1 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5 if we are compiling with -fPIC.
7 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8 Nigel Stephens <nigel@mips.com>
10 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11 Define for MIPS32 and MIPS64.
13 2007-08-02 Nick Clifton <nickc@redhat.com>
15 * config/host-hpux.c: Change copyright header to refer to version
16 3 of the GNU General Public License and to point readers at the
17 COPYING3 file and the FSF's license web page.
18 * config/alpha/predicates.md, config/alpha/vms-ld.c,
19 config/alpha/linux.h, config/alpha/alpha.opt,
20 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
21 config/alpha/vms-unwind.h, config/alpha/ev4.md,
22 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
23 config/alpha/alpha.h, config/alpha/sync.md,
24 config/alpha/openbsd.h, config/alpha/alpha.md,
25 config/alpha/alpha-modes.def, config/alpha/ev5.md,
26 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
27 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
28 config/alpha/constraints.md, config/alpha/osf.h,
29 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
30 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
31 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
32 config/frv/frv-asm.h, config/frv/frv-protos.h,
33 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
34 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
35 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
36 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
37 config/s390/s390.opt, config/s390/s390-modes.def,
38 config/s390/fixdfdi.h, config/s390/constraints.md,
39 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
40 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
41 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
42 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
43 config/m32c/prologue.md, config/m32c/m32c.abi,
44 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
45 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
46 config/m32c/t-m32c, config/m32c/m32c-modes.def,
47 config/m32c/jump.md, config/m32c/shift.md,
48 config/m32c/m32c-protos.h, config/libgloss.h,
49 config/spu/spu-protos.h, config/spu/predicates.md,
50 config/spu/spu-builtins.h, config/spu/spu.c,
51 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
52 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
53 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
54 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
55 config/sparc/hypersparc.md, config/sparc/predicates.md,
56 config/sparc/linux.h, config/sparc/sp64-elf.h,
57 config/sparc/supersparc.md, config/sparc/cypress.md,
58 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
59 config/sparc/niagara.md, config/sparc/sparc.md,
60 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
61 config/sparc/sparc.opt, config/sparc/sync.md,
62 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
63 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
64 config/sparc/sparc.c, config/sparc/little-endian.opt,
65 config/sparc/sysv4-only.h, config/sparc/sparc.h,
66 config/sparc/linux64.h, config/sparc/freebsd.h,
67 config/sparc/sol2.h, config/sparc/rtemself.h,
68 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
69 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
70 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
71 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
72 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
73 config/m32r/linux.h, config/m32r/constraints.md,
74 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
75 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
76 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
77 config/i386/i386.md, config/i386/netware-crt0.c,
78 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
79 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
80 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
81 config/i386/sol2.h, config/i386/constraints.md,
82 config/i386/netware-libgcc.c, config/i386/sysv5.h,
83 config/i386/predicates.md, config/i386/geode.md,
84 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
85 config/i386/freebsd64.h, config/i386/vxworksae.h,
86 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
87 config/i386/rtemself.h, config/i386/netbsd-elf.h,
88 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
89 config/i386/netware.h, config/i386/i386-modes.def,
90 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
91 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
92 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
93 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
94 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
95 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
96 config/i386/xm-mingw32.h, config/i386/linux64.h,
97 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
98 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
99 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
100 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
101 config/i386/cygwin2.c, config/i386/i386-protos.h,
102 config/i386/sync.md, config/i386/openbsd.h,
103 config/i386/host-mingw32.c, config/i386/i386-aout.h,
104 config/i386/nto.h, config/i386/biarch64.h,
105 config/i386/i386-coff.h, config/i386/freebsd.h,
106 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
107 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
108 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
109 config/darwin-protos.h, config/linux.opt, config/sol2.c,
110 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
111 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
112 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
113 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
114 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
115 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
116 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
117 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
118 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
119 config/sh/superh64.h, config/sh/rtemself.h,
120 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
121 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
122 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
123 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
124 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
125 config/avr/predicates.md, config/avr/constraints.md,
126 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
127 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
128 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
129 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
130 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
131 config/c4x/c4x-modes.def, config/c4x/rtems.h,
132 config/c4x/predicates.md, config/c4x/c4x.h,
133 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
134 config/xtensa/predicates.md, config/xtensa/xtensa.c,
135 config/xtensa/linux.h, config/xtensa/xtensa.h,
136 config/xtensa/elf.h, config/xtensa/xtensa.md,
137 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
138 config/xtensa/xtensa-protos.h, config/dbx.h,
139 config/stormy16/predicates.md, config/stormy16/stormy16.md,
140 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
141 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
142 config/host-solaris.c, config/fr30/fr30.h,
143 config/fr30/predicates.md, config/fr30/fr30-protos.h,
144 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
145 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
146 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
147 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
148 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
149 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
150 config/host-linux.c, config/interix3.h, config/cris/cris.c,
151 config/cris/predicates.md, config/cris/linux.h,
152 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
153 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
154 config/cris/aout.opt, config/cris/cris-protos.h,
155 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
156 config/iq2000/iq2000.h, config/iq2000/predicates.md,
157 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
158 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
159 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
160 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
161 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
162 config/chorus.h, config/mn10300/mn10300.c,
163 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
164 config/mn10300/mn10300.h, config/mn10300/linux.h,
165 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
166 config/mn10300/mn10300.md, config/ia64/predicates.md,
167 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
168 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
169 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
170 config/ia64/freebsd.h, config/ia64/ia64.md,
171 config/ia64/ia64-modes.def, config/ia64/constraints.md,
172 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
173 config/gofast.h, config/rtems.h, config/sol2-10.h,
174 config/m68k/predicates.md, config/m68k/m68k.md,
175 config/m68k/linux.h, config/m68k/m68k-modes.def,
176 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
177 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
178 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
179 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
180 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
181 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
182 config/m68k/constraints.md, config/m68k/rtemself.h,
183 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
184 config/m68k/uclinux.h, config/rs6000/power4.md,
185 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
186 config/rs6000/linux.h, config/rs6000/eabi.h,
187 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
188 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
189 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
190 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
191 config/rs6000/windiss.h, config/rs6000/603.md,
192 config/rs6000/aix41.h, config/rs6000/cell.md,
193 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
194 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
195 config/rs6000/darwin.md, config/rs6000/darwin64.h,
196 config/rs6000/default64.h, config/rs6000/7xx.md,
197 config/rs6000/darwin.opt, config/rs6000/spe.md,
198 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
199 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
200 config/rs6000/7450.md, config/rs6000/linux64.h,
201 config/rs6000/constraints.md, config/rs6000/440.md,
202 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
203 config/rs6000/rs6000.c, config/rs6000/aix52.h,
204 config/rs6000/rs6000.h, config/rs6000/power6.md,
205 config/rs6000/predicates.md, config/rs6000/altivec.md,
206 config/rs6000/aix64.opt, config/rs6000/rios1.md,
207 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
208 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
209 config/rs6000/darwin7.h, config/rs6000/dfp.md,
210 config/rs6000/linux64.opt, config/rs6000/sync.md,
211 config/rs6000/vxworksae.h, config/rs6000/power5.md,
212 config/rs6000/lynx.h, config/rs6000/biarch64.h,
213 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
214 config/rs6000/eabispe.h, config/rs6000/e500.h,
215 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
216 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
217 config/rs6000/aix.h, config/rs6000/vxworks.h,
218 config/rs6000/40x.md, config/rs6000/aix51.h,
219 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
220 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
221 config/arc/arc.h, config/mcore/mcore-elf.h,
222 config/mcore/mcore-protos.h, config/mcore/predicates.md,
223 config/mcore/mcore.md, config/mcore/mcore.c,
224 config/mcore/mcore.opt, config/mcore/mcore.h,
225 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
226 config/score/predicates.md, config/score/score-version.h,
227 config/score/score-protos.h, config/score/misc.md,
228 config/score/elf.h, config/score/score.c, config/score/mac.md,
229 config/score/score7.md, config/score/score.h,
230 config/score/score-conv.h, config/score/score-mdaux.c,
231 config/score/score.md, config/score/score.opt,
232 config/score/score-modes.def, config/score/score-mdaux.h,
233 config/score/mul-div.S, config/arm/uclinux-elf.h,
234 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
235 config/arm/symbian.h, config/arm/linux-elf.h,
236 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
237 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
238 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
239 config/arm/strongarm-pe.h, config/arm/arm.h,
240 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
241 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
242 config/arm/arm-modes.def, config/arm/linux-eabi.h,
243 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
244 config/arm/arm-cores.def, config/arm/arm-protos.h,
245 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
246 config/arm/wince-pe.h, config/arm/neon.md,
247 config/arm/constraints.md, config/arm/neon.ml,
248 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
249 config/arm/arm.opt, config/arm/arm926ejs.md,
250 config/arm/predicates.md, config/arm/iwmmxt.md,
251 config/arm/arm_neon.h, config/arm/unknown-elf.h,
252 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
253 config/arm/neon-testgen.ml, config/arm/arm.md,
254 config/arm/xscale-coff.h, config/arm/pe.c,
255 config/arm/arm-generic.md, config/arm/pe.h,
256 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
257 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
258 config/arm/strongarm-elf.h, config/arm/cirrus.md,
259 config/arm/netbsd-elf.h, config/arm/vxworks.h,
260 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
261 config/pa/predicates.md, config/pa/pa64-hpux.h,
262 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
263 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
264 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
265 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
266 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
267 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
268 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
269 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
270 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
271 config/pa/pa64-regs.h, config/pa/pa-modes.def,
272 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
273 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
274 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
275 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
276 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
277 config/mips/linux64.h, config/mips/elforion.h,
278 config/mips/constraints.md, config/mips/generic.md,
279 config/mips/predicates.md, config/mips/4300.md,
280 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
281 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
282 config/mips/5k.md, config/mips/vr4120-div.S,
283 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
284 config/mips/mips-protos.h, config/mips/6000.md,
285 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
286 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
287 config/mips/mips-modes.def, config/mips/vr.h,
288 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
289 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
290 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
291 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
292 config/vax/openbsd1.h, config/vax/netbsd.h,
293 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
294 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
295 config/h8300/rtems.h, config/h8300/predicates.md,
296 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
297 config/h8300/h8300.md, config/h8300/h8300.opt,
298 config/h8300/coff.h, config/h8300/h8300-protos.h,
299 config/v850/v850.md, config/v850/predicates.md,
300 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
301 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
302 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
303 config/mmix/mmix.h, config/mmix/predicates.md,
304 config/mmix/mmix-protos.h, config/mmix/mmix.md,
305 config/mmix/mmix.c, config/mmix/mmix.opt,
306 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
307 config/bfin/rtems.h, config/bfin/bfin-modes.def,
308 config/bfin/predicates.md, config/bfin/bfin-protos.h,
309 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
312 2007-08-02 Richard Sandiford <richard@codesourcery.com>
314 * emit-rtl.c (reset_used_decls): Rename to...
315 (set_used_decls): ...this. Set the used flag rather than clearing it.
316 (unshare_all_rtl_again): Update accordingly. Set flags on argument
317 DECL_RTLs rather than resetting them.
319 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
321 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
323 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
325 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
326 argument to find_reloads_address.
328 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
330 PR tree-optimization/32919
331 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
332 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
333 (coalesce_ssa_name): Call it.
335 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
336 David Ung <davidu@mips.com>
338 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
339 (__mips16_unorddf2, __mips16_floatunsidf): New.
340 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
342 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
344 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
346 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
347 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
348 * tree.h (OMP_SECTIONS_CONTROL): New macro.
349 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
350 * omp-low.c (get_ws_args_for, determine_parallel_type,
351 expand_omp_for_generic, expand_omp_for_static_nochunk,
352 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
353 Work with more precise CFG.
354 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
355 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
357 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
358 * gimple-low.c (lower_stmt): Ditto.
359 * tree-inline.c (estimate_num_insns_1): Ditto.
360 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
361 (OMP_SECTIONS_SWITCH): New.
362 * tree-cfgcleanup.c (cleanup_omp_return): New.
363 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
364 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
365 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
366 (tree_redirect_edge_and_branch): Handle omp constructs.
368 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
369 with three arguments.
371 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
373 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
376 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
378 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
379 the loop structures may need fixing.
380 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
382 (cleanup_tree_cfg_loop): Removed.
383 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
384 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
385 instead of running cleanup_tree_cfg_loop.
386 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
387 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
388 (tree_predictive_commoning): Declaration changed.
389 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
391 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
393 * doc/invoke.texi (l1-cache-size): Update documentation.
394 (l2-cache-size): Document.
395 * params.h (L2_CACHE_SIZE): New macro.
396 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
397 that L1_CACHE_SIZE is in kB now.
398 (L2_CACHE_SIZE_BYTES): New macro.
399 (tree_ssa_prefetch_arrays): Show size in kB.
400 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
401 and l2_cache_size fields.
402 * config/i386/driver-i386.c (describe_cache): Detect cache size
404 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
405 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
406 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
407 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
408 (override_options): Set l1-cache-size and l2-cache-size to default
409 values if not specified otherwise.
410 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
411 (PARAM_L2_CACHE_SIZE): New.
413 2007-08-01 Nigel Stephens <nigel@mips.com>
414 David Ung <davidu@mips.com>
415 Thiemo Seufer <ths@mips.com>
416 Chris Dearman <chris@mips.com>
417 Richard Sandiford <richard@codesourcery.com>
419 * config.gcc (mips*-sde-elf*): New stanza.
420 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
421 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
422 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
423 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
424 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
425 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
427 * config/mips/sde.h: New file.
428 * config/mips/t-libgcc-mips16: Likewise.
429 * config/mips/t-sde: Likewise.
430 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
431 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
432 _MIPS_FPSET and _MIPS_SZINT.
433 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
434 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
435 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
436 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
437 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
438 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
439 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
440 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
441 _MIPS_SZPTR and _MIPS_FPSET.
442 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
443 architecture is specified.
444 (MIPS_32BIT_OPTION_SPEC): New macro.
446 2007-07-31 Dan Hipschman <dsh@google.com>
448 * gcc.c (end_going_arg): New function.
452 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
454 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
455 only if ENABLE_CHECKING is defined.
457 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
459 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
460 df_ru_add_problem, df_ru_get_bb_info): Removed.
461 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
462 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
463 df_ru_free_bb_info, df_ru_alloc,
464 df_ru_bb_local_compute_process_def,
465 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
466 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
467 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
468 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
469 df_ru_add_problem): Removed.
471 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
474 * pa.md (casesi32): Use match_scratch. Revise insn condition.
475 (casesi32p, casesi64p): Likewise.
476 (casesi): Adjust for above.
478 2007-07-31 Richard Sandiford <richard@codesourcery.com>
480 * mode-switching.c (create_pre_exit): Don't search past calls.
482 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
484 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
486 2007-07-31 Revital Eres <eres@il.ibm.com>
488 * ddg.c (add_deps_for_def): Rename to...
489 (add_cross_iteration_register_deps): This. Change implementation
490 to use only reaching def and def-use chains to construct the
491 inter loop dependencies.
492 (add_deps_for_use): Remove function.
493 (build_inter_loop_deps): Call add_cross_iteration_register_deps
494 function to build the inter loop dependencies.
495 * modulo-sched.c (sms_schedule): Build only
496 reaching def and def-use chains for the propose of the ddg
499 2007-07-31 Julian Brown <julian@codesourcery.com>
501 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
502 New define_insns. Use correct RTL.
503 (vec_set<mode>): Write as expander.
505 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
507 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
508 to an unallocated space.
510 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
513 (split_constant_offset): Enable split_constant_offset to extract
514 constants from other statements.
515 * tree-vect-transform.c
516 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
517 to a temp var. Force base_offset to be simple.
519 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
521 * df-scan.c (df_scan_verify): Remove artificial limit on
522 the number of blocks for verification.
523 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
524 df_simulate_defs): Avoid unnecessary insn checking for defs.
526 2007-07-29 Mark Mitchell <mark@codesourcery.com>
529 * config/m68k/lb1sf68.asm (FUNC): New macro.
531 (__udivsi3): Likewise.
532 (__divsi3): Likewise.
533 (__umodsi3): Likewise.
534 (__modsi3): Likewise.
535 (__subdf3): Likewise.
536 (__adddf3): Likewise.
537 (__muldf3): Likewise.
538 (__divdf3): Likewise.
539 (__negdf2): Likewise.
540 (__cmpdf2): Likewise.
541 (__subsf3): Likewise.
542 (__addsf3): Likewise.
543 (__mulsf3): Likewise.
544 (__divsf3): Likewise.
545 (__negsf2): Likewise.
546 (__cmpsf2): Likewise.
560 2007-07-30 Ollie Wild <aaw@google.com>
562 * c-ppoutput.c (print_lines_directives_only): New function.
563 (scan_translation_unit_directives_only): New function.
564 (preprocess_file): Add call to scan_translation_unit_directives_only.
565 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
566 (sanitize_cpp_opts): Add default flag_dump_macros setting for
567 -fdirectives-only. Add errors for -fdirectives-only conflict with
568 -Wunused-macros and -traditional.
569 (finish_options): Add builtin macro initialization for
570 -fdirectives-only + -fpreprocessed.
571 * c.opt (fdirectives-only): New.
572 * doc/cppopts.texi (fdirectives-only): New.
574 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
576 * alias.c (record_set, memory_modified_1): Constify.
577 * bt-load.c (note_btr_set): Likewise.
578 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
579 * combine.c (set_nonzero_bits_and_sign_copies,
580 expand_field_assignment, record_dead_and_set_regs_1,
581 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
582 likely_spilled_retval_1): Likewise.
583 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
584 frv_io_handle_set): Likewise.
585 * config/mips/mips.c (mips_sim_record_set,
586 vr4130_true_reg_dependence_p_1): Likewise.
587 * config/mt/mt.c (insn_dependent_p_1): Likewise.
588 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
589 * config/sh/sh.c (flow_dependent_p_1): Likewise.
590 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
591 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
592 * ddg.c (mark_mem_store): Likewise.
593 * df-problems.c (df_urec_mark_reg_change): Likewise.
594 * function.c (update_epilogue_consts): Likewise.
595 * gcse.c (record_set_info, record_last_set_info,
596 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
597 reg_clear_last_set): Likewise.
598 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
600 * jump.c (reversed_comparison_code_parts): Likewise.
601 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
602 reg_is_set): Likewise.
603 * loop-iv.c (mark_altered): Likewise.
604 * mode-switching.c (reg_becomes_live): Likewise.
605 * optabs.c (no_conflict_move_test): Likewise.
606 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
608 * postreload.c (reload_combine_note_store, move2add_note_store):
610 * regmove.c (flags_set_1): Likewise.
611 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
613 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
615 * resource.c (update_live_status): Likewise.
616 * rtl.h (set_of, note_stores): Likewise.
617 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
618 note_stores, parms_set): Likewise.
619 * sched-rgn.c (sets_likely_spilled_1): Likewise.
620 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
622 * var-tracking.c (count_stores, add_stores): Likewise.
624 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 * alias.c (mems_in_disjoint_alias_sets_p,
627 fixed_scalar_and_varying_struct_p, aliases_everything_p,
628 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
629 write_dependence_p, mems_in_disjoint_alias_sets_p,
630 read_dependence, true_dependence, canon_true_dependence,
631 anti_dependence, output_dependence): Constify.
632 * combine.c (extended_count): Likewise.
633 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
634 * cselib.c (get_value_hash, references_value_p,
635 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
636 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
637 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
638 * function.c (contains, prologue_epilogue_contains,
639 sibcall_epilogue_contains): Likewise.
640 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
641 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
642 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
643 reg_or_subregno): Likewise.
644 * recog.c (asm_noperands): Likewise.
645 * reload1.c (function_invariant_p): Likewise.
646 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
647 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
648 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
649 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
650 true_regnum, reg_or_subregno, condjump_in_parallel_p,
651 extended_count, prologue_epilogue_contains,
652 sibcall_epilogue_contains, function_invariant_p, true_dependence,
653 canon_true_dependence, read_dependence, anti_dependence,
654 output_dependence): Likewise.
655 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
657 2007-07-30 Julian Brown <julian@codesourcery.com>
659 * config/arm/neon.md (V_ext): New mode attribute.
660 (neon_vget_lane<mode>): Replace with define_expand.
661 (neon_vget_lane<mode>_sext_internal)
662 (neon_vget_lane<mode>_zext_internal): New define_insns for double
663 and quad precision vectors.
664 (neon_vget_lanedi): Add bounds check. Remove dead comment.
665 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
666 have typeless 32-bit result.
668 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
671 * tree-affine.h (aff_tree): The type of rest is sizetype for types
673 * tree-affine.c (aff_combination_scale): If type is a pointer type,
674 use sizetype for rest.
675 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
676 (aff_combination_convert): Don't convert rest for pointer types.
678 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
680 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
682 * tree-ssa-alias.c: Add alloc-pool.h.
683 (init_alias_info): Free alias_bitmap_obstack.
684 (delete_alias_info): Call delete_mem_ref_stats.
685 (get_mem_sym_stats_for): Use alloc_pool.
686 (init_mem_ref_stats): Do not delete mem_ref_stats here.
687 (delete_mem_sym_stats): Removed.
689 2007-07-29 Sebastian Pop <sebpop@gmail.com>
691 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
692 functions cannot be represented as classical distance vectors.
694 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
696 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
697 * builtins.c (validate_arg, builtin_mathfn_code,
698 validate_arglist): Likewise.
699 * calls.c (call_expr_flags): Likewise.
700 * combine.c (reg_nonzero_bits_for_combine,
701 reg_num_sign_bit_copies_for_combine, get_last_value,
702 reg_truncated_to_mode): Likewise.
703 * emit-rtl.c (subreg_lowpart_p): Likewise.
704 * expr.c (highest_pow2_factor_for_target,
705 categorize_ctor_elements_1, categorize_ctor_elements,
706 count_type_elements, contains_packed_reference,
707 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
708 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
709 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
710 native_encode_int, native_encode_real, native_encode_complex,
711 native_encode_vector, native_encode_expr, native_interpret_int,
712 native_interpret_real, native_interpret_complex,
713 native_interpret_vector, native_interpret_expr): Likewise.
714 * function.c (use_register_for_decl): Likewise.
715 * gimplify.c (get_name): Likewise.
716 * langhooks-def.h (lhd_return_null_const_tree): New.
717 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
718 * langhooks.c (lhd_return_null_const_tree): New.
719 * langhooks.h (lang_get_callee_fndecl): Constify.
720 * output.h (constructor_static_from_elts_p): Likewise.
721 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
722 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
723 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
724 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
725 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
726 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
727 * rtlhooks-def.h (reg_nonzero_bits_general,
728 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
730 * rtlhooks.c (reg_num_sign_bit_copies_general,
731 reg_nonzero_bits_general, reg_truncated_to_mode_general):
733 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
734 * stor-layout.c (mode_for_size_tree): Likewise.
735 * tree-ssa-loop-im.c (memref_eq): Likewise.
736 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
737 * tree.c (contains_placeholder_p, type_list_equal,
738 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
740 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
741 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
742 contains_placeholder_p, contains_packed_reference,
743 get_callee_fndecl, operand_equal_for_phi_arg_p,
744 warn_if_unused_value, is_body_block, native_encode_expr,
745 native_interpret_expr, fold_convertible_p, operand_equal_p,
746 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
747 validate_arglist, simple_cst_equal, type_list_equal,
748 use_register_for_decl, call_expr_flags, get_name,
749 highest_pow2_factor): Likewise.
750 (const_call_expr_arg_iterator_d,
751 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
752 first_const_call_expr_arg, more_const_call_expr_args_p,
753 FOR_EACH_CONST_CALL_EXPR_ARG): New.
754 * varasm.c (constructor_static_from_elts_p): Constify.
756 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
758 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
759 config/arm/neon-schedgen.ml, config/arm/neon.ml,
760 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
761 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
762 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
763 tree-vect-transform.c, tree.def: Fix comment typos. Follow
764 spelling conventions.
765 * doc/invoke.texi: Follow spelling conventions.
767 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
768 Revital Eres <eres@il.ibm.com>
770 * modulo-sched.c (sms_schedule): Avoid loops which includes
771 auto-increment instructions.
773 2007-07-28 Richard Guenther <rguenther@suse.de>
776 * fold-const.c (fold_cond_expr_with_comparison): Convert
777 operand zero of MIN/MAX_EXPR to correct type.
779 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
781 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
782 flags_from_decl_or_type): Constify.
783 * gcc.c (do_spec_1): Likewise.
784 * print-tree.c (dump_addr, print_node_brief): Likewise.
785 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
786 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
787 tree_purge_all_dead_eh_edges): Likewise.
788 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
789 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
791 * tree.c (expr_location, expr_has_location, expr_locus,
792 expr_filename, expr_lineno, get_inner_array_type,
793 fields_compatible_p): Likewise.
794 * tree.h (get_inner_array_type, fields_compatible_p,
795 expr_location, expr_has_location, expr_locus, expr_filename,
796 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
797 setjmp_call_p, alloca_call_p): Likewise.
799 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
801 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
804 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
806 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
807 (compute_flow_insensitive_aliasing): Ditto for
810 2007-07-27 Jan Hubicka <jh@suse.cz>
812 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
815 * attribs.c: Include hashtab.h
816 (attribute_hash): New.
817 (substring): New structure.
818 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
820 (init_attributes): Initialize attribute hash.
821 (decl_attributes): Use attribute hash.
822 * Makefile.in (attribs.c): Depend on hashtab.h.
824 2007-07-27 Steve Ellcey <sje@cup.hp.com>
826 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
828 2007-07-27 Richard Sandiford <richard@codesourcery.com>
830 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
831 __mips_dspr2 and __mips_dsp_rev macros.
832 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
834 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
836 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
838 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
842 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
843 and the updating of the live and do_not_gen sets.
844 (df_note_bb_compute): Added updating of live and do_not_gen sets
845 for regular defs so that the case of clobber inside conditional
846 call is processed correctly.
848 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
850 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
851 operands with compatible type.
853 2007-07-27 Richard Sandiford <richard@codesourcery.com>
855 * expr.h (store_bit_field): Don't return a value.
856 * expmed.c (check_predicate_volatile_ok): New function.
857 (store_bit_field_1): New function, extracted from store_bit_field.
858 Take a fallback_p argument and return true if the operation succeeded.
859 Only use store_fixed_bit_field if fallback_p. Don't recompute
860 mode_for_extraction; use op_mode instead. Try forcing memories
861 into registers if the insv expander fails.
862 (store_bit_field): Use store_bit_field_1 with fallback_p true.
863 Don't return a value.
864 (convert_extracted_bit_field): New function, extracted from
866 (extract_bit_field_1): Likewise. Take a fallback_p argument
867 and return NULL if the operation succeeded. Only use
868 extract_fixed_bit_field if fallback_p. Only calculate one
869 extraction mode. Combine code for extv and extzv. Try forcing
870 memories into registers if the ext(z)v expander fails.
871 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
873 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
875 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
877 (df_ref): Likewise. Put regno with other integer fields.
879 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
881 * df.h (df_mw_hardreg): Remove "loc" field.
882 * df-scan.c (df_ref_record): Don't set it. Remove redundant
884 * df-problems.c (df_whole_mw_reg_unused_p): New function,
885 split out from df_set_unused_notes_for_mw. Return false for
886 partial references. Assert that mw_reg is a REG when returning true.
887 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
888 (df_whole_mw_reg_dead_p): New function, split out from
889 df_set_dead_notes_for_mw. Return false for partial references.
890 Assert that mw_reg is a REG when returning true.
891 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
892 Remove redundant bitmap check.
894 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
896 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
897 ($(T)crtend.o): Likwise.
898 ($(T)crtbeginS.o): Likwise.
899 ($(T)crtendS.o): Likwise.
900 ($(T)crtfastmath.o): Likwise.
902 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
904 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
905 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
906 * basic-block.h (struct control_flow_graph): Added x_dom_computed
907 and x_n_bbs_in_dom_tree fields.
909 2007-07-26 Steve Ellcey <sje@cup.hp.com>
911 PR tree-optimization/32087
912 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
913 Do not call scale_bbs_frequencies_int with prob of zero.
915 2007-07-26 Julian Brown <julian@codesourcery.com>
917 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
918 (neon_element_bits): Add prototypes.
919 * config/arm/arm.c (bounds_check, neon_lane_bounds)
920 (neon_const_bounds, neon_element_bits): New functions.
921 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
922 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
923 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
924 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
925 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
926 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
927 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
928 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
929 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
930 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
931 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
932 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
933 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
935 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
937 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
938 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
940 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
941 Julian Brown <julian@codesourcery.com>
943 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
944 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
945 * config/arm/cortex-a8.md: New.
946 * config/arm/cortex-a8-neon.md: New.
947 * config/arm/neon-schedgen.ml: New.
948 * config/arm/neon.md (vqh_mnem): New.
950 (Is_float_mode): New.
951 (Scalar_mul_8_16): New.
953 (V_mode_nunits): New.
954 (All instruction patterns): Annotate with neon_type attribute
956 * config/arm/arm.md: Include cortex-a8.md.
957 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
959 Annotate instruction patterns accordingly.
960 (generic_sched): Do not use generic scheduling for Cortex-A8.
961 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
963 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
965 * fold-const.c (fold_read_from_constant_string): Use
967 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
969 2007-07-26 Nick Clifton <nickc@redhat.com>
971 * tree-ssa-operands.h: Change copyright header to refer to version
972 3 of the GNU General Public License and to point readers at the
973 COPYING3 file and the FSF's license web page.
974 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
975 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
976 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
977 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
978 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
979 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
980 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
981 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
982 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
983 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
984 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
985 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
986 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
987 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
988 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
989 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
990 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
991 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
992 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
993 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
994 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
995 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
996 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
997 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
998 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
999 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1000 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1001 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1002 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1003 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1004 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1005 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1006 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1007 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1008 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1009 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1010 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1011 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1012 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1013 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1014 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1015 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1016 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1017 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1018 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1019 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1020 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1021 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1022 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1023 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1024 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1025 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1026 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1027 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1028 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1029 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1030 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1031 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1032 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1033 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1034 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1035 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1036 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1037 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1038 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1039 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1040 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1041 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1042 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1043 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1044 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1045 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1046 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1047 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1048 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1049 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1050 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1051 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1052 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1053 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1054 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1055 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1056 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1057 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1058 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1059 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1060 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1061 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1062 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1063 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1064 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1065 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1066 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1067 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
1068 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
1069 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
1070 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
1071 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
1072 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
1073 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
1074 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
1075 convert.c, convert.h, langhooks-def.h, reload1.c,
1076 tree-ssa-operands.c: Likewise.
1078 2007-07-26 Jan Hubicka <jh@suse.cz>
1080 * tree-ssa-live.c: Include debug.h and flags.h.
1081 (mark_scope_block_unused): New function.
1082 (remove_unused_scope_block_p): New function.
1083 (remove_unused_locals): Remove unused blocks too.
1085 2007-07-25 Ian Lance Taylor <iant@google.com>
1087 * combine.c (combine_max_regno): Remove. Remove all uses.
1088 (struct reg_stat_struct): Rename from struct reg_stat.
1089 (reg_stat_type): Define, and declare VECs.
1090 (reg_stat): Change from pointer to VEC. Change all uses.
1091 (combine_split_insns): New static function.
1092 (try_combine, find_split_point): Call it instead of split_insns.
1094 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1096 * cfghooks.c (split_block): Fix the information about loop latch.
1098 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1100 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
1102 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1104 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1105 Scan the new edge for loop exit info.
1107 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
1109 * config/darwin.c: Include debug.h.
1111 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1114 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
1116 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1118 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
1119 (HARD_REGNO_MODE_OK): Ditto.
1120 (MODES_TIEABLE_P): Ditto.
1121 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
1122 (CLASS_MAX_NREGS): Ditto.
1123 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
1124 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
1125 (divdf3_internal_thr): Removed.
1126 * config/ia64/div.md: New file.
1127 * config/ia64/constraints.md: Add H constraint.
1129 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1131 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
1132 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
1133 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
1134 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
1135 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
1136 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
1137 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
1138 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
1139 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
1140 dump_sbitmap_file, debug_sbitmap, popcount_table,
1141 sbitmap_popcount): Constify.
1142 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
1143 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
1144 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
1145 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
1146 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
1147 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
1148 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
1149 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
1150 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
1151 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
1152 sbitmap_popcount, sbitmap_verify_popcount): Constify.
1154 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1156 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
1157 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
1158 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
1159 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
1160 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
1161 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
1162 bitmap_intersect_p, bitmap_intersect_compl_p,
1163 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1164 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
1166 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
1167 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
1168 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
1169 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1170 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1171 debug_bitmap, debug_bitmap_file, bitmap_print,
1172 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
1173 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
1175 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
1177 * config/darwin.c (darwin_override_options): Additional fix for
1178 debug info formats that don't support var tracking.
1180 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1182 * cselib.c (entry_and_rtx_equal_p): Constify.
1183 * gengtype.c (output_mangled_typename, write_types, write_local):
1185 * gengtype.h (const_type_p): New.
1186 * see.c (eq_descriptor_extension, hash_descriptor_extension):
1188 * tlink.c (scan_linker_output): De-constify.
1189 * tree-ssa-loop-im.c (memref_eq): Constify.
1190 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
1191 (shared_bitmap_hash, shared_bitmap_eq): Constify.
1193 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1195 * c-common.c (fname_as_string, c_type_hash): Constify.
1196 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1197 * cgraph.c (edge_hash, edge_eq): Likewise.
1198 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
1199 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
1200 reg_attrs_htab_eq): Likewise.
1201 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
1203 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
1204 const_decl_t, const_state_t, const_automata_list_el_t): New.
1205 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
1206 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
1207 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
1208 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
1209 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
1210 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
1211 compare_max_occ_cycle_nums, out_state_arcs_num,
1212 compare_transition_els_num, units_cmp, state_reservs_cmp):
1214 * genmodes.c (cmp_modes): Likewise.
1215 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
1216 * gimplify.c (compare_case_labels): Likewise.
1217 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
1218 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
1219 * matrix-reorg.c (mtt_info_hash): Likewise.
1220 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
1221 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
1222 (htab_hash_bucket, htab_hash_elem): Constify.
1223 * tree-browser.c (TB_parent_eq): Likewise.
1224 * tree-scalar-evolution.c (hash_scev_info): Likewise.
1225 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
1226 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
1227 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
1229 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
1230 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
1231 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
1232 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
1233 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
1235 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
1236 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
1237 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
1238 * tree-ssa-threadupdate.c (redirection_data_hash,
1239 redirection_data_eq): Likewise.
1240 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
1241 * tree-ssa.c (var_ann_eq): Likewise.
1242 * tree-vrp.c (compare_case_labels): Likewise.
1243 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
1244 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
1245 tree_not_check_failed, tree_class_check_failed,
1246 tree_range_check_failed, tree_not_class_check_failed,
1247 omp_clause_check_failed, omp_clause_range_check_failed,
1248 tree_contains_struct_check_failed, tree_operand_check_failed):
1250 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
1251 tree_not_check_failed, tree_class_check_failed,
1252 tree_range_check_failed, tree_not_class_check_failed,
1253 tree_operand_check_failed, omp_clause_operand_check_failed,
1254 tree_operand_length): Likewise.
1255 * var-tracking.c (const_variable): New.
1256 (variable_htab_hash, variable_htab_eq): Constify.
1257 * varasm.c (const_desc_hash): Likewise.
1259 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1261 * expr.c (handled_component_p): Constify.
1262 * fold-const.c (fit_double_type): Likewise.
1263 * real.h (real_value_from_int_cst): Likewise.
1264 * tree-flow-inline.h (gimple_in_ssa_p,
1265 gimple_aliases_computed_p, gimple_addressable_vars,
1266 gimple_call_clobbered_vars, gimple_referenced_vars,
1267 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
1268 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
1269 may_aliases, end_readonly_imm_use_p, has_zero_uses,
1270 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
1271 is_label_stmt, is_global_var, phi_ssa_name_p,
1272 factoring_name_p, is_call_clobbered, tree_common_ann,
1273 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
1274 unmodifiable_var_p, array_ref_contains_indirect_ref,
1275 ref_contains_array_ref, lookup_subvars_for_var,
1276 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
1277 gimple_mem_ref_stats): Likewise.
1278 * tree-flow.h (tree_common_ann, var_ann, function_ann,
1279 may_aliases, is_exec_stmt, is_label_stmt,
1280 ref_contains_array_ref, array_ref_contains_indirect_ref,
1281 var_can_have_subvars, overlap_subvar, is_call_clobbered,
1282 unmodifiable_var_p): Likewise.
1283 * tree-gimple.c (is_gimple_min_invariant): Likewise.
1284 * tree-gimple.h (is_gimple_min_invariant): Likewise.
1285 * tree.c (type_hash_list, attribute_hash_list, tree_size,
1286 cst_and_fits_in_hwi, real_value_from_int_cst,
1287 build_real_from_int_cst, integer_zerop, integer_onep,
1288 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
1289 tree_floor_log2, real_zerop, real_onep, real_twop,
1290 real_minus_onep, really_constant_p, purpose_member, chain_member,
1291 list_length, fields_length, int_size_in_bytes, bit_position,
1292 int_bit_position, byte_position, int_byte_position, expr_align,
1293 array_type_nelts, tree_node_structure,
1294 type_contains_placeholder_1, iterative_hash_pointer,
1295 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
1296 tree_map_base_eq, type_hash_list, type_hash_eq,
1297 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
1298 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
1299 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1300 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
1301 int_fits_type_p, get_containing_scope, decl_function_context,
1302 decl_type_context, omp_clause_operand_check_failed,
1303 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
1304 * tree.h (omp_clause_operand_check_failed, tree_size,
1305 build_real_from_int_cst, array_type_nelts, purpose_member,
1306 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
1307 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1308 is_attribute_p, check_qualified_type, expr_align,
1309 int_size_in_bytes, bit_position, int_bit_position, byte_position,
1310 int_byte_position, list_length, fields_length, initializer_zerop,
1311 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
1312 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
1313 tree_node_structure, handled_component_p, get_containing_scope,
1314 decl_function_context, decl_type_context, real_zerop,
1315 type_num_arguments, fit_double_type, really_constant_p,
1316 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
1317 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
1318 real_twop, real_minus_onep, int_cst_value): Likewise.
1320 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * cfglayout.c (insn_scope, insn_line): Constify.
1323 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
1324 const_double_htab_hash, const_double_htab_eq,
1325 mem_attrs_htab_hash): Likewise.
1326 * loop-iv.c (biv_eq): Likewise.
1327 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
1328 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
1329 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
1331 * rtl-error.c (location_for_asm, diagnostic_for_asm,
1332 error_for_asm, warning_for_asm, _fatal_insn,
1333 _fatal_insn_not_found): Likewise.
1334 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
1335 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
1336 rtl_check_failed_type2, rtl_check_failed_code1,
1337 rtl_check_failed_code2, rtl_check_failed_code_mode,
1338 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
1339 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1340 rtl_check_failed_type2, rtl_check_failed_code1,
1341 rtl_check_failed_code2, rtl_check_failed_code_mode,
1342 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
1343 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
1344 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
1345 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
1346 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
1347 rtx_unstable_p, get_integer_term, get_related_value,
1348 offset_within_block_p, reg_mentioned_p, count_occurrences,
1349 reg_referenced_p, reg_used_between_p, no_labels_between_p,
1350 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
1351 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
1352 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
1353 find_constant_src, find_reg_fusage, find_regno_fusage,
1354 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
1355 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
1356 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
1357 computed_jump_p, auto_inc_p, in_expr_list_p,
1358 remove_node_from_expr_list, loc_mentioned_in_p,
1359 label_is_jump_target_p, reversed_comparison_code_parts,
1360 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
1361 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
1362 print_inline_rtx): Likewise.
1363 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
1364 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
1365 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
1366 get_integer_term, get_related_value, offset_within_block_p,
1367 count_occurrences, reg_mentioned_p, no_labels_between_p,
1368 reg_used_between_p, reg_referenced_p, single_set_2,
1369 multiple_sets, set_noop_p, refers_to_regno_p,
1370 reg_overlap_mentioned_p, dead_or_set_p,
1371 covers_regno_no_parallel_p, covers_regno_p,
1372 dead_or_set_regno_p, find_reg_note, find_regno_note,
1373 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
1374 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
1375 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
1376 side_effects_p, may_trap_p_1, may_trap_p,
1377 may_trap_after_code_motion_p, may_trap_or_fault_p,
1378 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
1379 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
1380 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
1381 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
1382 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
1384 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
1385 warning_for_asm): Likewise.
1386 * tree.h (print_rtl): Likewise.
1387 * varasm.c (get_pool_mode): Likewise.
1389 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1391 * c-lex.c (c_lex_with_flags, lex_string): Constify.
1392 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
1393 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1394 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
1395 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
1396 * ddg.c (compare_sccs): Likewise.
1397 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
1398 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
1399 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
1400 decimal_do_fix_trunc, decimal_real_to_integer,
1401 decimal_real_to_integer2, decimal_real_maxval): Likewise.
1402 * dse.c (const_group_info_t): New.
1403 (invariant_group_base_eq, invariant_group_base_hash): Constify.
1404 * dwarf2out.c (const_dw_die_ref): New.
1405 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
1406 * tree-browser.c (TB_parent_eq): Likewise.
1407 * unwind-dw2-fde.c (__register_frame_info_bases,
1408 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
1409 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
1411 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
1412 * unwind-dw2.c (uw_frame_state_for): Likewise.
1413 * value-prof.c (histogram_hash, histogram_eq): Likewise.
1414 * value-prof.h (const_histogram_value): New.
1416 2007-07-25 Richard Sandiford <richard@codesourcery.com>
1418 * config/mips/mips.c (machine_function): Add
1419 initialized_mips16_gp_pseudo_p.
1420 (mips16_gp_pseudo_reg): Do not emit the initialization of
1421 mips16_gp_pseudo_rtx when being called from the gimple cost-
1422 calculation routines; emit it on the first use outside those
1425 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1427 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
1430 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1431 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
1432 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
1433 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
1434 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
1435 Preserve const-ness of parameters through use of __typeof(),
1436 also constify and tidy.
1438 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
1439 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
1440 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
1441 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
1442 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
1443 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
1444 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
1445 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
1446 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
1448 2007-07-25 Julian Brown <julian@codesourcery.com>
1449 Mark Shinwell <shinwell@codesourcery.com>
1451 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
1452 (alpha_mangle_type): This.
1453 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1454 (TARGET_MANGLE_TYPE): Define this instead.
1455 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
1456 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
1457 (arm_init_neon_builtins): Fix comment.
1458 (arm_mangle_map_entry): New.
1459 (arm_mangle_map): New.
1460 (arm_mangle_type): New.
1461 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
1462 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1463 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1464 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1465 (TARGET_MANGLE_TYPE): Define this instead.
1466 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
1467 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1468 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1469 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1470 (TARGET_MANGLE_TYPE): Define this instead.
1471 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
1473 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
1474 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1475 (TARGET_MANGLE_TYPE): Define this instead.
1476 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
1477 (s390_mangle_type): This.
1478 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1479 (TARGET_MANGLE_TYPE): Define this instead.
1480 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
1481 (sparc_mangle_type): This.
1482 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1483 (TARGET_MANGLE_TYPE): Define this instead.
1484 * cp/mangle.c (write_type): Call mangle_type target hook on all
1485 types before mangling. Use original type, not main variant, as
1487 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1488 (TARGET_MANGLE_TYPE): This.
1489 * target.h (gcc_target): Rename mangle_fundamental_type to
1491 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1492 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1494 2007-07-25 Julian Brown <julian@codesourcery.com>
1495 Paul Brook <paul@codesourcery.com>
1496 Joseph Myers <joseph@codesourcery.com>
1497 Mark Shinwell <shinwell@codesourcery.com>
1499 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1500 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1501 (with_fpu): Allow --with-fpu=neon.
1502 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1503 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1504 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1505 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1506 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1507 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1508 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1509 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1510 (output_move_neon): Add prototypes.
1511 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1512 (all_fpus): Add FPUTYPE_NEON.
1513 (fp_model_for_fpu): Add NEON field.
1514 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1515 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1517 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1519 (thumb2_legitimate_address_p): Likewise.
1520 (neon_valid_immediate): Recognize and prepare constants suitable for
1522 (neon_immediate_valid_for_move): New function. Recognize and prepare
1523 immediates for NEON move instructions.
1524 (neon_immediate_valid_for_logic): New function. Recognize and
1525 prepare immediates for NEON logic instructions.
1526 (neon_output_logic_immediate): New function. Create asm string
1527 suitable for outputting immediate logic instructions.
1528 (neon_pairwise_reduce): New function. Implement reduction using
1529 pairwise operations.
1530 (neon_expand_vector_init): New function. Expand a (possibly
1531 non-constant) vector initialization.
1532 (neon_vector_mem_operand): New function. Memory operands supported
1533 for quad-word loads/stores to/from ARM or NEON registers. Don't
1534 allow base+offset addressing for core regs.
1535 (neon_struct_mem_operand): New function. Valid mems for NEON
1537 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1538 from neon_vector_mem_operand addresses without a secondary register.
1539 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1540 (add_minipool_backward_ref): Likewise.
1541 (dump_minipool): Likewise.
1542 (push_minipool_fix): Likewise.
1543 (output_move_quad): New function. Output quad-word moves, loads and
1544 stores using ARM registers.
1545 (output_move_vfp): Add support for vectors in VFP (NEON) D
1547 (output_move_neon): Output a NEON load/store to/from a quadword
1549 (arm_print_operand): Implement new codes:
1550 - 'c' for unadorned integers (without a # sign).
1551 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1553 - 'e', 'f' for the low and high D parts of a NEON Q register.
1554 - 'q' outputs a NEON Q register.
1555 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1556 - 'T' prints NEON opcode features from a coded bitmask.
1557 - 'F' is similar to T, but signed/unsigned codes both print as
1559 - 't' is similar to T, but 'u' is printed instead of 'p'.
1560 - 'O' prints 'r' if NEON instruction should perform rounding (as
1561 specified by bitmask), else prints nothing.
1562 - '#' is a punctuation character to stop operand numbers from
1563 running together with following digits in the assembler
1564 strings for instructions (when using mode attributes).
1565 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1566 constant vectors in big-endian mode, where necessary.
1567 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1568 Handle EI, OI, CI, XI modes.
1569 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1570 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1571 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1572 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1573 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1575 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1576 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1577 to turn v8qi, etc. into bits defined above.
1578 (neon_itype): New enumeration. Classifications of NEON builtins.
1579 (neon_builtin_datum): Define struct. Contains information about
1580 a single builtin (with multiple modes).
1581 (CF): Define helper macro for...
1582 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1584 (neon_builtin_data): New array. Define information about builtins
1585 for use during initialization/expansion.
1586 (arm_init_neon_builtins): New function.
1587 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1589 (neon_builtin_compare): New function.
1590 (locate_neon_builtin_icode): New function. Find an insn code for a
1591 builtin given a function code for that builtin. Also return type of
1592 builtin (NEON_BINOP, NEON_UNOP etc.).
1593 (builtin_arg): New enumeration. Types of arguments for builtins.
1594 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1595 Takes a variable argument list of builtin_arg types, terminated by
1597 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1598 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1599 (neon_emit_pair_result_insn): New function. Support returning pairs
1600 of vectors via a pointer.
1601 (neon_disambiguate_copy): New function. Set up operands for a
1602 multi-word copy such that registers do not get clobbered.
1603 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1604 ARM_BUILTIN_NEON_BASE.
1605 (arm_file_start): Set float-abi attribute for NEON.
1606 (arm_vector_mode_supported_p): Enable NEON vector modes.
1607 (arm_mangle_map_entry): New.
1608 (arm_mangle_map): New.
1609 (arm_mangle_vector_type): New.
1610 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1612 (TARGET_NEON): New macro. Target supports NEON.
1613 (fputype): Add FPUTYPE_NEON.
1614 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1615 for vectorization based on command-line arg.
1616 (NEON_REGNO_OK_FOR_NREGS): Define.
1617 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1618 (VALID_NEON_STRUCT_MODE): Define.
1619 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1620 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1621 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1622 (consttable_16): Add pattern for outputting 16-byte minipool
1624 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1626 (vec-common.md, neon.md): Include md files.
1627 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1628 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1629 (memory_constraint "Ut", "Un", "Us"): Define.
1630 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1631 (MMX_char): New mode attribute.
1632 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1633 (*add<mode>3_iwmmxt): New insn pattern.
1634 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1635 (*sub<mode>3_iwmmxt): New insn pattern.
1636 (mulv4hi3): Rename to...
1637 (*mulv4hi3_iwmmxt): This.
1638 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1639 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1640 (uminv4hi3, uminv2si3): Remove. Replace with...
1641 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1642 (*umin<mode>3_iwmmxt): These.
1643 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1644 (ashr<mode>3_iwmmxt): This new pattern.
1645 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1646 (lshr<mode>3_iwmmxt): This new pattern.
1647 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1648 (ashl<mode>3_iwmmxt): This new pattern.
1649 * config/arm/neon-docgen.ml: New file. Generate documentation for
1651 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1652 * config/arm/arm_neon.h: New (autogenerated).
1653 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1655 * config/arm/neon.md: New file. Define NEON instructions.
1656 * config/arm/neon.ml: New file. Abstract description of NEON
1657 instructions, used to generate arm_neon.h header, documentation and
1659 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1660 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1662 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1664 (ARM NEON Intrinsics): New subsection.
1665 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1667 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1669 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1672 2007-07-24 Jan Hubicka <jh@suse.cz>
1674 * regclass.c (move_table): New type.
1675 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1676 (init_move_cost): Break out from ...
1677 (init_reg_sets_1): ... here; simplify computation of
1678 have_regs-of_mode and contains_reg_of_mode.
1679 (record_reg_classes): Unswitch internal loops.
1680 (copy_cost): Trigger lazy initialization of move cost
1681 (record_address_regs): Likewise.
1683 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1685 * config/darwin.c (darwin_override_options): Don't force on
1686 flag_var_tracking_uninit when no debug info is requested.
1688 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1690 * cfgloop.c (init_loops_structure): New function.
1691 (flow_loops_find): Create root of the loop tree unconditionally.
1693 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1695 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1697 2007-07-24 Jan Hubicka <jh@suse.cz>
1699 * caller-save.c: Include ggc.h, gt-caller-save.h
1700 (reg_save_code, reg_restore_code): Rename to ...
1701 (cached_reg_save_code, cached_reg_restore_code): ... those.
1702 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1703 (reg_save_code, reg_restore_code): New functions.
1704 (init_caller_save): Do not intialize
1705 reg_save_code/reg_restore_code tables.
1706 * Makefile.in: (gt-caller-save.h): New.
1708 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1710 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1711 with the mode of the original operand instead of
1714 2007-07-23 Jan Hubicka <jH@suse.cz>
1716 * i386.c (ix86_secondary_memory_needed): Break out to...
1717 (inline_secondary_memory_needed): ... here.
1718 (ix86_memory_move_cost): Break out to ...
1719 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1720 maximum of input and output; fix handling of Q_REGS on 64bit.
1721 (ix86_secondary_memory_needed): Microoptimize.
1723 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1725 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1726 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1727 stmts_from_loop, known_dependences_p, build_rdg): New.
1728 * tree-data-ref.h: Depends on graphds.h.
1729 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1730 (build_rdg): Declared.
1731 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1733 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1735 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1738 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1739 Jakub Jelinek <jakub@redhat.com>
1741 PR middle-end/PR28690
1742 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1743 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1744 and MEM_POINTER operands over REG and MEM operands.
1745 (swap_commutative_operands_p): Change return value to bool.
1746 * rtl.h: Update the corresponding prototype.
1747 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1748 instead of gen_rtx_PLUS.
1749 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1750 value to bool. Change function arguments to rtx's and update code
1752 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1753 calls to match the new declaration.
1754 * simplify-rtx.c (simplify_associative_operation): Don't
1755 reorder simplify_binary_operation arguments.
1757 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1759 * config/mips/mips.c (override_options): Use mips_costs to derive
1760 the default branch cost.
1761 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1763 * config/mips/mips.opt (mbranch-cost=): New option.
1764 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1766 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1768 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1769 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1770 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1771 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1773 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1775 * config/mips/constraints.md (ks): New constraint.
1776 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1777 (*add<mode>3_mips16): ...here.
1779 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1781 * optabs.h (enum optab_index): Add new OTI_signbit.
1782 (signbit_optab): Define corresponding macro.
1783 (enum insn_code signbit_optab[]): Remove array.
1784 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1785 (expand_copysign_absneg): If back end provides signbit insn, use it
1786 instead of bit operations on floating point argument.
1787 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1788 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1789 availability of signbit insn.
1791 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1792 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1793 SSE mode is not active.
1794 (isinf<mode>2): Disable for mfpmath=sse,387.
1796 2007-07-22 Ben Elliston <bje@au.ibm.com>
1798 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1800 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1802 2007-07-20 Richard Guenther <rguenther@suse.de>
1804 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1805 integral typed condition.
1806 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1807 booleanness. Only preserve conversions from a non-base
1808 type to a base type, not in general between types with
1809 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
1810 * tree.def (COND_EXPR): Document that the condition
1811 can be of any integral type.
1813 2007-07-20 Nigel Stephens <nigel@mips.com>
1814 Richard Sandiford <richard@codesourcery.com>
1816 * config/mips/mips.h (mips_dwarf_regno): Declare.
1817 (DBX_REGISTER_NUMBER): Remove redundant brackets.
1818 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
1819 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
1820 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
1821 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1822 (REG_CLASS_NAMES): Update accordingly.
1823 * config/mips/mips.c (mips_dwarf_regno): New array.
1824 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
1825 (mips_subword): Remove special handling for accumulator registers.
1826 (override_options): Initiailize mips_dwarf_regno. Remove use
1828 (mips_swap_registers): New function.
1829 (mips_conditional_register_usage): Swap accumulator registers
1830 around if TARGET_LITTLE_ENDIAN.
1831 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
1832 * config/mips/constraints.md (h, l): Use the endianness to choose
1833 between MD0_REG and MD1_REG.
1834 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
1835 alternative-dependent template.
1837 2007-07-20 Richard Sandiford <richard@codesourcery.com>
1839 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
1842 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1844 * function.c (thread_prologue_and_epilogue_insns): Fix exit
1845 predecessor fallthru flags.
1847 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1849 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
1850 of compare to the same type.
1851 * cfgloopmanip.c (add_loop): Update information about loop exits.
1852 (loop_version): Remove the innermost loop requirement.
1853 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
1854 to sizetype for pointers.
1856 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
1858 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
1859 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
1860 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
1862 * config/dfp-bit.c: Empty for TFmode conversions.
1864 2007-07-18 Caroline Tice <ctice@apple.com>
1866 * var-tracking.c (find_src_status): Check for COND_EXEC insns
1867 and handle them correctly; check that src is not NULL before
1869 (find_src_set_src): Likewise.
1871 2007-07-18 Bob Wilson <bob.wilson@acm.org>
1873 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
1874 (struct alignment_context, init_alignment_context): New.
1875 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
1876 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
1877 (XCHAL_HAVE_S32C1I): Likewise.
1878 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
1879 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
1880 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
1881 (ATOMIC, HQI): New macros.
1882 (memory_barrier, *memory_barrier): New.
1883 (sync_lock_releasesi): New.
1884 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
1885 (sync_lock_test_and_set<mode>): New.
1886 (sync_<atomic><mode>): New.
1887 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
1888 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
1889 (xtensa_expand_atomic): New.
1891 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1895 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
1896 transformation for builtin ISNORMAL.
1897 (expand_builtin): Handle BUILT_IN_ISNORMAL.
1898 * builtins.def (BUILT_IN_ISNORMAL): New.
1899 * doc/extend.texi: Document isnormal.
1901 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1905 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
1906 optabs infrastructure. Provide generic implementation for
1908 (expand_builtin): Handle FINITE/ISFINITE.
1909 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
1910 (fold_builtin_1): Likewise.
1912 * builtins.def (BUILT_IN_ISFINITE): New.
1914 * doc/extend.texi: Document isfinite.
1916 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1921 * builtins.c (expand_builtin_interclass_mathfn): Provide a
1922 generic fallback for isinf.
1923 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
1924 calculation code ...
1925 * real.c (get_max_float): ... to here.
1926 * real.h (get_max_float): New.
1928 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1932 * builtin-attrs.def (ATTR_TYPEGENERIC,
1933 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
1935 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
1936 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
1937 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
1938 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
1940 * c-common.c (handle_type_generic_attribute): New.
1941 (c_common_attribute_table): Add "type generic".
1943 * c-typeck.c (convert_arguments): Handle "type generic" functions.
1945 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
1947 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
1948 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
1951 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1954 * config/cris/cris.c (cris_print_index): Don't use XEXP before
1955 checking that the operand is an expression.
1957 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
1958 Danny Smith <dannysmith@users.sourceforge.net>
1961 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
1962 file mapping object in local namespace if Windows version later
1965 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1967 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
1968 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
1969 arm_cannot_force_const_mem.
1970 (arm_cannot_force_const_mem): New function.
1971 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
1972 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
1973 of arm_tls_referenced_p.
1974 * config/arm/arm.md (movsi): Split out-of-section constants when
1975 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
1976 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1978 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1980 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
1982 2007-07-18 Richard Sandiford <richard@codesourcery.com>
1984 * config/mips/mips.md (*extendqihi2): Convert the destination
1987 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1989 * config/pa/fptr.c: Update license header.
1990 * config/pa/milli64.S: Likewise.
1992 2007-07-17 Nick Clifton <nickc@redhat.com>
1994 * COPYING_v3: New file. Contains version 3 of the GNU General
1996 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
1997 Lesser General Public License.
1998 * doc/include/gpl_v3.texi: New file. Contains version 3 of
1999 the GNU General Public License.
2001 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2003 PR rtl-optimization/32773
2004 * cfglayout.c (force_one_exit_fallthru): New function.
2005 (cfg_layout_finalize): Use it.
2007 2007-07-16 Richard Guenther <rguenther@suse.de>
2008 Uros Bizjak <ubizjak@gmail.com>
2010 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2011 before forcing it to gimple operand.
2013 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2014 David Ung <davidu@mips.com>
2016 * config/mips/mips.h (TUNE_24K): Define.
2017 (TUNE_MACC_CHAINS): Add TUNE_24K.
2018 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2020 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2021 (r74k_int_madd): .. this new reservation.
2022 (define_bypass): Fixed bypasses for r74k_int_madd to use
2024 * config/mips/24k.md (define_bypass): Define new
2025 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2027 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2028 Nigel Stephens <nigel@mips.com>
2030 * config/mips/mips.md: Include 20kc.md.
2031 * config/mips/20kc.md: New file.
2032 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2033 (mips_adjust_cost): Tweak for 20Kc.
2034 (mips_issue_rate): Likewise.
2035 * config/mips/mips.h (TUNE_20KC): Define.
2037 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2039 * config/rs6000/rs6000.c (struct processor_cost): Add
2040 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2042 (*_cost): Add cache information.
2043 (rs6000_override_options): Set cache parameters.
2045 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2048 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2049 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2051 2007-07-16 Paul Brook <paul@codesourcery.com>
2054 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2055 (cirrus_thumb2_movsi_insn): Ditto.
2057 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2059 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2062 2007-07-15 Andrew Haley <aph@redhat.com>
2064 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2065 before looking in the context.
2067 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2071 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
2072 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
2073 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2074 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
2075 to generate .CALLINFO statement.
2076 (hppa_expand_prologue): Set rp_saved.
2077 (hppa_expand_epilogue): Use rp_saved.
2078 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
2079 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
2081 2007-07-14 Dirk Mueller <dmueller@suse.de>
2083 * omega.c (coalesce): Fix memory leak on early exit.
2084 * matrix-reorg.c (check_allocation_function): Likewise.
2085 * tree-vect-transform.c (vect_get_new_vect_var): free result
2087 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2088 pass pointer to edge vector
2089 (partition_hot_cold_basic_blocks): Fix memory leak.
2090 * collect2.c (prefix_from_string): Free temporary storage.
2091 * reload1.c (fixup_abnormal_edges): Free sbitmap.
2093 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
2095 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
2096 (DO_GLOBAL_DTORS_BODY): Likewise.
2098 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2099 Nigel Stephens <nigel@mips.com>
2101 * config/mips/mips.c (mips_classify_symbol): Don't return
2102 SYMBOL_SMALL_DATA for constant pool addresses if
2103 TARGET_EMBEDDED_DATA is true.
2105 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
2107 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
2108 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
2109 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
2110 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
2111 __builtin_ia32_storehps, __builtin_ia32_storelps,
2112 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
2113 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
2114 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
2115 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
2116 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
2117 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
2118 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
2119 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
2120 using def_builtin_const.
2122 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
2124 PR tree-optimization/32705
2125 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
2126 (simplify_binary_expression): Use SSA_VAL consistently.
2128 2007-07-13 David Edelsohn <edelsohn@gnu.org>
2130 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
2131 (SPEFSCR_REGNO): Delete definition.
2132 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
2133 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2134 * config/rs6000/rs6000.h: Do not define *_REGNO.
2135 LINK_REGISTER_REGNUM -> LR_REGNO.
2136 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2137 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
2138 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2139 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
2140 R_VRSAVE, R_VSCR. Use them.
2141 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
2142 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
2143 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
2144 * config/rs6000/aix.h: Define R_LR. Use it.
2146 2007-07-13 Caroline Tice <ctice@apple.com>
2148 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
2149 flag_var_tracking is explicitly turned off (i.e. when variable
2150 tracking is not feasible); otherwise, turn flag_var_tracking on when
2151 flag_var_tracking_uninit is on.
2152 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
2153 note definitions, to allow recording of initialization status in the
2155 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
2156 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
2157 determine if two note locations are equal.
2158 (output_loc_list): Don't output list entries whose start & end labels
2160 (reg_loc_descriptor): Add parameter for initialization status; pass it
2161 to other loc descriptor functions.
2162 (one_reg_loc_descriptor): Add parameter for initialization status;
2163 check its value and add DW_OP_GNU_uninit to returned loc descr if
2165 (multiple_reg_loc_descriptor): Add parameter for initialization
2167 pass init status argument to other loc descriptor functions; check
2168 value of intialization parameter and add DW_OP_GNU_uninit to returned
2169 loc descr if appropriate.
2170 (based_loc_descr): Add parameter for initialization status; add new
2171 variable for return value; check value of initialization parameter and
2172 add DW_OP_GNU_uninit to returned loc descr if appropriate.
2173 (concatn_mem_loc_descriptor): Add parameter for initialization status;
2174 pass init status argument to other loc descriptor functions; check
2175 value of intialization parameter and add DW_OP_GNU_uninit to returned
2176 loc descr if appropriate.
2177 (mem_loc_descriptor): Likewise.
2178 (concat_loc_descriptor): Likewise.
2179 (concatn_loc_descriptor): Likewise.
2180 (loc_descriptor): Add parameter for initialization status; pass it as
2181 argument to other loc descriptor function calls.
2182 (loc_descriptor_from_tree_1): Add appropriate initialization status
2183 to loc descriptor function calls.
2184 (add_location_or_const_value_attribute): Get initialization status
2185 from VAR_LOCATION note; add initialization status to loc descriptor
2187 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
2188 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
2189 status is uninitialized, add "[uninint]" to output.
2190 * common.opt (fvar-tracking-uninit): New option, similar to
2191 fvar-tracking, to turn on tracking of uninitialized variables; creates
2192 a new global flag, flag_var_tracking_uninit.
2193 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
2194 (enum var_init_status): New type, for var initialization status field.
2195 * var-tracking.c (struct location_chain_def): Two new fields, init,
2196 for initialization status, and set_src for the assignment value expr.
2197 (unshare_variable): New parameter for initialization status;
2198 initialize new init and set_src fields.
2199 (var_reg_set): New parameters for initialization status and value;
2200 pass them to set_variable_part.
2201 (var_mem_set): Likewise.
2202 (get_init_value): New function.
2203 (var_reg_delete_and_set): New initialization status & value
2204 parameters; add call to get_init_value if status is unknown; pass new
2205 parameters to clobber_variable_part and var_reg_set.
2206 (var_mem_delete_and_set): Likewise.
2207 (var_reg_delete): Pass null set_src value to clobber_variable_part.
2208 (var_mem_delete): Likewise.
2209 (variable_union): Pass status to unshare_variable; initialize new init
2210 and set_src fields. If flag_var_tracking_uninit is not set, force
2211 status to initialized.
2212 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
2213 used later to get the set_src value.
2214 (find_src_status): New function.
2215 (find_src_set_src): New function.
2216 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
2217 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
2218 MO_SET, get set_src value and pass it to var_reg_delete_and_set
2219 and var_mem_delete_and_set.
2220 (dump_variable): Print out "[uninit]" if appropriate.
2221 (set_variable_part): Add new initialization and set_src parameters;
2222 pass status to unshare_variable; set node->init and node- >set_src
2223 fields and modify slot in hash table appropriately; save the init and
2224 set_src values if appropriate and assign to the new node.
2225 (clobber_variable_part): New set_src parameter; if two nodes have
2226 same variable and same location but different set_src (assignment)
2227 values, clobber old node.
2228 (delete_variable_part): Pass init status to unshare_variable.
2229 (emit_note_insn_var_location): Add initialized var; assign var's init
2230 status to new 'initialized'; pass new init status field to calls to
2231 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
2232 status to initialized.
2233 (emit_notes_in_bb): Pass initialization status to calls to
2234 var_reg_set, var_mem_set, var_reg_delete_and_set and
2235 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
2236 var_reg_delete_and_set and var_mem_delete_and_set; call
2237 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
2238 make up for change in add_stores.
2239 (vt_add_function_parameters): Add status to calls to
2241 * config/darwin.c (darwin_override_options): Turn on uninitialized
2242 tracking automatically, if var_tracking is on and the system is
2245 2007-07-13 Sa Liu <saliu@de.ibm.com>
2247 * config.gcc: Add options for arch and tune on SPU.
2248 * config/spu/predicates.md: Add constant operands 0 and 1.
2249 * config/spu/spu-builtins.def: Add builtins for double precision
2250 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
2251 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
2253 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
2255 * config/spu/spu-protos.h: Add new function prototypes.
2256 * config/spu/spu.c (spu_override_options): Check options -march and
2258 (spu_comp_icode): Add comparison code for DFmode and vector mode.
2259 (spu_emit_branch_or_set): Use the new code for DFmode and vector
2261 (spu_const_from_int): New. Create a vector constant from 4 ints.
2262 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
2263 (spu_emit_vector_compare): New. Emit vector compare.
2264 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
2265 * config/spu/spu.h: Add options -march and -mtune. Define processor
2266 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
2267 CANONICALIZE_COMPARISON.
2268 * config/spu/spu.md: Add new insns for double precision compare
2269 and double precision vector compare. Add vcond and smax/smin patterns
2270 to enable DFmode vector conditional expression.
2271 * config/spu/spu.opt: Add options -march and -mtune.
2272 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
2273 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
2274 both CELL and CELLEDP targets: spu_testsv.
2275 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
2278 2007-07-13 Richard Guenther <rguenther@suse.de>
2280 PR tree-optimization/32721
2281 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
2282 TREE_THIS_VOLATILE on the folded reference.
2283 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
2284 if the array reference has TREE_THIS_VOLATILE set.
2286 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
2289 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
2291 2007-07-13 Andreas Schwab <schwab@suse.de>
2293 * gengtype-lex.l: Allow declarations to be indented.
2295 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2297 * ginclude/tgmath.h: New.
2298 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
2299 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
2300 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
2301 * configure: Regenerate.
2303 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2305 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
2306 correct index when setting register save state for xd
2309 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2311 * config/sh/sh.c (mark_use): Remove.
2313 2007-07-12 Paul Brook <paul@codesourcery.com>
2315 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
2316 reg does not overlap return value.
2318 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
2320 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
2321 (set_expression_vuses): Ditto.
2322 (init_pre): Initialize expression_vuses.
2324 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2326 * config/i386/sse.md (storentdf, storentsf): New.
2328 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2330 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
2332 * tree.c (build_decl_stat): Move code from here...
2333 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
2334 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
2335 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
2336 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
2337 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
2340 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2341 Devang Patel <dpatel@apple.com>
2343 PR tree-optimization/25413
2344 * targhooks.c (default_builtin_vector_alignment_reachable): New.
2345 * targhooks.h (default_builtin_vector_alignment_reachable): New.
2346 * tree.h (contains_packed_reference): New.
2347 * expr.c (contains_packed_reference): New.
2348 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
2349 (vect_enhance_data_refs_alignment): Call
2350 vector_alignment_reachable_p.
2351 * target.h (vector_alignment_reachable): New builtin.
2352 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
2353 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
2354 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
2356 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2358 * target.h (builtin_vectorization_cost): Add new target builtin.
2359 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
2360 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
2361 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
2362 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
2363 uninitialized variables.
2364 * tree-vect-transform.c (cost_for_stmt): New function.
2365 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
2366 using cost 1 for all scalar stmts. Be less conservative when
2367 estimating the number of prologue/epulogue iterations. Call
2368 targetm.vectorize.builtin_vectorization_cost. Return
2369 min_profitable_iters-1.
2370 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
2371 initialization cost instead of TARG_VEC_STMT_COST. Use
2372 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
2373 epilogue code. Fix epilogue cost computation.
2374 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
2375 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
2376 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
2377 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
2378 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
2379 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
2381 2007-07-12 Richard Guenther <rguenther@suse.de>
2383 * gimplify.c (gimplify_conversion): Make sure that the result
2384 from maybe_fold_offset_to_reference is trivially convertible
2385 to the desired type before doing the simplification.
2386 (gimplify_expr): Likewise.
2387 * fold-const.c (fold_binary): Use the correct types for
2388 building the simplified expression.
2390 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2392 PR rtl-optimization/32729
2393 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
2394 that fallthru to exit.
2396 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
2398 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
2399 (symDTPOFF2reg): Likewise.
2401 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
2403 PR tree-optimization/32663
2405 * tree.h (VALUE_HANDLE_VUSES): Remove.
2406 (struct tree_value_handle): Remove vuses.
2408 * tree-vn.c (create_value_handle_for_expr): Don't set
2411 * tree-ssa-pre.c (expression_vuses): New.
2412 (alloc_expression_id): Set up expression_vuses.
2413 (get_expression_vuses): New.
2414 (set_expression_vuses): Ditto.
2415 (clear_expression_ids): Modify for expression_vuses.
2416 (phi_translate_1): Ditto.
2417 (phi_translate_set): Ditto.
2418 (value_dies_in_block_x): Ditto
2419 (valid_in_sets): Ditto.
2420 (add_to_sets): Ditto.
2421 (find_existing_value_expr): Ditto.
2422 (create_value_handle_for_expr): Ditto.
2423 (make_values_for_stmt): Ditto.
2424 (vuse_equiv): Remove.
2426 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
2428 * Makefile.in (mostlyclean): Remove object files.
2430 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2432 * toplev.c (no_new_pseudos): Deleted.
2433 * rtl.h (no_new_pseudos): Deleted.
2434 * tree-pass.h (pass_no_new_pseudos): Deleted.
2435 * passes.c (pass_no_new_pseudos): Deleted.
2436 * final.c (rest_of_clean_state): Removed no_new_pseudos.
2437 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
2438 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
2440 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
2441 * rtlhooks.c (gen_lowpart_general): Ditto.
2442 * optabs.c (prepare_operand): Ditto.
2443 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
2445 * modulo-sched.c (rest_of_handle_sms): Ditto.
2446 * see.c (rest_of_handle_see): Ditto.
2447 * ifcvt.c (if_convert): Ditto.
2448 (gate_handle_if_after_combine): Replaced no_new_pseudos with
2450 * init-regs.c (gate_initialize_regs): Deleted set of
2452 * lower-subreg.c (decompose_multiword_subregs): Ditto.
2453 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
2454 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
2456 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
2460 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
2461 (*vec_extractv2di_1_rex64): New insn pattern.
2463 2007-07-11 David Daney <ddaney@avtrex.com>
2465 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
2466 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
2467 for SIGNAL_UNWIND_RETURN_COLUMN.
2468 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
2469 (DWARF_FRAME_REGNUM): Rewrite.
2470 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
2472 2007-07-11 Nick Clifton <nickc@redhat.com>
2474 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
2475 delta and use gen_int_mode in place of GET_INT instead.
2477 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2479 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
2482 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
2484 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2485 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2487 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2488 (USE_CANONICAL_TYPES): New.
2489 * doc/invoke.texi (verify-canonical-types): Remove.
2490 (use-canonical-types): Add.
2492 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2494 * config/spu/spu.c (spu_optimization_options): Remove setting of
2495 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2496 (spu_override_options): Move it here.
2498 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2500 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2501 * config/mips/mips.c (mips_cpu_info_table): Mention
2502 MIPS_ISA_LEVEL_SPEC in the comment.
2504 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2506 PR tree-optimization/32713
2507 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2509 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2512 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2513 conditional to flag_isoc99.
2514 (c_common_init_options): Do it here, unconditionally.
2516 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2518 PR tree-optimization/32589
2519 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2520 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2521 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2522 predicate, extracted from...
2523 (set_rhs): ...here. Call it for the expression on entry.
2524 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2525 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2526 (simplify_binary_expression): Use valid_gimple_expression_p
2527 to validate the simplification.
2528 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2530 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2532 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2533 DWARF2_DEBUG on 32 bit target too.
2534 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2536 2007-07-11 Nick Clifton <nickc@redhat.com>
2538 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2539 version for 64-bit hosts.
2541 2007-07-10 David Daney <ddaney@avtrex.com>
2543 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2545 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2547 * config/mips/mips.c (mips_expand_synci_loop): New function.
2548 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2549 (UNSPEC_RDHWR): Same.
2550 (UNSPEC_SYNCI): Same.
2551 (UNSPEC_SYNC): Same.
2552 (clear_cache): New expand.
2556 (clear_hazard): Same.
2557 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2559 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2560 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2562 2007-07-10 Ian Lance Taylor <iant@google.com>
2564 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2567 2007-07-10 David Daney <ddaney@avtrex.com>
2569 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2570 * builtins.c (expand_builtin___clear_cache): New function.
2571 (expand_builtin): Call expand_builtin___clear_cache for
2572 BUILT_IN_CLEAR_CACHE case.
2573 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2574 * doc/md.texi (clear_cache): Document new instruction pattern.
2575 * testsuite/gcc.dg/builtins-64.c: New test.
2577 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2579 * config/cris/cris.md ("movsi"): Fix typo in last change.
2581 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2584 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2586 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2587 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2588 for FUNCTION_DECLs. Don't use align_functions_log if
2590 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2591 even for FUNCTION_DECLs.
2592 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2594 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2595 (DECL_FUNCTION_CODE): Update for new location and name of
2597 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2598 (struct tree_decl_common): Move 'align' and 'off_align' out
2599 of union, ensure they're still on a 32-bit boundary. Remove
2600 other fields in union 'u1'.
2601 (struct tree_function_decl): Add field 'function_code' replacing
2602 'u1.f' in tree_decl_common.
2603 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2604 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2605 (Variable Attributes): Cross-reference 'aligned' attribute
2606 to Function Attributes.
2607 * flags.h (force_align_functions_log): Delete.
2608 * toplev.c (force_align_functions_log): Delete.
2610 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2614 (*vec_concatv2di_rex): New insn pattern.
2616 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2619 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2621 2007-07-10 Ian Lance Taylor <iant@google.com>
2623 Replace no_new_pseudos in backends.
2624 * rtl.h (can_create_pseudo_p): Define.
2625 * config/darwin.c (machopic_indirect_data_reference): Use
2626 can_create_pseudo_p () instead of no_new_pseudos.
2627 (machopic_indirect_data_reference): Likewise.
2628 (machopic_legitimize_pic_address): Likewise.
2629 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2630 (alpha_emit_set_const_1): Likewise.
2631 (alpha_emit_set_const): Likewise.
2632 (alpha_emit_conditional_move): Likewise.
2633 (alpha_split_conditional_move): Likewise.
2634 * config/alpha/alpha.md (various splitters): Likewise.
2636 * config/arm/arm.c (legitimize_pic_address): Likewise.
2637 (arm_load_pic_register): Likewise.
2638 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2639 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2640 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2641 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2642 * config/cris/cris.md (movsi): Likewise.
2643 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2644 (symGOTOFF2reg_hilo): Likewise.
2645 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2646 * config/h8300/h8300.md (insv, extzv): Likewise.
2647 * config/i386/i386.c (ix86_expand_move): Likewise.
2648 (ix86_expand_vector_move): Likewise.
2649 (ix86_prepare_fp_compare_args): Likewise.
2650 (ix86_expand_carry_flag_compare): Likewise.
2651 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2652 (tls_dynamic_gnu2_combine_32): Likewise.
2653 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2654 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2655 (ia64_expand_movxf_movrf): Likewise.
2656 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2657 (m32c_split_move): Likewise.
2658 (m32c_expand_insv): Likewise.
2659 * config/m68k/m68k.md (movsi): Likewise.
2660 * config/mips/mips.c (mips_force_temporary): Likewise.
2661 (mips_split_symbol): Likewise.
2662 (mips_move_integer): Likewise.
2663 (mips_legitimize_const_move): Likewise.
2664 * config/mn10300/mn10300.md (movsi): Likewise.
2665 * config/pa/pa.c (emit_move_sequence): Likewise.
2666 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2667 (rs6000_got_register): Likewise.
2668 (create_TOC_reference): Likewise.
2669 (rs6000_machopic_legitimize_pic_address): Likewise.
2670 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2671 (various splitters): Likewise.
2672 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2673 (movsi_got): Likewise.
2674 * config/s390/s390.c (emit_symbolic_move): Likewise.
2675 * config/s390/s390.md (movhi, movqi): Likewise.
2676 (load_multiple, store_multiple): Likewise.
2677 * config/score/score.c (score_force_temporary): Likewise.
2678 * config/sh/sh.c (prepare_move_operands): Likewise.
2679 (prepare_cbranch_operands): Likewise.
2680 (emit_fpu_switch): Likewise.
2681 (fpscr_set_from_mem): Likewise.
2682 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2683 (adddi3, subsi3): Likewise.
2684 (various splitters): Likewise.
2685 (divsi_inv_fp_combine): Likewise.
2686 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2687 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2689 * config/sh/predicates.md (xor_operand): Likewise.
2690 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2691 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2692 (movdi_pic_label_ref): Likewise.
2693 * config/spu/spu.c (spu_split_immediate): Likewise.
2694 * config/alpha/alpha.md (various splitters): Remove test
2695 !no_new_pseudos || reload_completed.
2696 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2698 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2699 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2700 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2701 * config/score/score.c (th_output_mi_thunk): Likewise.
2702 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2703 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2705 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2707 PR rtl-optimization/32664
2708 * mode-switching.c (create_pre_exit): Skip barrier insns.
2710 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2712 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2713 force_gimple_operand_bsi.
2714 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2715 rewrite_use_compare): Ditto.
2716 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2718 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2719 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2720 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2721 * tree-profile.c (prepare_instrumented_value,
2722 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2723 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2724 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2725 tree_gen_ior_profiler): Ditto.
2726 * tree-ssa-reassoc.c (negate_value): Ditto.
2727 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2728 Use force_gimple_operand_bsi.
2729 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2730 * tree-if-conv.c (add_to_dst_predicate_list,
2731 find_phi_replacement_condition): Ditto.
2732 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2733 Call mark_symbols_for_renaming for new statements.
2734 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2736 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2738 * cfghooks.c (remove_edge): New function.
2739 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2741 * cfghooks.h (remove_edge): Declare.
2742 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2743 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2745 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2747 * optabs.h: Added declaration for signbit_optab.
2748 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2749 * genoptinit.c (optabs): Added entry for signbit insns.
2750 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2752 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2753 * config/s390/s390.md (signbit<mode>2): New expander.
2755 2007-07-09 Richard Guenther <rguenther@suse.de>
2758 * fold-const.c (fold_plusminus_mult_expr): Move constant
2759 arguments second to allow decomposing.
2761 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2764 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2766 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2767 Disregard DECL_FROM_INLINE.
2769 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2772 * doc/invoke.texi: Add ftree-reassoc flag.
2773 * common.opt (ftree-reassoc): New flag.
2774 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2775 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2777 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2779 PR tree-optimization/32681
2780 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2781 saved in second_edge->aux when first_bb is a loop header.
2783 2007-07-09 Jan HUbicka <jh@suse.cz>
2785 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2787 2007-07-09 Richard Guenther <rguenther@suse.de>
2789 * c-decl.c (start_function): Do not promote return type.
2791 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2793 * function.c (do_warn_unused_parameter): Do not warn if
2794 TREE_NO_WARNING is set.
2796 2007-07-08 Andreas Schwab <schwab@suse.de>
2798 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2800 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2803 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2805 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2806 apply to assembly language, too.
2807 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2809 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
2811 Revert (note the sccvn portions are *not* reverted)
2812 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2814 Fix PR tree-optimization/23488
2816 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2818 * tree-flow-inline.h (get_value_handle): Ditto.
2819 * tree-ssa-pre.c (decl_vh_map): New.
2820 (decl_node_pool): New.
2821 (can_value_number_operation): Support DECL_P.
2822 (can_PRE_operation): Ditto.
2823 (create_expression_by_pieces): Ditto.
2824 (find_existing_value_expr): Modify to differnetiate between
2825 addressing and top level.
2826 (create_value_handle_for_expr): Handle DECL's.
2827 (poolify_tree): Ditto.
2828 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2829 (make_values_for_stmt): Handle DECL's properly.
2830 (init_pre): Reorg to not init useless things during FRE.
2832 * tree-flow.h: Include pointer-set.h.
2833 (decl_vh_map): Declare.
2834 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2836 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
2838 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
2839 the constraint description.
2840 * doc/md.texi: Update documentation of AVR constraints.
2842 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
2844 * auto-inc-dec.c, config/arm/arm.c,
2845 config/m32r/constraints.md, config/mips/mips.md,
2846 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
2847 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
2848 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
2849 typos. Follow spelling conventions.
2850 * doc/invoke.texi, doc/rtl.texi: Fix typos.
2852 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2853 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2855 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
2856 realloc_vuse): Remove.
2857 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
2860 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
2862 Fix PR tree-optimization/23488
2864 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
2865 (try_to_simplify): Ditto.
2867 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
2869 * tree-flow-inline.h (get_value_handle): Ditto.
2870 * tree-ssa-pre.c (decl_vh_map): New.
2871 (decl_node_pool): New.
2872 (can_value_number_operation): Support DECL_P.
2873 (can_PRE_operation): Ditto.
2874 (create_expression_by_pieces): Ditto.
2875 (find_existing_value_expr): Modify to differnetiate between
2876 addressing and top level.
2877 (create_value_handle_for_expr): Handle DECL's.
2878 (poolify_tree): Ditto.
2879 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
2880 (make_values_for_stmt): Handle DECL's properly.
2881 (init_pre): Reorg to not init useless things during FRE.
2883 * tree-flow.h: Include pointer-set.h.
2884 (decl_vh_map): Declare.
2885 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
2887 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2889 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2890 apply to assembly language, too.
2891 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
2893 2007-07-06 Ian Lance Taylor <iant@google.com>
2894 Zack Weinberg <zackw@panix.com>
2897 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
2899 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2901 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
2902 (prefetch): Likewise if "pref" would be used.
2904 2007-07-06 Josh Conner <jconner@apple.com>
2908 * calls.c (store_one_arg): Handle arguments which are partially
2909 on the stack when detecting argument overlap.
2911 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
2913 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
2914 chosen during find_reloads.
2916 2007-07-06 Richard Guenther <rguenther@suse.de>
2918 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
2919 TYPE_ARG_TYPES for verification of argument types. Use
2920 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
2921 parameters as variable arguments.
2923 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
2925 * libgcc2.h (word_type): Type definition removed.
2926 (cmp_return_type, shift_count_type): Type definitions added.
2927 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2928 replaced with shift_count_type.
2929 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2931 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
2932 changed from word_type to Wtype.
2933 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
2934 replaced with shift_count_type.
2935 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
2937 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
2938 and libgcc_shift_count attribute added.
2939 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
2940 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
2941 (TARGET_INITIALIZER): New target hooks added.
2942 * targhooks.c (default_libgcc_cmp_return_mode,
2943 default_libgcc_shift_count_mode): Default implementations for the new
2945 * targhooks.h (default_libgcc_cmp_return_mode,
2946 default_libgcc_shift_count_mode): Function prototypes added.
2947 * target.h (struct gcc_target): Fields for the new target hooks added.
2948 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
2950 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
2953 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
2954 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
2956 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
2957 s390_libgcc_shift_count_mode): Functions added.
2958 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
2959 Target hooks defined.
2961 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2963 * config/mips/mips.c (compute_frame_size): Restore the original
2964 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
2965 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
2966 Document why the difference is needed.
2968 2007-07-06 Richard Guenther <rguenther@suse.de>
2970 * c-common.c (boolean_increment): Use correctly typed
2973 2007-07-06 Richard Sandiford <richard@codesourcery.com>
2975 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
2976 the topmost argument register is not also included in the save mask.
2977 (mips16e_collect_argument_save_p): Take a pointer to the argument
2978 register, rather than a pointer to the number of arguments.
2979 (mips16e_collect_argument_saves): Only include argument saves
2980 that aren't in the register mask.
2982 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
2984 PR rtl-optimization/32450
2985 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
2986 to ensure that instructions are not moved into the prologue when
2987 profiling is on. Remove unused prologue_end variable.
2988 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
2989 as a scheduling barrier.
2991 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2994 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2995 Disregard DECL_FROM_INLINE.
2997 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
2999 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3000 IORing with a constant.
3002 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3004 PR rtl-optimization/32475
3005 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3006 for every definition of the stack pointer.
3008 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3010 * arm.c (vfp3_const_double_index): Copy signed results of
3011 REAL_VALUE_TO_INT into unsigned vars.
3013 2007-07-05 Richard Guenther <rguenther@suse.de>
3016 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3018 * tree-ssa.c (useless_type_conversion_p): Check canonical
3021 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3023 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3024 zero_extendhisi2): Change to define_insn_and_split.
3025 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3027 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3029 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3030 pass_match_asm_constraints): New.
3031 * passes.c (init_optimization_passes): Add new pass.
3032 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3033 * function.h (struct function): Add has_asm_statement bit.
3034 (current_function_has_asm_statement): New.
3035 * tree-pass.h (pass_match_asm_constraints): New.
3037 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3039 * config/mips/mips.c (mips_file_start): Avoid declaration
3042 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3044 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3046 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3048 * rtl.def (NOTE): Change print format string to print
3049 operand 5 as a note insn name.
3051 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3052 David Ung <davidu@mips.com>
3054 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3055 * doc/invoke.texi: (MIPS Options): Document them.
3057 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3058 David Ung <davidu@mips.com>
3060 Add support for SmartMIPS ASE.
3062 * optabs.c (expand_binop_directly): New, broken out from...
3063 (expand_binop): Here. Make it try rotating in the other
3064 direction even when the second operand isn't constant.
3065 * config/mips/mips.md (*lwxs): New.
3066 * config/mips/mips.opt (msmartmips): New.
3067 * config/mips/mips.c (mips_lwxs_address_p): New.
3068 (mips_rtx_costs): Make it recognize scaled indexed addressing.
3069 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3070 __mips_smartmips when compiling for TARGET_SMARTMIPS.
3071 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
3072 (ISA_HAS_LWXS): New.
3073 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
3074 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
3075 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
3076 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
3077 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
3078 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
3079 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
3081 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3083 * tree-vectorizer.c (new_loop_vec_info): Initialize
3084 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3085 * tree-vectorizer.h (_loop_vec_info): Added new filed
3086 min_profitable_iters.
3087 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
3088 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
3089 * tree-vect-analyze.c (vect_analyze_operations): Set
3090 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3091 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
3092 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
3093 Fix calculation of peel_iters_prologue. Move consideration of epilogue
3094 and prologue cost to after they are computed.
3095 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
3097 (vect_model_simple_cost): Takes additional argument dt. Consider cost
3098 of creating vectors from scalars according to dt.
3099 (vect_model_store_cost): Likewise.
3100 (vectorizable_call): Use dt array instead of scalar dt. Call
3101 vect_model_simple_cost with additional argument dt.
3102 (vectorizable_assignment): Likewise.
3103 (vectorizable_operation): Likewise.
3104 (vectorizable_type_demotion): Likewise.
3105 (vectorizable_type_promotion): Likewise.
3106 (vectorizable_store): Use dt array instead of scalar dt. Call
3107 vect_model_store_cost with additional argument dt.
3108 (vect_do_peeling_for_loop_bound): Don't call
3109 vect_estimate_min_profitable_iters. Instead, lookup
3110 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
3111 "may not be profitable".
3113 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3116 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
3117 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
3118 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
3119 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
3121 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
3123 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
3124 addressing modes cheaper.
3126 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
3128 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
3129 (dw_ranges_struct): Rename block_num to num. Adjust.
3130 (dw_ranges_by_label_struct): New.
3131 (ranges_by_label, ranges_by_label_allocated,
3132 ranges_by_label_in_use): New variables.
3133 (add_ranges_num): Factored most of the code out of...
3134 (add_ranges): ... this one. Rewrite in terms of the former.
3135 (add_ranges_by_labels): New.
3136 (output_ranges): Output by-label ranges.
3137 (dwarf2out_finish): Output range for multiple-section
3138 compile_unit. Output standard DW_AT_low_pc in addition to
3139 unexpected DW_AT_entry_pc.
3141 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
3143 PR tree-optimization/32604
3144 PR tree-optimization/32606
3146 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
3147 (compute_antic_safe): Removed.
3148 (ANTIC_SAFE_LOADS): Ditto.
3149 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
3150 (execute_pre): Don't call compute_antic_safe.
3151 (vuse_equiv): New function.
3152 (make_values_for_stmt): Use it
3153 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
3156 2007-07-04 Anatoly Sokolov <aesok@post.ru>
3159 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
3161 (avr_attribute_table): Make "naked" attribute apply to function types
3162 rather than to decls.
3163 (avr_handle_fntype_attribute): New function.
3165 2007-07-04 Joseph Myers <joseph@codesourcery.com>
3167 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
3170 2007-07-04 David Ung <davidu@mips.com>
3171 Joseph Myers <joseph@codesourcery.com>
3173 * config/mips/mips.md (type): Add logical, signext and move.
3174 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
3175 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
3176 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
3177 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
3178 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
3179 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
3180 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
3181 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
3182 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
3183 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
3184 movv2sf_hardfloat_64bit): Use the new types.
3185 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
3186 *movdf_softfloat, *movdf_mips16): Use "multi".
3187 (extendqihi2): Replace with a define_expand.
3188 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
3189 Based on extend<SHORT:mode><GPR:mode>2 patterns.
3190 * config/mips/74k.md (r74k_int_logical): New reservation and
3192 (r74k_int_arith): Remove "slt".
3193 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
3194 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
3195 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
3196 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
3197 reservations for "arith".
3199 2007-07-04 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa.c (useless_type_conversion_p): Add handling for
3202 scalar float and vector types. Only call the types_compatible_p
3203 langhook for aggregate types as last resort. Follow the
3206 2007-07-04 Richard Guenther <rguenther@suse.de>
3208 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
3209 the same as NOP_EXPR.
3211 2007-07-04 Nick Clifton <nickc@redhat.com>
3213 * target.h (struct gcc_target): Add target_help field.
3214 * target-def.h (TARGET_HELP): New.
3215 (TARGET_INITIALIZER): Use TARGET_HELP.
3216 * opts.c (command_handle_option): Invoke target_help function, if
3217 defined, when the user has specified --target-help on the command
3219 * doc/invoke.texi: Mention that --target-help might print
3220 additional information.
3221 * doc/tm.texi: Document TARGET_HELP hook.
3223 * arm.c (TARGET_HELP): Override default definition.
3224 (arm_target_help): New - display a wrapped list of cores and
3225 architectures supported.
3227 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
3229 * config/gcc/v850/v850.c (expand_prologue): Make sure
3230 GEN_INT() argument is sign extended rather than zero extended.
3231 (expand_epilogue): Likewise.
3232 (output_move_double): Delete.
3233 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
3234 * config/gcc/v850/v850.md (movdi): Delete.
3235 (*movdi_internal): Delete.
3237 (*movdf_internal): Delete.
3239 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3241 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
3242 unless compiling RTP PIC.
3244 2007-07-04 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/32482
3247 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
3248 original ssa name if we didn't find a shift expression.
3249 Fix shift constant for bit zero test.
3251 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3253 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
3255 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3257 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
3258 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
3259 * config/arm/vxworks.h (ASM_SPEC): Delete.
3260 (SUBTARGET_EXTRA_ASM_SPEC): Define.
3262 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3264 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
3265 (DDR_REVERSED_P): New.
3266 * tree-data-ref.c (initialize_data_dependence_relation,
3267 build_classic_dist_vector): Set DDR_REVERSED_P.
3269 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3272 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
3273 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3274 init_omega_for_ddr_1): Use non conservative number of iterations
3276 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
3277 (analyze_siv_subscript): Remove FIXME and reinitialization of
3278 last_conflicts to chrec_dont_know.
3279 * testsuite/gfortran.dg/vect/pr32457.f90: New.
3281 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3283 * tree.c (maybe_canonicalize_argtypes): Improve description.
3285 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3287 * tree.c (maybe_canonicalize_argtypes): New.
3288 (build_function_type): Set canonical type.
3289 (build_method_type_directly): Ditto.
3290 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
3293 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3295 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
3297 (rewrite_use_nonlinear_expr): Likewise.
3299 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3301 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
3303 2007-07-04 Ben Elliston <bje@au.ibm.com>
3305 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
3308 * c-objc-common.c (c_types_compatible_p): Fix indentation.
3310 * doc/tm.texi (Run-time Target): Capitalise "CPU".
3311 (Exception Handling): Likewise.
3313 2007-07-03 Jan Hubicka <jh@suse.cz>
3315 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
3317 2007-07-03 Eric Christopher <echristo@apple.com>
3319 * doc/cppopts.texi: Add conflicting option note to -dM.
3320 * doc/invoke.texi: Add note about possible conflicts with
3321 -E for -dCHARS and note that -dM will not produce
3322 any results if there is no machine dependent reorg.
3324 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3326 * tree.h (DECL_ALIGN): Back out previous change.
3328 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3330 * configure.ac: Test for .dtprelword support on MIPS.
3331 * configure, config.in: Regenerate.
3332 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
3333 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3335 2007-07-03 Julian Brown <julian@codesourcery.com>
3337 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
3338 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
3339 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
3340 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
3342 (all_fpus): Add FPUTYPE_VFP3.
3343 (fp_model_for_fpu): Add VFPv3 field.
3344 (arm_rtx_costs_1): Give cost to VFPv3 constants.
3345 (vfp3_const_double_index): New function. Return integer index of
3346 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
3348 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
3349 and argument represents a valid RTX for a VFPv3 constant.
3350 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
3352 (vfp_emit_fstmd): Similar, for fstmd.
3353 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
3354 constants, represented as integer indices.
3355 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
3356 VFP_REGNO_OK_FOR_DOUBLE macros.
3357 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
3358 (arm_file_start): Set float-abi attribute for VFPv3, and output
3359 correct ".fpu" assembler directive.
3360 (arm_dbx_register_numbering): Add FIXME.
3361 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
3362 (fputype): Add FPUTYPE_VFP3.
3363 (FIXED_REGISTERS): Add 32 registers for D16-D31.
3364 (CALL_USED_REGISTERS): Likewise.
3365 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
3366 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
3367 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
3368 (D7_VFP_REGNUM): New.
3369 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
3370 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
3371 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
3372 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
3373 (REG_ALLOC_ORDER): Adjust for VFPv3.
3374 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
3375 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
3376 VFP_LO_REGS, VFP_HI_REGS.
3377 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
3378 (IS_VFP_CLASS): Define macro.
3379 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
3381 (REGISTER_MOVE_COST): Likewise.
3382 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
3383 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
3384 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
3385 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
3386 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
3387 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
3388 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
3389 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
3390 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
3391 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
3392 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
3393 where appropriate for single-word registers.
3394 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
3395 As above. Fix type attributes.
3396 * config/arm/constraints.md (register_contraint "t"): Define.
3397 (register_constraint "w"): Change to D0-D15, or D0-D31 for
3399 (register_constraint "x"): Define.
3400 (constraint "Dv"): Define.
3402 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3404 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
3406 2007-07-03 Tom Tromey <tromey@redhat.com>
3408 * c-parser.c (objc_pq_context): Removed.
3409 (objc_need_raw_identifier): Likewise.
3410 (c_parser) <objc_pq_context>: New field.
3411 <objc_need_raw_identifier>: Likewise.
3412 (OBJC_NEED_RAW_IDENTIFIER): Removed.
3413 (c_lex_one_token): Update.
3414 (c_parser_objc_protocol_definition): Update.
3415 (c_parser_objc_method_definition): Update.
3416 (c_parser_objc_methodproto): Update.
3417 (c_parser_declspecs): Update.
3419 2007-07-03 David Ung <davidu@mips.com>
3421 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
3423 2007-07-03 David Ung <davidu@mips.com>
3424 Richard Sandiford <richard@codesourcery.com>
3426 * doc/invoke.texi: Document -march=74kf3_2.
3427 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
3428 (TUNE_74K): Check for it.
3429 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
3430 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
3431 * config/mips/mips.md (cpu): Add 74kf3_2.
3432 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
3433 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
3434 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
3435 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
3436 74kf3_2 to the CPU list.
3437 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
3438 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
3439 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
3440 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
3441 (r74kf3_2_fxfer_from_c1): New insn reservations.
3443 2007-07-03 Richard Sandiford <richard@codesourcery.com>
3444 David Ung <davidu@mips.com>
3446 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
3447 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
3448 and 74k[fx]. Document aliases for the new options.
3449 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
3450 (PROCESSOR_24KF2_1): ...this.
3451 (PROCESSOR_24KX): Rename to...
3452 (PROCESSOR_24KF1_1): ...this.
3453 (PROCESSOR_74KF): Rename to...
3454 (PROCESSOR_74KF2_1): ...this.
3455 (PROCESSOR_74KX): Rename to...
3456 (PROCESSOR_74KF1_1): ...this.
3457 (TUNE_74K): Update PROCESSOR_* names.
3458 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
3459 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
3460 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
3461 (mips_rtx_cost_data): Update processor names in comments.
3462 (mips_issue_rate): Update PROCESSOR_* names.
3463 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
3464 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
3465 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
3466 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
3467 Update cpu attribute names.
3468 (r24k_fpu_iss): Rename this reservation to...
3469 (r24kf2_1_fpu_iss): ...this and update all uses.
3470 (r24kx_fpu_iss): Rename this reservation to...
3471 (r24kf1_1_fpu_iss): ...this and update all uses.
3472 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
3473 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
3474 Update cpu attribute names.
3476 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
3478 * config/m32r/constraints.md: New file.
3479 * config/m32r/m32r.c: Include tm-constrs.h.
3480 (small_data_operand): Use satisfies_constraint_* instead of macro.
3481 (addr24_operand, gen_compare): Likewise.
3482 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
3483 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
3484 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3485 EXTRA_CONSTRAINT): Likewise.
3486 * config/m32r/m32r.md: Include constraints.md.
3487 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3488 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3489 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3490 (two_insn_const_operand, int8_operand, uint16_operand,
3491 reg_or_int16_operand, reg_or_uint16_operand,
3492 reg_or_cmp_int16_operand, cmp_int16_operand,
3493 seth_add3_operand): Likewise.
3495 2007-07-03 Eric Christopher <echristo@gmail.com>
3497 * libgcc2.h: Conditionally declare __bswapsi2 and
3500 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3502 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3505 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3508 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3509 (__gthrw_pragma): Provide default definition.
3511 * gthr-posix.c (__gthrw_pragma): Define.
3513 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3515 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3516 before declaring inequality.
3518 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3520 * combine.c (recog_for_combine): Log the success or failure of
3521 matching new insn patterns against the machine description in
3524 2007-07-03 Revital Eres <eres@il.ibm.com>
3526 * ddg.c (print_sccs): New function.
3527 (check_sccs): New function.
3528 (create_ddg_all_sccs): Use it.
3529 * ddg.h (print_sccs): Declare.
3530 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3532 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3534 * targhooks.h (default_mode_for_suffix): New function declaration.
3535 * targhooks.c (default_mode_for_suffix): New default target hook.
3536 * target.h (struct c): New structure in the targetm struct.
3537 (mode_for_suffix): New target hook as part of struct c.
3538 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3539 default_mode_for_suffix.
3540 (TARGET_C): New define.
3541 * c-lex.c: Include "target.h".
3542 (interpret_float): Use targetm.c.mode_for_suffix to determine
3543 the mode for a given non-standard suffix.
3544 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3546 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3547 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3549 * doc/extend.texi (Floating Types): New node. Document __float80 and
3550 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3552 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3555 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3556 predicate instead of target_operand.
3557 (divsi3_i1_media, divsi3_media_2): Likewise.
3559 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3561 * tree.h (alias_sets_might_conflict_p): Rename into
3562 alias_sets_must_conflict_p.
3563 * alias.c (alias_sets_might_conflict_p): Likewise.
3564 (alias_sets_conflict_p): Use it.
3565 (objects_must_conflict_p): Likewise.
3566 * c-common.c (strict_aliasing_warning): Adjust.
3568 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3570 * rtlhooks.c (gen_lowpart_if_possible): Check for
3571 invalid subreg before calling gen_lowpart_SUBREG.
3573 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3575 * config/darwin9.h: Add copyright notice.
3576 (LINK_COMMAND_SPEC): Add comment.
3577 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3578 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3579 DARWIN_LIBSYSTEM_HAS_UNWIND.
3581 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3584 * omp-low.c (check_combined_parallel): New function.
3585 (lower_omp_parallel): Call it via walk_stmts, set
3586 OMP_PARALLEL_COMBINED if appropriate.
3587 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3588 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3589 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3590 don't consider it as combined parallel.
3592 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3594 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3595 (gcc_tooldir): Likewise.
3596 * configure: Regenerate.
3597 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3598 old configure.ac gcc_tooldir setting.
3599 (prefix_to_exec_prefix): New variable.
3600 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3601 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3603 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3605 Fix PR tree-optimization/32583
3606 Fix PR tree-optimization/32584
3607 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3608 (phi_translate_set): Use phi_translate directly now.
3609 (make_values_for_stmt): Don't value number RHS if we already know
3612 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3613 Jim Wilson <wilson@specifix.com>
3616 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3619 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3620 Richard Sandiford <richard@codesourcery.com>
3621 Nigel Stephens <nigel@mips.com>
3623 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3624 (mips16e_output_save_restore): Declare.
3625 (mips16e_save_restore_pattern_p): Likewise.
3626 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3627 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3628 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3629 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3630 (BITSET_P): New global macro, extracted from...
3631 (mips_for_each_saved_reg): ...here.
3632 (mips16e_save_restore_info): New struct.
3633 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3634 (mips16e_save_restore_regs): New variable.
3635 (mips_split_plus, mips16e_find_first_register): New functions.
3636 (mips16e_mask_registers): New function.
3637 (compute_frame_size): Expand the commentary before the function.
3638 Enforce the MIPS16e save and restore register range restrictions.
3639 Pad the general register save area at the low end.
3640 (mips16e_save_restore_reg, mips16e_build_save_restore)
3641 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3642 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3643 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3645 (mips_expand_prologue, mips_expand_epilogue): Handle
3646 GENERATE_MIPS16E_SAVE_RESTORE.
3647 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3649 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3651 PR tree-optimization/31966
3652 PR tree-optimization/32533
3653 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3654 "basic_block" description as its third argument. Update function
3655 calls to get destination bb from "edge" argument. Save "cond" into
3656 aux field of the edge. Update prototype for changed arguments.
3657 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3659 (find_phi_replacement_condition): Operate on incoming edges, not
3660 on predecessor blocks. If there is a condition saved in the
3661 incoming edge aux field, AND it with incoming bb predicate.
3662 Return source bb of the first edge.
3663 (clean_predicate_lists): Clean aux field of outgoing node edges.
3664 (tree_if_conversion): Do not initialize cond variable. Move
3665 variable declaration into the loop.
3666 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3667 initializations of new_stmt, arg0 and arg1 variables.
3669 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3671 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3672 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3674 2007-07-02 Richard Guenther <rguenther@suse.de>
3676 * tree-ssa.c (useless_type_conversion_p): Document
3677 future intent as defining the middle-end type system.
3678 Re-structure to call langhook last, group by type class,
3679 mark questionable parts.
3681 2007-07-02 Richard Guenther <rguenther@suse.de>
3683 * tree-flow.h (types_compatible_p): Declare.
3684 * tree-ssa.c (types_compatible_p): New function.
3685 * ipa-type-escape.c (discover_unique_type): Use
3686 types_compatible_p instead of lang_hooks.types_compatible_p.
3687 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3688 * tree-vn.c (expressions_equal_p): Likewise.
3689 * tree.c (fields_compatible_p): Likewise.
3690 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3691 (cprop_operand): Use useless_type_conversion_p instead of
3692 lang_hooks.types_compatible_p.
3693 * tree-inline.c (setup_one_parameter): Likewise.
3694 (declare_return_variable): Likewise.
3695 * tree-nrv.c (tree_nrv): Likewise.
3696 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3697 (maybe_fold_offset_to_component_ref): Likewise.
3698 (maybe_fold_offset_to_reference): Likewise.
3699 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3700 (merge_alias_info): Likewise.
3701 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3702 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3703 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3704 * tree-tailcall.c (find_tail_calls): Likewise.
3705 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3706 * gimplify.c (canonicalize_addr_expr): Likewise.
3707 (fold_indirect_ref_rhs): Likewise.
3708 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3709 (cpt_same_type): Likewise.
3710 (check_pointer_types_r): Swap parameters to cpt_same_type
3712 * fold-const.c (fold_convert): Revert fix for PR15988.
3713 * tree-inline.c (setup_one_parameter): Instead fix it here by
3714 using fold_build1 instead of fold_convert and checking for
3715 error_mark_node. Convert only if the conversion is necessary.
3717 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3719 * configure.ac: Check for .gnu_attribute on Power.
3720 * configure: Regenerate.
3721 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3722 attribute for floating-point ABI.
3724 2007-07-02 Ira Rosen <irar@il.ibm.com>
3726 PR tree-optimization/32230
3727 PR tree-optimization/32477
3728 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3729 address is a constant.
3731 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3733 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3734 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3735 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3736 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3737 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3738 64-bit targets. Add support for *-elfoabi*.
3739 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3740 different settings if $(tm_defines) does not select the EABI.
3741 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3742 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3743 (MIPS_ARCH_OPTION_SPEC): Likewise.
3744 (MIPS_ISA_LEVEL_SPEC): Likewise.
3745 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3746 * config/mips/elfoabi.h: New file.
3748 2007-07-02 Richard Guenther <rguenther@suse.de>
3750 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3751 (useless_type_conversion_p): ... this.
3752 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3753 (useless_type_conversion_p): ... this.
3754 * builtins.c (fold_builtin_memory_op): Rename
3755 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3756 * tree-cfg.c (verify_expr): Likewise.
3757 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3758 * tree-ssa-ccp.c (ccp_fold): Likewise.
3759 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3760 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3762 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3763 * tree-ssa-pre.c (eliminate): Likewise.
3764 * tree-ssa.c (delete_tree_ssa): Likewise.
3765 (tree_ssa_useless_type_conversion): Likewise.
3766 * tree.c (build2_stat): Likewise.
3768 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3770 Fix PR tree-optimization/32571
3771 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3774 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3777 and other expected operations explicitly, change default to
3780 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3782 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3784 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3785 (tls_load_dot_plus_eight): Move the label number into the unspec.
3786 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3788 2007-07-01 Andreas Schwab <schwab@suse.de>
3790 * dwarf2out.c (initial_return_save): Define only if used.
3792 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3794 Unreverting Richard's Revert of:
3796 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3798 * dce.c (deletable_insn_p_1): New function, split out from...
3799 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3800 specially, not those inside PARALLELs. Remove BODY argument
3801 and adjust recursive call accordingly.
3802 (prescan_insns_for_dce): Update call to delete_insn_p.
3804 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3805 Revital Eres <eres@il.ibm.com>
3807 * ddg.c (create_ddg_all_sccs): Fix missed
3808 initialization of scc_nodes.
3810 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
3813 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
3814 X + ~X to 1 only for INTEGRAL_TYPE_P type.
3816 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3818 * configure.ac: Check for .gnu_attribute on MIPS.
3819 * configure, config.in: Regenerate.
3820 * config/mips/mips.c (mips_file_start): If supported, output
3821 attribute for floating-point ABI.
3823 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
3827 (ffs_cmove): New expander to expand using ctz pattern.
3828 (*ffs_cmove): Remove pattern.
3829 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
3830 (ffsdi2): Expand using ctz pattern.
3831 (*ffs_rex64): Remove pattern.
3833 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3835 PR rtl-optimization/32296
3836 * pa.md (return): Delete pattern.
3837 (return_internal): Remove "(const_int 1)" from pattern.
3838 (epilogue): Use return_internal pattern for trivial returns.
3839 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
3840 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
3842 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3844 * tree-ssa-pre.c (is_exception_related): New function
3845 (can_value_number_operation): Use it.
3847 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
3849 Fix PR tree-optimization/32540
3850 Fix PR tree-optimization/31651
3852 * tree-ssa-sccvn.c: New file.
3854 * tree-ssa-sccvn.h: Ditto.
3856 * tree-vn.c: Include tree-ssa-sccvn.h
3857 (val_expr_paid_d): Removed.
3858 (value_table): Ditto.
3859 (vn_compute): Ditto.
3860 (val_expr_pair_hash): Ditto.
3861 (val_expr_pair_expr_eq): Ditto.
3862 (copy_vuses_from_stmt): Ditto.
3865 (shared_vuses_from_stmt): Ditto.
3866 (print_creation_to_file): Moved up.
3867 (sort_vuses): Ditto.
3868 (sort_vuses_heap): Ditto.
3869 (set_value_handle): Make non-static.
3870 (make_value_handle): Ditto.
3871 (vn_add): Rewritten to use sccvn lookups.
3872 (vn_add_with_vuses): Ditto.
3873 (vn_lookup): Ditto (and second argument removed).
3874 (vn_lookup_with_vuses): Ditto.
3875 (vn_lookup_or_add): Ditto (and second argument removed);
3876 (vn_lookup_or_add_with_vuses): Ditto.
3877 (vn_lookup_with_stmt): New.
3878 (vn_lookup_or_add_with_stmt): Ditto.
3879 (create_value_handle_for_expr): Ditto.
3881 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
3882 (seen_during_translate): New function.
3883 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
3884 (phi_trans_add): Ditto.
3885 (constant_expr_p): FIELD_DECL is always constant.
3886 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
3887 Use constant_expr_p.
3888 Avoid infinite recursion on mutually valued expressions.
3889 Change callers of vn_lookup_or_add.
3890 (phi_translate): New function.
3891 (compute_antic_safe): Allow phi nodes.
3892 (create_component_ref_by_pieces): Update for FIELD_DECL change.
3893 (find_or_generate_expression): Rewrite slightly.
3894 (create_expression_by_pieces): Updated for vn_lookup_or_add
3896 Update VN_INFO for new names.
3897 (insert_into_preds_of_block): Update for new names.
3898 (add_to_exp_gen): New function.
3899 (add_to_sets): Use vn_lookup_or_add_with_stmt.
3900 (find_existing_value_expr): Rewrite to changed vn_lookup.
3901 (create_value_expr_from): Ditto, and use add_to_exp_gen.
3902 (try_look_through_load): Removed.
3903 (try_combine_conversion): Ditto.
3904 (get_sccvn_value): New function.
3905 (make_values_for_phi): Ditto.
3906 (make_values_for_stmt): Ditto.
3907 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
3909 (init_pre): Update for SCCVN changes.
3911 (execute_pre): Ditto.
3913 * tree-flow.h (make_value_handle): Declare.
3914 (set_value_handle): Ditto.
3915 (sort_vuses_heap): Ditto.
3916 (vn_lookup_or_add_with_stmt): Ditto.
3917 (vn_lookup_with_stmt): Ditto.
3918 (vn_compute): Remove.
3921 (vn_lookup): Update arguments.
3923 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
3925 (tree-ssa-sccvn.o): New.
3926 (OBJS-common): Add tree-ssa-sccvn.o
3928 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3931 * c-typeck.c (build_external_ref): Don't mark as used if called
3933 * calls.c (rtx_for_function_call): Likewise.
3935 2007-06-30 Richard Sandiford <richard@codesourcery.com>
3939 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3941 * dce.c (deletable_insn_p_1): New function, split out from...
3942 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3943 specially, not those inside PARALLELs. Remove BODY argument
3944 and adjust recursive call accordingly.
3945 (prescan_insns_for_dce): Update call to delete_insn_p.
3947 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
3949 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
3950 (try_combine): Move potential calls to undo_all() so they happen
3951 before we commit to using the combined insns.
3953 2006-06-30 Jan Hubicka <jh@suse.cz>
3955 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
3958 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
3960 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
3961 (cgraph_remove_unreachable_nodes): Likewise.
3962 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
3963 * ipa-inline.c (update_caller_keys): Cast according to the coding
3965 (cgraph_decide_recursive_inlining): Likewise.
3966 (cgraph_decide_inlining_of_small_function): Likewise.
3967 (try_inline): Likewise.
3968 (cgraph_decide_inlining_incrementally): Likewise.
3969 * ipa-pure-const.c (get_function_state): Likewise.
3970 (scan_function): Likewise.
3971 (analyze_function): Likewise.
3972 (static_execute): Likewise.
3973 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
3974 (merge_callee_local_info): Likewise.
3975 (analyze_function): Use type safe memory macros.
3976 (static_execute): Likewise. Cast according to the coding conventions.
3977 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
3979 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
3981 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
3982 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
3985 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3988 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
3989 for complex modes (both int and real).
3991 2007-06-29 Jan Hubicka <jh@suse.cz>
3993 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
3995 2007-06-29 Jan Hubicka <jh@suse.cz>
3998 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4001 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4004 * config/avr/avr.c: Include dataflow header file.
4005 (expand_prologue): Adjust for prologue insn change.
4006 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4009 2007-06-29 Richard Guenther <rguenther@suse.de>
4012 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4013 during type verification.
4015 2007-06-29 Jan Hubicka <jh@suse.cz>
4017 * recog.c (validate_change_rtx_1): Unshare TO argument.
4019 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4021 PR tree-optimization/24659
4022 * tree-vect-transform.c (vectorizable_call): Handle
4023 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4025 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4026 * config/i386/i386.c (enum ix86_builtins)
4027 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4028 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4030 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4031 const using def_builtin_const.
4032 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4033 input operands in the same modes as the result.
4034 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4036 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4038 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4039 (df_set_dead_notes_for_mw): Likewise.
4041 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4043 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4045 2007-06-28 DJ Delorie <dj@redhat.com>
4047 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4049 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4051 * doc/invoke.texi (C++ Dialect Options): Document
4052 fvisibility-ms-compat.
4053 * c.opt (fvisibility-ms-compat): New.
4055 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4058 * tree-affine.c (aff_combination_add_elt): Handle
4059 pointer addition specially.
4061 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4063 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4064 decl is non-external for AIX ABI.
4066 2007-06-28 David Edelsohn <edelsohn@gnu.org>
4068 * config/rs6000/predicates.md (current_file_function_operand):
4069 Ensure the symbol is non-external for AIX ABI.
4071 2007-06-28 Nick Clifton <nickc@redhat.com>
4073 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
4074 (fdce, fdse, fpredictive-commoning): Likewise.
4076 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4079 * gcc.c (process_command): Recognize the new -static-libgfortran
4082 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
4085 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
4086 Use a call clobbered hard reg instead of a pseudo reg.
4088 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4090 * config/sh/sh.md (load_gbr): Use correct operand constraint.
4092 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4095 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
4096 REG_LIBCALL and REG_RETVAL notes.
4097 (divsi3, mulsi3): Likewise.
4098 (mulhisi3): Likewise. Use emit_libcall_block.
4099 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
4101 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
4103 PR rtl-optimization/32481
4104 * combine.c (adjust_for_new_dest): Rescan the changed insn.
4106 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4108 * dce.c (deletable_insn_p_1): New function, split out from...
4109 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4110 specially, not those inside PARALLELs. Remove BODY argument
4111 and adjust recursive call accordingly.
4112 (prescan_insns_for_dce): Update call to delete_insn_p.
4114 2007-06-27 Richard Guenther <rguenther@suse.de>
4117 * tree.h (fold_convertible_p): Declare.
4118 * fold-const.c (fold_convertible_p): New function.
4119 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
4120 instead of lang_hooks.types_compatible_p.
4122 2007-06-26 Jan Hubicka <jh@suse.cz>
4124 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
4125 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
4126 early use validate_unshare_change.
4127 (reload_combine): Likewise.
4128 * recog.c (change_t): New field unshare.
4129 (validate_change_1): Rename from validate_change; add argument unshare.
4130 (validate_change): Turn into wrapper of validate_change_1; update
4131 prototype for bools.
4132 (validate_unshare_change): New.
4133 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
4134 calls of df_insn_rescan.
4135 * recog.h (validate_change): Replace ints by bools.
4136 (validate_unshare_change): Declare.
4138 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4140 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
4142 2007-06-26 Steve Ellcey <sje@cup.hp.com>
4144 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
4146 2007-06-25 Jan Hubicka <jh@suse.cz>
4148 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
4150 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
4151 cgraph_decide_inlining_incrementally): Move uninlinability checks to
4152 places other call site specific checks are performed.
4154 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4157 * tree-vect-transform.c (vectorizable_operation): Convert
4158 POINTER_PLUS_EXPR over to PLUS_EXPR.
4160 2007-06-25 Chao-ying Fu <fu@mips.com>
4162 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
4163 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
4164 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4165 Document GET_MODE_IBIT, and GET_MODE_FBIT.
4167 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
4168 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4169 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
4170 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
4171 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
4172 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
4173 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
4174 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
4175 ALL_FIXED_POINT_MODE_P): New define.
4176 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4178 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
4180 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
4181 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4182 MODE_VECTOR_UACCUM): New mode classes.
4184 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
4185 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
4186 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
4189 * genmodes.c (struct mode_data): Add ibit and fbit fields.
4190 (blank_mode): Initialize ibit and fbit.
4191 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
4192 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4194 (new_adjust): Change required_class to required_class_from and
4195 required_class_to for testing within a range.
4196 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4197 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4199 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
4200 (make_fixed_point_mode): New.
4201 (_ADD_ADJUST): Change C to C1 and C2.
4202 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
4203 use a range for machine classes.
4204 (ADJUST_IBIT, ADJUST_FBIT): New.
4205 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
4207 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4208 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4209 Emit adjustment for ibit and fbit.
4210 (emit_mode_ibit, emit_mode_fbit): New.
4211 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
4213 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
4215 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
4216 as the source of the set.
4218 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
4220 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4221 FP_REGNO_P): Use IN_RANGE.
4222 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4223 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
4224 (DATA_REG_P): Use DATA_REGNO_P.
4225 (FP_REG_P): Use FP_REGNO_P.
4226 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
4227 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
4228 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
4230 2007-06-24 Jan Hubicka <jh@suse.cz>
4233 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
4235 2007-06-24 Sebastian Pop <sebpop@gmail.com>
4238 * fold-const.c (fold_binary): Strip nops of operand 0
4239 of BIT_NOT_EXPR before calling operand_equal_p.
4240 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
4241 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
4243 2007-06-23 Mark Mitchell <mark@codesourcery.com>
4245 * doc/extend.texi: Document that dllimport and dllexport imply
4247 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
4248 imported or exported declaration, including type declarations.
4249 * c-common.c (handle_visibility_attribute): Check for conflicts
4250 with dllimport/dllexport.
4251 (c_determine_visibility): Handle dllimport/dllexport as an
4252 explicit visibility atttribute.
4254 2007-06-23 Richard Guenther <rguenther@suse.de>
4256 PR tree-optimization/16876
4258 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
4260 * tree-inline.c (initialize_inlined_parameters): Do not call
4261 lang_hooks.tree_inlining.convert_parm_for_inlining.
4262 * cgraphbuild.c (initialize_inline_failed): Set inline failed
4263 reason for mismatched types.
4264 * gimplify.c (gimplify_call_expr): Verify the call expression
4265 arguments match the called function type signature. Otherwise
4266 mark the call expression to be not considered for inlining
4267 using CALL_CANNOT_INLINE_P flag.
4268 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
4269 edges call expression.
4270 (cgraph_decide_inlining_of_small_function): Likewise.
4271 (cgraph_decide_inlining): Likewise.
4272 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4274 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
4275 * c-typeck.c (c_convert_parm_for_inlining): Remove.
4276 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
4278 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
4279 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
4281 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4282 convert_parm_for_inlining member.
4284 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
4287 * arm.md (negscc): Match the correct operand for optimized LT0 test.
4288 Remove optimization for GT.
4290 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
4293 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
4295 (prescan_insns_for_dce): Add extra parameter.
4297 2007-06-23 Jan Hubicka <jh@suse.cz>
4300 * gimplify.c (mark_addressable): New function.
4301 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
4303 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4306 * expr.c (store_constructor): Do not clobber non-zeroed memory.
4308 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4311 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
4312 moves between MMX/SSE registers to at least 8 units to prevent
4313 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
4315 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/i386.c (override_options): Correct x86_sahf
4320 2007-06-21 David Daney <ddaney@avtrex.com>
4323 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
4324 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
4325 (exception_receiver): Renamed to ...
4326 (nonlocal_goto_receiver): ... this.
4328 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
4330 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
4331 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
4332 partial register accesses.
4334 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
4336 * fold-const.c (debug_fold_checksum): Move it under
4337 ENABLE_FOLD_CHECKING.
4339 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4342 * tree.h (debug_fold_checksum): Declared.
4343 * fold-const.c (build_fold_addr_expr_with_type_1): New.
4344 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
4345 build_fold_addr_expr_with_type_1.
4346 (fold_addr_expr, debug_fold_checksum): New.
4347 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
4348 (fold_unary, fold_comparison, split_address_to_core_and_offset):
4351 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4353 PR tree-optimization/19590
4354 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
4355 of scev is a constant.
4356 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
4358 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4360 * df-problems.c (df_note_bb_compute): Made computation of live
4361 info consistent with df_lr.
4363 2007-06-21 Richard Guenther <rguenther@suse.de>
4365 PR tree-optimization/32453
4366 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
4367 for pointer anti-range.
4369 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
4371 * config/i386/i386.c (processor_target_table): Increase maximum
4372 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
4375 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
4376 byte alignment if > 8 byte alignment is preferred.
4377 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4379 2007-06-21 Jakub Jelinek <jakub@redhat.com>
4381 PR tree-optimization/31866
4382 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
4383 if ASM_EXPR's input is not a SSA_NAME.
4386 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
4387 but decl is a global var, instead return decl.
4388 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
4389 even for is_global_var decls, if they are private in some outer
4392 2007-06-21 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/32451
4395 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
4397 2007-06-21 Christian Bruel <christian.bruel@st.com>
4399 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
4400 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
4401 (push_regs): Changed saving order or banked registers.
4402 (sh_expand_epilogue): Likewise.
4403 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
4404 (FIRST_BANKED_REG): Likewise.
4405 (LAST_BANKED_REG): Likewise.
4406 * config/sh/sh.md (banked) New attribute.
4407 (in_delay_slot): Check banked attribute.
4409 2007-06-20 Sebastian Pop <sebpop@gmail.com>
4411 PR tree-optimization/32075
4412 * tree-data-ref.c (subscript_dependence_tester_1,
4413 analyze_miv_subscript, analyze_overlapping_iterations,
4414 add_distance_for_zero_overlaps, build_classic_dist_vector,
4415 subscript_dependence_tester_1, analyze_overlapping_iterations,
4416 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
4417 compute_affine_dependence, compute_all_dependences): Pass loop_nest
4418 to evolution_function_is_affine_multivariate_p.
4420 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4422 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
4424 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
4427 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
4429 * config/m32c/prologue.md (epilogue_exitd_16): New.
4430 (epilogue_reit_16): New.
4431 (epilogue_exitd): Rename to epilogue_exitd_24.
4432 (epilogue_reit): Rename to epilogue_reit_24.
4434 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
4435 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4437 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
4439 * haifa-sched.c (queue_to_ready): Don't requeue next insn
4440 if dbg_cnt (sched_insn) reaches the limit.
4441 (choose_ready): New parameter INSN_PTR and new return value.
4442 (schedule_block): Handle dbg_cnt (sched_insn). Handle
4443 the new return value from choose_ready.
4444 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
4445 (rest_of_handle_global_alloc): New global_alloc_at_func.
4447 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
4449 PR tree-optimization/25737
4450 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
4451 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
4452 * tree-flow.h (struct fieldoff): Add new field alias_set.
4453 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
4454 argument addressable_type. Set alias_set of fieldoff.
4455 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
4456 (create_overlap_variables_for): Pass alias_set from fieldoff to
4458 * alias.c (get_alias_set): Use alias_set from SFT if set.
4460 2007-06-20 Hui-May Chang <hm.chang@apple.com>
4462 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
4463 of a variable as an unsigned HOST_WIDE_INT integer.
4465 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
4467 PR rtl-optimization/32405
4468 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
4470 2007-06-20 Jakub Jelinek <jakub@redhat.com>
4472 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
4475 * builtins.c: Include diagnostic.h.
4476 (expand_builtin_expect): Make gcc_assert more permissive.
4477 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
4480 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
4484 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4485 if ACCUMULATE_OUTGOING_ARGS.
4487 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4489 * config/m68hc11/m68hc11.c: Include dataflow header file.
4490 (m68hc11_reorg): Port to dataflow.
4492 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4494 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4495 (struct df_problem.free_blocks_on_set_blocks): New field.
4496 (struct dataflow.optional_p): New field.
4497 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4498 (df_live_set_all_dirty): New function.
4499 * df-scan.c (df_scan_alloc): Initialize optional_p.
4500 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4501 * df-core.c (df_set_blocks): Removed use of
4502 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4503 df_problem.free_blocks_on_set_blocks to determine which blocks are
4505 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4506 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4507 uses dataflow.optional_p to determine if problem should be
4509 (rest_of_handle_df_initialize): Only start live problem if
4511 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4512 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4513 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4514 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4515 problem_NOTE): Initialize free_blocks_on_set_blocks.
4516 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4518 (df_live_set_all_dirty, df_note_alloc): New function.
4519 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4521 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4522 * postreload.c (reload_combine): Ditto.
4523 * cse.c (cse_extended_basic_block): Ditto.
4524 * regmove.c (mark_flags_life_zones): Ditto.
4525 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4526 erase_matching_seqs): Ditto.
4527 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4528 * integrate (allocate_initial_values): Ditto.
4529 * combine.c (reg_dead_at_p): Ditto.
4530 * resource.c (mark_target_live_regs): Ditto.
4531 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4532 * config/sh/sh.c (find_r0_life_regions): Ditto.
4533 * global.c (rest_of_handle_global_alloc): Only add back df_live
4535 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4537 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4539 (if_convert): Make sure df_live is there at -O == 1.
4540 (pass_if_after_combine): Cleanup flags.
4541 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4542 is there at -O == 1.
4544 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4546 * config/arm/arm.c (arm_get_frame_offsets): Set
4547 offsets->locals_base to avoid negative stack size.
4548 (thumb1_expand_prologue): Assert on negative stack size.
4550 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4552 PR tree-optimization/32367
4553 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4554 of the chrec has no evolution in that loop.
4555 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4557 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4559 * config/xtensa/xtensa.c: Include "df.h".
4560 (xtensa_builtin_saveregs): Use adjust_address instead of
4562 (xtensa_va_start): Invoke make_tree with sizetype for
4563 expand_builtin_saveregs and then convert the result to a pointer.
4564 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4565 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4566 Subtract argument size from index value as integers and then use
4567 POINTER_PLUS_EXPR to add the result to the array address.
4569 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4572 * config/m32c/m32c.c: Include dataflow header file.
4573 (m32c_emit_prologue): Adjust for prologue insn change.
4574 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4575 once inside a PARALLEL. Assume frame size passed in operand 0
4576 includes space to save the fb register.
4577 (prologue_enter_24): Likewise.
4578 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4580 2007-06-19 David Daney <ddaney@avtrex.com
4583 * config/mips/mips.md (cprestore): Mark $gp as used.
4585 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4588 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4589 (frv_ifcvt_modify_insn): Likewise.
4591 2007-06-19 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4594 only handle positive offsets that fit in a HOST_WIDE_INT.
4596 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4598 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4599 result of rsqrt insn for zero input argument to avoid NaN.
4601 2007-06-19 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4606 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4608 PR tree-optimization/32353
4609 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4611 2007-06-19 Nick Clifton <nickc@redhat.com>
4613 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4615 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4619 * config/i386/i386.c (assign_386_stack_local): Assert that
4620 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4621 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4622 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4623 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4625 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4627 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4629 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4631 PR rtl-optimization/32321
4632 * gcse.c (replace_store_insn): Update the note before
4633 calling emit_insn_after.
4635 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4638 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4640 * df-problems.c (df_note_bb_compute): Fix dumping info.
4642 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4644 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4645 insn with emit_jump_insn.
4647 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4649 PR tree-optimization/32383
4650 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4651 * targhooks.h (default_builtin_reciprocal): Update prototype.
4652 * target.h (struct gcc_target): Update builtin_reciprocal.
4653 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4654 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4655 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4656 when fndecl is in BUILT_IN_MD class.
4657 (execute_convert_to_rsqrt): Ditto.
4659 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4660 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4661 Convert BUILT_IN_SQRTF code only when md_fn is false.
4663 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4665 * bt-load.c (move_btr_def): Fix the order of arguments
4666 to validate_replace_rtx.
4668 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4670 * config/m68k/m68k-devices.def: Add 54450..54455.
4672 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4674 PR rtl-optimization/32366
4675 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4676 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4679 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4682 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4683 this is true, rescan insn being modified.
4684 (sms_schedule): Added rescan parameter.
4685 (rest_of_handle_sms): Moved freeing of dominance info to before
4686 getting out of cfg_layout.
4688 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4690 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4691 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4694 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4695 FL_CF_EMAC from the entry for isac.
4697 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4698 (const_sibcall_operand): New.
4699 (sibcall_operand): Use it.
4700 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4701 (m68k_isas): ISAC does not imply FPU or EMAC.
4702 (override_options): Add ISA_C logic for symbolic jump & call.
4704 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4706 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4707 return mode from the builtin itself.
4708 (sparc_fold_builtin): Fix cast of zero constant.
4710 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4712 * targhooks.c (default_builtin_reciprocal): New default target hook.
4713 * targhooks.h (default_builtin_reciprocal): Add prototype.
4714 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4715 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4716 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4717 default_builtin_reciprocal.
4719 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4722 * hooks.c (hook_tree_tree_bool_null): New hook.
4723 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4724 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4725 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4726 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4727 and convert it to reciprocal a*rfunc(b).
4728 (execute_convert_to_rsqrt): New function.
4729 (gate_convert_to_rsqrt): New function.
4730 (pass_convert_to_rsqrt): New pass definition.
4731 * target.h (struct gcc_target): Add builtin_reciprocal.
4732 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4733 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4734 TARGET_BUILTIN_RECIPROCAL.
4735 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4737 * config/i386/i386.h (TARGET_RECIP): New define.
4738 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4739 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4740 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4741 and not optimizing for size.
4742 (*rcpsf2_sse): New insn pattern.
4743 (*rsqrtsf2_sse): Ditto.
4744 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4745 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4746 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4747 and not optimizing for size.
4748 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4749 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4750 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4751 and not optimizing for size.
4752 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4753 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4754 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4755 and not optimizing for size.
4756 (*sse_rsqrtv4sf2): Do not export.
4758 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4759 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4760 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4761 and not optimizing for size.
4763 * config/i386/i386.opt (mrecip): New option.
4764 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4765 (ix86_emit_swsqrtsf): Ditto.
4766 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4767 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4769 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4770 ix86_expand_unop1_builtin.
4771 (ix86_emit_swdivsf): New function.
4772 (ix86_emit_swsqrtsf): Ditto.
4773 (ix86_builtin_reciprocal): New function.
4774 (TARGET_BUILTIN_RECIPROCAL): Use it.
4775 (ix86_vectorize_builtin_conversion): Rename from
4776 ix86_builtin_conversion.
4777 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4778 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4779 "i386 and x86_64 Options" section.
4780 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4782 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4783 Zdenek Dvorak <dvorakz@suse.cz>
4784 Richard Guenther <rguenther@suse.de>
4785 Kaz Kojima <kkojima@gcc.gnu.org>
4787 * tree-vrp.c (compare_values_warnv): Convert val2 to
4789 (extract_range_from_assert): Create
4790 POINTER_PLUS_EXPR for pointer types.
4791 (extract_range_from_binary_expr): Handle
4792 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4794 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4795 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4796 POINTER_PLUS_EXPR as PLUS_EXPR.
4797 (number_of_iterations_lt_to_ne):
4798 For pointer types, use sizetype when
4799 creating MINUS_EXPR/PLUS_EXPRs.
4800 (assert_loop_rolls_lt): For pointer types, use sizetype when
4801 creating MINUS_EXPR/PLUS_EXPRs.
4802 (number_of_iterations_le): Likewise.
4803 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4804 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4805 like PLUS_EXPR and MINUS_EXPR.
4806 * tree-pretty-print.c (dump_generic_node): Handle
4808 (op_prio): Likewise.
4809 (op_symbol_1): Likewise.
4810 * optabs.c (optab_for_tree_code): Likewise.
4811 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
4813 * tree-tailcall.c (process_assignment): Mention
4814 POINTER_PLUS_EXPR in a TODO comment.
4815 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
4816 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
4817 not used with a pointer and an integer type.
4818 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
4819 increment using chrec_convert_rhs instead of chrec_convert.
4820 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
4821 PLUS_EXPR except for the right hand side's type will be
4823 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
4824 (fold_used_pointer_cast): Kill.
4825 (pointer_offset_p): Kill.
4826 (fold_used_pointer): Kill.
4827 (pointer_used_p): Kill.
4828 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
4829 call fold_used_pointer.
4830 (instantiate_parameters_1): Convert the increment
4831 using chrec_convert_rhs instead of chrec_convert.
4832 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
4833 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
4834 instead of PLUS_EXPR.
4835 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
4836 PLUS_EXPR for pointers.
4837 (std_gimplify_va_arg_expr): Likewise.
4838 (fold_builtin_memory_op): Likewise.
4839 (fold_builtin_strstr): Likewise.
4840 (fold_builtin_strchr): Likewise.
4841 (fold_builtin_strrchr): Likewise.
4842 (fold_builtin_strpbrk): Likewise.
4843 (expand_builtin_memory_chk): Likewise.
4844 (fold_builtin_memory_chk): Likewise.
4845 (std_expand_builtin_va_start): Use
4846 sizetype for the call to make_tree and then convert
4847 to the pointer type.
4848 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
4849 instead of PLUS_EXPR for adding to a pointer.
4850 (std_gimplify_va_arg_expr): Use fold_build2 for
4851 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
4852 the operands to sizetype first and then cast the BIT_AND_EXPR
4853 back to the pointer type.
4854 * fold-const.c (build_range_check): Handle pointer types
4856 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
4857 of PLUS_EXPR's. Make sure the offset is converted to
4859 (try_move_mult_to_index): Strip the NOPs from the offset.
4860 Remove code argument and replace all uses with PLUS_EXPR.
4861 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
4862 specially. Don't use a pointer type for MINUS_EXPR.
4863 (fold_unary): Handle for (T1)(X op Y),
4864 only p+ as that is the only as that can be handled for
4865 binary operators now.
4866 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
4868 <case PLUS_EXPR>: Add folding of PTR+INT into
4870 Don't call try_move_mult_to_index.
4871 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
4872 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
4873 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
4874 Don't call try_move_mult_to_index.
4875 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
4876 (tree_expr_nonzero_p): Likewise.
4877 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
4878 of PLUS_EXPR for the complex expression folding.
4879 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
4880 first chrec is a pointer type, then the second should
4881 be sizetype and not the first's type.
4882 For POINTER_PLUS_EXPR, use a different right hand side type.
4883 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4884 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
4885 different right hand side type.
4886 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4887 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
4888 instead of PLUS_EXPR.
4889 When either operand is zero, convert the other operand.
4890 (chrec_apply): Use chrec_convert_rhs
4891 on the argument x instead of chrec_convert.
4892 (reset_evolution_in_loop): For pointer types, the new_evol
4894 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
4895 different right hand side type.
4896 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4897 (chrec_convert_rhs): New function.
4898 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
4899 different right hand side type.
4900 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
4901 * tree-chrec.h (chrec_convert_rhs): New prototype.
4902 (build_polynomial_chrec): For pointer types, the right hand
4903 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
4904 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
4905 Remove subtraction case as it is always addition now.
4906 Make sure the offset is converted to sizetype.
4907 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
4908 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
4909 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
4910 PLUS_EXPR in pointer type.
4911 Handle POINTER_PLUS_EXPR.
4912 (tree_to_aff_combination): Likewise.
4913 (force_expr_to_var_cost): Likewise.
4914 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
4915 instead of PLUS_EXPR for pointers.
4916 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
4917 instead of PLUS_EXPR of pointer types.
4918 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
4920 (check_va_list_escapes): Likewise.
4921 (check_all_va_list_escapes): Likewise.
4922 * dwarf2out.c (loc_descriptor_from_tree_1):
4923 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
4924 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
4925 (string_constant): Likewise.
4926 * tree-ssa-address.c (tree_mem_ref_addr): When adding
4927 the offset to the base, use POINTER_PLUS_EXPR.
4928 (add_to_parts): Convert the index to sizetype.
4929 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
4930 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
4931 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
4932 Offset only holds something for PLUS_EXPR.
4933 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
4935 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
4937 (analyze_accesses_for_modify_stmt): Likewise.
4938 Remove comment about the type being integral type as it is
4940 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
4942 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
4944 Correct the type which the artimentic is done in (is now
4947 * tree-data-ref.c (split_constant_offset): Handle
4949 * tree-affine.c (tree_to_aff_combination): Likewise.
4950 * c-typeck.c (build_unary_op): For pointers create the increment
4951 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
4953 * gimplify.c (gimplify_self_mod_expr): Create a
4954 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4955 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
4956 * tree.def (POINTER_PLUS_EXPR): New tree code.
4957 * tree-predcom.c (ref_at_iteration): If we have a pointer
4958 type do the multiplication in sizetype.
4959 * tree-mudflap.c (mf_xform_derefs_1): Create a
4960 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4961 * tree-ssa-forwprop.c
4962 (forward_propagate_addr_into_variable_array_index):
4963 Don't expect there to be a cast for the index as that
4964 does not exist anymore.
4965 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
4966 instead of PLUS_EXPR.
4967 Don't check for the first operand of the POINTER_PLUS_EXPR
4968 was the index as it cannot be.
4969 Call forward_propagate_addr_into_variable_array_index with
4970 the SSA_NAME instead of the statement.
4971 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
4972 (compare_constant): Likewise.
4973 (copy_constant): Likewise.
4974 (compute_reloc_for_constant): Likewise.
4975 (output_addressed_constants): Likewise.
4976 (initializer_constant_valid_p): Likewise.
4977 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
4978 Convert the MIN/MAX of the inner type to the outer
4979 type before comparing them.
4980 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
4981 POINTER_PLUS_EXPR instead of PLUS_EXPR.
4982 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
4983 of PLUS_EXPR for pointers.
4984 * tree-inline.c (estimate_num_insns_1): Handle
4986 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4987 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
4988 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
4989 instead of PLUS_EXPR for the pointer increment statement.
4990 (vect_update_ivs_after_vectorizer): For pointer types, create
4991 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
4992 MULT_EXPR in sizetype.
4993 (vect_gen_niters_for_prolog_loop): Add a cast when creating
4995 * tree-object-size.c (plus_expr_object_size): Handle
4996 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
4997 code which is trying to figure out which side is a pointer and
4999 (check_for_plus_in_loops_1): Likewise.
5000 (check_for_plus_in_loops): Likewise.
5001 * c-common.c (pointer_int_sum): Create a
5002 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5003 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5004 only POINTER_PLUS_EXPR. Removing all the extra
5005 code which is trying to figure out which side is a pointer and
5007 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5008 PLUS_EXPR and MINUS_EXPR.
5009 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5011 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5012 with make_tree, instead of a pointer type.
5013 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5014 for pointers instead of PLUS_EXPR.
5015 (s390_gimplify_va_arg): Likewise.
5016 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5017 instead of PLUS_EXPR when doing addition on pointer
5018 types. Use sizetype for the second operand.
5019 (spu_gimplify_va_arg_expr): Likewise.
5020 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5021 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5022 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5023 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5024 for the pointer addition and also use size_int/sizetype
5026 (ix86_gimplify_va_arg): Likewise.
5027 Perform BIT_AND_EXPR on sizetype arguments.
5028 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5029 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5030 for the pointer additions and also use size_int for the offsets.
5031 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5032 additions and also use size_int for the offsets. Perform
5033 BIT_AND_EXPR on sizetype arguments.
5034 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5035 POINTER_PLUS_EXPR for pointers and create the
5036 BIT_AND_EXPR in sizetype.
5037 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5038 instead of PLUS_EXPR for pointer addition.
5039 (rs6000_va_start): Likewise.
5040 Also use sizetype for the offset.
5041 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5042 as PLUS_EXPR/MINUS_EXPR.
5043 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5044 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5045 Don't use BIT_AND_EXPR on a pointer type, convert the
5046 expression to sizetype first.
5047 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5049 (mips_gimplify_va_arg_expr): Likewise.
5050 Don't create BIT_AND_EXPR in a pointer type.
5052 2007-06-15 Eric Christopher <echristo@apple.com>
5054 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5055 (x86_64-*-darwin*): Ditto.
5056 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5059 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5061 * doc/extend.texi: Document behavior of __attribute__((aligned))
5064 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5066 * rtlanal.c (note_stores): Improve documentation.
5068 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
5070 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
5071 LOCAL_LABEL_PREFIX): Delete.
5072 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
5073 (bfin_internal_label): Delete.
5075 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
5077 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
5078 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
5079 otherwise define to LIBGCC2_TF_CEXT.
5080 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
5081 (LIBGCC_TF_CEXT): Ditto.
5084 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
5086 PR rtl-optimization/32339
5087 * df-scan.c (df_uses_record): Don't modify flags but just add to
5088 it for df_ref_record.
5090 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5092 * tree-mudflap.c: Fix whitespace issues.
5094 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
5096 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
5098 2007-06-14 Eric Christopher <echristo@apple.com>
5100 * config/i386/sse.md (movdi_to_sse): Rewrite body.
5101 (movv4sf): Use gcc_unreachable instead of abort.
5103 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5106 * config/i386/sfp-machine.h (CMPtype): New define.
5107 (mach stubs): Use CMPtype instead of int as a return type.
5109 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5111 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
5112 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
5113 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
5114 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
5115 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
5116 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
5117 config/soft-fp/soft-fp.h: Update from glibc CVS.
5119 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
5121 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
5123 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5126 * config/v850/v850.c: Include dataflow header file.
5127 (substitute_ep_register): Fix typo.
5129 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5131 * configure.ac: Fix earlier checkin.
5132 * configure: Regenerated.
5134 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5136 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
5137 * aclocal.m4: Regenerate.
5138 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
5139 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
5140 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
5141 * configure: Regenerate.
5142 * Makefile.in (LOOSE_WARN): Subst loose_warn.
5144 * Makefile.in (quickstrap): Build libgcc too.
5146 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5148 * configure.ac: Add --enable-checking=df. Explicitly mention that
5149 the variables are initialized as for "release".
5150 * df-core.c: Use it.
5151 * configure: Regenerate.
5152 * config.in: Regenerate.
5154 2007-06-14 Bob Wilson <bob.wilson@acm.org>
5156 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
5157 validate_replace_rtx instead of replace_rtx.
5158 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
5160 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
5162 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
5163 (DWARF2_UNWIND_INFO): Override default if configured with
5165 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
5166 (ENDFILE_SPEC): Add crtend.o.
5167 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
5168 (ENDFILE_SPEC): Add crtend.o.
5169 (TARGET_USE_JCR_SECTION): Define.
5170 (MD_UNWIND_SUPPORT): Define for 32-bit target.
5172 * config/i386/cygming-crtbegin.c: New file.
5173 * config/i386/cygming-crtend.c: New file.
5175 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
5177 * config/i386/w32-unwind.h: New file.
5179 2007-06-13 Eric Christopher <echristo@apple.com>
5181 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
5182 the user set a value below STACK_BOUNDARY.
5184 2007-06-13 Thiemo Seufer <ths@networkno.de>
5186 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
5187 imply -lpthread for -pthread.
5189 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5191 * basic-block.h: Remove the prototype for
5192 free_basic_block_vars.
5193 * cfglayout.h: Remove the prototype for
5194 insn_locators_initialize.
5195 * tree.h: Remove the prototype for emit_line_note.
5197 * tree-ssa-pre.c (mergephitemp): Remove.
5198 (init_pre): Don't use mergephitemp.
5200 2007-06-13 Eric Christopher <echristo@apple.com>
5202 * config/i386/i386.c (override_options): If we've specified
5203 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
5205 2007-06-13 Bob Wilson <bob.wilson@acm.org>
5207 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
5210 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5212 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
5213 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
5214 (eh_store_handler): New pattern.
5215 (eh_return): Emit it instead of a plain move.
5217 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
5219 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
5220 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
5221 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
5224 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5226 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
5227 (find_next_insn_start, find_load): New functions.
5228 (bfin_reorg): Use them to deal with the fact that parallel insns are
5229 no longer represented as a SEQUENCE.
5231 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5233 * config/sparc/sparc.c (sparc_override_options): Initialize
5236 2007-06-13 Dave Korn <dave.korn@artimi.com>
5238 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
5241 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5243 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
5244 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
5245 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
5246 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
5247 tree-vect-transform.c: Fix comment typos. Follow spelling
5250 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5252 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
5253 to the exit block use set.
5254 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
5255 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
5256 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
5258 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5260 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
5261 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
5262 to indicate an error.
5263 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
5265 (dbg_cnt_process_opt): Print an error on a bad argument.
5266 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
5267 * common.opt (-fdbg-cnt-list): New.
5268 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
5270 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
5272 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
5273 flag on ref-all pointers.
5275 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5278 * expr.c (expand_expr_addr_expr_1): Call expand_expr
5279 for the offset with the modifier as EXPAND_INITIALIZER
5280 if the modifier is EXPAND_INITIALIZER.
5281 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
5282 a register if we had an overflow.
5284 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5286 * real.c (real_isfinite): New.
5287 (real_sqrt): Use it.
5288 * real.h (real_isfinite): New.
5289 * builtins.c: Use it.
5291 2007-06-12 Ian Lance Taylor <iant@google.com>
5292 Daniel Berlin <dberlin@dberlin.org>
5295 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
5296 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
5297 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
5298 (DECL_NO_TBAA_P): Define.
5299 (struct tree_decl_common): Add no_tbaa_flag field.
5300 * tree-ssa-structalias.c (struct variable_info): Add
5301 no_tbaa_pruning field.
5302 (new_var_info): Initialize no_tbaa_pruning field.
5303 (unify_nodes): Copy no_tbaa_pruning field.
5304 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5305 (dump_solution_for_var): Print no_tbaa_pruning flag.
5306 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
5308 (compute_tbaa_pruning): New static function.
5309 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
5310 Call compute_tbaa_pruning.
5311 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
5312 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5313 * gimple-low.c (lower_stmt): Likewise.
5314 * tree-gimple.c (is_gimple_stmt): Likewise.
5315 * tree-ssa-operands.c (get_expr_operands): Likewise.
5316 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5317 * tree-inline.c (estimate_num_insns_1): Likewise.
5318 (copy_result_decl_to_var): Likewise.
5319 * expr.c (expand_expr_real_1): Likewise.
5320 * tree-pretty-print.c (dump_generic_node): Likewise.
5321 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
5322 * omp-low.c (omp_copy_decl_2): Likewise.
5323 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
5324 * doc/c-tree.texi (Expression trees): Document
5325 CHANGE_DYNAMIC_TYPE_EXPR.
5327 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5329 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
5330 with !HONOR_NANS and !HONOR_INFINITIES.
5331 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
5333 2007-06-12 Tristan Gingold <gingold@adacore.com>
5335 * gcov.c: Comments updated.
5336 (source_info): Add file_time field.
5337 (source_index): New variable.
5338 (mutiple_files): New variable.
5339 (generate_results): New function extracted from process_file.
5340 (process_file): Save and restore chain of functions, generate
5341 results and free structures only if not merging results.
5342 (release_structures): File names are now freed in create_file_names
5343 (create_file_names): Free previous file names.
5344 (find_source): File date is now read here and modifications in
5345 source files is checked here.
5346 (read_graph_file): Only reverse order of functions for the current
5348 (make_gcov_file_name): Do not generate long names if input_name is
5350 (output_lines): If merging results do not display graph, data and
5352 Checking source file modification is done in find_source.
5354 * doc/gcov.texi: Append an s to sourcefile.
5356 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
5358 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
5359 (forced_nop): New pattern.
5360 * config/bfin/bfin.c: Include "df.h".
5361 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
5362 (bfin_discover_loop): Use df_get_live_in instead of
5363 global_live_at_start.
5364 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
5365 df_analyze when done.
5366 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
5367 the insns. Use QImode for the final insn in a bundle. Call
5368 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
5370 (reorder_var_tracking_notes): New function.
5371 (bfin_reorg): Pass no argument to split_all_insns. Don't call
5372 update_life_info. Call df_analyze after scheduling and bundle
5373 generation. Call reorder_var_tracking_notes if generating these
5374 notes. Call df_finish_pass at the end.
5376 2007-06-12 Dirk Mueller <dmueller@suse.de>
5378 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
5379 a comparison, not an assignment.
5381 2007-06-12 Olivier Hainque <hainque@adacore.com>
5383 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
5384 Request walking the subtrees only, leaving the current is_lhs/val_only
5386 (convert_non_local_reference): Likewise.
5388 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
5390 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
5392 2007-06-12 Richard Guenther <rguenther@suse.de>
5394 PR tree-optimization/15353
5395 PR tree-optimization/31657
5396 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
5397 * timevar.def: Add TV_TREE_IFCOMBINE.
5398 * tree-pass.h (pass_tree_ifcombine): Declare.
5399 * tree-ssa-ifcombine.c: New file.
5400 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
5401 * tree-flow.h (blocks_in_phiopt_order): Declare.
5402 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
5403 (tree-ssa-ifcombine.o): New dependencies.
5405 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5407 PR rtl-optimization/32293
5408 * combine.c (simplify_if_then_else): Truncate return from
5409 nonzero_bits() to correct mode.
5411 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5413 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
5414 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
5416 2007-06-11 Diego Novillo <dnovillo@google.com>
5418 * Makefile.in (reload1.o-warn): Remove.
5420 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
5422 * combine.c (subst): Use reg_overlap_mentioned_p
5423 instead of comparing register numbers directly.
5425 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5427 * reload1.c (mark_home_live_1): Use the mode parameter.
5429 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5431 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
5432 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
5436 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
5438 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
5440 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5442 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
5443 from integer registers.
5444 (FP mode splitters): Handle TFmode.
5446 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
5448 * tree-ssa-structalias.c (find_what_p_points_to): Return false
5449 for ref-all pointers that point-to anything.
5451 2007-06-11 Joseph Myers <joseph@codesourcery.com>
5453 * config/arm/arm.c (arm_output_dwarf_dtprel,
5454 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
5456 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
5458 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
5459 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
5462 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
5464 * gcc/tree.c (signed_or_unsigned_type_for): New.
5465 (unsigned_type_for): Use signed_or_unsigned_type_for.
5466 (signed_type_for): Use signed_or_unsigned_type_for.
5467 * gcc/tree.h (signed_or_unsigned_type_for): New.
5468 (get_signed_or_unsigned_type): Remove.
5469 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
5470 lang_hooks.types.signed_type
5471 (size_diffop): Likewise.
5472 (all_ones_mask_p): Likewise.
5473 (build_range_check): Likewise.
5474 (fold_cond_expr_with_comparison): Likewise.
5475 (fold_cond_expr_with_comparison): Likewise.
5476 (unextend): Likewise.
5477 (extract_muldiv_1): Likewise.
5478 (fold_single_bit_test_into_sign_test): Likewise.
5479 (fold_binary): Likewise.
5480 (fold_ternary): Likewise.
5481 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
5482 instead of get_signed_or_unsigned_type.
5483 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
5484 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5485 * gcc/expr.c (signed_or_unsigned_type_for): Use
5486 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5487 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5488 (lhd_signed_or_unsigned_type): Remove.
5489 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5490 signed_or_unsigned_type.
5491 (lhd_signed_or_unsigned_type): Remove.
5492 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5493 lang_hooks.types.signed_type.
5494 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5495 c_common_signed_type instead of lang_hooks.types.signed_type.
5496 (c_common_unsigned_type): New.
5497 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5498 (shorten_compare): Use c_common_unsigned_type instead of
5499 c_common_signed_or_unsigned_type.
5500 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5502 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5503 lang_hooks.types.signed_type.
5504 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5505 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5506 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5507 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5508 instead of unsigned_type_for.
5509 * gcc/c-decl.c (groakdeclarator): Likewise.
5510 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5511 * gcc/c-common.h (c_common_unsigned_type): New.
5513 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5516 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5517 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5519 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5522 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5523 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5525 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5526 Sebastian Pop <sebpop@gmail.com>
5528 * lambda-code.c (remove_iv): New.
5529 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5531 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5533 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5534 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5535 * tree-ssa-loop-prefetch.c: Include optabs.h.
5536 (FENCE_FOLLOWING_MOVNT): New macro.
5537 (struct mem_ref): Add independent_p and storent_p fields.
5538 (record_ref): Initalize the new fields.
5539 (gather_memory_references_ref): Return true if the reference
5541 (gather_memory_references): Check whether all memory accesses
5542 in loop were recorded.
5543 (should_issue_prefetch_p): Return false for nontemporal stores.
5544 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5545 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5546 (determine_loop_nest_reuse): Detect independent memory references.
5547 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5548 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5549 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5550 * config/i386/i386.h (x86_mfence): Declare.
5551 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5552 * config/i386/i386.c (x86_mfence): New variable.
5553 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5555 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5556 * optabs.c (init_optabs): Initialize storent_optab.
5557 * optabs.h (enum optab_index): Add OTI_storent.
5558 (storent_optab): Declare.
5559 * genopinit.c (optabs): Add initialization for storent_optab.
5560 * tree.h (MOVE_NONTEMPORAL): New macro.
5561 * expr.c (expand_assignment, store_expr, store_constructor_field,
5562 store_constructor, store_field, expand_expr_real_1): Propagate
5563 nontemporality of the expanded store.
5564 (emit_storent_insn): New function.
5565 * expr.h (expand_assignment, store_expr): Declaration changed.
5566 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5567 to expand_assignment.
5568 * stmt.c (expand_asm_expr): Ditto.
5569 * calls.c (initialize_argument_information): Pass false as
5570 nontemporality to store_expr.
5571 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5574 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5576 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5578 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5580 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5582 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5583 and allow DECL_P here.
5585 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5587 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5588 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5589 track of the size of the expression.
5590 * cfghooks.c (merge_blocks): Remove block from loops structure only
5591 after call of the merge_blocks hook.
5593 2007-06-09 Tom Tromey <tromey@redhat.com>
5595 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5596 (deprecated_state): Removed.
5597 (start_decl): Update.
5598 (enum deprecated_states): Moved earlier.
5599 (groktypename): Update.
5600 (push_parm_decl): Likewise.
5601 (grokfield): Likewise.
5602 (start_function): Likewise.
5604 2007-06-09 Ian Lance Taylor <iant@google.com>
5606 PR tree-optimization/32169
5607 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5608 CONVERT_EXPR, check whether min and max both converted to an
5609 overflow infinity representation.
5611 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5613 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5614 not inserted on the edge.
5616 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5618 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5619 instructions if they are supported.
5620 (__divsi3, __umodsi3, __modsi3): Likewise.
5621 (__ashldi3, __ashrdi3, __lshrdi3): New.
5622 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5624 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5625 Tony Linthicum <tony.linthicum@amd.com>
5627 * doc/invoke.texi: Add fvect-cost-model flag.
5628 * common.opt (fvect-cost-model): New flag.
5629 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5630 cost fields in stmt_vec_info struct for STMT.
5631 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5632 fields in stmt_vec_info struct and access functions for the same.
5633 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5634 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5635 load, store and vector to scalar operation.
5636 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5637 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5638 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5639 (TARG_VEC_STORE_COST): Define cost of vector store.
5640 (vect_estimate_min_profitable_iters): Define new function.
5641 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5642 check to evaluate if loop iterations are less than minimum profitable
5643 iterations determined by cost model or minimum vect loop bound defined
5644 by user, whichever is more conservative.
5645 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5646 run-time check to evaluate if loop iterations are less than minimum
5647 profitable iterations determined by cost model or minimum vect loop
5648 bound defined by user, whichever is more conservative.
5649 (vect_estimate_min_profitable_iterations): New function to estimate
5650 mimimimum iterartions required for vector version of loop to be
5651 profitable over scalar version.
5652 (vect_model_reduction_cost): New function.
5653 (vect_model_induction_cost): New function.
5654 (vect_model_simple_cost): New function.
5655 (vect_cost_strided_group_size): New function.
5656 (vect_model_store_cost): New function.
5657 (vect_model_load_cost): New function.
5658 (vectorizable_reduction): Call vect_model_reduction_cost during
5660 (vectorizable_induction): Call vect_model_induction_cost during
5662 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5663 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5664 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5665 vectorizable_promotion, vectorizable_demotion): Call
5666 vect_model_simple_cost during analysis phase.
5668 2007-06-08 Simon Baldwin <simonb@google.com>
5670 * reg-stack.c (get_true_reg): Readability change. Moved default case
5671 label into direct switch statement scope.
5673 2007-06-08 Simon Baldwin <simonb@google.com>
5675 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5676 in gcc_assert() with '==' comparison.
5678 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5681 TARGET_ABM handling of x86_popcnt variable.
5683 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5685 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5686 __builtin_copysignq and __builtin_infq built-in functions.
5688 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5690 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5691 SSE4.2 section. Correct built-in function names in SSE4A section.
5693 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5695 PR tree-optimization/32243
5696 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5697 for ncopies after ratio check between nunits_out and nunits_in.
5698 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5700 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5702 PR tree-optimization/32224
5703 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5704 vectorization upon a non GIMPLE_MODIFY_STMT.
5706 2007-06-08 Christian Bruel <christian.bruel@st.com>
5709 * config/sh/sh.md (doloop_end): New pattern and splitter.
5710 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5712 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5715 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5717 (verify_dominators): Do not change dominance tree.
5719 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5721 * config/sh/constraints.md: New file.
5722 * config/sh/sh.c: Include tm-constrs.h.
5723 (reg_class_from_letter): Remove.
5724 (prepare_cbranch_operands): Use satisfies_constraint_*
5725 function instead of macro.
5726 (andcosts, broken_move, sh_secondary_reload): Likewise.
5727 * config/sh/predicates.md (trapping_target_operand): Likewise.
5728 (and_operand, arith_operand, arith_reg_or_0_operand,
5729 cmp_operand, logical_operand, target_operand,
5730 ua_address_operand, ua_offset, xor_operand): Likewise.
5731 * config/sh/sh.md: Include constraints.md.
5732 (*movsicc_t_false): Use satisfies_constraint_* function
5734 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5735 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5736 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5737 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5738 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5739 (REG_CLASS_FROM_CONSTRAINT): Remove.
5740 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5741 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5742 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5743 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5744 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5745 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5746 function instead of macro.
5747 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5748 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5749 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5750 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5751 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5752 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5753 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5754 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5755 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5756 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5757 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5758 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5759 EXTRA_CONSTRAINT_STR): Likewise.
5760 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5762 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5764 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5766 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5769 * c-common.h (flag_cpp0x): Replaced by...
5770 (cxx_dialect): ... this new variable specifying the C++ dialect that
5772 * c-common.c (flag_cpp0x): Removed.
5773 (cxx_dialect): Defined.
5774 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5776 * c-opts.c (c_common_post_options): Likewise.
5777 (set_std_cxx98): Set cxx_dialect to cxx98.
5778 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5780 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5781 Hui-May Chang <hm.chang@apple.com>
5783 * doc/invoke.texi (Darwin Options): Update documentation for
5784 -mmacosx-version-min.
5785 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5786 * config/darwin-driver.c: New file.
5787 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5788 * config/t-darwin (darwin-driver.o): New rule.
5790 * config/darwin-c.c (version_as_macro): Ignore low digit.
5792 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5794 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5795 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5796 (CSGNMODE): New mode macro.
5797 (CSGNVMODE): New mode attribute.
5798 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5799 expander using CSGNMODE mode macro. Handle TFmode.
5800 (copysign<mode>3_const): Rename from copysignsf3_const and
5801 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5803 (copysign<mode>3_var): Rename from copysignsf3_var and
5804 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5806 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5807 mode macro. Handle TFmode.
5808 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
5809 (iortf3, *iortf3): Ditto.
5810 (xortf3, *xortf3): Ditto.
5811 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
5812 TFmode and TImode masks.
5813 (ix86_expand_copysign): Expand TFmode copysign insn.
5814 (IX86_BUILTIN_INFQ): New.
5815 (IX86_BUILTIN_FABSQ): Ditto.
5816 (IX86_BUILTIN_COPYSIGNQ): Ditto.
5817 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
5818 [__builtin_fabsq]: Ditto.
5819 [__builtin_copysignq]: Ditto.
5820 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
5821 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
5822 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
5823 ix86_expand_binop_builtin().
5825 2007-06-07 Bob Wilson <bob.wilson@acm.org>
5827 * config/xtensa/lib1funcs.asm: Clean up whitespace.
5829 2007-06-07 Steve Ellcey <sje@cup.hp.com>
5832 * rtl.h (push_to_sequence2): New.
5833 * emit-rtl.c (push_to_sequence2): New.
5834 * function.c (assign_parm_data_all): Add new fields.
5835 (assign_parm_setup_block): Call push_to_sequence2 instead of
5837 (assign_parm_setup_reg): Ditto.
5838 (assign_parm_setup_stack): Ditto.
5839 (assign_parms_unsplit_complex): Ditto.
5840 (assign_parms): Change field name.
5842 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
5844 PR tree-optimization/32220
5845 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
5846 phi node is reached before defining statement.
5848 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5851 * tree-vect-transform.c (vectorizable_call): Call update_stmt
5852 after changing the right hand side of the assignment.
5854 2007-06-06 Eric Christopher <echristo@apple.com>
5856 * config.gcc (i?86-*-darwin*): Remove arch parameter.
5857 (x86_64-*-darwin*): Ditto.
5858 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
5859 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
5861 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5863 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
5865 (add_key): Likewise.
5866 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
5867 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
5869 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
5871 (add_cost_one_coalesce): Likewise.
5872 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
5873 variable names. Rename orig to orig_name for consistency.
5874 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
5876 (cprop_into_successor_phis): Avoid using C++ keywords as variable
5878 (record_equivalences_from_stmt): Likewise.
5879 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
5880 the coding conventions.
5881 (memory_ssa_name_same): Likewise.
5882 (dse_optimize_stmt): Likewise.
5883 (dse_record_phis): Likewise.
5884 (dse_finalize_block): Likewise.
5885 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
5886 keywords as variable names.
5887 (may_move_till): Cast according to the coding conventions.
5888 (force_move_till_expr): Avoid using C++ keywords as variable names.
5889 (force_move_till): Cast according to the coding conventions.
5890 (memref_hash): Likewise.
5891 (memref_eq): Likewise.
5892 (gather_mem_refs_stmt): Likewise.
5893 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
5894 using C++ keywords as variable names.
5895 (idx_find_step): Cast according to the coding conventions.
5896 (idx_record_use): Likewise.
5897 (find_depends): Likewise.
5898 (prepare_decl_rtl): Likewise.
5899 (mbc_entry_hash): Likewise.
5900 (mbc_entry_eq): Likewise.
5901 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
5902 (simplify_replace_tree): Avoid using C++ keywords as variable names.
5903 (idx_infer_loop_bounds): Cast according to the coding conventions.
5904 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
5905 * tree-ssa-math-opts.c (occ_new ): Likwise.
5906 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
5908 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
5910 (add_use_op): Likewise.
5911 (add_vop): Likewise.
5912 (add_vuse_op): Likewise.
5913 (add_vdef_op): Likewise.
5914 (get_expr_operands): Likewise.
5915 (push_stmt_changes): Use type safe memory macros.
5916 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
5917 keywords as variable names.
5918 (conditional_replacement): Likewise.
5919 (minmax_replacement): Likewise.
5920 (abs_replacement): Likewise.
5921 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
5923 (insert_fake_stores): Avoid using C++ keywords as variable names.
5924 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
5926 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
5927 (heapvar_insert): Use type safe memory macros.
5928 (new_var_info): Cast according to the coding conventions.
5929 (new_constraint): Likewise.
5930 (remove_preds_and_fake_succs): Use type safe memory macros.
5931 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
5933 (thread_single_edge): Likewise.
5934 (thread_through_loop_header): Likewise.
5936 2007-06-06 Eric Christopher <echristo@apple.com>
5938 * config/i386/i386.c (override_options): Move handling
5939 of TARGET_SUBTARGET* earlier.
5941 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
5943 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
5946 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
5948 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
5949 emited outside of basic block.
5950 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
5952 * rtl.h (delete_insn_chain): Declaration changed.
5953 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
5955 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
5956 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
5957 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
5958 to delete_insn_chain.
5959 (rtl_verify_flow_info_1): Verify that the insns in header and footer
5960 do not have bb field set.
5961 (rtl_verify_flow_info): Verify that insns between basic blocks do not
5963 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
5964 * cfgcleanup.c (try_optimize_cfg): Ditto.
5966 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
5968 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
5969 (lambda_body_vector_new): Use type safe memory macros.
5970 (lambda_linear_expression_new): Likewise.
5971 (lambda_loopnest_new): Likewise.
5972 (lambda_lattice_new): Likewise.
5973 (replace_uses_equiv_to_x_with_y): Cast according to the coding
5974 conventions. Use type safe memory macros.
5975 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
5976 (lambda_body_vector_s): Likewise.
5977 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
5978 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
5980 2007-06-06 Richard Guenther <rguenther@suse.de>
5982 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
5983 if we need to schedule cfg_cleanup.
5984 (tree_ssa_forward_propagate_single_use_vars): Do so.
5986 2007-06-06 Ian Lance Taylor <iant@google.com>
5988 * fold-const.c (merge_ranges): If range_successor or
5989 range_predecessor fail, just return 0.
5991 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
5993 PR tree-optimization/32216
5994 * tree-vectorizer.c (supportable_widening_operation): Determine
5995 signedness of FIX_TRUNC_EXPR from output operand.
5996 (supportable_narrowing_operation): Ditto.
5997 * tree-vect-generic.c (expand_vector_operations_1): Determine
5998 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6001 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6003 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6004 (struct pta): ...from here. Change flags to unsigned to avoid
6005 excessive casting (as it is used as a bit mask).
6006 (override_options): Add casts according to the coding convenventions.
6007 (x86_64_elf_unique_section): Likewise.
6008 (examine_argument): Avoid using C++ keywords as variable names.
6009 (construct_container): Likewise.
6010 (legitimize_pic_address): Likewise.
6011 (get_dllimport_decl): Cast according to the coding conventions. Use
6012 type safe memory macros.
6013 (legitimize_address): Cast according to the coding conventions.
6014 (emit_i387_cw_initialization): Corrected the type of slot to enum
6016 (ix86_init_machine_status): Use type safe memory macros.
6017 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6018 (bdesc_pcmpistr): Likewise.
6019 (bdesc_crc32): Likewise.
6020 (bdesc_sse_3arg): Likewise.
6021 (bdesc_2arg): Likewise.
6022 (bdesc_1arg): Likewise.
6023 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6024 (ix86_expand_sse_pcmpistr): Likewise.
6025 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6026 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6027 int to match the langhook definition.
6028 (ix86_builtin_conversion): Change the type of code to unsigned init to
6029 match the langhook definition.
6030 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6032 (ix86_preferred_output_reload_class): Likewise.
6033 (ix86_cannot_change_mode_class): Likewise.
6034 (ix86_memory_move_cost): Likewise.
6035 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6036 avoid excessive casting later on.
6037 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6039 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6042 as flags setting insn.
6043 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6045 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6047 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6048 (UNSPEC_ROUND): New.
6049 ("sse4_1_round<mode>2"): New insn pattern.
6050 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6052 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6053 expander using SSEMODEF mode macro. Expand using
6054 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6055 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6056 expander using SSEMODEF mode macro. Expand using
6057 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6058 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6059 expander using SSEMODEF mode macro. Expand using
6060 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6061 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6062 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6063 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6066 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6067 Sebastian Pop <sebpop@gmail.com>
6069 * lambda.h (build_linear_expr): New.
6070 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
6071 Use build_linear_expr, call fold and force_gimple_operand.
6072 (lambda_loopnest_to_gcc_loopnest): Check that there is
6073 something to insert.
6074 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
6076 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
6078 PR preprocessor/23479
6079 * doc/extend.texi: Document the 0b-prefixed binary integer
6082 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6084 PR tree-optimization/32215
6085 * tree-vectorizer.c (supportable_widening_operation): Return false
6086 for unsupported FIX_TRUNC_EXPR tree code.
6087 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
6089 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
6091 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
6092 register on SPE targets. Change documentation to reflect
6094 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6095 Change FIXED_SCRATCH to 14 and document why we're keeping r14
6096 out of the register allocation pool.
6097 (rs6000_reg_live_or_pic_offset_p): New function.
6098 (rs6000_emit_prologue): Move the actual saving of LR up to free
6099 r0 for holding r11. Split saving of SPE 64-bit registers into
6100 its own case. Ensure that offsets will always be in-range for
6101 'evstdd' by using r11 as a scratch register to point at the start
6102 of the SPE save area. Save r11 if necessary, as it is the static
6104 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
6105 into its own case. Ensure that offsets will always be in-range
6106 for 'evldd' by using r11 as a scratch register to point at the
6107 start of the SPE save area. Also adjust r11 when restoring
6108 the stack pointer to compensate for pre-loading r11.
6110 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
6112 * cfg.c (init_flow): Use type safe memory macros.
6113 (alloc_block): Likewise.
6114 (unchecked_make_edge): Likewise.
6115 (dump_flow_info): Avoid using C++ keywords as variable names.
6116 (copy_original_table_clear): Cast according to the coding conventions.
6117 (copy_original_table_set): Likewise.
6118 * cfgexpand (label_rtx_for_bb): Likewise.
6119 (expand_gimple_basic_block): Likewise.
6120 * cfghooks.c (dump_bb): Likewise.
6121 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
6123 (lv_add_condition_to_bb): Likewise.
6124 * cfglayout (relink_block_chain): Cast according to the coding
6126 (fixup_reorder_chain): Likewise.
6127 (fixup_fallthru_exit_predecessor): Likewise.
6128 * cfgloop.c (glb_enum_p): Likewise.
6129 (get_exit_description): Likewise.
6130 (dump_recorded_exit): Likewise.
6131 * cfgloop.h (enum loop_estimation): Move out of struct scope...
6132 (struct loop): ... from here.
6133 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
6135 * cfgrtl.c (rtl_create_basic_block): Likewise.
6136 (rtl_split_block): Likewise.
6137 (rtl_dump_bb): Likewise.
6138 (cfg_layout_split_block): Likewise.
6139 (init_rtl_bb_info): Use typesafe memory macros.
6141 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
6142 * graphds.h: Updated all usages of edge to graph_edge.
6143 * graphds.c: Likewise.
6144 * cfgloopanal.c: Likewise.
6146 2007-06-05 Ian Lance Taylor <iant@google.com>
6148 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
6149 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
6150 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
6152 (test_for_singularity): Likewise.
6154 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6156 * config/i386/constraints.md ("Y2"): Replaced by ...
6158 * config/i386/i386.md: Likewise.
6159 * config/i386/mmx.md: Likewise.
6160 * config/i386/sse.md: Likewise.
6162 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6164 * config/i386/constraints.md ("z"): Replaced by ...
6166 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
6167 (sse4_1_blendvps): Likewise.
6168 (sse4_1_pblendvb): Likewise.
6169 (sse4_2_pcmpestr): Likewise.
6170 (sse4_2_pcmpestrm): Likewise.
6171 (sse4_2_pcmpestr_cconly): Likewise.
6172 (sse4_2_pcmpistr): Likewise.
6173 (sse4_2_pcmpistrm): Likewise.
6174 (sse4_2_pcmpistr_cconly): Likewise.
6176 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
6178 * matrix-reorg.c (transform_access_sites): Fix computation.
6179 (transform_allocation_sites): Same.
6181 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6183 * config/i386/i386.c (override_options): Use
6184 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
6186 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
6189 (nonimm_not_xmm0_operand): Ditto.
6190 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
6191 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
6192 as operand[2] predicate. Require "z" class XMM register for
6193 operand[3]. Adjust asm template.
6194 ("sse4_1_blendvpd"): Ditto.
6195 ("sse4_1_pblendvb"): Ditto.
6196 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
6197 force op2 into xmm0 register for variable blend instructions.
6199 2007-06-04 Tom Tromey <tromey@redhat.com>
6201 * c-tree.h (start_enum): Update.
6202 (build_enumerator): Likewise.
6203 * c-decl.c (enum_next_value): Removed.
6204 (enum_overflow): Likewise.
6205 (start_enum): Add c_enum_contents argument. Don't use globals.
6206 (build_enumerator): Likewise.
6207 * c-tree.h (struct c_enum_contents): New struct.
6209 2007-06-04 Tom Tromey <tromey@redhat.com>
6211 * c-common.c (c_common_get_alias_set): Fix indentation.
6213 2007-06-04 Ian Lance Taylor <iant@google.com>
6215 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
6216 to overflow, reduce overflow infinity to regular infinity.
6217 (vrp_var_may_overflow): New static function.
6218 (vrp_visit_phi_node): Check vrp_var_may_overflow.
6220 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
6222 * stor-layout.c (layout_type): Remove duplicate code.
6224 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
6227 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
6228 before build_common_builtin_nodes ().
6230 2007-06-04 Steve Ellcey <sje@cup.hp.com>
6233 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
6235 2007-06-04 Jan Hubicka <jh@suse.cz>
6237 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
6238 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
6239 instead of _stat version.
6241 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6243 PR tree-optimization/32194
6244 * tree-predcom.c (determine_offset): Check that both references have
6247 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6249 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
6250 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
6251 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6252 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
6253 Add argument to iterate_fix_dominators call.
6254 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
6255 * gcse.c (hoist_code): Change domby to vector.
6256 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
6257 Add argument to iterate_fix_dominators call.
6258 * loop-doloop.c (doloop_modify): Changed recount_dominator to
6259 recompute_dominator.
6260 * lambda-code.c (perfect_nestify): Ditto.
6261 * cfgloopanal.c: Include graphds.h.
6262 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
6263 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
6264 (mark_irreducible_loops): Use graphds_scc. Remove argument from
6266 * graphds.c: New file.
6267 * graphds.h: New file.
6268 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
6269 (get_dominated_by, get_dominated_by_region): Change return type to
6271 (verify_dominators): Recompute all dominators and compare the results.
6272 (recount_dominator): Renamed to ...
6273 (recompute_dominator): ... this. Do not check that the block is
6275 (iterate_fix_dominators): Reimplemented.
6276 (prune_bbs_to_update_dominators, root_of_dom_tree,
6277 determine_dominators_for_sons): New functions.
6278 * et-forest.c (et_root): New function.
6279 * et-forest.h (et_root): Declare.
6280 * Makefile.in (graphds.o): Add.
6281 (cfgloopanal.o): Add graphds.h dependency.
6282 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
6283 * basic-block.h (get_dominated_by, get_dominated_by_region,
6284 iterate_fix_dominators): Declaration changed.
6285 (recount_dominator): Renamed to ...
6286 (recompute_dominator): ... this.
6287 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
6288 (thread_through_all_blocks): Do not free dominance info.
6290 2007-06-03 Andreas Schwab <schwab@suse.de>
6292 * config/m68k/m68k.c (override_options): Don't override
6294 * config/m68k/m68k-modes.def (SF, DF): Define to use
6295 motorola_single_format and motorola_double_format, resp.
6296 * real.c (motorola_single_format): Renamed from
6297 coldfire_single_format.
6298 (motorola_double_format): Renamed from coldfire_double_format.
6299 (encode_ieee_extended): Generate a proper canonical NaN image
6300 respecting canonical_nan_lsbs_set.
6301 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
6303 * real.h: Adjust declarations.
6305 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
6308 * config/sh/sh.md (symGOT_load): Don't schedule insns when
6309 the symbol is generated with the stack protector.
6311 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
6313 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
6314 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6316 * doc/extend.texi (interrupt): Mention m68k.
6318 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
6320 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
6321 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
6322 (ix86_expand_sse_pcmpestr): Do not check operands for
6323 "register_operand", when insn operand predicate is "register_operand".
6324 (ix86_expand_sse_pcmpistr): Ditto.
6326 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
6327 Uros Bizjak <ubizjak@gmail.com>
6329 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
6330 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
6331 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
6332 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
6333 * config/i386/constraints.md ("z"): New register constraint
6334 for members of SSE_FIRST_REG class.
6335 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
6336 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
6337 SSE_FIRST_REG class.
6338 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
6339 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
6340 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
6341 (IX86_BUILTIN_PCMPESTRM128): Likewise.
6342 (IX86_BUILTIN_PCMPESTRA128): Likewise.
6343 (IX86_BUILTIN_PCMPESTRC128): Likewise.
6344 (IX86_BUILTIN_PCMPESTRO128): Likewise.
6345 (IX86_BUILTIN_PCMPESTRS128): Likewise.
6346 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
6347 (IX86_BUILTIN_PCMPISTRI128): Likewise.
6348 (IX86_BUILTIN_PCMPISTRM128): Likewise.
6349 (IX86_BUILTIN_PCMPISTRA128): Likewise.
6350 (IX86_BUILTIN_PCMPISTRC128): Likewise.
6351 (IX86_BUILTIN_PCMPISTRO128): Likewise.
6352 (IX86_BUILTIN_PCMPISTRS128): Likewise.
6353 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
6354 (struct builtin_description): Change "flag" field to unsigned.
6355 (bdesc_pcmpestr): New builtin description table.
6356 (bdesc_pcmpistr): Likewise.
6357 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
6358 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
6359 Initialize pcmp[ei]str[im] insns for SSE4.2.
6360 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
6361 (ix86_expand_sse_pcmpistr): Likewise.
6362 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
6363 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
6364 (UNSPEC_PCMPISTR): Likewise.
6365 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
6366 (sse4_2_pcmpestri):New isns pattern.
6367 (sse4_2_pcmpestrm): Likewise.
6368 (sse4_2_pcmpestr_cconly): Likewise.
6369 (sse4_2_pcmpistr): New insn patern and splitter.
6370 (sse4_2_pcmpistri):New isns pattern.
6371 (sse4_2_pcmpistrm): Likewise.
6372 (sse4_2_pcmpistr_cconly): Likewise.
6373 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
6376 2007-06-01 David Daney <ddaney@avtrex.com>
6378 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
6379 LOADGP_ABSOLUTE and not binds_local_p.
6381 2007-06-01 Geoffrey Keating <geoffk@apple.com>
6383 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
6385 2007-06-01 Ian Lance Taylor <iant@google.com>
6387 * tree-vrp.c (compare_name_with_value): Always set
6388 used_strict_overflow if we get a result from the variable itself.
6390 2007-06-01 Ian Lance Taylor <iant@google.com>
6392 PR rtl-optimization/31455
6393 * lower-subreg.c (find_decomposable_subregs): Don't decompose
6394 subregs which have a cast between modes which are not tieable.
6396 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
6398 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
6399 breaks after return statements.
6401 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
6403 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
6404 only after no_new_pseudos.
6406 2007-05-31 Eric Christopher <echristo@apple.com>
6408 * expr.c (convert_move): Assert that we don't have a BLKmode
6410 (store_expr): Handle BLKmode moves by calling emit_block_move.
6412 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
6414 * c-typeck.c (build_indirect_ref): Include type in error message.
6415 (build_binary_op): Pass types to binary_op_error.
6416 * c-common.c (binary_op_error): Take two type arguments, print out
6418 * c-common.h (binary_op_error): Update prototype.
6420 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6422 * config/i386/i386.c: Correct coments on -mno-sse4.
6424 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6426 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
6427 (x86_64-*-*): Likewise.
6428 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
6429 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
6430 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6431 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
6432 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6433 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6434 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6435 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6436 (OPTION_MASK_ISA_SSE4): Likewise.
6437 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
6438 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6439 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
6440 (override_options): Support SSE4.2.
6441 (ix86_build_const_vector): Support SImode and DImode.
6442 (ix86_build_signbit_mask): Likewise.
6443 (ix86_expand_int_vcond): Support V2DImode.
6444 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
6445 (IX86_BUILTIN_CRC32HI): Likewise.
6446 (IX86_BUILTIN_CRC32SI): Likewise.
6447 (IX86_BUILTIN_CRC32DI): Likewise.
6448 (IX86_BUILTIN_PCMPGTQ): Likewise.
6449 (bdesc_crc32): Likewise.
6450 (bdesc_sse_3arg): Likewise.
6451 (ix86_expand_crc32): Likewise.
6452 (ix86_init_mmx_sse_builtins): Support SSE4.2.
6453 (ix86_expand_builtin): Likewise.
6454 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6455 __SSE4_2__ for -msse4.2.
6456 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
6457 (CRC32MODE): Likewise.
6458 (crc32modesuffix): Likewise.
6459 (crc32modeconstraint): Likewise.
6460 (sse4_2_crc32<mode>): Likewise.
6461 (sse4_2_crc32di): Likewise.
6462 * config/i386/i386.opt (msse4.2): New for SSE4.2.
6464 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
6465 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
6466 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
6467 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
6468 (vcondu<mode>): Likewise.
6469 * doc/extend.texi: Document SSE4.2 built-in functions.
6470 * doc/invoke.texi: Document -msse4.2/-msse4.
6472 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
6474 PR tree-optimization/32160
6475 * tree-predcom.c (predcom_tmp_var): New function. Mark created
6476 variable as gimple reg.
6477 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
6479 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
6481 * gcc.c (main): Don't consider linker options when issuing the
6482 warning about a linker input file not being used.
6484 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6486 * tree-vrp.c (compare_names): Initialize sop.
6488 2007-05-30 Dirk Mueller <dmueller@suse.de>
6490 * cgraphunit.c (cgraph_analyze_function): Remove
6491 computation of inline parameters.
6493 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6495 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6497 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6499 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6500 Add vx-common.h. Include vxworks.h between vx-common.h and
6502 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6504 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6505 (TARGET_ASM_DESTRUCTOR): Likewise.
6506 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6507 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6508 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6509 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6510 (VXWORKS_ENDIAN_SPEC): Define.
6511 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6512 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6513 VXWORKS_* equivalents.
6514 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6515 (ASM_FILE_START): Delete.
6516 (TARGET_VERSION): Reformat.
6517 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6518 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6519 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6520 (FPBIT, DPBIT): Define.
6521 (fp-bit.c, dp-bit.c): New rules.
6522 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6523 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6524 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6525 * config/arm/arm.h: Include vxworks-dummy.h.
6526 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6527 Mark with ATTRIBUTE_UNUSED.
6528 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6529 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6530 make it incompatible with -msingle-pic-base.
6531 (arm_function_ok_for_sibcall): Return false for calls that might
6532 go through a VxWorks PIC PLT entry.
6533 (require_pic_register): New function, split out from...
6534 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6536 (arm_load_pic_register): Handle the VxWorks RTP initialization
6537 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6538 (arm_emit_call_insn): New function.
6539 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6540 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6541 (pic_offset_arm): New pattern.
6542 (call, call_value): Use arm_emit_call_insn.
6543 (call_internal, call_value_internal): New expanders.
6544 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6545 VxWorks unless __PIC__.
6547 2007-05-30 Eric Christopher <echristo@gmail.com>
6549 * genrecog.c: Include regs.h in generated file.
6550 * genemit.c: Ditto. Fix up formatting.
6551 * config/mn10300/constraints.md: New.
6552 * config/mn10300/mn10300.md: Include.
6553 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6554 Fix up for removed macro.
6555 * config/mn10300/predicates.md (call_address_operand): Ditto.
6556 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6557 (CONST_OK_FOR_I): Ditto.
6558 (CONST_OK_FOR_J): Ditto.
6559 (CONST_OK_FOR_K): Ditto.
6560 (CONST_OK_FOR_L): Ditto.
6561 (CONST_OK_FOR_M): Ditto.
6562 (CONST_OK_FOR_N): Ditto.
6563 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6567 (EXTRA_CONSTRAINT): Ditto.
6569 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6571 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6573 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6574 OPTION_MASK_ISA_64BIT.
6575 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6577 2007-05-30 Richard Guenther <rguenther@suse.de>
6580 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6581 types for comparison.
6582 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6583 with original typed arguments.
6584 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6586 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6588 PR tree-optimization/31769
6589 * except.c (duplicate_eh_regions): Clear prev_try if
6590 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6592 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6594 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6595 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6596 bsi of the location where statements should be inserted.
6597 (sink_code_in_bb): Take bsi from statement_sink_location.
6598 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6599 instead of bsi_start.
6600 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6602 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6603 (bsi_move_before): Document inconsistency with bsi_move_after.
6604 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6606 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6608 * config/i386/i386.h (TARGET_ABM): New define.
6609 (TARGET_POPCNT): Ditto.
6610 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6611 New temporary defines to redefine from OPTION_ISA_* defines.
6612 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6613 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6614 (ix86_isa_flags): New extern int declaration.
6615 (TARGET_SUBTARGET_DEFAULT): New define.
6616 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6617 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6618 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6619 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6620 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6621 * config/i386/darwin.h: Change TARGET_64BIT define to
6624 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6625 using existing "ix86_isa_flags" varible.
6626 (m32, m64): Use existing "ix86_isa_flags" variable.
6627 (mmmx, m3dnow): Ditto.
6628 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6629 (mabm): Define as non-negative option using "x86_abm" variable.
6630 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6632 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6633 Rewrite feature test bitmap.
6634 (ix86_isa_flags): New initialized global int varible.
6635 (ix86_isa_flags_explicit): New static int variable.
6636 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6637 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6638 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6639 target_flags_explicit.
6640 (override_options): Remove "target_enable" and "target_disable" fields
6641 from "struct ptt". Update processor_target_table accordingly. Remove
6642 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6643 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6644 "target_flags" and "ix86_isa_flags_explicit" instead of
6645 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6646 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6647 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6648 to true when either of PTA_POPCNT or PTA_ABM is set in
6649 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6650 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6651 processor_alias_table flags entry. Remove handling of
6652 "target_enable" and "target_disable" fields of processor_target_table.
6653 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6654 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6655 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6656 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6657 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6659 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6661 2007-05-29 David Daney <ddaney@avtrex.com>
6664 * config/mips/mips.c (mips_output_mi_thunk): Emit
6665 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6667 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6668 * config/i386/i386.c (ix86_function_regparm): Added checking of
6669 ix86_force_align_arg_pointer to determine the number of
6670 register parameters.
6672 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6674 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6675 (SET_DR_MISALIGNMENT): New.
6676 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6677 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6678 Use SET_DR_MISALIGNMENT.
6679 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6681 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6682 find_loop_nest): Export.
6683 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6684 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6685 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6686 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6688 (struct mem_ref): Add field reuse_distance.
6689 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6690 Initialize reuse_distance field.
6691 (issue_prefetch_ref): Select temporality of prefetch according to
6693 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6694 self_reuse_distance, determine_loop_nest_reuse): New functions.
6695 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6696 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6697 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6700 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6702 * tree-ssa-alias.c: Add aliasing overview.
6704 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6705 Danny Smith <dannysmith@users.sourceforge.net>
6708 * config/i386/t-crtfm: Compile crtfastmath.o with
6709 -minline-all-stringops.
6710 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6711 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6713 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6715 * doc/md.texi: Document constraints on HP PA-RISC.
6717 * pa/constraints.md: New file.
6718 * pa.md: Include constraints.md.
6719 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6720 (integer_store_memory_operand, ldil_cint_p): New functions.
6721 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6722 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6723 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6724 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6725 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6727 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6730 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6731 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6732 case POSTDECREMENT_EXPR>): Return the error_mark_node
6733 if either the real or imaginary parts would an
6736 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6738 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6739 name when we remove it from a call.
6741 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6743 * targhooks.c (default_narrow_bitfield): Remove.
6744 * targhooks.h: Remove the prototype for
6745 default_narrow_bitfield.
6747 * langhooks-def.h: Remove the prototype for
6748 hook_get_alias_set_0.
6749 * langhooks.c (hook_get_alias_set_0): Remove.
6751 * global.c (EXECUTE_IF_CONFLICT): Remove.
6753 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6756 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6757 return true when truth_value_p is true and the type
6760 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6762 * doc/install.texi (Prerequisites): We no longer require Autoconf
6763 2.13 for the top-level.
6765 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6767 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6768 memory access via x86_expand_vector_move_misalign() only for
6769 TImode values on 32-bit targets.
6771 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6773 * matrix-reorg.c: New file. Implement matrix flattening and
6774 transposing optimization.
6775 * tree-pass.h: Add matrix reorg pass.
6776 * common.opt: Add fipa-mreorg flag.
6777 * Makefile.in: Add matrix-reorg.c.
6778 * passes.c: Add matrix reorg pass.
6779 * varpool.c (add_new_static_var): New function.
6780 * cgraph.h (add_new_static_var): Declare.
6782 2007-05-27 Eric Christopher <echristo@apple.com>
6784 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6785 sp_offset depending on stack size. Save r12 depending
6786 on registers we're saving later.
6787 (rs6000_emit_epilogue): Update sp_offset depending only
6790 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6792 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6793 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6794 * ifcvt.c (if_convert): Ditto.
6795 * tree-ssa-threadupdate.c (thread_block): Ditto.
6796 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6797 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6798 verify_loop_closed_ssa): Check number_of_loops instead of
6800 * predict.c (tree_estimate_probability): Ditto.
6801 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6802 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6803 * modulo-sched.c (sms_schedule): Ditto.
6804 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6805 (scev_finalize): Do not do anything if scev analysis was not
6807 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6808 current_loops == NULL.
6809 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
6810 * loop-init.c (loop_optimizer_init): Do not free current_loops when
6812 (loop_optimizer_finalize): Assert that loops were analyzed.
6813 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
6814 rtl_doloop): Check number_of_loops instead of current_loops.
6815 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
6816 current_loops == NULL.
6817 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
6818 gate_tree_vectorize tree_linear_transform, check_data_deps,
6819 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
6820 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
6821 Check number_of_loops instead of current_loops.
6822 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
6823 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
6824 free loops if available.
6825 (execute_pre): Do not pass do_fre to fini_pre.
6827 2007-05-27 Tobias Burnus <burnus@net-b.de>
6830 * real.c (mpfr_from_real): Fix sign of -Inf.
6832 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
6834 * tree-vect-transform.c (vectorizable_conversion): Initialize
6835 tree_code variables to ERROR_MARK.
6836 (vectorizable_type_demotion): Likewise.
6837 (vectorizable_type_promotion): Likewise.
6839 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6842 * config/i386/i386.md (movti): Handle push operands via
6845 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6847 * basic-block.h: Remove the prototype for merge_seq_blocks.
6848 * cfgcleanup.c (merge_seq_blocks): Remove.
6850 * tree-flow.h: Remove the prototype for is_aliased_with.
6851 * tree-ssa-alias.c (is_aliased_with): Remove.
6853 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
6855 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
6857 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
6859 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
6860 ix86_expand_sse4_unpack if SSE4.1 is enabled.
6861 (vec_unpacks_hi_v16qi): Likewise.
6862 (vec_unpacku_lo_v16qi): Likewise.
6863 (vec_unpacks_lo_v16qi): Likewise.
6864 (vec_unpacku_hi_v8hi): Likewise.
6865 (vec_unpacks_hi_v8hi): Likewise.
6866 (vec_unpacku_lo_v8hi): Likewise.
6867 (vec_unpacks_lo_v8hi): Likewise.
6868 (vec_unpacku_hi_v4si): Likewise.
6869 (vec_unpacks_hi_v4si): Likewise.
6870 (vec_unpacku_lo_v4si): Likewise.
6871 (vec_unpacks_lo_v4si): Likewise.
6873 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
6875 * c-typeck.c, config/arm/arm.c, config/darwin.c,
6876 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
6877 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
6878 follow spelling conventions in various
6879 warning/error/diagnostic messages.
6881 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
6882 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
6883 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
6884 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
6885 tree-vrp.c: Fix comment typos. Follow spelling conventions.
6886 * doc/tm.texi: Follow spelling conventions.
6888 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6891 * tree-ssa-forwprop.c
6892 (forward_propagate_addr_into_variable_array_index): Remove
6893 the lhs argument. Use the type of def_rhs instead of lhs.
6894 (forward_propagate_addr_expr_1): Update use of
6895 forward_propagate_addr_into_variable_array_index.
6897 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
6898 Nigel Stephens <nigel@mips.com>
6900 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
6901 function attributes, "far" being an alias for "long_call".
6902 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
6903 (mips_near_type_p, mips_far_type_p): New.
6904 (mips_comp_type_attributes): New function to check that attributes
6905 attached to a function type are compatible.
6906 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
6907 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
6908 to the target function of the thunk.
6909 (mips_encode_section_info): Check for "near" and "far" function
6910 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
6912 * config/mips/predicates.md (const_call_insn_operand): Test only
6913 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
6915 * doc/extend.texi (Function Attributes): Document MIPS "near" and
6918 * testsuite/gcc.target/mips/near-far-1.c: New test case.
6919 * testsuite/gcc.target/mips/near-far-2.c: New test case.
6920 * testsuite/gcc.target/mips/near-far-3.c: New test case.
6921 * testsuite/gcc.target/mips/near-far-4.c: New test case.
6923 2007-05-25 Eric Christopher <echristo@apple.com>
6925 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
6926 to x86-darwin configurations.
6927 * config/i386/t-darwin: Add softfp support.
6928 * config/i386/t-darwin64: Ditto.
6929 * config/i386/sfp-machine.h: If mach then don't use
6930 aliasing, emit a stub to call.
6932 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
6934 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
6935 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
6936 tree-predcom.c, tree-ssa-alias-warnings.c,
6937 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
6938 comment typos. Follow spelling conventions.
6939 * doc/cpp.texi, doc/invoke.texi: Fix typos.
6941 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
6944 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
6945 constants into memory. Expand unaligned memory references for
6946 SSE modes via x86_expand_vector_move_misalign() function.
6948 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
6950 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
6951 "memory" attribute for "sseishft" type insn without operands[2].
6953 2007-05-25 Dirk Mueller <dmueller@suse.de>
6954 Marcus Meissner <meissner@suse.de>
6956 * doc/extend.texi (alloc_size): New attribute.
6957 * c-common.c (handle_alloc_size_attribute): New.
6958 * tree-object-size.c (alloc_object_size): Use alloc_size
6959 attribute, if available.
6961 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6963 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
6965 (__builtin_ia32_vec_ext_v2di): Likewise.
6966 (__builtin_ia32_vec_ext_v4si): Likewise.
6967 (__builtin_ia32_vec_ext_v8hi): Likewise.
6968 (__builtin_ia32_vec_ext_v16qi): Likewise.
6969 (__builtin_ia32_vec_set_v8hi): Likewise.
6971 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
6973 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
6975 2007-05-25 Richard Sandiford <richard@codesourcery.com>
6977 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
6978 (arm_is_longcall_p): Rename to...
6979 (arm_is_long_call_p): ...this. Take a single tree argument and
6981 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
6982 (CUMULATIVE_ARGS): Remove call_cookie.
6983 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
6984 (ENCODED_LONG_CALL_ATTR_P): Delete.
6985 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
6986 LONG_CALL_FLAG_CHAR cases.
6987 (ARM_DECLARE_FUNCTION_SIZE): Delete.
6988 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
6989 ARM_DECLARE_FUNCTION_SIZE.
6990 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
6991 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
6992 (arm_encode_call_attribute, current_file_function_operand): Delete.
6993 (arm_function_in_section_p): New function.
6994 (arm_is_longcall_p): Rename to...
6995 (arm_is_long_call_p): ...this. Take the target function as a single
6996 argument and return a bool. Do not rely on call cookies. Check
6997 whether the target symbol is in the same section as the current
6998 function, not just the same compilation unit.
6999 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7000 (arm_encode_section_info): Don't encode a call type.
7001 * config/arm/arm.md (call, call_value): Update calls to
7002 arm_is_long(_)call_p. Simplify logic.
7003 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7004 Update calls to arm_is_long(_)call_p.
7006 2007-05-25 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/31982
7009 * tree-ssa-forwprop.c
7010 (forward_propagate_addr_into_variable_array_index): Handle arrays
7011 with element size one.
7013 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7015 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7016 (umulsi3_highpart): Likewise.
7018 2007-05-24 Ian Lance Taylor <iant@google.com>
7020 PR rtl-optimization/32069
7021 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7024 2007-05-24 Ollie Wild <aaw@google.com>
7026 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7029 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7031 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7032 (oprs_unchanged_p): Use it to check all registers in a REG.
7033 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7034 (reg_set_between_after_reload_p): Delete.
7035 (reg_used_between_after_reload_p): Likewise.
7036 (reg_set_or_used_since_bb_start): Likewise.
7037 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7038 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7039 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7040 * rtlanal.c (reg_set_p): Check whether REG overlaps
7041 regs_invalidated_by_call, rather than just checking the
7042 membership of REGNO (REG).
7044 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7046 * doc/passes.texi: Document predictive commoning.
7047 * doc/invoke.texi (-fpredictive-commoning): Document.
7048 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7049 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7050 adding indices to the generated name.
7051 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7052 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7053 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7054 (op_symbol_code): ... and exported.
7055 (dump_omp_clause, op_symbol): Use op_symbol_code
7056 instead of op_symbol_1.
7057 * tree-pass.h (pass_predcom): Declare.
7058 * timevar.def (TV_PREDCOM): New timevar.
7059 * tree-ssa-loop.c (run_tree_predictive_commoning,
7060 gate_tree_predictive_commoning, pass_predcom): New.
7061 * tree-data-ref.c (find_data_references_in_loop): Find the
7062 references in dominance order.
7063 (canonicalize_base_object_address): Ensure that the result has
7065 (dr_analyze_innermost): Export.
7066 (create_data_ref): Code to fail for references with invariant
7068 (find_data_references_in_stmt): ... here.
7069 * tree-data-ref.h (dr_analyze_innermost): Declare.
7070 * tree-affine.c: Include tree-gimple.h and hashtab.h.
7071 (aff_combination_find_elt, name_expansion_hash,
7072 name_expansion_eq, tree_to_aff_combination_expand,
7073 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
7075 * tree-affine.h (aff_combination_constant_multiple_p,
7076 tree_to_aff_combination_expand): Declare.
7077 * tree-predcom.c: New file.
7078 * common.opt (fpredictive-commoning): New option.
7079 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
7080 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
7081 * Makefile.in (tree-predcom.o): Add.
7082 (tree-affine.o): Add TREE_GIMPLE_H dependency.
7083 * passes.c (init_optimization_passes): Add dceloop after
7084 copy propagation in loop optimizer. Add predictive commoning
7085 to loop optimizer passes.
7087 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7089 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
7092 2007-05-24 Jan Hubicka <jh@suse.cz>
7094 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
7096 (genheader): Include statistics.h.
7098 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
7100 * print-rtl.c (flag_dump_unnumbered): Update comments.
7101 (print_rtl): Fix my previous change.
7102 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
7105 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7108 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
7110 (thread_through_all_blocks): Call initialize_original_copy_tables
7111 and free_original_copy_tables.
7112 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
7114 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7115 * cfghooks.c (duplicate_block): Use get_loop_copy.
7116 * cfg.c: Include cfgloop.h.
7117 (loop_copy): New hash table.
7118 (initialize_original_copy_tables): Initialize loop_copy table.
7119 (free_original_copy_tables): Free loop_copy table.
7120 (copy_original_table_clear, copy_original_table_set,
7121 set_loop_copy, get_loop_copy): New functions.
7122 (set_bb_original, set_bb_copy): Use copy_original_table_set.
7123 * cfgloop.h (struct loop): Remove copy field.
7124 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
7125 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
7127 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7129 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
7130 -msse/-msse2/-msse3.
7132 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7134 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
7135 __builtin_ia32_vec_set_v2di with MASK_64BIT.
7137 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
7140 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
7141 * targhooks.h (default_mangle_decl_assembler_name): Declare
7143 * targhooks.c (default_mangle_decl_assembler_name): Define
7145 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
7147 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
7148 * langhooks.c (lhd_set_decl_assembler_name): Call
7149 targetm.mangle_decl_assembler_name for names with global scope.
7151 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
7153 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
7154 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
7156 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7157 New. Factored out of i386_pe_encode_section_info.
7158 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
7159 Move check for prior decoration of stdcall
7160 symbols to i386_pe_encode_section_info.
7161 (i386_pe_encode_section_info): Adjust call to
7162 gen_stdcall_or_fastcall_suffix. Use
7163 i386_pe_maybe_mangle_decl_assembler_name, if needed.
7164 (i386_pe_mangle_decl_assembler_name): New. Wrap
7165 i386_pe_maybe_mangle_decl_assembler_name.
7167 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7169 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
7170 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
7171 * langhooks.c (get_signed_or_unsigned_type): Don't check for
7172 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7173 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
7176 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
7177 Nigel Stephens <nigel@mips.com>
7178 Richard Sandiford <richard@codesourcery.com>
7180 Fix up MIPS16 hard float and add support for complex.
7182 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
7183 (TARGET_SOFT_FLOAT_ABI): New.
7184 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
7185 __mips_soft_float to reflect the ABI in use, not whether the
7186 FPU is directly accessible (e.g., in MIPS16 mode).
7187 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
7188 (UNITS_PER_FPVALUE): Likewise.
7190 * config/mips/mips.c (mips_expand_call): Remove redundant
7191 TARGET_MIPS16 check.
7192 (mips_arg_regno): New.
7193 (function_arg_advance): When setting bits in cum->fp_code for
7194 MIPS16, don't subtract 1 from cum->arg_number, since it is now
7196 (function_arg): Use mips_arg_regno.
7197 (mips_return_mode_in_fpr_p): New.
7198 (mips16_call_stub_mode_suffix): New.
7199 (mips16_cfun_returns_in_fpr_p): New.
7200 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
7201 (mips_output_function_prologue): Test mips16_hard_float, not
7202 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
7203 (mips_expand_epilogue): Call MIPS16 helper routines to copy
7204 return value into a floating-point register.
7205 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
7206 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
7207 (mips16_fp_args): Handle MIPS32r2 ISA which supports
7208 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
7209 word of double arguments from or to the high bits of 64-bit
7210 floating point registers.
7211 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
7212 (mips16_fpret_double): New helper function.
7213 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
7214 support for complex modes. Fill in DECL_RESULT for stubdecl.
7215 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
7217 * config/mips/mips16.S
7218 (RET, ARG1, ARG2): New.
7219 (MERGE_GPRf, MERGE_GPRt): New.
7220 (DELAYt, DELAYf): New.
7221 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
7222 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
7223 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
7224 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
7225 (SFOP): Renamed to...
7226 (OPSF3): This, and macro-ified. Updated all uses.
7227 (SFOP2): Renamed to...
7228 (OPSF2): This, and macro-ified. Updated all uses.
7229 (SFCMP): Renamed to...
7230 (CMPSF): This, and macro-ified. Updated all uses.
7231 (SFREVCMP): Renamed to...
7232 (REVCMPSF): This, and macro-ified. Updated all uses.
7233 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
7234 (LDDBL1, LDDBL2, RETDBL): Deleted.
7235 (DFOP): Renamed to...
7236 (OPDF3): This, and macro-ified. Updated all uses.
7237 (DFOP2): Renamed to...
7238 (OPDF2): This, and macro-ified. Updated all uses.
7239 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
7240 (DFCMP): Renamed to...
7241 (CMPDF): This, and macro-ified. Updated all uses.
7242 (DFREVCMP): Renamed to...
7243 (REVCMPDF): This, and macro-ified. Updated all uses.
7244 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
7245 (RET_FUNCTION): New.
7246 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
7247 (__mips16_ret_sc, __mips16_ret_dc): New.
7248 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
7249 STUB_ARGS_6, STUB_ARGS_10): New.
7250 (CALL_STUB_NO_RET): New.
7251 (__mips16_call_stub_1): Macro-ified.
7252 (__mips16_call_stub_5): Macro-ified.
7253 (__mips16_call_stub_2): Macro-ified.
7254 (__mips16_call_stub_6): Macro-ified.
7255 (__mips16_call_stub_9): Macro-ified.
7256 (__mips16_call_stub_10): Macro-ified.
7257 (CALL_STUB_RET): New.
7258 (__mips16_call_stub_sf_0): Macro-ified.
7259 (__mips16_call_stub_sf_1): Macro-ified.
7260 (__mips16_call_stub_sf_5): Macro-ified.
7261 (__mips16_call_stub_sf_2): Macro-ified.
7262 (__mips16_call_stub_sf_6): Macro-ified.
7263 (__mips16_call_stub_sf_9): Macro-ified.
7264 (__mips16_call_stub_sf_10): Macro-ified.
7265 (__mips16_call_stub_df_0): Macro-ified.
7266 (__mips16_call_stub_df_1): Macro-ified.
7267 (__mips16_call_stub_df_5): Macro-ified.
7268 (__mips16_call_stub_df_2): Macro-ified.
7269 (__mips16_call_stub_df_6): Macro-ified.
7270 (__mips16_call_stub_df_9): Macro-ified.
7271 (__mips16_call_stub_df_10): Macro-ified.
7272 (__mips16_call_stub_sc_0): New.
7273 (__mips16_call_stub_sc_1): New.
7274 (__mips16_call_stub_sc_5): New.
7275 (__mips16_call_stub_sc_2): New.
7276 (__mips16_call_stub_sc_6): New.
7277 (__mips16_call_stub_sc_9): New.
7278 (__mips16_call_stub_sc_10): New.
7279 (__mips16_call_stub_dc_0): New.
7280 (__mips16_call_stub_dc_1): New.
7281 (__mips16_call_stub_dc_5): New.
7282 (__mips16_call_stub_dc_2): New.
7283 (__mips16_call_stub_dc_6): New.
7284 (__mips16_call_stub_dc_9): New.
7285 (__mips16_call_stub_dc_10): New.
7287 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
7288 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
7289 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
7291 2007-05-23 Ian Lance Taylor <iant@google.com>
7293 * doc/invoke.texi (Invoking GCC): Document that the order of the
7296 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
7299 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
7300 * config/score/predicate.md (const_pow2, const_npow2): Remove.
7301 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
7305 * config/score/score.c (score_print_operand): Make sure that only
7306 lower bits are used.
7308 2007-05-22 Ian Lance Taylor <iant@google.com>
7310 * tree-vrp.c (avoid_overflow_infinity): New static function,
7311 broken out of set_value_range_to_value.
7312 (set_value_range_to_value): Call avoid_overflow_infinity.
7313 (extract_range_from_assert): Likewise.
7315 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7318 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
7319 change the type before looking for a COMPOUND_EXPR.
7321 2007-05-22 Ian Lance Taylor <iant@google.com>
7323 * lower-subreg.c (decompose_multiword_subregs): If we change an
7324 insn, call remove_retval_note on it.
7326 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7328 * regs.h (end_hard_regno): New function.
7329 (END_HARD_REGNO, END_REGNO): New macros.
7330 (add_to_hard_reg_set): New function.
7331 (remove_from_hard_reg_set): Likewise.
7332 (in_hard_reg_set_p): Likewise.
7333 (overlaps_hard_reg_set_p): Likewise.
7334 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
7335 (note_btr_set): Use END_HARD_REGNO.
7336 * caller-save.c (setup_save_areas): Use end_hard_regno.
7337 (mark_set_regs): Use END_HARD_REGNO.
7338 (add_stored_regs): Use end_hard_regno.
7339 (mark_referenced_regs): Use add_to_hard_reg_set.
7340 * combine.c (update_table_tick): Use END_REGNO.
7341 (record_value_for_reg): Likewise.
7342 (record_dead_and_set_regs): Likewise.
7343 (get_last_value_validate): Likewise.
7344 (use_crosses_set_p): Likewise.
7345 (reg_dead_at_p_1): Likewise.
7346 (reg_dead_at_p): Likewise.
7347 (mark_used_regs_combine): Use add_to_hard_reg_set.
7348 (move_deaths): Use END_HARD_REGNO.
7349 (reg_bitfield_target_p): Use end_hard_regno.
7350 (distribute_notes): Use END_HARD_REGNO.
7351 * cse.c (mention_regs): Use END_REGNO.
7352 (insert): Use add_to_hard_reg_set.
7353 (invalidate): Use END_HARD_REGNO.
7354 (invalidate_for_call): Likewise.
7355 (exp_equiv_p): Use END_REGNO.
7356 (cse_insn): Likewise.
7357 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
7358 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
7359 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
7360 * function.c (keep_stack_depressed): Use end_hard_regno.
7361 * global.c (global_alloc): Use end_hard_regno.
7362 (global_conflicts): Use add_to_hard_reg_set instead of
7364 (find_reg): Likewise.
7365 (mark_reg_store): Likewise.
7366 (mark_reg_conflicts): Likewise.
7367 (mark_reg_death): Use remove_from_hard_reg_set.
7368 (mark_reg_live_nc): Delete.
7369 (set_preference): Use end_hard_regno.
7370 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
7371 remove_from_hard_reg_set.
7372 (post_mark_life): Use add_to_hard_reg_set.
7373 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
7374 (reg_becomes_live): Use add_to_hard_reg_set.
7375 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
7376 (peep2_find_free_register): Use add_to_hard_reg_set.
7377 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
7378 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
7379 * regrename.c (note_sets): Use add_to_hard_reg_set.
7380 (clear_dead_regs): Use remove_from_hard_reg_set.
7381 (regrename_optimize): Use add_to_hard_reg_set.
7382 (find_oldest_value_reg): Use in_hard_reg_set_p.
7383 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
7384 (hard_reg_set_here_p): Use end_hard_regno.
7385 (decompose): Likewise.
7386 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
7387 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
7388 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
7389 (mark_home_live): Use end_hard_regno.
7390 (spill_hard_reg): Likewise.
7391 (clear_reload_reg_in_use): Likewise.
7392 * reorg.c (delete_prior_computation): Use END_REGNO.
7393 * resource.c (update_live_status): Use END_HARD_REGNO.
7394 (mark_referenced_resources): Use add_to_hard_reg_set.
7395 (mark_set_resources): Likewise.
7396 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
7397 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
7398 (reg_overlap_mentioned_p): Likewise.
7399 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
7400 (covers_regno_no_parallel_p): Use END_REGNO.
7401 (find_regno_note): Likewise.
7402 (find_reg_fusage): Use END_HARD_REGNO.
7403 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
7404 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
7406 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7408 * mode-switching.c (reg_dies): Change type of second argument to
7410 (optimize_mode_switching): Update accordingly.
7412 2007-05-22 Richard Sandiford <richard@codesourcery.com>
7414 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
7416 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
7417 (hard_reg_set_empty_p): ...these new functions.
7418 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
7419 GO_IF_HARD_REG_SUBSET.
7420 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
7421 instead of GO_IF_HARD_REG_EQUAL.
7422 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
7423 instead of GO_IF_HARD_REG_EQUAL.
7424 * global.c (find_reg): Use hard_reg_set_empty_p instead of
7425 GO_IF_HARD_REG_SUBSET.
7426 (modify_reg_pav): Use hard_reg_set_empty_p instead of
7427 GO_IF_HARD_REG_EQUAL.
7428 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
7429 of GO_IF_HARD_REG_SUBSET.
7430 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
7431 instead of GO_IF_HARD_REG_EQUAL.
7432 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
7433 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
7434 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
7435 of GO_IF_HARD_REG_SUBSET,
7436 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
7437 GO_IF_HARD_REG_SUBSET.
7438 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
7439 instead of GO_IF_HARD_REG_EQUAL.
7440 * config/sh/sh.c (push_regs, calc_live_regs): Use
7441 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
7442 (hard_regs_intersect_p): Delete.
7444 2007-05-22 Janis Johnson <janis187@us.ibm.com>
7446 * doc/sourcebuild.texi (Test Directives) Add dg-message.
7448 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
7449 Richard Henderson <rth@redhat.com>
7451 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
7453 (x86_64-*-*): Likewise.
7455 * i386/i386-modes.def (V2QI): New.
7457 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
7459 (override_options): Support SSE4.1.
7460 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
7461 (IX86_BUILTIN_BLENDPS): Likewise.
7462 (IX86_BUILTIN_BLENDVPD): Likewise.
7463 (IX86_BUILTIN_BLENDVPS): Likewise.
7464 (IX86_BUILTIN_PBLENDVB128): Likewise.
7465 (IX86_BUILTIN_PBLENDW128): Likewise.
7466 (IX86_BUILTIN_DPPD): Likewise.
7467 (IX86_BUILTIN_DPPS): Likewise.
7468 (IX86_BUILTIN_INSERTPS128): Likewise.
7469 (IX86_BUILTIN_MOVNTDQA): Likewise.
7470 (IX86_BUILTIN_MPSADBW128): Likewise.
7471 (IX86_BUILTIN_PACKUSDW128): Likewise.
7472 (IX86_BUILTIN_PCMPEQQ): Likewise.
7473 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
7474 (IX86_BUILTIN_PMAXSB128): Likewise.
7475 (IX86_BUILTIN_PMAXSD128): Likewise.
7476 (IX86_BUILTIN_PMAXUD128): Likewise.
7477 (IX86_BUILTIN_PMAXUW128): Likewise.
7478 (IX86_BUILTIN_PMINSB128): Likewise.
7479 (IX86_BUILTIN_PMINSD128): Likewise.
7480 (IX86_BUILTIN_PMINUD128): Likewise.
7481 (IX86_BUILTIN_PMINUW128): Likewise.
7482 (IX86_BUILTIN_PMOVSXBW128): Likewise.
7483 (IX86_BUILTIN_PMOVSXBD128): Likewise.
7484 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7485 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7486 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7487 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7488 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7489 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7490 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7491 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7492 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7493 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7494 (IX86_BUILTIN_PMULDQ128): Likewise.
7495 (IX86_BUILTIN_PMULLD128): Likewise.
7496 (IX86_BUILTIN_ROUNDPD): Likewise.
7497 (IX86_BUILTIN_ROUNDPS): Likewise.
7498 (IX86_BUILTIN_ROUNDSD): Likewise.
7499 (IX86_BUILTIN_ROUNDSS): Likewise.
7500 (IX86_BUILTIN_PTESTZ): Likewise.
7501 (IX86_BUILTIN_PTESTC): Likewise.
7502 (IX86_BUILTIN_PTESTNZC): Likewise.
7503 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7504 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7505 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7506 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7507 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7509 (bdesc_sse_3arg): Likewise.
7510 (bdesc_2arg): Likewise.
7511 (bdesc_1arg): Likewise.
7512 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7514 (ix86_expand_sse_4_operands_builtin): New.
7515 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7516 smaller than 8 bits as the 2nd arg.
7517 (ix86_expand_sse_ptest): New.
7518 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7519 (ix86_expand_vector_set): Support SSE4.1.
7520 (ix86_expand_vector_extract): Likewise.
7522 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7523 __SSE4_1__ for -msse4.1.
7525 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7526 (UNSPEC_INSERTPS): Likewise.
7527 (UNSPEC_DP): Likewise.
7528 (UNSPEC_MOVNTDQA): Likewise.
7529 (UNSPEC_MPSADBW): Likewise.
7530 (UNSPEC_PHMINPOSUW): Likewise.
7531 (UNSPEC_PTEST): Likewise.
7532 (UNSPEC_ROUNDP): Likewise.
7533 (UNSPEC_ROUNDS): Likewise.
7535 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7537 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7538 (const_pow2_1_to_32768_operand): Likewise.
7540 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7543 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7545 (sse4_1_insertps): Likewise.
7546 (*sse4_1_extractps): Likewise.
7547 (sse4_1_ptest): Likewise.
7548 (sse4_1_mulv2siv2di3): Likewise.
7549 (*sse4_1_mulv4si3): Likewise.
7550 (*sse4_1_smax<mode>3): Likewise.
7551 (*sse4_1_umax<mode>3): Likewise.
7552 (*sse4_1_smin<mode>3): Likewise.
7553 (*sse4_1_umin<mode>3): Likewise.
7554 (sse4_1_eqv2di3): Likewise.
7555 (*sse4_1_pinsrb): Likewise.
7556 (*sse4_1_pinsrd): Likewise.
7557 (*sse4_1_pinsrq): Likewise.
7558 (*sse4_1_pextrb): Likewise.
7559 (*sse4_1_pextrb_memory): Likewise.
7560 (*sse4_1_pextrw_memory): Likewise.
7561 (*sse4_1_pextrq): Likewise.
7562 (sse4_1_blendpd): Likewise.
7563 (sse4_1_blendps): Likewise.
7564 (sse4_1_blendvpd): Likewise.
7565 (sse4_1_blendvps): Likewise.
7566 (sse4_1_dppd): Likewise.
7567 (sse4_1_dpps): Likewise.
7568 (sse4_1_movntdqa): Likewise.
7569 (sse4_1_mpsadbw): Likewise.
7570 (sse4_1_packusdw): Likewise.
7571 (sse4_1_pblendvb): Likewise.
7572 (sse4_1_pblendw): Likewise.
7573 (sse4_1_phminposuw): Likewise.
7574 (sse4_1_extendv8qiv8hi2): Likewise.
7575 (*sse4_1_extendv8qiv8hi2): Likewise.
7576 (sse4_1_extendv4qiv4si2): Likewise.
7577 (*sse4_1_extendv4qiv4si2): Likewise.
7578 (sse4_1_extendv2qiv2di2): Likewise.
7579 (*sse4_1_extendv2qiv2di2): Likewise.
7580 (sse4_1_extendv4hiv4si2): Likewise.
7581 (*sse4_1_extendv4hiv4si2): Likewise.
7582 (sse4_1_extendv2hiv2di2): Likewise.
7583 (*sse4_1_extendv2hiv2di2): Likewise.
7584 (sse4_1_extendv2siv2di2): Likewise.
7585 (*sse4_1_extendv2siv2di2): Likewise.
7586 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7587 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7588 (sse4_1_zero_extendv4qiv4si2): Likewise.
7589 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7590 (sse4_1_zero_extendv2qiv2di2): Likewise.
7591 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7592 (sse4_1_zero_extendv4hiv4si2): Likewise.
7593 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7594 (sse4_1_zero_extendv2hiv2di2): Likewise.
7595 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7596 (sse4_1_zero_extendv2siv2di2): Likewise.
7597 (*sse4_1_zero_extendv2siv2di2): Likewise.
7598 (sse4_1_roundpd): Likewise.
7599 (sse4_1_roundps): Likewise.
7600 (sse4_1_roundsd): Likewise.
7601 (sse4_1_roundss): Likewise.
7602 (mulv4si3): Don't expand for SSE4.1.
7603 (smax<mode>3): Likewise.
7604 (umaxv4si3): Likewise.
7605 (uminv16qi3): Likewise.
7606 (umin<mode>3): Likewise.
7607 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7609 * doc/extend.texi: Document SSE4.1 built-in functions.
7611 * doc/invoke.texi: Document -msse4.1.
7613 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7615 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7616 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7617 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7618 (ASM_SPEC): Add asm_pcrel_spec.
7619 (EXTRA_SPECS): Add asm_pcrel_spec.
7621 2007-05-21 David Daney <ddaney@avtrex.com>
7623 * doc/install.texi (Building a cross compiler): Add requirements
7624 for Java cross compiler.
7626 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7629 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7630 Add loopno argument. Use evolution_function_is_invariant_rec_p
7631 instead of evolution_function_is_constant_p.
7632 Update calls to evolution_function_is_affine_multivariate_p.
7633 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7634 Add loopno argument.
7635 * tree-scalar-evolution.c (gather_chrec_stats): Call
7636 evolution_function_is_affine_multivariate_p with a loop
7638 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7639 (analyze_overlapping_iterations): Likewise.
7640 (access_functions_are_affine_or_constant_p): Likewise.
7641 (build_classic_dist_vector_1): If the access functions
7642 are equal, don't do anything.
7644 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7645 Paolo Carlini <pcarlini@suse.de>
7646 Uros Bizjak <ubizjak@gmail.com>
7648 * c-cppbuiltin.c (c_cpp_builtins): Define
7649 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7650 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7651 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7652 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7654 2007-05-21 Mike Stump <mrs@apple.com>
7656 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7658 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7660 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7662 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7663 implementation if __OPTIMIZE__ is not defined.
7664 (_mm_alignr_pi8): Ditto.
7665 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7666 (_mm_inserti_si64): Ditto.
7667 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7668 (_mm_slli_epi16): Ditto.
7669 (_mm_slli_epi32): Ditto.
7670 (_mm_slli_epi64): Ditto.
7671 (_mm_srai_epi16): Ditto.
7672 (_mm_srai_epi32): Ditto.
7673 (_mm_srli_si128): Ditto.
7674 (_mm_slli_si128): Ditto.
7675 (_mm_srli_epi16): Ditto.
7676 (_mm_srli_epi32): Ditto.
7677 (_mm_srli_epi64): Ditto.
7678 (_mm_extract_epi16): Ditto.
7679 (_mm_insert_epi16): Ditto.
7680 (_mm_shufflehi_epi16): Ditto.
7681 (_mm_shufflelo_epi16): Ditto.
7682 (_mm_shuffle_epi32): Ditto.
7683 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7685 (_mm_insert_pi16): Ditto.
7687 (_mm_shuffle_pi16): Ditto.
7689 (_mm_shufle_ps): Ditto.
7690 (_mm_prefetch): Ditto.
7692 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7694 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7695 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7696 * real.c (encode_i370_single, decode_i370_single,
7697 encode_i370_double, decode_i370_double): Functions removed.
7698 (i370_single_format, i370_double_format): Initializations removed.
7699 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7700 Consider the log2_b field to always be one.
7701 (ieee_single_format, mips_single_format, coldfire_single_format,
7702 ieee_double_format, mips_double_format, coldfire_double_format,
7703 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7704 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7705 ibm_extended_format, mips_extended_format, ieee_quad_format,
7706 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7707 decimal_single_format, decimal_double_format, decimal_quad_format,
7708 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7709 initialization of log2_b.
7710 * real.h (i370_single_format, i370_double_format): Declarations
7712 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7713 field to always be one.
7715 2007-05-21 Andreas Schwab <schwab@suse.de>
7717 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7718 NOTE_INSN_BASIC_BLOCK_P.
7719 (process_for_unwind_directive): Likewise.
7721 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7723 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7724 * function.h (struct function): Move va_list_gpr_size,
7725 va_list_fpr_size, function_frequency to front of bitfields. Add
7727 (current_function_calls_unwind_init): New.
7728 * except.c (expand_builtin_unwind_init): Set
7729 current_function_calls_unwind_init not
7730 current_function_has_nonlocal_label.
7731 * reload1.c (has_nonexceptional_receiver): New.
7732 (reload): Use it and current_function_calls_unwind_init to
7733 determine whether call-saved regs must be saved.
7735 2007-05-20 Jan Hubicka <jh@suse.cz>
7737 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7738 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7739 * ddg.c (create_ddg): LIkewise.
7740 * final.c (final): Remove hunk moving line number notes around since
7741 they are no longer present at this stage.
7742 (final_scan_insn): Use NOTE_KIND instead of
7743 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7744 (output_asm_label): Likewise.
7745 * reorg.c (dbr_schedule): Likewise.
7746 * haifa-sched.c (unlink_other_notes): Likewise.
7747 * mode-switching.c (optimize_mode_switching): Likewise.
7748 * graph.c (start_bb): Likewise.
7749 * rtl.def (NOTE): Update description.
7750 * jump.c (squeeze_notes): Delete.
7751 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7752 NOTE_INSN_BASIC_BLOCK_P when possible.
7753 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7754 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7755 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7756 (dwarf2out_var_location): Likewise.
7757 * cfgbuild.c (make_edges): Likewise.
7758 (find_basic_blocks_1): Likewise.
7759 * function.c (reorder_blocks_1): Likewise.
7760 (epilogue_done): Likewise.
7761 (reposition_prologue_and_epilogue_notes): Likewise.
7762 * print-rtl.c (print_rtx): Likewise; drop code for printing
7764 (print_rtl): Likewise.
7765 (print_rtl_single): Likewise.
7766 * gcse.c (insert_insn_start_bb): Likewise.
7767 * alias.c (init_alias_analysis): Likewise.
7768 * calls.c (fixup_tail_calls): Likewise.
7769 * except.c (sjlj_emit_function_enter): Likewise.
7770 * emit-rtl.c (add_insn_after): Likeiwse.
7771 (emit_label_before): Likewise.
7772 (emit_label_after): Likewise.
7773 (emit_note_before, emit_note_after, emit_note): Update
7774 parameter to be enum insn_note; do not deal with source
7776 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7777 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7779 (merge_blocks_move_successor_nojumps): Simplify now when
7780 we don't have BLOCK notes.
7781 (try_optimize_cfg): Likewise.
7782 * cfglayout.c (skip_insns_after_block): Likewise.
7783 (record_effective_endpoints): Likewise.
7784 (duplicate_insn_chain): Likewise.
7785 * varasm.c (output_constant_pool_1): Likewise.
7786 * sched-deps.c (sched_analyze): Likewise.
7787 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7789 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7790 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7791 (SET_INSN_DELETED): Simplify.
7792 (NOTE_LINE_NUMBER): Exterminate.
7793 (NOTE_LINE_KIND): New.
7794 (NOTE_INSN_BASIC_BLOCK_P): Update.
7795 (enum insn_note): Simplify.
7796 (GET_NOTE_INSN_NAME) Simplify.
7797 (emit_note_before, emit_note_after, emit_note): Update prototype.
7798 (squeeze_notes): Remove.
7799 * sched-int.h (NOTE_NOT_BB_P): Update.
7800 * resource.c (mark_target_live_regs): Update.
7801 * sched-rgn.c (debug_dependencies): Update.
7802 * sched-vis.c (print_insn): Update.
7803 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7804 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7805 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7806 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7807 (split_branches): Update.
7808 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
7810 (sh_adjust_unroll_max): Exterminate.
7811 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
7812 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
7813 (m68hc11_reorg): Likewise.
7814 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
7815 (emit_predicate_relation_info): Update.
7816 (process_for_unwind_directive): Update.
7817 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
7818 (output_call): Update.
7819 * config/pa/pa.c (output_lbranch): Update.
7820 (output_millicode_call): Update.
7821 (output_call): Update.
7822 (pa_combine_instructions): Update.
7823 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
7824 * config/bfin/bfin.c (gen_one_bundle): Update.
7825 * cfgrtl.c (can_delete_note_p): Update.
7826 (delete_insn): Update.
7827 (rtl_merge_blocks): Update.
7828 (commit_one_edge_insertion): Update.
7829 (rtl_verify_flow_info): Update.
7830 * stmt.c (expand_case): Do not call squeeze_notes.
7832 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7839 * c.opt (Wtype-limits): New.
7840 * doc/invoke.texi (Wtype-limits): Document it.
7841 (Wextra): Enabled by -Wextra.
7842 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7843 * c-common.c (shorten_compare): Warn with Wtype-limits.
7845 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7847 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
7848 inlined function, not as a macro.
7849 (_mm_alignr_pi8): Ditto.
7850 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7851 (_mm_inserti_si64): Ditto.
7852 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7853 (_mm_extract_epi16): Ditto.
7854 (_mm_insert_epi16): Ditto.
7855 (_mm_shufflehi_epi16): Ditto.
7856 (_mm_shufflelo_epi16): Ditto.
7857 (_mm_shuffle_epi32): Ditto.
7858 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
7859 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
7861 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
7863 (_m_to_float): Use C89 compatible assignment.
7865 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
7868 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
7870 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7873 * doc/invoke.texi (Wreturn-type): Complete description.
7874 (Wextra): Delete item about return-type warning.
7875 * c-decl.c: Delete redundant Wextra warning.
7877 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/pmmintrin.h: Do not include xmmintrin.h
7881 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
7882 inlined function, not as a macro.
7883 (_mm_prefetch): Ditto.
7885 (_mm_insert_pi16): Ditto.
7887 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
7888 (_m_pshufw): Ditto. Add const to __N argument.
7889 (_mm_shufle_ps): Ditto. Add const to __mask argument.
7890 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
7891 (_mm_slli_epi32): Ditto.
7892 (_mm_srli_si128): Implement as always inlined function, not as a
7893 macro. Add __inline to function declaration.
7894 (_mm_slli_si128): Ditto.
7896 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
7898 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
7899 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
7901 (struct fenv): New structure.
7902 (FP_HANDLE_EXCEPTIONS): New define.
7903 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
7904 (_FP_DECL_EXP): New define.
7905 (FP_INIT_ROUNDMODE): New define.
7906 (FP_ROUNDMODE): New define.
7908 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7910 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
7911 (Wconversion): Update description.
7912 (Wconversion-sign): New.
7913 * c.opt (Wconversion-sign): New.
7914 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
7915 means disabled for C++. Otherwise, take the status of Wconversion.
7916 * c-common.c (conversion_warning): Warn with either Wconversion or
7918 (warnings_for_convert_and_check): Conditions are already checked by
7920 (convert_and_check): Don't check warnings if the conversion failed.
7922 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
7923 Anatoly Sokolov <aesok@dol.ru>
7925 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
7926 avr_epilogue_uses) : Add declaration.
7927 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7928 * config/avr/constraints.md (R): New constraint.
7929 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
7930 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
7931 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
7932 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
7933 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
7934 call_prologue_saves, epilogue_restores, return_from_epilogue,
7935 return_from_main_epilogue, return_from_interrupt_epilogue,
7936 return_from_naked_epilogue, prologue, epilogue): New patterns.
7937 (jump): Handle symbol reference.
7938 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
7939 avr_output_function_prologue, avr_output_function_epilogue): Remove
7941 (avr_init_machine_status, expand_prologue, expand_epilogue,
7942 avr_asm_function_end_prologue, avr_epilogue_uses,
7943 avr_asm_function_begin_epilogue): New functions.
7944 (prologue_size, epilogue_size, jump_tables_size): Remove global
7946 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7947 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
7948 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
7949 (avr_override_options): Initialise init_machine_status.
7950 (output_movhi): Handle all stack pointer loads.
7951 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
7952 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
7953 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
7954 (EPILOGUE_USES) Redefine.
7955 (machine_function) Declare.
7957 2007-05-19 Richard Sandiford <richard@codesourcery.com>
7959 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
7960 Use a single return statement.
7962 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7965 * builtins.c (do_mpfr_lgamma_r): New.
7966 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
7967 * tree.h (CASE_FLT_FN_REENT): New.
7969 2007-05-18 Geoffrey Keating <geoffk@apple.com>
7971 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
7972 (output_die): Use 'unsigned long' with %x.
7973 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
7974 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
7975 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
7977 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
7979 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
7984 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
7985 true if function has no argument.
7987 2007-05-18 DJ Delorie <dj@redhat.com>
7989 * config/mips/mips.c (mips_offset_within_alignment_p): New.
7990 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
7992 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
7994 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
7995 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
7996 count_trailing_zeros.
7997 (__i386__): Implement count_leading_zeros using __builtin_clz().
7998 Implement count_trailing_zeros usign __builtin_ctz().
8000 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8002 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8004 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8007 * expr.c (emit_move_change_mode): Change mode of push operands here.
8009 2007-05-17 Ian Lance Taylor <iant@google.com>
8011 PR tree-optimization/31953
8012 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8014 (set_value_range_to_null): Call set_value_range_to_value.
8015 (extract_range_from_comparison): Likewise.
8017 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8019 * toplev.c (print_version): Output GMP/MPFR version info.
8021 * builtins.c (CASE_MATHFN_REENT): New macro.
8022 (mathfn_built_in): Use it.
8023 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8024 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8025 BUILT_IN_LGAMMAL_R): New.
8026 * doc/extend.texi: Document new builtins.
8029 * builtins.c (do_mpfr_remquo): New.
8030 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8031 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8034 * builtins.c (fold_builtin_1): Handle y0, y1.
8035 (fold_builtin_2): Handle yn.
8038 * builtins.c (do_mpfr_bessel_n): New.
8039 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8040 (fold_builtin_2): Handle BUILT_IN_JN.
8042 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8045 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8046 TYPE_PRECISION (intmax_type_node).
8048 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8051 * reload.c (subst_reloads): Remove checking.
8053 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8055 PR rtl-optimization/31691
8056 * combine.c (simplify_set): Build a new src pattern instead of
8057 substituting its operands in the COMPARE case.
8059 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8061 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8062 (execute_vrp): Preserve loops through jump threading.
8063 * tree-ssa-threadupdate.c (thread_single_edge,
8064 dbds_continue_enumeration_p, determine_bb_domination_status,
8065 thread_through_loop_header): New functions.
8066 (create_edge_and_update_destination_phis,
8067 create_edge_and_update_destination_phis): Set loops for the new blocks.
8068 (prune_undesirable_thread_requests): Removed.
8069 (redirect_edges): Do not pretend that redirect_edge_and_branch can
8071 (thread_block): Do not call prune_undesirable_thread_requests.
8073 (mark_threaded_blocks): Select edges to thread here.
8074 (thread_through_all_blocks): Take may_peel_loop_headers argument.
8075 Thread edges through loop headers independently.
8076 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
8077 * tree-pass.h (TODO_mark_first_instance): New.
8078 (first_pass_instance): Declare.
8079 * cfghooks.c (duplicate_block): Put the block to the original loop
8080 if copy is not specified.
8081 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
8082 jump threading. Pass may_peel_loop_headers to
8083 thread_through_all_blocks according to first_pass_instance.
8084 * cfgloop.h (create_preheader): Declare.
8085 * tree-flow.h (thread_through_all_blocks): Declaration changed.
8086 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
8087 * passes.c (first_pass_instance): New variable.
8088 (next_pass_1): Set TODO_mark_first_instance.
8089 (execute_todo): Set first_pass_instance.
8091 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
8093 PR tree-optimization/24659
8094 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
8095 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
8096 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
8097 OTI_vec_pack_ufix_trunc.
8098 (vec_unpacks_float_hi_optab): Define new macro.
8099 (vec_unpacks_float_lo_optab): Ditto.
8100 (vec_unpacku_float_hi_optab): Ditto.
8101 (vec_unpacku_float_lo_optab): Ditto.
8102 (vec_pack_sfix_trunc_optab): Ditto.
8103 (vec_pack_ufix_trunc_optab): Ditto.
8104 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
8105 and vec_pack_[s|u]fix_trunc_optab using
8106 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
8107 * tree-vectorizer.c (supportable_widening_operation): Handle
8108 FLOAT_EXPR and CONVERT_EXPR. Update comment.
8109 (supportable_narrowing_operation): New function.
8110 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
8111 * tree-vect-transform.c (vectorizable_conversion): Handle
8112 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8113 (vect_gen_widened_results_half): Move before vectorizable_conversion.
8114 (vectorizable_type_demotion): Call supportable_narrowing_operation()
8115 to check for target support.
8116 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
8117 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
8118 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
8119 for VEC_PACK_FIX_TRUNC_EXPR.
8120 (expand_binop): Special case mode of the result for
8121 vec_pack_[u|s]fix_trunc_optab.
8122 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
8123 vec_pack_[u|s]fix_trunc_optab.
8125 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
8126 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
8127 * tree-pretty-print.c (dump_generic_node): Handle
8128 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
8129 VEC_PACK_FIX_TRUNC_EXPR.
8131 * expr.c (expand_expr_real_1): Ditto.
8132 * tree-inline.c (estimate_num_insns_1): Ditto.
8133 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8135 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
8136 (vec_unpacks_float_lo_v8hi): Ditto.
8137 (vec_unpacku_float_hi_v8hi): Ditto.
8138 (vec_unpacku_float_lo_v8hi): Ditto.
8139 (vec_unpacks_float_hi_v4si): Ditto.
8140 (vec_unpacks_float_lo_v4si): Ditto.
8141 (vec_pack_sfix_trunc_v2df): Ditto.
8143 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
8145 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
8146 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
8147 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
8148 [vec_pack_ufix_trunc]: Ditto.
8149 [vec_unpacks_float_hi]: Ditto.
8150 [vec_unpacks_float_lo]: Ditto.
8151 [vec_unpacku_float_hi]: Ditto.
8152 [vec_unpacku_float_lo]: Ditto.
8154 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
8156 * soft-fp/README: Update for new files.
8157 * soft-fp/floattisf.c: New file.
8158 * soft-fp/floattidf.c: New file.
8159 * soft-fp/floattitf.c: New file.
8160 * soft-fp/floatuntisf.c: New file.
8161 * soft-fp/floatuntidf.c: New file.
8162 * soft-fp/floatuntitf.c: New file.
8163 * soft-fp/fixsfti.c: New file.
8164 * soft-fp/fixdfti.c: New file.
8165 * soft-fp/fixtfti.c: New file.
8166 * soft-fp/fixunssfti.c: New file.
8167 * soft-fp/fixunsdfti.c: New file.
8168 * soft-fp/fixunstfti.c: New file.
8169 * soft-fp/extendxftf.c: New file.
8170 * soft-fp/trunctfxf.c: New file.
8172 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
8173 (__trunctfxf2): Ditto.
8175 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
8176 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
8177 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
8178 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
8179 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
8180 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
8182 * config/i386/t-fprules-softfp64: New file.
8183 * config/i386/sfp-machine.h: New file.
8184 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
8185 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
8186 and soft-fp/t-softfp to tmake_file.
8187 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
8188 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
8190 * config/i386/t-linux64 (softfp_wrap_start): New.
8191 (softfp_wrap_end): New.
8192 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
8193 supported for TARGET_64BIT.
8195 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8197 * c-common.c (c_common_signed_or_unsigned_type): Emulate
8198 c_common_unsigned_type behavior.
8200 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
8202 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
8205 2007-05-16 Eric Christopher <echristo@apple.com>
8207 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
8208 saving after stack push. Set sp_offset whenever we push.
8209 (rs6000_emit_epilogue): Move altivec register restore before
8212 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8214 * configure.ac: Allow sysroots to be relocated under $prefix as
8215 well as $exec_prefix.
8216 * configure: Regenerate.
8218 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8222 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8224 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8225 (gcc_tooldir): Likewise.
8226 * configure: Regenerate.
8227 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8228 old configure.ac gcc_tooldir setting.
8229 (prefix_to_exec_prefix): New variable.
8230 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8231 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8233 2007-05-14 Janis Johnson <janis187@us.ibm.com>
8235 * c-typeck.c (build_binary_op): Return early for error.
8237 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
8239 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
8240 struct nb_iter_bound.
8241 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
8242 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
8243 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8244 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
8245 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
8246 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
8247 (del_scev_info): Use ggc_free.
8248 (scev_initialize): Allocate scalar_evolution_info in gc memory.
8249 * loop-init.c: Include ggc.h.
8250 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
8251 (loop_optimizer_finalize): Use ggc_free.
8252 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
8253 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
8254 pass_iv_optimize): Add TODO_ggc_collect.
8255 * function.h (struct function): Remove skip marker from
8257 * cfgloop.c: Include ggc.h.
8258 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
8260 (establish_preds): Vector superloops is gc allocated.
8261 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
8263 (flow_loops_find): Vector larray is gc allocated.
8264 (loop_exit_free): Use ggc_free.
8265 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
8266 that head of exits list is now not a part of struct loop.
8267 (record_loop_exits): Allocate exits table in gc memory.
8268 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
8269 that head of exits list is now not a part of struct loop.
8270 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
8271 struct loop_exit): Add GTY marker.
8272 (struct loop): Add GTY marker. Make superloops vector gc allocated.
8273 Add skip marker to aux field. Make head of exits list a separate
8275 (struct loops): Add GTY marker. Make larray vector gc allocated.
8276 Add param marker to exits table.
8277 (get_loops): Type changed.
8278 * Makefile.in (tree-scalar-evolution.o): Add
8279 gt-tree-scalar-evolution.h dependency.
8280 (cfgloop.o, loop-init.o): Add ggc.h dependency.
8281 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
8282 * basic-block.h (struct basic_block_def): Remove skip marker from
8285 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
8287 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
8288 of 0 in the call to expand_expr().
8289 (expand_builtin_mathfn_3): Ditto.
8290 (expand_builtin_interclass_mathfn): Ditto.
8291 (expand_builtin_cexpi): Ditto.
8292 (expand_builtin_int_roundingfn): Ditto.
8293 (expand_builtin_int_roundingfn_2): Ditto.
8294 (expand_builtin_pow): Ditto.
8295 (expand_builtin_powi): Ditto.
8296 (expand_builtin_bswap): Ditto.
8297 (expand_builtin_unop): Ditto.
8298 (expand_builtin_fabs): Ditto.
8299 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
8300 the call to expand_expr().
8301 (expand_builtin_sync_operation): Ditto.
8302 (expand_builtin_compare_and_swap): Ditto.
8303 (expand_builtin_lock_test_and_set): Ditto.
8304 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
8305 instead of 0 in the call to expand_expr().
8306 (expand_builtin_extract_return_addr): Ditto.
8307 (expand_builtin_eh_return): Ditto.
8308 (expand_eh_return): Ditto.
8309 * explow.c (expr_size): Ditto.
8310 * expr.c (optimize_bitfield_assignment_op): Ditto.
8311 (expand_assignement): Ditto.
8312 (store_expr): Ditto.
8313 (store_field): Ditto.
8314 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
8315 the call to expand_expr().
8316 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
8317 in the call to expand_expr().
8318 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
8319 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
8320 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
8322 * optabs.c (expand_vec_shift_expr): Ditto.
8323 (expand_vec_cond_expr): Ditto.
8324 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
8325 call to expand_expr().
8326 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
8327 in the call to expand_expr().
8329 2007-05-14 Dave Korn <dave.korn@artimi.com>
8331 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
8333 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
8335 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
8336 instead of c_common_unsigned_type.
8337 (c_common_unsigned_type): Remove.
8338 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
8339 c_common_unsigned_type.
8340 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
8341 c_common_unsigned_type.
8342 * c-common.h (c_common_unsigned_type): Remove.
8343 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
8344 c_common_unsigned_type.
8345 * c-format.c (check_format_types): Use unsigned_type_for instead of
8346 c_common_unsigned_type.
8347 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8348 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
8349 of c_common_unsigned_type.
8350 * convert.c (convert_to_integer): Use unsigned_type_for instead of
8351 lang_hooks.types.unsigned_type.
8352 * expmed.c (make_tree): Use unsigned_type_for instead of
8353 lang_hooks.types.unsigned_type.
8354 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
8355 lang_hooks.types.unsigned_type.
8356 (build_range_check): Likewise.
8357 (fold_unary): Likewise.
8358 (fold_binary): Likewise.
8359 (fold_ternary): Likewise.
8360 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8361 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
8362 * tree.c (get_unsigned_type): New.
8363 (unsigned_type_for): Use get_unsigned_type instead of
8364 lang_hooks.types.unsigned_type.
8366 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
8368 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
8369 to m68k_get_function_kind. Update its prototype.
8370 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
8372 (m68k_interrupt_function_p): Return enum m68k_function_type
8373 instead of bool. Rename to m68k_get_function_kind.
8374 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
8376 (m68k_compute_frame_layout): Don't mark any register for save
8377 if an interrupt_thread attribute is specified.
8378 (m68k_hard_regno_rename_ok): Update a use of
8379 m68k_interrupt_function_p.
8380 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
8381 m68k_interrupt_function_p.
8382 (m68k_function_type): New.
8383 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
8384 for a function with an interrupt_thread attribute.
8385 * doc/extend.texi: Document the interrupt_thread attribute.
8387 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
8389 Fix PR tree-optimization/31911
8390 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
8391 if they didn't change the expression.
8393 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
8395 * tree-scalar-evolution.c (resolve_mixers): Exported.
8396 * tree-scalar-evolution.h (resolve_mixers): Declare.
8397 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
8398 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8399 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
8400 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
8401 init_array_ref, init_pointer_ref, analyze_indirect_ref,
8402 strip_conversion, analyze_offset_expr, address_analysis,
8403 object_analysis, analyze_offset): Removed.
8404 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
8405 split_constant_offset, canonicalize_base_object_address,
8406 object_address_invariant_in_loop_p, disjoint_objects_p,
8407 dr_may_alias_p, dr_address_invariant_p): New functions.
8408 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
8409 and dr_analyze_alias.
8410 (initialize_data_dependence_relation): Use dr_may_alias_p
8411 and object_address_invariant_in_loop_p.
8412 (compute_self_dependence): Handle the case when
8413 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
8414 (find_data_references_in_stmt): Restrict the analysis of data
8415 references to the given loop nest.
8416 (find_data_references_in_loop): Made static. Pass loop nest to
8417 find_data_references_in_stmt.
8418 (compute_data_dependences_for_loop): Use DR_VOPS.
8419 (free_data_ref): Free DR_VOPS.
8420 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
8421 (struct innermost_loop_behavior): ... new.
8422 (struct base_object_info): Replaced by ...
8423 (struct indices): ... new.
8424 (struct dr_alias): New.
8425 (enum data_ref_type): Removed.
8426 (struct data_reference): Consist of struct innermost_loop_behavior,
8427 struct indices and struct dr_alias.
8428 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
8429 (DR_MEMTAG): Renamed to ...
8430 (DR_SYMBOL_TAG): ... this.
8431 (find_data_references_in_loop): Declaration removed.
8432 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
8433 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
8434 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
8435 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
8437 2007-05-13 Revital Eres <eres@il.ibm.com>
8439 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
8440 which walks virtual def-use chains to find redundant stores.
8441 (dse_optimize_stmt): Call it.
8443 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8445 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
8446 * passes.c (init_optimization_passes): Move pass_jump_bypass
8449 * basic-block.h (bb_has_eh_pred): Fix style issue.
8451 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8453 PR rtl-optimization/31848
8454 * loop-invariant.c (move_invariant_reg): If we move an insn
8455 with a REG_EQUAL note, and that insn is not always executed,
8456 remove the REG_EQUAL note.
8458 2007-05-12 Richard Guenther <rguenther@suse.de>
8460 PR tree-optimization/31797
8461 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
8462 propagate into a stmt that has volatile ops.
8464 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8466 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8467 (gcc_tooldir): Likewise.
8468 * configure: Regenerate.
8469 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8470 old configure.ac gcc_tooldir setting.
8471 (prefix_to_exec_prefix): New variable.
8472 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8473 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8475 2007-05-11 Silvius Rus <rus@google.com>
8477 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
8478 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
8479 * c-common.h (strict_aliasing_warning): Change return type.
8480 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
8481 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8482 (build_c_cast): Condition call to strict_aliasing_warning.
8483 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
8484 * flags.h (set_Wstrict_aliasing): Declare.
8485 * opts.c (set_Wstrict_alising): Define, add call to.
8486 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8487 * tree-ssa-alias-warnings.c: New file.
8488 * tree-ssa-alias.c (compute_may_aliases): Add call to
8489 strict_aliasing_warning_backend.
8491 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8493 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8494 Use loop_depth and loop_outer accessor functions.
8495 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8496 determine_invariantness_stmt, move_computations_stmt): Ditto.
8497 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8498 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8499 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8500 * tree-scalar-evolution.c (interpret_loop_phi,
8501 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8502 instantiate_parameters_1, scev_const_prop): Ditto.
8503 * cfghooks.c (make_forwarder_block): Ditto.
8504 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8505 * modulo-sched.c (loop_canon_p): Ditto.
8506 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8507 slpeel_can_duplicate_loop_p): Ditto.
8508 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8509 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8510 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8511 cancel_loop, verify_loop_structure): Ditto.
8512 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8513 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8514 superloops vector instead of "pred" array.
8515 (establish_preds): Take father loop as an argument. Initialize the
8517 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8518 Do not initialize loop->outer.
8519 (flow_loop_tree_node_remove): Truncate the superloops vector.
8520 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8521 "pred" merged to "superloops" vector.
8522 (loop_depth, loop_outer): New.
8523 (fel_init): Use loop_outer.
8525 2007-05-11 Jan Hubicka <jh@suse.cz>
8527 * cgraphunit.c: Include gt-cgraphunit.h
8528 (static_ctors, static_dtors): New static vars.
8529 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8530 based on implementation in c-common.c
8531 (cgraph_finalize_function): Call record_cdtor_fn.
8532 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8533 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8534 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8535 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8536 build_cdtor, c_build_cdtor_fns): Remove.
8537 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8538 c_build_cdtor_fns): Remove prototype.
8540 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8543 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8544 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8545 * builtins.c (fold_builtin_memchr): New.
8546 (expand_builtin_memchr): Call the latter.
8547 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8548 * doc/extend.texi ([Other built-in functions provided by GCC]):
8551 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8553 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8554 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8555 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8556 PFPO_OP1_TYPE_SHIFT): Constants added.
8557 (DFP_ALL): Mode macro defined.
8558 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8559 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8560 Insn definitions added.
8561 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8562 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8565 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8567 PR tree-optimization/31885
8568 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8569 NULL_TREE to be undetermined.
8570 (automatically_generated_chrec_p): Return false for NULL.
8572 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8574 * config/bfin/bfin.h (MOVE_RATIO): Define.
8576 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8578 * config.gcc (sparc-wrs-vxworks): New target.
8579 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8580 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8581 * config/sparc/sparc.h: Include vxworks-dummy.h.
8582 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8583 include LABEL_REFs too.
8584 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8585 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8587 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8589 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8590 (sparc_emit_call_insn): New function.
8591 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8592 functions when generating VxWorks PIC.
8593 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8594 (call, call_value): Use sparc_emit_call_insn instead of
8597 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8599 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8601 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8603 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8604 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8605 split_double instead of operand_subword.
8607 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8609 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8610 * config/bfin/bfin.c (bfin_local_alignment): New function.
8611 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8613 2007-05-08 Chao-ying Fu <fu@mips.com>
8615 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8616 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8617 (smsub_widen_optab, umsub_widen_optab): Define.
8618 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8620 * genopinit.c (optabs): Fill in smsub_widen_optab and
8622 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8623 and umsub_widen_optab to implement multiply-subtract sequences.
8624 * config/mips/mips.md (*msac<u>_di): Rename to...
8625 (<u>msubsidi4): ...this. Extend condition to include
8626 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8627 of operand 0 to "ka" and use the three-operand form of msub<u>
8629 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8632 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8634 PR rtl-optimization/28011
8635 * reload.c (push_reload): Set dont_share if IN appears in OUT
8636 also when IN is a PLUS rtx.
8637 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8640 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8642 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8643 call unshare_all_decls.
8644 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8645 (unshare_all_decls): Remove.
8647 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8650 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8653 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8654 Nigel Stephens <nigel@mips.com>
8656 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8657 Update comments and all uses.
8658 (MIN_FPRS_PER_FMT): Define.
8659 * config/mips/mips.c (function_arg): Fix to correctly handle
8660 the -mips32r2 -mfp64 -mabi=32 case.
8661 (override_options): Enable use of odd-numbered registers for
8662 SFmode values on MIPS32.
8663 (mips_save_reg_p): Save whole floating-point register pair if
8664 either half is used.
8665 (compute_frame_size): Fix comment.
8667 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8669 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8670 argument of type bool.
8671 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8672 argument. Safely select temporary P register according to it.
8673 (do_link): Change call site of add_to_reg accordingly.
8674 (do_unlink): Add epilogue_p as a fourth argument and pass it
8676 (expand_interrupt_handler_epilogue): Change call of do_unlink
8678 (bfin_expand_prologue): Add a third argument sibcall_p.
8679 * config/bfin/bfin.md (epilogue): Change call of
8680 bfin_expand_epilogue accordingly.
8681 (sibcall_epilogue): Likewise.
8682 (eh_return_internal): Likewise.
8684 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8685 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8686 * config/bfin/bfin.c (bfin_handle_option): Handle
8687 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8688 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8689 Support bf534, bf536 and bf561.
8690 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8692 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/i386.c (ix86_function_regparm): Process local
8696 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8698 2007-05-07 Mike Stump <mrs@apple.com>
8700 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8701 also checks for and while statements in C++.
8703 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8705 * gcc.c (at_file_supplied): New variable.
8706 (main): Set it if we expanded argv.
8707 (do_spec_1): Pass an @-file to the linker if we were called with
8708 an @-file argument and HAVE_GNU_LD.
8709 * collect2.c (at_file_supplied): New variable.
8710 (response_file): New variable.
8711 (collect_exit): Unlink response_file if necessary.
8712 (handler): Likewise.
8713 (do_wait): Likewise.
8714 (main): Set at_file_supplied if we expanded argv.
8715 (collect_execute): Pass an @-file to subprocesses if we were called
8716 with an @-file argument.
8717 * configure.ac: Add define for HAVE_GNU_LD.
8718 * configure: Regenerate.
8719 * config.in: Regenerate.
8721 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8723 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8729 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8731 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8732 (TARGET_ENCODE_SECTION_INFO): Re-define.
8733 (m32c_encode_section_info): New
8734 (function_vector_handler): New
8735 (current_function_special_page_vector): New
8736 (m32c_special_page_vector_p): New.
8737 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8739 * config/m32c/jump.md: Added instruction JSRS for functions
8740 with attribute "function_vector".
8741 * doc/extend.texi (function_vector): Added description
8742 for M16C, M32C targets.
8744 2007-05-07 DJ Delorie <dj@redhat.com>
8747 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8748 ashrpsi3, lshrpsi3): Update shift count constraint.
8750 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8751 Nathan Froyd <froydnj@codesourcery.com>
8754 * c-incpath.c (add_path): Strip trailing path separators.
8756 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8759 Free dominance info before purging EH edges.
8760 (eliminate_degenerate_phis): Likewise.
8761 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8763 2007-05-07 Jan Hubicka <jh@suse.cz>
8765 * gimplify.c (gimplify_expr): Do not crash when folding
8766 (void *)(int)&a + 4.
8768 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8771 * c-opts.c (lang_fortran): Make it non static.
8772 * c-common.h (lang_fortran): New prototype.
8773 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8774 -lang-fortran option was passed by the driver.
8776 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8778 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8779 of ASSERT_CHECKING. Tweak message.
8781 2007-05-06 Revital Eres <eres@il.ibm.com>
8784 * loop-unroll.c (insert_var_expansion_initialization):
8785 Initialize the expansions with -zero instead of +zero.
8787 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8789 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8790 into pic and non-pic versions. Mark r19 as used for
8791 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8792 for tgd_load, tld_load and tie_load .
8793 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8794 version of tgd_load, tld_load and tie_load depending on the
8797 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8798 Jakub Jelinek <jakub@redhat.com>
8800 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8801 (__do_global_dtors_aux): Use more paranoid loop to run
8802 destructors if HIDDEN_DTOR_LIST_END.
8803 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8805 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8807 * varasm.c (align_variable): Don't increase alignment for
8808 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
8809 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
8811 2007-05-04 Josh Conner <jconner@apple.com>
8813 * basic-block.h (cdi_direction): Assign values to all enumeration
8815 (dom_computed): Remove.
8816 (dom_info_state): New.
8817 (set_dom_info_availability): New.
8818 * tree-ssa-loop-im.c (determine_invariantness): Initialize
8819 walk_data.dom_direction.
8820 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
8821 instead of dom_computed[].
8822 (split_edge): Likewise.
8823 (create_basic_block): Likewise.
8824 (merge_blocks): Likewise.
8825 * ifcvt.c (find_if_header): Likewise.
8826 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
8827 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8828 * tree-ssa.c (verify_ssa): Likewise.
8829 * tree-cfg.c (tree_verify_flow_info): Likewise.
8830 (remove_edge_and_dominated_blocks): Likewise.
8831 * dominance.c (dom_computed): Make static.
8832 (calc_dfs_tree_nonrec): Change third param to a bool.
8833 (calc_dfs_tree): Change second param to a bool.
8834 (calc_idioms): Change second param to a bool. Use
8835 dom_convert_dir_to_idx.
8836 (init_dom_info): Validate dir before using.
8837 (dom_convert_dir_to_idx): New.
8838 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
8839 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
8840 (free_dominance_info): Use dom_convert_dir_to_idx.
8841 (get_immediate_dominator): Likewise.
8842 (set_immediate_dominator): Likewise.
8843 (get_dominated_by): Likewise.
8844 (redirect_immediate_dominators): Likewise.
8845 (nearest_common_denominator): Likewise.
8846 (dominated_by_p): Likewise.
8847 (bb_dom_dfs_in): Likewise.
8848 (bb_dom_dfs_out): Likewise.
8849 (recount_dominator): Likewise.
8850 (iterate_fix_dominators): Likewise.
8851 (add_to_dominance_info): Likewise.
8852 (delete_from_dominance_info): Likewise.
8853 (first_dom_son): Likewise.
8854 (next_dom_son): Likewise.
8855 (dom_info_available_p): Likewise.
8856 (dom_info_state): New.
8857 (set_dom_info_availability): New.
8859 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8861 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
8863 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
8865 2007-05-04 Bob Wilson <bob.wilson@acm.org>
8867 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
8868 (subdi3, subdi_carry): Delete.
8870 2007-05-04 Jan Hubicka <jh@suse.cz>
8871 Richard Guenther <rguenther@suse.de>
8873 * opts.c (decode_options): Do not fiddle with inlining
8874 parameters in case of optimizing for size.
8875 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
8876 for size do nothing.
8877 (cgraph_decide_inlining_of_small_function): When optimizing for
8878 size never inline functions increasing caller size.
8879 (cgraph_early_inlining): Inline for size when optimizing for size.
8881 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
8883 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
8884 logical operations piecewise.
8885 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
8886 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
8887 subdi_sesidi_di): Delete.
8888 (add_with_carry): Produce carry in CC instead of a DREG to shorten
8889 the generated sequence. Allow three-reg add in constraints. Rewrite
8890 the rtl expression for carry to avoid zero_extend of a constant.
8891 (sub_with_carry): New pattern.
8892 (adddi3, subdi3): Change into define_expand. For subtract, generate a
8893 different sequence not involving jumps.
8894 (notbi): Now a named pattern.
8896 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
8898 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
8899 Add the note about a significant loss of accuracy of some
8900 mathematical routines when these options are used.
8902 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8904 * haifa-sched.c (rtx_vec_t): New typedef.
8905 (contributes_to_priority_p): Extract piece of priority () into new
8907 (priority): Use the function. Add assertion.
8908 (rank_for_schedule, set_priorities): Add assertion to check that
8909 insn's priority is initialized.
8910 (clear_priorities, calc_priorities): Change signature. Make it update
8911 all relevant insns. Update all callers ('add_to_speculative_block ()'
8912 and 'create_block_check_twin ()').
8913 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
8914 Add new field 'priority_status'.
8915 (INSN_PRIORITY_STATUS): New macro.
8916 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
8918 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8920 * sched-ebb.c (debug_ebb_dependencies): New static function.
8921 (init_ready_list): Use it.
8923 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
8924 with changed signature and 'debug_rgn_dependencies ()'.
8925 (debug_rgn_dependencies): New static function.
8926 (init_ready_list): Use it.
8928 * sched-int.h (debug_dependencies): Declare.
8930 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
8932 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
8934 2007-05-04 Dirk Mueller <dmueller@suse.de>
8936 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
8938 2007-05-03 Jan Hubicka <jh@suse.cz>
8940 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
8941 ((T1)X op (T1)Y), for pointer type in more cases than before.
8943 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
8945 * tree-object-size.c (plus_expr_object_size): When operand size is
8946 unknown, return unknown.
8948 2007-05-03 Dirk Mueller <dmueller@suse.de>
8950 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
8952 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
8955 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
8957 2007-05-03 Janis Johnson <janis187@us.ibm.com>
8959 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
8961 2007-05-03 Joseph Myers <joseph@codesourcery.com>
8963 * config/soft-fp/double.h, config/soft-fp/extended.h,
8964 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
8965 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
8966 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
8967 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
8970 2007-05-03 Ian Lance Taylor <iant@google.com>
8972 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
8973 MASK_PPC_GFXOPT for 8540 or 8548.
8975 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8977 * tree-vect-transform.c (vect_update_inits_of_drs): Use
8978 vect_print_dump_info() to output debug information.
8980 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
8983 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
8984 operands of size 2 when operand is not MEM_P.
8986 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
8988 PR tree-optimization/30565
8989 * lambda-code.c (perfect_nestify): Fix updating of dominators.
8991 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
8993 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
8994 (umulsi3_highpart): Use them.
8995 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
8996 for final accumulator to D regisster tranfser.
8998 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9000 PR tree-optimization/31699
9001 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9003 (vect_enhance_data_refs_alignment): Compute peel amount using
9004 TYPE_VECTOR_SUBPARTS instead of vf.
9005 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9007 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9010 * system.h: Remove inclusion of double-int.h
9011 * tree.h: Include double-int.h
9012 * gengtype.c: Likewise
9013 * cfgloop.h: Likewise
9014 * Makefile.in: Adjust dependencies on double-int.h
9016 2007-05-02 Eric Christopher <echristo@apple.com>
9018 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9019 -shared to -Zdynamiclib.
9021 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9024 * c-common.c (strip_pointer_or_array_types): New function.
9025 * c-common.h (strip_pointer_or_array_types): New function declaration.
9027 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9029 PR tree-optimization/31771
9030 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9032 2007-05-02 Paul Brook <paul@codesourcery.com>
9034 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9036 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9039 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9042 2007-05-02 Nick Clifton <nickc@redhat.com>
9044 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9046 2007-05-02 Richard Guenther <rguenther@suse.de>
9048 PR tree-optimization/31146
9049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9050 argument, single_use_p. If we have a single use that is
9051 a conversion to the definition rhs type, propagate that rhs.
9052 (forward_propagate_addr_expr): Pass single_use_p argument
9053 to forward_propagate_addr_expr_1.
9055 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9057 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9060 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9062 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9063 'AMD Family 10 core'.
9065 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9067 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
9068 and athlon64-sse3 as improved versions of k8, opteron and athlon64
9069 with SSE3 instruction set support.
9070 * doc/invoke.texi: Likewise.
9072 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9074 * config/i386/i386.c (override_options): Tuning 32-byte loop
9075 alignment for amdfam10 architecture. Increasing the max loop
9076 alignment to 24 bytes.
9078 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
9080 * config/m68k/constraints.md: New.
9081 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
9082 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9083 EXTRA_CONSTRAINT): Remove.
9084 * config/m68k/m68k.md: Include constraints.md.
9085 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
9087 2007-05-01 Ian Lance Taylor <iant@google.com>
9089 PR tree-optimization/31739
9090 * tree-vrp.c (vrp_val_is_max): New static function.
9091 (vrp_val_is_min): New static function.
9092 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
9094 (set_value_range): Use vrp_val_is_{max,min}.
9095 (extract_range_from_assert): Likewise.
9096 (extract_range_from_binary_expr): Likewise.
9097 (extract_range_from_unary_expr): Likewise.
9098 (dump_value_range, vrp_meet): Likewise.
9099 (vrp_visit_phi_node): Likewise.
9100 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
9102 2007-05-01 Mark Mitchell <mark@codesourcery.com>
9104 * config/i386/gmon-sol2.c (size_t): New type.
9105 (intptr_t): Likewise.
9106 (s_textsize): Declare as size_t.
9108 (monstartup): Use size_t for sizes.
9109 (_mcount): Save and restore registers.
9110 (internal_mcount): Pass 0 as the first argument to monstartup
9112 (moncontrol): Convert pointer to appropriately sized integer
9113 before passing to profil.
9115 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9117 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
9118 __NO_FPRS__, not just if _SOFT_DOUBLE.
9119 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
9120 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
9121 also for E500 double.
9122 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
9123 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
9126 2007-05-01 Richard Guenther <rguenther@suse.de>
9128 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
9131 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9133 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
9135 2007-05-01 Jan Hubicka <jh@suse.cz>
9137 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
9140 2007-05-01 Jan Hubicka <jh@suse.cz>
9142 * tree.h (maybe_fold_offset_to_component_ref): Remove.
9143 (maybe_fold_offset_to_reference): Declare.
9144 * fold-const.c (fold_unary): Do not fold
9145 (type *)&A into &A->field_of_type_and_offset_0
9146 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
9147 size is unknown, give up.
9148 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
9150 (maybe_fold_offset_to_reference): New.
9151 (maybe_fold_stmt_indirect): Use it.
9152 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
9153 * gimplify.c (gimplify_conversion): Canonicalize conversions to
9155 (gimplify_expr): Likewise for plus_expr.
9157 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
9159 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
9160 bsi_after_labels. Always insert statements before bsi.
9161 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9162 * predict.c (apply_return_prediction): Check for empty blocks.
9163 * cfgexpand.c (lab_rtx_for_bb): New variable.
9164 (label_rtx_for_bb): Do not create new tree labels.
9165 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
9166 (tree_expand_cfg): Initialize lab_rtx_for_bb.
9167 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
9169 (label_for_bb): Add field used.
9170 (update_eh_label, main_block_label): Mark the label used.
9171 (cleanup_dead_labels): Remove unused labels.
9173 2007-05-01 Richard Guenther <rguenther@suse.de>
9175 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
9176 if it is not about to be set.
9177 (get_value_range): Do not pre-allocate equiv bitmap.
9178 (update_value_range): No need to clear equiv field.
9179 (add_equivalence): Change prototype to get bitmap pointer.
9180 Allocate bitmap here if it is not already.
9181 (extract_range_from_assert): Do not allocate bitmap here.
9182 Update callers to add_equivalence.
9183 (extract_range_from_ssa_name): Likewise.
9184 (get_vr_for_comparison): New static helper.
9185 (compare_name_with_value): Handle NULL equiv bitmap by
9186 peeling the first iteration of the comparison loop.
9187 Use get_vr_for_comparison.
9188 (compare_names): Handle NULL equiv bitmaps by using fake
9189 ones. Use get_vr_for_comparison.
9191 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
9193 * double-int.c (mpz_set_double_int): Moved from
9194 tree-ssa-loop-niter.c.
9195 (mpz_get_double_int): Likewise; also, add option to wrap
9196 out-of-range integers.
9197 * double-int.h: New prototypes for above.
9198 * tree.c (get_static_type_bounds): Moved from
9199 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
9200 TYPE_MAX_VALUE if they exist..
9201 * tree.h: New prototype for above.
9202 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
9203 get_type_bounds calls.
9204 (mpz_set_double_int): Move to double-int.c.
9205 (get_type_bounds): Move to tree.c, rename to
9206 get_static_type_bounds.
9207 (mpz_to_double_int): Move to double-int.c, rename to
9210 2007-04-30 Bob Wilson <bob.wilson@acm.org>
9212 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
9213 DIV0 exception can fall through to a normal return.
9215 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
9219 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9220 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9221 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9222 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9223 initialize align to silence bogus warning.
9224 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9225 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9227 (struct sra_walk_fns): Remove use_all parameter from use.
9228 (sra_hash_tree): Handle BIT_FIELD_REFs.
9229 (sra_elt_hash): Don't hash bitfld blocks.
9230 (sra_elt_eq): Skip them in parent compares as well. Handle
9232 (sra_walk_expr): Don't maintain or pass down use_all_p.
9233 (scan_use): Remove use_all parameter.
9234 (scalarize_use): Likewise. Re-expand assignment to
9235 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9236 output, and re-scalarize after output. Don't mark anything
9238 (scalarize_ldst): Adjust.
9239 (scalarize_walk_gimple_modify_statement): Likewise.
9240 (build_element_name_1): Handle BIT_FIELD_REFs.
9241 (instantiate_element): Don't warn for any element whose parent
9243 (instantiate_missing_elements_1): Return the sra_elt.
9244 (canon_type_for_field): New.
9245 (try_instantiate_multiple_fields): New.
9246 (instantiate_missing_elemnts): Use them.
9247 (mark_no_warning): Removed.
9248 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9249 (REPLDUP, sra_build_elt_assignment): New.
9250 (generate_copy_inout): Use them.
9251 (generate_element_copy): Likewise. Handle bitfld differences.
9252 (generate_element_zero): Don't recurse for blocks. Use
9253 sra_build_elt_assignment.
9254 (generate_one_element_int): Take elt instead of var. Use
9255 sra_build_elt_assignment.
9256 (generate_element_init_1): Adjust.
9257 (scalarize_use, scalarize_copy): Use REPLDUP.
9258 (scalarize_ldst): Move assert before dereference.
9259 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9261 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9264 * tree.c (reconstruct_complex_type): Reconstruct a reference
9266 Also use the same mode for the pointer as the old pointer type.
9268 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9270 * doc/trouble.texi (Interoperation): Remove note about Ultrix
9273 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
9275 PR rtl-optimization/31676
9276 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
9277 (df_refs_record): Call it.
9279 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9281 * rtl.def (SS_ABS): New code.
9282 * config/bfin/bfin.c (print_operand): New modifier 'v'.
9283 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
9284 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
9285 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
9286 (bfin_init_builtins): Define them.
9287 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
9288 (bfin_expand_builtin): ... and handle the others here.
9289 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
9290 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
9291 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
9292 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
9293 operand is only HImode.
9295 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
9297 * regclass.c (scan_one_insn): Remove splitting of
9300 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
9301 Nigel Stephens <nigel@mips.com>
9303 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
9305 2007-04-28 Jan Hubicka <jh@suse.cz>
9307 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
9308 insn_locators_alloc instead of insn_locators_initialize;
9309 call reset_block_changes.
9310 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9311 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
9312 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
9313 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9314 * config/score/score.c (th_output_mi_thunk): Likewise.
9315 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9316 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
9317 tolerate uninitialized locator info.
9320 * function.c (init_function_start): Don't init line number info.
9321 (expand_function_end): Update.
9322 (reset_block_changes, record_block_change, finalize_block_changes,
9323 check_block_change, free_block_changes): Kill.
9324 * function.h (reset_block_changes, record_block_change,
9325 finalize_block_changes, check_block_change, free_block_changes):
9327 (struct function): Remove ib_boundaries_block.
9328 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9329 Use curr_insn_locator to initialize locator.
9330 (emit_line_note): Remove.
9331 * cfgexpand.c (expand_gimple_cond_expr): Update.
9332 (construct_exit_block): Likewise.
9333 (tree_expand_cfg): Initialize/finalize locators.
9334 * expr.c (expand_expr_real): Update.
9335 * cfglayout.c (line_locators_locs, line_locators_lines,
9336 file_locators_locs, file_locators_files): Remove.
9337 (set_block_levels): Move to cfgexpand.c.
9338 (insn_locators_initialize): Remove.
9339 (pass_insn_locators_initialize): Remove.
9340 (locations_locators_locs, locations_locators_vals): New static vars.
9341 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9343 (insn_locators_alloc, insn_locators_finalize,
9344 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9346 (locator_location): New.
9347 (locator_line, locator_file): Rewrite.
9348 * rtl.h (emit_line_note): Kill.
9349 (insn_locators_alloc, insn_locators_finalize,
9350 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9352 * tree-inline.c (initialize_cfun): Do not initialize
9353 ib_boundaries_block.
9354 * passes.c (pass_insn_locators_initialize): Remove.
9356 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
9358 * tree-cfg.c (move_block_to_fn): Release bb from dominance
9359 info. Update last_basic_block correctly.
9361 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
9364 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
9365 register itself to hold the offset constant. Tell flow the use
9366 of r4 and r5 when they are used.
9368 2007-04-27 Richard Guenther <rguenther@suse.de>
9370 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
9371 if we simplified anything.
9372 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
9373 warnings until we did a simplification and the stmt was not
9374 marked as TREE_NO_WARNING.
9376 2007-04-27 Mike Stump <mrs@apple.com>
9378 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
9380 2007-04-27 Ian Lance Taylor <iant@google.com>
9383 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
9384 TYPE_MAX_VALUE exist, convert them to the new type.
9386 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9388 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
9389 if it claims to be available.
9390 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
9392 (perform_tree_ssa_dce): Always free postdominators.
9394 2007-04-27 Richard Henderson <rth@redhat.com>
9396 * config/alpha/predicates.md (aligned_memory_operand): Mark
9397 as define_special_predicate.
9398 (unaligned_memory_operand, normal_memory_operand): Likewise.
9399 (reg_or_unaligned_mem_operand): Remove.
9400 (any_memory_operand): Match the documentation and check for
9401 non-renumbered pseudos during reload.
9402 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
9403 alpha_secondary_reload_class, update to new interface, make static.
9404 Handle CQImode like HImode. Remove FP subreg check.
9405 (alpha_expand_mov): Use replace_equiv_address.
9406 (alpha_expand_mov_nobwx): Use any_memory_operand.
9407 (TARGET_SECONDARY_RELOAD): New.
9408 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
9409 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9410 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
9411 * config/alpha/alpha.md: ... here.
9412 (RELOAD12, reloadmode): New.
9414 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
9415 Don't handle the aligned case here.
9416 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
9417 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
9418 reload_inhi_help. Don't expect a scratch register.
9419 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
9421 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
9423 2007-04-27 Richard Guenther <rguenther@suse.de>
9425 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
9427 2007-04-27 Richard Guenther <rguenther@suse.de>
9429 PR tree-optimization/30965
9430 PR tree-optimization/30978
9431 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
9432 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
9433 (find_equivalent_equality_comparison): Likewise.
9434 (simplify_cond): Likewise.
9435 (get_prop_source_stmt): New helper.
9436 (get_prop_dest_stmt): Likewise.
9437 (can_propagate_from): Likewise.
9438 (remove_prop_source_from_use): Likewise.
9439 (combine_cond_expr_cond): Likewise.
9440 (forward_propagate_comparison): New function.
9441 (forward_propagate_into_cond): Rewrite to use fold for
9443 (tree_ssa_forward_propagate_single_use_vars): Call
9444 forward_propagate_comparison to propagate comparisons.
9446 2007-04-27 Richard Guenther <rguenther@suse.de>
9448 PR tree-optimization/31715
9449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
9450 sure to do computation on the offset in an appropriate
9453 2007-04-27 Richard Sandiford <richard@codesourcery.com>
9455 * reload.h (elimination_target_reg_p): Declare.
9456 * reload.c (find_reloads): Don't apply the reg_rtx move
9457 optimization if the SET_DEST satisfies elimination_target_reg_p.
9458 * reload1.c (elimination_target_reg_p): New function.
9459 (gen_reload): In the move/add2 fallback, make sure that op0
9460 does not overlap the destination register.
9462 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9464 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
9465 transform only GIMPLE_MODIFY_STMTs.
9466 * tree-complex.c (expand_complex_operations_1): Ditto.
9467 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
9468 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
9469 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
9471 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9472 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
9473 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
9474 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
9475 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
9476 slpeel_add_loop_guard): Ditto.
9477 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9478 * lambda-code.c (perfect_nestify): Ditto.
9479 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
9480 before the first statement.
9481 * tree-optimize.c (execute_free_datastructures): Fix comments.
9482 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
9483 * tree-flow.h (disband_implicit_edges): Declaration removed.
9484 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9486 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9487 COND_EXPRs without gotos.
9488 (disband_implicit_edges, has_label_p): Removed.
9489 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9490 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9492 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9494 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9495 also for COND_EXPRs.
9496 * cfgexpand.c (label_rtx_for_bb): New function.
9497 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9498 Use label_rtx_for_bb to find the labels.
9499 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9500 last block. Detect fallthru edges.
9502 2007-04-26 Ian Lance Taylor <iant@google.com>
9505 * reload.c (find_reloads_subreg_address): If the address was valid
9506 in the original mode but not in the new mode, reload the whole
9509 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9511 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9512 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9513 (cleanup_control_expr_graph): Do not invalidate dominance info.
9514 Record altered blocks.
9515 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9516 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9517 cleanup_tree_cfg_bb): New functions.
9518 (remove_forwarder_block): Do not maintain the worklist of blocks.
9519 Record altered blocks.
9520 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9522 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9523 delete_unreachable_blocks if dominators are not available.
9524 * tree-inline.c (optimize_inline_calls): Free dominance information
9526 * tree-flow.h (remove_edge_and_dominated_blocks,
9527 cfgcleanup_altered_bbs): Altered.
9528 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9530 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9532 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9533 do not invalidate dominators.
9535 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9537 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9538 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9539 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9540 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9542 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9544 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9546 2007-04-26 Richard Guenther <rguenther@suse.de>
9548 PR tree-optimization/31703
9549 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9550 the right type for the target of the bittest.
9552 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9554 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9555 ix86_sol10_return_in_memory.
9557 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9559 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9562 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9565 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9567 PR tree-optimization/30558
9568 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9569 clear this_state.prev_try.
9571 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9572 Mark Mitchell <mark@codesourcery.com>
9574 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9575 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9576 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9578 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9581 * doc/invoke.texi (%:print-asm-header): Document.
9582 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9584 (static_spec_functions): Add print-asm-header.
9585 (main): Print a banner before the --target-help linker options.
9586 (print_asm_header_spec_function): New function.
9588 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9591 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9592 (movsf_ie): Likewise.
9594 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9596 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9598 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9600 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9601 exception for divide-by-zero.
9602 (__umodsi3, __modsi3): Likewise.
9604 2007-04-25 Dirk Mueller <dmueller@suse.de>
9606 * c-typeck.c (build_compound_expr): Annotate warning()
9607 call with OPT_Wunused_value.
9608 * tree-ssa.c (warn_uninit): Annotate warning with
9610 * c-common.c (handle_sentinel_attribute): Annotate warning
9611 call with OPT_Wattributes.
9613 2007-04-25 Thiemo Seufer <ths@mips.com>
9615 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9617 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9618 on to the assembler. Improve handling of -mno-mips16. Add handling
9619 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9620 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9621 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9622 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9624 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9627 * config/i386/winnt.c (i386_pe_file_end): Strip only
9628 USER_LABEL_PREFIX when writing export name.
9630 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9632 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9633 sh/elf.h, vx-common.h and vxworks.h.
9634 * config/sh/sh.h: Include config/vxworks-dummy.h.
9635 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9636 (OVERRIDE_OPTIONS): Use it.
9637 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9638 (vxworks_picreg): New pattern.
9639 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9640 VXWORKS_OS_CPP_BUILTINS.
9641 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9642 to their VXWORKS_* equivalents.
9643 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9644 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9645 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9646 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9647 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9648 -mrtp/-fPIC multilibs.
9649 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9650 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9651 (MULTILIB_OSDIRNAMES): Delete.
9653 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9656 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9658 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9660 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9661 rounding mode to be specified by the caller.
9662 (real_to_mpfr) Likewise.
9663 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9664 include new arguments.
9665 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9667 2007-04-24 Ian Lance Taylor <iant@google.com>
9669 PR tree-optimization/31605
9670 * tree-vrp.c (set_value_range): Check that min and max are not
9671 both overflow infinities.
9672 (set_value_range_to_value): New static function.
9673 (extract_range_from_binary_expr): Call set_value_range_to_value.
9674 (extract_range_from_cond_expr): Likewise.
9675 (extract_range_from_expr): Likewise.
9676 (extract_range_from_unary_expr): Likewise. Don't create a range
9677 which overflows on both sides.
9678 (vrp_meet): Check for a useless range.
9679 (vrp_visit_phi_node): If we see a constant which looks like an
9680 overflow infinity, turn off the TREE_OVERFLOW flag.
9682 2007-04-24 Ian Lance Taylor <iant@google.com>
9684 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9686 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9689 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9690 diagnostic message is being built.
9691 * tree-pretty-print.c (dump_generic_node): Only write the
9692 formatted text into BUFFER's stream if we are not building a
9694 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9696 * Makefile.in (toplev.o): Depend on tree-pass.h.
9698 2007-04-24 Ian Lance Taylor <iant@google.com>
9700 PR tree-optimization/31602
9701 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9702 conditionals in the copied loop header.
9703 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9704 warnings if TREE_NO_WARNING is set.
9705 * doc/invoke.texi (Warning Options): Clarify that
9706 -Wstrict-overflow does not warn about loops.
9708 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9710 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9711 expand on the comment about _Decimal128 arguments and check the
9712 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9713 that _Decimal128 argument uses even/odd register pair.
9714 (function_arg): Ditto.
9716 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9718 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9719 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9721 2007-04-24 Richard Guenther <rguenther@suse.de>
9722 Olga Golovanevsky <olga@il.ibm.com>
9724 * fold-const.c (multiple_of_p): Check for bottom
9727 2007-04-24 Richard Henderson <rth@redhat.com>
9729 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9730 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9731 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9732 looking for non-zero bits shifted out. Avoid a recursive call
9733 when constructing the scalar.
9734 (__floatundisf): Likewise.
9736 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9738 * dwarf2out.c (field_byte_offset): Move the existing logic
9739 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9740 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9742 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9745 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9746 length argument of 0 for memset.
9747 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9748 unsigned shift instead of the signed variant.
9750 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9752 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9753 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9754 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9755 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9756 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9757 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9758 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9759 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9760 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9761 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9762 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9763 "mul<mode>3", "div<mode>3"): Insn definitions added.
9764 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9765 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9766 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9767 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9768 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9769 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9770 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9771 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9772 TARGET_FLOAT_FORMAT): Macro definitions removed.
9773 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9774 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9775 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9776 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9777 (s390_gen_rtx_const_DI): Function removed.
9778 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9780 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9782 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9783 over an external ffs function.
9785 2007-04-24 Chao-ying Fu <fu@mips.com>
9786 Richard Sandiford <richard@nildram.co.uk>
9788 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9789 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9790 (smadd_widen_optab, umadd_widen_optab): Define.
9791 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9793 * genopinit.c (optabs): Fill in smadd_widen_optab and
9795 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9796 and umadd_widen_optab to implement multiply-add sequences.
9797 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9798 (<u>maddsidi4): ...this. Extend condition to include
9799 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9800 of operand 0 to "ka" and use the three-operand form of madd<u>
9802 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9804 * config/mips/constraints.md (ka): New register constraint.
9806 2007-04-24 Jan Hubicka <j@suse.cz>
9810 2007-04-23 Jan Hubicka <jh@suse.cz>
9811 * function.c (init_function_start): Don't init line number info.
9812 (expand_function_end): Update.
9813 (reset_block_changes, record_block_change, finalize_block_changes,
9814 check_block_change, free_block_changes): Kill.
9815 * function.h (reset_block_changes, record_block_change,
9816 finalize_block_changes, check_block_change, free_block_changes):
9818 (struct function): Remove ib_boundaries_block.
9819 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9820 Use curr_insn_locator to initialize locator.
9821 (emit_line_note): Remove.
9822 * cfgexpand.c (expand_gimple_cond_expr): Update.
9823 (construct_exit_block): Likewise.
9824 (tree_expand_cfg): Initialize/finalize locators.
9825 * expr.c (expand_expr_real): Update.
9826 * cfglayout.c (line_locators_locs, line_locators_lines,
9827 file_locators_locs, file_locators_files): Remove.
9828 (set_block_levels): Move to cfgexpand.c.
9829 (insn_locators_initialize): Remove.
9830 (pass_insn_locators_initialize): Remove.
9831 (locations_locators_locs, locations_locators_vals): New static vars.
9832 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9834 (insn_locators_alloc, insn_locators_finalize,
9835 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9837 (locator_location): New.
9838 (locator_line, locator_file): Rewrite.
9839 * rtl.h (emit_line_note): Kill.
9840 (insn_locators_alloc, insn_locators_finalize,
9841 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9843 * tree-inline.c (initialize_cfun): Do not initialize
9844 ib_boundaries_block.
9845 * passes.c (pass_insn_locators_initialize): Remove.
9847 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
9849 * doc/invoke.texi: Removed leading '-' from option index entries.
9851 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
9853 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
9855 (create_phi_node): Use set_phi_nodes.
9856 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
9857 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
9858 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
9859 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
9860 (bsi_start, bsi_last): Use bb_stmt_list.
9861 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
9862 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
9863 Traverse the statements using tsi iterator.
9864 * basic-block.h (struct basic_block_def): Fields stmt_list
9865 and phi_nodes moved to ...
9866 (struct tree_bb_info): ... new structure.
9867 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
9868 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
9869 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
9870 (tree_verify_flow_info): Verify that il.tree is not set for
9871 entry and exit block.
9872 (tree_split_block): Use set_bb_stmt_list.
9874 2007-04-23 Mike Stump <mrs@apple.com>
9876 * config/i386/i386.c (ix86_tune_features
9877 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
9880 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/i386.md (prefix_extra): New attribute.
9883 (length): Add prefix_extra.
9885 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
9886 (sse2_movntv2di): Likewise.
9887 (sse2_cvtps2dq): Likewise.
9888 (sse2_cvtpd2pi): Likewise.
9889 (sse2_cvttpd2pi): Likewise.
9890 (*sse2_cvtpd2ps): Likewise.
9891 (*add<mode>3): Likewise.
9892 (sse2_ssadd<mode>3): Likewise.
9893 (sse2_usadd<mode>3): Likewise.
9894 (*sub<mode>3): Likewise.
9895 (sse2_sssub<mode>3): Likewise.
9896 (sse2_ussub<mode>3): Likewise.
9897 (*mulv8hi3): Likewise.
9898 (*smulv8hi3_highpart): Likewise.
9899 (*umulv8hi3_highpart): Likewise.
9900 (sse2_umulv2siv2di3): Likewise.
9901 (sse2_pmaddwd): Likewise.
9902 (ashr<mode>3): Likewise.
9903 (lshr<mode>3): Likewise.
9904 (ashl<mode>3): Likewise.
9905 (sse2_ashlti3): Likewise.
9906 (sse2_lshrti3): Likewise.
9907 (*umaxv16qi3): Likewise.
9908 (*smaxv8hi3): Likewise.
9909 (*uminv16qi3): Likewise.
9910 (*sminv8hi3): Likewise.
9911 (sse2_eq<mode>3): Likewise.
9912 (sse2_gt<mode>3): Likewise.
9913 (*and<mode>3): Likewise.
9914 (sse2_nand<mode>3): Likewise.
9915 (*ior<mode>3): Likewise.
9916 (*xor<mode>3): Likewise.
9917 (sse2_packsswb): Likewise.
9918 (sse2_packssdw): Likewise.
9919 (sse2_packuswb): Likewise.
9920 (sse2_punpckhbw): Likewise.
9921 (sse2_punpcklbw): Likewise.
9922 (sse2_punpckhwd): Likewise.
9923 (sse2_punpcklwd): Likewise.
9924 (sse2_punpckhdq): Likewise.
9925 (sse2_punpckldq): Likewise.
9926 (sse2_punpckhqdq): Likewise.
9927 (sse2_punpcklqdq): Likewise.
9928 (*sse2_pinsrw): Likewise.
9929 (*sse2_pextrw): Likewise.
9930 (sse2_pshufd_1): Likewise.
9931 (sse2_uavgv16qi3): Likewise.
9932 (sse2_uavgv8hi3): Likewise.
9933 (sse2_psadbw): Likewise.
9934 (sse2_pmovmskb): Likewise.
9935 (*sse2_maskmovdqu): Likewise.
9936 (*sse2_maskmovdqu_rex64): Likewise.
9937 (sse4a_extrqi): Likewise.
9938 (sse4a_extrq): Likewise.
9939 (sse3_lddqu): Set prefix_rep.
9940 (sse3_addsubv4sf3): Likewise.
9941 (sse3_haddv4sf3): Likewise.
9942 (sse3_hsubv4sf3): Likewise.
9943 (sse_cvtss2si): Likewise.
9944 (sse_cvtss2si_2): Likewise.
9945 (sse_cvtss2siq): Likewise.
9946 (sse_cvtss2siq_2): Likewise.
9947 (sse_cvttss2si): Likewise.
9948 (sse_cvttss2siq): Likewise.
9949 (sse2_cvttps2dq): Likewise.
9950 (sse3_movshdup): Likewise.
9951 (sse3_movsldup): Likewise.
9952 (sse2_cvtsd2si): Likewise.
9953 (sse2_cvtsd2si_2): Likewise.
9954 (sse2_cvtsd2siq): Likewise.
9955 (sse2_cvtsd2siq_2): Likewise.
9956 (sse2_cvttsd2si): Likewise.
9957 (sse2_cvttsd2siq): Likewise.
9958 (*sse2_cvtpd2dq): Likewise.
9959 (*sse2_cvttpd2dq): Likewise.
9960 (sse2_pshuflw_1): Likewise.
9961 (sse2_pshufhw_1): Likewise.
9962 (sse4a_insertqi): Likewise.
9963 (sse4a_insertq): Likewise.
9964 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
9965 (ssse3_phadddv4si3): Likewise.
9966 (ssse3_phaddswv8hi3): Likewise.
9967 (ssse3_phsubwv8hi3): Likewise.
9968 (ssse3_phsubdv4si3): Likewise.
9969 (ssse3_phsubswv8hi3): Likewise.
9970 (ssse3_pmaddubswv8hi3): Likewise.
9971 (ssse3_pmulhrswv8hi3): Likewise.
9972 (ssse3_pshufbv16qi3): Likewise.
9973 (ssse3_psign<mode>3): Likewise.
9974 (ssse3_palignrti): Likewise.
9975 (abs<mode>2): Likewise.
9976 (ssse3_phaddwv4hi3): Set prefix_extra.
9977 (ssse3_phadddv2si3): Likewise.
9978 (ssse3_phaddswv4hi3): Likewise.
9979 (ssse3_phsubwv4hi3): Likewise.
9980 (ssse3_phsubdv2si3): Likewise.
9981 (ssse3_phsubswv4hi3): Likewise.
9982 (ssse3_pmaddubswv4hi3): Likewise.
9983 (ssse3_pmulhrswv4hi3): Likewise.
9984 (ssse3_pshufbv8qi3): Likewise.
9985 (ssse3_psign<mode>3): Likewise.
9986 (ssse3_palignrdi): Likewise.
9987 (abs<mode>2): Likewise.
9988 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
9989 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
9990 (sse2_pmovmskb): Set mode to SI instead of V2DF.
9992 2007-04-23 Nick Clifton <nickc@redhat.com>
9994 * params.def: Fix formatting of emacs local variables.
9996 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
9998 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
9999 move if inter-unit move isn't allowed.
10000 Don't split moving the first element of V2DI to DI to inter-unit
10001 move if inter-unit move isn't allowed.
10003 2007-04-23 Richard Guenther <rguenther@suse.de>
10005 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10006 and CDI_POST_DOMINATORS separately.
10008 2007-04-23 Nick Clifton <nickc@redhat.com>
10010 * c.opt (Wformat-contains-nul): Add warning attribute.
10012 2007-04-23 Jan Hubicka <jh@suse.cz>
10014 * function.c (init_function_start): Don't init line number info.
10015 (expand_function_end): Update.
10016 (reset_block_changes, record_block_change, finalize_block_changes,
10017 check_block_change, free_block_changes): Kill.
10018 * function.h (reset_block_changes, record_block_change,
10019 finalize_block_changes, check_block_change, free_block_changes):
10021 (struct function): Remove ib_boundaries_block.
10022 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10023 Use curr_insn_locator to initialize locator.
10024 (emit_line_note): Remove.
10025 * cfgexpand.c (expand_gimple_cond_expr): Update.
10026 (construct_exit_block): Likewise.
10027 (tree_expand_cfg): Initialize/finalize locators.
10028 * expr.c (expand_expr_real): Update.
10029 * cfglayout.c (line_locators_locs, line_locators_lines,
10030 file_locators_locs, file_locators_files): Remove.
10031 (set_block_levels): Move to cfgexpand.c.
10032 (insn_locators_initialize): Remove.
10033 (pass_insn_locators_initialize): Remove.
10034 (locations_locators_locs, locations_locators_vals): New static vars.
10035 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10037 (insn_locators_alloc, insn_locators_finalize,
10038 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10040 (locator_location): New.
10041 (locator_line, locator_file): Rewrite.
10042 * rtl.h (emit_line_note): Kill.
10043 (insn_locators_alloc, insn_locators_finalize,
10044 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10046 * tree-inline.c (initialize_cfun): Do not initialize
10047 ib_boundaries_block.
10048 * passes.c (pass_insn_locators_initialize): Remove.
10050 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10052 PR middle-end/31448
10053 * expr.c (reduce_to_bit_field_precision): Handle
10056 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10058 PR tree-optimization/24659
10059 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10060 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10061 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10062 * genopinit.c (optabs): Rename vec_pack_mod_optab
10063 to vec_pack_trunc_optab.
10064 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10065 early for scalar floating point operands for NOP_EXPR.
10066 (vectorizable_type_promotion): Ditto.
10067 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
10068 vec_pack_trunc_optab.
10069 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
10071 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
10072 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
10073 Rename from VEC_PACK_MOD_EXPR.
10074 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
10075 * expr.c (expand_expr_real_1): Ditto.
10076 * tree-inline.c (estimate_num_insns_1): Ditto.
10077 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10079 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
10080 (vec_unpacks_lo_v4sf): Ditto.
10081 (vec_pack_trunc_v2df): Ditto.
10082 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
10083 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10084 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
10086 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
10088 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10090 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
10091 Rename from VEC_PACK_MOD_EXPR. This expression also represent
10092 packing of floating point operands.
10093 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
10094 represent unpacking of floating point operands.
10095 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
10096 [vec_unpacks_hi]: Ditto.
10097 [vec_unpacks_lo]: Ditto.
10099 2007-04-22 Jan Hubicka <jh@suse.cz>
10101 * final.c (rest_of_handle_final): Call
10102 targetm.asm_out.constructor/targetm.asm_out.destructor
10103 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
10104 proper priority via decl_*_priority_insert.
10105 * c-common.c (c_expand_body): Likewise.
10107 2007-04-22 Richard Guenther <rguenther@suse.de>
10109 PR tree-optimization/29789
10110 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
10111 (rewrite_reciprocal): New helper split out from
10112 determine_invariantness_stmt.
10113 (rewrite_bittest): Likewise.
10114 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
10115 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
10118 2007-04-22 Revital Eres <eres@il.ibm.com>
10120 * loop-unroll.c (var_to_expand): New field to support also
10121 insns of the form x = something + x.
10122 (analyze_insn_to_expand_var): Use it.
10123 (expand_var_during_unrolling): Likewise.
10125 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10127 * predict.c: Include pointer-set.h.
10128 (bb_predictions): New variable.
10129 (tree_predicted_by_p, tree_predict_edge,
10130 remove_predictions_associated_with_edge): Use bb_predictions map
10131 instead of bb->predictions.
10132 (clear_bb_predictions, assert_is_empty): New functions.
10133 (combine_predictions_for_bb): Use bb_predictions map. Call
10134 clear_bb_predictions.
10135 (tree_estimate_probability): Create and free bb_predictions map.
10136 * Makefile.in (predict.o): Add pointer-set.h dependency.
10137 * basic-block.h (struct basic_block_def): Remove predictions
10139 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
10141 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10144 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
10147 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10149 * timevar.c (timevar_print): Change reference of --disable-checking to
10150 --enable-checking=release. Also warn if assert checking is disabled.
10152 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10155 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
10156 decl as addressable if the compound literal was marked as
10158 Mark the decl as a gimple register if it is a complex or
10159 vector decl and does not live in memory.
10161 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10163 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
10164 (GENERIC_NEXT): New function macro.
10165 (PHI_CHAIN): Use phi_node's new chain variable.
10166 (tree_phi_node): Change tree_common to tree_base
10167 and add the chain field.
10168 * tree-phinodes.c (make_phi_node): Don't set
10169 TREE_TYPE on the new node.
10170 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
10171 instead of checking GIMPLE_TUPLE_P in chain_next.
10172 * tree-vect-transform.c
10173 (get_initial_def_for_induction): Look at
10174 PHI_RESULT_TREE for the type of the phi node.
10175 (update_vuses_to_preheader): Use PHI_CHAIN
10176 instead of TREE_CHAIN on the phi node.
10177 * tree-ssa-structalias.c (compute_points_to_sets):
10179 (ipa_pta_execute): Likewise.
10181 2007-04-21 Richard Guenther <rguenther@suse.de>
10183 PR middle-end/31136
10184 * fold-const.c (fold_unary): Call fold_convert_const on the
10187 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
10189 * gcse.c (store_killed_in_insn): Handle PARALLELs.
10190 (store_killed_in_pat): New.
10192 2007-04-20 Richard Henderson <rth@redhat.com>
10195 * config/i386/i386.c (type_has_variadic_args_p): Look for any
10196 TREE_LIST with a void_type_node value, not void_list_node exactly.
10198 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
10200 * doc/standards.texi: Re-arrange into language-specific
10201 subsections. Add a C++ section, documenting which standards we
10204 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10206 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
10207 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
10209 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
10211 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
10212 ecrti.o and crtbegin.o.
10213 (LIB_DEFAULT_SPEC): Include -lc.
10214 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
10216 2007-04-20 Richard Henderson <rth@redhat.com>
10219 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
10220 argument; update all callers.
10221 (get_unaligned_offset): New.
10222 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
10223 get_unaligned_address, just pass on the address directly.
10224 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
10225 the subreg in the helper patterns.
10226 (unaligned_extendqidi_le): Use get_unaligned_offset.
10227 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
10228 (unaligned_extendhidi_be): Likewise.
10229 (unaligned_extendhidi): Tidy.
10230 * config/alpha/alpha-protos.h: Update.
10232 2007-04-20 Richard Henderson <rth@redhat.com>
10234 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
10235 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
10236 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
10237 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10238 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10239 (CPP_SPEC): Don't include %(cpp_subtarget).
10240 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
10241 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10242 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
10244 2007-04-20 Jakub Jelinek <jakub@redhat.com>
10246 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
10247 for __builtin_ia32_cmpordss.
10249 PR tree-optimization/31632
10250 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
10251 and arg1 for optimizations of comparison against min/max values.
10252 Fold arg0 to arg1's type for optimizations of comparison against
10253 min+1 and max-1 values.
10255 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
10257 * reload.c (combine_reloads): When trying to use a dying register,
10258 check whether it's uninitialized and don't use if so.
10260 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
10262 * fold-const.c: Remove prototypes for native_encode_expr and
10263 native_interpret_expr.
10264 (native_encode_expr): Make non-static.
10265 (native_interpret_expr): Likewise.
10266 * tree.h: Add prototypes for the above.
10268 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10270 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
10271 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
10272 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
10273 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
10274 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
10275 Add length attributes.
10277 2007-04-19 Janis Johnson <janis187@us.ibm.com>
10279 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
10282 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
10283 __STDC_WANT_DEC_FP__.
10285 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10287 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
10288 for long double compatibility.
10289 * configure: Regenerate.
10291 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10293 PR rtl-optimization/29841
10294 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
10296 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
10297 that may cause control flow transfer from being moved.
10299 2007-04-18 Jan Hubicka <jh@suse.cz>
10301 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
10304 2007-04-18 Eric Christopher <echristo@apple.com>
10306 * config/rs6000/darwin.md (load_macho_picbase): Use link register
10307 only. Update operands.
10308 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
10309 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
10310 link register to pic register.
10312 2007-04-18 Dirk Mueller <dmueller@suse.de>
10314 PR diagnostic/31227
10315 * tree-vrp.c (search_for_addr_array): New.
10316 (check_array_bounds): Suppress warning about
10317 address taken of array refs if its not de-referenced.
10319 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10321 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
10322 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
10324 * tree-vectorizer.h (NITERS_KNOWN_P): New.
10325 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
10326 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
10328 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
10330 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
10332 (vect_analyze_scalar_cycles): Fix indentation.
10333 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
10334 (vect_mark_relevant): Include phis in relevance analysis.
10336 * tree-vect-transform.c (vect_transform_loop): Add an assert.
10338 2007-04-18 Anatoly Sokolov <aesok@post.ru>
10340 * config/avr/avr.c (ptrreg_to_str): Replace error() with
10341 output_operand_lossage().
10343 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10345 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
10346 the unused code for reduction without adjust-in-epilog to simplify the
10349 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
10351 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
10352 (S390_TDC_NEGATIVE_ZERO): New constant.
10353 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
10354 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
10355 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
10356 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
10357 (S390_TDC_POSITIVE_INFINITY): New constant.
10358 (S390_TDC_NEGATIVE_INFINITY): New constant.
10359 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
10360 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
10361 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
10362 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
10363 (S390_TDC_INFINITY): New constant.
10364 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
10365 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
10366 optimization for UNSPEC_CCZ_TO_INT.
10367 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
10368 ("*ccz_to_int"): New insn.
10369 ("isinf<mode>2"): New insn.
10370 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
10371 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
10372 (UNSPEC_CCZ_TO_INT): New constant.
10374 2007-04-18 Richard Guenther <rguenther@suse.de>
10376 PR tree-optimization/19431
10377 PR tree-optimization/21463
10378 * tree-pass.h (pass_phiprop): Declare.
10379 * passes.c (init_optimization_passes): New phiprop pass.
10380 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
10381 (phivn_valid_p): New helper function.
10382 (phiprop_insert_phi): Likewise.
10383 (propagate_with_phi): Likewise.
10384 (tree_ssa_phiprop): New propagator propagating loads
10385 through phi nodes if profitable.
10387 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10389 * tree-vect-analyze.c (process_use): New function.
10390 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
10391 Check phis in all bbs.
10392 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
10395 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
10397 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
10400 2007-04-17 Anatoly Sokolov <aesok@post.ru>
10403 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
10406 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
10408 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
10410 (sse_vmmulv4sf3): Likewise.
10411 (sse2_vmaddv2df3): Likewise.
10412 (sse2_vmmulv2df3): Likewise.
10414 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
10416 PR rtl-optimization/31360
10417 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
10418 (target_reg_cost): New.
10419 (init_set_costs): Initialize target_reg_cost. Add comments
10420 regarding the rationale of the costs.
10421 (global_cost_for_size): Renamed to...
10422 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
10423 of register pressure.
10424 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
10425 estimate_reg_pressure_cost. Add number of ivs.
10426 (determine_set_costs): Dump target_reg_cost.
10427 * loop-invariant.c (gain_for_invariant): Use
10428 estimate_reg_pressure_cost. Removed n_inv_uses argument.
10429 (best_gain_for_invariant, find_invariants_to_move): Remove
10431 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
10432 (target_reg_cost): Declare.
10433 (global_cost_for_size): Declaration removed.
10434 (estimate_reg_pressure_cost): Declare.
10436 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
10438 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
10439 regnos into even/odd register pairs.
10440 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
10441 TDmode similar to the other floating point modes.
10442 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
10443 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
10445 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
10446 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
10447 (movdd_hardfloat64): Use TARGET_MFPGPR.
10449 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
10451 * reload1.c (delete_output_reload): Don't count output in n_inherited.
10454 2005-01-05 Richard Henderson <rth@redhat.com>
10456 * reload1.c (do_input_reload): Restrict the optimization deleteing
10457 a previous output reload to RELOAD_FOR_INPUT.
10459 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
10461 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
10462 induc_vec_info_type.
10463 (vectorizable_induction): New function declaration.
10464 * tree-vect-transform.c (get_initial_def_for_induction): No need to
10465 check if already vectorized. Find first place in BB where new stmts
10466 can be inserted. Takes only one argument.
10467 (vectorizable_induction): New function.
10468 (vect_transform_stmt): Add case for induc_vec_info_type to call
10469 vectorizable_induction.
10470 (vect_transform_loop): Consider phis for vectorization.
10471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
10473 (analyze_operations): Call vectorizable_induction when analyzing phis.
10475 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
10476 (vect_mark_relevant): Include phis in relevance analysis.
10477 (vect_mark_stmts_to_be_vectorize): Likewise.
10478 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
10480 2007-04-16 Lawrence Crowl <crowl@google.com>
10482 * doc/invoke.texi (Debugging Options): Add documentation for the
10483 -femit-struct-debug options -femit-struct-debug-baseonly,
10484 -femit-struct-debug-reduced, and
10485 -femit-struct-debug-detailed[=...].
10487 * c-opts.c (c_common_handle_option): Add
10488 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10489 and OPT_femit_struct_debug_detailed_.
10490 * c.opt: Add specifications for
10491 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10492 and -femit-struct-debug-detailed[=...].
10493 * opts.c (set_struct_debug_option): Parse the
10494 -femit-struct-debug-... options.
10495 * opts.c (matches_main_base, main_input_basename,
10496 main_input_baselength, base_of_path, matches_main_base): Add
10497 variables and functions to compare header base name to compilation
10499 * opts.c (should_emit_struct_debug): Add to determine to emit a
10500 structure based on the option.
10501 (dump_struct_debug) Also disabled function to debug this
10503 * opts.c (handle_options): Save the base name of the
10506 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10507 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10508 This hook indicates if a type is generic. Set it by default
10509 to "never generic".
10510 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10511 to determine if a struct type is generic or not.
10512 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10513 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10514 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10515 with live C++ hook.
10517 * flags.h (enum debug_info_usage): Add an enumeration to describe
10518 a program's use of a structure type.
10519 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10520 to indicate the program's usage of the type. Filter structs based
10521 on the -femit-struct-debug-... specification.
10522 (gen_type_die): Split into two routines, gen_type_die and
10523 gen_type_die_with_usage. gen_type_die is now a wrapper
10524 that assumes direct usage.
10525 (gen_type_die_with_usage): Replace calls to gen_type_die
10526 with gen_type_die_with_usage adding the program usage of
10527 the referenced type.
10528 (dwarf2out_imported_module_or_decl): Suppress struct debug
10529 information using should_emit_struct_debug when appropriate.
10531 2007-04-16 Ian Lance Taylor <iant@google.com>
10533 PR tree-optimization/31522
10534 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10535 (vrp_initialize): Allocate vr_phi_edge_counts.
10536 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10537 executable edge. Drop test for all constants.
10538 (vrp_finalize): Free vrp_phi_edge_counts.
10540 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10541 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10543 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10544 predecessors at head rather than tail.
10546 2007-04-16 Matthias Klose <doko@debian.org>
10548 * config/alpha/linux.h (CPP_SPEC): Define.
10549 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10551 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10553 * function.h: Remove sequence_stack extern declaration.
10555 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10557 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10559 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10562 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10564 * config/avr/avr.c (avr_arch_types): Rearranging array.
10565 (enum avr_arch): Add.
10566 (avr_mcu_types): Use avr_arch enumeration constants instead of
10568 * config/avr/avr.h (LINK_SPEC): Simplify.
10570 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10572 * config/m68k/m68k.c (m68k_libcall_value,
10573 m68k_function_value): Use macros for register names more.
10575 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10577 (M68K_REGNAME): Use A6_REG.
10578 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10580 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10582 PR middle-end/28071
10583 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10584 'pending_read_list_length' and 'pending_write_list_length'. Update
10586 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10587 to handle two length counters instead of one. Update all uses.
10588 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10589 two length counters instead of one.
10590 * sched-rgn.c (propagate_deps): Update to handle two length counters
10593 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10596 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10597 copy of source, pass it to ix86_expand_vector_set and return
10600 2007-04-16 David Ung <davidu@mips.com>
10601 Joseph Myers <joseph@codesourcery.com>
10603 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10604 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10605 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10606 Add 74K processor information.
10607 * config/mips/mips.md: Include 74k.md.
10608 (cpu): Add 74kc,74kf,74kx.
10609 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10610 * config/mips/74k.md: New.
10611 * doc/invoke.texi (MIPS Options): Document 74K support.
10613 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10615 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10616 vectorizable_* functions.
10617 * tree-vect-transform.c (vectorizable_call): Add check for
10618 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10619 (vectorizable_store): likewise.
10620 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10622 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10623 (vectorizable_type_promotion, vectorizable_load): Likewise.
10624 (vectorizable_live_operation, vectorizable_condition): Likewise.
10625 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10627 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10629 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10631 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10632 register numbers more.
10633 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10634 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10635 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10636 FUNCTION_VALUE_REGNO_P): Likewise.
10637 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10638 STATIC_CHAIN_REGNUM): Likewise.
10639 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10640 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10641 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10642 * config/m68k/m68k.md (FP_REG): New.
10644 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10646 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10649 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10651 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10652 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10655 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10657 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10660 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10663 * c-decl.c (finish_decl): Grab the type of the decl after the call
10664 to store_init_value.
10666 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10668 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10670 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10673 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10674 dominators, post dominators and cleanup cfg before returning.
10676 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10678 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10679 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10681 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10683 * config.gcc: Recognize fido.
10684 * config/m68k/m68k-devices.def (fidoa): New.
10685 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10687 (FL_FIDOA, TARGET_FIDOA): New.
10688 * config/m68k/m68k.opt (mfidoa): New.
10690 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10692 PR middle-end/31322
10693 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10694 when a personality function is used.
10696 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10698 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10700 2007-04-13 Mike Stump <mrs@apple.com>
10702 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10704 * config/darwin.opt (fapple-kext): Make C++ only.
10705 * config/darwin.c (darwin_override_options): Remove code to ensure
10706 -fapple-kext is given for C++ only.
10708 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10710 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10711 * config/mips/mips.c (override_options): Call
10712 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10714 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10716 * config/i386/i386.opt (msvr3-shlib): Removed.
10718 * doc/invoke.texi: Remove -msvr3-shlib.
10720 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10722 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10723 with "popcnt" instruction.
10725 2007-04-13 Richard Guenther <rguenther@suse.de>
10727 PR tree-optimization/21258
10728 * tree-vrp.c (compare_case_labels): New helper.
10729 (find_switch_asserts): New function.
10730 (find_assert_locations): Call it for SWITCH_EXPRs.
10732 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10734 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10735 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10736 check is now implied in X87_FLOAT_MODE_P.
10737 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10738 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10739 (fix_trunc<mode>_i386_fisttp): Ditto.
10740 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10741 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10742 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10743 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10744 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10745 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10746 (unnamed_splitters): Ditto.
10747 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10748 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10749 FIRST_SSE_REG for local functions when SSE math is enabled or
10750 for functions with sseregparm attribute.
10751 (standard_80387_constant_p): Return -1 if mode is not
10753 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10754 (ix86_expand_compare): Ditto.
10755 (ix86_expand_carry_flag_compare): Ditto.
10756 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10757 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10758 DECIMAL_FLOAT_MODE_P.
10759 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10760 of SCALAR_FLOAT_MODE_P.
10761 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10762 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10763 checks before FLOAT_MODE_P.
10764 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10765 before FLOAT_MODE_P.
10770 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10772 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10773 Charles Wilson <libtool@cwilson.fastmail.fm>
10775 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10776 (libgcc.mvars): Don't depend on them.
10777 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10778 * exec-tool.in: New.
10780 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10782 * doc/invoke.text (--help): Document --help=common.
10784 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10786 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10788 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10790 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10791 * genemit.c (main): Emit #include "integrate.h".
10792 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10793 (LOADGP_RTP): New mips_loadgp_style.
10794 * config/mips/mips.h: Include config/vxworks-dummy.h.
10795 (TARGET_RTP_PIC): New macro.
10796 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10797 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10798 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10799 for TARGET_RTP_PIC.
10800 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10801 -mvxworks-pic when using -mrtp and a PIC option.
10802 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10804 (mips_symbolic_constant_p, mips_symbolic_address_p)
10805 (mips_symbol_insns): Handle SYMBOL_HALF.
10806 (override_options): Warn about -G and -mrtp being used together.
10807 Initialize mips_lo_relocs[SYMBOL_HALF].
10808 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
10809 (mips_emit_loadgp): Handle LOADGP_RTP.
10810 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
10811 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
10812 (tablejump): Handle function-relative case table entries if
10814 * config/mips/predicates.md (symbol_ref_operand): New predicate.
10816 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10818 * config/mips/mips.md (load_call<mode>): Allow any general register.
10820 (sibcall_value_internal, sibcall_value_multiple_internal)
10821 (call_value_internal, call_value_split, call_value_multiple_internal)
10822 (call_value_multiple_split): Remove constraints from operand 0.
10824 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10826 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
10827 rather than loadgp_noshared.
10828 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
10829 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
10831 * config/mips/mips.md (loadgp): Rename to...
10832 (loadgp_newabi): ...this.
10833 (loadgp_noshared): Rename to...
10834 (loadgp_absolute): ...this.
10836 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10838 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
10839 false for locally-binding symbols.
10840 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
10842 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10844 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
10845 (SYMBOL_GOT_PAGE_OFST): ...this.
10846 (SYMBOL_GOT_GLOBAL): Rename to...
10847 (SYMBOL_GOT_DISP): ...this.
10848 (SYMBOL_GOTOFF_GLOBAL): Rename to...
10849 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
10850 * config/mips/mips.c (mips_global_symbol_p): New function.
10851 (mips_symbol_binds_local_p): Likewise.
10852 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
10853 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
10854 mips_global_symbol_p and mips_symbol_binds_local_p.
10855 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
10856 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
10857 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
10858 SYMBOL_GOTOFF_DISP.
10859 (mips_ok_for_lazy_binding_p): New function.
10860 (mips_load_call_address, mips_expand_call): Use it.
10861 (mips_dangerous_for_la25_p): Likewise.
10862 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
10863 (*got_disp<mode>): Use got_disp_operand instead of
10864 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
10865 SYMBOL_GOTOFF_GLOBAL.
10866 (*got_page<mode>): Use got_page_ofst_operand instead of
10868 * config/mips/predicates.md (const_call_insn_operand): Use
10869 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
10870 (global_got_operand): Rename to...
10871 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
10873 (local_got_operand): Rename to...
10874 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
10875 of SYMBOL_GOT_LOCAL.
10877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10879 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
10880 TARGET_CALL_CLOBBERED_GP.
10881 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10882 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
10883 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
10884 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
10885 of TARGET_ABICALLS && !TARGET_NEWABI.
10886 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10887 * config/mips/mips.c (mips_load_call_address): Check
10888 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10889 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10890 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
10891 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
10892 TARGET_ABICALLS && TARGET_NEWABI.
10893 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
10895 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
10896 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
10897 TARGET_ABICALLS && TARGET_NEWABI.
10898 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
10899 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
10900 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
10901 whether indirect calls must use $25.
10902 (mips_extra_live_on_entry): Check TARGET_GOT instead of
10904 * config/mips/mips.md (jal_macro): Check flag_pic and
10905 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
10906 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
10907 instead of TARGET_ABICALLS.
10908 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
10909 TARGET_ABICALLS && TARGET_OLDABI.
10910 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
10911 (sibcall): In the comment above the define_insn, mention
10912 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
10913 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
10914 instead of TARGET_ABICALLS.
10916 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10918 * doc/md.texi (Blackfin family constraints): Document PA and PB.
10919 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
10920 (MACFLAGS_MATCH_P): New macro.
10921 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
10922 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
10923 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
10924 the other MACFLAG constants.
10925 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
10926 (flag_machi): Tighten constraints. Renumber some of the operands.
10927 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
10929 (flag_machi_parts_acconly): New pattern.
10930 (flag_macinithi): Tighten constraints. Allow any accumulator to be
10932 (flag_macinit1hi): Tighten constraints.
10933 (flag_mul_macv2hi_parts_acconly): New pattern.
10935 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
10936 Use a more efficient implementation.
10937 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
10938 inline sequences when not optimizing for size.
10940 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
10941 movhi_high2low): Delete, merge functionality into...
10942 (packv2hi): ... this pattern.
10944 2007-02-11 Jie Zhang <jie.zhang@analog.com>
10945 * config/bfin/bfin.opt (msim): New option.
10946 (mcpu=): New option.
10947 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
10948 (bfin_cpu_t): Typedef of enum bfin_cpu.
10949 (bfin_cpu_type): New declaration.
10950 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
10951 -msim and -mcpu= options.
10952 (LIB_SPEC): Likewise.
10953 * config/bfin/bfin.c (bfin_cpu_type): Define.
10954 (bfin_handle_option): Handle -mcpu= option.
10955 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
10956 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
10957 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
10959 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10961 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
10962 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
10963 (powerpc-wrs-vxworksae): Use ${tm_file}.
10964 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
10965 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
10966 * config/i386/vx-common.h: New file.
10968 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10970 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
10973 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
10975 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
10978 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
10982 * c-common.c (c_build_qualified_type): Set canonical type
10985 2007-04-12 Richard Guenther <rguenther@suse.de>
10987 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
10988 lower bound and element size if lower bound is not zero
10989 or either of the ARRAY_REF operands is set.
10991 2007-04-12 Richard Guenther <rguenther@suse.de>
10993 PR tree-optimization/24689
10994 PR tree-optimization/31307
10995 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
10997 * gimplify.c (canonicalize_addr_expr): To be consistent with
10998 gimplify_compound_lval only set operands two and three of
10999 ARRAY_REFs if they are not gimple_min_invariant. This makes
11000 it never at this place.
11001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11003 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11005 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11006 null before emitting a .nsubspa directive.
11008 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11010 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11011 need_to_partition_p if there are no memory statements in the
11014 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11016 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11017 (gcd_of_steps_may_divide_p): New function.
11018 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11020 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11022 * reload.c (find_reloads_toplev, find_reloads_address,
11023 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11024 not a pointer equality test, to decide if we need to call
11025 push_reg_equiv_alt_mem.
11027 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11029 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11030 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11032 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11034 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11036 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11037 vector to be positive.
11039 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11043 * doc/invoke.texi: Document --params max-aliased-vops and
11045 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11046 debug_memory_partitions): Move to tree-flow.h
11047 * params.h (AVG_ALIASED_VOPS): Define.
11048 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11050 (mp_info_t): Likewise.
11051 (get_mem_sym_stats_for): New.
11052 (set_memory_partition): Move from tree-flow-inline.h.
11053 (mark_non_addressable): Only clear the set of symbols for the
11054 partition if it exists.
11055 (dump_memory_partitions): Move from tree-ssa-operands.c
11056 (debug_memory_partitions): Likewise.
11057 (need_to_partition_p): New.
11058 (dump_mem_ref_stats): New.
11059 (debug_mem_ref_stats): New.
11060 (dump_mem_sym_stats): New.
11061 (debug_mem_sym_stats): New.
11062 (update_mem_sym_stats_from_stmt): New.
11063 (compare_mp_info_entries): New.
11064 (mp_info_cmp): Call it.
11065 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11067 (get_mpt_for): Move from tree-ssa-operands.c.
11068 (find_partition_for): New.
11069 (create_partition_for): Remove.
11070 (estimate_vop_reduction): New.
11071 (update_reference_counts): New.
11072 (build_mp_info): New.
11073 (compute_memory_partitions): Refactor.
11074 Document new heuristic.
11075 Call build_mp_info, update_reference_counts,
11076 find_partition_for and estimate_vop_reduction.
11077 (compute_may_aliases): Populate virtual operands before
11078 calling debugging dumps.
11079 (delete_mem_sym_stats): New.
11080 (delete_mem_ref_stats): New.
11081 (init_mem_ref_stats): New.
11082 (init_alias_info): Call it.
11083 (maybe_create_global_var): Remove alias_info argument.
11084 Get number of call sites and number of pure/const call sites
11085 from gimple_mem_ref_stats().
11086 (dump_alias_info): Call dump_memory_partitions first.
11087 (dump_points_to_info_for): Show how many times a pointer has
11089 * opts.c (decode_options): For -O2 set --param
11090 max-aliased-vops to 500.
11091 For -O3 set --param max-aliased-vops to 1000 and --param
11092 avg-aliased-vops to 3.
11093 * fortran/options.c (gfc_init_options): Remove assignment to
11095 * tree-flow-inline.h (gimple_mem_ref_stats): New.
11096 * tree-dfa.c (dump_variable): Dump memory reference
11098 Dump NO_ALIAS* settings.
11099 (referenced_var_lookup): Tidy.
11100 (mem_sym_stats): New.
11101 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
11102 and ORIG are different SSA names for a memory partition.
11103 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
11104 * tree-flow.h (struct mem_sym_stats_d): Define.
11105 (mem_sym_stats_t): Define.
11106 (struct mem_ref_stats_d): Define.
11107 (struct gimple_df): Add field mem_ref_stats.
11108 (enum noalias_state): Define.
11109 (struct var_ann_d): Add bitfield noalias_state.
11110 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
11111 debug_mem_ref_stats, debug_memory_partitions,
11112 debug_mem_sym_stats): Declare.
11113 * tree-ssa-structalias.c (update_alias_info): Update call
11114 sites, pure/const call sites and asm sites in structure
11115 returned by gimple_mem_ref_stats.
11116 Remove local variable IS_POTENTIAL_DEREF.
11117 Increase NUM_DEREFS if the memory expression is a potential
11119 Call update_mem_sym_stats_from_stmt.
11120 If the memory references memory, call
11121 update_mem_sym_stats_from_stmt for all the direct memory
11122 symbol references found.
11123 (intra_create_variable_infos): Set noalias_state field for
11124 pointer arguments according to the value of
11125 flag_argument_noalias.
11126 * tree-ssa-structalias.h (struct alias_info): Remove fields
11127 num_calls_found and num_pure_const_calls_found.
11128 (update_mem_sym_stats_from_stmt): Declare.
11129 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
11130 Set default value to 100.
11131 (PARAM_AVG_ALIASED_VOPS): Define.
11133 2007-04-11 Richard Guenther <rguenther@suse.de>
11135 PR middle-end/31530
11136 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11137 a * -b + c as c - a * b if we honor sign dependent rounding.
11139 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11141 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
11142 bfin_expand_strmov.
11143 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
11144 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
11146 (initialize_trampoline): Don't use old-style function definition.
11147 (bfin_secondary_reload): Mark IN_P argument as unused.
11149 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
11151 PR tree-optimization/31343
11152 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
11153 (build_polynomial_chrec): Return a scalar when the evolution is zero.
11154 * testsuite/gcc.dg/vect/pr31343.c: New.
11156 2007-04-10 Eric Christopher <echristo@apple.com>
11158 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
11159 * config/i386/i386.md (*cmpfp0): Use.
11160 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11161 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11162 (fix_trunc<mode>_i386_fisttp): Ditto.
11163 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11164 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11165 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11166 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11167 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11168 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11169 (unnamed_splitters): Ditto.
11170 * config/i386/i386.c (output_fix_trunc): Assert that
11171 we're not being passed a TFmode operand.
11173 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
11175 PR tree-optimization/31526
11176 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
11177 n_basic_blocks to find newly added blocks.
11179 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
11181 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
11183 (fix_trunc<mode>si_sse): Ditto.
11184 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
11185 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
11186 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
11187 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
11188 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
11189 expander using SSEMODEF mode macro.
11190 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
11191 expander using SSEMODEF mode macro.
11192 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
11193 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
11194 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
11195 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
11196 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
11197 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
11198 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
11199 Macroize insn using X87MODEF mode macro.
11201 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
11203 * config/i386/sse.md (sse2_pinsrw): Removed.
11204 (sse2_pextrw): Renamed to ...
11205 (*sse2_pextrw): This.
11207 2007-04-09 Jan Hubicka <jh@suse.cz>
11210 * config/i386/sse.md
11211 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
11212 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
11213 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
11214 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
11216 2007-04-09 Jan Hubicka <jh@suse.cz>
11218 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
11219 multiple fields of union.
11221 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
11223 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
11224 (create_preheaders): Check that loops are available.
11225 (fix_loop_structure): Clean up, improve comments.
11226 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
11227 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
11229 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
11230 * predict.c (tree_estimate_probability): Do not call
11231 calculate_dominance_info. Call create_preheaders.
11232 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
11233 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
11235 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
11236 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
11237 * tree-cfg.c (tree_split_edge): Make an assert more precise.
11238 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
11241 2007-04-08 Jan Hubicka <jh@suse.cz>
11243 * tree.h (maybe_fold_offset_to_component_ref): Declare.
11244 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
11245 * fold-const.c (fold_unary): Use it.
11247 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11249 * varasm.c (assemble_variable): Remove call to
11250 lang_hooks.decls.prepare_assemble_variable.
11251 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
11252 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
11253 * langhooks.h (lang_hooks_for_decls): Remove
11254 prepare_assemble_variable.
11256 2007-04-08 Mike Stump <mrs@apple.com>
11258 * config/i386/i386.c: Use inc/dec on Core2.
11260 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
11262 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
11263 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11264 lhd_tree_inlining_end_inlining): Remove.
11265 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
11266 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
11267 end_inlining hooks.
11268 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
11269 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11270 lhd_tree_inlining_end_inlining): Remove prototypes.
11271 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
11272 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11273 LANG_HOOKS_TREE_INLINING_START_INLINING,
11274 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
11276 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
11279 2007-04-08 Anatoly Sokolov <aesok@post.ru>
11282 * config/avr/predicates.md (io_address_operand): Delete predicate.
11283 (low_io_address_operand): Don't use 'mode' argument.
11284 (higth_io_address_operand): Rename ...
11285 (high_io_address_operand): ... to this. Don't use 'mode' argument.
11286 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
11289 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
11291 Revert change removing staticp.
11293 2007-04-07 Anatoly Sokolov <aesok@post.ru>
11296 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
11299 2007-04-07 Bruce Korb <bkorb@gnu.org>
11301 * c.opt: Add -Wformat-contains-nul.
11302 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
11304 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
11305 the NUL byte warning.
11307 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11309 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
11311 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11313 * tree.c (staticp): No longer use staticp langhook.
11314 * langhooks.c (lhd_staticp): Removed.
11315 * langhooks.h (struct lang_hooks): Remove staticp.
11316 * c-common.c (c_staticp): Remove.
11317 * c-common.h (c_staticp): Ditto.
11318 * langhooks-defs.h (lhd_staticp): Ditto.
11319 (LHD_HOOKS_STATICP): Ditto
11320 * tree.h (gcc_assert_lowered): New macro.
11322 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11324 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
11325 argument "reliable".
11326 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
11327 Add argument "reliable". Propagate it through calls.
11328 (infer_loop_bounds_from_undefined): Derive number of iterations
11329 estimates from references in blocks that do not dominate loop latch.
11330 (gcov_type_to_double_int): New function.
11331 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
11332 and expected_loop_iterations_unbounded.
11333 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
11334 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
11335 * tree-data-ref.c (estimated_loop_iterations): Export.
11336 (get_references_in_stmt): Fix -- do not return addresses of local
11338 * cfgloop.h (expected_loop_iterations_unbounded,
11339 estimated_loop_iterations): Declare.
11341 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11343 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11345 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11347 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
11348 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
11349 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
11350 Use output_387_reg_move().
11351 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
11352 expander using X87MODEF12 mode macro.
11353 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
11354 choosing register preferences. Use output_387_reg_move().
11355 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
11356 instead of "x". Use output_387_reg_move().
11357 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
11358 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
11359 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
11360 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
11361 Use output_387_reg_move().
11362 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
11364 (*truncxf?f_i387 splitter): Ditto.
11366 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11368 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11369 LANG_HOOKS_SAFE_FROM_P.
11370 * expr.c (safe_from_p): Remove langhook call.
11371 * langhooks.h (lang_hooks): Remove safe_from_p.
11372 (lhd_safe_from_p): Remove prototype.
11373 * langhooks.c (lhd_safe_from_p): Remove.
11375 2007-04-06 Jan Hubicka <jh@suse.cz>
11377 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
11380 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
11383 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
11384 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
11385 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
11387 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
11388 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
11390 2007-04-05 Richard Henderson <rth@redhat.com>
11392 * config/alpha/alpha.c (print_operand) [+]: Remove.
11393 (alpha_end_function): Print nop if call at end of function.
11394 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
11395 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
11396 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
11397 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
11398 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
11399 the call pattern. Update peepholes to match.
11401 2007-04-05 Janis Johnson <janis187@us.ibm.com>
11403 * doc/extend.texi (Other Builtins): Add decimal float variants
11405 * builtins.def: Ditto.
11406 * builtins.c (expand_builtin): Ditto.
11408 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
11409 H.J. Lu <hongjiu.lu@intel.com>
11412 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
11413 of V8HImode when calling ix86_binary_operator_ok.
11414 (sse2_pmaddwd): Call ix86_binary_operator_ok.
11415 (sdot_prodv8hi): Operands 1 and 2 must be register.
11417 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11419 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11420 initialize align to silence bogus warning.
11422 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11424 PR middle-end/22156
11425 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11427 (struct sra_walk_fns): Remove use_all parameter from use.
11428 (sra_hash_tree): Handle BIT_FIELD_REFs.
11429 (sra_elt_hash): Don't hash bitfld blocks.
11430 (sra_elt_eq): Skip them in parent compares as well. Handle
11432 (sra_walk_expr): Don't maintain or pass down use_all_p.
11433 (scan_use): Remove use_all parameter.
11434 (scalarize_use): Likewise. Re-expand assignment to
11435 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11436 output, and re-scalarize after output. Don't mark anything
11438 (scalarize_ldst): Adjust.
11439 (scalarize_walk_gimple_modify_statement): Likewise.
11440 (build_element_name_1): Handle BIT_FIELD_REFs.
11441 (instantiate_element): Don't warn for any element whose parent
11442 is used as a whole.
11443 (instantiate_missing_elements_1): Return the sra_elt.
11444 (canon_type_for_field): New.
11445 (try_instantiate_multiple_fields): New.
11446 (instantiate_missing_elemnts): Use them.
11447 (mark_no_warning): Removed.
11448 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11449 (REPLDUP, sra_build_elt_assignment): New.
11450 (generate_copy_inout): Use them.
11451 (generate_element_copy): Likewise. Handle bitfld differences.
11452 (generate_element_zero): Don't recurse for blocks. Use
11453 sra_build_elt_assignment.
11454 (generate_one_element_int): Take elt instead of var. Use
11455 sra_build_elt_assignment.
11456 (generate_element_init_1): Adjust.
11457 (scalarize_use, scalarize_copy): Use REPLDUP.
11458 (scalarize_ldst): Move assert before dereference.
11459 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11461 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11463 * regmove.c: Fix unused variable warnings due to previous commit.
11465 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11467 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
11468 (regmove_bb_head): Remove.
11469 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
11470 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
11471 problems with fixup_match_1.
11472 Don't initialize/free regmove_bb_head.
11474 (reg_is_remote_constant_p): If an insn is in the same basic block
11475 but not before INSN, consider it remote, too.
11477 2007-04-05 Anatoly Sokolov <aesok@post.ru>
11480 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
11481 DECL_ASSEMBLER_NAME, not the DECL_NAME.
11483 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11485 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11486 (CONDITIONAL_REGISTER_USAGE): Likewise.
11488 2007-04-04 Richard Henderson <rth@redhat.com>
11490 * config/alpha/lib1funcs.asm: Remove unused file.
11492 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11495 * opts.c (print_specific_help): Fix --help=<language>
11497 (common_handle_option): Support --help=common.
11499 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11502 * gcc.c (main): Do not run the linker if
11503 print_subprocess_help indicates that it shouldn't be
11506 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11509 * doc/invoke.texi (--help=): Document <languages> value, fix
11510 formatting in tables of values.
11512 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11514 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11515 dllimport attribute of virtual methods.
11517 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11519 * config/score/crti.asm: Change _bss_start to __bss_start.
11520 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11521 (OUTGOING_REG_PARM_STACK_SPACE) update.
11522 * config/score/score.opt: add options to make backend support
11523 score5, score5u, score7 and score7d.
11524 * config/score/score.md: Likewise.
11525 * config/score/misc.md: Likewise.
11526 * config/score/mac.md: Likewise.
11527 * doc/invoke.texi: Likewise.
11528 * doc/md.texi: update constraints define.
11530 2007-04-03 Richard Henderson <rth@redhat.com>
11532 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11533 an appropriate type, use the mode instead.
11535 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11537 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11538 Set the default --with-arch setting to mips2.
11539 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11540 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11541 (MULTILIB_OSDIRNAMES): Delete.
11542 (MULTILIB_DIRNAMES): Define.
11543 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11544 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11545 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11546 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11547 VXWORKS_OS_CPP_BUILTINS.
11548 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11549 (MIPS_DEBUGGING_INFO): Undefine.
11550 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11552 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11554 PR middle-end/30704
11555 * fold-const.c (native_encode_real): Encode real.c provided longs
11556 as a series of 32-bit native integers.
11557 (native_interpret_real): Interpret buffer as a series of 32-bit
11560 2007-04-03 Richard Guenther <rguenther@suse.de>
11562 * genpreds.c (write_insn_constraint_len): Write function
11563 optimized for CONSTRAINT_LEN implementation.
11564 (write_tm_preds_h): Output insn_constraint_len inline and
11565 use it for CONSTRAINT_LEN.
11566 (write_insn_preds_c): Don't output insn_constraint_len.
11567 * doc/md.texi (define_register_constraint): Document multi-letter
11568 constraints shall have the same length if they start with the same
11571 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11574 * config/i386/i386.md (isinf<mode>2): Expand only when
11575 TARGET_C99_FUNCTIONS is set.
11577 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11579 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11580 (x86_64-*-linux*): Ditto.
11581 * config/i386/i386.opt (mpc): New option.
11582 * config/i386/i386.c (overrride_options): Handle
11583 ix87_precision_string.
11584 * config/i386/crtprec.c: New file.
11585 * config/i386/t-crtpc: Ditto.
11586 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11587 and -mpc80 options.
11588 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11589 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11590 crtprec32.o, crtprec64.o and crtprec80.o.
11592 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11593 and -mpc80 options.
11594 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11596 2007-04-02 Eric Christopher <echristo@apple.com>
11598 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11599 limitations on darwin.
11601 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11604 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11606 2007-04-02 Dave Korn <dave.korn@artimi.com>
11608 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11610 2007-04-02 Dave Korn <dave.korn@artimi.com>
11612 * libgcc2.h (exception_descriptor): Don't forward-declare.
11613 (__get_eh_table_language, __get_eh_table_version): Delete
11614 prototypes of long-dead functions.
11616 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11618 * ebitmap.h: New file
11619 * ebitmap.c: New file
11620 * Makefile.in (ebitmap.o): New target.
11622 2007-04-01 Jan Hubicka <jh@suse.cz>
11624 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11625 before very first instruction.
11627 2007-04-01 Jan Hubicka <jh@suse.cz>
11629 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11630 waring on 64bit hosts.
11631 * bitmap.h: Fix typo in bitmap_head_def.
11633 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11635 PR rtl-optimization/31391
11636 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11637 into a DELETED_LABEL note, and the label is in an empty basic
11638 block, update BB_END as well as BB_HEAD.
11640 2007-04-01 Richard Henderson <rth@redhat.com>
11642 PR tree-optimization/31169
11643 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11644 to varying if the range is outside [0, prec-1].
11646 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11649 * config/mips/mips.md (load_const_gp): New insn.
11650 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11651 the MIPS16 GP pseudo register if no_new_pseudos.
11652 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11654 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11657 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11659 (call_value): Likewise.
11661 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11662 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11665 * doc/invoke.texi: (optimization options): Reword description
11666 of -ffast-math. Document its primary purpose.
11668 2007-03-31 Richard Guenther <rguenther@suse.de>
11670 * omp-low.c (splay-tree.h): Include.
11671 (lookup_decl): Replace splay-tree usage by pointer-map.
11672 (maybe_lookup_decl): Likewise.
11673 (new_omp_context): Likewise.
11674 (delete_omp_context): Likewise.
11675 * gimplify.c (splay-tree.h): Include.
11676 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11678 (remap_ssa_name): Likewise.
11679 (remap_decl): Likewise.
11680 (remap_type_1): Likewise.
11681 (remap_type): Likewise.
11682 (copy_body_r): Likewise.
11683 (expand_call_inline): Likewise.
11684 (clone_body): Likewise.
11685 (copy_tree_r): Likewise.
11686 (remap_save_expr): Likewise.
11687 (unsave_r): Likewise.
11688 (unsave_expr_now): Likewise.
11689 (tree_function_versioning): Likewise.
11690 (build_duplicate_type): Likewise.
11691 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11692 (struct copy_body_data): Replace splay-tree by pointer-map.
11693 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11694 not $(SPLAY_TREE_H).
11695 (gimplify.o): Depend on $(SPLAY_TREE_H).
11696 (omp-low.p): Likewise.
11698 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11700 * config/avr/predicates.md (even_register_operand,
11701 odd_register_operand): New predicates.
11702 * config/avr/avr.md (movw peephole2): New.
11703 (movw_r peephole2): New.
11705 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11707 * tree.h (get_signed_or_unsigned_type): New.
11708 * fold-const.c (operand_equal_for_comparison_p): Use
11709 get_signed_or_unsigned_type instead of
11710 lang_hooks.types.signed_or_unsigned_type.
11711 * expr.c (store_expr): Ditto.
11712 * langhooks.c (get_signed_or_unsigned_type): New.
11713 (lhd_signed_or_unsigned_type): New.
11714 * langhooks.h (lhd_signed_or_unsigned_type): New.
11715 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11717 2007-03-30 Richard Henderson <rth@redhat.com>
11719 * tree-ssa-loop-ivopts.c: Include target.h.
11720 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11721 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11722 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11723 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11725 2007-03-30 Richard Henderson <rth@redhat.com>
11726 Kai Tietz <kai.tietz@onevision.com>
11728 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11729 default for 64-bit.
11730 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11731 (TARGET_64BIT_MS_ABI): New.
11732 (DBX_REGISTER_NUMBER): Handle 64-bit.
11733 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11734 (LONG_TYPE_SIZE): Force to 32.
11735 (REG_PARM_STACK_SPACE): New.
11736 (OUTGOING_REG_PARM_STACK_SPACE): New.
11737 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11738 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11739 (STACK_BOUNDARY): Use 128 for 64-bit.
11740 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11741 Add 64-bit implementation.
11742 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11744 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11745 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11746 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11747 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11748 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11749 TARGET_64BIT_MS_ABI.
11750 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11751 (ix86_pass_by_reference): Likewise.
11752 (ix86_function_value_regno_p): Likewise.
11753 (ix86_build_builtin_va_list): Likewise.
11754 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11755 (function_arg_advance_ms_64): New.
11756 (function_arg_advance): Call it.
11757 (function_arg_ms_64): New.
11758 (function_arg): Call it.
11759 (function_value_ms_64): New.
11760 (ix86_function_value_1): Call it.
11761 (return_in_memory_ms_64): New.
11762 (ix86_return_in_memory): Call it.
11763 (setup_incoming_varargs_ms_64): New.
11764 (ix86_setup_incoming_varargs): Call it.
11765 (ix86_expand_prologue): Handle 64-bit stack probing.
11766 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11767 (output_pic_addr_const): Likewise.
11768 (x86_this_parameter): Likewise.
11769 (x86_output_mi_thunk): Likewise.
11770 (x86_function_profiler): Likewise.
11771 (TARGET_STRICT_ARGUMENT_NAMING): New.
11772 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11773 (TARGET_64BIT_MS_ABI): New.
11774 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11775 * config/i386/i386.md (allocate_stack_worker): Remove.
11776 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11777 describe the clobber of eax without a match_scratch.
11778 (allocate_stack_worker_postreload): Remove.
11779 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11780 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11781 (allocate_stack_worker_rex64_postreload): Remove.
11782 (allocate_stack): Handle 64-bit.
11783 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11784 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11785 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11786 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11787 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11788 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11789 * config.build (x86_64-*-mingw*): New host.
11790 * config.host (x86_64-*-mingw*): New host.
11791 * config.gcc (x86_64-*-mingw*): New target.
11792 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11794 2007-03-30 Richard Henderson <rth@redhat.com>
11795 Kai Tietz <kai.tietz@onevision.com>
11797 * c-pragma.c (struct def_pragma_macro_value): New.
11798 (struct def_pragma_macro): New.
11799 (pushed_macro_table): New.
11800 (dpm_hash, dpm_eq): New.
11801 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11802 (init_pragma): Install them.
11803 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11805 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11807 * config/avr/avr.c (avr_override_options): Clear
11808 'flag_delete_null_pointer_checks'.
11810 2007-03-30 Paolo Carlini <pcarlini@suse.de>
11813 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
11814 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
11815 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
11816 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
11817 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
11818 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
11819 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
11821 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
11823 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
11825 * regmove.c: Move all of pass_stack_adjustments from here...
11826 * combine-stack-adj.c: ...to this new file.
11827 * Makefile.in: Add rules for combine-stack-adj.o.
11829 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
11831 PR tree-optimization/31383
11832 * tree-data-ref.c (affine_function_equal_p): Do not require the
11833 vectors to have the same length.
11835 2007-03-30 Jan Hubicka <jh@suse.cz>
11837 PR middle-end/30700
11838 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
11839 availablility; add more sanity checking; ask varpool only about
11842 2007-03-29 Richard Henderson <rth@redhat.com>
11844 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
11845 to decide, but __SIZEOF_LONG_LONG__.
11847 2007-03-29 Richard Henderson <rth@redhat.com>
11849 * emutls.c (struct __emutls_array): New.
11850 (emutls_destroy): Use it instead of casting element 0 from void*.
11851 (__emutls_get_address): Likewise.
11853 2007-03-29 Richard Henderson <rth@redhat.com>
11855 * varasm.c (initializer_constant_valid_p): Don't deny
11856 DECL_DLLIMPORT_P on functions.
11858 * config/i386/cygming.h: Remove function declarations.
11859 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
11860 (ASM_OUTPUT_LABELREF): Remove.
11861 (COMMON_ASM_OP): Remove.
11862 (ASM_OUTPUT_COMMON): Remove.
11863 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
11864 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
11865 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11866 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
11867 Rename from TARGET_ENCODE_SECTION_INFO.
11868 * config/i386/netware.h: Likewise.
11869 * config/i386/i386-protos.h: Update.
11870 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
11871 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
11872 (legitimate_constant_p): Reject dllimports.
11873 (dllimport_map, get_dllimport_decl): New.
11874 (legitimize_dllimport_symbol): New.
11875 (legitimize_address, ix86_expand_move): Use it.
11876 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
11877 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
11878 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
11879 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
11880 * config/i386/predicates.md (constant_call_address_operand): Only
11881 accept symbols; reject dllimport_p symbols.
11882 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
11883 i386_pe_maybe_record_exported_symbol.
11884 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
11885 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
11886 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
11887 trust the setting of DECL_DLLIMPORT_P.
11888 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
11889 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
11890 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
11891 tidy the argument scanning loop.
11892 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
11893 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
11894 (i386_pe_strip_name_encoding): Remove.
11895 (i386_pe_binds_local_p): New.
11896 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
11897 (i386_pe_output_labelref): Remove.
11898 (i386_pe_asm_output_aligned_decl_common): New.
11899 (i386_pe_maybe_record_exported_symbol): Rename from
11900 i386_pe_record_exported_symbol; check for dllexported symbols.
11902 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
11904 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
11905 add comment explaining why vsnprintf cannot be used.
11907 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
11909 PR tree-optimization/30666
11910 * tree.c (build_complex_type): When creating type names for DWARF2
11911 debug info, create TYPE_DECLs for TYPE_NAME instead of
11913 (build_common_tree_nodes_2): Use build_complex_type when building
11914 predefined complex types, to preserve canonical types.
11916 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
11918 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
11919 (noce_get_alt_condition): Look at it to determine whether to
11920 reverse the condition or not.
11921 (noce_get_condition): Substitute the truth for lies.
11922 (noce_find_if_block): Set the then_else_reversed field.
11924 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
11926 * config/fr30/fr30.md (movdi): Do not accept immediates as the
11927 destination of this insn.
11928 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
11929 than calling gen_rtx_SET directly. Use r0 to hold the value of
11930 'address + 4' rather than a stack based temporary which can be
11931 mis-optimized away.
11933 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11935 * config/s390/s390.c (s390_secondary_input_reload_class,
11936 s390_secondary_output_reload_class): Functions removed.
11937 (s390_secondary_reload): New function.
11938 (TARGET_SECONDARY_RELOAD): Target macro defined.
11939 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
11940 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
11941 * config/s390/s390.md ("reload_outti", "reload_outdi",
11942 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
11943 "reload_out<mode>"): Expanders removed.
11944 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
11945 "reload<mode>_nonoffmem_out"): Expanders added.
11947 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
11949 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
11950 action if SRC->DEST replacement failed anyway.
11952 2007-03-28 Mike Stump <mrs@apple.com>
11954 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
11955 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
11956 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
11958 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11960 * config.gcc: Accept barcelona as a variant of amdfam10.
11961 * config/i386/i386.c (override_options): Likewise.
11962 * doc/invoke.texi: Likewise.
11964 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
11966 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
11967 offsets for BIT_FIELD_REF and COMPONENT_REF.
11969 2007-03-28 Richard Guenther <rguenther@suse.de>
11971 * tree.c (is_global_var): Move ...
11972 * tree-flow-inline.h (is_global_var): ... here.
11973 * tree.h (is_global_var): Remove declaration.
11975 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
11977 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
11979 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
11980 * config/i386/i386.c (ix86_tune_features): Initialize new
11982 * config/i386/predicates.md (promotable_binary_operator): Use
11983 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
11985 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
11988 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
11990 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
11992 * config/fr30/fr30.md (movsi_internal): Change destination
11993 constraint from m to V and add m to the end.
11995 2007-03-28 Christian Bruel <christian.bruel@st.com>
11997 * config/sh/sh.md (movsi_i): Fix type attribute.
11999 2007-03-28 Christian Bruel <christian.bruel@st.com>
12001 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12002 (movsf_ie): Likewise.
12004 2007-03-28 Christian Bruel <christian.bruel@st.com>
12006 * config.gcc: Add sh4-300 to multilib.
12007 * config/sh/t-mlib-sh4-300: New file.
12009 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12011 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12012 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12013 fix_trunc<mode>di2.
12014 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12015 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12016 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12017 "fixuns_trunctddi2"): Whitespace fix.
12019 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12021 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12022 the definition of struct sh_args.
12023 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12024 CALL_COOKIE_INT_REG_GET): Likewise.
12026 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12028 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12029 transformations are applied successfully.
12031 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12033 * tree.c (tree_contains_struct): Permit 512 tree codes.
12034 * tree.h (tree_contains_struct): Ditto.
12035 (MAX_TREE_CODES): Ditto.
12036 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12037 SPARE member to store remaining padding bits.
12039 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12041 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12044 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12046 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12047 * configure: Regenerate.
12049 * configure: Regenerate using the correct version of autoconf.
12051 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12053 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12055 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12056 regs to "__SP_L__" and "__SP_H__".
12058 2007-03-27 Richard Guenther <rguenther@suse.de>
12060 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12061 computations with it with a HOST_WIDE_INT variable.
12063 2007-03-26 Mike Stump <mrs@apple.com>
12065 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12066 objective-c-header, objective-c++-header and objc++-cpp-output
12068 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12070 2007-03-26 Richard Henderson <rth@redhat.com>
12073 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
12074 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
12075 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
12076 IX86_BUILTIN_PSRLQ128): New.
12077 (ix86_init_mmx_sse_builtins): Add them.
12078 (ix86_expand_builtin): Expand them.
12079 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
12080 operand 2 be TImode.
12081 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
12082 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
12083 _mm_srli_epi64): Mark __B const.
12084 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
12085 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
12086 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
12087 new two-vector shift builtins.
12089 2007-03-26 Ian Lance Taylor <iant@google.com>
12091 PR tree-optimization/31345
12092 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
12093 [+INF, +INF(OVF)] into VARYING.
12095 2007-03-26 Zack Weinberg <zackw@panix.com>
12097 * gengtype-parse.c: New file.
12098 * gengtype-yacc.y: Delete.
12099 * gengtype-lex.l: Don't include gengtype-yacc.h.
12100 Define YY_DECL and yyterminate appropriately for recursive
12101 descent parser. yylval is now a string out-parameter to yylex.
12102 (HWS, EOID): New shorthand.
12103 (IWORD): Add a couple more types.
12104 (yylex): Add a setup stanza. Remove the complex rules for
12105 detecting GTY'ed types and typedefs; replace with simple
12106 keyword detectors. Adjust everything for the changed
12107 definition of yylval. Ignore all pp-directives, not just #define.
12109 (parse_file): Rename yybegin; do not call yyparse.
12111 * gengtype.c (xasprintf): Export again.
12112 (this_file): New. Use everywhere __FILE__ was being used.
12113 (get_lang_bitmap): Special case types defined in gengtype.c.
12114 (do_typedef, new_structure): Suppress definition of certain types.
12115 (new_structure): Improve diagnostics of duplicate definitions.
12116 Make sure location_s is associated with input.h.
12117 (nreverse_pairs, define_location_structures): New functions.
12118 (main): Improve tagging of kludge types. Remove old kludges
12119 for input.h types; use define_location_structures.
12120 * gengtype.h: Update prototypes. Define token codes here.
12121 * Makefile.in: Remove all references to gengtype-yacc.
12122 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
12124 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
12125 add GTY((skip)) to the field that's only conditionally there.
12126 * doc/install.texi: Document that Bison is no longer required
12127 unless building treelang.
12129 * gengtype.c: Don't include gtyp-gen.h.
12130 (srcdir): Declare here.
12131 (base_files, lang_dir_names): Allocate dynamically.
12132 (gt_files, num_gt_files, num_lang_dirs): New globals.
12133 (measure_input_list, read_input_line, read_input_list)
12134 (set_lang_bitmap): New functions.
12135 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
12136 simplify, relying on read_input_list to set up the bitmaps.
12137 (main): Arguments are no longer unused. Check for correct number
12138 of command line arguments, set srcdir and srcdir_len, then call
12139 read_input_list, before doing anything else. No need to worry
12140 about duplicates in main loop.
12141 * configure.ac: Simplify the calculation of all_gtfiles.
12142 Put language tags in there. Don't set or substitute
12143 all_gtfiles_files_langs or all_gtfiles_files_frags.
12144 * Makefile.in: Revamp the way gengtype is invoked, now that it
12145 takes a file on its command line with a much simpler format.
12146 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
12147 (GTFILES): Remove duplicates and C source files.
12148 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
12149 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
12150 * configure: Regenerate.
12152 * gengtype.h: Remove all type definitions to gengtype.c; leave
12153 only definitions of options_p, type_p, and pair_p as opaque
12154 pointers. Update prototypes.
12155 * gengtype.c: Many type definitions moved here from gengtype.h.
12156 Consolidate type definitions at the top of the file.
12157 (xvasprintf): Delete.
12158 (xasprintf): Make static.
12159 (create_nested_pointer_option): Add 'next' parameter.
12160 (create_field_all, create_field_at): New functions.
12161 (create_field): Now a thin wrapper around create_field_all.
12162 (create_optional_field): Rename create_optional_field_ and add
12163 line argument. Original name is now a macro which supplies
12165 (oprintf): Use vsnprintf directly.
12166 (close_output_files): Use fatal rather than perror/exit.
12167 (note_def_vec, note_def_vec_alloc): Use create_field_at.
12168 (main): Set progname. Don't use exit.
12169 * gengtype-yacc.y (struct_fields): Use create_field_at.
12170 (option, optionseqopt): Delete.
12171 (optionseq): Consolidate productions from option here so we
12172 can use the first argument to create_option.
12174 * gengtype-lex.l: Distinguish unions from structures in the
12175 token type. Don't call find_structure; return the tag as a string.
12176 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
12177 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
12178 string. Reorganize typedef_struct production accordingly.
12179 Use create_nested_ptr_option.
12180 * gengtype.c (create_nested_ptr_option): New function.
12181 * gengtype.h: Declare it.
12183 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
12184 (string_type): Don't declare.
12185 (do_scalar_typedef): Declare.
12186 (create_scalar_type): Update prototype.
12187 * gengtype.c (string_type): Make static.
12188 (scalar_nonchar, scalar_char): New.
12189 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
12190 (resolve_typedef): Use scalar_nonchar for error recovery.
12191 (create_scalar_type): Remove name_len field. Return scalar_char
12192 or scalar_nonchar as appropriate.
12193 (adjust_field_type): Look at scalar_is_char boolean to decide whether
12194 to use string_type.
12195 (throughout): Use scalar_nonchar instead of calling
12196 create_scalar_type, whenever possible.
12197 (main): Initialize scalar_char and scalar_nonchar before calling
12199 * gengtype-lex.l: Adjust for removal of second argument to
12200 create_scalar_type. Use yylval.s instead of yylval.t when
12202 * gengtype-yacc.y: Type of SCALAR is string. Call
12203 create_scalar_type from type:SCALAR rule. Adjust for removal of
12204 second argument to create_scalar_type.
12206 * vec.h: Remove all #if IN_GENGTYPE blocks.
12207 Add comment saying that changes may require adjustments to gengtype.
12208 * gengtype.c: Don't include coretypes.h or tm.h.
12209 Add comment to inclusion of errors.h.
12210 (note_def_vec, note_def_vec_alloc): New functions.
12211 * gengtype.h: Declare new functions.
12212 * gengtype-lex.l: Don't include coretypes.h.
12213 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12215 (update_lineno): Remove unnecessary prototype.
12216 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
12217 (VEC rule): Just return VEC_TOKEN.
12218 * gengtype-yacc.y (VEC_TOKEN): New token type.
12219 (type): Add a production for VEC(a,b).
12220 * Makefile.in: Update dependencies.
12222 * gengtype-lex.l: Remove rules for parsing pointer-to-function
12223 typedefs that use the old PARAMS macro.
12225 * gengtype-lex.l: Remove all rules and states relating to yacc
12227 * gengtype-yacc.y: Similarly.
12228 * gengtype.c (note_yacc_type): Delete function.
12229 * gengtype.h: Update prototypes.
12231 2007-03-26 Joseph Myers <joseph@codesourcery.com>
12233 * tree-pretty-print.c (dump_generic_node): Report precision of
12234 unnamed integer types.
12236 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
12238 * ifcvt.c (noce_try_store_flag_constants): Don't check
12239 no_new_pseudos here.
12240 (noce_try_store_flag_constants): Don't check no_new_pseudos.
12241 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
12242 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
12243 noce_try_sign_mask): Likewise.
12244 (if_convert): Check no_new_pseudos here.
12246 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
12248 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
12249 (noce_get_condition): Handle new then_else_reversed argument.
12250 (noce_init_if_info): Remove, fold into noce_find_if_block.
12251 (noce_process_if_block): Take a struct noce_if_info as the
12252 argument. Don't set up one based on ce_if_info. Update pointer
12253 references accordingly.
12254 (cond_move_process_if_block): Likewise.
12255 (process_if_block): Removed.
12256 (find_if_block): Removed. Move functionality two new functions,
12257 noce_find_if_block and cond_exec_find_if_block.
12258 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
12259 blocks and the symmetric IF-ELSE-JOIN case.
12260 (cond_exec_find_if_block): Also new function mostly based on old
12261 find_if_block and process_if_block.
12262 (find_if_header): Replace find_if_block call with separately
12263 guarded calls to noce_find_if_block and cond_exec_find_if_block.
12264 (find_cond_trap): Update noce_get_condition call.
12265 (dead_or_predicable): Likewise.
12267 2007-03-26 Jakub Jelinek <jakub@redhat.com>
12269 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
12271 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
12272 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
12273 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
12274 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
12275 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
12276 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
12277 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12278 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
12279 __builtin_ia32_psrad128 builtins.
12281 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
12283 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
12284 * config/i386/constraints.md
12285 (define_constraint "I"): Use IN_RANGE macro.
12286 (define_constraint "J"): Ditto.
12287 (define_constraint "K"): Ditto.
12288 (define_constraint "M"): Ditto.
12289 (define_constraint "N"): Ditto.
12290 (define_constraint "O"): Ditto.
12291 * config/i386/predicates.md
12292 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
12293 (define_predicate "const_0_to_3_operand"): Ditto.
12294 (define_predicate "const_0_to_7_operand"): Ditto.
12295 (define_predicate "const_0_to_15_operand"): Ditto.
12296 (define_predicate "const_0_to_63_operand"): Ditto.
12297 (define_predicate "const_0_to_255_operand"): Ditto.
12298 (define_predicate "const_1_to_31_operand"): Ditto.
12299 (define_predicate "const_2_to_3_operand"): Ditto.
12300 (define_predicate "const_4_to_7_operand"): Ditto.
12302 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12304 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
12305 in SImode for save_world.
12306 * config/rs6000/altivec.md (save_world, restore_world): Convert to
12309 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
12311 PR tree-optimization/30784
12312 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
12315 2007-03-25 Revital Eres <eres@il.ibm.com>
12317 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
12318 Fold movement_possibility function into it.
12320 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12322 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
12323 (load_macho_picbase_{si,di}): Convert to LR hard reg.
12324 (call_indirect_nonlocal_darwin64): Same.
12325 (call_nonlocal_darwin64): Same.
12326 (call_value_indirect_nonlocal_darwin64): Same.
12327 (call_value_nonlocal_darwin64): Same.
12328 (sibcall_nonlocal_darwin64): Same.
12329 (sibcall_value_nonlocal_darwin64): Same.
12330 (sibcall_symbolic_64): Same.
12331 (sibcall_value_symbolic_64): Same.
12332 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
12334 (rs6000_emit_load_toc_table): Same.
12335 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
12336 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
12338 (divss_call): Same.
12339 (divus_call): Same.
12340 (quoss_call): Same.
12341 (quous_call): Same.
12342 (load_toc_v4_pic_si): Same
12343 (load_toc_v4_PIC_1): Same.
12344 (load_toc_v4_PIC_1b): Same.
12345 (call_indirect_aix{32,64}): Same.
12346 (call_value_indirect_aix{32,64}): Same.
12348 (call_value): Same.
12349 (call_local{32,64}): Same.
12350 (call_value_local{32,64}): Same.
12351 (call_indirect_nonlocal_aix{32,64}): Same.
12352 (call_nonlocal_aix{32,64}): Same.
12353 (call_value_indirect_nonlocal_aix{32,64}): Same.
12354 (call_value_nonlocal_aix{32,64}): Same.
12355 (call_indirect_nonlocal_sysv<mode>): Same.
12356 (call_nonlocal_sysv<mode>): Same.
12357 (call_value_indirect_nonlocal_sysv<mode>): Same.
12358 (call_value_nonlocal_sysv<mode>): Same.
12360 (sibcall_local{32,64}): Same.
12361 (sibcall_value_local{32,64}): Same.
12362 (sibcall_nonlocal_aix{32,64}): Same.
12363 (sibcall_value_nonlocal_aix{32,64}): Same.
12364 (sibcall_nonlocal_sysv<mode>): Same.
12365 (sibcall_value): Same.
12366 (sibcall_value_nonlocal_sysv<mode>): Same.
12368 2007-03-24 Paul Brook <paul@codesourcery.com>
12370 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
12371 * config/arm/linux-eabi.h: Remove legacy syscall hack.
12373 2007-03-24 Richard Henderson <rth@redhat.com>
12375 * config/ia64/constraints.md: New file.
12376 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
12377 satisfies_constraint_?.
12378 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
12379 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
12380 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
12381 ia64_output_mi_thunk): Likewise.
12382 (ia64_const_ok_for_letter_p): Remove.
12383 (ia64_const_double_ok_for_letter_p): Remove.
12384 (ia64_extra_constraint): Remove.
12385 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
12386 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
12387 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
12388 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
12389 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
12390 EXTRA_MEMORY_CONSTRAINT): Remove.
12391 * config/ia64/ia64.md: Include constriants.md. Replace
12392 CONST_OK_FOR_? with satisfies_constraint_?.
12394 2007-03-23 Michael Meissner <michael.meissner@amd.com>
12395 H.J. Lu <hongjiu.lu@intel.com>
12397 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
12399 (name macros): Use DPD_BID_NAME to convert names properly.
12401 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
12402 decimal floating point format.
12403 (init_floating_libfuncs): Change decimal functions so that they
12404 have a "bid_" prefix if the decimal system uses the BID format,
12405 and "dpd_" prefix if the decimal system uses the DPD format.
12406 (init_interclass_conv_libfuncs): Ditto.
12407 (init_intraclass_conv_libfuncs): Ditto.
12409 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12410 using the BID format.
12412 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12413 whether we are using the BID decimal format.
12414 * configure: Regenerate.
12416 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12417 the compiler has decimal floating point enabled. Define
12418 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12421 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12422 using the BID format.
12424 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12425 whether we are using the BID decimal format.
12426 * configure: Regenerate.
12428 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12429 the compiler has decimal floating point enabled. Define
12430 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12433 * doc/install.texi (--enable-decimal-float): Document BID and DPD
12434 options, and that it is enabled for i386/x86_64 systems.
12436 * Makefile.in (enable_decimal_float): New.
12438 (DECNUMINC): Add -I$(DECNUMFMT).
12439 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
12440 to $(DECNUMFMT) from $(DECNUM).
12442 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
12443 Substitute enable_decimal_float.
12444 * configure: Regenerated.
12447 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
12450 * configure.ac: Enable decimal float for x86_64-*-linux*.
12451 * configure: Regenerated.
12454 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
12455 decimal128ClearSign to flip and clear the sign bit in decimal128.
12456 (decimal_real_maxval): Set decimal128SetSign to set the sign
12459 2007-03-23 Ian Lance Taylor <iant@google.com>
12461 * fold-const.c (fold_binary): Correct warning for X - c >= X.
12463 2007-03-23 Ian Lance Taylor <iant@google.com>
12465 * tree-dump.c (dump_files): Correct comment.
12467 2007-03-23 Ian Lance Taylor <iant@google.com>
12469 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
12471 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
12473 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
12474 in cfglayout mode. Don't go into and out of cfglayout mode.
12475 Link the blocks in the order of the constructed traces.
12476 (rest_of_handle_tracer): Adjust call to tracer.
12477 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
12478 Don't go into cfglayout mode.
12479 (rtl_loop_done): Don't go out of cfglayout mode.
12480 * cfglayout.c (relink_block_chain): New function, split out from...
12481 (fixup_reorder_chain): ...here. Remove redundant checking.
12482 (cfg_layout_finalize): Don't clear the header, footer, and aux
12483 fields here, move the code to do so to relink_block_chain. Likewise
12484 for free_original_copy_tables.
12485 * rtl.h (tracer): Update prototype.
12486 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12487 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12488 mode. Use relink_block_chain to serialize the CFG according to the
12489 new basic block order. Move targetm.cannot_modify_jumps_p check from
12491 (gate_handle_reorder_blocks): ...to here.
12492 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12494 (gate_duplicate_computed_gotos): ...to here.
12495 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12496 something always changes when going into and out of cfglayout mode.
12497 Perform an expensive cfg cleanup while going into cfglayout mode.
12498 Always update liveness information on HAVE_conditional_execution
12499 targets. Reserialize the basic blocks and go out of cfglayout mode.
12500 * reg-stack.c: Include cfglayout.h.
12501 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12502 the call to reorder_basic_blocks.
12503 * basic-block.h (reorder_basic_blocks): Update prototype.
12504 (relink_block_chain): New prototype.
12505 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12507 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12509 * config/mips/mips.md (type, hazard, *movdi_32bit,
12510 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12511 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12512 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12513 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12514 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12516 (movcc): Change first xfer to multi.
12517 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12518 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12519 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12520 config/mips/generic.md: Change reservations using "xfer" to use
12522 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12523 using match_operand.
12524 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12525 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12527 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12529 2007-03-22 Richard Henderson <rth@redhat.com>
12531 * config/i386/i386.c: Remove unnecessary function declarations.
12532 Move targetm definition, and all related macros, to the end of
12533 the file. Resort some functions to put definitions before uses.
12534 (ix86_attribute_table): Make static. Move to end of file.
12535 (ix86_gimplify_va_arg): Make static.
12537 2007-03-22 Richard Henderson <rth@redhat.com>
12539 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12540 don't increase local_regparm with force_align_arg_pointer check.
12541 (ix86_function_sseregparm): Assert 32-bit.
12542 (type_has_variadic_args_p): New.
12543 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12544 type_has_variadic_args_p.
12545 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12546 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12547 use memset instead. Do maybe_vaarg check first; skip attribute
12548 tests if true; skip attribute tests for 64-bit.
12549 (construct_container): Remove TARGET_DEBUG_ARG.
12550 (function_arg_advance_32, function_arg_advance_64): Split out ...
12551 (function_arg_advance): ... from here.
12552 (function_arg_32, function_arg_64): Split out ...
12553 (function_arg): ... from here.
12554 (ix86_pass_by_reference): Tidy.
12555 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12556 (function_value_32): New, from parts of ix86_function_value
12557 and ix86_value_regno.
12558 (function_value_64): New, from parts of ix86_function_value
12559 and ix86_libcall_value.
12560 (ix86_function_value_1): New.
12561 (ix86_function_value, ix86_libcall_value): Use it.
12562 (return_in_memory_32, return_in_memory_64): Split out ...
12563 (ix86_return_in_memory): ... from here.
12564 (ix86_struct_value_rtx): Skip for 64-bit.
12565 (ix86_libcall_value, ix86_value_regno): Remove.
12566 (setup_incoming_varargs_64): Split out ...
12567 (ix86_setup_incoming_varargs): ... from here.
12568 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12569 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12570 * config/i386/i386-protos.h (ix86_function_value): Remove.
12571 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12573 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12576 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12577 infinities not supported, otherwise emit warning if -Woverflow. On
12578 underflow, emit warning if -Woverflow.
12579 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12581 * real.h (real_from_string): Update declaration
12583 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12584 Richard Henderson <rth@redhat.com>
12586 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12587 * calls.c (compute_argument_block_size, expand_call,
12588 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12589 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12590 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12591 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12592 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12593 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12594 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12595 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12598 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12600 * c-incpath.c (add_sysroot_to_chain): New.
12601 (merge_include_chains): Add sysroot argument. Call
12602 add_sysroot_to_chain if sysrooted.
12603 (register_include_chains): Update call to merge_include_chains.
12604 * doc/cppopts.texi: Document use of '=' in include directory
12607 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12609 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12610 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12611 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12612 insn pattern using X87MODEF12 mode macro.
12614 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12616 * regmove.c (regmove_optimize): Use reg_mentioned_p
12617 instead of reg_overlap_mentioned_p for DST.
12619 2007-03-21 Mike Stump <mrs@apple.com>
12621 * c.opt: Fixup for Objective-C/C++.
12623 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12625 * explow.c (convert_memory_address): Fold memory reference when
12626 POINTERS_EXTEND_UNSIGNED < 0
12628 2007-03-21 Richard Henderson <rth@redhat.com>
12631 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12632 * config/i386/mmintrin.h (__m64): Likewise.
12633 * config/i386/xmmintrin.h (__m128): Likewise.
12635 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12637 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12638 (VXWORKS_OS_CPP_BUILTINS): Define.
12639 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12640 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12642 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12644 * rtl.h (constant_pool_reference_p): Delete.
12645 (find_constant_src): Declare.
12646 * rtlanal.c (find_constant_src): New function.
12647 * simplify-rtx.c (constant_pool_reference_p): Delete.
12648 * config/i386/i386.md: Use find_constant_src instead of
12649 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12651 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12653 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12654 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12656 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12658 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12659 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12660 (arm_elf_asm_constructor): Use it.
12661 (arm_elf_asm_destructor): New function.
12663 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12667 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12669 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12671 2007-03-19 Andrew Haley <aph@redhat.com>
12673 PR tree-optimization/31264
12674 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12675 VIEW_CONVERT_EXPRs.
12677 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12679 PR rtl-optimization/30907
12680 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12681 (fwprop_init): Always call loop_optimizer_initialize.
12682 (fwprop_done): Always call loop_optimizer_finalize.
12683 (fwprop): We always have loop info now.
12684 (gate_fwprop_addr): Remove.
12685 (pass_fwprop_addr): Use gate_fwprop as gate.
12687 PR rtl-optimization/30841
12688 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12689 df_chain_alloc): Call df_reorganize_refs unconditionally.
12690 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12691 refs_organized to refs_organized_size.
12692 (df_ref_create_structure): Use refs_organized_size instead of
12693 bitmap_size if refs had been organized, and keep refs_organized_size
12695 * df.h (struct df_ref_info): Change refs_organized to
12696 refs_organized_size.
12697 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12700 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12702 * except.c (output_function_exception_table): Do not reference the
12703 EH personality routine for functions that do not require an
12706 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12709 * c-typeck.c (convert_for_assignment): Call comptypes for
12710 RECORD_TYPE or UNION_TYPE.
12712 PR inline-asm/30505
12713 * reload1.c (reload): Do invalid ASM checking after
12714 cleanup_subreg_operands.
12716 2007-03-19 Jeff Law <law@redhat.com>
12718 * tree-cfg.c (find_taken_edge): Tighten conditions for
12719 optimizing computed gotos.
12721 2007-03-19 Michael Matz <matz@suse.de>
12723 * builtins.c (expand_builtin_sync_operation,
12724 expand_builtin_compare_and_swap,
12725 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12728 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12729 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12732 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12734 * doc/tm.texi: Add brackets around the return type of
12735 TARGET_SECONDARY_RELOAD.
12737 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12738 Richard Guenther <rguenther@suse.de>
12740 PR tree-optimization/31254
12741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12742 Use handled_component_p () where appropriate. Continue
12743 propagating into the rhs if we propagated into an INDIRECT_REF
12746 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12748 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12749 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12750 (xde, xdee): Mode attributes adjusted to support DFP modes.
12751 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12752 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12753 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12754 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12755 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12756 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12757 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12759 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12760 "movsf"): Insn definitions removed.
12761 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12762 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12763 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12765 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12766 "reload_in<mode>", "reload_out<mode>"): Expander added.
12767 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12770 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12772 * config/s390/s390.md: Only non-functional changes. Renamed
12773 FPR mode macro to BFP all over the file.
12775 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12777 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12778 (op_type attribute): RRF instruction type added.
12779 (fT0): New mode attribute.
12780 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12781 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12782 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12783 instruction no secondary memory is needed when moving DFmode values
12784 between GPRs and FPRs.
12786 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12788 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12789 inverted and documentation adjusted.
12790 ("mhard-dfp", "msoft-dfp"): New options.
12791 * config/s390/s390.c (s390_handle_arch_option): New architecture
12793 (override_options): Sanity checks for the new options added.
12794 * config.gcc: New architecture switch: z9-ec.
12795 * config/s390/s390.h (processor_flags): PF_DFP added.
12796 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12797 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12798 when the bit is NOT set so remove it from the defaults.
12800 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12802 * genemit.c (main): Print include statement for dfp.h.
12803 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12806 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12808 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
12810 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
12813 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
12814 instead of PATTERN.
12816 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12818 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
12819 attr_length_call, output_call, output_indirect_call): Cleanup
12820 formatting of targetm calls.
12822 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12824 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
12826 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12828 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
12829 reservation, bypass and anti-bypass descriptions for these
12830 instructions. Update move patterns.
12831 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
12834 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
12836 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12837 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
12838 (get_initial_def_for_reduction): Likewise.
12840 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
12842 Fix PR tree-optimization/29922
12843 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
12844 (get_representative): Removed.
12845 (value_dies_in_block_x): Update for rvuse removal.
12846 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
12847 (compute_antic_aux): Handle when PHI nodes appear in
12848 non-single-successors.
12849 (dump_bitmap_of_names): Removed.
12850 (compute_antic_safe): Renamed and removed rvuse calculation.
12851 Calculate only antic safe.
12852 (insert_into_preds_of_block): Remove assert.
12853 (execute_pre): Update for renamed functions.
12854 (defer_or_phi_translate_block): New function.
12856 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12858 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
12859 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
12861 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
12862 Follow spelling conventions.
12864 * tree-data-ref.h: Remove the prototype for analyze_array.
12866 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
12868 PR tree-optimization/31041
12869 * tree-vect-transform.c (get_initial_def_for_induction): Call
12870 force_gimple_operand.
12872 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
12874 * ipa-type-escape.c (look_for_casts) : Revert code to use
12875 handled_component_p due to ada test a-numaux.adb.
12877 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
12879 * final.c (final_scan_insn): Alter the condition of a
12880 conditional trap if we have nonstandard CC.
12882 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12884 * configure.ac: Remove excess quoting from asm line 0 test.
12885 * configure: Rebuilt.
12887 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12889 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
12890 * c-common.c (convert_and_check): Move warning logic to...
12891 (warnings_for_convert_and_check): ...here. Define.
12892 * c-common.h (warnings_for_convert_and_check): Declare.
12894 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12896 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
12897 (output_call): Likewise.
12899 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12901 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
12903 2007-03-16 Richard Sandiford <richard@codesourcery.com>
12905 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
12907 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
12909 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
12910 opteron, athlon-64 and athlon-fx processor_alias_table entries.
12912 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
12914 PR tree-optimization/31183
12915 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12916 Use double_int instead of unsigned int for representing access_strides.
12917 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
12919 2007-03-16 Richard Guenther <rguenther@suse.de>
12921 PR tree-optimization/31146
12922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
12923 to allow recursion of forward_propagate_addr_expr.
12924 (forward_propagate_addr_into_variable_array_index): Likewise.
12925 (forward_propagate_addr_expr): Likewise.
12926 (tree_ssa_forward_propagate_single_use_vars): Likewise.
12927 (forward_propagate_addr_expr_1): Recurse on simple copies
12928 instead of propagating into them. Do so for useless conversions
12930 (forward_propagate_addr_expr): Clean up unused statements after
12933 2007-03-16 Richard Guenther <rguenther@suse.de>
12935 * builtins.c (expand_builtin_cexpi): Use the right argument
12936 for the expansion via cexp.
12938 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12940 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
12941 * configure: Rebuilt.
12943 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
12946 * dwarf2out.c (force_type_die): Adjust comment.
12947 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
12949 2007-03-15 DJ Delorie <dj@redhat.com>
12951 * config/frv/predicates.md (minmax_operator): Don't check operands
12954 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12956 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
12957 Update constant estimates of number of iterations.
12958 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
12959 argument renamed to "realistic".
12960 (compute_estimated_nb_iterations): Removed.
12961 (record_niter_bound): New function.
12962 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
12963 call record_nonwrapping_iv with upper = false.
12964 (infer_loop_bounds_from_signedness): Pass upper argument to
12965 record_nonwrapping_iv.
12966 (estimate_numbers_of_iterations_loop): Do not call
12967 compute_estimated_nb_iterations. Record estimate based on profile
12968 information. Initialize the constant estimates of number of
12970 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
12972 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
12973 number of iterations is too small.
12974 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
12975 (EST_NOT_AVAILABLE): Removed.
12976 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
12977 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
12980 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
12982 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
12983 Handle NE_EXPR guards.
12985 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12988 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
12989 Set also -pedantic-errors by default for the preprocessor unless
12990 -fpermissive is given.
12992 2007-03-15 Richard Guenther <rguenther@suse.de>
12994 PR middle-end/29719
12995 PR middle-end/31161
12996 * builtins.c (expand_builtin_cexpi): As a fallback if we
12997 don't have builtins for sincos or cexp create a function
12998 declaration for cexp and expand to a call to that.
12999 (expand_builtin_int_roundingfn): Always fall
13000 back to floor/ceil and its variants even if they may be
13003 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13005 PR middle-end/31159
13006 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13007 jump tables, move the call to delete_dead_jumptables from here...
13008 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13009 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13010 don't allow merging of blocks that try_redirect_by_replacing_jump
13011 also does not handle when not optimizing.
13013 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13014 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13016 * config/i386/i386.md (x86_sahf_1): Correctly handle
13019 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13022 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13023 x86_64_general_operand as operand[2] predicate. Remove "iF"
13024 from operand constraints and use "e" constraint instead.
13025 (*subti3_1, *subti3_1 splitter): Ditto.
13026 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13027 operand[1] predicate.
13029 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13031 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13032 arrays, multiply the access strides by the size of the sub-array.
13033 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13035 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13037 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13038 the configured assembler supports the sahf mnemonic.
13039 * configure: Regenerate.
13040 * config.in: Regenerate.
13042 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13043 emit "sahf" or ".byte\t0x9e" as asm template.
13045 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13048 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13049 option to replace hard coded TARGET_xxx in md file.
13050 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13051 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13052 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13053 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13054 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13055 (X86_TUNE_NOT_VECTORMODE): Ditto.
13056 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13057 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13058 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13059 (TUNE_SLOW_IMUL_IMM8): Ditto.
13060 (TUNE_MOVE_M1_VIA_OR): Ditto.
13061 (TUNE_NOT_UNPAIRABLE): Ditto.
13062 (TUNE_NOT_VECTORMODE): Ditto.
13064 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13067 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
13068 tuning options instead of hard coded TARGET_xxx.
13069 (fix ssemode peephole2's): Ditto.
13070 (imul peephole2's): Ditto.
13072 (movdi_or_rex64): Ditto.
13073 (move peephole2): Ditto.
13074 (not peephole2's): Ditto.
13076 2007-03-14 Dirk Mueller <dmueller@suse.de>
13078 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
13079 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
13080 * c-parser.c (c_parser_if_body): Always add an empty statement in case
13082 * c-parser.c (c_parser_do_statement): Warn about empty body in
13083 do/while statement.
13084 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
13085 * doc/invoke.texi (-Wempty-body): Update documentation.
13087 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13090 * c-common.h (warn_for_div_by_zero): Declare.
13091 * c-common.c (warn_for_div_by_zero): Define.
13092 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
13095 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13097 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
13098 to PREFIX and STANDARD_PREFIX.
13100 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13101 Phil Edwards <phil@codesourcery.com>
13103 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
13104 (__gthread_once_t): Remove busy field for RTPs.
13105 (__GTHREAD_ONCE_INIT): Update accordingly.
13107 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13109 * doc/invoke.texi: Document VxWorks options.
13111 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13113 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
13115 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
13117 PR tree-optimization/30590
13118 * tree-nrv.c (tree_nrv): Check for the partial update of the
13121 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13123 * flags.h (flag_random_seed): Remove declaration, in favor of...
13124 * toplev.h (get_random_seed, set_random_seed): ... these.
13125 * tree.c (get_file_function_name): Use the former.
13126 * opts.c (common_handle_option): Use the latter.
13129 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
13131 PR middle-end/31127
13132 * cse.c (cse_find_path): Do not bail out if a basic block that
13133 we already visited now becomes part of a path that starts at a
13134 different basic block. Just disallow this, to make sure we
13135 visit each basic block at most once.
13137 2007-03-13 Jan Hubicka <jh@suse.cz>
13139 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
13140 attributes, when profile esitmate is present, calls with very low
13141 frequency are cold.
13143 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
13145 PR tree-optimization/30730
13146 PR tree-optimization/26900
13147 * tree-ssa-loop-niter.c: Include gmp.h.
13148 (bounds): New type.
13149 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
13150 split_to_var_and_offset, determine_value_range,
13151 bound_difference_of_offsetted_base, refine_bounds_using_guard,
13152 bound_difference, bounds_add, bounds_negate,
13153 number_of_iterations_ne_max, dump_affine_iv): New functions.
13154 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
13155 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
13156 difference of initial and final value of control iv to validate
13158 (number_of_iterations_cond): Add loop parameter. Determine bounds
13159 on the difference of the extremes of the control iv. Add dumps.
13160 (expand_simple_operations): Handle phi nodes.
13161 (simplify_using_initial_conditions): Do not record used conditions.
13162 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
13163 Do not set additional_info.
13164 (implies_nonnegative_p, implies_ge_p): Removed.
13165 (derive_constant_upper_bound): Do not use parameter `additional'.
13166 (record_estimate): Parameter `additional' removed. Parameter
13167 `i_bound' added. Do not call derive_constant_upper_bound.
13168 (record_nonwrapping_iv): Use derive_constant_upper_bound to
13169 bound the number of iterations estimate.
13170 (estimate_numbers_of_iterations_loop): Pass the estimate from
13171 the number of iterations analysis to record_estimate.
13172 * tree.h (multiple_of_p): Declare.
13173 * tree-scalar-evolution.c (expression_expensive_p): Removed.
13174 (scev_const_prop): Do not check expression_expensive_p.
13175 * fold-const.c (multiple_of_p): Exported.
13176 * double-int.c (double_int_mask): Exported.
13177 * double-int.h (double_int_mask): Declare.
13178 * tree-flow.h (struct tree_niter_desc): Removed additional_info
13179 field. Added max field.
13181 2007-03-13 David Taylor <taylor@candd.org>
13184 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
13187 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13190 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
13191 two unamed patterns.
13193 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
13195 * config/i386/i386.opt (mcx16, msahf): New options.
13196 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
13197 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13199 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
13200 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
13201 Output -mcx16 and -msahf options when corresponding bit is set.
13203 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
13204 and -msahf options.
13206 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13208 * configure.ac: Test for assembler tolerance to # 0 "".
13209 * configure, config.in: Rebuilt.
13210 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
13212 2007-03-13 Geoffrey Keating <geoffk@apple.com>
13214 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
13216 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
13217 (handle_syscall): Handle direct system calls.
13218 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
13220 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13222 * doc/invoke.texi: Fix cpp.info cross-reference.
13223 * doc/passes.texi: Fix gcc.info cross-reference.
13225 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
13227 PR tree-optimization/30835
13228 * lambda-code.c (can_convert_to_perfect_nest): Check whether
13229 bb_for_stmt is not NULL before accessing it.
13231 2007-03-12 Joseph Myers <joseph@codesourcery.com>
13233 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
13236 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13239 * doc/install.texi: Document --enable-stage1-languages
13241 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
13243 * tree-pass.h (pass_into_cfg_layout_mode,
13244 pass_outof_cfg_layout_mode): Declare.
13245 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
13246 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
13247 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13248 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
13250 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
13252 * c-decl.c (warn_variable_length_array): New function.
13253 Refactored from grokdeclarator to handle warn_vla
13254 and handle unnamed array case.
13255 (grokdeclarator): Refactored VLA warning case.
13256 * c.opt (Wvla): New flag.
13257 * doc/invoke.texi (Wvla): New warning.
13259 2007-03-12 Richard Henderson <rth@redhat.com>
13261 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
13262 (TARGET_SECTION_TYPE_FLAGS): New.
13264 2007-03-12 Richard Henderson <rth@redhat.com>
13266 * config/darwin.c (machopic_reloc_rw_mask): New.
13267 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
13268 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
13270 2007-03-12 Mark Mitchell <mark@codesourcery.com>
13272 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
13273 * cppdefault.h (cpp_PREFIX): Document.
13274 (cpp_PREFIX_len): Likewise.
13275 (cpp_EXEC_PREFIX): New variable.
13276 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
13277 * c-incpath.c (add_standard_paths): Correct logic for relocating
13278 paths within prefix.
13280 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
13282 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
13283 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
13285 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
13286 fix_truncdfdi_sse using SSEMODEF mode macro.
13287 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
13288 fix_truncdfsi_sse using SSEMODEF mode macro.
13289 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
13290 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
13292 2007-03-12 Richard Sandiford <richard@codesourcery.com>
13294 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
13295 elfos.h to tm_file.
13297 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
13299 * tree.h : Add multiple_of_p declaration.
13300 * fold-const.c (multiple_of_p): Make multiple_of_p public.
13301 * ipa-type-escape.c (results_of_malloc): Redundant.
13302 (visited_stmts): New. Visited stmt for walk_use_def_chains.
13303 (cast_type): Extended with new members.
13304 (check_cast): Returns cast_type.
13305 (cast): New structure for data of walk_use_def_chains.
13306 (is_malloc_result, is_cast_from_non_pointer_1,
13307 is_cast_from_non_pointer,
13308 is_array_access_through_pointer_and_index): New functions.
13309 (look_for_casts): Returns cast types.
13310 (check_call): Returns void.
13311 (okay_pointer_operation): Use support of pointer plus index,
13312 pointer plus constant and allow all multiplications.
13314 2007-03-11 Richard Guenther <rguenther@suse.de>
13316 PR tree-optimization/31115
13317 * tree-vrp.c (extract_range_from_binary_expr): Make sure
13318 the shift count is positive and non-anti-range for RSHIFT_EXPR.
13319 A shift count of zero is not special as with *_DIV_EXPR.
13320 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
13323 2007-03-11 Ian Lance Taylor <iant@google.com>
13325 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
13326 the *_DIV_EXPR codes correctly with overflow infinities.
13328 2007-03-11 Ira Rosen <irar@il.ibm.com>
13330 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
13331 indicate success/failure of the analysis. Add negation to subtrahend
13332 in case of subtraction. Fail if both operands contain constants.
13333 (create_data_ref): Fail if analyze_offset fails.
13335 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
13337 * config/i386/i386.md (frndintxf2): Rename to ...
13338 (rintxf2): ... this. Remove expander having same name.
13339 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13340 (roundsf2, rounddf2): Ditto.
13341 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
13342 (lround<mode>di2, lround<mode>si2): Ditto.
13344 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
13346 * lower-subreg.c: Include except.h.
13347 (decompose_multiword_subregs): Verify that the only control flow
13348 insns we can split are loads to multi-words pseudos.
13349 Handle breaking such blocks after splitting, instead of calling
13350 find_many_sub_basic_blocks.
13352 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
13353 on the new basic block. Add a lengthy comment explaining why we
13354 thought this was necessary.
13355 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
13357 2007-03-10 Mark Mitchell <mark@codesourcery.com>
13360 * tree.c (walk_type_fields): Recurse into the element type of
13361 ARRAY_TYPEs if there is a pointer set.
13363 2007-03-10 Dirk Mueller <dmueller@suse.de>
13365 * c-common.c (warn_logical_operator): Fix condition.
13367 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
13369 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
13371 * config/darwin.c (machopic_select_section): Remove superfluous
13372 argument in call to categorize_decl_for_section. Remove unused
13375 2007-03-10 Joseph Myers <joseph@codesourcery.com>
13377 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
13379 * configure: Regenerate.
13381 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
13384 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
13385 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
13386 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
13387 Add LABEL_NUSES to emitted label.
13388 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
13389 branch probability value to emitted jump insn.
13390 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
13391 Do not check life information and do not re-arrange input operands
13392 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
13394 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13396 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
13397 the change of decode_asm_operands.
13399 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13401 * mode-switching.c (create_pre_exit): Skip blockage insn.
13403 2007-03-09 Diego Novillo <dnovillo@redhat.com>
13405 * tree-pass.h (TODO_update_smt_usage): Remove.
13407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13411 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13413 * pa.c (attr_length_call): Revise condition for long
13414 pc-relative branch.
13415 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
13416 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
13417 sequence on SOM target.
13419 2007-03-09 Geoffrey Keating <geoffk@apple.com>
13421 * gcc.c: Document %{, in big comment at top.
13422 (input_suffix_matches): Remove special handling for .s and
13424 (input_spec_matches): New.
13425 (handle_braces): Handle %{,.
13426 (validate_switches): ',' indicates a value which is not a switch.
13427 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
13428 to detect assembler input.
13429 * config/i386/sol2.h (CPP_SPEC): Likewise.
13430 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
13431 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13432 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
13433 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13434 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
13435 -m64 causes deployment target to default to 10.5.
13436 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13438 2007-03-09 Richard Henderson <rth@redhat.com>
13441 * target.h (targetm.asm.out.reloc_rw_mask): New.
13442 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
13443 (TARGET_ASM_OUT): Use it.
13444 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
13445 * varasm.c (categorize_decl_for_section): Remove shlib argument;
13446 use the new reloc_rw_mask target hook instead.
13447 (default_section_type_flags_1): Merge into...
13448 (default_section_type_flags): ... here.
13449 (decl_readonly_section_1): Merge into...
13450 (decl_readonly_section): ... here.
13451 (default_elf_select_section_1): Merge into...
13452 (default_elf_select_section): ... here.
13453 (default_unique_section_1): Merge into...
13454 (default_unique_section): ... here.
13455 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
13456 (default_select_rtx_section): Use it.
13457 (default_elf_select_rtx_section): Likewise.
13458 * output.h: Update to match.
13459 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
13460 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
13461 (TARGET_ASM_RELOC_RW_MASK): New.
13462 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
13463 to categorize_decl_for_section.
13464 (x86_64_elf_unique_section): Likewise.
13465 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
13466 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
13467 (TARGET_ASM_RELOC_RW_MASK): New.
13468 * config/ia64/ia64.c (ia64_rwreloc_select_section,
13469 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
13470 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
13471 (TARGET_RWRELOC): Remove.
13472 (ia64_section_type_flags): Adjust call to default_section_type_flags.
13473 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13474 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
13475 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
13476 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
13477 (rs6000_xcoff_select_section): Use decl_readonly_section.
13478 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
13479 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13480 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
13481 (TARGET_SECTION_TYPE_FLAGS): Remove.
13482 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
13484 2007-03-09 Roger Sayle <roger@eyesopen.com>
13486 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13487 complex constant equality/inequality comparisons for here.
13488 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13489 known at compile-time or can be simplified to a scalar comparison.
13490 (fold_relational_const): Move compile-time evaluation of complex
13491 constant equality/inequality comparisons to here.
13493 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13495 PR rtl-optimization/30643
13496 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13498 (fold_rtx): Recurse, like before 2006-11-03.
13500 2007-03-09 DJ Delorie <dj@redhat.com>
13502 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13505 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13507 PR tree-optimization/30375
13508 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13509 LHS of statements is not the same.
13510 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13512 2007-03-09 Chao-ying Fu <fu@mips.com>
13514 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13516 * doc/invoke.texi (-mdspr2): Document new option.
13517 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13518 New unspec for DSP REV 2.
13519 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13520 these instructions are extended in DSP REV 2.
13521 (mips-dspr2.md): Include.
13522 * config/mips/mips.opt (mdspr2): New option.
13523 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13524 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13525 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13526 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13527 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13528 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13529 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13531 (bdesc_map): Add one field of unsupported_target_flags.
13532 (bdesc_arrays): Update entries to have extra fields. Add
13534 (mips_init_builtins): Initialize new function types.
13535 Check unsupported_target_fileds to filter out builtins.
13536 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13538 (ASM_SPEC): Pass mdspr2 to the assembler.
13539 * config/mips/mips-dspr2.md: New file.
13541 2007-03-09 Sa Liu <saliu@de.ibm.com>
13543 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13545 2007-03-09 Ian Lance Taylor <iant@google.com>
13547 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13548 argument) like -Wstrict-overflow=2.
13549 * doc/invoke.texi (Warning Options): Update documentation.
13551 2007-03-09 Dirk Mueller <dmueller@suse.de>
13554 * doc/invoke.texi (-Wlogical-op): Document.
13555 * common.opt (-Wlogical-op): New.
13556 * c-common.h (warn_logical_operator): Declare.
13557 * c-common.c (warn_logical_operator): Define.
13558 * c-typeck.c (parser_build_binary_op): Call
13559 warn_logical_operator.
13561 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13563 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13564 * final.c (final_scan_insn): Test for non-"" file name.
13566 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13568 * doc/loop.texi: Document the Omega linear constraints solver.
13569 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13570 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13571 omega-hash-table-size, omega-max-keys, and
13572 omega-eliminate-redundant-constraints.
13573 * tree-pass.h (pass_check_data_deps): Declared.
13576 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13577 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13578 pass_check_data_deps): New.
13579 * tree-data-ref.c (init_data_ref): Remove declaration.
13580 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13581 (analyze_array): Renamed init_array_ref, move up initializations.
13582 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13583 Removed arguments that are set to NULL.
13584 (analyze_indirect_ref): Correct indentation, correct call to
13586 (object_analysis): Call init_array_ref instead of analyze_array.
13587 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13588 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13589 of DR_ACCESS_FNS_ADDR.
13590 (init_omega_eq_with_af, omega_extract_distance_vectors,
13591 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13592 ddr_consistent_p): New.
13593 (compute_affine_dependence): Check consistency of ddrs when
13594 flag_check_data_deps is passed.
13595 (analyze_all_data_dependences): Uncomment.
13596 (tree_check_data_deps): New.
13597 * tree-data-ref.h: Include omega.h.
13598 (DR_ACCESS_FNS_ADDR): Removed.
13599 (data_dependence_relation): Add inner_loop.
13600 (DDR_INNER_LOOP): New.
13601 * common.opt (fcheck-data-deps): New.
13602 * tree-flow.h (tree_check_data_deps): Declare.
13603 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13604 (OBJS-common): Depend on omega.o.
13606 * passes.c (pass_check_data_deps): Scheduled.
13607 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13608 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13609 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13610 PARAM_VECT_MAX_VERSION_CHECKS,
13611 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13613 2007-03-09 Richard Guenther <rguenther@suse.de>
13615 PR tree-optimization/30904
13616 PR middle-end/31058
13617 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13618 the same way as *_DIV_EXPR.
13620 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13622 * recog.c (decode_asm_operands): No mixed declarations and code.
13624 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13626 * rtl.def (ASM_INPUT): Add location.
13627 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13628 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13629 (decode_asm_operands): Add loc operand.
13630 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13631 * stmt.c (expand_asm): Rename to...
13632 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13633 gen_rtx_ASM_INPUT_loc.
13634 (expand_asm_expr): Adjust.
13635 * recog.c (decode_asm_operands): Add loc operand.
13636 (check_asm_operands, extract_insn): Adjust.
13637 * reload1.c (maybe_fix_stack_asms): Likewise.
13638 * final.c (asm_insn_count): Likewise.
13639 (final_scan_insn): Output # line before and after asm.
13641 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13643 * tree-ssa-structalias.c (variable_info): Remove
13645 (new_var_info): Ditto.
13646 (shared_bitmap_info_t): New structure.
13647 (shared_bitmap_table): New variable.
13648 (shared_bitmap_hash): New function.
13649 (shared_bitmap_eq): Ditto
13650 (shared_bitmap_lookup): Ditto.
13651 (shared_bitmap_add): Ditto.
13652 (merge_smts_into): Change to take bitmap directly.
13653 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13654 (init_alias_vars): Init shared bitmap hashtable.
13655 (delete_points_to_sets): Delete shared bitmap hashtable.
13656 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13657 is_aliased removal as a change that was still necessary was
13660 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13662 * config/i386/i386.h (override_options): Conditionally disable
13663 x86_sahf for 64bit targets only.
13665 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13668 * c-decl.c (merge_decls): Don't call make_var_volatile.
13669 * varasm.c (make_var_volatile): Remove.
13670 * output.h (make_var_volatile): Remove.
13672 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13674 PR tree-optimization/31085
13675 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13677 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13679 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13680 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13681 ATTR_CONST_NOTHROW_LIST.
13683 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13686 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13688 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13690 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13693 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13695 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13696 passed, use shared libgcc.
13698 2007-03-08 Roger Sayle <roger@eyesopen.com>
13700 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13701 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13702 (honor_protect_cleanup_actions, lower_try_finally_switch):
13704 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13705 ifc_temp_var): Likewise.
13706 * tree-inline.c (setup_one_parameter): Likewise.
13707 * tree-mudflap.c (mf_decl_cache_locals,
13708 mf_build_check_statement_for): Likewise.
13709 * tree-nested.c (init_tmp_var, save_tmp_var,
13710 finalize_nesting_tree_1): Likewise.
13711 * tree-outof-ssa.c (insert_copy_on_edge,
13712 insert_backedge_copies): Likewise.
13713 * tree-profile.c (tree_gen_edge_profiler,
13714 tree_gen_ic_profiler): Likewise.
13715 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13716 * tree-sra.c (sra_build_assignment): Likewise.
13717 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13718 * tree-ssa-math-opts.c (insert_reciprocals,
13719 execute_cse_sincos_1): Likewise.
13720 * tree-tailcall.c (adjust_accumulator_values,
13721 adjust_return_value): Likewise.
13722 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13723 * tree-vect-transform.c (vect_create_data_ref_ptr,
13724 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13725 vect_create_epilog_for_reduction, vectorizable_reduction,
13726 vectorizable_call, vectorizable_conversion,
13727 vectorizable_assignment, vectorizable_operation,
13728 vectorizable_type_demotion, vect_gen_widened_results_half,
13729 vect_permute_store_chain, vectorizable_store,
13730 vect_setup_realignment, vect_permute_load_chain,
13731 vectorizable_load, vectorizable_condition,
13732 vect_create_cond_for_align_checks): Likewise.
13733 * tree-vrp.c (build_assert_expr_for): Likewise.
13735 2007-03-08 Ian Lance Taylor <iant@google.com>
13737 * tree-vrp.c: Include "intl.h".
13738 (usable_range_p): New static function.
13739 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13740 overflowed values, juts set *strict_overflow_p.
13741 (compare_values): Only return -2 if one of the operands is not a
13743 (compare_ranges): Call usable_range_p.
13744 (compare_range_with_value): Likewise.
13745 (vrp_evaluate_conditional_warnv): Rename from
13746 vrp_evaluate_conditional. Make static. Change all callers.
13747 (vrp_evaluate_conditional): New function.
13748 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13749 on signed overflow.
13750 (simplify_abs_using_ranges): Likewise.
13751 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13752 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13753 within_stmt parameter.
13754 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13755 vrp_evaluate_conditional.
13756 * tree-ssa-threadedge.c
13757 (record_temporary_equivalences_from_stmts_at_dest): Change
13758 simplify parameter to take a second tree parameter.
13759 (simplify_control_stmt_condition): Likewise.
13760 (thread_across_edge): Likewise.
13761 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13762 (thread_across_edge): Likewise.
13763 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13765 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13767 * config/i386/i386.h (TARGET_SAHF): New define.
13768 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13769 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13770 (x86_sahf): New global variable.
13771 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13772 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13773 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13774 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13776 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13777 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13778 when expanding fcomi/sahf based tests.
13779 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13780 expanding sahf based alternative. Emit sahf based sequence when
13781 optimizing for code size.
13782 * config/i386/i386.md (x86_sahf_1): Do not disable for
13783 TARGET_64BIT, enable for TARGET_SAHF.
13785 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13787 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13788 spurious whitespace from error message.
13790 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13793 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13795 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13797 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13799 * tree-sra.c (instantiate_element): Propagate disabled warnings
13800 from the element itself to the created variable.
13802 2007-03-07 Richard Henderson <rth@redhat.com>
13805 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13806 silently fix up the stack in the case of a missing register.
13808 2007-03-07 Paul Brook <paul@codesourcery.com>
13810 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
13812 2007-03-07 Joseph Myers <joseph@codesourcery.com>
13814 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
13816 (phase1_vrs): Use them.
13817 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
13818 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
13819 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
13820 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
13821 __gnu_Unwind_Restore_WMMXC if required.
13822 (_Unwind_VRS_Pop): Implement iWMMXt support.
13823 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
13824 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
13825 gnu_Unwind_Save_WMMXC): Define.
13827 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13829 * config/vxworks.h (vxworks_override_options): Declare.
13830 (VXWORKS_OVERRIDE_OPTIONS): Use it.
13831 * config/vxworks.c: Include target.h and toplev.h.
13832 (vxworks_override_options): New function.
13833 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
13835 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
13837 * config/s390/s390.c (override_options): Don't emit an error when
13838 -mstack-size is used without providing -mstack-guard.
13839 (s390_emit_prologue): Choose stack_guard value automatically if not
13840 provided via command line.
13841 * doc/invoke.texi: Adjust description of -mstack-guard and
13844 2007-03-07 Richard Sandiford <richard@codesourcery.com>
13846 * config/i386/i386.c (output_set_got): Add a GOT initialization
13847 sequence for VxWorks PIC.
13848 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
13849 around labels as well as symbols. Use gotoff_operand instead
13850 of local_symbolic_operand.
13851 (legitimize_pic_address): Use gotoff_operand instead of
13852 local_symbolic_operand. Use @GOT accesses for labels as
13854 (ix86_output_addr_diff_elt): Use PC-relative rather than
13855 GP-relative offsets for VxWorks PIC.
13856 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
13857 no_new_pseudos. Check whether the returned register is op0.
13858 * config/i386/i386.md (tablejump): Use PC-relative rather than
13859 GP-relative offsets for VxWorks PIC.
13860 * config/i386/predicates.md (gotoff_operand): New predicate.
13862 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13864 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
13866 * config/vxworks-dummy.h: New file.
13867 * config/i386/i386.h: Include it.
13869 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
13871 * dwarf2out.c (is_inlined_entry_point): New
13872 (add_high_low_attributes): Emit DW_AT_entry_pc along with
13873 DW_AT_ranges if the first subblock is the entry point.
13875 2007-03-06 David Daney <ddaney@avtrex.com>
13877 * doc/install.texi (mips-*-*): Change recommended binutils
13880 2007-03-06 Anatoly Sokolov <aesok@post.ru>
13882 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
13883 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
13885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13886 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13888 2007-03-06 Jan Hubicka <jh@suse.cz>
13890 * errors.h (warning, error, fatal, internal_error): Mark as cold.
13891 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
13893 (probably_cold_bb_p): Cold functions are cold.
13894 (probably_never_executed_bb_p): Cold functions are cold.
13895 (tree_bb_level_predictions): Predict calls to cold functions as not
13897 (compute_function_frequency): Check hot/cold attributes.
13898 * function.h (function_frequency): Update comments.
13899 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
13900 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
13901 (c_common_att): Add cold and hot.
13903 * doc/extend.texi (hot,cold attributes): Document.
13905 2007-03-06 Andrew Haley <aph@redhat.com>
13907 * function.c (expand_function_end): Move blockage to just after we
13908 emit the label for the naked return from the function.
13910 2007-03-06 Richard Sandiford <richard@codesourcery.com>
13912 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
13915 2007-03-06 Jan Hubicka <jh@suse.cz>
13917 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
13918 loaded for constant large models. Non-large 64bit PIC can do.
13919 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
13920 * cmodel.h: Add LARGE PIC.
13921 * i386.md (UNSPEC_PLTOFF): New.
13922 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
13924 (*call_1_rex64): Disable for large models.
13925 (*call_1_rex64_large): New.
13926 (*call_value_1_rex64): Disable for large models.
13927 (*call_value_1_rex64_large): New.
13928 (set_rip_rex4): New.
13929 (set_got_offset_rex64): New.
13930 * predicates.md (constant_call_address_operand): For large model
13931 constant calls are not possible.
13932 * i386-protos.h (construct_plt_address): Declare.
13933 * i386.c (override_options): Accept large models.
13934 (ix86_expand_prologue): Expand large PIC GOT pointer load.
13935 (legitimate_constant_p): Add new UNSPECs.
13936 (legitimate_pic_operand_p): Likewise.
13937 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
13938 (legitimize_pic_address): Do easy RIP relative way for TLS only for
13940 (output_pic_addr_const): Add PLTOFF.
13941 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
13942 (ix86_expand_move): Legitimize pic address when in PIC mode.
13943 (construct_plt_address): New function.
13944 (ix86_expand_call): Offload the address to register and use GOT
13945 pointer for large model.
13946 * invoke.texi (mcmodel=large): Update documentation.
13948 2007-03-06 Richard Henderson <rth@redhat.com>
13950 * config/i386/i386.c (x86_use_leave, x86_push_memory,
13951 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
13952 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
13953 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
13954 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
13955 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
13956 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
13957 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
13958 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
13959 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
13960 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13961 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
13962 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13963 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13964 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
13965 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
13966 x86_schedule, x86_use_bt, x86_pad_returns,
13967 x86_use_xchgb): Merge into ...
13968 (ix86_tune_features): ... here. New array.
13969 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13970 x86_bswap): Merge into ...
13971 (ix86_arch_features): ... here. New array.
13972 (x86_3dnow_a): Remove.
13973 (x86_accumulate_outgoing_args): Make static.
13974 (x86_arch_always_fancy_math_387): Make static.
13975 (ix86_tune_mask, ix86_arch_mask): Move ...
13976 (override_options): ... to local variables here. Apply the
13977 appropriate mask to each element of ix86_arch_features and
13978 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
13979 as were done in the old macros.
13980 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
13981 * config/i386/i386.h (x86_use_leave, x86_push_memory,
13982 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
13983 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
13984 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
13985 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
13986 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
13987 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
13988 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
13989 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
13990 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
13991 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13992 x86_accumulate_outgoing_args, x86_prologue_using_move,
13993 x86_epilogue_using_move, x86_decompose_lea,
13994 x86_arch_always_fancy_math_387, x86_shift1,
13995 x86_sse_partial_reg_dependency, x86_sse_split_regs,
13996 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
13997 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
13998 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
13999 x86_use_incdec, x86_pad_returns, x86_bswap,
14000 x86_partial_flag_reg_stall): Remove.
14001 (enum ix86_tune_indices): New.
14002 (ix86_tune_features): New.
14003 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14004 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14005 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14006 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14007 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14008 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14009 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14010 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14011 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14012 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14013 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14014 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14015 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14016 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14017 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14018 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14019 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14020 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14021 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14022 TARGET_EXT_80387_CONSTANTS): Use it.
14023 (enum ix86_arch_indices): New.
14024 (ix86_arch_features): New.
14025 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14026 TARGET_BSWAP): Use it.
14027 (ix86_tune_mask, ix86_arch_mask): Remove.
14029 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14032 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14033 Define using $${sysroot_headers_suffix}.
14034 * configure: Regenerate.
14035 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14036 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14038 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14039 * gcc.c (print_sysroot_headers_suffix): New.
14040 (option_map): Include --print-sysroot-headers-suffix.
14041 (display_help): Mention -print-sysroot-headers-suffix.
14042 (process_command): Handle -print-sysroot-headers-suffix.
14043 (do_spec_1): Append multilib directory to include-fixed path if
14044 sysroot suffixes in use.
14045 (main): Handle -print-sysroot-headers-suffix.
14046 * Makefile.in (start.encap): Don't depend on xlimits.h
14047 (xlimits.h): Remove.
14048 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14049 limits.h for each multilib in fixinc_list.
14050 (fixinc_list, s-fixinc_list): New.
14051 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14052 generate them for each multilib in fixinc_list.
14053 (stmp-fixproto): Use include-fixed. Run fixproto for each
14054 multilib in fixinc_list.
14055 (mostlyclean): Don't remove xlimits.h.
14056 (clean): Remove include-fixed.
14057 (real-install-headers-tar, real-install-headers-cpio,
14058 real-install-headers-cp): Don't copy include, only include-fixed.
14059 (install-mkheaders): Depend on fixinc_list. Don't depend on
14060 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14061 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14062 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14064 2007-03-06 Jan Hubicka <jh@suse.cz>
14066 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
14069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14071 * configure.ac: Allow tm_file to contain build-directory files.
14072 * configure: Regenerate.
14073 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
14074 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
14075 * config/m68k/print-sysroot-suffix.sh: New file.
14077 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14079 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
14080 of pic_offset_table_rtx if reload_completed.
14081 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
14082 PIC_OFFSET_TABLE_REGNUM.
14083 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
14085 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
14086 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
14088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14090 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14091 functions that call eh_return.
14093 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14095 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14096 functions that need a constant pool.
14098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14101 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
14102 (m68k_preferred_reload_class): Likewise.
14103 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
14104 (SECONDARY_RELOAD_CLASS): Define.
14105 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
14106 (LIMIT_RELOAD_CLASS): Delete.
14107 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
14108 registers from storing bytes.
14109 (m68k_secondary_reload_class): New function.
14110 (m68k_preferred_reload_class): Likewise.
14112 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14114 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
14116 (m68k_expand_prologue): Likewise.
14118 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14120 * config/m68k/m68k-protos.h (output_sibcall): Declare.
14121 (mips_expand_epilogue): Add a bool parameter.
14122 (m68k_legitimize_sibcall_address): Declare.
14123 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
14124 (m68k_expand_epilogue): Add a parameter to select between sibling
14125 and normal epilogues. Only generate a return for the latter.
14126 (m68k_ok_for_sibcall_p): New function.
14127 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
14128 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
14129 (sibcall_value, *sibcall_value): Likewise.
14130 (*call, *call_value): Require !SIBLING_CALL_P.
14131 (epilogue): Update call to m68k_expand_epilogue.
14132 (sibcall_epilogue): New pattern.
14133 * config/m68k/predicates.md (const_call_operand): Say that this
14134 predicate applies to sibling calls too.
14135 (sibcall_operand): New predicate.
14137 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14139 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
14140 alternatives as movsi_cf.
14141 (movsf_cf_hard): Add commentary.
14143 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
14144 Richard Sandiford <richard@codesourcery.com>
14146 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
14147 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
14148 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
14149 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
14150 as being live on exit from an interrupt function.
14151 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
14152 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
14153 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
14154 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
14155 (m68k_interrupt_function_p): Globalize.
14156 (m68k_compute_frame_layout): Remove reverse mask code.
14157 (m68k_emit_movem, m68k_set_frame_related): New functions.
14158 (m68k_output_function_prologue): Delete in favor of...
14159 (m68k_expand_prologue): ...this new function.
14160 (m68k_output_function_epilogue): Delete in favor of...
14161 (m68k_expand_epilogue): ...this new function.
14162 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
14164 (print_operand): Handle %?.
14165 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
14166 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
14167 (prologue, epilogue): New patterns.
14168 (return): Turn into a define_expand.
14169 (*return): New pattern, derived from old "return" pattern. Use rte
14170 rather than rts for interrupt functions. Only use rtd if the pop
14172 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
14173 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
14174 (link, *link, unlink, *unlink, load_got): Likewise.
14176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14180 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
14181 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
14182 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
14183 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
14184 and m68k_matches_u_p.
14185 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
14186 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
14187 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
14188 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
14189 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
14190 (REG_STRICT_P): New macro.
14191 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
14192 PCREL_GENERAL_OPERAND_OK.
14193 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
14194 m68k_legitimate_base_reg_p.
14195 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
14196 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
14197 (PIC_CASE_VECTOR_ADDRESS): Update comment.
14198 * config/m68k/m68k.c (m68k_address): New structure.
14199 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
14200 (m68k_decompose_index, m68k_legitimate_constant_address_p)
14201 (m68k_jump_table_ref_p, m68k_decompose_address)
14202 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
14203 (m68k_matches_u_p): New functions.
14204 (print_operand_address): Rewrite to use m68k_decompose_index.
14206 2007-03-05 David Taylor <dtaylor@emc.com>
14208 * gcc.c: Correct copyright date in --version output.
14210 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14212 * pa.md: In unamed move patterns, disparge copies between general
14213 and floating point registers using '?' modifier. Don't include 'f'
14214 constraint for register preferences in DImode, SImode, HImode and
14215 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
14216 Remove constraints for copies between general and floating registers
14217 in soft-float DFmode pattern.
14218 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
14222 2007-03-05 Mike Stump <mrs@apple.com>
14224 * c-common.c (targetcm): Add.
14225 * c-opts.c (c_common_handle_option): Handle language specific
14227 * opts.c (handle_option): Verify language for target options, if
14229 * opth-gen.awk: Add CL_LANG_ALL.
14230 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
14231 (TARGETCM_INITIALIZER): Add.
14232 * target.h (struct gcc_targetcm): Add.
14234 * targhooks.c (default_handle_c_option): Add.
14235 * targhooks.h (default_handle_c_option): Add.
14236 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
14238 * config/darwin.opt (iframework): Add.
14239 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
14240 * config/darwin-c.c (handle_c_option): Add.
14241 (TARGET_HANDLE_C_OPTION): Add.
14243 * doc/invoke.texi (Darwin Options): Add -iframework.
14245 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14247 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
14250 2007-03-05 Ian Lance Taylor <iant@google.com>
14252 * c.opt (fgnu89-inline): New option.
14253 * c-opts.c (c_common_post_options): Set default value for
14255 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
14256 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
14258 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
14259 (grokdeclarator, start_function): Likewise.
14260 * c-cppbuiltin.c (c_cpp_builtins): Define either
14261 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
14262 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
14263 (C Dialect Options): Document -fgnu89-inline.
14264 * doc/extend.texi (Function Attributes): Explain what the
14265 gnu_inline attribute does.
14266 * doc/cpp.texi (Common Predefined Macros): Document
14267 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14269 2007-03-05 Ian Lance Taylor <iant@google.com>
14271 PR tree-optimization/31034
14272 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
14273 half-range if the other side is an overflow infinity.
14275 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14277 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
14278 (bfin*-linux-uclibc*): New configuration.
14279 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
14281 * config/bfin/linux.h: New file.
14282 * config/bfin/libgcc-bfin.ver: New file.
14283 * config/bfin/t-bfin-uclinux: New file.
14284 * config/bfin/t-bfin-linux: New file.
14285 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
14286 (TARGET_OS_CPP_BUILTINS): New macro.
14288 2007-03-05 Richard Guenther <rguenther@suse.de>
14290 * fold-const.c (fold_binary): Remove duplicate folding
14291 of comparison of non-null ADDR_EXPR against null.
14293 2007-03-05 Richard Guenther <rguenther@suse.de>
14294 Dorit Nuzman <dorit@il.ibm.com>
14296 PR tree-optimization/26420
14297 * tree-vectorizer.c (vectorize_loops): Bail out early if there
14298 are no loops in the function. Only print the number of
14299 vectorized loops if it is greater than zero or we are supposed
14300 to print information about unvectorized loops.
14302 2007-03-05 Revital Eres <eres@il.ibm.com>
14304 * gcc.dg/var-expand1.c: New test.
14305 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
14306 when an accumulator is expanded.
14308 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14311 * c-common.c (convert_and_check): Don't give warnings for
14312 conversion if 'expr' already overflowed.
14314 2007-03-04 Roger Sayle <roger@eyesopen.com>
14316 PR middle-end/30744
14317 * fold-const.c (fold_comparison): Enforce type consistency when
14318 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
14320 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
14322 * tree-ssa-address.c (create_mem_ref): Do not put an expression
14323 containing a cast to the base of TARGET_MEM_REF.
14325 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
14327 * tree.c (tree_contains_struct_check_failed): Remove spurious
14328 whitespace from error message.
14330 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
14333 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
14334 instead of precision.
14336 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
14337 Nathan Sidwell <nathan@codesourcery.com>
14339 * emit-rtl.c (find_auto_inc): New.
14340 (try_split): recreate REG_INC notes,
14341 Use regular for loops rather than whiles.
14343 2007-03-03 Andreas Schwab <schwab@suse.de>
14345 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
14346 * configure: Regenerate.
14348 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14350 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
14351 flag_rounding_math, not flag_unsafe_math_optimizations.
14353 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
14355 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
14356 alpha_fold_vector_minmax): Likewise.
14357 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
14358 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14360 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14362 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
14363 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
14364 if the lhs has side-effects.
14365 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
14367 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14369 * config/i386/i386.h (TUNEMASK): Remove define.
14370 (ARCHMASK): Remove define.
14371 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
14372 Use ix86_arch_mask variable instead of ARCHMASK.
14373 * config/i386/i386.c (override_options): Ditto.
14374 (standard_80387_constant_p): Ditto.
14376 2007-03-02 Ian Lance Taylor <iant@google.com>
14378 Used signed infinities in VRP.
14379 * tree-vrp.c (uses_overflow_infinity): New static function.
14380 (supports_overflow_infinity): New static function.
14381 (make_overflow_infinity): New static function.
14382 (negative_overflow_infinity): New static function.
14383 (positive_overflow_infinity): New static function.
14384 (is_negative_overflow_infinity): New static function.
14385 (is_positive_overflow_infinity): New static function.
14386 (is_overflow_infinity): New static function.
14387 (overflow_infinity_range_p): New static function.
14388 (compare_values_warnv): New function split out of compare_values.
14389 (compare_value): Call it.
14390 (set_value_range_to_nonnegative): Add overflow_infinity
14391 parameter. Change caller.
14392 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
14394 (vrp_expr_computes_nonzero): Likewise.
14395 (compare_ranges, compare_range_with_value): Likewise.
14396 (compare_name_with_value, compare_names): Likewise.
14397 (vrp_evaluate_conditional): Likewise.
14398 (set_value_range): Handle infinity
14399 (vrp_operand_equal_p, operand_less_p): Likewise.
14400 (extract_range_from_assert): Likewise.
14401 (vrp_int_const_binop): Likewise.
14402 (extract_range_from_binary_expr): Likewise.
14403 (extract_range_from_unary_expr): Likewise.
14404 (extract_range_from_comparison): Likewise.
14405 (extract_range_from_expr): Likewise.
14406 (dump_value_range): Likewise.
14407 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
14408 (test_for_singularity): Likewise.
14409 (vrp_int_const_binop): Remove inline qualifier.
14410 (adjust_range_with_scev): Add comment.
14411 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14413 2007-03-02 Diego Novillo <dnovillo@redhat.com>
14415 * tree-ssa-structalias.c (could_have_pointers): Tidy.
14416 (get_constraint_for): Likewise.
14417 (do_structure_copy): Likewise.
14418 (find_func_aliases): Fix references to MODIFY_EXPR.
14419 (intra_create_variable_infos): Tidy.
14420 * tree-ssa-operands.c (add_virtual_operand): Add argument
14422 When adding members of alias sets, if IS_CALL_SITE is true and
14423 the symbol is not call-clobbered, skip it.
14424 Adjust all callers.
14426 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14428 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
14429 entry by means of emit_insn_at_entry.
14431 2007-03-02 Richard Henderson <rth@redhat.com>
14433 * expr.h (promoted_input_arg): Remove decl.
14434 * function.c (promoted_input_arg): Merge into ...
14435 * combine.c (setup_incoming_promotions): ... only caller.
14436 Rearrange to avoid double loop.
14438 2007-03-02 Ben Elliston <bje@au.ibm.com>
14439 Peter Bergner <bergner@vnet.ibm.com>
14440 Janis Johnson <janis187@us.ibm.com>
14442 * config/rs6000/dfp.md: New file.
14443 * config/rs6000/rs6000.md: Include dfp.md.
14444 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
14445 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
14446 and TDmode decimal float modes in FP registers.
14447 (num_insns_constant): Likewise.
14448 (rs6000_legitimate_offset_address_p): Likewise.
14449 (rs6000_legitimize_address): Likewise.
14450 (rs6000_legitimize_reload_address): Likewise.
14451 (rs6000_legitimate_address): Likewise.
14452 (rs6000_emit_move): Likewise.
14453 (function_arg_boundary): Likewise.
14454 (function_arg_advance): Likewise.
14455 (rs6000_darwin64_record_arg_recurse): Likewise.
14456 (function_arg): Likewise.
14457 (rs6000_gimplify_va_arg): Likewise.
14458 (rs6000_split_multireg_move): Likewise.
14459 (rs6000_output_function_epilogue): Likewise.
14460 (rs6000_output_function_epilogue): Likewise.
14461 (rs6000_register_move_cost): Likewise.
14462 (rs6000_function_value): Likewise.
14463 (rs6000_libcall_value): Likewise.
14465 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14467 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
14469 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14471 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
14472 Use $MULTIDIR to choose between the kernel and RTP headers,
14473 and use $WIND_BASE and $WIND_USR to locate them.
14475 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14477 * config/i386/i386.c (override_options): Put initialization of
14478 ix86_tune_mask and ix86_arch_mask to the correct place.
14480 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14481 Michael Meissner <michael.meissner@amd.com>
14484 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14485 (ARCHMASK): Define.
14486 (TARGET_CMOVE): Use ARCHMASK.
14487 (TARGET_CMPXCHG): Ditto.
14488 (TARGET_CMPXCHG8B): Ditto.
14489 (TARGET_XADD): Ditto.
14490 (TARGET_BSWAP): Ditto.
14491 * config/i386/i386.c (ix86_tune_mask): New global variable.
14492 (ix86_arch_mask): Ditto.
14493 (override_options): Initialize ix86_tune_mask and
14494 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14497 2007-03-02 Ben Elliston <bje@au.ibm.com>
14500 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14502 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14504 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14505 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14506 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14507 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14509 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14510 rs6000_init_dwarf_reg_sizes_extra): New.
14511 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14512 SPE register high parts.
14514 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14516 * Makefile.in: Add install-pdf target as
14517 copied from automake v1.10 rules.
14518 * configure.ac: Add install-pdf to target list.
14519 * configure: Regenerate.
14521 2007-03-01 Paul Brook <paul@codesourcery.com>
14523 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14524 modes to LDRD for DImode.
14525 (output_move_double): Fixup out of range ldrd/strd.
14526 (vfp_secondary_reload_class): Rename...
14527 (coproc_secondary_reload_class): ... to this. Add wb argument.
14528 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14529 coproc_secondary_reload_class for CLASS_IWMMXT.
14530 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14531 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14533 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14535 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14536 unroll factor by the estimated number of iterations.
14537 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14538 than prefetch latency.
14540 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14541 decode_caches_intel, detect_caches_intel): New functions.
14542 (host_detect_local_cpu): Use detect_caches_amd and
14543 detect_caches_intel.
14545 2007-03-01 Richard Henderson <rth@redhat.com>
14547 * expr.c (emit_move_complex_push): Export.
14548 (emit_move_complex_parts): Split out from ...
14549 (emit_move_complex): ... here.
14550 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14551 * config/i386/i386.md (movcdi): New.
14553 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14555 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14556 size of mode1 to check for tieable modes in MMX case.
14558 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14560 * Makefile.in (rtlanal.o): Depend on tree.h.
14561 * rtl.h (offset_within_section_p, split_const): Declare.
14562 * rtlanal.c: Include tree.h.
14563 (offset_within_block_p): New function, taken from
14564 mips_offset_within_object_p.
14565 (split_const): New function, taken from mips_split_const.
14566 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14568 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14569 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14570 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14571 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14572 (m68k_illegitimate_symbolic_constant_p): New function.
14573 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14574 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14575 symbolic constant that might be outside the symbol's section,
14576 move the symbol first and then add the offset.
14577 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14579 * config/mips/mips.c (mips_split_const): Delete.
14580 (mips_offset_within_object_p): Delete.
14581 (mips_symbolic_constant_p): Use offset_within_section_p and
14582 split_const instead of mips_offset_within_object_p and
14584 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14585 (mips_legitimize_const_move, print_operand_reloc)
14586 (mips_dangerous_for_la25_p): Use split_const instead of
14589 2007-02-28 Eric Christopher <echristo@apple.com>
14591 * Makefile.in (install-include-dir): Don't rm -rf include.
14593 2007-02-28 Richard Guenther <rguenther@suse.de>
14595 PR middle-end/30364
14596 * fold-const.c (fold_binary): Do not associate expressions
14597 with more than one variable for integer types that do not wrap.
14599 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14601 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14602 Delete, and replace with...
14603 (fold_builtin_call_array): This. Update callers to use it.
14604 * fold-const.c (fold_build_call_list): Delete, and replace with...
14605 (fold_build_call_array): This.
14606 (fold_build_call_list_initializer): Delete, and replace with...
14607 (fold_build_call_array_initializer): This.
14608 * tree.h: Update declarations to reflect above changes.
14610 * c-typeck.c (build_function_call): Store converted arguments
14611 in a stack-allocated array instead of building a list.
14612 (convert_arguments): Store arguments in the array passed in as an
14613 argument, and return the actual number of arguments.
14614 * c-format.c: (check_function_format): Pass arguments in an
14615 array instead of a list.
14616 * c-common.c (check_function_nonnull): Likewise.
14617 (check_function_sentinel): Likewise.
14618 (check_function_arguments): Likewise.
14619 * c-common.h: Update declarations to reflect above changes.
14621 2007-02-28 Jan Hubicka <jh@suse.cz>
14623 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14624 PRED_NEGATIVE_RETURN): Update outcomes.
14626 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14628 * calls.c (emit_library_call_value_1): Handle partial registers
14629 correctly when building up CALL_INSN_FUNCTION_USAGE.
14631 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14633 * pa/predicates.md (move_src_operand): Allow zero for mode.
14634 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14637 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14640 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14641 *movv2df_internal): Enable pattern only for valid operand
14643 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14644 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14646 2007-02-27 Mike Stump <mrs@apple.com>
14648 * config/darwin-crt3.c: Avoid compilation when compiling for a
14651 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14653 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14655 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14656 for fixed headers and limits.h.
14657 (install-include-dir, install-headers-tar, install-headers-cpio,
14658 install-headers-cp, real-install-headers-tar,
14659 real-install-headers-cpio, real-install-headers-cp): Handle
14660 include-fixed as well as include.
14661 (install-mkheaders): Don't install files that go only in include
14663 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14664 from GCC_INCLUDE_DIR.
14665 * gcc.c (process_command): Remove special -BstageN/ handling.
14666 (do_spec_1): Add include-fixed directories.
14668 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14670 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14672 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14674 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14677 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14679 * c-common.c (get_priority): Add check for
14680 SUPPORTS_INIT_PRIORITY.
14682 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14684 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14686 * config/bfin/bfin.c: Include "cfglayout.h".
14687 (MAX_LSETUP_DISTANCE): New macro.
14688 (struct loop_info): New members incoming, incoming_src and
14689 incoming_dest. Delete member predecessor.
14690 (length_for_loop): New function.
14691 (bfin_optimize_loop): Handle more different loop structures.
14692 (bfin_discover_loop): Rework detection of predecessor blocks by
14693 examining incoming edges.
14694 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14696 (bfin_reorder_loops): New function.
14697 (bfin_reorg_loops): Use these three new functions.
14699 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14700 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14701 (CONSTRAINT_LEN): Add entry for 'q'.
14702 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14703 Add 'q' constraints.
14704 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14705 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14707 * config/bfin/bfin.md (add_with_carry): New pattern.
14708 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14709 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14710 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14711 support unsigned multiplies too. Removed incorrect commutativity from
14712 operand 1 constraint where appropriate.
14713 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14715 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14716 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14718 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14719 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14720 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14721 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14722 usmulhisi_hh_huh): New patterns.
14724 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14725 lshifthi3): Fix output template to use half reg for operand 2.
14727 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14730 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14732 2007-02-27 Andreas Schwab <schwab@suse.de>
14734 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14736 2007-02-27 Jan Hubicka <jh@suse.cz>
14738 * predict.c (last_basic_block_p): Remove.
14739 (tree_estimate_probability): Update return heuristic for commonized
14742 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14744 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14746 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14748 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14749 * doc/cpp.texi: Standardize title page.
14750 * doc/cppinternals.texi: Likewise.
14751 * doc/gcc.texi: Standardize title page, remove version number
14752 from copyright page.
14753 * doc/gccint.texi: Likewise.
14754 * doc/install.texi: Standardize title page, add table of
14757 2007-02-26 Jan Hubicka <jh@suse.cz>
14759 * predict.def: Set outcomes according to more recent results.
14760 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14761 Remove dead predictors.
14762 * predict.c (return_prediction): Fix pasto.
14764 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14766 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14767 change; avoid a memory leak when returning early.
14769 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14771 * c-decl.c (static_ctors): Move to c-common.c.
14772 (static_dtors): Likewise.
14773 (finish_function): Use c_record_cdtor_fn.
14774 (build_cdtor): Move to c-common.c.
14775 (c_write_global_declarations): Use c_build_cdtor_fns.
14776 * c-common.h (static_ctors): Declare.
14777 (static_dtors): Likewise.
14778 (c_record_cdtor_fn): Likewise.
14779 (c_build_cdtor_fns): Likewise.
14780 * c-common.c (static_ctors): New variable.
14781 (static_dtors): Likewise.
14782 (c_record_cdtor_fn): New function.
14783 (build_cdtor): Move from c-decl.c
14784 (c_build_cdtor_fns): New function.
14786 * output.h (assemble_addr_to_section): Declare.
14787 (get_cdtor_priority_section): Likewise.
14788 * varasm.c (assemble_addr_to_section): New function.
14789 (get_cdtor_priority_section): Likewise.
14790 (default_named_section_asm_out_destructor): Use them.
14791 (destor_dtor_section_asm_out_destructor): Likewise.
14792 (default_named_section_asm_out_constructor): Likewise.
14793 (default_ctor_section_asm_out_constructor): Likewise.
14794 * config.gcc (*-*-vxworks*): Include vxworks.o.
14795 * config/t-vxworks (vxworks.o): New target.
14796 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14797 (TARGET_ASM_CONSTRUCTOR): Define.
14798 (TARGET_ASM_DESTRUCTOR): Likewise.
14799 (vxworks_asm_out_constructor): Declare.
14800 (vxworks_asm_out_destructor): Likewise.
14802 * c-common.c (get_priority): Check that we have not just an
14803 INTEGER_CST, but an integer constant with integeral type.
14805 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14807 PR tree-optimization/30938
14808 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
14809 use &dt[nargs-1] instead of &dt[nargs] in the call to
14810 vect_is_simple_use().
14812 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
14814 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
14815 from register elimination as PRE_MODIFY / POST_MODIFY increments.
14816 Do not attempt to handle MEM inside auto-inc expressions.
14817 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14818 of a register modified by an auto-inc expression. However, do handle
14819 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
14820 (elimination_effects): Prohibit elimination of a register modified
14821 by an auto-inc expression. Disable register elimination rules whose
14822 target register is modified by an auto-inc expression with variable
14825 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14827 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
14829 (array_at_struct_end_p): New function.
14830 (idx_infer_loop_bounds): Use it.
14831 (estimate_numbers_of_iterations_loop): Export.
14832 * predict.c (predict_loops): Use estimated_loop_iterations_int.
14833 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
14834 (tree_estimate_probability): Call record_loop_exits.
14835 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
14836 (estimated_loop_iterations, estimated_loop_iterations_int,
14837 estimated_loop_iterations_tree): New functions.
14838 (analyze_siv_subscript_cst_affine,
14839 compute_overlap_steps_for_affine_1_2,
14840 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
14841 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
14842 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
14843 (PRED_LOOP_ITERATIONS_GUESSED): New.
14844 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
14845 * cfgloop.h (estimate_numbers_of_iterations_loop,
14846 estimated_loop_iterations_int): Declare.
14848 2007-02-25 Mark Mitchell <mark@codesourcery.com>
14850 * doc/extend.texi: Document optional priority argument to
14851 constructors and destructors.
14852 * tree.c (init_priority_for_decl): Adjust GTY markers.
14853 (init_ttree): Use priority-info hash functions for
14854 init_priority_for_decl.
14855 (tree_map_eq): Rename to ...
14856 (tree_map_base_eq): ... this.
14857 (tree_map_marked_p): Rename to ...
14858 (tree_map_base_marked_p): ... this.
14859 (tree_map_base_hash): New function.
14860 (decl_init_priority_lookup): Rework.
14861 (decl_fini_priority_lookup): New function.
14862 (decl_priority_info): New function.
14863 (decl_init_priority_insert): Use it.
14864 (decl_fini_priority_insert): Likewise.
14865 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
14867 (decl_restrict_base_insert): Likewise.
14868 (decl_debug_expr_insert): Likewise.
14869 (decl_value_expr_lookup): Likewise.
14870 (decl_value_expr_insert): Likewise.
14871 * tree.h (priority_type): New type.
14872 (decl_init_priority_lookup): Use priority_type.
14873 (decl_fini_priority_lookup): New function.
14874 (decl_init_priority_insert): Use priority_type.
14875 (decl_fini_priority_insert): New function.
14876 (DECL_HAS_INIT_PRIORITY): Tweak comments.
14877 (DECL_INIT_PRIORITY): Likewise.
14878 (SET_DECL_INIT_PRIORITY): Add comment.
14879 (DECL_FINI_PRIORITY): New macro.
14880 (SET_DECL_FINI_PRIORITY): Likewise.
14881 (DEFAULT_INIT_PRIORITY): Document.
14882 (MAX_INIT_PRIORITY): Likewise.
14883 (MAX_RESERVED_INIT_PRIORITY): Likewise.
14884 (tree_map_base): New type.
14885 (tree_map_base_eq): New function.
14886 (tree_map_base_hash): Likewise.
14887 (tree_map_base_marked_p): Likewise.
14888 (tree_map): Inherit from tree_map_base.
14889 (tree_map_eq): Make it a macro.
14890 (tree_map_marked_p): Likewise.
14891 (tree_int_map): Inherit from tree_map_base.
14892 (tree_int_map_eq): Make it a macro.
14893 (tree_int_map_hash): Likewise.
14894 (tree_int_map_marked_p): Likewise.
14895 (tree_priority_map): New type.
14896 (tree_priority_map_eq): New macro.
14897 (tree_priority_map_hash): Likewise.
14898 (tree_priority_map_marked_p): Likewise.
14899 * varasm.c (emults_decl): Adjust for refactoring of tree_map
14901 (emutls_common_1): Likewise.
14902 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
14903 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
14904 of tree_map hierarchy.
14905 * tree-cfg.c (move_stmt_r): Likewise.
14906 (new_label_mapper): Likewise.
14907 * c-tree.h (c_expand_body): Move to ...
14908 * c-common.h (c_expand_body): ... here.
14909 * c-decl.c (c_expand_body): Move to ...
14910 * c-common.c (c_expand_body): ... here.
14911 (c_common_attribute_table): Allow 1 argument for the constructor
14912 and destructor attributes.
14913 (get_priority): New function.
14914 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
14915 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
14917 2007-02-24 Jan Hubicka <jh@suse.cz>
14919 PR middle-end/30509
14920 * tree-inline.c (copy_bb): Produce exact copy of EH info when
14921 copying for inlining.
14923 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14924 Jan Hubicka <jh@suse.cz>
14927 * i386.c (counter_mode): New function.
14928 (expand_set_or_movmem_via_loop): Use it.
14929 (expand_movmem_epilogue): Likewise; fix pasto.
14930 (ix86_expand_movmem): Do emit guard even for constant counts.
14931 (ix86_expand_setmem): Likewise.
14933 2007-02-25 Nick Clifton <nickc@redhat.com>
14935 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
14936 (JUMP_TABLES_IN_TEXT_SECTION): Define.
14938 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
14941 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
14942 count argument with 0x10, not with 0x16.
14943 (expand_setmem_epilogue): Ditto.
14945 2007-02-24 Mike Stump <mrs@apple.com>
14947 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
14950 2007-02-24 Richard Guenther <rguenther@suse.de>
14952 PR middle-end/30951
14953 * fold-const.c (fold_binary): Fold x +- CST op x for
14954 EQ_EXPR and NE_EXPR.
14956 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14958 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
14960 2007-02-24 Jan Hubicka <jh@suse.cz>
14962 * cgraphunit.c (decide_is_function_needed): Honor
14963 -fkeep-inline-functions.
14965 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14967 * builtins.c (fold_builtin_modf): New.
14968 (fold_builtin_2): Use it.
14970 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
14972 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14973 (determine_max_iter): Take additional LOOP arg; all callers changed.
14974 Lose broken logic dealing with PLUS. Try to limit the upper bound by
14975 one using simplifications.
14976 (simplify_using_initial_values): Return if the expression becomes
14977 invalid due to altered regs.
14979 2007-02-23 DJ Delorie <dj@redhat.com>
14981 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
14983 2007-02-23 Mike Stump <mrs@apple.com>
14985 * tlink.c (scan_linker_output): Parse linker messages from
14986 darwin9's linker better.
14988 2007-02-23 Steve Ellcey <sje@cup.hp.com>
14991 * varpool.c (varpool_assemble_pending_decls): Set
14992 varpool_last_needed_node to null.
14994 2007-02-23 DJ Delorie <dj@redhat.com>
14996 * config/i386/i386.c (ix86_data_alignment): Don't specify an
14997 alignment bigger than the object file can handle.
14999 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15002 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15003 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15004 (*movsf_1): Penalize MMX moves.
15006 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15008 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15009 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15011 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15013 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15015 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15016 (fold_builtin_1): Use them.
15017 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15018 BUILT_IN_SIGNIFICAND.
15020 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15022 * config/i386/i386.c (bdesc_1arg): Initialize
15023 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15024 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15025 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15026 and IX86_BUILTIN_MOVSLDUP.
15028 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15030 PR rtl-optimization/30841
15031 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15033 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15035 * builtins.c (fold_builtin_frexp): New.
15036 (fold_builtin_2): Use it.
15038 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15040 * doc/invoke.texi (Spec Files): Document getenv spec function.
15042 * gcc.c (getenv_spec_function): New function.
15043 (static_spec_functions): Add it.
15044 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15045 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15048 2007-02-22 Michael Matz <matz@suse.de
15051 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15052 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15054 2007-02-22 Ian Lance Taylor <iant@google.com>
15057 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15058 (mem_loc_descriptor): Call it.
15060 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15061 Ira Rosen <irar@il.ibm.com>
15063 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15065 2007-02-22 Ira Rosen <irar@il.ibm.com>
15067 PR tree-optimization/30843
15068 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
15069 stores only after all the group is vectorized.
15071 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
15073 PR tree-optimization/30858
15074 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
15075 in the reduction cycle have a single use in the loop.
15076 * tree-vectorizer.h (relevant): Add documentation.
15078 2007-02-20 Mike Stump <mrs@apple.com>
15080 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
15081 * configure: Regenerate.
15083 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15085 Change the defaults of some parameters and options.
15086 * config/spu/spu-protos.h (spu_optimization_options): Declare.
15087 * config/spu/spu.c (spu_optimization_options): Add.
15088 (spu_override_options): Change params in spu_optimization_options.
15089 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
15091 Register 127 is only 16 byte aligned when used as a frame pointer.
15092 * config/spu/spu-protos.h (spu_init_expanders): Declare.
15093 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
15094 HARD_FRAME_POINTER_REGNUM.
15095 (spu_legitimate_address): Use regno_aligned_for_reload.
15096 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
15097 aligned when frame_pointer_needed is true.
15098 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
15100 * config/spu/spu.h (INIT_EXPANDERS): Define.
15102 Make sure shift and rotate instructions have valid immediate operands.
15103 * config/spu/predicates.md (spu_shift_operand): Remove.
15104 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
15105 * config/spu/constraints.md (W, O): Extend range.
15106 * config/spu/spu.md (umask, nmask): Define.
15107 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
15108 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
15109 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
15110 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
15111 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
15112 (lshr<mode>3_reg): Fix rtl description.
15114 Make sure mulhisi immediate operands are valid.
15115 * config/spu/predicates.md (imm_K_operand): Add.
15116 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
15118 Generate constants using fsmbi and andi.
15119 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
15120 (print_operand, spu_split_immediate, classify_immediate,
15121 fsmbi_const_p): Handle IC_FSMBI2.
15123 Correctly handle a CONST_VECTOR containing symbols.
15124 * config/spu/spu.c (print_operand): Handle HIGH correctly.
15125 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
15126 (immediate_load_p): Allow symbols that use 2 instructions to create.
15127 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
15128 with symbols when flag_pic is set.
15129 (const_vector_immediate_p): New.
15130 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
15131 accept a CONST_VECTOR with symbols.
15132 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
15133 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
15135 * config/spu/spu.md (high, low): Delete.
15136 (low_<mode>): Define.
15138 Remove INTRmode and INTR_REGNUM, which didn't work.
15139 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
15141 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
15142 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
15143 peephole2 pattern): Don't use INTR or 131.
15144 (movintrcc): Delete.
15145 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
15146 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
15147 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
15148 (UNSPEC_SET_INTR): Add.
15149 * config/spu/spu-modes.def (INTR): Remove.
15151 More accurate warnings about run-time relocations.
15152 * config/spu/spu.c (reloc_diagnostic): Test in_section.
15154 Correctly warn about immediate arguments to specific intrinsics.
15155 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
15156 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
15157 the instruction predicate.
15159 Fix tree check errors with latest update.
15160 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
15162 (spu_expand_builtin): Use CALL_EXPR_FN.
15164 Add missing specific intrinsics.
15165 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
15167 * config/spu/spu_internals.h: Ditto.
15169 Fix incorrect operand modifiers.
15170 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
15171 * config/spu/spu.md (xor<mode>3): Change %S to %J.
15173 Optimize one case of zero_extend of a vec_select.
15174 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
15176 Accept any immediate for hbr.
15177 * config/spu/spu.md (hbr): Change s constraints to i.
15179 2007-02-21 Paul Brook <paul@codesourcery.com>
15181 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
15182 condexec_count when skipping USE and CLOBBER.
15184 2007-02-21 Nick Clifton <nickc@redhat.com>
15186 * common.opt (Warray-bounds): Add Warning attribute.
15187 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
15189 (fsized-zeroes): Add Optimization attribute.
15190 (fsplit-wide-types, ftree-scev-cprop): Likewise.
15191 * c.opt (Wc++0x-compat): Add Warning attribute.
15193 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15195 PR middle-end/30761
15196 * reload1.c (eliminate_regs_in_insn): In the single_set special
15197 case, attempt to re-recognize the insn before falling back to
15198 having reload fix it up.
15200 2007-02-20 Eric Christopher <echristo@gmail.com>
15202 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
15203 Rewrite accordingly.
15204 (frv_read_iacc_argument): Ditto.
15205 (frv_expand_set_builtin): Take a call instead of arglist, update for
15207 (frv_expand_unop_builtin): Ditto.
15208 (frv_expand_binop_builtin): Ditto.
15209 (frv_expand_cut_builtin): Ditto.
15210 (frv_expand_binopimm_builtin): Ditto.
15211 (frv_expand_voidbinop_builtin): Ditto.
15212 (frv_expand_int_void2arg): Ditto.
15213 (frv_expand_prefetches): Ditto.
15214 (frv_expand_voidtriop_builtin): Ditto.
15215 (frv_expand_voidaccop_builtin): Ditto.
15216 (frv_expand_load_builtin): Ditto.
15217 (frv_expand_store_builtin): Ditto.
15218 (frv_expand_mdpackh_builtin): Ditto.
15219 (frv_expand_mclracc_builtin): Ditto.
15220 (frv_expand_mrdacc_builtin): Ditto.
15221 (frv_expand_mwtacc_builtin): Ditto.
15222 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
15225 2007-02-20 Janis Johnson <janis187@us.ibm.com>
15227 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
15228 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
15230 (HAVE_GAS_DFP): Check for assembler support of decimal floating
15231 point instructions.
15232 * configure: Regenerate.
15233 * config.in: Regenerate.
15234 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
15235 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
15236 masks to power6 and power6x and to POWERPC_MASKS.
15237 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15239 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
15240 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
15241 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15242 Access PROTOTYPE as variable, not mask.
15244 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15246 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
15247 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
15248 * combine.c (adjust_for_new_dest): Use it.
15249 * postreload.c (reload_combine): Likewise.
15251 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15253 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
15254 notes on an insn with multiple sets, even if single_set returns
15255 non-NULL for that insn.
15257 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15259 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
15260 scalbn and scalbln.
15262 2007-02-20 Geoffrey Keating <geoffk@apple.com>
15264 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15265 if user didn't pass it.
15266 * config/i386/darwin.h (CC1_SPEC): Likewise.
15267 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
15268 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
15269 -mmacosx-version-min.
15271 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15272 Uros Bizjak <ubizjak@gmail.com>
15274 * optabs.h (enum optab_index): Add new OTI_scalb.
15275 (scalb_optab): Define corresponding macro.
15276 * optabs.c (init_optabs): Initialize scalb_optab.
15277 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
15279 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
15280 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
15281 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
15282 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
15283 flag_unsafe_math_optimizations is set.
15285 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
15286 to implement scalbf, scalb and scalbl built-ins as inline x87
15289 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15290 DJ Delorie <dj@redhat.com>
15293 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
15294 (diagnostic_report_diagnostic): ... here, and turn them into real
15295 errors. If warnings are inhibited, no need to do anything.
15297 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
15299 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
15300 better code generation.
15302 2007-02-20 Ben Elliston <bje@au.ibm.com>
15304 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
15306 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
15308 * config/alpha/alpha.c, config/alpha/alpha.md,
15309 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
15310 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
15311 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
15312 config/arm/lib1funcs.asm: Follow spelling conventions.
15314 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
15315 config/fr30/fr30.md, config/i386/i386.h,
15316 config/iq2000/iq2000.h, config/iq2000/predicates.md,
15317 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
15318 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
15319 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
15320 config/rs6000/altivec.md, config/rs6000/rs6000.c,
15321 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
15322 config/sparc/sparc.c, config/sparc/sparc.h,
15323 config/sparc/sparc.md, config/spu/constraints.md,
15324 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
15327 2007-02-20 Alan Modra <amodra@bigpond.net.au>
15330 * varasm.c (use_blocks_for_decl_p): Return false for decls with
15333 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15335 * doc/invoke.texi (-ftree-lrs): Remove.
15337 2007-02-19 Diego Novillo <dnovillo@redhat.com>
15339 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
15342 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
15344 * config/ia64/ia64.c (ia64_expand_builtin): Use the
15345 new CALL_EXPR_FN macro for retrieving the function
15346 declaration of the input expression.
15348 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15350 * c.opt (Waddress): New.
15351 * common.opt (Walways-true): Delete.
15352 (Wstring-literal-comparison): Delete.
15353 * doc/invoke.texi (Warning Options): Delete -Walways-true and
15354 -Wstring-literal-comparison. Add -Waddress.
15356 (Walways-true): Delete.
15357 (Wstring-literal-comparison): Delete.
15358 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
15359 consistently instead of -Walways-true in example.
15360 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
15361 * c-typeck.c (parser_build_binary_op): Replace
15362 -Wstring-literal-comparison and -Walways-true with -Waddress.
15363 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
15366 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15368 * tree-cfg.c (dump_function_to_file): Be prepared for functions
15369 without DECL_STRUCT_FUNCTION initialized.
15371 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15373 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
15374 due to calls to functions taking pointers as parameters.
15376 2007-02-19 Richard Henderson <rth@redhat.com>
15379 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
15382 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
15384 * config/s390/s390.c (s390_call_saved_register_used,
15385 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
15386 accessed to the new scheme.
15388 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15390 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
15391 (cris_print_index, cris_print_operand, cris_print_operand_address)
15392 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
15393 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
15394 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
15395 GET_CODE () == xxx.
15396 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
15397 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
15398 GO_IF_LEGITIMATE_ADDRESS): Ditto.
15399 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
15400 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
15401 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15402 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
15403 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
15404 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
15405 (uminsi3, call, call_value): Ditto.
15406 (define_split: indir_to_reg_split, unnamed): Ditto.
15408 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
15410 PR tree-optimization/30975
15411 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
15414 2007-02-18 Eric Christopher <echristo@gmail.com>
15416 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
15417 Remove use of arglist.
15418 (mips_expand_builtin): Remove use of arglist, pass in expr.
15419 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
15420 (mips_expand_builtin_movtf): Ditto.
15421 (mips_expand_builtin_compare): Ditto.
15423 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15425 * tree-sra.c (sra_build_assignment): Replace assertion
15426 checking with a comment explaining why it can't be done.
15428 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15430 PR middle-end/30833
15431 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
15432 during CALL_EXPR representation conversion.
15433 * tree-ssa-propagate.c (set_rhs): Likewise.
15435 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15437 * tree-sra.c (sra_build_assignment): Disable assertion checking
15440 2007-02-18 Roger Sayle <roger@eyesopen.com>
15442 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
15443 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15444 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
15446 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
15447 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
15448 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15449 gimplify_omp_for, gimplify_omp_atomic_pipeline,
15450 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
15451 force_gimple_operand): Likewise.
15452 * ipa-cp.c (constant_val_insert): Likewise.
15453 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15454 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
15455 perfect_nestify): Likewise.
15456 * langhooks.c (lhd_omp_assignment): Likewise.
15457 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
15458 lower_copyprivate_clauses, lower_send_clauses,
15459 lower_send_shared_vars, expand_parallel_call,
15460 expand_omp_for_generic, expand_omp_for_static_nochunk,
15461 expand_omp_for_static_chunk, expand_omp_sections,
15462 lower_omp_single_copy, lower_omp_for_lastprivate,
15463 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
15464 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15465 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
15468 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15470 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
15471 config/sh/sh.md: Follow spelling conventions.
15473 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
15474 config/frv/predicates.md: Follow spelling conventions.
15476 * config/m68k/linux-unwind.h: Fix a comment typo.
15477 * target.h: Follow spelling conventions.
15479 2007-02-18 Roger Sayle <roger@eyesopen.com>
15481 PR rtl-optimization/28173
15482 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
15483 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
15484 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15485 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15486 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15488 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15490 * builtins.c (fold_builtin_load_exponent): New.
15491 (fold_builtin_2): Use it.
15493 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15495 PR rtl-optimization/30773
15496 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15497 if we fail to attach a REG_EQUIV note.
15499 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15500 Roger Sayle <roger@eyesopen.com>
15502 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15504 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15506 * calls.c (initialize_argument_information): Pass original EXP
15507 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15508 code to split complex arguments here, as part of initializing the
15510 (expand_call): Remove code that builds a list of arguments and
15511 inserts implicit arguments into it. Instead, just count how many
15512 implicit arguments there will be so we can determine the size of
15513 the ARGS array, and let initialize_argument_information do the work.
15514 (split_complex_values): Delete unused function.
15516 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15518 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15520 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15522 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15523 for arg pointer based indexed addressing.
15525 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15527 * config/ia64/ia64.h, config/ia64/ia64.md,
15528 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15529 spelling conventions.
15531 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15533 * config/m68k/m68k.c (split_di): New.
15534 * config/m68k/m68k-protos.h: Declare split_di.
15535 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15536 Improve predicate handling and split constant shifts.
15538 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15540 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15541 parameter for register bitfield operations, general predicates
15544 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15546 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15547 * config/m68k/linux-unwind.h: New file.
15549 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15551 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15552 config/i386/athlon.md, config/ia64/ia64.md,
15553 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15554 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15555 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15556 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15557 tree-vect-transform.c: Fix comment typos.
15559 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15561 * sched-deps.c (find_insn_list): Remove.
15562 * sched-int.h: Remove the prototype for find_insn_list.
15564 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15566 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15568 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15569 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15570 darwin_rs6000_override_options.
15571 (C_COMMON_OVERRIDE_OPTIONS): Expect
15572 darwin_macosx_version_min to be non-NULL always.
15573 (TARGET_C99_FUNCTIONS): Likewise.
15574 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15575 (DARWIN_MINVERSION_SPEC): New.
15576 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15577 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15579 (DARWIN_MINVERSION_SPEC): New.
15580 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15582 * config/darwin-c.c (darwin_cpp_builtins): Expect
15583 darwin_macosx_version_min to be non-NULL always.
15585 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15587 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15589 * config/i386/i386.h (x86_use_xchgb): New.
15590 (TARGET_USE_XCHGB): New macro.
15591 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15592 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15593 Split after reload into bswaphi for shifts of 8.
15594 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15595 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15596 or when optimizing for size.
15598 2007-02-16 Richard Guenther <rguenther@suse.de>
15599 Christian Bruel <christian.bruel@st.com>
15601 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15602 DECLs but prefer SSA_NAMEs over DECLs.
15604 2007-02-16 Richard Guenther <rguenther@suse.de>
15606 * tree-flow-inline.h (single_imm_use_p): Remove.
15607 (zero_imm_uses_p): Likewise.
15608 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15609 instead of single_imm_use_p.
15610 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15613 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15616 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15617 nested double- and backquotes.
15619 2007-02-15 Roger Sayle <roger@eyesopen.com>
15621 PR middle-end/30391
15622 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15623 should be unreachable.
15624 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15625 For the time being redirect GIMPLE_MODIFY_STMT to the new
15626 (renamed) build_gimple_modify_stmt_stat.
15627 (build2_gimple_stat): Rename to...
15628 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15629 Always build a GIMPLE_MODIFY_STMT node.
15630 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15631 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15634 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15635 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15636 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15637 expand_complex_div_wide): Likewise.
15638 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15639 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15640 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15641 * tree-ssa-loop-manip.c (create_iv): Likewise.
15642 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15643 abs_replacement): Likewise.
15644 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15645 realify_fake_stores): Likewise.
15647 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15648 node rather than a GIMPLE_MODIFY_STMT node.
15649 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15650 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15652 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15653 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15654 GIMPLE_MODIFY_STMT.
15656 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15658 PR middle-end/30433
15659 * fold-const.c (fold_comparison): Add back the
15660 folding of constant complex comparisions.
15662 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15664 PR middle-end/30729
15665 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15666 effects unknown to this function, return early.
15668 2007-02-15 Ian Lance Taylor <iant@google.com>
15670 * lower-subreg.c (move_eh_region_note): New static function.
15671 (resolve_simple_move): Call it.
15672 (decompose_multiword_subregs): Track blocks for which we resolve a
15673 simple move which is also a control flow insn. Pass them to
15674 find_many_sub_basic_blocks.
15675 (pass_lower_subreg): Add TODO_verify_flow.
15676 (pass_lower_subreg2): Likewise.
15678 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15679 Brooks Moses <brooks.moses@codesourcery.com>
15680 Lee Millward <lee.millward@codesourcery.com>
15682 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15683 (VL_EXP_CLASS_P): New.
15684 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15686 (TREE_OPERAND_CHECK_CODE): Likewise.
15687 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15688 (TREE_RTL_OPERAND_CHECK): Likewise.
15689 (tree_operand_check_failed): Make second parameter the whole tree
15690 instead of its code. Fixed callers.
15691 (VL_EXP_CHECK): New.
15692 (TREE_OPERAND_LENGTH): New.
15693 (VL_EXP_OPERAND_LENGTH): New.
15694 (CALL_EXPR_FN): New.
15695 (CALL_EXPR_STATIC_CHAIN): New.
15696 (CALL_EXPR_ARGS): New.
15697 (CALL_EXPR_ARG): New.
15698 (call_expr_nargs): New.
15699 (CALL_EXPR_ARGP): New.
15700 (build_nt_call_list): Declare.
15701 (build_vl_exp_stat): Declare.
15702 (build_vl_exp): New.
15703 (build_call_list): Declare.
15704 (build_call_nary): Declare.
15705 (build_call_valist): Declare.
15706 (build_call_array): Declare.
15707 (call_expr_arg): Declare.
15708 (call_expr_argp): Declare.
15709 (call_expr_arglist): Declare.
15710 (fold_build_call_list): Declare.
15711 (fold_build_call_list_initializer): Declare.
15712 (fold_call_expr): Declare to replace fold_builtin.
15713 (fold_builtin_fputs): Update to agree with modified definition.
15714 (fold_builtin_strcpy): Likewise.
15715 (fold_builtin_strncpy): Likewise.
15716 (fold_builtin_memory_chk): Likewise.
15717 (fold_builtin_stxcpy_chk): Likewise.
15718 (fold_builtin_strncpy_chk): Likewise.
15719 (fold_builtin_next_arg): Likewise.
15720 (fold_build_call_expr): Declare.
15721 (fold_builtin_call_list): Declare.
15722 (fold_builtin_call_valist): Declare.
15723 (build_call_expr): Declare.
15724 (validate_arglist): Update to agree with modified definition.
15725 (tree_operand_length): New.
15726 (call_expr_arg_iterator): New.
15727 (init_call_expr_arg_iterator): New.
15728 (next_call_expr_arg): New.
15729 (first_call_expr_arg): New.
15730 (more_call_expr_args_p): New.
15731 (FOR_EACH_CALL_EXPR_ARG): New.
15733 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15734 and tcc_gimple_stmt.
15735 (tree_code_size): Update documentation. Use sizeof (tree) rather
15736 than sizeof (char *).
15737 (tree_size): Likewise. Add case for tcc_vl_exp.
15738 (tree_node_structure): Add case for tcc_vl_exp.
15739 (contains_placeholder_p): Likewise.
15740 (substitute_in_expr): Likewise.
15741 (substitute_placeholder_in_expr): Likewise.
15742 (stabilize_reference_1): Likewise.
15743 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15744 to diagnose breakage of this interface for constructing CALL_EXPRs.
15745 (build_nt): Add similar assertion here.
15746 (build_nt_call_list): New.
15747 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15748 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15750 (get_callee_fndecl): Use new CALL_EXPR accessors.
15751 (tree_operand_check_failed): Change parameters to pass entire node
15752 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15753 (process_call_operands): New.
15754 (build_vl_exp_stat): New.
15755 (build_call_list): New.
15756 (build_call_nary): New.
15757 (build_call_valist): New.
15758 (build_call_array): New.
15759 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15760 (call_expr_arglist): New.
15762 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15763 tcc_vl_exp instead of a fixed-size tcc_expression.
15765 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15766 accessors for CALL_EXPRs.
15767 (AGGR_INIT_EXPR): Likewise.
15769 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15770 Brooks Moses <brooks.moses@codesourcery.com>
15771 Lee Millward <lee.millward@codesourcery.com>
15773 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15774 (expand_builtin_nonlocal_goto): Change parameter to be entire
15775 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15776 (expand_builtin_prefetch): Likewise.
15777 (expand_builtin_classify_type): Likewise.
15778 (mathfn_built_in): Return NULL_TREE instead of 0.
15779 (expand_errno_check): Use new CALL_EXPR accessors.
15780 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15781 Return NULL_RTX instead of 0.
15782 (expand_builtin_mathfn_2): Likewise.
15783 (expand_builtin_mathfn_3): Likewise.
15784 (expand_builtin_interclass_mathfn): Likewise.
15785 (expand_builtin_sincos): Likewise.
15786 (expand_builtin_cexpi): Likewise.
15787 (expand_builtin_int_roundingfn): Likewise.
15788 (expand_builtin_int_roundingfn_2): Likewise.
15789 (expand_builtin_pow): Likewise.
15790 (expand_builtin_powi): Likewise.
15791 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15792 of arglist, fixing callers appropriately. Use new CALL_EXPR
15793 accessors and constructors. Return NULL_RTX instead of 0.
15794 (expand_builtin_strstr): Likewise.
15795 (expand_builtin_strchr): Likewise.
15796 (expand_builtin_strrchr): Likewise.
15797 (expand_builtin_strpbrk): Likewise.
15798 (expand_builtin_memcpy): Likewise.
15799 (expand_builtin_mempcpy): Likewise.
15800 (expand_builtin_mempcpy_args): New.
15801 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15802 (expand_builtin_memmove_args): New.
15803 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15804 (expand_movstr): Likewise.
15805 (expand_builtin_strcpy): Likewise.
15806 (expand_builtin_strcpy_args): New.
15807 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15808 (expand_builtin_strncpy): Likewise.
15809 (expand_builtin_memset): Likewise.
15810 (expand_builtin_memset_args): New.
15811 (expand_builtin_bzero): Similarly to expand_builtin_memset.
15812 (expand_builtin_memcmp): Likewise.
15813 (expand_builtin_strcmp): Likewise.
15814 (expand_builtin_strncmp): Likewise.
15815 (expand_builtin_strcat): Likewise.
15816 (expand_builtin_strncat): Likewise.
15817 (expand_builtin_strspn): Likewise.
15818 (expand_builtin_strcspn): Likewise.
15819 (expand_builtin_args_info): Likewise.
15820 (expand_builtin_va_start): Likewise.
15821 (gimplify_va_arg_expr): Likewise.
15822 (expand_builtin_va_end): Likewise.
15823 (expand_builtin_va_copy): Likewise.
15824 (expand_builtin_frame_address): Likewise.
15825 (expand_builtin_alloca): Likewise.
15826 (expand_builtin_bswap): Likewise.
15827 (expand_builtin_unop): Likewise.
15828 (expand_builtin_fputs): Likewise.
15829 (expand_builtin_expect): Likewise.
15830 (expand_builtin_fabs): Likewise.
15831 (expand_builtin_copysign): Likewise.
15832 (expand_builtin_printf): Likewise.
15833 (expand_builtin_fprintf): Likewise.
15834 (expand_builtin_sprintf): Likewise.
15835 (expand_builtin_init_trampoline): Likewise.
15836 (expand_builtin_signbit): Likewise.
15837 (expand_builtin_fork_or_exec): Likewise.
15838 (expand_builtin_sync_operation): Likewise.
15839 (expand_builtin_compare_and_swap): Likewise.
15840 (expand_builtin_lock_test_and_set): Likewise.
15841 (expand_builtin_lock_release): Likewise.
15842 (expand_builtin): Likewise.
15843 (builtin_mathfn_code): Likewise.
15845 (fold_builtin_constant_p): Pass call arguments individually instead
15846 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15847 accessors and constructors. Return NULL_TREE instead of 0.
15848 (fold_builtin_expect): Likewise.
15849 (fold_builtin_classify_type): Likewise.
15850 (fold_builtin_strlen): Likewise.
15851 (fold_builtin_nan): Likewise.
15852 (integer_valued_real_p): Likewise.
15853 (fold_trunc_transparent_mathfn): Likewise.
15854 (fold_fixed_mathfn): Likewise.
15855 (fold_builtin_cabs): Likewise.
15856 (fold_builtin_sqrt): Likewise.
15857 (fold_builtin_cbrt): Likewise.
15858 (fold_builtin_cos): Likewise.
15859 (fold_builtin_cosh): Likewise.
15860 (fold_builtin_tan): Likewise.
15861 (fold_builtin_sincos): Likewise.
15862 (fold_builtin_cexp): Likewise.
15863 (fold_builtin_trunc): Likewise.
15864 (fold_builtin_floor): Likewise.
15865 (fold_builtin_ceil): Likewise.
15866 (fold_builtin_round): Likewise.
15867 (fold_builtin_int_roundingfn): Likewise.
15868 (fold_builtin_bitop): Likewise.
15869 (fold_builtin_bswap): Likewise.
15870 (fold_builtin_logarithm): Likewise.
15871 (fold_builtin_hypot): Likewise.
15872 (fold_builtin_pow): Likewise.
15873 (fold_builtin_powi): Likewise.
15874 (fold_builtin_exponent): Likewise.
15875 (fold_builtin_memset): Likewise.
15876 (fold_builtin_bzero): Likewise.
15877 (fold_builtin_memory_op): Likewise.
15878 (fold_builtin_bcopy): Deleted; call site changed to invoke
15879 fold_builtin_memory_op directly.
15880 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
15881 (fold_builtin_strncpy): Likewise.
15882 (fold_builtin_memcmp): Likewise.
15883 (fold_builtin_strcmp): Likewise.
15884 (fold_builtin_strncmp): Likewise.
15885 (fold_builtin_signbit): Likewise.
15886 (fold_builtin_copysign): Likewise.
15887 (fold_builtin_isascii): Likewise.
15888 (fold_builtin_toascii): Likewise.
15889 (fold_builtin_isdigit): Likewise.
15890 (fold_builtin_fabs): Likewise.
15891 (fold_builtin_abs): Likewise.
15892 (fold_builtin_fmin_fmax): Likewise.
15893 (fold_builtin_carg): Likewise.
15894 (fold_builtin_classify): Likewise.
15895 (fold_builtin_unordered_cmp): Likewise.
15897 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
15898 New functions split out from fold_builtin_1.
15899 (fold_builtin_n): New.
15900 (fold_builtin_varargs): New.
15901 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
15903 (fold_call_expr): New.
15904 (build_function_call_expr): Rewrite to use new helper function.
15905 (fold_builtin_call_list): New.
15906 (build_call_expr): New.
15907 (fold_builtin_call_valist): New.
15908 (rewrite_call_expr): New.
15909 (validate_arg): New.
15910 (validate_arglist): Change parameter to be entire CALL_EXPR instead
15911 of an arglist. Change return type to bool. Use new CALL_EXPR
15914 (fold_builtin_strstr): Pass call arguments individually instead
15915 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15916 accessors and constructors. Return NULL_TREE instead of 0.
15917 (fold_builtin_strchr): Likewise.
15918 (fold_builtin_strrchr): Likewise.
15919 (fold_builtin_strpbrk): Likewise.
15920 (fold_builtin_strcat): Likewise.
15921 (fold_builtin_strncat): Likewise.
15922 (fold_builtin_strspn): Likewise.
15923 (fold_builtin_strcspn): Likewise.
15924 (fold_builtin_fputs): Likewise.
15925 (fold_builtin_next_arg): Likewise.
15926 (fold_builtin_sprintf): Likewise.
15928 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
15929 NULL_RTX instead of 0.
15930 (expand_builtin_memory_chk): Likewise.
15931 (maybe_emit_chk_warning): Likewise.
15932 (maybe_emit_sprintf_chk_warning): Likewise.
15934 (fold_builtin_object_size): Pass call arguments individually instead
15935 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
15936 accessors and constructors. Return NULL_TREE instead of 0.
15937 (fold_builtin_memory_chk): Likewise.
15938 (fold_builtin_stxcpy_chk): Likewise.
15939 (fold_builtin_strncpy_chk): Likewise.
15940 (fold_builtin_strcat_chk): Likewise.
15941 (fold_builtin_strcat_chk): Likewise.
15942 (fold_builtin_strncat_chk): Likewise.
15943 (fold_builtin_sprintf_chk): Likewise.
15944 (fold_builtin_snprintf_chk): Likewise.
15945 (fold_builtin_printf): Likewise.
15946 (fold_builtin_vprintf): Likewise.
15948 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
15950 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
15951 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15952 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
15953 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
15954 (fold_unary): Likewise.
15955 (fold_binary): Likewise.
15956 (fold_ternary): Remove CALL_EXPR case, since they are no longer
15957 ternary expressions.
15958 (fold): Add logic for tcc_vl_exp.
15959 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
15960 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15961 (fold_build3_stat): Add assertion to flag broken interface for
15962 constructing CALL_EXPRs.
15963 (fold_build_call_list): New.
15964 (fold_build_call_list_initializer): New.
15965 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
15967 (fold_strip_sign_ops): Likewise.
15969 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15970 Brooks Moses <brooks.moses@codesourcery.com>
15971 Lee Millward <lee.millward@codesourcery.com>
15973 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
15974 accessors and dump arguments explicitly.
15976 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
15978 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
15980 (print_call_name): Use new CALL_EXPR accessors.
15982 * print-tree.c (print_node): Add case tcc_vl_exp. Print
15983 CALL_EXPR arguments explicitly instead of as a list. Use
15984 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15986 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
15987 (vrp_visit_stmt): Likewise.
15989 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
15990 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
15992 (force_move_till_expr): Likewise.
15994 * targhooks.c (default_external_stack_protect_fail): Use
15995 build_call_expr instead of build_function_call_expr.
15996 (default_hidden_stack_protect_fail): Likewise.
15998 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16001 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16002 and walk arguments explicitly.
16004 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16005 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16006 (expand_simple_operations): Likewise.
16007 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16009 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16010 of TREE_CODE_LENGTH.
16011 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16013 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16014 instead of TREE_CODE_LENGTH.
16016 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16017 (tree_ic_transform): Likewise.
16018 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16019 parameter instead of arglist. Fix callers.
16020 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16021 (tree_stringops_transform): Likewise.
16022 (tree_indirect_call_to_profile): Likewise.
16023 (tree_stringops_values_to_profile): Likewise.
16025 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16026 (eliminate_tail_call): Likewise.
16028 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16030 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16031 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16033 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16035 * omp-low.c (build_omp_barrier): Use build_call_expr.
16036 (lower_rec_input_clauses): Likewise.
16037 (lower_reduction_clauses): Likewise.
16038 (expand_parallel_call): Likewise.
16039 (maybe_catch_exception): Likewise.
16040 (expand_omp_for_generic): Likewise.
16041 (expand_omp_for_static_nochunk): Likewise.
16042 (expand_omp_sections): Likewise.
16043 (lower_omp_single_simple): Likewise.
16044 (lower_omp_single_copy): Likewise.
16045 (lower_omp_master): Likewise.
16046 (lower_omp_ordered): Likewise.
16047 (lower_omp_critical): Likewise.
16049 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16050 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16052 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16053 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16054 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16056 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16057 and generalize to handle any number of operands.
16058 (chrec_contains_undetermined): Likewise.
16059 (tree_contains_chrecs): Likewise.
16060 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16062 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16064 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16065 fold_call_expr instead of fold_builtin.
16066 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16067 match declarations there.
16068 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
16071 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
16072 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16074 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
16075 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
16077 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
16080 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
16081 (execute_cse_sincos): Use new CALL_EXPR accessors.
16083 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
16085 * gimple-low.c (lower_function_body): Use build_call_expr.
16086 (lower_builtin_setjmp): Likewise.
16088 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
16089 (set_storage_via_libcall): Likewise.
16090 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
16091 instead of TREE_CODE_LENGTH.
16092 (expand_expr_real_1): Use new CALL_EXPR accessors.
16094 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
16095 generalize to handle any number of operands.
16096 (TB_parent_eq): Likewise.
16098 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
16099 (strip_builtin_expect): Likewise.
16101 * function.c (gimplify_parameters): Use build_call_expr.
16103 * tree-vectorizer.c (vect_is_simple_reduction): Use
16104 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16106 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
16107 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
16109 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
16112 * gimplify.c (build_stack_save_restore): Use build_call_expr.
16113 (gimplify_decl_expr): Likewise.
16114 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
16115 Use new CALL_EXPR iterators.
16116 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
16117 (gimplify_modify_expr_to_memset): Likewise.
16118 (gimplify_variable_sized_compare): Likewise.
16119 (gimplify_omp_atomic_fetch_op): Likewise.
16120 (gimplify_omp_atomic_pipeline): Likewise.
16121 (gimplify_omp_atomic_mutex): Likewise.
16122 (gimplify_function_tree): Likewise.
16124 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
16125 (call_expr_flags): Likewise.
16126 (expand_call): Likewise.
16128 * except.c (expand_builtin_eh_return_data_regno): Pass entire
16129 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16132 * coverage.c (create_coverage): Use build_call_expr.
16134 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
16135 (temp_call_expr_obstack): New.
16136 (pool_copy_list): Delete.
16137 (temp_copy_call_expr): New.
16138 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
16139 CALL_EXPR accessors. Get rid of special goo for copying argument
16140 lists and use temp_copy_call_expr instead.
16141 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
16142 CALL_EXPR accessors.
16143 (create_expression_by_pieces): Likewise. Use build_call_array
16144 to construct the result instead of fold_build3.
16145 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
16146 dealing with argument lists.
16147 (init_pre): Remove references to expression_node_pool and
16148 list_node_pool. Init temp_call_expr_obstack instead.
16149 (fini_pre): Remove references to expression_node_pool and
16152 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
16153 and walk arguments explicitly instead of as a list.
16155 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
16156 (mx_register_decls): Likewise.
16157 (mudflap_register_call): Likewise.
16158 (mudflap_finish_file): Likewise.
16160 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
16161 (ipa_callsite_compute_param): Likewise.
16163 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
16164 accessors and constructor.
16166 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
16167 accessors and constructor.
16168 (convert_tramp_reference): Likewise.
16169 (convert_call_expr): Likewise.
16170 (finalize_nesting_tree_1): Likewise.
16172 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
16175 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
16177 * tree-inline.c (initialize_inlined_parameters): Pass entire
16178 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16180 (estimate_num_insns_1): Use new CALL_EXPR accessors.
16181 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
16183 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
16184 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16185 (vectorizable_reduction): Likewise.
16186 (vectorizable_call): Use new CALL_EXPR iterators.
16187 (vectorizable_conversion): Use build_call_expr.
16188 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
16189 (vect_gen_widened_results_half): Use build_call_expr.
16190 (vect_setup_realignment): Likewise.
16191 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
16193 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
16194 (pass_through_call): Likewise.
16195 (compute_object_sizes): Likewise. Use fold_call_expr instead of
16198 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
16199 (tree_gen_pow2_profiler): Likewise.
16200 (tree_gen_one_value_profiler): Likewise.
16201 (tree_gen_ic_func_profiler): Likewise.
16202 (tree_gen_average_profiler): Likewise.
16203 (tree_gen_ior_profiler): Likewise.
16205 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
16206 (find_func_aliases): Use new CALL_EXPR accessors. Add case
16207 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16209 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
16210 of TREE_CODE_LENGTH.
16212 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
16213 of TREE_CODE_LENGTH.
16215 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
16217 (convert_to_integer): Likewise.
16219 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
16222 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16223 Brooks Moses <brooks.moses@codesourcery.com>
16224 Lee Millward <lee.millward@codesourcery.com>
16226 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
16228 * config/frv/frv.c (frv_expand_builtin): Likewise.
16229 * config/s390/s390.c (s390_expand_builtin): Likewise.
16231 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
16232 (sparc_expand_builtin): Use new CALL_EXPR accessors.
16234 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
16235 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
16236 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
16237 (ix86_expand_store_builtin): Likewise.
16238 (ix86_expand_unop_builtin): Likewise.
16239 (ix86_expand_unop1_builtin): Likewise.
16240 (ix86_expand_sse_compare): Likewise.
16241 (ix86_expand_sse_comi): Likewise.
16242 (ix86_expand_vec_init_builtin): Likewise.
16243 (ix86_expand_vec_ext_builtin): Likewise.
16244 (ix86_expand_vec_set_builtin): Likewise.
16245 (ix86_expand_builtin): Use new CALL_EXPR accessors.
16247 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
16248 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16250 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
16251 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16252 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
16254 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
16256 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16257 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
16258 arglist. Use new CALL_EXPR accessors. Fix callers.
16259 (altivec_expand_abs_builtin): Likewise.
16260 (rs6000_expand_binop_builtin): Likewise.
16261 (altivec_expand_predicate_builtin): Likewise.
16262 (altivec_expand_lv_builtin): Likewise.
16263 (spe_expand_stv_builtin): Likewise.
16264 (altivec_expand_stv_builtin): Likewise.
16265 (rs6000_expand_ternop_builtin): Likewise.
16266 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
16267 (altivec_expand_st_builtin): Likewise.
16268 (altivec_expand_dst_builtin): Likewise.
16269 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
16270 arglist. Use new CALL_EXPR accessors. Fix callers.
16271 (altivec_expand_vec_set_builtin): Likewise.
16272 (altivec_expand_vec_ext_builtin): Likewise.
16273 (altivec_expand_builtin): Use new CALL_EXPR accessors.
16274 (spe_expand_builtin): Likewise.
16275 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
16276 arglist. Use new CALL_EXPR accessors. Fix callers.
16277 (spe_expand_evsel_builtin): Likewise.
16278 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
16279 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
16281 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
16282 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16283 (arm_expand_unop_builtin): Likewise.
16284 (arm_expand_builtin): Use new CALL_EXPR accessors.
16286 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
16289 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
16290 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
16292 (bfin_expand_unop_builtin): Likewise.
16293 (bfin_expand_builtin): Use new CALL_EXPR accessors.
16295 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16296 Brooks Moses <brooks.moses@codesourcery.com>
16297 Lee Millward <lee.millward@codesourcery.com>
16299 * c-semantics.c (build_stmt): Add internal diagnostic check.
16301 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
16302 accessors. Print arguments explicitly instead of as a list.
16304 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
16306 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
16307 (c_finish_omp_flish): Likewise.
16309 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
16310 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
16311 instead of TREE_CODE_LENGTH.
16312 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
16313 (c_warn_unused_result): Likewise.
16315 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16318 * doc/invoke.texi (Warning Options): Remove
16319 -Werror-implicit-function-declaration.
16320 (Wimplicit-function-declaration): Update description.
16321 * opts.c (common_handle_option): Move handling of -Werror=* to...
16322 (enable_warning_as_error): ...here.
16323 * opts.h (enable_warning_as_error): Declare.
16324 * c-decl.c (implicit_decl_warning): Unless
16325 -Wno-implicit-function-declaration is given, emit a pedwarn if
16326 -std=c99 or emit a warning if -Wimplicit-function-declaration.
16327 * c.opt (Wimplicit-function-declaration): Replace
16328 mesg_implicit_function_declaration with
16329 warn_implicit_function_declaration.
16330 * c-opts.c (c_common_handle_option):
16331 -Werror-implicit-function-declaration is exactly equal as
16332 -Werror=implicit-function-declaration.
16333 (set_Wimplicit): Replace mesg_implicit_function_declaration with
16334 warn_implicit_function_declaration.
16335 (c_common_post_options): -Wimplict-function-declaration is enabled
16336 by default by -std=c99, otherwise is disabled by default.
16337 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
16339 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16341 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
16342 DECL on the rhs to a DECL on the lhs for debug info purposes if the
16343 former is ignored but not the latter.
16345 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16347 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
16348 is made and the reference doesn't use the alias set of its type,
16349 do not create the temporary using that type.
16351 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
16353 * jump.c: Remove prototypes for delete_computation and
16354 delete_prior_computation.
16356 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16358 * jump.c (get_label_after): Delete.
16359 (get_label_before, delete_computation, delete_jump,
16360 delete_prior_computation, follow_jumps): Move...
16361 * reorg.c (delete_computation, delete_prior_computation): ... here...
16362 (get_label_before, delete_jump): ... making these static ...
16363 (follow_jumps): ... and simplifying this since it only runs after
16365 * rtl.h (get_label_after, get_label_before, delete_jump,
16366 follow_jumps): Delete prototypes.
16368 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16370 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
16372 2007-02-15 Nick Clifton <nickc@redhat.com>
16374 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
16375 order to prevent it from being munged by the target.
16377 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
16379 * config/i386/i386.md: Remove misleading comment.
16381 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16383 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
16384 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
16387 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16389 * tree-sra.c (instantiate_missing_elements): Canonicalize
16391 (sra_build_assignment): New.
16392 (generate_copy_inout, generate_element_copy,
16393 generate_element_zero, generate_one_element_init): Use it.
16395 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16397 * tree-sra.c (instantiate_missing_elements): Canonicalize
16399 (sra_build_assignment): New.
16400 (generate_copy_inout, generate_element_copy,
16401 generate_element_zero, generate_one_element_init): Use it.
16403 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16405 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
16408 2007-02-14 Joseph Myers <joseph@codesourcery.com>
16410 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
16411 types as aggregates not scalars.
16412 * function.c (assign_stack_temp_for_type): Likewise.
16414 2007-02-14 Roger Sayle <roger@eyesopen.com>
16415 Zdenek Dvorak <dvorakz@suse.cz>
16417 * tree-dump.c (dump_switch_p_1): Require exact match of the option
16420 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
16422 * passes.c (next_pass_1): Clear the next field of the copied
16425 2007-02-14 Richard Henderson <rth@redhat.com>
16427 * tree-sra.c (early_sra): New.
16428 (decl_can_be_decomposed_p): Deny va_list if early_sra.
16429 (tree_sra_early, pass_sra_early): New.
16430 * tree-pass.h (pass_sra_early): Declare.
16431 * passes.c (init_optimization_passes): Use it.
16433 2007-02-14 Richard Guenther <rguenther@suse.de>
16435 * flags.h (issue_strict_overflow_warning): Convert to a macro.
16437 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
16439 PR tree-optimization/30771
16440 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
16442 (vect_analyze_operations): Induction phis can now be marked as
16444 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
16445 Update documentation accordingly.
16447 2007-02-14 Nick Clifton <nickc@redhat.com>
16449 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
16450 most 3 arguments are supported.
16451 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
16453 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
16455 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
16456 Ensure dst->current is valid.
16458 2007-02-13 Paul Brook <paul@codesourcery.com>
16460 * config.gcc: Add arm*-*-uclinux-*eabi.
16461 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
16462 (SUBTARGET_EXTRA_LINK_SPEC): Define.
16463 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
16464 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
16465 (LINK_SPEC): Define.
16466 (LIB_SPEC): Define.
16467 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
16469 * config/arm/uclinux-eabi.h: New file.
16470 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
16471 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
16474 2007-02-13 Ian Lance Taylor <iant@google.com>
16476 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
16477 * flags.h (warn_strict_overflow): Declare.
16478 (enum warn_strict_overflow_code): Define.
16479 (issue_strict_overflow_warning): New static inline function.
16480 * opts.c (warn_strict_overflow): New variable.
16481 (common_handle_option): Handle OPT_Wstrict_overflow and
16482 OPT_Wstrict_overflow_.
16483 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16485 * fold-const.c: Include intl.h.
16486 (fold_deferring_overflow_warnings): New static variable.
16487 (fold_deferred_overflow_warning): New static variable.
16488 (fold_deferred_overflow_code): New static variable.
16489 (fold_defer_overflow_warnings): New function.
16490 (fold_undefer_overflow_warnings): New function.
16491 (fold_undefer_and_ignore_overflow_warnings): New function.
16492 (fold_deferring_overflow_warnings_p): New function.
16493 (fold_overflow_warning): New static function.
16494 (make_range): Add strict_overflow_p parameter. Change all
16496 (extract_muldiv, extract_muldiv_1): Likewise.
16497 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16498 tree_expr_nonnegative_p.
16499 (fold_negate_expr): Call fold_overflow_warning.
16500 (fold_range_test): Likewise.
16501 (fold_comparison): Likewise.
16502 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16503 instead of tree_expr_nonnegative_p.
16504 (tree_expr_nonnegative_warnv_p): Rename from
16505 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16506 (tree_expr_nonnegative_p): New function.
16507 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16508 strict_overflow_p parameter.
16509 (tree_expr_nonzero_p): New function.
16510 * passes.c (verify_interpass_invariants): New static function.
16511 (execute_one_pass): Call it.
16512 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16514 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16515 (estimate_numbers_of_iterations): Likewise.
16516 (scev_probably_wraps_p): Likewise.
16517 * tree-ssa-ccp.c: Include "toplev.h".
16518 (evaluate_stmt): Defer fold overflow warnings until we know we are
16520 (struct fold_stmt_r_data): Add stmt field.
16521 (fold_stmt_r): Defer fold overflow warnings until we know we
16523 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16524 (fold_stmt_inplace): Likewise.
16525 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16526 (cleanup_control_expr_graph): Defer fold overflow warnings until
16527 we know we are going to optimize.
16528 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16529 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16531 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16532 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16533 * tree-ssa-loop-manip.c (create_iv): Likewise.
16534 * c-typeck.c (build_conditional_expr): Likewise.
16535 (build_binary_op): Likewise.
16536 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16537 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16538 (extract_range_from_unary_expr): Likewise.
16539 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16540 assuming that signed overflow does not occur.
16541 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16542 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16543 (fold_defer_overflow_warnings): Declare.
16544 (fold_undefer_overflow_warnings): Declare.
16545 (fold_undefer_and_ignore_overflow_warnings): Declare.
16546 (fold_deferring_overflow_warnings_p): Declare.
16547 (tree_expr_nonzero_warnv_p): Declare.
16548 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16549 of warning options.
16550 (Warning Options): Document -Wstrict-overflow.
16551 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16552 (tree-ssa-ccp.o): Likewise.
16553 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16554 (fold-const.o): Depend on intl.h.
16556 2007-02-13 Ian Lance Taylor <iant@google.com>
16558 PR middle-end/30751
16559 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16562 2007-02-13 Stuart Hastings <stuart@apple.com>
16564 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16566 2007-02-13 Richard Henderson <rth@redhat.com>
16568 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16569 handled_component_p before looking for the indirect_ref.
16571 2007-02-13 Richard Henderson <rth@redhat.com>
16573 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16574 remove flags clobber.
16575 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16576 (bswaphi_lowpart): New.
16577 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16578 remove TARGET_BSWAP test. Delete expander of the same name.
16580 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16581 (expand_unop): Use them.
16583 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16585 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16586 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16587 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16588 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16589 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16590 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16591 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16592 assembler dialect choice from asm templates.
16594 2007-02-12 Richard Henderson <rth@redhat.com>
16596 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16597 (fixuns_trunc<SSEMODEF>si2): Use it.
16598 * config/i386/sse.md (vec_setv4sf_0): Export.
16599 * config/i386/i386.c (ix86_build_const_vector): Export.
16600 (ix86_split_convert_uns_si_sse): Rename from
16601 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16602 * config/i386/i386-protos.h: Update.
16604 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16607 * c-typeck.c (c_finish_return): Improve warning message.
16609 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16611 * alias.c (find_symbolic_term): Delete unused function.
16613 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16615 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16616 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16617 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16619 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16621 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16622 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16623 the function, temporarily point the debug interface to the null one.
16625 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16627 * dwarf2out.c (round_up_to_align): New static function.
16628 (field_byte_offset): Use it to round the offset.
16630 2007-02-12 Richard Henderson <rth@redhat.com>
16632 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16633 (inswl_const): Export.
16635 2007-02-12 Richard Henderson <rth@redhat.com>
16637 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16638 result mode of the libcall, convert back to outmode.
16640 2007-02-12 Roger Sayle <roger@eyesopen.com>
16642 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16643 (bswapdi2): New define_expand to implement 32-bit implementation.
16645 2007-02-12 Nick Clifton <nickc@redhat.com>
16647 * doc/invoke.texi (Overall Options): Document --help=.
16648 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16649 (cc1_options): Pass --help= on to cc1.
16650 (display_help): Add description of --help=.
16651 (process_command): Add code to handle --help=. Allow translated
16652 --help and --target-help switches to be passed on to compiler
16654 (main): Remove unused if statement.
16655 * opts.c (columns): Remove.
16656 (LEFT_COLUMN): Define.
16657 (wrap_help): Add columns argument.
16658 (print_filtered_help): Change parameters to be an include bitmask,
16659 an exclude bitmask, an any bitmask and the column width. Move the
16660 code to display the params list here. Add code to display the
16661 status of options rather than their descriptions if the quiet flag
16663 (print_specific_help): Change parameters to be an include bitmask,
16664 an exclude bitmask and an any bitmask. Move code to look up the
16665 column width here. Decide upon the title for an options listing.
16666 (common_handle_options): Add code to handle --help=. Adapt code
16667 for --help and --target-help to use the revised form of the
16668 print_specific_help function.
16669 (print_help): Delete.
16670 (print_param_help): Delete.
16671 (print_switch): Delete.
16672 * opts.h (cl_lang_count): Add prototype.
16673 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16674 CL_MAX_OPTION_CLASS): New defines.
16675 * optc-gen.awk: Add construction of cl_lang_count.
16676 * c.opt: Add Warning attribute to warning options and Optimization
16677 attribute to optimization options.
16678 * common.opt: Likewise.
16680 Add -fhelp and -ftarget-help as aliases for the transformed --help
16681 and --target-help options.
16682 * opt-functions.awk: Add code to handle Warning and Optimization
16685 2007-02-12 Richard Henderson <rth@redhat.com>
16687 * config/alpha/constraints.md: New file.
16688 * config/alpha/alpha.c: Include tm-constrs.h.
16689 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16690 alpha_extra_constraint): Remove.
16691 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16692 * config/alpha/alpha-protos.h: Update.
16693 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16694 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16695 (EXTRA_CONSTRAINT): Remove.
16696 * config/alpha/alpha.md: Include constraints.md.
16697 (adddi splitter): Use satisfies_constraint_*.
16698 * config/alpha/predicates.md (add_operand): Likewise.
16699 (sext_add_operand, addition_operation): Likewise.
16701 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16703 PR tree-optimization/29145
16704 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16705 in our handling of restrict qualified pointers.
16707 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16710 * doc/invoke.texi (Wunused-value): Update description.
16711 (Wextra): Delete item.
16712 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16713 value of Wunused-value.
16714 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16715 (c_finish_stmt_expr): Don't check extra_warnings.
16716 (emit_side_effect_warnings): The caller is responsible to check
16719 2007-02-11 Roger Sayle <roger@eyesopen.com>
16720 Matt Thomas <matt@3am-software.com>
16722 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16724 2007-02-11 Roger Sayle <roger@eyesopen.com>
16726 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16727 comparisons of POPCOUNT against zero.
16728 (simplify_const_relational_operation): Likewise.
16730 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16732 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16734 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16736 * dwarf2out.c (root_type): Delete unused function.
16738 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16740 * genattrtab.c (contained_in_p): Delete unused function.
16741 (write_expr_attr_cache): Likewise.
16743 2007-02-11 Jan Hubicka <jh@suse.cz>
16745 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16748 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16750 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16751 to add the REG_EQ* note.
16752 * see.c (see_merge_one_use_extension): Likewise.
16753 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16754 turn REG_EQUAL notes into REG_EQUIV notes if the target
16755 register may have more than one set.
16756 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16757 * gcse.c (try_replace_reg): Likewise.
16758 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16759 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16760 more than one REG_EQUIV note.
16761 * reload1.c (gen_reload): Use set_unique_reg_note.
16763 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16766 (ix86_builtin_conversion): New function.
16768 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16771 * tree.h (DECL_REPLACEABLE_P): New macro.
16772 * except.c (set_nothrow_function_flags): Likewise.
16774 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16775 Ira Rosen <irar@il.ibm.com>
16776 Dorit Nuzman <dorit@il.ibm.com>
16778 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16779 * targhooks.c (default_builtin_vectorized_conversion): New.
16780 * targhooks.h (default_builtin_vectorized_function): New declaration.
16781 * target.h (struct vectorize): Add builtin_conversion field.
16782 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16783 stmt_vec_info_type value.
16784 (vectorizable_conversion): New declaration.
16785 * tree-vect-analyze.c (vect_analyze_operations): Add
16786 vectorizable_conversion call.
16787 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16788 * tree-vect-transform.c (vectorizable_conversion): New function.
16789 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16790 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16792 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16793 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16794 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16795 or ALTIVEC_BUILTIN_VCFSX.
16797 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16800 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16801 CONST_DOUBLE and operand 0 is a hard register.
16802 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16803 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16804 is a hard floating-point register.
16806 2007-02-10 Richard Henderson <rth@redhat.com>
16807 Jakub Jelinek <jakub@redhat.com>
16808 Alexandre Oliva <aoliva@redhat.com>
16810 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
16811 * builtin-types.def (BT_WORD): Make unsigned.
16812 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
16813 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
16814 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
16815 * c-decl.c (grokdeclarator): Don't error if !have_tls.
16816 * c-parser.c (c_parser_omp_threadprivate): Likewise.
16817 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
16819 * expr.c (emutls_var_address): New.
16820 (expand_expr_real_1): Expand emulated tls.
16821 (expand_expr_addr_expr_1): Likewise.
16822 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
16823 * output.h (emutls_finish): Declare.
16824 * toplev.c (compile_file): Call it.
16825 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
16826 address before wrapping in CONST.
16827 * varasm.c (emutls_htab, emutls_object_type): New.
16828 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
16829 (get_emutls_object_name, get_emutls_object_type): New.
16830 (get_emutls_init_templ_addr, emutls_decl): New.
16831 (emutls_common_1, emutls_finish): New.
16832 (assemble_variable): When emulating tls, swap decls; generate
16833 constructor for the emutls objects.
16834 (do_assemble_alias): When emulating tls, swap decl and target name.
16835 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
16837 * varpool.c (decide_is_variable_needed): Look at force_output.
16838 Recurse for emulated tls.
16839 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
16840 with decide_is_variable_needed.
16841 * emutls.c: New file.
16842 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
16843 tls_object for real tls.
16845 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
16847 PR rtl-optimization/29599
16848 * reload1.c (eliminate_regs_in_insn): Take the destination
16849 mode into account when computing the offset.
16851 2007-02-09 Stuart Hastings <stuart@apple.com>
16852 Richard Henderson <rth@redhat.com>
16854 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16855 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
16856 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
16857 fixuns_truncdfhi2): New.
16858 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
16859 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
16860 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
16861 (floatunssidf2): Allow nonimmediate source.
16862 * config/i386/sse.md (movdi_to_sse): New.
16863 (vec_concatv2di): Drop '*'.
16864 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
16865 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16866 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
16868 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
16869 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
16870 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
16871 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
16872 (ix86_build_signbit_mask): Fix decl of v, refactor to call
16873 ix86_build_const_vector.
16874 (x86_emit_floatuns): Rewrite.
16876 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16878 * genautomata.c (longest_path_length): Delete unused function.
16879 (struct state): Delete unused longest_path_length.
16880 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
16881 (get_free_state): Delete unused.
16883 2007-02-09 Jan Hubicka <jh@suse.cz>
16885 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
16886 * doc/invoke.texi (inline-unit-growth): Update default value.
16888 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
16889 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
16890 (rebuild_cgraph_edges): Likewise.
16891 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
16892 (dump_cgraph_node): Dump frequencies.
16893 (cgraph_clone_edge): Add frequency scales.
16894 (cgraph_clone_node): Add freuqnecy.
16895 * cgraph.h (cgraph_edge): Add freuqnecy argument.
16896 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
16897 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
16898 * tree-pass.h (TODO_rebuild_frequencies): New constant.
16899 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
16900 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
16901 (save_inline_function_body): Likewise.
16902 * ipa-inline.c: inluce rtl.h
16903 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
16904 (cgraph_edge_badness): Use frequencies.
16905 (cgraph_decide_recursive_inlining): Update clonning.
16906 (cgraph_decide_inlining_of_small_function): Dump frequency.
16907 * predict.c (estimate_bb_frequencies): Export.
16908 * predict.h (estimate_bb_frequencies): Declare.
16909 * tree-inline.c (copy_bb): Watch overflows.
16910 (expand_call_inline): Update call of cgraph_create_edge.
16911 (optimize_inline_calls): Use TODO flags to update frequnecies.
16912 * passes.h: Include predict.h
16913 (init_optimization_passes): Move profile ahead.
16914 (execute_function_todo): Handle TODO_rebuild_frequencies.
16916 2007-02-09 Roger Sayle <roger@eyesopen.com>
16918 * config/alpha/alpha.c (emit_insxl): Force the first operand of
16919 the insbl or inswl pattern into a register.
16921 2007-02-09 Roger Sayle <roger@eyesopen.com>
16923 * config/ia64/ia64.md (bswapdi2): New define_insn.
16925 2007-02-09 Richard Henderson <rth@redhat.com>
16927 * config/i386/constraints.md (Ym): New constraint.
16928 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
16929 (movdi_1_rex64): Split sse and xmm general register moves from
16930 memory move alternatives. Use conditional register constraints.
16931 (movsf_1, movdf_integer): Likewise.
16932 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16933 (movdf_integer_rex64): New.
16934 (pushsf_rex64): Fix output constraints.
16935 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16936 (sse2_stored): Likewise.
16937 (sse2_storeq_rex64): New.
16938 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
16939 amd and not generic.
16940 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
16941 for optimize_size. Remove SF/DFmode hack.
16943 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16945 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
16948 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
16949 Richard Sandiford <richard@codesourcery.com>
16951 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
16952 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
16953 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
16954 m68k/t-mlib to tmake_file.
16955 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
16956 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
16957 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
16958 Allow it to be cf or m68k. Set m68k_arch_family. If that
16959 variable is not empty, add t-$m68k_arch_family to tmake_file.
16960 Add t-mlibs to tmake_file.
16961 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
16962 * config/m68k/t-cf: New file.
16963 * config/m68k/t-m68k: Likewise.
16964 * config/m68k/t-mlibs: Likewise.
16965 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16966 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16967 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16968 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16969 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
16971 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
16972 (INSTALL_LIBGCC): Delete.
16973 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
16974 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16975 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16976 (M68K_MLIB_CPU): Define.
16977 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
16978 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
16979 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
16981 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16982 Richard Guenther <rguenther@suse.de>
16984 PR middle-end/23361
16985 * fold-const.c (fold_comparison): Handle obfuscated comparisons
16986 against INT_MIN/INT_MAX.
16987 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
16988 file if a loop is removed.
16990 2007-02-09 Joseph Myers <joseph@codesourcery.com>
16992 * calls.c (store_one_arg): Pass correct alignment to
16993 emit_push_insn for non-BLKmode values.
16994 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
16995 unaligned stack slot via a suitably aligned slot.
16997 2007-02-08 DJ Delorie <dj@redhat.com>
16999 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17001 (legal_subregs): Use unsigned char, make const.
17002 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17004 2007-02-08 Paul Brook <paul@codesourcery.com>
17006 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17007 special interworking needed.
17009 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17011 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17012 conditional to __SSE2__.
17013 (Entries below should have been added to first ChangeLog
17014 entry for amdfam10 dated 2007-02-05)
17015 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17017 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17019 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17022 2007-02-08 DJ Delorie <dj@redhat.com>
17024 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17025 * config/m32c/m32c.c (legal_subregs): New.
17026 (m32c_illegal_subreg_p): New.
17027 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17028 unsupported subregs of hard regs.
17030 2007-02-08 Jan Hubicka <jh@suse.cz>
17032 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17033 the same one; always update histograms.
17035 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17037 * passes.c (init_optimization_passes): Tidy comment.
17039 2007-02-08 Roger Sayle <roger@eyesopen.com>
17041 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17042 strip zero_extend, bswap and rotates from POCOUNT's argument.
17043 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17044 zero_extend and rotates from PARITY's argument.
17045 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17046 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17047 of an integer constant at compile-time.
17049 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17052 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17054 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17057 * tree-ssa-live.c (remove_unused_locals): Do not remove
17058 TREE_ADDRESSABLE variables.
17059 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17060 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17061 FOR_CLOBBER. Update all users.
17062 If VAR has an associated alias set, add a virtual operand for
17063 it if no alias is found to conflict with the memory reference.
17065 2007-02-07 Jan Hubicka <jh@suse.cz>
17066 Robert Kidd <rkidd@crhc.uiuc.edu>
17068 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
17070 2007-02-07 Ian Lance Taylor <iant@google.com>
17072 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
17074 2007-02-07 Roger Sayle <roger@eyesopen.com>
17076 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
17077 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
17078 tablejumpdi, movsi_to_cr_one): Remove constraints from
17079 define_expand's match_operands.
17081 2007-02-07 Roger Sayle <roger@eyesopen.com>
17083 * global.c (compute_regsets): Move declatation of "i" inside of
17084 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
17086 2007-02-07 Jakub Jelinek <jakub@redhat.com>
17089 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
17090 of INDIRECT_REF <RESULT_DECL>.
17092 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
17094 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
17095 Kaz Kojima <kkojima@gcc.gnu.org>
17098 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
17100 (sh_initialize_trampoline): Add parentheses to avoid a warning.
17102 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17104 * doc/loop.texi: Document possibility not to perform disambiguation
17105 of loops with multiple latches.
17106 * cfgloopmanip.c (alp_enum_p): Removed.
17107 (add_loop): Handle subloops. Use get_loop_body_with_size.
17108 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
17109 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
17110 the new forwarder block.
17111 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
17112 Handle the case latch is NULL.
17113 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
17114 modifications when marking loop exits.
17115 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
17117 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
17118 disambiguate_loops_with_multiple_latches.
17119 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
17120 before fix_loop_structure.
17121 * cfgloop.c: Include pointer-set.h and output.h.
17122 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
17123 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
17124 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
17125 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
17126 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
17127 disambiguate_multiple_latches, get_loop_body_with_size,
17128 disambiguate_loops_with_multiple_latches): New functions.
17129 (flow_loop_dump): Dump multiple latch edges.
17130 (flow_loop_nodes_find): Handle loops with multiple latches.
17131 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
17132 (glb_enum_p): Modified.
17133 (get_loop_body): Use get_loop_body_with_size.
17134 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
17135 (AVOID_CFG_MODIFICATIONS): New constant.
17136 (disambiguate_loops_with_multiple_latches, add_loop,
17137 get_loop_body_with_size): Declare.
17138 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
17140 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
17142 PR inline-asm/28686
17143 * global.c (compute_regsets): New function.
17144 (global_alloc): Refactored ELIMINABLE_REGSET
17145 and NO_GLOBAL_ALLOC_REGS computation out.
17146 (rest_of_handle_global_alloc): Call compute_regsets()
17147 for non-optimizing case.
17149 2007-02-06 Richard Henderson <rth@redhat.com>
17151 * config/i386/constraints.md (Y2): Rename from Y.
17152 (Yi): New constraint.
17153 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
17154 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
17155 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
17156 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
17157 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
17158 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
17159 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
17160 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
17161 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
17162 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
17163 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
17164 vec_extractv2si_1): Change Y constraints to Y2.
17165 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
17166 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
17167 Change Y constraints to Y2.
17168 (sse2_loadld): Change Y constraints to x.
17170 2007-02-06 Roger Sayle <roger@eyesopen.com>
17172 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
17173 (parity<mode>2): New define_expand using rs6000_emit_parity.
17174 * config/rs6000/rs6000.c (rs6000_emit_popcount,
17175 rs6000_emit_parity): New functions.
17176 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
17177 rs6000_emit_parity): Prototype here.
17179 2007-02-06 Ian Lance Taylor <iant@google.com>
17181 * lower-subreg.c (simple_move_operand): Reject CONST.
17182 (resolve_clobber): Call validate_change rather than directly
17183 assigning to XEXP (pat, 0).
17185 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17187 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
17188 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
17189 (tree-cfg.o): Remove hashtab.h dependency.
17191 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
17192 (struct ivopts_data): Change niters to pointer_map_t.
17193 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
17194 (niter_for_exit): Create pointer_map on demand. Change for
17196 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
17197 (free_loop_data): Destroy data->niters if created and reset field.
17198 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
17199 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
17201 * tree-ssa-reassoc.c: Include pointer-set.h.
17202 (bb_rank): Change to long *.
17203 (operand_rank): Change to pointer_map_t.
17204 (find_operand_rank): Return long, -1 if not found. Declare as inline.
17205 (insert_operand_rank): Accept long.
17206 (operand_entry_hash, operand_entry_eq): Remove.
17207 (get_rank): Return long. Adjust for changes above.
17208 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
17210 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
17212 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
17213 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
17214 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
17216 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
17217 directly since it cannot be NULL.
17218 (get_vi_for_tree): Rewrite for pointer_map API.
17219 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
17220 (init_alias_vars): Create vi_for_tree as pointer_map.
17221 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
17223 * tree-cfg.c: Don't include hashtab.h.
17224 (edge_to_cases): Declare as pointer_map.
17225 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
17227 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
17228 (start_recording_case_labels): Create edge_to_cases as pointer_map.
17229 (end_recoding_case_labels): Cleanup edge_to_cases manually before
17231 (record_switch_edge): Delete.
17232 (get_cases_for_edge): Adjust for pointer_map API, inline
17233 record_switch_edge (rewritten for new API), remove goto.
17235 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17237 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
17238 * tree-nested.c: Include pointer-set.h.
17239 (var_map_elt, var_map_eq, var_map_hash): Delete.
17240 (struct nesting_info): Remove GTY marker. Change the two htab_t's
17241 to pointer_map_t's.
17242 (nesting_info_bitmap_obstack): New.
17243 (lookup_field_for_decl): Adjust for pointer_map API.
17244 (lookup_tramp_for_decl): Adjust for pointer_map API.
17245 (get_nonlocal_debug_decl): Adjust for pointer_map API.
17246 (get_local_debug_decl): Adjust for pointer_map API.
17247 (convert_nl_goto_reference): Adjust for pointer_map API.
17248 (convert_nl_goto_receiver): Adjust for pointer_map API.
17249 (create_nesting_tree): Create outside GGC space. Create bitmap on
17250 the new obstack. Create field_map and var_map as pointer_maps.
17251 (free_nesting_tree): Adjust for changes to create_nesting_tree.
17253 (lower_nested_functions): Move root here, no need to NULL it.
17254 Initialize and release the obstack.
17256 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
17258 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
17259 Remove prototypes and make them non-static.
17260 (struct tree_int_map): Remove.
17261 * tree.h (struct tree_int_map): Move here, turning TO into an
17263 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
17265 * tree.h (TREE_COMPLEXITY): Remove.
17266 (struct tree_exp): Remove complexity field.
17267 * tree.c (build1_stat): Don't set it.
17269 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
17270 Victor Kaplansky <victork@il.ibm.com>
17272 * tree-vectorizer.c (vect_is_simple_use): Support induction.
17273 (vect_is_simple_reduction): Support reduction with induction as
17274 one of the operands.
17275 (vect_is_simple_iv_evolution): Fix formatting.
17276 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
17277 formatting. Don't mark induction phis for vectorization.
17278 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
17279 * tree-vect-transform.c (get_initial_def_for_induction): New function.
17280 (vect_get_vec_def_for_operand): Support induction.
17281 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
17283 (vectorizable_reduction): Support reduction with induction as one of
17285 (vectorizable_type_demotion): Use def-type of stmt argument rather
17286 than dummy def-type.
17288 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
17289 flag_tree_scev_cprop.
17290 * common.opt (tree-scev-cprop): New flag.
17292 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
17293 call to vect_get_new_vect_var.
17295 2007-02-06 Ira Rosen <irar@il.ibm.com>
17297 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
17298 vectype is not NULL.
17299 (vect_pattern_recog_1): Likewise.
17301 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17303 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
17304 (fold_negate_expr): Likewise.
17306 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
17309 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
17310 even if cv-qualification is the same.
17312 2007-02-05 Geoffrey Keating <geoffk@apple.com>
17314 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
17315 __enable_execute_stack on completion.
17317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17319 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
17320 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
17321 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
17322 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
17323 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
17324 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
17325 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
17326 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
17328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17330 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
17331 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
17332 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
17333 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
17334 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
17335 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
17336 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
17337 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
17338 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
17339 umuldi3_highpart_rex64, umulsi3_highpart_insn,
17340 umulsi3_highpart_zext, smuldi3_highpart_rex64,
17341 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
17342 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
17343 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
17344 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
17345 sqrtextenddfxf2_i387): Added amdfam10_decode.
17347 * config/i386/athlon.md (athlon_idirect_amdfam10,
17348 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
17349 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
17350 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
17351 athlon_ivector_store_amdfam10): New define_insn_reservation.
17352 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
17355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17357 * config/i386/athlon.md (athlon_call_amdfam10,
17358 athlon_pop_amdfam10, athlon_lea_amdfam10): New
17359 define_insn_reservation.
17360 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
17361 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
17362 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
17364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17366 * config/i386/athlon.md (athlon_sseld_amdfam10,
17367 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
17368 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
17370 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17372 * config/i386/athlon.md (athlon_sseins_amdfam10): New
17373 define_insn_reservation.
17374 * config/i386/i386.md (sseins): Added sseins to define_attr type
17375 and define_attr unit.
17376 * config/i386/sse.md: Set type attribute to sseins for insertq
17379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17381 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
17382 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
17383 ssecomi_load_amdfam10, ssecomi_amdfam10,
17384 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
17385 define_insn_reservation.
17386 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
17388 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17390 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
17391 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
17392 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
17393 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
17394 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
17395 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
17396 define_insn_reservation.
17398 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
17399 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
17400 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
17401 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
17402 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
17404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17406 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
17407 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
17408 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
17409 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
17410 athlon_ssemul_load_k8): Added amdfam10.
17412 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17414 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
17415 (x86_sse_unaligned_move_optimal): New variable.
17417 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
17419 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
17420 for unaligned vector SSE double/single precision loads for AMDFAM10.
17422 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17424 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
17425 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
17426 Define TARGET_CPU_DEFAULT_amdfam10.
17427 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
17428 (processor_type): Add PROCESSOR_AMDFAM10.
17430 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
17431 processor_type in config/i386/i386.h.
17432 Enable imul peepholes for TARGET_AMDFAM10.
17434 * config.gcc: Add support for --with-cpu option for amdfam10.
17436 * config/i386/i386.c (amdfam10_cost): New variable.
17437 (m_AMDFAM10): New macro.
17438 (m_ATHLON_K8_AMDFAM10): New macro.
17439 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
17440 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
17441 x86_promote_QImode, x86_integer_DFmode_moves,
17442 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17443 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
17444 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
17445 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
17446 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
17447 Enable/disable for amdfam10.
17448 (override_options): Add amdfam10_cost to processor_target_table.
17449 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
17450 processor_alias_table.
17451 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
17452 (ix86_adjust_cost): Add code for amdfam10.
17454 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17456 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
17457 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
17458 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
17459 * config/i386/i386.h: Add builtin definition for SSE4A.
17460 * config/i386/i386.md: Add support for ABM instructions
17461 (popcnt and lzcnt).
17462 * config/i386/sse.md: Add support for SSE4A instructions
17463 (movntss, movntsd, extrq, insertq).
17464 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
17465 Add -march=amdfam10 flag.
17466 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
17467 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
17469 * doc/extend.texi: Add documentation for SSE4A builtins.
17471 2007-02-05 Bob Wilson <bob.wilson@acm.org>
17473 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
17475 2007-02-05 Richard Guenther <rguenther@suse.de>
17477 * tree-vectorizer.h (vectorizable_function): Add argument type
17478 argument, change return type.
17479 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
17480 * tree-vect-transform.c (vectorizable_function): Handle extra
17481 argument, return vectorized function decl.
17482 (build_vectorized_function_call): Remove.
17483 (vectorizable_call): Handle calls with result and argument types
17484 differing. Handle loop vectorization factor correctly.
17485 * targhooks.c (default_builtin_vectorized_function): Adjust for
17487 * targhooks.h (default_builtin_vectorized_function): Likewise.
17488 * target.h (builtin_vectorized_function): Add argument type
17490 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17491 extra argument, allow vectorizing of lrintf.
17492 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17493 documentation of target hook.
17495 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17498 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17499 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17500 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17502 2007-02-05 Roger Sayle <roger@eyesopen.com>
17504 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17505 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17506 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17507 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17508 before canonicalizing sincos to cexpi.
17509 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17511 2007-02-05 Roger Sayle <roger@eyesopen.com>
17513 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17514 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17515 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17517 2007-02-05 Roger Sayle <roger@eyesopen.com>
17519 * mips-tfile.c (initialize_init_file): Correct endianness test.
17521 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17523 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17524 the 'y' constraint.
17526 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17528 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17529 saves in a PARALLEL before the register assignments.
17531 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17533 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17534 DWARF_FRAME_RETURN_COLUMN to be a general register.
17535 * dwarf2out.c (init_return_column_size): New function, split from...
17536 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17537 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17538 to be nongeneral registers.
17539 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17541 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17542 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17544 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17546 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17548 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17550 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17551 (remove_path): Use can_remove_branch_p and remove_branch instead
17552 of loop_delete_branch_edge.
17553 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17554 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17555 Update profile using scale_dominated_blocks_in_loop.
17556 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17557 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17558 (can_remove_branch_p, remove_branch): Declare.
17559 * tree-cfg.c (tree_can_remove_branch_p): New function.
17560 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17561 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17562 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17564 2007-02-05 Jan Hubicka <jh@suse.cz>
17566 PR middle-end/30696
17567 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17568 nodes in cgraph, don't remove offline copy of the function.
17570 2007-02-04 Jan Hubicka <jh@suse.cz>
17572 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17573 vectors might cause maybe_lookup_element_for_expr to be called
17574 on non-sra-candidate.
17576 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17578 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17579 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17580 spelling conventions.
17582 2007-02-04 Richard Guenther <rguenther@suse.de>
17584 PR middle-end/30636
17585 * fold-const.c (try_move_mult_to_index): Make sure to not
17586 overflow one dimension of a multi-dimensional array access.
17588 2007-02-04 Jan Hubicka <jh@suse.cz>
17590 * passes.c (init_optimization_passes): Reindent.
17592 2007-02-04 Jan Hubicka <jh@suse.cz>
17593 Eric Botcazou <ebotcazou@adacore.com>
17595 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17596 (execute_fixup_cfg): Break out the abnormal goto code.
17597 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17598 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17599 (optimize_inline_calls): Call make_nonlocal_label_edges.
17601 2007-02-04 Jan Hubicka <jh@suse.cz>
17603 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17604 true when something was changed.
17605 (rename_ssa_copies): When something was changed, do
17606 TODO_remove_unused_locals.
17607 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17608 add TODO_remove_unused_locals when instruction was removed.
17610 2007-02-04 Jan Hubicka <jh@suse.cz>
17612 * ipa-inline.c (try_inline): Improve debug output; work on already
17614 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17615 call try_inline for already inlined edges too when flattening;
17616 inline also functions that make callee growth but overall unit size
17619 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17621 * config/m32c/bitops.md, config/m32c/jump.md,
17622 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17623 config/m32r/m32r.h, config/m32r/m32r.md,
17624 config/m32r/predicates.md, config/m68hc11/larith.asm,
17625 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17626 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17627 config/mips/mips-protos.h, config/mips/mips.c,
17628 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17629 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17630 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17631 spelling conventions.
17633 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17634 Follow spelling conventions.
17636 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17638 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17639 warn about C++0x compatibility.
17641 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17643 * config/h8300/h8300.c, config/h8300/h8300.h,
17644 config/h8300/h8300.md: Follow spelling conventions.
17646 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17648 PR middle-end/30667
17649 * combine.c (try_combine): Do not substitute source operand
17650 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17652 2007-02-03 Jan Hubicka <jh@suse.cz>
17654 PR gcov-profile/30650
17655 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17656 do not divide by zero for never executed counters.
17657 (tree_find_values_to_profile): Fix counters.
17658 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17660 2007-02-03 Ian Lance Taylor <iant@google.com>
17662 * lower-subreg.c (simple_move_operand): New static function,
17663 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17665 (simple_move): Call simple_move_operand.
17666 (find_decomposable_subregs): Add special handling of MEMs.
17667 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17668 meaning of return value. If we see a hard register, test whether
17669 it can store a word_mode value. Change all callers.
17671 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17673 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17674 ftrapv insns and expanders.
17675 (subdi3): Change define_expand operand 1 to arith11_operand, and
17676 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17677 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17678 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17681 PR middle-end/30174
17682 * varasm.c (notice_global_symbol): Treat global objects as weak when
17683 flag_shlib is true.
17685 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17687 * emit-rtl.c (dconstpi): Delete.
17688 (dconstsqrt2): New.
17689 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17690 * real.h (dconstpi): Delete.
17691 (dconstsqrt2): New.
17692 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17693 (fold_builtin_hypot): Likewise.
17695 2007-02-03 Tom Tromey <tromey@redhat.com>
17698 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17699 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17701 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17703 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17704 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17705 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17706 config/rs6000/cell.md, config/rs6000/darwin.h,
17707 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17708 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17709 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17710 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17711 typos. Follow spelling conventions.
17712 * doc/invoke.texi: Follow spelling conventions.
17714 2007-02-03 Roger Sayle <roger@eyesopen.com>
17716 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17717 canonicalization transformations that attempt to simplify integer
17718 constant comparisons to become comparisons against zero.
17720 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17722 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17724 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17725 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17727 2007-02-02 Mike Stump <mrs@apple.com>
17729 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17730 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17731 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17732 generate a branch island.
17734 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17736 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17737 (xtensa_legitimate_address_p): New.
17738 (xtensa_legitimize_address): New.
17739 (xtensa_output_addr_const_extra): New.
17740 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17742 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17743 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17744 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17745 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17746 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17747 (xtensa_legitimize_address): New.
17748 (xtensa_output_addr_const_extra): New.
17750 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17752 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17754 2007-02-02 Ian Lance Taylor <iant@google.com>
17756 * expmed.c (expand_divmod): Add comment.
17758 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17760 * emit-rtl.c (renumber_insns): Remove.
17761 * flags.h: Remove the extern for flag_renumber_insns.
17762 * rtl.h: Remove the prototype for renumber_insns.
17763 * toplev.c (flag_renumber_insns): Remove.
17765 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17767 Revert for x86 darwin:
17768 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17770 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17771 code before the following patch under TARGET_MACHO.
17772 (ix86_function_value_regno_p): Likewise.
17774 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17776 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17779 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17782 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17783 loads to general or fp registers. Add comments.
17784 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17786 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17788 * pointer-set.c (insert_aux): Only return insertion slot.
17789 (pointer_set_insert): Adjust.
17790 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17791 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17792 pointer_map_traverse): New.
17793 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17794 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17795 pointer_map_contains, pointer_map_traverse): Declare.
17797 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17799 PR middle-end/30473
17800 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17801 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17803 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17805 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17807 (struct _dep): New type.
17808 (dep_t): New typedef.
17809 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
17810 (DEP_STATUS): New access macro. The macro with the same name was
17811 renamed to DEP_LINK_STATUS.
17812 (dep_init): Declare function
17814 (struct _dep_link): New type.
17815 (dep_link_t): New typedef.
17816 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
17817 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
17818 (DEP_LINK_STATUS): New macro.
17819 (debug_dep_links): New debug function.
17821 (struct _deps_list): New type.
17822 (deps_list_t): New typedef.
17823 (DEPS_LIST_FIRST): New access macro.
17824 (FOR_EACH_DEP_LINK): New cycle macro.
17825 (create_deps_list, free_deps_list, delete_deps_list): Declare
17827 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
17828 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
17829 (copy_deps_list_change_con): Ditto.
17831 (move_dep_link): Declare function.
17833 (struct _dep_node): New type.
17834 (dep_node_t): New typedef.
17835 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
17837 (struct haifa_insn_data.back_deps): New field to hold backward
17838 dependencies of the insn.
17839 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
17841 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
17842 Change its type to deps_list_t.
17843 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
17844 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
17845 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
17847 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
17849 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
17851 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
17853 (dep_cost): Declare.
17855 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
17856 (ds_to_dk, dk_to_ds): New functions.
17858 (init_dep_1): New static function.
17859 (init_dep): New function.
17860 (copy_dep): New static function.
17862 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
17864 (detach_dep_link): New static function.
17865 (move_dep_link): New function.
17867 (dep_links_consistent_p, dump_dep_links): New static functions.
17868 (debug_dep_links): New debugging function.
17870 (deps_obstack, dl_obstack, dn_obstack): New static variables.
17872 (alloc_deps_list, init_deps_list): New static functions.
17873 (create_deps_list): New function.
17874 (clear_deps_list): New static function.
17875 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
17876 (deps_list_consistent_p, dump_deps_list): New static functions.
17877 (debug_deps_list): New function.
17878 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
17880 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
17882 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
17883 use new scheduler dependencies lists.
17884 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
17885 (sched_analyze): Ditto. Initialize dependencies lists.
17886 (add_forw_dep, compute_forward_dependences): Update to use new
17887 scheduler dependencies lists.
17889 (init_dependency_caches): Init deps_obstack.
17890 (free_dependency_caches): Free deps_obstack.
17892 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
17893 new scheduler dependencies lists.
17894 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
17895 (add_back_forw_dep, delete_back_forw_dep): Ditto.
17897 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
17898 Update to use new scheduler dependencies lists.
17899 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
17900 (debug_dependencies): Ditto.
17901 (schedule_region): Update comments.
17903 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
17904 scheduler dependencies lists.
17905 (schedule_ebb): Update comments.
17907 * rtl.def (DEPS_LIST): Remove.
17909 * lists.c (unused_deps_list): Remove.
17910 (free_list): Update assertions.
17912 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
17913 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17915 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
17916 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
17918 * haifa-sched.c (comments): Update.
17919 (insn_cost1): Remove. Inline the code into insn_cost ().
17920 (insn_cost): Update to use new scheduler dependencies lists. Move
17921 processing of the dependency cost to dep_cost ().
17922 (dep_cost): New function. Use it instead of insn_cost () when
17923 evaluating cost of the dependency. Use compatible interface to
17924 interact with the target.
17925 (priority): Update to use new scheduler dependencies lists.
17926 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
17927 with greater number of insns that depend on the insn.
17928 (schedule_insn): Update to use new scheduler dependencies lists. Add
17929 code to free backward dependencies lists. Inline and optimize code
17930 from resolve_dep () - see PR28071.
17931 (ok_for_early_queue_removal): Update to use new scheduler dependencies
17932 lists. Update call to targetm.sched.is_costly_dependence hook.
17934 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
17935 scheduler dependencies lists.
17937 (resolve_dep): Remove. Move the logic to schedule_insn ().
17938 (init_h_i_d): Initialize dependencies lists.
17940 (process_insn_depend_be_in_spec): Rename to
17941 process_insn_forw_deps_be_in_spec. Update to use new scheduler
17942 dependencies lists.
17943 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
17944 Update to use new scheduler dependencies lists.
17945 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
17947 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
17948 new scheduler dependencies lists.
17949 (build_intra_loop_deps): Ditto.
17951 * target.h (struct _dep): Declare to use in
17952 gcc_target.sched.is_costly_dependence.
17953 (struct gcc_target.sched.adjust_cost): Fix typo.
17954 (struct gcc_target.sched.is_costly_dependence): Change signature to
17955 use single dep_t parameter instead of an equivalent triad.
17956 (struct gcc_target.sched.adjust_cost_2): Remove.
17958 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
17960 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
17962 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
17964 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
17966 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
17967 (REG_DEP_TRUE): Document.
17969 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
17970 Change signature to correspond to the targetm.sched.adjust_cost hook.
17971 Update use in TARGET_SCHED_ADJUST_COST_2.
17972 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
17973 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
17974 new scheduler dependencies lists.
17975 (ia64_gen_check): Ditto.
17977 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
17978 scheduler dependencies lists.
17980 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
17981 signature to correspond to the targetm.sched.is_costly_dependence hook.
17982 (is_costly_group): Update to use new scheduler dependencies lists.
17984 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
17985 instead of INSN_COST () macro.
17987 2007-02-01 Ian Lance Taylor <iant@google.com>
17989 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
17991 2007-02-01 Guy Martin <gmsoft@gentoo.org>
17993 * pa.md (tp_load): Correct mfctl instruction syntax.
17995 2007-02-01 Geoffrey Keating <geoffk@apple.com>
17997 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
17998 altivec_padding_size calculation on AIX. Improve comment, add
17999 assert to verify that it's right.
18001 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18004 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18006 PR inline-asm/28686
18007 * global.c (global_alloc): Add mising initialization of
18010 2007-02-01 Roger Sayle <roger@eyesopen.com>
18012 * alias.c (init_alias_analysis): Correct whitespace.
18013 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18014 partition_hot_cold_basic_blocks): Likewise.
18015 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18016 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18017 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18018 fold_builtin_snprintf_chk, fold_builtin_printf,
18019 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18020 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18021 * cfgcleanup.c (cleanup_cfg): Likewise.
18022 * cfgexpand.c (tree_expand_cfg): Likewise.
18023 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18024 * function.c (get_next_funcdef_no): Likewise.
18025 * gengtype.c (main): Likewise.
18026 * genmodes.c (main): Likewise.
18027 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18028 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18029 * ifcvt.c (noce_emit_move_insn): Likewise.
18030 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18032 * stor-layout.c (get_best_mode): Likewise.
18033 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18034 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18035 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18036 perform_var_substitution, solve_graph): Likewise.
18037 * tree-vrp.c (vrp_finalize): Likewise.
18039 2007-02-01 Ian Lance Taylor <iant@google.com>
18041 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18042 high part of a paradoxical subreg, return a constant zero.
18044 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18046 * toplev.c (lang_dependent_init): Call init_set_costs.
18047 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18049 2007-02-01 Richard Guenther <rguenther@suse.de>
18051 PR middle-end/30656
18052 * fold-const.c (fold_negate_expr): Allow negating a
18053 constant if overflow does not change.
18055 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18057 * doc/c-tree.texi (Expression trees): Improve markup.
18058 * doc/tm.texi (Register Classes, Addressing Modes)
18059 (Floating Point): Fix spacing after abbreviations. Fix some
18062 2007-02-01 Ben Elliston <bje@au.ibm.com>
18064 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18065 * doc/contrib.texi: Likewise.
18066 * doc/install.texi: Likewise.
18068 2007-01-31 Richard Henderson <rth@redhat.com>
18069 Ian Lance Taylor <iant@google.com>
18071 * lower-subreg.c: New file.
18072 * rtl.def (CONCATN): Define.
18073 * passes.c (init_optimization_passes): Add pass_lower_subreg and
18074 pass_lower_subreg2.
18075 * emit-rtl.c (update_reg_offset): New static function, broken out
18076 of gen_rtx_REG_offset.
18077 (gen_rtx_REG_offset): Call update_reg_offset.
18078 (gen_reg_rtx_offset): New function.
18079 * regclass.c: Revert patch of 2006-03-05, restoring
18081 (clear_reg_info_regno): New function.
18082 * dwarf2out.c (concatn_loc_descriptor): New static function.
18083 (loc_descriptor): Handle CONCATN.
18084 * common.opt (fsplit_wide_types): New option.
18085 * opts.c (decode_options): Set flag_split_wide_types when
18087 * timevar.def (TV_LOWER_SUBREG): Define.
18088 * rtl.h (gen_reg_rtx_offset): Declare.
18089 (reg_scan_update): Declare.
18090 * regs.h (clear_reg_info_regno): Declare.
18091 * tree-pass.h (pass_lower_subreg): Declare.
18092 (pass_lower_subreg2): Declare.
18093 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
18094 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
18095 -fsplit-wide-types.
18096 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
18097 * Makefile.in (OBJS-common): Add lower-subreg.o.
18098 (lower-subreg.o): New target.
18100 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18102 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
18104 2007-01-31 Anatoly Sokolov <aesok@post.ru>
18107 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
18109 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18111 PR middle-end/29335
18112 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
18114 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
18116 * cfgloop.h: Include vec-prim.h.
18117 (enum li_flags): Remove LI_ONLY_OLD.
18118 (loop_iterator): Changed.
18119 (fel_next, fel_init): Iterate over loop tree.
18120 (FOR_EACH_LOOP_BREAK): New macro.
18121 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
18123 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
18124 * modulo-sched.c (sms_schedule): Ditto.
18125 * tree-vectorizer.c (vectorize_loops): Ditto.
18126 * doc/loop.texi: Update information on loop numbering and behavior of
18127 FOR_EACH_LOOP wrto new loops.
18128 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
18129 add_to_evolution_1): Test nestedness of loops instead of comparing
18131 * tree-chrec.c (chrec_fold_plus_poly_poly,
18132 chrec_fold_multiply_poly_poly, chrec_evaluate,
18133 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
18134 reset_evolution_in_loop): Ditto.
18135 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
18137 2007-01-31 Dirk Mueller <dmueller@suse.de>
18139 * c-common.c (warn_about_parentheses): Separate warning about
18140 un-parenthized sequence of comparison operators from the one
18141 which is supposed to warn about x <= y <= z.
18143 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
18145 * optabs.h (enum optab_index): Add new OTI_isinf.
18146 (isinf_optab): Define corresponding macro.
18147 * optabs.c (init_optabs): Initialize isinf_optab.
18148 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
18150 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
18151 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
18153 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
18154 expand_builtin_interclass_mathfn.
18155 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
18156 * config/i386/i386.md (UNSPEC_FXAM): New constant.
18157 (fxam<mode>2_i387): New insn pattern.
18158 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
18159 built-in functions as x87 inline asm.
18161 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18163 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
18165 2007-01-30 Eric Christopher <echristo@apple.com>
18167 * config.gcc: Add geode.
18169 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18171 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
18172 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
18173 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
18174 value-prof.c: Fix comment typos.
18176 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18179 * doc/invoke.texi (Wpointer-arith): Document warning.
18181 2007-01-30 Janis Johnson <janis187@us.ibm.com>
18183 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
18184 the list of discrepancies from the draft TR.
18186 2007-01-30 Dirk Mueller <dmueller@suse.de>
18189 * doc/invoke.texi (-Wreturn-type): Update description to
18190 match new behavior.
18192 2007-01-30 Richard Sandiford <richard@codesourcery.com>
18194 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
18196 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
18198 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
18199 to handle optabs that operate on floating point input argument and
18200 output to integer output.
18201 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
18202 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
18203 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
18204 expand_builtin_interclass_mathfn ().
18205 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
18206 (ilogbsi2): Remove.
18207 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
18208 ilogbl built-in functions as x87 intrinsics.
18210 2007-01-30 Richard Guenther <rguenther@suse.de>
18212 PR middle-end/27657
18213 * dwarf2out.c (reference_to_unused): Query varpool if the
18214 variable was output.
18216 2007-01-30 Richard Guenther <rguenther@suse.de>
18218 PR middle-end/30313
18219 * passes.c (execute_one_pass): Reset in_gimple_form to not
18220 confuse non-unit-at-a-time mode.
18222 2007-01-29 Roger Sayle <roger@eyesopen.com>
18223 Richard Guenther <rguenther@suse.de>
18225 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
18226 avoid undefined behaviour on overflow. Use force_fit_type_double
18227 to construct the constant with the specified TREE_OVERFLOW.
18229 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18231 * config/dfp-bit.c: Add parameterized support for fp exceptions.
18232 * config/dfp-bit.h: Ditto.
18234 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18236 * c-decl.c (pop_scope): Replace warnings with call to
18237 warn_for_unused_label.
18238 * c-common.h (warn_for_unused_label): Declare.
18239 * c-common.c (warn_for_unused_label): Define.
18241 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18243 * tree-optimize.c (update_inlined_to_pointers): Delete unused
18246 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18248 * Makefile.in (USER_H): Remove decfloat.h.
18249 * ginclude/decfloat.h: Delete, moving contents to ...
18250 * ginclude/float.h: Add support for decimal floating point,
18251 guarded by __STDC_WANT_DEC_FP__.
18253 2007-01-29 Mike Stump <mrs@apple.com>
18255 * doc/gccint.texi (Top): Rename Loop Representation to Loop
18256 Analysis and Representation to resolve case insensitive conflict.
18257 * doc/loop.texi (Loop Analysis and Representation): Likewise.
18259 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
18261 * tree.h (struct tree_memory_tag): Add aliases member.
18262 (MTAG_ALIASES): New macro.
18263 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
18264 (add_may_alias): Remove pointer-set. Update for may_aliases being
18266 (mark_aliases_call_clobbered): Update for may_aliases being a
18268 (compute_tag_properties): Ditto.
18269 (create_partition_for): Ditto.
18270 (compute_memory_partitions): Ditto.
18271 (dump_may_aliases_for): Ditto.
18272 (is_aliased_with): Ditto.
18273 (add_may_alias_for_new_tag): Ditto.
18274 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
18275 (compute_is_aliased): New function.
18276 (compute_may_aliases): Call compute_is_aliased).
18277 (init_alias_info): Initialize alias_bitmap_obstack.
18278 (union_alias_set_into): New function.
18279 (compute_flow_sensitive_aliasing): Use union_aliases_into.
18280 (have_common_aliases_p): Rewrite to take two bitmaps and use
18282 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
18283 Update for bitmaps.
18284 (finalize_ref_all_pointers): Update for add_may_alias changes.
18285 (new_type_alias): Ditto.
18286 * tree-flow-inline.h (may_aliases): Return a bitmap.
18287 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
18288 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
18289 may_aliases being a bitmap.
18290 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
18291 may_aliases now returns a bitmap.
18292 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
18294 * tree-ssa-operands.c (add_virtual_operand): Update for
18295 may_aliases being a bitmap.
18297 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
18299 PR tree-optimization/30630
18300 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
18301 variable as changed.
18303 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
18306 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
18307 expanded only once even if an error occurs.
18309 2007-01-29 Ben Elliston <bje@au.ibm.com>
18311 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
18312 (__gcov_average_profiler): Likewise.
18313 (__gcov_ior_profiler): Likewise.
18314 (__gcov_merge_ior): Likewise.
18316 2007-01-28 Jan Hubicka <jh@suse.cz>
18318 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
18319 * value-prof.c (stringop_block_profile): Likewise.
18321 2007-01-28 Jan Hubicka <jh@suse.cz>
18323 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
18324 Add variant handling histograms; add wrapper.
18325 (clear_storage_via_libcall): Export.
18326 (emit_block_move_hints): Break out from ...; add histograms.
18327 (emit_block_move): ... this one.
18328 (clear_storage_hints): Break out from ...; add histograms.
18329 (clear_storage): ... this one.
18330 (set_storage_via_memset): Handle histogram.
18331 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
18332 (clear_storage_hints, clear_storage_via_libcall): Declare.
18333 (set_storage_via_setmem): Update prototype.
18334 * doc/md.texi (movmem, setmem): Document new arguments.
18336 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
18337 Add new histograms.
18338 (stringop_block_profile): New global function.
18339 (tree_stringops_values_to_profile): Profile block size and alignment.
18340 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
18342 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
18343 (stringop_block_profile): Declare.
18344 * builtins.c: Include value-prof.h.
18345 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
18346 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
18347 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
18348 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
18349 * profile.c (instrument_values): Add new counters.
18350 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
18352 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
18353 (tree_init_edge_profiler): Build new profilers.
18354 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
18355 (pass_tree_profile): Add dump.
18356 (tree_profile_hooks): Update.
18357 * Makefile.in (LIBGCOV): Add new constants.
18358 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
18359 __gcov_ior_profiler): New.
18360 * i386.md (movmem/setmem expanders): Add new optional arguments.
18362 2007-01-28 David Edelsohn <edelsohn@gnu.org>
18364 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
18366 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18368 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
18369 (tree_unswitch_single_loop): Pass eni_size_weights to
18370 tree_num_loop_insns.
18371 * tree-ssa-loop-manip.c: Include tree-inline.h.
18372 (can_unroll_loop_p): Pass eni_size_weights to
18373 tree_num_loop_insns.
18374 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
18375 Pass eni_size_weights to estimate_num_insns.
18376 * tree.h (init_inline_once): Export.
18377 * toplev.c (backend_init): Call init_inline_once.
18378 * cgraphunit.c (cgraph_process_new_functions,
18379 cgraph_analyze_function): Pass eni_inlining_weights to
18380 estimate_num_insns.
18381 * ipa-inline.c (compute_inline_parameters): Ditto.
18382 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
18383 to estimate_num_insns.
18384 (try_unroll_loop_completely): Pass eni_size_weights to
18385 tree_num_loop_insns.
18386 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
18387 ot estimate_num_insns.
18388 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
18389 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
18390 * tree-inline.c (eni_inlining_weights, eni_size_weights,
18391 eni_time_weights): New variables.
18392 (init_inline_once): Initialize them.
18393 (struct eni_data): Mew.
18394 (estimate_num_insns_1, estimate_num_insns): Use weights.
18395 * tree-inline.h (struct eni_weights_d): New.
18396 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
18397 (estimate_num_insns): Declaration changed.
18398 * cfgloop.h (tree_num_loop_insns): Declaration changed.
18399 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
18400 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
18402 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18404 * tree-data-ref.c (conflict_fn): Assert that the number of affine
18405 relations in the conflict function is valid.
18407 2007-01-27 Ian Lance Taylor <iant@google.com>
18409 * common.opt: Add fstrict-overflow.
18410 * opts.c (decode_options): Set flag_strict_overflow if -O2.
18411 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
18412 (TYPE_OVERFLOW_UNDEFINED): Define.
18413 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
18415 * tree.h (TYPE_TRAP_SIGNED): Don't define.
18416 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
18417 (fold_negate_expr): Likewise.
18418 (make_range): Likewise.
18419 (extract_muldiv_1): Likewise.
18420 (maybe_canonicalize_comparison): Likewise.
18421 (fold_comparison): Likewise.
18422 (fold_binary): Likewise.
18423 (tree_expr_nonnegative_p): Likewise.
18424 (tree_expr_nonzero_p): Likewise.
18425 * tree-vrp.c (compare_values): Likewise.
18426 (extract_range_from_binary_expr): Likewise.
18427 (extract_range_from_unary_expr): Likewise.
18428 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
18430 (nowrap_type_p): Likewise.
18431 * tree-scalar-evolution.c (simple_iv): Likewise.
18432 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
18433 (build_range_check): Likewise.
18434 (extract_muldiv_1): Likewise.
18435 (fold_comparison): Likewise.
18436 * tree-vrp.c (vrp_int_const_binop): Likewise.
18437 (extract_range_from_unary_expr): Likewise.
18438 * convert.c (convert_to_integer): Likewise.
18439 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
18440 (fold_comparison): Likewise.
18441 (fold_binary): Likewise.
18442 * optabs.c (optab_for_tree_code): Likewise.
18443 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
18444 * simplify-rtx.c (simplify_const_relational_operation): Check
18445 flag_strict_overflow and flag_trapv.
18446 (simplify_const_relational_operation): Likewise.
18447 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
18448 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
18451 2007-01-27 Roger Sayle <roger@eyesopen.com>
18453 * tree.c (tree_fold_gcd): Delete.
18454 * tree.h (tree_fold_gcd): Remove prototype.
18455 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
18456 test whether one constant integer is a multiple of another. Instead
18457 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
18458 * fold-const.c (multiple_of_p): We've determined both TOP and
18459 BOTTOM are integer constants so we can call int_const_binop directly
18460 instead of the more generic const_binop.
18462 2007-01-27 Roger Sayle <roger@eyesopen.com>
18464 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
18465 1*X check that the constant hasn't overflowed, to preserve the
18467 (round_up): Provide an efficient implementation when rouding-up an
18468 INTEGER_CST to a power-of-two.
18470 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18472 * doc/sourcebuild.texi: Add comma for clarity.
18473 * doc/extend.texi: Fix some typos.
18474 * doc/passes.texi: Likewise.
18475 * doc/cppinternals.texi: Likewise.
18476 * doc/c-tree.texi: Likewise.
18477 * doc/tree-ssa.texi: Likewise.
18478 * doc/install.texi: Likewise.
18480 2007-01-27 Jan Hubicka <jh@suse.cz>
18482 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
18483 (pass_sra): Do not require alias information.
18484 * passes.c (init_optimization_passes): Add SRA
18486 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18488 * tracer.c (rest_of_handle_tracer): We already cleaned
18489 up the CFG in tracer() so don't do it here again.
18490 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18491 cleanup_cfg here, either. And don't call renumber_insns.
18493 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18494 and BB_HEAD are in the insn stream here. Instead make sure
18495 that BB_INSN is valid on all insns. Also, do check here that
18496 there are no pending branch predictions...
18497 (rtl_verify_flow_info): ...instead of doing it here. Checks
18498 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18501 2007-01-26 Roger Sayle <roger@eyesopen.com>
18503 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18504 function to simplify/factorize operand order canonicalization.
18505 (ix86_fixup_binary_operands): Reorganize using the above function.
18506 (ix86_binary_operator_ok): Likewise.
18508 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18510 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18511 file scope from optimize_attrs.
18512 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18514 (optimize_attrs): Clear insn_code_values after freeing it.
18516 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18518 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18519 a parts.base assignment.
18521 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18523 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18524 (compute_subscript_distance, initialize_data_dependence_relation,
18525 finalize_ddr_dependent, analyze_ziv_subscript,
18526 analyze_siv_subscript_cst_affine,
18527 compute_overlap_steps_for_affine_univar,
18528 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18529 analyze_siv_subscript, analyze_miv_subscript,
18530 analyze_overlapping_iterations, subscript_dependence_tester_1,
18531 compute_self_dependence, free_dependence_relation): Work
18532 with affine_fn instead of chrecs.
18533 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18534 common_affine_function, affine_function_base,
18535 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18536 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18537 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18538 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18539 (all_chrecs_equal_p): Removed.
18540 * tree-data-ref.h (affine_fn, conflict_function): New types.
18541 (struct subscript): Change type of conflicting_iterations_in_a
18542 and conflicting_iterations_in_b.
18544 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18547 * config/pa/pa.h (TARGET_HPUX_11): New.
18548 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18549 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18551 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18552 Richard Guenther <rguenther@suse.de>
18554 * tree-ssa-structalias.c (solve_graph): Handle case
18555 we merged the variable to another.
18557 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18559 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18562 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18563 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18565 2007-01-25 DJ Delorie <dj@redhat.com>
18567 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18568 allow changes to modes which don't fit in those registers.
18570 * reload1.c (choose_reload_regs): Check for invalid subregs before
18571 computing their locations, not after.
18573 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18576 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18577 save Altivec registers in an eh_return function.
18578 (compute_vrsave_mask): Likewise.
18579 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18580 for saving Altivec registers.
18581 (rs6000_emit_prologue): Don't allocate stack twice in
18582 eh_return function. Correct expected value of altivec_save_offset
18583 when using save_world. Describe save of R0 to stack when using
18584 save_world. Describe stack pointer adjustment when using
18585 save_world. Remove duplicated eh_return parameter register saving.
18586 Update sp_offset variable after save_world.
18587 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18589 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18590 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18593 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18595 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18597 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18600 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18601 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18603 2007-01-25 Richard Guenther <rguenther@suse.de>
18605 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18606 * common.opt (-Wcoverage-mismatch): New warning option.
18607 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18608 if -Wcoverage-mismatch is given.
18610 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18612 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18613 (ipcp_driver): Change to static definition.
18614 Add dumping of the ifunctions.
18615 (constant_val_insert): Remove unused parameter. Support for SSA.
18616 (ipcp_propagate_const): Support for SSA.
18617 (ipcp_profile_bb_print): Print only analyzed nodes.
18618 (ipcp_replace_map_create): Remove support for Fortran constant
18620 * ipa-prop.c (ipa_method_modify_stmt,
18621 ipa_callsite_compute_param): Support for SSA.
18622 * ipa-prop.h (ipcp_driver): Remove declaration.
18623 (IS_VALID_TREE_MAP_INDEX): Add define.
18625 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18627 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18629 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18631 PR middle-end/30447
18632 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18633 constant argument to cabs and do it without checking for
18634 -funsafe-math-optimizations.
18636 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18638 * c-common.h (RID_FIRST_CXX0X): New.
18639 (RID_LAST_CXX0X): New.
18640 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18642 * c.opt (Wc++0x-compat): New.
18643 * doc/invoke.texi (-Wc++0x-compat): Document.
18645 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18647 * builtins.c (fold_builtin_carg): New.
18648 (fold_builtin_1): Use it.
18650 2007-01-24 Jan Hubicka <jh@suse.cz>
18652 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18654 * ipa-inline.c (initial_insns, max_insns): Delete.
18655 (compute_max_insns): New function.
18656 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18657 amount of insns as base for code growth.
18658 (cgraph_decide_inlining): Make initial_insns local; do not compute
18660 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18661 * doc/invoke.texi (inline-unit-growth): Update docs.
18663 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18665 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18666 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18667 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18668 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18669 for CPUs that have PTA_CX16 set.
18671 PR middle-end/27416
18672 * gimplify.c (omp_check_private): New function.
18673 (gimplify_scan_omp_clauses): Use it for
18674 firstprivate/lastprivate/reduction.
18676 PR middle-end/30494
18677 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18678 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18680 PR middle-end/30421
18681 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18682 If lower_lastprivate_clauses emits some statements, append them
18683 to dlist rather than body_p and to body_p append an initializer.
18684 (lower_omp_for): Adjust caller.
18686 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18688 * target.h (globalize_decl_name): New.
18689 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18690 * output.h (default_globalize_decl_name): New.
18691 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18693 (globalize_decl): Ditto.
18694 (default_globalize_decl_name): New.
18695 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18696 (ia64_handle_version_id_attribute): New.
18697 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18698 (ia64_asm_output_external): Use globalize_decl_name instead
18699 of globalize_label.
18700 * doc/extend.texi (version_id): New pragma.
18701 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18703 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18705 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18706 _uleb128_t and _Unwind_SWord with _sleb128_t.
18707 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18708 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18710 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18711 * unwind-pe.h (read_uleb128, read_sleb128,
18712 read_encoded_value_with_base): Likewise.
18713 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18715 2007-01-24 Richard Guenther <rguenther@suse.de>
18717 * builtins.c (expand_builtin_cexpi): Get the fndecl
18718 for cexp in the correct way.
18720 2007-01-24 Jan Hubicka <jh@suse.cz>
18722 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18725 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18727 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18728 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18729 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18730 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18731 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18732 __SIZEOF_PTRDIFF_T__.
18733 * doc/cpp.texi: Documentation for the new builtin macros added.
18735 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18737 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18738 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18739 instead of operands[2] to avoid access past the end of array.
18741 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18743 * reload1.c (emit_reload_insns): Pass the reload register
18744 for a non-spill output reload through forget_old_reloads_1.
18746 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18748 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18749 _SOFT_DOUBLE if doubles use software floating-point.
18750 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18751 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18752 * config/rs6000/darwin-ldouble.c: Also compile functions for
18753 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18754 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18755 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18756 commented-out long double override.
18757 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18758 * config/rs6000/eabispe.h: Likewise.
18759 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18760 long double for non-SPE.
18761 (rs6000_handle_option): Likewise.
18762 (invalid_e500_subreg): Disallow more subregs involding DImode,
18763 DFmode, TImode or TFmode.
18764 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18766 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18768 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18769 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18771 (rs6000_legitimate_address): Also check for TFmode for E500
18773 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18774 (spe_build_register_parallel): Handle TFmode and TCmode.
18775 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18777 (function_arg): Handle TFmode and TCmode for E500 double.
18778 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18780 (print_operand): Handle TFmode and TImode for %y.
18781 (rs6000_generate_compare): Handle TFmode comparisons for E500
18783 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18784 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18785 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18786 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18787 TFmode for E500 double.
18788 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18789 (floatsidf2): Enable for E500 double.
18790 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18791 (extenddftf2): Change to extenddftf2_fprs.
18792 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18793 depending on TARGET_E500_DOUBLE.
18794 (extendsftf2): Enable for E500 double.
18795 (trunctfdf2): Enable for E500 double.
18796 (trunctfsf2): Change to trunctfsf2_fprs.
18797 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18798 depending on TARGET_E500_DOUBLE.
18799 (floatsitf2): Enable for E500 double.
18800 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18801 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18802 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18803 (negtf2): Change to negtf2_internal.
18804 (negtf2): New expander.
18805 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18806 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18807 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18808 (movdi_internal32): Use rs6000_nonimmediate_operand.
18809 (unnamed splitter): Likewise.
18810 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
18811 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
18812 (SPE64TF, DITI): New mode macros.
18813 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
18816 (frob_<mode>_di_2): New.
18817 (frob_tf_di_8_2): New.
18818 (frob_di_df): Change to frob_di_<mode>; allow more modes.
18820 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
18822 (frob_ti_<mode>_8_2): New.
18823 (frob_ti_tf_2): New.
18824 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
18825 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
18827 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
18828 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
18829 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
18830 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
18831 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
18832 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
18835 2007-01-23 Ian Lance Taylor <iant@google.com>
18837 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
18839 (OBJS-archive): Reformat, alphabetize.
18840 (OBJS): Change out_object_file to OBJS-md.
18842 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
18844 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18845 JUMP_P and CALL_P predicates where applicable.
18846 * config/i386/i386.c: Ditto.
18847 * config/i386/i386.md: Ditto.
18848 * config/i386/mmx.md: Ditto.
18849 * config/i386/predicates.md: Ditto.
18851 2007-01-22 Andreas Schwab <schwab@suse.de>
18853 * config/m68k/m68k.h: Fix comment.
18855 2007-01-22 Jan Hubicka <jh@suse.cz>
18857 * passes.c (init_optimization_passes): Do not rerun
18858 pass_early_warn_uninitialized.
18860 2007-01-22 Richard Guenther <rguenther@suse.de>
18862 PR tree-optimization/30038
18863 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
18865 (execute_cse_sincos_1): Likewise.
18866 (execute_cse_sincos): Likewise.
18867 (gate_cse_sincos): Likewise.
18868 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
18869 the cexpi() canonicalization of sincos().
18870 * tree-pass.h (pass_cse_sincos): Declare.
18871 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
18873 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18875 PR rtl-optimization/29329
18876 * combine.c (replaced_rhs_insn): Rename to i2mod.
18877 (replaced_rhs_value): Rename to i2mod_new_rhs.
18878 (i2mod_old_rhs): New global variable.
18879 (combine_instructions): Adjust for above change. Save a copy of
18880 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
18881 note are substituted in the second instruction.
18882 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
18883 ditch the note if it pertains to the second eliminated register
18884 and this register is mentioned in i2mod_old_rhs.
18887 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
18889 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
18890 the insn to which the note was originally attached.
18892 2007-01-21 Jan Hubicka <jh@suse.cz>
18894 * ipa-inline.c (inlining_mode): Comment, move up.
18895 (cgraph_decide_inlining_incrementally): Do not perform inlining
18896 itself; fix handling of flattening of self recursive functions.
18897 (cgraph_find_cycles): Remove.
18898 (cgraph_flatten_node): Remove.
18899 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
18900 (try_inline): New function.
18901 (cgraph_early_inlining): Update call of
18902 cgraph_decide_inlining_incrementally. Apply inlining here.
18903 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
18905 2007-01-21 Dirk Mueller <dmueller@suse.de>
18908 * tree-vrp.c (check_array_bounds): do not warn
18909 about ADDR_EXPR's of ARRAY_REF's which are immediately
18910 used in binary expressions.
18912 2007-01-21 Ira Rosen <irar@il.ibm.com>
18914 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
18915 read_write_dep and macros for its access.
18916 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
18917 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
18918 argument, call vect_check_interleaving for every independent pair of
18919 data-refs. Mark loads that access the same memory location as a store
18921 (vect_check_dependences): Remove.
18922 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
18923 call, fix the call to vect_analyze_data_ref_dependence.
18924 (vect_analyze_data_ref_access): For statements that access the same
18925 data-ref, check that they are not stores; for loads, check that there
18926 is no store that access the same location.
18928 2007-01-20 Roger Sayle <roger@eyesopen.com>
18929 Joseph Myers <joseph@codesourcery.com>
18931 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
18932 (-fdump-rtl-stack): Likewise.
18933 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
18934 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
18935 (-mpt-fixed): Use @minus{} for minus sign.
18936 (Using Precompiled Headers): Fix under/overfull hbox.
18938 2007-01-20 Jan Hubicka <jh@suse.cz>
18940 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
18941 place within annotation.
18943 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18945 * pa.c (output_move_double): Change array size of xoperands to 4.
18947 2007-01-20 Jan Hubicka <jh@suse.cz>
18949 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
18952 2007-01-19 Ian Lance Taylor <iant@google.com>
18954 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18955 constant to unsigned HOST_WIDE_INT before negating.
18957 2007-01-19 Ian Lance Taylor <iant@google.com>
18959 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
18961 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
18962 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18963 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
18964 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
18965 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
18966 (realloc_vdef, realloc_vuse): Change second parameter to
18968 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
18969 fields to unsigned.
18970 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
18971 unsigned. Change x and lim locals to unsigned.
18972 (realloc_vdef, realloc_vuse): Change num_elem parameter to
18974 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
18975 (copy_virtual_operands): Change i and n locals to unsigned.
18977 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18979 PR middle-end/29335
18980 * builtins.c (fold_builtin_1): Handle builtin fdim.
18982 2007-01-20 Jan Hubicka <jh@suse.cz>
18984 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
18985 * tree-ssa-structalias.c (compute_points_to_sets): Do call
18986 init_alias_heapvars.
18987 (init_alias_heapvars): Initialize only when not already initialized.
18988 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
18990 2007-01-19 Roger Sayle <roger@eyesopen.com>
18992 * common.opt (fsigned-zeros): New command line option.
18993 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
18994 of flag_unsafe_math_optimizations.
18995 * opts.c (set_fast_math_flags): The -ffast-math command line option
18996 implies -fno-signed-zeros.
18997 (fast_math_flags_set_p): Likewise.
18999 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19000 the documentation of -ffast-math appropriately. Wrap long lines.
19002 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19004 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19005 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19007 2007-01-19 Tomas Bily <tbily@suse.cz>
19009 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19011 (tree_init_ic_make_global_vars): New function
19012 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19013 (tree_gen_ic_profiler): New function
19014 (tree_gen_ic_func_profiler): New function
19015 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19016 (tree_profile_hooks): Added hook for indirec/virtual calls
19017 * value-prof.c (tree_find_values_to_profile): New case for
19019 (tree_values_to_profile): Call for determining indirect/virtual
19021 (tree_indirect_call_to_profile): New function
19022 (tree_ic_transform): New function
19023 (tree_ic): New function
19024 (find_func_by_pid): New function
19025 (init_pid_map): New function
19026 (tree_value_profile_transformations): Added check for
19027 indirect/virtual call transformation
19028 * value-prof.h (enum hist_type): New counter type for
19029 indirect/virtual calls
19030 (profile_hooks): Added new hook for profiling indirect/virtual
19032 * profile.c (instrument_values): New case for indirect/virtual
19034 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19035 (GCOV_COUNTER_V_INDIR): New counter type
19036 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19037 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19039 * cgraph.c: Definition of cgraph_max_pid
19040 (cgraph_create_node): Default init of pid attribute
19041 * cgraph.h: Declaration of cgraph_max_pid
19042 (struct cgraph_node): Added pid attribute
19043 * libgcov.c (__gcov_indirect_call_profiler): New function
19044 (__gcov_one_value_profiler_body): New function
19045 (__gcov_one_value_profiler): Body was moved to
19046 __gcov_one_value_profiler_body and calls it
19048 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19050 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19051 * gengtype.c (write_types_data, write_func_for_structure,
19052 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19053 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19054 (walk_type, write_func_for_structure): Generate the mark_hook if
19057 2007-01-19 Jan Hubicka <jh@suse.cz>
19059 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19060 'early' argument take inlining mode argument specifying whether to
19061 inline for size/speeed or all functions; add support for flattening;
19063 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19065 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19068 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
19069 the name of the declared identifier.
19071 2007-01-19 Dirk Mueller <dmueller@suse.de>
19073 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
19074 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
19075 duplicate evaluation.
19077 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19079 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
19080 Macroize expander using X87MODEF12 mode macro. Extend operand 1
19081 to XFMode, use acosxf2 and truncate result to requested mode.
19082 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19083 (asin<mode>2): Similarly, with asin expanders.
19084 (*fscalexf4_i387): Rename from *fscalexf4.
19085 (expNcorexf3): New expander.
19086 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
19087 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
19088 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
19089 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
19090 patterns for SSE math.
19091 (exp10<mode>2): Similarly, with exp10 expanders.
19092 (exp2<mode>2): Similarly, with exp2 expanders.
19093 (expm1<mode>2): Similarly, with expm1 expanders.
19094 (ldexp<mode>3): Similarly, with ldexp expanders.
19095 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
19096 Use gen_truncxf<mode>2_i387_noop to truncate result.
19098 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19100 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
19101 for ColdFire targets.
19103 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
19104 Richard Sandiford <richard@codesourcery.com>
19106 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
19107 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
19108 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
19109 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
19110 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19111 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19115 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
19116 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
19117 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
19118 (*adddi_dilshr32_cf): New pattern.
19119 (adddi3, subdi3): Remove first alternatives.
19121 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19123 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
19124 implemented using move.l, do not use its cc result for floating-point
19127 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19129 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
19130 from accepting 's' constraints if flag_pic.
19132 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19134 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
19135 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
19136 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
19137 condition from TARGET_68881 to TARGET_HARD_FLOAT.
19139 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
19141 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
19142 ColdFire alternatives.
19143 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
19144 * config/m68k/m68k.md (clzsi2): Define for ColdFire
19145 architectures that support ff1 instruction.
19147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19148 Julian Brown <julian@codesourcery.com>
19150 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
19151 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
19152 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
19155 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19157 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
19159 (output_move_const_into_data_reg, output_move_simode_const): Delete.
19160 * config/m68k/m68k.c (const_method, const_int_cost): Take a
19161 HOST_WIDE_INT instead of an rtx.
19162 (m68k_rtx_costs): Update call accordingly.
19163 (output_move_const_into_data_reg): Likewise. Fix formatting.
19164 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
19166 (output_move_simode_const): Update calls after above changes.
19167 Rework to use automatic variables and predicates like MEM_P.
19168 * config/m68k/m68k.md (pushexthisi_const): Update call to
19171 2007-01-19 Dirk Mueller <dmueller@suse.de>
19173 * tree-ssa-alias.c (perform_var_substitution): Fix typo
19174 in dump_flags test.
19176 2007-01-19 Richard Guenther <rguenther@suse.de>
19178 * builtins.c (expand_builtin_cexpi): Fall back to expanding
19179 via cexp in case sincos is not available.
19181 2007-01-19 Richard Guenther <rguenther@suse.de>
19183 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
19184 * defaults.h (TARGET_HAS_SINCOS): Default to off.
19185 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
19186 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
19187 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
19188 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
19189 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
19190 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
19192 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19194 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
19196 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
19197 (atan2xf3): Directly generate RTL pattern.
19198 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
19199 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19200 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19201 disable patterns for SSE math.
19202 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
19203 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19204 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19205 disable patterns for SSE math.
19207 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
19209 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
19211 2007-01-18 Roger Sayle <roger@eyesopen.com>
19213 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
19214 VIEW_CONVERT_EXPR to the same type as it's operand.
19216 2007-01-18 David Edelsohn <edelsohn@gnu.org>
19218 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
19219 configured for long double 128.
19221 2007-01-18 Mike Stump <mrs@apple.com>
19223 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
19226 2007-01-18 Michael Meissner <michael.meissner@amd.com>
19228 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
19231 2007-01-18 Jan Hubicka <jh@suse.cz>
19233 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
19234 greater than NUM_VOP_FREE_BUCKETS.
19236 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
19238 * tree-ssa-structalias.c: Update comments.
19239 (ptabitmap_obstack): Removed.
19240 (pta_obstack): New.
19241 (oldpta_obstack): Ditto.
19242 (stats): Add a few members.
19243 (struct variable_info): Remove node, complex, address_taken, and
19244 indirect_target members. Add oldsolution member.
19245 (new_var_info): Do not initialize removed members.
19246 (constraint_expr_type): Remove INCLUDES.
19247 (constraint_graph): Add size, implicit_preds, rep,
19248 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
19249 (FIRST_REF_NODE): New macro.
19250 (LAST_REF_NODE): Ditto.
19251 (FIRST_ADDR_NODE): Ditto.
19252 (find): New function.
19254 (dump_constraint): Do not handle INCLUDES.
19255 (insert_into_complex): Do not insert duplicate constraints.
19256 (condense_varmap_nodes): Renamed and rewritten into ...
19257 (merge_node_constraints): This. Also fix bug in handling of
19258 offseted copy constraints.
19259 (clear_edges_for_node): No longer need to deal with preds at all,
19260 or removing associated preds/succs.
19261 (merge_graph_nodes): Deal with indirect_cycles.
19262 Don't deal with predecessors.
19263 (add_implicit_graph_edge): New function.
19264 (add_pred_graph_edge): Ditto.
19265 (add_graph_edge): Don't deal with predecessors.
19266 (build_constraint_graph): Removed.
19267 (build_pred_graph): New function.
19268 (build_succ_graph): Ditto.
19269 (struct scc_info): Removed in_component. Added roots, dfs, and
19270 node_mapping. Remove visited_index, unification_queue.
19271 (scc_visit): Deal with union-find we do now.
19272 Deal with cycles with REF nodes.
19273 (collapse_nodes): Renamed and rewritten to ...
19274 (unify_nodes): This.
19275 (process_unification_queue): Removed.
19276 (topo_visit): Cleanup
19277 (do_da_constraint): Use find.
19278 (do_sd_constraint): Ditto.
19279 (do_ds_constraint): Ditto.
19280 (do_complex_constraint): Ditto.
19281 (init_scc_info): Update for removed and added members.
19282 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
19283 (find_indirect_cycles): This.
19284 (equivalence_class): New variable.
19285 (label_visit): New function.
19286 (perform_variable_substitution): Rewritten.
19287 (free_var_substitution_info): New function.
19288 (find_equivalent_node): Ditto.
19289 (move_complex_constraints): Ditto.
19290 (eliminate_indirect_cycles): Ditto.
19291 (solve_graph): Only propagate changed bits.
19292 Use indirect cycle elimination.
19294 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
19295 (tree_id_eq): Renamed to ...
19296 (tree_vi_eq): This. Update for member change
19297 (insert_id_for_tree): Renamed and rewritten to ...
19298 (insert_vi_for_tree): This.
19299 (lookup_id_for_tree): Renamed and rewritten to ...
19300 (lookup_vi_for_tree): This.
19301 (get_id_for_tree): Renamed and rewritten to ...
19302 (get_vi_for_tree): Ditto.
19303 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
19304 (process_constraint): Don't handle INCLUDES.
19305 Remove special ADDRESSOF case.
19306 (find_func_aliases): Rewrite to use vi functions instead of id
19308 (create_function_info_for): Ditto.
19309 (create_variable_info_for): Ditto.
19310 (intra_create_variable_infos): Ditto.
19311 (merge_smts_into): Ditto.
19312 (find_what_p_points_to): Ditto.
19313 (init_base_vars): Ditto.
19314 (init_alias_vars): Ditto.
19315 (remove_preds_and_fake_succs): New function.
19316 (dump_sa_points_to_info): Dump new stats.
19317 (dump_solution_for_var): Use find.
19318 (set_used_smts): Fix formatting.
19319 (compute_points_to_sets): Updated for new functions.
19320 (ipa_pta_execute): Ditto.
19322 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19323 Richard Sandiford <richard@codesourcery.com>
19325 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
19327 * calls.c (expand_call): If the return value is a PARALLEL,
19328 extract its first member.
19329 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
19330 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19331 use FUNCTION_EXTRA_EPILOGUE.
19332 (m68k_function_value): Return a PARALLEL if the return value
19333 is of a pointer type.
19334 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
19335 (FUNCTION_EXTRA_EPILOGUE): Remove.
19336 * config/m68k/m68k.md (D0_REG): New constant.
19338 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19340 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19341 output a NOP for empty epilogues.
19343 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19345 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
19346 before function. Extend register save check to include all
19347 registers, not just integer ones.
19349 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19351 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
19352 (m68k_use_return_insn): ...this.
19353 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
19354 * config/m68k/m68k.c (use_return_insn): Rename to...
19355 (m68k_use_return_insn): ...this.
19356 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
19357 of USE_RETURN_INSN.
19359 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19361 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
19362 nearest even, fix denormal rounding overflow.
19364 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19366 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
19367 f%$smove and f%$move.
19368 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
19369 (extendsfdf2_cf): Use fdmove instead of f%&move.
19370 (truncdfsf2_cf): Use fsmove instead of f%$smove.
19371 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
19373 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19375 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
19378 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19380 * real.h (real_format): Add a canonical_nan_lsbs_set field.
19381 (coldfire_single_format): Declare.
19382 (coldfire_double_format): Likewise.
19383 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
19384 of qnan_msb_set to determine the lower bits of a canonical
19386 (encode_ieee_double): Likewise.
19387 (encode_ieee_quad): Likewise.
19388 (ieee_single_format): Initialize canonical_nan_lsbs_set.
19389 (mips_single_format): Likewise.
19390 (ieee_double_format): Likewise.
19391 (mips_double_format): Likewise.
19392 (ieee_extended_motorola_format): Likewise.
19393 (ieee_extended_intel_96_format): Likewise.
19394 (ieee_extended_intel_128_format): Likewise.
19395 (ieee_extended_intel_96_round_53_format): Likewise.
19396 (ibm_extended_format): Likewise.
19397 (mips_extended_format): Likewise.
19398 (ieee_quad_format): Likewise.
19399 (mips_quad_format): Likewise.
19400 (vax_f_format): Likewise.
19401 (vax_d_format): Likewise.
19402 (vax_g_format): Likewise.
19403 (i370_single_format): Likewise.
19404 (i370_double_format): Likewise.
19405 (decimal_single_format): Likewise.
19406 (decimal_double_format): Likewise.
19407 (decimal_quad_format): Likewise.
19408 (c4x_single_format): Likewise.
19409 (c4x_extended_format): Likewise.
19410 (real_internal_format): Likewise.
19411 (coldfire_single_format): New real_format.
19412 (coldfire_double_format): Likewise.
19413 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
19414 canonical_nan_lsbs_set.
19415 (pdp11_d_format): Likewise.
19416 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
19417 if TARGET_COLDFIRE_CPU.
19419 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19421 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
19422 (output_call, m68k_legitimize_call_address): Declare.
19423 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
19424 parenthesees. Add support for a 'W' constraint.
19425 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
19426 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
19427 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
19428 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
19430 (override_options): Initialize them. Do not set flag_no_function_cse
19431 for TARGET_ID_SHARED_LIBRARY.
19432 (m68k_output_pic_call): Delete.
19433 (m68k_legitimize_call_address): New function.
19434 (print_operand): Remove the %o prefix. Handle the %p prefix.
19435 (output_call): New function.
19436 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
19437 target address from the GOT if symbolic jumps are not allowed.
19438 * config/m68k/m68k.md (call, general_operand): Do not set
19439 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
19440 Merge separate flag_pic and !flag_pic define_insns into...
19441 (*call, *call_value): ...these new patterns. Match the address
19442 rather than the containing MEM and require it to be a call_operand.
19443 Use output_call to generate the asm template.
19444 * config/m68k/predicates.md (const_call_operand): New predicate.
19445 (call_operand): Likewise.
19447 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19449 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
19450 (STACK_GROWS_DOWNWARD): Define to 1.
19451 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
19452 comments, emphasizing that these values are only defaults.
19453 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
19454 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
19456 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19458 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
19460 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19461 Richard Sandiford <richard@codesourcery.com>
19463 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
19464 (FP_REGNO_P): New macros.
19465 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
19466 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
19467 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
19468 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
19470 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19472 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19473 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
19475 * config/m68k/t-floatlib: New file, extracting common code from...
19476 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
19477 * config/m68k/t-uclinux: Here.
19478 * config/m68k/fpgnulib.c: Do not compile extendeed precision
19479 routines on ColdFire targets.
19481 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19483 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19484 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19485 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19486 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19487 explicitly set MOTOROLA to 1.
19488 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19490 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19491 Nathan Sidwell <nathan@codesourcery.com>
19493 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19494 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19495 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19496 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19497 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19498 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19499 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19500 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19501 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19502 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19503 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19504 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19505 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19506 (DBX_REGISTER_NUMBER): Delete.
19507 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19508 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19509 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19511 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19513 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19514 * config/flat.h: New file.
19515 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19516 OBJECT_FORMAT_FLAT.
19517 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19518 indirect references for -msep-data or -mid-shared-library.
19519 Do not use PC-relative code addresses either.
19520 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19522 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19523 for shared libraries and crt1.o for executables. Use crti.o and
19525 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19526 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19527 Do not add -elf2flt or -shared-lib-id options here.
19528 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19529 Pass -shared-lib-id if -mid-shared-library, taking the library
19530 identifier from -mshared-library-id if given, otherwise
19532 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19533 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19534 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19535 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19536 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19537 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19539 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19540 jump sequence for ISA A and ISA A+.
19541 (PICJUMP): Likewise.
19543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19545 * config.gcc (m68k-*-uclinux*): Base the port on the common
19546 and m68k GNU/Linux files rather than on the generic ELF ones.
19547 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19548 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19550 2007-01-18 Julian Brown <julian@codesourcery.com>
19551 Richard Sandiford <richard@codesourcery.com>
19553 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19554 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19555 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19557 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19558 80 unconditionally.
19559 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19563 * doc/install.texi: Document m68k-uclinuxoldabi.
19564 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19565 * config/m68k/uclinux-oldabi.h: New file, copied from
19566 config/m68k/uclinux.h.
19568 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19570 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19571 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19572 (m32r_compute_frame_size): Use unsigned for regno.
19573 (m32r_reload_lr): Use gen_frame_mem.
19575 (m32r_output_function_epilogue): Don't output the function epilogue
19577 (m32r_expand_epilogue): New.
19578 (direct_return): Return false if the function has the interrupt
19580 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19581 * config/m32r/m32r.md (epilogue): New expander.
19582 (return_lr, return_rte): New insns.
19583 (return): Make it expander.
19584 (return_normal): New expander.
19586 2007-01-18 Josh Conner <jconner@apple.com>
19589 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19590 support for UNLE, UNLT, UNGE, and UNGT.
19592 2007-01-18 Jan Hubicka <jh@suse.cz>
19594 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19595 * tree-tailcall (add_virtual_phis): Likewise.
19596 (optimize_tail_call): Return TODOs.
19597 (execute_tail_calls): Return TODOs.
19598 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19599 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19601 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19602 Cleanup cfg using TODO.
19603 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19604 * passes.c (execute_function_todo): When cleanup did something, remove
19606 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19607 (make_edges): Don't cleanup_cfg.
19609 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19611 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19612 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19613 operate on the top of stack.
19614 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19615 register handling of instructions that output to the second
19617 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19618 (move_for_stack_reg): Special-case check for dead destination
19619 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19621 * config/i386/i386.md (UNSPEC_TAN): New constant.
19622 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19623 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19624 to correctly model move of constant 1.0 to top stack slot.
19625 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19626 (unnamed peephole2 pattern): Remove corresponding peephole2
19627 pattern that optimizes tan insn and loading of constant 1.0.
19628 (tanxf2): Use fptanxf4_i387.
19629 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19630 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19631 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19632 disable patterns for SSE math.
19633 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19634 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19636 2007-01-18 Dirk Mueller <dmueller@suse.de>
19637 Richard Guenther <rguenther@suse.de>
19640 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19641 * common.opt (Warray-bounds): Add new warning option.
19642 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19644 * Makefile.in: make tree-vrp.o depend on toplev.h
19645 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19647 (check_array_refs, check_array_bounds, check_array_ref): New.
19649 2007-01-18 Jan Hubicka <jh@suse.cz>
19651 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19652 (execute_ssa_ccp): Return flags conditionally.
19653 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19655 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19657 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19659 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19660 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19662 * Makefile.c (GTFILES): Add cfglayout.h.
19663 * gengtype.c (open_base_files): Likewise.
19664 * cfglayout.c (cfg_layout_function_footer,
19665 cfg_layout_function_header) Reindent to make gengtype happy.
19666 * cfglayout.h (cfg_layout_function_footer,
19667 cfg_layout_function_header): Add GTY(()) marker.
19669 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19671 2007-01-18 Ben Elliston <bje@au.ibm.com>
19673 * genautomata.c (write_automata): Include xstrerror output in the
19674 error message if writing the DFA description file fails.
19676 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19678 * config/mips/mips-protos.h (mips_output_external): Make it
19680 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19681 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19682 (extern_list): Likewise.
19683 (extern_head): Likewise.
19684 (TARGET_ASM_FILE_END): Likewise.
19685 (mips_file_end): Likewise.
19686 (mips_output_external): Rewritten.
19688 2007-01-18 Ben Elliston <bje@au.ibm.com>
19690 * genpreds.c (write_insn_preds_c): Only write out the function
19691 body for regclass_for_constraint if we have register constraints.
19693 2007-01-17 Tom Tromey <tromey@redhat.com>
19695 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19696 * doc/install.texi (Testing): Use sourceware.org.
19697 (Binaries): Likewise.
19698 (Specific): Likewise.
19699 * doc/contrib.texi (Contributors): Use sourceware.org.
19701 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19703 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19704 (AVR_ENHANCED): Rename to ...
19705 (AVR_HAVE_MUL): ... new.
19706 (avr_enhanced_p): Rename to ...
19707 (avr_have_mul_p): ... new.
19708 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19709 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19710 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19711 (avr_have_mul_p): ... new.
19712 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19713 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19714 'avr_enhanced_p' and 'enhanced'.
19715 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19716 AVR_HAVE_MUL instead of AVR_ENHANCED.
19717 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19718 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19719 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19720 instead of AVR_ENHANCED.
19721 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19722 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19723 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19725 2007-01-17 Ian Lance Taylor <iant@google.com>
19727 * vec.h (VEC_reserve_exact): Define.
19728 (vec_gc_p_reserve_exact): Declare.
19729 (vec_gc_o_reserve_exact): Declare.
19730 (vec_heap_p_reserve_exact): Declare.
19731 (vec_heap_o_reserve_exact): Declare.
19732 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19734 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19735 negative parameter.
19736 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19737 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19738 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19739 * vec.c (calculate_allocation): Add exact parameter. Change all
19741 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19742 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19743 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19744 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19745 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19746 (vec_heap_p_reserve_exact): New function.
19747 (vec_heap_o_reserve_exact): New function.
19749 2007-01-17 Jan Hubicka <jh@suse.cz>
19751 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19753 2007-01-17 Eric Christopher <echristo@apple.com>
19755 * config.gcc: Support core2 processor.
19757 2007-01-16 Jan Hubicka <jh@suse.cz>
19759 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19760 the names, just unlink the chain so we don't crash on dangling
19764 2007-01-16 Jan Hubicka <jh@suse.cz>
19766 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19767 * tree-pass.h: Reorder to make IPA passes appear toegher.
19768 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19770 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19771 parameters, do not call early inliner.
19772 * ipa-inline.c: Update comments. Include tree-flow.h
19773 (cgraph_decide_inlining): Do not compute inlining parameters.
19774 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19775 be called with function context set up.
19776 (pass_ipa_inline): Remove unreachable functions before pass.
19777 (cgraph_early_inlining): Simplify assuming to be called from the
19779 (pass_early_inline): New pass.
19780 (cgraph_gate_ipa_early_inlining): New gate.
19781 (pass_ipa_early_inline): Turn into simple wrapper.
19782 (compute_inline_parameters): New function.
19783 (gate_inline_passes): New gate.
19784 (pass_inline_parameters): New pass.
19785 (apply_inline): Move here from tree-optimize.c
19786 (pass_apply_inline): New pass.
19787 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19789 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19790 doing them by hand.
19791 (tree_function_versioning): Do not allocate dummy struct function.
19792 * tree-inline.h (optimize_inline_calls): Update prototype.
19793 * tree-optimize.c (execute_fixup_cfg): Export.
19794 (pass_fixup_cfg): Remove
19795 (tree_rest_of_compilation): Do not apply inlines.
19796 * tree-flow.h (execute_fixup_cfg): Declare.
19797 * Makefile.in (gt-passes.c): New.
19798 * passes.c: Include gt-passes.h
19799 (init_optimization_passes): New passes.
19800 (nnodes, order): New static vars.
19801 (do_per_function_toporder): New function.
19802 (execute_one_pass): Dump current pass here.
19803 (execute_ipa_pass_list): Don't dump current pass here.
19805 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19807 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19808 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
19810 2007-01-16 David Edelsohn <edelsohn@gnu.org>
19812 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
19813 (strong_alias): Define.
19814 (__gcc_qmul): Provide non-FMA for soft-float.
19815 (__gcc_qdiv): Same.
19820 (__gcc_qunord): New.
19830 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
19831 soft-float functions.
19832 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
19833 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
19834 about long double soft float.
19836 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
19837 Tehila Meyzels <tehila@il.ibm.com>
19839 * tree-vectorizer.h (is_pattern_stmt_p): New.
19840 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
19841 formatting (tabs instead of spaces). Cleanup and clarify setting
19842 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
19843 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
19844 (vectorizable_type_demotion): Check that types are integral.
19845 (vectorizable_type_promotion): Likewise.
19846 (vectorizable_store): Fix typo. Eliminate new-line at end of
19849 2007-01-16 Jan Hubicka <jh@suse.cz>
19851 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
19854 2007-01-15 Eric Christopher <echristo@apple.com>
19856 * ifcvt.c: Include vec.h, vecprim.h.
19857 (check_cond_move_block): New argument regs.
19858 Reorganize. Add registers used to regs.
19859 (cond_move_process_if_block): Use regs set above as
19862 2007-01-15 Eric Christopher <echristo@apple.com>
19864 * config/darwin.h: Update copyright.
19865 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
19866 (LINK_COMMAND_SPEC): Add -u.
19867 (LINK_SPEC): Fix umbrella for above.
19869 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
19871 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
19874 2007-01-15 Tom Tromey <tromey@redhat.com>
19876 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
19877 * doc/install.texi (Testing): Don't mention jacks.
19878 (Configuration): Document --enable-java-maintainer-mode. Move
19879 --with-java-home to libgcj-specific section. Document
19881 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
19883 2007-01-15 Jan Hubicka <jh@suse.cz>
19885 * tree-ssa-dce.c (DCE_TODOs): New.
19886 (propagate_necessity): Return if something changed.
19887 (eliminate_unnecessary_stmts): Likewise.
19888 (perform_tree_ssa_dce): Return TODO flags when needed.
19889 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
19891 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
19893 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
19894 (fyl2x_extend<mode>xf3_i387): New insn pattern.
19895 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
19896 patterns using X87MODEF12 mode macro. Extend operand 1
19897 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19898 (log10<mode>2): Ditto.
19899 (log2<mode>2): Ditto.
19900 (log1p<mode>2): Ditto.
19901 (logb<mode>2): Ditto.
19902 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
19903 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
19904 (*fxtractxf3_i387): Rename from *fxtractxf3.
19905 (fxtract_extend<mode>xf3_i387): New insn pattern.
19906 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
19907 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19908 and gen_fyl2xxf3_i387().
19910 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
19912 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
19913 * cfgloopmanip.c (fix_loop_placement): Made static. Use
19914 get_loop_exit_edges. Changed return type to bool.
19915 * cfgloop.h (fix_loop_placement): Declaration removed.
19917 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
19919 * param.h (MIN_VECT_LOOP_BOUND): New.
19920 * params.def (MIN_VECT_LOOP_BOUND): New.
19921 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
19922 argument - minimum threshold for number of iterations.
19923 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
19924 argument to declaration.
19925 * tree-vect-analyze.c (vect_analyze_operations): Check value of
19926 MIN_VECT_LOOP_BOUND.
19927 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
19928 slpeel_tree_peel_loop_to_edge with additional argument.
19929 (vect_do_peeling_for_alignment): Likewise.
19930 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
19932 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
19935 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
19936 operands of size 1.
19938 2007-01-14 Jan Hubicka <jh@suse.cz>
19940 * tree-dfa.c (remove_referenced_var): New function.
19941 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
19942 prune referenced vars list too.
19943 * tree-flow.h (remove_referenced_var): Declare.
19945 2007-01-14 Jan Hubicka <jh@suse.cz>
19947 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
19949 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
19950 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
19951 * except.h (verify_eh_throw_table_statements): Kill prototype.
19952 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
19953 into call exrepssions.
19954 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
19956 * tree-cfg.c: Include pointer-set.h.
19957 (verify_node_sharing): Work on pointer set.
19958 (verify_eh_throw_stmt_node): New.
19959 (verify_stmts): Use pointers sets, verify throw_stmt.
19961 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
19963 * ipa-reference.c (analyze_function): Consider also addresses taken
19966 2007-01-12 Roger Sayle <roger@eyesopen.com>
19968 * c-typeck.c (null_pointer_constant_p): Replace use of
19969 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19970 (build_c_cast): Likewise.
19972 2007-01-12 Roger Sayle <roger@eyesopen.com>
19974 * tree.h (force_fit_type_double): Remove unused final argument.
19975 * c-common.c (constant_expression_warning): Replace use of
19976 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
19977 (convert_and_check): Likewise.
19978 (shorten_compare): Update call to force_fit_type_double.
19979 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
19980 * convert.c (convert_to_pointer): Update call to
19981 force_fit_type_double.
19982 * fold-const.c (force_fit_type_double): Remove overflowed_const
19984 (int_const_binop, fold_convert_const_int_from_int,
19985 fold_convert_const_int_from_real, fold_div_compare,
19986 fold_sign_changed_comparison, fold_unary, fold_negate_const,
19987 fold_abs_const, fold_not_const): Remove the final argument from
19988 calls to force_fit_type_double.
19990 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19992 * configure.ac: Set insn to "nop" for spu-*-* also.
19993 * configure: Regenerate.
19995 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
19997 * builtins.def : Add BUILT_IN_FREE.
19999 2007-01-12 Jan Hubicka <jh@suse.cz>
20001 PR tree-optimization/30443
20002 * tree-inline.c (tree_function_versioning): Do not optimize when
20003 cloning for inlining.
20005 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20007 * doc/loop.texi: Document recording of loop exits.
20008 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20009 (update_single_exits_after_duplication,
20010 update_single_exit_for_duplicated_loop,
20011 update_single_exit_for_duplicated_loops): Removed.
20012 (duplicate_loop_to_header_edge): Do not call
20013 update_single_exits_after_duplication and
20014 update_single_exit_for_duplicated_loops.
20015 (loop_version): Do not update single_exit information.
20016 (fix_loop_structure): Use record_loop_exits instead of
20017 mark_single_exit_loops.
20018 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20019 the lists of loop exits.
20020 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20021 split_edge, merge_blocks): Update the lists of loop exits.
20022 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20023 loop_optimizer_init.
20024 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20025 of mark_single_exit_loops.
20026 (loop_optimizer_finalize): Call release_recorded_exits.
20027 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20028 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20029 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20030 update single exit information.
20031 * lambda-code.c (perfect_nestify): Ditto.
20032 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20033 (mark_single_exit_loops): Removed.
20034 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20035 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20036 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20038 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20039 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20040 (verify_loop_structure): Verify consistency of the exit lists.
20041 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20042 (set_single_exit): Removed.
20043 * cfgloop.h (struct loop_exit): New function.
20044 (struct loop): single_exit_ field replaced by exits field.
20045 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20046 LOOPS_HAVE_RECORDED_EXITS.
20047 (struct loops): Added exits hash.
20048 (mark_single_exit_loops, set_single_exit): Declaration removed.
20049 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20051 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20053 * doc/invoke.texi: Avoid use of @headitem.
20055 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20057 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20061 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20064 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20065 Richard Sandiford <richard@codesourcery.com>
20067 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
20068 * config/m68k/m68k.opt: Resort options.
20069 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
20071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20072 Richard Sandiford <richard@codesourcery.com>
20074 * doc/invoke.texi: Document the macros that are defined by
20075 m68k's -mtune and -mhard-float options.
20076 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
20077 (m68k_cpp_cpu_family): Likewise.
20078 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
20079 of __ucfv*__ macros. Define __mcffpu__ if generating code for
20080 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
20081 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
20082 (m68k_cpp_cpu_family): Likewise.
20084 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20086 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
20087 macros besides mc68000 as tuning macros. Use a switch statement
20088 to set them and mcpu32.
20090 2007-01-12 Julian Brown <julian@codesourcery.com>
20092 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
20093 (TARGET_68040_ONLY): Rename to...
20094 (TARGET_68040): ...this.
20095 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
20096 * config/m68k/m68k.md: Likewise.
20098 2007-01-12 Julian Brown <julian@codesourcery.com>
20099 Nathan Sidwell <nathan@codesourcery.com>
20100 Richard Sandiford <richard@codesourcery.com>
20102 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
20103 the -mcpu= argument associated with the --with-cpu setting.
20104 Define M68K_DEFAULT_TUNE to the default -mtune= option,
20105 if different from the one implied by the -mcpu setting.
20106 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
20107 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
20108 * doc/invoke.texi: Mention ColdFire in the introduction to the
20109 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
20110 -mno-div and -mhard-float options. Make -m68881 a synonym for
20111 -mhard-float. Document the previously-undocumented -m5206e,
20112 -m528x, -m5307 and -m5407 options. Tweak the existing option
20113 documentation for consistency.
20114 * doc/install.texi: Mention new --with-cpu arguments.
20115 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
20116 default CPU if neither -mcpu nor -march are specified.
20117 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
20118 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
20119 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
20120 using m68k_tune to decide between families that implement the
20121 same ISA. Use m68k_tune to set __mcfv4e__.
20122 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
20123 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
20124 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
20125 (FL_ISA_C, FL_ISA_MMU): New macros.
20126 (MASK_COLDFIRE): Delete.
20127 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
20128 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
20129 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
20130 (TARGET_HARD_FLOAT): Do not define here.
20131 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
20132 (TUNE_68000): New macro.
20133 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
20134 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
20135 (TUNE_CFV2): Redefine in terms of m68k_tune.
20136 (uarch_type, target_device, fpu_type): New enums.
20137 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
20138 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
20139 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
20140 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
20141 (FL_FOR_isa_c): New macros.
20142 (m68k_isa): New enum.
20143 (m68k_target_selection): New structure.
20144 (all_devices, all_isas, all_microarchs): New tables.
20145 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
20146 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
20147 (MASK_ALL_CPU_BITS): Delete.
20148 (m68k_find_selection): New function.
20149 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
20150 Map the legacy target options to a combination of the new ones.
20151 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
20152 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
20153 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
20155 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
20156 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
20158 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
20159 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
20160 * config/m68k/m68k-devices.def: New file.
20162 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20163 Nathan Sidwell <nathan@codesourcery.com>
20165 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
20166 (SUBTARGET_EXTRA_SPECS): New macros.
20167 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
20168 use %(asm_cpu_spec) instead.
20169 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
20170 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
20171 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
20172 (EXTRA_SPECS): Rename to...
20173 (SUBTARGET_EXTRA_SPECS): ...this.
20175 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20176 Richard Sandiford <richard@codesourcery.com>
20177 Julian Brown <julian@codesourcery.com>
20179 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20180 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
20181 to the configuration's default CPU.
20182 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
20183 Remove default masks.
20184 (m680[012]0-*-*): Set the default with_cpu to the first part of
20186 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
20187 (m68k*-*-linux): Extend the --with-cpu handling to...
20188 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
20189 and m68010. Don't set target_cpu_default2.
20190 * doc/install.texi: Document --with-cpu for m68k.
20191 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
20192 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
20193 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20194 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
20195 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
20196 (ASM_SPEC): Remove use of %(asm_cpu_default).
20197 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
20198 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
20199 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
20200 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
20201 __HAVE_FPU__ if TARGET_HARD_FLOAT.
20202 (TARGET_DEFAULT): Delete.
20203 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
20204 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
20205 (CPP_CPU_SPEC): Delete.
20206 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
20207 the appropriate string.
20208 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
20209 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
20210 (ASM_SPEC): Don't use %(asm_default_spec).
20211 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
20212 TARGET_DEFAULT and add MASK_68881.
20213 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
20215 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20217 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
20218 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
20219 MASK_68010 alongside MASK_68020.
20220 * doc/invoke.texi: Document -m68010.
20221 * config/m68k/m68k.opt (m68010): New.
20222 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
20224 (TUNE_68010): New macro.
20225 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
20226 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
20227 (M68K_CPU_m68332): Add MASK_68010.
20228 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
20229 fallback definition.
20230 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
20232 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
20233 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20234 to all entries that use MASK_68020.
20235 (output_move_simode_const, output_move_himode, output_move_qimode)
20236 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
20237 instead of TARGET_68020 to select clr behavior. Remove comment
20238 about there being no TARGET_68010.
20239 * config/m68k/m68k.md: Likewise throughout.
20241 2007-01-12 Julian Brown <julian@codesourcery.com>
20243 * config/m68k/m68k.h (TARGET_ISAB): New macro.
20244 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
20245 * config/m68k/m68k.md: Likewise.
20247 2007-01-12 Julian Brown <julian@codesourcery.com>
20249 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
20250 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
20252 2007-01-12 Julian Brown <julian@codesourcery.com>
20254 * config/m68k/m68k.h (TUNE_68040_60): New macro.
20255 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
20256 * config/m68k/m68k.md: Likewise.
20258 2007-01-12 Julian Brown <julian@codesourcery.com>
20259 Richard Sandiford <richard@codesourcery.com>
20261 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
20262 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
20263 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
20265 (TARGET_CPU32): Rename to...
20266 (TUNE_CPU32): ...this.
20267 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
20268 (TUNE_CFV2): New macros.
20269 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
20270 remove conditions that are implied by TARGET_68020.
20271 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
20272 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
20273 (m68k_output_function_epilogue): Likewise.
20274 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
20275 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
20276 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20277 non-68000 timings. Refactor multiplication and division costs.
20278 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
20279 TUNE_CPU32 instead of TARGET_CPU32.
20280 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
20281 and TUNE_68060 instead of TARGET_68060.
20282 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
20283 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
20285 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
20286 && !TARGET_COLDFIRE" to choose between moveq and clr.
20287 Likewise in the unnamed movsf pattern.
20288 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
20289 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
20292 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20294 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
20295 of tabbing before backslashes.
20297 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20299 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
20300 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
20301 (ASM_OUTPUT_INTERNAL_LABEL): Define.
20303 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20305 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
20306 find_interesting_uses_cond.
20307 (find_interesting_uses_cond): Use extract_cond_operands.
20308 (rewrite_use_compare): Use extract_cond_operands and
20309 force_gimple_operand_bsi. Do not call update_stmt.
20310 (determine_use_iv_cost_condition): Use extract_cond_operands.
20311 Return cheaper of using original bound and changing the exit bound.
20313 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20315 PR tree-optimization/29516
20316 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
20317 most_expensive_mult_to_index, addr_to_parts,
20318 create_mem_ref, maybe_fold_tmr): Make the type of
20319 fields of TARGET_MEM_REF sizetype.
20320 (move_fixed_address_to_symbol, move_pointer_to_base):
20322 * tree.def (TARGET_MEM_REF): Add comment on types of
20325 2007-01-11 Joseph Myers <joseph@codesourcery.com>
20327 * c-common.c (vector_types_convertible_p): Treat opaque types as
20328 always convertible if they have the same size, but not otherwise.
20330 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
20332 * ifcvt.c (struct noce_if_info): Add comments to the fields.
20333 Remove the b_unconditional field.
20334 (noce_try_sign_mask): Do not look at b_unconditional.
20335 (noce_process_if_block): Do not use merge_if_blocks. Update
20336 the CFG here. Do not set b_unconditional.
20337 (cond_move_process_if_block): Likewise.
20338 (find_cond_trap): Likewise.
20339 (check_cond_move_block): Require simple jump insns at the end
20340 of the basic block.
20342 2007-01-11 Jan Hubicka <jh@suse.cz>
20344 PR tree-optimization/1046
20345 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
20346 when alias info is not ready.
20347 (pass_tail_recursion): Do not require aliasing.
20348 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20349 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
20350 * tree-ssa-copy.c (pass_copy_prop): Likewise.
20351 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20352 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
20353 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
20354 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
20356 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
20357 When aliasing is not build, mark statement as volatile.
20359 2007-01-11 Tom Tromey <tromey@redhat.com>
20361 PR preprocessor/15185, PR preprocessor/20989:
20362 * doc/cppopts.texi <-MT>: Update description of algorithm for
20363 computing default target.
20364 <-M, -MD>: Reword "basename" text.
20366 2007-01-11 Roger Sayle <roger@eyesopen.com>
20368 * builtins.c (expand_builtin_pow, expand_builtin_powi,
20369 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
20370 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
20371 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
20372 fold_builtin_bswap, real_constp, fold_builtin_pow,
20373 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
20374 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
20375 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20376 * convert.c (convert_to_pointer): Likewise.
20377 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
20378 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
20379 const_binop, fold_convert_const_int_from_int,
20380 fold_convert_const_int_from_real,
20381 fold_convert_const_real_from_real, sign_bit_p,
20382 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
20383 fold_sign_changed_comparison, fold_unary, fold_comparison,
20384 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
20385 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
20386 * print-tree.c (print_node_brief, print_node): Likewise.
20387 * stor-layout.c (place_field, layout_type): Likewise.
20388 * tree-chrec.c (keep_cast): Likewise.
20389 * tree.c (build_vector, build_real, build_real_from_int_cst,
20390 build_complex): Likewise.
20392 2007-01-11 Roger Sayle <roger@eyesopen.com>
20394 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
20395 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
20397 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
20399 * configure.ac (strict1_warn): Rename to strict_warn.
20400 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
20401 cc_set_by_configure, quoted_cc_set_by_configure,
20402 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
20403 all_boot_languages, all_stagestuff): Remove.
20404 (target_list): Remove bootstrap targets.
20405 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
20406 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
20407 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
20408 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
20409 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
20410 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
20411 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
20412 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
20413 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
20414 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
20415 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
20416 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
20417 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
20418 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
20419 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
20420 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
20421 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
20422 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
20423 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
20424 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
20425 (mostlyclean): Adjust.
20426 (clean, distclean): Don't mention bootstrap stuff.
20427 * configure: Regenerate.
20428 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
20429 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
20430 treelang/config-lang.in (stagestuff): Remove.
20431 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
20432 stageprofile, stagefeedback, stagestuff): Remove mention.
20434 2007-01-11 Nick Clifton <nickc@redhat.com>
20436 * config/mcore/predicates.md (mcore_general_movesrc_operand):
20438 (mcore_general_movdst_operand): Do not accept CONST_INTs.
20439 (mcore_arith_K_S_operand): Run the test for the S constraint not
20440 the test for the M constraint.
20441 (mcore_addsub_operand): Do not accept integer values that are
20442 larger than 32 bits.
20443 * config/mcore/mcore.md: Remove unused constraints from split.
20444 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
20445 (addsi3): Likewise.
20446 (allocate_stack): Likewise.
20447 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
20448 operands to 32 bits.
20449 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
20451 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
20452 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
20453 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
20454 mcore_output_bclri, mcore_output_andn, output_inline_const,
20455 mcore_output_move, mcore_output_movedouble): Likewise.
20456 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
20457 (output_inline_const): Likewise.
20458 (output_inline_const): Fix format strings used in sprintf
20460 * config/mcore/mcore-protos.h: Update prototypes for changed
20461 functions in mcore.c.
20462 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
20463 HOST_WIDE_INT and not int.
20464 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
20465 CONST_OK_FOR_N): Likewise.
20466 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
20467 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
20470 2007-01-10 Jan Hubicka <jh@suse.cz>
20472 * tree-vrp.c (remove_range_assertions): Release defs.
20473 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
20474 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
20476 2007-01-10 Paul Brook <paul@codesourcery.com>
20478 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
20479 * config/arm/arm.md (mulsi3subsi): New insn.
20481 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
20483 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
20484 (tree_transform_and_unroll_loop): New.
20485 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20488 2007-01-10 Robert Kennedy <jimbob@google.com>
20490 * fold-const.c (fold_comparison): Fold comparisons like (x *
20491 1000 < 0) to (x < 0).
20493 2007-01-10 Ian Lance Taylor <iant@google.com>
20495 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20496 operands have the same priority.
20498 2007-01-10 Tom Tromey <tromey@redhat.com>
20500 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20501 (fold_binary): Likewise.
20502 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20503 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20504 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20505 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20506 * langhooks.h (struct lang_hooks): Removed field
20507 'can_use_bit_fields_p'.
20509 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20511 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20513 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20515 * function.c (get_last_funcdef_no): New function.
20516 * function.h (get_last_funcdef_no): Declare.
20517 * tree-inline.c (initialize_cfun): Add initialization.
20518 (tree_function_versioning): Cleanup.
20520 2007-01-10 Jan Hubicka <jh@suse.cz>
20522 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20525 2007-01-10 Sa Liu <saliu@de.ibm.com>
20526 Ben Elliston <bje@au.ibm.com>
20528 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20529 for SAVE_NONLOCAL and Pmode for any other save level.
20530 * spu-protos.h (spu_restore_stack_block): Declare.
20531 * spu.md (save_stack_block): Remove.
20532 (restore_stack_block): Call spu_restore_stack_block.
20533 * spu.c (spu_restore_stack_block): New function.
20534 (spu_expand_epilogue): Remove old comment.
20536 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20538 PR tree-optimization/30322
20539 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20540 (cand_value_at): Return the value as aff_tree.
20541 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20542 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20543 aff_combination_mult): New functions.
20544 (aff_combination_add): Use aff_combination_add_cst.
20545 (aff_combination_convert): Allow conversions to a wider type.
20546 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20547 * tree-affine.h (aff_combination_mult): Declare.
20549 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20551 * doc/tm.texi: Update documentation to reflect reality of exec
20552 and start file search behaviours. Update copyright year.
20553 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20554 header file directories.
20556 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20558 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20559 (*cosxf2): Rename to cosxf2_i387.
20560 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20561 using X87MODEF12 mode macro. Rename patterns to
20562 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20564 (*cosdf2, *cossf2): Ditto.
20565 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20566 to match extended input operands.
20567 (sincos<mode>3): New expander.
20568 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20569 insn patterns and corresponding splitters.
20571 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20573 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20574 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20576 2007-01-09 Nicolas Pitre <nico@cam.org>
20579 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20581 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20583 * target.h (struct gcc_target): New field library_rtti_comdat.
20584 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20585 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20586 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20587 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20589 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20591 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20593 2007-01-08 Richard Guenther <rguenther@suse.de>
20595 * tree.h (force_fit_type_double): Export.
20596 (force_fit_type): Remove.
20597 * fold-const.c (force_fit_type_double): New function.
20598 (force_fit_type): Remove.
20599 (int_const_binop): Use it.
20600 (fold_convert_const_int_from_int): Likewise.
20601 (fold_convert_const_int_from_real): Likewise.
20602 (fold_div_compare): Likewise.
20603 (fold_sign_changed_comparison): Likewise.
20604 (fold_unary): Likewise.
20605 (fold_negate_const): Likewise.
20606 (fold_abs_const): Likewise.
20607 (fold_not_const): Likewise.
20608 * c-common.c (shorten_compare): Use force_fit_type_double.
20609 * convert.c (convert_to_pointer): Likewise.
20611 2007-01-08 Richard Guenther <rguenther@suse.de>
20613 * tree.h (build_int_cst_wide_type): Export.
20614 * tree.c (build_int_cst_wide_type): New function.
20615 (build_int_cst_wide): Fix comment.
20616 * builtins.c (fold_builtin_object_size): Use build_int_cst
20617 to build -1 or 0 of the correct type. Use fit_double_type
20618 to check for overflow.
20619 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20621 (decode_field_reference): Likewise.
20622 (all_ones_mask_p): Likewise.
20623 (native_interpret_int): Use build_int_cst_wide_type.
20624 (fold_binary): Use build_int_cst_type to build an all-ones
20626 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20628 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20630 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20632 2007-01-09 Ben Elliston <bje@au.ibm.com>
20634 * genautomata.c (STATS_OPTION): New option.
20635 (stats_flag): New flag.
20636 (gen_automata_option): Handle it.
20637 (initiate_automaton_gen): Ditto.
20638 (write_automata): Output statistics only if stats_flag is
20639 set. Likewise, output time statistics only if time_flag is set.
20640 * doc/md.texi (Processor pipeline description): Document new flag.
20642 2007-01-08 Richard Guenther <rguenther@suse.de>
20644 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20645 * tree.c (build_int_cst_type): Likewise.
20646 (size_in_bytes): Don't call force_fit_type on the result.
20647 (int_fits_type_p): Use fit_double_type.
20648 * fold-const.c (fit_double_type): New function.
20649 (force_fit_type): Use it.
20650 * tree.h (fit_double_type): Export.
20652 2007-01-08 Jan Hubicka <jh@suse.cz>
20654 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20655 * ipa.c (function_and_variable_visibility): Fix return type.
20657 2007-01-08 Richard Guenther <rguenther@suse.de>
20659 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20660 of offset to build the index.
20661 * tree-pretty-print.c (dump_generic_node): Don't build negated
20662 const just for printing.
20663 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20664 * builtins.c (fold_builtin_int_roundingfn): Check if result
20665 fits the type by using force_fit_type and comparing the result.
20666 * predict.c (predict_loops): Use compare_tree_int for comparison.
20667 * tree.c (build_int_cst): Fall back to integer_type_node for
20669 (build_int_cst_wide): Assert type is non-null.
20671 2007-01-08 Roberto Costa <roberto.costa@st.com>
20673 * tree-vrp.c (extract_range_from_cond_expr): New.
20674 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20675 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20677 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20678 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20679 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20680 used as expressions.
20681 * tree-object-size.c (cond_expr_object_size): New.
20682 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20684 2007-01-08 Jan Hubicka <jh@suse.cz>
20686 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20687 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20690 2007-01-08 Richard Guenther <rguenther@suse.de>
20692 PR tree-optimization/23603
20693 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20694 (extract_range_from_binary): Fall back to truthvalue instead of
20695 varying for TRUTH_*_EXPR.
20696 (extract_range_from_comparison): Fall back to truthvalue instead of
20698 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20699 if all visited PHI values were constant.
20701 2007-01-08 Jan Hubicka <jh@suse.cz>
20703 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20704 (cgraph_analyze_function): break out from ...
20705 (cgraph_finalize_compilation_unit): ... here.
20706 (cgraph_expand_function): Remove forgoten commented out line.
20707 (cgraph_optimize): Analyze functions.
20709 2007-01-08 Jan Hubicka <jh@suse.cz>
20711 * tree-pas.h (TODO_remove_function): New flag.
20712 (TODO_update*): Renumber.
20713 (pass_ipa_increase_alignment,
20714 pass_ipa_function_and_variable_visibility): New passes.
20715 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20716 (cgraph_function_and_variable_visibility): Move to ipa.c
20717 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20718 cgraph_increase_alignment.
20719 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20720 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20721 calling tree-inline.
20722 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20723 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20724 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20725 (gate_increase_alignment): New function.
20726 (pass_ipa_increase_alignment): New pass.
20727 * ipa.c: Inline tree-pass.h and timevar.h
20728 (function_and_variable_visibility): Move here from cgraphunit.c
20729 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20730 * passes.c (init_optimization_passes): Add the two new passes.
20731 (execute_todo): Handle cgraph_remove_functions.
20733 2007-01-08 Nick Clifton <nickc@redhat.com>
20735 * config/frv/predicates.md (reg_or_0_operand): Accept
20738 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20740 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20741 * config.gcc: Add bfin*-rtems*.
20743 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20745 * c.opt: Add -flax-vector-conversions.
20746 * c-typeck.c (convert_for_assignment): Pass flag to
20747 vector_types_convertible_p to allow emission of note.
20748 (digest_init): Likewise.
20749 * c-opts.c: Handle -flax-vector-conversions.
20750 * c-common.c (flag_lax_vector_conversions): New.
20751 (vector_types_convertible_p): Unless -flax-vector conversions
20752 has been passed, disallow conversions between vectors with
20753 differing numbers of subparts and/or element types. If such
20754 a conversion is disallowed, possibly emit a note on the first
20755 occasion only to inform the user of -flax-vector-conversions.
20756 The new last argument specifies this.
20757 * c-common.h (flag_lax_vector_conversions): New.
20758 (vector_types_convertible_p): Add extra argument.
20759 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20760 char_type_node for V*QI type vectors.
20761 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20762 Update to satisfy new typechecking rules.
20763 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20764 C and C++ variants.
20765 * doc/invoke.texi (C Dialect Options): Document
20766 -flax-vector-conversions.
20768 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20770 PR tree-optimization/29877
20771 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20772 a register variable on the RHS to not be replaceable.
20774 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20775 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20776 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20777 const_simm15, const_pow2, const_npow2): Added.
20778 * config/score/misc.md (insv, extv, extzv, movmemsi,
20779 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20780 * config/score/score.c (score_address_cost, score_select_cc_mode):
20782 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20783 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20784 Update score_print_operand.
20785 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20786 Adjust register allocate order and update some macro define.
20787 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20788 mdx_block_move_straight, mdx_block_move_loop_head,
20789 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20790 mdx_block_move_loop, mdx_block_move): Added.
20791 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20792 mdp_limm): Updated and fix some bug and typo.
20793 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20794 (movsf, movdf, doloop_end): Added.
20796 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20798 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20799 config/arm/thumb2.md: Fix comment typos.
20800 * doc/extend.texi: Fix a typo.
20802 2007-01-07 Eric Christopher <echristo@apple.com>
20804 * configure.ac: Check for __stack_chk_fail for darwin.
20805 * configure: Regenerate.
20807 2007-01-07 Richard Guenther <rguenther@suse.de>
20809 * tree-vrp.c (extract_range_from_assert): CSE calls to
20810 compare_values where possible.
20811 (extract_range_from_unary_expr): Likewise.
20813 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20815 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
20816 * config/avr/avr.c (call_insn_operand): Delete function.
20817 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
20818 instead of register number. Use predicates.
20819 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
20820 call_insn_operand): Add.
20822 2007-01-06 Jan Hubicka <jh@suse.cz>
20824 * tree-pass.h (pass_build_cgraph_edges): Declare.
20825 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
20826 (visited_nodes): Remove.
20827 (cgraph_create_edges): Move to cgraphbuild.c; rename to
20828 build_cgrpah_edges; make visited_nodes local.
20829 (cgraph_process_new_functions): DO not call initialize_inline_failed.
20830 (record_references_in_initializer): Move to cgraphbuild.c
20831 (initialize_inline_failed, rebuild_cgraph_edges,
20832 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
20833 (verify_cgraph_node): Make visited_nodes local.
20834 (cgraph_analyze_function): Do not call cgraph_create_edges and
20835 initialize_inline_failed.
20836 (cgraph_expand_function): Do not call cgraph_lower_function;
20837 assert that function is already lowered.
20838 * Makefile.in (cgraphbuild.o): New.
20839 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
20840 at the end of lowering passes.
20842 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
20844 * ifcvt.c (cond_move_convert_if_block): New function, code
20845 factored out from...
20846 (cond_move_process_if_block): ...here. Call the new function
20847 on the THEN and ELSE blocks.
20848 (merge_if_block): Do not copy global_live_at_end, merge_blocks
20849 already takes care of this.
20851 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20854 * tree.h (TREE_OVERFLOW_P): New.
20855 * c-typeck.c (parser_build_unary_op): Warn only if result
20856 overflowed and operands did not.
20857 (parser_build_binary_op): Likewise.
20858 (convert_for_assignment): Remove redundant overflow_warning.
20859 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
20861 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20863 * c-typeck.c (store_init_value): Split over two lines to follow
20864 the GNU coding style.
20866 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
20868 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
20869 __GXX_EXPERIMENTAL_CXX0X__.
20870 * doc/cpp.texi: Same.
20872 2007-01-05 Richard Guenther <rguenther@suse.de>
20874 PR middle-end/27826
20875 * tree.c (get_narrower): Do not construct COMPONENT_REFs
20876 with mismatched types. Instead explicitly build a
20877 conversion NOP_EXPR.
20879 2007-01-05 Ian Lance Taylor <iant@google.com>
20881 * c-common.c (decl_with_nonnull_addr_p): New function.
20882 (c_common_truthvalue_conversion): Call it.
20883 * c-typeck.c (build_binary_op): Likewise.
20884 * c-common.h (decl_with_nonnull_addr_p): Declare.
20886 2007-01-05 Jakub Jelinek <jakub@redhat.com>
20889 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
20892 2007-01-05 Joel Brobecker <brobecker@adacore.com>
20894 * doc/install.texi (Final install): Document the fact that
20895 the GNAT runtime should not be stripped.
20897 2007-01-04 Jan Hubicka <jh@suse.cz>
20899 * tree-inline.c (fold_marked_statements): Update operand caches
20900 and EH after folding
20902 2007-01-04 Ian Lance Taylor <iant@google.com>
20904 * c-common.c (check_function_nonnull): Whitespace fix.
20906 2007-01-04 Jan Hubicka <jh@suse.cz>
20908 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
20909 comitted older version of patch.
20910 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
20911 function, celanup cfg and collect garbage.
20913 2007-01-04 Mike Stump <mrs@apple.com>
20915 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
20918 2007-01-04 Eric Christopher <echristo@apple.com>
20920 * libgcc2.c (__bswapsi2): Use SItype.
20921 (__bswapdi2): Use DItype.
20922 * libgcc2.h: Update for above.
20924 2007-01-04 Paul Brook <paul@codesourcery.com>
20926 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
20927 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
20928 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
20929 umulsidi3, umulsidi3adddi, smulsi3_highpart,
20930 umulsi3_highpart): Make conditional on !arm_arch6.
20931 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
20932 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
20933 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
20934 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
20935 umulsi3_highpart_v6): New insns.
20937 2007-01-04 Roger Sayle <roger@eyesopen.com>
20939 * fold-const.c (fold_convert): When casting an expression to void,
20940 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
20941 have a type. Instead of attempting to build a NOP_EXPR, return
20942 these "special" trees directly.
20944 2007-01-04 Joseph Myers <joseph@codesourcery.com>
20946 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
20947 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
20948 rs6000_cost->fp not 0 as adjustment for outer NEG.
20950 2007-01-04 Jan Hubicka <jh@suse.cz>
20952 * cgraph.c (cgraph_release_function_body): New function.
20953 (cgraph_remove_node): Use it.
20954 * cgraph.h (cgraph_release_function_body): Declare.
20955 * cgraphunit.c (cgraph_expand_function): Use it.
20956 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
20957 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
20958 is initialized and while compilation of other function is running.
20959 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
20960 statement CFG annotations from here to ...
20961 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
20963 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
20965 * cfgloop.h (enum li_flags): Make the constants powers of two.
20967 2007-01-04 Jan Hubicka <jh@suse.cz>
20969 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
20971 (fold_marked_statements): New function.
20972 (optimize_inline_calls, tree_function_versioning): Fold new statements.
20973 * tree-inline.h (copy_body_data): Add statements_to_fold.
20975 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
20977 * config.gcc: Mention libgcc/config.host.
20978 * Makefile.in: Update comments mentioning libgcc.
20979 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
20980 (all.cross, start.encap, rest.encap, rest.cross): Update
20981 dependencies for libgcc move.
20982 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
20983 (clean-target, clean-target-libgcc): Delete.
20984 (srcdirify, GCC_EXTRA_PARTS): New macros.
20985 (libgcc-support, libgcc.mvars): New rules.
20986 (distclean): Remove mention of mklibgcc.
20987 (install): Don't reference INSTALL_LIBGCC.
20988 (install-common): Don't reference EXTRA_PARTS.
20989 (install-libgcc, install-multilib): Delete rules.
20990 * mklibgcc.in: Delete file.
20991 * doc/configfiles.texi: Don't mention mklibgcc.
20993 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
20994 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
20995 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
20996 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
20997 (mklibgcc, ldblspecs): Likewise.
20999 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21000 (posixpre.def): Use $(T).
21001 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21002 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21003 (SHLIB_LINK): Make dummy.
21004 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21006 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21008 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21009 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21010 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21011 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21013 * configure.ac (all_outputs): Remove mklibgcc.
21014 * configure: Regenerated.
21016 2007-01-03 Josh Conner <jconner@apple.com>
21018 PR middle-end/29683
21019 * calls.c (compute_argument_addresses): Set stack and stack_slot
21020 for partial args, too.
21021 (store_one_arg): Use locate.size.constant for the size when
21022 generating a save_area.
21024 2007-01-03 Robert Kennedy <jimbob@google.com>
21026 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21027 whose definitions are deleted due to basic block merging.
21029 2007-01-03 Paul Brook <paul@codesourcery.com>
21032 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21034 (use_return_insn): Return 0 for Thumb interrupt functions.
21035 (print_multi_reg): Add rfe argument for IRQ returns.
21036 (arm_output_epilogue): Pop interrupt return address directly into PC.
21037 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21039 2007-01-03 Paul Brook <paul@codesourcery.com>
21041 Merge from sourcerygxx-4_1.
21042 * config/arm/thumb2.md: New file.
21043 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21045 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21046 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21047 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21048 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21050 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21051 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21053 * config/arm/ieee754-sf.S: Ditto.
21054 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21055 (thumb1_base_register_rtx_p): ... to this.
21056 (thumb_index_register_rtx_p): Rename...
21057 (thumb1_index_register_rtx_p): ... to this.
21058 (thumb_output_function_prologue): Rename...
21059 (thumb1_output_function_prologue): ... to this.
21060 (thumb_legitimate_address_p): Rename...
21061 (thumb1_legitimate_address_p): ... to this.
21062 (thumb_rtx_costs): Rename...
21063 (thumb1_rtx_costs): ... to this.
21064 (thumb_compute_save_reg_mask): Rename...
21065 (thumb1_compute_save_reg_mask): ... to this.
21066 (thumb_final_prescan_insn): Rename...
21067 (thumb1_final_prescan_insn): ... to this.
21068 (thumb_expand_epilogue): Rename...
21069 (thumb1_expand_epilogue): ... to this.
21070 (arm_unwind_emit_stm): Rename...
21071 (arm_unwind_emit_sequence): ... to this.
21072 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
21073 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
21074 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
21075 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
21076 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
21077 thumb2_output_casesi): New functions.
21078 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
21079 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
21080 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
21081 THUMB2_WORK_REGS): Define.
21082 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
21083 arm_condexec_mask, arm_condexec_masklen)): New variables.
21084 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
21085 (arm_override_options): Check new CPU capabilities.
21086 Set new architecture flag variables.
21087 (arm_isr_value): Handle v7m interrupt functions.
21088 (user_return_insn): Return 0 for v7m interrupt functions. Handle
21090 (const_ok_for_arm): Handle Thumb-2 constants.
21091 (arm_gen_constant): Ditto. Use movw when available.
21092 (arm_function_ok_for_sibcall): Return false for v7m interrupt
21094 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
21095 (thumb_find_work_register, arm_load_pic_register,
21096 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
21097 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
21098 print_multi_reg, output_mov_long_double_fpa_from_arm,
21099 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
21100 output_mov_double_fpa_from_arm, output_move_double,
21101 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
21102 output_return_instruction, arm_output_function_prologue,
21103 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
21104 arm_output_mi_thunk, thumb_set_return_address): Ditto.
21105 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
21106 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
21107 (arithmetic_instr, shift_op): Use arm_shift_nmem.
21108 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
21110 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
21111 (thumb_expand_prologue): Use thumb_set_frame_pointer.
21112 (arm_file_start): Output directive for unified syntax.
21113 (arm_unwind_emit_set): Handle stack alignment instruction.
21114 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
21115 Add v6t2, v7, v7a, v7r and v7m.
21116 (RETLDM): Add Thumb-2 code.
21117 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
21118 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
21119 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
21120 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
21121 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
21122 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
21123 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
21124 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
21125 ADJUST_INSN_LENGTH): Define.
21126 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
21127 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
21128 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
21129 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
21130 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
21131 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
21132 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
21133 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
21134 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
21135 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
21136 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
21137 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
21138 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
21139 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
21140 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
21141 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
21142 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
21144 * config/arm/arm-tune.md: Regenerate.
21145 * config/arm/arm-protos.h: Update prototypes.
21146 * config/arm/vfp.md: Enable patterns for Thumb-2.
21147 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
21148 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
21149 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
21150 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
21151 * config/arm/libunwind.S: Add Thumb-2 code.
21152 * config/arm/constraints.md: Update include Thumb-2.
21153 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
21154 * config/arm/ieee754-df.S: Ditto.
21155 * config/arm/bpabi.S: Ditto.
21156 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
21157 * config/arm/predicates.md (low_register_operand,
21158 low_reg_or_int_operand, thumb_16bit_operator): New.
21159 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
21160 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
21161 * config/arm/t-arm-elf: Add armv7 multilib.
21162 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
21164 (UNSPEC_STACK_ALIGN, ce_count): New.
21165 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
21166 arm_zero_extendsidi2, arm_zero_extendqidi2): New
21168 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
21169 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
21170 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
21171 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
21172 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
21173 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
21175 * doc/extend.texi: Document ARMv7-M interrupt functions.
21176 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
21178 2007-01-03 Jakub Jelinek <jakub@redhat.com>
21180 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
21181 (struct _Unwind_Context): Rename args_size to flags, remove
21182 signal_frame field, add a new args_size field and version field.
21183 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
21184 _Unwind_IsExtendedContext): New inline functions.
21185 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
21186 Assume by_value array is only present if _Unwind_IsExtendedContext.
21187 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
21188 _Unwind_IsSignalFrame.
21189 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
21190 (uw_update_context_1): Use _Unwind_SetSignalFrame.
21191 (uw_init_context_1): Initialize context->flags to
21192 EXTENDED_CONTEXT_BIT.
21193 * config/rs6000/linux-unwind.h (frob_update_context): Use
21194 _Unwind_SetSignalFrame.
21196 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
21198 PR middle-end/30353
21199 * gimplify.c (gimplify_modify_expr_complex_part): Move below
21200 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
21203 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
21205 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
21206 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
21207 RET, AT_SP): Remove.
21208 * config/i386/i386.md (*sse_prologue_save_insn): Use return
21211 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21212 * cfgbuild.c (find_basic_blocks): Likewise.
21213 * cfgrtl.c (rtl_create_basic_block): Likewise.
21214 * function.c (temp_slots_at_level): Likewise.
21215 * reg-stack.c (stack_regs_mentioned): Likewise.
21216 * regclass.c (allocate_reg_info): Likewise.
21217 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21218 set_bb_for_stmt, move_block_to_fn): Likewise.
21219 * tree-complex.c (tree_lower_complex): Likewise.
21220 * vec.h (VEC_safe_grow_cleared): New.
21222 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
21224 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
21226 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
21227 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
21229 * cfgloopmanip.c (scale_loop_frequencies): Export.
21230 (loopify): Scale the frequencies by prescribed coefficients.
21231 (set_zero_probability): New function.
21232 (duplicate_loop_to_header_edge): Improve updating of frequencies.
21233 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
21234 and frequencies according to arguments.
21235 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
21237 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
21238 * modulo-sched.c (sms_schedule): Set probabilities for entering
21239 versioned loop correctly.
21240 * tree-vect-transform.c (vect_transform_loop): Ditto.
21241 * cfgloop.h (loopify, loop_version): Declaration changed.
21242 (scale_loop_frequencies): Declared.
21244 2007-01-02 Jan Hubicka <jh@suse.cz>
21246 * cgraph.c: Include tree-flow.h
21247 (cgraph_add_new-function): Handle IPA_SSA mode; execute
21248 early_local_passes.
21249 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
21250 * tree-pass.h (pass_all_early_optimizations): Declare.
21251 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
21252 early_local_passes.
21253 (cgraph_analyze_function): Do early_local_passes.
21254 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21255 Do not add referenced vars.
21256 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
21258 (gate_all_early_local_passes): New gate.
21259 (pass_early_local_passes): Use new gate.
21260 (execute_early_local_optimizations): New functions.
21261 (gate_all_early_optimizations): New gate.
21262 (pass_all_early_optimizations): New pass.
21263 (execute_free_datastructures): Free SSA only when initialized.
21264 (gate_init_datastructures): Init only when optimizing.
21265 (tree_lowering_passes): Do early local passes when called late.
21266 * tree-profile.c (do_tree_profiling): Don't profile functions added
21268 (do_early_tree_profiling, pass_early_tree_profile): Kill.
21269 * tree-cfg.c (update_modified_stmts): Do not update when operands are
21271 * passes.c (init_optimizations_passes): Reorder so we go into SSA
21272 during early_local_passes.
21273 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
21276 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21278 * Makefile.in: Update copyright year.
21280 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21282 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
21283 in $(lang_checks) and check-consistency targets.
21285 2007-01-02 Jan Hubicka <jh@suse.cz>
21287 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21288 Do not add referenced vars.
21289 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
21291 * passes.c (init_optimization_passes): Put mudflap_2 after
21292 free_datastructures.
21294 2007-01-02 Jan Hubicka <jh@suse.cz>
21296 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
21297 Set NOTHROW flag on call statements proved to be nothrow.
21298 Update statement of local calls so new pure/const functions are
21299 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
21301 (tree_rest_of_compilation): Register hooks and initialize bitmap
21302 early. Do not set after_inlining flag.
21304 2007-01-02 Steve Ellcey <sje@cup.hp.com>
21306 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
21307 HOST_BITS_PER_LONGLONG
21309 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21312 * c-typeck.c (store_init_value): Don't emit pedantic overflow
21313 warning for non-static initializers.
21315 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
21317 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
21318 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
21319 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
21320 Always use set_unique_reg_note to add REG_EQUAL notes.
21322 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21325 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21327 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21328 * cfgbuild.c (find_basic_blocks): Likewise.
21329 * cfgrtl.c (rtl_create_basic_block): Likewise.
21330 * function.c (temp_slots_at_level): Likewise.
21331 * reg-stack.c (stack_regs_mentioned): Likewise.
21332 * regclass.c (allocate_reg_info): Likewise.
21333 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21334 set_bb_for_stmt, move_block_to_fn): Likewise.
21335 * tree-complex.c (tree_lower_complex): Likewise.
21336 * vec.h (VEC_safe_grow_cleared): New.
21338 2007-01-02 Ian Lance Taylor <iant@google.com>
21340 * c-common.c (c_common_truthvalue_conversion): When warning about
21341 using an assignment as a truth value, set TREE_NO_WARNING.
21343 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21346 * c.opt (Wold-style-declaration): New.
21347 * doc/invoke.texi (C-only Warning Options): New.
21348 (Wold-style-declaration): Document it.
21349 (Wextra): Enabled by -Wextra.
21350 * c-opts.c (c_common_post_options): Enabled by -Wextra.
21351 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
21352 -Wold-style-declaration.
21354 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21356 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21357 * cfgbuild.c (find_basic_blocks): Likewise.
21358 * cfgrtl.c (rtl_create_basic_block): Likewise.
21359 * function.c (temp_slots_at_level): Likewise.
21360 * reg-stack.c (stack_regs_mentioned): Likewise.
21361 * regclass.c (allocate_reg_info): Likewise.
21362 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21363 set_bb_for_stmt, move_block_to_fn): Likewise.
21364 * tree-complex.c (tree_lower_complex): Likewise.
21365 * vec.h (VEC_safe_grow_cleared): New.
21367 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
21369 * c-common.c (c_common_nodes_and_builtins): Since variants of
21370 void_type_node get built before it is given a name, we need to
21371 give those variants the name, too.
21372 (complete_array_type): We need to work with the canonical main
21373 type of the array, from which we will build the qualified version.
21374 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
21375 * print-tree.c (print_node): Display canonical type information
21377 * stor-layout.c (layout_type): When we don't know the
21378 alignment of a type for which we're building an array, we end up
21379 guessing wrong, so make the type require structural equality.
21380 * tree.c (make_node_stat): When we build a new type, it is its
21381 own canonical type.
21382 (build_type_attribute_qual_variant): When building an attribute
21383 variant, its canonical type is the non-attribute variant. However,
21384 if the attributes are target-dependent and they differ, we need to
21385 use structural equality checks for this type.
21386 (build_qualified_type): A qualified type is not equivalent to its
21387 unqualified variant; set the canonical type appropriately.
21388 (build_distinct_type_copy): When building a distinct type from
21389 another type, the new type is its own canonical type.
21390 (build_variant_type_copy): When building a new type variant, we
21391 assume that it is equivalent to the original type.
21392 (build_pointer_type_for_mode): When building a pointer type, also
21393 build a canonical type pointer.
21394 (build_reference_type_for_mode): When building a reference type,
21395 also build a canonical type reference.
21396 (build_index_type): When we can't hash an index type (e.g.,
21397 because its maximum value is negative), the index type requires
21398 structural equality tests.
21399 (build_array_type): Build the canonical form of an array type.
21400 (build_function_type): Function types require structural equality,
21401 because they contain default arguments, attributes, etc.
21402 (build_method_type_directly): Ditto for method types.
21403 (build_offset_type): Build the canonical offset type.
21404 (build_complex_type): Build the canonical vector type.
21405 (make_vector_type): Build the canonical vector type.
21406 * tree.h (TYPE_CANONICAL): New.
21407 (TYPE_STRUCTURAL_EQUALITY_P): New.
21408 (SET_TYPE_STRUCTURAL_EQUALITY): New.
21409 (struct tree_type): Added "canonical" field.
21410 * params.h (VERIFY_CANONICAL_TYPES): New.
21411 * doc/c-tree.texi (TYPE_CANONICAL): Document.
21412 (TYPE_STRUCTURAL_EQUALITY_P): Document.
21413 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
21414 * doc/invoke.texi (verify-canonical-types): Document --param
21415 parameter for verifying canonical types.
21417 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21419 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
21420 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
21421 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
21422 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
21424 * config/rs6000/e500.h: New.
21425 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
21426 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
21428 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
21429 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
21430 TARGET_E500_DOUBLE): Remove.
21431 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
21432 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
21433 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
21434 * config/rs6000/rs6000.c (rs6000_override_options): Use
21435 CHECK_E500_OPTIONS.
21437 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21439 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
21440 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
21441 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
21442 rs6000_emit_cmove): Don't check TARGET_E500.
21443 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
21444 sordered): Don't check TARGET_E500.
21446 2007-01-01 Eric Christopher <echristo@apple.com>
21448 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
21449 HARD_REGISTER_NUM_P.
21451 2007-01-01 Roger Sayle <roger@eyesopen.com>
21453 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
21454 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
21455 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
21458 2007-01-01 Mike Stump <mrs@apple.com>
21460 * configure.ac: Remove support for building with Apple's gcc-3.1.
21462 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21464 PR middle-end/30311
21465 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
21466 REG is a hard register. Do not modify REG before calling
21468 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
21469 multiple of the size of YMODE for certain lowpart cases.
21471 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21473 PR middle-end/30253
21474 * gimplify (voidify_wrapper_expr): Update for
21475 GIMPLE_MODIFY_STMT.
21477 2007-01-01 Andreas Schwab <schwab@suse.de>
21480 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
21481 save of BR0 in extra_spill_size instead of spill_size.
21482 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
21484 (ia64_expand_epilogue): Restore BR0 from its new location.
21486 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21488 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21489 Use a temporary variable if the left hand side is not a gimple
21492 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21494 * gimplify.c (gimplify_return_expr): Make the temporary variable
21495 for the return expression, a gimple register variable.
21497 2007-01-01 Jan Hubicka <jh@suse.cz>
21499 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21502 2007-01-01 Mike Stump <mrs@apple.com>
21504 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21506 * config/darwin.c (machopic_select_rtx_section): Use
21507 HAVE_GAS_LITERAL16.
21508 (darwin_mergeable_constant_section): Likewise.
21509 * configure: Regenerate.
21510 * config.in: Regenerate.
21512 2007-01-01 Jan Hubicka <jh@suse.cz>
21513 Andrew Pinski <pinskia@gmail.com>
21515 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21516 before starting IPA passes.