size is
8969 unknown, return unknown.
8971 2007-05-03 Dirk Mueller <dmueller@suse.de>
8973 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8975 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8978 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8980 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8982 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8984 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8986 * config/soft-fp/double.h, config/soft-fp/extended.h,
8987 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8988 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8989 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8990 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8993 2007-05-03 Ian Lance Taylor <iant@google.com>
8995 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8996 MASK_PPC_GFXOPT for 8540 or 8548.
8998 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9000 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9001 vect_print_dump_info() to output debug information.
9003 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9006 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9007 operands of size 2 when operand is not MEM_P.
9009 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9011 PR tree-optimization/30565
9012 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9014 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9016 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9017 (umulsi3_highpart): Use them.
9018 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9019 for final accumulator to D regisster tranfser.
9021 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9023 PR tree-optimization/31699
9024 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9026 (vect_enhance_data_refs_alignment): Compute peel amount using
9027 TYPE_VECTOR_SUBPARTS instead of vf.
9028 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9030 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9033 * system.h: Remove inclusion of double-int.h
9034 * tree.h: Include double-int.h
9035 * gengtype.c: Likewise
9036 * cfgloop.h: Likewise
9037 * Makefile.in: Adjust dependencies on double-int.h
9039 2007-05-02 Eric Christopher <echristo@apple.com>
9041 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9042 -shared to -Zdynamiclib.
9044 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9047 * c-common.c (strip_pointer_or_array_types): New function.
9048 * c-common.h (strip_pointer_or_array_types): New function declaration.
9050 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9052 PR tree-optimization/31771
9053 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9055 2007-05-02 Paul Brook <paul@codesourcery.com>
9057 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9059 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9062 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9065 2007-05-02 Nick Clifton <nickc@redhat.com>
9067 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9069 2007-05-02 Richard Guenther <rguenther@suse.de>
9071 PR tree-optimization/31146
9072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9073 argument, single_use_p. If we have a single use that is
9074 a conversion to the definition rhs type, propagate that rhs.
9075 (forward_propagate_addr_expr): Pass single_use_p argument
9076 to forward_propagate_addr_expr_1.
9078 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9080 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9083 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9085 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9086 'AMD Family 10 core'.
9088 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9090 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
9091 and athlon64-sse3 as improved versions of k8, opteron and athlon64
9092 with SSE3 instruction set support.
9093 * doc/invoke.texi: Likewise.
9095 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9097 * config/i386/i386.c (override_options): Tuning 32-byte loop
9098 alignment for amdfam10 architecture. Increasing the max loop
9099 alignment to 24 bytes.
9101 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
9103 * config/m68k/constraints.md: New.
9104 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
9105 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9106 EXTRA_CONSTRAINT): Remove.
9107 * config/m68k/m68k.md: Include constraints.md.
9108 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
9110 2007-05-01 Ian Lance Taylor <iant@google.com>
9112 PR tree-optimization/31739
9113 * tree-vrp.c (vrp_val_is_max): New static function.
9114 (vrp_val_is_min): New static function.
9115 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
9117 (set_value_range): Use vrp_val_is_{max,min}.
9118 (extract_range_from_assert): Likewise.
9119 (extract_range_from_binary_expr): Likewise.
9120 (extract_range_from_unary_expr): Likewise.
9121 (dump_value_range, vrp_meet): Likewise.
9122 (vrp_visit_phi_node): Likewise.
9123 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
9125 2007-05-01 Mark Mitchell <mark@codesourcery.com>
9127 * config/i386/gmon-sol2.c (size_t): New type.
9128 (intptr_t): Likewise.
9129 (s_textsize): Declare as size_t.
9131 (monstartup): Use size_t for sizes.
9132 (_mcount): Save and restore registers.
9133 (internal_mcount): Pass 0 as the first argument to monstartup
9135 (moncontrol): Convert pointer to appropriately sized integer
9136 before passing to profil.
9138 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9140 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
9141 __NO_FPRS__, not just if _SOFT_DOUBLE.
9142 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
9143 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
9144 also for E500 double.
9145 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
9146 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
9149 2007-05-01 Richard Guenther <rguenther@suse.de>
9151 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
9154 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9156 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
9158 2007-05-01 Jan Hubicka <jh@suse.cz>
9160 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
9163 2007-05-01 Jan Hubicka <jh@suse.cz>
9165 * tree.h (maybe_fold_offset_to_component_ref): Remove.
9166 (maybe_fold_offset_to_reference): Declare.
9167 * fold-const.c (fold_unary): Do not fold
9168 (type *)&A into &A->field_of_type_and_offset_0
9169 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
9170 size is unknown, give up.
9171 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
9173 (maybe_fold_offset_to_reference): New.
9174 (maybe_fold_stmt_indirect): Use it.
9175 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
9176 * gimplify.c (gimplify_conversion): Canonicalize conversions to
9178 (gimplify_expr): Likewise for plus_expr.
9180 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
9182 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
9183 bsi_after_labels. Always insert statements before bsi.
9184 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9185 * predict.c (apply_return_prediction): Check for empty blocks.
9186 * cfgexpand.c (lab_rtx_for_bb): New variable.
9187 (label_rtx_for_bb): Do not create new tree labels.
9188 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
9189 (tree_expand_cfg): Initialize lab_rtx_for_bb.
9190 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
9192 (label_for_bb): Add field used.
9193 (update_eh_label, main_block_label): Mark the label used.
9194 (cleanup_dead_labels): Remove unused labels.
9196 2007-05-01 Richard Guenther <rguenther@suse.de>
9198 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
9199 if it is not about to be set.
9200 (get_value_range): Do not pre-allocate equiv bitmap.
9201 (update_value_range): No need to clear equiv field.
9202 (add_equivalence): Change prototype to get bitmap pointer.
9203 Allocate bitmap here if it is not already.
9204 (extract_range_from_assert): Do not allocate bitmap here.
9205 Update callers to add_equivalence.
9206 (extract_range_from_ssa_name): Likewise.
9207 (get_vr_for_comparison): New static helper.
9208 (compare_name_with_value): Handle NULL equiv bitmap by
9209 peeling the first iteration of the comparison loop.
9210 Use get_vr_for_comparison.
9211 (compare_names): Handle NULL equiv bitmaps by using fake
9212 ones. Use get_vr_for_comparison.
9214 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
9216 * double-int.c (mpz_set_double_int): Moved from
9217 tree-ssa-loop-niter.c.
9218 (mpz_get_double_int): Likewise; also, add option to wrap
9219 out-of-range integers.
9220 * double-int.h: New prototypes for above.
9221 * tree.c (get_static_type_bounds): Moved from
9222 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
9223 TYPE_MAX_VALUE if they exist..
9224 * tree.h: New prototype for above.
9225 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
9226 get_type_bounds calls.
9227 (mpz_set_double_int): Move to double-int.c.
9228 (get_type_bounds): Move to tree.c, rename to
9229 get_static_type_bounds.
9230 (mpz_to_double_int): Move to double-int.c, rename to
9233 2007-04-30 Bob Wilson <bob.wilson@acm.org>
9235 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
9236 DIV0 exception can fall through to a normal return.
9238 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
9242 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9243 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9244 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9245 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9246 initialize align to silence bogus warning.
9247 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9248 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9250 (struct sra_walk_fns): Remove use_all parameter from use.
9251 (sra_hash_tree): Handle BIT_FIELD_REFs.
9252 (sra_elt_hash): Don't hash bitfld blocks.
9253 (sra_elt_eq): Skip them in parent compares as well. Handle
9255 (sra_walk_expr): Don't maintain or pass down use_all_p.
9256 (scan_use): Remove use_all parameter.
9257 (scalarize_use): Likewise. Re-expand assignment to
9258 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9259 output, and re-scalarize after output. Don't mark anything
9261 (scalarize_ldst): Adjust.
9262 (scalarize_walk_gimple_modify_statement): Likewise.
9263 (build_element_name_1): Handle BIT_FIELD_REFs.
9264 (instantiate_element): Don't warn for any element whose parent
9266 (instantiate_missing_elements_1): Return the sra_elt.
9267 (canon_type_for_field): New.
9268 (try_instantiate_multiple_fields): New.
9269 (instantiate_missing_elemnts): Use them.
9270 (mark_no_warning): Removed.
9271 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9272 (REPLDUP, sra_build_elt_assignment): New.
9273 (generate_copy_inout): Use them.
9274 (generate_element_copy): Likewise. Handle bitfld differences.
9275 (generate_element_zero): Don't recurse for blocks. Use
9276 sra_build_elt_assignment.
9277 (generate_one_element_int): Take elt instead of var. Use
9278 sra_build_elt_assignment.
9279 (generate_element_init_1): Adjust.
9280 (scalarize_use, scalarize_copy): Use REPLDUP.
9281 (scalarize_ldst): Move assert before dereference.
9282 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9284 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9287 * tree.c (reconstruct_complex_type): Reconstruct a reference
9289 Also use the same mode for the pointer as the old pointer type.
9291 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9293 * doc/trouble.texi (Interoperation): Remove note about Ultrix
9296 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
9298 PR rtl-optimization/31676
9299 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
9300 (df_refs_record): Call it.
9302 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9304 * rtl.def (SS_ABS): New code.
9305 * config/bfin/bfin.c (print_operand): New modifier 'v'.
9306 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
9307 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
9308 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
9309 (bfin_init_builtins): Define them.
9310 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
9311 (bfin_expand_builtin): ... and handle the others here.
9312 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
9313 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
9314 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
9315 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
9316 operand is only HImode.
9318 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
9320 * regclass.c (scan_one_insn): Remove splitting of
9323 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
9324 Nigel Stephens <nigel@mips.com>
9326 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
9328 2007-04-28 Jan Hubicka <jh@suse.cz>
9330 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
9331 insn_locators_alloc instead of insn_locators_initialize;
9332 call reset_block_changes.
9333 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9334 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
9335 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
9336 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9337 * config/score/score.c (th_output_mi_thunk): Likewise.
9338 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9339 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
9340 tolerate uninitialized locator info.
9343 * function.c (init_function_start): Don't init line number info.
9344 (expand_function_end): Update.
9345 (reset_block_changes, record_block_change, finalize_block_changes,
9346 check_block_change, free_block_changes): Kill.
9347 * function.h (reset_block_changes, record_block_change,
9348 finalize_block_changes, check_block_change, free_block_changes):
9350 (struct function): Remove ib_boundaries_block.
9351 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9352 Use curr_insn_locator to initialize locator.
9353 (emit_line_note): Remove.
9354 * cfgexpand.c (expand_gimple_cond_expr): Update.
9355 (construct_exit_block): Likewise.
9356 (tree_expand_cfg): Initialize/finalize locators.
9357 * expr.c (expand_expr_real): Update.
9358 * cfglayout.c (line_locators_locs, line_locators_lines,
9359 file_locators_locs, file_locators_files): Remove.
9360 (set_block_levels): Move to cfgexpand.c.
9361 (insn_locators_initialize): Remove.
9362 (pass_insn_locators_initialize): Remove.
9363 (locations_locators_locs, locations_locators_vals): New static vars.
9364 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9366 (insn_locators_alloc, insn_locators_finalize,
9367 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9369 (locator_location): New.
9370 (locator_line, locator_file): Rewrite.
9371 * rtl.h (emit_line_note): Kill.
9372 (insn_locators_alloc, insn_locators_finalize,
9373 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9375 * tree-inline.c (initialize_cfun): Do not initialize
9376 ib_boundaries_block.
9377 * passes.c (pass_insn_locators_initialize): Remove.
9379 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
9381 * tree-cfg.c (move_block_to_fn): Release bb from dominance
9382 info. Update last_basic_block correctly.
9384 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
9387 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
9388 register itself to hold the offset constant. Tell flow the use
9389 of r4 and r5 when they are used.
9391 2007-04-27 Richard Guenther <rguenther@suse.de>
9393 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
9394 if we simplified anything.
9395 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
9396 warnings until we did a simplification and the stmt was not
9397 marked as TREE_NO_WARNING.
9399 2007-04-27 Mike Stump <mrs@apple.com>
9401 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
9403 2007-04-27 Ian Lance Taylor <iant@google.com>
9406 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
9407 TYPE_MAX_VALUE exist, convert them to the new type.
9409 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9411 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
9412 if it claims to be available.
9413 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
9415 (perform_tree_ssa_dce): Always free postdominators.
9417 2007-04-27 Richard Henderson <rth@redhat.com>
9419 * config/alpha/predicates.md (aligned_memory_operand): Mark
9420 as define_special_predicate.
9421 (unaligned_memory_operand, normal_memory_operand): Likewise.
9422 (reg_or_unaligned_mem_operand): Remove.
9423 (any_memory_operand): Match the documentation and check for
9424 non-renumbered pseudos during reload.
9425 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
9426 alpha_secondary_reload_class, update to new interface, make static.
9427 Handle CQImode like HImode. Remove FP subreg check.
9428 (alpha_expand_mov): Use replace_equiv_address.
9429 (alpha_expand_mov_nobwx): Use any_memory_operand.
9430 (TARGET_SECONDARY_RELOAD): New.
9431 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
9432 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9433 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
9434 * config/alpha/alpha.md: ... here.
9435 (RELOAD12, reloadmode): New.
9437 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
9438 Don't handle the aligned case here.
9439 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
9440 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
9441 reload_inhi_help. Don't expect a scratch register.
9442 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
9444 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
9446 2007-04-27 Richard Guenther <rguenther@suse.de>
9448 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
9450 2007-04-27 Richard Guenther <rguenther@suse.de>
9452 PR tree-optimization/30965
9453 PR tree-optimization/30978
9454 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
9455 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
9456 (find_equivalent_equality_comparison): Likewise.
9457 (simplify_cond): Likewise.
9458 (get_prop_source_stmt): New helper.
9459 (get_prop_dest_stmt): Likewise.
9460 (can_propagate_from): Likewise.
9461 (remove_prop_source_from_use): Likewise.
9462 (combine_cond_expr_cond): Likewise.
9463 (forward_propagate_comparison): New function.
9464 (forward_propagate_into_cond): Rewrite to use fold for
9466 (tree_ssa_forward_propagate_single_use_vars): Call
9467 forward_propagate_comparison to propagate comparisons.
9469 2007-04-27 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/31715
9472 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
9473 sure to do computation on the offset in an appropriate
9476 2007-04-27 Richard Sandiford <richard@codesourcery.com>
9478 * reload.h (elimination_target_reg_p): Declare.
9479 * reload.c (find_reloads): Don't apply the reg_rtx move
9480 optimization if the SET_DEST satisfies elimination_target_reg_p.
9481 * reload1.c (elimination_target_reg_p): New function.
9482 (gen_reload): In the move/add2 fallback, make sure that op0
9483 does not overlap the destination register.
9485 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9487 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
9488 transform only GIMPLE_MODIFY_STMTs.
9489 * tree-complex.c (expand_complex_operations_1): Ditto.
9490 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
9491 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
9492 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
9494 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9495 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
9496 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
9497 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
9498 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
9499 slpeel_add_loop_guard): Ditto.
9500 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9501 * lambda-code.c (perfect_nestify): Ditto.
9502 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
9503 before the first statement.
9504 * tree-optimize.c (execute_free_datastructures): Fix comments.
9505 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
9506 * tree-flow.h (disband_implicit_edges): Declaration removed.
9507 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9509 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9510 COND_EXPRs without gotos.
9511 (disband_implicit_edges, has_label_p): Removed.
9512 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9513 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9515 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9517 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9518 also for COND_EXPRs.
9519 * cfgexpand.c (label_rtx_for_bb): New function.
9520 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9521 Use label_rtx_for_bb to find the labels.
9522 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9523 last block. Detect fallthru edges.
9525 2007-04-26 Ian Lance Taylor <iant@google.com>
9528 * reload.c (find_reloads_subreg_address): If the address was valid
9529 in the original mode but not in the new mode, reload the whole
9532 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9534 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9535 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9536 (cleanup_control_expr_graph): Do not invalidate dominance info.
9537 Record altered blocks.
9538 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9539 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9540 cleanup_tree_cfg_bb): New functions.
9541 (remove_forwarder_block): Do not maintain the worklist of blocks.
9542 Record altered blocks.
9543 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9545 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9546 delete_unreachable_blocks if dominators are not available.
9547 * tree-inline.c (optimize_inline_calls): Free dominance information
9549 * tree-flow.h (remove_edge_and_dominated_blocks,
9550 cfgcleanup_altered_bbs): Altered.
9551 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9553 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9555 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9556 do not invalidate dominators.
9558 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9560 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9561 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9562 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9563 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9565 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9567 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9569 2007-04-26 Richard Guenther <rguenther@suse.de>
9571 PR tree-optimization/31703
9572 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9573 the right type for the target of the bittest.
9575 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9577 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9578 ix86_sol10_return_in_memory.
9580 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9582 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9585 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9588 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9590 PR tree-optimization/30558
9591 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9592 clear this_state.prev_try.
9594 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9595 Mark Mitchell <mark@codesourcery.com>
9597 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9598 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9599 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9601 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9604 * doc/invoke.texi (%:print-asm-header): Document.
9605 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9607 (static_spec_functions): Add print-asm-header.
9608 (main): Print a banner before the --target-help linker options.
9609 (print_asm_header_spec_function): New function.
9611 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9614 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9615 (movsf_ie): Likewise.
9617 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9619 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9621 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9623 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9624 exception for divide-by-zero.
9625 (__umodsi3, __modsi3): Likewise.
9627 2007-04-25 Dirk Mueller <dmueller@suse.de>
9629 * c-typeck.c (build_compound_expr): Annotate warning()
9630 call with OPT_Wunused_value.
9631 * tree-ssa.c (warn_uninit): Annotate warning with
9633 * c-common.c (handle_sentinel_attribute): Annotate warning
9634 call with OPT_Wattributes.
9636 2007-04-25 Thiemo Seufer <ths@mips.com>
9638 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9640 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9641 on to the assembler. Improve handling of -mno-mips16. Add handling
9642 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9643 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9644 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9645 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9647 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9650 * config/i386/winnt.c (i386_pe_file_end): Strip only
9651 USER_LABEL_PREFIX when writing export name.
9653 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9655 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9656 sh/elf.h, vx-common.h and vxworks.h.
9657 * config/sh/sh.h: Include config/vxworks-dummy.h.
9658 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9659 (OVERRIDE_OPTIONS): Use it.
9660 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9661 (vxworks_picreg): New pattern.
9662 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9663 VXWORKS_OS_CPP_BUILTINS.
9664 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9665 to their VXWORKS_* equivalents.
9666 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9667 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9668 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9669 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9670 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9671 -mrtp/-fPIC multilibs.
9672 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9673 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9674 (MULTILIB_OSDIRNAMES): Delete.
9676 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9679 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9681 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9683 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9684 rounding mode to be specified by the caller.
9685 (real_to_mpfr) Likewise.
9686 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9687 include new arguments.
9688 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9690 2007-04-24 Ian Lance Taylor <iant@google.com>
9692 PR tree-optimization/31605
9693 * tree-vrp.c (set_value_range): Check that min and max are not
9694 both overflow infinities.
9695 (set_value_range_to_value): New static function.
9696 (extract_range_from_binary_expr): Call set_value_range_to_value.
9697 (extract_range_from_cond_expr): Likewise.
9698 (extract_range_from_expr): Likewise.
9699 (extract_range_from_unary_expr): Likewise. Don't create a range
9700 which overflows on both sides.
9701 (vrp_meet): Check for a useless range.
9702 (vrp_visit_phi_node): If we see a constant which looks like an
9703 overflow infinity, turn off the TREE_OVERFLOW flag.
9705 2007-04-24 Ian Lance Taylor <iant@google.com>
9707 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9709 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9712 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9713 diagnostic message is being built.
9714 * tree-pretty-print.c (dump_generic_node): Only write the
9715 formatted text into BUFFER's stream if we are not building a
9717 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9719 * Makefile.in (toplev.o): Depend on tree-pass.h.
9721 2007-04-24 Ian Lance Taylor <iant@google.com>
9723 PR tree-optimization/31602
9724 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9725 conditionals in the copied loop header.
9726 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9727 warnings if TREE_NO_WARNING is set.
9728 * doc/invoke.texi (Warning Options): Clarify that
9729 -Wstrict-overflow does not warn about loops.
9731 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9733 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9734 expand on the comment about _Decimal128 arguments and check the
9735 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9736 that _Decimal128 argument uses even/odd register pair.
9737 (function_arg): Ditto.
9739 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9741 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9742 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9744 2007-04-24 Richard Guenther <rguenther@suse.de>
9745 Olga Golovanevsky <olga@il.ibm.com>
9747 * fold-const.c (multiple_of_p): Check for bottom
9750 2007-04-24 Richard Henderson <rth@redhat.com>
9752 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9753 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9754 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9755 looking for non-zero bits shifted out. Avoid a recursive call
9756 when constructing the scalar.
9757 (__floatundisf): Likewise.
9759 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9761 * dwarf2out.c (field_byte_offset): Move the existing logic
9762 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9763 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9765 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9768 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9769 length argument of 0 for memset.
9770 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9771 unsigned shift instead of the signed variant.
9773 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9775 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9776 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9777 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9778 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9779 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9780 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9781 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9782 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9783 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9784 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9785 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9786 "mul<mode>3", "div<mode>3"): Insn definitions added.
9787 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9788 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9789 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9790 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9791 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9792 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9793 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9794 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9795 TARGET_FLOAT_FORMAT): Macro definitions removed.
9796 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9797 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9798 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9799 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9800 (s390_gen_rtx_const_DI): Function removed.
9801 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9803 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9805 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9806 over an external ffs function.
9808 2007-04-24 Chao-ying Fu <fu@mips.com>
9809 Richard Sandiford <richard@nildram.co.uk>
9811 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9812 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9813 (smadd_widen_optab, umadd_widen_optab): Define.
9814 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9816 * genopinit.c (optabs): Fill in smadd_widen_optab and
9818 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9819 and umadd_widen_optab to implement multiply-add sequences.
9820 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9821 (<u>maddsidi4): ...this. Extend condition to include
9822 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9823 of operand 0 to "ka" and use the three-operand form of madd<u>
9825 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9827 * config/mips/constraints.md (ka): New register constraint.
9829 2007-04-24 Jan Hubicka <j@suse.cz>
9833 2007-04-23 Jan Hubicka <jh@suse.cz>
9834 * function.c (init_function_start): Don't init line number info.
9835 (expand_function_end): Update.
9836 (reset_block_changes, record_block_change, finalize_block_changes,
9837 check_block_change, free_block_changes): Kill.
9838 * function.h (reset_block_changes, record_block_change,
9839 finalize_block_changes, check_block_change, free_block_changes):
9841 (struct function): Remove ib_boundaries_block.
9842 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9843 Use curr_insn_locator to initialize locator.
9844 (emit_line_note): Remove.
9845 * cfgexpand.c (expand_gimple_cond_expr): Update.
9846 (construct_exit_block): Likewise.
9847 (tree_expand_cfg): Initialize/finalize locators.
9848 * expr.c (expand_expr_real): Update.
9849 * cfglayout.c (line_locators_locs, line_locators_lines,
9850 file_locators_locs, file_locators_files): Remove.
9851 (set_block_levels): Move to cfgexpand.c.
9852 (insn_locators_initialize): Remove.
9853 (pass_insn_locators_initialize): Remove.
9854 (locations_locators_locs, locations_locators_vals): New static vars.
9855 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9857 (insn_locators_alloc, insn_locators_finalize,
9858 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9860 (locator_location): New.
9861 (locator_line, locator_file): Rewrite.
9862 * rtl.h (emit_line_note): Kill.
9863 (insn_locators_alloc, insn_locators_finalize,
9864 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9866 * tree-inline.c (initialize_cfun): Do not initialize
9867 ib_boundaries_block.
9868 * passes.c (pass_insn_locators_initialize): Remove.
9870 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9872 * doc/invoke.texi: Removed leading '-' from option index entries.
9874 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9876 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9878 (create_phi_node): Use set_phi_nodes.
9879 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9880 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9881 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9882 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9883 (bsi_start, bsi_last): Use bb_stmt_list.
9884 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9885 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9886 Traverse the statements using tsi iterator.
9887 * basic-block.h (struct basic_block_def): Fields stmt_list
9888 and phi_nodes moved to ...
9889 (struct tree_bb_info): ... new structure.
9890 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9891 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9892 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9893 (tree_verify_flow_info): Verify that il.tree is not set for
9894 entry and exit block.
9895 (tree_split_block): Use set_bb_stmt_list.
9897 2007-04-23 Mike Stump <mrs@apple.com>
9899 * config/i386/i386.c (ix86_tune_features
9900 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9903 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9905 * config/i386/i386.md (prefix_extra): New attribute.
9906 (length): Add prefix_extra.
9908 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9909 (sse2_movntv2di): Likewise.
9910 (sse2_cvtps2dq): Likewise.
9911 (sse2_cvtpd2pi): Likewise.
9912 (sse2_cvttpd2pi): Likewise.
9913 (*sse2_cvtpd2ps): Likewise.
9914 (*add<mode>3): Likewise.
9915 (sse2_ssadd<mode>3): Likewise.
9916 (sse2_usadd<mode>3): Likewise.
9917 (*sub<mode>3): Likewise.
9918 (sse2_sssub<mode>3): Likewise.
9919 (sse2_ussub<mode>3): Likewise.
9920 (*mulv8hi3): Likewise.
9921 (*smulv8hi3_highpart): Likewise.
9922 (*umulv8hi3_highpart): Likewise.
9923 (sse2_umulv2siv2di3): Likewise.
9924 (sse2_pmaddwd): Likewise.
9925 (ashr<mode>3): Likewise.
9926 (lshr<mode>3): Likewise.
9927 (ashl<mode>3): Likewise.
9928 (sse2_ashlti3): Likewise.
9929 (sse2_lshrti3): Likewise.
9930 (*umaxv16qi3): Likewise.
9931 (*smaxv8hi3): Likewise.
9932 (*uminv16qi3): Likewise.
9933 (*sminv8hi3): Likewise.
9934 (sse2_eq<mode>3): Likewise.
9935 (sse2_gt<mode>3): Likewise.
9936 (*and<mode>3): Likewise.
9937 (sse2_nand<mode>3): Likewise.
9938 (*ior<mode>3): Likewise.
9939 (*xor<mode>3): Likewise.
9940 (sse2_packsswb): Likewise.
9941 (sse2_packssdw): Likewise.
9942 (sse2_packuswb): Likewise.
9943 (sse2_punpckhbw): Likewise.
9944 (sse2_punpcklbw): Likewise.
9945 (sse2_punpckhwd): Likewise.
9946 (sse2_punpcklwd): Likewise.
9947 (sse2_punpckhdq): Likewise.
9948 (sse2_punpckldq): Likewise.
9949 (sse2_punpckhqdq): Likewise.
9950 (sse2_punpcklqdq): Likewise.
9951 (*sse2_pinsrw): Likewise.
9952 (*sse2_pextrw): Likewise.
9953 (sse2_pshufd_1): Likewise.
9954 (sse2_uavgv16qi3): Likewise.
9955 (sse2_uavgv8hi3): Likewise.
9956 (sse2_psadbw): Likewise.
9957 (sse2_pmovmskb): Likewise.
9958 (*sse2_maskmovdqu): Likewise.
9959 (*sse2_maskmovdqu_rex64): Likewise.
9960 (sse4a_extrqi): Likewise.
9961 (sse4a_extrq): Likewise.
9962 (sse3_lddqu): Set prefix_rep.
9963 (sse3_addsubv4sf3): Likewise.
9964 (sse3_haddv4sf3): Likewise.
9965 (sse3_hsubv4sf3): Likewise.
9966 (sse_cvtss2si): Likewise.
9967 (sse_cvtss2si_2): Likewise.
9968 (sse_cvtss2siq): Likewise.
9969 (sse_cvtss2siq_2): Likewise.
9970 (sse_cvttss2si): Likewise.
9971 (sse_cvttss2siq): Likewise.
9972 (sse2_cvttps2dq): Likewise.
9973 (sse3_movshdup): Likewise.
9974 (sse3_movsldup): Likewise.
9975 (sse2_cvtsd2si): Likewise.
9976 (sse2_cvtsd2si_2): Likewise.
9977 (sse2_cvtsd2siq): Likewise.
9978 (sse2_cvtsd2siq_2): Likewise.
9979 (sse2_cvttsd2si): Likewise.
9980 (sse2_cvttsd2siq): Likewise.
9981 (*sse2_cvtpd2dq): Likewise.
9982 (*sse2_cvttpd2dq): Likewise.
9983 (sse2_pshuflw_1): Likewise.
9984 (sse2_pshufhw_1): Likewise.
9985 (sse4a_insertqi): Likewise.
9986 (sse4a_insertq): Likewise.
9987 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9988 (ssse3_phadddv4si3): Likewise.
9989 (ssse3_phaddswv8hi3): Likewise.
9990 (ssse3_phsubwv8hi3): Likewise.
9991 (ssse3_phsubdv4si3): Likewise.
9992 (ssse3_phsubswv8hi3): Likewise.
9993 (ssse3_pmaddubswv8hi3): Likewise.
9994 (ssse3_pmulhrswv8hi3): Likewise.
9995 (ssse3_pshufbv16qi3): Likewise.
9996 (ssse3_psign<mode>3): Likewise.
9997 (ssse3_palignrti): Likewise.
9998 (abs<mode>2): Likewise.
9999 (ssse3_phaddwv4hi3): Set prefix_extra.
10000 (ssse3_phadddv2si3): Likewise.
10001 (ssse3_phaddswv4hi3): Likewise.
10002 (ssse3_phsubwv4hi3): Likewise.
10003 (ssse3_phsubdv2si3): Likewise.
10004 (ssse3_phsubswv4hi3): Likewise.
10005 (ssse3_pmaddubswv4hi3): Likewise.
10006 (ssse3_pmulhrswv4hi3): Likewise.
10007 (ssse3_pshufbv8qi3): Likewise.
10008 (ssse3_psign<mode>3): Likewise.
10009 (ssse3_palignrdi): Likewise.
10010 (abs<mode>2): Likewise.
10011 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10012 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10013 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10015 2007-04-23 Nick Clifton <nickc@redhat.com>
10017 * params.def: Fix formatting of emacs local variables.
10019 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10021 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10022 move if inter-unit move isn't allowed.
10023 Don't split moving the first element of V2DI to DI to inter-unit
10024 move if inter-unit move isn't allowed.
10026 2007-04-23 Richard Guenther <rguenther@suse.de>
10028 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10029 and CDI_POST_DOMINATORS separately.
10031 2007-04-23 Nick Clifton <nickc@redhat.com>
10033 * c.opt (Wformat-contains-nul): Add warning attribute.
10035 2007-04-23 Jan Hubicka <jh@suse.cz>
10037 * function.c (init_function_start): Don't init line number info.
10038 (expand_function_end): Update.
10039 (reset_block_changes, record_block_change, finalize_block_changes,
10040 check_block_change, free_block_changes): Kill.
10041 * function.h (reset_block_changes, record_block_change,
10042 finalize_block_changes, check_block_change, free_block_changes):
10044 (struct function): Remove ib_boundaries_block.
10045 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10046 Use curr_insn_locator to initialize locator.
10047 (emit_line_note): Remove.
10048 * cfgexpand.c (expand_gimple_cond_expr): Update.
10049 (construct_exit_block): Likewise.
10050 (tree_expand_cfg): Initialize/finalize locators.
10051 * expr.c (expand_expr_real): Update.
10052 * cfglayout.c (line_locators_locs, line_locators_lines,
10053 file_locators_locs, file_locators_files): Remove.
10054 (set_block_levels): Move to cfgexpand.c.
10055 (insn_locators_initialize): Remove.
10056 (pass_insn_locators_initialize): Remove.
10057 (locations_locators_locs, locations_locators_vals): New static vars.
10058 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10060 (insn_locators_alloc, insn_locators_finalize,
10061 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10063 (locator_location): New.
10064 (locator_line, locator_file): Rewrite.
10065 * rtl.h (emit_line_note): Kill.
10066 (insn_locators_alloc, insn_locators_finalize,
10067 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10069 * tree-inline.c (initialize_cfun): Do not initialize
10070 ib_boundaries_block.
10071 * passes.c (pass_insn_locators_initialize): Remove.
10073 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10075 PR middle-end/31448
10076 * expr.c (reduce_to_bit_field_precision): Handle
10079 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10081 PR tree-optimization/24659
10082 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10083 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10084 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10085 * genopinit.c (optabs): Rename vec_pack_mod_optab
10086 to vec_pack_trunc_optab.
10087 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10088 early for scalar floating point operands for NOP_EXPR.
10089 (vectorizable_type_promotion): Ditto.
10090 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
10091 vec_pack_trunc_optab.
10092 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
10094 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
10095 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
10096 Rename from VEC_PACK_MOD_EXPR.
10097 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
10098 * expr.c (expand_expr_real_1): Ditto.
10099 * tree-inline.c (estimate_num_insns_1): Ditto.
10100 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10102 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
10103 (vec_unpacks_lo_v4sf): Ditto.
10104 (vec_pack_trunc_v2df): Ditto.
10105 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
10106 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10107 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
10109 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
10111 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10113 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
10114 Rename from VEC_PACK_MOD_EXPR. This expression also represent
10115 packing of floating point operands.
10116 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
10117 represent unpacking of floating point operands.
10118 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
10119 [vec_unpacks_hi]: Ditto.
10120 [vec_unpacks_lo]: Ditto.
10122 2007-04-22 Jan Hubicka <jh@suse.cz>
10124 * final.c (rest_of_handle_final): Call
10125 targetm.asm_out.constructor/targetm.asm_out.destructor
10126 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
10127 proper priority via decl_*_priority_insert.
10128 * c-common.c (c_expand_body): Likewise.
10130 2007-04-22 Richard Guenther <rguenther@suse.de>
10132 PR tree-optimization/29789
10133 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
10134 (rewrite_reciprocal): New helper split out from
10135 determine_invariantness_stmt.
10136 (rewrite_bittest): Likewise.
10137 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
10138 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
10141 2007-04-22 Revital Eres <eres@il.ibm.com>
10143 * loop-unroll.c (var_to_expand): New field to support also
10144 insns of the form x = something + x.
10145 (analyze_insn_to_expand_var): Use it.
10146 (expand_var_during_unrolling): Likewise.
10148 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10150 * predict.c: Include pointer-set.h.
10151 (bb_predictions): New variable.
10152 (tree_predicted_by_p, tree_predict_edge,
10153 remove_predictions_associated_with_edge): Use bb_predictions map
10154 instead of bb->predictions.
10155 (clear_bb_predictions, assert_is_empty): New functions.
10156 (combine_predictions_for_bb): Use bb_predictions map. Call
10157 clear_bb_predictions.
10158 (tree_estimate_probability): Create and free bb_predictions map.
10159 * Makefile.in (predict.o): Add pointer-set.h dependency.
10160 * basic-block.h (struct basic_block_def): Remove predictions
10162 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
10164 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10167 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
10170 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10172 * timevar.c (timevar_print): Change reference of --disable-checking to
10173 --enable-checking=release. Also warn if assert checking is disabled.
10175 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10178 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
10179 decl as addressable if the compound literal was marked as
10181 Mark the decl as a gimple register if it is a complex or
10182 vector decl and does not live in memory.
10184 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10186 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
10187 (GENERIC_NEXT): New function macro.
10188 (PHI_CHAIN): Use phi_node's new chain variable.
10189 (tree_phi_node): Change tree_common to tree_base
10190 and add the chain field.
10191 * tree-phinodes.c (make_phi_node): Don't set
10192 TREE_TYPE on the new node.
10193 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
10194 instead of checking GIMPLE_TUPLE_P in chain_next.
10195 * tree-vect-transform.c
10196 (get_initial_def_for_induction): Look at
10197 PHI_RESULT_TREE for the type of the phi node.
10198 (update_vuses_to_preheader): Use PHI_CHAIN
10199 instead of TREE_CHAIN on the phi node.
10200 * tree-ssa-structalias.c (compute_points_to_sets):
10202 (ipa_pta_execute): Likewise.
10204 2007-04-21 Richard Guenther <rguenther@suse.de>
10206 PR middle-end/31136
10207 * fold-const.c (fold_unary): Call fold_convert_const on the
10210 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
10212 * gcse.c (store_killed_in_insn): Handle PARALLELs.
10213 (store_killed_in_pat): New.
10215 2007-04-20 Richard Henderson <rth@redhat.com>
10218 * config/i386/i386.c (type_has_variadic_args_p): Look for any
10219 TREE_LIST with a void_type_node value, not void_list_node exactly.
10221 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
10223 * doc/standards.texi: Re-arrange into language-specific
10224 subsections. Add a C++ section, documenting which standards we
10227 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10229 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
10230 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
10232 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
10234 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
10235 ecrti.o and crtbegin.o.
10236 (LIB_DEFAULT_SPEC): Include -lc.
10237 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
10239 2007-04-20 Richard Henderson <rth@redhat.com>
10242 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
10243 argument; update all callers.
10244 (get_unaligned_offset): New.
10245 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
10246 get_unaligned_address, just pass on the address directly.
10247 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
10248 the subreg in the helper patterns.
10249 (unaligned_extendqidi_le): Use get_unaligned_offset.
10250 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
10251 (unaligned_extendhidi_be): Likewise.
10252 (unaligned_extendhidi): Tidy.
10253 * config/alpha/alpha-protos.h: Update.
10255 2007-04-20 Richard Henderson <rth@redhat.com>
10257 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
10258 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
10259 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
10260 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10261 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10262 (CPP_SPEC): Don't include %(cpp_subtarget).
10263 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
10264 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10265 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
10267 2007-04-20 Jakub Jelinek <jakub@redhat.com>
10269 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
10270 for __builtin_ia32_cmpordss.
10272 PR tree-optimization/31632
10273 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
10274 and arg1 for optimizations of comparison against min/max values.
10275 Fold arg0 to arg1's type for optimizations of comparison against
10276 min+1 and max-1 values.
10278 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
10280 * reload.c (combine_reloads): When trying to use a dying register,
10281 check whether it's uninitialized and don't use if so.
10283 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
10285 * fold-const.c: Remove prototypes for native_encode_expr and
10286 native_interpret_expr.
10287 (native_encode_expr): Make non-static.
10288 (native_interpret_expr): Likewise.
10289 * tree.h: Add prototypes for the above.
10291 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10293 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
10294 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
10295 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
10296 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
10297 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
10298 Add length attributes.
10300 2007-04-19 Janis Johnson <janis187@us.ibm.com>
10302 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
10305 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
10306 __STDC_WANT_DEC_FP__.
10308 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10310 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
10311 for long double compatibility.
10312 * configure: Regenerate.
10314 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10316 PR rtl-optimization/29841
10317 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
10319 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
10320 that may cause control flow transfer from being moved.
10322 2007-04-18 Jan Hubicka <jh@suse.cz>
10324 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
10327 2007-04-18 Eric Christopher <echristo@apple.com>
10329 * config/rs6000/darwin.md (load_macho_picbase): Use link register
10330 only. Update operands.
10331 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
10332 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
10333 link register to pic register.
10335 2007-04-18 Dirk Mueller <dmueller@suse.de>
10337 PR diagnostic/31227
10338 * tree-vrp.c (search_for_addr_array): New.
10339 (check_array_bounds): Suppress warning about
10340 address taken of array refs if its not de-referenced.
10342 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10344 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
10345 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
10347 * tree-vectorizer.h (NITERS_KNOWN_P): New.
10348 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
10349 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
10351 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
10353 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
10355 (vect_analyze_scalar_cycles): Fix indentation.
10356 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
10357 (vect_mark_relevant): Include phis in relevance analysis.
10359 * tree-vect-transform.c (vect_transform_loop): Add an assert.
10361 2007-04-18 Anatoly Sokolov <aesok@post.ru>
10363 * config/avr/avr.c (ptrreg_to_str): Replace error() with
10364 output_operand_lossage().
10366 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10368 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
10369 the unused code for reduction without adjust-in-epilog to simplify the
10372 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
10374 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
10375 (S390_TDC_NEGATIVE_ZERO): New constant.
10376 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
10377 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
10378 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
10379 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
10380 (S390_TDC_POSITIVE_INFINITY): New constant.
10381 (S390_TDC_NEGATIVE_INFINITY): New constant.
10382 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
10383 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
10384 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
10385 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
10386 (S390_TDC_INFINITY): New constant.
10387 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
10388 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
10389 optimization for UNSPEC_CCZ_TO_INT.
10390 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
10391 ("*ccz_to_int"): New insn.
10392 ("isinf<mode>2"): New insn.
10393 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
10394 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
10395 (UNSPEC_CCZ_TO_INT): New constant.
10397 2007-04-18 Richard Guenther <rguenther@suse.de>
10399 PR tree-optimization/19431
10400 PR tree-optimization/21463
10401 * tree-pass.h (pass_phiprop): Declare.
10402 * passes.c (init_optimization_passes): New phiprop pass.
10403 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
10404 (phivn_valid_p): New helper function.
10405 (phiprop_insert_phi): Likewise.
10406 (propagate_with_phi): Likewise.
10407 (tree_ssa_phiprop): New propagator propagating loads
10408 through phi nodes if profitable.
10410 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10412 * tree-vect-analyze.c (process_use): New function.
10413 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
10414 Check phis in all bbs.
10415 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
10418 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
10420 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
10423 2007-04-17 Anatoly Sokolov <aesok@post.ru>
10426 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
10429 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
10431 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
10433 (sse_vmmulv4sf3): Likewise.
10434 (sse2_vmaddv2df3): Likewise.
10435 (sse2_vmmulv2df3): Likewise.
10437 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
10439 PR rtl-optimization/31360
10440 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
10441 (target_reg_cost): New.
10442 (init_set_costs): Initialize target_reg_cost. Add comments
10443 regarding the rationale of the costs.
10444 (global_cost_for_size): Renamed to...
10445 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
10446 of register pressure.
10447 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
10448 estimate_reg_pressure_cost. Add number of ivs.
10449 (determine_set_costs): Dump target_reg_cost.
10450 * loop-invariant.c (gain_for_invariant): Use
10451 estimate_reg_pressure_cost. Removed n_inv_uses argument.
10452 (best_gain_for_invariant, find_invariants_to_move): Remove
10454 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
10455 (target_reg_cost): Declare.
10456 (global_cost_for_size): Declaration removed.
10457 (estimate_reg_pressure_cost): Declare.
10459 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
10461 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
10462 regnos into even/odd register pairs.
10463 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
10464 TDmode similar to the other floating point modes.
10465 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
10466 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
10468 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
10469 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
10470 (movdd_hardfloat64): Use TARGET_MFPGPR.
10472 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
10474 * reload1.c (delete_output_reload): Don't count output in n_inherited.
10477 2005-01-05 Richard Henderson <rth@redhat.com>
10479 * reload1.c (do_input_reload): Restrict the optimization deleteing
10480 a previous output reload to RELOAD_FOR_INPUT.
10482 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
10484 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
10485 induc_vec_info_type.
10486 (vectorizable_induction): New function declaration.
10487 * tree-vect-transform.c (get_initial_def_for_induction): No need to
10488 check if already vectorized. Find first place in BB where new stmts
10489 can be inserted. Takes only one argument.
10490 (vectorizable_induction): New function.
10491 (vect_transform_stmt): Add case for induc_vec_info_type to call
10492 vectorizable_induction.
10493 (vect_transform_loop): Consider phis for vectorization.
10494 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
10496 (analyze_operations): Call vectorizable_induction when analyzing phis.
10498 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
10499 (vect_mark_relevant): Include phis in relevance analysis.
10500 (vect_mark_stmts_to_be_vectorize): Likewise.
10501 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
10503 2007-04-16 Lawrence Crowl <crowl@google.com>
10505 * doc/invoke.texi (Debugging Options): Add documentation for the
10506 -femit-struct-debug options -femit-struct-debug-baseonly,
10507 -femit-struct-debug-reduced, and
10508 -femit-struct-debug-detailed[=...].
10510 * c-opts.c (c_common_handle_option): Add
10511 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10512 and OPT_femit_struct_debug_detailed_.
10513 * c.opt: Add specifications for
10514 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10515 and -femit-struct-debug-detailed[=...].
10516 * opts.c (set_struct_debug_option): Parse the
10517 -femit-struct-debug-... options.
10518 * opts.c (matches_main_base, main_input_basename,
10519 main_input_baselength, base_of_path, matches_main_base): Add
10520 variables and functions to compare header base name to compilation
10522 * opts.c (should_emit_struct_debug): Add to determine to emit a
10523 structure based on the option.
10524 (dump_struct_debug) Also disabled function to debug this
10526 * opts.c (handle_options): Save the base name of the
10529 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10530 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10531 This hook indicates if a type is generic. Set it by default
10532 to "never generic".
10533 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10534 to determine if a struct type is generic or not.
10535 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10536 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10537 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10538 with live C++ hook.
10540 * flags.h (enum debug_info_usage): Add an enumeration to describe
10541 a program's use of a structure type.
10542 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10543 to indicate the program's usage of the type. Filter structs based
10544 on the -femit-struct-debug-... specification.
10545 (gen_type_die): Split into two routines, gen_type_die and
10546 gen_type_die_with_usage. gen_type_die is now a wrapper
10547 that assumes direct usage.
10548 (gen_type_die_with_usage): Replace calls to gen_type_die
10549 with gen_type_die_with_usage adding the program usage of
10550 the referenced type.
10551 (dwarf2out_imported_module_or_decl): Suppress struct debug
10552 information using should_emit_struct_debug when appropriate.
10554 2007-04-16 Ian Lance Taylor <iant@google.com>
10556 PR tree-optimization/31522
10557 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10558 (vrp_initialize): Allocate vr_phi_edge_counts.
10559 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10560 executable edge. Drop test for all constants.
10561 (vrp_finalize): Free vrp_phi_edge_counts.
10563 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10564 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10566 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10567 predecessors at head rather than tail.
10569 2007-04-16 Matthias Klose <doko@debian.org>
10571 * config/alpha/linux.h (CPP_SPEC): Define.
10572 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10574 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10576 * function.h: Remove sequence_stack extern declaration.
10578 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10580 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10582 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10585 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10587 * config/avr/avr.c (avr_arch_types): Rearranging array.
10588 (enum avr_arch): Add.
10589 (avr_mcu_types): Use avr_arch enumeration constants instead of
10591 * config/avr/avr.h (LINK_SPEC): Simplify.
10593 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10595 * config/m68k/m68k.c (m68k_libcall_value,
10596 m68k_function_value): Use macros for register names more.
10598 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10600 (M68K_REGNAME): Use A6_REG.
10601 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10603 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10605 PR middle-end/28071
10606 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10607 'pending_read_list_length' and 'pending_write_list_length'. Update
10609 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10610 to handle two length counters instead of one. Update all uses.
10611 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10612 two length counters instead of one.
10613 * sched-rgn.c (propagate_deps): Update to handle two length counters
10616 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10619 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10620 copy of source, pass it to ix86_expand_vector_set and return
10623 2007-04-16 David Ung <davidu@mips.com>
10624 Joseph Myers <joseph@codesourcery.com>
10626 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10627 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10628 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10629 Add 74K processor information.
10630 * config/mips/mips.md: Include 74k.md.
10631 (cpu): Add 74kc,74kf,74kx.
10632 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10633 * config/mips/74k.md: New.
10634 * doc/invoke.texi (MIPS Options): Document 74K support.
10636 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10638 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10639 vectorizable_* functions.
10640 * tree-vect-transform.c (vectorizable_call): Add check for
10641 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10642 (vectorizable_store): likewise.
10643 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10645 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10646 (vectorizable_type_promotion, vectorizable_load): Likewise.
10647 (vectorizable_live_operation, vectorizable_condition): Likewise.
10648 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10650 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10652 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10654 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10655 register numbers more.
10656 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10657 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10658 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10659 FUNCTION_VALUE_REGNO_P): Likewise.
10660 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10661 STATIC_CHAIN_REGNUM): Likewise.
10662 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10663 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10664 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10665 * config/m68k/m68k.md (FP_REG): New.
10667 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10669 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10672 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10674 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10675 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10678 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10680 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10683 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10686 * c-decl.c (finish_decl): Grab the type of the decl after the call
10687 to store_init_value.
10689 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10691 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10693 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10696 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10697 dominators, post dominators and cleanup cfg before returning.
10699 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10701 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10702 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10704 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10706 * config.gcc: Recognize fido.
10707 * config/m68k/m68k-devices.def (fidoa): New.
10708 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10710 (FL_FIDOA, TARGET_FIDOA): New.
10711 * config/m68k/m68k.opt (mfidoa): New.
10713 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10715 PR middle-end/31322
10716 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10717 when a personality function is used.
10719 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10721 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10723 2007-04-13 Mike Stump <mrs@apple.com>
10725 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10727 * config/darwin.opt (fapple-kext): Make C++ only.
10728 * config/darwin.c (darwin_override_options): Remove code to ensure
10729 -fapple-kext is given for C++ only.
10731 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10733 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10734 * config/mips/mips.c (override_options): Call
10735 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10737 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10739 * config/i386/i386.opt (msvr3-shlib): Removed.
10741 * doc/invoke.texi: Remove -msvr3-shlib.
10743 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10745 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10746 with "popcnt" instruction.
10748 2007-04-13 Richard Guenther <rguenther@suse.de>
10750 PR tree-optimization/21258
10751 * tree-vrp.c (compare_case_labels): New helper.
10752 (find_switch_asserts): New function.
10753 (find_assert_locations): Call it for SWITCH_EXPRs.
10755 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10757 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10758 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10759 check is now implied in X87_FLOAT_MODE_P.
10760 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10761 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10762 (fix_trunc<mode>_i386_fisttp): Ditto.
10763 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10764 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10765 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10766 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10767 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10768 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10769 (unnamed_splitters): Ditto.
10770 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10771 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10772 FIRST_SSE_REG for local functions when SSE math is enabled or
10773 for functions with sseregparm attribute.
10774 (standard_80387_constant_p): Return -1 if mode is not
10776 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10777 (ix86_expand_compare): Ditto.
10778 (ix86_expand_carry_flag_compare): Ditto.
10779 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10780 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10781 DECIMAL_FLOAT_MODE_P.
10782 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10783 of SCALAR_FLOAT_MODE_P.
10784 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10785 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10786 checks before FLOAT_MODE_P.
10787 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10788 before FLOAT_MODE_P.
10793 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10795 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10796 Charles Wilson <libtool@cwilson.fastmail.fm>
10798 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10799 (libgcc.mvars): Don't depend on them.
10800 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10801 * exec-tool.in: New.
10803 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10805 * doc/invoke.text (--help): Document --help=common.
10807 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10809 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10811 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10813 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10814 * genemit.c (main): Emit #include "integrate.h".
10815 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10816 (LOADGP_RTP): New mips_loadgp_style.
10817 * config/mips/mips.h: Include config/vxworks-dummy.h.
10818 (TARGET_RTP_PIC): New macro.
10819 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10820 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10821 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10822 for TARGET_RTP_PIC.
10823 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10824 -mvxworks-pic when using -mrtp and a PIC option.
10825 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10827 (mips_symbolic_constant_p, mips_symbolic_address_p)
10828 (mips_symbol_insns): Handle SYMBOL_HALF.
10829 (override_options): Warn about -G and -mrtp being used together.
10830 Initialize mips_lo_relocs[SYMBOL_HALF].
10831 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10832 (mips_emit_loadgp): Handle LOADGP_RTP.
10833 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10834 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10835 (tablejump): Handle function-relative case table entries if
10837 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10839 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10841 * config/mips/mips.md (load_call<mode>): Allow any general register.
10843 (sibcall_value_internal, sibcall_value_multiple_internal)
10844 (call_value_internal, call_value_split, call_value_multiple_internal)
10845 (call_value_multiple_split): Remove constraints from operand 0.
10847 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10849 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10850 rather than loadgp_noshared.
10851 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10852 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10854 * config/mips/mips.md (loadgp): Rename to...
10855 (loadgp_newabi): ...this.
10856 (loadgp_noshared): Rename to...
10857 (loadgp_absolute): ...this.
10859 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10861 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10862 false for locally-binding symbols.
10863 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10865 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10867 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10868 (SYMBOL_GOT_PAGE_OFST): ...this.
10869 (SYMBOL_GOT_GLOBAL): Rename to...
10870 (SYMBOL_GOT_DISP): ...this.
10871 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10872 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10873 * config/mips/mips.c (mips_global_symbol_p): New function.
10874 (mips_symbol_binds_local_p): Likewise.
10875 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10876 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10877 mips_global_symbol_p and mips_symbol_binds_local_p.
10878 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10879 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10880 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10881 SYMBOL_GOTOFF_DISP.
10882 (mips_ok_for_lazy_binding_p): New function.
10883 (mips_load_call_address, mips_expand_call): Use it.
10884 (mips_dangerous_for_la25_p): Likewise.
10885 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10886 (*got_disp<mode>): Use got_disp_operand instead of
10887 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10888 SYMBOL_GOTOFF_GLOBAL.
10889 (*got_page<mode>): Use got_page_ofst_operand instead of
10891 * config/mips/predicates.md (const_call_insn_operand): Use
10892 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10893 (global_got_operand): Rename to...
10894 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10896 (local_got_operand): Rename to...
10897 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10898 of SYMBOL_GOT_LOCAL.
10900 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10902 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10903 TARGET_CALL_CLOBBERED_GP.
10904 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10905 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10906 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10907 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10908 of TARGET_ABICALLS && !TARGET_NEWABI.
10909 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10910 * config/mips/mips.c (mips_load_call_address): Check
10911 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10912 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10913 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10914 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10915 TARGET_ABICALLS && TARGET_NEWABI.
10916 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10918 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10919 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10920 TARGET_ABICALLS && TARGET_NEWABI.
10921 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10922 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10923 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10924 whether indirect calls must use $25.
10925 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10927 * config/mips/mips.md (jal_macro): Check flag_pic and
10928 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10929 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10930 instead of TARGET_ABICALLS.
10931 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10932 TARGET_ABICALLS && TARGET_OLDABI.
10933 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10934 (sibcall): In the comment above the define_insn, mention
10935 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10936 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10937 instead of TARGET_ABICALLS.
10939 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10941 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10942 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10943 (MACFLAGS_MATCH_P): New macro.
10944 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10945 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10946 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10947 the other MACFLAG constants.
10948 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10949 (flag_machi): Tighten constraints. Renumber some of the operands.
10950 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10952 (flag_machi_parts_acconly): New pattern.
10953 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10955 (flag_macinit1hi): Tighten constraints.
10956 (flag_mul_macv2hi_parts_acconly): New pattern.
10958 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10959 Use a more efficient implementation.
10960 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10961 inline sequences when not optimizing for size.
10963 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10964 movhi_high2low): Delete, merge functionality into...
10965 (packv2hi): ... this pattern.
10967 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10968 * config/bfin/bfin.opt (msim): New option.
10969 (mcpu=): New option.
10970 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10971 (bfin_cpu_t): Typedef of enum bfin_cpu.
10972 (bfin_cpu_type): New declaration.
10973 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10974 -msim and -mcpu= options.
10975 (LIB_SPEC): Likewise.
10976 * config/bfin/bfin.c (bfin_cpu_type): Define.
10977 (bfin_handle_option): Handle -mcpu= option.
10978 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10979 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10980 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10982 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10984 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10985 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10986 (powerpc-wrs-vxworksae): Use ${tm_file}.
10987 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10988 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10989 * config/i386/vx-common.h: New file.
10991 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10993 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10996 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10998 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11001 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11005 * c-common.c (c_build_qualified_type): Set canonical type
11008 2007-04-12 Richard Guenther <rguenther@suse.de>
11010 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11011 lower bound and element size if lower bound is not zero
11012 or either of the ARRAY_REF operands is set.
11014 2007-04-12 Richard Guenther <rguenther@suse.de>
11016 PR tree-optimization/24689
11017 PR tree-optimization/31307
11018 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11020 * gimplify.c (canonicalize_addr_expr): To be consistent with
11021 gimplify_compound_lval only set operands two and three of
11022 ARRAY_REFs if they are not gimple_min_invariant. This makes
11023 it never at this place.
11024 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11026 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11028 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11029 null before emitting a .nsubspa directive.
11031 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11033 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11034 need_to_partition_p if there are no memory statements in the
11037 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11039 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11040 (gcd_of_steps_may_divide_p): New function.
11041 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11043 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11045 * reload.c (find_reloads_toplev, find_reloads_address,
11046 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11047 not a pointer equality test, to decide if we need to call
11048 push_reg_equiv_alt_mem.
11050 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11052 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11053 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11055 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11057 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11059 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11060 vector to be positive.
11062 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11066 * doc/invoke.texi: Document --params max-aliased-vops and
11068 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11069 debug_memory_partitions): Move to tree-flow.h
11070 * params.h (AVG_ALIASED_VOPS): Define.
11071 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11073 (mp_info_t): Likewise.
11074 (get_mem_sym_stats_for): New.
11075 (set_memory_partition): Move from tree-flow-inline.h.
11076 (mark_non_addressable): Only clear the set of symbols for the
11077 partition if it exists.
11078 (dump_memory_partitions): Move from tree-ssa-operands.c
11079 (debug_memory_partitions): Likewise.
11080 (need_to_partition_p): New.
11081 (dump_mem_ref_stats): New.
11082 (debug_mem_ref_stats): New.
11083 (dump_mem_sym_stats): New.
11084 (debug_mem_sym_stats): New.
11085 (update_mem_sym_stats_from_stmt): New.
11086 (compare_mp_info_entries): New.
11087 (mp_info_cmp): Call it.
11088 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11090 (get_mpt_for): Move from tree-ssa-operands.c.
11091 (find_partition_for): New.
11092 (create_partition_for): Remove.
11093 (estimate_vop_reduction): New.
11094 (update_reference_counts): New.
11095 (build_mp_info): New.
11096 (compute_memory_partitions): Refactor.
11097 Document new heuristic.
11098 Call build_mp_info, update_reference_counts,
11099 find_partition_for and estimate_vop_reduction.
11100 (compute_may_aliases): Populate virtual operands before
11101 calling debugging dumps.
11102 (delete_mem_sym_stats): New.
11103 (delete_mem_ref_stats): New.
11104 (init_mem_ref_stats): New.
11105 (init_alias_info): Call it.
11106 (maybe_create_global_var): Remove alias_info argument.
11107 Get number of call sites and number of pure/const call sites
11108 from gimple_mem_ref_stats().
11109 (dump_alias_info): Call dump_memory_partitions first.
11110 (dump_points_to_info_for): Show how many times a pointer has
11112 * opts.c (decode_options): For -O2 set --param
11113 max-aliased-vops to 500.
11114 For -O3 set --param max-aliased-vops to 1000 and --param
11115 avg-aliased-vops to 3.
11116 * fortran/options.c (gfc_init_options): Remove assignment to
11118 * tree-flow-inline.h (gimple_mem_ref_stats): New.
11119 * tree-dfa.c (dump_variable): Dump memory reference
11121 Dump NO_ALIAS* settings.
11122 (referenced_var_lookup): Tidy.
11123 (mem_sym_stats): New.
11124 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
11125 and ORIG are different SSA names for a memory partition.
11126 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
11127 * tree-flow.h (struct mem_sym_stats_d): Define.
11128 (mem_sym_stats_t): Define.
11129 (struct mem_ref_stats_d): Define.
11130 (struct gimple_df): Add field mem_ref_stats.
11131 (enum noalias_state): Define.
11132 (struct var_ann_d): Add bitfield noalias_state.
11133 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
11134 debug_mem_ref_stats, debug_memory_partitions,
11135 debug_mem_sym_stats): Declare.
11136 * tree-ssa-structalias.c (update_alias_info): Update call
11137 sites, pure/const call sites and asm sites in structure
11138 returned by gimple_mem_ref_stats.
11139 Remove local variable IS_POTENTIAL_DEREF.
11140 Increase NUM_DEREFS if the memory expression is a potential
11142 Call update_mem_sym_stats_from_stmt.
11143 If the memory references memory, call
11144 update_mem_sym_stats_from_stmt for all the direct memory
11145 symbol references found.
11146 (intra_create_variable_infos): Set noalias_state field for
11147 pointer arguments according to the value of
11148 flag_argument_noalias.
11149 * tree-ssa-structalias.h (struct alias_info): Remove fields
11150 num_calls_found and num_pure_const_calls_found.
11151 (update_mem_sym_stats_from_stmt): Declare.
11152 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
11153 Set default value to 100.
11154 (PARAM_AVG_ALIASED_VOPS): Define.
11156 2007-04-11 Richard Guenther <rguenther@suse.de>
11158 PR middle-end/31530
11159 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11160 a * -b + c as c - a * b if we honor sign dependent rounding.
11162 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11164 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
11165 bfin_expand_strmov.
11166 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
11167 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
11169 (initialize_trampoline): Don't use old-style function definition.
11170 (bfin_secondary_reload): Mark IN_P argument as unused.
11172 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
11174 PR tree-optimization/31343
11175 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
11176 (build_polynomial_chrec): Return a scalar when the evolution is zero.
11177 * testsuite/gcc.dg/vect/pr31343.c: New.
11179 2007-04-10 Eric Christopher <echristo@apple.com>
11181 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
11182 * config/i386/i386.md (*cmpfp0): Use.
11183 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11184 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11185 (fix_trunc<mode>_i386_fisttp): Ditto.
11186 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11187 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11188 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11189 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11190 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11191 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11192 (unnamed_splitters): Ditto.
11193 * config/i386/i386.c (output_fix_trunc): Assert that
11194 we're not being passed a TFmode operand.
11196 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
11198 PR tree-optimization/31526
11199 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
11200 n_basic_blocks to find newly added blocks.
11202 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
11204 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
11206 (fix_trunc<mode>si_sse): Ditto.
11207 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
11208 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
11209 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
11210 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
11211 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
11212 expander using SSEMODEF mode macro.
11213 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
11214 expander using SSEMODEF mode macro.
11215 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
11216 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
11217 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
11218 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
11219 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
11220 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
11221 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
11222 Macroize insn using X87MODEF mode macro.
11224 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
11226 * config/i386/sse.md (sse2_pinsrw): Removed.
11227 (sse2_pextrw): Renamed to ...
11228 (*sse2_pextrw): This.
11230 2007-04-09 Jan Hubicka <jh@suse.cz>
11233 * config/i386/sse.md
11234 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
11235 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
11236 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
11237 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
11239 2007-04-09 Jan Hubicka <jh@suse.cz>
11241 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
11242 multiple fields of union.
11244 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
11246 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
11247 (create_preheaders): Check that loops are available.
11248 (fix_loop_structure): Clean up, improve comments.
11249 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
11250 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
11252 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
11253 * predict.c (tree_estimate_probability): Do not call
11254 calculate_dominance_info. Call create_preheaders.
11255 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
11256 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
11258 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
11259 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
11260 * tree-cfg.c (tree_split_edge): Make an assert more precise.
11261 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
11264 2007-04-08 Jan Hubicka <jh@suse.cz>
11266 * tree.h (maybe_fold_offset_to_component_ref): Declare.
11267 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
11268 * fold-const.c (fold_unary): Use it.
11270 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11272 * varasm.c (assemble_variable): Remove call to
11273 lang_hooks.decls.prepare_assemble_variable.
11274 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
11275 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
11276 * langhooks.h (lang_hooks_for_decls): Remove
11277 prepare_assemble_variable.
11279 2007-04-08 Mike Stump <mrs@apple.com>
11281 * config/i386/i386.c: Use inc/dec on Core2.
11283 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
11285 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
11286 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11287 lhd_tree_inlining_end_inlining): Remove.
11288 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
11289 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
11290 end_inlining hooks.
11291 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
11292 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11293 lhd_tree_inlining_end_inlining): Remove prototypes.
11294 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
11295 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11296 LANG_HOOKS_TREE_INLINING_START_INLINING,
11297 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
11299 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
11302 2007-04-08 Anatoly Sokolov <aesok@post.ru>
11305 * config/avr/predicates.md (io_address_operand): Delete predicate.
11306 (low_io_address_operand): Don't use 'mode' argument.
11307 (higth_io_address_operand): Rename ...
11308 (high_io_address_operand): ... to this. Don't use 'mode' argument.
11309 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
11312 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
11314 Revert change removing staticp.
11316 2007-04-07 Anatoly Sokolov <aesok@post.ru>
11319 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
11322 2007-04-07 Bruce Korb <bkorb@gnu.org>
11324 * c.opt: Add -Wformat-contains-nul.
11325 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
11327 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
11328 the NUL byte warning.
11330 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11332 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
11334 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11336 * tree.c (staticp): No longer use staticp langhook.
11337 * langhooks.c (lhd_staticp): Removed.
11338 * langhooks.h (struct lang_hooks): Remove staticp.
11339 * c-common.c (c_staticp): Remove.
11340 * c-common.h (c_staticp): Ditto.
11341 * langhooks-defs.h (lhd_staticp): Ditto.
11342 (LHD_HOOKS_STATICP): Ditto
11343 * tree.h (gcc_assert_lowered): New macro.
11345 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11347 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
11348 argument "reliable".
11349 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
11350 Add argument "reliable". Propagate it through calls.
11351 (infer_loop_bounds_from_undefined): Derive number of iterations
11352 estimates from references in blocks that do not dominate loop latch.
11353 (gcov_type_to_double_int): New function.
11354 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
11355 and expected_loop_iterations_unbounded.
11356 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
11357 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
11358 * tree-data-ref.c (estimated_loop_iterations): Export.
11359 (get_references_in_stmt): Fix -- do not return addresses of local
11361 * cfgloop.h (expected_loop_iterations_unbounded,
11362 estimated_loop_iterations): Declare.
11364 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11366 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11368 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11370 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
11371 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
11372 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
11373 Use output_387_reg_move().
11374 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
11375 expander using X87MODEF12 mode macro.
11376 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
11377 choosing register preferences. Use output_387_reg_move().
11378 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
11379 instead of "x". Use output_387_reg_move().
11380 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
11381 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
11382 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
11383 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
11384 Use output_387_reg_move().
11385 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
11387 (*truncxf?f_i387 splitter): Ditto.
11389 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11391 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11392 LANG_HOOKS_SAFE_FROM_P.
11393 * expr.c (safe_from_p): Remove langhook call.
11394 * langhooks.h (lang_hooks): Remove safe_from_p.
11395 (lhd_safe_from_p): Remove prototype.
11396 * langhooks.c (lhd_safe_from_p): Remove.
11398 2007-04-06 Jan Hubicka <jh@suse.cz>
11400 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
11403 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11405 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
11406 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
11407 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
11408 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
11410 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
11411 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
11413 2007-04-05 Richard Henderson <rth@redhat.com>
11415 * config/alpha/alpha.c (print_operand) [+]: Remove.
11416 (alpha_end_function): Print nop if call at end of function.
11417 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
11418 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
11419 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
11420 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
11421 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
11422 the call pattern. Update peepholes to match.
11424 2007-04-05 Janis Johnson <janis187@us.ibm.com>
11426 * doc/extend.texi (Other Builtins): Add decimal float variants
11428 * builtins.def: Ditto.
11429 * builtins.c (expand_builtin): Ditto.
11431 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
11432 H.J. Lu <hongjiu.lu@intel.com>
11435 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
11436 of V8HImode when calling ix86_binary_operator_ok.
11437 (sse2_pmaddwd): Call ix86_binary_operator_ok.
11438 (sdot_prodv8hi): Operands 1 and 2 must be register.
11440 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11442 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11443 initialize align to silence bogus warning.
11445 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11447 PR middle-end/22156
11448 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11450 (struct sra_walk_fns): Remove use_all parameter from use.
11451 (sra_hash_tree): Handle BIT_FIELD_REFs.
11452 (sra_elt_hash): Don't hash bitfld blocks.
11453 (sra_elt_eq): Skip them in parent compares as well. Handle
11455 (sra_walk_expr): Don't maintain or pass down use_all_p.
11456 (scan_use): Remove use_all parameter.
11457 (scalarize_use): Likewise. Re-expand assignment to
11458 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11459 output, and re-scalarize after output. Don't mark anything
11461 (scalarize_ldst): Adjust.
11462 (scalarize_walk_gimple_modify_statement): Likewise.
11463 (build_element_name_1): Handle BIT_FIELD_REFs.
11464 (instantiate_element): Don't warn for any element whose parent
11465 is used as a whole.
11466 (instantiate_missing_elements_1): Return the sra_elt.
11467 (canon_type_for_field): New.
11468 (try_instantiate_multiple_fields): New.
11469 (instantiate_missing_elemnts): Use them.
11470 (mark_no_warning): Removed.
11471 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11472 (REPLDUP, sra_build_elt_assignment): New.
11473 (generate_copy_inout): Use them.
11474 (generate_element_copy): Likewise. Handle bitfld differences.
11475 (generate_element_zero): Don't recurse for blocks. Use
11476 sra_build_elt_assignment.
11477 (generate_one_element_int): Take elt instead of var. Use
11478 sra_build_elt_assignment.
11479 (generate_element_init_1): Adjust.
11480 (scalarize_use, scalarize_copy): Use REPLDUP.
11481 (scalarize_ldst): Move assert before dereference.
11482 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11484 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11486 * regmove.c: Fix unused variable warnings due to previous commit.
11488 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11490 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
11491 (regmove_bb_head): Remove.
11492 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
11493 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
11494 problems with fixup_match_1.
11495 Don't initialize/free regmove_bb_head.
11497 (reg_is_remote_constant_p): If an insn is in the same basic block
11498 but not before INSN, consider it remote, too.
11500 2007-04-05 Anatoly Sokolov <aesok@post.ru>
11503 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
11504 DECL_ASSEMBLER_NAME, not the DECL_NAME.
11506 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11508 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11509 (CONDITIONAL_REGISTER_USAGE): Likewise.
11511 2007-04-04 Richard Henderson <rth@redhat.com>
11513 * config/alpha/lib1funcs.asm: Remove unused file.
11515 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11518 * opts.c (print_specific_help): Fix --help=<language>
11520 (common_handle_option): Support --help=common.
11522 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11525 * gcc.c (main): Do not run the linker if
11526 print_subprocess_help indicates that it shouldn't be
11529 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11532 * doc/invoke.texi (--help=): Document <languages> value, fix
11533 formatting in tables of values.
11535 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11537 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11538 dllimport attribute of virtual methods.
11540 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11542 * config/score/crti.asm: Change _bss_start to __bss_start.
11543 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11544 (OUTGOING_REG_PARM_STACK_SPACE) update.
11545 * config/score/score.opt: add options to make backend support
11546 score5, score5u, score7 and score7d.
11547 * config/score/score.md: Likewise.
11548 * config/score/misc.md: Likewise.
11549 * config/score/mac.md: Likewise.
11550 * doc/invoke.texi: Likewise.
11551 * doc/md.texi: update constraints define.
11553 2007-04-03 Richard Henderson <rth@redhat.com>
11555 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11556 an appropriate type, use the mode instead.
11558 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11560 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11561 Set the default --with-arch setting to mips2.
11562 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11563 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11564 (MULTILIB_OSDIRNAMES): Delete.
11565 (MULTILIB_DIRNAMES): Define.
11566 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11567 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11568 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11569 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11570 VXWORKS_OS_CPP_BUILTINS.
11571 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11572 (MIPS_DEBUGGING_INFO): Undefine.
11573 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11575 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11577 PR middle-end/30704
11578 * fold-const.c (native_encode_real): Encode real.c provided longs
11579 as a series of 32-bit native integers.
11580 (native_interpret_real): Interpret buffer as a series of 32-bit
11583 2007-04-03 Richard Guenther <rguenther@suse.de>
11585 * genpreds.c (write_insn_constraint_len): Write function
11586 optimized for CONSTRAINT_LEN implementation.
11587 (write_tm_preds_h): Output insn_constraint_len inline and
11588 use it for CONSTRAINT_LEN.
11589 (write_insn_preds_c): Don't output insn_constraint_len.
11590 * doc/md.texi (define_register_constraint): Document multi-letter
11591 constraints shall have the same length if they start with the same
11594 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11597 * config/i386/i386.md (isinf<mode>2): Expand only when
11598 TARGET_C99_FUNCTIONS is set.
11600 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11602 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11603 (x86_64-*-linux*): Ditto.
11604 * config/i386/i386.opt (mpc): New option.
11605 * config/i386/i386.c (overrride_options): Handle
11606 ix87_precision_string.
11607 * config/i386/crtprec.c: New file.
11608 * config/i386/t-crtpc: Ditto.
11609 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11610 and -mpc80 options.
11611 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11612 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11613 crtprec32.o, crtprec64.o and crtprec80.o.
11615 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11616 and -mpc80 options.
11617 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11619 2007-04-02 Eric Christopher <echristo@apple.com>
11621 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11622 limitations on darwin.
11624 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11627 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11629 2007-04-02 Dave Korn <dave.korn@artimi.com>
11631 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11633 2007-04-02 Dave Korn <dave.korn@artimi.com>
11635 * libgcc2.h (exception_descriptor): Don't forward-declare.
11636 (__get_eh_table_language, __get_eh_table_version): Delete
11637 prototypes of long-dead functions.
11639 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11641 * ebitmap.h: New file
11642 * ebitmap.c: New file
11643 * Makefile.in (ebitmap.o): New target.
11645 2007-04-01 Jan Hubicka <jh@suse.cz>
11647 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11648 before very first instruction.
11650 2007-04-01 Jan Hubicka <jh@suse.cz>
11652 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11653 waring on 64bit hosts.
11654 * bitmap.h: Fix typo in bitmap_head_def.
11656 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11658 PR rtl-optimization/31391
11659 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11660 into a DELETED_LABEL note, and the label is in an empty basic
11661 block, update BB_END as well as BB_HEAD.
11663 2007-04-01 Richard Henderson <rth@redhat.com>
11665 PR tree-optimization/31169
11666 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11667 to varying if the range is outside [0, prec-1].
11669 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11672 * config/mips/mips.md (load_const_gp): New insn.
11673 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11674 the MIPS16 GP pseudo register if no_new_pseudos.
11675 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11677 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11680 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11682 (call_value): Likewise.
11684 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11685 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11688 * doc/invoke.texi: (optimization options): Reword description
11689 of -ffast-math. Document its primary purpose.
11691 2007-03-31 Richard Guenther <rguenther@suse.de>
11693 * omp-low.c (splay-tree.h): Include.
11694 (lookup_decl): Replace splay-tree usage by pointer-map.
11695 (maybe_lookup_decl): Likewise.
11696 (new_omp_context): Likewise.
11697 (delete_omp_context): Likewise.
11698 * gimplify.c (splay-tree.h): Include.
11699 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11701 (remap_ssa_name): Likewise.
11702 (remap_decl): Likewise.
11703 (remap_type_1): Likewise.
11704 (remap_type): Likewise.
11705 (copy_body_r): Likewise.
11706 (expand_call_inline): Likewise.
11707 (clone_body): Likewise.
11708 (copy_tree_r): Likewise.
11709 (remap_save_expr): Likewise.
11710 (unsave_r): Likewise.
11711 (unsave_expr_now): Likewise.
11712 (tree_function_versioning): Likewise.
11713 (build_duplicate_type): Likewise.
11714 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11715 (struct copy_body_data): Replace splay-tree by pointer-map.
11716 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11717 not $(SPLAY_TREE_H).
11718 (gimplify.o): Depend on $(SPLAY_TREE_H).
11719 (omp-low.p): Likewise.
11721 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11723 * config/avr/predicates.md (even_register_operand,
11724 odd_register_operand): New predicates.
11725 * config/avr/avr.md (movw peephole2): New.
11726 (movw_r peephole2): New.
11728 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11730 * tree.h (get_signed_or_unsigned_type): New.
11731 * fold-const.c (operand_equal_for_comparison_p): Use
11732 get_signed_or_unsigned_type instead of
11733 lang_hooks.types.signed_or_unsigned_type.
11734 * expr.c (store_expr): Ditto.
11735 * langhooks.c (get_signed_or_unsigned_type): New.
11736 (lhd_signed_or_unsigned_type): New.
11737 * langhooks.h (lhd_signed_or_unsigned_type): New.
11738 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11740 2007-03-30 Richard Henderson <rth@redhat.com>
11742 * tree-ssa-loop-ivopts.c: Include target.h.
11743 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11744 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11745 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11746 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11748 2007-03-30 Richard Henderson <rth@redhat.com>
11749 Kai Tietz <kai.tietz@onevision.com>
11751 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11752 default for 64-bit.
11753 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11754 (TARGET_64BIT_MS_ABI): New.
11755 (DBX_REGISTER_NUMBER): Handle 64-bit.
11756 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11757 (LONG_TYPE_SIZE): Force to 32.
11758 (REG_PARM_STACK_SPACE): New.
11759 (OUTGOING_REG_PARM_STACK_SPACE): New.
11760 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11761 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11762 (STACK_BOUNDARY): Use 128 for 64-bit.
11763 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11764 Add 64-bit implementation.
11765 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11767 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11768 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11769 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11770 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11771 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11772 TARGET_64BIT_MS_ABI.
11773 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11774 (ix86_pass_by_reference): Likewise.
11775 (ix86_function_value_regno_p): Likewise.
11776 (ix86_build_builtin_va_list): Likewise.
11777 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11778 (function_arg_advance_ms_64): New.
11779 (function_arg_advance): Call it.
11780 (function_arg_ms_64): New.
11781 (function_arg): Call it.
11782 (function_value_ms_64): New.
11783 (ix86_function_value_1): Call it.
11784 (return_in_memory_ms_64): New.
11785 (ix86_return_in_memory): Call it.
11786 (setup_incoming_varargs_ms_64): New.
11787 (ix86_setup_incoming_varargs): Call it.
11788 (ix86_expand_prologue): Handle 64-bit stack probing.
11789 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11790 (output_pic_addr_const): Likewise.
11791 (x86_this_parameter): Likewise.
11792 (x86_output_mi_thunk): Likewise.
11793 (x86_function_profiler): Likewise.
11794 (TARGET_STRICT_ARGUMENT_NAMING): New.
11795 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11796 (TARGET_64BIT_MS_ABI): New.
11797 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11798 * config/i386/i386.md (allocate_stack_worker): Remove.
11799 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11800 describe the clobber of eax without a match_scratch.
11801 (allocate_stack_worker_postreload): Remove.
11802 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11803 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11804 (allocate_stack_worker_rex64_postreload): Remove.
11805 (allocate_stack): Handle 64-bit.
11806 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11807 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11808 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11809 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11810 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11811 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11812 * config.build (x86_64-*-mingw*): New host.
11813 * config.host (x86_64-*-mingw*): New host.
11814 * config.gcc (x86_64-*-mingw*): New target.
11815 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11817 2007-03-30 Richard Henderson <rth@redhat.com>
11818 Kai Tietz <kai.tietz@onevision.com>
11820 * c-pragma.c (struct def_pragma_macro_value): New.
11821 (struct def_pragma_macro): New.
11822 (pushed_macro_table): New.
11823 (dpm_hash, dpm_eq): New.
11824 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11825 (init_pragma): Install them.
11826 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11828 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11830 * config/avr/avr.c (avr_override_options): Clear
11831 'flag_delete_null_pointer_checks'.
11833 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11836 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11837 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11838 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11839 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11840 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11841 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11842 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11844 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11846 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11848 * regmove.c: Move all of pass_stack_adjustments from here...
11849 * combine-stack-adj.c: ...to this new file.
11850 * Makefile.in: Add rules for combine-stack-adj.o.
11852 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11854 PR tree-optimization/31383
11855 * tree-data-ref.c (affine_function_equal_p): Do not require the
11856 vectors to have the same length.
11858 2007-03-30 Jan Hubicka <jh@suse.cz>
11860 PR middle-end/30700
11861 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11862 availablility; add more sanity checking; ask varpool only about
11865 2007-03-29 Richard Henderson <rth@redhat.com>
11867 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11868 to decide, but __SIZEOF_LONG_LONG__.
11870 2007-03-29 Richard Henderson <rth@redhat.com>
11872 * emutls.c (struct __emutls_array): New.
11873 (emutls_destroy): Use it instead of casting element 0 from void*.
11874 (__emutls_get_address): Likewise.
11876 2007-03-29 Richard Henderson <rth@redhat.com>
11878 * varasm.c (initializer_constant_valid_p): Don't deny
11879 DECL_DLLIMPORT_P on functions.
11881 * config/i386/cygming.h: Remove function declarations.
11882 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11883 (ASM_OUTPUT_LABELREF): Remove.
11884 (COMMON_ASM_OP): Remove.
11885 (ASM_OUTPUT_COMMON): Remove.
11886 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11887 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11888 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11889 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11890 Rename from TARGET_ENCODE_SECTION_INFO.
11891 * config/i386/netware.h: Likewise.
11892 * config/i386/i386-protos.h: Update.
11893 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11894 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11895 (legitimate_constant_p): Reject dllimports.
11896 (dllimport_map, get_dllimport_decl): New.
11897 (legitimize_dllimport_symbol): New.
11898 (legitimize_address, ix86_expand_move): Use it.
11899 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11900 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11901 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11902 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11903 * config/i386/predicates.md (constant_call_address_operand): Only
11904 accept symbols; reject dllimport_p symbols.
11905 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11906 i386_pe_maybe_record_exported_symbol.
11907 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11908 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11909 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11910 trust the setting of DECL_DLLIMPORT_P.
11911 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11912 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11913 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11914 tidy the argument scanning loop.
11915 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11916 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11917 (i386_pe_strip_name_encoding): Remove.
11918 (i386_pe_binds_local_p): New.
11919 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11920 (i386_pe_output_labelref): Remove.
11921 (i386_pe_asm_output_aligned_decl_common): New.
11922 (i386_pe_maybe_record_exported_symbol): Rename from
11923 i386_pe_record_exported_symbol; check for dllexported symbols.
11925 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11927 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11928 add comment explaining why vsnprintf cannot be used.
11930 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11932 PR tree-optimization/30666
11933 * tree.c (build_complex_type): When creating type names for DWARF2
11934 debug info, create TYPE_DECLs for TYPE_NAME instead of
11936 (build_common_tree_nodes_2): Use build_complex_type when building
11937 predefined complex types, to preserve canonical types.
11939 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11941 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11942 (noce_get_alt_condition): Look at it to determine whether to
11943 reverse the condition or not.
11944 (noce_get_condition): Substitute the truth for lies.
11945 (noce_find_if_block): Set the then_else_reversed field.
11947 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11949 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11950 destination of this insn.
11951 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11952 than calling gen_rtx_SET directly. Use r0 to hold the value of
11953 'address + 4' rather than a stack based temporary which can be
11954 mis-optimized away.
11956 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11958 * config/s390/s390.c (s390_secondary_input_reload_class,
11959 s390_secondary_output_reload_class): Functions removed.
11960 (s390_secondary_reload): New function.
11961 (TARGET_SECONDARY_RELOAD): Target macro defined.
11962 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11963 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11964 * config/s390/s390.md ("reload_outti", "reload_outdi",
11965 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11966 "reload_out<mode>"): Expanders removed.
11967 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11968 "reload<mode>_nonoffmem_out"): Expanders added.
11970 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11972 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11973 action if SRC->DEST replacement failed anyway.
11975 2007-03-28 Mike Stump <mrs@apple.com>
11977 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11978 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11979 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11981 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11983 * config.gcc: Accept barcelona as a variant of amdfam10.
11984 * config/i386/i386.c (override_options): Likewise.
11985 * doc/invoke.texi: Likewise.
11987 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11989 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11990 offsets for BIT_FIELD_REF and COMPONENT_REF.
11992 2007-03-28 Richard Guenther <rguenther@suse.de>
11994 * tree.c (is_global_var): Move ...
11995 * tree-flow-inline.h (is_global_var): ... here.
11996 * tree.h (is_global_var): Remove declaration.
11998 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12000 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12002 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12003 * config/i386/i386.c (ix86_tune_features): Initialize new
12005 * config/i386/predicates.md (promotable_binary_operator): Use
12006 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12008 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12011 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12013 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12015 * config/fr30/fr30.md (movsi_internal): Change destination
12016 constraint from m to V and add m to the end.
12018 2007-03-28 Christian Bruel <christian.bruel@st.com>
12020 * config/sh/sh.md (movsi_i): Fix type attribute.
12022 2007-03-28 Christian Bruel <christian.bruel@st.com>
12024 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12025 (movsf_ie): Likewise.
12027 2007-03-28 Christian Bruel <christian.bruel@st.com>
12029 * config.gcc: Add sh4-300 to multilib.
12030 * config/sh/t-mlib-sh4-300: New file.
12032 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12034 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12035 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12036 fix_trunc<mode>di2.
12037 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12038 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12039 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12040 "fixuns_trunctddi2"): Whitespace fix.
12042 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12044 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12045 the definition of struct sh_args.
12046 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12047 CALL_COOKIE_INT_REG_GET): Likewise.
12049 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12051 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12052 transformations are applied successfully.
12054 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12056 * tree.c (tree_contains_struct): Permit 512 tree codes.
12057 * tree.h (tree_contains_struct): Ditto.
12058 (MAX_TREE_CODES): Ditto.
12059 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12060 SPARE member to store remaining padding bits.
12062 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12064 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12067 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12069 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12070 * configure: Regenerate.
12072 * configure: Regenerate using the correct version of autoconf.
12074 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12076 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12078 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12079 regs to "__SP_L__" and "__SP_H__".
12081 2007-03-27 Richard Guenther <rguenther@suse.de>
12083 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12084 computations with it with a HOST_WIDE_INT variable.
12086 2007-03-26 Mike Stump <mrs@apple.com>
12088 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12089 objective-c-header, objective-c++-header and objc++-cpp-output
12091 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12093 2007-03-26 Richard Henderson <rth@redhat.com>
12096 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
12097 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
12098 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
12099 IX86_BUILTIN_PSRLQ128): New.
12100 (ix86_init_mmx_sse_builtins): Add them.
12101 (ix86_expand_builtin): Expand them.
12102 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
12103 operand 2 be TImode.
12104 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
12105 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
12106 _mm_srli_epi64): Mark __B const.
12107 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
12108 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
12109 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
12110 new two-vector shift builtins.
12112 2007-03-26 Ian Lance Taylor <iant@google.com>
12114 PR tree-optimization/31345
12115 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
12116 [+INF, +INF(OVF)] into VARYING.
12118 2007-03-26 Zack Weinberg <zackw@panix.com>
12120 * gengtype-parse.c: New file.
12121 * gengtype-yacc.y: Delete.
12122 * gengtype-lex.l: Don't include gengtype-yacc.h.
12123 Define YY_DECL and yyterminate appropriately for recursive
12124 descent parser. yylval is now a string out-parameter to yylex.
12125 (HWS, EOID): New shorthand.
12126 (IWORD): Add a couple more types.
12127 (yylex): Add a setup stanza. Remove the complex rules for
12128 detecting GTY'ed types and typedefs; replace with simple
12129 keyword detectors. Adjust everything for the changed
12130 definition of yylval. Ignore all pp-directives, not just #define.
12132 (parse_file): Rename yybegin; do not call yyparse.
12134 * gengtype.c (xasprintf): Export again.
12135 (this_file): New. Use everywhere __FILE__ was being used.
12136 (get_lang_bitmap): Special case types defined in gengtype.c.
12137 (do_typedef, new_structure): Suppress definition of certain types.
12138 (new_structure): Improve diagnostics of duplicate definitions.
12139 Make sure location_s is associated with input.h.
12140 (nreverse_pairs, define_location_structures): New functions.
12141 (main): Improve tagging of kludge types. Remove old kludges
12142 for input.h types; use define_location_structures.
12143 * gengtype.h: Update prototypes. Define token codes here.
12144 * Makefile.in: Remove all references to gengtype-yacc.
12145 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
12147 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
12148 add GTY((skip)) to the field that's only conditionally there.
12149 * doc/install.texi: Document that Bison is no longer required
12150 unless building treelang.
12152 * gengtype.c: Don't include gtyp-gen.h.
12153 (srcdir): Declare here.
12154 (base_files, lang_dir_names): Allocate dynamically.
12155 (gt_files, num_gt_files, num_lang_dirs): New globals.
12156 (measure_input_list, read_input_line, read_input_list)
12157 (set_lang_bitmap): New functions.
12158 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
12159 simplify, relying on read_input_list to set up the bitmaps.
12160 (main): Arguments are no longer unused. Check for correct number
12161 of command line arguments, set srcdir and srcdir_len, then call
12162 read_input_list, before doing anything else. No need to worry
12163 about duplicates in main loop.
12164 * configure.ac: Simplify the calculation of all_gtfiles.
12165 Put language tags in there. Don't set or substitute
12166 all_gtfiles_files_langs or all_gtfiles_files_frags.
12167 * Makefile.in: Revamp the way gengtype is invoked, now that it
12168 takes a file on its command line with a much simpler format.
12169 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
12170 (GTFILES): Remove duplicates and C source files.
12171 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
12172 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
12173 * configure: Regenerate.
12175 * gengtype.h: Remove all type definitions to gengtype.c; leave
12176 only definitions of options_p, type_p, and pair_p as opaque
12177 pointers. Update prototypes.
12178 * gengtype.c: Many type definitions moved here from gengtype.h.
12179 Consolidate type definitions at the top of the file.
12180 (xvasprintf): Delete.
12181 (xasprintf): Make static.
12182 (create_nested_pointer_option): Add 'next' parameter.
12183 (create_field_all, create_field_at): New functions.
12184 (create_field): Now a thin wrapper around create_field_all.
12185 (create_optional_field): Rename create_optional_field_ and add
12186 line argument. Original name is now a macro which supplies
12188 (oprintf): Use vsnprintf directly.
12189 (close_output_files): Use fatal rather than perror/exit.
12190 (note_def_vec, note_def_vec_alloc): Use create_field_at.
12191 (main): Set progname. Don't use exit.
12192 * gengtype-yacc.y (struct_fields): Use create_field_at.
12193 (option, optionseqopt): Delete.
12194 (optionseq): Consolidate productions from option here so we
12195 can use the first argument to create_option.
12197 * gengtype-lex.l: Distinguish unions from structures in the
12198 token type. Don't call find_structure; return the tag as a string.
12199 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
12200 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
12201 string. Reorganize typedef_struct production accordingly.
12202 Use create_nested_ptr_option.
12203 * gengtype.c (create_nested_ptr_option): New function.
12204 * gengtype.h: Declare it.
12206 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
12207 (string_type): Don't declare.
12208 (do_scalar_typedef): Declare.
12209 (create_scalar_type): Update prototype.
12210 * gengtype.c (string_type): Make static.
12211 (scalar_nonchar, scalar_char): New.
12212 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
12213 (resolve_typedef): Use scalar_nonchar for error recovery.
12214 (create_scalar_type): Remove name_len field. Return scalar_char
12215 or scalar_nonchar as appropriate.
12216 (adjust_field_type): Look at scalar_is_char boolean to decide whether
12217 to use string_type.
12218 (throughout): Use scalar_nonchar instead of calling
12219 create_scalar_type, whenever possible.
12220 (main): Initialize scalar_char and scalar_nonchar before calling
12222 * gengtype-lex.l: Adjust for removal of second argument to
12223 create_scalar_type. Use yylval.s instead of yylval.t when
12225 * gengtype-yacc.y: Type of SCALAR is string. Call
12226 create_scalar_type from type:SCALAR rule. Adjust for removal of
12227 second argument to create_scalar_type.
12229 * vec.h: Remove all #if IN_GENGTYPE blocks.
12230 Add comment saying that changes may require adjustments to gengtype.
12231 * gengtype.c: Don't include coretypes.h or tm.h.
12232 Add comment to inclusion of errors.h.
12233 (note_def_vec, note_def_vec_alloc): New functions.
12234 * gengtype.h: Declare new functions.
12235 * gengtype-lex.l: Don't include coretypes.h.
12236 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12238 (update_lineno): Remove unnecessary prototype.
12239 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
12240 (VEC rule): Just return VEC_TOKEN.
12241 * gengtype-yacc.y (VEC_TOKEN): New token type.
12242 (type): Add a production for VEC(a,b).
12243 * Makefile.in: Update dependencies.
12245 * gengtype-lex.l: Remove rules for parsing pointer-to-function
12246 typedefs that use the old PARAMS macro.
12248 * gengtype-lex.l: Remove all rules and states relating to yacc
12250 * gengtype-yacc.y: Similarly.
12251 * gengtype.c (note_yacc_type): Delete function.
12252 * gengtype.h: Update prototypes.
12254 2007-03-26 Joseph Myers <joseph@codesourcery.com>
12256 * tree-pretty-print.c (dump_generic_node): Report precision of
12257 unnamed integer types.
12259 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
12261 * ifcvt.c (noce_try_store_flag_constants): Don't check
12262 no_new_pseudos here.
12263 (noce_try_store_flag_constants): Don't check no_new_pseudos.
12264 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
12265 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
12266 noce_try_sign_mask): Likewise.
12267 (if_convert): Check no_new_pseudos here.
12269 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
12271 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
12272 (noce_get_condition): Handle new then_else_reversed argument.
12273 (noce_init_if_info): Remove, fold into noce_find_if_block.
12274 (noce_process_if_block): Take a struct noce_if_info as the
12275 argument. Don't set up one based on ce_if_info. Update pointer
12276 references accordingly.
12277 (cond_move_process_if_block): Likewise.
12278 (process_if_block): Removed.
12279 (find_if_block): Removed. Move functionality two new functions,
12280 noce_find_if_block and cond_exec_find_if_block.
12281 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
12282 blocks and the symmetric IF-ELSE-JOIN case.
12283 (cond_exec_find_if_block): Also new function mostly based on old
12284 find_if_block and process_if_block.
12285 (find_if_header): Replace find_if_block call with separately
12286 guarded calls to noce_find_if_block and cond_exec_find_if_block.
12287 (find_cond_trap): Update noce_get_condition call.
12288 (dead_or_predicable): Likewise.
12290 2007-03-26 Jakub Jelinek <jakub@redhat.com>
12292 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
12294 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
12295 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
12296 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
12297 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
12298 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
12299 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
12300 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12301 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
12302 __builtin_ia32_psrad128 builtins.
12304 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
12306 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
12307 * config/i386/constraints.md
12308 (define_constraint "I"): Use IN_RANGE macro.
12309 (define_constraint "J"): Ditto.
12310 (define_constraint "K"): Ditto.
12311 (define_constraint "M"): Ditto.
12312 (define_constraint "N"): Ditto.
12313 (define_constraint "O"): Ditto.
12314 * config/i386/predicates.md
12315 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
12316 (define_predicate "const_0_to_3_operand"): Ditto.
12317 (define_predicate "const_0_to_7_operand"): Ditto.
12318 (define_predicate "const_0_to_15_operand"): Ditto.
12319 (define_predicate "const_0_to_63_operand"): Ditto.
12320 (define_predicate "const_0_to_255_operand"): Ditto.
12321 (define_predicate "const_1_to_31_operand"): Ditto.
12322 (define_predicate "const_2_to_3_operand"): Ditto.
12323 (define_predicate "const_4_to_7_operand"): Ditto.
12325 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12327 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
12328 in SImode for save_world.
12329 * config/rs6000/altivec.md (save_world, restore_world): Convert to
12332 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
12334 PR tree-optimization/30784
12335 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
12338 2007-03-25 Revital Eres <eres@il.ibm.com>
12340 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
12341 Fold movement_possibility function into it.
12343 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12345 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
12346 (load_macho_picbase_{si,di}): Convert to LR hard reg.
12347 (call_indirect_nonlocal_darwin64): Same.
12348 (call_nonlocal_darwin64): Same.
12349 (call_value_indirect_nonlocal_darwin64): Same.
12350 (call_value_nonlocal_darwin64): Same.
12351 (sibcall_nonlocal_darwin64): Same.
12352 (sibcall_value_nonlocal_darwin64): Same.
12353 (sibcall_symbolic_64): Same.
12354 (sibcall_value_symbolic_64): Same.
12355 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
12357 (rs6000_emit_load_toc_table): Same.
12358 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
12359 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
12361 (divss_call): Same.
12362 (divus_call): Same.
12363 (quoss_call): Same.
12364 (quous_call): Same.
12365 (load_toc_v4_pic_si): Same
12366 (load_toc_v4_PIC_1): Same.
12367 (load_toc_v4_PIC_1b): Same.
12368 (call_indirect_aix{32,64}): Same.
12369 (call_value_indirect_aix{32,64}): Same.
12371 (call_value): Same.
12372 (call_local{32,64}): Same.
12373 (call_value_local{32,64}): Same.
12374 (call_indirect_nonlocal_aix{32,64}): Same.
12375 (call_nonlocal_aix{32,64}): Same.
12376 (call_value_indirect_nonlocal_aix{32,64}): Same.
12377 (call_value_nonlocal_aix{32,64}): Same.
12378 (call_indirect_nonlocal_sysv<mode>): Same.
12379 (call_nonlocal_sysv<mode>): Same.
12380 (call_value_indirect_nonlocal_sysv<mode>): Same.
12381 (call_value_nonlocal_sysv<mode>): Same.
12383 (sibcall_local{32,64}): Same.
12384 (sibcall_value_local{32,64}): Same.
12385 (sibcall_nonlocal_aix{32,64}): Same.
12386 (sibcall_value_nonlocal_aix{32,64}): Same.
12387 (sibcall_nonlocal_sysv<mode>): Same.
12388 (sibcall_value): Same.
12389 (sibcall_value_nonlocal_sysv<mode>): Same.
12391 2007-03-24 Paul Brook <paul@codesourcery.com>
12393 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
12394 * config/arm/linux-eabi.h: Remove legacy syscall hack.
12396 2007-03-24 Richard Henderson <rth@redhat.com>
12398 * config/ia64/constraints.md: New file.
12399 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
12400 satisfies_constraint_?.
12401 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
12402 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
12403 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
12404 ia64_output_mi_thunk): Likewise.
12405 (ia64_const_ok_for_letter_p): Remove.
12406 (ia64_const_double_ok_for_letter_p): Remove.
12407 (ia64_extra_constraint): Remove.
12408 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
12409 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
12410 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
12411 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
12412 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
12413 EXTRA_MEMORY_CONSTRAINT): Remove.
12414 * config/ia64/ia64.md: Include constriants.md. Replace
12415 CONST_OK_FOR_? with satisfies_constraint_?.
12417 2007-03-23 Michael Meissner <michael.meissner@amd.com>
12418 H.J. Lu <hongjiu.lu@intel.com>
12420 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
12422 (name macros): Use DPD_BID_NAME to convert names properly.
12424 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
12425 decimal floating point format.
12426 (init_floating_libfuncs): Change decimal functions so that they
12427 have a "bid_" prefix if the decimal system uses the BID format,
12428 and "dpd_" prefix if the decimal system uses the DPD format.
12429 (init_interclass_conv_libfuncs): Ditto.
12430 (init_intraclass_conv_libfuncs): Ditto.
12432 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12433 using the BID format.
12435 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12436 whether we are using the BID decimal format.
12437 * configure: Regenerate.
12439 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12440 the compiler has decimal floating point enabled. Define
12441 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12444 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12445 using the BID format.
12447 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12448 whether we are using the BID decimal format.
12449 * configure: Regenerate.
12451 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12452 the compiler has decimal floating point enabled. Define
12453 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12456 * doc/install.texi (--enable-decimal-float): Document BID and DPD
12457 options, and that it is enabled for i386/x86_64 systems.
12459 * Makefile.in (enable_decimal_float): New.
12461 (DECNUMINC): Add -I$(DECNUMFMT).
12462 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
12463 to $(DECNUMFMT) from $(DECNUM).
12465 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
12466 Substitute enable_decimal_float.
12467 * configure: Regenerated.
12470 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
12473 * configure.ac: Enable decimal float for x86_64-*-linux*.
12474 * configure: Regenerated.
12477 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
12478 decimal128ClearSign to flip and clear the sign bit in decimal128.
12479 (decimal_real_maxval): Set decimal128SetSign to set the sign
12482 2007-03-23 Ian Lance Taylor <iant@google.com>
12484 * fold-const.c (fold_binary): Correct warning for X - c >= X.
12486 2007-03-23 Ian Lance Taylor <iant@google.com>
12488 * tree-dump.c (dump_files): Correct comment.
12490 2007-03-23 Ian Lance Taylor <iant@google.com>
12492 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
12494 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
12496 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
12497 in cfglayout mode. Don't go into and out of cfglayout mode.
12498 Link the blocks in the order of the constructed traces.
12499 (rest_of_handle_tracer): Adjust call to tracer.
12500 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
12501 Don't go into cfglayout mode.
12502 (rtl_loop_done): Don't go out of cfglayout mode.
12503 * cfglayout.c (relink_block_chain): New function, split out from...
12504 (fixup_reorder_chain): ...here. Remove redundant checking.
12505 (cfg_layout_finalize): Don't clear the header, footer, and aux
12506 fields here, move the code to do so to relink_block_chain. Likewise
12507 for free_original_copy_tables.
12508 * rtl.h (tracer): Update prototype.
12509 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12510 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12511 mode. Use relink_block_chain to serialize the CFG according to the
12512 new basic block order. Move targetm.cannot_modify_jumps_p check from
12514 (gate_handle_reorder_blocks): ...to here.
12515 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12517 (gate_duplicate_computed_gotos): ...to here.
12518 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12519 something always changes when going into and out of cfglayout mode.
12520 Perform an expensive cfg cleanup while going into cfglayout mode.
12521 Always update liveness information on HAVE_conditional_execution
12522 targets. Reserialize the basic blocks and go out of cfglayout mode.
12523 * reg-stack.c: Include cfglayout.h.
12524 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12525 the call to reorder_basic_blocks.
12526 * basic-block.h (reorder_basic_blocks): Update prototype.
12527 (relink_block_chain): New prototype.
12528 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12530 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12532 * config/mips/mips.md (type, hazard, *movdi_32bit,
12533 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12534 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12535 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12536 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12537 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12539 (movcc): Change first xfer to multi.
12540 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12541 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12542 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12543 config/mips/generic.md: Change reservations using "xfer" to use
12545 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12546 using match_operand.
12547 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12548 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12550 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12552 2007-03-22 Richard Henderson <rth@redhat.com>
12554 * config/i386/i386.c: Remove unnecessary function declarations.
12555 Move targetm definition, and all related macros, to the end of
12556 the file. Resort some functions to put definitions before uses.
12557 (ix86_attribute_table): Make static. Move to end of file.
12558 (ix86_gimplify_va_arg): Make static.
12560 2007-03-22 Richard Henderson <rth@redhat.com>
12562 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12563 don't increase local_regparm with force_align_arg_pointer check.
12564 (ix86_function_sseregparm): Assert 32-bit.
12565 (type_has_variadic_args_p): New.
12566 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12567 type_has_variadic_args_p.
12568 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12569 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12570 use memset instead. Do maybe_vaarg check first; skip attribute
12571 tests if true; skip attribute tests for 64-bit.
12572 (construct_container): Remove TARGET_DEBUG_ARG.
12573 (function_arg_advance_32, function_arg_advance_64): Split out ...
12574 (function_arg_advance): ... from here.
12575 (function_arg_32, function_arg_64): Split out ...
12576 (function_arg): ... from here.
12577 (ix86_pass_by_reference): Tidy.
12578 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12579 (function_value_32): New, from parts of ix86_function_value
12580 and ix86_value_regno.
12581 (function_value_64): New, from parts of ix86_function_value
12582 and ix86_libcall_value.
12583 (ix86_function_value_1): New.
12584 (ix86_function_value, ix86_libcall_value): Use it.
12585 (return_in_memory_32, return_in_memory_64): Split out ...
12586 (ix86_return_in_memory): ... from here.
12587 (ix86_struct_value_rtx): Skip for 64-bit.
12588 (ix86_libcall_value, ix86_value_regno): Remove.
12589 (setup_incoming_varargs_64): Split out ...
12590 (ix86_setup_incoming_varargs): ... from here.
12591 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12592 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12593 * config/i386/i386-protos.h (ix86_function_value): Remove.
12594 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12596 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12599 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12600 infinities not supported, otherwise emit warning if -Woverflow. On
12601 underflow, emit warning if -Woverflow.
12602 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12604 * real.h (real_from_string): Update declaration
12606 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12607 Richard Henderson <rth@redhat.com>
12609 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12610 * calls.c (compute_argument_block_size, expand_call,
12611 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12612 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12613 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12614 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12615 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12616 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12617 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12618 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12621 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12623 * c-incpath.c (add_sysroot_to_chain): New.
12624 (merge_include_chains): Add sysroot argument. Call
12625 add_sysroot_to_chain if sysrooted.
12626 (register_include_chains): Update call to merge_include_chains.
12627 * doc/cppopts.texi: Document use of '=' in include directory
12630 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12632 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12633 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12634 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12635 insn pattern using X87MODEF12 mode macro.
12637 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12639 * regmove.c (regmove_optimize): Use reg_mentioned_p
12640 instead of reg_overlap_mentioned_p for DST.
12642 2007-03-21 Mike Stump <mrs@apple.com>
12644 * c.opt: Fixup for Objective-C/C++.
12646 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12648 * explow.c (convert_memory_address): Fold memory reference when
12649 POINTERS_EXTEND_UNSIGNED < 0
12651 2007-03-21 Richard Henderson <rth@redhat.com>
12654 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12655 * config/i386/mmintrin.h (__m64): Likewise.
12656 * config/i386/xmmintrin.h (__m128): Likewise.
12658 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12660 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12661 (VXWORKS_OS_CPP_BUILTINS): Define.
12662 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12663 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12665 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12667 * rtl.h (constant_pool_reference_p): Delete.
12668 (find_constant_src): Declare.
12669 * rtlanal.c (find_constant_src): New function.
12670 * simplify-rtx.c (constant_pool_reference_p): Delete.
12671 * config/i386/i386.md: Use find_constant_src instead of
12672 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12674 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12676 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12677 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12679 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12681 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12682 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12683 (arm_elf_asm_constructor): Use it.
12684 (arm_elf_asm_destructor): New function.
12686 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12688 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12690 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12692 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12694 2007-03-19 Andrew Haley <aph@redhat.com>
12696 PR tree-optimization/31264
12697 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12698 VIEW_CONVERT_EXPRs.
12700 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12702 PR rtl-optimization/30907
12703 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12704 (fwprop_init): Always call loop_optimizer_initialize.
12705 (fwprop_done): Always call loop_optimizer_finalize.
12706 (fwprop): We always have loop info now.
12707 (gate_fwprop_addr): Remove.
12708 (pass_fwprop_addr): Use gate_fwprop as gate.
12710 PR rtl-optimization/30841
12711 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12712 df_chain_alloc): Call df_reorganize_refs unconditionally.
12713 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12714 refs_organized to refs_organized_size.
12715 (df_ref_create_structure): Use refs_organized_size instead of
12716 bitmap_size if refs had been organized, and keep refs_organized_size
12718 * df.h (struct df_ref_info): Change refs_organized to
12719 refs_organized_size.
12720 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12723 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12725 * except.c (output_function_exception_table): Do not reference the
12726 EH personality routine for functions that do not require an
12729 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12732 * c-typeck.c (convert_for_assignment): Call comptypes for
12733 RECORD_TYPE or UNION_TYPE.
12735 PR inline-asm/30505
12736 * reload1.c (reload): Do invalid ASM checking after
12737 cleanup_subreg_operands.
12739 2007-03-19 Jeff Law <law@redhat.com>
12741 * tree-cfg.c (find_taken_edge): Tighten conditions for
12742 optimizing computed gotos.
12744 2007-03-19 Michael Matz <matz@suse.de>
12746 * builtins.c (expand_builtin_sync_operation,
12747 expand_builtin_compare_and_swap,
12748 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12751 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12752 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12755 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12757 * doc/tm.texi: Add brackets around the return type of
12758 TARGET_SECONDARY_RELOAD.
12760 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12761 Richard Guenther <rguenther@suse.de>
12763 PR tree-optimization/31254
12764 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12765 Use handled_component_p () where appropriate. Continue
12766 propagating into the rhs if we propagated into an INDIRECT_REF
12769 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12771 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12772 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12773 (xde, xdee): Mode attributes adjusted to support DFP modes.
12774 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12775 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12776 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12777 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12778 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12779 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12780 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12782 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12783 "movsf"): Insn definitions removed.
12784 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12785 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12786 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12788 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12789 "reload_in<mode>", "reload_out<mode>"): Expander added.
12790 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12793 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12795 * config/s390/s390.md: Only non-functional changes. Renamed
12796 FPR mode macro to BFP all over the file.
12798 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12800 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12801 (op_type attribute): RRF instruction type added.
12802 (fT0): New mode attribute.
12803 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12804 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12805 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12806 instruction no secondary memory is needed when moving DFmode values
12807 between GPRs and FPRs.
12809 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12811 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12812 inverted and documentation adjusted.
12813 ("mhard-dfp", "msoft-dfp"): New options.
12814 * config/s390/s390.c (s390_handle_arch_option): New architecture
12816 (override_options): Sanity checks for the new options added.
12817 * config.gcc: New architecture switch: z9-ec.
12818 * config/s390/s390.h (processor_flags): PF_DFP added.
12819 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12820 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12821 when the bit is NOT set so remove it from the defaults.
12823 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12825 * genemit.c (main): Print include statement for dfp.h.
12826 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12829 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12831 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12833 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12836 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12837 instead of PATTERN.
12839 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12841 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12842 attr_length_call, output_call, output_indirect_call): Cleanup
12843 formatting of targetm calls.
12845 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12847 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12849 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12851 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12852 reservation, bypass and anti-bypass descriptions for these
12853 instructions. Update move patterns.
12854 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12857 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12859 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12860 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12861 (get_initial_def_for_reduction): Likewise.
12863 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12865 Fix PR tree-optimization/29922
12866 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12867 (get_representative): Removed.
12868 (value_dies_in_block_x): Update for rvuse removal.
12869 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12870 (compute_antic_aux): Handle when PHI nodes appear in
12871 non-single-successors.
12872 (dump_bitmap_of_names): Removed.
12873 (compute_antic_safe): Renamed and removed rvuse calculation.
12874 Calculate only antic safe.
12875 (insert_into_preds_of_block): Remove assert.
12876 (execute_pre): Update for renamed functions.
12877 (defer_or_phi_translate_block): New function.
12879 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12881 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12882 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12884 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12885 Follow spelling conventions.
12887 * tree-data-ref.h: Remove the prototype for analyze_array.
12889 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12891 PR tree-optimization/31041
12892 * tree-vect-transform.c (get_initial_def_for_induction): Call
12893 force_gimple_operand.
12895 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12897 * ipa-type-escape.c (look_for_casts) : Revert code to use
12898 handled_component_p due to ada test a-numaux.adb.
12900 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12902 * final.c (final_scan_insn): Alter the condition of a
12903 conditional trap if we have nonstandard CC.
12905 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12907 * configure.ac: Remove excess quoting from asm line 0 test.
12908 * configure: Rebuilt.
12910 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12912 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12913 * c-common.c (convert_and_check): Move warning logic to...
12914 (warnings_for_convert_and_check): ...here. Define.
12915 * c-common.h (warnings_for_convert_and_check): Declare.
12917 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12919 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12920 (output_call): Likewise.
12922 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12924 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12926 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12928 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12930 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12932 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12933 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12935 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12937 PR tree-optimization/31183
12938 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12939 Use double_int instead of unsigned int for representing access_strides.
12940 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12942 2007-03-16 Richard Guenther <rguenther@suse.de>
12944 PR tree-optimization/31146
12945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12946 to allow recursion of forward_propagate_addr_expr.
12947 (forward_propagate_addr_into_variable_array_index): Likewise.
12948 (forward_propagate_addr_expr): Likewise.
12949 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12950 (forward_propagate_addr_expr_1): Recurse on simple copies
12951 instead of propagating into them. Do so for useless conversions
12953 (forward_propagate_addr_expr): Clean up unused statements after
12956 2007-03-16 Richard Guenther <rguenther@suse.de>
12958 * builtins.c (expand_builtin_cexpi): Use the right argument
12959 for the expansion via cexp.
12961 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12963 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12964 * configure: Rebuilt.
12966 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12969 * dwarf2out.c (force_type_die): Adjust comment.
12970 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12972 2007-03-15 DJ Delorie <dj@redhat.com>
12974 * config/frv/predicates.md (minmax_operator): Don't check operands
12977 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12979 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12980 Update constant estimates of number of iterations.
12981 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12982 argument renamed to "realistic".
12983 (compute_estimated_nb_iterations): Removed.
12984 (record_niter_bound): New function.
12985 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12986 call record_nonwrapping_iv with upper = false.
12987 (infer_loop_bounds_from_signedness): Pass upper argument to
12988 record_nonwrapping_iv.
12989 (estimate_numbers_of_iterations_loop): Do not call
12990 compute_estimated_nb_iterations. Record estimate based on profile
12991 information. Initialize the constant estimates of number of
12993 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12995 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12996 number of iterations is too small.
12997 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12998 (EST_NOT_AVAILABLE): Removed.
12999 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13000 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13003 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13005 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13006 Handle NE_EXPR guards.
13008 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13011 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13012 Set also -pedantic-errors by default for the preprocessor unless
13013 -fpermissive is given.
13015 2007-03-15 Richard Guenther <rguenther@suse.de>
13017 PR middle-end/29719
13018 PR middle-end/31161
13019 * builtins.c (expand_builtin_cexpi): As a fallback if we
13020 don't have builtins for sincos or cexp create a function
13021 declaration for cexp and expand to a call to that.
13022 (expand_builtin_int_roundingfn): Always fall
13023 back to floor/ceil and its variants even if they may be
13026 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13028 PR middle-end/31159
13029 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13030 jump tables, move the call to delete_dead_jumptables from here...
13031 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13032 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13033 don't allow merging of blocks that try_redirect_by_replacing_jump
13034 also does not handle when not optimizing.
13036 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13037 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13039 * config/i386/i386.md (x86_sahf_1): Correctly handle
13042 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13045 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13046 x86_64_general_operand as operand[2] predicate. Remove "iF"
13047 from operand constraints and use "e" constraint instead.
13048 (*subti3_1, *subti3_1 splitter): Ditto.
13049 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13050 operand[1] predicate.
13052 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13054 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13055 arrays, multiply the access strides by the size of the sub-array.
13056 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13058 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13060 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13061 the configured assembler supports the sahf mnemonic.
13062 * configure: Regenerate.
13063 * config.in: Regenerate.
13065 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13066 emit "sahf" or ".byte\t0x9e" as asm template.
13068 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13071 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13072 option to replace hard coded TARGET_xxx in md file.
13073 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13074 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13075 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13076 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13077 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13078 (X86_TUNE_NOT_VECTORMODE): Ditto.
13079 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13080 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13081 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13082 (TUNE_SLOW_IMUL_IMM8): Ditto.
13083 (TUNE_MOVE_M1_VIA_OR): Ditto.
13084 (TUNE_NOT_UNPAIRABLE): Ditto.
13085 (TUNE_NOT_VECTORMODE): Ditto.
13087 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13090 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
13091 tuning options instead of hard coded TARGET_xxx.
13092 (fix ssemode peephole2's): Ditto.
13093 (imul peephole2's): Ditto.
13095 (movdi_or_rex64): Ditto.
13096 (move peephole2): Ditto.
13097 (not peephole2's): Ditto.
13099 2007-03-14 Dirk Mueller <dmueller@suse.de>
13101 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
13102 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
13103 * c-parser.c (c_parser_if_body): Always add an empty statement in case
13105 * c-parser.c (c_parser_do_statement): Warn about empty body in
13106 do/while statement.
13107 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
13108 * doc/invoke.texi (-Wempty-body): Update documentation.
13110 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13113 * c-common.h (warn_for_div_by_zero): Declare.
13114 * c-common.c (warn_for_div_by_zero): Define.
13115 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
13118 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13120 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
13121 to PREFIX and STANDARD_PREFIX.
13123 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13124 Phil Edwards <phil@codesourcery.com>
13126 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
13127 (__gthread_once_t): Remove busy field for RTPs.
13128 (__GTHREAD_ONCE_INIT): Update accordingly.
13130 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13132 * doc/invoke.texi: Document VxWorks options.
13134 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13136 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
13138 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
13140 PR tree-optimization/30590
13141 * tree-nrv.c (tree_nrv): Check for the partial update of the
13144 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13146 * flags.h (flag_random_seed): Remove declaration, in favor of...
13147 * toplev.h (get_random_seed, set_random_seed): ... these.
13148 * tree.c (get_file_function_name): Use the former.
13149 * opts.c (common_handle_option): Use the latter.
13152 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
13154 PR middle-end/31127
13155 * cse.c (cse_find_path): Do not bail out if a basic block that
13156 we already visited now becomes part of a path that starts at a
13157 different basic block. Just disallow this, to make sure we
13158 visit each basic block at most once.
13160 2007-03-13 Jan Hubicka <jh@suse.cz>
13162 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
13163 attributes, when profile esitmate is present, calls with very low
13164 frequency are cold.
13166 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
13168 PR tree-optimization/30730
13169 PR tree-optimization/26900
13170 * tree-ssa-loop-niter.c: Include gmp.h.
13171 (bounds): New type.
13172 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
13173 split_to_var_and_offset, determine_value_range,
13174 bound_difference_of_offsetted_base, refine_bounds_using_guard,
13175 bound_difference, bounds_add, bounds_negate,
13176 number_of_iterations_ne_max, dump_affine_iv): New functions.
13177 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
13178 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
13179 difference of initial and final value of control iv to validate
13181 (number_of_iterations_cond): Add loop parameter. Determine bounds
13182 on the difference of the extremes of the control iv. Add dumps.
13183 (expand_simple_operations): Handle phi nodes.
13184 (simplify_using_initial_conditions): Do not record used conditions.
13185 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
13186 Do not set additional_info.
13187 (implies_nonnegative_p, implies_ge_p): Removed.
13188 (derive_constant_upper_bound): Do not use parameter `additional'.
13189 (record_estimate): Parameter `additional' removed. Parameter
13190 `i_bound' added. Do not call derive_constant_upper_bound.
13191 (record_nonwrapping_iv): Use derive_constant_upper_bound to
13192 bound the number of iterations estimate.
13193 (estimate_numbers_of_iterations_loop): Pass the estimate from
13194 the number of iterations analysis to record_estimate.
13195 * tree.h (multiple_of_p): Declare.
13196 * tree-scalar-evolution.c (expression_expensive_p): Removed.
13197 (scev_const_prop): Do not check expression_expensive_p.
13198 * fold-const.c (multiple_of_p): Exported.
13199 * double-int.c (double_int_mask): Exported.
13200 * double-int.h (double_int_mask): Declare.
13201 * tree-flow.h (struct tree_niter_desc): Removed additional_info
13202 field. Added max field.
13204 2007-03-13 David Taylor <taylor@candd.org>
13207 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
13210 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13213 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
13214 two unamed patterns.
13216 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
13218 * config/i386/i386.opt (mcx16, msahf): New options.
13219 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
13220 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13222 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
13223 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
13224 Output -mcx16 and -msahf options when corresponding bit is set.
13226 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
13227 and -msahf options.
13229 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13231 * configure.ac: Test for assembler tolerance to # 0 "".
13232 * configure, config.in: Rebuilt.
13233 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
13235 2007-03-13 Geoffrey Keating <geoffk@apple.com>
13237 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
13239 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
13240 (handle_syscall): Handle direct system calls.
13241 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
13243 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13245 * doc/invoke.texi: Fix cpp.info cross-reference.
13246 * doc/passes.texi: Fix gcc.info cross-reference.
13248 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
13250 PR tree-optimization/30835
13251 * lambda-code.c (can_convert_to_perfect_nest): Check whether
13252 bb_for_stmt is not NULL before accessing it.
13254 2007-03-12 Joseph Myers <joseph@codesourcery.com>
13256 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
13259 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13262 * doc/install.texi: Document --enable-stage1-languages
13264 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
13266 * tree-pass.h (pass_into_cfg_layout_mode,
13267 pass_outof_cfg_layout_mode): Declare.
13268 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
13269 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
13270 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13271 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
13273 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
13275 * c-decl.c (warn_variable_length_array): New function.
13276 Refactored from grokdeclarator to handle warn_vla
13277 and handle unnamed array case.
13278 (grokdeclarator): Refactored VLA warning case.
13279 * c.opt (Wvla): New flag.
13280 * doc/invoke.texi (Wvla): New warning.
13282 2007-03-12 Richard Henderson <rth@redhat.com>
13284 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
13285 (TARGET_SECTION_TYPE_FLAGS): New.
13287 2007-03-12 Richard Henderson <rth@redhat.com>
13289 * config/darwin.c (machopic_reloc_rw_mask): New.
13290 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
13291 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
13293 2007-03-12 Mark Mitchell <mark@codesourcery.com>
13295 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
13296 * cppdefault.h (cpp_PREFIX): Document.
13297 (cpp_PREFIX_len): Likewise.
13298 (cpp_EXEC_PREFIX): New variable.
13299 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
13300 * c-incpath.c (add_standard_paths): Correct logic for relocating
13301 paths within prefix.
13303 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
13305 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
13306 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
13308 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
13309 fix_truncdfdi_sse using SSEMODEF mode macro.
13310 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
13311 fix_truncdfsi_sse using SSEMODEF mode macro.
13312 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
13313 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
13315 2007-03-12 Richard Sandiford <richard@codesourcery.com>
13317 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
13318 elfos.h to tm_file.
13320 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
13322 * tree.h : Add multiple_of_p declaration.
13323 * fold-const.c (multiple_of_p): Make multiple_of_p public.
13324 * ipa-type-escape.c (results_of_malloc): Redundant.
13325 (visited_stmts): New. Visited stmt for walk_use_def_chains.
13326 (cast_type): Extended with new members.
13327 (check_cast): Returns cast_type.
13328 (cast): New structure for data of walk_use_def_chains.
13329 (is_malloc_result, is_cast_from_non_pointer_1,
13330 is_cast_from_non_pointer,
13331 is_array_access_through_pointer_and_index): New functions.
13332 (look_for_casts): Returns cast types.
13333 (check_call): Returns void.
13334 (okay_pointer_operation): Use support of pointer plus index,
13335 pointer plus constant and allow all multiplications.
13337 2007-03-11 Richard Guenther <rguenther@suse.de>
13339 PR tree-optimization/31115
13340 * tree-vrp.c (extract_range_from_binary_expr): Make sure
13341 the shift count is positive and non-anti-range for RSHIFT_EXPR.
13342 A shift count of zero is not special as with *_DIV_EXPR.
13343 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
13346 2007-03-11 Ian Lance Taylor <iant@google.com>
13348 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
13349 the *_DIV_EXPR codes correctly with overflow infinities.
13351 2007-03-11 Ira Rosen <irar@il.ibm.com>
13353 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
13354 indicate success/failure of the analysis. Add negation to subtrahend
13355 in case of subtraction. Fail if both operands contain constants.
13356 (create_data_ref): Fail if analyze_offset fails.
13358 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
13360 * config/i386/i386.md (frndintxf2): Rename to ...
13361 (rintxf2): ... this. Remove expander having same name.
13362 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13363 (roundsf2, rounddf2): Ditto.
13364 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
13365 (lround<mode>di2, lround<mode>si2): Ditto.
13367 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
13369 * lower-subreg.c: Include except.h.
13370 (decompose_multiword_subregs): Verify that the only control flow
13371 insns we can split are loads to multi-words pseudos.
13372 Handle breaking such blocks after splitting, instead of calling
13373 find_many_sub_basic_blocks.
13375 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
13376 on the new basic block. Add a lengthy comment explaining why we
13377 thought this was necessary.
13378 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
13380 2007-03-10 Mark Mitchell <mark@codesourcery.com>
13383 * tree.c (walk_type_fields): Recurse into the element type of
13384 ARRAY_TYPEs if there is a pointer set.
13386 2007-03-10 Dirk Mueller <dmueller@suse.de>
13388 * c-common.c (warn_logical_operator): Fix condition.
13390 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
13392 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
13394 * config/darwin.c (machopic_select_section): Remove superfluous
13395 argument in call to categorize_decl_for_section. Remove unused
13398 2007-03-10 Joseph Myers <joseph@codesourcery.com>
13400 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
13402 * configure: Regenerate.
13404 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
13407 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
13408 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
13409 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
13410 Add LABEL_NUSES to emitted label.
13411 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
13412 branch probability value to emitted jump insn.
13413 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
13414 Do not check life information and do not re-arrange input operands
13415 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
13417 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13419 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
13420 the change of decode_asm_operands.
13422 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13424 * mode-switching.c (create_pre_exit): Skip blockage insn.
13426 2007-03-09 Diego Novillo <dnovillo@redhat.com>
13428 * tree-pass.h (TODO_update_smt_usage): Remove.
13430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13434 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13436 * pa.c (attr_length_call): Revise condition for long
13437 pc-relative branch.
13438 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
13439 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
13440 sequence on SOM target.
13442 2007-03-09 Geoffrey Keating <geoffk@apple.com>
13444 * gcc.c: Document %{, in big comment at top.
13445 (input_suffix_matches): Remove special handling for .s and
13447 (input_spec_matches): New.
13448 (handle_braces): Handle %{,.
13449 (validate_switches): ',' indicates a value which is not a switch.
13450 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
13451 to detect assembler input.
13452 * config/i386/sol2.h (CPP_SPEC): Likewise.
13453 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
13454 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13455 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
13456 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13457 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
13458 -m64 causes deployment target to default to 10.5.
13459 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13461 2007-03-09 Richard Henderson <rth@redhat.com>
13464 * target.h (targetm.asm.out.reloc_rw_mask): New.
13465 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
13466 (TARGET_ASM_OUT): Use it.
13467 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
13468 * varasm.c (categorize_decl_for_section): Remove shlib argument;
13469 use the new reloc_rw_mask target hook instead.
13470 (default_section_type_flags_1): Merge into...
13471 (default_section_type_flags): ... here.
13472 (decl_readonly_section_1): Merge into...
13473 (decl_readonly_section): ... here.
13474 (default_elf_select_section_1): Merge into...
13475 (default_elf_select_section): ... here.
13476 (default_unique_section_1): Merge into...
13477 (default_unique_section): ... here.
13478 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
13479 (default_select_rtx_section): Use it.
13480 (default_elf_select_rtx_section): Likewise.
13481 * output.h: Update to match.
13482 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
13483 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
13484 (TARGET_ASM_RELOC_RW_MASK): New.
13485 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
13486 to categorize_decl_for_section.
13487 (x86_64_elf_unique_section): Likewise.
13488 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
13489 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
13490 (TARGET_ASM_RELOC_RW_MASK): New.
13491 * config/ia64/ia64.c (ia64_rwreloc_select_section,
13492 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
13493 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
13494 (TARGET_RWRELOC): Remove.
13495 (ia64_section_type_flags): Adjust call to default_section_type_flags.
13496 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13497 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
13498 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
13499 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
13500 (rs6000_xcoff_select_section): Use decl_readonly_section.
13501 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
13502 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13503 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
13504 (TARGET_SECTION_TYPE_FLAGS): Remove.
13505 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
13507 2007-03-09 Roger Sayle <roger@eyesopen.com>
13509 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13510 complex constant equality/inequality comparisons for here.
13511 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13512 known at compile-time or can be simplified to a scalar comparison.
13513 (fold_relational_const): Move compile-time evaluation of complex
13514 constant equality/inequality comparisons to here.
13516 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13518 PR rtl-optimization/30643
13519 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13521 (fold_rtx): Recurse, like before 2006-11-03.
13523 2007-03-09 DJ Delorie <dj@redhat.com>
13525 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13528 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13530 PR tree-optimization/30375
13531 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13532 LHS of statements is not the same.
13533 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13535 2007-03-09 Chao-ying Fu <fu@mips.com>
13537 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13539 * doc/invoke.texi (-mdspr2): Document new option.
13540 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13541 New unspec for DSP REV 2.
13542 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13543 these instructions are extended in DSP REV 2.
13544 (mips-dspr2.md): Include.
13545 * config/mips/mips.opt (mdspr2): New option.
13546 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13547 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13548 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13549 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13550 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13551 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13552 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13554 (bdesc_map): Add one field of unsupported_target_flags.
13555 (bdesc_arrays): Update entries to have extra fields. Add
13557 (mips_init_builtins): Initialize new function types.
13558 Check unsupported_target_fileds to filter out builtins.
13559 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13561 (ASM_SPEC): Pass mdspr2 to the assembler.
13562 * config/mips/mips-dspr2.md: New file.
13564 2007-03-09 Sa Liu <saliu@de.ibm.com>
13566 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13568 2007-03-09 Ian Lance Taylor <iant@google.com>
13570 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13571 argument) like -Wstrict-overflow=2.
13572 * doc/invoke.texi (Warning Options): Update documentation.
13574 2007-03-09 Dirk Mueller <dmueller@suse.de>
13577 * doc/invoke.texi (-Wlogical-op): Document.
13578 * common.opt (-Wlogical-op): New.
13579 * c-common.h (warn_logical_operator): Declare.
13580 * c-common.c (warn_logical_operator): Define.
13581 * c-typeck.c (parser_build_binary_op): Call
13582 warn_logical_operator.
13584 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13586 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13587 * final.c (final_scan_insn): Test for non-"" file name.
13589 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13591 * doc/loop.texi: Document the Omega linear constraints solver.
13592 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13593 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13594 omega-hash-table-size, omega-max-keys, and
13595 omega-eliminate-redundant-constraints.
13596 * tree-pass.h (pass_check_data_deps): Declared.
13599 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13600 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13601 pass_check_data_deps): New.
13602 * tree-data-ref.c (init_data_ref): Remove declaration.
13603 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13604 (analyze_array): Renamed init_array_ref, move up initializations.
13605 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13606 Removed arguments that are set to NULL.
13607 (analyze_indirect_ref): Correct indentation, correct call to
13609 (object_analysis): Call init_array_ref instead of analyze_array.
13610 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13611 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13612 of DR_ACCESS_FNS_ADDR.
13613 (init_omega_eq_with_af, omega_extract_distance_vectors,
13614 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13615 ddr_consistent_p): New.
13616 (compute_affine_dependence): Check consistency of ddrs when
13617 flag_check_data_deps is passed.
13618 (analyze_all_data_dependences): Uncomment.
13619 (tree_check_data_deps): New.
13620 * tree-data-ref.h: Include omega.h.
13621 (DR_ACCESS_FNS_ADDR): Removed.
13622 (data_dependence_relation): Add inner_loop.
13623 (DDR_INNER_LOOP): New.
13624 * common.opt (fcheck-data-deps): New.
13625 * tree-flow.h (tree_check_data_deps): Declare.
13626 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13627 (OBJS-common): Depend on omega.o.
13629 * passes.c (pass_check_data_deps): Scheduled.
13630 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13631 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13632 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13633 PARAM_VECT_MAX_VERSION_CHECKS,
13634 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13636 2007-03-09 Richard Guenther <rguenther@suse.de>
13638 PR tree-optimization/30904
13639 PR middle-end/31058
13640 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13641 the same way as *_DIV_EXPR.
13643 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13645 * recog.c (decode_asm_operands): No mixed declarations and code.
13647 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13649 * rtl.def (ASM_INPUT): Add location.
13650 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13651 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13652 (decode_asm_operands): Add loc operand.
13653 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13654 * stmt.c (expand_asm): Rename to...
13655 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13656 gen_rtx_ASM_INPUT_loc.
13657 (expand_asm_expr): Adjust.
13658 * recog.c (decode_asm_operands): Add loc operand.
13659 (check_asm_operands, extract_insn): Adjust.
13660 * reload1.c (maybe_fix_stack_asms): Likewise.
13661 * final.c (asm_insn_count): Likewise.
13662 (final_scan_insn): Output # line before and after asm.
13664 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13666 * tree-ssa-structalias.c (variable_info): Remove
13668 (new_var_info): Ditto.
13669 (shared_bitmap_info_t): New structure.
13670 (shared_bitmap_table): New variable.
13671 (shared_bitmap_hash): New function.
13672 (shared_bitmap_eq): Ditto
13673 (shared_bitmap_lookup): Ditto.
13674 (shared_bitmap_add): Ditto.
13675 (merge_smts_into): Change to take bitmap directly.
13676 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13677 (init_alias_vars): Init shared bitmap hashtable.
13678 (delete_points_to_sets): Delete shared bitmap hashtable.
13679 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13680 is_aliased removal as a change that was still necessary was
13683 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13685 * config/i386/i386.h (override_options): Conditionally disable
13686 x86_sahf for 64bit targets only.
13688 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13691 * c-decl.c (merge_decls): Don't call make_var_volatile.
13692 * varasm.c (make_var_volatile): Remove.
13693 * output.h (make_var_volatile): Remove.
13695 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13697 PR tree-optimization/31085
13698 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13700 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13702 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13703 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13704 ATTR_CONST_NOTHROW_LIST.
13706 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13709 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13711 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13713 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13716 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13718 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13719 passed, use shared libgcc.
13721 2007-03-08 Roger Sayle <roger@eyesopen.com>
13723 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13724 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13725 (honor_protect_cleanup_actions, lower_try_finally_switch):
13727 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13728 ifc_temp_var): Likewise.
13729 * tree-inline.c (setup_one_parameter): Likewise.
13730 * tree-mudflap.c (mf_decl_cache_locals,
13731 mf_build_check_statement_for): Likewise.
13732 * tree-nested.c (init_tmp_var, save_tmp_var,
13733 finalize_nesting_tree_1): Likewise.
13734 * tree-outof-ssa.c (insert_copy_on_edge,
13735 insert_backedge_copies): Likewise.
13736 * tree-profile.c (tree_gen_edge_profiler,
13737 tree_gen_ic_profiler): Likewise.
13738 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13739 * tree-sra.c (sra_build_assignment): Likewise.
13740 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13741 * tree-ssa-math-opts.c (insert_reciprocals,
13742 execute_cse_sincos_1): Likewise.
13743 * tree-tailcall.c (adjust_accumulator_values,
13744 adjust_return_value): Likewise.
13745 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13746 * tree-vect-transform.c (vect_create_data_ref_ptr,
13747 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13748 vect_create_epilog_for_reduction, vectorizable_reduction,
13749 vectorizable_call, vectorizable_conversion,
13750 vectorizable_assignment, vectorizable_operation,
13751 vectorizable_type_demotion, vect_gen_widened_results_half,
13752 vect_permute_store_chain, vectorizable_store,
13753 vect_setup_realignment, vect_permute_load_chain,
13754 vectorizable_load, vectorizable_condition,
13755 vect_create_cond_for_align_checks): Likewise.
13756 * tree-vrp.c (build_assert_expr_for): Likewise.
13758 2007-03-08 Ian Lance Taylor <iant@google.com>
13760 * tree-vrp.c: Include "intl.h".
13761 (usable_range_p): New static function.
13762 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13763 overflowed values, juts set *strict_overflow_p.
13764 (compare_values): Only return -2 if one of the operands is not a
13766 (compare_ranges): Call usable_range_p.
13767 (compare_range_with_value): Likewise.
13768 (vrp_evaluate_conditional_warnv): Rename from
13769 vrp_evaluate_conditional. Make static. Change all callers.
13770 (vrp_evaluate_conditional): New function.
13771 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13772 on signed overflow.
13773 (simplify_abs_using_ranges): Likewise.
13774 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13775 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13776 within_stmt parameter.
13777 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13778 vrp_evaluate_conditional.
13779 * tree-ssa-threadedge.c
13780 (record_temporary_equivalences_from_stmts_at_dest): Change
13781 simplify parameter to take a second tree parameter.
13782 (simplify_control_stmt_condition): Likewise.
13783 (thread_across_edge): Likewise.
13784 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13785 (thread_across_edge): Likewise.
13786 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13788 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13790 * config/i386/i386.h (TARGET_SAHF): New define.
13791 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13792 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13793 (x86_sahf): New global variable.
13794 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13795 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13796 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13797 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13799 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13800 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13801 when expanding fcomi/sahf based tests.
13802 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13803 expanding sahf based alternative. Emit sahf based sequence when
13804 optimizing for code size.
13805 * config/i386/i386.md (x86_sahf_1): Do not disable for
13806 TARGET_64BIT, enable for TARGET_SAHF.
13808 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13810 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13811 spurious whitespace from error message.
13813 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13816 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13818 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13820 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13822 * tree-sra.c (instantiate_element): Propagate disabled warnings
13823 from the element itself to the created variable.
13825 2007-03-07 Richard Henderson <rth@redhat.com>
13828 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13829 silently fix up the stack in the case of a missing register.
13831 2007-03-07 Paul Brook <paul@codesourcery.com>
13833 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13835 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13837 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13839 (phase1_vrs): Use them.
13840 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13841 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13842 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13843 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13844 __gnu_Unwind_Restore_WMMXC if required.
13845 (_Unwind_VRS_Pop): Implement iWMMXt support.
13846 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13847 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13848 gnu_Unwind_Save_WMMXC): Define.
13850 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13852 * config/vxworks.h (vxworks_override_options): Declare.
13853 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13854 * config/vxworks.c: Include target.h and toplev.h.
13855 (vxworks_override_options): New function.
13856 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13858 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13860 * config/s390/s390.c (override_options): Don't emit an error when
13861 -mstack-size is used without providing -mstack-guard.
13862 (s390_emit_prologue): Choose stack_guard value automatically if not
13863 provided via command line.
13864 * doc/invoke.texi: Adjust description of -mstack-guard and
13867 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13869 * config/i386/i386.c (output_set_got): Add a GOT initialization
13870 sequence for VxWorks PIC.
13871 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13872 around labels as well as symbols. Use gotoff_operand instead
13873 of local_symbolic_operand.
13874 (legitimize_pic_address): Use gotoff_operand instead of
13875 local_symbolic_operand. Use @GOT accesses for labels as
13877 (ix86_output_addr_diff_elt): Use PC-relative rather than
13878 GP-relative offsets for VxWorks PIC.
13879 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13880 no_new_pseudos. Check whether the returned register is op0.
13881 * config/i386/i386.md (tablejump): Use PC-relative rather than
13882 GP-relative offsets for VxWorks PIC.
13883 * config/i386/predicates.md (gotoff_operand): New predicate.
13885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13887 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13889 * config/vxworks-dummy.h: New file.
13890 * config/i386/i386.h: Include it.
13892 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13894 * dwarf2out.c (is_inlined_entry_point): New
13895 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13896 DW_AT_ranges if the first subblock is the entry point.
13898 2007-03-06 David Daney <ddaney@avtrex.com>
13900 * doc/install.texi (mips-*-*): Change recommended binutils
13903 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13905 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13906 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13908 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13909 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13911 2007-03-06 Jan Hubicka <jh@suse.cz>
13913 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13914 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13916 (probably_cold_bb_p): Cold functions are cold.
13917 (probably_never_executed_bb_p): Cold functions are cold.
13918 (tree_bb_level_predictions): Predict calls to cold functions as not
13920 (compute_function_frequency): Check hot/cold attributes.
13921 * function.h (function_frequency): Update comments.
13922 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13923 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13924 (c_common_att): Add cold and hot.
13926 * doc/extend.texi (hot,cold attributes): Document.
13928 2007-03-06 Andrew Haley <aph@redhat.com>
13930 * function.c (expand_function_end): Move blockage to just after we
13931 emit the label for the naked return from the function.
13933 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13935 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13938 2007-03-06 Jan Hubicka <jh@suse.cz>
13940 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13941 loaded for constant large models. Non-large 64bit PIC can do.
13942 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13943 * cmodel.h: Add LARGE PIC.
13944 * i386.md (UNSPEC_PLTOFF): New.
13945 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13947 (*call_1_rex64): Disable for large models.
13948 (*call_1_rex64_large): New.
13949 (*call_value_1_rex64): Disable for large models.
13950 (*call_value_1_rex64_large): New.
13951 (set_rip_rex4): New.
13952 (set_got_offset_rex64): New.
13953 * predicates.md (constant_call_address_operand): For large model
13954 constant calls are not possible.
13955 * i386-protos.h (construct_plt_address): Declare.
13956 * i386.c (override_options): Accept large models.
13957 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13958 (legitimate_constant_p): Add new UNSPECs.
13959 (legitimate_pic_operand_p): Likewise.
13960 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13961 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13963 (output_pic_addr_const): Add PLTOFF.
13964 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13965 (ix86_expand_move): Legitimize pic address when in PIC mode.
13966 (construct_plt_address): New function.
13967 (ix86_expand_call): Offload the address to register and use GOT
13968 pointer for large model.
13969 * invoke.texi (mcmodel=large): Update documentation.
13971 2007-03-06 Richard Henderson <rth@redhat.com>
13973 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13974 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13975 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13976 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13977 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13978 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13979 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13980 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13981 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13982 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13983 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13984 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13985 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13986 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13987 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13988 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13989 x86_schedule, x86_use_bt, x86_pad_returns,
13990 x86_use_xchgb): Merge into ...
13991 (ix86_tune_features): ... here. New array.
13992 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13993 x86_bswap): Merge into ...
13994 (ix86_arch_features): ... here. New array.
13995 (x86_3dnow_a): Remove.
13996 (x86_accumulate_outgoing_args): Make static.
13997 (x86_arch_always_fancy_math_387): Make static.
13998 (ix86_tune_mask, ix86_arch_mask): Move ...
13999 (override_options): ... to local variables here. Apply the
14000 appropriate mask to each element of ix86_arch_features and
14001 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14002 as were done in the old macros.
14003 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14004 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14005 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14006 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14007 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14008 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14009 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14010 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14011 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14012 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14013 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14014 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14015 x86_accumulate_outgoing_args, x86_prologue_using_move,
14016 x86_epilogue_using_move, x86_decompose_lea,
14017 x86_arch_always_fancy_math_387, x86_shift1,
14018 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14019 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14020 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14021 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14022 x86_use_incdec, x86_pad_returns, x86_bswap,
14023 x86_partial_flag_reg_stall): Remove.
14024 (enum ix86_tune_indices): New.
14025 (ix86_tune_features): New.
14026 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14027 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14028 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14029 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14030 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14031 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14032 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14033 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14034 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14035 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14036 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14037 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14038 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14039 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14040 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14041 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14042 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14043 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14044 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14045 TARGET_EXT_80387_CONSTANTS): Use it.
14046 (enum ix86_arch_indices): New.
14047 (ix86_arch_features): New.
14048 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14049 TARGET_BSWAP): Use it.
14050 (ix86_tune_mask, ix86_arch_mask): Remove.
14052 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14055 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14056 Define using $${sysroot_headers_suffix}.
14057 * configure: Regenerate.
14058 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14059 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14061 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14062 * gcc.c (print_sysroot_headers_suffix): New.
14063 (option_map): Include --print-sysroot-headers-suffix.
14064 (display_help): Mention -print-sysroot-headers-suffix.
14065 (process_command): Handle -print-sysroot-headers-suffix.
14066 (do_spec_1): Append multilib directory to include-fixed path if
14067 sysroot suffixes in use.
14068 (main): Handle -print-sysroot-headers-suffix.
14069 * Makefile.in (start.encap): Don't depend on xlimits.h
14070 (xlimits.h): Remove.
14071 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14072 limits.h for each multilib in fixinc_list.
14073 (fixinc_list, s-fixinc_list): New.
14074 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14075 generate them for each multilib in fixinc_list.
14076 (stmp-fixproto): Use include-fixed. Run fixproto for each
14077 multilib in fixinc_list.
14078 (mostlyclean): Don't remove xlimits.h.
14079 (clean): Remove include-fixed.
14080 (real-install-headers-tar, real-install-headers-cpio,
14081 real-install-headers-cp): Don't copy include, only include-fixed.
14082 (install-mkheaders): Depend on fixinc_list. Don't depend on
14083 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14084 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14085 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14087 2007-03-06 Jan Hubicka <jh@suse.cz>
14089 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
14092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14094 * configure.ac: Allow tm_file to contain build-directory files.
14095 * configure: Regenerate.
14096 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
14097 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
14098 * config/m68k/print-sysroot-suffix.sh: New file.
14100 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14102 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
14103 of pic_offset_table_rtx if reload_completed.
14104 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
14105 PIC_OFFSET_TABLE_REGNUM.
14106 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
14108 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
14109 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
14111 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14113 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14114 functions that call eh_return.
14116 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14118 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14119 functions that need a constant pool.
14121 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14124 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
14125 (m68k_preferred_reload_class): Likewise.
14126 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
14127 (SECONDARY_RELOAD_CLASS): Define.
14128 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
14129 (LIMIT_RELOAD_CLASS): Delete.
14130 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
14131 registers from storing bytes.
14132 (m68k_secondary_reload_class): New function.
14133 (m68k_preferred_reload_class): Likewise.
14135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14137 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
14139 (m68k_expand_prologue): Likewise.
14141 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14143 * config/m68k/m68k-protos.h (output_sibcall): Declare.
14144 (mips_expand_epilogue): Add a bool parameter.
14145 (m68k_legitimize_sibcall_address): Declare.
14146 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
14147 (m68k_expand_epilogue): Add a parameter to select between sibling
14148 and normal epilogues. Only generate a return for the latter.
14149 (m68k_ok_for_sibcall_p): New function.
14150 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
14151 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
14152 (sibcall_value, *sibcall_value): Likewise.
14153 (*call, *call_value): Require !SIBLING_CALL_P.
14154 (epilogue): Update call to m68k_expand_epilogue.
14155 (sibcall_epilogue): New pattern.
14156 * config/m68k/predicates.md (const_call_operand): Say that this
14157 predicate applies to sibling calls too.
14158 (sibcall_operand): New predicate.
14160 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14162 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
14163 alternatives as movsi_cf.
14164 (movsf_cf_hard): Add commentary.
14166 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
14167 Richard Sandiford <richard@codesourcery.com>
14169 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
14170 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
14171 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
14172 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
14173 as being live on exit from an interrupt function.
14174 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
14175 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
14176 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
14177 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
14178 (m68k_interrupt_function_p): Globalize.
14179 (m68k_compute_frame_layout): Remove reverse mask code.
14180 (m68k_emit_movem, m68k_set_frame_related): New functions.
14181 (m68k_output_function_prologue): Delete in favor of...
14182 (m68k_expand_prologue): ...this new function.
14183 (m68k_output_function_epilogue): Delete in favor of...
14184 (m68k_expand_epilogue): ...this new function.
14185 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
14187 (print_operand): Handle %?.
14188 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
14189 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
14190 (prologue, epilogue): New patterns.
14191 (return): Turn into a define_expand.
14192 (*return): New pattern, derived from old "return" pattern. Use rte
14193 rather than rts for interrupt functions. Only use rtd if the pop
14195 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
14196 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
14197 (link, *link, unlink, *unlink, load_got): Likewise.
14199 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14203 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
14204 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
14205 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
14206 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
14207 and m68k_matches_u_p.
14208 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
14209 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
14210 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
14211 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
14212 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
14213 (REG_STRICT_P): New macro.
14214 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
14215 PCREL_GENERAL_OPERAND_OK.
14216 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
14217 m68k_legitimate_base_reg_p.
14218 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
14219 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
14220 (PIC_CASE_VECTOR_ADDRESS): Update comment.
14221 * config/m68k/m68k.c (m68k_address): New structure.
14222 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
14223 (m68k_decompose_index, m68k_legitimate_constant_address_p)
14224 (m68k_jump_table_ref_p, m68k_decompose_address)
14225 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
14226 (m68k_matches_u_p): New functions.
14227 (print_operand_address): Rewrite to use m68k_decompose_index.
14229 2007-03-05 David Taylor <dtaylor@emc.com>
14231 * gcc.c: Correct copyright date in --version output.
14233 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14235 * pa.md: In unamed move patterns, disparge copies between general
14236 and floating point registers using '?' modifier. Don't include 'f'
14237 constraint for register preferences in DImode, SImode, HImode and
14238 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
14239 Remove constraints for copies between general and floating registers
14240 in soft-float DFmode pattern.
14241 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
14245 2007-03-05 Mike Stump <mrs@apple.com>
14247 * c-common.c (targetcm): Add.
14248 * c-opts.c (c_common_handle_option): Handle language specific
14250 * opts.c (handle_option): Verify language for target options, if
14252 * opth-gen.awk: Add CL_LANG_ALL.
14253 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
14254 (TARGETCM_INITIALIZER): Add.
14255 * target.h (struct gcc_targetcm): Add.
14257 * targhooks.c (default_handle_c_option): Add.
14258 * targhooks.h (default_handle_c_option): Add.
14259 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
14261 * config/darwin.opt (iframework): Add.
14262 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
14263 * config/darwin-c.c (handle_c_option): Add.
14264 (TARGET_HANDLE_C_OPTION): Add.
14266 * doc/invoke.texi (Darwin Options): Add -iframework.
14268 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14270 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
14273 2007-03-05 Ian Lance Taylor <iant@google.com>
14275 * c.opt (fgnu89-inline): New option.
14276 * c-opts.c (c_common_post_options): Set default value for
14278 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
14279 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
14281 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
14282 (grokdeclarator, start_function): Likewise.
14283 * c-cppbuiltin.c (c_cpp_builtins): Define either
14284 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
14285 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
14286 (C Dialect Options): Document -fgnu89-inline.
14287 * doc/extend.texi (Function Attributes): Explain what the
14288 gnu_inline attribute does.
14289 * doc/cpp.texi (Common Predefined Macros): Document
14290 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14292 2007-03-05 Ian Lance Taylor <iant@google.com>
14294 PR tree-optimization/31034
14295 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
14296 half-range if the other side is an overflow infinity.
14298 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14300 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
14301 (bfin*-linux-uclibc*): New configuration.
14302 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
14304 * config/bfin/linux.h: New file.
14305 * config/bfin/libgcc-bfin.ver: New file.
14306 * config/bfin/t-bfin-uclinux: New file.
14307 * config/bfin/t-bfin-linux: New file.
14308 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
14309 (TARGET_OS_CPP_BUILTINS): New macro.
14311 2007-03-05 Richard Guenther <rguenther@suse.de>
14313 * fold-const.c (fold_binary): Remove duplicate folding
14314 of comparison of non-null ADDR_EXPR against null.
14316 2007-03-05 Richard Guenther <rguenther@suse.de>
14317 Dorit Nuzman <dorit@il.ibm.com>
14319 PR tree-optimization/26420
14320 * tree-vectorizer.c (vectorize_loops): Bail out early if there
14321 are no loops in the function. Only print the number of
14322 vectorized loops if it is greater than zero or we are supposed
14323 to print information about unvectorized loops.
14325 2007-03-05 Revital Eres <eres@il.ibm.com>
14327 * gcc.dg/var-expand1.c: New test.
14328 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
14329 when an accumulator is expanded.
14331 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14334 * c-common.c (convert_and_check): Don't give warnings for
14335 conversion if 'expr' already overflowed.
14337 2007-03-04 Roger Sayle <roger@eyesopen.com>
14339 PR middle-end/30744
14340 * fold-const.c (fold_comparison): Enforce type consistency when
14341 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
14343 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
14345 * tree-ssa-address.c (create_mem_ref): Do not put an expression
14346 containing a cast to the base of TARGET_MEM_REF.
14348 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
14350 * tree.c (tree_contains_struct_check_failed): Remove spurious
14351 whitespace from error message.
14353 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
14356 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
14357 instead of precision.
14359 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
14360 Nathan Sidwell <nathan@codesourcery.com>
14362 * emit-rtl.c (find_auto_inc): New.
14363 (try_split): recreate REG_INC notes,
14364 Use regular for loops rather than whiles.
14366 2007-03-03 Andreas Schwab <schwab@suse.de>
14368 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
14369 * configure: Regenerate.
14371 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14373 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
14374 flag_rounding_math, not flag_unsafe_math_optimizations.
14376 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
14378 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
14379 alpha_fold_vector_minmax): Likewise.
14380 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
14381 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14383 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14385 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
14386 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
14387 if the lhs has side-effects.
14388 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
14390 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14392 * config/i386/i386.h (TUNEMASK): Remove define.
14393 (ARCHMASK): Remove define.
14394 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
14395 Use ix86_arch_mask variable instead of ARCHMASK.
14396 * config/i386/i386.c (override_options): Ditto.
14397 (standard_80387_constant_p): Ditto.
14399 2007-03-02 Ian Lance Taylor <iant@google.com>
14401 Used signed infinities in VRP.
14402 * tree-vrp.c (uses_overflow_infinity): New static function.
14403 (supports_overflow_infinity): New static function.
14404 (make_overflow_infinity): New static function.
14405 (negative_overflow_infinity): New static function.
14406 (positive_overflow_infinity): New static function.
14407 (is_negative_overflow_infinity): New static function.
14408 (is_positive_overflow_infinity): New static function.
14409 (is_overflow_infinity): New static function.
14410 (overflow_infinity_range_p): New static function.
14411 (compare_values_warnv): New function split out of compare_values.
14412 (compare_value): Call it.
14413 (set_value_range_to_nonnegative): Add overflow_infinity
14414 parameter. Change caller.
14415 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
14417 (vrp_expr_computes_nonzero): Likewise.
14418 (compare_ranges, compare_range_with_value): Likewise.
14419 (compare_name_with_value, compare_names): Likewise.
14420 (vrp_evaluate_conditional): Likewise.
14421 (set_value_range): Handle infinity
14422 (vrp_operand_equal_p, operand_less_p): Likewise.
14423 (extract_range_from_assert): Likewise.
14424 (vrp_int_const_binop): Likewise.
14425 (extract_range_from_binary_expr): Likewise.
14426 (extract_range_from_unary_expr): Likewise.
14427 (extract_range_from_comparison): Likewise.
14428 (extract_range_from_expr): Likewise.
14429 (dump_value_range): Likewise.
14430 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
14431 (test_for_singularity): Likewise.
14432 (vrp_int_const_binop): Remove inline qualifier.
14433 (adjust_range_with_scev): Add comment.
14434 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14436 2007-03-02 Diego Novillo <dnovillo@redhat.com>
14438 * tree-ssa-structalias.c (could_have_pointers): Tidy.
14439 (get_constraint_for): Likewise.
14440 (do_structure_copy): Likewise.
14441 (find_func_aliases): Fix references to MODIFY_EXPR.
14442 (intra_create_variable_infos): Tidy.
14443 * tree-ssa-operands.c (add_virtual_operand): Add argument
14445 When adding members of alias sets, if IS_CALL_SITE is true and
14446 the symbol is not call-clobbered, skip it.
14447 Adjust all callers.
14449 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14451 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
14452 entry by means of emit_insn_at_entry.
14454 2007-03-02 Richard Henderson <rth@redhat.com>
14456 * expr.h (promoted_input_arg): Remove decl.
14457 * function.c (promoted_input_arg): Merge into ...
14458 * combine.c (setup_incoming_promotions): ... only caller.
14459 Rearrange to avoid double loop.
14461 2007-03-02 Ben Elliston <bje@au.ibm.com>
14462 Peter Bergner <bergner@vnet.ibm.com>
14463 Janis Johnson <janis187@us.ibm.com>
14465 * config/rs6000/dfp.md: New file.
14466 * config/rs6000/rs6000.md: Include dfp.md.
14467 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
14468 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
14469 and TDmode decimal float modes in FP registers.
14470 (num_insns_constant): Likewise.
14471 (rs6000_legitimate_offset_address_p): Likewise.
14472 (rs6000_legitimize_address): Likewise.
14473 (rs6000_legitimize_reload_address): Likewise.
14474 (rs6000_legitimate_address): Likewise.
14475 (rs6000_emit_move): Likewise.
14476 (function_arg_boundary): Likewise.
14477 (function_arg_advance): Likewise.
14478 (rs6000_darwin64_record_arg_recurse): Likewise.
14479 (function_arg): Likewise.
14480 (rs6000_gimplify_va_arg): Likewise.
14481 (rs6000_split_multireg_move): Likewise.
14482 (rs6000_output_function_epilogue): Likewise.
14483 (rs6000_output_function_epilogue): Likewise.
14484 (rs6000_register_move_cost): Likewise.
14485 (rs6000_function_value): Likewise.
14486 (rs6000_libcall_value): Likewise.
14488 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14490 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
14492 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14494 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
14495 Use $MULTIDIR to choose between the kernel and RTP headers,
14496 and use $WIND_BASE and $WIND_USR to locate them.
14498 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14500 * config/i386/i386.c (override_options): Put initialization of
14501 ix86_tune_mask and ix86_arch_mask to the correct place.
14503 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14504 Michael Meissner <michael.meissner@amd.com>
14507 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14508 (ARCHMASK): Define.
14509 (TARGET_CMOVE): Use ARCHMASK.
14510 (TARGET_CMPXCHG): Ditto.
14511 (TARGET_CMPXCHG8B): Ditto.
14512 (TARGET_XADD): Ditto.
14513 (TARGET_BSWAP): Ditto.
14514 * config/i386/i386.c (ix86_tune_mask): New global variable.
14515 (ix86_arch_mask): Ditto.
14516 (override_options): Initialize ix86_tune_mask and
14517 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14520 2007-03-02 Ben Elliston <bje@au.ibm.com>
14523 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14525 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14527 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14528 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14529 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14530 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14532 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14533 rs6000_init_dwarf_reg_sizes_extra): New.
14534 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14535 SPE register high parts.
14537 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14539 * Makefile.in: Add install-pdf target as
14540 copied from automake v1.10 rules.
14541 * configure.ac: Add install-pdf to target list.
14542 * configure: Regenerate.
14544 2007-03-01 Paul Brook <paul@codesourcery.com>
14546 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14547 modes to LDRD for DImode.
14548 (output_move_double): Fixup out of range ldrd/strd.
14549 (vfp_secondary_reload_class): Rename...
14550 (coproc_secondary_reload_class): ... to this. Add wb argument.
14551 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14552 coproc_secondary_reload_class for CLASS_IWMMXT.
14553 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14554 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14556 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14558 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14559 unroll factor by the estimated number of iterations.
14560 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14561 than prefetch latency.
14563 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14564 decode_caches_intel, detect_caches_intel): New functions.
14565 (host_detect_local_cpu): Use detect_caches_amd and
14566 detect_caches_intel.
14568 2007-03-01 Richard Henderson <rth@redhat.com>
14570 * expr.c (emit_move_complex_push): Export.
14571 (emit_move_complex_parts): Split out from ...
14572 (emit_move_complex): ... here.
14573 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14574 * config/i386/i386.md (movcdi): New.
14576 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14578 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14579 size of mode1 to check for tieable modes in MMX case.
14581 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14583 * Makefile.in (rtlanal.o): Depend on tree.h.
14584 * rtl.h (offset_within_section_p, split_const): Declare.
14585 * rtlanal.c: Include tree.h.
14586 (offset_within_block_p): New function, taken from
14587 mips_offset_within_object_p.
14588 (split_const): New function, taken from mips_split_const.
14589 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14591 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14592 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14593 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14594 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14595 (m68k_illegitimate_symbolic_constant_p): New function.
14596 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14597 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14598 symbolic constant that might be outside the symbol's section,
14599 move the symbol first and then add the offset.
14600 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14602 * config/mips/mips.c (mips_split_const): Delete.
14603 (mips_offset_within_object_p): Delete.
14604 (mips_symbolic_constant_p): Use offset_within_section_p and
14605 split_const instead of mips_offset_within_object_p and
14607 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14608 (mips_legitimize_const_move, print_operand_reloc)
14609 (mips_dangerous_for_la25_p): Use split_const instead of
14612 2007-02-28 Eric Christopher <echristo@apple.com>
14614 * Makefile.in (install-include-dir): Don't rm -rf include.
14616 2007-02-28 Richard Guenther <rguenther@suse.de>
14618 PR middle-end/30364
14619 * fold-const.c (fold_binary): Do not associate expressions
14620 with more than one variable for integer types that do not wrap.
14622 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14624 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14625 Delete, and replace with...
14626 (fold_builtin_call_array): This. Update callers to use it.
14627 * fold-const.c (fold_build_call_list): Delete, and replace with...
14628 (fold_build_call_array): This.
14629 (fold_build_call_list_initializer): Delete, and replace with...
14630 (fold_build_call_array_initializer): This.
14631 * tree.h: Update declarations to reflect above changes.
14633 * c-typeck.c (build_function_call): Store converted arguments
14634 in a stack-allocated array instead of building a list.
14635 (convert_arguments): Store arguments in the array passed in as an
14636 argument, and return the actual number of arguments.
14637 * c-format.c: (check_function_format): Pass arguments in an
14638 array instead of a list.
14639 * c-common.c (check_function_nonnull): Likewise.
14640 (check_function_sentinel): Likewise.
14641 (check_function_arguments): Likewise.
14642 * c-common.h: Update declarations to reflect above changes.
14644 2007-02-28 Jan Hubicka <jh@suse.cz>
14646 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14647 PRED_NEGATIVE_RETURN): Update outcomes.
14649 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14651 * calls.c (emit_library_call_value_1): Handle partial registers
14652 correctly when building up CALL_INSN_FUNCTION_USAGE.
14654 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14656 * pa/predicates.md (move_src_operand): Allow zero for mode.
14657 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14660 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14663 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14664 *movv2df_internal): Enable pattern only for valid operand
14666 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14667 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14669 2007-02-27 Mike Stump <mrs@apple.com>
14671 * config/darwin-crt3.c: Avoid compilation when compiling for a
14674 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14676 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14678 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14679 for fixed headers and limits.h.
14680 (install-include-dir, install-headers-tar, install-headers-cpio,
14681 install-headers-cp, real-install-headers-tar,
14682 real-install-headers-cpio, real-install-headers-cp): Handle
14683 include-fixed as well as include.
14684 (install-mkheaders): Don't install files that go only in include
14686 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14687 from GCC_INCLUDE_DIR.
14688 * gcc.c (process_command): Remove special -BstageN/ handling.
14689 (do_spec_1): Add include-fixed directories.
14691 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14693 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14695 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14697 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14700 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14702 * c-common.c (get_priority): Add check for
14703 SUPPORTS_INIT_PRIORITY.
14705 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14707 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14709 * config/bfin/bfin.c: Include "cfglayout.h".
14710 (MAX_LSETUP_DISTANCE): New macro.
14711 (struct loop_info): New members incoming, incoming_src and
14712 incoming_dest. Delete member predecessor.
14713 (length_for_loop): New function.
14714 (bfin_optimize_loop): Handle more different loop structures.
14715 (bfin_discover_loop): Rework detection of predecessor blocks by
14716 examining incoming edges.
14717 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14719 (bfin_reorder_loops): New function.
14720 (bfin_reorg_loops): Use these three new functions.
14722 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14723 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14724 (CONSTRAINT_LEN): Add entry for 'q'.
14725 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14726 Add 'q' constraints.
14727 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14728 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14730 * config/bfin/bfin.md (add_with_carry): New pattern.
14731 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14732 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14733 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14734 support unsigned multiplies too. Removed incorrect commutativity from
14735 operand 1 constraint where appropriate.
14736 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14738 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14739 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14741 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14742 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14743 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14744 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14745 usmulhisi_hh_huh): New patterns.
14747 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14748 lshifthi3): Fix output template to use half reg for operand 2.
14750 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14753 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14755 2007-02-27 Andreas Schwab <schwab@suse.de>
14757 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14759 2007-02-27 Jan Hubicka <jh@suse.cz>
14761 * predict.c (last_basic_block_p): Remove.
14762 (tree_estimate_probability): Update return heuristic for commonized
14765 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14767 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14769 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14771 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14772 * doc/cpp.texi: Standardize title page.
14773 * doc/cppinternals.texi: Likewise.
14774 * doc/gcc.texi: Standardize title page, remove version number
14775 from copyright page.
14776 * doc/gccint.texi: Likewise.
14777 * doc/install.texi: Standardize title page, add table of
14780 2007-02-26 Jan Hubicka <jh@suse.cz>
14782 * predict.def: Set outcomes according to more recent results.
14783 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14784 Remove dead predictors.
14785 * predict.c (return_prediction): Fix pasto.
14787 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14789 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14790 change; avoid a memory leak when returning early.
14792 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14794 * c-decl.c (static_ctors): Move to c-common.c.
14795 (static_dtors): Likewise.
14796 (finish_function): Use c_record_cdtor_fn.
14797 (build_cdtor): Move to c-common.c.
14798 (c_write_global_declarations): Use c_build_cdtor_fns.
14799 * c-common.h (static_ctors): Declare.
14800 (static_dtors): Likewise.
14801 (c_record_cdtor_fn): Likewise.
14802 (c_build_cdtor_fns): Likewise.
14803 * c-common.c (static_ctors): New variable.
14804 (static_dtors): Likewise.
14805 (c_record_cdtor_fn): New function.
14806 (build_cdtor): Move from c-decl.c
14807 (c_build_cdtor_fns): New function.
14809 * output.h (assemble_addr_to_section): Declare.
14810 (get_cdtor_priority_section): Likewise.
14811 * varasm.c (assemble_addr_to_section): New function.
14812 (get_cdtor_priority_section): Likewise.
14813 (default_named_section_asm_out_destructor): Use them.
14814 (destor_dtor_section_asm_out_destructor): Likewise.
14815 (default_named_section_asm_out_constructor): Likewise.
14816 (default_ctor_section_asm_out_constructor): Likewise.
14817 * config.gcc (*-*-vxworks*): Include vxworks.o.
14818 * config/t-vxworks (vxworks.o): New target.
14819 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14820 (TARGET_ASM_CONSTRUCTOR): Define.
14821 (TARGET_ASM_DESTRUCTOR): Likewise.
14822 (vxworks_asm_out_constructor): Declare.
14823 (vxworks_asm_out_destructor): Likewise.
14825 * c-common.c (get_priority): Check that we have not just an
14826 INTEGER_CST, but an integer constant with integeral type.
14828 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14830 PR tree-optimization/30938
14831 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14832 use &dt[nargs-1] instead of &dt[nargs] in the call to
14833 vect_is_simple_use().
14835 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14837 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14838 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14839 Do not attempt to handle MEM inside auto-inc expressions.
14840 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14841 of a register modified by an auto-inc expression. However, do handle
14842 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14843 (elimination_effects): Prohibit elimination of a register modified
14844 by an auto-inc expression. Disable register elimination rules whose
14845 target register is modified by an auto-inc expression with variable
14848 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14850 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14852 (array_at_struct_end_p): New function.
14853 (idx_infer_loop_bounds): Use it.
14854 (estimate_numbers_of_iterations_loop): Export.
14855 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14856 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14857 (tree_estimate_probability): Call record_loop_exits.
14858 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14859 (estimated_loop_iterations, estimated_loop_iterations_int,
14860 estimated_loop_iterations_tree): New functions.
14861 (analyze_siv_subscript_cst_affine,
14862 compute_overlap_steps_for_affine_1_2,
14863 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14864 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14865 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14866 (PRED_LOOP_ITERATIONS_GUESSED): New.
14867 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14868 * cfgloop.h (estimate_numbers_of_iterations_loop,
14869 estimated_loop_iterations_int): Declare.
14871 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14873 * doc/extend.texi: Document optional priority argument to
14874 constructors and destructors.
14875 * tree.c (init_priority_for_decl): Adjust GTY markers.
14876 (init_ttree): Use priority-info hash functions for
14877 init_priority_for_decl.
14878 (tree_map_eq): Rename to ...
14879 (tree_map_base_eq): ... this.
14880 (tree_map_marked_p): Rename to ...
14881 (tree_map_base_marked_p): ... this.
14882 (tree_map_base_hash): New function.
14883 (decl_init_priority_lookup): Rework.
14884 (decl_fini_priority_lookup): New function.
14885 (decl_priority_info): New function.
14886 (decl_init_priority_insert): Use it.
14887 (decl_fini_priority_insert): Likewise.
14888 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14890 (decl_restrict_base_insert): Likewise.
14891 (decl_debug_expr_insert): Likewise.
14892 (decl_value_expr_lookup): Likewise.
14893 (decl_value_expr_insert): Likewise.
14894 * tree.h (priority_type): New type.
14895 (decl_init_priority_lookup): Use priority_type.
14896 (decl_fini_priority_lookup): New function.
14897 (decl_init_priority_insert): Use priority_type.
14898 (decl_fini_priority_insert): New function.
14899 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14900 (DECL_INIT_PRIORITY): Likewise.
14901 (SET_DECL_INIT_PRIORITY): Add comment.
14902 (DECL_FINI_PRIORITY): New macro.
14903 (SET_DECL_FINI_PRIORITY): Likewise.
14904 (DEFAULT_INIT_PRIORITY): Document.
14905 (MAX_INIT_PRIORITY): Likewise.
14906 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14907 (tree_map_base): New type.
14908 (tree_map_base_eq): New function.
14909 (tree_map_base_hash): Likewise.
14910 (tree_map_base_marked_p): Likewise.
14911 (tree_map): Inherit from tree_map_base.
14912 (tree_map_eq): Make it a macro.
14913 (tree_map_marked_p): Likewise.
14914 (tree_int_map): Inherit from tree_map_base.
14915 (tree_int_map_eq): Make it a macro.
14916 (tree_int_map_hash): Likewise.
14917 (tree_int_map_marked_p): Likewise.
14918 (tree_priority_map): New type.
14919 (tree_priority_map_eq): New macro.
14920 (tree_priority_map_hash): Likewise.
14921 (tree_priority_map_marked_p): Likewise.
14922 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14924 (emutls_common_1): Likewise.
14925 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14926 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14927 of tree_map hierarchy.
14928 * tree-cfg.c (move_stmt_r): Likewise.
14929 (new_label_mapper): Likewise.
14930 * c-tree.h (c_expand_body): Move to ...
14931 * c-common.h (c_expand_body): ... here.
14932 * c-decl.c (c_expand_body): Move to ...
14933 * c-common.c (c_expand_body): ... here.
14934 (c_common_attribute_table): Allow 1 argument for the constructor
14935 and destructor attributes.
14936 (get_priority): New function.
14937 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14938 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14940 2007-02-24 Jan Hubicka <jh@suse.cz>
14942 PR middle-end/30509
14943 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14944 copying for inlining.
14946 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14947 Jan Hubicka <jh@suse.cz>
14950 * i386.c (counter_mode): New function.
14951 (expand_set_or_movmem_via_loop): Use it.
14952 (expand_movmem_epilogue): Likewise; fix pasto.
14953 (ix86_expand_movmem): Do emit guard even for constant counts.
14954 (ix86_expand_setmem): Likewise.
14956 2007-02-25 Nick Clifton <nickc@redhat.com>
14958 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14959 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14961 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14964 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14965 count argument with 0x10, not with 0x16.
14966 (expand_setmem_epilogue): Ditto.
14968 2007-02-24 Mike Stump <mrs@apple.com>
14970 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14973 2007-02-24 Richard Guenther <rguenther@suse.de>
14975 PR middle-end/30951
14976 * fold-const.c (fold_binary): Fold x +- CST op x for
14977 EQ_EXPR and NE_EXPR.
14979 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14981 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14983 2007-02-24 Jan Hubicka <jh@suse.cz>
14985 * cgraphunit.c (decide_is_function_needed): Honor
14986 -fkeep-inline-functions.
14988 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14990 * builtins.c (fold_builtin_modf): New.
14991 (fold_builtin_2): Use it.
14993 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14995 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14996 (determine_max_iter): Take additional LOOP arg; all callers changed.
14997 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14998 one using simplifications.
14999 (simplify_using_initial_values): Return if the expression becomes
15000 invalid due to altered regs.
15002 2007-02-23 DJ Delorie <dj@redhat.com>
15004 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15006 2007-02-23 Mike Stump <mrs@apple.com>
15008 * tlink.c (scan_linker_output): Parse linker messages from
15009 darwin9's linker better.
15011 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15014 * varpool.c (varpool_assemble_pending_decls): Set
15015 varpool_last_needed_node to null.
15017 2007-02-23 DJ Delorie <dj@redhat.com>
15019 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15020 alignment bigger than the object file can handle.
15022 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15025 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15026 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15027 (*movsf_1): Penalize MMX moves.
15029 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15031 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15032 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15034 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15036 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15038 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15039 (fold_builtin_1): Use them.
15040 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15041 BUILT_IN_SIGNIFICAND.
15043 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15045 * config/i386/i386.c (bdesc_1arg): Initialize
15046 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15047 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15048 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15049 and IX86_BUILTIN_MOVSLDUP.
15051 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15053 PR rtl-optimization/30841
15054 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15056 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15058 * builtins.c (fold_builtin_frexp): New.
15059 (fold_builtin_2): Use it.
15061 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15063 * doc/invoke.texi (Spec Files): Document getenv spec function.
15065 * gcc.c (getenv_spec_function): New function.
15066 (static_spec_functions): Add it.
15067 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15068 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15071 2007-02-22 Michael Matz <matz@suse.de
15074 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15075 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15077 2007-02-22 Ian Lance Taylor <iant@google.com>
15080 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15081 (mem_loc_descriptor): Call it.
15083 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15084 Ira Rosen <irar@il.ibm.com>
15086 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15088 2007-02-22 Ira Rosen <irar@il.ibm.com>
15090 PR tree-optimization/30843
15091 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
15092 stores only after all the group is vectorized.
15094 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
15096 PR tree-optimization/30858
15097 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
15098 in the reduction cycle have a single use in the loop.
15099 * tree-vectorizer.h (relevant): Add documentation.
15101 2007-02-20 Mike Stump <mrs@apple.com>
15103 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
15104 * configure: Regenerate.
15106 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15108 Change the defaults of some parameters and options.
15109 * config/spu/spu-protos.h (spu_optimization_options): Declare.
15110 * config/spu/spu.c (spu_optimization_options): Add.
15111 (spu_override_options): Change params in spu_optimization_options.
15112 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
15114 Register 127 is only 16 byte aligned when used as a frame pointer.
15115 * config/spu/spu-protos.h (spu_init_expanders): Declare.
15116 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
15117 HARD_FRAME_POINTER_REGNUM.
15118 (spu_legitimate_address): Use regno_aligned_for_reload.
15119 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
15120 aligned when frame_pointer_needed is true.
15121 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
15123 * config/spu/spu.h (INIT_EXPANDERS): Define.
15125 Make sure shift and rotate instructions have valid immediate operands.
15126 * config/spu/predicates.md (spu_shift_operand): Remove.
15127 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
15128 * config/spu/constraints.md (W, O): Extend range.
15129 * config/spu/spu.md (umask, nmask): Define.
15130 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
15131 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
15132 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
15133 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
15134 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
15135 (lshr<mode>3_reg): Fix rtl description.
15137 Make sure mulhisi immediate operands are valid.
15138 * config/spu/predicates.md (imm_K_operand): Add.
15139 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
15141 Generate constants using fsmbi and andi.
15142 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
15143 (print_operand, spu_split_immediate, classify_immediate,
15144 fsmbi_const_p): Handle IC_FSMBI2.
15146 Correctly handle a CONST_VECTOR containing symbols.
15147 * config/spu/spu.c (print_operand): Handle HIGH correctly.
15148 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
15149 (immediate_load_p): Allow symbols that use 2 instructions to create.
15150 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
15151 with symbols when flag_pic is set.
15152 (const_vector_immediate_p): New.
15153 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
15154 accept a CONST_VECTOR with symbols.
15155 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
15156 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
15158 * config/spu/spu.md (high, low): Delete.
15159 (low_<mode>): Define.
15161 Remove INTRmode and INTR_REGNUM, which didn't work.
15162 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
15164 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
15165 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
15166 peephole2 pattern): Don't use INTR or 131.
15167 (movintrcc): Delete.
15168 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
15169 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
15170 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
15171 (UNSPEC_SET_INTR): Add.
15172 * config/spu/spu-modes.def (INTR): Remove.
15174 More accurate warnings about run-time relocations.
15175 * config/spu/spu.c (reloc_diagnostic): Test in_section.
15177 Correctly warn about immediate arguments to specific intrinsics.
15178 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
15179 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
15180 the instruction predicate.
15182 Fix tree check errors with latest update.
15183 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
15185 (spu_expand_builtin): Use CALL_EXPR_FN.
15187 Add missing specific intrinsics.
15188 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
15190 * config/spu/spu_internals.h: Ditto.
15192 Fix incorrect operand modifiers.
15193 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
15194 * config/spu/spu.md (xor<mode>3): Change %S to %J.
15196 Optimize one case of zero_extend of a vec_select.
15197 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
15199 Accept any immediate for hbr.
15200 * config/spu/spu.md (hbr): Change s constraints to i.
15202 2007-02-21 Paul Brook <paul@codesourcery.com>
15204 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
15205 condexec_count when skipping USE and CLOBBER.
15207 2007-02-21 Nick Clifton <nickc@redhat.com>
15209 * common.opt (Warray-bounds): Add Warning attribute.
15210 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
15212 (fsized-zeroes): Add Optimization attribute.
15213 (fsplit-wide-types, ftree-scev-cprop): Likewise.
15214 * c.opt (Wc++0x-compat): Add Warning attribute.
15216 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15218 PR middle-end/30761
15219 * reload1.c (eliminate_regs_in_insn): In the single_set special
15220 case, attempt to re-recognize the insn before falling back to
15221 having reload fix it up.
15223 2007-02-20 Eric Christopher <echristo@gmail.com>
15225 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
15226 Rewrite accordingly.
15227 (frv_read_iacc_argument): Ditto.
15228 (frv_expand_set_builtin): Take a call instead of arglist, update for
15230 (frv_expand_unop_builtin): Ditto.
15231 (frv_expand_binop_builtin): Ditto.
15232 (frv_expand_cut_builtin): Ditto.
15233 (frv_expand_binopimm_builtin): Ditto.
15234 (frv_expand_voidbinop_builtin): Ditto.
15235 (frv_expand_int_void2arg): Ditto.
15236 (frv_expand_prefetches): Ditto.
15237 (frv_expand_voidtriop_builtin): Ditto.
15238 (frv_expand_voidaccop_builtin): Ditto.
15239 (frv_expand_load_builtin): Ditto.
15240 (frv_expand_store_builtin): Ditto.
15241 (frv_expand_mdpackh_builtin): Ditto.
15242 (frv_expand_mclracc_builtin): Ditto.
15243 (frv_expand_mrdacc_builtin): Ditto.
15244 (frv_expand_mwtacc_builtin): Ditto.
15245 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
15248 2007-02-20 Janis Johnson <janis187@us.ibm.com>
15250 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
15251 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
15253 (HAVE_GAS_DFP): Check for assembler support of decimal floating
15254 point instructions.
15255 * configure: Regenerate.
15256 * config.in: Regenerate.
15257 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
15258 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
15259 masks to power6 and power6x and to POWERPC_MASKS.
15260 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15262 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
15263 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
15264 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15265 Access PROTOTYPE as variable, not mask.
15267 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15269 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
15270 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
15271 * combine.c (adjust_for_new_dest): Use it.
15272 * postreload.c (reload_combine): Likewise.
15274 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15276 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
15277 notes on an insn with multiple sets, even if single_set returns
15278 non-NULL for that insn.
15280 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15282 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
15283 scalbn and scalbln.
15285 2007-02-20 Geoffrey Keating <geoffk@apple.com>
15287 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15288 if user didn't pass it.
15289 * config/i386/darwin.h (CC1_SPEC): Likewise.
15290 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
15291 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
15292 -mmacosx-version-min.
15294 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15295 Uros Bizjak <ubizjak@gmail.com>
15297 * optabs.h (enum optab_index): Add new OTI_scalb.
15298 (scalb_optab): Define corresponding macro.
15299 * optabs.c (init_optabs): Initialize scalb_optab.
15300 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
15302 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
15303 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
15304 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
15305 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
15306 flag_unsafe_math_optimizations is set.
15308 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
15309 to implement scalbf, scalb and scalbl built-ins as inline x87
15312 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15313 DJ Delorie <dj@redhat.com>
15316 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
15317 (diagnostic_report_diagnostic): ... here, and turn them into real
15318 errors. If warnings are inhibited, no need to do anything.
15320 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
15322 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
15323 better code generation.
15325 2007-02-20 Ben Elliston <bje@au.ibm.com>
15327 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
15329 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
15331 * config/alpha/alpha.c, config/alpha/alpha.md,
15332 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
15333 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
15334 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
15335 config/arm/lib1funcs.asm: Follow spelling conventions.
15337 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
15338 config/fr30/fr30.md, config/i386/i386.h,
15339 config/iq2000/iq2000.h, config/iq2000/predicates.md,
15340 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
15341 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
15342 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
15343 config/rs6000/altivec.md, config/rs6000/rs6000.c,
15344 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
15345 config/sparc/sparc.c, config/sparc/sparc.h,
15346 config/sparc/sparc.md, config/spu/constraints.md,
15347 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
15350 2007-02-20 Alan Modra <amodra@bigpond.net.au>
15353 * varasm.c (use_blocks_for_decl_p): Return false for decls with
15356 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15358 * doc/invoke.texi (-ftree-lrs): Remove.
15360 2007-02-19 Diego Novillo <dnovillo@redhat.com>
15362 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
15365 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
15367 * config/ia64/ia64.c (ia64_expand_builtin): Use the
15368 new CALL_EXPR_FN macro for retrieving the function
15369 declaration of the input expression.
15371 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15373 * c.opt (Waddress): New.
15374 * common.opt (Walways-true): Delete.
15375 (Wstring-literal-comparison): Delete.
15376 * doc/invoke.texi (Warning Options): Delete -Walways-true and
15377 -Wstring-literal-comparison. Add -Waddress.
15379 (Walways-true): Delete.
15380 (Wstring-literal-comparison): Delete.
15381 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
15382 consistently instead of -Walways-true in example.
15383 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
15384 * c-typeck.c (parser_build_binary_op): Replace
15385 -Wstring-literal-comparison and -Walways-true with -Waddress.
15386 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
15389 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15391 * tree-cfg.c (dump_function_to_file): Be prepared for functions
15392 without DECL_STRUCT_FUNCTION initialized.
15394 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15396 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
15397 due to calls to functions taking pointers as parameters.
15399 2007-02-19 Richard Henderson <rth@redhat.com>
15402 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
15405 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
15407 * config/s390/s390.c (s390_call_saved_register_used,
15408 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
15409 accessed to the new scheme.
15411 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15413 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
15414 (cris_print_index, cris_print_operand, cris_print_operand_address)
15415 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
15416 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
15417 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
15418 GET_CODE () == xxx.
15419 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
15420 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
15421 GO_IF_LEGITIMATE_ADDRESS): Ditto.
15422 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
15423 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
15424 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15425 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
15426 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
15427 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
15428 (uminsi3, call, call_value): Ditto.
15429 (define_split: indir_to_reg_split, unnamed): Ditto.
15431 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
15433 PR tree-optimization/30975
15434 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
15437 2007-02-18 Eric Christopher <echristo@gmail.com>
15439 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
15440 Remove use of arglist.
15441 (mips_expand_builtin): Remove use of arglist, pass in expr.
15442 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
15443 (mips_expand_builtin_movtf): Ditto.
15444 (mips_expand_builtin_compare): Ditto.
15446 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15448 * tree-sra.c (sra_build_assignment): Replace assertion
15449 checking with a comment explaining why it can't be done.
15451 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15453 PR middle-end/30833
15454 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
15455 during CALL_EXPR representation conversion.
15456 * tree-ssa-propagate.c (set_rhs): Likewise.
15458 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15460 * tree-sra.c (sra_build_assignment): Disable assertion checking
15463 2007-02-18 Roger Sayle <roger@eyesopen.com>
15465 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
15466 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15467 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
15469 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
15470 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
15471 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15472 gimplify_omp_for, gimplify_omp_atomic_pipeline,
15473 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
15474 force_gimple_operand): Likewise.
15475 * ipa-cp.c (constant_val_insert): Likewise.
15476 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15477 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
15478 perfect_nestify): Likewise.
15479 * langhooks.c (lhd_omp_assignment): Likewise.
15480 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
15481 lower_copyprivate_clauses, lower_send_clauses,
15482 lower_send_shared_vars, expand_parallel_call,
15483 expand_omp_for_generic, expand_omp_for_static_nochunk,
15484 expand_omp_for_static_chunk, expand_omp_sections,
15485 lower_omp_single_copy, lower_omp_for_lastprivate,
15486 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
15487 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15488 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
15491 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15493 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
15494 config/sh/sh.md: Follow spelling conventions.
15496 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
15497 config/frv/predicates.md: Follow spelling conventions.
15499 * config/m68k/linux-unwind.h: Fix a comment typo.
15500 * target.h: Follow spelling conventions.
15502 2007-02-18 Roger Sayle <roger@eyesopen.com>
15504 PR rtl-optimization/28173
15505 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
15506 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
15507 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15508 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15509 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15511 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15513 * builtins.c (fold_builtin_load_exponent): New.
15514 (fold_builtin_2): Use it.
15516 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15518 PR rtl-optimization/30773
15519 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15520 if we fail to attach a REG_EQUIV note.
15522 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15523 Roger Sayle <roger@eyesopen.com>
15525 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15527 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15529 * calls.c (initialize_argument_information): Pass original EXP
15530 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15531 code to split complex arguments here, as part of initializing the
15533 (expand_call): Remove code that builds a list of arguments and
15534 inserts implicit arguments into it. Instead, just count how many
15535 implicit arguments there will be so we can determine the size of
15536 the ARGS array, and let initialize_argument_information do the work.
15537 (split_complex_values): Delete unused function.
15539 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15541 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15543 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15545 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15546 for arg pointer based indexed addressing.
15548 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15550 * config/ia64/ia64.h, config/ia64/ia64.md,
15551 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15552 spelling conventions.
15554 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15556 * config/m68k/m68k.c (split_di): New.
15557 * config/m68k/m68k-protos.h: Declare split_di.
15558 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15559 Improve predicate handling and split constant shifts.
15561 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15563 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15564 parameter for register bitfield operations, general predicates
15567 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15569 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15570 * config/m68k/linux-unwind.h: New file.
15572 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15574 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15575 config/i386/athlon.md, config/ia64/ia64.md,
15576 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15577 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15578 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15579 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15580 tree-vect-transform.c: Fix comment typos.
15582 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15584 * sched-deps.c (find_insn_list): Remove.
15585 * sched-int.h: Remove the prototype for find_insn_list.
15587 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15589 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15591 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15592 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15593 darwin_rs6000_override_options.
15594 (C_COMMON_OVERRIDE_OPTIONS): Expect
15595 darwin_macosx_version_min to be non-NULL always.
15596 (TARGET_C99_FUNCTIONS): Likewise.
15597 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15598 (DARWIN_MINVERSION_SPEC): New.
15599 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15600 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15602 (DARWIN_MINVERSION_SPEC): New.
15603 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15605 * config/darwin-c.c (darwin_cpp_builtins): Expect
15606 darwin_macosx_version_min to be non-NULL always.
15608 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15610 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15612 * config/i386/i386.h (x86_use_xchgb): New.
15613 (TARGET_USE_XCHGB): New macro.
15614 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15615 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15616 Split after reload into bswaphi for shifts of 8.
15617 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15618 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15619 or when optimizing for size.
15621 2007-02-16 Richard Guenther <rguenther@suse.de>
15622 Christian Bruel <christian.bruel@st.com>
15624 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15625 DECLs but prefer SSA_NAMEs over DECLs.
15627 2007-02-16 Richard Guenther <rguenther@suse.de>
15629 * tree-flow-inline.h (single_imm_use_p): Remove.
15630 (zero_imm_uses_p): Likewise.
15631 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15632 instead of single_imm_use_p.
15633 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15636 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15639 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15640 nested double- and backquotes.
15642 2007-02-15 Roger Sayle <roger@eyesopen.com>
15644 PR middle-end/30391
15645 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15646 should be unreachable.
15647 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15648 For the time being redirect GIMPLE_MODIFY_STMT to the new
15649 (renamed) build_gimple_modify_stmt_stat.
15650 (build2_gimple_stat): Rename to...
15651 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15652 Always build a GIMPLE_MODIFY_STMT node.
15653 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15654 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15657 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15658 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15659 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15660 expand_complex_div_wide): Likewise.
15661 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15662 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15663 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15664 * tree-ssa-loop-manip.c (create_iv): Likewise.
15665 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15666 abs_replacement): Likewise.
15667 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15668 realify_fake_stores): Likewise.
15670 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15671 node rather than a GIMPLE_MODIFY_STMT node.
15672 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15673 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15675 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15676 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15677 GIMPLE_MODIFY_STMT.
15679 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15681 PR middle-end/30433
15682 * fold-const.c (fold_comparison): Add back the
15683 folding of constant complex comparisions.
15685 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15687 PR middle-end/30729
15688 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15689 effects unknown to this function, return early.
15691 2007-02-15 Ian Lance Taylor <iant@google.com>
15693 * lower-subreg.c (move_eh_region_note): New static function.
15694 (resolve_simple_move): Call it.
15695 (decompose_multiword_subregs): Track blocks for which we resolve a
15696 simple move which is also a control flow insn. Pass them to
15697 find_many_sub_basic_blocks.
15698 (pass_lower_subreg): Add TODO_verify_flow.
15699 (pass_lower_subreg2): Likewise.
15701 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15702 Brooks Moses <brooks.moses@codesourcery.com>
15703 Lee Millward <lee.millward@codesourcery.com>
15705 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15706 (VL_EXP_CLASS_P): New.
15707 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15709 (TREE_OPERAND_CHECK_CODE): Likewise.
15710 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15711 (TREE_RTL_OPERAND_CHECK): Likewise.
15712 (tree_operand_check_failed): Make second parameter the whole tree
15713 instead of its code. Fixed callers.
15714 (VL_EXP_CHECK): New.
15715 (TREE_OPERAND_LENGTH): New.
15716 (VL_EXP_OPERAND_LENGTH): New.
15717 (CALL_EXPR_FN): New.
15718 (CALL_EXPR_STATIC_CHAIN): New.
15719 (CALL_EXPR_ARGS): New.
15720 (CALL_EXPR_ARG): New.
15721 (call_expr_nargs): New.
15722 (CALL_EXPR_ARGP): New.
15723 (build_nt_call_list): Declare.
15724 (build_vl_exp_stat): Declare.
15725 (build_vl_exp): New.
15726 (build_call_list): Declare.
15727 (build_call_nary): Declare.
15728 (build_call_valist): Declare.
15729 (build_call_array): Declare.
15730 (call_expr_arg): Declare.
15731 (call_expr_argp): Declare.
15732 (call_expr_arglist): Declare.
15733 (fold_build_call_list): Declare.
15734 (fold_build_call_list_initializer): Declare.
15735 (fold_call_expr): Declare to replace fold_builtin.
15736 (fold_builtin_fputs): Update to agree with modified definition.
15737 (fold_builtin_strcpy): Likewise.
15738 (fold_builtin_strncpy): Likewise.
15739 (fold_builtin_memory_chk): Likewise.
15740 (fold_builtin_stxcpy_chk): Likewise.
15741 (fold_builtin_strncpy_chk): Likewise.
15742 (fold_builtin_next_arg): Likewise.
15743 (fold_build_call_expr): Declare.
15744 (fold_builtin_call_list): Declare.
15745 (fold_builtin_call_valist): Declare.
15746 (build_call_expr): Declare.
15747 (validate_arglist): Update to agree with modified definition.
15748 (tree_operand_length): New.
15749 (call_expr_arg_iterator): New.
15750 (init_call_expr_arg_iterator): New.
15751 (next_call_expr_arg): New.
15752 (first_call_expr_arg): New.
15753 (more_call_expr_args_p): New.
15754 (FOR_EACH_CALL_EXPR_ARG): New.
15756 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15757 and tcc_gimple_stmt.
15758 (tree_code_size): Update documentation. Use sizeof (tree) rather
15759 than sizeof (char *).
15760 (tree_size): Likewise. Add case for tcc_vl_exp.
15761 (tree_node_structure): Add case for tcc_vl_exp.
15762 (contains_placeholder_p): Likewise.
15763 (substitute_in_expr): Likewise.
15764 (substitute_placeholder_in_expr): Likewise.
15765 (stabilize_reference_1): Likewise.
15766 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15767 to diagnose breakage of this interface for constructing CALL_EXPRs.
15768 (build_nt): Add similar assertion here.
15769 (build_nt_call_list): New.
15770 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15771 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15773 (get_callee_fndecl): Use new CALL_EXPR accessors.
15774 (tree_operand_check_failed): Change parameters to pass entire node
15775 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15776 (process_call_operands): New.
15777 (build_vl_exp_stat): New.
15778 (build_call_list): New.
15779 (build_call_nary): New.
15780 (build_call_valist): New.
15781 (build_call_array): New.
15782 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15783 (call_expr_arglist): New.
15785 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15786 tcc_vl_exp instead of a fixed-size tcc_expression.
15788 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15789 accessors for CALL_EXPRs.
15790 (AGGR_INIT_EXPR): Likewise.
15792 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15793 Brooks Moses <brooks.moses@codesourcery.com>
15794 Lee Millward <lee.millward@codesourcery.com>
15796 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15797 (expand_builtin_nonlocal_goto): Change parameter to be entire
15798 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15799 (expand_builtin_prefetch): Likewise.
15800 (expand_builtin_classify_type): Likewise.
15801 (mathfn_built_in): Return NULL_TREE instead of 0.
15802 (expand_errno_check): Use new CALL_EXPR accessors.
15803 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15804 Return NULL_RTX instead of 0.
15805 (expand_builtin_mathfn_2): Likewise.
15806 (expand_builtin_mathfn_3): Likewise.
15807 (expand_builtin_interclass_mathfn): Likewise.
15808 (expand_builtin_sincos): Likewise.
15809 (expand_builtin_cexpi): Likewise.
15810 (expand_builtin_int_roundingfn): Likewise.
15811 (expand_builtin_int_roundingfn_2): Likewise.
15812 (expand_builtin_pow): Likewise.
15813 (expand_builtin_powi): Likewise.
15814 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15815 of arglist, fixing callers appropriately. Use new CALL_EXPR
15816 accessors and constructors. Return NULL_RTX instead of 0.
15817 (expand_builtin_strstr): Likewise.
15818 (expand_builtin_strchr): Likewise.
15819 (expand_builtin_strrchr): Likewise.
15820 (expand_builtin_strpbrk): Likewise.
15821 (expand_builtin_memcpy): Likewise.
15822 (expand_builtin_mempcpy): Likewise.
15823 (expand_builtin_mempcpy_args): New.
15824 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15825 (expand_builtin_memmove_args): New.
15826 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15827 (expand_movstr): Likewise.
15828 (expand_builtin_strcpy): Likewise.
15829 (expand_builtin_strcpy_args): New.
15830 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15831 (expand_builtin_strncpy): Likewise.
15832 (expand_builtin_memset): Likewise.
15833 (expand_builtin_memset_args): New.
15834 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15835 (expand_builtin_memcmp): Likewise.
15836 (expand_builtin_strcmp): Likewise.
15837 (expand_builtin_strncmp): Likewise.
15838 (expand_builtin_strcat): Likewise.
15839 (expand_builtin_strncat): Likewise.
15840 (expand_builtin_strspn): Likewise.
15841 (expand_builtin_strcspn): Likewise.
15842 (expand_builtin_args_info): Likewise.
15843 (expand_builtin_va_start): Likewise.
15844 (gimplify_va_arg_expr): Likewise.
15845 (expand_builtin_va_end): Likewise.
15846 (expand_builtin_va_copy): Likewise.
15847 (expand_builtin_frame_address): Likewise.
15848 (expand_builtin_alloca): Likewise.
15849 (expand_builtin_bswap): Likewise.
15850 (expand_builtin_unop): Likewise.
15851 (expand_builtin_fputs): Likewise.
15852 (expand_builtin_expect): Likewise.
15853 (expand_builtin_fabs): Likewise.
15854 (expand_builtin_copysign): Likewise.
15855 (expand_builtin_printf): Likewise.
15856 (expand_builtin_fprintf): Likewise.
15857 (expand_builtin_sprintf): Likewise.
15858 (expand_builtin_init_trampoline): Likewise.
15859 (expand_builtin_signbit): Likewise.
15860 (expand_builtin_fork_or_exec): Likewise.
15861 (expand_builtin_sync_operation): Likewise.
15862 (expand_builtin_compare_and_swap): Likewise.
15863 (expand_builtin_lock_test_and_set): Likewise.
15864 (expand_builtin_lock_release): Likewise.
15865 (expand_builtin): Likewise.
15866 (builtin_mathfn_code): Likewise.
15868 (fold_builtin_constant_p): Pass call arguments individually instead
15869 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15870 accessors and constructors. Return NULL_TREE instead of 0.
15871 (fold_builtin_expect): Likewise.
15872 (fold_builtin_classify_type): Likewise.
15873 (fold_builtin_strlen): Likewise.
15874 (fold_builtin_nan): Likewise.
15875 (integer_valued_real_p): Likewise.
15876 (fold_trunc_transparent_mathfn): Likewise.
15877 (fold_fixed_mathfn): Likewise.
15878 (fold_builtin_cabs): Likewise.
15879 (fold_builtin_sqrt): Likewise.
15880 (fold_builtin_cbrt): Likewise.
15881 (fold_builtin_cos): Likewise.
15882 (fold_builtin_cosh): Likewise.
15883 (fold_builtin_tan): Likewise.
15884 (fold_builtin_sincos): Likewise.
15885 (fold_builtin_cexp): Likewise.
15886 (fold_builtin_trunc): Likewise.
15887 (fold_builtin_floor): Likewise.
15888 (fold_builtin_ceil): Likewise.
15889 (fold_builtin_round): Likewise.
15890 (fold_builtin_int_roundingfn): Likewise.
15891 (fold_builtin_bitop): Likewise.
15892 (fold_builtin_bswap): Likewise.
15893 (fold_builtin_logarithm): Likewise.
15894 (fold_builtin_hypot): Likewise.
15895 (fold_builtin_pow): Likewise.
15896 (fold_builtin_powi): Likewise.
15897 (fold_builtin_exponent): Likewise.
15898 (fold_builtin_memset): Likewise.
15899 (fold_builtin_bzero): Likewise.
15900 (fold_builtin_memory_op): Likewise.
15901 (fold_builtin_bcopy): Deleted; call site changed to invoke
15902 fold_builtin_memory_op directly.
15903 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15904 (fold_builtin_strncpy): Likewise.
15905 (fold_builtin_memcmp): Likewise.
15906 (fold_builtin_strcmp): Likewise.
15907 (fold_builtin_strncmp): Likewise.
15908 (fold_builtin_signbit): Likewise.
15909 (fold_builtin_copysign): Likewise.
15910 (fold_builtin_isascii): Likewise.
15911 (fold_builtin_toascii): Likewise.
15912 (fold_builtin_isdigit): Likewise.
15913 (fold_builtin_fabs): Likewise.
15914 (fold_builtin_abs): Likewise.
15915 (fold_builtin_fmin_fmax): Likewise.
15916 (fold_builtin_carg): Likewise.
15917 (fold_builtin_classify): Likewise.
15918 (fold_builtin_unordered_cmp): Likewise.
15920 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15921 New functions split out from fold_builtin_1.
15922 (fold_builtin_n): New.
15923 (fold_builtin_varargs): New.
15924 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15926 (fold_call_expr): New.
15927 (build_function_call_expr): Rewrite to use new helper function.
15928 (fold_builtin_call_list): New.
15929 (build_call_expr): New.
15930 (fold_builtin_call_valist): New.
15931 (rewrite_call_expr): New.
15932 (validate_arg): New.
15933 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15934 of an arglist. Change return type to bool. Use new CALL_EXPR
15937 (fold_builtin_strstr): Pass call arguments individually instead
15938 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15939 accessors and constructors. Return NULL_TREE instead of 0.
15940 (fold_builtin_strchr): Likewise.
15941 (fold_builtin_strrchr): Likewise.
15942 (fold_builtin_strpbrk): Likewise.
15943 (fold_builtin_strcat): Likewise.
15944 (fold_builtin_strncat): Likewise.
15945 (fold_builtin_strspn): Likewise.
15946 (fold_builtin_strcspn): Likewise.
15947 (fold_builtin_fputs): Likewise.
15948 (fold_builtin_next_arg): Likewise.
15949 (fold_builtin_sprintf): Likewise.
15951 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15952 NULL_RTX instead of 0.
15953 (expand_builtin_memory_chk): Likewise.
15954 (maybe_emit_chk_warning): Likewise.
15955 (maybe_emit_sprintf_chk_warning): Likewise.
15957 (fold_builtin_object_size): Pass call arguments individually instead
15958 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15959 accessors and constructors. Return NULL_TREE instead of 0.
15960 (fold_builtin_memory_chk): Likewise.
15961 (fold_builtin_stxcpy_chk): Likewise.
15962 (fold_builtin_strncpy_chk): Likewise.
15963 (fold_builtin_strcat_chk): Likewise.
15964 (fold_builtin_strcat_chk): Likewise.
15965 (fold_builtin_strncat_chk): Likewise.
15966 (fold_builtin_sprintf_chk): Likewise.
15967 (fold_builtin_snprintf_chk): Likewise.
15968 (fold_builtin_printf): Likewise.
15969 (fold_builtin_vprintf): Likewise.
15971 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15973 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15974 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15975 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15976 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15977 (fold_unary): Likewise.
15978 (fold_binary): Likewise.
15979 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15980 ternary expressions.
15981 (fold): Add logic for tcc_vl_exp.
15982 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15983 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15984 (fold_build3_stat): Add assertion to flag broken interface for
15985 constructing CALL_EXPRs.
15986 (fold_build_call_list): New.
15987 (fold_build_call_list_initializer): New.
15988 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15990 (fold_strip_sign_ops): Likewise.
15992 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15993 Brooks Moses <brooks.moses@codesourcery.com>
15994 Lee Millward <lee.millward@codesourcery.com>
15996 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15997 accessors and dump arguments explicitly.
15999 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16001 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16003 (print_call_name): Use new CALL_EXPR accessors.
16005 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16006 CALL_EXPR arguments explicitly instead of as a list. Use
16007 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16009 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16010 (vrp_visit_stmt): Likewise.
16012 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16013 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16015 (force_move_till_expr): Likewise.
16017 * targhooks.c (default_external_stack_protect_fail): Use
16018 build_call_expr instead of build_function_call_expr.
16019 (default_hidden_stack_protect_fail): Likewise.
16021 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16024 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16025 and walk arguments explicitly.
16027 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16028 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16029 (expand_simple_operations): Likewise.
16030 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16032 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16033 of TREE_CODE_LENGTH.
16034 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16036 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16037 instead of TREE_CODE_LENGTH.
16039 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16040 (tree_ic_transform): Likewise.
16041 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16042 parameter instead of arglist. Fix callers.
16043 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16044 (tree_stringops_transform): Likewise.
16045 (tree_indirect_call_to_profile): Likewise.
16046 (tree_stringops_values_to_profile): Likewise.
16048 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16049 (eliminate_tail_call): Likewise.
16051 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16053 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16054 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16056 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16058 * omp-low.c (build_omp_barrier): Use build_call_expr.
16059 (lower_rec_input_clauses): Likewise.
16060 (lower_reduction_clauses): Likewise.
16061 (expand_parallel_call): Likewise.
16062 (maybe_catch_exception): Likewise.
16063 (expand_omp_for_generic): Likewise.
16064 (expand_omp_for_static_nochunk): Likewise.
16065 (expand_omp_sections): Likewise.
16066 (lower_omp_single_simple): Likewise.
16067 (lower_omp_single_copy): Likewise.
16068 (lower_omp_master): Likewise.
16069 (lower_omp_ordered): Likewise.
16070 (lower_omp_critical): Likewise.
16072 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16073 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16075 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16076 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16077 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16079 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16080 and generalize to handle any number of operands.
16081 (chrec_contains_undetermined): Likewise.
16082 (tree_contains_chrecs): Likewise.
16083 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16085 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16087 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16088 fold_call_expr instead of fold_builtin.
16089 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16090 match declarations there.
16091 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
16094 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
16095 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16097 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
16098 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
16100 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
16103 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
16104 (execute_cse_sincos): Use new CALL_EXPR accessors.
16106 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
16108 * gimple-low.c (lower_function_body): Use build_call_expr.
16109 (lower_builtin_setjmp): Likewise.
16111 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
16112 (set_storage_via_libcall): Likewise.
16113 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
16114 instead of TREE_CODE_LENGTH.
16115 (expand_expr_real_1): Use new CALL_EXPR accessors.
16117 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
16118 generalize to handle any number of operands.
16119 (TB_parent_eq): Likewise.
16121 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
16122 (strip_builtin_expect): Likewise.
16124 * function.c (gimplify_parameters): Use build_call_expr.
16126 * tree-vectorizer.c (vect_is_simple_reduction): Use
16127 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16129 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
16130 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
16132 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
16135 * gimplify.c (build_stack_save_restore): Use build_call_expr.
16136 (gimplify_decl_expr): Likewise.
16137 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
16138 Use new CALL_EXPR iterators.
16139 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
16140 (gimplify_modify_expr_to_memset): Likewise.
16141 (gimplify_variable_sized_compare): Likewise.
16142 (gimplify_omp_atomic_fetch_op): Likewise.
16143 (gimplify_omp_atomic_pipeline): Likewise.
16144 (gimplify_omp_atomic_mutex): Likewise.
16145 (gimplify_function_tree): Likewise.
16147 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
16148 (call_expr_flags): Likewise.
16149 (expand_call): Likewise.
16151 * except.c (expand_builtin_eh_return_data_regno): Pass entire
16152 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16155 * coverage.c (create_coverage): Use build_call_expr.
16157 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
16158 (temp_call_expr_obstack): New.
16159 (pool_copy_list): Delete.
16160 (temp_copy_call_expr): New.
16161 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
16162 CALL_EXPR accessors. Get rid of special goo for copying argument
16163 lists and use temp_copy_call_expr instead.
16164 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
16165 CALL_EXPR accessors.
16166 (create_expression_by_pieces): Likewise. Use build_call_array
16167 to construct the result instead of fold_build3.
16168 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
16169 dealing with argument lists.
16170 (init_pre): Remove references to expression_node_pool and
16171 list_node_pool. Init temp_call_expr_obstack instead.
16172 (fini_pre): Remove references to expression_node_pool and
16175 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
16176 and walk arguments explicitly instead of as a list.
16178 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
16179 (mx_register_decls): Likewise.
16180 (mudflap_register_call): Likewise.
16181 (mudflap_finish_file): Likewise.
16183 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
16184 (ipa_callsite_compute_param): Likewise.
16186 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
16187 accessors and constructor.
16189 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
16190 accessors and constructor.
16191 (convert_tramp_reference): Likewise.
16192 (convert_call_expr): Likewise.
16193 (finalize_nesting_tree_1): Likewise.
16195 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
16198 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
16200 * tree-inline.c (initialize_inlined_parameters): Pass entire
16201 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16203 (estimate_num_insns_1): Use new CALL_EXPR accessors.
16204 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
16206 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
16207 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16208 (vectorizable_reduction): Likewise.
16209 (vectorizable_call): Use new CALL_EXPR iterators.
16210 (vectorizable_conversion): Use build_call_expr.
16211 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
16212 (vect_gen_widened_results_half): Use build_call_expr.
16213 (vect_setup_realignment): Likewise.
16214 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
16216 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
16217 (pass_through_call): Likewise.
16218 (compute_object_sizes): Likewise. Use fold_call_expr instead of
16221 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
16222 (tree_gen_pow2_profiler): Likewise.
16223 (tree_gen_one_value_profiler): Likewise.
16224 (tree_gen_ic_func_profiler): Likewise.
16225 (tree_gen_average_profiler): Likewise.
16226 (tree_gen_ior_profiler): Likewise.
16228 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
16229 (find_func_aliases): Use new CALL_EXPR accessors. Add case
16230 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16232 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
16233 of TREE_CODE_LENGTH.
16235 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
16236 of TREE_CODE_LENGTH.
16238 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
16240 (convert_to_integer): Likewise.
16242 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
16245 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16246 Brooks Moses <brooks.moses@codesourcery.com>
16247 Lee Millward <lee.millward@codesourcery.com>
16249 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
16251 * config/frv/frv.c (frv_expand_builtin): Likewise.
16252 * config/s390/s390.c (s390_expand_builtin): Likewise.
16254 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
16255 (sparc_expand_builtin): Use new CALL_EXPR accessors.
16257 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
16258 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
16259 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
16260 (ix86_expand_store_builtin): Likewise.
16261 (ix86_expand_unop_builtin): Likewise.
16262 (ix86_expand_unop1_builtin): Likewise.
16263 (ix86_expand_sse_compare): Likewise.
16264 (ix86_expand_sse_comi): Likewise.
16265 (ix86_expand_vec_init_builtin): Likewise.
16266 (ix86_expand_vec_ext_builtin): Likewise.
16267 (ix86_expand_vec_set_builtin): Likewise.
16268 (ix86_expand_builtin): Use new CALL_EXPR accessors.
16270 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
16271 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16273 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
16274 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16275 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
16277 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
16279 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16280 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
16281 arglist. Use new CALL_EXPR accessors. Fix callers.
16282 (altivec_expand_abs_builtin): Likewise.
16283 (rs6000_expand_binop_builtin): Likewise.
16284 (altivec_expand_predicate_builtin): Likewise.
16285 (altivec_expand_lv_builtin): Likewise.
16286 (spe_expand_stv_builtin): Likewise.
16287 (altivec_expand_stv_builtin): Likewise.
16288 (rs6000_expand_ternop_builtin): Likewise.
16289 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
16290 (altivec_expand_st_builtin): Likewise.
16291 (altivec_expand_dst_builtin): Likewise.
16292 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
16293 arglist. Use new CALL_EXPR accessors. Fix callers.
16294 (altivec_expand_vec_set_builtin): Likewise.
16295 (altivec_expand_vec_ext_builtin): Likewise.
16296 (altivec_expand_builtin): Use new CALL_EXPR accessors.
16297 (spe_expand_builtin): Likewise.
16298 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
16299 arglist. Use new CALL_EXPR accessors. Fix callers.
16300 (spe_expand_evsel_builtin): Likewise.
16301 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
16302 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
16304 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
16305 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16306 (arm_expand_unop_builtin): Likewise.
16307 (arm_expand_builtin): Use new CALL_EXPR accessors.
16309 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
16312 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
16313 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
16315 (bfin_expand_unop_builtin): Likewise.
16316 (bfin_expand_builtin): Use new CALL_EXPR accessors.
16318 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16319 Brooks Moses <brooks.moses@codesourcery.com>
16320 Lee Millward <lee.millward@codesourcery.com>
16322 * c-semantics.c (build_stmt): Add internal diagnostic check.
16324 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
16325 accessors. Print arguments explicitly instead of as a list.
16327 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
16329 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
16330 (c_finish_omp_flish): Likewise.
16332 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
16333 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
16334 instead of TREE_CODE_LENGTH.
16335 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
16336 (c_warn_unused_result): Likewise.
16338 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16341 * doc/invoke.texi (Warning Options): Remove
16342 -Werror-implicit-function-declaration.
16343 (Wimplicit-function-declaration): Update description.
16344 * opts.c (common_handle_option): Move handling of -Werror=* to...
16345 (enable_warning_as_error): ...here.
16346 * opts.h (enable_warning_as_error): Declare.
16347 * c-decl.c (implicit_decl_warning): Unless
16348 -Wno-implicit-function-declaration is given, emit a pedwarn if
16349 -std=c99 or emit a warning if -Wimplicit-function-declaration.
16350 * c.opt (Wimplicit-function-declaration): Replace
16351 mesg_implicit_function_declaration with
16352 warn_implicit_function_declaration.
16353 * c-opts.c (c_common_handle_option):
16354 -Werror-implicit-function-declaration is exactly equal as
16355 -Werror=implicit-function-declaration.
16356 (set_Wimplicit): Replace mesg_implicit_function_declaration with
16357 warn_implicit_function_declaration.
16358 (c_common_post_options): -Wimplict-function-declaration is enabled
16359 by default by -std=c99, otherwise is disabled by default.
16360 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
16362 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16364 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
16365 DECL on the rhs to a DECL on the lhs for debug info purposes if the
16366 former is ignored but not the latter.
16368 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16370 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
16371 is made and the reference doesn't use the alias set of its type,
16372 do not create the temporary using that type.
16374 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
16376 * jump.c: Remove prototypes for delete_computation and
16377 delete_prior_computation.
16379 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16381 * jump.c (get_label_after): Delete.
16382 (get_label_before, delete_computation, delete_jump,
16383 delete_prior_computation, follow_jumps): Move...
16384 * reorg.c (delete_computation, delete_prior_computation): ... here...
16385 (get_label_before, delete_jump): ... making these static ...
16386 (follow_jumps): ... and simplifying this since it only runs after
16388 * rtl.h (get_label_after, get_label_before, delete_jump,
16389 follow_jumps): Delete prototypes.
16391 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16393 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
16395 2007-02-15 Nick Clifton <nickc@redhat.com>
16397 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
16398 order to prevent it from being munged by the target.
16400 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
16402 * config/i386/i386.md: Remove misleading comment.
16404 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16406 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
16407 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
16410 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16412 * tree-sra.c (instantiate_missing_elements): Canonicalize
16414 (sra_build_assignment): New.
16415 (generate_copy_inout, generate_element_copy,
16416 generate_element_zero, generate_one_element_init): Use it.
16418 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16420 * tree-sra.c (instantiate_missing_elements): Canonicalize
16422 (sra_build_assignment): New.
16423 (generate_copy_inout, generate_element_copy,
16424 generate_element_zero, generate_one_element_init): Use it.
16426 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16428 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
16431 2007-02-14 Joseph Myers <joseph@codesourcery.com>
16433 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
16434 types as aggregates not scalars.
16435 * function.c (assign_stack_temp_for_type): Likewise.
16437 2007-02-14 Roger Sayle <roger@eyesopen.com>
16438 Zdenek Dvorak <dvorakz@suse.cz>
16440 * tree-dump.c (dump_switch_p_1): Require exact match of the option
16443 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
16445 * passes.c (next_pass_1): Clear the next field of the copied
16448 2007-02-14 Richard Henderson <rth@redhat.com>
16450 * tree-sra.c (early_sra): New.
16451 (decl_can_be_decomposed_p): Deny va_list if early_sra.
16452 (tree_sra_early, pass_sra_early): New.
16453 * tree-pass.h (pass_sra_early): Declare.
16454 * passes.c (init_optimization_passes): Use it.
16456 2007-02-14 Richard Guenther <rguenther@suse.de>
16458 * flags.h (issue_strict_overflow_warning): Convert to a macro.
16460 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
16462 PR tree-optimization/30771
16463 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
16465 (vect_analyze_operations): Induction phis can now be marked as
16467 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
16468 Update documentation accordingly.
16470 2007-02-14 Nick Clifton <nickc@redhat.com>
16472 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
16473 most 3 arguments are supported.
16474 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
16476 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
16478 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
16479 Ensure dst->current is valid.
16481 2007-02-13 Paul Brook <paul@codesourcery.com>
16483 * config.gcc: Add arm*-*-uclinux-*eabi.
16484 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
16485 (SUBTARGET_EXTRA_LINK_SPEC): Define.
16486 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
16487 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
16488 (LINK_SPEC): Define.
16489 (LIB_SPEC): Define.
16490 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
16492 * config/arm/uclinux-eabi.h: New file.
16493 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
16494 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
16497 2007-02-13 Ian Lance Taylor <iant@google.com>
16499 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
16500 * flags.h (warn_strict_overflow): Declare.
16501 (enum warn_strict_overflow_code): Define.
16502 (issue_strict_overflow_warning): New static inline function.
16503 * opts.c (warn_strict_overflow): New variable.
16504 (common_handle_option): Handle OPT_Wstrict_overflow and
16505 OPT_Wstrict_overflow_.
16506 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16508 * fold-const.c: Include intl.h.
16509 (fold_deferring_overflow_warnings): New static variable.
16510 (fold_deferred_overflow_warning): New static variable.
16511 (fold_deferred_overflow_code): New static variable.
16512 (fold_defer_overflow_warnings): New function.
16513 (fold_undefer_overflow_warnings): New function.
16514 (fold_undefer_and_ignore_overflow_warnings): New function.
16515 (fold_deferring_overflow_warnings_p): New function.
16516 (fold_overflow_warning): New static function.
16517 (make_range): Add strict_overflow_p parameter. Change all
16519 (extract_muldiv, extract_muldiv_1): Likewise.
16520 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16521 tree_expr_nonnegative_p.
16522 (fold_negate_expr): Call fold_overflow_warning.
16523 (fold_range_test): Likewise.
16524 (fold_comparison): Likewise.
16525 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16526 instead of tree_expr_nonnegative_p.
16527 (tree_expr_nonnegative_warnv_p): Rename from
16528 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16529 (tree_expr_nonnegative_p): New function.
16530 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16531 strict_overflow_p parameter.
16532 (tree_expr_nonzero_p): New function.
16533 * passes.c (verify_interpass_invariants): New static function.
16534 (execute_one_pass): Call it.
16535 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16537 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16538 (estimate_numbers_of_iterations): Likewise.
16539 (scev_probably_wraps_p): Likewise.
16540 * tree-ssa-ccp.c: Include "toplev.h".
16541 (evaluate_stmt): Defer fold overflow warnings until we know we are
16543 (struct fold_stmt_r_data): Add stmt field.
16544 (fold_stmt_r): Defer fold overflow warnings until we know we
16546 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16547 (fold_stmt_inplace): Likewise.
16548 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16549 (cleanup_control_expr_graph): Defer fold overflow warnings until
16550 we know we are going to optimize.
16551 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16552 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16554 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16555 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16556 * tree-ssa-loop-manip.c (create_iv): Likewise.
16557 * c-typeck.c (build_conditional_expr): Likewise.
16558 (build_binary_op): Likewise.
16559 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16560 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16561 (extract_range_from_unary_expr): Likewise.
16562 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16563 assuming that signed overflow does not occur.
16564 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16565 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16566 (fold_defer_overflow_warnings): Declare.
16567 (fold_undefer_overflow_warnings): Declare.
16568 (fold_undefer_and_ignore_overflow_warnings): Declare.
16569 (fold_deferring_overflow_warnings_p): Declare.
16570 (tree_expr_nonzero_warnv_p): Declare.
16571 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16572 of warning options.
16573 (Warning Options): Document -Wstrict-overflow.
16574 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16575 (tree-ssa-ccp.o): Likewise.
16576 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16577 (fold-const.o): Depend on intl.h.
16579 2007-02-13 Ian Lance Taylor <iant@google.com>
16581 PR middle-end/30751
16582 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16585 2007-02-13 Stuart Hastings <stuart@apple.com>
16587 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16589 2007-02-13 Richard Henderson <rth@redhat.com>
16591 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16592 handled_component_p before looking for the indirect_ref.
16594 2007-02-13 Richard Henderson <rth@redhat.com>
16596 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16597 remove flags clobber.
16598 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16599 (bswaphi_lowpart): New.
16600 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16601 remove TARGET_BSWAP test. Delete expander of the same name.
16603 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16604 (expand_unop): Use them.
16606 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16608 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16609 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16610 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16611 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16612 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16613 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16614 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16615 assembler dialect choice from asm templates.
16617 2007-02-12 Richard Henderson <rth@redhat.com>
16619 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16620 (fixuns_trunc<SSEMODEF>si2): Use it.
16621 * config/i386/sse.md (vec_setv4sf_0): Export.
16622 * config/i386/i386.c (ix86_build_const_vector): Export.
16623 (ix86_split_convert_uns_si_sse): Rename from
16624 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16625 * config/i386/i386-protos.h: Update.
16627 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16630 * c-typeck.c (c_finish_return): Improve warning message.
16632 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16634 * alias.c (find_symbolic_term): Delete unused function.
16636 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16638 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16639 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16640 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16642 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16644 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16645 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16646 the function, temporarily point the debug interface to the null one.
16648 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16650 * dwarf2out.c (round_up_to_align): New static function.
16651 (field_byte_offset): Use it to round the offset.
16653 2007-02-12 Richard Henderson <rth@redhat.com>
16655 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16656 (inswl_const): Export.
16658 2007-02-12 Richard Henderson <rth@redhat.com>
16660 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16661 result mode of the libcall, convert back to outmode.
16663 2007-02-12 Roger Sayle <roger@eyesopen.com>
16665 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16666 (bswapdi2): New define_expand to implement 32-bit implementation.
16668 2007-02-12 Nick Clifton <nickc@redhat.com>
16670 * doc/invoke.texi (Overall Options): Document --help=.
16671 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16672 (cc1_options): Pass --help= on to cc1.
16673 (display_help): Add description of --help=.
16674 (process_command): Add code to handle --help=. Allow translated
16675 --help and --target-help switches to be passed on to compiler
16677 (main): Remove unused if statement.
16678 * opts.c (columns): Remove.
16679 (LEFT_COLUMN): Define.
16680 (wrap_help): Add columns argument.
16681 (print_filtered_help): Change parameters to be an include bitmask,
16682 an exclude bitmask, an any bitmask and the column width. Move the
16683 code to display the params list here. Add code to display the
16684 status of options rather than their descriptions if the quiet flag
16686 (print_specific_help): Change parameters to be an include bitmask,
16687 an exclude bitmask and an any bitmask. Move code to look up the
16688 column width here. Decide upon the title for an options listing.
16689 (common_handle_options): Add code to handle --help=. Adapt code
16690 for --help and --target-help to use the revised form of the
16691 print_specific_help function.
16692 (print_help): Delete.
16693 (print_param_help): Delete.
16694 (print_switch): Delete.
16695 * opts.h (cl_lang_count): Add prototype.
16696 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16697 CL_MAX_OPTION_CLASS): New defines.
16698 * optc-gen.awk: Add construction of cl_lang_count.
16699 * c.opt: Add Warning attribute to warning options and Optimization
16700 attribute to optimization options.
16701 * common.opt: Likewise.
16703 Add -fhelp and -ftarget-help as aliases for the transformed --help
16704 and --target-help options.
16705 * opt-functions.awk: Add code to handle Warning and Optimization
16708 2007-02-12 Richard Henderson <rth@redhat.com>
16710 * config/alpha/constraints.md: New file.
16711 * config/alpha/alpha.c: Include tm-constrs.h.
16712 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16713 alpha_extra_constraint): Remove.
16714 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16715 * config/alpha/alpha-protos.h: Update.
16716 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16717 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16718 (EXTRA_CONSTRAINT): Remove.
16719 * config/alpha/alpha.md: Include constraints.md.
16720 (adddi splitter): Use satisfies_constraint_*.
16721 * config/alpha/predicates.md (add_operand): Likewise.
16722 (sext_add_operand, addition_operation): Likewise.
16724 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16726 PR tree-optimization/29145
16727 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16728 in our handling of restrict qualified pointers.
16730 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16733 * doc/invoke.texi (Wunused-value): Update description.
16734 (Wextra): Delete item.
16735 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16736 value of Wunused-value.
16737 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16738 (c_finish_stmt_expr): Don't check extra_warnings.
16739 (emit_side_effect_warnings): The caller is responsible to check
16742 2007-02-11 Roger Sayle <roger@eyesopen.com>
16743 Matt Thomas <matt@3am-software.com>
16745 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16747 2007-02-11 Roger Sayle <roger@eyesopen.com>
16749 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16750 comparisons of POPCOUNT against zero.
16751 (simplify_const_relational_operation): Likewise.
16753 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16755 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16757 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16759 * dwarf2out.c (root_type): Delete unused function.
16761 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16763 * genattrtab.c (contained_in_p): Delete unused function.
16764 (write_expr_attr_cache): Likewise.
16766 2007-02-11 Jan Hubicka <jh@suse.cz>
16768 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16771 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16773 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16774 to add the REG_EQ* note.
16775 * see.c (see_merge_one_use_extension): Likewise.
16776 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16777 turn REG_EQUAL notes into REG_EQUIV notes if the target
16778 register may have more than one set.
16779 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16780 * gcse.c (try_replace_reg): Likewise.
16781 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16782 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16783 more than one REG_EQUIV note.
16784 * reload1.c (gen_reload): Use set_unique_reg_note.
16786 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16789 (ix86_builtin_conversion): New function.
16791 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16794 * tree.h (DECL_REPLACEABLE_P): New macro.
16795 * except.c (set_nothrow_function_flags): Likewise.
16797 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16798 Ira Rosen <irar@il.ibm.com>
16799 Dorit Nuzman <dorit@il.ibm.com>
16801 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16802 * targhooks.c (default_builtin_vectorized_conversion): New.
16803 * targhooks.h (default_builtin_vectorized_function): New declaration.
16804 * target.h (struct vectorize): Add builtin_conversion field.
16805 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16806 stmt_vec_info_type value.
16807 (vectorizable_conversion): New declaration.
16808 * tree-vect-analyze.c (vect_analyze_operations): Add
16809 vectorizable_conversion call.
16810 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16811 * tree-vect-transform.c (vectorizable_conversion): New function.
16812 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16813 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16815 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16816 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16817 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16818 or ALTIVEC_BUILTIN_VCFSX.
16820 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16823 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16824 CONST_DOUBLE and operand 0 is a hard register.
16825 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16826 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16827 is a hard floating-point register.
16829 2007-02-10 Richard Henderson <rth@redhat.com>
16830 Jakub Jelinek <jakub@redhat.com>
16831 Alexandre Oliva <aoliva@redhat.com>
16833 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16834 * builtin-types.def (BT_WORD): Make unsigned.
16835 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16836 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16837 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16838 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16839 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16840 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16842 * expr.c (emutls_var_address): New.
16843 (expand_expr_real_1): Expand emulated tls.
16844 (expand_expr_addr_expr_1): Likewise.
16845 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16846 * output.h (emutls_finish): Declare.
16847 * toplev.c (compile_file): Call it.
16848 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16849 address before wrapping in CONST.
16850 * varasm.c (emutls_htab, emutls_object_type): New.
16851 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16852 (get_emutls_object_name, get_emutls_object_type): New.
16853 (get_emutls_init_templ_addr, emutls_decl): New.
16854 (emutls_common_1, emutls_finish): New.
16855 (assemble_variable): When emulating tls, swap decls; generate
16856 constructor for the emutls objects.
16857 (do_assemble_alias): When emulating tls, swap decl and target name.
16858 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16860 * varpool.c (decide_is_variable_needed): Look at force_output.
16861 Recurse for emulated tls.
16862 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16863 with decide_is_variable_needed.
16864 * emutls.c: New file.
16865 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16866 tls_object for real tls.
16868 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16870 PR rtl-optimization/29599
16871 * reload1.c (eliminate_regs_in_insn): Take the destination
16872 mode into account when computing the offset.
16874 2007-02-09 Stuart Hastings <stuart@apple.com>
16875 Richard Henderson <rth@redhat.com>
16877 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16878 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16879 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16880 fixuns_truncdfhi2): New.
16881 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16882 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16883 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16884 (floatunssidf2): Allow nonimmediate source.
16885 * config/i386/sse.md (movdi_to_sse): New.
16886 (vec_concatv2di): Drop '*'.
16887 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16888 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16889 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16891 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16892 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16893 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16894 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16895 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16896 ix86_build_const_vector.
16897 (x86_emit_floatuns): Rewrite.
16899 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16901 * genautomata.c (longest_path_length): Delete unused function.
16902 (struct state): Delete unused longest_path_length.
16903 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16904 (get_free_state): Delete unused.
16906 2007-02-09 Jan Hubicka <jh@suse.cz>
16908 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16909 * doc/invoke.texi (inline-unit-growth): Update default value.
16911 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16912 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16913 (rebuild_cgraph_edges): Likewise.
16914 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16915 (dump_cgraph_node): Dump frequencies.
16916 (cgraph_clone_edge): Add frequency scales.
16917 (cgraph_clone_node): Add freuqnecy.
16918 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16919 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16920 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16921 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16922 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16923 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16924 (save_inline_function_body): Likewise.
16925 * ipa-inline.c: inluce rtl.h
16926 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16927 (cgraph_edge_badness): Use frequencies.
16928 (cgraph_decide_recursive_inlining): Update clonning.
16929 (cgraph_decide_inlining_of_small_function): Dump frequency.
16930 * predict.c (estimate_bb_frequencies): Export.
16931 * predict.h (estimate_bb_frequencies): Declare.
16932 * tree-inline.c (copy_bb): Watch overflows.
16933 (expand_call_inline): Update call of cgraph_create_edge.
16934 (optimize_inline_calls): Use TODO flags to update frequnecies.
16935 * passes.h: Include predict.h
16936 (init_optimization_passes): Move profile ahead.
16937 (execute_function_todo): Handle TODO_rebuild_frequencies.
16939 2007-02-09 Roger Sayle <roger@eyesopen.com>
16941 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16942 the insbl or inswl pattern into a register.
16944 2007-02-09 Roger Sayle <roger@eyesopen.com>
16946 * config/ia64/ia64.md (bswapdi2): New define_insn.
16948 2007-02-09 Richard Henderson <rth@redhat.com>
16950 * config/i386/constraints.md (Ym): New constraint.
16951 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16952 (movdi_1_rex64): Split sse and xmm general register moves from
16953 memory move alternatives. Use conditional register constraints.
16954 (movsf_1, movdf_integer): Likewise.
16955 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16956 (movdf_integer_rex64): New.
16957 (pushsf_rex64): Fix output constraints.
16958 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16959 (sse2_stored): Likewise.
16960 (sse2_storeq_rex64): New.
16961 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16962 amd and not generic.
16963 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16964 for optimize_size. Remove SF/DFmode hack.
16966 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16968 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16971 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16972 Richard Sandiford <richard@codesourcery.com>
16974 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16975 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16976 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16977 m68k/t-mlib to tmake_file.
16978 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16979 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16980 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16981 Allow it to be cf or m68k. Set m68k_arch_family. If that
16982 variable is not empty, add t-$m68k_arch_family to tmake_file.
16983 Add t-mlibs to tmake_file.
16984 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16985 * config/m68k/t-cf: New file.
16986 * config/m68k/t-m68k: Likewise.
16987 * config/m68k/t-mlibs: Likewise.
16988 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16989 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16990 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16991 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16992 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16994 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16995 (INSTALL_LIBGCC): Delete.
16996 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16997 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16998 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16999 (M68K_MLIB_CPU): Define.
17000 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17001 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17002 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17004 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17005 Richard Guenther <rguenther@suse.de>
17007 PR middle-end/23361
17008 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17009 against INT_MIN/INT_MAX.
17010 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17011 file if a loop is removed.
17013 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17015 * calls.c (store_one_arg): Pass correct alignment to
17016 emit_push_insn for non-BLKmode values.
17017 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17018 unaligned stack slot via a suitably aligned slot.
17020 2007-02-08 DJ Delorie <dj@redhat.com>
17022 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17024 (legal_subregs): Use unsigned char, make const.
17025 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17027 2007-02-08 Paul Brook <paul@codesourcery.com>
17029 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17030 special interworking needed.
17032 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17034 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17035 conditional to __SSE2__.
17036 (Entries below should have been added to first ChangeLog
17037 entry for amdfam10 dated 2007-02-05)
17038 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17040 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17042 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17045 2007-02-08 DJ Delorie <dj@redhat.com>
17047 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17048 * config/m32c/m32c.c (legal_subregs): New.
17049 (m32c_illegal_subreg_p): New.
17050 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17051 unsupported subregs of hard regs.
17053 2007-02-08 Jan Hubicka <jh@suse.cz>
17055 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17056 the same one; always update histograms.
17058 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17060 * passes.c (init_optimization_passes): Tidy comment.
17062 2007-02-08 Roger Sayle <roger@eyesopen.com>
17064 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17065 strip zero_extend, bswap and rotates from POCOUNT's argument.
17066 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17067 zero_extend and rotates from PARITY's argument.
17068 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17069 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17070 of an integer constant at compile-time.
17072 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17075 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17077 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17080 * tree-ssa-live.c (remove_unused_locals): Do not remove
17081 TREE_ADDRESSABLE variables.
17082 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17083 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17084 FOR_CLOBBER. Update all users.
17085 If VAR has an associated alias set, add a virtual operand for
17086 it if no alias is found to conflict with the memory reference.
17088 2007-02-07 Jan Hubicka <jh@suse.cz>
17089 Robert Kidd <rkidd@crhc.uiuc.edu>
17091 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
17093 2007-02-07 Ian Lance Taylor <iant@google.com>
17095 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
17097 2007-02-07 Roger Sayle <roger@eyesopen.com>
17099 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
17100 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
17101 tablejumpdi, movsi_to_cr_one): Remove constraints from
17102 define_expand's match_operands.
17104 2007-02-07 Roger Sayle <roger@eyesopen.com>
17106 * global.c (compute_regsets): Move declatation of "i" inside of
17107 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
17109 2007-02-07 Jakub Jelinek <jakub@redhat.com>
17112 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
17113 of INDIRECT_REF <RESULT_DECL>.
17115 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
17117 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
17118 Kaz Kojima <kkojima@gcc.gnu.org>
17121 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
17123 (sh_initialize_trampoline): Add parentheses to avoid a warning.
17125 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17127 * doc/loop.texi: Document possibility not to perform disambiguation
17128 of loops with multiple latches.
17129 * cfgloopmanip.c (alp_enum_p): Removed.
17130 (add_loop): Handle subloops. Use get_loop_body_with_size.
17131 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
17132 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
17133 the new forwarder block.
17134 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
17135 Handle the case latch is NULL.
17136 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
17137 modifications when marking loop exits.
17138 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
17140 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
17141 disambiguate_loops_with_multiple_latches.
17142 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
17143 before fix_loop_structure.
17144 * cfgloop.c: Include pointer-set.h and output.h.
17145 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
17146 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
17147 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
17148 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
17149 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
17150 disambiguate_multiple_latches, get_loop_body_with_size,
17151 disambiguate_loops_with_multiple_latches): New functions.
17152 (flow_loop_dump): Dump multiple latch edges.
17153 (flow_loop_nodes_find): Handle loops with multiple latches.
17154 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
17155 (glb_enum_p): Modified.
17156 (get_loop_body): Use get_loop_body_with_size.
17157 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
17158 (AVOID_CFG_MODIFICATIONS): New constant.
17159 (disambiguate_loops_with_multiple_latches, add_loop,
17160 get_loop_body_with_size): Declare.
17161 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
17163 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
17165 PR inline-asm/28686
17166 * global.c (compute_regsets): New function.
17167 (global_alloc): Refactored ELIMINABLE_REGSET
17168 and NO_GLOBAL_ALLOC_REGS computation out.
17169 (rest_of_handle_global_alloc): Call compute_regsets()
17170 for non-optimizing case.
17172 2007-02-06 Richard Henderson <rth@redhat.com>
17174 * config/i386/constraints.md (Y2): Rename from Y.
17175 (Yi): New constraint.
17176 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
17177 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
17178 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
17179 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
17180 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
17181 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
17182 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
17183 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
17184 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
17185 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
17186 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
17187 vec_extractv2si_1): Change Y constraints to Y2.
17188 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
17189 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
17190 Change Y constraints to Y2.
17191 (sse2_loadld): Change Y constraints to x.
17193 2007-02-06 Roger Sayle <roger@eyesopen.com>
17195 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
17196 (parity<mode>2): New define_expand using rs6000_emit_parity.
17197 * config/rs6000/rs6000.c (rs6000_emit_popcount,
17198 rs6000_emit_parity): New functions.
17199 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
17200 rs6000_emit_parity): Prototype here.
17202 2007-02-06 Ian Lance Taylor <iant@google.com>
17204 * lower-subreg.c (simple_move_operand): Reject CONST.
17205 (resolve_clobber): Call validate_change rather than directly
17206 assigning to XEXP (pat, 0).
17208 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17210 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
17211 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
17212 (tree-cfg.o): Remove hashtab.h dependency.
17214 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
17215 (struct ivopts_data): Change niters to pointer_map_t.
17216 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
17217 (niter_for_exit): Create pointer_map on demand. Change for
17219 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
17220 (free_loop_data): Destroy data->niters if created and reset field.
17221 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
17222 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
17224 * tree-ssa-reassoc.c: Include pointer-set.h.
17225 (bb_rank): Change to long *.
17226 (operand_rank): Change to pointer_map_t.
17227 (find_operand_rank): Return long, -1 if not found. Declare as inline.
17228 (insert_operand_rank): Accept long.
17229 (operand_entry_hash, operand_entry_eq): Remove.
17230 (get_rank): Return long. Adjust for changes above.
17231 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
17233 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
17235 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
17236 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
17237 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
17239 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
17240 directly since it cannot be NULL.
17241 (get_vi_for_tree): Rewrite for pointer_map API.
17242 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
17243 (init_alias_vars): Create vi_for_tree as pointer_map.
17244 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
17246 * tree-cfg.c: Don't include hashtab.h.
17247 (edge_to_cases): Declare as pointer_map.
17248 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
17250 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
17251 (start_recording_case_labels): Create edge_to_cases as pointer_map.
17252 (end_recoding_case_labels): Cleanup edge_to_cases manually before
17254 (record_switch_edge): Delete.
17255 (get_cases_for_edge): Adjust for pointer_map API, inline
17256 record_switch_edge (rewritten for new API), remove goto.
17258 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17260 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
17261 * tree-nested.c: Include pointer-set.h.
17262 (var_map_elt, var_map_eq, var_map_hash): Delete.
17263 (struct nesting_info): Remove GTY marker. Change the two htab_t's
17264 to pointer_map_t's.
17265 (nesting_info_bitmap_obstack): New.
17266 (lookup_field_for_decl): Adjust for pointer_map API.
17267 (lookup_tramp_for_decl): Adjust for pointer_map API.
17268 (get_nonlocal_debug_decl): Adjust for pointer_map API.
17269 (get_local_debug_decl): Adjust for pointer_map API.
17270 (convert_nl_goto_reference): Adjust for pointer_map API.
17271 (convert_nl_goto_receiver): Adjust for pointer_map API.
17272 (create_nesting_tree): Create outside GGC space. Create bitmap on
17273 the new obstack. Create field_map and var_map as pointer_maps.
17274 (free_nesting_tree): Adjust for changes to create_nesting_tree.
17276 (lower_nested_functions): Move root here, no need to NULL it.
17277 Initialize and release the obstack.
17279 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
17281 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
17282 Remove prototypes and make them non-static.
17283 (struct tree_int_map): Remove.
17284 * tree.h (struct tree_int_map): Move here, turning TO into an
17286 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
17288 * tree.h (TREE_COMPLEXITY): Remove.
17289 (struct tree_exp): Remove complexity field.
17290 * tree.c (build1_stat): Don't set it.
17292 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
17293 Victor Kaplansky <victork@il.ibm.com>
17295 * tree-vectorizer.c (vect_is_simple_use): Support induction.
17296 (vect_is_simple_reduction): Support reduction with induction as
17297 one of the operands.
17298 (vect_is_simple_iv_evolution): Fix formatting.
17299 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
17300 formatting. Don't mark induction phis for vectorization.
17301 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
17302 * tree-vect-transform.c (get_initial_def_for_induction): New function.
17303 (vect_get_vec_def_for_operand): Support induction.
17304 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
17306 (vectorizable_reduction): Support reduction with induction as one of
17308 (vectorizable_type_demotion): Use def-type of stmt argument rather
17309 than dummy def-type.
17311 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
17312 flag_tree_scev_cprop.
17313 * common.opt (tree-scev-cprop): New flag.
17315 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
17316 call to vect_get_new_vect_var.
17318 2007-02-06 Ira Rosen <irar@il.ibm.com>
17320 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
17321 vectype is not NULL.
17322 (vect_pattern_recog_1): Likewise.
17324 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17326 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
17327 (fold_negate_expr): Likewise.
17329 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
17332 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
17333 even if cv-qualification is the same.
17335 2007-02-05 Geoffrey Keating <geoffk@apple.com>
17337 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
17338 __enable_execute_stack on completion.
17340 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17342 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
17343 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
17344 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
17345 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
17346 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
17347 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
17348 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
17349 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
17351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17353 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
17354 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
17355 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
17356 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
17357 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
17358 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
17359 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
17360 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
17361 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
17362 umuldi3_highpart_rex64, umulsi3_highpart_insn,
17363 umulsi3_highpart_zext, smuldi3_highpart_rex64,
17364 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
17365 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
17366 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
17367 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
17368 sqrtextenddfxf2_i387): Added amdfam10_decode.
17370 * config/i386/athlon.md (athlon_idirect_amdfam10,
17371 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
17372 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
17373 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
17374 athlon_ivector_store_amdfam10): New define_insn_reservation.
17375 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
17378 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17380 * config/i386/athlon.md (athlon_call_amdfam10,
17381 athlon_pop_amdfam10, athlon_lea_amdfam10): New
17382 define_insn_reservation.
17383 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
17384 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
17385 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
17387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17389 * config/i386/athlon.md (athlon_sseld_amdfam10,
17390 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
17391 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
17393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17395 * config/i386/athlon.md (athlon_sseins_amdfam10): New
17396 define_insn_reservation.
17397 * config/i386/i386.md (sseins): Added sseins to define_attr type
17398 and define_attr unit.
17399 * config/i386/sse.md: Set type attribute to sseins for insertq
17402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17404 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
17405 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
17406 ssecomi_load_amdfam10, ssecomi_amdfam10,
17407 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
17408 define_insn_reservation.
17409 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
17411 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17413 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
17414 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
17415 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
17416 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
17417 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
17418 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
17419 define_insn_reservation.
17421 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
17422 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
17423 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
17424 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
17425 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
17427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17429 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
17430 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
17431 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
17432 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
17433 athlon_ssemul_load_k8): Added amdfam10.
17435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17437 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
17438 (x86_sse_unaligned_move_optimal): New variable.
17440 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
17442 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
17443 for unaligned vector SSE double/single precision loads for AMDFAM10.
17445 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17447 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
17448 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
17449 Define TARGET_CPU_DEFAULT_amdfam10.
17450 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
17451 (processor_type): Add PROCESSOR_AMDFAM10.
17453 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
17454 processor_type in config/i386/i386.h.
17455 Enable imul peepholes for TARGET_AMDFAM10.
17457 * config.gcc: Add support for --with-cpu option for amdfam10.
17459 * config/i386/i386.c (amdfam10_cost): New variable.
17460 (m_AMDFAM10): New macro.
17461 (m_ATHLON_K8_AMDFAM10): New macro.
17462 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
17463 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
17464 x86_promote_QImode, x86_integer_DFmode_moves,
17465 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17466 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
17467 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
17468 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
17469 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
17470 Enable/disable for amdfam10.
17471 (override_options): Add amdfam10_cost to processor_target_table.
17472 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
17473 processor_alias_table.
17474 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
17475 (ix86_adjust_cost): Add code for amdfam10.
17477 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17479 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
17480 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
17481 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
17482 * config/i386/i386.h: Add builtin definition for SSE4A.
17483 * config/i386/i386.md: Add support for ABM instructions
17484 (popcnt and lzcnt).
17485 * config/i386/sse.md: Add support for SSE4A instructions
17486 (movntss, movntsd, extrq, insertq).
17487 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
17488 Add -march=amdfam10 flag.
17489 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
17490 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
17492 * doc/extend.texi: Add documentation for SSE4A builtins.
17494 2007-02-05 Bob Wilson <bob.wilson@acm.org>
17496 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
17498 2007-02-05 Richard Guenther <rguenther@suse.de>
17500 * tree-vectorizer.h (vectorizable_function): Add argument type
17501 argument, change return type.
17502 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
17503 * tree-vect-transform.c (vectorizable_function): Handle extra
17504 argument, return vectorized function decl.
17505 (build_vectorized_function_call): Remove.
17506 (vectorizable_call): Handle calls with result and argument types
17507 differing. Handle loop vectorization factor correctly.
17508 * targhooks.c (default_builtin_vectorized_function): Adjust for
17510 * targhooks.h (default_builtin_vectorized_function): Likewise.
17511 * target.h (builtin_vectorized_function): Add argument type
17513 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17514 extra argument, allow vectorizing of lrintf.
17515 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17516 documentation of target hook.
17518 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17521 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17522 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17523 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17525 2007-02-05 Roger Sayle <roger@eyesopen.com>
17527 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17528 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17529 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17530 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17531 before canonicalizing sincos to cexpi.
17532 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17534 2007-02-05 Roger Sayle <roger@eyesopen.com>
17536 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17537 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17538 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17540 2007-02-05 Roger Sayle <roger@eyesopen.com>
17542 * mips-tfile.c (initialize_init_file): Correct endianness test.
17544 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17546 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17547 the 'y' constraint.
17549 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17551 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17552 saves in a PARALLEL before the register assignments.
17554 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17556 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17557 DWARF_FRAME_RETURN_COLUMN to be a general register.
17558 * dwarf2out.c (init_return_column_size): New function, split from...
17559 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17560 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17561 to be nongeneral registers.
17562 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17564 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17565 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17567 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17569 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17571 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17573 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17574 (remove_path): Use can_remove_branch_p and remove_branch instead
17575 of loop_delete_branch_edge.
17576 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17577 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17578 Update profile using scale_dominated_blocks_in_loop.
17579 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17580 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17581 (can_remove_branch_p, remove_branch): Declare.
17582 * tree-cfg.c (tree_can_remove_branch_p): New function.
17583 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17584 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17585 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17587 2007-02-05 Jan Hubicka <jh@suse.cz>
17589 PR middle-end/30696
17590 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17591 nodes in cgraph, don't remove offline copy of the function.
17593 2007-02-04 Jan Hubicka <jh@suse.cz>
17595 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17596 vectors might cause maybe_lookup_element_for_expr to be called
17597 on non-sra-candidate.
17599 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17601 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17602 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17603 spelling conventions.
17605 2007-02-04 Richard Guenther <rguenther@suse.de>
17607 PR middle-end/30636
17608 * fold-const.c (try_move_mult_to_index): Make sure to not
17609 overflow one dimension of a multi-dimensional array access.
17611 2007-02-04 Jan Hubicka <jh@suse.cz>
17613 * passes.c (init_optimization_passes): Reindent.
17615 2007-02-04 Jan Hubicka <jh@suse.cz>
17616 Eric Botcazou <ebotcazou@adacore.com>
17618 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17619 (execute_fixup_cfg): Break out the abnormal goto code.
17620 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17621 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17622 (optimize_inline_calls): Call make_nonlocal_label_edges.
17624 2007-02-04 Jan Hubicka <jh@suse.cz>
17626 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17627 true when something was changed.
17628 (rename_ssa_copies): When something was changed, do
17629 TODO_remove_unused_locals.
17630 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17631 add TODO_remove_unused_locals when instruction was removed.
17633 2007-02-04 Jan Hubicka <jh@suse.cz>
17635 * ipa-inline.c (try_inline): Improve debug output; work on already
17637 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17638 call try_inline for already inlined edges too when flattening;
17639 inline also functions that make callee growth but overall unit size
17642 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17644 * config/m32c/bitops.md, config/m32c/jump.md,
17645 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17646 config/m32r/m32r.h, config/m32r/m32r.md,
17647 config/m32r/predicates.md, config/m68hc11/larith.asm,
17648 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17649 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17650 config/mips/mips-protos.h, config/mips/mips.c,
17651 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17652 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17653 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17654 spelling conventions.
17656 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17657 Follow spelling conventions.
17659 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17661 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17662 warn about C++0x compatibility.
17664 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17666 * config/h8300/h8300.c, config/h8300/h8300.h,
17667 config/h8300/h8300.md: Follow spelling conventions.
17669 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17671 PR middle-end/30667
17672 * combine.c (try_combine): Do not substitute source operand
17673 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17675 2007-02-03 Jan Hubicka <jh@suse.cz>
17677 PR gcov-profile/30650
17678 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17679 do not divide by zero for never executed counters.
17680 (tree_find_values_to_profile): Fix counters.
17681 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17683 2007-02-03 Ian Lance Taylor <iant@google.com>
17685 * lower-subreg.c (simple_move_operand): New static function,
17686 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17688 (simple_move): Call simple_move_operand.
17689 (find_decomposable_subregs): Add special handling of MEMs.
17690 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17691 meaning of return value. If we see a hard register, test whether
17692 it can store a word_mode value. Change all callers.
17694 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17696 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17697 ftrapv insns and expanders.
17698 (subdi3): Change define_expand operand 1 to arith11_operand, and
17699 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17700 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17701 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17704 PR middle-end/30174
17705 * varasm.c (notice_global_symbol): Treat global objects as weak when
17706 flag_shlib is true.
17708 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17710 * emit-rtl.c (dconstpi): Delete.
17711 (dconstsqrt2): New.
17712 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17713 * real.h (dconstpi): Delete.
17714 (dconstsqrt2): New.
17715 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17716 (fold_builtin_hypot): Likewise.
17718 2007-02-03 Tom Tromey <tromey@redhat.com>
17721 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17722 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17724 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17726 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17727 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17728 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17729 config/rs6000/cell.md, config/rs6000/darwin.h,
17730 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17731 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17732 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17733 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17734 typos. Follow spelling conventions.
17735 * doc/invoke.texi: Follow spelling conventions.
17737 2007-02-03 Roger Sayle <roger@eyesopen.com>
17739 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17740 canonicalization transformations that attempt to simplify integer
17741 constant comparisons to become comparisons against zero.
17743 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17745 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17747 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17748 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17750 2007-02-02 Mike Stump <mrs@apple.com>
17752 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17753 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17754 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17755 generate a branch island.
17757 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17759 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17760 (xtensa_legitimate_address_p): New.
17761 (xtensa_legitimize_address): New.
17762 (xtensa_output_addr_const_extra): New.
17763 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17765 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17766 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17767 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17768 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17769 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17770 (xtensa_legitimize_address): New.
17771 (xtensa_output_addr_const_extra): New.
17773 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17775 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17777 2007-02-02 Ian Lance Taylor <iant@google.com>
17779 * expmed.c (expand_divmod): Add comment.
17781 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17783 * emit-rtl.c (renumber_insns): Remove.
17784 * flags.h: Remove the extern for flag_renumber_insns.
17785 * rtl.h: Remove the prototype for renumber_insns.
17786 * toplev.c (flag_renumber_insns): Remove.
17788 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17790 Revert for x86 darwin:
17791 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17793 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17794 code before the following patch under TARGET_MACHO.
17795 (ix86_function_value_regno_p): Likewise.
17797 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17799 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17802 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17805 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17806 loads to general or fp registers. Add comments.
17807 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17809 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17811 * pointer-set.c (insert_aux): Only return insertion slot.
17812 (pointer_set_insert): Adjust.
17813 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17814 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17815 pointer_map_traverse): New.
17816 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17817 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17818 pointer_map_contains, pointer_map_traverse): Declare.
17820 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17822 PR middle-end/30473
17823 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17824 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17826 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17828 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17830 (struct _dep): New type.
17831 (dep_t): New typedef.
17832 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17833 (DEP_STATUS): New access macro. The macro with the same name was
17834 renamed to DEP_LINK_STATUS.
17835 (dep_init): Declare function
17837 (struct _dep_link): New type.
17838 (dep_link_t): New typedef.
17839 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17840 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17841 (DEP_LINK_STATUS): New macro.
17842 (debug_dep_links): New debug function.
17844 (struct _deps_list): New type.
17845 (deps_list_t): New typedef.
17846 (DEPS_LIST_FIRST): New access macro.
17847 (FOR_EACH_DEP_LINK): New cycle macro.
17848 (create_deps_list, free_deps_list, delete_deps_list): Declare
17850 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17851 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17852 (copy_deps_list_change_con): Ditto.
17854 (move_dep_link): Declare function.
17856 (struct _dep_node): New type.
17857 (dep_node_t): New typedef.
17858 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17860 (struct haifa_insn_data.back_deps): New field to hold backward
17861 dependencies of the insn.
17862 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17864 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17865 Change its type to deps_list_t.
17866 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17867 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17868 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17870 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17872 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17874 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17876 (dep_cost): Declare.
17878 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17879 (ds_to_dk, dk_to_ds): New functions.
17881 (init_dep_1): New static function.
17882 (init_dep): New function.
17883 (copy_dep): New static function.
17885 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17887 (detach_dep_link): New static function.
17888 (move_dep_link): New function.
17890 (dep_links_consistent_p, dump_dep_links): New static functions.
17891 (debug_dep_links): New debugging function.
17893 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17895 (alloc_deps_list, init_deps_list): New static functions.
17896 (create_deps_list): New function.
17897 (clear_deps_list): New static function.
17898 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17899 (deps_list_consistent_p, dump_deps_list): New static functions.
17900 (debug_deps_list): New function.
17901 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17903 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17905 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17906 use new scheduler dependencies lists.
17907 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17908 (sched_analyze): Ditto. Initialize dependencies lists.
17909 (add_forw_dep, compute_forward_dependences): Update to use new
17910 scheduler dependencies lists.
17912 (init_dependency_caches): Init deps_obstack.
17913 (free_dependency_caches): Free deps_obstack.
17915 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17916 new scheduler dependencies lists.
17917 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17918 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17920 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17921 Update to use new scheduler dependencies lists.
17922 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17923 (debug_dependencies): Ditto.
17924 (schedule_region): Update comments.
17926 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17927 scheduler dependencies lists.
17928 (schedule_ebb): Update comments.
17930 * rtl.def (DEPS_LIST): Remove.
17932 * lists.c (unused_deps_list): Remove.
17933 (free_list): Update assertions.
17935 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17936 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17938 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17939 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17941 * haifa-sched.c (comments): Update.
17942 (insn_cost1): Remove. Inline the code into insn_cost ().
17943 (insn_cost): Update to use new scheduler dependencies lists. Move
17944 processing of the dependency cost to dep_cost ().
17945 (dep_cost): New function. Use it instead of insn_cost () when
17946 evaluating cost of the dependency. Use compatible interface to
17947 interact with the target.
17948 (priority): Update to use new scheduler dependencies lists.
17949 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17950 with greater number of insns that depend on the insn.
17951 (schedule_insn): Update to use new scheduler dependencies lists. Add
17952 code to free backward dependencies lists. Inline and optimize code
17953 from resolve_dep () - see PR28071.
17954 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17955 lists. Update call to targetm.sched.is_costly_dependence hook.
17957 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17958 scheduler dependencies lists.
17960 (resolve_dep): Remove. Move the logic to schedule_insn ().
17961 (init_h_i_d): Initialize dependencies lists.
17963 (process_insn_depend_be_in_spec): Rename to
17964 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17965 dependencies lists.
17966 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17967 Update to use new scheduler dependencies lists.
17968 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17970 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17971 new scheduler dependencies lists.
17972 (build_intra_loop_deps): Ditto.
17974 * target.h (struct _dep): Declare to use in
17975 gcc_target.sched.is_costly_dependence.
17976 (struct gcc_target.sched.adjust_cost): Fix typo.
17977 (struct gcc_target.sched.is_costly_dependence): Change signature to
17978 use single dep_t parameter instead of an equivalent triad.
17979 (struct gcc_target.sched.adjust_cost_2): Remove.
17981 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17983 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17985 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17987 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17989 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17990 (REG_DEP_TRUE): Document.
17992 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17993 Change signature to correspond to the targetm.sched.adjust_cost hook.
17994 Update use in TARGET_SCHED_ADJUST_COST_2.
17995 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17996 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17997 new scheduler dependencies lists.
17998 (ia64_gen_check): Ditto.
18000 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18001 scheduler dependencies lists.
18003 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18004 signature to correspond to the targetm.sched.is_costly_dependence hook.
18005 (is_costly_group): Update to use new scheduler dependencies lists.
18007 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18008 instead of INSN_COST () macro.
18010 2007-02-01 Ian Lance Taylor <iant@google.com>
18012 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18014 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18016 * pa.md (tp_load): Correct mfctl instruction syntax.
18018 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18020 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18021 altivec_padding_size calculation on AIX. Improve comment, add
18022 assert to verify that it's right.
18024 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18027 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18029 PR inline-asm/28686
18030 * global.c (global_alloc): Add mising initialization of
18033 2007-02-01 Roger Sayle <roger@eyesopen.com>
18035 * alias.c (init_alias_analysis): Correct whitespace.
18036 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18037 partition_hot_cold_basic_blocks): Likewise.
18038 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18039 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18040 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18041 fold_builtin_snprintf_chk, fold_builtin_printf,
18042 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18043 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18044 * cfgcleanup.c (cleanup_cfg): Likewise.
18045 * cfgexpand.c (tree_expand_cfg): Likewise.
18046 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18047 * function.c (get_next_funcdef_no): Likewise.
18048 * gengtype.c (main): Likewise.
18049 * genmodes.c (main): Likewise.
18050 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18051 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18052 * ifcvt.c (noce_emit_move_insn): Likewise.
18053 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18055 * stor-layout.c (get_best_mode): Likewise.
18056 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18057 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18058 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18059 perform_var_substitution, solve_graph): Likewise.
18060 * tree-vrp.c (vrp_finalize): Likewise.
18062 2007-02-01 Ian Lance Taylor <iant@google.com>
18064 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18065 high part of a paradoxical subreg, return a constant zero.
18067 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18069 * toplev.c (lang_dependent_init): Call init_set_costs.
18070 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18072 2007-02-01 Richard Guenther <rguenther@suse.de>
18074 PR middle-end/30656
18075 * fold-const.c (fold_negate_expr): Allow negating a
18076 constant if overflow does not change.
18078 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18080 * doc/c-tree.texi (Expression trees): Improve markup.
18081 * doc/tm.texi (Register Classes, Addressing Modes)
18082 (Floating Point): Fix spacing after abbreviations. Fix some
18085 2007-02-01 Ben Elliston <bje@au.ibm.com>
18087 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18088 * doc/contrib.texi: Likewise.
18089 * doc/install.texi: Likewise.
18091 2007-01-31 Richard Henderson <rth@redhat.com>
18092 Ian Lance Taylor <iant@google.com>
18094 * lower-subreg.c: New file.
18095 * rtl.def (CONCATN): Define.
18096 * passes.c (init_optimization_passes): Add pass_lower_subreg and
18097 pass_lower_subreg2.
18098 * emit-rtl.c (update_reg_offset): New static function, broken out
18099 of gen_rtx_REG_offset.
18100 (gen_rtx_REG_offset): Call update_reg_offset.
18101 (gen_reg_rtx_offset): New function.
18102 * regclass.c: Revert patch of 2006-03-05, restoring
18104 (clear_reg_info_regno): New function.
18105 * dwarf2out.c (concatn_loc_descriptor): New static function.
18106 (loc_descriptor): Handle CONCATN.
18107 * common.opt (fsplit_wide_types): New option.
18108 * opts.c (decode_options): Set flag_split_wide_types when
18110 * timevar.def (TV_LOWER_SUBREG): Define.
18111 * rtl.h (gen_reg_rtx_offset): Declare.
18112 (reg_scan_update): Declare.
18113 * regs.h (clear_reg_info_regno): Declare.
18114 * tree-pass.h (pass_lower_subreg): Declare.
18115 (pass_lower_subreg2): Declare.
18116 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
18117 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
18118 -fsplit-wide-types.
18119 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
18120 * Makefile.in (OBJS-common): Add lower-subreg.o.
18121 (lower-subreg.o): New target.
18123 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18125 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
18127 2007-01-31 Anatoly Sokolov <aesok@post.ru>
18130 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
18132 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18134 PR middle-end/29335
18135 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
18137 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
18139 * cfgloop.h: Include vec-prim.h.
18140 (enum li_flags): Remove LI_ONLY_OLD.
18141 (loop_iterator): Changed.
18142 (fel_next, fel_init): Iterate over loop tree.
18143 (FOR_EACH_LOOP_BREAK): New macro.
18144 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
18146 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
18147 * modulo-sched.c (sms_schedule): Ditto.
18148 * tree-vectorizer.c (vectorize_loops): Ditto.
18149 * doc/loop.texi: Update information on loop numbering and behavior of
18150 FOR_EACH_LOOP wrto new loops.
18151 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
18152 add_to_evolution_1): Test nestedness of loops instead of comparing
18154 * tree-chrec.c (chrec_fold_plus_poly_poly,
18155 chrec_fold_multiply_poly_poly, chrec_evaluate,
18156 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
18157 reset_evolution_in_loop): Ditto.
18158 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
18160 2007-01-31 Dirk Mueller <dmueller@suse.de>
18162 * c-common.c (warn_about_parentheses): Separate warning about
18163 un-parenthized sequence of comparison operators from the one
18164 which is supposed to warn about x <= y <= z.
18166 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
18168 * optabs.h (enum optab_index): Add new OTI_isinf.
18169 (isinf_optab): Define corresponding macro.
18170 * optabs.c (init_optabs): Initialize isinf_optab.
18171 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
18173 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
18174 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
18176 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
18177 expand_builtin_interclass_mathfn.
18178 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
18179 * config/i386/i386.md (UNSPEC_FXAM): New constant.
18180 (fxam<mode>2_i387): New insn pattern.
18181 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
18182 built-in functions as x87 inline asm.
18184 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18186 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
18188 2007-01-30 Eric Christopher <echristo@apple.com>
18190 * config.gcc: Add geode.
18192 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18194 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
18195 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
18196 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
18197 value-prof.c: Fix comment typos.
18199 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18202 * doc/invoke.texi (Wpointer-arith): Document warning.
18204 2007-01-30 Janis Johnson <janis187@us.ibm.com>
18206 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
18207 the list of discrepancies from the draft TR.
18209 2007-01-30 Dirk Mueller <dmueller@suse.de>
18212 * doc/invoke.texi (-Wreturn-type): Update description to
18213 match new behavior.
18215 2007-01-30 Richard Sandiford <richard@codesourcery.com>
18217 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
18219 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
18221 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
18222 to handle optabs that operate on floating point input argument and
18223 output to integer output.
18224 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
18225 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
18226 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
18227 expand_builtin_interclass_mathfn ().
18228 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
18229 (ilogbsi2): Remove.
18230 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
18231 ilogbl built-in functions as x87 intrinsics.
18233 2007-01-30 Richard Guenther <rguenther@suse.de>
18235 PR middle-end/27657
18236 * dwarf2out.c (reference_to_unused): Query varpool if the
18237 variable was output.
18239 2007-01-30 Richard Guenther <rguenther@suse.de>
18241 PR middle-end/30313
18242 * passes.c (execute_one_pass): Reset in_gimple_form to not
18243 confuse non-unit-at-a-time mode.
18245 2007-01-29 Roger Sayle <roger@eyesopen.com>
18246 Richard Guenther <rguenther@suse.de>
18248 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
18249 avoid undefined behaviour on overflow. Use force_fit_type_double
18250 to construct the constant with the specified TREE_OVERFLOW.
18252 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18254 * config/dfp-bit.c: Add parameterized support for fp exceptions.
18255 * config/dfp-bit.h: Ditto.
18257 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18259 * c-decl.c (pop_scope): Replace warnings with call to
18260 warn_for_unused_label.
18261 * c-common.h (warn_for_unused_label): Declare.
18262 * c-common.c (warn_for_unused_label): Define.
18264 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18266 * tree-optimize.c (update_inlined_to_pointers): Delete unused
18269 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18271 * Makefile.in (USER_H): Remove decfloat.h.
18272 * ginclude/decfloat.h: Delete, moving contents to ...
18273 * ginclude/float.h: Add support for decimal floating point,
18274 guarded by __STDC_WANT_DEC_FP__.
18276 2007-01-29 Mike Stump <mrs@apple.com>
18278 * doc/gccint.texi (Top): Rename Loop Representation to Loop
18279 Analysis and Representation to resolve case insensitive conflict.
18280 * doc/loop.texi (Loop Analysis and Representation): Likewise.
18282 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
18284 * tree.h (struct tree_memory_tag): Add aliases member.
18285 (MTAG_ALIASES): New macro.
18286 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
18287 (add_may_alias): Remove pointer-set. Update for may_aliases being
18289 (mark_aliases_call_clobbered): Update for may_aliases being a
18291 (compute_tag_properties): Ditto.
18292 (create_partition_for): Ditto.
18293 (compute_memory_partitions): Ditto.
18294 (dump_may_aliases_for): Ditto.
18295 (is_aliased_with): Ditto.
18296 (add_may_alias_for_new_tag): Ditto.
18297 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
18298 (compute_is_aliased): New function.
18299 (compute_may_aliases): Call compute_is_aliased).
18300 (init_alias_info): Initialize alias_bitmap_obstack.
18301 (union_alias_set_into): New function.
18302 (compute_flow_sensitive_aliasing): Use union_aliases_into.
18303 (have_common_aliases_p): Rewrite to take two bitmaps and use
18305 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
18306 Update for bitmaps.
18307 (finalize_ref_all_pointers): Update for add_may_alias changes.
18308 (new_type_alias): Ditto.
18309 * tree-flow-inline.h (may_aliases): Return a bitmap.
18310 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
18311 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
18312 may_aliases being a bitmap.
18313 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
18314 may_aliases now returns a bitmap.
18315 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
18317 * tree-ssa-operands.c (add_virtual_operand): Update for
18318 may_aliases being a bitmap.
18320 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
18322 PR tree-optimization/30630
18323 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
18324 variable as changed.
18326 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
18329 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
18330 expanded only once even if an error occurs.
18332 2007-01-29 Ben Elliston <bje@au.ibm.com>
18334 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
18335 (__gcov_average_profiler): Likewise.
18336 (__gcov_ior_profiler): Likewise.
18337 (__gcov_merge_ior): Likewise.
18339 2007-01-28 Jan Hubicka <jh@suse.cz>
18341 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
18342 * value-prof.c (stringop_block_profile): Likewise.
18344 2007-01-28 Jan Hubicka <jh@suse.cz>
18346 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
18347 Add variant handling histograms; add wrapper.
18348 (clear_storage_via_libcall): Export.
18349 (emit_block_move_hints): Break out from ...; add histograms.
18350 (emit_block_move): ... this one.
18351 (clear_storage_hints): Break out from ...; add histograms.
18352 (clear_storage): ... this one.
18353 (set_storage_via_memset): Handle histogram.
18354 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
18355 (clear_storage_hints, clear_storage_via_libcall): Declare.
18356 (set_storage_via_setmem): Update prototype.
18357 * doc/md.texi (movmem, setmem): Document new arguments.
18359 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
18360 Add new histograms.
18361 (stringop_block_profile): New global function.
18362 (tree_stringops_values_to_profile): Profile block size and alignment.
18363 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
18365 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
18366 (stringop_block_profile): Declare.
18367 * builtins.c: Include value-prof.h.
18368 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
18369 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
18370 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
18371 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
18372 * profile.c (instrument_values): Add new counters.
18373 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
18375 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
18376 (tree_init_edge_profiler): Build new profilers.
18377 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
18378 (pass_tree_profile): Add dump.
18379 (tree_profile_hooks): Update.
18380 * Makefile.in (LIBGCOV): Add new constants.
18381 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
18382 __gcov_ior_profiler): New.
18383 * i386.md (movmem/setmem expanders): Add new optional arguments.
18385 2007-01-28 David Edelsohn <edelsohn@gnu.org>
18387 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
18389 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18391 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
18392 (tree_unswitch_single_loop): Pass eni_size_weights to
18393 tree_num_loop_insns.
18394 * tree-ssa-loop-manip.c: Include tree-inline.h.
18395 (can_unroll_loop_p): Pass eni_size_weights to
18396 tree_num_loop_insns.
18397 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
18398 Pass eni_size_weights to estimate_num_insns.
18399 * tree.h (init_inline_once): Export.
18400 * toplev.c (backend_init): Call init_inline_once.
18401 * cgraphunit.c (cgraph_process_new_functions,
18402 cgraph_analyze_function): Pass eni_inlining_weights to
18403 estimate_num_insns.
18404 * ipa-inline.c (compute_inline_parameters): Ditto.
18405 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
18406 to estimate_num_insns.
18407 (try_unroll_loop_completely): Pass eni_size_weights to
18408 tree_num_loop_insns.
18409 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
18410 ot estimate_num_insns.
18411 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
18412 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
18413 * tree-inline.c (eni_inlining_weights, eni_size_weights,
18414 eni_time_weights): New variables.
18415 (init_inline_once): Initialize them.
18416 (struct eni_data): Mew.
18417 (estimate_num_insns_1, estimate_num_insns): Use weights.
18418 * tree-inline.h (struct eni_weights_d): New.
18419 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
18420 (estimate_num_insns): Declaration changed.
18421 * cfgloop.h (tree_num_loop_insns): Declaration changed.
18422 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
18423 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
18425 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18427 * tree-data-ref.c (conflict_fn): Assert that the number of affine
18428 relations in the conflict function is valid.
18430 2007-01-27 Ian Lance Taylor <iant@google.com>
18432 * common.opt: Add fstrict-overflow.
18433 * opts.c (decode_options): Set flag_strict_overflow if -O2.
18434 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
18435 (TYPE_OVERFLOW_UNDEFINED): Define.
18436 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
18438 * tree.h (TYPE_TRAP_SIGNED): Don't define.
18439 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
18440 (fold_negate_expr): Likewise.
18441 (make_range): Likewise.
18442 (extract_muldiv_1): Likewise.
18443 (maybe_canonicalize_comparison): Likewise.
18444 (fold_comparison): Likewise.
18445 (fold_binary): Likewise.
18446 (tree_expr_nonnegative_p): Likewise.
18447 (tree_expr_nonzero_p): Likewise.
18448 * tree-vrp.c (compare_values): Likewise.
18449 (extract_range_from_binary_expr): Likewise.
18450 (extract_range_from_unary_expr): Likewise.
18451 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
18453 (nowrap_type_p): Likewise.
18454 * tree-scalar-evolution.c (simple_iv): Likewise.
18455 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
18456 (build_range_check): Likewise.
18457 (extract_muldiv_1): Likewise.
18458 (fold_comparison): Likewise.
18459 * tree-vrp.c (vrp_int_const_binop): Likewise.
18460 (extract_range_from_unary_expr): Likewise.
18461 * convert.c (convert_to_integer): Likewise.
18462 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
18463 (fold_comparison): Likewise.
18464 (fold_binary): Likewise.
18465 * optabs.c (optab_for_tree_code): Likewise.
18466 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
18467 * simplify-rtx.c (simplify_const_relational_operation): Check
18468 flag_strict_overflow and flag_trapv.
18469 (simplify_const_relational_operation): Likewise.
18470 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
18471 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
18474 2007-01-27 Roger Sayle <roger@eyesopen.com>
18476 * tree.c (tree_fold_gcd): Delete.
18477 * tree.h (tree_fold_gcd): Remove prototype.
18478 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
18479 test whether one constant integer is a multiple of another. Instead
18480 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
18481 * fold-const.c (multiple_of_p): We've determined both TOP and
18482 BOTTOM are integer constants so we can call int_const_binop directly
18483 instead of the more generic const_binop.
18485 2007-01-27 Roger Sayle <roger@eyesopen.com>
18487 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
18488 1*X check that the constant hasn't overflowed, to preserve the
18490 (round_up): Provide an efficient implementation when rouding-up an
18491 INTEGER_CST to a power-of-two.
18493 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18495 * doc/sourcebuild.texi: Add comma for clarity.
18496 * doc/extend.texi: Fix some typos.
18497 * doc/passes.texi: Likewise.
18498 * doc/cppinternals.texi: Likewise.
18499 * doc/c-tree.texi: Likewise.
18500 * doc/tree-ssa.texi: Likewise.
18501 * doc/install.texi: Likewise.
18503 2007-01-27 Jan Hubicka <jh@suse.cz>
18505 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
18506 (pass_sra): Do not require alias information.
18507 * passes.c (init_optimization_passes): Add SRA
18509 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18511 * tracer.c (rest_of_handle_tracer): We already cleaned
18512 up the CFG in tracer() so don't do it here again.
18513 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18514 cleanup_cfg here, either. And don't call renumber_insns.
18516 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18517 and BB_HEAD are in the insn stream here. Instead make sure
18518 that BB_INSN is valid on all insns. Also, do check here that
18519 there are no pending branch predictions...
18520 (rtl_verify_flow_info): ...instead of doing it here. Checks
18521 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18524 2007-01-26 Roger Sayle <roger@eyesopen.com>
18526 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18527 function to simplify/factorize operand order canonicalization.
18528 (ix86_fixup_binary_operands): Reorganize using the above function.
18529 (ix86_binary_operator_ok): Likewise.
18531 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18533 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18534 file scope from optimize_attrs.
18535 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18537 (optimize_attrs): Clear insn_code_values after freeing it.
18539 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18541 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18542 a parts.base assignment.
18544 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18546 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18547 (compute_subscript_distance, initialize_data_dependence_relation,
18548 finalize_ddr_dependent, analyze_ziv_subscript,
18549 analyze_siv_subscript_cst_affine,
18550 compute_overlap_steps_for_affine_univar,
18551 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18552 analyze_siv_subscript, analyze_miv_subscript,
18553 analyze_overlapping_iterations, subscript_dependence_tester_1,
18554 compute_self_dependence, free_dependence_relation): Work
18555 with affine_fn instead of chrecs.
18556 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18557 common_affine_function, affine_function_base,
18558 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18559 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18560 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18561 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18562 (all_chrecs_equal_p): Removed.
18563 * tree-data-ref.h (affine_fn, conflict_function): New types.
18564 (struct subscript): Change type of conflicting_iterations_in_a
18565 and conflicting_iterations_in_b.
18567 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18570 * config/pa/pa.h (TARGET_HPUX_11): New.
18571 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18572 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18574 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18575 Richard Guenther <rguenther@suse.de>
18577 * tree-ssa-structalias.c (solve_graph): Handle case
18578 we merged the variable to another.
18580 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18582 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18585 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18586 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18588 2007-01-25 DJ Delorie <dj@redhat.com>
18590 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18591 allow changes to modes which don't fit in those registers.
18593 * reload1.c (choose_reload_regs): Check for invalid subregs before
18594 computing their locations, not after.
18596 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18599 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18600 save Altivec registers in an eh_return function.
18601 (compute_vrsave_mask): Likewise.
18602 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18603 for saving Altivec registers.
18604 (rs6000_emit_prologue): Don't allocate stack twice in
18605 eh_return function. Correct expected value of altivec_save_offset
18606 when using save_world. Describe save of R0 to stack when using
18607 save_world. Describe stack pointer adjustment when using
18608 save_world. Remove duplicated eh_return parameter register saving.
18609 Update sp_offset variable after save_world.
18610 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18612 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18613 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18616 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18618 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18620 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18623 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18624 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18626 2007-01-25 Richard Guenther <rguenther@suse.de>
18628 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18629 * common.opt (-Wcoverage-mismatch): New warning option.
18630 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18631 if -Wcoverage-mismatch is given.
18633 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18635 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18636 (ipcp_driver): Change to static definition.
18637 Add dumping of the ifunctions.
18638 (constant_val_insert): Remove unused parameter. Support for SSA.
18639 (ipcp_propagate_const): Support for SSA.
18640 (ipcp_profile_bb_print): Print only analyzed nodes.
18641 (ipcp_replace_map_create): Remove support for Fortran constant
18643 * ipa-prop.c (ipa_method_modify_stmt,
18644 ipa_callsite_compute_param): Support for SSA.
18645 * ipa-prop.h (ipcp_driver): Remove declaration.
18646 (IS_VALID_TREE_MAP_INDEX): Add define.
18648 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18650 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18652 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18654 PR middle-end/30447
18655 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18656 constant argument to cabs and do it without checking for
18657 -funsafe-math-optimizations.
18659 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18661 * c-common.h (RID_FIRST_CXX0X): New.
18662 (RID_LAST_CXX0X): New.
18663 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18665 * c.opt (Wc++0x-compat): New.
18666 * doc/invoke.texi (-Wc++0x-compat): Document.
18668 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18670 * builtins.c (fold_builtin_carg): New.
18671 (fold_builtin_1): Use it.
18673 2007-01-24 Jan Hubicka <jh@suse.cz>
18675 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18677 * ipa-inline.c (initial_insns, max_insns): Delete.
18678 (compute_max_insns): New function.
18679 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18680 amount of insns as base for code growth.
18681 (cgraph_decide_inlining): Make initial_insns local; do not compute
18683 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18684 * doc/invoke.texi (inline-unit-growth): Update docs.
18686 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18688 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18689 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18690 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18691 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18692 for CPUs that have PTA_CX16 set.
18694 PR middle-end/27416
18695 * gimplify.c (omp_check_private): New function.
18696 (gimplify_scan_omp_clauses): Use it for
18697 firstprivate/lastprivate/reduction.
18699 PR middle-end/30494
18700 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18701 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18703 PR middle-end/30421
18704 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18705 If lower_lastprivate_clauses emits some statements, append them
18706 to dlist rather than body_p and to body_p append an initializer.
18707 (lower_omp_for): Adjust caller.
18709 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18711 * target.h (globalize_decl_name): New.
18712 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18713 * output.h (default_globalize_decl_name): New.
18714 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18716 (globalize_decl): Ditto.
18717 (default_globalize_decl_name): New.
18718 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18719 (ia64_handle_version_id_attribute): New.
18720 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18721 (ia64_asm_output_external): Use globalize_decl_name instead
18722 of globalize_label.
18723 * doc/extend.texi (version_id): New pragma.
18724 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18726 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18728 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18729 _uleb128_t and _Unwind_SWord with _sleb128_t.
18730 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18731 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18733 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18734 * unwind-pe.h (read_uleb128, read_sleb128,
18735 read_encoded_value_with_base): Likewise.
18736 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18738 2007-01-24 Richard Guenther <rguenther@suse.de>
18740 * builtins.c (expand_builtin_cexpi): Get the fndecl
18741 for cexp in the correct way.
18743 2007-01-24 Jan Hubicka <jh@suse.cz>
18745 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18748 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18750 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18751 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18752 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18753 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18754 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18755 __SIZEOF_PTRDIFF_T__.
18756 * doc/cpp.texi: Documentation for the new builtin macros added.
18758 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18760 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18761 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18762 instead of operands[2] to avoid access past the end of array.
18764 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18766 * reload1.c (emit_reload_insns): Pass the reload register
18767 for a non-spill output reload through forget_old_reloads_1.
18769 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18771 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18772 _SOFT_DOUBLE if doubles use software floating-point.
18773 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18774 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18775 * config/rs6000/darwin-ldouble.c: Also compile functions for
18776 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18777 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18778 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18779 commented-out long double override.
18780 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18781 * config/rs6000/eabispe.h: Likewise.
18782 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18783 long double for non-SPE.
18784 (rs6000_handle_option): Likewise.
18785 (invalid_e500_subreg): Disallow more subregs involding DImode,
18786 DFmode, TImode or TFmode.
18787 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18789 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18791 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18792 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18794 (rs6000_legitimate_address): Also check for TFmode for E500
18796 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18797 (spe_build_register_parallel): Handle TFmode and TCmode.
18798 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18800 (function_arg): Handle TFmode and TCmode for E500 double.
18801 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18803 (print_operand): Handle TFmode and TImode for %y.
18804 (rs6000_generate_compare): Handle TFmode comparisons for E500
18806 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18807 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18808 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18809 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18810 TFmode for E500 double.
18811 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18812 (floatsidf2): Enable for E500 double.
18813 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18814 (extenddftf2): Change to extenddftf2_fprs.
18815 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18816 depending on TARGET_E500_DOUBLE.
18817 (extendsftf2): Enable for E500 double.
18818 (trunctfdf2): Enable for E500 double.
18819 (trunctfsf2): Change to trunctfsf2_fprs.
18820 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18821 depending on TARGET_E500_DOUBLE.
18822 (floatsitf2): Enable for E500 double.
18823 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18824 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18825 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18826 (negtf2): Change to negtf2_internal.
18827 (negtf2): New expander.
18828 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18829 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18830 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18831 (movdi_internal32): Use rs6000_nonimmediate_operand.
18832 (unnamed splitter): Likewise.
18833 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18834 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18835 (SPE64TF, DITI): New mode macros.
18836 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18839 (frob_<mode>_di_2): New.
18840 (frob_tf_di_8_2): New.
18841 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18843 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18845 (frob_ti_<mode>_8_2): New.
18846 (frob_ti_tf_2): New.
18847 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18848 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18850 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18851 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18852 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18853 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18854 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18855 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18858 2007-01-23 Ian Lance Taylor <iant@google.com>
18860 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18862 (OBJS-archive): Reformat, alphabetize.
18863 (OBJS): Change out_object_file to OBJS-md.
18865 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18867 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18868 JUMP_P and CALL_P predicates where applicable.
18869 * config/i386/i386.c: Ditto.
18870 * config/i386/i386.md: Ditto.
18871 * config/i386/mmx.md: Ditto.
18872 * config/i386/predicates.md: Ditto.
18874 2007-01-22 Andreas Schwab <schwab@suse.de>
18876 * config/m68k/m68k.h: Fix comment.
18878 2007-01-22 Jan Hubicka <jh@suse.cz>
18880 * passes.c (init_optimization_passes): Do not rerun
18881 pass_early_warn_uninitialized.
18883 2007-01-22 Richard Guenther <rguenther@suse.de>
18885 PR tree-optimization/30038
18886 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18888 (execute_cse_sincos_1): Likewise.
18889 (execute_cse_sincos): Likewise.
18890 (gate_cse_sincos): Likewise.
18891 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18892 the cexpi() canonicalization of sincos().
18893 * tree-pass.h (pass_cse_sincos): Declare.
18894 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18896 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18898 PR rtl-optimization/29329
18899 * combine.c (replaced_rhs_insn): Rename to i2mod.
18900 (replaced_rhs_value): Rename to i2mod_new_rhs.
18901 (i2mod_old_rhs): New global variable.
18902 (combine_instructions): Adjust for above change. Save a copy of
18903 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18904 note are substituted in the second instruction.
18905 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18906 ditch the note if it pertains to the second eliminated register
18907 and this register is mentioned in i2mod_old_rhs.
18910 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18912 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18913 the insn to which the note was originally attached.
18915 2007-01-21 Jan Hubicka <jh@suse.cz>
18917 * ipa-inline.c (inlining_mode): Comment, move up.
18918 (cgraph_decide_inlining_incrementally): Do not perform inlining
18919 itself; fix handling of flattening of self recursive functions.
18920 (cgraph_find_cycles): Remove.
18921 (cgraph_flatten_node): Remove.
18922 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18923 (try_inline): New function.
18924 (cgraph_early_inlining): Update call of
18925 cgraph_decide_inlining_incrementally. Apply inlining here.
18926 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18928 2007-01-21 Dirk Mueller <dmueller@suse.de>
18931 * tree-vrp.c (check_array_bounds): do not warn
18932 about ADDR_EXPR's of ARRAY_REF's which are immediately
18933 used in binary expressions.
18935 2007-01-21 Ira Rosen <irar@il.ibm.com>
18937 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18938 read_write_dep and macros for its access.
18939 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18940 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18941 argument, call vect_check_interleaving for every independent pair of
18942 data-refs. Mark loads that access the same memory location as a store
18944 (vect_check_dependences): Remove.
18945 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18946 call, fix the call to vect_analyze_data_ref_dependence.
18947 (vect_analyze_data_ref_access): For statements that access the same
18948 data-ref, check that they are not stores; for loads, check that there
18949 is no store that access the same location.
18951 2007-01-20 Roger Sayle <roger@eyesopen.com>
18952 Joseph Myers <joseph@codesourcery.com>
18954 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18955 (-fdump-rtl-stack): Likewise.
18956 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18957 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18958 (-mpt-fixed): Use @minus{} for minus sign.
18959 (Using Precompiled Headers): Fix under/overfull hbox.
18961 2007-01-20 Jan Hubicka <jh@suse.cz>
18963 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18964 place within annotation.
18966 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18968 * pa.c (output_move_double): Change array size of xoperands to 4.
18970 2007-01-20 Jan Hubicka <jh@suse.cz>
18972 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18975 2007-01-19 Ian Lance Taylor <iant@google.com>
18977 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18978 constant to unsigned HOST_WIDE_INT before negating.
18980 2007-01-19 Ian Lance Taylor <iant@google.com>
18982 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18984 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18985 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18986 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18987 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18988 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18989 (realloc_vdef, realloc_vuse): Change second parameter to
18991 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18992 fields to unsigned.
18993 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18994 unsigned. Change x and lim locals to unsigned.
18995 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18997 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18998 (copy_virtual_operands): Change i and n locals to unsigned.
19000 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19002 PR middle-end/29335
19003 * builtins.c (fold_builtin_1): Handle builtin fdim.
19005 2007-01-20 Jan Hubicka <jh@suse.cz>
19007 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19008 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19009 init_alias_heapvars.
19010 (init_alias_heapvars): Initialize only when not already initialized.
19011 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19013 2007-01-19 Roger Sayle <roger@eyesopen.com>
19015 * common.opt (fsigned-zeros): New command line option.
19016 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19017 of flag_unsafe_math_optimizations.
19018 * opts.c (set_fast_math_flags): The -ffast-math command line option
19019 implies -fno-signed-zeros.
19020 (fast_math_flags_set_p): Likewise.
19022 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19023 the documentation of -ffast-math appropriately. Wrap long lines.
19025 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19027 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19028 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19030 2007-01-19 Tomas Bily <tbily@suse.cz>
19032 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19034 (tree_init_ic_make_global_vars): New function
19035 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19036 (tree_gen_ic_profiler): New function
19037 (tree_gen_ic_func_profiler): New function
19038 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19039 (tree_profile_hooks): Added hook for indirec/virtual calls
19040 * value-prof.c (tree_find_values_to_profile): New case for
19042 (tree_values_to_profile): Call for determining indirect/virtual
19044 (tree_indirect_call_to_profile): New function
19045 (tree_ic_transform): New function
19046 (tree_ic): New function
19047 (find_func_by_pid): New function
19048 (init_pid_map): New function
19049 (tree_value_profile_transformations): Added check for
19050 indirect/virtual call transformation
19051 * value-prof.h (enum hist_type): New counter type for
19052 indirect/virtual calls
19053 (profile_hooks): Added new hook for profiling indirect/virtual
19055 * profile.c (instrument_values): New case for indirect/virtual
19057 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19058 (GCOV_COUNTER_V_INDIR): New counter type
19059 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19060 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19062 * cgraph.c: Definition of cgraph_max_pid
19063 (cgraph_create_node): Default init of pid attribute
19064 * cgraph.h: Declaration of cgraph_max_pid
19065 (struct cgraph_node): Added pid attribute
19066 * libgcov.c (__gcov_indirect_call_profiler): New function
19067 (__gcov_one_value_profiler_body): New function
19068 (__gcov_one_value_profiler): Body was moved to
19069 __gcov_one_value_profiler_body and calls it
19071 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19073 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19074 * gengtype.c (write_types_data, write_func_for_structure,
19075 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19076 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19077 (walk_type, write_func_for_structure): Generate the mark_hook if
19080 2007-01-19 Jan Hubicka <jh@suse.cz>
19082 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19083 'early' argument take inlining mode argument specifying whether to
19084 inline for size/speeed or all functions; add support for flattening;
19086 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19088 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19091 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
19092 the name of the declared identifier.
19094 2007-01-19 Dirk Mueller <dmueller@suse.de>
19096 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
19097 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
19098 duplicate evaluation.
19100 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19102 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
19103 Macroize expander using X87MODEF12 mode macro. Extend operand 1
19104 to XFMode, use acosxf2 and truncate result to requested mode.
19105 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19106 (asin<mode>2): Similarly, with asin expanders.
19107 (*fscalexf4_i387): Rename from *fscalexf4.
19108 (expNcorexf3): New expander.
19109 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
19110 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
19111 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
19112 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
19113 patterns for SSE math.
19114 (exp10<mode>2): Similarly, with exp10 expanders.
19115 (exp2<mode>2): Similarly, with exp2 expanders.
19116 (expm1<mode>2): Similarly, with expm1 expanders.
19117 (ldexp<mode>3): Similarly, with ldexp expanders.
19118 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
19119 Use gen_truncxf<mode>2_i387_noop to truncate result.
19121 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19123 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
19124 for ColdFire targets.
19126 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
19127 Richard Sandiford <richard@codesourcery.com>
19129 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
19130 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
19131 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
19132 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
19133 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19134 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19138 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
19139 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
19140 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
19141 (*adddi_dilshr32_cf): New pattern.
19142 (adddi3, subdi3): Remove first alternatives.
19144 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19146 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
19147 implemented using move.l, do not use its cc result for floating-point
19150 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19152 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
19153 from accepting 's' constraints if flag_pic.
19155 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19157 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
19158 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
19159 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
19160 condition from TARGET_68881 to TARGET_HARD_FLOAT.
19162 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
19164 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
19165 ColdFire alternatives.
19166 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
19167 * config/m68k/m68k.md (clzsi2): Define for ColdFire
19168 architectures that support ff1 instruction.
19170 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19171 Julian Brown <julian@codesourcery.com>
19173 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
19174 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
19175 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
19178 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19180 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
19182 (output_move_const_into_data_reg, output_move_simode_const): Delete.
19183 * config/m68k/m68k.c (const_method, const_int_cost): Take a
19184 HOST_WIDE_INT instead of an rtx.
19185 (m68k_rtx_costs): Update call accordingly.
19186 (output_move_const_into_data_reg): Likewise. Fix formatting.
19187 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
19189 (output_move_simode_const): Update calls after above changes.
19190 Rework to use automatic variables and predicates like MEM_P.
19191 * config/m68k/m68k.md (pushexthisi_const): Update call to
19194 2007-01-19 Dirk Mueller <dmueller@suse.de>
19196 * tree-ssa-alias.c (perform_var_substitution): Fix typo
19197 in dump_flags test.
19199 2007-01-19 Richard Guenther <rguenther@suse.de>
19201 * builtins.c (expand_builtin_cexpi): Fall back to expanding
19202 via cexp in case sincos is not available.
19204 2007-01-19 Richard Guenther <rguenther@suse.de>
19206 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
19207 * defaults.h (TARGET_HAS_SINCOS): Default to off.
19208 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
19209 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
19210 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
19211 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
19212 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
19213 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
19215 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19217 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
19219 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
19220 (atan2xf3): Directly generate RTL pattern.
19221 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
19222 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19223 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19224 disable patterns for SSE math.
19225 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
19226 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19227 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19228 disable patterns for SSE math.
19230 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
19232 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
19234 2007-01-18 Roger Sayle <roger@eyesopen.com>
19236 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
19237 VIEW_CONVERT_EXPR to the same type as it's operand.
19239 2007-01-18 David Edelsohn <edelsohn@gnu.org>
19241 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
19242 configured for long double 128.
19244 2007-01-18 Mike Stump <mrs@apple.com>
19246 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
19249 2007-01-18 Michael Meissner <michael.meissner@amd.com>
19251 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
19254 2007-01-18 Jan Hubicka <jh@suse.cz>
19256 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
19257 greater than NUM_VOP_FREE_BUCKETS.
19259 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
19261 * tree-ssa-structalias.c: Update comments.
19262 (ptabitmap_obstack): Removed.
19263 (pta_obstack): New.
19264 (oldpta_obstack): Ditto.
19265 (stats): Add a few members.
19266 (struct variable_info): Remove node, complex, address_taken, and
19267 indirect_target members. Add oldsolution member.
19268 (new_var_info): Do not initialize removed members.
19269 (constraint_expr_type): Remove INCLUDES.
19270 (constraint_graph): Add size, implicit_preds, rep,
19271 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
19272 (FIRST_REF_NODE): New macro.
19273 (LAST_REF_NODE): Ditto.
19274 (FIRST_ADDR_NODE): Ditto.
19275 (find): New function.
19277 (dump_constraint): Do not handle INCLUDES.
19278 (insert_into_complex): Do not insert duplicate constraints.
19279 (condense_varmap_nodes): Renamed and rewritten into ...
19280 (merge_node_constraints): This. Also fix bug in handling of
19281 offseted copy constraints.
19282 (clear_edges_for_node): No longer need to deal with preds at all,
19283 or removing associated preds/succs.
19284 (merge_graph_nodes): Deal with indirect_cycles.
19285 Don't deal with predecessors.
19286 (add_implicit_graph_edge): New function.
19287 (add_pred_graph_edge): Ditto.
19288 (add_graph_edge): Don't deal with predecessors.
19289 (build_constraint_graph): Removed.
19290 (build_pred_graph): New function.
19291 (build_succ_graph): Ditto.
19292 (struct scc_info): Removed in_component. Added roots, dfs, and
19293 node_mapping. Remove visited_index, unification_queue.
19294 (scc_visit): Deal with union-find we do now.
19295 Deal with cycles with REF nodes.
19296 (collapse_nodes): Renamed and rewritten to ...
19297 (unify_nodes): This.
19298 (process_unification_queue): Removed.
19299 (topo_visit): Cleanup
19300 (do_da_constraint): Use find.
19301 (do_sd_constraint): Ditto.
19302 (do_ds_constraint): Ditto.
19303 (do_complex_constraint): Ditto.
19304 (init_scc_info): Update for removed and added members.
19305 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
19306 (find_indirect_cycles): This.
19307 (equivalence_class): New variable.
19308 (label_visit): New function.
19309 (perform_variable_substitution): Rewritten.
19310 (free_var_substitution_info): New function.
19311 (find_equivalent_node): Ditto.
19312 (move_complex_constraints): Ditto.
19313 (eliminate_indirect_cycles): Ditto.
19314 (solve_graph): Only propagate changed bits.
19315 Use indirect cycle elimination.
19317 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
19318 (tree_id_eq): Renamed to ...
19319 (tree_vi_eq): This. Update for member change
19320 (insert_id_for_tree): Renamed and rewritten to ...
19321 (insert_vi_for_tree): This.
19322 (lookup_id_for_tree): Renamed and rewritten to ...
19323 (lookup_vi_for_tree): This.
19324 (get_id_for_tree): Renamed and rewritten to ...
19325 (get_vi_for_tree): Ditto.
19326 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
19327 (process_constraint): Don't handle INCLUDES.
19328 Remove special ADDRESSOF case.
19329 (find_func_aliases): Rewrite to use vi functions instead of id
19331 (create_function_info_for): Ditto.
19332 (create_variable_info_for): Ditto.
19333 (intra_create_variable_infos): Ditto.
19334 (merge_smts_into): Ditto.
19335 (find_what_p_points_to): Ditto.
19336 (init_base_vars): Ditto.
19337 (init_alias_vars): Ditto.
19338 (remove_preds_and_fake_succs): New function.
19339 (dump_sa_points_to_info): Dump new stats.
19340 (dump_solution_for_var): Use find.
19341 (set_used_smts): Fix formatting.
19342 (compute_points_to_sets): Updated for new functions.
19343 (ipa_pta_execute): Ditto.
19345 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19346 Richard Sandiford <richard@codesourcery.com>
19348 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
19350 * calls.c (expand_call): If the return value is a PARALLEL,
19351 extract its first member.
19352 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
19353 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19354 use FUNCTION_EXTRA_EPILOGUE.
19355 (m68k_function_value): Return a PARALLEL if the return value
19356 is of a pointer type.
19357 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
19358 (FUNCTION_EXTRA_EPILOGUE): Remove.
19359 * config/m68k/m68k.md (D0_REG): New constant.
19361 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19363 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19364 output a NOP for empty epilogues.
19366 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19368 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
19369 before function. Extend register save check to include all
19370 registers, not just integer ones.
19372 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19374 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
19375 (m68k_use_return_insn): ...this.
19376 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
19377 * config/m68k/m68k.c (use_return_insn): Rename to...
19378 (m68k_use_return_insn): ...this.
19379 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
19380 of USE_RETURN_INSN.
19382 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19384 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
19385 nearest even, fix denormal rounding overflow.
19387 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19389 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
19390 f%$smove and f%$move.
19391 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
19392 (extendsfdf2_cf): Use fdmove instead of f%&move.
19393 (truncdfsf2_cf): Use fsmove instead of f%$smove.
19394 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
19396 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19398 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
19401 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19403 * real.h (real_format): Add a canonical_nan_lsbs_set field.
19404 (coldfire_single_format): Declare.
19405 (coldfire_double_format): Likewise.
19406 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
19407 of qnan_msb_set to determine the lower bits of a canonical
19409 (encode_ieee_double): Likewise.
19410 (encode_ieee_quad): Likewise.
19411 (ieee_single_format): Initialize canonical_nan_lsbs_set.
19412 (mips_single_format): Likewise.
19413 (ieee_double_format): Likewise.
19414 (mips_double_format): Likewise.
19415 (ieee_extended_motorola_format): Likewise.
19416 (ieee_extended_intel_96_format): Likewise.
19417 (ieee_extended_intel_128_format): Likewise.
19418 (ieee_extended_intel_96_round_53_format): Likewise.
19419 (ibm_extended_format): Likewise.
19420 (mips_extended_format): Likewise.
19421 (ieee_quad_format): Likewise.
19422 (mips_quad_format): Likewise.
19423 (vax_f_format): Likewise.
19424 (vax_d_format): Likewise.
19425 (vax_g_format): Likewise.
19426 (i370_single_format): Likewise.
19427 (i370_double_format): Likewise.
19428 (decimal_single_format): Likewise.
19429 (decimal_double_format): Likewise.
19430 (decimal_quad_format): Likewise.
19431 (c4x_single_format): Likewise.
19432 (c4x_extended_format): Likewise.
19433 (real_internal_format): Likewise.
19434 (coldfire_single_format): New real_format.
19435 (coldfire_double_format): Likewise.
19436 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
19437 canonical_nan_lsbs_set.
19438 (pdp11_d_format): Likewise.
19439 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
19440 if TARGET_COLDFIRE_CPU.
19442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19444 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
19445 (output_call, m68k_legitimize_call_address): Declare.
19446 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
19447 parenthesees. Add support for a 'W' constraint.
19448 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
19449 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
19450 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
19451 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
19453 (override_options): Initialize them. Do not set flag_no_function_cse
19454 for TARGET_ID_SHARED_LIBRARY.
19455 (m68k_output_pic_call): Delete.
19456 (m68k_legitimize_call_address): New function.
19457 (print_operand): Remove the %o prefix. Handle the %p prefix.
19458 (output_call): New function.
19459 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
19460 target address from the GOT if symbolic jumps are not allowed.
19461 * config/m68k/m68k.md (call, general_operand): Do not set
19462 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
19463 Merge separate flag_pic and !flag_pic define_insns into...
19464 (*call, *call_value): ...these new patterns. Match the address
19465 rather than the containing MEM and require it to be a call_operand.
19466 Use output_call to generate the asm template.
19467 * config/m68k/predicates.md (const_call_operand): New predicate.
19468 (call_operand): Likewise.
19470 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19472 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
19473 (STACK_GROWS_DOWNWARD): Define to 1.
19474 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
19475 comments, emphasizing that these values are only defaults.
19476 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
19477 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
19479 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19481 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
19483 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19484 Richard Sandiford <richard@codesourcery.com>
19486 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
19487 (FP_REGNO_P): New macros.
19488 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
19489 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
19490 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
19491 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
19493 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19495 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19496 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
19498 * config/m68k/t-floatlib: New file, extracting common code from...
19499 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
19500 * config/m68k/t-uclinux: Here.
19501 * config/m68k/fpgnulib.c: Do not compile extendeed precision
19502 routines on ColdFire targets.
19504 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19506 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19507 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19508 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19509 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19510 explicitly set MOTOROLA to 1.
19511 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19513 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19514 Nathan Sidwell <nathan@codesourcery.com>
19516 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19517 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19518 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19519 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19520 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19521 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19522 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19523 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19524 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19525 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19526 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19527 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19528 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19529 (DBX_REGISTER_NUMBER): Delete.
19530 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19531 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19532 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19536 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19537 * config/flat.h: New file.
19538 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19539 OBJECT_FORMAT_FLAT.
19540 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19541 indirect references for -msep-data or -mid-shared-library.
19542 Do not use PC-relative code addresses either.
19543 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19545 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19546 for shared libraries and crt1.o for executables. Use crti.o and
19548 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19549 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19550 Do not add -elf2flt or -shared-lib-id options here.
19551 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19552 Pass -shared-lib-id if -mid-shared-library, taking the library
19553 identifier from -mshared-library-id if given, otherwise
19555 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19556 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19557 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19558 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19559 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19560 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19562 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19563 jump sequence for ISA A and ISA A+.
19564 (PICJUMP): Likewise.
19566 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19568 * config.gcc (m68k-*-uclinux*): Base the port on the common
19569 and m68k GNU/Linux files rather than on the generic ELF ones.
19570 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19571 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19573 2007-01-18 Julian Brown <julian@codesourcery.com>
19574 Richard Sandiford <richard@codesourcery.com>
19576 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19577 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19578 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19580 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19581 80 unconditionally.
19582 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19584 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19586 * doc/install.texi: Document m68k-uclinuxoldabi.
19587 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19588 * config/m68k/uclinux-oldabi.h: New file, copied from
19589 config/m68k/uclinux.h.
19591 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19593 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19594 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19595 (m32r_compute_frame_size): Use unsigned for regno.
19596 (m32r_reload_lr): Use gen_frame_mem.
19598 (m32r_output_function_epilogue): Don't output the function epilogue
19600 (m32r_expand_epilogue): New.
19601 (direct_return): Return false if the function has the interrupt
19603 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19604 * config/m32r/m32r.md (epilogue): New expander.
19605 (return_lr, return_rte): New insns.
19606 (return): Make it expander.
19607 (return_normal): New expander.
19609 2007-01-18 Josh Conner <jconner@apple.com>
19612 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19613 support for UNLE, UNLT, UNGE, and UNGT.
19615 2007-01-18 Jan Hubicka <jh@suse.cz>
19617 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19618 * tree-tailcall (add_virtual_phis): Likewise.
19619 (optimize_tail_call): Return TODOs.
19620 (execute_tail_calls): Return TODOs.
19621 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19622 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19624 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19625 Cleanup cfg using TODO.
19626 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19627 * passes.c (execute_function_todo): When cleanup did something, remove
19629 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19630 (make_edges): Don't cleanup_cfg.
19632 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19634 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19635 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19636 operate on the top of stack.
19637 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19638 register handling of instructions that output to the second
19640 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19641 (move_for_stack_reg): Special-case check for dead destination
19642 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19644 * config/i386/i386.md (UNSPEC_TAN): New constant.
19645 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19646 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19647 to correctly model move of constant 1.0 to top stack slot.
19648 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19649 (unnamed peephole2 pattern): Remove corresponding peephole2
19650 pattern that optimizes tan insn and loading of constant 1.0.
19651 (tanxf2): Use fptanxf4_i387.
19652 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19653 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19654 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19655 disable patterns for SSE math.
19656 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19657 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19659 2007-01-18 Dirk Mueller <dmueller@suse.de>
19660 Richard Guenther <rguenther@suse.de>
19663 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19664 * common.opt (Warray-bounds): Add new warning option.
19665 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19667 * Makefile.in: make tree-vrp.o depend on toplev.h
19668 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19670 (check_array_refs, check_array_bounds, check_array_ref): New.
19672 2007-01-18 Jan Hubicka <jh@suse.cz>
19674 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19675 (execute_ssa_ccp): Return flags conditionally.
19676 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19678 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19680 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19682 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19683 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19685 * Makefile.c (GTFILES): Add cfglayout.h.
19686 * gengtype.c (open_base_files): Likewise.
19687 * cfglayout.c (cfg_layout_function_footer,
19688 cfg_layout_function_header) Reindent to make gengtype happy.
19689 * cfglayout.h (cfg_layout_function_footer,
19690 cfg_layout_function_header): Add GTY(()) marker.
19692 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19694 2007-01-18 Ben Elliston <bje@au.ibm.com>
19696 * genautomata.c (write_automata): Include xstrerror output in the
19697 error message if writing the DFA description file fails.
19699 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19701 * config/mips/mips-protos.h (mips_output_external): Make it
19703 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19704 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19705 (extern_list): Likewise.
19706 (extern_head): Likewise.
19707 (TARGET_ASM_FILE_END): Likewise.
19708 (mips_file_end): Likewise.
19709 (mips_output_external): Rewritten.
19711 2007-01-18 Ben Elliston <bje@au.ibm.com>
19713 * genpreds.c (write_insn_preds_c): Only write out the function
19714 body for regclass_for_constraint if we have register constraints.
19716 2007-01-17 Tom Tromey <tromey@redhat.com>
19718 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19719 * doc/install.texi (Testing): Use sourceware.org.
19720 (Binaries): Likewise.
19721 (Specific): Likewise.
19722 * doc/contrib.texi (Contributors): Use sourceware.org.
19724 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19726 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19727 (AVR_ENHANCED): Rename to ...
19728 (AVR_HAVE_MUL): ... new.
19729 (avr_enhanced_p): Rename to ...
19730 (avr_have_mul_p): ... new.
19731 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19732 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19733 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19734 (avr_have_mul_p): ... new.
19735 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19736 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19737 'avr_enhanced_p' and 'enhanced'.
19738 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19739 AVR_HAVE_MUL instead of AVR_ENHANCED.
19740 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19741 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19742 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19743 instead of AVR_ENHANCED.
19744 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19745 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19746 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19748 2007-01-17 Ian Lance Taylor <iant@google.com>
19750 * vec.h (VEC_reserve_exact): Define.
19751 (vec_gc_p_reserve_exact): Declare.
19752 (vec_gc_o_reserve_exact): Declare.
19753 (vec_heap_p_reserve_exact): Declare.
19754 (vec_heap_o_reserve_exact): Declare.
19755 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19757 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19758 negative parameter.
19759 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19760 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19761 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19762 * vec.c (calculate_allocation): Add exact parameter. Change all
19764 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19765 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19766 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19767 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19768 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19769 (vec_heap_p_reserve_exact): New function.
19770 (vec_heap_o_reserve_exact): New function.
19772 2007-01-17 Jan Hubicka <jh@suse.cz>
19774 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19776 2007-01-17 Eric Christopher <echristo@apple.com>
19778 * config.gcc: Support core2 processor.
19780 2007-01-16 Jan Hubicka <jh@suse.cz>
19782 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19783 the names, just unlink the chain so we don't crash on dangling
19787 2007-01-16 Jan Hubicka <jh@suse.cz>
19789 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19790 * tree-pass.h: Reorder to make IPA passes appear toegher.
19791 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19793 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19794 parameters, do not call early inliner.
19795 * ipa-inline.c: Update comments. Include tree-flow.h
19796 (cgraph_decide_inlining): Do not compute inlining parameters.
19797 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19798 be called with function context set up.
19799 (pass_ipa_inline): Remove unreachable functions before pass.
19800 (cgraph_early_inlining): Simplify assuming to be called from the
19802 (pass_early_inline): New pass.
19803 (cgraph_gate_ipa_early_inlining): New gate.
19804 (pass_ipa_early_inline): Turn into simple wrapper.
19805 (compute_inline_parameters): New function.
19806 (gate_inline_passes): New gate.
19807 (pass_inline_parameters): New pass.
19808 (apply_inline): Move here from tree-optimize.c
19809 (pass_apply_inline): New pass.
19810 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19812 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19813 doing them by hand.
19814 (tree_function_versioning): Do not allocate dummy struct function.
19815 * tree-inline.h (optimize_inline_calls): Update prototype.
19816 * tree-optimize.c (execute_fixup_cfg): Export.
19817 (pass_fixup_cfg): Remove
19818 (tree_rest_of_compilation): Do not apply inlines.
19819 * tree-flow.h (execute_fixup_cfg): Declare.
19820 * Makefile.in (gt-passes.c): New.
19821 * passes.c: Include gt-passes.h
19822 (init_optimization_passes): New passes.
19823 (nnodes, order): New static vars.
19824 (do_per_function_toporder): New function.
19825 (execute_one_pass): Dump current pass here.
19826 (execute_ipa_pass_list): Don't dump current pass here.
19828 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19830 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19831 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19833 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19835 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19836 (strong_alias): Define.
19837 (__gcc_qmul): Provide non-FMA for soft-float.
19838 (__gcc_qdiv): Same.
19843 (__gcc_qunord): New.
19853 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19854 soft-float functions.
19855 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19856 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19857 about long double soft float.
19859 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19860 Tehila Meyzels <tehila@il.ibm.com>
19862 * tree-vectorizer.h (is_pattern_stmt_p): New.
19863 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19864 formatting (tabs instead of spaces). Cleanup and clarify setting
19865 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19866 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19867 (vectorizable_type_demotion): Check that types are integral.
19868 (vectorizable_type_promotion): Likewise.
19869 (vectorizable_store): Fix typo. Eliminate new-line at end of
19872 2007-01-16 Jan Hubicka <jh@suse.cz>
19874 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19877 2007-01-15 Eric Christopher <echristo@apple.com>
19879 * ifcvt.c: Include vec.h, vecprim.h.
19880 (check_cond_move_block): New argument regs.
19881 Reorganize. Add registers used to regs.
19882 (cond_move_process_if_block): Use regs set above as
19885 2007-01-15 Eric Christopher <echristo@apple.com>
19887 * config/darwin.h: Update copyright.
19888 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19889 (LINK_COMMAND_SPEC): Add -u.
19890 (LINK_SPEC): Fix umbrella for above.
19892 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19894 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19897 2007-01-15 Tom Tromey <tromey@redhat.com>
19899 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19900 * doc/install.texi (Testing): Don't mention jacks.
19901 (Configuration): Document --enable-java-maintainer-mode. Move
19902 --with-java-home to libgcj-specific section. Document
19904 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19906 2007-01-15 Jan Hubicka <jh@suse.cz>
19908 * tree-ssa-dce.c (DCE_TODOs): New.
19909 (propagate_necessity): Return if something changed.
19910 (eliminate_unnecessary_stmts): Likewise.
19911 (perform_tree_ssa_dce): Return TODO flags when needed.
19912 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19914 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19916 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19917 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19918 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19919 patterns using X87MODEF12 mode macro. Extend operand 1
19920 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19921 (log10<mode>2): Ditto.
19922 (log2<mode>2): Ditto.
19923 (log1p<mode>2): Ditto.
19924 (logb<mode>2): Ditto.
19925 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19926 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19927 (*fxtractxf3_i387): Rename from *fxtractxf3.
19928 (fxtract_extend<mode>xf3_i387): New insn pattern.
19929 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19930 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19931 and gen_fyl2xxf3_i387().
19933 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19935 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19936 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19937 get_loop_exit_edges. Changed return type to bool.
19938 * cfgloop.h (fix_loop_placement): Declaration removed.
19940 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19942 * param.h (MIN_VECT_LOOP_BOUND): New.
19943 * params.def (MIN_VECT_LOOP_BOUND): New.
19944 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19945 argument - minimum threshold for number of iterations.
19946 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19947 argument to declaration.
19948 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19949 MIN_VECT_LOOP_BOUND.
19950 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19951 slpeel_tree_peel_loop_to_edge with additional argument.
19952 (vect_do_peeling_for_alignment): Likewise.
19953 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19955 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19958 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19959 operands of size 1.
19961 2007-01-14 Jan Hubicka <jh@suse.cz>
19963 * tree-dfa.c (remove_referenced_var): New function.
19964 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19965 prune referenced vars list too.
19966 * tree-flow.h (remove_referenced_var): Declare.
19968 2007-01-14 Jan Hubicka <jh@suse.cz>
19970 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19972 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19973 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19974 * except.h (verify_eh_throw_table_statements): Kill prototype.
19975 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19976 into call exrepssions.
19977 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19979 * tree-cfg.c: Include pointer-set.h.
19980 (verify_node_sharing): Work on pointer set.
19981 (verify_eh_throw_stmt_node): New.
19982 (verify_stmts): Use pointers sets, verify throw_stmt.
19984 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19986 * ipa-reference.c (analyze_function): Consider also addresses taken
19989 2007-01-12 Roger Sayle <roger@eyesopen.com>
19991 * c-typeck.c (null_pointer_constant_p): Replace use of
19992 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19993 (build_c_cast): Likewise.
19995 2007-01-12 Roger Sayle <roger@eyesopen.com>
19997 * tree.h (force_fit_type_double): Remove unused final argument.
19998 * c-common.c (constant_expression_warning): Replace use of
19999 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20000 (convert_and_check): Likewise.
20001 (shorten_compare): Update call to force_fit_type_double.
20002 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20003 * convert.c (convert_to_pointer): Update call to
20004 force_fit_type_double.
20005 * fold-const.c (force_fit_type_double): Remove overflowed_const
20007 (int_const_binop, fold_convert_const_int_from_int,
20008 fold_convert_const_int_from_real, fold_div_compare,
20009 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20010 fold_abs_const, fold_not_const): Remove the final argument from
20011 calls to force_fit_type_double.
20013 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20015 * configure.ac: Set insn to "nop" for spu-*-* also.
20016 * configure: Regenerate.
20018 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20020 * builtins.def : Add BUILT_IN_FREE.
20022 2007-01-12 Jan Hubicka <jh@suse.cz>
20024 PR tree-optimization/30443
20025 * tree-inline.c (tree_function_versioning): Do not optimize when
20026 cloning for inlining.
20028 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20030 * doc/loop.texi: Document recording of loop exits.
20031 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20032 (update_single_exits_after_duplication,
20033 update_single_exit_for_duplicated_loop,
20034 update_single_exit_for_duplicated_loops): Removed.
20035 (duplicate_loop_to_header_edge): Do not call
20036 update_single_exits_after_duplication and
20037 update_single_exit_for_duplicated_loops.
20038 (loop_version): Do not update single_exit information.
20039 (fix_loop_structure): Use record_loop_exits instead of
20040 mark_single_exit_loops.
20041 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20042 the lists of loop exits.
20043 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20044 split_edge, merge_blocks): Update the lists of loop exits.
20045 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20046 loop_optimizer_init.
20047 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20048 of mark_single_exit_loops.
20049 (loop_optimizer_finalize): Call release_recorded_exits.
20050 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20051 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20052 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20053 update single exit information.
20054 * lambda-code.c (perfect_nestify): Ditto.
20055 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20056 (mark_single_exit_loops): Removed.
20057 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20058 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20059 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20061 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20062 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20063 (verify_loop_structure): Verify consistency of the exit lists.
20064 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20065 (set_single_exit): Removed.
20066 * cfgloop.h (struct loop_exit): New function.
20067 (struct loop): single_exit_ field replaced by exits field.
20068 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20069 LOOPS_HAVE_RECORDED_EXITS.
20070 (struct loops): Added exits hash.
20071 (mark_single_exit_loops, set_single_exit): Declaration removed.
20072 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20074 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20076 * doc/invoke.texi: Avoid use of @headitem.
20078 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20080 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20084 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20087 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20088 Richard Sandiford <richard@codesourcery.com>
20090 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
20091 * config/m68k/m68k.opt: Resort options.
20092 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
20094 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20095 Richard Sandiford <richard@codesourcery.com>
20097 * doc/invoke.texi: Document the macros that are defined by
20098 m68k's -mtune and -mhard-float options.
20099 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
20100 (m68k_cpp_cpu_family): Likewise.
20101 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
20102 of __ucfv*__ macros. Define __mcffpu__ if generating code for
20103 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
20104 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
20105 (m68k_cpp_cpu_family): Likewise.
20107 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20109 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
20110 macros besides mc68000 as tuning macros. Use a switch statement
20111 to set them and mcpu32.
20113 2007-01-12 Julian Brown <julian@codesourcery.com>
20115 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
20116 (TARGET_68040_ONLY): Rename to...
20117 (TARGET_68040): ...this.
20118 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
20119 * config/m68k/m68k.md: Likewise.
20121 2007-01-12 Julian Brown <julian@codesourcery.com>
20122 Nathan Sidwell <nathan@codesourcery.com>
20123 Richard Sandiford <richard@codesourcery.com>
20125 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
20126 the -mcpu= argument associated with the --with-cpu setting.
20127 Define M68K_DEFAULT_TUNE to the default -mtune= option,
20128 if different from the one implied by the -mcpu setting.
20129 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
20130 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
20131 * doc/invoke.texi: Mention ColdFire in the introduction to the
20132 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
20133 -mno-div and -mhard-float options. Make -m68881 a synonym for
20134 -mhard-float. Document the previously-undocumented -m5206e,
20135 -m528x, -m5307 and -m5407 options. Tweak the existing option
20136 documentation for consistency.
20137 * doc/install.texi: Mention new --with-cpu arguments.
20138 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
20139 default CPU if neither -mcpu nor -march are specified.
20140 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
20141 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
20142 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
20143 using m68k_tune to decide between families that implement the
20144 same ISA. Use m68k_tune to set __mcfv4e__.
20145 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
20146 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
20147 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
20148 (FL_ISA_C, FL_ISA_MMU): New macros.
20149 (MASK_COLDFIRE): Delete.
20150 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
20151 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
20152 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
20153 (TARGET_HARD_FLOAT): Do not define here.
20154 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
20155 (TUNE_68000): New macro.
20156 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
20157 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
20158 (TUNE_CFV2): Redefine in terms of m68k_tune.
20159 (uarch_type, target_device, fpu_type): New enums.
20160 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
20161 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
20162 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
20163 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
20164 (FL_FOR_isa_c): New macros.
20165 (m68k_isa): New enum.
20166 (m68k_target_selection): New structure.
20167 (all_devices, all_isas, all_microarchs): New tables.
20168 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
20169 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
20170 (MASK_ALL_CPU_BITS): Delete.
20171 (m68k_find_selection): New function.
20172 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
20173 Map the legacy target options to a combination of the new ones.
20174 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
20175 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
20176 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
20178 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
20179 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
20181 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
20182 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
20183 * config/m68k/m68k-devices.def: New file.
20185 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20186 Nathan Sidwell <nathan@codesourcery.com>
20188 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
20189 (SUBTARGET_EXTRA_SPECS): New macros.
20190 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
20191 use %(asm_cpu_spec) instead.
20192 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
20193 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
20194 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
20195 (EXTRA_SPECS): Rename to...
20196 (SUBTARGET_EXTRA_SPECS): ...this.
20198 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20199 Richard Sandiford <richard@codesourcery.com>
20200 Julian Brown <julian@codesourcery.com>
20202 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20203 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
20204 to the configuration's default CPU.
20205 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
20206 Remove default masks.
20207 (m680[012]0-*-*): Set the default with_cpu to the first part of
20209 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
20210 (m68k*-*-linux): Extend the --with-cpu handling to...
20211 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
20212 and m68010. Don't set target_cpu_default2.
20213 * doc/install.texi: Document --with-cpu for m68k.
20214 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
20215 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
20216 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20217 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
20218 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
20219 (ASM_SPEC): Remove use of %(asm_cpu_default).
20220 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
20221 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
20222 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
20223 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
20224 __HAVE_FPU__ if TARGET_HARD_FLOAT.
20225 (TARGET_DEFAULT): Delete.
20226 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
20227 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
20228 (CPP_CPU_SPEC): Delete.
20229 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
20230 the appropriate string.
20231 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
20232 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
20233 (ASM_SPEC): Don't use %(asm_default_spec).
20234 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
20235 TARGET_DEFAULT and add MASK_68881.
20236 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
20238 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20240 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
20241 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
20242 MASK_68010 alongside MASK_68020.
20243 * doc/invoke.texi: Document -m68010.
20244 * config/m68k/m68k.opt (m68010): New.
20245 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
20247 (TUNE_68010): New macro.
20248 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
20249 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
20250 (M68K_CPU_m68332): Add MASK_68010.
20251 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
20252 fallback definition.
20253 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
20255 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
20256 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20257 to all entries that use MASK_68020.
20258 (output_move_simode_const, output_move_himode, output_move_qimode)
20259 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
20260 instead of TARGET_68020 to select clr behavior. Remove comment
20261 about there being no TARGET_68010.
20262 * config/m68k/m68k.md: Likewise throughout.
20264 2007-01-12 Julian Brown <julian@codesourcery.com>
20266 * config/m68k/m68k.h (TARGET_ISAB): New macro.
20267 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
20268 * config/m68k/m68k.md: Likewise.
20270 2007-01-12 Julian Brown <julian@codesourcery.com>
20272 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
20273 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
20275 2007-01-12 Julian Brown <julian@codesourcery.com>
20277 * config/m68k/m68k.h (TUNE_68040_60): New macro.
20278 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
20279 * config/m68k/m68k.md: Likewise.
20281 2007-01-12 Julian Brown <julian@codesourcery.com>
20282 Richard Sandiford <richard@codesourcery.com>
20284 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
20285 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
20286 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
20288 (TARGET_CPU32): Rename to...
20289 (TUNE_CPU32): ...this.
20290 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
20291 (TUNE_CFV2): New macros.
20292 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
20293 remove conditions that are implied by TARGET_68020.
20294 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
20295 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
20296 (m68k_output_function_epilogue): Likewise.
20297 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
20298 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
20299 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20300 non-68000 timings. Refactor multiplication and division costs.
20301 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
20302 TUNE_CPU32 instead of TARGET_CPU32.
20303 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
20304 and TUNE_68060 instead of TARGET_68060.
20305 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
20306 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
20308 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
20309 && !TARGET_COLDFIRE" to choose between moveq and clr.
20310 Likewise in the unnamed movsf pattern.
20311 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
20312 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
20315 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20317 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
20318 of tabbing before backslashes.
20320 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20322 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
20323 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
20324 (ASM_OUTPUT_INTERNAL_LABEL): Define.
20326 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20328 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
20329 find_interesting_uses_cond.
20330 (find_interesting_uses_cond): Use extract_cond_operands.
20331 (rewrite_use_compare): Use extract_cond_operands and
20332 force_gimple_operand_bsi. Do not call update_stmt.
20333 (determine_use_iv_cost_condition): Use extract_cond_operands.
20334 Return cheaper of using original bound and changing the exit bound.
20336 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20338 PR tree-optimization/29516
20339 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
20340 most_expensive_mult_to_index, addr_to_parts,
20341 create_mem_ref, maybe_fold_tmr): Make the type of
20342 fields of TARGET_MEM_REF sizetype.
20343 (move_fixed_address_to_symbol, move_pointer_to_base):
20345 * tree.def (TARGET_MEM_REF): Add comment on types of
20348 2007-01-11 Joseph Myers <joseph@codesourcery.com>
20350 * c-common.c (vector_types_convertible_p): Treat opaque types as
20351 always convertible if they have the same size, but not otherwise.
20353 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
20355 * ifcvt.c (struct noce_if_info): Add comments to the fields.
20356 Remove the b_unconditional field.
20357 (noce_try_sign_mask): Do not look at b_unconditional.
20358 (noce_process_if_block): Do not use merge_if_blocks. Update
20359 the CFG here. Do not set b_unconditional.
20360 (cond_move_process_if_block): Likewise.
20361 (find_cond_trap): Likewise.
20362 (check_cond_move_block): Require simple jump insns at the end
20363 of the basic block.
20365 2007-01-11 Jan Hubicka <jh@suse.cz>
20367 PR tree-optimization/1046
20368 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
20369 when alias info is not ready.
20370 (pass_tail_recursion): Do not require aliasing.
20371 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20372 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
20373 * tree-ssa-copy.c (pass_copy_prop): Likewise.
20374 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20375 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
20376 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
20377 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
20379 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
20380 When aliasing is not build, mark statement as volatile.
20382 2007-01-11 Tom Tromey <tromey@redhat.com>
20384 PR preprocessor/15185, PR preprocessor/20989:
20385 * doc/cppopts.texi <-MT>: Update description of algorithm for
20386 computing default target.
20387 <-M, -MD>: Reword "basename" text.
20389 2007-01-11 Roger Sayle <roger@eyesopen.com>
20391 * builtins.c (expand_builtin_pow, expand_builtin_powi,
20392 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
20393 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
20394 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
20395 fold_builtin_bswap, real_constp, fold_builtin_pow,
20396 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
20397 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
20398 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20399 * convert.c (convert_to_pointer): Likewise.
20400 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
20401 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
20402 const_binop, fold_convert_const_int_from_int,
20403 fold_convert_const_int_from_real,
20404 fold_convert_const_real_from_real, sign_bit_p,
20405 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
20406 fold_sign_changed_comparison, fold_unary, fold_comparison,
20407 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
20408 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
20409 * print-tree.c (print_node_brief, print_node): Likewise.
20410 * stor-layout.c (place_field, layout_type): Likewise.
20411 * tree-chrec.c (keep_cast): Likewise.
20412 * tree.c (build_vector, build_real, build_real_from_int_cst,
20413 build_complex): Likewise.
20415 2007-01-11 Roger Sayle <roger@eyesopen.com>
20417 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
20418 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
20420 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
20422 * configure.ac (strict1_warn): Rename to strict_warn.
20423 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
20424 cc_set_by_configure, quoted_cc_set_by_configure,
20425 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
20426 all_boot_languages, all_stagestuff): Remove.
20427 (target_list): Remove bootstrap targets.
20428 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
20429 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
20430 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
20431 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
20432 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
20433 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
20434 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
20435 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
20436 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
20437 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
20438 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
20439 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
20440 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
20441 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
20442 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
20443 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
20444 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
20445 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
20446 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
20447 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
20448 (mostlyclean): Adjust.
20449 (clean, distclean): Don't mention bootstrap stuff.
20450 * configure: Regenerate.
20451 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
20452 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
20453 treelang/config-lang.in (stagestuff): Remove.
20454 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
20455 stageprofile, stagefeedback, stagestuff): Remove mention.
20457 2007-01-11 Nick Clifton <nickc@redhat.com>
20459 * config/mcore/predicates.md (mcore_general_movesrc_operand):
20461 (mcore_general_movdst_operand): Do not accept CONST_INTs.
20462 (mcore_arith_K_S_operand): Run the test for the S constraint not
20463 the test for the M constraint.
20464 (mcore_addsub_operand): Do not accept integer values that are
20465 larger than 32 bits.
20466 * config/mcore/mcore.md: Remove unused constraints from split.
20467 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
20468 (addsi3): Likewise.
20469 (allocate_stack): Likewise.
20470 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
20471 operands to 32 bits.
20472 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
20474 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
20475 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
20476 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
20477 mcore_output_bclri, mcore_output_andn, output_inline_const,
20478 mcore_output_move, mcore_output_movedouble): Likewise.
20479 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
20480 (output_inline_const): Likewise.
20481 (output_inline_const): Fix format strings used in sprintf
20483 * config/mcore/mcore-protos.h: Update prototypes for changed
20484 functions in mcore.c.
20485 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
20486 HOST_WIDE_INT and not int.
20487 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
20488 CONST_OK_FOR_N): Likewise.
20489 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
20490 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
20493 2007-01-10 Jan Hubicka <jh@suse.cz>
20495 * tree-vrp.c (remove_range_assertions): Release defs.
20496 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
20497 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
20499 2007-01-10 Paul Brook <paul@codesourcery.com>
20501 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
20502 * config/arm/arm.md (mulsi3subsi): New insn.
20504 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
20506 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
20507 (tree_transform_and_unroll_loop): New.
20508 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20511 2007-01-10 Robert Kennedy <jimbob@google.com>
20513 * fold-const.c (fold_comparison): Fold comparisons like (x *
20514 1000 < 0) to (x < 0).
20516 2007-01-10 Ian Lance Taylor <iant@google.com>
20518 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20519 operands have the same priority.
20521 2007-01-10 Tom Tromey <tromey@redhat.com>
20523 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20524 (fold_binary): Likewise.
20525 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20526 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20527 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20528 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20529 * langhooks.h (struct lang_hooks): Removed field
20530 'can_use_bit_fields_p'.
20532 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20534 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20536 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20538 * function.c (get_last_funcdef_no): New function.
20539 * function.h (get_last_funcdef_no): Declare.
20540 * tree-inline.c (initialize_cfun): Add initialization.
20541 (tree_function_versioning): Cleanup.
20543 2007-01-10 Jan Hubicka <jh@suse.cz>
20545 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20548 2007-01-10 Sa Liu <saliu@de.ibm.com>
20549 Ben Elliston <bje@au.ibm.com>
20551 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20552 for SAVE_NONLOCAL and Pmode for any other save level.
20553 * spu-protos.h (spu_restore_stack_block): Declare.
20554 * spu.md (save_stack_block): Remove.
20555 (restore_stack_block): Call spu_restore_stack_block.
20556 * spu.c (spu_restore_stack_block): New function.
20557 (spu_expand_epilogue): Remove old comment.
20559 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20561 PR tree-optimization/30322
20562 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20563 (cand_value_at): Return the value as aff_tree.
20564 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20565 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20566 aff_combination_mult): New functions.
20567 (aff_combination_add): Use aff_combination_add_cst.
20568 (aff_combination_convert): Allow conversions to a wider type.
20569 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20570 * tree-affine.h (aff_combination_mult): Declare.
20572 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20574 * doc/tm.texi: Update documentation to reflect reality of exec
20575 and start file search behaviours. Update copyright year.
20576 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20577 header file directories.
20579 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20581 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20582 (*cosxf2): Rename to cosxf2_i387.
20583 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20584 using X87MODEF12 mode macro. Rename patterns to
20585 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20587 (*cosdf2, *cossf2): Ditto.
20588 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20589 to match extended input operands.
20590 (sincos<mode>3): New expander.
20591 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20592 insn patterns and corresponding splitters.
20594 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20596 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20597 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20599 2007-01-09 Nicolas Pitre <nico@cam.org>
20602 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20604 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20606 * target.h (struct gcc_target): New field library_rtti_comdat.
20607 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20608 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20609 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20610 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20612 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20614 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20616 2007-01-08 Richard Guenther <rguenther@suse.de>
20618 * tree.h (force_fit_type_double): Export.
20619 (force_fit_type): Remove.
20620 * fold-const.c (force_fit_type_double): New function.
20621 (force_fit_type): Remove.
20622 (int_const_binop): Use it.
20623 (fold_convert_const_int_from_int): Likewise.
20624 (fold_convert_const_int_from_real): Likewise.
20625 (fold_div_compare): Likewise.
20626 (fold_sign_changed_comparison): Likewise.
20627 (fold_unary): Likewise.
20628 (fold_negate_const): Likewise.
20629 (fold_abs_const): Likewise.
20630 (fold_not_const): Likewise.
20631 * c-common.c (shorten_compare): Use force_fit_type_double.
20632 * convert.c (convert_to_pointer): Likewise.
20634 2007-01-08 Richard Guenther <rguenther@suse.de>
20636 * tree.h (build_int_cst_wide_type): Export.
20637 * tree.c (build_int_cst_wide_type): New function.
20638 (build_int_cst_wide): Fix comment.
20639 * builtins.c (fold_builtin_object_size): Use build_int_cst
20640 to build -1 or 0 of the correct type. Use fit_double_type
20641 to check for overflow.
20642 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20644 (decode_field_reference): Likewise.
20645 (all_ones_mask_p): Likewise.
20646 (native_interpret_int): Use build_int_cst_wide_type.
20647 (fold_binary): Use build_int_cst_type to build an all-ones
20649 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20651 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20653 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20655 2007-01-09 Ben Elliston <bje@au.ibm.com>
20657 * genautomata.c (STATS_OPTION): New option.
20658 (stats_flag): New flag.
20659 (gen_automata_option): Handle it.
20660 (initiate_automaton_gen): Ditto.
20661 (write_automata): Output statistics only if stats_flag is
20662 set. Likewise, output time statistics only if time_flag is set.
20663 * doc/md.texi (Processor pipeline description): Document new flag.
20665 2007-01-08 Richard Guenther <rguenther@suse.de>
20667 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20668 * tree.c (build_int_cst_type): Likewise.
20669 (size_in_bytes): Don't call force_fit_type on the result.
20670 (int_fits_type_p): Use fit_double_type.
20671 * fold-const.c (fit_double_type): New function.
20672 (force_fit_type): Use it.
20673 * tree.h (fit_double_type): Export.
20675 2007-01-08 Jan Hubicka <jh@suse.cz>
20677 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20678 * ipa.c (function_and_variable_visibility): Fix return type.
20680 2007-01-08 Richard Guenther <rguenther@suse.de>
20682 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20683 of offset to build the index.
20684 * tree-pretty-print.c (dump_generic_node): Don't build negated
20685 const just for printing.
20686 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20687 * builtins.c (fold_builtin_int_roundingfn): Check if result
20688 fits the type by using force_fit_type and comparing the result.
20689 * predict.c (predict_loops): Use compare_tree_int for comparison.
20690 * tree.c (build_int_cst): Fall back to integer_type_node for
20692 (build_int_cst_wide): Assert type is non-null.
20694 2007-01-08 Roberto Costa <roberto.costa@st.com>
20696 * tree-vrp.c (extract_range_from_cond_expr): New.
20697 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20698 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20700 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20701 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20702 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20703 used as expressions.
20704 * tree-object-size.c (cond_expr_object_size): New.
20705 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20707 2007-01-08 Jan Hubicka <jh@suse.cz>
20709 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20710 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20713 2007-01-08 Richard Guenther <rguenther@suse.de>
20715 PR tree-optimization/23603
20716 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20717 (extract_range_from_binary): Fall back to truthvalue instead of
20718 varying for TRUTH_*_EXPR.
20719 (extract_range_from_comparison): Fall back to truthvalue instead of
20721 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20722 if all visited PHI values were constant.
20724 2007-01-08 Jan Hubicka <jh@suse.cz>
20726 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20727 (cgraph_analyze_function): break out from ...
20728 (cgraph_finalize_compilation_unit): ... here.
20729 (cgraph_expand_function): Remove forgoten commented out line.
20730 (cgraph_optimize): Analyze functions.
20732 2007-01-08 Jan Hubicka <jh@suse.cz>
20734 * tree-pas.h (TODO_remove_function): New flag.
20735 (TODO_update*): Renumber.
20736 (pass_ipa_increase_alignment,
20737 pass_ipa_function_and_variable_visibility): New passes.
20738 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20739 (cgraph_function_and_variable_visibility): Move to ipa.c
20740 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20741 cgraph_increase_alignment.
20742 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20743 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20744 calling tree-inline.
20745 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20746 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20747 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20748 (gate_increase_alignment): New function.
20749 (pass_ipa_increase_alignment): New pass.
20750 * ipa.c: Inline tree-pass.h and timevar.h
20751 (function_and_variable_visibility): Move here from cgraphunit.c
20752 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20753 * passes.c (init_optimization_passes): Add the two new passes.
20754 (execute_todo): Handle cgraph_remove_functions.
20756 2007-01-08 Nick Clifton <nickc@redhat.com>
20758 * config/frv/predicates.md (reg_or_0_operand): Accept
20761 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20763 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20764 * config.gcc: Add bfin*-rtems*.
20766 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20768 * c.opt: Add -flax-vector-conversions.
20769 * c-typeck.c (convert_for_assignment): Pass flag to
20770 vector_types_convertible_p to allow emission of note.
20771 (digest_init): Likewise.
20772 * c-opts.c: Handle -flax-vector-conversions.
20773 * c-common.c (flag_lax_vector_conversions): New.
20774 (vector_types_convertible_p): Unless -flax-vector conversions
20775 has been passed, disallow conversions between vectors with
20776 differing numbers of subparts and/or element types. If such
20777 a conversion is disallowed, possibly emit a note on the first
20778 occasion only to inform the user of -flax-vector-conversions.
20779 The new last argument specifies this.
20780 * c-common.h (flag_lax_vector_conversions): New.
20781 (vector_types_convertible_p): Add extra argument.
20782 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20783 char_type_node for V*QI type vectors.
20784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20785 Update to satisfy new typechecking rules.
20786 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20787 C and C++ variants.
20788 * doc/invoke.texi (C Dialect Options): Document
20789 -flax-vector-conversions.
20791 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20793 PR tree-optimization/29877
20794 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20795 a register variable on the RHS to not be replaceable.
20797 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20798 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20799 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20800 const_simm15, const_pow2, const_npow2): Added.
20801 * config/score/misc.md (insv, extv, extzv, movmemsi,
20802 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20803 * config/score/score.c (score_address_cost, score_select_cc_mode):
20805 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20806 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20807 Update score_print_operand.
20808 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20809 Adjust register allocate order and update some macro define.
20810 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20811 mdx_block_move_straight, mdx_block_move_loop_head,
20812 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20813 mdx_block_move_loop, mdx_block_move): Added.
20814 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20815 mdp_limm): Updated and fix some bug and typo.
20816 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20817 (movsf, movdf, doloop_end): Added.
20819 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20821 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20822 config/arm/thumb2.md: Fix comment typos.
20823 * doc/extend.texi: Fix a typo.
20825 2007-01-07 Eric Christopher <echristo@apple.com>
20827 * configure.ac: Check for __stack_chk_fail for darwin.
20828 * configure: Regenerate.
20830 2007-01-07 Richard Guenther <rguenther@suse.de>
20832 * tree-vrp.c (extract_range_from_assert): CSE calls to
20833 compare_values where possible.
20834 (extract_range_from_unary_expr): Likewise.
20836 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20838 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20839 * config/avr/avr.c (call_insn_operand): Delete function.
20840 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20841 instead of register number. Use predicates.
20842 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20843 call_insn_operand): Add.
20845 2007-01-06 Jan Hubicka <jh@suse.cz>
20847 * tree-pass.h (pass_build_cgraph_edges): Declare.
20848 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20849 (visited_nodes): Remove.
20850 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20851 build_cgrpah_edges; make visited_nodes local.
20852 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20853 (record_references_in_initializer): Move to cgraphbuild.c
20854 (initialize_inline_failed, rebuild_cgraph_edges,
20855 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20856 (verify_cgraph_node): Make visited_nodes local.
20857 (cgraph_analyze_function): Do not call cgraph_create_edges and
20858 initialize_inline_failed.
20859 (cgraph_expand_function): Do not call cgraph_lower_function;
20860 assert that function is already lowered.
20861 * Makefile.in (cgraphbuild.o): New.
20862 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20863 at the end of lowering passes.
20865 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20867 * ifcvt.c (cond_move_convert_if_block): New function, code
20868 factored out from...
20869 (cond_move_process_if_block): ...here. Call the new function
20870 on the THEN and ELSE blocks.
20871 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20872 already takes care of this.
20874 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20877 * tree.h (TREE_OVERFLOW_P): New.
20878 * c-typeck.c (parser_build_unary_op): Warn only if result
20879 overflowed and operands did not.
20880 (parser_build_binary_op): Likewise.
20881 (convert_for_assignment): Remove redundant overflow_warning.
20882 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20884 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20886 * c-typeck.c (store_init_value): Split over two lines to follow
20887 the GNU coding style.
20889 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20891 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20892 __GXX_EXPERIMENTAL_CXX0X__.
20893 * doc/cpp.texi: Same.
20895 2007-01-05 Richard Guenther <rguenther@suse.de>
20897 PR middle-end/27826
20898 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20899 with mismatched types. Instead explicitly build a
20900 conversion NOP_EXPR.
20902 2007-01-05 Ian Lance Taylor <iant@google.com>
20904 * c-common.c (decl_with_nonnull_addr_p): New function.
20905 (c_common_truthvalue_conversion): Call it.
20906 * c-typeck.c (build_binary_op): Likewise.
20907 * c-common.h (decl_with_nonnull_addr_p): Declare.
20909 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20912 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20915 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20917 * doc/install.texi (Final install): Document the fact that
20918 the GNAT runtime should not be stripped.
20920 2007-01-04 Jan Hubicka <jh@suse.cz>
20922 * tree-inline.c (fold_marked_statements): Update operand caches
20923 and EH after folding
20925 2007-01-04 Ian Lance Taylor <iant@google.com>
20927 * c-common.c (check_function_nonnull): Whitespace fix.
20929 2007-01-04 Jan Hubicka <jh@suse.cz>
20931 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20932 comitted older version of patch.
20933 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20934 function, celanup cfg and collect garbage.
20936 2007-01-04 Mike Stump <mrs@apple.com>
20938 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20941 2007-01-04 Eric Christopher <echristo@apple.com>
20943 * libgcc2.c (__bswapsi2): Use SItype.
20944 (__bswapdi2): Use DItype.
20945 * libgcc2.h: Update for above.
20947 2007-01-04 Paul Brook <paul@codesourcery.com>
20949 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20950 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20951 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20952 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20953 umulsi3_highpart): Make conditional on !arm_arch6.
20954 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20955 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20956 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20957 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20958 umulsi3_highpart_v6): New insns.
20960 2007-01-04 Roger Sayle <roger@eyesopen.com>
20962 * fold-const.c (fold_convert): When casting an expression to void,
20963 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20964 have a type. Instead of attempting to build a NOP_EXPR, return
20965 these "special" trees directly.
20967 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20969 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20970 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20971 rs6000_cost->fp not 0 as adjustment for outer NEG.
20973 2007-01-04 Jan Hubicka <jh@suse.cz>
20975 * cgraph.c (cgraph_release_function_body): New function.
20976 (cgraph_remove_node): Use it.
20977 * cgraph.h (cgraph_release_function_body): Declare.
20978 * cgraphunit.c (cgraph_expand_function): Use it.
20979 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20980 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20981 is initialized and while compilation of other function is running.
20982 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20983 statement CFG annotations from here to ...
20984 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20986 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20988 * cfgloop.h (enum li_flags): Make the constants powers of two.
20990 2007-01-04 Jan Hubicka <jh@suse.cz>
20992 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20994 (fold_marked_statements): New function.
20995 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20996 * tree-inline.h (copy_body_data): Add statements_to_fold.
20998 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21000 * config.gcc: Mention libgcc/config.host.
21001 * Makefile.in: Update comments mentioning libgcc.
21002 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21003 (all.cross, start.encap, rest.encap, rest.cross): Update
21004 dependencies for libgcc move.
21005 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21006 (clean-target, clean-target-libgcc): Delete.
21007 (srcdirify, GCC_EXTRA_PARTS): New macros.
21008 (libgcc-support, libgcc.mvars): New rules.
21009 (distclean): Remove mention of mklibgcc.
21010 (install): Don't reference INSTALL_LIBGCC.
21011 (install-common): Don't reference EXTRA_PARTS.
21012 (install-libgcc, install-multilib): Delete rules.
21013 * mklibgcc.in: Delete file.
21014 * doc/configfiles.texi: Don't mention mklibgcc.
21016 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21017 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21018 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21019 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21020 (mklibgcc, ldblspecs): Likewise.
21022 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21023 (posixpre.def): Use $(T).
21024 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21025 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21026 (SHLIB_LINK): Make dummy.
21027 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21029 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21031 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21032 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21033 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21034 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21036 * configure.ac (all_outputs): Remove mklibgcc.
21037 * configure: Regenerated.
21039 2007-01-03 Josh Conner <jconner@apple.com>
21041 PR middle-end/29683
21042 * calls.c (compute_argument_addresses): Set stack and stack_slot
21043 for partial args, too.
21044 (store_one_arg): Use locate.size.constant for the size when
21045 generating a save_area.
21047 2007-01-03 Robert Kennedy <jimbob@google.com>
21049 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21050 whose definitions are deleted due to basic block merging.
21052 2007-01-03 Paul Brook <paul@codesourcery.com>
21055 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21057 (use_return_insn): Return 0 for Thumb interrupt functions.
21058 (print_multi_reg): Add rfe argument for IRQ returns.
21059 (arm_output_epilogue): Pop interrupt return address directly into PC.
21060 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21062 2007-01-03 Paul Brook <paul@codesourcery.com>
21064 Merge from sourcerygxx-4_1.
21065 * config/arm/thumb2.md: New file.
21066 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21068 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21069 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21070 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21071 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21073 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21074 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21076 * config/arm/ieee754-sf.S: Ditto.
21077 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21078 (thumb1_base_register_rtx_p): ... to this.
21079 (thumb_index_register_rtx_p): Rename...
21080 (thumb1_index_register_rtx_p): ... to this.
21081 (thumb_output_function_prologue): Rename...
21082 (thumb1_output_function_prologue): ... to this.
21083 (thumb_legitimate_address_p): Rename...
21084 (thumb1_legitimate_address_p): ... to this.
21085 (thumb_rtx_costs): Rename...
21086 (thumb1_rtx_costs): ... to this.
21087 (thumb_compute_save_reg_mask): Rename...
21088 (thumb1_compute_save_reg_mask): ... to this.
21089 (thumb_final_prescan_insn): Rename...
21090 (thumb1_final_prescan_insn): ... to this.
21091 (thumb_expand_epilogue): Rename...
21092 (thumb1_expand_epilogue): ... to this.
21093 (arm_unwind_emit_stm): Rename...
21094 (arm_unwind_emit_sequence): ... to this.
21095 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
21096 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
21097 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
21098 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
21099 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
21100 thumb2_output_casesi): New functions.
21101 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
21102 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
21103 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
21104 THUMB2_WORK_REGS): Define.
21105 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
21106 arm_condexec_mask, arm_condexec_masklen)): New variables.
21107 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
21108 (arm_override_options): Check new CPU capabilities.
21109 Set new architecture flag variables.
21110 (arm_isr_value): Handle v7m interrupt functions.
21111 (user_return_insn): Return 0 for v7m interrupt functions. Handle
21113 (const_ok_for_arm): Handle Thumb-2 constants.
21114 (arm_gen_constant): Ditto. Use movw when available.
21115 (arm_function_ok_for_sibcall): Return false for v7m interrupt
21117 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
21118 (thumb_find_work_register, arm_load_pic_register,
21119 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
21120 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
21121 print_multi_reg, output_mov_long_double_fpa_from_arm,
21122 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
21123 output_mov_double_fpa_from_arm, output_move_double,
21124 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
21125 output_return_instruction, arm_output_function_prologue,
21126 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
21127 arm_output_mi_thunk, thumb_set_return_address): Ditto.
21128 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
21129 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
21130 (arithmetic_instr, shift_op): Use arm_shift_nmem.
21131 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
21133 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
21134 (thumb_expand_prologue): Use thumb_set_frame_pointer.
21135 (arm_file_start): Output directive for unified syntax.
21136 (arm_unwind_emit_set): Handle stack alignment instruction.
21137 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
21138 Add v6t2, v7, v7a, v7r and v7m.
21139 (RETLDM): Add Thumb-2 code.
21140 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
21141 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
21142 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
21143 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
21144 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
21145 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
21146 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
21147 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
21148 ADJUST_INSN_LENGTH): Define.
21149 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
21150 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
21151 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
21152 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
21153 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
21154 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
21155 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
21156 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
21157 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
21158 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
21159 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
21160 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
21161 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
21162 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
21163 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
21164 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
21165 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
21167 * config/arm/arm-tune.md: Regenerate.
21168 * config/arm/arm-protos.h: Update prototypes.
21169 * config/arm/vfp.md: Enable patterns for Thumb-2.
21170 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
21171 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
21172 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
21173 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
21174 * config/arm/libunwind.S: Add Thumb-2 code.
21175 * config/arm/constraints.md: Update include Thumb-2.
21176 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
21177 * config/arm/ieee754-df.S: Ditto.
21178 * config/arm/bpabi.S: Ditto.
21179 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
21180 * config/arm/predicates.md (low_register_operand,
21181 low_reg_or_int_operand, thumb_16bit_operator): New.
21182 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
21183 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
21184 * config/arm/t-arm-elf: Add armv7 multilib.
21185 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
21187 (UNSPEC_STACK_ALIGN, ce_count): New.
21188 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
21189 arm_zero_extendsidi2, arm_zero_extendqidi2): New
21191 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
21192 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
21193 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
21194 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
21195 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
21196 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
21198 * doc/extend.texi: Document ARMv7-M interrupt functions.
21199 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
21201 2007-01-03 Jakub Jelinek <jakub@redhat.com>
21203 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
21204 (struct _Unwind_Context): Rename args_size to flags, remove
21205 signal_frame field, add a new args_size field and version field.
21206 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
21207 _Unwind_IsExtendedContext): New inline functions.
21208 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
21209 Assume by_value array is only present if _Unwind_IsExtendedContext.
21210 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
21211 _Unwind_IsSignalFrame.
21212 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
21213 (uw_update_context_1): Use _Unwind_SetSignalFrame.
21214 (uw_init_context_1): Initialize context->flags to
21215 EXTENDED_CONTEXT_BIT.
21216 * config/rs6000/linux-unwind.h (frob_update_context): Use
21217 _Unwind_SetSignalFrame.
21219 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
21221 PR middle-end/30353
21222 * gimplify.c (gimplify_modify_expr_complex_part): Move below
21223 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
21226 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
21228 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
21229 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
21230 RET, AT_SP): Remove.
21231 * config/i386/i386.md (*sse_prologue_save_insn): Use return
21234 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21235 * cfgbuild.c (find_basic_blocks): Likewise.
21236 * cfgrtl.c (rtl_create_basic_block): Likewise.
21237 * function.c (temp_slots_at_level): Likewise.
21238 * reg-stack.c (stack_regs_mentioned): Likewise.
21239 * regclass.c (allocate_reg_info): Likewise.
21240 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21241 set_bb_for_stmt, move_block_to_fn): Likewise.
21242 * tree-complex.c (tree_lower_complex): Likewise.
21243 * vec.h (VEC_safe_grow_cleared): New.
21245 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
21247 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
21249 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
21250 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
21252 * cfgloopmanip.c (scale_loop_frequencies): Export.
21253 (loopify): Scale the frequencies by prescribed coefficients.
21254 (set_zero_probability): New function.
21255 (duplicate_loop_to_header_edge): Improve updating of frequencies.
21256 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
21257 and frequencies according to arguments.
21258 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
21260 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
21261 * modulo-sched.c (sms_schedule): Set probabilities for entering
21262 versioned loop correctly.
21263 * tree-vect-transform.c (vect_transform_loop): Ditto.
21264 * cfgloop.h (loopify, loop_version): Declaration changed.
21265 (scale_loop_frequencies): Declared.
21267 2007-01-02 Jan Hubicka <jh@suse.cz>
21269 * cgraph.c: Include tree-flow.h
21270 (cgraph_add_new-function): Handle IPA_SSA mode; execute
21271 early_local_passes.
21272 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
21273 * tree-pass.h (pass_all_early_optimizations): Declare.
21274 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
21275 early_local_passes.
21276 (cgraph_analyze_function): Do early_local_passes.
21277 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21278 Do not add referenced vars.
21279 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
21281 (gate_all_early_local_passes): New gate.
21282 (pass_early_local_passes): Use new gate.
21283 (execute_early_local_optimizations): New functions.
21284 (gate_all_early_optimizations): New gate.
21285 (pass_all_early_optimizations): New pass.
21286 (execute_free_datastructures): Free SSA only when initialized.
21287 (gate_init_datastructures): Init only when optimizing.
21288 (tree_lowering_passes): Do early local passes when called late.
21289 * tree-profile.c (do_tree_profiling): Don't profile functions added
21291 (do_early_tree_profiling, pass_early_tree_profile): Kill.
21292 * tree-cfg.c (update_modified_stmts): Do not update when operands are
21294 * passes.c (init_optimizations_passes): Reorder so we go into SSA
21295 during early_local_passes.
21296 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
21299 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21301 * Makefile.in: Update copyright year.
21303 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21305 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
21306 in $(lang_checks) and check-consistency targets.
21308 2007-01-02 Jan Hubicka <jh@suse.cz>
21310 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21311 Do not add referenced vars.
21312 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
21314 * passes.c (init_optimization_passes): Put mudflap_2 after
21315 free_datastructures.
21317 2007-01-02 Jan Hubicka <jh@suse.cz>
21319 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
21320 Set NOTHROW flag on call statements proved to be nothrow.
21321 Update statement of local calls so new pure/const functions are
21322 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
21324 (tree_rest_of_compilation): Register hooks and initialize bitmap
21325 early. Do not set after_inlining flag.
21327 2007-01-02 Steve Ellcey <sje@cup.hp.com>
21329 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
21330 HOST_BITS_PER_LONGLONG
21332 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21335 * c-typeck.c (store_init_value): Don't emit pedantic overflow
21336 warning for non-static initializers.
21338 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
21340 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
21341 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
21342 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
21343 Always use set_unique_reg_note to add REG_EQUAL notes.
21345 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21348 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21350 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21351 * cfgbuild.c (find_basic_blocks): Likewise.
21352 * cfgrtl.c (rtl_create_basic_block): Likewise.
21353 * function.c (temp_slots_at_level): Likewise.
21354 * reg-stack.c (stack_regs_mentioned): Likewise.
21355 * regclass.c (allocate_reg_info): Likewise.
21356 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21357 set_bb_for_stmt, move_block_to_fn): Likewise.
21358 * tree-complex.c (tree_lower_complex): Likewise.
21359 * vec.h (VEC_safe_grow_cleared): New.
21361 2007-01-02 Ian Lance Taylor <iant@google.com>
21363 * c-common.c (c_common_truthvalue_conversion): When warning about
21364 using an assignment as a truth value, set TREE_NO_WARNING.
21366 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21369 * c.opt (Wold-style-declaration): New.
21370 * doc/invoke.texi (C-only Warning Options): New.
21371 (Wold-style-declaration): Document it.
21372 (Wextra): Enabled by -Wextra.
21373 * c-opts.c (c_common_post_options): Enabled by -Wextra.
21374 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
21375 -Wold-style-declaration.
21377 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21379 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21380 * cfgbuild.c (find_basic_blocks): Likewise.
21381 * cfgrtl.c (rtl_create_basic_block): Likewise.
21382 * function.c (temp_slots_at_level): Likewise.
21383 * reg-stack.c (stack_regs_mentioned): Likewise.
21384 * regclass.c (allocate_reg_info): Likewise.
21385 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21386 set_bb_for_stmt, move_block_to_fn): Likewise.
21387 * tree-complex.c (tree_lower_complex): Likewise.
21388 * vec.h (VEC_safe_grow_cleared): New.
21390 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
21392 * c-common.c (c_common_nodes_and_builtins): Since variants of
21393 void_type_node get built before it is given a name, we need to
21394 give those variants the name, too.
21395 (complete_array_type): We need to work with the canonical main
21396 type of the array, from which we will build the qualified version.
21397 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
21398 * print-tree.c (print_node): Display canonical type information
21400 * stor-layout.c (layout_type): When we don't know the
21401 alignment of a type for which we're building an array, we end up
21402 guessing wrong, so make the type require structural equality.
21403 * tree.c (make_node_stat): When we build a new type, it is its
21404 own canonical type.
21405 (build_type_attribute_qual_variant): When building an attribute
21406 variant, its canonical type is the non-attribute variant. However,
21407 if the attributes are target-dependent and they differ, we need to
21408 use structural equality checks for this type.
21409 (build_qualified_type): A qualified type is not equivalent to its
21410 unqualified variant; set the canonical type appropriately.
21411 (build_distinct_type_copy): When building a distinct type from
21412 another type, the new type is its own canonical type.
21413 (build_variant_type_copy): When building a new type variant, we
21414 assume that it is equivalent to the original type.
21415 (build_pointer_type_for_mode): When building a pointer type, also
21416 build a canonical type pointer.
21417 (build_reference_type_for_mode): When building a reference type,
21418 also build a canonical type reference.
21419 (build_index_type): When we can't hash an index type (e.g.,
21420 because its maximum value is negative), the index type requires
21421 structural equality tests.
21422 (build_array_type): Build the canonical form of an array type.
21423 (build_function_type): Function types require structural equality,
21424 because they contain default arguments, attributes, etc.
21425 (build_method_type_directly): Ditto for method types.
21426 (build_offset_type): Build the canonical offset type.
21427 (build_complex_type): Build the canonical vector type.
21428 (make_vector_type): Build the canonical vector type.
21429 * tree.h (TYPE_CANONICAL): New.
21430 (TYPE_STRUCTURAL_EQUALITY_P): New.
21431 (SET_TYPE_STRUCTURAL_EQUALITY): New.
21432 (struct tree_type): Added "canonical" field.
21433 * params.h (VERIFY_CANONICAL_TYPES): New.
21434 * doc/c-tree.texi (TYPE_CANONICAL): Document.
21435 (TYPE_STRUCTURAL_EQUALITY_P): Document.
21436 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
21437 * doc/invoke.texi (verify-canonical-types): Document --param
21438 parameter for verifying canonical types.
21440 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21442 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
21443 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
21444 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
21445 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
21447 * config/rs6000/e500.h: New.
21448 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
21449 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
21451 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
21452 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
21453 TARGET_E500_DOUBLE): Remove.
21454 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
21455 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
21456 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
21457 * config/rs6000/rs6000.c (rs6000_override_options): Use
21458 CHECK_E500_OPTIONS.
21460 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21462 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
21463 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
21464 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
21465 rs6000_emit_cmove): Don't check TARGET_E500.
21466 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
21467 sordered): Don't check TARGET_E500.
21469 2007-01-01 Eric Christopher <echristo@apple.com>
21471 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
21472 HARD_REGISTER_NUM_P.
21474 2007-01-01 Roger Sayle <roger@eyesopen.com>
21476 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
21477 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
21478 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
21481 2007-01-01 Mike Stump <mrs@apple.com>
21483 * configure.ac: Remove support for building with Apple's gcc-3.1.
21485 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21487 PR middle-end/30311
21488 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
21489 REG is a hard register. Do not modify REG before calling
21491 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
21492 multiple of the size of YMODE for certain lowpart cases.
21494 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21496 PR middle-end/30253
21497 * gimplify (voidify_wrapper_expr): Update for
21498 GIMPLE_MODIFY_STMT.
21500 2007-01-01 Andreas Schwab <schwab@suse.de>
21503 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
21504 save of BR0 in extra_spill_size instead of spill_size.
21505 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
21507 (ia64_expand_epilogue): Restore BR0 from its new location.
21509 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21511 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21512 Use a temporary variable if the left hand side is not a gimple
21515 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21517 * gimplify.c (gimplify_return_expr): Make the temporary variable
21518 for the return expression, a gimple register variable.
21520 2007-01-01 Jan Hubicka <jh@suse.cz>
21522 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21525 2007-01-01 Mike Stump <mrs@apple.com>
21527 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21529 * config/darwin.c (machopic_select_rtx_section): Use
21530 HAVE_GAS_LITERAL16.
21531 (darwin_mergeable_constant_section): Likewise.
21532 * configure: Regenerate.
21533 * config.in: Regenerate.
21535 2007-01-01 Jan Hubicka <jh@suse.cz>
21536 Andrew Pinski <pinskia@gmail.com>
21538 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21539 before starting IPA passes.