1 2007-08-06 Chao-ying Fu <fu@mips.com>
3 * fixed-value.h: New file.
4 * fixed-value.c: New file.
5 * Makefile.in (OBJS-common): Add fixed-value.o.
6 (fixed-value.o): New rule.
7 (GTFILES): Add fixed-value.h.
8 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9 to compare a.low and b.low.
10 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
13 Daniel Jacobowitz <dan@codesourcery.com>
16 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
18 (x86_64-*-netbsd*): Likewise.
19 (x86_64-*-linux*): Likewise.
20 (x86_64-*-kfreebsd*-gnu): Likewise.
21 (x86_64-*-knetbsd*-gnu): Likewise.
22 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
24 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
26 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
27 Add -fno-asynchronous-unwind-tables.
29 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
30 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
31 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
32 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
33 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
35 2007-08-06 Steve Ellcey <sje@cup.hp.com>
37 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
38 (TARGET_C_MODE_FOR_SUFFIX): New.
40 2007-08-06 Steve Ellcey <sje@cup.hp.com>
42 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
44 2007-08-06 Steve Ellcey <sje@cup.hp.com>
46 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
48 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
50 * config/i386/i386.md: Check TARGET_ macros and optimize_size
51 before checking function returns in conditional expressions.
53 2007-08-06 Alfred Minarik <a.minarik@aon.at>
56 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
58 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
61 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
64 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
66 * configure.ac: Remove --enable-checking=df from default settings.
67 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
68 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
69 if the parameter is true.
70 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
71 DF_VERIFY_SCHEDULED flag is true.
72 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
73 (df_finish_pass): Adjust prototype.
74 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
77 * see.c (pass_see): Add TODO_df_verify.
78 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
79 * global.c (rest_of_handle_global_alloc): Schedule verification
81 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
83 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
84 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
85 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
87 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
88 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
89 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
91 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
92 Revital Eres <eres@il.ibm.com>
94 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
96 * ddg.c (create_ddg_dependence): Rename to...
97 (create_ddg_dep_from_intra_loop_link): This. Do not check
98 for interloop edges. Do not create anti dependence edge when
99 a true dependence edge exists in the opposite direction and
100 -fmodulo-sched-allow-regmoves is set.
101 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
102 (add_cross_iteration_register_deps): Create anti dependence edge
103 when -fno-modulo-sched-allow-regmoves is set.
104 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
106 2007-08-04 Richard Sandiford <richard@codesourcery.com>
108 * config/arm/arm.md (movsi): Add braces.
110 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
113 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
114 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
116 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
118 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
120 * cfgloopmanip.c (remove_path, create_preheaders,
121 force_single_succ_latches, fix_loop_structure): Ditto.
122 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
123 tree_duplicate_loop_to_header_edge): Ditto.
124 * cfgloopanal.c (mark_irreducible_loops): Ditto.
125 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
127 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
128 cleanup_tree_cfg): Ditto.
129 * tree-cfg.c (tree_merge_blocks): Ditto.
130 * cfgloop.c (rescan_loop_exit, record_loop_exits,
131 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
132 loop_preheader_edge, single_exit): Ditto.
133 (flow_loops_find): Do not clear loops->state.
134 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
135 loops_state_clear): New functions.
137 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
140 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
141 when adding to the base and convert ELT to sizetype instead of type.
143 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
146 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
147 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
149 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
152 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
153 correct type the negate expression.
155 2007-08-03 Jan Hubicka <jh@suse.cz>
157 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
160 2007-08-03 David Edelsohn <edelsohn@gnu.org>
162 * config/rs6000/rs6000.c (struct processor_cost): Change
163 l1_cache_lines to l1_cache_size. Add l2_cache_size.
164 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
166 (rios1_costs, rios2_cost): Correct cache line size.
167 (rs6000_override_options): Set l2-cache-size parameter.
169 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
170 Diego Novillo <dnovillo@google.com>
173 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
174 if the range includes 0.
176 2007-08-03 Ben Elliston <bje@au.ibm.com>
178 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
179 mode to unspec expressions to silence a warning from the generator
182 2007-08-02 Steve Ellcey <sje@cup.hp.com>
184 * config/ia64/constraints.md ("U"): Make constraint vector only.
186 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
189 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
190 always_inline attribute on the function decl.
192 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
195 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
196 if we are compiling with -fPIC.
198 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
199 Nigel Stephens <nigel@mips.com>
201 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
202 Define for MIPS32 and MIPS64.
204 2007-08-02 Nick Clifton <nickc@redhat.com>
206 * config/host-hpux.c: Change copyright header to refer to version
207 3 of the GNU General Public License and to point readers at the
208 COPYING3 file and the FSF's license web page.
209 * config/alpha/predicates.md, config/alpha/vms-ld.c,
210 config/alpha/linux.h, config/alpha/alpha.opt,
211 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
212 config/alpha/vms-unwind.h, config/alpha/ev4.md,
213 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
214 config/alpha/alpha.h, config/alpha/sync.md,
215 config/alpha/openbsd.h, config/alpha/alpha.md,
216 config/alpha/alpha-modes.def, config/alpha/ev5.md,
217 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
218 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
219 config/alpha/constraints.md, config/alpha/osf.h,
220 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
221 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
222 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
223 config/frv/frv-asm.h, config/frv/frv-protos.h,
224 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
225 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
226 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
227 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
228 config/s390/s390.opt, config/s390/s390-modes.def,
229 config/s390/fixdfdi.h, config/s390/constraints.md,
230 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
231 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
232 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
233 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
234 config/m32c/prologue.md, config/m32c/m32c.abi,
235 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
236 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
237 config/m32c/t-m32c, config/m32c/m32c-modes.def,
238 config/m32c/jump.md, config/m32c/shift.md,
239 config/m32c/m32c-protos.h, config/libgloss.h,
240 config/spu/spu-protos.h, config/spu/predicates.md,
241 config/spu/spu-builtins.h, config/spu/spu.c,
242 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
243 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
244 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
245 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
246 config/sparc/hypersparc.md, config/sparc/predicates.md,
247 config/sparc/linux.h, config/sparc/sp64-elf.h,
248 config/sparc/supersparc.md, config/sparc/cypress.md,
249 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
250 config/sparc/niagara.md, config/sparc/sparc.md,
251 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
252 config/sparc/sparc.opt, config/sparc/sync.md,
253 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
254 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
255 config/sparc/sparc.c, config/sparc/little-endian.opt,
256 config/sparc/sysv4-only.h, config/sparc/sparc.h,
257 config/sparc/linux64.h, config/sparc/freebsd.h,
258 config/sparc/sol2.h, config/sparc/rtemself.h,
259 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
260 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
261 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
262 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
263 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
264 config/m32r/linux.h, config/m32r/constraints.md,
265 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
266 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
267 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
268 config/i386/i386.md, config/i386/netware-crt0.c,
269 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
270 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
271 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
272 config/i386/sol2.h, config/i386/constraints.md,
273 config/i386/netware-libgcc.c, config/i386/sysv5.h,
274 config/i386/predicates.md, config/i386/geode.md,
275 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
276 config/i386/freebsd64.h, config/i386/vxworksae.h,
277 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
278 config/i386/rtemself.h, config/i386/netbsd-elf.h,
279 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
280 config/i386/netware.h, config/i386/i386-modes.def,
281 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
282 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
283 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
284 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
285 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
286 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
287 config/i386/xm-mingw32.h, config/i386/linux64.h,
288 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
289 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
290 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
291 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
292 config/i386/cygwin2.c, config/i386/i386-protos.h,
293 config/i386/sync.md, config/i386/openbsd.h,
294 config/i386/host-mingw32.c, config/i386/i386-aout.h,
295 config/i386/nto.h, config/i386/biarch64.h,
296 config/i386/i386-coff.h, config/i386/freebsd.h,
297 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
298 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
299 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
300 config/darwin-protos.h, config/linux.opt, config/sol2.c,
301 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
302 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
303 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
304 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
305 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
306 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
307 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
308 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
309 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
310 config/sh/superh64.h, config/sh/rtemself.h,
311 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
312 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
313 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
314 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
315 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
316 config/avr/predicates.md, config/avr/constraints.md,
317 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
318 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
319 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
320 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
321 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
322 config/c4x/c4x-modes.def, config/c4x/rtems.h,
323 config/c4x/predicates.md, config/c4x/c4x.h,
324 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
325 config/xtensa/predicates.md, config/xtensa/xtensa.c,
326 config/xtensa/linux.h, config/xtensa/xtensa.h,
327 config/xtensa/elf.h, config/xtensa/xtensa.md,
328 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
329 config/xtensa/xtensa-protos.h, config/dbx.h,
330 config/stormy16/predicates.md, config/stormy16/stormy16.md,
331 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
332 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
333 config/host-solaris.c, config/fr30/fr30.h,
334 config/fr30/predicates.md, config/fr30/fr30-protos.h,
335 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
336 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
337 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
338 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
339 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
340 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
341 config/host-linux.c, config/interix3.h, config/cris/cris.c,
342 config/cris/predicates.md, config/cris/linux.h,
343 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
344 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
345 config/cris/aout.opt, config/cris/cris-protos.h,
346 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
347 config/iq2000/iq2000.h, config/iq2000/predicates.md,
348 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
349 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
350 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
351 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
352 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
353 config/chorus.h, config/mn10300/mn10300.c,
354 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
355 config/mn10300/mn10300.h, config/mn10300/linux.h,
356 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
357 config/mn10300/mn10300.md, config/ia64/predicates.md,
358 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
359 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
360 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
361 config/ia64/freebsd.h, config/ia64/ia64.md,
362 config/ia64/ia64-modes.def, config/ia64/constraints.md,
363 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
364 config/gofast.h, config/rtems.h, config/sol2-10.h,
365 config/m68k/predicates.md, config/m68k/m68k.md,
366 config/m68k/linux.h, config/m68k/m68k-modes.def,
367 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
368 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
369 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
370 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
371 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
372 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
373 config/m68k/constraints.md, config/m68k/rtemself.h,
374 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
375 config/m68k/uclinux.h, config/rs6000/power4.md,
376 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
377 config/rs6000/linux.h, config/rs6000/eabi.h,
378 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
379 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
380 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
381 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
382 config/rs6000/windiss.h, config/rs6000/603.md,
383 config/rs6000/aix41.h, config/rs6000/cell.md,
384 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
385 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
386 config/rs6000/darwin.md, config/rs6000/darwin64.h,
387 config/rs6000/default64.h, config/rs6000/7xx.md,
388 config/rs6000/darwin.opt, config/rs6000/spe.md,
389 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
390 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
391 config/rs6000/7450.md, config/rs6000/linux64.h,
392 config/rs6000/constraints.md, config/rs6000/440.md,
393 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
394 config/rs6000/rs6000.c, config/rs6000/aix52.h,
395 config/rs6000/rs6000.h, config/rs6000/power6.md,
396 config/rs6000/predicates.md, config/rs6000/altivec.md,
397 config/rs6000/aix64.opt, config/rs6000/rios1.md,
398 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
399 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
400 config/rs6000/darwin7.h, config/rs6000/dfp.md,
401 config/rs6000/linux64.opt, config/rs6000/sync.md,
402 config/rs6000/vxworksae.h, config/rs6000/power5.md,
403 config/rs6000/lynx.h, config/rs6000/biarch64.h,
404 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
405 config/rs6000/eabispe.h, config/rs6000/e500.h,
406 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
407 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
408 config/rs6000/aix.h, config/rs6000/vxworks.h,
409 config/rs6000/40x.md, config/rs6000/aix51.h,
410 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
411 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
412 config/arc/arc.h, config/mcore/mcore-elf.h,
413 config/mcore/mcore-protos.h, config/mcore/predicates.md,
414 config/mcore/mcore.md, config/mcore/mcore.c,
415 config/mcore/mcore.opt, config/mcore/mcore.h,
416 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
417 config/score/predicates.md, config/score/score-version.h,
418 config/score/score-protos.h, config/score/misc.md,
419 config/score/elf.h, config/score/score.c, config/score/mac.md,
420 config/score/score7.md, config/score/score.h,
421 config/score/score-conv.h, config/score/score-mdaux.c,
422 config/score/score.md, config/score/score.opt,
423 config/score/score-modes.def, config/score/score-mdaux.h,
424 config/score/mul-div.S, config/arm/uclinux-elf.h,
425 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
426 config/arm/symbian.h, config/arm/linux-elf.h,
427 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
428 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
429 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
430 config/arm/strongarm-pe.h, config/arm/arm.h,
431 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
432 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
433 config/arm/arm-modes.def, config/arm/linux-eabi.h,
434 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
435 config/arm/arm-cores.def, config/arm/arm-protos.h,
436 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
437 config/arm/wince-pe.h, config/arm/neon.md,
438 config/arm/constraints.md, config/arm/neon.ml,
439 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
440 config/arm/arm.opt, config/arm/arm926ejs.md,
441 config/arm/predicates.md, config/arm/iwmmxt.md,
442 config/arm/arm_neon.h, config/arm/unknown-elf.h,
443 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
444 config/arm/neon-testgen.ml, config/arm/arm.md,
445 config/arm/xscale-coff.h, config/arm/pe.c,
446 config/arm/arm-generic.md, config/arm/pe.h,
447 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
448 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
449 config/arm/strongarm-elf.h, config/arm/cirrus.md,
450 config/arm/netbsd-elf.h, config/arm/vxworks.h,
451 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
452 config/pa/predicates.md, config/pa/pa64-hpux.h,
453 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
454 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
455 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
456 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
457 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
458 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
459 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
460 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
461 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
462 config/pa/pa64-regs.h, config/pa/pa-modes.def,
463 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
464 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
465 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
466 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
467 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
468 config/mips/linux64.h, config/mips/elforion.h,
469 config/mips/constraints.md, config/mips/generic.md,
470 config/mips/predicates.md, config/mips/4300.md,
471 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
472 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
473 config/mips/5k.md, config/mips/vr4120-div.S,
474 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
475 config/mips/mips-protos.h, config/mips/6000.md,
476 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
477 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
478 config/mips/mips-modes.def, config/mips/vr.h,
479 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
480 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
481 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
482 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
483 config/vax/openbsd1.h, config/vax/netbsd.h,
484 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
485 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
486 config/h8300/rtems.h, config/h8300/predicates.md,
487 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
488 config/h8300/h8300.md, config/h8300/h8300.opt,
489 config/h8300/coff.h, config/h8300/h8300-protos.h,
490 config/v850/v850.md, config/v850/predicates.md,
491 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
492 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
493 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
494 config/mmix/mmix.h, config/mmix/predicates.md,
495 config/mmix/mmix-protos.h, config/mmix/mmix.md,
496 config/mmix/mmix.c, config/mmix/mmix.opt,
497 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
498 config/bfin/rtems.h, config/bfin/bfin-modes.def,
499 config/bfin/predicates.md, config/bfin/bfin-protos.h,
500 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
503 2007-08-02 Richard Sandiford <richard@codesourcery.com>
505 * emit-rtl.c (reset_used_decls): Rename to...
506 (set_used_decls): ...this. Set the used flag rather than clearing it.
507 (unshare_all_rtl_again): Update accordingly. Set flags on argument
508 DECL_RTLs rather than resetting them.
510 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
512 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
514 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
516 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
517 argument to find_reloads_address.
519 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
521 PR tree-optimization/32919
522 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
523 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
524 (coalesce_ssa_name): Call it.
526 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
527 David Ung <davidu@mips.com>
529 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
530 (__mips16_unorddf2, __mips16_floatunsidf): New.
531 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
533 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
535 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
537 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
538 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
539 * tree.h (OMP_SECTIONS_CONTROL): New macro.
540 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
541 * omp-low.c (get_ws_args_for, determine_parallel_type,
542 expand_omp_for_generic, expand_omp_for_static_nochunk,
543 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
544 Work with more precise CFG.
545 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
546 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
548 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
549 * gimple-low.c (lower_stmt): Ditto.
550 * tree-inline.c (estimate_num_insns_1): Ditto.
551 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
552 (OMP_SECTIONS_SWITCH): New.
553 * tree-cfgcleanup.c (cleanup_omp_return): New.
554 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
555 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
556 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
557 (tree_redirect_edge_and_branch): Handle omp constructs.
559 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
560 with three arguments.
562 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
564 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
567 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
569 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
570 the loop structures may need fixing.
571 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
573 (cleanup_tree_cfg_loop): Removed.
574 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
575 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
576 instead of running cleanup_tree_cfg_loop.
577 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
578 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
579 (tree_predictive_commoning): Declaration changed.
580 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
582 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
584 * doc/invoke.texi (l1-cache-size): Update documentation.
585 (l2-cache-size): Document.
586 * params.h (L2_CACHE_SIZE): New macro.
587 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
588 that L1_CACHE_SIZE is in kB now.
589 (L2_CACHE_SIZE_BYTES): New macro.
590 (tree_ssa_prefetch_arrays): Show size in kB.
591 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
592 and l2_cache_size fields.
593 * config/i386/driver-i386.c (describe_cache): Detect cache size
595 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
596 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
597 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
598 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
599 (override_options): Set l1-cache-size and l2-cache-size to default
600 values if not specified otherwise.
601 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
602 (PARAM_L2_CACHE_SIZE): New.
604 2007-08-01 Nigel Stephens <nigel@mips.com>
605 David Ung <davidu@mips.com>
606 Thiemo Seufer <ths@mips.com>
607 Chris Dearman <chris@mips.com>
608 Richard Sandiford <richard@codesourcery.com>
610 * config.gcc (mips*-sde-elf*): New stanza.
611 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
612 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
613 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
614 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
615 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
616 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
618 * config/mips/sde.h: New file.
619 * config/mips/t-libgcc-mips16: Likewise.
620 * config/mips/t-sde: Likewise.
621 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
622 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
623 _MIPS_FPSET and _MIPS_SZINT.
624 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
625 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
626 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
627 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
628 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
629 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
630 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
631 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
632 _MIPS_SZPTR and _MIPS_FPSET.
633 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
634 architecture is specified.
635 (MIPS_32BIT_OPTION_SPEC): New macro.
637 2007-07-31 Dan Hipschman <dsh@google.com>
639 * gcc.c (end_going_arg): New function.
643 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
645 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
646 only if ENABLE_CHECKING is defined.
648 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
650 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
651 df_ru_add_problem, df_ru_get_bb_info): Removed.
652 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
653 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
654 df_ru_free_bb_info, df_ru_alloc,
655 df_ru_bb_local_compute_process_def,
656 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
657 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
658 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
659 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
660 df_ru_add_problem): Removed.
662 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
665 * pa.md (casesi32): Use match_scratch. Revise insn condition.
666 (casesi32p, casesi64p): Likewise.
667 (casesi): Adjust for above.
669 2007-07-31 Richard Sandiford <richard@codesourcery.com>
671 * mode-switching.c (create_pre_exit): Don't search past calls.
673 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
675 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
677 2007-07-31 Revital Eres <eres@il.ibm.com>
679 * ddg.c (add_deps_for_def): Rename to...
680 (add_cross_iteration_register_deps): This. Change implementation
681 to use only reaching def and def-use chains to construct the
682 inter loop dependencies.
683 (add_deps_for_use): Remove function.
684 (build_inter_loop_deps): Call add_cross_iteration_register_deps
685 function to build the inter loop dependencies.
686 * modulo-sched.c (sms_schedule): Build only
687 reaching def and def-use chains for the propose of the ddg
690 2007-07-31 Julian Brown <julian@codesourcery.com>
692 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
693 New define_insns. Use correct RTL.
694 (vec_set<mode>): Write as expander.
696 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
698 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
699 to an unallocated space.
701 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
704 (split_constant_offset): Enable split_constant_offset to extract
705 constants from other statements.
706 * tree-vect-transform.c
707 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
708 to a temp var. Force base_offset to be simple.
710 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
712 * df-scan.c (df_scan_verify): Remove artificial limit on
713 the number of blocks for verification.
714 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
715 df_simulate_defs): Avoid unnecessary insn checking for defs.
717 2007-07-29 Mark Mitchell <mark@codesourcery.com>
720 * config/m68k/lb1sf68.asm (FUNC): New macro.
722 (__udivsi3): Likewise.
723 (__divsi3): Likewise.
724 (__umodsi3): Likewise.
725 (__modsi3): Likewise.
726 (__subdf3): Likewise.
727 (__adddf3): Likewise.
728 (__muldf3): Likewise.
729 (__divdf3): Likewise.
730 (__negdf2): Likewise.
731 (__cmpdf2): Likewise.
732 (__subsf3): Likewise.
733 (__addsf3): Likewise.
734 (__mulsf3): Likewise.
735 (__divsf3): Likewise.
736 (__negsf2): Likewise.
737 (__cmpsf2): Likewise.
751 2007-07-30 Ollie Wild <aaw@google.com>
753 * c-ppoutput.c (print_lines_directives_only): New function.
754 (scan_translation_unit_directives_only): New function.
755 (preprocess_file): Add call to scan_translation_unit_directives_only.
756 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
757 (sanitize_cpp_opts): Add default flag_dump_macros setting for
758 -fdirectives-only. Add errors for -fdirectives-only conflict with
759 -Wunused-macros and -traditional.
760 (finish_options): Add builtin macro initialization for
761 -fdirectives-only + -fpreprocessed.
762 * c.opt (fdirectives-only): New.
763 * doc/cppopts.texi (fdirectives-only): New.
765 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
767 * alias.c (record_set, memory_modified_1): Constify.
768 * bt-load.c (note_btr_set): Likewise.
769 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
770 * combine.c (set_nonzero_bits_and_sign_copies,
771 expand_field_assignment, record_dead_and_set_regs_1,
772 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
773 likely_spilled_retval_1): Likewise.
774 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
775 frv_io_handle_set): Likewise.
776 * config/mips/mips.c (mips_sim_record_set,
777 vr4130_true_reg_dependence_p_1): Likewise.
778 * config/mt/mt.c (insn_dependent_p_1): Likewise.
779 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
780 * config/sh/sh.c (flow_dependent_p_1): Likewise.
781 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
782 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
783 * ddg.c (mark_mem_store): Likewise.
784 * df-problems.c (df_urec_mark_reg_change): Likewise.
785 * function.c (update_epilogue_consts): Likewise.
786 * gcse.c (record_set_info, record_last_set_info,
787 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
788 reg_clear_last_set): Likewise.
789 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
791 * jump.c (reversed_comparison_code_parts): Likewise.
792 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
793 reg_is_set): Likewise.
794 * loop-iv.c (mark_altered): Likewise.
795 * mode-switching.c (reg_becomes_live): Likewise.
796 * optabs.c (no_conflict_move_test): Likewise.
797 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
799 * postreload.c (reload_combine_note_store, move2add_note_store):
801 * regmove.c (flags_set_1): Likewise.
802 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
804 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
806 * resource.c (update_live_status): Likewise.
807 * rtl.h (set_of, note_stores): Likewise.
808 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
809 note_stores, parms_set): Likewise.
810 * sched-rgn.c (sets_likely_spilled_1): Likewise.
811 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
813 * var-tracking.c (count_stores, add_stores): Likewise.
815 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
817 * alias.c (mems_in_disjoint_alias_sets_p,
818 fixed_scalar_and_varying_struct_p, aliases_everything_p,
819 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
820 write_dependence_p, mems_in_disjoint_alias_sets_p,
821 read_dependence, true_dependence, canon_true_dependence,
822 anti_dependence, output_dependence): Constify.
823 * combine.c (extended_count): Likewise.
824 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
825 * cselib.c (get_value_hash, references_value_p,
826 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
827 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
828 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
829 * function.c (contains, prologue_epilogue_contains,
830 sibcall_epilogue_contains): Likewise.
831 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
832 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
833 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
834 reg_or_subregno): Likewise.
835 * recog.c (asm_noperands): Likewise.
836 * reload1.c (function_invariant_p): Likewise.
837 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
838 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
839 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
840 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
841 true_regnum, reg_or_subregno, condjump_in_parallel_p,
842 extended_count, prologue_epilogue_contains,
843 sibcall_epilogue_contains, function_invariant_p, true_dependence,
844 canon_true_dependence, read_dependence, anti_dependence,
845 output_dependence): Likewise.
846 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
848 2007-07-30 Julian Brown <julian@codesourcery.com>
850 * config/arm/neon.md (V_ext): New mode attribute.
851 (neon_vget_lane<mode>): Replace with define_expand.
852 (neon_vget_lane<mode>_sext_internal)
853 (neon_vget_lane<mode>_zext_internal): New define_insns for double
854 and quad precision vectors.
855 (neon_vget_lanedi): Add bounds check. Remove dead comment.
856 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
857 have typeless 32-bit result.
859 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
862 * tree-affine.h (aff_tree): The type of rest is sizetype for types
864 * tree-affine.c (aff_combination_scale): If type is a pointer type,
865 use sizetype for rest.
866 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
867 (aff_combination_convert): Don't convert rest for pointer types.
869 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
871 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
873 * tree-ssa-alias.c: Add alloc-pool.h.
874 (init_alias_info): Free alias_bitmap_obstack.
875 (delete_alias_info): Call delete_mem_ref_stats.
876 (get_mem_sym_stats_for): Use alloc_pool.
877 (init_mem_ref_stats): Do not delete mem_ref_stats here.
878 (delete_mem_sym_stats): Removed.
880 2007-07-29 Sebastian Pop <sebpop@gmail.com>
882 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
883 functions cannot be represented as classical distance vectors.
885 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
888 * builtins.c (validate_arg, builtin_mathfn_code,
889 validate_arglist): Likewise.
890 * calls.c (call_expr_flags): Likewise.
891 * combine.c (reg_nonzero_bits_for_combine,
892 reg_num_sign_bit_copies_for_combine, get_last_value,
893 reg_truncated_to_mode): Likewise.
894 * emit-rtl.c (subreg_lowpart_p): Likewise.
895 * expr.c (highest_pow2_factor_for_target,
896 categorize_ctor_elements_1, categorize_ctor_elements,
897 count_type_elements, contains_packed_reference,
898 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
899 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
900 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
901 native_encode_int, native_encode_real, native_encode_complex,
902 native_encode_vector, native_encode_expr, native_interpret_int,
903 native_interpret_real, native_interpret_complex,
904 native_interpret_vector, native_interpret_expr): Likewise.
905 * function.c (use_register_for_decl): Likewise.
906 * gimplify.c (get_name): Likewise.
907 * langhooks-def.h (lhd_return_null_const_tree): New.
908 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
909 * langhooks.c (lhd_return_null_const_tree): New.
910 * langhooks.h (lang_get_callee_fndecl): Constify.
911 * output.h (constructor_static_from_elts_p): Likewise.
912 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
913 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
914 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
915 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
916 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
917 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
918 * rtlhooks-def.h (reg_nonzero_bits_general,
919 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
921 * rtlhooks.c (reg_num_sign_bit_copies_general,
922 reg_nonzero_bits_general, reg_truncated_to_mode_general):
924 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
925 * stor-layout.c (mode_for_size_tree): Likewise.
926 * tree-ssa-loop-im.c (memref_eq): Likewise.
927 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
928 * tree.c (contains_placeholder_p, type_list_equal,
929 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
931 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
932 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
933 contains_placeholder_p, contains_packed_reference,
934 get_callee_fndecl, operand_equal_for_phi_arg_p,
935 warn_if_unused_value, is_body_block, native_encode_expr,
936 native_interpret_expr, fold_convertible_p, operand_equal_p,
937 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
938 validate_arglist, simple_cst_equal, type_list_equal,
939 use_register_for_decl, call_expr_flags, get_name,
940 highest_pow2_factor): Likewise.
941 (const_call_expr_arg_iterator_d,
942 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
943 first_const_call_expr_arg, more_const_call_expr_args_p,
944 FOR_EACH_CONST_CALL_EXPR_ARG): New.
945 * varasm.c (constructor_static_from_elts_p): Constify.
947 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
949 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
950 config/arm/neon-schedgen.ml, config/arm/neon.ml,
951 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
952 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
953 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
954 tree-vect-transform.c, tree.def: Fix comment typos. Follow
955 spelling conventions.
956 * doc/invoke.texi: Follow spelling conventions.
958 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
959 Revital Eres <eres@il.ibm.com>
961 * modulo-sched.c (sms_schedule): Avoid loops which includes
962 auto-increment instructions.
964 2007-07-28 Richard Guenther <rguenther@suse.de>
967 * fold-const.c (fold_cond_expr_with_comparison): Convert
968 operand zero of MIN/MAX_EXPR to correct type.
970 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
972 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
973 flags_from_decl_or_type): Constify.
974 * gcc.c (do_spec_1): Likewise.
975 * print-tree.c (dump_addr, print_node_brief): Likewise.
976 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
977 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
978 tree_purge_all_dead_eh_edges): Likewise.
979 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
980 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
982 * tree.c (expr_location, expr_has_location, expr_locus,
983 expr_filename, expr_lineno, get_inner_array_type,
984 fields_compatible_p): Likewise.
985 * tree.h (get_inner_array_type, fields_compatible_p,
986 expr_location, expr_has_location, expr_locus, expr_filename,
987 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
988 setjmp_call_p, alloca_call_p): Likewise.
990 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
992 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
995 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
997 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
998 (compute_flow_insensitive_aliasing): Ditto for
1001 2007-07-27 Jan Hubicka <jh@suse.cz>
1003 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
1006 * attribs.c: Include hashtab.h
1007 (attribute_hash): New.
1008 (substring): New structure.
1009 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
1011 (init_attributes): Initialize attribute hash.
1012 (decl_attributes): Use attribute hash.
1013 * Makefile.in (attribs.c): Depend on hashtab.h.
1015 2007-07-27 Steve Ellcey <sje@cup.hp.com>
1017 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
1019 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1021 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
1022 __mips_dspr2 and __mips_dsp_rev macros.
1023 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
1025 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
1027 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
1029 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1033 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
1034 and the updating of the live and do_not_gen sets.
1035 (df_note_bb_compute): Added updating of live and do_not_gen sets
1036 for regular defs so that the case of clobber inside conditional
1037 call is processed correctly.
1039 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1041 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
1042 operands with compatible type.
1044 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1046 * expr.h (store_bit_field): Don't return a value.
1047 * expmed.c (check_predicate_volatile_ok): New function.
1048 (store_bit_field_1): New function, extracted from store_bit_field.
1049 Take a fallback_p argument and return true if the operation succeeded.
1050 Only use store_fixed_bit_field if fallback_p. Don't recompute
1051 mode_for_extraction; use op_mode instead. Try forcing memories
1052 into registers if the insv expander fails.
1053 (store_bit_field): Use store_bit_field_1 with fallback_p true.
1054 Don't return a value.
1055 (convert_extracted_bit_field): New function, extracted from
1057 (extract_bit_field_1): Likewise. Take a fallback_p argument
1058 and return NULL if the operation succeeded. Only use
1059 extract_fixed_bit_field if fallback_p. Only calculate one
1060 extraction mode. Combine code for extv and extzv. Try forcing
1061 memories into registers if the ext(z)v expander fails.
1062 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
1064 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1066 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
1068 (df_ref): Likewise. Put regno with other integer fields.
1070 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1072 * df.h (df_mw_hardreg): Remove "loc" field.
1073 * df-scan.c (df_ref_record): Don't set it. Remove redundant
1075 * df-problems.c (df_whole_mw_reg_unused_p): New function,
1076 split out from df_set_unused_notes_for_mw. Return false for
1077 partial references. Assert that mw_reg is a REG when returning true.
1078 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
1079 (df_whole_mw_reg_dead_p): New function, split out from
1080 df_set_dead_notes_for_mw. Return false for partial references.
1081 Assert that mw_reg is a REG when returning true.
1082 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
1083 Remove redundant bitmap check.
1085 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
1087 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
1088 ($(T)crtend.o): Likwise.
1089 ($(T)crtbeginS.o): Likwise.
1090 ($(T)crtendS.o): Likwise.
1091 ($(T)crtfastmath.o): Likwise.
1093 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
1095 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
1096 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
1097 * basic-block.h (struct control_flow_graph): Added x_dom_computed
1098 and x_n_bbs_in_dom_tree fields.
1100 2007-07-26 Steve Ellcey <sje@cup.hp.com>
1102 PR tree-optimization/32087
1103 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1104 Do not call scale_bbs_frequencies_int with prob of zero.
1106 2007-07-26 Julian Brown <julian@codesourcery.com>
1108 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
1109 (neon_element_bits): Add prototypes.
1110 * config/arm/arm.c (bounds_check, neon_lane_bounds)
1111 (neon_const_bounds, neon_element_bits): New functions.
1112 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
1113 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
1114 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
1115 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
1116 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
1117 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
1118 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
1119 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
1120 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
1121 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
1122 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
1123 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
1124 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
1126 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
1128 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
1129 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
1131 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
1132 Julian Brown <julian@codesourcery.com>
1134 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
1135 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
1136 * config/arm/cortex-a8.md: New.
1137 * config/arm/cortex-a8-neon.md: New.
1138 * config/arm/neon-schedgen.ml: New.
1139 * config/arm/neon.md (vqh_mnem): New.
1141 (Is_float_mode): New.
1142 (Scalar_mul_8_16): New.
1144 (V_mode_nunits): New.
1145 (All instruction patterns): Annotate with neon_type attribute
1147 * config/arm/arm.md: Include cortex-a8.md.
1148 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
1150 Annotate instruction patterns accordingly.
1151 (generic_sched): Do not use generic scheduling for Cortex-A8.
1152 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
1154 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
1156 * fold-const.c (fold_read_from_constant_string): Use
1158 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1160 2007-07-26 Nick Clifton <nickc@redhat.com>
1162 * tree-ssa-operands.h: Change copyright header to refer to version
1163 3 of the GNU General Public License and to point readers at the
1164 COPYING3 file and the FSF's license web page.
1165 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
1166 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
1167 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1168 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1169 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1170 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1171 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1172 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1173 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1174 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1175 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1176 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1177 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1178 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1179 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1180 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1181 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1182 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1183 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1184 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1185 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1186 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1187 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1188 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1189 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1190 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1191 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1192 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1193 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1194 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1195 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1196 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1197 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1198 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1199 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1200 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1201 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1202 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1203 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1204 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1205 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1206 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1207 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1208 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1209 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1210 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1211 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1212 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1213 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1214 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1215 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1216 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1217 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1218 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1219 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1220 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1221 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1222 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1223 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1224 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1225 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1226 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1227 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1228 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1229 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1230 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1231 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1232 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1233 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1234 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1235 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1236 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1237 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1238 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1239 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1240 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1241 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1242 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1243 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1244 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1245 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1246 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1247 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1248 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1249 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1250 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1251 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1252 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1253 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1254 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1255 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1256 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1257 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1258 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
1259 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
1260 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
1261 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
1262 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
1263 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
1264 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
1265 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
1266 convert.c, convert.h, langhooks-def.h, reload1.c,
1267 tree-ssa-operands.c: Likewise.
1269 2007-07-26 Jan Hubicka <jh@suse.cz>
1271 * tree-ssa-live.c: Include debug.h and flags.h.
1272 (mark_scope_block_unused): New function.
1273 (remove_unused_scope_block_p): New function.
1274 (remove_unused_locals): Remove unused blocks too.
1276 2007-07-25 Ian Lance Taylor <iant@google.com>
1278 * combine.c (combine_max_regno): Remove. Remove all uses.
1279 (struct reg_stat_struct): Rename from struct reg_stat.
1280 (reg_stat_type): Define, and declare VECs.
1281 (reg_stat): Change from pointer to VEC. Change all uses.
1282 (combine_split_insns): New static function.
1283 (try_combine, find_split_point): Call it instead of split_insns.
1285 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1287 * cfghooks.c (split_block): Fix the information about loop latch.
1289 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1291 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
1293 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1295 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1296 Scan the new edge for loop exit info.
1298 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
1300 * config/darwin.c: Include debug.h.
1302 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1305 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
1307 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1309 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
1310 (HARD_REGNO_MODE_OK): Ditto.
1311 (MODES_TIEABLE_P): Ditto.
1312 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
1313 (CLASS_MAX_NREGS): Ditto.
1314 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
1315 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
1316 (divdf3_internal_thr): Removed.
1317 * config/ia64/div.md: New file.
1318 * config/ia64/constraints.md: Add H constraint.
1320 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
1323 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
1324 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
1325 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
1326 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
1327 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
1328 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
1329 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
1330 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
1331 dump_sbitmap_file, debug_sbitmap, popcount_table,
1332 sbitmap_popcount): Constify.
1333 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
1334 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
1335 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
1336 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
1337 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
1338 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
1339 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
1340 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
1341 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
1342 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
1343 sbitmap_popcount, sbitmap_verify_popcount): Constify.
1345 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1347 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
1348 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
1349 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
1350 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
1351 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
1352 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
1353 bitmap_intersect_p, bitmap_intersect_compl_p,
1354 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1355 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
1357 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
1358 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
1359 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
1360 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1361 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1362 debug_bitmap, debug_bitmap_file, bitmap_print,
1363 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
1364 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
1366 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
1368 * config/darwin.c (darwin_override_options): Additional fix for
1369 debug info formats that don't support var tracking.
1371 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1373 * cselib.c (entry_and_rtx_equal_p): Constify.
1374 * gengtype.c (output_mangled_typename, write_types, write_local):
1376 * gengtype.h (const_type_p): New.
1377 * see.c (eq_descriptor_extension, hash_descriptor_extension):
1379 * tlink.c (scan_linker_output): De-constify.
1380 * tree-ssa-loop-im.c (memref_eq): Constify.
1381 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
1382 (shared_bitmap_hash, shared_bitmap_eq): Constify.
1384 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1386 * c-common.c (fname_as_string, c_type_hash): Constify.
1387 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1388 * cgraph.c (edge_hash, edge_eq): Likewise.
1389 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
1390 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
1391 reg_attrs_htab_eq): Likewise.
1392 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
1394 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
1395 const_decl_t, const_state_t, const_automata_list_el_t): New.
1396 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
1397 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
1398 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
1399 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
1400 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
1401 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
1402 compare_max_occ_cycle_nums, out_state_arcs_num,
1403 compare_transition_els_num, units_cmp, state_reservs_cmp):
1405 * genmodes.c (cmp_modes): Likewise.
1406 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
1407 * gimplify.c (compare_case_labels): Likewise.
1408 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
1409 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
1410 * matrix-reorg.c (mtt_info_hash): Likewise.
1411 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
1412 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
1413 (htab_hash_bucket, htab_hash_elem): Constify.
1414 * tree-browser.c (TB_parent_eq): Likewise.
1415 * tree-scalar-evolution.c (hash_scev_info): Likewise.
1416 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
1417 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
1418 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
1420 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
1421 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
1422 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
1423 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
1424 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
1426 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
1427 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
1428 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
1429 * tree-ssa-threadupdate.c (redirection_data_hash,
1430 redirection_data_eq): Likewise.
1431 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
1432 * tree-ssa.c (var_ann_eq): Likewise.
1433 * tree-vrp.c (compare_case_labels): Likewise.
1434 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
1435 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
1436 tree_not_check_failed, tree_class_check_failed,
1437 tree_range_check_failed, tree_not_class_check_failed,
1438 omp_clause_check_failed, omp_clause_range_check_failed,
1439 tree_contains_struct_check_failed, tree_operand_check_failed):
1441 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
1442 tree_not_check_failed, tree_class_check_failed,
1443 tree_range_check_failed, tree_not_class_check_failed,
1444 tree_operand_check_failed, omp_clause_operand_check_failed,
1445 tree_operand_length): Likewise.
1446 * var-tracking.c (const_variable): New.
1447 (variable_htab_hash, variable_htab_eq): Constify.
1448 * varasm.c (const_desc_hash): Likewise.
1450 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1452 * expr.c (handled_component_p): Constify.
1453 * fold-const.c (fit_double_type): Likewise.
1454 * real.h (real_value_from_int_cst): Likewise.
1455 * tree-flow-inline.h (gimple_in_ssa_p,
1456 gimple_aliases_computed_p, gimple_addressable_vars,
1457 gimple_call_clobbered_vars, gimple_referenced_vars,
1458 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
1459 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
1460 may_aliases, end_readonly_imm_use_p, has_zero_uses,
1461 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
1462 is_label_stmt, is_global_var, phi_ssa_name_p,
1463 factoring_name_p, is_call_clobbered, tree_common_ann,
1464 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
1465 unmodifiable_var_p, array_ref_contains_indirect_ref,
1466 ref_contains_array_ref, lookup_subvars_for_var,
1467 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
1468 gimple_mem_ref_stats): Likewise.
1469 * tree-flow.h (tree_common_ann, var_ann, function_ann,
1470 may_aliases, is_exec_stmt, is_label_stmt,
1471 ref_contains_array_ref, array_ref_contains_indirect_ref,
1472 var_can_have_subvars, overlap_subvar, is_call_clobbered,
1473 unmodifiable_var_p): Likewise.
1474 * tree-gimple.c (is_gimple_min_invariant): Likewise.
1475 * tree-gimple.h (is_gimple_min_invariant): Likewise.
1476 * tree.c (type_hash_list, attribute_hash_list, tree_size,
1477 cst_and_fits_in_hwi, real_value_from_int_cst,
1478 build_real_from_int_cst, integer_zerop, integer_onep,
1479 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
1480 tree_floor_log2, real_zerop, real_onep, real_twop,
1481 real_minus_onep, really_constant_p, purpose_member, chain_member,
1482 list_length, fields_length, int_size_in_bytes, bit_position,
1483 int_bit_position, byte_position, int_byte_position, expr_align,
1484 array_type_nelts, tree_node_structure,
1485 type_contains_placeholder_1, iterative_hash_pointer,
1486 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
1487 tree_map_base_eq, type_hash_list, type_hash_eq,
1488 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
1489 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
1490 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1491 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
1492 int_fits_type_p, get_containing_scope, decl_function_context,
1493 decl_type_context, omp_clause_operand_check_failed,
1494 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
1495 * tree.h (omp_clause_operand_check_failed, tree_size,
1496 build_real_from_int_cst, array_type_nelts, purpose_member,
1497 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
1498 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1499 is_attribute_p, check_qualified_type, expr_align,
1500 int_size_in_bytes, bit_position, int_bit_position, byte_position,
1501 int_byte_position, list_length, fields_length, initializer_zerop,
1502 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
1503 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
1504 tree_node_structure, handled_component_p, get_containing_scope,
1505 decl_function_context, decl_type_context, real_zerop,
1506 type_num_arguments, fit_double_type, really_constant_p,
1507 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
1508 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
1509 real_twop, real_minus_onep, int_cst_value): Likewise.
1511 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * cfglayout.c (insn_scope, insn_line): Constify.
1514 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
1515 const_double_htab_hash, const_double_htab_eq,
1516 mem_attrs_htab_hash): Likewise.
1517 * loop-iv.c (biv_eq): Likewise.
1518 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
1519 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
1520 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
1522 * rtl-error.c (location_for_asm, diagnostic_for_asm,
1523 error_for_asm, warning_for_asm, _fatal_insn,
1524 _fatal_insn_not_found): Likewise.
1525 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
1526 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
1527 rtl_check_failed_type2, rtl_check_failed_code1,
1528 rtl_check_failed_code2, rtl_check_failed_code_mode,
1529 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
1530 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1531 rtl_check_failed_type2, rtl_check_failed_code1,
1532 rtl_check_failed_code2, rtl_check_failed_code_mode,
1533 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
1534 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
1535 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
1536 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
1537 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
1538 rtx_unstable_p, get_integer_term, get_related_value,
1539 offset_within_block_p, reg_mentioned_p, count_occurrences,
1540 reg_referenced_p, reg_used_between_p, no_labels_between_p,
1541 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
1542 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
1543 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
1544 find_constant_src, find_reg_fusage, find_regno_fusage,
1545 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
1546 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
1547 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
1548 computed_jump_p, auto_inc_p, in_expr_list_p,
1549 remove_node_from_expr_list, loc_mentioned_in_p,
1550 label_is_jump_target_p, reversed_comparison_code_parts,
1551 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
1552 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
1553 print_inline_rtx): Likewise.
1554 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
1555 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
1556 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
1557 get_integer_term, get_related_value, offset_within_block_p,
1558 count_occurrences, reg_mentioned_p, no_labels_between_p,
1559 reg_used_between_p, reg_referenced_p, single_set_2,
1560 multiple_sets, set_noop_p, refers_to_regno_p,
1561 reg_overlap_mentioned_p, dead_or_set_p,
1562 covers_regno_no_parallel_p, covers_regno_p,
1563 dead_or_set_regno_p, find_reg_note, find_regno_note,
1564 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
1565 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
1566 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
1567 side_effects_p, may_trap_p_1, may_trap_p,
1568 may_trap_after_code_motion_p, may_trap_or_fault_p,
1569 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
1570 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
1571 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
1572 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
1573 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
1575 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
1576 warning_for_asm): Likewise.
1577 * tree.h (print_rtl): Likewise.
1578 * varasm.c (get_pool_mode): Likewise.
1580 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * c-lex.c (c_lex_with_flags, lex_string): Constify.
1583 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
1584 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1585 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
1586 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
1587 * ddg.c (compare_sccs): Likewise.
1588 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
1589 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
1590 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
1591 decimal_do_fix_trunc, decimal_real_to_integer,
1592 decimal_real_to_integer2, decimal_real_maxval): Likewise.
1593 * dse.c (const_group_info_t): New.
1594 (invariant_group_base_eq, invariant_group_base_hash): Constify.
1595 * dwarf2out.c (const_dw_die_ref): New.
1596 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
1597 * tree-browser.c (TB_parent_eq): Likewise.
1598 * unwind-dw2-fde.c (__register_frame_info_bases,
1599 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
1600 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
1602 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
1603 * unwind-dw2.c (uw_frame_state_for): Likewise.
1604 * value-prof.c (histogram_hash, histogram_eq): Likewise.
1605 * value-prof.h (const_histogram_value): New.
1607 2007-07-25 Richard Sandiford <richard@codesourcery.com>
1609 * config/mips/mips.c (machine_function): Add
1610 initialized_mips16_gp_pseudo_p.
1611 (mips16_gp_pseudo_reg): Do not emit the initialization of
1612 mips16_gp_pseudo_rtx when being called from the gimple cost-
1613 calculation routines; emit it on the first use outside those
1616 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1618 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
1621 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1622 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
1623 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
1624 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
1625 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
1626 Preserve const-ness of parameters through use of __typeof(),
1627 also constify and tidy.
1629 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
1630 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
1631 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
1632 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
1633 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
1634 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
1635 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
1636 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
1637 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
1639 2007-07-25 Julian Brown <julian@codesourcery.com>
1640 Mark Shinwell <shinwell@codesourcery.com>
1642 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
1643 (alpha_mangle_type): This.
1644 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1645 (TARGET_MANGLE_TYPE): Define this instead.
1646 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
1647 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
1648 (arm_init_neon_builtins): Fix comment.
1649 (arm_mangle_map_entry): New.
1650 (arm_mangle_map): New.
1651 (arm_mangle_type): New.
1652 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
1653 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1654 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1655 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1656 (TARGET_MANGLE_TYPE): Define this instead.
1657 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
1658 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1659 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1660 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1661 (TARGET_MANGLE_TYPE): Define this instead.
1662 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
1664 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
1665 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1666 (TARGET_MANGLE_TYPE): Define this instead.
1667 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
1668 (s390_mangle_type): This.
1669 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1670 (TARGET_MANGLE_TYPE): Define this instead.
1671 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
1672 (sparc_mangle_type): This.
1673 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1674 (TARGET_MANGLE_TYPE): Define this instead.
1675 * cp/mangle.c (write_type): Call mangle_type target hook on all
1676 types before mangling. Use original type, not main variant, as
1678 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1679 (TARGET_MANGLE_TYPE): This.
1680 * target.h (gcc_target): Rename mangle_fundamental_type to
1682 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1683 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1685 2007-07-25 Julian Brown <julian@codesourcery.com>
1686 Paul Brook <paul@codesourcery.com>
1687 Joseph Myers <joseph@codesourcery.com>
1688 Mark Shinwell <shinwell@codesourcery.com>
1690 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1691 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1692 (with_fpu): Allow --with-fpu=neon.
1693 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1694 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1695 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1696 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1697 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1698 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1699 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1700 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1701 (output_move_neon): Add prototypes.
1702 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1703 (all_fpus): Add FPUTYPE_NEON.
1704 (fp_model_for_fpu): Add NEON field.
1705 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1706 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1708 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1710 (thumb2_legitimate_address_p): Likewise.
1711 (neon_valid_immediate): Recognize and prepare constants suitable for
1713 (neon_immediate_valid_for_move): New function. Recognize and prepare
1714 immediates for NEON move instructions.
1715 (neon_immediate_valid_for_logic): New function. Recognize and
1716 prepare immediates for NEON logic instructions.
1717 (neon_output_logic_immediate): New function. Create asm string
1718 suitable for outputting immediate logic instructions.
1719 (neon_pairwise_reduce): New function. Implement reduction using
1720 pairwise operations.
1721 (neon_expand_vector_init): New function. Expand a (possibly
1722 non-constant) vector initialization.
1723 (neon_vector_mem_operand): New function. Memory operands supported
1724 for quad-word loads/stores to/from ARM or NEON registers. Don't
1725 allow base+offset addressing for core regs.
1726 (neon_struct_mem_operand): New function. Valid mems for NEON
1728 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1729 from neon_vector_mem_operand addresses without a secondary register.
1730 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1731 (add_minipool_backward_ref): Likewise.
1732 (dump_minipool): Likewise.
1733 (push_minipool_fix): Likewise.
1734 (output_move_quad): New function. Output quad-word moves, loads and
1735 stores using ARM registers.
1736 (output_move_vfp): Add support for vectors in VFP (NEON) D
1738 (output_move_neon): Output a NEON load/store to/from a quadword
1740 (arm_print_operand): Implement new codes:
1741 - 'c' for unadorned integers (without a # sign).
1742 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1744 - 'e', 'f' for the low and high D parts of a NEON Q register.
1745 - 'q' outputs a NEON Q register.
1746 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1747 - 'T' prints NEON opcode features from a coded bitmask.
1748 - 'F' is similar to T, but signed/unsigned codes both print as
1750 - 't' is similar to T, but 'u' is printed instead of 'p'.
1751 - 'O' prints 'r' if NEON instruction should perform rounding (as
1752 specified by bitmask), else prints nothing.
1753 - '#' is a punctuation character to stop operand numbers from
1754 running together with following digits in the assembler
1755 strings for instructions (when using mode attributes).
1756 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1757 constant vectors in big-endian mode, where necessary.
1758 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1759 Handle EI, OI, CI, XI modes.
1760 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1761 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1762 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1763 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1764 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1766 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1767 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1768 to turn v8qi, etc. into bits defined above.
1769 (neon_itype): New enumeration. Classifications of NEON builtins.
1770 (neon_builtin_datum): Define struct. Contains information about
1771 a single builtin (with multiple modes).
1772 (CF): Define helper macro for...
1773 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1775 (neon_builtin_data): New array. Define information about builtins
1776 for use during initialization/expansion.
1777 (arm_init_neon_builtins): New function.
1778 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1780 (neon_builtin_compare): New function.
1781 (locate_neon_builtin_icode): New function. Find an insn code for a
1782 builtin given a function code for that builtin. Also return type of
1783 builtin (NEON_BINOP, NEON_UNOP etc.).
1784 (builtin_arg): New enumeration. Types of arguments for builtins.
1785 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1786 Takes a variable argument list of builtin_arg types, terminated by
1788 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1789 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1790 (neon_emit_pair_result_insn): New function. Support returning pairs
1791 of vectors via a pointer.
1792 (neon_disambiguate_copy): New function. Set up operands for a
1793 multi-word copy such that registers do not get clobbered.
1794 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1795 ARM_BUILTIN_NEON_BASE.
1796 (arm_file_start): Set float-abi attribute for NEON.
1797 (arm_vector_mode_supported_p): Enable NEON vector modes.
1798 (arm_mangle_map_entry): New.
1799 (arm_mangle_map): New.
1800 (arm_mangle_vector_type): New.
1801 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1803 (TARGET_NEON): New macro. Target supports NEON.
1804 (fputype): Add FPUTYPE_NEON.
1805 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1806 for vectorization based on command-line arg.
1807 (NEON_REGNO_OK_FOR_NREGS): Define.
1808 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1809 (VALID_NEON_STRUCT_MODE): Define.
1810 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1811 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1812 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1813 (consttable_16): Add pattern for outputting 16-byte minipool
1815 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1817 (vec-common.md, neon.md): Include md files.
1818 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1819 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1820 (memory_constraint "Ut", "Un", "Us"): Define.
1821 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1822 (MMX_char): New mode attribute.
1823 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1824 (*add<mode>3_iwmmxt): New insn pattern.
1825 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1826 (*sub<mode>3_iwmmxt): New insn pattern.
1827 (mulv4hi3): Rename to...
1828 (*mulv4hi3_iwmmxt): This.
1829 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1830 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1831 (uminv4hi3, uminv2si3): Remove. Replace with...
1832 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1833 (*umin<mode>3_iwmmxt): These.
1834 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1835 (ashr<mode>3_iwmmxt): This new pattern.
1836 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1837 (lshr<mode>3_iwmmxt): This new pattern.
1838 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1839 (ashl<mode>3_iwmmxt): This new pattern.
1840 * config/arm/neon-docgen.ml: New file. Generate documentation for
1842 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1843 * config/arm/arm_neon.h: New (autogenerated).
1844 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1846 * config/arm/neon.md: New file. Define NEON instructions.
1847 * config/arm/neon.ml: New file. Abstract description of NEON
1848 instructions, used to generate arm_neon.h header, documentation and
1850 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1851 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1853 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1855 (ARM NEON Intrinsics): New subsection.
1856 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1858 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
1860 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
1863 2007-07-24 Jan Hubicka <jh@suse.cz>
1865 * regclass.c (move_table): New type.
1866 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
1867 (init_move_cost): Break out from ...
1868 (init_reg_sets_1): ... here; simplify computation of
1869 have_regs-of_mode and contains_reg_of_mode.
1870 (record_reg_classes): Unswitch internal loops.
1871 (copy_cost): Trigger lazy initialization of move cost
1872 (record_address_regs): Likewise.
1874 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
1876 * config/darwin.c (darwin_override_options): Don't force on
1877 flag_var_tracking_uninit when no debug info is requested.
1879 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1881 * cfgloop.c (init_loops_structure): New function.
1882 (flow_loops_find): Create root of the loop tree unconditionally.
1884 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
1886 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
1888 2007-07-24 Jan Hubicka <jh@suse.cz>
1890 * caller-save.c: Include ggc.h, gt-caller-save.h
1891 (reg_save_code, reg_restore_code): Rename to ...
1892 (cached_reg_save_code, cached_reg_restore_code): ... those.
1893 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
1894 (reg_save_code, reg_restore_code): New functions.
1895 (init_caller_save): Do not intialize
1896 reg_save_code/reg_restore_code tables.
1897 * Makefile.in: (gt-caller-save.h): New.
1899 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1901 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
1902 with the mode of the original operand instead of
1905 2007-07-23 Jan Hubicka <jH@suse.cz>
1907 * i386.c (ix86_secondary_memory_needed): Break out to...
1908 (inline_secondary_memory_needed): ... here.
1909 (ix86_memory_move_cost): Break out to ...
1910 (inline_memory_move_cost): ... here; add support for IN value of 2 for
1911 maximum of input and output; fix handling of Q_REGS on 64bit.
1912 (ix86_secondary_memory_needed): Microoptimize.
1914 2007-07-23 Sebastian Pop <sebpop@gmail.com>
1916 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
1917 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
1918 stmts_from_loop, known_dependences_p, build_rdg): New.
1919 * tree-data-ref.h: Depends on graphds.h.
1920 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
1921 (build_rdg): Declared.
1922 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
1924 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
1926 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
1929 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
1930 Jakub Jelinek <jakub@redhat.com>
1932 PR middle-end/PR28690
1933 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
1934 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
1935 and MEM_POINTER operands over REG and MEM operands.
1936 (swap_commutative_operands_p): Change return value to bool.
1937 * rtl.h: Update the corresponding prototype.
1938 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
1939 instead of gen_rtx_PLUS.
1940 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
1941 value to bool. Change function arguments to rtx's and update code
1943 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
1944 calls to match the new declaration.
1945 * simplify-rtx.c (simplify_associative_operation): Don't
1946 reorder simplify_binary_operation arguments.
1948 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1950 * config/mips/mips.c (override_options): Use mips_costs to derive
1951 the default branch cost.
1952 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
1954 * config/mips/mips.opt (mbranch-cost=): New option.
1955 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
1957 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1959 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
1960 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
1961 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
1962 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
1964 2007-07-23 Richard Sandiford <richard@codesourcery.com>
1966 * config/mips/constraints.md (ks): New constraint.
1967 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
1968 (*add<mode>3_mips16): ...here.
1970 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
1972 * optabs.h (enum optab_index): Add new OTI_signbit.
1973 (signbit_optab): Define corresponding macro.
1974 (enum insn_code signbit_optab[]): Remove array.
1975 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
1976 (expand_copysign_absneg): If back end provides signbit insn, use it
1977 instead of bit operations on floating point argument.
1978 * builtins.c (enum insn_code signbit_optab[]): Remove array.
1979 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
1980 availability of signbit insn.
1982 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
1983 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
1984 SSE mode is not active.
1985 (isinf<mode>2): Disable for mfpmath=sse,387.
1987 2007-07-22 Ben Elliston <bje@au.ibm.com>
1989 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
1991 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
1993 2007-07-20 Richard Guenther <rguenther@suse.de>
1995 * tree-cfg.c (verify_expr): COND_EXPRs can have any
1996 integral typed condition.
1997 * tree-ssa.c (useless_type_conversion_p): Do not preserve
1998 booleanness. Only preserve conversions from a non-base
1999 type to a base type, not in general between types with
2000 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
2001 * tree.def (COND_EXPR): Document that the condition
2002 can be of any integral type.
2004 2007-07-20 Nigel Stephens <nigel@mips.com>
2005 Richard Sandiford <richard@codesourcery.com>
2007 * config/mips/mips.h (mips_dwarf_regno): Declare.
2008 (DBX_REGISTER_NUMBER): Remove redundant brackets.
2009 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
2010 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
2011 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
2012 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2013 (REG_CLASS_NAMES): Update accordingly.
2014 * config/mips/mips.c (mips_dwarf_regno): New array.
2015 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2016 (mips_subword): Remove special handling for accumulator registers.
2017 (override_options): Initiailize mips_dwarf_regno. Remove use
2019 (mips_swap_registers): New function.
2020 (mips_conditional_register_usage): Swap accumulator registers
2021 around if TARGET_LITTLE_ENDIAN.
2022 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
2023 * config/mips/constraints.md (h, l): Use the endianness to choose
2024 between MD0_REG and MD1_REG.
2025 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
2026 alternative-dependent template.
2028 2007-07-20 Richard Sandiford <richard@codesourcery.com>
2030 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
2033 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2035 * function.c (thread_prologue_and_epilogue_insns): Fix exit
2036 predecessor fallthru flags.
2038 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2040 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
2041 of compare to the same type.
2042 * cfgloopmanip.c (add_loop): Update information about loop exits.
2043 (loop_version): Remove the innermost loop requirement.
2044 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
2045 to sizetype for pointers.
2047 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
2049 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
2050 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
2051 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
2053 * config/dfp-bit.c: Empty for TFmode conversions.
2055 2007-07-18 Caroline Tice <ctice@apple.com>
2057 * var-tracking.c (find_src_status): Check for COND_EXEC insns
2058 and handle them correctly; check that src is not NULL before
2060 (find_src_set_src): Likewise.
2062 2007-07-18 Bob Wilson <bob.wilson@acm.org>
2064 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
2065 (struct alignment_context, init_alignment_context): New.
2066 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
2067 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
2068 (XCHAL_HAVE_S32C1I): Likewise.
2069 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
2070 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
2071 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
2072 (ATOMIC, HQI): New macros.
2073 (memory_barrier, *memory_barrier): New.
2074 (sync_lock_releasesi): New.
2075 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
2076 (sync_lock_test_and_set<mode>): New.
2077 (sync_<atomic><mode>): New.
2078 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
2079 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
2080 (xtensa_expand_atomic): New.
2082 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2086 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
2087 transformation for builtin ISNORMAL.
2088 (expand_builtin): Handle BUILT_IN_ISNORMAL.
2089 * builtins.def (BUILT_IN_ISNORMAL): New.
2090 * doc/extend.texi: Document isnormal.
2092 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2096 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
2097 optabs infrastructure. Provide generic implementation for
2099 (expand_builtin): Handle FINITE/ISFINITE.
2100 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
2101 (fold_builtin_1): Likewise.
2103 * builtins.def (BUILT_IN_ISFINITE): New.
2105 * doc/extend.texi: Document isfinite.
2107 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2112 * builtins.c (expand_builtin_interclass_mathfn): Provide a
2113 generic fallback for isinf.
2114 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
2115 calculation code ...
2116 * real.c (get_max_float): ... to here.
2117 * real.h (get_max_float): New.
2119 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2123 * builtin-attrs.def (ATTR_TYPEGENERIC,
2124 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
2126 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
2127 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
2128 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
2129 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
2131 * c-common.c (handle_type_generic_attribute): New.
2132 (c_common_attribute_table): Add "type generic".
2134 * c-typeck.c (convert_arguments): Handle "type generic" functions.
2136 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
2138 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
2139 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
2142 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2145 * config/cris/cris.c (cris_print_index): Don't use XEXP before
2146 checking that the operand is an expression.
2148 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
2149 Danny Smith <dannysmith@users.sourceforge.net>
2152 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
2153 file mapping object in local namespace if Windows version later
2156 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2158 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
2159 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
2160 arm_cannot_force_const_mem.
2161 (arm_cannot_force_const_mem): New function.
2162 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
2163 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
2164 of arm_tls_referenced_p.
2165 * config/arm/arm.md (movsi): Split out-of-section constants when
2166 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
2167 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2169 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2171 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2173 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2175 * config/mips/mips.md (*extendqihi2): Convert the destination
2178 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2180 * config/pa/fptr.c: Update license header.
2181 * config/pa/milli64.S: Likewise.
2183 2007-07-17 Nick Clifton <nickc@redhat.com>
2185 * COPYING_v3: New file. Contains version 3 of the GNU General
2187 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2188 Lesser General Public License.
2189 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2190 the GNU General Public License.
2192 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2194 PR rtl-optimization/32773
2195 * cfglayout.c (force_one_exit_fallthru): New function.
2196 (cfg_layout_finalize): Use it.
2198 2007-07-16 Richard Guenther <rguenther@suse.de>
2199 Uros Bizjak <ubizjak@gmail.com>
2201 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2202 before forcing it to gimple operand.
2204 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2205 David Ung <davidu@mips.com>
2207 * config/mips/mips.h (TUNE_24K): Define.
2208 (TUNE_MACC_CHAINS): Add TUNE_24K.
2209 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2211 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2212 (r74k_int_madd): .. this new reservation.
2213 (define_bypass): Fixed bypasses for r74k_int_madd to use
2215 * config/mips/24k.md (define_bypass): Define new
2216 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2218 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2219 Nigel Stephens <nigel@mips.com>
2221 * config/mips/mips.md: Include 20kc.md.
2222 * config/mips/20kc.md: New file.
2223 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2224 (mips_adjust_cost): Tweak for 20Kc.
2225 (mips_issue_rate): Likewise.
2226 * config/mips/mips.h (TUNE_20KC): Define.
2228 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2230 * config/rs6000/rs6000.c (struct processor_cost): Add
2231 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2233 (*_cost): Add cache information.
2234 (rs6000_override_options): Set cache parameters.
2236 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2239 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2240 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2242 2007-07-16 Paul Brook <paul@codesourcery.com>
2245 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2246 (cirrus_thumb2_movsi_insn): Ditto.
2248 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2250 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2253 2007-07-15 Andrew Haley <aph@redhat.com>
2255 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2256 before looking in the context.
2258 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2262 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
2263 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
2264 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2265 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
2266 to generate .CALLINFO statement.
2267 (hppa_expand_prologue): Set rp_saved.
2268 (hppa_expand_epilogue): Use rp_saved.
2269 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
2270 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
2272 2007-07-14 Dirk Mueller <dmueller@suse.de>
2274 * omega.c (coalesce): Fix memory leak on early exit.
2275 * matrix-reorg.c (check_allocation_function): Likewise.
2276 * tree-vect-transform.c (vect_get_new_vect_var): free result
2278 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2279 pass pointer to edge vector
2280 (partition_hot_cold_basic_blocks): Fix memory leak.
2281 * collect2.c (prefix_from_string): Free temporary storage.
2282 * reload1.c (fixup_abnormal_edges): Free sbitmap.
2284 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
2286 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
2287 (DO_GLOBAL_DTORS_BODY): Likewise.
2289 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2290 Nigel Stephens <nigel@mips.com>
2292 * config/mips/mips.c (mips_classify_symbol): Don't return
2293 SYMBOL_SMALL_DATA for constant pool addresses if
2294 TARGET_EMBEDDED_DATA is true.
2296 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
2299 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
2300 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
2301 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
2302 __builtin_ia32_storehps, __builtin_ia32_storelps,
2303 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
2304 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
2305 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
2306 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
2307 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
2308 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
2309 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
2310 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
2311 using def_builtin_const.
2313 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
2315 PR tree-optimization/32705
2316 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
2317 (simplify_binary_expression): Use SSA_VAL consistently.
2319 2007-07-13 David Edelsohn <edelsohn@gnu.org>
2321 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
2322 (SPEFSCR_REGNO): Delete definition.
2323 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
2324 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2325 * config/rs6000/rs6000.h: Do not define *_REGNO.
2326 LINK_REGISTER_REGNUM -> LR_REGNO.
2327 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2328 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
2329 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2330 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
2331 R_VRSAVE, R_VSCR. Use them.
2332 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
2333 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
2334 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
2335 * config/rs6000/aix.h: Define R_LR. Use it.
2337 2007-07-13 Caroline Tice <ctice@apple.com>
2339 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
2340 flag_var_tracking is explicitly turned off (i.e. when variable
2341 tracking is not feasible); otherwise, turn flag_var_tracking on when
2342 flag_var_tracking_uninit is on.
2343 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
2344 note definitions, to allow recording of initialization status in the
2346 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
2347 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
2348 determine if two note locations are equal.
2349 (output_loc_list): Don't output list entries whose start & end labels
2351 (reg_loc_descriptor): Add parameter for initialization status; pass it
2352 to other loc descriptor functions.
2353 (one_reg_loc_descriptor): Add parameter for initialization status;
2354 check its value and add DW_OP_GNU_uninit to returned loc descr if
2356 (multiple_reg_loc_descriptor): Add parameter for initialization
2358 pass init status argument to other loc descriptor functions; check
2359 value of intialization parameter and add DW_OP_GNU_uninit to returned
2360 loc descr if appropriate.
2361 (based_loc_descr): Add parameter for initialization status; add new
2362 variable for return value; check value of initialization parameter and
2363 add DW_OP_GNU_uninit to returned loc descr if appropriate.
2364 (concatn_mem_loc_descriptor): Add parameter for initialization status;
2365 pass init status argument to other loc descriptor functions; check
2366 value of intialization parameter and add DW_OP_GNU_uninit to returned
2367 loc descr if appropriate.
2368 (mem_loc_descriptor): Likewise.
2369 (concat_loc_descriptor): Likewise.
2370 (concatn_loc_descriptor): Likewise.
2371 (loc_descriptor): Add parameter for initialization status; pass it as
2372 argument to other loc descriptor function calls.
2373 (loc_descriptor_from_tree_1): Add appropriate initialization status
2374 to loc descriptor function calls.
2375 (add_location_or_const_value_attribute): Get initialization status
2376 from VAR_LOCATION note; add initialization status to loc descriptor
2378 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
2379 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
2380 status is uninitialized, add "[uninint]" to output.
2381 * common.opt (fvar-tracking-uninit): New option, similar to
2382 fvar-tracking, to turn on tracking of uninitialized variables; creates
2383 a new global flag, flag_var_tracking_uninit.
2384 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
2385 (enum var_init_status): New type, for var initialization status field.
2386 * var-tracking.c (struct location_chain_def): Two new fields, init,
2387 for initialization status, and set_src for the assignment value expr.
2388 (unshare_variable): New parameter for initialization status;
2389 initialize new init and set_src fields.
2390 (var_reg_set): New parameters for initialization status and value;
2391 pass them to set_variable_part.
2392 (var_mem_set): Likewise.
2393 (get_init_value): New function.
2394 (var_reg_delete_and_set): New initialization status & value
2395 parameters; add call to get_init_value if status is unknown; pass new
2396 parameters to clobber_variable_part and var_reg_set.
2397 (var_mem_delete_and_set): Likewise.
2398 (var_reg_delete): Pass null set_src value to clobber_variable_part.
2399 (var_mem_delete): Likewise.
2400 (variable_union): Pass status to unshare_variable; initialize new init
2401 and set_src fields. If flag_var_tracking_uninit is not set, force
2402 status to initialized.
2403 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
2404 used later to get the set_src value.
2405 (find_src_status): New function.
2406 (find_src_set_src): New function.
2407 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
2408 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
2409 MO_SET, get set_src value and pass it to var_reg_delete_and_set
2410 and var_mem_delete_and_set.
2411 (dump_variable): Print out "[uninit]" if appropriate.
2412 (set_variable_part): Add new initialization and set_src parameters;
2413 pass status to unshare_variable; set node->init and node- >set_src
2414 fields and modify slot in hash table appropriately; save the init and
2415 set_src values if appropriate and assign to the new node.
2416 (clobber_variable_part): New set_src parameter; if two nodes have
2417 same variable and same location but different set_src (assignment)
2418 values, clobber old node.
2419 (delete_variable_part): Pass init status to unshare_variable.
2420 (emit_note_insn_var_location): Add initialized var; assign var's init
2421 status to new 'initialized'; pass new init status field to calls to
2422 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
2423 status to initialized.
2424 (emit_notes_in_bb): Pass initialization status to calls to
2425 var_reg_set, var_mem_set, var_reg_delete_and_set and
2426 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
2427 var_reg_delete_and_set and var_mem_delete_and_set; call
2428 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
2429 make up for change in add_stores.
2430 (vt_add_function_parameters): Add status to calls to
2432 * config/darwin.c (darwin_override_options): Turn on uninitialized
2433 tracking automatically, if var_tracking is on and the system is
2436 2007-07-13 Sa Liu <saliu@de.ibm.com>
2438 * config.gcc: Add options for arch and tune on SPU.
2439 * config/spu/predicates.md: Add constant operands 0 and 1.
2440 * config/spu/spu-builtins.def: Add builtins for double precision
2441 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
2442 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
2444 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
2446 * config/spu/spu-protos.h: Add new function prototypes.
2447 * config/spu/spu.c (spu_override_options): Check options -march and
2449 (spu_comp_icode): Add comparison code for DFmode and vector mode.
2450 (spu_emit_branch_or_set): Use the new code for DFmode and vector
2452 (spu_const_from_int): New. Create a vector constant from 4 ints.
2453 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
2454 (spu_emit_vector_compare): New. Emit vector compare.
2455 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
2456 * config/spu/spu.h: Add options -march and -mtune. Define processor
2457 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
2458 CANONICALIZE_COMPARISON.
2459 * config/spu/spu.md: Add new insns for double precision compare
2460 and double precision vector compare. Add vcond and smax/smin patterns
2461 to enable DFmode vector conditional expression.
2462 * config/spu/spu.opt: Add options -march and -mtune.
2463 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
2464 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
2465 both CELL and CELLEDP targets: spu_testsv.
2466 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
2469 2007-07-13 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/32721
2472 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
2473 TREE_THIS_VOLATILE on the folded reference.
2474 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
2475 if the array reference has TREE_THIS_VOLATILE set.
2477 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
2480 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
2482 2007-07-13 Andreas Schwab <schwab@suse.de>
2484 * gengtype-lex.l: Allow declarations to be indented.
2486 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2488 * ginclude/tgmath.h: New.
2489 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
2490 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
2491 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
2492 * configure: Regenerate.
2494 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2496 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
2497 correct index when setting register save state for xd
2500 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2502 * config/sh/sh.c (mark_use): Remove.
2504 2007-07-12 Paul Brook <paul@codesourcery.com>
2506 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
2507 reg does not overlap return value.
2509 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
2511 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
2512 (set_expression_vuses): Ditto.
2513 (init_pre): Initialize expression_vuses.
2515 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2517 * config/i386/sse.md (storentdf, storentsf): New.
2519 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2521 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
2523 * tree.c (build_decl_stat): Move code from here...
2524 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
2525 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
2526 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
2527 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
2528 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
2531 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2532 Devang Patel <dpatel@apple.com>
2534 PR tree-optimization/25413
2535 * targhooks.c (default_builtin_vector_alignment_reachable): New.
2536 * targhooks.h (default_builtin_vector_alignment_reachable): New.
2537 * tree.h (contains_packed_reference): New.
2538 * expr.c (contains_packed_reference): New.
2539 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
2540 (vect_enhance_data_refs_alignment): Call
2541 vector_alignment_reachable_p.
2542 * target.h (vector_alignment_reachable): New builtin.
2543 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
2544 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
2545 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
2547 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2549 * target.h (builtin_vectorization_cost): Add new target builtin.
2550 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
2551 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
2552 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
2553 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
2554 uninitialized variables.
2555 * tree-vect-transform.c (cost_for_stmt): New function.
2556 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
2557 using cost 1 for all scalar stmts. Be less conservative when
2558 estimating the number of prologue/epulogue iterations. Call
2559 targetm.vectorize.builtin_vectorization_cost. Return
2560 min_profitable_iters-1.
2561 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
2562 initialization cost instead of TARG_VEC_STMT_COST. Use
2563 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
2564 epilogue code. Fix epilogue cost computation.
2565 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
2566 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
2567 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
2568 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
2569 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
2570 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
2572 2007-07-12 Richard Guenther <rguenther@suse.de>
2574 * gimplify.c (gimplify_conversion): Make sure that the result
2575 from maybe_fold_offset_to_reference is trivially convertible
2576 to the desired type before doing the simplification.
2577 (gimplify_expr): Likewise.
2578 * fold-const.c (fold_binary): Use the correct types for
2579 building the simplified expression.
2581 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2583 PR rtl-optimization/32729
2584 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
2585 that fallthru to exit.
2587 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
2589 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
2590 (symDTPOFF2reg): Likewise.
2592 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
2594 PR tree-optimization/32663
2596 * tree.h (VALUE_HANDLE_VUSES): Remove.
2597 (struct tree_value_handle): Remove vuses.
2599 * tree-vn.c (create_value_handle_for_expr): Don't set
2602 * tree-ssa-pre.c (expression_vuses): New.
2603 (alloc_expression_id): Set up expression_vuses.
2604 (get_expression_vuses): New.
2605 (set_expression_vuses): Ditto.
2606 (clear_expression_ids): Modify for expression_vuses.
2607 (phi_translate_1): Ditto.
2608 (phi_translate_set): Ditto.
2609 (value_dies_in_block_x): Ditto
2610 (valid_in_sets): Ditto.
2611 (add_to_sets): Ditto.
2612 (find_existing_value_expr): Ditto.
2613 (create_value_handle_for_expr): Ditto.
2614 (make_values_for_stmt): Ditto.
2615 (vuse_equiv): Remove.
2617 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
2619 * Makefile.in (mostlyclean): Remove object files.
2621 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2623 * toplev.c (no_new_pseudos): Deleted.
2624 * rtl.h (no_new_pseudos): Deleted.
2625 * tree-pass.h (pass_no_new_pseudos): Deleted.
2626 * passes.c (pass_no_new_pseudos): Deleted.
2627 * final.c (rest_of_clean_state): Removed no_new_pseudos.
2628 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
2629 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
2631 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
2632 * rtlhooks.c (gen_lowpart_general): Ditto.
2633 * optabs.c (prepare_operand): Ditto.
2634 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
2636 * modulo-sched.c (rest_of_handle_sms): Ditto.
2637 * see.c (rest_of_handle_see): Ditto.
2638 * ifcvt.c (if_convert): Ditto.
2639 (gate_handle_if_after_combine): Replaced no_new_pseudos with
2641 * init-regs.c (gate_initialize_regs): Deleted set of
2643 * lower-subreg.c (decompose_multiword_subregs): Ditto.
2644 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
2645 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
2647 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2650 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
2651 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
2652 (*vec_extractv2di_1_rex64): New insn pattern.
2654 2007-07-11 David Daney <ddaney@avtrex.com>
2656 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
2657 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
2658 for SIGNAL_UNWIND_RETURN_COLUMN.
2659 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
2660 (DWARF_FRAME_REGNUM): Rewrite.
2661 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
2663 2007-07-11 Nick Clifton <nickc@redhat.com>
2665 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
2666 delta and use gen_int_mode in place of GET_INT instead.
2668 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2670 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
2673 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
2675 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2676 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2678 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2679 (USE_CANONICAL_TYPES): New.
2680 * doc/invoke.texi (verify-canonical-types): Remove.
2681 (use-canonical-types): Add.
2683 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2685 * config/spu/spu.c (spu_optimization_options): Remove setting of
2686 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2687 (spu_override_options): Move it here.
2689 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2691 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2692 * config/mips/mips.c (mips_cpu_info_table): Mention
2693 MIPS_ISA_LEVEL_SPEC in the comment.
2695 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2697 PR tree-optimization/32713
2698 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2700 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2703 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2704 conditional to flag_isoc99.
2705 (c_common_init_options): Do it here, unconditionally.
2707 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2709 PR tree-optimization/32589
2710 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2711 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2712 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2713 predicate, extracted from...
2714 (set_rhs): ...here. Call it for the expression on entry.
2715 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2716 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2717 (simplify_binary_expression): Use valid_gimple_expression_p
2718 to validate the simplification.
2719 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2721 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2723 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2724 DWARF2_DEBUG on 32 bit target too.
2725 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2727 2007-07-11 Nick Clifton <nickc@redhat.com>
2729 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2730 version for 64-bit hosts.
2732 2007-07-10 David Daney <ddaney@avtrex.com>
2734 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2736 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2738 * config/mips/mips.c (mips_expand_synci_loop): New function.
2739 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2740 (UNSPEC_RDHWR): Same.
2741 (UNSPEC_SYNCI): Same.
2742 (UNSPEC_SYNC): Same.
2743 (clear_cache): New expand.
2747 (clear_hazard): Same.
2748 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2750 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2751 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2753 2007-07-10 Ian Lance Taylor <iant@google.com>
2755 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2758 2007-07-10 David Daney <ddaney@avtrex.com>
2760 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2761 * builtins.c (expand_builtin___clear_cache): New function.
2762 (expand_builtin): Call expand_builtin___clear_cache for
2763 BUILT_IN_CLEAR_CACHE case.
2764 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2765 * doc/md.texi (clear_cache): Document new instruction pattern.
2766 * testsuite/gcc.dg/builtins-64.c: New test.
2768 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2770 * config/cris/cris.md ("movsi"): Fix typo in last change.
2772 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2775 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2777 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2778 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2779 for FUNCTION_DECLs. Don't use align_functions_log if
2781 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2782 even for FUNCTION_DECLs.
2783 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2785 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2786 (DECL_FUNCTION_CODE): Update for new location and name of
2788 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2789 (struct tree_decl_common): Move 'align' and 'off_align' out
2790 of union, ensure they're still on a 32-bit boundary. Remove
2791 other fields in union 'u1'.
2792 (struct tree_function_decl): Add field 'function_code' replacing
2793 'u1.f' in tree_decl_common.
2794 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2795 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2796 (Variable Attributes): Cross-reference 'aligned' attribute
2797 to Function Attributes.
2798 * flags.h (force_align_functions_log): Delete.
2799 * toplev.c (force_align_functions_log): Delete.
2801 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2805 (*vec_concatv2di_rex): New insn pattern.
2807 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2810 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2812 2007-07-10 Ian Lance Taylor <iant@google.com>
2814 Replace no_new_pseudos in backends.
2815 * rtl.h (can_create_pseudo_p): Define.
2816 * config/darwin.c (machopic_indirect_data_reference): Use
2817 can_create_pseudo_p () instead of no_new_pseudos.
2818 (machopic_indirect_data_reference): Likewise.
2819 (machopic_legitimize_pic_address): Likewise.
2820 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2821 (alpha_emit_set_const_1): Likewise.
2822 (alpha_emit_set_const): Likewise.
2823 (alpha_emit_conditional_move): Likewise.
2824 (alpha_split_conditional_move): Likewise.
2825 * config/alpha/alpha.md (various splitters): Likewise.
2827 * config/arm/arm.c (legitimize_pic_address): Likewise.
2828 (arm_load_pic_register): Likewise.
2829 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2830 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2831 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2832 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2833 * config/cris/cris.md (movsi): Likewise.
2834 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2835 (symGOTOFF2reg_hilo): Likewise.
2836 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2837 * config/h8300/h8300.md (insv, extzv): Likewise.
2838 * config/i386/i386.c (ix86_expand_move): Likewise.
2839 (ix86_expand_vector_move): Likewise.
2840 (ix86_prepare_fp_compare_args): Likewise.
2841 (ix86_expand_carry_flag_compare): Likewise.
2842 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2843 (tls_dynamic_gnu2_combine_32): Likewise.
2844 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2845 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2846 (ia64_expand_movxf_movrf): Likewise.
2847 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2848 (m32c_split_move): Likewise.
2849 (m32c_expand_insv): Likewise.
2850 * config/m68k/m68k.md (movsi): Likewise.
2851 * config/mips/mips.c (mips_force_temporary): Likewise.
2852 (mips_split_symbol): Likewise.
2853 (mips_move_integer): Likewise.
2854 (mips_legitimize_const_move): Likewise.
2855 * config/mn10300/mn10300.md (movsi): Likewise.
2856 * config/pa/pa.c (emit_move_sequence): Likewise.
2857 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2858 (rs6000_got_register): Likewise.
2859 (create_TOC_reference): Likewise.
2860 (rs6000_machopic_legitimize_pic_address): Likewise.
2861 * config/rs6000/rs6000.md (add<mode>3): Likewise.
2862 (various splitters): Likewise.
2863 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
2864 (movsi_got): Likewise.
2865 * config/s390/s390.c (emit_symbolic_move): Likewise.
2866 * config/s390/s390.md (movhi, movqi): Likewise.
2867 (load_multiple, store_multiple): Likewise.
2868 * config/score/score.c (score_force_temporary): Likewise.
2869 * config/sh/sh.c (prepare_move_operands): Likewise.
2870 (prepare_cbranch_operands): Likewise.
2871 (emit_fpu_switch): Likewise.
2872 (fpscr_set_from_mem): Likewise.
2873 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
2874 (adddi3, subsi3): Likewise.
2875 (various splitters): Likewise.
2876 (divsi_inv_fp_combine): Likewise.
2877 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
2878 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
2880 * config/sh/predicates.md (xor_operand): Likewise.
2881 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
2882 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
2883 (movdi_pic_label_ref): Likewise.
2884 * config/spu/spu.c (spu_split_immediate): Likewise.
2885 * config/alpha/alpha.md (various splitters): Remove test
2886 !no_new_pseudos || reload_completed.
2887 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
2889 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2890 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2891 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2892 * config/score/score.c (th_output_mi_thunk): Likewise.
2893 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2894 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2896 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
2898 PR rtl-optimization/32664
2899 * mode-switching.c (create_pre_exit): Skip barrier insns.
2901 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2903 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
2904 force_gimple_operand_bsi.
2905 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
2906 rewrite_use_compare): Ditto.
2907 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
2909 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
2910 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
2911 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
2912 * tree-profile.c (prepare_instrumented_value,
2913 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2914 tree_gen_one_value_profiler, tree_gen_ic_profiler,
2915 tree_gen_ic_func_profiler, tree_gen_average_profiler,
2916 tree_gen_ior_profiler): Ditto.
2917 * tree-ssa-reassoc.c (negate_value): Ditto.
2918 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
2919 Use force_gimple_operand_bsi.
2920 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2921 * tree-if-conv.c (add_to_dst_predicate_list,
2922 find_phi_replacement_condition): Ditto.
2923 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
2924 Call mark_symbols_for_renaming for new statements.
2925 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
2927 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
2929 * cfghooks.c (remove_edge): New function.
2930 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
2932 * cfghooks.h (remove_edge): Declare.
2933 * cfg.c (remove_edge): Renamed to remove_edge_raw.
2934 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
2936 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
2938 * optabs.h: Added declaration for signbit_optab.
2939 * optabs.c: (init_optabs): Added initialization for signbit_optab.
2940 * genoptinit.c (optabs): Added entry for signbit insns.
2941 * builtins.c (expand_builtin_signbit): Added code to use a signbit
2943 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
2944 * config/s390/s390.md (signbit<mode>2): New expander.
2946 2007-07-09 Richard Guenther <rguenther@suse.de>
2949 * fold-const.c (fold_plusminus_mult_expr): Move constant
2950 arguments second to allow decomposing.
2952 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
2955 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
2957 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2958 Disregard DECL_FROM_INLINE.
2960 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2963 * doc/invoke.texi: Add ftree-reassoc flag.
2964 * common.opt (ftree-reassoc): New flag.
2965 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
2966 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
2968 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
2970 PR tree-optimization/32681
2971 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
2972 saved in second_edge->aux when first_bb is a loop header.
2974 2007-07-09 Jan HUbicka <jh@suse.cz>
2976 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
2978 2007-07-09 Richard Guenther <rguenther@suse.de>
2980 * c-decl.c (start_function): Do not promote return type.
2982 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
2984 * function.c (do_warn_unused_parameter): Do not warn if
2985 TREE_NO_WARNING is set.
2987 2007-07-08 Andreas Schwab <schwab@suse.de>
2989 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
2991 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
2994 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
2996 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
2997 apply to assembly language, too.
2998 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3000 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
3002 Revert (note the sccvn portions are *not* reverted)
3003 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3005 Fix PR tree-optimization/23488
3007 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3009 * tree-flow-inline.h (get_value_handle): Ditto.
3010 * tree-ssa-pre.c (decl_vh_map): New.
3011 (decl_node_pool): New.
3012 (can_value_number_operation): Support DECL_P.
3013 (can_PRE_operation): Ditto.
3014 (create_expression_by_pieces): Ditto.
3015 (find_existing_value_expr): Modify to differnetiate between
3016 addressing and top level.
3017 (create_value_handle_for_expr): Handle DECL's.
3018 (poolify_tree): Ditto.
3019 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3020 (make_values_for_stmt): Handle DECL's properly.
3021 (init_pre): Reorg to not init useless things during FRE.
3023 * tree-flow.h: Include pointer-set.h.
3024 (decl_vh_map): Declare.
3025 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3027 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3029 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
3030 the constraint description.
3031 * doc/md.texi: Update documentation of AVR constraints.
3033 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3035 * auto-inc-dec.c, config/arm/arm.c,
3036 config/m32r/constraints.md, config/mips/mips.md,
3037 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
3038 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
3039 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
3040 typos. Follow spelling conventions.
3041 * doc/invoke.texi, doc/rtl.texi: Fix typos.
3043 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3044 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3046 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
3047 realloc_vuse): Remove.
3048 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
3051 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3053 Fix PR tree-optimization/23488
3055 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
3056 (try_to_simplify): Ditto.
3058 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3060 * tree-flow-inline.h (get_value_handle): Ditto.
3061 * tree-ssa-pre.c (decl_vh_map): New.
3062 (decl_node_pool): New.
3063 (can_value_number_operation): Support DECL_P.
3064 (can_PRE_operation): Ditto.
3065 (create_expression_by_pieces): Ditto.
3066 (find_existing_value_expr): Modify to differnetiate between
3067 addressing and top level.
3068 (create_value_handle_for_expr): Handle DECL's.
3069 (poolify_tree): Ditto.
3070 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3071 (make_values_for_stmt): Handle DECL's properly.
3072 (init_pre): Reorg to not init useless things during FRE.
3074 * tree-flow.h: Include pointer-set.h.
3075 (decl_vh_map): Declare.
3076 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3078 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3080 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3081 apply to assembly language, too.
3082 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3084 2007-07-06 Ian Lance Taylor <iant@google.com>
3085 Zack Weinberg <zackw@panix.com>
3088 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
3090 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3092 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
3093 (prefetch): Likewise if "pref" would be used.
3095 2007-07-06 Josh Conner <jconner@apple.com>
3099 * calls.c (store_one_arg): Handle arguments which are partially
3100 on the stack when detecting argument overlap.
3102 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
3104 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
3105 chosen during find_reloads.
3107 2007-07-06 Richard Guenther <rguenther@suse.de>
3109 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
3110 TYPE_ARG_TYPES for verification of argument types. Use
3111 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
3112 parameters as variable arguments.
3114 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
3116 * libgcc2.h (word_type): Type definition removed.
3117 (cmp_return_type, shift_count_type): Type definitions added.
3118 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3119 replaced with shift_count_type.
3120 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3122 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
3123 changed from word_type to Wtype.
3124 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3125 replaced with shift_count_type.
3126 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3128 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
3129 and libgcc_shift_count attribute added.
3130 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
3131 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
3132 (TARGET_INITIALIZER): New target hooks added.
3133 * targhooks.c (default_libgcc_cmp_return_mode,
3134 default_libgcc_shift_count_mode): Default implementations for the new
3136 * targhooks.h (default_libgcc_cmp_return_mode,
3137 default_libgcc_shift_count_mode): Function prototypes added.
3138 * target.h (struct gcc_target): Fields for the new target hooks added.
3139 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
3141 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
3144 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
3145 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
3147 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
3148 s390_libgcc_shift_count_mode): Functions added.
3149 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
3150 Target hooks defined.
3152 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3154 * config/mips/mips.c (compute_frame_size): Restore the original
3155 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
3156 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
3157 Document why the difference is needed.
3159 2007-07-06 Richard Guenther <rguenther@suse.de>
3161 * c-common.c (boolean_increment): Use correctly typed
3164 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3166 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
3167 the topmost argument register is not also included in the save mask.
3168 (mips16e_collect_argument_save_p): Take a pointer to the argument
3169 register, rather than a pointer to the number of arguments.
3170 (mips16e_collect_argument_saves): Only include argument saves
3171 that aren't in the register mask.
3173 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3175 PR rtl-optimization/32450
3176 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3177 to ensure that instructions are not moved into the prologue when
3178 profiling is on. Remove unused prologue_end variable.
3179 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3180 as a scheduling barrier.
3182 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3185 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3186 Disregard DECL_FROM_INLINE.
3188 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3190 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3191 IORing with a constant.
3193 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3195 PR rtl-optimization/32475
3196 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3197 for every definition of the stack pointer.
3199 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3201 * arm.c (vfp3_const_double_index): Copy signed results of
3202 REAL_VALUE_TO_INT into unsigned vars.
3204 2007-07-05 Richard Guenther <rguenther@suse.de>
3207 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3209 * tree-ssa.c (useless_type_conversion_p): Check canonical
3212 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3214 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3215 zero_extendhisi2): Change to define_insn_and_split.
3216 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3218 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3220 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3221 pass_match_asm_constraints): New.
3222 * passes.c (init_optimization_passes): Add new pass.
3223 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3224 * function.h (struct function): Add has_asm_statement bit.
3225 (current_function_has_asm_statement): New.
3226 * tree-pass.h (pass_match_asm_constraints): New.
3228 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3230 * config/mips/mips.c (mips_file_start): Avoid declaration
3233 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3235 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3237 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3239 * rtl.def (NOTE): Change print format string to print
3240 operand 5 as a note insn name.
3242 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3243 David Ung <davidu@mips.com>
3245 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3246 * doc/invoke.texi: (MIPS Options): Document them.
3248 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3249 David Ung <davidu@mips.com>
3251 Add support for SmartMIPS ASE.
3253 * optabs.c (expand_binop_directly): New, broken out from...
3254 (expand_binop): Here. Make it try rotating in the other
3255 direction even when the second operand isn't constant.
3256 * config/mips/mips.md (*lwxs): New.
3257 * config/mips/mips.opt (msmartmips): New.
3258 * config/mips/mips.c (mips_lwxs_address_p): New.
3259 (mips_rtx_costs): Make it recognize scaled indexed addressing.
3260 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3261 __mips_smartmips when compiling for TARGET_SMARTMIPS.
3262 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
3263 (ISA_HAS_LWXS): New.
3264 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
3265 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
3266 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
3267 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
3268 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
3269 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
3270 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
3272 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3274 * tree-vectorizer.c (new_loop_vec_info): Initialize
3275 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3276 * tree-vectorizer.h (_loop_vec_info): Added new filed
3277 min_profitable_iters.
3278 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
3279 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
3280 * tree-vect-analyze.c (vect_analyze_operations): Set
3281 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3282 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
3283 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
3284 Fix calculation of peel_iters_prologue. Move consideration of epilogue
3285 and prologue cost to after they are computed.
3286 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
3288 (vect_model_simple_cost): Takes additional argument dt. Consider cost
3289 of creating vectors from scalars according to dt.
3290 (vect_model_store_cost): Likewise.
3291 (vectorizable_call): Use dt array instead of scalar dt. Call
3292 vect_model_simple_cost with additional argument dt.
3293 (vectorizable_assignment): Likewise.
3294 (vectorizable_operation): Likewise.
3295 (vectorizable_type_demotion): Likewise.
3296 (vectorizable_type_promotion): Likewise.
3297 (vectorizable_store): Use dt array instead of scalar dt. Call
3298 vect_model_store_cost with additional argument dt.
3299 (vect_do_peeling_for_loop_bound): Don't call
3300 vect_estimate_min_profitable_iters. Instead, lookup
3301 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
3302 "may not be profitable".
3304 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3307 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
3308 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
3309 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
3310 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
3312 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
3314 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
3315 addressing modes cheaper.
3317 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
3319 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
3320 (dw_ranges_struct): Rename block_num to num. Adjust.
3321 (dw_ranges_by_label_struct): New.
3322 (ranges_by_label, ranges_by_label_allocated,
3323 ranges_by_label_in_use): New variables.
3324 (add_ranges_num): Factored most of the code out of...
3325 (add_ranges): ... this one. Rewrite in terms of the former.
3326 (add_ranges_by_labels): New.
3327 (output_ranges): Output by-label ranges.
3328 (dwarf2out_finish): Output range for multiple-section
3329 compile_unit. Output standard DW_AT_low_pc in addition to
3330 unexpected DW_AT_entry_pc.
3332 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
3334 PR tree-optimization/32604
3335 PR tree-optimization/32606
3337 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
3338 (compute_antic_safe): Removed.
3339 (ANTIC_SAFE_LOADS): Ditto.
3340 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
3341 (execute_pre): Don't call compute_antic_safe.
3342 (vuse_equiv): New function.
3343 (make_values_for_stmt): Use it
3344 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
3347 2007-07-04 Anatoly Sokolov <aesok@post.ru>
3350 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
3352 (avr_attribute_table): Make "naked" attribute apply to function types
3353 rather than to decls.
3354 (avr_handle_fntype_attribute): New function.
3356 2007-07-04 Joseph Myers <joseph@codesourcery.com>
3358 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
3361 2007-07-04 David Ung <davidu@mips.com>
3362 Joseph Myers <joseph@codesourcery.com>
3364 * config/mips/mips.md (type): Add logical, signext and move.
3365 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
3366 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
3367 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
3368 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
3369 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
3370 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
3371 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
3372 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
3373 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
3374 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
3375 movv2sf_hardfloat_64bit): Use the new types.
3376 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
3377 *movdf_softfloat, *movdf_mips16): Use "multi".
3378 (extendqihi2): Replace with a define_expand.
3379 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
3380 Based on extend<SHORT:mode><GPR:mode>2 patterns.
3381 * config/mips/74k.md (r74k_int_logical): New reservation and
3383 (r74k_int_arith): Remove "slt".
3384 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
3385 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
3386 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
3387 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
3388 reservations for "arith".
3390 2007-07-04 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa.c (useless_type_conversion_p): Add handling for
3393 scalar float and vector types. Only call the types_compatible_p
3394 langhook for aggregate types as last resort. Follow the
3397 2007-07-04 Richard Guenther <rguenther@suse.de>
3399 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
3400 the same as NOP_EXPR.
3402 2007-07-04 Nick Clifton <nickc@redhat.com>
3404 * target.h (struct gcc_target): Add target_help field.
3405 * target-def.h (TARGET_HELP): New.
3406 (TARGET_INITIALIZER): Use TARGET_HELP.
3407 * opts.c (command_handle_option): Invoke target_help function, if
3408 defined, when the user has specified --target-help on the command
3410 * doc/invoke.texi: Mention that --target-help might print
3411 additional information.
3412 * doc/tm.texi: Document TARGET_HELP hook.
3414 * arm.c (TARGET_HELP): Override default definition.
3415 (arm_target_help): New - display a wrapped list of cores and
3416 architectures supported.
3418 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
3420 * config/gcc/v850/v850.c (expand_prologue): Make sure
3421 GEN_INT() argument is sign extended rather than zero extended.
3422 (expand_epilogue): Likewise.
3423 (output_move_double): Delete.
3424 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
3425 * config/gcc/v850/v850.md (movdi): Delete.
3426 (*movdi_internal): Delete.
3428 (*movdf_internal): Delete.
3430 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3432 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
3433 unless compiling RTP PIC.
3435 2007-07-04 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/32482
3438 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
3439 original ssa name if we didn't find a shift expression.
3440 Fix shift constant for bit zero test.
3442 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3444 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
3446 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3448 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
3449 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
3450 * config/arm/vxworks.h (ASM_SPEC): Delete.
3451 (SUBTARGET_EXTRA_ASM_SPEC): Define.
3453 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3455 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
3456 (DDR_REVERSED_P): New.
3457 * tree-data-ref.c (initialize_data_dependence_relation,
3458 build_classic_dist_vector): Set DDR_REVERSED_P.
3460 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3463 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
3464 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3465 init_omega_for_ddr_1): Use non conservative number of iterations
3467 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
3468 (analyze_siv_subscript): Remove FIXME and reinitialization of
3469 last_conflicts to chrec_dont_know.
3470 * testsuite/gfortran.dg/vect/pr32457.f90: New.
3472 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3474 * tree.c (maybe_canonicalize_argtypes): Improve description.
3476 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3478 * tree.c (maybe_canonicalize_argtypes): New.
3479 (build_function_type): Set canonical type.
3480 (build_method_type_directly): Ditto.
3481 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
3484 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3486 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
3488 (rewrite_use_nonlinear_expr): Likewise.
3490 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3492 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
3494 2007-07-04 Ben Elliston <bje@au.ibm.com>
3496 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
3499 * c-objc-common.c (c_types_compatible_p): Fix indentation.
3501 * doc/tm.texi (Run-time Target): Capitalise "CPU".
3502 (Exception Handling): Likewise.
3504 2007-07-03 Jan Hubicka <jh@suse.cz>
3506 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
3508 2007-07-03 Eric Christopher <echristo@apple.com>
3510 * doc/cppopts.texi: Add conflicting option note to -dM.
3511 * doc/invoke.texi: Add note about possible conflicts with
3512 -E for -dCHARS and note that -dM will not produce
3513 any results if there is no machine dependent reorg.
3515 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3517 * tree.h (DECL_ALIGN): Back out previous change.
3519 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3521 * configure.ac: Test for .dtprelword support on MIPS.
3522 * configure, config.in: Regenerate.
3523 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
3524 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3526 2007-07-03 Julian Brown <julian@codesourcery.com>
3528 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
3529 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
3530 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
3531 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
3533 (all_fpus): Add FPUTYPE_VFP3.
3534 (fp_model_for_fpu): Add VFPv3 field.
3535 (arm_rtx_costs_1): Give cost to VFPv3 constants.
3536 (vfp3_const_double_index): New function. Return integer index of
3537 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
3539 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
3540 and argument represents a valid RTX for a VFPv3 constant.
3541 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
3543 (vfp_emit_fstmd): Similar, for fstmd.
3544 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
3545 constants, represented as integer indices.
3546 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
3547 VFP_REGNO_OK_FOR_DOUBLE macros.
3548 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
3549 (arm_file_start): Set float-abi attribute for VFPv3, and output
3550 correct ".fpu" assembler directive.
3551 (arm_dbx_register_numbering): Add FIXME.
3552 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
3553 (fputype): Add FPUTYPE_VFP3.
3554 (FIXED_REGISTERS): Add 32 registers for D16-D31.
3555 (CALL_USED_REGISTERS): Likewise.
3556 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
3557 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
3558 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
3559 (D7_VFP_REGNUM): New.
3560 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
3561 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
3562 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
3563 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
3564 (REG_ALLOC_ORDER): Adjust for VFPv3.
3565 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
3566 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
3567 VFP_LO_REGS, VFP_HI_REGS.
3568 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
3569 (IS_VFP_CLASS): Define macro.
3570 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
3572 (REGISTER_MOVE_COST): Likewise.
3573 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
3574 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
3575 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
3576 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
3577 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
3578 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
3579 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
3580 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
3581 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
3582 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
3583 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
3584 where appropriate for single-word registers.
3585 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
3586 As above. Fix type attributes.
3587 * config/arm/constraints.md (register_contraint "t"): Define.
3588 (register_constraint "w"): Change to D0-D15, or D0-D31 for
3590 (register_constraint "x"): Define.
3591 (constraint "Dv"): Define.
3593 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3595 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
3597 2007-07-03 Tom Tromey <tromey@redhat.com>
3599 * c-parser.c (objc_pq_context): Removed.
3600 (objc_need_raw_identifier): Likewise.
3601 (c_parser) <objc_pq_context>: New field.
3602 <objc_need_raw_identifier>: Likewise.
3603 (OBJC_NEED_RAW_IDENTIFIER): Removed.
3604 (c_lex_one_token): Update.
3605 (c_parser_objc_protocol_definition): Update.
3606 (c_parser_objc_method_definition): Update.
3607 (c_parser_objc_methodproto): Update.
3608 (c_parser_declspecs): Update.
3610 2007-07-03 David Ung <davidu@mips.com>
3612 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
3614 2007-07-03 David Ung <davidu@mips.com>
3615 Richard Sandiford <richard@codesourcery.com>
3617 * doc/invoke.texi: Document -march=74kf3_2.
3618 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
3619 (TUNE_74K): Check for it.
3620 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
3621 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
3622 * config/mips/mips.md (cpu): Add 74kf3_2.
3623 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
3624 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
3625 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
3626 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
3627 74kf3_2 to the CPU list.
3628 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
3629 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
3630 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
3631 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
3632 (r74kf3_2_fxfer_from_c1): New insn reservations.
3634 2007-07-03 Richard Sandiford <richard@codesourcery.com>
3635 David Ung <davidu@mips.com>
3637 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
3638 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
3639 and 74k[fx]. Document aliases for the new options.
3640 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
3641 (PROCESSOR_24KF2_1): ...this.
3642 (PROCESSOR_24KX): Rename to...
3643 (PROCESSOR_24KF1_1): ...this.
3644 (PROCESSOR_74KF): Rename to...
3645 (PROCESSOR_74KF2_1): ...this.
3646 (PROCESSOR_74KX): Rename to...
3647 (PROCESSOR_74KF1_1): ...this.
3648 (TUNE_74K): Update PROCESSOR_* names.
3649 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
3650 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
3651 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
3652 (mips_rtx_cost_data): Update processor names in comments.
3653 (mips_issue_rate): Update PROCESSOR_* names.
3654 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
3655 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
3656 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
3657 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
3658 Update cpu attribute names.
3659 (r24k_fpu_iss): Rename this reservation to...
3660 (r24kf2_1_fpu_iss): ...this and update all uses.
3661 (r24kx_fpu_iss): Rename this reservation to...
3662 (r24kf1_1_fpu_iss): ...this and update all uses.
3663 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
3664 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
3665 Update cpu attribute names.
3667 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
3669 * config/m32r/constraints.md: New file.
3670 * config/m32r/m32r.c: Include tm-constrs.h.
3671 (small_data_operand): Use satisfies_constraint_* instead of macro.
3672 (addr24_operand, gen_compare): Likewise.
3673 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
3674 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
3675 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3676 EXTRA_CONSTRAINT): Likewise.
3677 * config/m32r/m32r.md: Include constraints.md.
3678 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3679 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3680 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3681 (two_insn_const_operand, int8_operand, uint16_operand,
3682 reg_or_int16_operand, reg_or_uint16_operand,
3683 reg_or_cmp_int16_operand, cmp_int16_operand,
3684 seth_add3_operand): Likewise.
3686 2007-07-03 Eric Christopher <echristo@gmail.com>
3688 * libgcc2.h: Conditionally declare __bswapsi2 and
3691 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3693 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3696 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3699 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3700 (__gthrw_pragma): Provide default definition.
3702 * gthr-posix.c (__gthrw_pragma): Define.
3704 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3706 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3707 before declaring inequality.
3709 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3711 * combine.c (recog_for_combine): Log the success or failure of
3712 matching new insn patterns against the machine description in
3715 2007-07-03 Revital Eres <eres@il.ibm.com>
3717 * ddg.c (print_sccs): New function.
3718 (check_sccs): New function.
3719 (create_ddg_all_sccs): Use it.
3720 * ddg.h (print_sccs): Declare.
3721 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3723 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3725 * targhooks.h (default_mode_for_suffix): New function declaration.
3726 * targhooks.c (default_mode_for_suffix): New default target hook.
3727 * target.h (struct c): New structure in the targetm struct.
3728 (mode_for_suffix): New target hook as part of struct c.
3729 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3730 default_mode_for_suffix.
3731 (TARGET_C): New define.
3732 * c-lex.c: Include "target.h".
3733 (interpret_float): Use targetm.c.mode_for_suffix to determine
3734 the mode for a given non-standard suffix.
3735 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3737 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3738 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3740 * doc/extend.texi (Floating Types): New node. Document __float80 and
3741 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3743 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3746 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3747 predicate instead of target_operand.
3748 (divsi3_i1_media, divsi3_media_2): Likewise.
3750 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3752 * tree.h (alias_sets_might_conflict_p): Rename into
3753 alias_sets_must_conflict_p.
3754 * alias.c (alias_sets_might_conflict_p): Likewise.
3755 (alias_sets_conflict_p): Use it.
3756 (objects_must_conflict_p): Likewise.
3757 * c-common.c (strict_aliasing_warning): Adjust.
3759 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3761 * rtlhooks.c (gen_lowpart_if_possible): Check for
3762 invalid subreg before calling gen_lowpart_SUBREG.
3764 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3766 * config/darwin9.h: Add copyright notice.
3767 (LINK_COMMAND_SPEC): Add comment.
3768 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3769 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3770 DARWIN_LIBSYSTEM_HAS_UNWIND.
3772 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3775 * omp-low.c (check_combined_parallel): New function.
3776 (lower_omp_parallel): Call it via walk_stmts, set
3777 OMP_PARALLEL_COMBINED if appropriate.
3778 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3779 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3780 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3781 don't consider it as combined parallel.
3783 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3785 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3786 (gcc_tooldir): Likewise.
3787 * configure: Regenerate.
3788 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3789 old configure.ac gcc_tooldir setting.
3790 (prefix_to_exec_prefix): New variable.
3791 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3792 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3794 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3796 Fix PR tree-optimization/32583
3797 Fix PR tree-optimization/32584
3798 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3799 (phi_translate_set): Use phi_translate directly now.
3800 (make_values_for_stmt): Don't value number RHS if we already know
3803 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3804 Jim Wilson <wilson@specifix.com>
3807 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3810 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3811 Richard Sandiford <richard@codesourcery.com>
3812 Nigel Stephens <nigel@mips.com>
3814 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3815 (mips16e_output_save_restore): Declare.
3816 (mips16e_save_restore_pattern_p): Likewise.
3817 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3818 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3819 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3820 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3821 (BITSET_P): New global macro, extracted from...
3822 (mips_for_each_saved_reg): ...here.
3823 (mips16e_save_restore_info): New struct.
3824 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3825 (mips16e_save_restore_regs): New variable.
3826 (mips_split_plus, mips16e_find_first_register): New functions.
3827 (mips16e_mask_registers): New function.
3828 (compute_frame_size): Expand the commentary before the function.
3829 Enforce the MIPS16e save and restore register range restrictions.
3830 Pad the general register save area at the low end.
3831 (mips16e_save_restore_reg, mips16e_build_save_restore)
3832 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3833 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3834 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3836 (mips_expand_prologue, mips_expand_epilogue): Handle
3837 GENERATE_MIPS16E_SAVE_RESTORE.
3838 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3840 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3842 PR tree-optimization/31966
3843 PR tree-optimization/32533
3844 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3845 "basic_block" description as its third argument. Update function
3846 calls to get destination bb from "edge" argument. Save "cond" into
3847 aux field of the edge. Update prototype for changed arguments.
3848 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3850 (find_phi_replacement_condition): Operate on incoming edges, not
3851 on predecessor blocks. If there is a condition saved in the
3852 incoming edge aux field, AND it with incoming bb predicate.
3853 Return source bb of the first edge.
3854 (clean_predicate_lists): Clean aux field of outgoing node edges.
3855 (tree_if_conversion): Do not initialize cond variable. Move
3856 variable declaration into the loop.
3857 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3858 initializations of new_stmt, arg0 and arg1 variables.
3860 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3862 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
3863 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
3865 2007-07-02 Richard Guenther <rguenther@suse.de>
3867 * tree-ssa.c (useless_type_conversion_p): Document
3868 future intent as defining the middle-end type system.
3869 Re-structure to call langhook last, group by type class,
3870 mark questionable parts.
3872 2007-07-02 Richard Guenther <rguenther@suse.de>
3874 * tree-flow.h (types_compatible_p): Declare.
3875 * tree-ssa.c (types_compatible_p): New function.
3876 * ipa-type-escape.c (discover_unique_type): Use
3877 types_compatible_p instead of lang_hooks.types_compatible_p.
3878 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3879 * tree-vn.c (expressions_equal_p): Likewise.
3880 * tree.c (fields_compatible_p): Likewise.
3881 * tree-ssa-dom.c (avail_expr_eq): Likewise.
3882 (cprop_operand): Use useless_type_conversion_p instead of
3883 lang_hooks.types_compatible_p.
3884 * tree-inline.c (setup_one_parameter): Likewise.
3885 (declare_return_variable): Likewise.
3886 * tree-nrv.c (tree_nrv): Likewise.
3887 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3888 (maybe_fold_offset_to_component_ref): Likewise.
3889 (maybe_fold_offset_to_reference): Likewise.
3890 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3891 (merge_alias_info): Likewise.
3892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3893 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3894 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
3895 * tree-tailcall.c (find_tail_calls): Likewise.
3896 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3897 * gimplify.c (canonicalize_addr_expr): Likewise.
3898 (fold_indirect_ref_rhs): Likewise.
3899 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
3900 (cpt_same_type): Likewise.
3901 (check_pointer_types_r): Swap parameters to cpt_same_type
3903 * fold-const.c (fold_convert): Revert fix for PR15988.
3904 * tree-inline.c (setup_one_parameter): Instead fix it here by
3905 using fold_build1 instead of fold_convert and checking for
3906 error_mark_node. Convert only if the conversion is necessary.
3908 2007-07-02 Joseph Myers <joseph@codesourcery.com>
3910 * configure.ac: Check for .gnu_attribute on Power.
3911 * configure: Regenerate.
3912 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
3913 attribute for floating-point ABI.
3915 2007-07-02 Ira Rosen <irar@il.ibm.com>
3917 PR tree-optimization/32230
3918 PR tree-optimization/32477
3919 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
3920 address is a constant.
3922 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3924 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
3925 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
3926 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
3927 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
3928 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
3929 64-bit targets. Add support for *-elfoabi*.
3930 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
3931 different settings if $(tm_defines) does not select the EABI.
3932 (MULTILIB_EXCLUSIONS): Define in those circumstances.
3933 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
3934 (MIPS_ARCH_OPTION_SPEC): Likewise.
3935 (MIPS_ISA_LEVEL_SPEC): Likewise.
3936 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
3937 * config/mips/elfoabi.h: New file.
3939 2007-07-02 Richard Guenther <rguenther@suse.de>
3941 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
3942 (useless_type_conversion_p): ... this.
3943 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
3944 (useless_type_conversion_p): ... this.
3945 * builtins.c (fold_builtin_memory_op): Rename
3946 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
3947 * tree-cfg.c (verify_expr): Likewise.
3948 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
3949 * tree-ssa-ccp.c (ccp_fold): Likewise.
3950 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3951 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
3952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3953 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
3954 * tree-ssa-pre.c (eliminate): Likewise.
3955 * tree-ssa.c (delete_tree_ssa): Likewise.
3956 (tree_ssa_useless_type_conversion): Likewise.
3957 * tree.c (build2_stat): Likewise.
3959 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3961 Fix PR tree-optimization/32571
3962 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
3965 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3967 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
3968 and other expected operations explicitly, change default to
3971 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3973 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
3975 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3976 (tls_load_dot_plus_eight): Move the label number into the unspec.
3977 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
3979 2007-07-01 Andreas Schwab <schwab@suse.de>
3981 * dwarf2out.c (initial_return_save): Define only if used.
3983 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
3985 Unreverting Richard's Revert of:
3987 2007-06-27 Richard Sandiford <richard@codesourcery.com>
3989 * dce.c (deletable_insn_p_1): New function, split out from...
3990 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
3991 specially, not those inside PARALLELs. Remove BODY argument
3992 and adjust recursive call accordingly.
3993 (prescan_insns_for_dce): Update call to delete_insn_p.
3995 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
3996 Revital Eres <eres@il.ibm.com>
3998 * ddg.c (create_ddg_all_sccs): Fix missed
3999 initialization of scc_nodes.
4001 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4004 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
4005 X + ~X to 1 only for INTEGRAL_TYPE_P type.
4007 2007-06-30 Joseph Myers <joseph@codesourcery.com>
4009 * configure.ac: Check for .gnu_attribute on MIPS.
4010 * configure, config.in: Regenerate.
4011 * config/mips/mips.c (mips_file_start): If supported, output
4012 attribute for floating-point ABI.
4014 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
4018 (ffs_cmove): New expander to expand using ctz pattern.
4019 (*ffs_cmove): Remove pattern.
4020 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
4021 (ffsdi2): Expand using ctz pattern.
4022 (*ffs_rex64): Remove pattern.
4024 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4026 PR rtl-optimization/32296
4027 * pa.md (return): Delete pattern.
4028 (return_internal): Remove "(const_int 1)" from pattern.
4029 (epilogue): Use return_internal pattern for trivial returns.
4030 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
4031 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
4033 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4035 * tree-ssa-pre.c (is_exception_related): New function
4036 (can_value_number_operation): Use it.
4038 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4040 Fix PR tree-optimization/32540
4041 Fix PR tree-optimization/31651
4043 * tree-ssa-sccvn.c: New file.
4045 * tree-ssa-sccvn.h: Ditto.
4047 * tree-vn.c: Include tree-ssa-sccvn.h
4048 (val_expr_paid_d): Removed.
4049 (value_table): Ditto.
4050 (vn_compute): Ditto.
4051 (val_expr_pair_hash): Ditto.
4052 (val_expr_pair_expr_eq): Ditto.
4053 (copy_vuses_from_stmt): Ditto.
4056 (shared_vuses_from_stmt): Ditto.
4057 (print_creation_to_file): Moved up.
4058 (sort_vuses): Ditto.
4059 (sort_vuses_heap): Ditto.
4060 (set_value_handle): Make non-static.
4061 (make_value_handle): Ditto.
4062 (vn_add): Rewritten to use sccvn lookups.
4063 (vn_add_with_vuses): Ditto.
4064 (vn_lookup): Ditto (and second argument removed).
4065 (vn_lookup_with_vuses): Ditto.
4066 (vn_lookup_or_add): Ditto (and second argument removed);
4067 (vn_lookup_or_add_with_vuses): Ditto.
4068 (vn_lookup_with_stmt): New.
4069 (vn_lookup_or_add_with_stmt): Ditto.
4070 (create_value_handle_for_expr): Ditto.
4072 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
4073 (seen_during_translate): New function.
4074 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
4075 (phi_trans_add): Ditto.
4076 (constant_expr_p): FIELD_DECL is always constant.
4077 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
4078 Use constant_expr_p.
4079 Avoid infinite recursion on mutually valued expressions.
4080 Change callers of vn_lookup_or_add.
4081 (phi_translate): New function.
4082 (compute_antic_safe): Allow phi nodes.
4083 (create_component_ref_by_pieces): Update for FIELD_DECL change.
4084 (find_or_generate_expression): Rewrite slightly.
4085 (create_expression_by_pieces): Updated for vn_lookup_or_add
4087 Update VN_INFO for new names.
4088 (insert_into_preds_of_block): Update for new names.
4089 (add_to_exp_gen): New function.
4090 (add_to_sets): Use vn_lookup_or_add_with_stmt.
4091 (find_existing_value_expr): Rewrite to changed vn_lookup.
4092 (create_value_expr_from): Ditto, and use add_to_exp_gen.
4093 (try_look_through_load): Removed.
4094 (try_combine_conversion): Ditto.
4095 (get_sccvn_value): New function.
4096 (make_values_for_phi): Ditto.
4097 (make_values_for_stmt): Ditto.
4098 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
4100 (init_pre): Update for SCCVN changes.
4102 (execute_pre): Ditto.
4104 * tree-flow.h (make_value_handle): Declare.
4105 (set_value_handle): Ditto.
4106 (sort_vuses_heap): Ditto.
4107 (vn_lookup_or_add_with_stmt): Ditto.
4108 (vn_lookup_with_stmt): Ditto.
4109 (vn_compute): Remove.
4112 (vn_lookup): Update arguments.
4114 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
4116 (tree-ssa-sccvn.o): New.
4117 (OBJS-common): Add tree-ssa-sccvn.o
4119 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4122 * c-typeck.c (build_external_ref): Don't mark as used if called
4124 * calls.c (rtx_for_function_call): Likewise.
4126 2007-06-30 Richard Sandiford <richard@codesourcery.com>
4130 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4132 * dce.c (deletable_insn_p_1): New function, split out from...
4133 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4134 specially, not those inside PARALLELs. Remove BODY argument
4135 and adjust recursive call accordingly.
4136 (prescan_insns_for_dce): Update call to delete_insn_p.
4138 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
4140 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
4141 (try_combine): Move potential calls to undo_all() so they happen
4142 before we commit to using the combined insns.
4144 2006-06-30 Jan Hubicka <jh@suse.cz>
4146 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
4149 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
4151 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
4152 (cgraph_remove_unreachable_nodes): Likewise.
4153 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
4154 * ipa-inline.c (update_caller_keys): Cast according to the coding
4156 (cgraph_decide_recursive_inlining): Likewise.
4157 (cgraph_decide_inlining_of_small_function): Likewise.
4158 (try_inline): Likewise.
4159 (cgraph_decide_inlining_incrementally): Likewise.
4160 * ipa-pure-const.c (get_function_state): Likewise.
4161 (scan_function): Likewise.
4162 (analyze_function): Likewise.
4163 (static_execute): Likewise.
4164 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
4165 (merge_callee_local_info): Likewise.
4166 (analyze_function): Use type safe memory macros.
4167 (static_execute): Likewise. Cast according to the coding conventions.
4168 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4170 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4172 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4173 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4176 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4179 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4180 for complex modes (both int and real).
4182 2007-06-29 Jan Hubicka <jh@suse.cz>
4184 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4186 2007-06-29 Jan Hubicka <jh@suse.cz>
4189 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4192 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4195 * config/avr/avr.c: Include dataflow header file.
4196 (expand_prologue): Adjust for prologue insn change.
4197 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4200 2007-06-29 Richard Guenther <rguenther@suse.de>
4203 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4204 during type verification.
4206 2007-06-29 Jan Hubicka <jh@suse.cz>
4208 * recog.c (validate_change_rtx_1): Unshare TO argument.
4210 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4212 PR tree-optimization/24659
4213 * tree-vect-transform.c (vectorizable_call): Handle
4214 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4216 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4217 * config/i386/i386.c (enum ix86_builtins)
4218 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4219 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4221 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4222 const using def_builtin_const.
4223 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4224 input operands in the same modes as the result.
4225 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4227 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4229 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4230 (df_set_dead_notes_for_mw): Likewise.
4232 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4234 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4236 2007-06-28 DJ Delorie <dj@redhat.com>
4238 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4240 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4242 * doc/invoke.texi (C++ Dialect Options): Document
4243 fvisibility-ms-compat.
4244 * c.opt (fvisibility-ms-compat): New.
4246 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4249 * tree-affine.c (aff_combination_add_elt): Handle
4250 pointer addition specially.
4252 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4254 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4255 decl is non-external for AIX ABI.
4257 2007-06-28 David Edelsohn <edelsohn@gnu.org>
4259 * config/rs6000/predicates.md (current_file_function_operand):
4260 Ensure the symbol is non-external for AIX ABI.
4262 2007-06-28 Nick Clifton <nickc@redhat.com>
4264 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
4265 (fdce, fdse, fpredictive-commoning): Likewise.
4267 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4270 * gcc.c (process_command): Recognize the new -static-libgfortran
4273 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
4276 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
4277 Use a call clobbered hard reg instead of a pseudo reg.
4279 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4281 * config/sh/sh.md (load_gbr): Use correct operand constraint.
4283 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4286 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
4287 REG_LIBCALL and REG_RETVAL notes.
4288 (divsi3, mulsi3): Likewise.
4289 (mulhisi3): Likewise. Use emit_libcall_block.
4290 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
4292 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
4294 PR rtl-optimization/32481
4295 * combine.c (adjust_for_new_dest): Rescan the changed insn.
4297 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4299 * dce.c (deletable_insn_p_1): New function, split out from...
4300 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4301 specially, not those inside PARALLELs. Remove BODY argument
4302 and adjust recursive call accordingly.
4303 (prescan_insns_for_dce): Update call to delete_insn_p.
4305 2007-06-27 Richard Guenther <rguenther@suse.de>
4308 * tree.h (fold_convertible_p): Declare.
4309 * fold-const.c (fold_convertible_p): New function.
4310 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
4311 instead of lang_hooks.types_compatible_p.
4313 2007-06-26 Jan Hubicka <jh@suse.cz>
4315 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
4316 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
4317 early use validate_unshare_change.
4318 (reload_combine): Likewise.
4319 * recog.c (change_t): New field unshare.
4320 (validate_change_1): Rename from validate_change; add argument unshare.
4321 (validate_change): Turn into wrapper of validate_change_1; update
4322 prototype for bools.
4323 (validate_unshare_change): New.
4324 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
4325 calls of df_insn_rescan.
4326 * recog.h (validate_change): Replace ints by bools.
4327 (validate_unshare_change): Declare.
4329 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4331 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
4333 2007-06-26 Steve Ellcey <sje@cup.hp.com>
4335 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
4337 2007-06-25 Jan Hubicka <jh@suse.cz>
4339 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
4341 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
4342 cgraph_decide_inlining_incrementally): Move uninlinability checks to
4343 places other call site specific checks are performed.
4345 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4348 * tree-vect-transform.c (vectorizable_operation): Convert
4349 POINTER_PLUS_EXPR over to PLUS_EXPR.
4351 2007-06-25 Chao-ying Fu <fu@mips.com>
4353 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
4354 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
4355 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4356 Document GET_MODE_IBIT, and GET_MODE_FBIT.
4358 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
4359 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4360 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
4361 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
4362 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
4363 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
4364 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
4365 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
4366 ALL_FIXED_POINT_MODE_P): New define.
4367 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4369 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
4371 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
4372 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4373 MODE_VECTOR_UACCUM): New mode classes.
4375 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
4376 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
4377 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
4380 * genmodes.c (struct mode_data): Add ibit and fbit fields.
4381 (blank_mode): Initialize ibit and fbit.
4382 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
4383 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4385 (new_adjust): Change required_class to required_class_from and
4386 required_class_to for testing within a range.
4387 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4388 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4390 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
4391 (make_fixed_point_mode): New.
4392 (_ADD_ADJUST): Change C to C1 and C2.
4393 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
4394 use a range for machine classes.
4395 (ADJUST_IBIT, ADJUST_FBIT): New.
4396 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
4398 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4399 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4400 Emit adjustment for ibit and fbit.
4401 (emit_mode_ibit, emit_mode_fbit): New.
4402 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
4404 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
4406 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
4407 as the source of the set.
4409 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
4411 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4412 FP_REGNO_P): Use IN_RANGE.
4413 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4414 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
4415 (DATA_REG_P): Use DATA_REGNO_P.
4416 (FP_REG_P): Use FP_REGNO_P.
4417 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
4418 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
4419 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
4421 2007-06-24 Jan Hubicka <jh@suse.cz>
4424 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
4426 2007-06-24 Sebastian Pop <sebpop@gmail.com>
4429 * fold-const.c (fold_binary): Strip nops of operand 0
4430 of BIT_NOT_EXPR before calling operand_equal_p.
4431 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
4432 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
4434 2007-06-23 Mark Mitchell <mark@codesourcery.com>
4436 * doc/extend.texi: Document that dllimport and dllexport imply
4438 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
4439 imported or exported declaration, including type declarations.
4440 * c-common.c (handle_visibility_attribute): Check for conflicts
4441 with dllimport/dllexport.
4442 (c_determine_visibility): Handle dllimport/dllexport as an
4443 explicit visibility atttribute.
4445 2007-06-23 Richard Guenther <rguenther@suse.de>
4447 PR tree-optimization/16876
4449 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
4451 * tree-inline.c (initialize_inlined_parameters): Do not call
4452 lang_hooks.tree_inlining.convert_parm_for_inlining.
4453 * cgraphbuild.c (initialize_inline_failed): Set inline failed
4454 reason for mismatched types.
4455 * gimplify.c (gimplify_call_expr): Verify the call expression
4456 arguments match the called function type signature. Otherwise
4457 mark the call expression to be not considered for inlining
4458 using CALL_CANNOT_INLINE_P flag.
4459 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
4460 edges call expression.
4461 (cgraph_decide_inlining_of_small_function): Likewise.
4462 (cgraph_decide_inlining): Likewise.
4463 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4465 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
4466 * c-typeck.c (c_convert_parm_for_inlining): Remove.
4467 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
4469 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
4470 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
4472 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4473 convert_parm_for_inlining member.
4475 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
4478 * arm.md (negscc): Match the correct operand for optimized LT0 test.
4479 Remove optimization for GT.
4481 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
4484 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
4486 (prescan_insns_for_dce): Add extra parameter.
4488 2007-06-23 Jan Hubicka <jh@suse.cz>
4491 * gimplify.c (mark_addressable): New function.
4492 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
4494 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4497 * expr.c (store_constructor): Do not clobber non-zeroed memory.
4499 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4502 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
4503 moves between MMX/SSE registers to at least 8 units to prevent
4504 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
4506 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4508 * config/i386/i386.c (override_options): Correct x86_sahf
4511 2007-06-21 David Daney <ddaney@avtrex.com>
4514 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
4515 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
4516 (exception_receiver): Renamed to ...
4517 (nonlocal_goto_receiver): ... this.
4519 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
4521 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
4522 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
4523 partial register accesses.
4525 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
4527 * fold-const.c (debug_fold_checksum): Move it under
4528 ENABLE_FOLD_CHECKING.
4530 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4533 * tree.h (debug_fold_checksum): Declared.
4534 * fold-const.c (build_fold_addr_expr_with_type_1): New.
4535 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
4536 build_fold_addr_expr_with_type_1.
4537 (fold_addr_expr, debug_fold_checksum): New.
4538 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
4539 (fold_unary, fold_comparison, split_address_to_core_and_offset):
4542 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4544 PR tree-optimization/19590
4545 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
4546 of scev is a constant.
4547 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
4549 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4551 * df-problems.c (df_note_bb_compute): Made computation of live
4552 info consistent with df_lr.
4554 2007-06-21 Richard Guenther <rguenther@suse.de>
4556 PR tree-optimization/32453
4557 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
4558 for pointer anti-range.
4560 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
4562 * config/i386/i386.c (processor_target_table): Increase maximum
4563 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
4566 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
4567 byte alignment if > 8 byte alignment is preferred.
4568 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4570 2007-06-21 Jakub Jelinek <jakub@redhat.com>
4572 PR tree-optimization/31866
4573 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
4574 if ASM_EXPR's input is not a SSA_NAME.
4577 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
4578 but decl is a global var, instead return decl.
4579 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
4580 even for is_global_var decls, if they are private in some outer
4583 2007-06-21 Richard Guenther <rguenther@suse.de>
4585 PR tree-optimization/32451
4586 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
4588 2007-06-21 Christian Bruel <christian.bruel@st.com>
4590 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
4591 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
4592 (push_regs): Changed saving order or banked registers.
4593 (sh_expand_epilogue): Likewise.
4594 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
4595 (FIRST_BANKED_REG): Likewise.
4596 (LAST_BANKED_REG): Likewise.
4597 * config/sh/sh.md (banked) New attribute.
4598 (in_delay_slot): Check banked attribute.
4600 2007-06-20 Sebastian Pop <sebpop@gmail.com>
4602 PR tree-optimization/32075
4603 * tree-data-ref.c (subscript_dependence_tester_1,
4604 analyze_miv_subscript, analyze_overlapping_iterations,
4605 add_distance_for_zero_overlaps, build_classic_dist_vector,
4606 subscript_dependence_tester_1, analyze_overlapping_iterations,
4607 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
4608 compute_affine_dependence, compute_all_dependences): Pass loop_nest
4609 to evolution_function_is_affine_multivariate_p.
4611 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4613 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
4615 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
4618 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
4620 * config/m32c/prologue.md (epilogue_exitd_16): New.
4621 (epilogue_reit_16): New.
4622 (epilogue_exitd): Rename to epilogue_exitd_24.
4623 (epilogue_reit): Rename to epilogue_reit_24.
4625 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
4626 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4628 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
4630 * haifa-sched.c (queue_to_ready): Don't requeue next insn
4631 if dbg_cnt (sched_insn) reaches the limit.
4632 (choose_ready): New parameter INSN_PTR and new return value.
4633 (schedule_block): Handle dbg_cnt (sched_insn). Handle
4634 the new return value from choose_ready.
4635 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
4636 (rest_of_handle_global_alloc): New global_alloc_at_func.
4638 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
4640 PR tree-optimization/25737
4641 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
4642 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
4643 * tree-flow.h (struct fieldoff): Add new field alias_set.
4644 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
4645 argument addressable_type. Set alias_set of fieldoff.
4646 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
4647 (create_overlap_variables_for): Pass alias_set from fieldoff to
4649 * alias.c (get_alias_set): Use alias_set from SFT if set.
4651 2007-06-20 Hui-May Chang <hm.chang@apple.com>
4653 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
4654 of a variable as an unsigned HOST_WIDE_INT integer.
4656 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
4658 PR rtl-optimization/32405
4659 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
4661 2007-06-20 Jakub Jelinek <jakub@redhat.com>
4663 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
4666 * builtins.c: Include diagnostic.h.
4667 (expand_builtin_expect): Make gcc_assert more permissive.
4668 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
4671 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
4675 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4676 if ACCUMULATE_OUTGOING_ARGS.
4678 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4680 * config/m68hc11/m68hc11.c: Include dataflow header file.
4681 (m68hc11_reorg): Port to dataflow.
4683 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4685 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4686 (struct df_problem.free_blocks_on_set_blocks): New field.
4687 (struct dataflow.optional_p): New field.
4688 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4689 (df_live_set_all_dirty): New function.
4690 * df-scan.c (df_scan_alloc): Initialize optional_p.
4691 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4692 * df-core.c (df_set_blocks): Removed use of
4693 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4694 df_problem.free_blocks_on_set_blocks to determine which blocks are
4696 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4697 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4698 uses dataflow.optional_p to determine if problem should be
4700 (rest_of_handle_df_initialize): Only start live problem if
4702 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4703 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4704 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4705 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4706 problem_NOTE): Initialize free_blocks_on_set_blocks.
4707 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4709 (df_live_set_all_dirty, df_note_alloc): New function.
4710 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4712 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4713 * postreload.c (reload_combine): Ditto.
4714 * cse.c (cse_extended_basic_block): Ditto.
4715 * regmove.c (mark_flags_life_zones): Ditto.
4716 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4717 erase_matching_seqs): Ditto.
4718 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4719 * integrate (allocate_initial_values): Ditto.
4720 * combine.c (reg_dead_at_p): Ditto.
4721 * resource.c (mark_target_live_regs): Ditto.
4722 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4723 * config/sh/sh.c (find_r0_life_regions): Ditto.
4724 * global.c (rest_of_handle_global_alloc): Only add back df_live
4726 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4728 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4730 (if_convert): Make sure df_live is there at -O == 1.
4731 (pass_if_after_combine): Cleanup flags.
4732 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4733 is there at -O == 1.
4735 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4737 * config/arm/arm.c (arm_get_frame_offsets): Set
4738 offsets->locals_base to avoid negative stack size.
4739 (thumb1_expand_prologue): Assert on negative stack size.
4741 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4743 PR tree-optimization/32367
4744 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4745 of the chrec has no evolution in that loop.
4746 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4748 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4750 * config/xtensa/xtensa.c: Include "df.h".
4751 (xtensa_builtin_saveregs): Use adjust_address instead of
4753 (xtensa_va_start): Invoke make_tree with sizetype for
4754 expand_builtin_saveregs and then convert the result to a pointer.
4755 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4756 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4757 Subtract argument size from index value as integers and then use
4758 POINTER_PLUS_EXPR to add the result to the array address.
4760 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4763 * config/m32c/m32c.c: Include dataflow header file.
4764 (m32c_emit_prologue): Adjust for prologue insn change.
4765 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4766 once inside a PARALLEL. Assume frame size passed in operand 0
4767 includes space to save the fb register.
4768 (prologue_enter_24): Likewise.
4769 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4771 2007-06-19 David Daney <ddaney@avtrex.com
4774 * config/mips/mips.md (cprestore): Mark $gp as used.
4776 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4779 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4780 (frv_ifcvt_modify_insn): Likewise.
4782 2007-06-19 Richard Guenther <rguenther@suse.de>
4784 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4785 only handle positive offsets that fit in a HOST_WIDE_INT.
4787 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4789 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4790 result of rsqrt insn for zero input argument to avoid NaN.
4792 2007-06-19 Richard Guenther <rguenther@suse.de>
4795 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4797 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4799 PR tree-optimization/32353
4800 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4802 2007-06-19 Nick Clifton <nickc@redhat.com>
4804 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4806 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4810 * config/i386/i386.c (assign_386_stack_local): Assert that
4811 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4812 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4813 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4814 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4816 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4818 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4820 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4822 PR rtl-optimization/32321
4823 * gcse.c (replace_store_insn): Update the note before
4824 calling emit_insn_after.
4826 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4829 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4831 * df-problems.c (df_note_bb_compute): Fix dumping info.
4833 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4835 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4836 insn with emit_jump_insn.
4838 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4840 PR tree-optimization/32383
4841 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4842 * targhooks.h (default_builtin_reciprocal): Update prototype.
4843 * target.h (struct gcc_target): Update builtin_reciprocal.
4844 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4845 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4846 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4847 when fndecl is in BUILT_IN_MD class.
4848 (execute_convert_to_rsqrt): Ditto.
4850 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4851 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4852 Convert BUILT_IN_SQRTF code only when md_fn is false.
4854 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * bt-load.c (move_btr_def): Fix the order of arguments
4857 to validate_replace_rtx.
4859 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
4861 * config/m68k/m68k-devices.def: Add 54450..54455.
4863 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
4865 PR rtl-optimization/32366
4866 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
4867 FLOAT_EXTEND]: Prevent non-scalar modes from entering
4870 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4873 * modulo-sched (generate_reg_moves): Added rescan parameter and if
4874 this is true, rescan insn being modified.
4875 (sms_schedule): Added rescan parameter.
4876 (rest_of_handle_sms): Moved freeing of dominance info to before
4877 getting out of cfg_layout.
4879 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
4881 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
4882 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
4885 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
4886 FL_CF_EMAC from the entry for isac.
4888 * config/m68k/predicates.md (const_call_operand): Adjust comment.
4889 (const_sibcall_operand): New.
4890 (sibcall_operand): Use it.
4891 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
4892 (m68k_isas): ISAC does not imply FPU or EMAC.
4893 (override_options): Add ISA_C logic for symbolic jump & call.
4895 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4897 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4898 return mode from the builtin itself.
4899 (sparc_fold_builtin): Fix cast of zero constant.
4901 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4903 * targhooks.c (default_builtin_reciprocal): New default target hook.
4904 * targhooks.h (default_builtin_reciprocal): Add prototype.
4905 * hooks.c (hook_tree_tree_bool_null): Remove hook.
4906 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
4907 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
4908 default_builtin_reciprocal.
4910 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
4913 * hooks.c (hook_tree_tree_bool_null): New hook.
4914 * hooks.h (hook_tree_tree_bool_null): Add prototype.
4915 * tree-pass.h (pass_convert_to_rsqrt): Declare.
4916 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
4917 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
4918 and convert it to reciprocal a*rfunc(b).
4919 (execute_convert_to_rsqrt): New function.
4920 (gate_convert_to_rsqrt): New function.
4921 (pass_convert_to_rsqrt): New pass definition.
4922 * target.h (struct gcc_target): Add builtin_reciprocal.
4923 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
4924 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
4925 TARGET_BUILTIN_RECIPROCAL.
4926 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
4928 * config/i386/i386.h (TARGET_RECIP): New define.
4929 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
4930 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4931 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4932 and not optimizing for size.
4933 (*rcpsf2_sse): New insn pattern.
4934 (*rsqrtsf2_sse): Ditto.
4935 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
4936 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4937 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4938 and not optimizing for size.
4939 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
4940 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4941 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4942 and not optimizing for size.
4943 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
4944 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4945 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4946 and not optimizing for size.
4947 (*sse_rsqrtv4sf2): Do not export.
4949 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
4950 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
4951 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
4952 and not optimizing for size.
4954 * config/i386/i386.opt (mrecip): New option.
4955 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
4956 (ix86_emit_swsqrtsf): Ditto.
4957 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
4958 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
4960 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
4961 ix86_expand_unop1_builtin.
4962 (ix86_emit_swdivsf): New function.
4963 (ix86_emit_swsqrtsf): Ditto.
4964 (ix86_builtin_reciprocal): New function.
4965 (TARGET_BUILTIN_RECIPROCAL): Use it.
4966 (ix86_vectorize_builtin_conversion): Rename from
4967 ix86_builtin_conversion.
4968 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
4969 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
4970 "i386 and x86_64 Options" section.
4971 (Intel 386 and AMD x86_64 Options): Document -mrecip.
4973 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4974 Zdenek Dvorak <dvorakz@suse.cz>
4975 Richard Guenther <rguenther@suse.de>
4976 Kaz Kojima <kkojima@gcc.gnu.org>
4978 * tree-vrp.c (compare_values_warnv): Convert val2 to
4980 (extract_range_from_assert): Create
4981 POINTER_PLUS_EXPR for pointer types.
4982 (extract_range_from_binary_expr): Handle
4983 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
4985 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
4986 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
4987 POINTER_PLUS_EXPR as PLUS_EXPR.
4988 (number_of_iterations_lt_to_ne):
4989 For pointer types, use sizetype when
4990 creating MINUS_EXPR/PLUS_EXPRs.
4991 (assert_loop_rolls_lt): For pointer types, use sizetype when
4992 creating MINUS_EXPR/PLUS_EXPRs.
4993 (number_of_iterations_le): Likewise.
4994 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
4995 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
4996 like PLUS_EXPR and MINUS_EXPR.
4997 * tree-pretty-print.c (dump_generic_node): Handle
4999 (op_prio): Likewise.
5000 (op_symbol_1): Likewise.
5001 * optabs.c (optab_for_tree_code): Likewise.
5002 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
5004 * tree-tailcall.c (process_assignment): Mention
5005 POINTER_PLUS_EXPR in a TODO comment.
5006 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
5007 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
5008 not used with a pointer and an integer type.
5009 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
5010 increment using chrec_convert_rhs instead of chrec_convert.
5011 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
5012 PLUS_EXPR except for the right hand side's type will be
5014 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
5015 (fold_used_pointer_cast): Kill.
5016 (pointer_offset_p): Kill.
5017 (fold_used_pointer): Kill.
5018 (pointer_used_p): Kill.
5019 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
5020 call fold_used_pointer.
5021 (instantiate_parameters_1): Convert the increment
5022 using chrec_convert_rhs instead of chrec_convert.
5023 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
5024 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
5025 instead of PLUS_EXPR.
5026 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
5027 PLUS_EXPR for pointers.
5028 (std_gimplify_va_arg_expr): Likewise.
5029 (fold_builtin_memory_op): Likewise.
5030 (fold_builtin_strstr): Likewise.
5031 (fold_builtin_strchr): Likewise.
5032 (fold_builtin_strrchr): Likewise.
5033 (fold_builtin_strpbrk): Likewise.
5034 (expand_builtin_memory_chk): Likewise.
5035 (fold_builtin_memory_chk): Likewise.
5036 (std_expand_builtin_va_start): Use
5037 sizetype for the call to make_tree and then convert
5038 to the pointer type.
5039 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
5040 instead of PLUS_EXPR for adding to a pointer.
5041 (std_gimplify_va_arg_expr): Use fold_build2 for
5042 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
5043 the operands to sizetype first and then cast the BIT_AND_EXPR
5044 back to the pointer type.
5045 * fold-const.c (build_range_check): Handle pointer types
5047 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
5048 of PLUS_EXPR's. Make sure the offset is converted to
5050 (try_move_mult_to_index): Strip the NOPs from the offset.
5051 Remove code argument and replace all uses with PLUS_EXPR.
5052 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
5053 specially. Don't use a pointer type for MINUS_EXPR.
5054 (fold_unary): Handle for (T1)(X op Y),
5055 only p+ as that is the only as that can be handled for
5056 binary operators now.
5057 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
5059 <case PLUS_EXPR>: Add folding of PTR+INT into
5061 Don't call try_move_mult_to_index.
5062 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
5063 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
5064 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
5065 Don't call try_move_mult_to_index.
5066 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
5067 (tree_expr_nonzero_p): Likewise.
5068 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
5069 of PLUS_EXPR for the complex expression folding.
5070 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
5071 first chrec is a pointer type, then the second should
5072 be sizetype and not the first's type.
5073 For POINTER_PLUS_EXPR, use a different right hand side type.
5074 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5075 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
5076 different right hand side type.
5077 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5078 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
5079 instead of PLUS_EXPR.
5080 When either operand is zero, convert the other operand.
5081 (chrec_apply): Use chrec_convert_rhs
5082 on the argument x instead of chrec_convert.
5083 (reset_evolution_in_loop): For pointer types, the new_evol
5085 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
5086 different right hand side type.
5087 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5088 (chrec_convert_rhs): New function.
5089 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
5090 different right hand side type.
5091 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5092 * tree-chrec.h (chrec_convert_rhs): New prototype.
5093 (build_polynomial_chrec): For pointer types, the right hand
5094 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
5095 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
5096 Remove subtraction case as it is always addition now.
5097 Make sure the offset is converted to sizetype.
5098 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
5099 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
5100 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
5101 PLUS_EXPR in pointer type.
5102 Handle POINTER_PLUS_EXPR.
5103 (tree_to_aff_combination): Likewise.
5104 (force_expr_to_var_cost): Likewise.
5105 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
5106 instead of PLUS_EXPR for pointers.
5107 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
5108 instead of PLUS_EXPR of pointer types.
5109 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
5111 (check_va_list_escapes): Likewise.
5112 (check_all_va_list_escapes): Likewise.
5113 * dwarf2out.c (loc_descriptor_from_tree_1):
5114 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
5115 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
5116 (string_constant): Likewise.
5117 * tree-ssa-address.c (tree_mem_ref_addr): When adding
5118 the offset to the base, use POINTER_PLUS_EXPR.
5119 (add_to_parts): Convert the index to sizetype.
5120 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
5121 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
5122 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
5123 Offset only holds something for PLUS_EXPR.
5124 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
5126 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
5128 (analyze_accesses_for_modify_stmt): Likewise.
5129 Remove comment about the type being integral type as it is
5131 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
5133 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
5135 Correct the type which the artimentic is done in (is now
5138 * tree-data-ref.c (split_constant_offset): Handle
5140 * tree-affine.c (tree_to_aff_combination): Likewise.
5141 * c-typeck.c (build_unary_op): For pointers create the increment
5142 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
5144 * gimplify.c (gimplify_self_mod_expr): Create a
5145 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5146 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
5147 * tree.def (POINTER_PLUS_EXPR): New tree code.
5148 * tree-predcom.c (ref_at_iteration): If we have a pointer
5149 type do the multiplication in sizetype.
5150 * tree-mudflap.c (mf_xform_derefs_1): Create a
5151 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5152 * tree-ssa-forwprop.c
5153 (forward_propagate_addr_into_variable_array_index):
5154 Don't expect there to be a cast for the index as that
5155 does not exist anymore.
5156 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
5157 instead of PLUS_EXPR.
5158 Don't check for the first operand of the POINTER_PLUS_EXPR
5159 was the index as it cannot be.
5160 Call forward_propagate_addr_into_variable_array_index with
5161 the SSA_NAME instead of the statement.
5162 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
5163 (compare_constant): Likewise.
5164 (copy_constant): Likewise.
5165 (compute_reloc_for_constant): Likewise.
5166 (output_addressed_constants): Likewise.
5167 (initializer_constant_valid_p): Likewise.
5168 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5169 Convert the MIN/MAX of the inner type to the outer
5170 type before comparing them.
5171 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5172 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5173 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5174 of PLUS_EXPR for pointers.
5175 * tree-inline.c (estimate_num_insns_1): Handle
5177 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5178 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5179 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5180 instead of PLUS_EXPR for the pointer increment statement.
5181 (vect_update_ivs_after_vectorizer): For pointer types, create
5182 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5183 MULT_EXPR in sizetype.
5184 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5186 * tree-object-size.c (plus_expr_object_size): Handle
5187 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5188 code which is trying to figure out which side is a pointer and
5190 (check_for_plus_in_loops_1): Likewise.
5191 (check_for_plus_in_loops): Likewise.
5192 * c-common.c (pointer_int_sum): Create a
5193 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5194 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5195 only POINTER_PLUS_EXPR. Removing all the extra
5196 code which is trying to figure out which side is a pointer and
5198 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5199 PLUS_EXPR and MINUS_EXPR.
5200 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5202 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5203 with make_tree, instead of a pointer type.
5204 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5205 for pointers instead of PLUS_EXPR.
5206 (s390_gimplify_va_arg): Likewise.
5207 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5208 instead of PLUS_EXPR when doing addition on pointer
5209 types. Use sizetype for the second operand.
5210 (spu_gimplify_va_arg_expr): Likewise.
5211 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5212 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5213 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5214 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5215 for the pointer addition and also use size_int/sizetype
5217 (ix86_gimplify_va_arg): Likewise.
5218 Perform BIT_AND_EXPR on sizetype arguments.
5219 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5220 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5221 for the pointer additions and also use size_int for the offsets.
5222 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5223 additions and also use size_int for the offsets. Perform
5224 BIT_AND_EXPR on sizetype arguments.
5225 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5226 POINTER_PLUS_EXPR for pointers and create the
5227 BIT_AND_EXPR in sizetype.
5228 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5229 instead of PLUS_EXPR for pointer addition.
5230 (rs6000_va_start): Likewise.
5231 Also use sizetype for the offset.
5232 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5233 as PLUS_EXPR/MINUS_EXPR.
5234 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5235 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5236 Don't use BIT_AND_EXPR on a pointer type, convert the
5237 expression to sizetype first.
5238 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5240 (mips_gimplify_va_arg_expr): Likewise.
5241 Don't create BIT_AND_EXPR in a pointer type.
5243 2007-06-15 Eric Christopher <echristo@apple.com>
5245 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5246 (x86_64-*-darwin*): Ditto.
5247 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5250 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5252 * doc/extend.texi: Document behavior of __attribute__((aligned))
5255 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5257 * rtlanal.c (note_stores): Improve documentation.
5259 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
5261 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
5262 LOCAL_LABEL_PREFIX): Delete.
5263 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
5264 (bfin_internal_label): Delete.
5266 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
5268 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
5269 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
5270 otherwise define to LIBGCC2_TF_CEXT.
5271 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
5272 (LIBGCC_TF_CEXT): Ditto.
5275 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
5277 PR rtl-optimization/32339
5278 * df-scan.c (df_uses_record): Don't modify flags but just add to
5279 it for df_ref_record.
5281 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5283 * tree-mudflap.c: Fix whitespace issues.
5285 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
5287 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
5289 2007-06-14 Eric Christopher <echristo@apple.com>
5291 * config/i386/sse.md (movdi_to_sse): Rewrite body.
5292 (movv4sf): Use gcc_unreachable instead of abort.
5294 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5297 * config/i386/sfp-machine.h (CMPtype): New define.
5298 (mach stubs): Use CMPtype instead of int as a return type.
5300 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5302 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
5303 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
5304 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
5305 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
5306 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
5307 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
5308 config/soft-fp/soft-fp.h: Update from glibc CVS.
5310 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
5312 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
5314 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5317 * config/v850/v850.c: Include dataflow header file.
5318 (substitute_ep_register): Fix typo.
5320 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5322 * configure.ac: Fix earlier checkin.
5323 * configure: Regenerated.
5325 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5327 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
5328 * aclocal.m4: Regenerate.
5329 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
5330 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
5331 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
5332 * configure: Regenerate.
5333 * Makefile.in (LOOSE_WARN): Subst loose_warn.
5335 * Makefile.in (quickstrap): Build libgcc too.
5337 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5339 * configure.ac: Add --enable-checking=df. Explicitly mention that
5340 the variables are initialized as for "release".
5341 * df-core.c: Use it.
5342 * configure: Regenerate.
5343 * config.in: Regenerate.
5345 2007-06-14 Bob Wilson <bob.wilson@acm.org>
5347 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
5348 validate_replace_rtx instead of replace_rtx.
5349 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
5351 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
5353 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
5354 (DWARF2_UNWIND_INFO): Override default if configured with
5356 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
5357 (ENDFILE_SPEC): Add crtend.o.
5358 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
5359 (ENDFILE_SPEC): Add crtend.o.
5360 (TARGET_USE_JCR_SECTION): Define.
5361 (MD_UNWIND_SUPPORT): Define for 32-bit target.
5363 * config/i386/cygming-crtbegin.c: New file.
5364 * config/i386/cygming-crtend.c: New file.
5366 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
5368 * config/i386/w32-unwind.h: New file.
5370 2007-06-13 Eric Christopher <echristo@apple.com>
5372 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
5373 the user set a value below STACK_BOUNDARY.
5375 2007-06-13 Thiemo Seufer <ths@networkno.de>
5377 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
5378 imply -lpthread for -pthread.
5380 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5382 * basic-block.h: Remove the prototype for
5383 free_basic_block_vars.
5384 * cfglayout.h: Remove the prototype for
5385 insn_locators_initialize.
5386 * tree.h: Remove the prototype for emit_line_note.
5388 * tree-ssa-pre.c (mergephitemp): Remove.
5389 (init_pre): Don't use mergephitemp.
5391 2007-06-13 Eric Christopher <echristo@apple.com>
5393 * config/i386/i386.c (override_options): If we've specified
5394 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
5396 2007-06-13 Bob Wilson <bob.wilson@acm.org>
5398 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
5401 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5403 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
5404 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
5405 (eh_store_handler): New pattern.
5406 (eh_return): Emit it instead of a plain move.
5408 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
5410 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
5411 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
5412 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
5415 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5417 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
5418 (find_next_insn_start, find_load): New functions.
5419 (bfin_reorg): Use them to deal with the fact that parallel insns are
5420 no longer represented as a SEQUENCE.
5422 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5424 * config/sparc/sparc.c (sparc_override_options): Initialize
5427 2007-06-13 Dave Korn <dave.korn@artimi.com>
5429 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
5432 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5434 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
5435 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
5436 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
5437 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
5438 tree-vect-transform.c: Fix comment typos. Follow spelling
5441 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5443 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
5444 to the exit block use set.
5445 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
5446 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
5447 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
5449 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5451 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
5452 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
5453 to indicate an error.
5454 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
5456 (dbg_cnt_process_opt): Print an error on a bad argument.
5457 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
5458 * common.opt (-fdbg-cnt-list): New.
5459 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
5461 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
5463 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
5464 flag on ref-all pointers.
5466 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5469 * expr.c (expand_expr_addr_expr_1): Call expand_expr
5470 for the offset with the modifier as EXPAND_INITIALIZER
5471 if the modifier is EXPAND_INITIALIZER.
5472 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
5473 a register if we had an overflow.
5475 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5477 * real.c (real_isfinite): New.
5478 (real_sqrt): Use it.
5479 * real.h (real_isfinite): New.
5480 * builtins.c: Use it.
5482 2007-06-12 Ian Lance Taylor <iant@google.com>
5483 Daniel Berlin <dberlin@dberlin.org>
5486 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
5487 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
5488 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
5489 (DECL_NO_TBAA_P): Define.
5490 (struct tree_decl_common): Add no_tbaa_flag field.
5491 * tree-ssa-structalias.c (struct variable_info): Add
5492 no_tbaa_pruning field.
5493 (new_var_info): Initialize no_tbaa_pruning field.
5494 (unify_nodes): Copy no_tbaa_pruning field.
5495 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5496 (dump_solution_for_var): Print no_tbaa_pruning flag.
5497 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
5499 (compute_tbaa_pruning): New static function.
5500 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
5501 Call compute_tbaa_pruning.
5502 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
5503 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5504 * gimple-low.c (lower_stmt): Likewise.
5505 * tree-gimple.c (is_gimple_stmt): Likewise.
5506 * tree-ssa-operands.c (get_expr_operands): Likewise.
5507 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5508 * tree-inline.c (estimate_num_insns_1): Likewise.
5509 (copy_result_decl_to_var): Likewise.
5510 * expr.c (expand_expr_real_1): Likewise.
5511 * tree-pretty-print.c (dump_generic_node): Likewise.
5512 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
5513 * omp-low.c (omp_copy_decl_2): Likewise.
5514 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
5515 * doc/c-tree.texi (Expression trees): Document
5516 CHANGE_DYNAMIC_TYPE_EXPR.
5518 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5520 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
5521 with !HONOR_NANS and !HONOR_INFINITIES.
5522 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
5524 2007-06-12 Tristan Gingold <gingold@adacore.com>
5526 * gcov.c: Comments updated.
5527 (source_info): Add file_time field.
5528 (source_index): New variable.
5529 (mutiple_files): New variable.
5530 (generate_results): New function extracted from process_file.
5531 (process_file): Save and restore chain of functions, generate
5532 results and free structures only if not merging results.
5533 (release_structures): File names are now freed in create_file_names
5534 (create_file_names): Free previous file names.
5535 (find_source): File date is now read here and modifications in
5536 source files is checked here.
5537 (read_graph_file): Only reverse order of functions for the current
5539 (make_gcov_file_name): Do not generate long names if input_name is
5541 (output_lines): If merging results do not display graph, data and
5543 Checking source file modification is done in find_source.
5545 * doc/gcov.texi: Append an s to sourcefile.
5547 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
5549 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
5550 (forced_nop): New pattern.
5551 * config/bfin/bfin.c: Include "df.h".
5552 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
5553 (bfin_discover_loop): Use df_get_live_in instead of
5554 global_live_at_start.
5555 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
5556 df_analyze when done.
5557 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
5558 the insns. Use QImode for the final insn in a bundle. Call
5559 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
5561 (reorder_var_tracking_notes): New function.
5562 (bfin_reorg): Pass no argument to split_all_insns. Don't call
5563 update_life_info. Call df_analyze after scheduling and bundle
5564 generation. Call reorder_var_tracking_notes if generating these
5565 notes. Call df_finish_pass at the end.
5567 2007-06-12 Dirk Mueller <dmueller@suse.de>
5569 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
5570 a comparison, not an assignment.
5572 2007-06-12 Olivier Hainque <hainque@adacore.com>
5574 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
5575 Request walking the subtrees only, leaving the current is_lhs/val_only
5577 (convert_non_local_reference): Likewise.
5579 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
5581 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
5583 2007-06-12 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/15353
5586 PR tree-optimization/31657
5587 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
5588 * timevar.def: Add TV_TREE_IFCOMBINE.
5589 * tree-pass.h (pass_tree_ifcombine): Declare.
5590 * tree-ssa-ifcombine.c: New file.
5591 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
5592 * tree-flow.h (blocks_in_phiopt_order): Declare.
5593 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
5594 (tree-ssa-ifcombine.o): New dependencies.
5596 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5598 PR rtl-optimization/32293
5599 * combine.c (simplify_if_then_else): Truncate return from
5600 nonzero_bits() to correct mode.
5602 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5604 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
5605 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
5607 2007-06-11 Diego Novillo <dnovillo@google.com>
5609 * Makefile.in (reload1.o-warn): Remove.
5611 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
5613 * combine.c (subst): Use reg_overlap_mentioned_p
5614 instead of comparing register numbers directly.
5616 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5618 * reload1.c (mark_home_live_1): Use the mode parameter.
5620 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5622 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
5623 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
5627 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
5629 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
5631 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5633 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
5634 from integer registers.
5635 (FP mode splitters): Handle TFmode.
5637 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
5639 * tree-ssa-structalias.c (find_what_p_points_to): Return false
5640 for ref-all pointers that point-to anything.
5642 2007-06-11 Joseph Myers <joseph@codesourcery.com>
5644 * config/arm/arm.c (arm_output_dwarf_dtprel,
5645 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
5647 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
5649 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
5650 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
5653 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
5655 * gcc/tree.c (signed_or_unsigned_type_for): New.
5656 (unsigned_type_for): Use signed_or_unsigned_type_for.
5657 (signed_type_for): Use signed_or_unsigned_type_for.
5658 * gcc/tree.h (signed_or_unsigned_type_for): New.
5659 (get_signed_or_unsigned_type): Remove.
5660 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
5661 lang_hooks.types.signed_type
5662 (size_diffop): Likewise.
5663 (all_ones_mask_p): Likewise.
5664 (build_range_check): Likewise.
5665 (fold_cond_expr_with_comparison): Likewise.
5666 (fold_cond_expr_with_comparison): Likewise.
5667 (unextend): Likewise.
5668 (extract_muldiv_1): Likewise.
5669 (fold_single_bit_test_into_sign_test): Likewise.
5670 (fold_binary): Likewise.
5671 (fold_ternary): Likewise.
5672 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
5673 instead of get_signed_or_unsigned_type.
5674 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
5675 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5676 * gcc/expr.c (signed_or_unsigned_type_for): Use
5677 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5678 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5679 (lhd_signed_or_unsigned_type): Remove.
5680 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5681 signed_or_unsigned_type.
5682 (lhd_signed_or_unsigned_type): Remove.
5683 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5684 lang_hooks.types.signed_type.
5685 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5686 c_common_signed_type instead of lang_hooks.types.signed_type.
5687 (c_common_unsigned_type): New.
5688 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5689 (shorten_compare): Use c_common_unsigned_type instead of
5690 c_common_signed_or_unsigned_type.
5691 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5693 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5694 lang_hooks.types.signed_type.
5695 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5696 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5697 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5698 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5699 instead of unsigned_type_for.
5700 * gcc/c-decl.c (groakdeclarator): Likewise.
5701 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5702 * gcc/c-common.h (c_common_unsigned_type): New.
5704 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5707 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5708 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5710 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5713 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5714 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5716 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5717 Sebastian Pop <sebpop@gmail.com>
5719 * lambda-code.c (remove_iv): New.
5720 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5722 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5724 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5725 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5726 * tree-ssa-loop-prefetch.c: Include optabs.h.
5727 (FENCE_FOLLOWING_MOVNT): New macro.
5728 (struct mem_ref): Add independent_p and storent_p fields.
5729 (record_ref): Initalize the new fields.
5730 (gather_memory_references_ref): Return true if the reference
5732 (gather_memory_references): Check whether all memory accesses
5733 in loop were recorded.
5734 (should_issue_prefetch_p): Return false for nontemporal stores.
5735 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5736 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5737 (determine_loop_nest_reuse): Detect independent memory references.
5738 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5739 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5740 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5741 * config/i386/i386.h (x86_mfence): Declare.
5742 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5743 * config/i386/i386.c (x86_mfence): New variable.
5744 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5746 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5747 * optabs.c (init_optabs): Initialize storent_optab.
5748 * optabs.h (enum optab_index): Add OTI_storent.
5749 (storent_optab): Declare.
5750 * genopinit.c (optabs): Add initialization for storent_optab.
5751 * tree.h (MOVE_NONTEMPORAL): New macro.
5752 * expr.c (expand_assignment, store_expr, store_constructor_field,
5753 store_constructor, store_field, expand_expr_real_1): Propagate
5754 nontemporality of the expanded store.
5755 (emit_storent_insn): New function.
5756 * expr.h (expand_assignment, store_expr): Declaration changed.
5757 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5758 to expand_assignment.
5759 * stmt.c (expand_asm_expr): Ditto.
5760 * calls.c (initialize_argument_information): Pass false as
5761 nontemporality to store_expr.
5762 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5765 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5767 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5769 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5771 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5773 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5774 and allow DECL_P here.
5776 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5778 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5779 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5780 track of the size of the expression.
5781 * cfghooks.c (merge_blocks): Remove block from loops structure only
5782 after call of the merge_blocks hook.
5784 2007-06-09 Tom Tromey <tromey@redhat.com>
5786 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5787 (deprecated_state): Removed.
5788 (start_decl): Update.
5789 (enum deprecated_states): Moved earlier.
5790 (groktypename): Update.
5791 (push_parm_decl): Likewise.
5792 (grokfield): Likewise.
5793 (start_function): Likewise.
5795 2007-06-09 Ian Lance Taylor <iant@google.com>
5797 PR tree-optimization/32169
5798 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5799 CONVERT_EXPR, check whether min and max both converted to an
5800 overflow infinity representation.
5802 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5804 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5805 not inserted on the edge.
5807 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5809 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5810 instructions if they are supported.
5811 (__divsi3, __umodsi3, __modsi3): Likewise.
5812 (__ashldi3, __ashrdi3, __lshrdi3): New.
5813 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5815 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5816 Tony Linthicum <tony.linthicum@amd.com>
5818 * doc/invoke.texi: Add fvect-cost-model flag.
5819 * common.opt (fvect-cost-model): New flag.
5820 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5821 cost fields in stmt_vec_info struct for STMT.
5822 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5823 fields in stmt_vec_info struct and access functions for the same.
5824 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5825 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5826 load, store and vector to scalar operation.
5827 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5828 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5829 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5830 (TARG_VEC_STORE_COST): Define cost of vector store.
5831 (vect_estimate_min_profitable_iters): Define new function.
5832 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5833 check to evaluate if loop iterations are less than minimum profitable
5834 iterations determined by cost model or minimum vect loop bound defined
5835 by user, whichever is more conservative.
5836 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5837 run-time check to evaluate if loop iterations are less than minimum
5838 profitable iterations determined by cost model or minimum vect loop
5839 bound defined by user, whichever is more conservative.
5840 (vect_estimate_min_profitable_iterations): New function to estimate
5841 mimimimum iterartions required for vector version of loop to be
5842 profitable over scalar version.
5843 (vect_model_reduction_cost): New function.
5844 (vect_model_induction_cost): New function.
5845 (vect_model_simple_cost): New function.
5846 (vect_cost_strided_group_size): New function.
5847 (vect_model_store_cost): New function.
5848 (vect_model_load_cost): New function.
5849 (vectorizable_reduction): Call vect_model_reduction_cost during
5851 (vectorizable_induction): Call vect_model_induction_cost during
5853 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5854 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5855 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5856 vectorizable_promotion, vectorizable_demotion): Call
5857 vect_model_simple_cost during analysis phase.
5859 2007-06-08 Simon Baldwin <simonb@google.com>
5861 * reg-stack.c (get_true_reg): Readability change. Moved default case
5862 label into direct switch statement scope.
5864 2007-06-08 Simon Baldwin <simonb@google.com>
5866 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
5867 in gcc_assert() with '==' comparison.
5869 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5871 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
5872 TARGET_ABM handling of x86_popcnt variable.
5874 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5876 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
5877 __builtin_copysignq and __builtin_infq built-in functions.
5879 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5881 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
5882 SSE4.2 section. Correct built-in function names in SSE4A section.
5884 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
5886 PR tree-optimization/32243
5887 * tree-vect-transform.c (vectorizable_type_promotion): Move check
5888 for ncopies after ratio check between nunits_out and nunits_in.
5889 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
5891 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
5893 PR tree-optimization/32224
5894 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
5895 vectorization upon a non GIMPLE_MODIFY_STMT.
5897 2007-06-08 Christian Bruel <christian.bruel@st.com>
5900 * config/sh/sh.md (doloop_end): New pattern and splitter.
5901 * loop-iv.c (simple_rhs_p): Check for hardware registers.
5903 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
5906 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
5908 (verify_dominators): Do not change dominance tree.
5910 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5912 * config/sh/constraints.md: New file.
5913 * config/sh/sh.c: Include tm-constrs.h.
5914 (reg_class_from_letter): Remove.
5915 (prepare_cbranch_operands): Use satisfies_constraint_*
5916 function instead of macro.
5917 (andcosts, broken_move, sh_secondary_reload): Likewise.
5918 * config/sh/predicates.md (trapping_target_operand): Likewise.
5919 (and_operand, arith_operand, arith_reg_or_0_operand,
5920 cmp_operand, logical_operand, target_operand,
5921 ua_address_operand, ua_offset, xor_operand): Likewise.
5922 * config/sh/sh.md: Include constraints.md.
5923 (*movsicc_t_false): Use satisfies_constraint_* function
5925 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
5926 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
5927 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
5928 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
5929 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
5930 (REG_CLASS_FROM_CONSTRAINT): Remove.
5931 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
5932 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
5933 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
5934 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
5935 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5936 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
5937 function instead of macro.
5938 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
5939 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
5940 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
5941 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
5942 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
5943 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
5944 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
5945 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
5946 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
5947 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
5948 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
5949 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
5950 EXTRA_CONSTRAINT_STR): Likewise.
5951 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
5953 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5955 * config/i386/darwin.h (STACK_BOUNDARY): Define.
5957 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
5960 * c-common.h (flag_cpp0x): Replaced by...
5961 (cxx_dialect): ... this new variable specifying the C++ dialect that
5963 * c-common.c (flag_cpp0x): Removed.
5964 (cxx_dialect): Defined.
5965 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
5967 * c-opts.c (c_common_post_options): Likewise.
5968 (set_std_cxx98): Set cxx_dialect to cxx98.
5969 (set_std_cxx0x): Set cxx_dialect to cxx0x.
5971 2007-06-07 Geoffrey Keating <geoffk@apple.com>
5972 Hui-May Chang <hm.chang@apple.com>
5974 * doc/invoke.texi (Darwin Options): Update documentation for
5975 -mmacosx-version-min.
5976 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
5977 * config/darwin-driver.c: New file.
5978 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
5979 * config/t-darwin (darwin-driver.o): New rule.
5981 * config/darwin-c.c (version_as_macro): Ignore low digit.
5983 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
5985 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
5986 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
5987 (CSGNMODE): New mode macro.
5988 (CSGNVMODE): New mode attribute.
5989 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
5990 expander using CSGNMODE mode macro. Handle TFmode.
5991 (copysign<mode>3_const): Rename from copysignsf3_const and
5992 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
5994 (copysign<mode>3_var): Rename from copysignsf3_var and
5995 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
5997 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
5998 mode macro. Handle TFmode.
5999 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
6000 (iortf3, *iortf3): Ditto.
6001 (xortf3, *xortf3): Ditto.
6002 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
6003 TFmode and TImode masks.
6004 (ix86_expand_copysign): Expand TFmode copysign insn.
6005 (IX86_BUILTIN_INFQ): New.
6006 (IX86_BUILTIN_FABSQ): Ditto.
6007 (IX86_BUILTIN_COPYSIGNQ): Ditto.
6008 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
6009 [__builtin_fabsq]: Ditto.
6010 [__builtin_copysignq]: Ditto.
6011 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
6012 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
6013 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
6014 ix86_expand_binop_builtin().
6016 2007-06-07 Bob Wilson <bob.wilson@acm.org>
6018 * config/xtensa/lib1funcs.asm: Clean up whitespace.
6020 2007-06-07 Steve Ellcey <sje@cup.hp.com>
6023 * rtl.h (push_to_sequence2): New.
6024 * emit-rtl.c (push_to_sequence2): New.
6025 * function.c (assign_parm_data_all): Add new fields.
6026 (assign_parm_setup_block): Call push_to_sequence2 instead of
6028 (assign_parm_setup_reg): Ditto.
6029 (assign_parm_setup_stack): Ditto.
6030 (assign_parms_unsplit_complex): Ditto.
6031 (assign_parms): Change field name.
6033 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
6035 PR tree-optimization/32220
6036 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
6037 phi node is reached before defining statement.
6039 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6042 * tree-vect-transform.c (vectorizable_call): Call update_stmt
6043 after changing the right hand side of the assignment.
6045 2007-06-06 Eric Christopher <echristo@apple.com>
6047 * config.gcc (i?86-*-darwin*): Remove arch parameter.
6048 (x86_64-*-darwin*): Ditto.
6049 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
6050 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6052 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6054 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
6056 (add_key): Likewise.
6057 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
6058 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
6060 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
6062 (add_cost_one_coalesce): Likewise.
6063 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
6064 variable names. Rename orig to orig_name for consistency.
6065 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
6067 (cprop_into_successor_phis): Avoid using C++ keywords as variable
6069 (record_equivalences_from_stmt): Likewise.
6070 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
6071 the coding conventions.
6072 (memory_ssa_name_same): Likewise.
6073 (dse_optimize_stmt): Likewise.
6074 (dse_record_phis): Likewise.
6075 (dse_finalize_block): Likewise.
6076 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
6077 keywords as variable names.
6078 (may_move_till): Cast according to the coding conventions.
6079 (force_move_till_expr): Avoid using C++ keywords as variable names.
6080 (force_move_till): Cast according to the coding conventions.
6081 (memref_hash): Likewise.
6082 (memref_eq): Likewise.
6083 (gather_mem_refs_stmt): Likewise.
6084 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
6085 using C++ keywords as variable names.
6086 (idx_find_step): Cast according to the coding conventions.
6087 (idx_record_use): Likewise.
6088 (find_depends): Likewise.
6089 (prepare_decl_rtl): Likewise.
6090 (mbc_entry_hash): Likewise.
6091 (mbc_entry_eq): Likewise.
6092 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
6093 (simplify_replace_tree): Avoid using C++ keywords as variable names.
6094 (idx_infer_loop_bounds): Cast according to the coding conventions.
6095 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
6096 * tree-ssa-math-opts.c (occ_new ): Likwise.
6097 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
6099 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
6101 (add_use_op): Likewise.
6102 (add_vop): Likewise.
6103 (add_vuse_op): Likewise.
6104 (add_vdef_op): Likewise.
6105 (get_expr_operands): Likewise.
6106 (push_stmt_changes): Use type safe memory macros.
6107 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
6108 keywords as variable names.
6109 (conditional_replacement): Likewise.
6110 (minmax_replacement): Likewise.
6111 (abs_replacement): Likewise.
6112 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
6114 (insert_fake_stores): Avoid using C++ keywords as variable names.
6115 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
6117 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
6118 (heapvar_insert): Use type safe memory macros.
6119 (new_var_info): Cast according to the coding conventions.
6120 (new_constraint): Likewise.
6121 (remove_preds_and_fake_succs): Use type safe memory macros.
6122 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
6124 (thread_single_edge): Likewise.
6125 (thread_through_loop_header): Likewise.
6127 2007-06-06 Eric Christopher <echristo@apple.com>
6129 * config/i386/i386.c (override_options): Move handling
6130 of TARGET_SUBTARGET* earlier.
6132 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
6134 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
6137 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
6139 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
6140 emited outside of basic block.
6141 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
6143 * rtl.h (delete_insn_chain): Declaration changed.
6144 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
6146 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
6147 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
6148 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
6149 to delete_insn_chain.
6150 (rtl_verify_flow_info_1): Verify that the insns in header and footer
6151 do not have bb field set.
6152 (rtl_verify_flow_info): Verify that insns between basic blocks do not
6154 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
6155 * cfgcleanup.c (try_optimize_cfg): Ditto.
6157 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6159 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
6160 (lambda_body_vector_new): Use type safe memory macros.
6161 (lambda_linear_expression_new): Likewise.
6162 (lambda_loopnest_new): Likewise.
6163 (lambda_lattice_new): Likewise.
6164 (replace_uses_equiv_to_x_with_y): Cast according to the coding
6165 conventions. Use type safe memory macros.
6166 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
6167 (lambda_body_vector_s): Likewise.
6168 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6169 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6171 2007-06-06 Richard Guenther <rguenther@suse.de>
6173 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6174 if we need to schedule cfg_cleanup.
6175 (tree_ssa_forward_propagate_single_use_vars): Do so.
6177 2007-06-06 Ian Lance Taylor <iant@google.com>
6179 * fold-const.c (merge_ranges): If range_successor or
6180 range_predecessor fail, just return 0.
6182 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6184 PR tree-optimization/32216
6185 * tree-vectorizer.c (supportable_widening_operation): Determine
6186 signedness of FIX_TRUNC_EXPR from output operand.
6187 (supportable_narrowing_operation): Ditto.
6188 * tree-vect-generic.c (expand_vector_operations_1): Determine
6189 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6192 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6194 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6195 (struct pta): ...from here. Change flags to unsigned to avoid
6196 excessive casting (as it is used as a bit mask).
6197 (override_options): Add casts according to the coding convenventions.
6198 (x86_64_elf_unique_section): Likewise.
6199 (examine_argument): Avoid using C++ keywords as variable names.
6200 (construct_container): Likewise.
6201 (legitimize_pic_address): Likewise.
6202 (get_dllimport_decl): Cast according to the coding conventions. Use
6203 type safe memory macros.
6204 (legitimize_address): Cast according to the coding conventions.
6205 (emit_i387_cw_initialization): Corrected the type of slot to enum
6207 (ix86_init_machine_status): Use type safe memory macros.
6208 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6209 (bdesc_pcmpistr): Likewise.
6210 (bdesc_crc32): Likewise.
6211 (bdesc_sse_3arg): Likewise.
6212 (bdesc_2arg): Likewise.
6213 (bdesc_1arg): Likewise.
6214 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6215 (ix86_expand_sse_pcmpistr): Likewise.
6216 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6217 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6218 int to match the langhook definition.
6219 (ix86_builtin_conversion): Change the type of code to unsigned init to
6220 match the langhook definition.
6221 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6223 (ix86_preferred_output_reload_class): Likewise.
6224 (ix86_cannot_change_mode_class): Likewise.
6225 (ix86_memory_move_cost): Likewise.
6226 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6227 avoid excessive casting later on.
6228 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6230 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6233 as flags setting insn.
6234 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6236 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6238 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6239 (UNSPEC_ROUND): New.
6240 ("sse4_1_round<mode>2"): New insn pattern.
6241 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6243 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6244 expander using SSEMODEF mode macro. Expand using
6245 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6246 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6247 expander using SSEMODEF mode macro. Expand using
6248 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6249 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6250 expander using SSEMODEF mode macro. Expand using
6251 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6252 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6253 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6254 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6257 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6258 Sebastian Pop <sebpop@gmail.com>
6260 * lambda.h (build_linear_expr): New.
6261 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
6262 Use build_linear_expr, call fold and force_gimple_operand.
6263 (lambda_loopnest_to_gcc_loopnest): Check that there is
6264 something to insert.
6265 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
6267 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
6269 PR preprocessor/23479
6270 * doc/extend.texi: Document the 0b-prefixed binary integer
6273 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6275 PR tree-optimization/32215
6276 * tree-vectorizer.c (supportable_widening_operation): Return false
6277 for unsupported FIX_TRUNC_EXPR tree code.
6278 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
6280 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
6282 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
6283 register on SPE targets. Change documentation to reflect
6285 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6286 Change FIXED_SCRATCH to 14 and document why we're keeping r14
6287 out of the register allocation pool.
6288 (rs6000_reg_live_or_pic_offset_p): New function.
6289 (rs6000_emit_prologue): Move the actual saving of LR up to free
6290 r0 for holding r11. Split saving of SPE 64-bit registers into
6291 its own case. Ensure that offsets will always be in-range for
6292 'evstdd' by using r11 as a scratch register to point at the start
6293 of the SPE save area. Save r11 if necessary, as it is the static
6295 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
6296 into its own case. Ensure that offsets will always be in-range
6297 for 'evldd' by using r11 as a scratch register to point at the
6298 start of the SPE save area. Also adjust r11 when restoring
6299 the stack pointer to compensate for pre-loading r11.
6301 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
6303 * cfg.c (init_flow): Use type safe memory macros.
6304 (alloc_block): Likewise.
6305 (unchecked_make_edge): Likewise.
6306 (dump_flow_info): Avoid using C++ keywords as variable names.
6307 (copy_original_table_clear): Cast according to the coding conventions.
6308 (copy_original_table_set): Likewise.
6309 * cfgexpand (label_rtx_for_bb): Likewise.
6310 (expand_gimple_basic_block): Likewise.
6311 * cfghooks.c (dump_bb): Likewise.
6312 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
6314 (lv_add_condition_to_bb): Likewise.
6315 * cfglayout (relink_block_chain): Cast according to the coding
6317 (fixup_reorder_chain): Likewise.
6318 (fixup_fallthru_exit_predecessor): Likewise.
6319 * cfgloop.c (glb_enum_p): Likewise.
6320 (get_exit_description): Likewise.
6321 (dump_recorded_exit): Likewise.
6322 * cfgloop.h (enum loop_estimation): Move out of struct scope...
6323 (struct loop): ... from here.
6324 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
6326 * cfgrtl.c (rtl_create_basic_block): Likewise.
6327 (rtl_split_block): Likewise.
6328 (rtl_dump_bb): Likewise.
6329 (cfg_layout_split_block): Likewise.
6330 (init_rtl_bb_info): Use typesafe memory macros.
6332 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
6333 * graphds.h: Updated all usages of edge to graph_edge.
6334 * graphds.c: Likewise.
6335 * cfgloopanal.c: Likewise.
6337 2007-06-05 Ian Lance Taylor <iant@google.com>
6339 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
6340 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
6341 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
6343 (test_for_singularity): Likewise.
6345 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6347 * config/i386/constraints.md ("Y2"): Replaced by ...
6349 * config/i386/i386.md: Likewise.
6350 * config/i386/mmx.md: Likewise.
6351 * config/i386/sse.md: Likewise.
6353 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6355 * config/i386/constraints.md ("z"): Replaced by ...
6357 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
6358 (sse4_1_blendvps): Likewise.
6359 (sse4_1_pblendvb): Likewise.
6360 (sse4_2_pcmpestr): Likewise.
6361 (sse4_2_pcmpestrm): Likewise.
6362 (sse4_2_pcmpestr_cconly): Likewise.
6363 (sse4_2_pcmpistr): Likewise.
6364 (sse4_2_pcmpistrm): Likewise.
6365 (sse4_2_pcmpistr_cconly): Likewise.
6367 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
6369 * matrix-reorg.c (transform_access_sites): Fix computation.
6370 (transform_allocation_sites): Same.
6372 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/i386.c (override_options): Use
6375 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
6377 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6379 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
6380 (nonimm_not_xmm0_operand): Ditto.
6381 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
6382 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
6383 as operand[2] predicate. Require "z" class XMM register for
6384 operand[3]. Adjust asm template.
6385 ("sse4_1_blendvpd"): Ditto.
6386 ("sse4_1_pblendvb"): Ditto.
6387 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
6388 force op2 into xmm0 register for variable blend instructions.
6390 2007-06-04 Tom Tromey <tromey@redhat.com>
6392 * c-tree.h (start_enum): Update.
6393 (build_enumerator): Likewise.
6394 * c-decl.c (enum_next_value): Removed.
6395 (enum_overflow): Likewise.
6396 (start_enum): Add c_enum_contents argument. Don't use globals.
6397 (build_enumerator): Likewise.
6398 * c-tree.h (struct c_enum_contents): New struct.
6400 2007-06-04 Tom Tromey <tromey@redhat.com>
6402 * c-common.c (c_common_get_alias_set): Fix indentation.
6404 2007-06-04 Ian Lance Taylor <iant@google.com>
6406 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
6407 to overflow, reduce overflow infinity to regular infinity.
6408 (vrp_var_may_overflow): New static function.
6409 (vrp_visit_phi_node): Check vrp_var_may_overflow.
6411 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
6413 * stor-layout.c (layout_type): Remove duplicate code.
6415 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
6418 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
6419 before build_common_builtin_nodes ().
6421 2007-06-04 Steve Ellcey <sje@cup.hp.com>
6424 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
6426 2007-06-04 Jan Hubicka <jh@suse.cz>
6428 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
6429 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
6430 instead of _stat version.
6432 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6434 PR tree-optimization/32194
6435 * tree-predcom.c (determine_offset): Check that both references have
6438 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6440 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
6441 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
6442 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6443 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
6444 Add argument to iterate_fix_dominators call.
6445 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
6446 * gcse.c (hoist_code): Change domby to vector.
6447 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
6448 Add argument to iterate_fix_dominators call.
6449 * loop-doloop.c (doloop_modify): Changed recount_dominator to
6450 recompute_dominator.
6451 * lambda-code.c (perfect_nestify): Ditto.
6452 * cfgloopanal.c: Include graphds.h.
6453 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
6454 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
6455 (mark_irreducible_loops): Use graphds_scc. Remove argument from
6457 * graphds.c: New file.
6458 * graphds.h: New file.
6459 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
6460 (get_dominated_by, get_dominated_by_region): Change return type to
6462 (verify_dominators): Recompute all dominators and compare the results.
6463 (recount_dominator): Renamed to ...
6464 (recompute_dominator): ... this. Do not check that the block is
6466 (iterate_fix_dominators): Reimplemented.
6467 (prune_bbs_to_update_dominators, root_of_dom_tree,
6468 determine_dominators_for_sons): New functions.
6469 * et-forest.c (et_root): New function.
6470 * et-forest.h (et_root): Declare.
6471 * Makefile.in (graphds.o): Add.
6472 (cfgloopanal.o): Add graphds.h dependency.
6473 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
6474 * basic-block.h (get_dominated_by, get_dominated_by_region,
6475 iterate_fix_dominators): Declaration changed.
6476 (recount_dominator): Renamed to ...
6477 (recompute_dominator): ... this.
6478 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
6479 (thread_through_all_blocks): Do not free dominance info.
6481 2007-06-03 Andreas Schwab <schwab@suse.de>
6483 * config/m68k/m68k.c (override_options): Don't override
6485 * config/m68k/m68k-modes.def (SF, DF): Define to use
6486 motorola_single_format and motorola_double_format, resp.
6487 * real.c (motorola_single_format): Renamed from
6488 coldfire_single_format.
6489 (motorola_double_format): Renamed from coldfire_double_format.
6490 (encode_ieee_extended): Generate a proper canonical NaN image
6491 respecting canonical_nan_lsbs_set.
6492 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
6494 * real.h: Adjust declarations.
6496 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
6499 * config/sh/sh.md (symGOT_load): Don't schedule insns when
6500 the symbol is generated with the stack protector.
6502 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
6504 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
6505 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6507 * doc/extend.texi (interrupt): Mention m68k.
6509 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
6511 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
6512 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
6513 (ix86_expand_sse_pcmpestr): Do not check operands for
6514 "register_operand", when insn operand predicate is "register_operand".
6515 (ix86_expand_sse_pcmpistr): Ditto.
6517 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
6518 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
6521 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
6522 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
6523 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
6524 * config/i386/constraints.md ("z"): New register constraint
6525 for members of SSE_FIRST_REG class.
6526 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
6527 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
6528 SSE_FIRST_REG class.
6529 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
6530 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
6531 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
6532 (IX86_BUILTIN_PCMPESTRM128): Likewise.
6533 (IX86_BUILTIN_PCMPESTRA128): Likewise.
6534 (IX86_BUILTIN_PCMPESTRC128): Likewise.
6535 (IX86_BUILTIN_PCMPESTRO128): Likewise.
6536 (IX86_BUILTIN_PCMPESTRS128): Likewise.
6537 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
6538 (IX86_BUILTIN_PCMPISTRI128): Likewise.
6539 (IX86_BUILTIN_PCMPISTRM128): Likewise.
6540 (IX86_BUILTIN_PCMPISTRA128): Likewise.
6541 (IX86_BUILTIN_PCMPISTRC128): Likewise.
6542 (IX86_BUILTIN_PCMPISTRO128): Likewise.
6543 (IX86_BUILTIN_PCMPISTRS128): Likewise.
6544 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
6545 (struct builtin_description): Change "flag" field to unsigned.
6546 (bdesc_pcmpestr): New builtin description table.
6547 (bdesc_pcmpistr): Likewise.
6548 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
6549 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
6550 Initialize pcmp[ei]str[im] insns for SSE4.2.
6551 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
6552 (ix86_expand_sse_pcmpistr): Likewise.
6553 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
6554 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
6555 (UNSPEC_PCMPISTR): Likewise.
6556 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
6557 (sse4_2_pcmpestri):New isns pattern.
6558 (sse4_2_pcmpestrm): Likewise.
6559 (sse4_2_pcmpestr_cconly): Likewise.
6560 (sse4_2_pcmpistr): New insn patern and splitter.
6561 (sse4_2_pcmpistri):New isns pattern.
6562 (sse4_2_pcmpistrm): Likewise.
6563 (sse4_2_pcmpistr_cconly): Likewise.
6564 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
6567 2007-06-01 David Daney <ddaney@avtrex.com>
6569 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
6570 LOADGP_ABSOLUTE and not binds_local_p.
6572 2007-06-01 Geoffrey Keating <geoffk@apple.com>
6574 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
6576 2007-06-01 Ian Lance Taylor <iant@google.com>
6578 * tree-vrp.c (compare_name_with_value): Always set
6579 used_strict_overflow if we get a result from the variable itself.
6581 2007-06-01 Ian Lance Taylor <iant@google.com>
6583 PR rtl-optimization/31455
6584 * lower-subreg.c (find_decomposable_subregs): Don't decompose
6585 subregs which have a cast between modes which are not tieable.
6587 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
6589 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
6590 breaks after return statements.
6592 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
6594 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
6595 only after no_new_pseudos.
6597 2007-05-31 Eric Christopher <echristo@apple.com>
6599 * expr.c (convert_move): Assert that we don't have a BLKmode
6601 (store_expr): Handle BLKmode moves by calling emit_block_move.
6603 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
6605 * c-typeck.c (build_indirect_ref): Include type in error message.
6606 (build_binary_op): Pass types to binary_op_error.
6607 * c-common.c (binary_op_error): Take two type arguments, print out
6609 * c-common.h (binary_op_error): Update prototype.
6611 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6613 * config/i386/i386.c: Correct coments on -mno-sse4.
6615 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6617 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
6618 (x86_64-*-*): Likewise.
6619 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
6620 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
6621 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6622 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
6623 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6624 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6625 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6626 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6627 (OPTION_MASK_ISA_SSE4): Likewise.
6628 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
6629 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6630 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
6631 (override_options): Support SSE4.2.
6632 (ix86_build_const_vector): Support SImode and DImode.
6633 (ix86_build_signbit_mask): Likewise.
6634 (ix86_expand_int_vcond): Support V2DImode.
6635 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
6636 (IX86_BUILTIN_CRC32HI): Likewise.
6637 (IX86_BUILTIN_CRC32SI): Likewise.
6638 (IX86_BUILTIN_CRC32DI): Likewise.
6639 (IX86_BUILTIN_PCMPGTQ): Likewise.
6640 (bdesc_crc32): Likewise.
6641 (bdesc_sse_3arg): Likewise.
6642 (ix86_expand_crc32): Likewise.
6643 (ix86_init_mmx_sse_builtins): Support SSE4.2.
6644 (ix86_expand_builtin): Likewise.
6645 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6646 __SSE4_2__ for -msse4.2.
6647 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
6648 (CRC32MODE): Likewise.
6649 (crc32modesuffix): Likewise.
6650 (crc32modeconstraint): Likewise.
6651 (sse4_2_crc32<mode>): Likewise.
6652 (sse4_2_crc32di): Likewise.
6653 * config/i386/i386.opt (msse4.2): New for SSE4.2.
6655 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
6656 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
6657 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
6658 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
6659 (vcondu<mode>): Likewise.
6660 * doc/extend.texi: Document SSE4.2 built-in functions.
6661 * doc/invoke.texi: Document -msse4.2/-msse4.
6663 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
6665 PR tree-optimization/32160
6666 * tree-predcom.c (predcom_tmp_var): New function. Mark created
6667 variable as gimple reg.
6668 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
6670 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
6672 * gcc.c (main): Don't consider linker options when issuing the
6673 warning about a linker input file not being used.
6675 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6677 * tree-vrp.c (compare_names): Initialize sop.
6679 2007-05-30 Dirk Mueller <dmueller@suse.de>
6681 * cgraphunit.c (cgraph_analyze_function): Remove
6682 computation of inline parameters.
6684 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6686 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6688 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6690 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6691 Add vx-common.h. Include vxworks.h between vx-common.h and
6693 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6695 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6696 (TARGET_ASM_DESTRUCTOR): Likewise.
6697 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6698 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6699 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6700 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6701 (VXWORKS_ENDIAN_SPEC): Define.
6702 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6703 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6704 VXWORKS_* equivalents.
6705 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6706 (ASM_FILE_START): Delete.
6707 (TARGET_VERSION): Reformat.
6708 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6709 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6710 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6711 (FPBIT, DPBIT): Define.
6712 (fp-bit.c, dp-bit.c): New rules.
6713 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6714 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6715 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6716 * config/arm/arm.h: Include vxworks-dummy.h.
6717 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6718 Mark with ATTRIBUTE_UNUSED.
6719 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6720 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6721 make it incompatible with -msingle-pic-base.
6722 (arm_function_ok_for_sibcall): Return false for calls that might
6723 go through a VxWorks PIC PLT entry.
6724 (require_pic_register): New function, split out from...
6725 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6727 (arm_load_pic_register): Handle the VxWorks RTP initialization
6728 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6729 (arm_emit_call_insn): New function.
6730 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6731 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6732 (pic_offset_arm): New pattern.
6733 (call, call_value): Use arm_emit_call_insn.
6734 (call_internal, call_value_internal): New expanders.
6735 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6736 VxWorks unless __PIC__.
6738 2007-05-30 Eric Christopher <echristo@gmail.com>
6740 * genrecog.c: Include regs.h in generated file.
6741 * genemit.c: Ditto. Fix up formatting.
6742 * config/mn10300/constraints.md: New.
6743 * config/mn10300/mn10300.md: Include.
6744 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6745 Fix up for removed macro.
6746 * config/mn10300/predicates.md (call_address_operand): Ditto.
6747 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6748 (CONST_OK_FOR_I): Ditto.
6749 (CONST_OK_FOR_J): Ditto.
6750 (CONST_OK_FOR_K): Ditto.
6751 (CONST_OK_FOR_L): Ditto.
6752 (CONST_OK_FOR_M): Ditto.
6753 (CONST_OK_FOR_N): Ditto.
6754 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6758 (EXTRA_CONSTRAINT): Ditto.
6760 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6764 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6765 OPTION_MASK_ISA_64BIT.
6766 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6768 2007-05-30 Richard Guenther <rguenther@suse.de>
6771 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6772 types for comparison.
6773 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6774 with original typed arguments.
6775 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6777 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6779 PR tree-optimization/31769
6780 * except.c (duplicate_eh_regions): Clear prev_try if
6781 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6783 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6785 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6786 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6787 bsi of the location where statements should be inserted.
6788 (sink_code_in_bb): Take bsi from statement_sink_location.
6789 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6790 instead of bsi_start.
6791 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6793 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6794 (bsi_move_before): Document inconsistency with bsi_move_after.
6795 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6797 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.h (TARGET_ABM): New define.
6800 (TARGET_POPCNT): Ditto.
6801 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6802 New temporary defines to redefine from OPTION_ISA_* defines.
6803 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6804 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6805 (ix86_isa_flags): New extern int declaration.
6806 (TARGET_SUBTARGET_DEFAULT): New define.
6807 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6808 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6809 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6810 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6811 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6812 * config/i386/darwin.h: Change TARGET_64BIT define to
6815 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6816 using existing "ix86_isa_flags" varible.
6817 (m32, m64): Use existing "ix86_isa_flags" variable.
6818 (mmmx, m3dnow): Ditto.
6819 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6820 (mabm): Define as non-negative option using "x86_abm" variable.
6821 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6823 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6824 Rewrite feature test bitmap.
6825 (ix86_isa_flags): New initialized global int varible.
6826 (ix86_isa_flags_explicit): New static int variable.
6827 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6828 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6829 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6830 target_flags_explicit.
6831 (override_options): Remove "target_enable" and "target_disable" fields
6832 from "struct ptt". Update processor_target_table accordingly. Remove
6833 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6834 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6835 "target_flags" and "ix86_isa_flags_explicit" instead of
6836 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6837 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6838 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6839 to true when either of PTA_POPCNT or PTA_ABM is set in
6840 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6841 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6842 processor_alias_table flags entry. Remove handling of
6843 "target_enable" and "target_disable" fields of processor_target_table.
6844 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6845 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6846 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6847 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6848 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6850 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6852 2007-05-29 David Daney <ddaney@avtrex.com>
6855 * config/mips/mips.c (mips_output_mi_thunk): Emit
6856 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6858 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6859 * config/i386/i386.c (ix86_function_regparm): Added checking of
6860 ix86_force_align_arg_pointer to determine the number of
6861 register parameters.
6863 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
6865 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
6866 (SET_DR_MISALIGNMENT): New.
6867 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
6868 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
6869 Use SET_DR_MISALIGNMENT.
6870 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
6872 * tree-data-ref.c (create_data_ref, compute_all_dependences,
6873 find_loop_nest): Export.
6874 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
6875 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
6876 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
6877 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
6879 (struct mem_ref): Add field reuse_distance.
6880 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
6881 Initialize reuse_distance field.
6882 (issue_prefetch_ref): Select temporality of prefetch according to
6884 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
6885 self_reuse_distance, determine_loop_nest_reuse): New functions.
6886 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
6887 (tree_ssa_prefetch_arrays): Dump L2 cache size.
6888 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
6891 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
6893 * tree-ssa-alias.c: Add aliasing overview.
6895 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
6896 Danny Smith <dannysmith@users.sourceforge.net>
6899 * config/i386/t-crtfm: Compile crtfastmath.o with
6900 -minline-all-stringops.
6901 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
6902 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
6904 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6906 * doc/md.texi: Document constraints on HP PA-RISC.
6908 * pa/constraints.md: New file.
6909 * pa.md: Include constraints.md.
6910 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
6911 (integer_store_memory_operand, ldil_cint_p): New functions.
6912 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
6913 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6914 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
6915 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
6916 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
6918 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
6921 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
6922 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
6923 case POSTDECREMENT_EXPR>): Return the error_mark_node
6924 if either the real or imaginary parts would an
6927 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
6929 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
6930 name when we remove it from a call.
6932 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
6934 * targhooks.c (default_narrow_bitfield): Remove.
6935 * targhooks.h: Remove the prototype for
6936 default_narrow_bitfield.
6938 * langhooks-def.h: Remove the prototype for
6939 hook_get_alias_set_0.
6940 * langhooks.c (hook_get_alias_set_0): Remove.
6942 * global.c (EXECUTE_IF_CONFLICT): Remove.
6944 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6947 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
6948 return true when truth_value_p is true and the type
6951 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6953 * doc/install.texi (Prerequisites): We no longer require Autoconf
6954 2.13 for the top-level.
6956 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
6958 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
6959 memory access via x86_expand_vector_move_misalign() only for
6960 TImode values on 32-bit targets.
6962 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
6964 * matrix-reorg.c: New file. Implement matrix flattening and
6965 transposing optimization.
6966 * tree-pass.h: Add matrix reorg pass.
6967 * common.opt: Add fipa-mreorg flag.
6968 * Makefile.in: Add matrix-reorg.c.
6969 * passes.c: Add matrix reorg pass.
6970 * varpool.c (add_new_static_var): New function.
6971 * cgraph.h (add_new_static_var): Declare.
6973 2007-05-27 Eric Christopher <echristo@apple.com>
6975 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
6976 sp_offset depending on stack size. Save r12 depending
6977 on registers we're saving later.
6978 (rs6000_emit_epilogue): Update sp_offset depending only
6981 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
6983 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
6984 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6985 * ifcvt.c (if_convert): Ditto.
6986 * tree-ssa-threadupdate.c (thread_block): Ditto.
6987 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
6988 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6989 verify_loop_closed_ssa): Check number_of_loops instead of
6991 * predict.c (tree_estimate_probability): Ditto.
6992 * tree-if-conv.c (main_tree_if_conversion): Ditto.
6993 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
6994 * modulo-sched.c (sms_schedule): Ditto.
6995 * tree-scalar-evolution.c (scev_const_prop): Ditto.
6996 (scev_finalize): Do not do anything if scev analysis was not
6998 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
6999 current_loops == NULL.
7000 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
7001 * loop-init.c (loop_optimizer_init): Do not free current_loops when
7003 (loop_optimizer_finalize): Assert that loops were analyzed.
7004 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
7005 rtl_doloop): Check number_of_loops instead of current_loops.
7006 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
7007 current_loops == NULL.
7008 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
7009 gate_tree_vectorize tree_linear_transform, check_data_deps,
7010 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
7011 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
7012 Check number_of_loops instead of current_loops.
7013 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
7014 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
7015 free loops if available.
7016 (execute_pre): Do not pass do_fre to fini_pre.
7018 2007-05-27 Tobias Burnus <burnus@net-b.de>
7021 * real.c (mpfr_from_real): Fix sign of -Inf.
7023 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
7025 * tree-vect-transform.c (vectorizable_conversion): Initialize
7026 tree_code variables to ERROR_MARK.
7027 (vectorizable_type_demotion): Likewise.
7028 (vectorizable_type_promotion): Likewise.
7030 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7033 * config/i386/i386.md (movti): Handle push operands via
7036 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7038 * basic-block.h: Remove the prototype for merge_seq_blocks.
7039 * cfgcleanup.c (merge_seq_blocks): Remove.
7041 * tree-flow.h: Remove the prototype for is_aliased_with.
7042 * tree-ssa-alias.c (is_aliased_with): Remove.
7044 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
7048 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
7050 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
7051 ix86_expand_sse4_unpack if SSE4.1 is enabled.
7052 (vec_unpacks_hi_v16qi): Likewise.
7053 (vec_unpacku_lo_v16qi): Likewise.
7054 (vec_unpacks_lo_v16qi): Likewise.
7055 (vec_unpacku_hi_v8hi): Likewise.
7056 (vec_unpacks_hi_v8hi): Likewise.
7057 (vec_unpacku_lo_v8hi): Likewise.
7058 (vec_unpacks_lo_v8hi): Likewise.
7059 (vec_unpacku_hi_v4si): Likewise.
7060 (vec_unpacks_hi_v4si): Likewise.
7061 (vec_unpacku_lo_v4si): Likewise.
7062 (vec_unpacks_lo_v4si): Likewise.
7064 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7066 * c-typeck.c, config/arm/arm.c, config/darwin.c,
7067 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
7068 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
7069 follow spelling conventions in various
7070 warning/error/diagnostic messages.
7072 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
7073 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
7074 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
7075 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
7076 tree-vrp.c: Fix comment typos. Follow spelling conventions.
7077 * doc/tm.texi: Follow spelling conventions.
7079 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7082 * tree-ssa-forwprop.c
7083 (forward_propagate_addr_into_variable_array_index): Remove
7084 the lhs argument. Use the type of def_rhs instead of lhs.
7085 (forward_propagate_addr_expr_1): Update use of
7086 forward_propagate_addr_into_variable_array_index.
7088 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
7089 Nigel Stephens <nigel@mips.com>
7091 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
7092 function attributes, "far" being an alias for "long_call".
7093 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
7094 (mips_near_type_p, mips_far_type_p): New.
7095 (mips_comp_type_attributes): New function to check that attributes
7096 attached to a function type are compatible.
7097 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
7098 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
7099 to the target function of the thunk.
7100 (mips_encode_section_info): Check for "near" and "far" function
7101 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
7103 * config/mips/predicates.md (const_call_insn_operand): Test only
7104 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
7106 * doc/extend.texi (Function Attributes): Document MIPS "near" and
7109 * testsuite/gcc.target/mips/near-far-1.c: New test case.
7110 * testsuite/gcc.target/mips/near-far-2.c: New test case.
7111 * testsuite/gcc.target/mips/near-far-3.c: New test case.
7112 * testsuite/gcc.target/mips/near-far-4.c: New test case.
7114 2007-05-25 Eric Christopher <echristo@apple.com>
7116 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
7117 to x86-darwin configurations.
7118 * config/i386/t-darwin: Add softfp support.
7119 * config/i386/t-darwin64: Ditto.
7120 * config/i386/sfp-machine.h: If mach then don't use
7121 aliasing, emit a stub to call.
7123 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
7125 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
7126 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
7127 tree-predcom.c, tree-ssa-alias-warnings.c,
7128 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
7129 comment typos. Follow spelling conventions.
7130 * doc/cpp.texi, doc/invoke.texi: Fix typos.
7132 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7135 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
7136 constants into memory. Expand unaligned memory references for
7137 SSE modes via x86_expand_vector_move_misalign() function.
7139 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
7141 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
7142 "memory" attribute for "sseishft" type insn without operands[2].
7144 2007-05-25 Dirk Mueller <dmueller@suse.de>
7145 Marcus Meissner <meissner@suse.de>
7147 * doc/extend.texi (alloc_size): New attribute.
7148 * c-common.c (handle_alloc_size_attribute): New.
7149 * tree-object-size.c (alloc_object_size): Use alloc_size
7150 attribute, if available.
7152 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7154 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
7156 (__builtin_ia32_vec_ext_v2di): Likewise.
7157 (__builtin_ia32_vec_ext_v4si): Likewise.
7158 (__builtin_ia32_vec_ext_v8hi): Likewise.
7159 (__builtin_ia32_vec_ext_v16qi): Likewise.
7160 (__builtin_ia32_vec_set_v8hi): Likewise.
7162 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7164 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
7166 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7168 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7169 (arm_is_longcall_p): Rename to...
7170 (arm_is_long_call_p): ...this. Take a single tree argument and
7172 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7173 (CUMULATIVE_ARGS): Remove call_cookie.
7174 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7175 (ENCODED_LONG_CALL_ATTR_P): Delete.
7176 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7177 LONG_CALL_FLAG_CHAR cases.
7178 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7179 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7180 ARM_DECLARE_FUNCTION_SIZE.
7181 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7182 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7183 (arm_encode_call_attribute, current_file_function_operand): Delete.
7184 (arm_function_in_section_p): New function.
7185 (arm_is_longcall_p): Rename to...
7186 (arm_is_long_call_p): ...this. Take the target function as a single
7187 argument and return a bool. Do not rely on call cookies. Check
7188 whether the target symbol is in the same section as the current
7189 function, not just the same compilation unit.
7190 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7191 (arm_encode_section_info): Don't encode a call type.
7192 * config/arm/arm.md (call, call_value): Update calls to
7193 arm_is_long(_)call_p. Simplify logic.
7194 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7195 Update calls to arm_is_long(_)call_p.
7197 2007-05-25 Richard Guenther <rguenther@suse.de>
7199 PR tree-optimization/31982
7200 * tree-ssa-forwprop.c
7201 (forward_propagate_addr_into_variable_array_index): Handle arrays
7202 with element size one.
7204 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7206 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7207 (umulsi3_highpart): Likewise.
7209 2007-05-24 Ian Lance Taylor <iant@google.com>
7211 PR rtl-optimization/32069
7212 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7215 2007-05-24 Ollie Wild <aaw@google.com>
7217 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7220 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7222 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7223 (oprs_unchanged_p): Use it to check all registers in a REG.
7224 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7225 (reg_set_between_after_reload_p): Delete.
7226 (reg_used_between_after_reload_p): Likewise.
7227 (reg_set_or_used_since_bb_start): Likewise.
7228 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7229 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7230 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7231 * rtlanal.c (reg_set_p): Check whether REG overlaps
7232 regs_invalidated_by_call, rather than just checking the
7233 membership of REGNO (REG).
7235 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7237 * doc/passes.texi: Document predictive commoning.
7238 * doc/invoke.texi (-fpredictive-commoning): Document.
7239 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7240 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7241 adding indices to the generated name.
7242 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7243 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7244 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7245 (op_symbol_code): ... and exported.
7246 (dump_omp_clause, op_symbol): Use op_symbol_code
7247 instead of op_symbol_1.
7248 * tree-pass.h (pass_predcom): Declare.
7249 * timevar.def (TV_PREDCOM): New timevar.
7250 * tree-ssa-loop.c (run_tree_predictive_commoning,
7251 gate_tree_predictive_commoning, pass_predcom): New.
7252 * tree-data-ref.c (find_data_references_in_loop): Find the
7253 references in dominance order.
7254 (canonicalize_base_object_address): Ensure that the result has
7256 (dr_analyze_innermost): Export.
7257 (create_data_ref): Code to fail for references with invariant
7259 (find_data_references_in_stmt): ... here.
7260 * tree-data-ref.h (dr_analyze_innermost): Declare.
7261 * tree-affine.c: Include tree-gimple.h and hashtab.h.
7262 (aff_combination_find_elt, name_expansion_hash,
7263 name_expansion_eq, tree_to_aff_combination_expand,
7264 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
7266 * tree-affine.h (aff_combination_constant_multiple_p,
7267 tree_to_aff_combination_expand): Declare.
7268 * tree-predcom.c: New file.
7269 * common.opt (fpredictive-commoning): New option.
7270 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
7271 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
7272 * Makefile.in (tree-predcom.o): Add.
7273 (tree-affine.o): Add TREE_GIMPLE_H dependency.
7274 * passes.c (init_optimization_passes): Add dceloop after
7275 copy propagation in loop optimizer. Add predictive commoning
7276 to loop optimizer passes.
7278 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7280 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
7283 2007-05-24 Jan Hubicka <jh@suse.cz>
7285 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
7287 (genheader): Include statistics.h.
7289 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
7291 * print-rtl.c (flag_dump_unnumbered): Update comments.
7292 (print_rtl): Fix my previous change.
7293 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
7296 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7299 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
7301 (thread_through_all_blocks): Call initialize_original_copy_tables
7302 and free_original_copy_tables.
7303 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
7305 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7306 * cfghooks.c (duplicate_block): Use get_loop_copy.
7307 * cfg.c: Include cfgloop.h.
7308 (loop_copy): New hash table.
7309 (initialize_original_copy_tables): Initialize loop_copy table.
7310 (free_original_copy_tables): Free loop_copy table.
7311 (copy_original_table_clear, copy_original_table_set,
7312 set_loop_copy, get_loop_copy): New functions.
7313 (set_bb_original, set_bb_copy): Use copy_original_table_set.
7314 * cfgloop.h (struct loop): Remove copy field.
7315 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
7316 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
7318 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7320 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
7321 -msse/-msse2/-msse3.
7323 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
7326 __builtin_ia32_vec_set_v2di with MASK_64BIT.
7328 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
7331 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
7332 * targhooks.h (default_mangle_decl_assembler_name): Declare
7334 * targhooks.c (default_mangle_decl_assembler_name): Define
7336 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
7338 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
7339 * langhooks.c (lhd_set_decl_assembler_name): Call
7340 targetm.mangle_decl_assembler_name for names with global scope.
7342 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
7344 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
7345 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
7347 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7348 New. Factored out of i386_pe_encode_section_info.
7349 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
7350 Move check for prior decoration of stdcall
7351 symbols to i386_pe_encode_section_info.
7352 (i386_pe_encode_section_info): Adjust call to
7353 gen_stdcall_or_fastcall_suffix. Use
7354 i386_pe_maybe_mangle_decl_assembler_name, if needed.
7355 (i386_pe_mangle_decl_assembler_name): New. Wrap
7356 i386_pe_maybe_mangle_decl_assembler_name.
7358 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7360 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
7361 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
7362 * langhooks.c (get_signed_or_unsigned_type): Don't check for
7363 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7364 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
7367 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
7368 Nigel Stephens <nigel@mips.com>
7369 Richard Sandiford <richard@codesourcery.com>
7371 Fix up MIPS16 hard float and add support for complex.
7373 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
7374 (TARGET_SOFT_FLOAT_ABI): New.
7375 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
7376 __mips_soft_float to reflect the ABI in use, not whether the
7377 FPU is directly accessible (e.g., in MIPS16 mode).
7378 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
7379 (UNITS_PER_FPVALUE): Likewise.
7381 * config/mips/mips.c (mips_expand_call): Remove redundant
7382 TARGET_MIPS16 check.
7383 (mips_arg_regno): New.
7384 (function_arg_advance): When setting bits in cum->fp_code for
7385 MIPS16, don't subtract 1 from cum->arg_number, since it is now
7387 (function_arg): Use mips_arg_regno.
7388 (mips_return_mode_in_fpr_p): New.
7389 (mips16_call_stub_mode_suffix): New.
7390 (mips16_cfun_returns_in_fpr_p): New.
7391 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
7392 (mips_output_function_prologue): Test mips16_hard_float, not
7393 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
7394 (mips_expand_epilogue): Call MIPS16 helper routines to copy
7395 return value into a floating-point register.
7396 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
7397 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
7398 (mips16_fp_args): Handle MIPS32r2 ISA which supports
7399 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
7400 word of double arguments from or to the high bits of 64-bit
7401 floating point registers.
7402 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
7403 (mips16_fpret_double): New helper function.
7404 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
7405 support for complex modes. Fill in DECL_RESULT for stubdecl.
7406 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
7408 * config/mips/mips16.S
7409 (RET, ARG1, ARG2): New.
7410 (MERGE_GPRf, MERGE_GPRt): New.
7411 (DELAYt, DELAYf): New.
7412 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
7413 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
7414 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
7415 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
7416 (SFOP): Renamed to...
7417 (OPSF3): This, and macro-ified. Updated all uses.
7418 (SFOP2): Renamed to...
7419 (OPSF2): This, and macro-ified. Updated all uses.
7420 (SFCMP): Renamed to...
7421 (CMPSF): This, and macro-ified. Updated all uses.
7422 (SFREVCMP): Renamed to...
7423 (REVCMPSF): This, and macro-ified. Updated all uses.
7424 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
7425 (LDDBL1, LDDBL2, RETDBL): Deleted.
7426 (DFOP): Renamed to...
7427 (OPDF3): This, and macro-ified. Updated all uses.
7428 (DFOP2): Renamed to...
7429 (OPDF2): This, and macro-ified. Updated all uses.
7430 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
7431 (DFCMP): Renamed to...
7432 (CMPDF): This, and macro-ified. Updated all uses.
7433 (DFREVCMP): Renamed to...
7434 (REVCMPDF): This, and macro-ified. Updated all uses.
7435 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
7436 (RET_FUNCTION): New.
7437 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
7438 (__mips16_ret_sc, __mips16_ret_dc): New.
7439 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
7440 STUB_ARGS_6, STUB_ARGS_10): New.
7441 (CALL_STUB_NO_RET): New.
7442 (__mips16_call_stub_1): Macro-ified.
7443 (__mips16_call_stub_5): Macro-ified.
7444 (__mips16_call_stub_2): Macro-ified.
7445 (__mips16_call_stub_6): Macro-ified.
7446 (__mips16_call_stub_9): Macro-ified.
7447 (__mips16_call_stub_10): Macro-ified.
7448 (CALL_STUB_RET): New.
7449 (__mips16_call_stub_sf_0): Macro-ified.
7450 (__mips16_call_stub_sf_1): Macro-ified.
7451 (__mips16_call_stub_sf_5): Macro-ified.
7452 (__mips16_call_stub_sf_2): Macro-ified.
7453 (__mips16_call_stub_sf_6): Macro-ified.
7454 (__mips16_call_stub_sf_9): Macro-ified.
7455 (__mips16_call_stub_sf_10): Macro-ified.
7456 (__mips16_call_stub_df_0): Macro-ified.
7457 (__mips16_call_stub_df_1): Macro-ified.
7458 (__mips16_call_stub_df_5): Macro-ified.
7459 (__mips16_call_stub_df_2): Macro-ified.
7460 (__mips16_call_stub_df_6): Macro-ified.
7461 (__mips16_call_stub_df_9): Macro-ified.
7462 (__mips16_call_stub_df_10): Macro-ified.
7463 (__mips16_call_stub_sc_0): New.
7464 (__mips16_call_stub_sc_1): New.
7465 (__mips16_call_stub_sc_5): New.
7466 (__mips16_call_stub_sc_2): New.
7467 (__mips16_call_stub_sc_6): New.
7468 (__mips16_call_stub_sc_9): New.
7469 (__mips16_call_stub_sc_10): New.
7470 (__mips16_call_stub_dc_0): New.
7471 (__mips16_call_stub_dc_1): New.
7472 (__mips16_call_stub_dc_5): New.
7473 (__mips16_call_stub_dc_2): New.
7474 (__mips16_call_stub_dc_6): New.
7475 (__mips16_call_stub_dc_9): New.
7476 (__mips16_call_stub_dc_10): New.
7478 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
7479 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
7480 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
7482 2007-05-23 Ian Lance Taylor <iant@google.com>
7484 * doc/invoke.texi (Invoking GCC): Document that the order of the
7487 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
7490 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
7491 * config/score/predicate.md (const_pow2, const_npow2): Remove.
7492 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
7496 * config/score/score.c (score_print_operand): Make sure that only
7497 lower bits are used.
7499 2007-05-22 Ian Lance Taylor <iant@google.com>
7501 * tree-vrp.c (avoid_overflow_infinity): New static function,
7502 broken out of set_value_range_to_value.
7503 (set_value_range_to_value): Call avoid_overflow_infinity.
7504 (extract_range_from_assert): Likewise.
7506 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7509 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
7510 change the type before looking for a COMPOUND_EXPR.
7512 2007-05-22 Ian Lance Taylor <iant@google.com>
7514 * lower-subreg.c (decompose_multiword_subregs): If we change an
7515 insn, call remove_retval_note on it.
7517 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7519 * regs.h (end_hard_regno): New function.
7520 (END_HARD_REGNO, END_REGNO): New macros.
7521 (add_to_hard_reg_set): New function.
7522 (remove_from_hard_reg_set): Likewise.
7523 (in_hard_reg_set_p): Likewise.
7524 (overlaps_hard_reg_set_p): Likewise.
7525 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
7526 (note_btr_set): Use END_HARD_REGNO.
7527 * caller-save.c (setup_save_areas): Use end_hard_regno.
7528 (mark_set_regs): Use END_HARD_REGNO.
7529 (add_stored_regs): Use end_hard_regno.
7530 (mark_referenced_regs): Use add_to_hard_reg_set.
7531 * combine.c (update_table_tick): Use END_REGNO.
7532 (record_value_for_reg): Likewise.
7533 (record_dead_and_set_regs): Likewise.
7534 (get_last_value_validate): Likewise.
7535 (use_crosses_set_p): Likewise.
7536 (reg_dead_at_p_1): Likewise.
7537 (reg_dead_at_p): Likewise.
7538 (mark_used_regs_combine): Use add_to_hard_reg_set.
7539 (move_deaths): Use END_HARD_REGNO.
7540 (reg_bitfield_target_p): Use end_hard_regno.
7541 (distribute_notes): Use END_HARD_REGNO.
7542 * cse.c (mention_regs): Use END_REGNO.
7543 (insert): Use add_to_hard_reg_set.
7544 (invalidate): Use END_HARD_REGNO.
7545 (invalidate_for_call): Likewise.
7546 (exp_equiv_p): Use END_REGNO.
7547 (cse_insn): Likewise.
7548 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
7549 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
7550 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
7551 * function.c (keep_stack_depressed): Use end_hard_regno.
7552 * global.c (global_alloc): Use end_hard_regno.
7553 (global_conflicts): Use add_to_hard_reg_set instead of
7555 (find_reg): Likewise.
7556 (mark_reg_store): Likewise.
7557 (mark_reg_conflicts): Likewise.
7558 (mark_reg_death): Use remove_from_hard_reg_set.
7559 (mark_reg_live_nc): Delete.
7560 (set_preference): Use end_hard_regno.
7561 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
7562 remove_from_hard_reg_set.
7563 (post_mark_life): Use add_to_hard_reg_set.
7564 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
7565 (reg_becomes_live): Use add_to_hard_reg_set.
7566 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
7567 (peep2_find_free_register): Use add_to_hard_reg_set.
7568 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
7569 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
7570 * regrename.c (note_sets): Use add_to_hard_reg_set.
7571 (clear_dead_regs): Use remove_from_hard_reg_set.
7572 (regrename_optimize): Use add_to_hard_reg_set.
7573 (find_oldest_value_reg): Use in_hard_reg_set_p.
7574 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
7575 (hard_reg_set_here_p): Use end_hard_regno.
7576 (decompose): Likewise.
7577 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
7578 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
7579 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
7580 (mark_home_live): Use end_hard_regno.
7581 (spill_hard_reg): Likewise.
7582 (clear_reload_reg_in_use): Likewise.
7583 * reorg.c (delete_prior_computation): Use END_REGNO.
7584 * resource.c (update_live_status): Use END_HARD_REGNO.
7585 (mark_referenced_resources): Use add_to_hard_reg_set.
7586 (mark_set_resources): Likewise.
7587 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
7588 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
7589 (reg_overlap_mentioned_p): Likewise.
7590 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
7591 (covers_regno_no_parallel_p): Use END_REGNO.
7592 (find_regno_note): Likewise.
7593 (find_reg_fusage): Use END_HARD_REGNO.
7594 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
7595 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
7597 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7599 * mode-switching.c (reg_dies): Change type of second argument to
7601 (optimize_mode_switching): Update accordingly.
7603 2007-05-22 Richard Sandiford <richard@codesourcery.com>
7605 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
7607 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
7608 (hard_reg_set_empty_p): ...these new functions.
7609 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
7610 GO_IF_HARD_REG_SUBSET.
7611 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
7612 instead of GO_IF_HARD_REG_EQUAL.
7613 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
7614 instead of GO_IF_HARD_REG_EQUAL.
7615 * global.c (find_reg): Use hard_reg_set_empty_p instead of
7616 GO_IF_HARD_REG_SUBSET.
7617 (modify_reg_pav): Use hard_reg_set_empty_p instead of
7618 GO_IF_HARD_REG_EQUAL.
7619 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
7620 of GO_IF_HARD_REG_SUBSET.
7621 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
7622 instead of GO_IF_HARD_REG_EQUAL.
7623 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
7624 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
7625 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
7626 of GO_IF_HARD_REG_SUBSET,
7627 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
7628 GO_IF_HARD_REG_SUBSET.
7629 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
7630 instead of GO_IF_HARD_REG_EQUAL.
7631 * config/sh/sh.c (push_regs, calc_live_regs): Use
7632 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
7633 (hard_regs_intersect_p): Delete.
7635 2007-05-22 Janis Johnson <janis187@us.ibm.com>
7637 * doc/sourcebuild.texi (Test Directives) Add dg-message.
7639 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
7640 Richard Henderson <rth@redhat.com>
7642 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
7644 (x86_64-*-*): Likewise.
7646 * i386/i386-modes.def (V2QI): New.
7648 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
7650 (override_options): Support SSE4.1.
7651 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
7652 (IX86_BUILTIN_BLENDPS): Likewise.
7653 (IX86_BUILTIN_BLENDVPD): Likewise.
7654 (IX86_BUILTIN_BLENDVPS): Likewise.
7655 (IX86_BUILTIN_PBLENDVB128): Likewise.
7656 (IX86_BUILTIN_PBLENDW128): Likewise.
7657 (IX86_BUILTIN_DPPD): Likewise.
7658 (IX86_BUILTIN_DPPS): Likewise.
7659 (IX86_BUILTIN_INSERTPS128): Likewise.
7660 (IX86_BUILTIN_MOVNTDQA): Likewise.
7661 (IX86_BUILTIN_MPSADBW128): Likewise.
7662 (IX86_BUILTIN_PACKUSDW128): Likewise.
7663 (IX86_BUILTIN_PCMPEQQ): Likewise.
7664 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
7665 (IX86_BUILTIN_PMAXSB128): Likewise.
7666 (IX86_BUILTIN_PMAXSD128): Likewise.
7667 (IX86_BUILTIN_PMAXUD128): Likewise.
7668 (IX86_BUILTIN_PMAXUW128): Likewise.
7669 (IX86_BUILTIN_PMINSB128): Likewise.
7670 (IX86_BUILTIN_PMINSD128): Likewise.
7671 (IX86_BUILTIN_PMINUD128): Likewise.
7672 (IX86_BUILTIN_PMINUW128): Likewise.
7673 (IX86_BUILTIN_PMOVSXBW128): Likewise.
7674 (IX86_BUILTIN_PMOVSXBD128): Likewise.
7675 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7676 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7677 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7678 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7679 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7680 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7681 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7682 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7683 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7684 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7685 (IX86_BUILTIN_PMULDQ128): Likewise.
7686 (IX86_BUILTIN_PMULLD128): Likewise.
7687 (IX86_BUILTIN_ROUNDPD): Likewise.
7688 (IX86_BUILTIN_ROUNDPS): Likewise.
7689 (IX86_BUILTIN_ROUNDSD): Likewise.
7690 (IX86_BUILTIN_ROUNDSS): Likewise.
7691 (IX86_BUILTIN_PTESTZ): Likewise.
7692 (IX86_BUILTIN_PTESTC): Likewise.
7693 (IX86_BUILTIN_PTESTNZC): Likewise.
7694 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7695 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7696 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7697 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7698 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7700 (bdesc_sse_3arg): Likewise.
7701 (bdesc_2arg): Likewise.
7702 (bdesc_1arg): Likewise.
7703 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7705 (ix86_expand_sse_4_operands_builtin): New.
7706 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7707 smaller than 8 bits as the 2nd arg.
7708 (ix86_expand_sse_ptest): New.
7709 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7710 (ix86_expand_vector_set): Support SSE4.1.
7711 (ix86_expand_vector_extract): Likewise.
7713 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7714 __SSE4_1__ for -msse4.1.
7716 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7717 (UNSPEC_INSERTPS): Likewise.
7718 (UNSPEC_DP): Likewise.
7719 (UNSPEC_MOVNTDQA): Likewise.
7720 (UNSPEC_MPSADBW): Likewise.
7721 (UNSPEC_PHMINPOSUW): Likewise.
7722 (UNSPEC_PTEST): Likewise.
7723 (UNSPEC_ROUNDP): Likewise.
7724 (UNSPEC_ROUNDS): Likewise.
7726 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7728 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7729 (const_pow2_1_to_32768_operand): Likewise.
7731 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7734 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7736 (sse4_1_insertps): Likewise.
7737 (*sse4_1_extractps): Likewise.
7738 (sse4_1_ptest): Likewise.
7739 (sse4_1_mulv2siv2di3): Likewise.
7740 (*sse4_1_mulv4si3): Likewise.
7741 (*sse4_1_smax<mode>3): Likewise.
7742 (*sse4_1_umax<mode>3): Likewise.
7743 (*sse4_1_smin<mode>3): Likewise.
7744 (*sse4_1_umin<mode>3): Likewise.
7745 (sse4_1_eqv2di3): Likewise.
7746 (*sse4_1_pinsrb): Likewise.
7747 (*sse4_1_pinsrd): Likewise.
7748 (*sse4_1_pinsrq): Likewise.
7749 (*sse4_1_pextrb): Likewise.
7750 (*sse4_1_pextrb_memory): Likewise.
7751 (*sse4_1_pextrw_memory): Likewise.
7752 (*sse4_1_pextrq): Likewise.
7753 (sse4_1_blendpd): Likewise.
7754 (sse4_1_blendps): Likewise.
7755 (sse4_1_blendvpd): Likewise.
7756 (sse4_1_blendvps): Likewise.
7757 (sse4_1_dppd): Likewise.
7758 (sse4_1_dpps): Likewise.
7759 (sse4_1_movntdqa): Likewise.
7760 (sse4_1_mpsadbw): Likewise.
7761 (sse4_1_packusdw): Likewise.
7762 (sse4_1_pblendvb): Likewise.
7763 (sse4_1_pblendw): Likewise.
7764 (sse4_1_phminposuw): Likewise.
7765 (sse4_1_extendv8qiv8hi2): Likewise.
7766 (*sse4_1_extendv8qiv8hi2): Likewise.
7767 (sse4_1_extendv4qiv4si2): Likewise.
7768 (*sse4_1_extendv4qiv4si2): Likewise.
7769 (sse4_1_extendv2qiv2di2): Likewise.
7770 (*sse4_1_extendv2qiv2di2): Likewise.
7771 (sse4_1_extendv4hiv4si2): Likewise.
7772 (*sse4_1_extendv4hiv4si2): Likewise.
7773 (sse4_1_extendv2hiv2di2): Likewise.
7774 (*sse4_1_extendv2hiv2di2): Likewise.
7775 (sse4_1_extendv2siv2di2): Likewise.
7776 (*sse4_1_extendv2siv2di2): Likewise.
7777 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7778 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7779 (sse4_1_zero_extendv4qiv4si2): Likewise.
7780 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7781 (sse4_1_zero_extendv2qiv2di2): Likewise.
7782 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7783 (sse4_1_zero_extendv4hiv4si2): Likewise.
7784 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7785 (sse4_1_zero_extendv2hiv2di2): Likewise.
7786 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7787 (sse4_1_zero_extendv2siv2di2): Likewise.
7788 (*sse4_1_zero_extendv2siv2di2): Likewise.
7789 (sse4_1_roundpd): Likewise.
7790 (sse4_1_roundps): Likewise.
7791 (sse4_1_roundsd): Likewise.
7792 (sse4_1_roundss): Likewise.
7793 (mulv4si3): Don't expand for SSE4.1.
7794 (smax<mode>3): Likewise.
7795 (umaxv4si3): Likewise.
7796 (uminv16qi3): Likewise.
7797 (umin<mode>3): Likewise.
7798 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7800 * doc/extend.texi: Document SSE4.1 built-in functions.
7802 * doc/invoke.texi: Document -msse4.1.
7804 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7806 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7807 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7808 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7809 (ASM_SPEC): Add asm_pcrel_spec.
7810 (EXTRA_SPECS): Add asm_pcrel_spec.
7812 2007-05-21 David Daney <ddaney@avtrex.com>
7814 * doc/install.texi (Building a cross compiler): Add requirements
7815 for Java cross compiler.
7817 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7820 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7821 Add loopno argument. Use evolution_function_is_invariant_rec_p
7822 instead of evolution_function_is_constant_p.
7823 Update calls to evolution_function_is_affine_multivariate_p.
7824 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7825 Add loopno argument.
7826 * tree-scalar-evolution.c (gather_chrec_stats): Call
7827 evolution_function_is_affine_multivariate_p with a loop
7829 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7830 (analyze_overlapping_iterations): Likewise.
7831 (access_functions_are_affine_or_constant_p): Likewise.
7832 (build_classic_dist_vector_1): If the access functions
7833 are equal, don't do anything.
7835 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7836 Paolo Carlini <pcarlini@suse.de>
7837 Uros Bizjak <ubizjak@gmail.com>
7839 * c-cppbuiltin.c (c_cpp_builtins): Define
7840 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7841 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7842 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7843 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7845 2007-05-21 Mike Stump <mrs@apple.com>
7847 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7849 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7851 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7854 implementation if __OPTIMIZE__ is not defined.
7855 (_mm_alignr_pi8): Ditto.
7856 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7857 (_mm_inserti_si64): Ditto.
7858 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7859 (_mm_slli_epi16): Ditto.
7860 (_mm_slli_epi32): Ditto.
7861 (_mm_slli_epi64): Ditto.
7862 (_mm_srai_epi16): Ditto.
7863 (_mm_srai_epi32): Ditto.
7864 (_mm_srli_si128): Ditto.
7865 (_mm_slli_si128): Ditto.
7866 (_mm_srli_epi16): Ditto.
7867 (_mm_srli_epi32): Ditto.
7868 (_mm_srli_epi64): Ditto.
7869 (_mm_extract_epi16): Ditto.
7870 (_mm_insert_epi16): Ditto.
7871 (_mm_shufflehi_epi16): Ditto.
7872 (_mm_shufflelo_epi16): Ditto.
7873 (_mm_shuffle_epi32): Ditto.
7874 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
7876 (_mm_insert_pi16): Ditto.
7878 (_mm_shuffle_pi16): Ditto.
7880 (_mm_shufle_ps): Ditto.
7881 (_mm_prefetch): Ditto.
7883 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
7885 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
7886 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
7887 * real.c (encode_i370_single, decode_i370_single,
7888 encode_i370_double, decode_i370_double): Functions removed.
7889 (i370_single_format, i370_double_format): Initializations removed.
7890 (real_maxval, round_for_format, exact_real_truncate, significand_size):
7891 Consider the log2_b field to always be one.
7892 (ieee_single_format, mips_single_format, coldfire_single_format,
7893 ieee_double_format, mips_double_format, coldfire_double_format,
7894 ieee_extended_motorola_format, ieee_extended_intel_96_format,
7895 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
7896 ibm_extended_format, mips_extended_format, ieee_quad_format,
7897 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
7898 decimal_single_format, decimal_double_format, decimal_quad_format,
7899 c4x_single_format, c4x_extended_format, real_internal_format): Remove
7900 initialization of log2_b.
7901 * real.h (i370_single_format, i370_double_format): Declarations
7903 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
7904 field to always be one.
7906 2007-05-21 Andreas Schwab <schwab@suse.de>
7908 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
7909 NOTE_INSN_BASIC_BLOCK_P.
7910 (process_for_unwind_directive): Likewise.
7912 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
7914 * builtins.c (expand_builtin_setjmp_setup): Update comment.
7915 * function.h (struct function): Move va_list_gpr_size,
7916 va_list_fpr_size, function_frequency to front of bitfields. Add
7918 (current_function_calls_unwind_init): New.
7919 * except.c (expand_builtin_unwind_init): Set
7920 current_function_calls_unwind_init not
7921 current_function_has_nonlocal_label.
7922 * reload1.c (has_nonexceptional_receiver): New.
7923 (reload): Use it and current_function_calls_unwind_init to
7924 determine whether call-saved regs must be saved.
7926 2007-05-20 Jan Hubicka <jh@suse.cz>
7928 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
7929 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7930 * ddg.c (create_ddg): LIkewise.
7931 * final.c (final): Remove hunk moving line number notes around since
7932 they are no longer present at this stage.
7933 (final_scan_insn): Use NOTE_KIND instead of
7934 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7935 (output_asm_label): Likewise.
7936 * reorg.c (dbr_schedule): Likewise.
7937 * haifa-sched.c (unlink_other_notes): Likewise.
7938 * mode-switching.c (optimize_mode_switching): Likewise.
7939 * graph.c (start_bb): Likewise.
7940 * rtl.def (NOTE): Update description.
7941 * jump.c (squeeze_notes): Delete.
7942 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
7943 NOTE_INSN_BASIC_BLOCK_P when possible.
7944 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
7945 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
7946 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
7947 (dwarf2out_var_location): Likewise.
7948 * cfgbuild.c (make_edges): Likewise.
7949 (find_basic_blocks_1): Likewise.
7950 * function.c (reorder_blocks_1): Likewise.
7951 (epilogue_done): Likewise.
7952 (reposition_prologue_and_epilogue_notes): Likewise.
7953 * print-rtl.c (print_rtx): Likewise; drop code for printing
7955 (print_rtl): Likewise.
7956 (print_rtl_single): Likewise.
7957 * gcse.c (insert_insn_start_bb): Likewise.
7958 * alias.c (init_alias_analysis): Likewise.
7959 * calls.c (fixup_tail_calls): Likewise.
7960 * except.c (sjlj_emit_function_enter): Likewise.
7961 * emit-rtl.c (add_insn_after): Likeiwse.
7962 (emit_label_before): Likewise.
7963 (emit_label_after): Likewise.
7964 (emit_note_before, emit_note_after, emit_note): Update
7965 parameter to be enum insn_note; do not deal with source
7967 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
7968 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
7970 (merge_blocks_move_successor_nojumps): Simplify now when
7971 we don't have BLOCK notes.
7972 (try_optimize_cfg): Likewise.
7973 * cfglayout.c (skip_insns_after_block): Likewise.
7974 (record_effective_endpoints): Likewise.
7975 (duplicate_insn_chain): Likewise.
7976 * varasm.c (output_constant_pool_1): Likewise.
7977 * sched-deps.c (sched_analyze): Likewise.
7978 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
7980 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
7981 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
7982 (SET_INSN_DELETED): Simplify.
7983 (NOTE_LINE_NUMBER): Exterminate.
7984 (NOTE_LINE_KIND): New.
7985 (NOTE_INSN_BASIC_BLOCK_P): Update.
7986 (enum insn_note): Simplify.
7987 (GET_NOTE_INSN_NAME) Simplify.
7988 (emit_note_before, emit_note_after, emit_note): Update prototype.
7989 (squeeze_notes): Remove.
7990 * sched-int.h (NOTE_NOT_BB_P): Update.
7991 * resource.c (mark_target_live_regs): Update.
7992 * sched-rgn.c (debug_dependencies): Update.
7993 * sched-vis.c (print_insn): Update.
7994 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
7995 * config/i386/i386.c (ix86_output_function_epilogue): Update.
7996 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
7997 (TARGET_ADJUST_UNROLL_MAX): Likewise.
7998 (split_branches): Update.
7999 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
8001 (sh_adjust_unroll_max): Exterminate.
8002 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
8003 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
8004 (m68hc11_reorg): Likewise.
8005 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
8006 (emit_predicate_relation_info): Update.
8007 (process_for_unwind_directive): Update.
8008 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
8009 (output_call): Update.
8010 * config/pa/pa.c (output_lbranch): Update.
8011 (output_millicode_call): Update.
8012 (output_call): Update.
8013 (pa_combine_instructions): Update.
8014 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
8015 * config/bfin/bfin.c (gen_one_bundle): Update.
8016 * cfgrtl.c (can_delete_note_p): Update.
8017 (delete_insn): Update.
8018 (rtl_merge_blocks): Update.
8019 (commit_one_edge_insertion): Update.
8020 (rtl_verify_flow_info): Update.
8021 * stmt.c (expand_case): Do not call squeeze_notes.
8023 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8030 * c.opt (Wtype-limits): New.
8031 * doc/invoke.texi (Wtype-limits): Document it.
8032 (Wextra): Enabled by -Wextra.
8033 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8034 * c-common.c (shorten_compare): Warn with Wtype-limits.
8036 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8038 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
8039 inlined function, not as a macro.
8040 (_mm_alignr_pi8): Ditto.
8041 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8042 (_mm_inserti_si64): Ditto.
8043 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8044 (_mm_extract_epi16): Ditto.
8045 (_mm_insert_epi16): Ditto.
8046 (_mm_shufflehi_epi16): Ditto.
8047 (_mm_shufflelo_epi16): Ditto.
8048 (_mm_shuffle_epi32): Ditto.
8049 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
8050 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
8052 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
8054 (_m_to_float): Use C89 compatible assignment.
8056 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
8059 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
8061 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8064 * doc/invoke.texi (Wreturn-type): Complete description.
8065 (Wextra): Delete item about return-type warning.
8066 * c-decl.c: Delete redundant Wextra warning.
8068 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8071 * config/i386/pmmintrin.h: Do not include xmmintrin.h
8072 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
8073 inlined function, not as a macro.
8074 (_mm_prefetch): Ditto.
8076 (_mm_insert_pi16): Ditto.
8078 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
8079 (_m_pshufw): Ditto. Add const to __N argument.
8080 (_mm_shufle_ps): Ditto. Add const to __mask argument.
8081 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
8082 (_mm_slli_epi32): Ditto.
8083 (_mm_srli_si128): Implement as always inlined function, not as a
8084 macro. Add __inline to function declaration.
8085 (_mm_slli_si128): Ditto.
8087 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
8089 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
8090 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
8092 (struct fenv): New structure.
8093 (FP_HANDLE_EXCEPTIONS): New define.
8094 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
8095 (_FP_DECL_EXP): New define.
8096 (FP_INIT_ROUNDMODE): New define.
8097 (FP_ROUNDMODE): New define.
8099 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8101 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
8102 (Wconversion): Update description.
8103 (Wconversion-sign): New.
8104 * c.opt (Wconversion-sign): New.
8105 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
8106 means disabled for C++. Otherwise, take the status of Wconversion.
8107 * c-common.c (conversion_warning): Warn with either Wconversion or
8109 (warnings_for_convert_and_check): Conditions are already checked by
8111 (convert_and_check): Don't check warnings if the conversion failed.
8113 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
8114 Anatoly Sokolov <aesok@dol.ru>
8116 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
8117 avr_epilogue_uses) : Add declaration.
8118 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
8119 * config/avr/constraints.md (R): New constraint.
8120 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
8121 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
8122 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
8123 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
8124 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
8125 call_prologue_saves, epilogue_restores, return_from_epilogue,
8126 return_from_main_epilogue, return_from_interrupt_epilogue,
8127 return_from_naked_epilogue, prologue, epilogue): New patterns.
8128 (jump): Handle symbol reference.
8129 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
8130 avr_output_function_prologue, avr_output_function_epilogue): Remove
8132 (avr_init_machine_status, expand_prologue, expand_epilogue,
8133 avr_asm_function_end_prologue, avr_epilogue_uses,
8134 avr_asm_function_begin_epilogue): New functions.
8135 (prologue_size, epilogue_size, jump_tables_size): Remove global
8137 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
8138 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
8139 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
8140 (avr_override_options): Initialise init_machine_status.
8141 (output_movhi): Handle all stack pointer loads.
8142 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
8143 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
8144 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
8145 (EPILOGUE_USES) Redefine.
8146 (machine_function) Declare.
8148 2007-05-19 Richard Sandiford <richard@codesourcery.com>
8150 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
8151 Use a single return statement.
8153 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * builtins.c (do_mpfr_lgamma_r): New.
8157 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
8158 * tree.h (CASE_FLT_FN_REENT): New.
8160 2007-05-18 Geoffrey Keating <geoffk@apple.com>
8162 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
8163 (output_die): Use 'unsigned long' with %x.
8164 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
8165 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
8166 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8168 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8170 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8175 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8176 true if function has no argument.
8178 2007-05-18 DJ Delorie <dj@redhat.com>
8180 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8181 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8183 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8185 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8186 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8187 count_trailing_zeros.
8188 (__i386__): Implement count_leading_zeros using __builtin_clz().
8189 Implement count_trailing_zeros usign __builtin_ctz().
8191 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8193 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8195 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8198 * expr.c (emit_move_change_mode): Change mode of push operands here.
8200 2007-05-17 Ian Lance Taylor <iant@google.com>
8202 PR tree-optimization/31953
8203 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8205 (set_value_range_to_null): Call set_value_range_to_value.
8206 (extract_range_from_comparison): Likewise.
8208 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8210 * toplev.c (print_version): Output GMP/MPFR version info.
8212 * builtins.c (CASE_MATHFN_REENT): New macro.
8213 (mathfn_built_in): Use it.
8214 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8215 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8216 BUILT_IN_LGAMMAL_R): New.
8217 * doc/extend.texi: Document new builtins.
8220 * builtins.c (do_mpfr_remquo): New.
8221 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8222 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8225 * builtins.c (fold_builtin_1): Handle y0, y1.
8226 (fold_builtin_2): Handle yn.
8229 * builtins.c (do_mpfr_bessel_n): New.
8230 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8231 (fold_builtin_2): Handle BUILT_IN_JN.
8233 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8236 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8237 TYPE_PRECISION (intmax_type_node).
8239 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8242 * reload.c (subst_reloads): Remove checking.
8244 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8246 PR rtl-optimization/31691
8247 * combine.c (simplify_set): Build a new src pattern instead of
8248 substituting its operands in the COMPARE case.
8250 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8252 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8253 (execute_vrp): Preserve loops through jump threading.
8254 * tree-ssa-threadupdate.c (thread_single_edge,
8255 dbds_continue_enumeration_p, determine_bb_domination_status,
8256 thread_through_loop_header): New functions.
8257 (create_edge_and_update_destination_phis,
8258 create_edge_and_update_destination_phis): Set loops for the new blocks.
8259 (prune_undesirable_thread_requests): Removed.
8260 (redirect_edges): Do not pretend that redirect_edge_and_branch can
8262 (thread_block): Do not call prune_undesirable_thread_requests.
8264 (mark_threaded_blocks): Select edges to thread here.
8265 (thread_through_all_blocks): Take may_peel_loop_headers argument.
8266 Thread edges through loop headers independently.
8267 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
8268 * tree-pass.h (TODO_mark_first_instance): New.
8269 (first_pass_instance): Declare.
8270 * cfghooks.c (duplicate_block): Put the block to the original loop
8271 if copy is not specified.
8272 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
8273 jump threading. Pass may_peel_loop_headers to
8274 thread_through_all_blocks according to first_pass_instance.
8275 * cfgloop.h (create_preheader): Declare.
8276 * tree-flow.h (thread_through_all_blocks): Declaration changed.
8277 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
8278 * passes.c (first_pass_instance): New variable.
8279 (next_pass_1): Set TODO_mark_first_instance.
8280 (execute_todo): Set first_pass_instance.
8282 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
8284 PR tree-optimization/24659
8285 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
8286 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
8287 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
8288 OTI_vec_pack_ufix_trunc.
8289 (vec_unpacks_float_hi_optab): Define new macro.
8290 (vec_unpacks_float_lo_optab): Ditto.
8291 (vec_unpacku_float_hi_optab): Ditto.
8292 (vec_unpacku_float_lo_optab): Ditto.
8293 (vec_pack_sfix_trunc_optab): Ditto.
8294 (vec_pack_ufix_trunc_optab): Ditto.
8295 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
8296 and vec_pack_[s|u]fix_trunc_optab using
8297 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
8298 * tree-vectorizer.c (supportable_widening_operation): Handle
8299 FLOAT_EXPR and CONVERT_EXPR. Update comment.
8300 (supportable_narrowing_operation): New function.
8301 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
8302 * tree-vect-transform.c (vectorizable_conversion): Handle
8303 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8304 (vect_gen_widened_results_half): Move before vectorizable_conversion.
8305 (vectorizable_type_demotion): Call supportable_narrowing_operation()
8306 to check for target support.
8307 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
8308 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
8309 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
8310 for VEC_PACK_FIX_TRUNC_EXPR.
8311 (expand_binop): Special case mode of the result for
8312 vec_pack_[u|s]fix_trunc_optab.
8313 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
8314 vec_pack_[u|s]fix_trunc_optab.
8316 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
8317 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
8318 * tree-pretty-print.c (dump_generic_node): Handle
8319 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
8320 VEC_PACK_FIX_TRUNC_EXPR.
8322 * expr.c (expand_expr_real_1): Ditto.
8323 * tree-inline.c (estimate_num_insns_1): Ditto.
8324 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8326 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
8327 (vec_unpacks_float_lo_v8hi): Ditto.
8328 (vec_unpacku_float_hi_v8hi): Ditto.
8329 (vec_unpacku_float_lo_v8hi): Ditto.
8330 (vec_unpacks_float_hi_v4si): Ditto.
8331 (vec_unpacks_float_lo_v4si): Ditto.
8332 (vec_pack_sfix_trunc_v2df): Ditto.
8334 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
8336 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
8337 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
8338 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
8339 [vec_pack_ufix_trunc]: Ditto.
8340 [vec_unpacks_float_hi]: Ditto.
8341 [vec_unpacks_float_lo]: Ditto.
8342 [vec_unpacku_float_hi]: Ditto.
8343 [vec_unpacku_float_lo]: Ditto.
8345 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
8347 * soft-fp/README: Update for new files.
8348 * soft-fp/floattisf.c: New file.
8349 * soft-fp/floattidf.c: New file.
8350 * soft-fp/floattitf.c: New file.
8351 * soft-fp/floatuntisf.c: New file.
8352 * soft-fp/floatuntidf.c: New file.
8353 * soft-fp/floatuntitf.c: New file.
8354 * soft-fp/fixsfti.c: New file.
8355 * soft-fp/fixdfti.c: New file.
8356 * soft-fp/fixtfti.c: New file.
8357 * soft-fp/fixunssfti.c: New file.
8358 * soft-fp/fixunsdfti.c: New file.
8359 * soft-fp/fixunstfti.c: New file.
8360 * soft-fp/extendxftf.c: New file.
8361 * soft-fp/trunctfxf.c: New file.
8363 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
8364 (__trunctfxf2): Ditto.
8366 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
8367 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
8368 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
8369 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
8370 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
8371 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
8373 * config/i386/t-fprules-softfp64: New file.
8374 * config/i386/sfp-machine.h: New file.
8375 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
8376 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
8377 and soft-fp/t-softfp to tmake_file.
8378 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
8379 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
8381 * config/i386/t-linux64 (softfp_wrap_start): New.
8382 (softfp_wrap_end): New.
8383 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
8384 supported for TARGET_64BIT.
8386 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8388 * c-common.c (c_common_signed_or_unsigned_type): Emulate
8389 c_common_unsigned_type behavior.
8391 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
8393 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
8396 2007-05-16 Eric Christopher <echristo@apple.com>
8398 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
8399 saving after stack push. Set sp_offset whenever we push.
8400 (rs6000_emit_epilogue): Move altivec register restore before
8403 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8405 * configure.ac: Allow sysroots to be relocated under $prefix as
8406 well as $exec_prefix.
8407 * configure: Regenerate.
8409 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8413 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8415 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8416 (gcc_tooldir): Likewise.
8417 * configure: Regenerate.
8418 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8419 old configure.ac gcc_tooldir setting.
8420 (prefix_to_exec_prefix): New variable.
8421 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8422 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8424 2007-05-14 Janis Johnson <janis187@us.ibm.com>
8426 * c-typeck.c (build_binary_op): Return early for error.
8428 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
8430 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
8431 struct nb_iter_bound.
8432 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
8433 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
8434 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8435 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
8436 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
8437 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
8438 (del_scev_info): Use ggc_free.
8439 (scev_initialize): Allocate scalar_evolution_info in gc memory.
8440 * loop-init.c: Include ggc.h.
8441 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
8442 (loop_optimizer_finalize): Use ggc_free.
8443 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
8444 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
8445 pass_iv_optimize): Add TODO_ggc_collect.
8446 * function.h (struct function): Remove skip marker from
8448 * cfgloop.c: Include ggc.h.
8449 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
8451 (establish_preds): Vector superloops is gc allocated.
8452 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
8454 (flow_loops_find): Vector larray is gc allocated.
8455 (loop_exit_free): Use ggc_free.
8456 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
8457 that head of exits list is now not a part of struct loop.
8458 (record_loop_exits): Allocate exits table in gc memory.
8459 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
8460 that head of exits list is now not a part of struct loop.
8461 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
8462 struct loop_exit): Add GTY marker.
8463 (struct loop): Add GTY marker. Make superloops vector gc allocated.
8464 Add skip marker to aux field. Make head of exits list a separate
8466 (struct loops): Add GTY marker. Make larray vector gc allocated.
8467 Add param marker to exits table.
8468 (get_loops): Type changed.
8469 * Makefile.in (tree-scalar-evolution.o): Add
8470 gt-tree-scalar-evolution.h dependency.
8471 (cfgloop.o, loop-init.o): Add ggc.h dependency.
8472 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
8473 * basic-block.h (struct basic_block_def): Remove skip marker from
8476 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
8478 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
8479 of 0 in the call to expand_expr().
8480 (expand_builtin_mathfn_3): Ditto.
8481 (expand_builtin_interclass_mathfn): Ditto.
8482 (expand_builtin_cexpi): Ditto.
8483 (expand_builtin_int_roundingfn): Ditto.
8484 (expand_builtin_int_roundingfn_2): Ditto.
8485 (expand_builtin_pow): Ditto.
8486 (expand_builtin_powi): Ditto.
8487 (expand_builtin_bswap): Ditto.
8488 (expand_builtin_unop): Ditto.
8489 (expand_builtin_fabs): Ditto.
8490 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
8491 the call to expand_expr().
8492 (expand_builtin_sync_operation): Ditto.
8493 (expand_builtin_compare_and_swap): Ditto.
8494 (expand_builtin_lock_test_and_set): Ditto.
8495 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
8496 instead of 0 in the call to expand_expr().
8497 (expand_builtin_extract_return_addr): Ditto.
8498 (expand_builtin_eh_return): Ditto.
8499 (expand_eh_return): Ditto.
8500 * explow.c (expr_size): Ditto.
8501 * expr.c (optimize_bitfield_assignment_op): Ditto.
8502 (expand_assignement): Ditto.
8503 (store_expr): Ditto.
8504 (store_field): Ditto.
8505 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
8506 the call to expand_expr().
8507 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
8508 in the call to expand_expr().
8509 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
8510 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
8511 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
8513 * optabs.c (expand_vec_shift_expr): Ditto.
8514 (expand_vec_cond_expr): Ditto.
8515 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
8516 call to expand_expr().
8517 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
8518 in the call to expand_expr().
8520 2007-05-14 Dave Korn <dave.korn@artimi.com>
8522 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
8524 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
8526 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
8527 instead of c_common_unsigned_type.
8528 (c_common_unsigned_type): Remove.
8529 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
8530 c_common_unsigned_type.
8531 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
8532 c_common_unsigned_type.
8533 * c-common.h (c_common_unsigned_type): Remove.
8534 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
8535 c_common_unsigned_type.
8536 * c-format.c (check_format_types): Use unsigned_type_for instead of
8537 c_common_unsigned_type.
8538 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8539 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
8540 of c_common_unsigned_type.
8541 * convert.c (convert_to_integer): Use unsigned_type_for instead of
8542 lang_hooks.types.unsigned_type.
8543 * expmed.c (make_tree): Use unsigned_type_for instead of
8544 lang_hooks.types.unsigned_type.
8545 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
8546 lang_hooks.types.unsigned_type.
8547 (build_range_check): Likewise.
8548 (fold_unary): Likewise.
8549 (fold_binary): Likewise.
8550 (fold_ternary): Likewise.
8551 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8552 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
8553 * tree.c (get_unsigned_type): New.
8554 (unsigned_type_for): Use get_unsigned_type instead of
8555 lang_hooks.types.unsigned_type.
8557 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
8559 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
8560 to m68k_get_function_kind. Update its prototype.
8561 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
8563 (m68k_interrupt_function_p): Return enum m68k_function_type
8564 instead of bool. Rename to m68k_get_function_kind.
8565 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
8567 (m68k_compute_frame_layout): Don't mark any register for save
8568 if an interrupt_thread attribute is specified.
8569 (m68k_hard_regno_rename_ok): Update a use of
8570 m68k_interrupt_function_p.
8571 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
8572 m68k_interrupt_function_p.
8573 (m68k_function_type): New.
8574 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
8575 for a function with an interrupt_thread attribute.
8576 * doc/extend.texi: Document the interrupt_thread attribute.
8578 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
8580 Fix PR tree-optimization/31911
8581 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
8582 if they didn't change the expression.
8584 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
8586 * tree-scalar-evolution.c (resolve_mixers): Exported.
8587 * tree-scalar-evolution.h (resolve_mixers): Declare.
8588 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
8589 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8590 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
8591 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
8592 init_array_ref, init_pointer_ref, analyze_indirect_ref,
8593 strip_conversion, analyze_offset_expr, address_analysis,
8594 object_analysis, analyze_offset): Removed.
8595 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
8596 split_constant_offset, canonicalize_base_object_address,
8597 object_address_invariant_in_loop_p, disjoint_objects_p,
8598 dr_may_alias_p, dr_address_invariant_p): New functions.
8599 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
8600 and dr_analyze_alias.
8601 (initialize_data_dependence_relation): Use dr_may_alias_p
8602 and object_address_invariant_in_loop_p.
8603 (compute_self_dependence): Handle the case when
8604 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
8605 (find_data_references_in_stmt): Restrict the analysis of data
8606 references to the given loop nest.
8607 (find_data_references_in_loop): Made static. Pass loop nest to
8608 find_data_references_in_stmt.
8609 (compute_data_dependences_for_loop): Use DR_VOPS.
8610 (free_data_ref): Free DR_VOPS.
8611 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
8612 (struct innermost_loop_behavior): ... new.
8613 (struct base_object_info): Replaced by ...
8614 (struct indices): ... new.
8615 (struct dr_alias): New.
8616 (enum data_ref_type): Removed.
8617 (struct data_reference): Consist of struct innermost_loop_behavior,
8618 struct indices and struct dr_alias.
8619 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
8620 (DR_MEMTAG): Renamed to ...
8621 (DR_SYMBOL_TAG): ... this.
8622 (find_data_references_in_loop): Declaration removed.
8623 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
8624 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
8625 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
8626 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
8628 2007-05-13 Revital Eres <eres@il.ibm.com>
8630 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
8631 which walks virtual def-use chains to find redundant stores.
8632 (dse_optimize_stmt): Call it.
8634 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8636 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
8637 * passes.c (init_optimization_passes): Move pass_jump_bypass
8640 * basic-block.h (bb_has_eh_pred): Fix style issue.
8642 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8644 PR rtl-optimization/31848
8645 * loop-invariant.c (move_invariant_reg): If we move an insn
8646 with a REG_EQUAL note, and that insn is not always executed,
8647 remove the REG_EQUAL note.
8649 2007-05-12 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/31797
8652 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
8653 propagate into a stmt that has volatile ops.
8655 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8657 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8658 (gcc_tooldir): Likewise.
8659 * configure: Regenerate.
8660 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8661 old configure.ac gcc_tooldir setting.
8662 (prefix_to_exec_prefix): New variable.
8663 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8664 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8666 2007-05-11 Silvius Rus <rus@google.com>
8668 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
8669 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
8670 * c-common.h (strict_aliasing_warning): Change return type.
8671 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
8672 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8673 (build_c_cast): Condition call to strict_aliasing_warning.
8674 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
8675 * flags.h (set_Wstrict_aliasing): Declare.
8676 * opts.c (set_Wstrict_alising): Define, add call to.
8677 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8678 * tree-ssa-alias-warnings.c: New file.
8679 * tree-ssa-alias.c (compute_may_aliases): Add call to
8680 strict_aliasing_warning_backend.
8682 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8684 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8685 Use loop_depth and loop_outer accessor functions.
8686 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8687 determine_invariantness_stmt, move_computations_stmt): Ditto.
8688 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8689 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8690 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8691 * tree-scalar-evolution.c (interpret_loop_phi,
8692 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8693 instantiate_parameters_1, scev_const_prop): Ditto.
8694 * cfghooks.c (make_forwarder_block): Ditto.
8695 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8696 * modulo-sched.c (loop_canon_p): Ditto.
8697 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8698 slpeel_can_duplicate_loop_p): Ditto.
8699 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8700 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8701 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8702 cancel_loop, verify_loop_structure): Ditto.
8703 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8704 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8705 superloops vector instead of "pred" array.
8706 (establish_preds): Take father loop as an argument. Initialize the
8708 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8709 Do not initialize loop->outer.
8710 (flow_loop_tree_node_remove): Truncate the superloops vector.
8711 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8712 "pred" merged to "superloops" vector.
8713 (loop_depth, loop_outer): New.
8714 (fel_init): Use loop_outer.
8716 2007-05-11 Jan Hubicka <jh@suse.cz>
8718 * cgraphunit.c: Include gt-cgraphunit.h
8719 (static_ctors, static_dtors): New static vars.
8720 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8721 based on implementation in c-common.c
8722 (cgraph_finalize_function): Call record_cdtor_fn.
8723 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8724 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8725 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8726 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8727 build_cdtor, c_build_cdtor_fns): Remove.
8728 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8729 c_build_cdtor_fns): Remove prototype.
8731 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8734 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8735 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8736 * builtins.c (fold_builtin_memchr): New.
8737 (expand_builtin_memchr): Call the latter.
8738 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8739 * doc/extend.texi ([Other built-in functions provided by GCC]):
8742 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8744 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8745 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8746 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8747 PFPO_OP1_TYPE_SHIFT): Constants added.
8748 (DFP_ALL): Mode macro defined.
8749 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8750 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8751 Insn definitions added.
8752 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8753 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8756 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8758 PR tree-optimization/31885
8759 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8760 NULL_TREE to be undetermined.
8761 (automatically_generated_chrec_p): Return false for NULL.
8763 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8765 * config/bfin/bfin.h (MOVE_RATIO): Define.
8767 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8769 * config.gcc (sparc-wrs-vxworks): New target.
8770 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8771 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8772 * config/sparc/sparc.h: Include vxworks-dummy.h.
8773 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8774 include LABEL_REFs too.
8775 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8776 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8778 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8780 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8781 (sparc_emit_call_insn): New function.
8782 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8783 functions when generating VxWorks PIC.
8784 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8785 (call, call_value): Use sparc_emit_call_insn instead of
8788 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8790 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8792 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8794 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8795 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8796 split_double instead of operand_subword.
8798 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8800 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8801 * config/bfin/bfin.c (bfin_local_alignment): New function.
8802 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8804 2007-05-08 Chao-ying Fu <fu@mips.com>
8806 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8807 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8808 (smsub_widen_optab, umsub_widen_optab): Define.
8809 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8811 * genopinit.c (optabs): Fill in smsub_widen_optab and
8813 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8814 and umsub_widen_optab to implement multiply-subtract sequences.
8815 * config/mips/mips.md (*msac<u>_di): Rename to...
8816 (<u>msubsidi4): ...this. Extend condition to include
8817 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8818 of operand 0 to "ka" and use the three-operand form of msub<u>
8820 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8823 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8825 PR rtl-optimization/28011
8826 * reload.c (push_reload): Set dont_share if IN appears in OUT
8827 also when IN is a PLUS rtx.
8828 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8831 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8833 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8834 call unshare_all_decls.
8835 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8836 (unshare_all_decls): Remove.
8838 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8841 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8844 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8845 Nigel Stephens <nigel@mips.com>
8847 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8848 Update comments and all uses.
8849 (MIN_FPRS_PER_FMT): Define.
8850 * config/mips/mips.c (function_arg): Fix to correctly handle
8851 the -mips32r2 -mfp64 -mabi=32 case.
8852 (override_options): Enable use of odd-numbered registers for
8853 SFmode values on MIPS32.
8854 (mips_save_reg_p): Save whole floating-point register pair if
8855 either half is used.
8856 (compute_frame_size): Fix comment.
8858 2007-05-08 Jie Zhang <jie.zhang@analog.com>
8860 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
8861 argument of type bool.
8862 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
8863 argument. Safely select temporary P register according to it.
8864 (do_link): Change call site of add_to_reg accordingly.
8865 (do_unlink): Add epilogue_p as a fourth argument and pass it
8867 (expand_interrupt_handler_epilogue): Change call of do_unlink
8869 (bfin_expand_prologue): Add a third argument sibcall_p.
8870 * config/bfin/bfin.md (epilogue): Change call of
8871 bfin_expand_epilogue accordingly.
8872 (sibcall_epilogue): Likewise.
8873 (eh_return_internal): Likewise.
8875 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
8876 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
8877 * config/bfin/bfin.c (bfin_handle_option): Handle
8878 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
8879 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
8880 Support bf534, bf536 and bf561.
8881 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
8883 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
8886 * config/i386/i386.c (ix86_function_regparm): Process local
8887 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
8889 2007-05-07 Mike Stump <mrs@apple.com>
8891 * doc/invoke.texi (Warning Options): Document that -Wempty-body
8892 also checks for and while statements in C++.
8894 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
8896 * gcc.c (at_file_supplied): New variable.
8897 (main): Set it if we expanded argv.
8898 (do_spec_1): Pass an @-file to the linker if we were called with
8899 an @-file argument and HAVE_GNU_LD.
8900 * collect2.c (at_file_supplied): New variable.
8901 (response_file): New variable.
8902 (collect_exit): Unlink response_file if necessary.
8903 (handler): Likewise.
8904 (do_wait): Likewise.
8905 (main): Set at_file_supplied if we expanded argv.
8906 (collect_execute): Pass an @-file to subprocesses if we were called
8907 with an @-file argument.
8908 * configure.ac: Add define for HAVE_GNU_LD.
8909 * configure: Regenerate.
8910 * config.in: Regenerate.
8912 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
8914 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
8920 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
8922 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
8923 (TARGET_ENCODE_SECTION_INFO): Re-define.
8924 (m32c_encode_section_info): New
8925 (function_vector_handler): New
8926 (current_function_special_page_vector): New
8927 (m32c_special_page_vector_p): New.
8928 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
8930 * config/m32c/jump.md: Added instruction JSRS for functions
8931 with attribute "function_vector".
8932 * doc/extend.texi (function_vector): Added description
8933 for M16C, M32C targets.
8935 2007-05-07 DJ Delorie <dj@redhat.com>
8938 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
8939 ashrpsi3, lshrpsi3): Update shift count constraint.
8941 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
8942 Nathan Froyd <froydnj@codesourcery.com>
8945 * c-incpath.c (add_path): Strip trailing path separators.
8947 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
8949 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
8950 Free dominance info before purging EH edges.
8951 (eliminate_degenerate_phis): Likewise.
8952 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
8954 2007-05-07 Jan Hubicka <jh@suse.cz>
8956 * gimplify.c (gimplify_expr): Do not crash when folding
8957 (void *)(int)&a + 4.
8959 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8962 * c-opts.c (lang_fortran): Make it non static.
8963 * c-common.h (lang_fortran): New prototype.
8964 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
8965 -lang-fortran option was passed by the driver.
8967 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
8969 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
8970 of ASSERT_CHECKING. Tweak message.
8972 2007-05-06 Revital Eres <eres@il.ibm.com>
8975 * loop-unroll.c (insert_var_expansion_initialization):
8976 Initialize the expansions with -zero instead of +zero.
8978 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
8980 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
8981 into pic and non-pic versions. Mark r19 as used for
8982 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
8983 for tgd_load, tld_load and tie_load .
8984 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
8985 version of tgd_load, tld_load and tie_load depending on the
8988 2007-05-04 Ulrich Drepper <drepper@redhat.com>
8989 Jakub Jelinek <jakub@redhat.com>
8991 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
8992 (__do_global_dtors_aux): Use more paranoid loop to run
8993 destructors if HIDDEN_DTOR_LIST_END.
8994 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
8996 2007-05-04 Jakub Jelinek <jakub@redhat.com>
8998 * varasm.c (align_variable): Don't increase alignment for
8999 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
9000 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
9002 2007-05-04 Josh Conner <jconner@apple.com>
9004 * basic-block.h (cdi_direction): Assign values to all enumeration
9006 (dom_computed): Remove.
9007 (dom_info_state): New.
9008 (set_dom_info_availability): New.
9009 * tree-ssa-loop-im.c (determine_invariantness): Initialize
9010 walk_data.dom_direction.
9011 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
9012 instead of dom_computed[].
9013 (split_edge): Likewise.
9014 (create_basic_block): Likewise.
9015 (merge_blocks): Likewise.
9016 * ifcvt.c (find_if_header): Likewise.
9017 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
9018 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9019 * tree-ssa.c (verify_ssa): Likewise.
9020 * tree-cfg.c (tree_verify_flow_info): Likewise.
9021 (remove_edge_and_dominated_blocks): Likewise.
9022 * dominance.c (dom_computed): Make static.
9023 (calc_dfs_tree_nonrec): Change third param to a bool.
9024 (calc_dfs_tree): Change second param to a bool.
9025 (calc_idioms): Change second param to a bool. Use
9026 dom_convert_dir_to_idx.
9027 (init_dom_info): Validate dir before using.
9028 (dom_convert_dir_to_idx): New.
9029 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
9030 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
9031 (free_dominance_info): Use dom_convert_dir_to_idx.
9032 (get_immediate_dominator): Likewise.
9033 (set_immediate_dominator): Likewise.
9034 (get_dominated_by): Likewise.
9035 (redirect_immediate_dominators): Likewise.
9036 (nearest_common_denominator): Likewise.
9037 (dominated_by_p): Likewise.
9038 (bb_dom_dfs_in): Likewise.
9039 (bb_dom_dfs_out): Likewise.
9040 (recount_dominator): Likewise.
9041 (iterate_fix_dominators): Likewise.
9042 (add_to_dominance_info): Likewise.
9043 (delete_from_dominance_info): Likewise.
9044 (first_dom_son): Likewise.
9045 (next_dom_son): Likewise.
9046 (dom_info_available_p): Likewise.
9047 (dom_info_state): New.
9048 (set_dom_info_availability): New.
9050 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9052 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
9054 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
9056 2007-05-04 Bob Wilson <bob.wilson@acm.org>
9058 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
9059 (subdi3, subdi_carry): Delete.
9061 2007-05-04 Jan Hubicka <jh@suse.cz>
9062 Richard Guenther <rguenther@suse.de>
9064 * opts.c (decode_options): Do not fiddle with inlining
9065 parameters in case of optimizing for size.
9066 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
9067 for size do nothing.
9068 (cgraph_decide_inlining_of_small_function): When optimizing for
9069 size never inline functions increasing caller size.
9070 (cgraph_early_inlining): Inline for size when optimizing for size.
9072 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
9074 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
9075 logical operations piecewise.
9076 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
9077 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
9078 subdi_sesidi_di): Delete.
9079 (add_with_carry): Produce carry in CC instead of a DREG to shorten
9080 the generated sequence. Allow three-reg add in constraints. Rewrite
9081 the rtl expression for carry to avoid zero_extend of a constant.
9082 (sub_with_carry): New pattern.
9083 (adddi3, subdi3): Change into define_expand. For subtract, generate a
9084 different sequence not involving jumps.
9085 (notbi): Now a named pattern.
9087 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
9089 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
9090 Add the note about a significant loss of accuracy of some
9091 mathematical routines when these options are used.
9093 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9095 * haifa-sched.c (rtx_vec_t): New typedef.
9096 (contributes_to_priority_p): Extract piece of priority () into new
9098 (priority): Use the function. Add assertion.
9099 (rank_for_schedule, set_priorities): Add assertion to check that
9100 insn's priority is initialized.
9101 (clear_priorities, calc_priorities): Change signature. Make it update
9102 all relevant insns. Update all callers ('add_to_speculative_block ()'
9103 and 'create_block_check_twin ()').
9104 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
9105 Add new field 'priority_status'.
9106 (INSN_PRIORITY_STATUS): New macro.
9107 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
9109 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9111 * sched-ebb.c (debug_ebb_dependencies): New static function.
9112 (init_ready_list): Use it.
9114 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
9115 with changed signature and 'debug_rgn_dependencies ()'.
9116 (debug_rgn_dependencies): New static function.
9117 (init_ready_list): Use it.
9119 * sched-int.h (debug_dependencies): Declare.
9121 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9123 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
9125 2007-05-04 Dirk Mueller <dmueller@suse.de>
9127 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
9129 2007-05-03 Jan Hubicka <jh@suse.cz>
9131 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
9132 ((T1)X op (T1)Y), for pointer type in more cases than before.
9134 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
9136 * tree-object-size.c (plus_expr_object_size): When operand size is
9137 unknown, return unknown.
9139 2007-05-03 Dirk Mueller <dmueller@suse.de>
9141 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
9143 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
9146 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
9148 2007-05-03 Janis Johnson <janis187@us.ibm.com>
9150 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
9152 2007-05-03 Joseph Myers <joseph@codesourcery.com>
9154 * config/soft-fp/double.h, config/soft-fp/extended.h,
9155 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
9156 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
9157 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
9158 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
9161 2007-05-03 Ian Lance Taylor <iant@google.com>
9163 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
9164 MASK_PPC_GFXOPT for 8540 or 8548.
9166 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9168 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9169 vect_print_dump_info() to output debug information.
9171 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9174 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9175 operands of size 2 when operand is not MEM_P.
9177 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9179 PR tree-optimization/30565
9180 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9182 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9184 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9185 (umulsi3_highpart): Use them.
9186 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9187 for final accumulator to D regisster tranfser.
9189 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9191 PR tree-optimization/31699
9192 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9194 (vect_enhance_data_refs_alignment): Compute peel amount using
9195 TYPE_VECTOR_SUBPARTS instead of vf.
9196 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9198 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9201 * system.h: Remove inclusion of double-int.h
9202 * tree.h: Include double-int.h
9203 * gengtype.c: Likewise
9204 * cfgloop.h: Likewise
9205 * Makefile.in: Adjust dependencies on double-int.h
9207 2007-05-02 Eric Christopher <echristo@apple.com>
9209 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9210 -shared to -Zdynamiclib.
9212 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9215 * c-common.c (strip_pointer_or_array_types): New function.
9216 * c-common.h (strip_pointer_or_array_types): New function declaration.
9218 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9220 PR tree-optimization/31771
9221 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9223 2007-05-02 Paul Brook <paul@codesourcery.com>
9225 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9227 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9230 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9233 2007-05-02 Nick Clifton <nickc@redhat.com>
9235 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9237 2007-05-02 Richard Guenther <rguenther@suse.de>
9239 PR tree-optimization/31146
9240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9241 argument, single_use_p. If we have a single use that is
9242 a conversion to the definition rhs type, propagate that rhs.
9243 (forward_propagate_addr_expr): Pass single_use_p argument
9244 to forward_propagate_addr_expr_1.
9246 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9248 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9251 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9253 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9254 'AMD Family 10 core'.
9256 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9258 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
9259 and athlon64-sse3 as improved versions of k8, opteron and athlon64
9260 with SSE3 instruction set support.
9261 * doc/invoke.texi: Likewise.
9263 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9265 * config/i386/i386.c (override_options): Tuning 32-byte loop
9266 alignment for amdfam10 architecture. Increasing the max loop
9267 alignment to 24 bytes.
9269 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
9271 * config/m68k/constraints.md: New.
9272 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
9273 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9274 EXTRA_CONSTRAINT): Remove.
9275 * config/m68k/m68k.md: Include constraints.md.
9276 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
9278 2007-05-01 Ian Lance Taylor <iant@google.com>
9280 PR tree-optimization/31739
9281 * tree-vrp.c (vrp_val_is_max): New static function.
9282 (vrp_val_is_min): New static function.
9283 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
9285 (set_value_range): Use vrp_val_is_{max,min}.
9286 (extract_range_from_assert): Likewise.
9287 (extract_range_from_binary_expr): Likewise.
9288 (extract_range_from_unary_expr): Likewise.
9289 (dump_value_range, vrp_meet): Likewise.
9290 (vrp_visit_phi_node): Likewise.
9291 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
9293 2007-05-01 Mark Mitchell <mark@codesourcery.com>
9295 * config/i386/gmon-sol2.c (size_t): New type.
9296 (intptr_t): Likewise.
9297 (s_textsize): Declare as size_t.
9299 (monstartup): Use size_t for sizes.
9300 (_mcount): Save and restore registers.
9301 (internal_mcount): Pass 0 as the first argument to monstartup
9303 (moncontrol): Convert pointer to appropriately sized integer
9304 before passing to profil.
9306 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9308 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
9309 __NO_FPRS__, not just if _SOFT_DOUBLE.
9310 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
9311 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
9312 also for E500 double.
9313 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
9314 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
9317 2007-05-01 Richard Guenther <rguenther@suse.de>
9319 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
9322 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9324 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
9326 2007-05-01 Jan Hubicka <jh@suse.cz>
9328 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
9331 2007-05-01 Jan Hubicka <jh@suse.cz>
9333 * tree.h (maybe_fold_offset_to_component_ref): Remove.
9334 (maybe_fold_offset_to_reference): Declare.
9335 * fold-const.c (fold_unary): Do not fold
9336 (type *)&A into &A->field_of_type_and_offset_0
9337 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
9338 size is unknown, give up.
9339 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
9341 (maybe_fold_offset_to_reference): New.
9342 (maybe_fold_stmt_indirect): Use it.
9343 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
9344 * gimplify.c (gimplify_conversion): Canonicalize conversions to
9346 (gimplify_expr): Likewise for plus_expr.
9348 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
9350 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
9351 bsi_after_labels. Always insert statements before bsi.
9352 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9353 * predict.c (apply_return_prediction): Check for empty blocks.
9354 * cfgexpand.c (lab_rtx_for_bb): New variable.
9355 (label_rtx_for_bb): Do not create new tree labels.
9356 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
9357 (tree_expand_cfg): Initialize lab_rtx_for_bb.
9358 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
9360 (label_for_bb): Add field used.
9361 (update_eh_label, main_block_label): Mark the label used.
9362 (cleanup_dead_labels): Remove unused labels.
9364 2007-05-01 Richard Guenther <rguenther@suse.de>
9366 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
9367 if it is not about to be set.
9368 (get_value_range): Do not pre-allocate equiv bitmap.
9369 (update_value_range): No need to clear equiv field.
9370 (add_equivalence): Change prototype to get bitmap pointer.
9371 Allocate bitmap here if it is not already.
9372 (extract_range_from_assert): Do not allocate bitmap here.
9373 Update callers to add_equivalence.
9374 (extract_range_from_ssa_name): Likewise.
9375 (get_vr_for_comparison): New static helper.
9376 (compare_name_with_value): Handle NULL equiv bitmap by
9377 peeling the first iteration of the comparison loop.
9378 Use get_vr_for_comparison.
9379 (compare_names): Handle NULL equiv bitmaps by using fake
9380 ones. Use get_vr_for_comparison.
9382 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
9384 * double-int.c (mpz_set_double_int): Moved from
9385 tree-ssa-loop-niter.c.
9386 (mpz_get_double_int): Likewise; also, add option to wrap
9387 out-of-range integers.
9388 * double-int.h: New prototypes for above.
9389 * tree.c (get_static_type_bounds): Moved from
9390 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
9391 TYPE_MAX_VALUE if they exist..
9392 * tree.h: New prototype for above.
9393 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
9394 get_type_bounds calls.
9395 (mpz_set_double_int): Move to double-int.c.
9396 (get_type_bounds): Move to tree.c, rename to
9397 get_static_type_bounds.
9398 (mpz_to_double_int): Move to double-int.c, rename to
9401 2007-04-30 Bob Wilson <bob.wilson@acm.org>
9403 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
9404 DIV0 exception can fall through to a normal return.
9406 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
9410 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9411 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9412 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9413 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9414 initialize align to silence bogus warning.
9415 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9416 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9418 (struct sra_walk_fns): Remove use_all parameter from use.
9419 (sra_hash_tree): Handle BIT_FIELD_REFs.
9420 (sra_elt_hash): Don't hash bitfld blocks.
9421 (sra_elt_eq): Skip them in parent compares as well. Handle
9423 (sra_walk_expr): Don't maintain or pass down use_all_p.
9424 (scan_use): Remove use_all parameter.
9425 (scalarize_use): Likewise. Re-expand assignment to
9426 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9427 output, and re-scalarize after output. Don't mark anything
9429 (scalarize_ldst): Adjust.
9430 (scalarize_walk_gimple_modify_statement): Likewise.
9431 (build_element_name_1): Handle BIT_FIELD_REFs.
9432 (instantiate_element): Don't warn for any element whose parent
9434 (instantiate_missing_elements_1): Return the sra_elt.
9435 (canon_type_for_field): New.
9436 (try_instantiate_multiple_fields): New.
9437 (instantiate_missing_elemnts): Use them.
9438 (mark_no_warning): Removed.
9439 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9440 (REPLDUP, sra_build_elt_assignment): New.
9441 (generate_copy_inout): Use them.
9442 (generate_element_copy): Likewise. Handle bitfld differences.
9443 (generate_element_zero): Don't recurse for blocks. Use
9444 sra_build_elt_assignment.
9445 (generate_one_element_int): Take elt instead of var. Use
9446 sra_build_elt_assignment.
9447 (generate_element_init_1): Adjust.
9448 (scalarize_use, scalarize_copy): Use REPLDUP.
9449 (scalarize_ldst): Move assert before dereference.
9450 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9452 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9455 * tree.c (reconstruct_complex_type): Reconstruct a reference
9457 Also use the same mode for the pointer as the old pointer type.
9459 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9461 * doc/trouble.texi (Interoperation): Remove note about Ultrix
9464 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
9466 PR rtl-optimization/31676
9467 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
9468 (df_refs_record): Call it.
9470 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9472 * rtl.def (SS_ABS): New code.
9473 * config/bfin/bfin.c (print_operand): New modifier 'v'.
9474 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
9475 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
9476 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
9477 (bfin_init_builtins): Define them.
9478 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
9479 (bfin_expand_builtin): ... and handle the others here.
9480 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
9481 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
9482 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
9483 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
9484 operand is only HImode.
9486 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
9488 * regclass.c (scan_one_insn): Remove splitting of
9491 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
9492 Nigel Stephens <nigel@mips.com>
9494 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
9496 2007-04-28 Jan Hubicka <jh@suse.cz>
9498 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
9499 insn_locators_alloc instead of insn_locators_initialize;
9500 call reset_block_changes.
9501 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9502 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
9503 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
9504 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9505 * config/score/score.c (th_output_mi_thunk): Likewise.
9506 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9507 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
9508 tolerate uninitialized locator info.
9511 * function.c (init_function_start): Don't init line number info.
9512 (expand_function_end): Update.
9513 (reset_block_changes, record_block_change, finalize_block_changes,
9514 check_block_change, free_block_changes): Kill.
9515 * function.h (reset_block_changes, record_block_change,
9516 finalize_block_changes, check_block_change, free_block_changes):
9518 (struct function): Remove ib_boundaries_block.
9519 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9520 Use curr_insn_locator to initialize locator.
9521 (emit_line_note): Remove.
9522 * cfgexpand.c (expand_gimple_cond_expr): Update.
9523 (construct_exit_block): Likewise.
9524 (tree_expand_cfg): Initialize/finalize locators.
9525 * expr.c (expand_expr_real): Update.
9526 * cfglayout.c (line_locators_locs, line_locators_lines,
9527 file_locators_locs, file_locators_files): Remove.
9528 (set_block_levels): Move to cfgexpand.c.
9529 (insn_locators_initialize): Remove.
9530 (pass_insn_locators_initialize): Remove.
9531 (locations_locators_locs, locations_locators_vals): New static vars.
9532 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9534 (insn_locators_alloc, insn_locators_finalize,
9535 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9537 (locator_location): New.
9538 (locator_line, locator_file): Rewrite.
9539 * rtl.h (emit_line_note): Kill.
9540 (insn_locators_alloc, insn_locators_finalize,
9541 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9543 * tree-inline.c (initialize_cfun): Do not initialize
9544 ib_boundaries_block.
9545 * passes.c (pass_insn_locators_initialize): Remove.
9547 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
9549 * tree-cfg.c (move_block_to_fn): Release bb from dominance
9550 info. Update last_basic_block correctly.
9552 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
9555 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
9556 register itself to hold the offset constant. Tell flow the use
9557 of r4 and r5 when they are used.
9559 2007-04-27 Richard Guenther <rguenther@suse.de>
9561 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
9562 if we simplified anything.
9563 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
9564 warnings until we did a simplification and the stmt was not
9565 marked as TREE_NO_WARNING.
9567 2007-04-27 Mike Stump <mrs@apple.com>
9569 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
9571 2007-04-27 Ian Lance Taylor <iant@google.com>
9574 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
9575 TYPE_MAX_VALUE exist, convert them to the new type.
9577 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9579 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
9580 if it claims to be available.
9581 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
9583 (perform_tree_ssa_dce): Always free postdominators.
9585 2007-04-27 Richard Henderson <rth@redhat.com>
9587 * config/alpha/predicates.md (aligned_memory_operand): Mark
9588 as define_special_predicate.
9589 (unaligned_memory_operand, normal_memory_operand): Likewise.
9590 (reg_or_unaligned_mem_operand): Remove.
9591 (any_memory_operand): Match the documentation and check for
9592 non-renumbered pseudos during reload.
9593 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
9594 alpha_secondary_reload_class, update to new interface, make static.
9595 Handle CQImode like HImode. Remove FP subreg check.
9596 (alpha_expand_mov): Use replace_equiv_address.
9597 (alpha_expand_mov_nobwx): Use any_memory_operand.
9598 (TARGET_SECONDARY_RELOAD): New.
9599 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
9600 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9601 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
9602 * config/alpha/alpha.md: ... here.
9603 (RELOAD12, reloadmode): New.
9605 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
9606 Don't handle the aligned case here.
9607 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
9608 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
9609 reload_inhi_help. Don't expect a scratch register.
9610 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
9612 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
9614 2007-04-27 Richard Guenther <rguenther@suse.de>
9616 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
9618 2007-04-27 Richard Guenther <rguenther@suse.de>
9620 PR tree-optimization/30965
9621 PR tree-optimization/30978
9622 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
9623 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
9624 (find_equivalent_equality_comparison): Likewise.
9625 (simplify_cond): Likewise.
9626 (get_prop_source_stmt): New helper.
9627 (get_prop_dest_stmt): Likewise.
9628 (can_propagate_from): Likewise.
9629 (remove_prop_source_from_use): Likewise.
9630 (combine_cond_expr_cond): Likewise.
9631 (forward_propagate_comparison): New function.
9632 (forward_propagate_into_cond): Rewrite to use fold for
9634 (tree_ssa_forward_propagate_single_use_vars): Call
9635 forward_propagate_comparison to propagate comparisons.
9637 2007-04-27 Richard Guenther <rguenther@suse.de>
9639 PR tree-optimization/31715
9640 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
9641 sure to do computation on the offset in an appropriate
9644 2007-04-27 Richard Sandiford <richard@codesourcery.com>
9646 * reload.h (elimination_target_reg_p): Declare.
9647 * reload.c (find_reloads): Don't apply the reg_rtx move
9648 optimization if the SET_DEST satisfies elimination_target_reg_p.
9649 * reload1.c (elimination_target_reg_p): New function.
9650 (gen_reload): In the move/add2 fallback, make sure that op0
9651 does not overlap the destination register.
9653 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9655 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
9656 transform only GIMPLE_MODIFY_STMTs.
9657 * tree-complex.c (expand_complex_operations_1): Ditto.
9658 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
9659 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
9660 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
9662 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9663 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
9664 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
9665 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
9666 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
9667 slpeel_add_loop_guard): Ditto.
9668 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9669 * lambda-code.c (perfect_nestify): Ditto.
9670 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
9671 before the first statement.
9672 * tree-optimize.c (execute_free_datastructures): Fix comments.
9673 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
9674 * tree-flow.h (disband_implicit_edges): Declaration removed.
9675 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9677 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9678 COND_EXPRs without gotos.
9679 (disband_implicit_edges, has_label_p): Removed.
9680 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9681 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9683 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9685 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9686 also for COND_EXPRs.
9687 * cfgexpand.c (label_rtx_for_bb): New function.
9688 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9689 Use label_rtx_for_bb to find the labels.
9690 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9691 last block. Detect fallthru edges.
9693 2007-04-26 Ian Lance Taylor <iant@google.com>
9696 * reload.c (find_reloads_subreg_address): If the address was valid
9697 in the original mode but not in the new mode, reload the whole
9700 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9702 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9703 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9704 (cleanup_control_expr_graph): Do not invalidate dominance info.
9705 Record altered blocks.
9706 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9707 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9708 cleanup_tree_cfg_bb): New functions.
9709 (remove_forwarder_block): Do not maintain the worklist of blocks.
9710 Record altered blocks.
9711 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9713 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9714 delete_unreachable_blocks if dominators are not available.
9715 * tree-inline.c (optimize_inline_calls): Free dominance information
9717 * tree-flow.h (remove_edge_and_dominated_blocks,
9718 cfgcleanup_altered_bbs): Altered.
9719 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9721 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9723 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9724 do not invalidate dominators.
9726 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9728 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9729 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9730 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9731 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9733 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9735 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9737 2007-04-26 Richard Guenther <rguenther@suse.de>
9739 PR tree-optimization/31703
9740 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9741 the right type for the target of the bittest.
9743 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9745 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9746 ix86_sol10_return_in_memory.
9748 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9750 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9753 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9756 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9758 PR tree-optimization/30558
9759 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9760 clear this_state.prev_try.
9762 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9763 Mark Mitchell <mark@codesourcery.com>
9765 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9766 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9767 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9769 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9772 * doc/invoke.texi (%:print-asm-header): Document.
9773 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9775 (static_spec_functions): Add print-asm-header.
9776 (main): Print a banner before the --target-help linker options.
9777 (print_asm_header_spec_function): New function.
9779 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9782 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9783 (movsf_ie): Likewise.
9785 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9787 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9789 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9791 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9792 exception for divide-by-zero.
9793 (__umodsi3, __modsi3): Likewise.
9795 2007-04-25 Dirk Mueller <dmueller@suse.de>
9797 * c-typeck.c (build_compound_expr): Annotate warning()
9798 call with OPT_Wunused_value.
9799 * tree-ssa.c (warn_uninit): Annotate warning with
9801 * c-common.c (handle_sentinel_attribute): Annotate warning
9802 call with OPT_Wattributes.
9804 2007-04-25 Thiemo Seufer <ths@mips.com>
9806 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9808 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9809 on to the assembler. Improve handling of -mno-mips16. Add handling
9810 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9811 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9812 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9813 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9815 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9818 * config/i386/winnt.c (i386_pe_file_end): Strip only
9819 USER_LABEL_PREFIX when writing export name.
9821 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9823 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9824 sh/elf.h, vx-common.h and vxworks.h.
9825 * config/sh/sh.h: Include config/vxworks-dummy.h.
9826 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9827 (OVERRIDE_OPTIONS): Use it.
9828 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9829 (vxworks_picreg): New pattern.
9830 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9831 VXWORKS_OS_CPP_BUILTINS.
9832 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9833 to their VXWORKS_* equivalents.
9834 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9835 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9836 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9837 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9838 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9839 -mrtp/-fPIC multilibs.
9840 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9841 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9842 (MULTILIB_OSDIRNAMES): Delete.
9844 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9847 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9849 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9851 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9852 rounding mode to be specified by the caller.
9853 (real_to_mpfr) Likewise.
9854 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9855 include new arguments.
9856 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9858 2007-04-24 Ian Lance Taylor <iant@google.com>
9860 PR tree-optimization/31605
9861 * tree-vrp.c (set_value_range): Check that min and max are not
9862 both overflow infinities.
9863 (set_value_range_to_value): New static function.
9864 (extract_range_from_binary_expr): Call set_value_range_to_value.
9865 (extract_range_from_cond_expr): Likewise.
9866 (extract_range_from_expr): Likewise.
9867 (extract_range_from_unary_expr): Likewise. Don't create a range
9868 which overflows on both sides.
9869 (vrp_meet): Check for a useless range.
9870 (vrp_visit_phi_node): If we see a constant which looks like an
9871 overflow infinity, turn off the TREE_OVERFLOW flag.
9873 2007-04-24 Ian Lance Taylor <iant@google.com>
9875 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
9877 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
9880 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
9881 diagnostic message is being built.
9882 * tree-pretty-print.c (dump_generic_node): Only write the
9883 formatted text into BUFFER's stream if we are not building a
9885 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
9887 * Makefile.in (toplev.o): Depend on tree-pass.h.
9889 2007-04-24 Ian Lance Taylor <iant@google.com>
9891 PR tree-optimization/31602
9892 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
9893 conditionals in the copied loop header.
9894 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
9895 warnings if TREE_NO_WARNING is set.
9896 * doc/invoke.texi (Warning Options): Clarify that
9897 -Wstrict-overflow does not warn about loops.
9899 2007-04-24 Janis Johnson <janis187@us.ibm.com>
9901 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
9902 expand on the comment about _Decimal128 arguments and check the
9903 integer result of the modulus operation; for 64-bit ELF ABI, ensure
9904 that _Decimal128 argument uses even/odd register pair.
9905 (function_arg): Ditto.
9907 2007-04-24 Hui-May Chang <hm.chang@apple.com>
9909 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
9910 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
9912 2007-04-24 Richard Guenther <rguenther@suse.de>
9913 Olga Golovanevsky <olga@il.ibm.com>
9915 * fold-const.c (multiple_of_p): Check for bottom
9918 2007-04-24 Richard Henderson <rth@redhat.com>
9920 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
9921 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
9922 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
9923 looking for non-zero bits shifted out. Avoid a recursive call
9924 when constructing the scalar.
9925 (__floatundisf): Likewise.
9927 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
9929 * dwarf2out.c (field_byte_offset): Move the existing logic
9930 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
9931 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
9933 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9936 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
9937 length argument of 0 for memset.
9938 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
9939 unsigned shift instead of the signed variant.
9941 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9943 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
9944 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
9945 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
9946 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
9947 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
9948 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
9949 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
9950 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
9951 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
9952 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
9953 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
9954 "mul<mode>3", "div<mode>3"): Insn definitions added.
9955 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
9956 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
9957 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
9958 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
9959 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
9960 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
9961 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
9962 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
9963 TARGET_FLOAT_FORMAT): Macro definitions removed.
9964 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
9965 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
9966 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
9967 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
9968 (s390_gen_rtx_const_DI): Function removed.
9969 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
9971 2007-04-24 Richard Sandiford <richard@codesourcery.com>
9973 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
9974 over an external ffs function.
9976 2007-04-24 Chao-ying Fu <fu@mips.com>
9977 Richard Sandiford <richard@nildram.co.uk>
9979 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
9980 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
9981 (smadd_widen_optab, umadd_widen_optab): Define.
9982 * optabs.c (init_optabs): Initialize smadd_widen_optab and
9984 * genopinit.c (optabs): Fill in smadd_widen_optab and
9986 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
9987 and umadd_widen_optab to implement multiply-add sequences.
9988 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
9989 (<u>maddsidi4): ...this. Extend condition to include
9990 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9991 of operand 0 to "ka" and use the three-operand form of madd<u>
9993 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
9995 * config/mips/constraints.md (ka): New register constraint.
9997 2007-04-24 Jan Hubicka <j@suse.cz>
10001 2007-04-23 Jan Hubicka <jh@suse.cz>
10002 * function.c (init_function_start): Don't init line number info.
10003 (expand_function_end): Update.
10004 (reset_block_changes, record_block_change, finalize_block_changes,
10005 check_block_change, free_block_changes): Kill.
10006 * function.h (reset_block_changes, record_block_change,
10007 finalize_block_changes, check_block_change, free_block_changes):
10009 (struct function): Remove ib_boundaries_block.
10010 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10011 Use curr_insn_locator to initialize locator.
10012 (emit_line_note): Remove.
10013 * cfgexpand.c (expand_gimple_cond_expr): Update.
10014 (construct_exit_block): Likewise.
10015 (tree_expand_cfg): Initialize/finalize locators.
10016 * expr.c (expand_expr_real): Update.
10017 * cfglayout.c (line_locators_locs, line_locators_lines,
10018 file_locators_locs, file_locators_files): Remove.
10019 (set_block_levels): Move to cfgexpand.c.
10020 (insn_locators_initialize): Remove.
10021 (pass_insn_locators_initialize): Remove.
10022 (locations_locators_locs, locations_locators_vals): New static vars.
10023 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10025 (insn_locators_alloc, insn_locators_finalize,
10026 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10028 (locator_location): New.
10029 (locator_line, locator_file): Rewrite.
10030 * rtl.h (emit_line_note): Kill.
10031 (insn_locators_alloc, insn_locators_finalize,
10032 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10034 * tree-inline.c (initialize_cfun): Do not initialize
10035 ib_boundaries_block.
10036 * passes.c (pass_insn_locators_initialize): Remove.
10038 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
10040 * doc/invoke.texi: Removed leading '-' from option index entries.
10042 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
10044 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
10046 (create_phi_node): Use set_phi_nodes.
10047 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
10048 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
10049 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
10050 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
10051 (bsi_start, bsi_last): Use bb_stmt_list.
10052 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
10053 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
10054 Traverse the statements using tsi iterator.
10055 * basic-block.h (struct basic_block_def): Fields stmt_list
10056 and phi_nodes moved to ...
10057 (struct tree_bb_info): ... new structure.
10058 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
10059 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
10060 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
10061 (tree_verify_flow_info): Verify that il.tree is not set for
10062 entry and exit block.
10063 (tree_split_block): Use set_bb_stmt_list.
10065 2007-04-23 Mike Stump <mrs@apple.com>
10067 * config/i386/i386.c (ix86_tune_features
10068 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
10071 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10073 * config/i386/i386.md (prefix_extra): New attribute.
10074 (length): Add prefix_extra.
10076 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
10077 (sse2_movntv2di): Likewise.
10078 (sse2_cvtps2dq): Likewise.
10079 (sse2_cvtpd2pi): Likewise.
10080 (sse2_cvttpd2pi): Likewise.
10081 (*sse2_cvtpd2ps): Likewise.
10082 (*add<mode>3): Likewise.
10083 (sse2_ssadd<mode>3): Likewise.
10084 (sse2_usadd<mode>3): Likewise.
10085 (*sub<mode>3): Likewise.
10086 (sse2_sssub<mode>3): Likewise.
10087 (sse2_ussub<mode>3): Likewise.
10088 (*mulv8hi3): Likewise.
10089 (*smulv8hi3_highpart): Likewise.
10090 (*umulv8hi3_highpart): Likewise.
10091 (sse2_umulv2siv2di3): Likewise.
10092 (sse2_pmaddwd): Likewise.
10093 (ashr<mode>3): Likewise.
10094 (lshr<mode>3): Likewise.
10095 (ashl<mode>3): Likewise.
10096 (sse2_ashlti3): Likewise.
10097 (sse2_lshrti3): Likewise.
10098 (*umaxv16qi3): Likewise.
10099 (*smaxv8hi3): Likewise.
10100 (*uminv16qi3): Likewise.
10101 (*sminv8hi3): Likewise.
10102 (sse2_eq<mode>3): Likewise.
10103 (sse2_gt<mode>3): Likewise.
10104 (*and<mode>3): Likewise.
10105 (sse2_nand<mode>3): Likewise.
10106 (*ior<mode>3): Likewise.
10107 (*xor<mode>3): Likewise.
10108 (sse2_packsswb): Likewise.
10109 (sse2_packssdw): Likewise.
10110 (sse2_packuswb): Likewise.
10111 (sse2_punpckhbw): Likewise.
10112 (sse2_punpcklbw): Likewise.
10113 (sse2_punpckhwd): Likewise.
10114 (sse2_punpcklwd): Likewise.
10115 (sse2_punpckhdq): Likewise.
10116 (sse2_punpckldq): Likewise.
10117 (sse2_punpckhqdq): Likewise.
10118 (sse2_punpcklqdq): Likewise.
10119 (*sse2_pinsrw): Likewise.
10120 (*sse2_pextrw): Likewise.
10121 (sse2_pshufd_1): Likewise.
10122 (sse2_uavgv16qi3): Likewise.
10123 (sse2_uavgv8hi3): Likewise.
10124 (sse2_psadbw): Likewise.
10125 (sse2_pmovmskb): Likewise.
10126 (*sse2_maskmovdqu): Likewise.
10127 (*sse2_maskmovdqu_rex64): Likewise.
10128 (sse4a_extrqi): Likewise.
10129 (sse4a_extrq): Likewise.
10130 (sse3_lddqu): Set prefix_rep.
10131 (sse3_addsubv4sf3): Likewise.
10132 (sse3_haddv4sf3): Likewise.
10133 (sse3_hsubv4sf3): Likewise.
10134 (sse_cvtss2si): Likewise.
10135 (sse_cvtss2si_2): Likewise.
10136 (sse_cvtss2siq): Likewise.
10137 (sse_cvtss2siq_2): Likewise.
10138 (sse_cvttss2si): Likewise.
10139 (sse_cvttss2siq): Likewise.
10140 (sse2_cvttps2dq): Likewise.
10141 (sse3_movshdup): Likewise.
10142 (sse3_movsldup): Likewise.
10143 (sse2_cvtsd2si): Likewise.
10144 (sse2_cvtsd2si_2): Likewise.
10145 (sse2_cvtsd2siq): Likewise.
10146 (sse2_cvtsd2siq_2): Likewise.
10147 (sse2_cvttsd2si): Likewise.
10148 (sse2_cvttsd2siq): Likewise.
10149 (*sse2_cvtpd2dq): Likewise.
10150 (*sse2_cvttpd2dq): Likewise.
10151 (sse2_pshuflw_1): Likewise.
10152 (sse2_pshufhw_1): Likewise.
10153 (sse4a_insertqi): Likewise.
10154 (sse4a_insertq): Likewise.
10155 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
10156 (ssse3_phadddv4si3): Likewise.
10157 (ssse3_phaddswv8hi3): Likewise.
10158 (ssse3_phsubwv8hi3): Likewise.
10159 (ssse3_phsubdv4si3): Likewise.
10160 (ssse3_phsubswv8hi3): Likewise.
10161 (ssse3_pmaddubswv8hi3): Likewise.
10162 (ssse3_pmulhrswv8hi3): Likewise.
10163 (ssse3_pshufbv16qi3): Likewise.
10164 (ssse3_psign<mode>3): Likewise.
10165 (ssse3_palignrti): Likewise.
10166 (abs<mode>2): Likewise.
10167 (ssse3_phaddwv4hi3): Set prefix_extra.
10168 (ssse3_phadddv2si3): Likewise.
10169 (ssse3_phaddswv4hi3): Likewise.
10170 (ssse3_phsubwv4hi3): Likewise.
10171 (ssse3_phsubdv2si3): Likewise.
10172 (ssse3_phsubswv4hi3): Likewise.
10173 (ssse3_pmaddubswv4hi3): Likewise.
10174 (ssse3_pmulhrswv4hi3): Likewise.
10175 (ssse3_pshufbv8qi3): Likewise.
10176 (ssse3_psign<mode>3): Likewise.
10177 (ssse3_palignrdi): Likewise.
10178 (abs<mode>2): Likewise.
10179 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10180 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10181 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10183 2007-04-23 Nick Clifton <nickc@redhat.com>
10185 * params.def: Fix formatting of emacs local variables.
10187 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10189 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10190 move if inter-unit move isn't allowed.
10191 Don't split moving the first element of V2DI to DI to inter-unit
10192 move if inter-unit move isn't allowed.
10194 2007-04-23 Richard Guenther <rguenther@suse.de>
10196 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10197 and CDI_POST_DOMINATORS separately.
10199 2007-04-23 Nick Clifton <nickc@redhat.com>
10201 * c.opt (Wformat-contains-nul): Add warning attribute.
10203 2007-04-23 Jan Hubicka <jh@suse.cz>
10205 * function.c (init_function_start): Don't init line number info.
10206 (expand_function_end): Update.
10207 (reset_block_changes, record_block_change, finalize_block_changes,
10208 check_block_change, free_block_changes): Kill.
10209 * function.h (reset_block_changes, record_block_change,
10210 finalize_block_changes, check_block_change, free_block_changes):
10212 (struct function): Remove ib_boundaries_block.
10213 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10214 Use curr_insn_locator to initialize locator.
10215 (emit_line_note): Remove.
10216 * cfgexpand.c (expand_gimple_cond_expr): Update.
10217 (construct_exit_block): Likewise.
10218 (tree_expand_cfg): Initialize/finalize locators.
10219 * expr.c (expand_expr_real): Update.
10220 * cfglayout.c (line_locators_locs, line_locators_lines,
10221 file_locators_locs, file_locators_files): Remove.
10222 (set_block_levels): Move to cfgexpand.c.
10223 (insn_locators_initialize): Remove.
10224 (pass_insn_locators_initialize): Remove.
10225 (locations_locators_locs, locations_locators_vals): New static vars.
10226 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10228 (insn_locators_alloc, insn_locators_finalize,
10229 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10231 (locator_location): New.
10232 (locator_line, locator_file): Rewrite.
10233 * rtl.h (emit_line_note): Kill.
10234 (insn_locators_alloc, insn_locators_finalize,
10235 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10237 * tree-inline.c (initialize_cfun): Do not initialize
10238 ib_boundaries_block.
10239 * passes.c (pass_insn_locators_initialize): Remove.
10241 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10243 PR middle-end/31448
10244 * expr.c (reduce_to_bit_field_precision): Handle
10247 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10249 PR tree-optimization/24659
10250 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10251 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10252 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10253 * genopinit.c (optabs): Rename vec_pack_mod_optab
10254 to vec_pack_trunc_optab.
10255 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10256 early for scalar floating point operands for NOP_EXPR.
10257 (vectorizable_type_promotion): Ditto.
10258 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
10259 vec_pack_trunc_optab.
10260 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
10262 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
10263 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
10264 Rename from VEC_PACK_MOD_EXPR.
10265 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
10266 * expr.c (expand_expr_real_1): Ditto.
10267 * tree-inline.c (estimate_num_insns_1): Ditto.
10268 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10270 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
10271 (vec_unpacks_lo_v4sf): Ditto.
10272 (vec_pack_trunc_v2df): Ditto.
10273 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
10274 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10275 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
10277 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
10279 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10281 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
10282 Rename from VEC_PACK_MOD_EXPR. This expression also represent
10283 packing of floating point operands.
10284 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
10285 represent unpacking of floating point operands.
10286 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
10287 [vec_unpacks_hi]: Ditto.
10288 [vec_unpacks_lo]: Ditto.
10290 2007-04-22 Jan Hubicka <jh@suse.cz>
10292 * final.c (rest_of_handle_final): Call
10293 targetm.asm_out.constructor/targetm.asm_out.destructor
10294 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
10295 proper priority via decl_*_priority_insert.
10296 * c-common.c (c_expand_body): Likewise.
10298 2007-04-22 Richard Guenther <rguenther@suse.de>
10300 PR tree-optimization/29789
10301 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
10302 (rewrite_reciprocal): New helper split out from
10303 determine_invariantness_stmt.
10304 (rewrite_bittest): Likewise.
10305 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
10306 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
10309 2007-04-22 Revital Eres <eres@il.ibm.com>
10311 * loop-unroll.c (var_to_expand): New field to support also
10312 insns of the form x = something + x.
10313 (analyze_insn_to_expand_var): Use it.
10314 (expand_var_during_unrolling): Likewise.
10316 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10318 * predict.c: Include pointer-set.h.
10319 (bb_predictions): New variable.
10320 (tree_predicted_by_p, tree_predict_edge,
10321 remove_predictions_associated_with_edge): Use bb_predictions map
10322 instead of bb->predictions.
10323 (clear_bb_predictions, assert_is_empty): New functions.
10324 (combine_predictions_for_bb): Use bb_predictions map. Call
10325 clear_bb_predictions.
10326 (tree_estimate_probability): Create and free bb_predictions map.
10327 * Makefile.in (predict.o): Add pointer-set.h dependency.
10328 * basic-block.h (struct basic_block_def): Remove predictions
10330 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
10332 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10335 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
10338 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10340 * timevar.c (timevar_print): Change reference of --disable-checking to
10341 --enable-checking=release. Also warn if assert checking is disabled.
10343 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10346 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
10347 decl as addressable if the compound literal was marked as
10349 Mark the decl as a gimple register if it is a complex or
10350 vector decl and does not live in memory.
10352 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10354 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
10355 (GENERIC_NEXT): New function macro.
10356 (PHI_CHAIN): Use phi_node's new chain variable.
10357 (tree_phi_node): Change tree_common to tree_base
10358 and add the chain field.
10359 * tree-phinodes.c (make_phi_node): Don't set
10360 TREE_TYPE on the new node.
10361 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
10362 instead of checking GIMPLE_TUPLE_P in chain_next.
10363 * tree-vect-transform.c
10364 (get_initial_def_for_induction): Look at
10365 PHI_RESULT_TREE for the type of the phi node.
10366 (update_vuses_to_preheader): Use PHI_CHAIN
10367 instead of TREE_CHAIN on the phi node.
10368 * tree-ssa-structalias.c (compute_points_to_sets):
10370 (ipa_pta_execute): Likewise.
10372 2007-04-21 Richard Guenther <rguenther@suse.de>
10374 PR middle-end/31136
10375 * fold-const.c (fold_unary): Call fold_convert_const on the
10378 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
10380 * gcse.c (store_killed_in_insn): Handle PARALLELs.
10381 (store_killed_in_pat): New.
10383 2007-04-20 Richard Henderson <rth@redhat.com>
10386 * config/i386/i386.c (type_has_variadic_args_p): Look for any
10387 TREE_LIST with a void_type_node value, not void_list_node exactly.
10389 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
10391 * doc/standards.texi: Re-arrange into language-specific
10392 subsections. Add a C++ section, documenting which standards we
10395 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10397 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
10398 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
10400 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
10402 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
10403 ecrti.o and crtbegin.o.
10404 (LIB_DEFAULT_SPEC): Include -lc.
10405 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
10407 2007-04-20 Richard Henderson <rth@redhat.com>
10410 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
10411 argument; update all callers.
10412 (get_unaligned_offset): New.
10413 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
10414 get_unaligned_address, just pass on the address directly.
10415 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
10416 the subreg in the helper patterns.
10417 (unaligned_extendqidi_le): Use get_unaligned_offset.
10418 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
10419 (unaligned_extendhidi_be): Likewise.
10420 (unaligned_extendhidi): Tidy.
10421 * config/alpha/alpha-protos.h: Update.
10423 2007-04-20 Richard Henderson <rth@redhat.com>
10425 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
10426 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
10427 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
10428 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10429 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10430 (CPP_SPEC): Don't include %(cpp_subtarget).
10431 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
10432 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10433 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
10435 2007-04-20 Jakub Jelinek <jakub@redhat.com>
10437 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
10438 for __builtin_ia32_cmpordss.
10440 PR tree-optimization/31632
10441 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
10442 and arg1 for optimizations of comparison against min/max values.
10443 Fold arg0 to arg1's type for optimizations of comparison against
10444 min+1 and max-1 values.
10446 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
10448 * reload.c (combine_reloads): When trying to use a dying register,
10449 check whether it's uninitialized and don't use if so.
10451 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
10453 * fold-const.c: Remove prototypes for native_encode_expr and
10454 native_interpret_expr.
10455 (native_encode_expr): Make non-static.
10456 (native_interpret_expr): Likewise.
10457 * tree.h: Add prototypes for the above.
10459 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10461 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
10462 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
10463 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
10464 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
10465 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
10466 Add length attributes.
10468 2007-04-19 Janis Johnson <janis187@us.ibm.com>
10470 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
10473 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
10474 __STDC_WANT_DEC_FP__.
10476 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10478 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
10479 for long double compatibility.
10480 * configure: Regenerate.
10482 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10484 PR rtl-optimization/29841
10485 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
10487 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
10488 that may cause control flow transfer from being moved.
10490 2007-04-18 Jan Hubicka <jh@suse.cz>
10492 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
10495 2007-04-18 Eric Christopher <echristo@apple.com>
10497 * config/rs6000/darwin.md (load_macho_picbase): Use link register
10498 only. Update operands.
10499 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
10500 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
10501 link register to pic register.
10503 2007-04-18 Dirk Mueller <dmueller@suse.de>
10505 PR diagnostic/31227
10506 * tree-vrp.c (search_for_addr_array): New.
10507 (check_array_bounds): Suppress warning about
10508 address taken of array refs if its not de-referenced.
10510 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10512 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
10513 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
10515 * tree-vectorizer.h (NITERS_KNOWN_P): New.
10516 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
10517 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
10519 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
10521 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
10523 (vect_analyze_scalar_cycles): Fix indentation.
10524 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
10525 (vect_mark_relevant): Include phis in relevance analysis.
10527 * tree-vect-transform.c (vect_transform_loop): Add an assert.
10529 2007-04-18 Anatoly Sokolov <aesok@post.ru>
10531 * config/avr/avr.c (ptrreg_to_str): Replace error() with
10532 output_operand_lossage().
10534 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10536 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
10537 the unused code for reduction without adjust-in-epilog to simplify the
10540 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
10542 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
10543 (S390_TDC_NEGATIVE_ZERO): New constant.
10544 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
10545 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
10546 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
10547 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
10548 (S390_TDC_POSITIVE_INFINITY): New constant.
10549 (S390_TDC_NEGATIVE_INFINITY): New constant.
10550 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
10551 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
10552 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
10553 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
10554 (S390_TDC_INFINITY): New constant.
10555 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
10556 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
10557 optimization for UNSPEC_CCZ_TO_INT.
10558 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
10559 ("*ccz_to_int"): New insn.
10560 ("isinf<mode>2"): New insn.
10561 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
10562 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
10563 (UNSPEC_CCZ_TO_INT): New constant.
10565 2007-04-18 Richard Guenther <rguenther@suse.de>
10567 PR tree-optimization/19431
10568 PR tree-optimization/21463
10569 * tree-pass.h (pass_phiprop): Declare.
10570 * passes.c (init_optimization_passes): New phiprop pass.
10571 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
10572 (phivn_valid_p): New helper function.
10573 (phiprop_insert_phi): Likewise.
10574 (propagate_with_phi): Likewise.
10575 (tree_ssa_phiprop): New propagator propagating loads
10576 through phi nodes if profitable.
10578 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10580 * tree-vect-analyze.c (process_use): New function.
10581 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
10582 Check phis in all bbs.
10583 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
10586 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
10588 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
10591 2007-04-17 Anatoly Sokolov <aesok@post.ru>
10594 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
10597 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
10599 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
10601 (sse_vmmulv4sf3): Likewise.
10602 (sse2_vmaddv2df3): Likewise.
10603 (sse2_vmmulv2df3): Likewise.
10605 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
10607 PR rtl-optimization/31360
10608 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
10609 (target_reg_cost): New.
10610 (init_set_costs): Initialize target_reg_cost. Add comments
10611 regarding the rationale of the costs.
10612 (global_cost_for_size): Renamed to...
10613 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
10614 of register pressure.
10615 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
10616 estimate_reg_pressure_cost. Add number of ivs.
10617 (determine_set_costs): Dump target_reg_cost.
10618 * loop-invariant.c (gain_for_invariant): Use
10619 estimate_reg_pressure_cost. Removed n_inv_uses argument.
10620 (best_gain_for_invariant, find_invariants_to_move): Remove
10622 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
10623 (target_reg_cost): Declare.
10624 (global_cost_for_size): Declaration removed.
10625 (estimate_reg_pressure_cost): Declare.
10627 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
10629 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
10630 regnos into even/odd register pairs.
10631 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
10632 TDmode similar to the other floating point modes.
10633 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
10634 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
10636 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
10637 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
10638 (movdd_hardfloat64): Use TARGET_MFPGPR.
10640 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
10642 * reload1.c (delete_output_reload): Don't count output in n_inherited.
10645 2005-01-05 Richard Henderson <rth@redhat.com>
10647 * reload1.c (do_input_reload): Restrict the optimization deleteing
10648 a previous output reload to RELOAD_FOR_INPUT.
10650 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
10652 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
10653 induc_vec_info_type.
10654 (vectorizable_induction): New function declaration.
10655 * tree-vect-transform.c (get_initial_def_for_induction): No need to
10656 check if already vectorized. Find first place in BB where new stmts
10657 can be inserted. Takes only one argument.
10658 (vectorizable_induction): New function.
10659 (vect_transform_stmt): Add case for induc_vec_info_type to call
10660 vectorizable_induction.
10661 (vect_transform_loop): Consider phis for vectorization.
10662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
10664 (analyze_operations): Call vectorizable_induction when analyzing phis.
10666 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
10667 (vect_mark_relevant): Include phis in relevance analysis.
10668 (vect_mark_stmts_to_be_vectorize): Likewise.
10669 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
10671 2007-04-16 Lawrence Crowl <crowl@google.com>
10673 * doc/invoke.texi (Debugging Options): Add documentation for the
10674 -femit-struct-debug options -femit-struct-debug-baseonly,
10675 -femit-struct-debug-reduced, and
10676 -femit-struct-debug-detailed[=...].
10678 * c-opts.c (c_common_handle_option): Add
10679 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10680 and OPT_femit_struct_debug_detailed_.
10681 * c.opt: Add specifications for
10682 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10683 and -femit-struct-debug-detailed[=...].
10684 * opts.c (set_struct_debug_option): Parse the
10685 -femit-struct-debug-... options.
10686 * opts.c (matches_main_base, main_input_basename,
10687 main_input_baselength, base_of_path, matches_main_base): Add
10688 variables and functions to compare header base name to compilation
10690 * opts.c (should_emit_struct_debug): Add to determine to emit a
10691 structure based on the option.
10692 (dump_struct_debug) Also disabled function to debug this
10694 * opts.c (handle_options): Save the base name of the
10697 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10698 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10699 This hook indicates if a type is generic. Set it by default
10700 to "never generic".
10701 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10702 to determine if a struct type is generic or not.
10703 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10704 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10705 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10706 with live C++ hook.
10708 * flags.h (enum debug_info_usage): Add an enumeration to describe
10709 a program's use of a structure type.
10710 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10711 to indicate the program's usage of the type. Filter structs based
10712 on the -femit-struct-debug-... specification.
10713 (gen_type_die): Split into two routines, gen_type_die and
10714 gen_type_die_with_usage. gen_type_die is now a wrapper
10715 that assumes direct usage.
10716 (gen_type_die_with_usage): Replace calls to gen_type_die
10717 with gen_type_die_with_usage adding the program usage of
10718 the referenced type.
10719 (dwarf2out_imported_module_or_decl): Suppress struct debug
10720 information using should_emit_struct_debug when appropriate.
10722 2007-04-16 Ian Lance Taylor <iant@google.com>
10724 PR tree-optimization/31522
10725 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10726 (vrp_initialize): Allocate vr_phi_edge_counts.
10727 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10728 executable edge. Drop test for all constants.
10729 (vrp_finalize): Free vrp_phi_edge_counts.
10731 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10732 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10734 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10735 predecessors at head rather than tail.
10737 2007-04-16 Matthias Klose <doko@debian.org>
10739 * config/alpha/linux.h (CPP_SPEC): Define.
10740 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10742 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10744 * function.h: Remove sequence_stack extern declaration.
10746 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10748 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10750 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10753 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10755 * config/avr/avr.c (avr_arch_types): Rearranging array.
10756 (enum avr_arch): Add.
10757 (avr_mcu_types): Use avr_arch enumeration constants instead of
10759 * config/avr/avr.h (LINK_SPEC): Simplify.
10761 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10763 * config/m68k/m68k.c (m68k_libcall_value,
10764 m68k_function_value): Use macros for register names more.
10766 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10768 (M68K_REGNAME): Use A6_REG.
10769 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10771 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10773 PR middle-end/28071
10774 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10775 'pending_read_list_length' and 'pending_write_list_length'. Update
10777 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10778 to handle two length counters instead of one. Update all uses.
10779 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10780 two length counters instead of one.
10781 * sched-rgn.c (propagate_deps): Update to handle two length counters
10784 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10787 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10788 copy of source, pass it to ix86_expand_vector_set and return
10791 2007-04-16 David Ung <davidu@mips.com>
10792 Joseph Myers <joseph@codesourcery.com>
10794 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10795 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10796 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10797 Add 74K processor information.
10798 * config/mips/mips.md: Include 74k.md.
10799 (cpu): Add 74kc,74kf,74kx.
10800 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10801 * config/mips/74k.md: New.
10802 * doc/invoke.texi (MIPS Options): Document 74K support.
10804 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10806 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10807 vectorizable_* functions.
10808 * tree-vect-transform.c (vectorizable_call): Add check for
10809 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10810 (vectorizable_store): likewise.
10811 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10813 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10814 (vectorizable_type_promotion, vectorizable_load): Likewise.
10815 (vectorizable_live_operation, vectorizable_condition): Likewise.
10816 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10818 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10820 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10822 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10823 register numbers more.
10824 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10825 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10826 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10827 FUNCTION_VALUE_REGNO_P): Likewise.
10828 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10829 STATIC_CHAIN_REGNUM): Likewise.
10830 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10831 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10832 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10833 * config/m68k/m68k.md (FP_REG): New.
10835 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10837 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10840 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10842 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10843 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10846 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10848 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10851 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10854 * c-decl.c (finish_decl): Grab the type of the decl after the call
10855 to store_init_value.
10857 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10859 * common.opt (fforward-propagate): Fix "Optimization" annotation.
10861 2007-04-14 Jakub Jelinek <jakub@redhat.com>
10864 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
10865 dominators, post dominators and cleanup cfg before returning.
10867 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
10869 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
10870 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
10872 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
10874 * config.gcc: Recognize fido.
10875 * config/m68k/m68k-devices.def (fidoa): New.
10876 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
10878 (FL_FIDOA, TARGET_FIDOA): New.
10879 * config/m68k/m68k.opt (mfidoa): New.
10881 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10883 PR middle-end/31322
10884 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
10885 when a personality function is used.
10887 2007-04-13 Bob Wilson <bob.wilson@acm.org>
10889 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
10891 2007-04-13 Mike Stump <mrs@apple.com>
10893 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
10895 * config/darwin.opt (fapple-kext): Make C++ only.
10896 * config/darwin.c (darwin_override_options): Remove code to ensure
10897 -fapple-kext is given for C++ only.
10899 2007-04-13 Richard Sandiford <richard@codesourcery.com>
10901 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10902 * config/mips/mips.c (override_options): Call
10903 SUBTARGET_OVERRIDE_OPTIONS, if defined.
10905 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10907 * config/i386/i386.opt (msvr3-shlib): Removed.
10909 * doc/invoke.texi: Remove -msvr3-shlib.
10911 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
10913 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
10914 with "popcnt" instruction.
10916 2007-04-13 Richard Guenther <rguenther@suse.de>
10918 PR tree-optimization/21258
10919 * tree-vrp.c (compare_case_labels): New helper.
10920 (find_switch_asserts): New function.
10921 (find_assert_locations): Call it for SWITCH_EXPRs.
10923 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
10925 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
10926 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
10927 check is now implied in X87_FLOAT_MODE_P.
10928 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
10929 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
10930 (fix_trunc<mode>_i386_fisttp): Ditto.
10931 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
10932 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
10933 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
10934 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
10935 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
10936 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
10937 (unnamed_splitters): Ditto.
10938 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
10939 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
10940 FIRST_SSE_REG for local functions when SSE math is enabled or
10941 for functions with sseregparm attribute.
10942 (standard_80387_constant_p): Return -1 if mode is not
10944 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
10945 (ix86_expand_compare): Ditto.
10946 (ix86_expand_carry_flag_compare): Ditto.
10947 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
10948 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
10949 DECIMAL_FLOAT_MODE_P.
10950 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
10951 of SCALAR_FLOAT_MODE_P.
10952 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
10953 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
10954 checks before FLOAT_MODE_P.
10955 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
10956 before FLOAT_MODE_P.
10961 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
10963 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
10964 Charles Wilson <libtool@cwilson.fastmail.fm>
10966 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
10967 (libgcc.mvars): Don't depend on them.
10968 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
10969 * exec-tool.in: New.
10971 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
10973 * doc/invoke.text (--help): Document --help=common.
10975 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
10977 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
10979 2007-04-12 Richard Sandiford <richard@codesourcery.com>
10981 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
10982 * genemit.c (main): Emit #include "integrate.h".
10983 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
10984 (LOADGP_RTP): New mips_loadgp_style.
10985 * config/mips/mips.h: Include config/vxworks-dummy.h.
10986 (TARGET_RTP_PIC): New macro.
10987 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
10988 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
10989 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
10990 for TARGET_RTP_PIC.
10991 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
10992 -mvxworks-pic when using -mrtp and a PIC option.
10993 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
10995 (mips_symbolic_constant_p, mips_symbolic_address_p)
10996 (mips_symbol_insns): Handle SYMBOL_HALF.
10997 (override_options): Warn about -G and -mrtp being used together.
10998 Initialize mips_lo_relocs[SYMBOL_HALF].
10999 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
11000 (mips_emit_loadgp): Handle LOADGP_RTP.
11001 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
11002 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
11003 (tablejump): Handle function-relative case table entries if
11005 * config/mips/predicates.md (symbol_ref_operand): New predicate.
11007 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11009 * config/mips/mips.md (load_call<mode>): Allow any general register.
11011 (sibcall_value_internal, sibcall_value_multiple_internal)
11012 (call_value_internal, call_value_split, call_value_multiple_internal)
11013 (call_value_multiple_split): Remove constraints from operand 0.
11015 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11017 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
11018 rather than loadgp_noshared.
11019 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
11020 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
11022 * config/mips/mips.md (loadgp): Rename to...
11023 (loadgp_newabi): ...this.
11024 (loadgp_noshared): Rename to...
11025 (loadgp_absolute): ...this.
11027 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11029 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
11030 false for locally-binding symbols.
11031 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
11033 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11035 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
11036 (SYMBOL_GOT_PAGE_OFST): ...this.
11037 (SYMBOL_GOT_GLOBAL): Rename to...
11038 (SYMBOL_GOT_DISP): ...this.
11039 (SYMBOL_GOTOFF_GLOBAL): Rename to...
11040 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
11041 * config/mips/mips.c (mips_global_symbol_p): New function.
11042 (mips_symbol_binds_local_p): Likewise.
11043 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
11044 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
11045 mips_global_symbol_p and mips_symbol_binds_local_p.
11046 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11047 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
11048 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
11049 SYMBOL_GOTOFF_DISP.
11050 (mips_ok_for_lazy_binding_p): New function.
11051 (mips_load_call_address, mips_expand_call): Use it.
11052 (mips_dangerous_for_la25_p): Likewise.
11053 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
11054 (*got_disp<mode>): Use got_disp_operand instead of
11055 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
11056 SYMBOL_GOTOFF_GLOBAL.
11057 (*got_page<mode>): Use got_page_ofst_operand instead of
11059 * config/mips/predicates.md (const_call_insn_operand): Use
11060 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
11061 (global_got_operand): Rename to...
11062 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
11064 (local_got_operand): Rename to...
11065 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
11066 of SYMBOL_GOT_LOCAL.
11068 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11070 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
11071 TARGET_CALL_CLOBBERED_GP.
11072 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11073 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
11074 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
11075 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
11076 of TARGET_ABICALLS && !TARGET_NEWABI.
11077 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11078 * config/mips/mips.c (mips_load_call_address): Check
11079 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11080 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11081 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11082 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
11083 TARGET_ABICALLS && TARGET_NEWABI.
11084 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
11086 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
11087 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
11088 TARGET_ABICALLS && TARGET_NEWABI.
11089 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
11090 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
11091 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
11092 whether indirect calls must use $25.
11093 (mips_extra_live_on_entry): Check TARGET_GOT instead of
11095 * config/mips/mips.md (jal_macro): Check flag_pic and
11096 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
11097 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
11098 instead of TARGET_ABICALLS.
11099 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
11100 TARGET_ABICALLS && TARGET_OLDABI.
11101 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11102 (sibcall): In the comment above the define_insn, mention
11103 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
11104 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
11105 instead of TARGET_ABICALLS.
11107 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11109 * doc/md.texi (Blackfin family constraints): Document PA and PB.
11110 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
11111 (MACFLAGS_MATCH_P): New macro.
11112 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
11113 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
11114 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
11115 the other MACFLAG constants.
11116 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11117 (flag_machi): Tighten constraints. Renumber some of the operands.
11118 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
11120 (flag_machi_parts_acconly): New pattern.
11121 (flag_macinithi): Tighten constraints. Allow any accumulator to be
11123 (flag_macinit1hi): Tighten constraints.
11124 (flag_mul_macv2hi_parts_acconly): New pattern.
11126 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
11127 Use a more efficient implementation.
11128 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
11129 inline sequences when not optimizing for size.
11131 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
11132 movhi_high2low): Delete, merge functionality into...
11133 (packv2hi): ... this pattern.
11135 2007-02-11 Jie Zhang <jie.zhang@analog.com>
11136 * config/bfin/bfin.opt (msim): New option.
11137 (mcpu=): New option.
11138 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
11139 (bfin_cpu_t): Typedef of enum bfin_cpu.
11140 (bfin_cpu_type): New declaration.
11141 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
11142 -msim and -mcpu= options.
11143 (LIB_SPEC): Likewise.
11144 * config/bfin/bfin.c (bfin_cpu_type): Define.
11145 (bfin_handle_option): Handle -mcpu= option.
11146 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
11147 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
11148 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
11150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11152 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
11153 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
11154 (powerpc-wrs-vxworksae): Use ${tm_file}.
11155 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
11156 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
11157 * config/i386/vx-common.h: New file.
11159 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11161 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
11164 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
11166 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11169 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11173 * c-common.c (c_build_qualified_type): Set canonical type
11176 2007-04-12 Richard Guenther <rguenther@suse.de>
11178 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11179 lower bound and element size if lower bound is not zero
11180 or either of the ARRAY_REF operands is set.
11182 2007-04-12 Richard Guenther <rguenther@suse.de>
11184 PR tree-optimization/24689
11185 PR tree-optimization/31307
11186 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11188 * gimplify.c (canonicalize_addr_expr): To be consistent with
11189 gimplify_compound_lval only set operands two and three of
11190 ARRAY_REFs if they are not gimple_min_invariant. This makes
11191 it never at this place.
11192 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11194 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11196 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11197 null before emitting a .nsubspa directive.
11199 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11201 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11202 need_to_partition_p if there are no memory statements in the
11205 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11207 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11208 (gcd_of_steps_may_divide_p): New function.
11209 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11211 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11213 * reload.c (find_reloads_toplev, find_reloads_address,
11214 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11215 not a pointer equality test, to decide if we need to call
11216 push_reg_equiv_alt_mem.
11218 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11220 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11221 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11223 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11225 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11227 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11228 vector to be positive.
11230 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11234 * doc/invoke.texi: Document --params max-aliased-vops and
11236 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11237 debug_memory_partitions): Move to tree-flow.h
11238 * params.h (AVG_ALIASED_VOPS): Define.
11239 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11241 (mp_info_t): Likewise.
11242 (get_mem_sym_stats_for): New.
11243 (set_memory_partition): Move from tree-flow-inline.h.
11244 (mark_non_addressable): Only clear the set of symbols for the
11245 partition if it exists.
11246 (dump_memory_partitions): Move from tree-ssa-operands.c
11247 (debug_memory_partitions): Likewise.
11248 (need_to_partition_p): New.
11249 (dump_mem_ref_stats): New.
11250 (debug_mem_ref_stats): New.
11251 (dump_mem_sym_stats): New.
11252 (debug_mem_sym_stats): New.
11253 (update_mem_sym_stats_from_stmt): New.
11254 (compare_mp_info_entries): New.
11255 (mp_info_cmp): Call it.
11256 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11258 (get_mpt_for): Move from tree-ssa-operands.c.
11259 (find_partition_for): New.
11260 (create_partition_for): Remove.
11261 (estimate_vop_reduction): New.
11262 (update_reference_counts): New.
11263 (build_mp_info): New.
11264 (compute_memory_partitions): Refactor.
11265 Document new heuristic.
11266 Call build_mp_info, update_reference_counts,
11267 find_partition_for and estimate_vop_reduction.
11268 (compute_may_aliases): Populate virtual operands before
11269 calling debugging dumps.
11270 (delete_mem_sym_stats): New.
11271 (delete_mem_ref_stats): New.
11272 (init_mem_ref_stats): New.
11273 (init_alias_info): Call it.
11274 (maybe_create_global_var): Remove alias_info argument.
11275 Get number of call sites and number of pure/const call sites
11276 from gimple_mem_ref_stats().
11277 (dump_alias_info): Call dump_memory_partitions first.
11278 (dump_points_to_info_for): Show how many times a pointer has
11280 * opts.c (decode_options): For -O2 set --param
11281 max-aliased-vops to 500.
11282 For -O3 set --param max-aliased-vops to 1000 and --param
11283 avg-aliased-vops to 3.
11284 * fortran/options.c (gfc_init_options): Remove assignment to
11286 * tree-flow-inline.h (gimple_mem_ref_stats): New.
11287 * tree-dfa.c (dump_variable): Dump memory reference
11289 Dump NO_ALIAS* settings.
11290 (referenced_var_lookup): Tidy.
11291 (mem_sym_stats): New.
11292 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
11293 and ORIG are different SSA names for a memory partition.
11294 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
11295 * tree-flow.h (struct mem_sym_stats_d): Define.
11296 (mem_sym_stats_t): Define.
11297 (struct mem_ref_stats_d): Define.
11298 (struct gimple_df): Add field mem_ref_stats.
11299 (enum noalias_state): Define.
11300 (struct var_ann_d): Add bitfield noalias_state.
11301 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
11302 debug_mem_ref_stats, debug_memory_partitions,
11303 debug_mem_sym_stats): Declare.
11304 * tree-ssa-structalias.c (update_alias_info): Update call
11305 sites, pure/const call sites and asm sites in structure
11306 returned by gimple_mem_ref_stats.
11307 Remove local variable IS_POTENTIAL_DEREF.
11308 Increase NUM_DEREFS if the memory expression is a potential
11310 Call update_mem_sym_stats_from_stmt.
11311 If the memory references memory, call
11312 update_mem_sym_stats_from_stmt for all the direct memory
11313 symbol references found.
11314 (intra_create_variable_infos): Set noalias_state field for
11315 pointer arguments according to the value of
11316 flag_argument_noalias.
11317 * tree-ssa-structalias.h (struct alias_info): Remove fields
11318 num_calls_found and num_pure_const_calls_found.
11319 (update_mem_sym_stats_from_stmt): Declare.
11320 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
11321 Set default value to 100.
11322 (PARAM_AVG_ALIASED_VOPS): Define.
11324 2007-04-11 Richard Guenther <rguenther@suse.de>
11326 PR middle-end/31530
11327 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11328 a * -b + c as c - a * b if we honor sign dependent rounding.
11330 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11332 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
11333 bfin_expand_strmov.
11334 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
11335 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
11337 (initialize_trampoline): Don't use old-style function definition.
11338 (bfin_secondary_reload): Mark IN_P argument as unused.
11340 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
11342 PR tree-optimization/31343
11343 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
11344 (build_polynomial_chrec): Return a scalar when the evolution is zero.
11345 * testsuite/gcc.dg/vect/pr31343.c: New.
11347 2007-04-10 Eric Christopher <echristo@apple.com>
11349 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
11350 * config/i386/i386.md (*cmpfp0): Use.
11351 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11352 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11353 (fix_trunc<mode>_i386_fisttp): Ditto.
11354 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11355 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11356 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11357 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11358 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11359 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11360 (unnamed_splitters): Ditto.
11361 * config/i386/i386.c (output_fix_trunc): Assert that
11362 we're not being passed a TFmode operand.
11364 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
11366 PR tree-optimization/31526
11367 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
11368 n_basic_blocks to find newly added blocks.
11370 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
11372 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
11374 (fix_trunc<mode>si_sse): Ditto.
11375 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
11376 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
11377 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
11378 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
11379 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
11380 expander using SSEMODEF mode macro.
11381 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
11382 expander using SSEMODEF mode macro.
11383 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
11384 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
11385 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
11386 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
11387 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
11388 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
11389 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
11390 Macroize insn using X87MODEF mode macro.
11392 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
11394 * config/i386/sse.md (sse2_pinsrw): Removed.
11395 (sse2_pextrw): Renamed to ...
11396 (*sse2_pextrw): This.
11398 2007-04-09 Jan Hubicka <jh@suse.cz>
11401 * config/i386/sse.md
11402 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
11403 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
11404 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
11405 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
11407 2007-04-09 Jan Hubicka <jh@suse.cz>
11409 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
11410 multiple fields of union.
11412 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
11414 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
11415 (create_preheaders): Check that loops are available.
11416 (fix_loop_structure): Clean up, improve comments.
11417 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
11418 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
11420 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
11421 * predict.c (tree_estimate_probability): Do not call
11422 calculate_dominance_info. Call create_preheaders.
11423 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
11424 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
11426 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
11427 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
11428 * tree-cfg.c (tree_split_edge): Make an assert more precise.
11429 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
11432 2007-04-08 Jan Hubicka <jh@suse.cz>
11434 * tree.h (maybe_fold_offset_to_component_ref): Declare.
11435 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
11436 * fold-const.c (fold_unary): Use it.
11438 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11440 * varasm.c (assemble_variable): Remove call to
11441 lang_hooks.decls.prepare_assemble_variable.
11442 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
11443 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
11444 * langhooks.h (lang_hooks_for_decls): Remove
11445 prepare_assemble_variable.
11447 2007-04-08 Mike Stump <mrs@apple.com>
11449 * config/i386/i386.c: Use inc/dec on Core2.
11451 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
11453 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
11454 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11455 lhd_tree_inlining_end_inlining): Remove.
11456 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
11457 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
11458 end_inlining hooks.
11459 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
11460 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11461 lhd_tree_inlining_end_inlining): Remove prototypes.
11462 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
11463 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11464 LANG_HOOKS_TREE_INLINING_START_INLINING,
11465 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
11467 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
11470 2007-04-08 Anatoly Sokolov <aesok@post.ru>
11473 * config/avr/predicates.md (io_address_operand): Delete predicate.
11474 (low_io_address_operand): Don't use 'mode' argument.
11475 (higth_io_address_operand): Rename ...
11476 (high_io_address_operand): ... to this. Don't use 'mode' argument.
11477 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
11480 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
11482 Revert change removing staticp.
11484 2007-04-07 Anatoly Sokolov <aesok@post.ru>
11487 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
11490 2007-04-07 Bruce Korb <bkorb@gnu.org>
11492 * c.opt: Add -Wformat-contains-nul.
11493 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
11495 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
11496 the NUL byte warning.
11498 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11500 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
11502 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11504 * tree.c (staticp): No longer use staticp langhook.
11505 * langhooks.c (lhd_staticp): Removed.
11506 * langhooks.h (struct lang_hooks): Remove staticp.
11507 * c-common.c (c_staticp): Remove.
11508 * c-common.h (c_staticp): Ditto.
11509 * langhooks-defs.h (lhd_staticp): Ditto.
11510 (LHD_HOOKS_STATICP): Ditto
11511 * tree.h (gcc_assert_lowered): New macro.
11513 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11515 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
11516 argument "reliable".
11517 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
11518 Add argument "reliable". Propagate it through calls.
11519 (infer_loop_bounds_from_undefined): Derive number of iterations
11520 estimates from references in blocks that do not dominate loop latch.
11521 (gcov_type_to_double_int): New function.
11522 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
11523 and expected_loop_iterations_unbounded.
11524 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
11525 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
11526 * tree-data-ref.c (estimated_loop_iterations): Export.
11527 (get_references_in_stmt): Fix -- do not return addresses of local
11529 * cfgloop.h (expected_loop_iterations_unbounded,
11530 estimated_loop_iterations): Declare.
11532 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11534 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11536 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
11539 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
11540 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
11541 Use output_387_reg_move().
11542 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
11543 expander using X87MODEF12 mode macro.
11544 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
11545 choosing register preferences. Use output_387_reg_move().
11546 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
11547 instead of "x". Use output_387_reg_move().
11548 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
11549 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
11550 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
11551 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
11552 Use output_387_reg_move().
11553 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
11555 (*truncxf?f_i387 splitter): Ditto.
11557 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11559 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11560 LANG_HOOKS_SAFE_FROM_P.
11561 * expr.c (safe_from_p): Remove langhook call.
11562 * langhooks.h (lang_hooks): Remove safe_from_p.
11563 (lhd_safe_from_p): Remove prototype.
11564 * langhooks.c (lhd_safe_from_p): Remove.
11566 2007-04-06 Jan Hubicka <jh@suse.cz>
11568 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
11571 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11573 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
11574 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
11575 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
11576 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
11578 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
11579 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
11581 2007-04-05 Richard Henderson <rth@redhat.com>
11583 * config/alpha/alpha.c (print_operand) [+]: Remove.
11584 (alpha_end_function): Print nop if call at end of function.
11585 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
11586 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
11587 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
11588 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
11589 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
11590 the call pattern. Update peepholes to match.
11592 2007-04-05 Janis Johnson <janis187@us.ibm.com>
11594 * doc/extend.texi (Other Builtins): Add decimal float variants
11596 * builtins.def: Ditto.
11597 * builtins.c (expand_builtin): Ditto.
11599 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
11600 H.J. Lu <hongjiu.lu@intel.com>
11603 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
11604 of V8HImode when calling ix86_binary_operator_ok.
11605 (sse2_pmaddwd): Call ix86_binary_operator_ok.
11606 (sdot_prodv8hi): Operands 1 and 2 must be register.
11608 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11610 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11611 initialize align to silence bogus warning.
11613 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11615 PR middle-end/22156
11616 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11618 (struct sra_walk_fns): Remove use_all parameter from use.
11619 (sra_hash_tree): Handle BIT_FIELD_REFs.
11620 (sra_elt_hash): Don't hash bitfld blocks.
11621 (sra_elt_eq): Skip them in parent compares as well. Handle
11623 (sra_walk_expr): Don't maintain or pass down use_all_p.
11624 (scan_use): Remove use_all parameter.
11625 (scalarize_use): Likewise. Re-expand assignment to
11626 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11627 output, and re-scalarize after output. Don't mark anything
11629 (scalarize_ldst): Adjust.
11630 (scalarize_walk_gimple_modify_statement): Likewise.
11631 (build_element_name_1): Handle BIT_FIELD_REFs.
11632 (instantiate_element): Don't warn for any element whose parent
11633 is used as a whole.
11634 (instantiate_missing_elements_1): Return the sra_elt.
11635 (canon_type_for_field): New.
11636 (try_instantiate_multiple_fields): New.
11637 (instantiate_missing_elemnts): Use them.
11638 (mark_no_warning): Removed.
11639 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11640 (REPLDUP, sra_build_elt_assignment): New.
11641 (generate_copy_inout): Use them.
11642 (generate_element_copy): Likewise. Handle bitfld differences.
11643 (generate_element_zero): Don't recurse for blocks. Use
11644 sra_build_elt_assignment.
11645 (generate_one_element_int): Take elt instead of var. Use
11646 sra_build_elt_assignment.
11647 (generate_element_init_1): Adjust.
11648 (scalarize_use, scalarize_copy): Use REPLDUP.
11649 (scalarize_ldst): Move assert before dereference.
11650 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11652 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11654 * regmove.c: Fix unused variable warnings due to previous commit.
11656 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11658 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
11659 (regmove_bb_head): Remove.
11660 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
11661 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
11662 problems with fixup_match_1.
11663 Don't initialize/free regmove_bb_head.
11665 (reg_is_remote_constant_p): If an insn is in the same basic block
11666 but not before INSN, consider it remote, too.
11668 2007-04-05 Anatoly Sokolov <aesok@post.ru>
11671 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
11672 DECL_ASSEMBLER_NAME, not the DECL_NAME.
11674 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11676 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11677 (CONDITIONAL_REGISTER_USAGE): Likewise.
11679 2007-04-04 Richard Henderson <rth@redhat.com>
11681 * config/alpha/lib1funcs.asm: Remove unused file.
11683 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11686 * opts.c (print_specific_help): Fix --help=<language>
11688 (common_handle_option): Support --help=common.
11690 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11693 * gcc.c (main): Do not run the linker if
11694 print_subprocess_help indicates that it shouldn't be
11697 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11700 * doc/invoke.texi (--help=): Document <languages> value, fix
11701 formatting in tables of values.
11703 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11705 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11706 dllimport attribute of virtual methods.
11708 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11710 * config/score/crti.asm: Change _bss_start to __bss_start.
11711 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11712 (OUTGOING_REG_PARM_STACK_SPACE) update.
11713 * config/score/score.opt: add options to make backend support
11714 score5, score5u, score7 and score7d.
11715 * config/score/score.md: Likewise.
11716 * config/score/misc.md: Likewise.
11717 * config/score/mac.md: Likewise.
11718 * doc/invoke.texi: Likewise.
11719 * doc/md.texi: update constraints define.
11721 2007-04-03 Richard Henderson <rth@redhat.com>
11723 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11724 an appropriate type, use the mode instead.
11726 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11728 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11729 Set the default --with-arch setting to mips2.
11730 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11731 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11732 (MULTILIB_OSDIRNAMES): Delete.
11733 (MULTILIB_DIRNAMES): Define.
11734 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11735 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11736 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11737 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11738 VXWORKS_OS_CPP_BUILTINS.
11739 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11740 (MIPS_DEBUGGING_INFO): Undefine.
11741 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11743 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11745 PR middle-end/30704
11746 * fold-const.c (native_encode_real): Encode real.c provided longs
11747 as a series of 32-bit native integers.
11748 (native_interpret_real): Interpret buffer as a series of 32-bit
11751 2007-04-03 Richard Guenther <rguenther@suse.de>
11753 * genpreds.c (write_insn_constraint_len): Write function
11754 optimized for CONSTRAINT_LEN implementation.
11755 (write_tm_preds_h): Output insn_constraint_len inline and
11756 use it for CONSTRAINT_LEN.
11757 (write_insn_preds_c): Don't output insn_constraint_len.
11758 * doc/md.texi (define_register_constraint): Document multi-letter
11759 constraints shall have the same length if they start with the same
11762 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11765 * config/i386/i386.md (isinf<mode>2): Expand only when
11766 TARGET_C99_FUNCTIONS is set.
11768 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11770 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11771 (x86_64-*-linux*): Ditto.
11772 * config/i386/i386.opt (mpc): New option.
11773 * config/i386/i386.c (overrride_options): Handle
11774 ix87_precision_string.
11775 * config/i386/crtprec.c: New file.
11776 * config/i386/t-crtpc: Ditto.
11777 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11778 and -mpc80 options.
11779 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11780 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11781 crtprec32.o, crtprec64.o and crtprec80.o.
11783 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11784 and -mpc80 options.
11785 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11787 2007-04-02 Eric Christopher <echristo@apple.com>
11789 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11790 limitations on darwin.
11792 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11795 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11797 2007-04-02 Dave Korn <dave.korn@artimi.com>
11799 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11801 2007-04-02 Dave Korn <dave.korn@artimi.com>
11803 * libgcc2.h (exception_descriptor): Don't forward-declare.
11804 (__get_eh_table_language, __get_eh_table_version): Delete
11805 prototypes of long-dead functions.
11807 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11809 * ebitmap.h: New file
11810 * ebitmap.c: New file
11811 * Makefile.in (ebitmap.o): New target.
11813 2007-04-01 Jan Hubicka <jh@suse.cz>
11815 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11816 before very first instruction.
11818 2007-04-01 Jan Hubicka <jh@suse.cz>
11820 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11821 waring on 64bit hosts.
11822 * bitmap.h: Fix typo in bitmap_head_def.
11824 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11826 PR rtl-optimization/31391
11827 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11828 into a DELETED_LABEL note, and the label is in an empty basic
11829 block, update BB_END as well as BB_HEAD.
11831 2007-04-01 Richard Henderson <rth@redhat.com>
11833 PR tree-optimization/31169
11834 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11835 to varying if the range is outside [0, prec-1].
11837 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11840 * config/mips/mips.md (load_const_gp): New insn.
11841 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11842 the MIPS16 GP pseudo register if no_new_pseudos.
11843 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11845 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11848 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11850 (call_value): Likewise.
11852 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11853 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11856 * doc/invoke.texi: (optimization options): Reword description
11857 of -ffast-math. Document its primary purpose.
11859 2007-03-31 Richard Guenther <rguenther@suse.de>
11861 * omp-low.c (splay-tree.h): Include.
11862 (lookup_decl): Replace splay-tree usage by pointer-map.
11863 (maybe_lookup_decl): Likewise.
11864 (new_omp_context): Likewise.
11865 (delete_omp_context): Likewise.
11866 * gimplify.c (splay-tree.h): Include.
11867 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
11869 (remap_ssa_name): Likewise.
11870 (remap_decl): Likewise.
11871 (remap_type_1): Likewise.
11872 (remap_type): Likewise.
11873 (copy_body_r): Likewise.
11874 (expand_call_inline): Likewise.
11875 (clone_body): Likewise.
11876 (copy_tree_r): Likewise.
11877 (remap_save_expr): Likewise.
11878 (unsave_r): Likewise.
11879 (unsave_expr_now): Likewise.
11880 (tree_function_versioning): Likewise.
11881 (build_duplicate_type): Likewise.
11882 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
11883 (struct copy_body_data): Replace splay-tree by pointer-map.
11884 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
11885 not $(SPLAY_TREE_H).
11886 (gimplify.o): Depend on $(SPLAY_TREE_H).
11887 (omp-low.p): Likewise.
11889 2007-03-31 Anatoly Sokolov <aesok@post.ru>
11891 * config/avr/predicates.md (even_register_operand,
11892 odd_register_operand): New predicates.
11893 * config/avr/avr.md (movw peephole2): New.
11894 (movw_r peephole2): New.
11896 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
11898 * tree.h (get_signed_or_unsigned_type): New.
11899 * fold-const.c (operand_equal_for_comparison_p): Use
11900 get_signed_or_unsigned_type instead of
11901 lang_hooks.types.signed_or_unsigned_type.
11902 * expr.c (store_expr): Ditto.
11903 * langhooks.c (get_signed_or_unsigned_type): New.
11904 (lhd_signed_or_unsigned_type): New.
11905 * langhooks.h (lhd_signed_or_unsigned_type): New.
11906 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
11908 2007-03-30 Richard Henderson <rth@redhat.com>
11910 * tree-ssa-loop-ivopts.c: Include target.h.
11911 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
11912 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
11913 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
11914 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
11916 2007-03-30 Richard Henderson <rth@redhat.com>
11917 Kai Tietz <kai.tietz@onevision.com>
11919 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
11920 default for 64-bit.
11921 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
11922 (TARGET_64BIT_MS_ABI): New.
11923 (DBX_REGISTER_NUMBER): Handle 64-bit.
11924 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
11925 (LONG_TYPE_SIZE): Force to 32.
11926 (REG_PARM_STACK_SPACE): New.
11927 (OUTGOING_REG_PARM_STACK_SPACE): New.
11928 (REGPARM_MAX, SSE_REGPARM_MAX): New.
11929 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11930 (STACK_BOUNDARY): Use 128 for 64-bit.
11931 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
11932 Add 64-bit implementation.
11933 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
11935 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
11936 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
11937 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
11938 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
11939 (ix86_handle_cconv_attribute): Don't warn when ignoring if
11940 TARGET_64BIT_MS_ABI.
11941 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
11942 (ix86_pass_by_reference): Likewise.
11943 (ix86_function_value_regno_p): Likewise.
11944 (ix86_build_builtin_va_list): Likewise.
11945 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11946 (function_arg_advance_ms_64): New.
11947 (function_arg_advance): Call it.
11948 (function_arg_ms_64): New.
11949 (function_arg): Call it.
11950 (function_value_ms_64): New.
11951 (ix86_function_value_1): Call it.
11952 (return_in_memory_ms_64): New.
11953 (ix86_return_in_memory): Call it.
11954 (setup_incoming_varargs_ms_64): New.
11955 (ix86_setup_incoming_varargs): Call it.
11956 (ix86_expand_prologue): Handle 64-bit stack probing.
11957 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
11958 (output_pic_addr_const): Likewise.
11959 (x86_this_parameter): Likewise.
11960 (x86_output_mi_thunk): Likewise.
11961 (x86_function_profiler): Likewise.
11962 (TARGET_STRICT_ARGUMENT_NAMING): New.
11963 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
11964 (TARGET_64BIT_MS_ABI): New.
11965 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
11966 * config/i386/i386.md (allocate_stack_worker): Remove.
11967 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
11968 describe the clobber of eax without a match_scratch.
11969 (allocate_stack_worker_postreload): Remove.
11970 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
11971 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
11972 (allocate_stack_worker_rex64_postreload): Remove.
11973 (allocate_stack): Handle 64-bit.
11974 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
11975 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
11976 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
11977 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
11978 (STANDARD_STARTFILE_PREFIX_1): Likewise.
11979 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
11980 * config.build (x86_64-*-mingw*): New host.
11981 * config.host (x86_64-*-mingw*): New host.
11982 * config.gcc (x86_64-*-mingw*): New target.
11983 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
11985 2007-03-30 Richard Henderson <rth@redhat.com>
11986 Kai Tietz <kai.tietz@onevision.com>
11988 * c-pragma.c (struct def_pragma_macro_value): New.
11989 (struct def_pragma_macro): New.
11990 (pushed_macro_table): New.
11991 (dpm_hash, dpm_eq): New.
11992 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
11993 (init_pragma): Install them.
11994 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
11996 2007-03-30 Anatoly Sokolov <aesok@post.ru>
11998 * config/avr/avr.c (avr_override_options): Clear
11999 'flag_delete_null_pointer_checks'.
12001 2007-03-30 Paolo Carlini <pcarlini@suse.de>
12004 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
12005 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
12006 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12007 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
12008 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
12009 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
12010 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
12012 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
12014 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
12016 * regmove.c: Move all of pass_stack_adjustments from here...
12017 * combine-stack-adj.c: ...to this new file.
12018 * Makefile.in: Add rules for combine-stack-adj.o.
12020 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
12022 PR tree-optimization/31383
12023 * tree-data-ref.c (affine_function_equal_p): Do not require the
12024 vectors to have the same length.
12026 2007-03-30 Jan Hubicka <jh@suse.cz>
12028 PR middle-end/30700
12029 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
12030 availablility; add more sanity checking; ask varpool only about
12033 2007-03-29 Richard Henderson <rth@redhat.com>
12035 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
12036 to decide, but __SIZEOF_LONG_LONG__.
12038 2007-03-29 Richard Henderson <rth@redhat.com>
12040 * emutls.c (struct __emutls_array): New.
12041 (emutls_destroy): Use it instead of casting element 0 from void*.
12042 (__emutls_get_address): Likewise.
12044 2007-03-29 Richard Henderson <rth@redhat.com>
12046 * varasm.c (initializer_constant_valid_p): Don't deny
12047 DECL_DLLIMPORT_P on functions.
12049 * config/i386/cygming.h: Remove function declarations.
12050 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
12051 (ASM_OUTPUT_LABELREF): Remove.
12052 (COMMON_ASM_OP): Remove.
12053 (ASM_OUTPUT_COMMON): Remove.
12054 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
12055 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
12056 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12057 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
12058 Rename from TARGET_ENCODE_SECTION_INFO.
12059 * config/i386/netware.h: Likewise.
12060 * config/i386/i386-protos.h: Update.
12061 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
12062 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
12063 (legitimate_constant_p): Reject dllimports.
12064 (dllimport_map, get_dllimport_decl): New.
12065 (legitimize_dllimport_symbol): New.
12066 (legitimize_address, ix86_expand_move): Use it.
12067 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
12068 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
12069 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
12070 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
12071 * config/i386/predicates.md (constant_call_address_operand): Only
12072 accept symbols; reject dllimport_p symbols.
12073 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
12074 i386_pe_maybe_record_exported_symbol.
12075 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
12076 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
12077 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
12078 trust the setting of DECL_DLLIMPORT_P.
12079 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
12080 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
12081 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
12082 tidy the argument scanning loop.
12083 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
12084 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
12085 (i386_pe_strip_name_encoding): Remove.
12086 (i386_pe_binds_local_p): New.
12087 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
12088 (i386_pe_output_labelref): Remove.
12089 (i386_pe_asm_output_aligned_decl_common): New.
12090 (i386_pe_maybe_record_exported_symbol): Rename from
12091 i386_pe_record_exported_symbol; check for dllexported symbols.
12093 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
12095 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
12096 add comment explaining why vsnprintf cannot be used.
12098 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
12100 PR tree-optimization/30666
12101 * tree.c (build_complex_type): When creating type names for DWARF2
12102 debug info, create TYPE_DECLs for TYPE_NAME instead of
12104 (build_common_tree_nodes_2): Use build_complex_type when building
12105 predefined complex types, to preserve canonical types.
12107 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12109 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
12110 (noce_get_alt_condition): Look at it to determine whether to
12111 reverse the condition or not.
12112 (noce_get_condition): Substitute the truth for lies.
12113 (noce_find_if_block): Set the then_else_reversed field.
12115 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
12117 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12118 destination of this insn.
12119 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
12120 than calling gen_rtx_SET directly. Use r0 to hold the value of
12121 'address + 4' rather than a stack based temporary which can be
12122 mis-optimized away.
12124 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12126 * config/s390/s390.c (s390_secondary_input_reload_class,
12127 s390_secondary_output_reload_class): Functions removed.
12128 (s390_secondary_reload): New function.
12129 (TARGET_SECONDARY_RELOAD): Target macro defined.
12130 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
12131 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
12132 * config/s390/s390.md ("reload_outti", "reload_outdi",
12133 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
12134 "reload_out<mode>"): Expanders removed.
12135 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
12136 "reload<mode>_nonoffmem_out"): Expanders added.
12138 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12140 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
12141 action if SRC->DEST replacement failed anyway.
12143 2007-03-28 Mike Stump <mrs@apple.com>
12145 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
12146 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
12147 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
12149 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12151 * config.gcc: Accept barcelona as a variant of amdfam10.
12152 * config/i386/i386.c (override_options): Likewise.
12153 * doc/invoke.texi: Likewise.
12155 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
12157 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
12158 offsets for BIT_FIELD_REF and COMPONENT_REF.
12160 2007-03-28 Richard Guenther <rguenther@suse.de>
12162 * tree.c (is_global_var): Move ...
12163 * tree-flow-inline.h (is_global_var): ... here.
12164 * tree.h (is_global_var): Remove declaration.
12166 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12168 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12170 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12171 * config/i386/i386.c (ix86_tune_features): Initialize new
12173 * config/i386/predicates.md (promotable_binary_operator): Use
12174 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12176 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12179 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12181 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12183 * config/fr30/fr30.md (movsi_internal): Change destination
12184 constraint from m to V and add m to the end.
12186 2007-03-28 Christian Bruel <christian.bruel@st.com>
12188 * config/sh/sh.md (movsi_i): Fix type attribute.
12190 2007-03-28 Christian Bruel <christian.bruel@st.com>
12192 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12193 (movsf_ie): Likewise.
12195 2007-03-28 Christian Bruel <christian.bruel@st.com>
12197 * config.gcc: Add sh4-300 to multilib.
12198 * config/sh/t-mlib-sh4-300: New file.
12200 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12202 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12203 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12204 fix_trunc<mode>di2.
12205 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12206 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12207 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12208 "fixuns_trunctddi2"): Whitespace fix.
12210 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12212 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12213 the definition of struct sh_args.
12214 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12215 CALL_COOKIE_INT_REG_GET): Likewise.
12217 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12219 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12220 transformations are applied successfully.
12222 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12224 * tree.c (tree_contains_struct): Permit 512 tree codes.
12225 * tree.h (tree_contains_struct): Ditto.
12226 (MAX_TREE_CODES): Ditto.
12227 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12228 SPARE member to store remaining padding bits.
12230 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12232 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12235 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12237 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12238 * configure: Regenerate.
12240 * configure: Regenerate using the correct version of autoconf.
12242 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12244 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12246 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12247 regs to "__SP_L__" and "__SP_H__".
12249 2007-03-27 Richard Guenther <rguenther@suse.de>
12251 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12252 computations with it with a HOST_WIDE_INT variable.
12254 2007-03-26 Mike Stump <mrs@apple.com>
12256 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12257 objective-c-header, objective-c++-header and objc++-cpp-output
12259 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12261 2007-03-26 Richard Henderson <rth@redhat.com>
12264 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
12265 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
12266 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
12267 IX86_BUILTIN_PSRLQ128): New.
12268 (ix86_init_mmx_sse_builtins): Add them.
12269 (ix86_expand_builtin): Expand them.
12270 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
12271 operand 2 be TImode.
12272 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
12273 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
12274 _mm_srli_epi64): Mark __B const.
12275 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
12276 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
12277 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
12278 new two-vector shift builtins.
12280 2007-03-26 Ian Lance Taylor <iant@google.com>
12282 PR tree-optimization/31345
12283 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
12284 [+INF, +INF(OVF)] into VARYING.
12286 2007-03-26 Zack Weinberg <zackw@panix.com>
12288 * gengtype-parse.c: New file.
12289 * gengtype-yacc.y: Delete.
12290 * gengtype-lex.l: Don't include gengtype-yacc.h.
12291 Define YY_DECL and yyterminate appropriately for recursive
12292 descent parser. yylval is now a string out-parameter to yylex.
12293 (HWS, EOID): New shorthand.
12294 (IWORD): Add a couple more types.
12295 (yylex): Add a setup stanza. Remove the complex rules for
12296 detecting GTY'ed types and typedefs; replace with simple
12297 keyword detectors. Adjust everything for the changed
12298 definition of yylval. Ignore all pp-directives, not just #define.
12300 (parse_file): Rename yybegin; do not call yyparse.
12302 * gengtype.c (xasprintf): Export again.
12303 (this_file): New. Use everywhere __FILE__ was being used.
12304 (get_lang_bitmap): Special case types defined in gengtype.c.
12305 (do_typedef, new_structure): Suppress definition of certain types.
12306 (new_structure): Improve diagnostics of duplicate definitions.
12307 Make sure location_s is associated with input.h.
12308 (nreverse_pairs, define_location_structures): New functions.
12309 (main): Improve tagging of kludge types. Remove old kludges
12310 for input.h types; use define_location_structures.
12311 * gengtype.h: Update prototypes. Define token codes here.
12312 * Makefile.in: Remove all references to gengtype-yacc.
12313 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
12315 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
12316 add GTY((skip)) to the field that's only conditionally there.
12317 * doc/install.texi: Document that Bison is no longer required
12318 unless building treelang.
12320 * gengtype.c: Don't include gtyp-gen.h.
12321 (srcdir): Declare here.
12322 (base_files, lang_dir_names): Allocate dynamically.
12323 (gt_files, num_gt_files, num_lang_dirs): New globals.
12324 (measure_input_list, read_input_line, read_input_list)
12325 (set_lang_bitmap): New functions.
12326 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
12327 simplify, relying on read_input_list to set up the bitmaps.
12328 (main): Arguments are no longer unused. Check for correct number
12329 of command line arguments, set srcdir and srcdir_len, then call
12330 read_input_list, before doing anything else. No need to worry
12331 about duplicates in main loop.
12332 * configure.ac: Simplify the calculation of all_gtfiles.
12333 Put language tags in there. Don't set or substitute
12334 all_gtfiles_files_langs or all_gtfiles_files_frags.
12335 * Makefile.in: Revamp the way gengtype is invoked, now that it
12336 takes a file on its command line with a much simpler format.
12337 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
12338 (GTFILES): Remove duplicates and C source files.
12339 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
12340 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
12341 * configure: Regenerate.
12343 * gengtype.h: Remove all type definitions to gengtype.c; leave
12344 only definitions of options_p, type_p, and pair_p as opaque
12345 pointers. Update prototypes.
12346 * gengtype.c: Many type definitions moved here from gengtype.h.
12347 Consolidate type definitions at the top of the file.
12348 (xvasprintf): Delete.
12349 (xasprintf): Make static.
12350 (create_nested_pointer_option): Add 'next' parameter.
12351 (create_field_all, create_field_at): New functions.
12352 (create_field): Now a thin wrapper around create_field_all.
12353 (create_optional_field): Rename create_optional_field_ and add
12354 line argument. Original name is now a macro which supplies
12356 (oprintf): Use vsnprintf directly.
12357 (close_output_files): Use fatal rather than perror/exit.
12358 (note_def_vec, note_def_vec_alloc): Use create_field_at.
12359 (main): Set progname. Don't use exit.
12360 * gengtype-yacc.y (struct_fields): Use create_field_at.
12361 (option, optionseqopt): Delete.
12362 (optionseq): Consolidate productions from option here so we
12363 can use the first argument to create_option.
12365 * gengtype-lex.l: Distinguish unions from structures in the
12366 token type. Don't call find_structure; return the tag as a string.
12367 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
12368 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
12369 string. Reorganize typedef_struct production accordingly.
12370 Use create_nested_ptr_option.
12371 * gengtype.c (create_nested_ptr_option): New function.
12372 * gengtype.h: Declare it.
12374 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
12375 (string_type): Don't declare.
12376 (do_scalar_typedef): Declare.
12377 (create_scalar_type): Update prototype.
12378 * gengtype.c (string_type): Make static.
12379 (scalar_nonchar, scalar_char): New.
12380 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
12381 (resolve_typedef): Use scalar_nonchar for error recovery.
12382 (create_scalar_type): Remove name_len field. Return scalar_char
12383 or scalar_nonchar as appropriate.
12384 (adjust_field_type): Look at scalar_is_char boolean to decide whether
12385 to use string_type.
12386 (throughout): Use scalar_nonchar instead of calling
12387 create_scalar_type, whenever possible.
12388 (main): Initialize scalar_char and scalar_nonchar before calling
12390 * gengtype-lex.l: Adjust for removal of second argument to
12391 create_scalar_type. Use yylval.s instead of yylval.t when
12393 * gengtype-yacc.y: Type of SCALAR is string. Call
12394 create_scalar_type from type:SCALAR rule. Adjust for removal of
12395 second argument to create_scalar_type.
12397 * vec.h: Remove all #if IN_GENGTYPE blocks.
12398 Add comment saying that changes may require adjustments to gengtype.
12399 * gengtype.c: Don't include coretypes.h or tm.h.
12400 Add comment to inclusion of errors.h.
12401 (note_def_vec, note_def_vec_alloc): New functions.
12402 * gengtype.h: Declare new functions.
12403 * gengtype-lex.l: Don't include coretypes.h.
12404 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12406 (update_lineno): Remove unnecessary prototype.
12407 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
12408 (VEC rule): Just return VEC_TOKEN.
12409 * gengtype-yacc.y (VEC_TOKEN): New token type.
12410 (type): Add a production for VEC(a,b).
12411 * Makefile.in: Update dependencies.
12413 * gengtype-lex.l: Remove rules for parsing pointer-to-function
12414 typedefs that use the old PARAMS macro.
12416 * gengtype-lex.l: Remove all rules and states relating to yacc
12418 * gengtype-yacc.y: Similarly.
12419 * gengtype.c (note_yacc_type): Delete function.
12420 * gengtype.h: Update prototypes.
12422 2007-03-26 Joseph Myers <joseph@codesourcery.com>
12424 * tree-pretty-print.c (dump_generic_node): Report precision of
12425 unnamed integer types.
12427 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
12429 * ifcvt.c (noce_try_store_flag_constants): Don't check
12430 no_new_pseudos here.
12431 (noce_try_store_flag_constants): Don't check no_new_pseudos.
12432 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
12433 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
12434 noce_try_sign_mask): Likewise.
12435 (if_convert): Check no_new_pseudos here.
12437 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
12439 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
12440 (noce_get_condition): Handle new then_else_reversed argument.
12441 (noce_init_if_info): Remove, fold into noce_find_if_block.
12442 (noce_process_if_block): Take a struct noce_if_info as the
12443 argument. Don't set up one based on ce_if_info. Update pointer
12444 references accordingly.
12445 (cond_move_process_if_block): Likewise.
12446 (process_if_block): Removed.
12447 (find_if_block): Removed. Move functionality two new functions,
12448 noce_find_if_block and cond_exec_find_if_block.
12449 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
12450 blocks and the symmetric IF-ELSE-JOIN case.
12451 (cond_exec_find_if_block): Also new function mostly based on old
12452 find_if_block and process_if_block.
12453 (find_if_header): Replace find_if_block call with separately
12454 guarded calls to noce_find_if_block and cond_exec_find_if_block.
12455 (find_cond_trap): Update noce_get_condition call.
12456 (dead_or_predicable): Likewise.
12458 2007-03-26 Jakub Jelinek <jakub@redhat.com>
12460 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
12462 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
12463 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
12464 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
12465 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
12466 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
12467 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
12468 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12469 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
12470 __builtin_ia32_psrad128 builtins.
12472 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
12474 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
12475 * config/i386/constraints.md
12476 (define_constraint "I"): Use IN_RANGE macro.
12477 (define_constraint "J"): Ditto.
12478 (define_constraint "K"): Ditto.
12479 (define_constraint "M"): Ditto.
12480 (define_constraint "N"): Ditto.
12481 (define_constraint "O"): Ditto.
12482 * config/i386/predicates.md
12483 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
12484 (define_predicate "const_0_to_3_operand"): Ditto.
12485 (define_predicate "const_0_to_7_operand"): Ditto.
12486 (define_predicate "const_0_to_15_operand"): Ditto.
12487 (define_predicate "const_0_to_63_operand"): Ditto.
12488 (define_predicate "const_0_to_255_operand"): Ditto.
12489 (define_predicate "const_1_to_31_operand"): Ditto.
12490 (define_predicate "const_2_to_3_operand"): Ditto.
12491 (define_predicate "const_4_to_7_operand"): Ditto.
12493 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12495 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
12496 in SImode for save_world.
12497 * config/rs6000/altivec.md (save_world, restore_world): Convert to
12500 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
12502 PR tree-optimization/30784
12503 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
12506 2007-03-25 Revital Eres <eres@il.ibm.com>
12508 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
12509 Fold movement_possibility function into it.
12511 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12513 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
12514 (load_macho_picbase_{si,di}): Convert to LR hard reg.
12515 (call_indirect_nonlocal_darwin64): Same.
12516 (call_nonlocal_darwin64): Same.
12517 (call_value_indirect_nonlocal_darwin64): Same.
12518 (call_value_nonlocal_darwin64): Same.
12519 (sibcall_nonlocal_darwin64): Same.
12520 (sibcall_value_nonlocal_darwin64): Same.
12521 (sibcall_symbolic_64): Same.
12522 (sibcall_value_symbolic_64): Same.
12523 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
12525 (rs6000_emit_load_toc_table): Same.
12526 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
12527 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
12529 (divss_call): Same.
12530 (divus_call): Same.
12531 (quoss_call): Same.
12532 (quous_call): Same.
12533 (load_toc_v4_pic_si): Same
12534 (load_toc_v4_PIC_1): Same.
12535 (load_toc_v4_PIC_1b): Same.
12536 (call_indirect_aix{32,64}): Same.
12537 (call_value_indirect_aix{32,64}): Same.
12539 (call_value): Same.
12540 (call_local{32,64}): Same.
12541 (call_value_local{32,64}): Same.
12542 (call_indirect_nonlocal_aix{32,64}): Same.
12543 (call_nonlocal_aix{32,64}): Same.
12544 (call_value_indirect_nonlocal_aix{32,64}): Same.
12545 (call_value_nonlocal_aix{32,64}): Same.
12546 (call_indirect_nonlocal_sysv<mode>): Same.
12547 (call_nonlocal_sysv<mode>): Same.
12548 (call_value_indirect_nonlocal_sysv<mode>): Same.
12549 (call_value_nonlocal_sysv<mode>): Same.
12551 (sibcall_local{32,64}): Same.
12552 (sibcall_value_local{32,64}): Same.
12553 (sibcall_nonlocal_aix{32,64}): Same.
12554 (sibcall_value_nonlocal_aix{32,64}): Same.
12555 (sibcall_nonlocal_sysv<mode>): Same.
12556 (sibcall_value): Same.
12557 (sibcall_value_nonlocal_sysv<mode>): Same.
12559 2007-03-24 Paul Brook <paul@codesourcery.com>
12561 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
12562 * config/arm/linux-eabi.h: Remove legacy syscall hack.
12564 2007-03-24 Richard Henderson <rth@redhat.com>
12566 * config/ia64/constraints.md: New file.
12567 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
12568 satisfies_constraint_?.
12569 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
12570 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
12571 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
12572 ia64_output_mi_thunk): Likewise.
12573 (ia64_const_ok_for_letter_p): Remove.
12574 (ia64_const_double_ok_for_letter_p): Remove.
12575 (ia64_extra_constraint): Remove.
12576 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
12577 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
12578 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
12579 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
12580 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
12581 EXTRA_MEMORY_CONSTRAINT): Remove.
12582 * config/ia64/ia64.md: Include constriants.md. Replace
12583 CONST_OK_FOR_? with satisfies_constraint_?.
12585 2007-03-23 Michael Meissner <michael.meissner@amd.com>
12586 H.J. Lu <hongjiu.lu@intel.com>
12588 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
12590 (name macros): Use DPD_BID_NAME to convert names properly.
12592 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
12593 decimal floating point format.
12594 (init_floating_libfuncs): Change decimal functions so that they
12595 have a "bid_" prefix if the decimal system uses the BID format,
12596 and "dpd_" prefix if the decimal system uses the DPD format.
12597 (init_interclass_conv_libfuncs): Ditto.
12598 (init_intraclass_conv_libfuncs): Ditto.
12600 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12601 using the BID format.
12603 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12604 whether we are using the BID decimal format.
12605 * configure: Regenerate.
12607 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12608 the compiler has decimal floating point enabled. Define
12609 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12612 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12613 using the BID format.
12615 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12616 whether we are using the BID decimal format.
12617 * configure: Regenerate.
12619 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12620 the compiler has decimal floating point enabled. Define
12621 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12624 * doc/install.texi (--enable-decimal-float): Document BID and DPD
12625 options, and that it is enabled for i386/x86_64 systems.
12627 * Makefile.in (enable_decimal_float): New.
12629 (DECNUMINC): Add -I$(DECNUMFMT).
12630 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
12631 to $(DECNUMFMT) from $(DECNUM).
12633 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
12634 Substitute enable_decimal_float.
12635 * configure: Regenerated.
12638 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
12641 * configure.ac: Enable decimal float for x86_64-*-linux*.
12642 * configure: Regenerated.
12645 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
12646 decimal128ClearSign to flip and clear the sign bit in decimal128.
12647 (decimal_real_maxval): Set decimal128SetSign to set the sign
12650 2007-03-23 Ian Lance Taylor <iant@google.com>
12652 * fold-const.c (fold_binary): Correct warning for X - c >= X.
12654 2007-03-23 Ian Lance Taylor <iant@google.com>
12656 * tree-dump.c (dump_files): Correct comment.
12658 2007-03-23 Ian Lance Taylor <iant@google.com>
12660 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
12662 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
12664 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
12665 in cfglayout mode. Don't go into and out of cfglayout mode.
12666 Link the blocks in the order of the constructed traces.
12667 (rest_of_handle_tracer): Adjust call to tracer.
12668 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
12669 Don't go into cfglayout mode.
12670 (rtl_loop_done): Don't go out of cfglayout mode.
12671 * cfglayout.c (relink_block_chain): New function, split out from...
12672 (fixup_reorder_chain): ...here. Remove redundant checking.
12673 (cfg_layout_finalize): Don't clear the header, footer, and aux
12674 fields here, move the code to do so to relink_block_chain. Likewise
12675 for free_original_copy_tables.
12676 * rtl.h (tracer): Update prototype.
12677 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12678 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12679 mode. Use relink_block_chain to serialize the CFG according to the
12680 new basic block order. Move targetm.cannot_modify_jumps_p check from
12682 (gate_handle_reorder_blocks): ...to here.
12683 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12685 (gate_duplicate_computed_gotos): ...to here.
12686 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12687 something always changes when going into and out of cfglayout mode.
12688 Perform an expensive cfg cleanup while going into cfglayout mode.
12689 Always update liveness information on HAVE_conditional_execution
12690 targets. Reserialize the basic blocks and go out of cfglayout mode.
12691 * reg-stack.c: Include cfglayout.h.
12692 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12693 the call to reorder_basic_blocks.
12694 * basic-block.h (reorder_basic_blocks): Update prototype.
12695 (relink_block_chain): New prototype.
12696 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12698 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12700 * config/mips/mips.md (type, hazard, *movdi_32bit,
12701 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12702 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12703 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12704 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12705 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12707 (movcc): Change first xfer to multi.
12708 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12709 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12710 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12711 config/mips/generic.md: Change reservations using "xfer" to use
12713 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12714 using match_operand.
12715 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12716 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12718 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12720 2007-03-22 Richard Henderson <rth@redhat.com>
12722 * config/i386/i386.c: Remove unnecessary function declarations.
12723 Move targetm definition, and all related macros, to the end of
12724 the file. Resort some functions to put definitions before uses.
12725 (ix86_attribute_table): Make static. Move to end of file.
12726 (ix86_gimplify_va_arg): Make static.
12728 2007-03-22 Richard Henderson <rth@redhat.com>
12730 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12731 don't increase local_regparm with force_align_arg_pointer check.
12732 (ix86_function_sseregparm): Assert 32-bit.
12733 (type_has_variadic_args_p): New.
12734 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12735 type_has_variadic_args_p.
12736 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12737 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12738 use memset instead. Do maybe_vaarg check first; skip attribute
12739 tests if true; skip attribute tests for 64-bit.
12740 (construct_container): Remove TARGET_DEBUG_ARG.
12741 (function_arg_advance_32, function_arg_advance_64): Split out ...
12742 (function_arg_advance): ... from here.
12743 (function_arg_32, function_arg_64): Split out ...
12744 (function_arg): ... from here.
12745 (ix86_pass_by_reference): Tidy.
12746 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12747 (function_value_32): New, from parts of ix86_function_value
12748 and ix86_value_regno.
12749 (function_value_64): New, from parts of ix86_function_value
12750 and ix86_libcall_value.
12751 (ix86_function_value_1): New.
12752 (ix86_function_value, ix86_libcall_value): Use it.
12753 (return_in_memory_32, return_in_memory_64): Split out ...
12754 (ix86_return_in_memory): ... from here.
12755 (ix86_struct_value_rtx): Skip for 64-bit.
12756 (ix86_libcall_value, ix86_value_regno): Remove.
12757 (setup_incoming_varargs_64): Split out ...
12758 (ix86_setup_incoming_varargs): ... from here.
12759 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12760 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12761 * config/i386/i386-protos.h (ix86_function_value): Remove.
12762 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12764 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12767 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12768 infinities not supported, otherwise emit warning if -Woverflow. On
12769 underflow, emit warning if -Woverflow.
12770 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12772 * real.h (real_from_string): Update declaration
12774 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12775 Richard Henderson <rth@redhat.com>
12777 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12778 * calls.c (compute_argument_block_size, expand_call,
12779 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12780 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12781 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12782 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12783 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12784 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12785 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12786 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12789 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12791 * c-incpath.c (add_sysroot_to_chain): New.
12792 (merge_include_chains): Add sysroot argument. Call
12793 add_sysroot_to_chain if sysrooted.
12794 (register_include_chains): Update call to merge_include_chains.
12795 * doc/cppopts.texi: Document use of '=' in include directory
12798 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12800 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12801 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12802 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12803 insn pattern using X87MODEF12 mode macro.
12805 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12807 * regmove.c (regmove_optimize): Use reg_mentioned_p
12808 instead of reg_overlap_mentioned_p for DST.
12810 2007-03-21 Mike Stump <mrs@apple.com>
12812 * c.opt: Fixup for Objective-C/C++.
12814 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12816 * explow.c (convert_memory_address): Fold memory reference when
12817 POINTERS_EXTEND_UNSIGNED < 0
12819 2007-03-21 Richard Henderson <rth@redhat.com>
12822 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12823 * config/i386/mmintrin.h (__m64): Likewise.
12824 * config/i386/xmmintrin.h (__m128): Likewise.
12826 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12828 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12829 (VXWORKS_OS_CPP_BUILTINS): Define.
12830 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12831 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12833 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12835 * rtl.h (constant_pool_reference_p): Delete.
12836 (find_constant_src): Declare.
12837 * rtlanal.c (find_constant_src): New function.
12838 * simplify-rtx.c (constant_pool_reference_p): Delete.
12839 * config/i386/i386.md: Use find_constant_src instead of
12840 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12842 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12844 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12845 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12847 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12849 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12850 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12851 (arm_elf_asm_constructor): Use it.
12852 (arm_elf_asm_destructor): New function.
12854 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12856 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12858 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
12860 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
12862 2007-03-19 Andrew Haley <aph@redhat.com>
12864 PR tree-optimization/31264
12865 * tree-vrp.c (register_edge_assert_for_1): Don't look though
12866 VIEW_CONVERT_EXPRs.
12868 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
12870 PR rtl-optimization/30907
12871 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
12872 (fwprop_init): Always call loop_optimizer_initialize.
12873 (fwprop_done): Always call loop_optimizer_finalize.
12874 (fwprop): We always have loop info now.
12875 (gate_fwprop_addr): Remove.
12876 (pass_fwprop_addr): Use gate_fwprop as gate.
12878 PR rtl-optimization/30841
12879 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
12880 df_chain_alloc): Call df_reorganize_refs unconditionally.
12881 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
12882 refs_organized to refs_organized_size.
12883 (df_ref_create_structure): Use refs_organized_size instead of
12884 bitmap_size if refs had been organized, and keep refs_organized_size
12886 * df.h (struct df_ref_info): Change refs_organized to
12887 refs_organized_size.
12888 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
12891 2007-03-19 Mark Mitchell <mark@codesourcery.com>
12893 * except.c (output_function_exception_table): Do not reference the
12894 EH personality routine for functions that do not require an
12897 2007-03-20 Jakub Jelinek <jakub@redhat.com>
12900 * c-typeck.c (convert_for_assignment): Call comptypes for
12901 RECORD_TYPE or UNION_TYPE.
12903 PR inline-asm/30505
12904 * reload1.c (reload): Do invalid ASM checking after
12905 cleanup_subreg_operands.
12907 2007-03-19 Jeff Law <law@redhat.com>
12909 * tree-cfg.c (find_taken_edge): Tighten conditions for
12910 optimizing computed gotos.
12912 2007-03-19 Michael Matz <matz@suse.de>
12914 * builtins.c (expand_builtin_sync_operation,
12915 expand_builtin_compare_and_swap,
12916 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
12919 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
12920 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
12923 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12925 * doc/tm.texi: Add brackets around the return type of
12926 TARGET_SECONDARY_RELOAD.
12928 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12929 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/31254
12932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12933 Use handled_component_p () where appropriate. Continue
12934 propagating into the rhs if we propagated into an INDIRECT_REF
12937 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12939 * config/s390/s390.md (op_type attribute): RRR instruction type added.
12940 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
12941 (xde, xdee): Mode attributes adjusted to support DFP modes.
12942 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
12943 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
12944 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
12945 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
12946 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
12947 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12948 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
12950 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
12951 "movsf"): Insn definitions removed.
12952 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
12953 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
12954 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
12956 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
12957 "reload_in<mode>", "reload_out<mode>"): Expander added.
12958 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
12961 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12963 * config/s390/s390.md: Only non-functional changes. Renamed
12964 FPR mode macro to BFP all over the file.
12966 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12968 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
12969 (op_type attribute): RRF instruction type added.
12970 (fT0): New mode attribute.
12971 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
12972 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
12973 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
12974 instruction no secondary memory is needed when moving DFmode values
12975 between GPRs and FPRs.
12977 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12979 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
12980 inverted and documentation adjusted.
12981 ("mhard-dfp", "msoft-dfp"): New options.
12982 * config/s390/s390.c (s390_handle_arch_option): New architecture
12984 (override_options): Sanity checks for the new options added.
12985 * config.gcc: New architecture switch: z9-ec.
12986 * config/s390/s390.h (processor_flags): PF_DFP added.
12987 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12988 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
12989 when the bit is NOT set so remove it from the defaults.
12991 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
12993 * genemit.c (main): Print include statement for dfp.h.
12994 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
12997 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
12999 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
13001 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
13004 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
13005 instead of PATTERN.
13007 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13009 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
13010 attr_length_call, output_call, output_indirect_call): Cleanup
13011 formatting of targetm calls.
13013 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13015 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
13017 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13019 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
13020 reservation, bypass and anti-bypass descriptions for these
13021 instructions. Update move patterns.
13022 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
13025 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
13027 * tree-vect-transform.c (get_initial_def_for_induction): Replace
13028 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13029 (get_initial_def_for_reduction): Likewise.
13031 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
13033 Fix PR tree-optimization/29922
13034 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
13035 (get_representative): Removed.
13036 (value_dies_in_block_x): Update for rvuse removal.
13037 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
13038 (compute_antic_aux): Handle when PHI nodes appear in
13039 non-single-successors.
13040 (dump_bitmap_of_names): Removed.
13041 (compute_antic_safe): Renamed and removed rvuse calculation.
13042 Calculate only antic safe.
13043 (insert_into_preds_of_block): Remove assert.
13044 (execute_pre): Update for renamed functions.
13045 (defer_or_phi_translate_block): New function.
13047 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13049 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
13050 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
13052 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
13053 Follow spelling conventions.
13055 * tree-data-ref.h: Remove the prototype for analyze_array.
13057 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
13059 PR tree-optimization/31041
13060 * tree-vect-transform.c (get_initial_def_for_induction): Call
13061 force_gimple_operand.
13063 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
13065 * ipa-type-escape.c (look_for_casts) : Revert code to use
13066 handled_component_p due to ada test a-numaux.adb.
13068 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13070 * final.c (final_scan_insn): Alter the condition of a
13071 conditional trap if we have nonstandard CC.
13073 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13075 * configure.ac: Remove excess quoting from asm line 0 test.
13076 * configure: Rebuilt.
13078 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13080 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
13081 * c-common.c (convert_and_check): Move warning logic to...
13082 (warnings_for_convert_and_check): ...here. Define.
13083 * c-common.h (warnings_for_convert_and_check): Declare.
13085 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13087 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
13088 (output_call): Likewise.
13090 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13092 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
13094 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13096 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
13098 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
13100 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
13101 opteron, athlon-64 and athlon-fx processor_alias_table entries.
13103 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
13105 PR tree-optimization/31183
13106 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13107 Use double_int instead of unsigned int for representing access_strides.
13108 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
13110 2007-03-16 Richard Guenther <rguenther@suse.de>
13112 PR tree-optimization/31146
13113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
13114 to allow recursion of forward_propagate_addr_expr.
13115 (forward_propagate_addr_into_variable_array_index): Likewise.
13116 (forward_propagate_addr_expr): Likewise.
13117 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13118 (forward_propagate_addr_expr_1): Recurse on simple copies
13119 instead of propagating into them. Do so for useless conversions
13121 (forward_propagate_addr_expr): Clean up unused statements after
13124 2007-03-16 Richard Guenther <rguenther@suse.de>
13126 * builtins.c (expand_builtin_cexpi): Use the right argument
13127 for the expansion via cexp.
13129 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13131 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
13132 * configure: Rebuilt.
13134 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13137 * dwarf2out.c (force_type_die): Adjust comment.
13138 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
13140 2007-03-15 DJ Delorie <dj@redhat.com>
13142 * config/frv/predicates.md (minmax_operator): Don't check operands
13145 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13147 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
13148 Update constant estimates of number of iterations.
13149 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
13150 argument renamed to "realistic".
13151 (compute_estimated_nb_iterations): Removed.
13152 (record_niter_bound): New function.
13153 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
13154 call record_nonwrapping_iv with upper = false.
13155 (infer_loop_bounds_from_signedness): Pass upper argument to
13156 record_nonwrapping_iv.
13157 (estimate_numbers_of_iterations_loop): Do not call
13158 compute_estimated_nb_iterations. Record estimate based on profile
13159 information. Initialize the constant estimates of number of
13161 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
13163 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
13164 number of iterations is too small.
13165 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
13166 (EST_NOT_AVAILABLE): Removed.
13167 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13168 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13171 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13173 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13174 Handle NE_EXPR guards.
13176 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13179 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13180 Set also -pedantic-errors by default for the preprocessor unless
13181 -fpermissive is given.
13183 2007-03-15 Richard Guenther <rguenther@suse.de>
13185 PR middle-end/29719
13186 PR middle-end/31161
13187 * builtins.c (expand_builtin_cexpi): As a fallback if we
13188 don't have builtins for sincos or cexp create a function
13189 declaration for cexp and expand to a call to that.
13190 (expand_builtin_int_roundingfn): Always fall
13191 back to floor/ceil and its variants even if they may be
13194 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13196 PR middle-end/31159
13197 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13198 jump tables, move the call to delete_dead_jumptables from here...
13199 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13200 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13201 don't allow merging of blocks that try_redirect_by_replacing_jump
13202 also does not handle when not optimizing.
13204 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13205 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13207 * config/i386/i386.md (x86_sahf_1): Correctly handle
13210 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13213 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13214 x86_64_general_operand as operand[2] predicate. Remove "iF"
13215 from operand constraints and use "e" constraint instead.
13216 (*subti3_1, *subti3_1 splitter): Ditto.
13217 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13218 operand[1] predicate.
13220 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13222 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13223 arrays, multiply the access strides by the size of the sub-array.
13224 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13226 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13228 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13229 the configured assembler supports the sahf mnemonic.
13230 * configure: Regenerate.
13231 * config.in: Regenerate.
13233 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13234 emit "sahf" or ".byte\t0x9e" as asm template.
13236 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13239 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13240 option to replace hard coded TARGET_xxx in md file.
13241 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13242 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13243 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13244 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13245 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13246 (X86_TUNE_NOT_VECTORMODE): Ditto.
13247 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13248 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13249 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13250 (TUNE_SLOW_IMUL_IMM8): Ditto.
13251 (TUNE_MOVE_M1_VIA_OR): Ditto.
13252 (TUNE_NOT_UNPAIRABLE): Ditto.
13253 (TUNE_NOT_VECTORMODE): Ditto.
13255 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13258 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
13259 tuning options instead of hard coded TARGET_xxx.
13260 (fix ssemode peephole2's): Ditto.
13261 (imul peephole2's): Ditto.
13263 (movdi_or_rex64): Ditto.
13264 (move peephole2): Ditto.
13265 (not peephole2's): Ditto.
13267 2007-03-14 Dirk Mueller <dmueller@suse.de>
13269 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
13270 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
13271 * c-parser.c (c_parser_if_body): Always add an empty statement in case
13273 * c-parser.c (c_parser_do_statement): Warn about empty body in
13274 do/while statement.
13275 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
13276 * doc/invoke.texi (-Wempty-body): Update documentation.
13278 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13281 * c-common.h (warn_for_div_by_zero): Declare.
13282 * c-common.c (warn_for_div_by_zero): Define.
13283 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
13286 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13288 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
13289 to PREFIX and STANDARD_PREFIX.
13291 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13292 Phil Edwards <phil@codesourcery.com>
13294 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
13295 (__gthread_once_t): Remove busy field for RTPs.
13296 (__GTHREAD_ONCE_INIT): Update accordingly.
13298 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13300 * doc/invoke.texi: Document VxWorks options.
13302 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13304 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
13306 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
13308 PR tree-optimization/30590
13309 * tree-nrv.c (tree_nrv): Check for the partial update of the
13312 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13314 * flags.h (flag_random_seed): Remove declaration, in favor of...
13315 * toplev.h (get_random_seed, set_random_seed): ... these.
13316 * tree.c (get_file_function_name): Use the former.
13317 * opts.c (common_handle_option): Use the latter.
13320 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
13322 PR middle-end/31127
13323 * cse.c (cse_find_path): Do not bail out if a basic block that
13324 we already visited now becomes part of a path that starts at a
13325 different basic block. Just disallow this, to make sure we
13326 visit each basic block at most once.
13328 2007-03-13 Jan Hubicka <jh@suse.cz>
13330 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
13331 attributes, when profile esitmate is present, calls with very low
13332 frequency are cold.
13334 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
13336 PR tree-optimization/30730
13337 PR tree-optimization/26900
13338 * tree-ssa-loop-niter.c: Include gmp.h.
13339 (bounds): New type.
13340 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
13341 split_to_var_and_offset, determine_value_range,
13342 bound_difference_of_offsetted_base, refine_bounds_using_guard,
13343 bound_difference, bounds_add, bounds_negate,
13344 number_of_iterations_ne_max, dump_affine_iv): New functions.
13345 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
13346 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
13347 difference of initial and final value of control iv to validate
13349 (number_of_iterations_cond): Add loop parameter. Determine bounds
13350 on the difference of the extremes of the control iv. Add dumps.
13351 (expand_simple_operations): Handle phi nodes.
13352 (simplify_using_initial_conditions): Do not record used conditions.
13353 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
13354 Do not set additional_info.
13355 (implies_nonnegative_p, implies_ge_p): Removed.
13356 (derive_constant_upper_bound): Do not use parameter `additional'.
13357 (record_estimate): Parameter `additional' removed. Parameter
13358 `i_bound' added. Do not call derive_constant_upper_bound.
13359 (record_nonwrapping_iv): Use derive_constant_upper_bound to
13360 bound the number of iterations estimate.
13361 (estimate_numbers_of_iterations_loop): Pass the estimate from
13362 the number of iterations analysis to record_estimate.
13363 * tree.h (multiple_of_p): Declare.
13364 * tree-scalar-evolution.c (expression_expensive_p): Removed.
13365 (scev_const_prop): Do not check expression_expensive_p.
13366 * fold-const.c (multiple_of_p): Exported.
13367 * double-int.c (double_int_mask): Exported.
13368 * double-int.h (double_int_mask): Declare.
13369 * tree-flow.h (struct tree_niter_desc): Removed additional_info
13370 field. Added max field.
13372 2007-03-13 David Taylor <taylor@candd.org>
13375 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
13378 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13381 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
13382 two unamed patterns.
13384 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
13386 * config/i386/i386.opt (mcx16, msahf): New options.
13387 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
13388 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13390 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
13391 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
13392 Output -mcx16 and -msahf options when corresponding bit is set.
13394 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
13395 and -msahf options.
13397 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13399 * configure.ac: Test for assembler tolerance to # 0 "".
13400 * configure, config.in: Rebuilt.
13401 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
13403 2007-03-13 Geoffrey Keating <geoffk@apple.com>
13405 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
13407 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
13408 (handle_syscall): Handle direct system calls.
13409 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
13411 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13413 * doc/invoke.texi: Fix cpp.info cross-reference.
13414 * doc/passes.texi: Fix gcc.info cross-reference.
13416 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
13418 PR tree-optimization/30835
13419 * lambda-code.c (can_convert_to_perfect_nest): Check whether
13420 bb_for_stmt is not NULL before accessing it.
13422 2007-03-12 Joseph Myers <joseph@codesourcery.com>
13424 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
13427 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13430 * doc/install.texi: Document --enable-stage1-languages
13432 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
13434 * tree-pass.h (pass_into_cfg_layout_mode,
13435 pass_outof_cfg_layout_mode): Declare.
13436 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
13437 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
13438 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13439 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
13441 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
13443 * c-decl.c (warn_variable_length_array): New function.
13444 Refactored from grokdeclarator to handle warn_vla
13445 and handle unnamed array case.
13446 (grokdeclarator): Refactored VLA warning case.
13447 * c.opt (Wvla): New flag.
13448 * doc/invoke.texi (Wvla): New warning.
13450 2007-03-12 Richard Henderson <rth@redhat.com>
13452 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
13453 (TARGET_SECTION_TYPE_FLAGS): New.
13455 2007-03-12 Richard Henderson <rth@redhat.com>
13457 * config/darwin.c (machopic_reloc_rw_mask): New.
13458 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
13459 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
13461 2007-03-12 Mark Mitchell <mark@codesourcery.com>
13463 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
13464 * cppdefault.h (cpp_PREFIX): Document.
13465 (cpp_PREFIX_len): Likewise.
13466 (cpp_EXEC_PREFIX): New variable.
13467 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
13468 * c-incpath.c (add_standard_paths): Correct logic for relocating
13469 paths within prefix.
13471 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
13473 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
13474 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
13476 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
13477 fix_truncdfdi_sse using SSEMODEF mode macro.
13478 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
13479 fix_truncdfsi_sse using SSEMODEF mode macro.
13480 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
13481 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
13483 2007-03-12 Richard Sandiford <richard@codesourcery.com>
13485 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
13486 elfos.h to tm_file.
13488 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
13490 * tree.h : Add multiple_of_p declaration.
13491 * fold-const.c (multiple_of_p): Make multiple_of_p public.
13492 * ipa-type-escape.c (results_of_malloc): Redundant.
13493 (visited_stmts): New. Visited stmt for walk_use_def_chains.
13494 (cast_type): Extended with new members.
13495 (check_cast): Returns cast_type.
13496 (cast): New structure for data of walk_use_def_chains.
13497 (is_malloc_result, is_cast_from_non_pointer_1,
13498 is_cast_from_non_pointer,
13499 is_array_access_through_pointer_and_index): New functions.
13500 (look_for_casts): Returns cast types.
13501 (check_call): Returns void.
13502 (okay_pointer_operation): Use support of pointer plus index,
13503 pointer plus constant and allow all multiplications.
13505 2007-03-11 Richard Guenther <rguenther@suse.de>
13507 PR tree-optimization/31115
13508 * tree-vrp.c (extract_range_from_binary_expr): Make sure
13509 the shift count is positive and non-anti-range for RSHIFT_EXPR.
13510 A shift count of zero is not special as with *_DIV_EXPR.
13511 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
13514 2007-03-11 Ian Lance Taylor <iant@google.com>
13516 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
13517 the *_DIV_EXPR codes correctly with overflow infinities.
13519 2007-03-11 Ira Rosen <irar@il.ibm.com>
13521 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
13522 indicate success/failure of the analysis. Add negation to subtrahend
13523 in case of subtraction. Fail if both operands contain constants.
13524 (create_data_ref): Fail if analyze_offset fails.
13526 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
13528 * config/i386/i386.md (frndintxf2): Rename to ...
13529 (rintxf2): ... this. Remove expander having same name.
13530 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13531 (roundsf2, rounddf2): Ditto.
13532 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
13533 (lround<mode>di2, lround<mode>si2): Ditto.
13535 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
13537 * lower-subreg.c: Include except.h.
13538 (decompose_multiword_subregs): Verify that the only control flow
13539 insns we can split are loads to multi-words pseudos.
13540 Handle breaking such blocks after splitting, instead of calling
13541 find_many_sub_basic_blocks.
13543 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
13544 on the new basic block. Add a lengthy comment explaining why we
13545 thought this was necessary.
13546 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
13548 2007-03-10 Mark Mitchell <mark@codesourcery.com>
13551 * tree.c (walk_type_fields): Recurse into the element type of
13552 ARRAY_TYPEs if there is a pointer set.
13554 2007-03-10 Dirk Mueller <dmueller@suse.de>
13556 * c-common.c (warn_logical_operator): Fix condition.
13558 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
13560 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
13562 * config/darwin.c (machopic_select_section): Remove superfluous
13563 argument in call to categorize_decl_for_section. Remove unused
13566 2007-03-10 Joseph Myers <joseph@codesourcery.com>
13568 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
13570 * configure: Regenerate.
13572 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
13575 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
13576 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
13577 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
13578 Add LABEL_NUSES to emitted label.
13579 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
13580 branch probability value to emitted jump insn.
13581 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
13582 Do not check life information and do not re-arrange input operands
13583 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
13585 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13587 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
13588 the change of decode_asm_operands.
13590 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13592 * mode-switching.c (create_pre_exit): Skip blockage insn.
13594 2007-03-09 Diego Novillo <dnovillo@redhat.com>
13596 * tree-pass.h (TODO_update_smt_usage): Remove.
13598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13602 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13604 * pa.c (attr_length_call): Revise condition for long
13605 pc-relative branch.
13606 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
13607 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
13608 sequence on SOM target.
13610 2007-03-09 Geoffrey Keating <geoffk@apple.com>
13612 * gcc.c: Document %{, in big comment at top.
13613 (input_suffix_matches): Remove special handling for .s and
13615 (input_spec_matches): New.
13616 (handle_braces): Handle %{,.
13617 (validate_switches): ',' indicates a value which is not a switch.
13618 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
13619 to detect assembler input.
13620 * config/i386/sol2.h (CPP_SPEC): Likewise.
13621 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
13622 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13623 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
13624 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13625 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
13626 -m64 causes deployment target to default to 10.5.
13627 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13629 2007-03-09 Richard Henderson <rth@redhat.com>
13632 * target.h (targetm.asm.out.reloc_rw_mask): New.
13633 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
13634 (TARGET_ASM_OUT): Use it.
13635 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
13636 * varasm.c (categorize_decl_for_section): Remove shlib argument;
13637 use the new reloc_rw_mask target hook instead.
13638 (default_section_type_flags_1): Merge into...
13639 (default_section_type_flags): ... here.
13640 (decl_readonly_section_1): Merge into...
13641 (decl_readonly_section): ... here.
13642 (default_elf_select_section_1): Merge into...
13643 (default_elf_select_section): ... here.
13644 (default_unique_section_1): Merge into...
13645 (default_unique_section): ... here.
13646 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
13647 (default_select_rtx_section): Use it.
13648 (default_elf_select_rtx_section): Likewise.
13649 * output.h: Update to match.
13650 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
13651 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
13652 (TARGET_ASM_RELOC_RW_MASK): New.
13653 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
13654 to categorize_decl_for_section.
13655 (x86_64_elf_unique_section): Likewise.
13656 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
13657 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
13658 (TARGET_ASM_RELOC_RW_MASK): New.
13659 * config/ia64/ia64.c (ia64_rwreloc_select_section,
13660 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
13661 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
13662 (TARGET_RWRELOC): Remove.
13663 (ia64_section_type_flags): Adjust call to default_section_type_flags.
13664 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13665 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
13666 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
13667 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
13668 (rs6000_xcoff_select_section): Use decl_readonly_section.
13669 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
13670 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13671 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
13672 (TARGET_SECTION_TYPE_FLAGS): Remove.
13673 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
13675 2007-03-09 Roger Sayle <roger@eyesopen.com>
13677 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13678 complex constant equality/inequality comparisons for here.
13679 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13680 known at compile-time or can be simplified to a scalar comparison.
13681 (fold_relational_const): Move compile-time evaluation of complex
13682 constant equality/inequality comparisons to here.
13684 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13686 PR rtl-optimization/30643
13687 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13689 (fold_rtx): Recurse, like before 2006-11-03.
13691 2007-03-09 DJ Delorie <dj@redhat.com>
13693 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13696 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13698 PR tree-optimization/30375
13699 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13700 LHS of statements is not the same.
13701 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13703 2007-03-09 Chao-ying Fu <fu@mips.com>
13705 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13707 * doc/invoke.texi (-mdspr2): Document new option.
13708 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13709 New unspec for DSP REV 2.
13710 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13711 these instructions are extended in DSP REV 2.
13712 (mips-dspr2.md): Include.
13713 * config/mips/mips.opt (mdspr2): New option.
13714 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13715 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13716 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13717 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13718 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13719 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13720 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13722 (bdesc_map): Add one field of unsupported_target_flags.
13723 (bdesc_arrays): Update entries to have extra fields. Add
13725 (mips_init_builtins): Initialize new function types.
13726 Check unsupported_target_fileds to filter out builtins.
13727 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13729 (ASM_SPEC): Pass mdspr2 to the assembler.
13730 * config/mips/mips-dspr2.md: New file.
13732 2007-03-09 Sa Liu <saliu@de.ibm.com>
13734 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13736 2007-03-09 Ian Lance Taylor <iant@google.com>
13738 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13739 argument) like -Wstrict-overflow=2.
13740 * doc/invoke.texi (Warning Options): Update documentation.
13742 2007-03-09 Dirk Mueller <dmueller@suse.de>
13745 * doc/invoke.texi (-Wlogical-op): Document.
13746 * common.opt (-Wlogical-op): New.
13747 * c-common.h (warn_logical_operator): Declare.
13748 * c-common.c (warn_logical_operator): Define.
13749 * c-typeck.c (parser_build_binary_op): Call
13750 warn_logical_operator.
13752 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13754 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13755 * final.c (final_scan_insn): Test for non-"" file name.
13757 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13759 * doc/loop.texi: Document the Omega linear constraints solver.
13760 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13761 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13762 omega-hash-table-size, omega-max-keys, and
13763 omega-eliminate-redundant-constraints.
13764 * tree-pass.h (pass_check_data_deps): Declared.
13767 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13768 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13769 pass_check_data_deps): New.
13770 * tree-data-ref.c (init_data_ref): Remove declaration.
13771 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13772 (analyze_array): Renamed init_array_ref, move up initializations.
13773 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13774 Removed arguments that are set to NULL.
13775 (analyze_indirect_ref): Correct indentation, correct call to
13777 (object_analysis): Call init_array_ref instead of analyze_array.
13778 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13779 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13780 of DR_ACCESS_FNS_ADDR.
13781 (init_omega_eq_with_af, omega_extract_distance_vectors,
13782 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13783 ddr_consistent_p): New.
13784 (compute_affine_dependence): Check consistency of ddrs when
13785 flag_check_data_deps is passed.
13786 (analyze_all_data_dependences): Uncomment.
13787 (tree_check_data_deps): New.
13788 * tree-data-ref.h: Include omega.h.
13789 (DR_ACCESS_FNS_ADDR): Removed.
13790 (data_dependence_relation): Add inner_loop.
13791 (DDR_INNER_LOOP): New.
13792 * common.opt (fcheck-data-deps): New.
13793 * tree-flow.h (tree_check_data_deps): Declare.
13794 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13795 (OBJS-common): Depend on omega.o.
13797 * passes.c (pass_check_data_deps): Scheduled.
13798 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13799 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13800 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13801 PARAM_VECT_MAX_VERSION_CHECKS,
13802 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13804 2007-03-09 Richard Guenther <rguenther@suse.de>
13806 PR tree-optimization/30904
13807 PR middle-end/31058
13808 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13809 the same way as *_DIV_EXPR.
13811 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13813 * recog.c (decode_asm_operands): No mixed declarations and code.
13815 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13817 * rtl.def (ASM_INPUT): Add location.
13818 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13819 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13820 (decode_asm_operands): Add loc operand.
13821 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13822 * stmt.c (expand_asm): Rename to...
13823 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13824 gen_rtx_ASM_INPUT_loc.
13825 (expand_asm_expr): Adjust.
13826 * recog.c (decode_asm_operands): Add loc operand.
13827 (check_asm_operands, extract_insn): Adjust.
13828 * reload1.c (maybe_fix_stack_asms): Likewise.
13829 * final.c (asm_insn_count): Likewise.
13830 (final_scan_insn): Output # line before and after asm.
13832 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13834 * tree-ssa-structalias.c (variable_info): Remove
13836 (new_var_info): Ditto.
13837 (shared_bitmap_info_t): New structure.
13838 (shared_bitmap_table): New variable.
13839 (shared_bitmap_hash): New function.
13840 (shared_bitmap_eq): Ditto
13841 (shared_bitmap_lookup): Ditto.
13842 (shared_bitmap_add): Ditto.
13843 (merge_smts_into): Change to take bitmap directly.
13844 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13845 (init_alias_vars): Init shared bitmap hashtable.
13846 (delete_points_to_sets): Delete shared bitmap hashtable.
13847 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13848 is_aliased removal as a change that was still necessary was
13851 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13853 * config/i386/i386.h (override_options): Conditionally disable
13854 x86_sahf for 64bit targets only.
13856 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13859 * c-decl.c (merge_decls): Don't call make_var_volatile.
13860 * varasm.c (make_var_volatile): Remove.
13861 * output.h (make_var_volatile): Remove.
13863 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
13865 PR tree-optimization/31085
13866 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
13868 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13870 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
13871 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
13872 ATTR_CONST_NOTHROW_LIST.
13874 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13877 2007-03-08 Diego Novillo <dnovillo@redhat.com>
13879 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
13881 2007-03-08 Geoffrey Keating <geoffk@apple.com>
13884 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
13886 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
13887 passed, use shared libgcc.
13889 2007-03-08 Roger Sayle <roger@eyesopen.com>
13891 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
13892 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13893 (honor_protect_cleanup_actions, lower_try_finally_switch):
13895 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
13896 ifc_temp_var): Likewise.
13897 * tree-inline.c (setup_one_parameter): Likewise.
13898 * tree-mudflap.c (mf_decl_cache_locals,
13899 mf_build_check_statement_for): Likewise.
13900 * tree-nested.c (init_tmp_var, save_tmp_var,
13901 finalize_nesting_tree_1): Likewise.
13902 * tree-outof-ssa.c (insert_copy_on_edge,
13903 insert_backedge_copies): Likewise.
13904 * tree-profile.c (tree_gen_edge_profiler,
13905 tree_gen_ic_profiler): Likewise.
13906 * tree-scalar-evolution.c (scev_const_prop): Likewise.
13907 * tree-sra.c (sra_build_assignment): Likewise.
13908 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
13909 * tree-ssa-math-opts.c (insert_reciprocals,
13910 execute_cse_sincos_1): Likewise.
13911 * tree-tailcall.c (adjust_accumulator_values,
13912 adjust_return_value): Likewise.
13913 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
13914 * tree-vect-transform.c (vect_create_data_ref_ptr,
13915 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
13916 vect_create_epilog_for_reduction, vectorizable_reduction,
13917 vectorizable_call, vectorizable_conversion,
13918 vectorizable_assignment, vectorizable_operation,
13919 vectorizable_type_demotion, vect_gen_widened_results_half,
13920 vect_permute_store_chain, vectorizable_store,
13921 vect_setup_realignment, vect_permute_load_chain,
13922 vectorizable_load, vectorizable_condition,
13923 vect_create_cond_for_align_checks): Likewise.
13924 * tree-vrp.c (build_assert_expr_for): Likewise.
13926 2007-03-08 Ian Lance Taylor <iant@google.com>
13928 * tree-vrp.c: Include "intl.h".
13929 (usable_range_p): New static function.
13930 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
13931 overflowed values, juts set *strict_overflow_p.
13932 (compare_values): Only return -2 if one of the operands is not a
13934 (compare_ranges): Call usable_range_p.
13935 (compare_range_with_value): Likewise.
13936 (vrp_evaluate_conditional_warnv): Rename from
13937 vrp_evaluate_conditional. Make static. Change all callers.
13938 (vrp_evaluate_conditional): New function.
13939 (simplify_div_or_mod_using_ranges): Issue warning about reliance
13940 on signed overflow.
13941 (simplify_abs_using_ranges): Likewise.
13942 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
13943 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
13944 within_stmt parameter.
13945 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13946 vrp_evaluate_conditional.
13947 * tree-ssa-threadedge.c
13948 (record_temporary_equivalences_from_stmts_at_dest): Change
13949 simplify parameter to take a second tree parameter.
13950 (simplify_control_stmt_condition): Likewise.
13951 (thread_across_edge): Likewise.
13952 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
13953 (thread_across_edge): Likewise.
13954 * Makefile.in (tree-vrp.o): Depend upon intl.h.
13956 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
13958 * config/i386/i386.h (TARGET_SAHF): New define.
13959 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
13960 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
13961 (x86_sahf): New global variable.
13962 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
13963 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
13964 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
13965 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
13967 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
13968 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
13969 when expanding fcomi/sahf based tests.
13970 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
13971 expanding sahf based alternative. Emit sahf based sequence when
13972 optimizing for code size.
13973 * config/i386/i386.md (x86_sahf_1): Do not disable for
13974 TARGET_64BIT, enable for TARGET_SAHF.
13976 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
13978 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
13979 spurious whitespace from error message.
13981 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
13984 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
13986 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
13988 * c-decl.c (grokdeclarator): Disable warnings for anonymous
13990 * tree-sra.c (instantiate_element): Propagate disabled warnings
13991 from the element itself to the created variable.
13993 2007-03-07 Richard Henderson <rth@redhat.com>
13996 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
13997 silently fix up the stack in the case of a missing register.
13999 2007-03-07 Paul Brook <paul@codesourcery.com>
14001 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
14003 2007-03-07 Joseph Myers <joseph@codesourcery.com>
14005 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
14007 (phase1_vrs): Use them.
14008 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
14009 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
14010 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
14011 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
14012 __gnu_Unwind_Restore_WMMXC if required.
14013 (_Unwind_VRS_Pop): Implement iWMMXt support.
14014 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
14015 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
14016 gnu_Unwind_Save_WMMXC): Define.
14018 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14020 * config/vxworks.h (vxworks_override_options): Declare.
14021 (VXWORKS_OVERRIDE_OPTIONS): Use it.
14022 * config/vxworks.c: Include target.h and toplev.h.
14023 (vxworks_override_options): New function.
14024 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
14026 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
14028 * config/s390/s390.c (override_options): Don't emit an error when
14029 -mstack-size is used without providing -mstack-guard.
14030 (s390_emit_prologue): Choose stack_guard value automatically if not
14031 provided via command line.
14032 * doc/invoke.texi: Adjust description of -mstack-guard and
14035 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14037 * config/i386/i386.c (output_set_got): Add a GOT initialization
14038 sequence for VxWorks PIC.
14039 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
14040 around labels as well as symbols. Use gotoff_operand instead
14041 of local_symbolic_operand.
14042 (legitimize_pic_address): Use gotoff_operand instead of
14043 local_symbolic_operand. Use @GOT accesses for labels as
14045 (ix86_output_addr_diff_elt): Use PC-relative rather than
14046 GP-relative offsets for VxWorks PIC.
14047 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
14048 no_new_pseudos. Check whether the returned register is op0.
14049 * config/i386/i386.md (tablejump): Use PC-relative rather than
14050 GP-relative offsets for VxWorks PIC.
14051 * config/i386/predicates.md (gotoff_operand): New predicate.
14053 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14055 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
14057 * config/vxworks-dummy.h: New file.
14058 * config/i386/i386.h: Include it.
14060 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
14062 * dwarf2out.c (is_inlined_entry_point): New
14063 (add_high_low_attributes): Emit DW_AT_entry_pc along with
14064 DW_AT_ranges if the first subblock is the entry point.
14066 2007-03-06 David Daney <ddaney@avtrex.com>
14068 * doc/install.texi (mips-*-*): Change recommended binutils
14071 2007-03-06 Anatoly Sokolov <aesok@post.ru>
14073 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
14074 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
14076 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14077 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14079 2007-03-06 Jan Hubicka <jh@suse.cz>
14081 * errors.h (warning, error, fatal, internal_error): Mark as cold.
14082 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
14084 (probably_cold_bb_p): Cold functions are cold.
14085 (probably_never_executed_bb_p): Cold functions are cold.
14086 (tree_bb_level_predictions): Predict calls to cold functions as not
14088 (compute_function_frequency): Check hot/cold attributes.
14089 * function.h (function_frequency): Update comments.
14090 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
14091 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
14092 (c_common_att): Add cold and hot.
14094 * doc/extend.texi (hot,cold attributes): Document.
14096 2007-03-06 Andrew Haley <aph@redhat.com>
14098 * function.c (expand_function_end): Move blockage to just after we
14099 emit the label for the naked return from the function.
14101 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14103 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
14106 2007-03-06 Jan Hubicka <jh@suse.cz>
14108 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
14109 loaded for constant large models. Non-large 64bit PIC can do.
14110 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
14111 * cmodel.h: Add LARGE PIC.
14112 * i386.md (UNSPEC_PLTOFF): New.
14113 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
14115 (*call_1_rex64): Disable for large models.
14116 (*call_1_rex64_large): New.
14117 (*call_value_1_rex64): Disable for large models.
14118 (*call_value_1_rex64_large): New.
14119 (set_rip_rex4): New.
14120 (set_got_offset_rex64): New.
14121 * predicates.md (constant_call_address_operand): For large model
14122 constant calls are not possible.
14123 * i386-protos.h (construct_plt_address): Declare.
14124 * i386.c (override_options): Accept large models.
14125 (ix86_expand_prologue): Expand large PIC GOT pointer load.
14126 (legitimate_constant_p): Add new UNSPECs.
14127 (legitimate_pic_operand_p): Likewise.
14128 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
14129 (legitimize_pic_address): Do easy RIP relative way for TLS only for
14131 (output_pic_addr_const): Add PLTOFF.
14132 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
14133 (ix86_expand_move): Legitimize pic address when in PIC mode.
14134 (construct_plt_address): New function.
14135 (ix86_expand_call): Offload the address to register and use GOT
14136 pointer for large model.
14137 * invoke.texi (mcmodel=large): Update documentation.
14139 2007-03-06 Richard Henderson <rth@redhat.com>
14141 * config/i386/i386.c (x86_use_leave, x86_push_memory,
14142 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
14143 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
14144 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
14145 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
14146 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
14147 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
14148 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
14149 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
14150 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
14151 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14152 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
14153 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14154 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14155 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
14156 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
14157 x86_schedule, x86_use_bt, x86_pad_returns,
14158 x86_use_xchgb): Merge into ...
14159 (ix86_tune_features): ... here. New array.
14160 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14161 x86_bswap): Merge into ...
14162 (ix86_arch_features): ... here. New array.
14163 (x86_3dnow_a): Remove.
14164 (x86_accumulate_outgoing_args): Make static.
14165 (x86_arch_always_fancy_math_387): Make static.
14166 (ix86_tune_mask, ix86_arch_mask): Move ...
14167 (override_options): ... to local variables here. Apply the
14168 appropriate mask to each element of ix86_arch_features and
14169 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14170 as were done in the old macros.
14171 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14172 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14173 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14174 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14175 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14176 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14177 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14178 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14179 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14180 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14181 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14182 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14183 x86_accumulate_outgoing_args, x86_prologue_using_move,
14184 x86_epilogue_using_move, x86_decompose_lea,
14185 x86_arch_always_fancy_math_387, x86_shift1,
14186 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14187 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14188 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14189 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14190 x86_use_incdec, x86_pad_returns, x86_bswap,
14191 x86_partial_flag_reg_stall): Remove.
14192 (enum ix86_tune_indices): New.
14193 (ix86_tune_features): New.
14194 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14195 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14196 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14197 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14198 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14199 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14200 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14201 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14202 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14203 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14204 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14205 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14206 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14207 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14208 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14209 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14210 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14211 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14212 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14213 TARGET_EXT_80387_CONSTANTS): Use it.
14214 (enum ix86_arch_indices): New.
14215 (ix86_arch_features): New.
14216 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14217 TARGET_BSWAP): Use it.
14218 (ix86_tune_mask, ix86_arch_mask): Remove.
14220 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14223 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14224 Define using $${sysroot_headers_suffix}.
14225 * configure: Regenerate.
14226 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14227 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14229 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14230 * gcc.c (print_sysroot_headers_suffix): New.
14231 (option_map): Include --print-sysroot-headers-suffix.
14232 (display_help): Mention -print-sysroot-headers-suffix.
14233 (process_command): Handle -print-sysroot-headers-suffix.
14234 (do_spec_1): Append multilib directory to include-fixed path if
14235 sysroot suffixes in use.
14236 (main): Handle -print-sysroot-headers-suffix.
14237 * Makefile.in (start.encap): Don't depend on xlimits.h
14238 (xlimits.h): Remove.
14239 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14240 limits.h for each multilib in fixinc_list.
14241 (fixinc_list, s-fixinc_list): New.
14242 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14243 generate them for each multilib in fixinc_list.
14244 (stmp-fixproto): Use include-fixed. Run fixproto for each
14245 multilib in fixinc_list.
14246 (mostlyclean): Don't remove xlimits.h.
14247 (clean): Remove include-fixed.
14248 (real-install-headers-tar, real-install-headers-cpio,
14249 real-install-headers-cp): Don't copy include, only include-fixed.
14250 (install-mkheaders): Depend on fixinc_list. Don't depend on
14251 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14252 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14253 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14255 2007-03-06 Jan Hubicka <jh@suse.cz>
14257 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
14260 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14262 * configure.ac: Allow tm_file to contain build-directory files.
14263 * configure: Regenerate.
14264 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
14265 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
14266 * config/m68k/print-sysroot-suffix.sh: New file.
14268 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14270 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
14271 of pic_offset_table_rtx if reload_completed.
14272 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
14273 PIC_OFFSET_TABLE_REGNUM.
14274 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
14276 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
14277 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
14279 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14281 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14282 functions that call eh_return.
14284 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14286 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14287 functions that need a constant pool.
14289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14292 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
14293 (m68k_preferred_reload_class): Likewise.
14294 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
14295 (SECONDARY_RELOAD_CLASS): Define.
14296 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
14297 (LIMIT_RELOAD_CLASS): Delete.
14298 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
14299 registers from storing bytes.
14300 (m68k_secondary_reload_class): New function.
14301 (m68k_preferred_reload_class): Likewise.
14303 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14305 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
14307 (m68k_expand_prologue): Likewise.
14309 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14311 * config/m68k/m68k-protos.h (output_sibcall): Declare.
14312 (mips_expand_epilogue): Add a bool parameter.
14313 (m68k_legitimize_sibcall_address): Declare.
14314 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
14315 (m68k_expand_epilogue): Add a parameter to select between sibling
14316 and normal epilogues. Only generate a return for the latter.
14317 (m68k_ok_for_sibcall_p): New function.
14318 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
14319 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
14320 (sibcall_value, *sibcall_value): Likewise.
14321 (*call, *call_value): Require !SIBLING_CALL_P.
14322 (epilogue): Update call to m68k_expand_epilogue.
14323 (sibcall_epilogue): New pattern.
14324 * config/m68k/predicates.md (const_call_operand): Say that this
14325 predicate applies to sibling calls too.
14326 (sibcall_operand): New predicate.
14328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14330 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
14331 alternatives as movsi_cf.
14332 (movsf_cf_hard): Add commentary.
14334 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
14335 Richard Sandiford <richard@codesourcery.com>
14337 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
14338 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
14339 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
14340 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
14341 as being live on exit from an interrupt function.
14342 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
14343 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
14344 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
14345 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
14346 (m68k_interrupt_function_p): Globalize.
14347 (m68k_compute_frame_layout): Remove reverse mask code.
14348 (m68k_emit_movem, m68k_set_frame_related): New functions.
14349 (m68k_output_function_prologue): Delete in favor of...
14350 (m68k_expand_prologue): ...this new function.
14351 (m68k_output_function_epilogue): Delete in favor of...
14352 (m68k_expand_epilogue): ...this new function.
14353 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
14355 (print_operand): Handle %?.
14356 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
14357 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
14358 (prologue, epilogue): New patterns.
14359 (return): Turn into a define_expand.
14360 (*return): New pattern, derived from old "return" pattern. Use rte
14361 rather than rts for interrupt functions. Only use rtd if the pop
14363 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
14364 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
14365 (link, *link, unlink, *unlink, load_got): Likewise.
14367 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14371 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
14372 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
14373 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
14374 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
14375 and m68k_matches_u_p.
14376 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
14377 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
14378 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
14379 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
14380 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
14381 (REG_STRICT_P): New macro.
14382 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
14383 PCREL_GENERAL_OPERAND_OK.
14384 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
14385 m68k_legitimate_base_reg_p.
14386 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
14387 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
14388 (PIC_CASE_VECTOR_ADDRESS): Update comment.
14389 * config/m68k/m68k.c (m68k_address): New structure.
14390 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
14391 (m68k_decompose_index, m68k_legitimate_constant_address_p)
14392 (m68k_jump_table_ref_p, m68k_decompose_address)
14393 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
14394 (m68k_matches_u_p): New functions.
14395 (print_operand_address): Rewrite to use m68k_decompose_index.
14397 2007-03-05 David Taylor <dtaylor@emc.com>
14399 * gcc.c: Correct copyright date in --version output.
14401 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14403 * pa.md: In unamed move patterns, disparge copies between general
14404 and floating point registers using '?' modifier. Don't include 'f'
14405 constraint for register preferences in DImode, SImode, HImode and
14406 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
14407 Remove constraints for copies between general and floating registers
14408 in soft-float DFmode pattern.
14409 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
14413 2007-03-05 Mike Stump <mrs@apple.com>
14415 * c-common.c (targetcm): Add.
14416 * c-opts.c (c_common_handle_option): Handle language specific
14418 * opts.c (handle_option): Verify language for target options, if
14420 * opth-gen.awk: Add CL_LANG_ALL.
14421 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
14422 (TARGETCM_INITIALIZER): Add.
14423 * target.h (struct gcc_targetcm): Add.
14425 * targhooks.c (default_handle_c_option): Add.
14426 * targhooks.h (default_handle_c_option): Add.
14427 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
14429 * config/darwin.opt (iframework): Add.
14430 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
14431 * config/darwin-c.c (handle_c_option): Add.
14432 (TARGET_HANDLE_C_OPTION): Add.
14434 * doc/invoke.texi (Darwin Options): Add -iframework.
14436 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14438 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
14441 2007-03-05 Ian Lance Taylor <iant@google.com>
14443 * c.opt (fgnu89-inline): New option.
14444 * c-opts.c (c_common_post_options): Set default value for
14446 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
14447 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
14449 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
14450 (grokdeclarator, start_function): Likewise.
14451 * c-cppbuiltin.c (c_cpp_builtins): Define either
14452 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
14453 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
14454 (C Dialect Options): Document -fgnu89-inline.
14455 * doc/extend.texi (Function Attributes): Explain what the
14456 gnu_inline attribute does.
14457 * doc/cpp.texi (Common Predefined Macros): Document
14458 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14460 2007-03-05 Ian Lance Taylor <iant@google.com>
14462 PR tree-optimization/31034
14463 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
14464 half-range if the other side is an overflow infinity.
14466 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14468 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
14469 (bfin*-linux-uclibc*): New configuration.
14470 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
14472 * config/bfin/linux.h: New file.
14473 * config/bfin/libgcc-bfin.ver: New file.
14474 * config/bfin/t-bfin-uclinux: New file.
14475 * config/bfin/t-bfin-linux: New file.
14476 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
14477 (TARGET_OS_CPP_BUILTINS): New macro.
14479 2007-03-05 Richard Guenther <rguenther@suse.de>
14481 * fold-const.c (fold_binary): Remove duplicate folding
14482 of comparison of non-null ADDR_EXPR against null.
14484 2007-03-05 Richard Guenther <rguenther@suse.de>
14485 Dorit Nuzman <dorit@il.ibm.com>
14487 PR tree-optimization/26420
14488 * tree-vectorizer.c (vectorize_loops): Bail out early if there
14489 are no loops in the function. Only print the number of
14490 vectorized loops if it is greater than zero or we are supposed
14491 to print information about unvectorized loops.
14493 2007-03-05 Revital Eres <eres@il.ibm.com>
14495 * gcc.dg/var-expand1.c: New test.
14496 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
14497 when an accumulator is expanded.
14499 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14502 * c-common.c (convert_and_check): Don't give warnings for
14503 conversion if 'expr' already overflowed.
14505 2007-03-04 Roger Sayle <roger@eyesopen.com>
14507 PR middle-end/30744
14508 * fold-const.c (fold_comparison): Enforce type consistency when
14509 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
14511 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
14513 * tree-ssa-address.c (create_mem_ref): Do not put an expression
14514 containing a cast to the base of TARGET_MEM_REF.
14516 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
14518 * tree.c (tree_contains_struct_check_failed): Remove spurious
14519 whitespace from error message.
14521 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
14524 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
14525 instead of precision.
14527 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
14528 Nathan Sidwell <nathan@codesourcery.com>
14530 * emit-rtl.c (find_auto_inc): New.
14531 (try_split): recreate REG_INC notes,
14532 Use regular for loops rather than whiles.
14534 2007-03-03 Andreas Schwab <schwab@suse.de>
14536 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
14537 * configure: Regenerate.
14539 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14541 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
14542 flag_rounding_math, not flag_unsafe_math_optimizations.
14544 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
14546 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
14547 alpha_fold_vector_minmax): Likewise.
14548 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
14549 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14551 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14553 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
14554 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
14555 if the lhs has side-effects.
14556 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
14558 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14560 * config/i386/i386.h (TUNEMASK): Remove define.
14561 (ARCHMASK): Remove define.
14562 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
14563 Use ix86_arch_mask variable instead of ARCHMASK.
14564 * config/i386/i386.c (override_options): Ditto.
14565 (standard_80387_constant_p): Ditto.
14567 2007-03-02 Ian Lance Taylor <iant@google.com>
14569 Used signed infinities in VRP.
14570 * tree-vrp.c (uses_overflow_infinity): New static function.
14571 (supports_overflow_infinity): New static function.
14572 (make_overflow_infinity): New static function.
14573 (negative_overflow_infinity): New static function.
14574 (positive_overflow_infinity): New static function.
14575 (is_negative_overflow_infinity): New static function.
14576 (is_positive_overflow_infinity): New static function.
14577 (is_overflow_infinity): New static function.
14578 (overflow_infinity_range_p): New static function.
14579 (compare_values_warnv): New function split out of compare_values.
14580 (compare_value): Call it.
14581 (set_value_range_to_nonnegative): Add overflow_infinity
14582 parameter. Change caller.
14583 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
14585 (vrp_expr_computes_nonzero): Likewise.
14586 (compare_ranges, compare_range_with_value): Likewise.
14587 (compare_name_with_value, compare_names): Likewise.
14588 (vrp_evaluate_conditional): Likewise.
14589 (set_value_range): Handle infinity
14590 (vrp_operand_equal_p, operand_less_p): Likewise.
14591 (extract_range_from_assert): Likewise.
14592 (vrp_int_const_binop): Likewise.
14593 (extract_range_from_binary_expr): Likewise.
14594 (extract_range_from_unary_expr): Likewise.
14595 (extract_range_from_comparison): Likewise.
14596 (extract_range_from_expr): Likewise.
14597 (dump_value_range): Likewise.
14598 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
14599 (test_for_singularity): Likewise.
14600 (vrp_int_const_binop): Remove inline qualifier.
14601 (adjust_range_with_scev): Add comment.
14602 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14604 2007-03-02 Diego Novillo <dnovillo@redhat.com>
14606 * tree-ssa-structalias.c (could_have_pointers): Tidy.
14607 (get_constraint_for): Likewise.
14608 (do_structure_copy): Likewise.
14609 (find_func_aliases): Fix references to MODIFY_EXPR.
14610 (intra_create_variable_infos): Tidy.
14611 * tree-ssa-operands.c (add_virtual_operand): Add argument
14613 When adding members of alias sets, if IS_CALL_SITE is true and
14614 the symbol is not call-clobbered, skip it.
14615 Adjust all callers.
14617 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14619 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
14620 entry by means of emit_insn_at_entry.
14622 2007-03-02 Richard Henderson <rth@redhat.com>
14624 * expr.h (promoted_input_arg): Remove decl.
14625 * function.c (promoted_input_arg): Merge into ...
14626 * combine.c (setup_incoming_promotions): ... only caller.
14627 Rearrange to avoid double loop.
14629 2007-03-02 Ben Elliston <bje@au.ibm.com>
14630 Peter Bergner <bergner@vnet.ibm.com>
14631 Janis Johnson <janis187@us.ibm.com>
14633 * config/rs6000/dfp.md: New file.
14634 * config/rs6000/rs6000.md: Include dfp.md.
14635 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
14636 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
14637 and TDmode decimal float modes in FP registers.
14638 (num_insns_constant): Likewise.
14639 (rs6000_legitimate_offset_address_p): Likewise.
14640 (rs6000_legitimize_address): Likewise.
14641 (rs6000_legitimize_reload_address): Likewise.
14642 (rs6000_legitimate_address): Likewise.
14643 (rs6000_emit_move): Likewise.
14644 (function_arg_boundary): Likewise.
14645 (function_arg_advance): Likewise.
14646 (rs6000_darwin64_record_arg_recurse): Likewise.
14647 (function_arg): Likewise.
14648 (rs6000_gimplify_va_arg): Likewise.
14649 (rs6000_split_multireg_move): Likewise.
14650 (rs6000_output_function_epilogue): Likewise.
14651 (rs6000_output_function_epilogue): Likewise.
14652 (rs6000_register_move_cost): Likewise.
14653 (rs6000_function_value): Likewise.
14654 (rs6000_libcall_value): Likewise.
14656 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14658 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
14660 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14662 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
14663 Use $MULTIDIR to choose between the kernel and RTP headers,
14664 and use $WIND_BASE and $WIND_USR to locate them.
14666 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14668 * config/i386/i386.c (override_options): Put initialization of
14669 ix86_tune_mask and ix86_arch_mask to the correct place.
14671 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14672 Michael Meissner <michael.meissner@amd.com>
14675 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14676 (ARCHMASK): Define.
14677 (TARGET_CMOVE): Use ARCHMASK.
14678 (TARGET_CMPXCHG): Ditto.
14679 (TARGET_CMPXCHG8B): Ditto.
14680 (TARGET_XADD): Ditto.
14681 (TARGET_BSWAP): Ditto.
14682 * config/i386/i386.c (ix86_tune_mask): New global variable.
14683 (ix86_arch_mask): Ditto.
14684 (override_options): Initialize ix86_tune_mask and
14685 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14688 2007-03-02 Ben Elliston <bje@au.ibm.com>
14691 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14693 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14695 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14696 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14697 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14698 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14700 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14701 rs6000_init_dwarf_reg_sizes_extra): New.
14702 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14703 SPE register high parts.
14705 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14707 * Makefile.in: Add install-pdf target as
14708 copied from automake v1.10 rules.
14709 * configure.ac: Add install-pdf to target list.
14710 * configure: Regenerate.
14712 2007-03-01 Paul Brook <paul@codesourcery.com>
14714 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14715 modes to LDRD for DImode.
14716 (output_move_double): Fixup out of range ldrd/strd.
14717 (vfp_secondary_reload_class): Rename...
14718 (coproc_secondary_reload_class): ... to this. Add wb argument.
14719 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14720 coproc_secondary_reload_class for CLASS_IWMMXT.
14721 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14722 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14724 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14726 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14727 unroll factor by the estimated number of iterations.
14728 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14729 than prefetch latency.
14731 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14732 decode_caches_intel, detect_caches_intel): New functions.
14733 (host_detect_local_cpu): Use detect_caches_amd and
14734 detect_caches_intel.
14736 2007-03-01 Richard Henderson <rth@redhat.com>
14738 * expr.c (emit_move_complex_push): Export.
14739 (emit_move_complex_parts): Split out from ...
14740 (emit_move_complex): ... here.
14741 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14742 * config/i386/i386.md (movcdi): New.
14744 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14747 size of mode1 to check for tieable modes in MMX case.
14749 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14751 * Makefile.in (rtlanal.o): Depend on tree.h.
14752 * rtl.h (offset_within_section_p, split_const): Declare.
14753 * rtlanal.c: Include tree.h.
14754 (offset_within_block_p): New function, taken from
14755 mips_offset_within_object_p.
14756 (split_const): New function, taken from mips_split_const.
14757 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14759 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14760 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14761 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14762 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14763 (m68k_illegitimate_symbolic_constant_p): New function.
14764 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14765 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14766 symbolic constant that might be outside the symbol's section,
14767 move the symbol first and then add the offset.
14768 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14770 * config/mips/mips.c (mips_split_const): Delete.
14771 (mips_offset_within_object_p): Delete.
14772 (mips_symbolic_constant_p): Use offset_within_section_p and
14773 split_const instead of mips_offset_within_object_p and
14775 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14776 (mips_legitimize_const_move, print_operand_reloc)
14777 (mips_dangerous_for_la25_p): Use split_const instead of
14780 2007-02-28 Eric Christopher <echristo@apple.com>
14782 * Makefile.in (install-include-dir): Don't rm -rf include.
14784 2007-02-28 Richard Guenther <rguenther@suse.de>
14786 PR middle-end/30364
14787 * fold-const.c (fold_binary): Do not associate expressions
14788 with more than one variable for integer types that do not wrap.
14790 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14792 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14793 Delete, and replace with...
14794 (fold_builtin_call_array): This. Update callers to use it.
14795 * fold-const.c (fold_build_call_list): Delete, and replace with...
14796 (fold_build_call_array): This.
14797 (fold_build_call_list_initializer): Delete, and replace with...
14798 (fold_build_call_array_initializer): This.
14799 * tree.h: Update declarations to reflect above changes.
14801 * c-typeck.c (build_function_call): Store converted arguments
14802 in a stack-allocated array instead of building a list.
14803 (convert_arguments): Store arguments in the array passed in as an
14804 argument, and return the actual number of arguments.
14805 * c-format.c: (check_function_format): Pass arguments in an
14806 array instead of a list.
14807 * c-common.c (check_function_nonnull): Likewise.
14808 (check_function_sentinel): Likewise.
14809 (check_function_arguments): Likewise.
14810 * c-common.h: Update declarations to reflect above changes.
14812 2007-02-28 Jan Hubicka <jh@suse.cz>
14814 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14815 PRED_NEGATIVE_RETURN): Update outcomes.
14817 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14819 * calls.c (emit_library_call_value_1): Handle partial registers
14820 correctly when building up CALL_INSN_FUNCTION_USAGE.
14822 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14824 * pa/predicates.md (move_src_operand): Allow zero for mode.
14825 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14828 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14831 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14832 *movv2df_internal): Enable pattern only for valid operand
14834 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14835 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14837 2007-02-27 Mike Stump <mrs@apple.com>
14839 * config/darwin-crt3.c: Avoid compilation when compiling for a
14842 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14844 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14846 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14847 for fixed headers and limits.h.
14848 (install-include-dir, install-headers-tar, install-headers-cpio,
14849 install-headers-cp, real-install-headers-tar,
14850 real-install-headers-cpio, real-install-headers-cp): Handle
14851 include-fixed as well as include.
14852 (install-mkheaders): Don't install files that go only in include
14854 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14855 from GCC_INCLUDE_DIR.
14856 * gcc.c (process_command): Remove special -BstageN/ handling.
14857 (do_spec_1): Add include-fixed directories.
14859 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14861 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
14863 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
14865 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
14868 2007-02-27 Mark Mitchell <mark@codesourcery.com>
14870 * c-common.c (get_priority): Add check for
14871 SUPPORTS_INIT_PRIORITY.
14873 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14875 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
14877 * config/bfin/bfin.c: Include "cfglayout.h".
14878 (MAX_LSETUP_DISTANCE): New macro.
14879 (struct loop_info): New members incoming, incoming_src and
14880 incoming_dest. Delete member predecessor.
14881 (length_for_loop): New function.
14882 (bfin_optimize_loop): Handle more different loop structures.
14883 (bfin_discover_loop): Rework detection of predecessor blocks by
14884 examining incoming edges.
14885 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
14887 (bfin_reorder_loops): New function.
14888 (bfin_reorg_loops): Use these three new functions.
14890 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
14891 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
14892 (CONSTRAINT_LEN): Add entry for 'q'.
14893 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
14894 Add 'q' constraints.
14895 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
14896 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
14898 * config/bfin/bfin.md (add_with_carry): New pattern.
14899 (s_or_u, su_optab, su_modifier): New code macros/attrs.
14900 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
14901 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
14902 support unsigned multiplies too. Removed incorrect commutativity from
14903 operand 1 constraint where appropriate.
14904 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
14906 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
14907 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
14909 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
14910 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
14911 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
14912 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
14913 usmulhisi_hh_huh): New patterns.
14915 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
14916 lshifthi3): Fix output template to use half reg for operand 2.
14918 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
14921 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
14923 2007-02-27 Andreas Schwab <schwab@suse.de>
14925 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
14927 2007-02-27 Jan Hubicka <jh@suse.cz>
14929 * predict.c (last_basic_block_p): Remove.
14930 (tree_estimate_probability): Update return heuristic for commonized
14933 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14935 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
14937 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
14939 * doc/include/gcc-common.texi (versionsubtitle): New macro.
14940 * doc/cpp.texi: Standardize title page.
14941 * doc/cppinternals.texi: Likewise.
14942 * doc/gcc.texi: Standardize title page, remove version number
14943 from copyright page.
14944 * doc/gccint.texi: Likewise.
14945 * doc/install.texi: Standardize title page, add table of
14948 2007-02-26 Jan Hubicka <jh@suse.cz>
14950 * predict.def: Set outcomes according to more recent results.
14951 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
14952 Remove dead predictors.
14953 * predict.c (return_prediction): Fix pasto.
14955 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
14957 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
14958 change; avoid a memory leak when returning early.
14960 2007-02-26 Mark Mitchell <mark@codesourcery.com>
14962 * c-decl.c (static_ctors): Move to c-common.c.
14963 (static_dtors): Likewise.
14964 (finish_function): Use c_record_cdtor_fn.
14965 (build_cdtor): Move to c-common.c.
14966 (c_write_global_declarations): Use c_build_cdtor_fns.
14967 * c-common.h (static_ctors): Declare.
14968 (static_dtors): Likewise.
14969 (c_record_cdtor_fn): Likewise.
14970 (c_build_cdtor_fns): Likewise.
14971 * c-common.c (static_ctors): New variable.
14972 (static_dtors): Likewise.
14973 (c_record_cdtor_fn): New function.
14974 (build_cdtor): Move from c-decl.c
14975 (c_build_cdtor_fns): New function.
14977 * output.h (assemble_addr_to_section): Declare.
14978 (get_cdtor_priority_section): Likewise.
14979 * varasm.c (assemble_addr_to_section): New function.
14980 (get_cdtor_priority_section): Likewise.
14981 (default_named_section_asm_out_destructor): Use them.
14982 (destor_dtor_section_asm_out_destructor): Likewise.
14983 (default_named_section_asm_out_constructor): Likewise.
14984 (default_ctor_section_asm_out_constructor): Likewise.
14985 * config.gcc (*-*-vxworks*): Include vxworks.o.
14986 * config/t-vxworks (vxworks.o): New target.
14987 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
14988 (TARGET_ASM_CONSTRUCTOR): Define.
14989 (TARGET_ASM_DESTRUCTOR): Likewise.
14990 (vxworks_asm_out_constructor): Declare.
14991 (vxworks_asm_out_destructor): Likewise.
14993 * c-common.c (get_priority): Check that we have not just an
14994 INTEGER_CST, but an integer constant with integeral type.
14996 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
14998 PR tree-optimization/30938
14999 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
15000 use &dt[nargs-1] instead of &dt[nargs] in the call to
15001 vect_is_simple_use().
15003 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
15005 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
15006 from register elimination as PRE_MODIFY / POST_MODIFY increments.
15007 Do not attempt to handle MEM inside auto-inc expressions.
15008 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
15009 of a register modified by an auto-inc expression. However, do handle
15010 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
15011 (elimination_effects): Prohibit elimination of a register modified
15012 by an auto-inc expression. Disable register elimination rules whose
15013 target register is modified by an auto-inc expression with variable
15016 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15018 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
15020 (array_at_struct_end_p): New function.
15021 (idx_infer_loop_bounds): Use it.
15022 (estimate_numbers_of_iterations_loop): Export.
15023 * predict.c (predict_loops): Use estimated_loop_iterations_int.
15024 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
15025 (tree_estimate_probability): Call record_loop_exits.
15026 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
15027 (estimated_loop_iterations, estimated_loop_iterations_int,
15028 estimated_loop_iterations_tree): New functions.
15029 (analyze_siv_subscript_cst_affine,
15030 compute_overlap_steps_for_affine_1_2,
15031 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
15032 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
15033 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
15034 (PRED_LOOP_ITERATIONS_GUESSED): New.
15035 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
15036 * cfgloop.h (estimate_numbers_of_iterations_loop,
15037 estimated_loop_iterations_int): Declare.
15039 2007-02-25 Mark Mitchell <mark@codesourcery.com>
15041 * doc/extend.texi: Document optional priority argument to
15042 constructors and destructors.
15043 * tree.c (init_priority_for_decl): Adjust GTY markers.
15044 (init_ttree): Use priority-info hash functions for
15045 init_priority_for_decl.
15046 (tree_map_eq): Rename to ...
15047 (tree_map_base_eq): ... this.
15048 (tree_map_marked_p): Rename to ...
15049 (tree_map_base_marked_p): ... this.
15050 (tree_map_base_hash): New function.
15051 (decl_init_priority_lookup): Rework.
15052 (decl_fini_priority_lookup): New function.
15053 (decl_priority_info): New function.
15054 (decl_init_priority_insert): Use it.
15055 (decl_fini_priority_insert): Likewise.
15056 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
15058 (decl_restrict_base_insert): Likewise.
15059 (decl_debug_expr_insert): Likewise.
15060 (decl_value_expr_lookup): Likewise.
15061 (decl_value_expr_insert): Likewise.
15062 * tree.h (priority_type): New type.
15063 (decl_init_priority_lookup): Use priority_type.
15064 (decl_fini_priority_lookup): New function.
15065 (decl_init_priority_insert): Use priority_type.
15066 (decl_fini_priority_insert): New function.
15067 (DECL_HAS_INIT_PRIORITY): Tweak comments.
15068 (DECL_INIT_PRIORITY): Likewise.
15069 (SET_DECL_INIT_PRIORITY): Add comment.
15070 (DECL_FINI_PRIORITY): New macro.
15071 (SET_DECL_FINI_PRIORITY): Likewise.
15072 (DEFAULT_INIT_PRIORITY): Document.
15073 (MAX_INIT_PRIORITY): Likewise.
15074 (MAX_RESERVED_INIT_PRIORITY): Likewise.
15075 (tree_map_base): New type.
15076 (tree_map_base_eq): New function.
15077 (tree_map_base_hash): Likewise.
15078 (tree_map_base_marked_p): Likewise.
15079 (tree_map): Inherit from tree_map_base.
15080 (tree_map_eq): Make it a macro.
15081 (tree_map_marked_p): Likewise.
15082 (tree_int_map): Inherit from tree_map_base.
15083 (tree_int_map_eq): Make it a macro.
15084 (tree_int_map_hash): Likewise.
15085 (tree_int_map_marked_p): Likewise.
15086 (tree_priority_map): New type.
15087 (tree_priority_map_eq): New macro.
15088 (tree_priority_map_hash): Likewise.
15089 (tree_priority_map_marked_p): Likewise.
15090 * varasm.c (emults_decl): Adjust for refactoring of tree_map
15092 (emutls_common_1): Likewise.
15093 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
15094 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
15095 of tree_map hierarchy.
15096 * tree-cfg.c (move_stmt_r): Likewise.
15097 (new_label_mapper): Likewise.
15098 * c-tree.h (c_expand_body): Move to ...
15099 * c-common.h (c_expand_body): ... here.
15100 * c-decl.c (c_expand_body): Move to ...
15101 * c-common.c (c_expand_body): ... here.
15102 (c_common_attribute_table): Allow 1 argument for the constructor
15103 and destructor attributes.
15104 (get_priority): New function.
15105 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
15106 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
15108 2007-02-24 Jan Hubicka <jh@suse.cz>
15110 PR middle-end/30509
15111 * tree-inline.c (copy_bb): Produce exact copy of EH info when
15112 copying for inlining.
15114 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15115 Jan Hubicka <jh@suse.cz>
15118 * i386.c (counter_mode): New function.
15119 (expand_set_or_movmem_via_loop): Use it.
15120 (expand_movmem_epilogue): Likewise; fix pasto.
15121 (ix86_expand_movmem): Do emit guard even for constant counts.
15122 (ix86_expand_setmem): Likewise.
15124 2007-02-25 Nick Clifton <nickc@redhat.com>
15126 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
15127 (JUMP_TABLES_IN_TEXT_SECTION): Define.
15129 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
15133 count argument with 0x10, not with 0x16.
15134 (expand_setmem_epilogue): Ditto.
15136 2007-02-24 Mike Stump <mrs@apple.com>
15138 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
15141 2007-02-24 Richard Guenther <rguenther@suse.de>
15143 PR middle-end/30951
15144 * fold-const.c (fold_binary): Fold x +- CST op x for
15145 EQ_EXPR and NE_EXPR.
15147 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15149 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
15151 2007-02-24 Jan Hubicka <jh@suse.cz>
15153 * cgraphunit.c (decide_is_function_needed): Honor
15154 -fkeep-inline-functions.
15156 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15158 * builtins.c (fold_builtin_modf): New.
15159 (fold_builtin_2): Use it.
15161 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
15163 * loop-iv.c (implies_p): Detect additional cases where A implies B.
15164 (determine_max_iter): Take additional LOOP arg; all callers changed.
15165 Lose broken logic dealing with PLUS. Try to limit the upper bound by
15166 one using simplifications.
15167 (simplify_using_initial_values): Return if the expression becomes
15168 invalid due to altered regs.
15170 2007-02-23 DJ Delorie <dj@redhat.com>
15172 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15174 2007-02-23 Mike Stump <mrs@apple.com>
15176 * tlink.c (scan_linker_output): Parse linker messages from
15177 darwin9's linker better.
15179 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15182 * varpool.c (varpool_assemble_pending_decls): Set
15183 varpool_last_needed_node to null.
15185 2007-02-23 DJ Delorie <dj@redhat.com>
15187 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15188 alignment bigger than the object file can handle.
15190 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15193 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15194 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15195 (*movsf_1): Penalize MMX moves.
15197 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15199 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15200 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15202 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15204 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15206 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15207 (fold_builtin_1): Use them.
15208 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15209 BUILT_IN_SIGNIFICAND.
15211 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15213 * config/i386/i386.c (bdesc_1arg): Initialize
15214 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15215 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15216 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15217 and IX86_BUILTIN_MOVSLDUP.
15219 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15221 PR rtl-optimization/30841
15222 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15224 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15226 * builtins.c (fold_builtin_frexp): New.
15227 (fold_builtin_2): Use it.
15229 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15231 * doc/invoke.texi (Spec Files): Document getenv spec function.
15233 * gcc.c (getenv_spec_function): New function.
15234 (static_spec_functions): Add it.
15235 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15236 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15239 2007-02-22 Michael Matz <matz@suse.de
15242 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15243 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15245 2007-02-22 Ian Lance Taylor <iant@google.com>
15248 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15249 (mem_loc_descriptor): Call it.
15251 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15252 Ira Rosen <irar@il.ibm.com>
15254 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15256 2007-02-22 Ira Rosen <irar@il.ibm.com>
15258 PR tree-optimization/30843
15259 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
15260 stores only after all the group is vectorized.
15262 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
15264 PR tree-optimization/30858
15265 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
15266 in the reduction cycle have a single use in the loop.
15267 * tree-vectorizer.h (relevant): Add documentation.
15269 2007-02-20 Mike Stump <mrs@apple.com>
15271 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
15272 * configure: Regenerate.
15274 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15276 Change the defaults of some parameters and options.
15277 * config/spu/spu-protos.h (spu_optimization_options): Declare.
15278 * config/spu/spu.c (spu_optimization_options): Add.
15279 (spu_override_options): Change params in spu_optimization_options.
15280 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
15282 Register 127 is only 16 byte aligned when used as a frame pointer.
15283 * config/spu/spu-protos.h (spu_init_expanders): Declare.
15284 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
15285 HARD_FRAME_POINTER_REGNUM.
15286 (spu_legitimate_address): Use regno_aligned_for_reload.
15287 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
15288 aligned when frame_pointer_needed is true.
15289 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
15291 * config/spu/spu.h (INIT_EXPANDERS): Define.
15293 Make sure shift and rotate instructions have valid immediate operands.
15294 * config/spu/predicates.md (spu_shift_operand): Remove.
15295 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
15296 * config/spu/constraints.md (W, O): Extend range.
15297 * config/spu/spu.md (umask, nmask): Define.
15298 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
15299 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
15300 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
15301 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
15302 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
15303 (lshr<mode>3_reg): Fix rtl description.
15305 Make sure mulhisi immediate operands are valid.
15306 * config/spu/predicates.md (imm_K_operand): Add.
15307 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
15309 Generate constants using fsmbi and andi.
15310 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
15311 (print_operand, spu_split_immediate, classify_immediate,
15312 fsmbi_const_p): Handle IC_FSMBI2.
15314 Correctly handle a CONST_VECTOR containing symbols.
15315 * config/spu/spu.c (print_operand): Handle HIGH correctly.
15316 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
15317 (immediate_load_p): Allow symbols that use 2 instructions to create.
15318 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
15319 with symbols when flag_pic is set.
15320 (const_vector_immediate_p): New.
15321 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
15322 accept a CONST_VECTOR with symbols.
15323 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
15324 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
15326 * config/spu/spu.md (high, low): Delete.
15327 (low_<mode>): Define.
15329 Remove INTRmode and INTR_REGNUM, which didn't work.
15330 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
15332 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
15333 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
15334 peephole2 pattern): Don't use INTR or 131.
15335 (movintrcc): Delete.
15336 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
15337 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
15338 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
15339 (UNSPEC_SET_INTR): Add.
15340 * config/spu/spu-modes.def (INTR): Remove.
15342 More accurate warnings about run-time relocations.
15343 * config/spu/spu.c (reloc_diagnostic): Test in_section.
15345 Correctly warn about immediate arguments to specific intrinsics.
15346 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
15347 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
15348 the instruction predicate.
15350 Fix tree check errors with latest update.
15351 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
15353 (spu_expand_builtin): Use CALL_EXPR_FN.
15355 Add missing specific intrinsics.
15356 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
15358 * config/spu/spu_internals.h: Ditto.
15360 Fix incorrect operand modifiers.
15361 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
15362 * config/spu/spu.md (xor<mode>3): Change %S to %J.
15364 Optimize one case of zero_extend of a vec_select.
15365 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
15367 Accept any immediate for hbr.
15368 * config/spu/spu.md (hbr): Change s constraints to i.
15370 2007-02-21 Paul Brook <paul@codesourcery.com>
15372 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
15373 condexec_count when skipping USE and CLOBBER.
15375 2007-02-21 Nick Clifton <nickc@redhat.com>
15377 * common.opt (Warray-bounds): Add Warning attribute.
15378 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
15380 (fsized-zeroes): Add Optimization attribute.
15381 (fsplit-wide-types, ftree-scev-cprop): Likewise.
15382 * c.opt (Wc++0x-compat): Add Warning attribute.
15384 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15386 PR middle-end/30761
15387 * reload1.c (eliminate_regs_in_insn): In the single_set special
15388 case, attempt to re-recognize the insn before falling back to
15389 having reload fix it up.
15391 2007-02-20 Eric Christopher <echristo@gmail.com>
15393 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
15394 Rewrite accordingly.
15395 (frv_read_iacc_argument): Ditto.
15396 (frv_expand_set_builtin): Take a call instead of arglist, update for
15398 (frv_expand_unop_builtin): Ditto.
15399 (frv_expand_binop_builtin): Ditto.
15400 (frv_expand_cut_builtin): Ditto.
15401 (frv_expand_binopimm_builtin): Ditto.
15402 (frv_expand_voidbinop_builtin): Ditto.
15403 (frv_expand_int_void2arg): Ditto.
15404 (frv_expand_prefetches): Ditto.
15405 (frv_expand_voidtriop_builtin): Ditto.
15406 (frv_expand_voidaccop_builtin): Ditto.
15407 (frv_expand_load_builtin): Ditto.
15408 (frv_expand_store_builtin): Ditto.
15409 (frv_expand_mdpackh_builtin): Ditto.
15410 (frv_expand_mclracc_builtin): Ditto.
15411 (frv_expand_mrdacc_builtin): Ditto.
15412 (frv_expand_mwtacc_builtin): Ditto.
15413 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
15416 2007-02-20 Janis Johnson <janis187@us.ibm.com>
15418 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
15419 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
15421 (HAVE_GAS_DFP): Check for assembler support of decimal floating
15422 point instructions.
15423 * configure: Regenerate.
15424 * config.in: Regenerate.
15425 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
15426 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
15427 masks to power6 and power6x and to POWERPC_MASKS.
15428 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15430 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
15431 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
15432 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15433 Access PROTOTYPE as variable, not mask.
15435 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15437 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
15438 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
15439 * combine.c (adjust_for_new_dest): Use it.
15440 * postreload.c (reload_combine): Likewise.
15442 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15444 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
15445 notes on an insn with multiple sets, even if single_set returns
15446 non-NULL for that insn.
15448 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15450 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
15451 scalbn and scalbln.
15453 2007-02-20 Geoffrey Keating <geoffk@apple.com>
15455 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15456 if user didn't pass it.
15457 * config/i386/darwin.h (CC1_SPEC): Likewise.
15458 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
15459 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
15460 -mmacosx-version-min.
15462 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15463 Uros Bizjak <ubizjak@gmail.com>
15465 * optabs.h (enum optab_index): Add new OTI_scalb.
15466 (scalb_optab): Define corresponding macro.
15467 * optabs.c (init_optabs): Initialize scalb_optab.
15468 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
15470 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
15471 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
15472 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
15473 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
15474 flag_unsafe_math_optimizations is set.
15476 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
15477 to implement scalbf, scalb and scalbl built-ins as inline x87
15480 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15481 DJ Delorie <dj@redhat.com>
15484 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
15485 (diagnostic_report_diagnostic): ... here, and turn them into real
15486 errors. If warnings are inhibited, no need to do anything.
15488 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
15490 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
15491 better code generation.
15493 2007-02-20 Ben Elliston <bje@au.ibm.com>
15495 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
15497 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
15499 * config/alpha/alpha.c, config/alpha/alpha.md,
15500 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
15501 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
15502 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
15503 config/arm/lib1funcs.asm: Follow spelling conventions.
15505 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
15506 config/fr30/fr30.md, config/i386/i386.h,
15507 config/iq2000/iq2000.h, config/iq2000/predicates.md,
15508 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
15509 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
15510 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
15511 config/rs6000/altivec.md, config/rs6000/rs6000.c,
15512 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
15513 config/sparc/sparc.c, config/sparc/sparc.h,
15514 config/sparc/sparc.md, config/spu/constraints.md,
15515 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
15518 2007-02-20 Alan Modra <amodra@bigpond.net.au>
15521 * varasm.c (use_blocks_for_decl_p): Return false for decls with
15524 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15526 * doc/invoke.texi (-ftree-lrs): Remove.
15528 2007-02-19 Diego Novillo <dnovillo@redhat.com>
15530 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
15533 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
15535 * config/ia64/ia64.c (ia64_expand_builtin): Use the
15536 new CALL_EXPR_FN macro for retrieving the function
15537 declaration of the input expression.
15539 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15541 * c.opt (Waddress): New.
15542 * common.opt (Walways-true): Delete.
15543 (Wstring-literal-comparison): Delete.
15544 * doc/invoke.texi (Warning Options): Delete -Walways-true and
15545 -Wstring-literal-comparison. Add -Waddress.
15547 (Walways-true): Delete.
15548 (Wstring-literal-comparison): Delete.
15549 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
15550 consistently instead of -Walways-true in example.
15551 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
15552 * c-typeck.c (parser_build_binary_op): Replace
15553 -Wstring-literal-comparison and -Walways-true with -Waddress.
15554 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
15557 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15559 * tree-cfg.c (dump_function_to_file): Be prepared for functions
15560 without DECL_STRUCT_FUNCTION initialized.
15562 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15564 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
15565 due to calls to functions taking pointers as parameters.
15567 2007-02-19 Richard Henderson <rth@redhat.com>
15570 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
15573 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
15575 * config/s390/s390.c (s390_call_saved_register_used,
15576 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
15577 accessed to the new scheme.
15579 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15581 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
15582 (cris_print_index, cris_print_operand, cris_print_operand_address)
15583 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
15584 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
15585 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
15586 GET_CODE () == xxx.
15587 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
15588 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
15589 GO_IF_LEGITIMATE_ADDRESS): Ditto.
15590 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
15591 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
15592 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15593 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
15594 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
15595 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
15596 (uminsi3, call, call_value): Ditto.
15597 (define_split: indir_to_reg_split, unnamed): Ditto.
15599 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
15601 PR tree-optimization/30975
15602 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
15605 2007-02-18 Eric Christopher <echristo@gmail.com>
15607 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
15608 Remove use of arglist.
15609 (mips_expand_builtin): Remove use of arglist, pass in expr.
15610 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
15611 (mips_expand_builtin_movtf): Ditto.
15612 (mips_expand_builtin_compare): Ditto.
15614 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15616 * tree-sra.c (sra_build_assignment): Replace assertion
15617 checking with a comment explaining why it can't be done.
15619 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15621 PR middle-end/30833
15622 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
15623 during CALL_EXPR representation conversion.
15624 * tree-ssa-propagate.c (set_rhs): Likewise.
15626 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15628 * tree-sra.c (sra_build_assignment): Disable assertion checking
15631 2007-02-18 Roger Sayle <roger@eyesopen.com>
15633 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
15634 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15635 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
15637 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
15638 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
15639 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15640 gimplify_omp_for, gimplify_omp_atomic_pipeline,
15641 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
15642 force_gimple_operand): Likewise.
15643 * ipa-cp.c (constant_val_insert): Likewise.
15644 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15645 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
15646 perfect_nestify): Likewise.
15647 * langhooks.c (lhd_omp_assignment): Likewise.
15648 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
15649 lower_copyprivate_clauses, lower_send_clauses,
15650 lower_send_shared_vars, expand_parallel_call,
15651 expand_omp_for_generic, expand_omp_for_static_nochunk,
15652 expand_omp_for_static_chunk, expand_omp_sections,
15653 lower_omp_single_copy, lower_omp_for_lastprivate,
15654 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
15655 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15656 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
15659 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15661 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
15662 config/sh/sh.md: Follow spelling conventions.
15664 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
15665 config/frv/predicates.md: Follow spelling conventions.
15667 * config/m68k/linux-unwind.h: Fix a comment typo.
15668 * target.h: Follow spelling conventions.
15670 2007-02-18 Roger Sayle <roger@eyesopen.com>
15672 PR rtl-optimization/28173
15673 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
15674 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
15675 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15676 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15677 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15679 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15681 * builtins.c (fold_builtin_load_exponent): New.
15682 (fold_builtin_2): Use it.
15684 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15686 PR rtl-optimization/30773
15687 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15688 if we fail to attach a REG_EQUIV note.
15690 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15691 Roger Sayle <roger@eyesopen.com>
15693 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15695 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15697 * calls.c (initialize_argument_information): Pass original EXP
15698 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15699 code to split complex arguments here, as part of initializing the
15701 (expand_call): Remove code that builds a list of arguments and
15702 inserts implicit arguments into it. Instead, just count how many
15703 implicit arguments there will be so we can determine the size of
15704 the ARGS array, and let initialize_argument_information do the work.
15705 (split_complex_values): Delete unused function.
15707 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15709 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15711 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15713 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15714 for arg pointer based indexed addressing.
15716 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15718 * config/ia64/ia64.h, config/ia64/ia64.md,
15719 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15720 spelling conventions.
15722 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15724 * config/m68k/m68k.c (split_di): New.
15725 * config/m68k/m68k-protos.h: Declare split_di.
15726 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15727 Improve predicate handling and split constant shifts.
15729 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15731 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15732 parameter for register bitfield operations, general predicates
15735 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15737 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15738 * config/m68k/linux-unwind.h: New file.
15740 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15742 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15743 config/i386/athlon.md, config/ia64/ia64.md,
15744 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15745 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15746 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15747 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15748 tree-vect-transform.c: Fix comment typos.
15750 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15752 * sched-deps.c (find_insn_list): Remove.
15753 * sched-int.h: Remove the prototype for find_insn_list.
15755 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15757 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15759 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15760 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15761 darwin_rs6000_override_options.
15762 (C_COMMON_OVERRIDE_OPTIONS): Expect
15763 darwin_macosx_version_min to be non-NULL always.
15764 (TARGET_C99_FUNCTIONS): Likewise.
15765 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15766 (DARWIN_MINVERSION_SPEC): New.
15767 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15768 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15770 (DARWIN_MINVERSION_SPEC): New.
15771 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15773 * config/darwin-c.c (darwin_cpp_builtins): Expect
15774 darwin_macosx_version_min to be non-NULL always.
15776 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15778 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15780 * config/i386/i386.h (x86_use_xchgb): New.
15781 (TARGET_USE_XCHGB): New macro.
15782 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15783 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15784 Split after reload into bswaphi for shifts of 8.
15785 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15786 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15787 or when optimizing for size.
15789 2007-02-16 Richard Guenther <rguenther@suse.de>
15790 Christian Bruel <christian.bruel@st.com>
15792 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15793 DECLs but prefer SSA_NAMEs over DECLs.
15795 2007-02-16 Richard Guenther <rguenther@suse.de>
15797 * tree-flow-inline.h (single_imm_use_p): Remove.
15798 (zero_imm_uses_p): Likewise.
15799 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15800 instead of single_imm_use_p.
15801 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15804 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15807 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15808 nested double- and backquotes.
15810 2007-02-15 Roger Sayle <roger@eyesopen.com>
15812 PR middle-end/30391
15813 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15814 should be unreachable.
15815 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15816 For the time being redirect GIMPLE_MODIFY_STMT to the new
15817 (renamed) build_gimple_modify_stmt_stat.
15818 (build2_gimple_stat): Rename to...
15819 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15820 Always build a GIMPLE_MODIFY_STMT node.
15821 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15822 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15825 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15826 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15827 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15828 expand_complex_div_wide): Likewise.
15829 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15830 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15831 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15832 * tree-ssa-loop-manip.c (create_iv): Likewise.
15833 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15834 abs_replacement): Likewise.
15835 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15836 realify_fake_stores): Likewise.
15838 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15839 node rather than a GIMPLE_MODIFY_STMT node.
15840 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15841 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15843 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15844 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15845 GIMPLE_MODIFY_STMT.
15847 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15849 PR middle-end/30433
15850 * fold-const.c (fold_comparison): Add back the
15851 folding of constant complex comparisions.
15853 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15855 PR middle-end/30729
15856 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15857 effects unknown to this function, return early.
15859 2007-02-15 Ian Lance Taylor <iant@google.com>
15861 * lower-subreg.c (move_eh_region_note): New static function.
15862 (resolve_simple_move): Call it.
15863 (decompose_multiword_subregs): Track blocks for which we resolve a
15864 simple move which is also a control flow insn. Pass them to
15865 find_many_sub_basic_blocks.
15866 (pass_lower_subreg): Add TODO_verify_flow.
15867 (pass_lower_subreg2): Likewise.
15869 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15870 Brooks Moses <brooks.moses@codesourcery.com>
15871 Lee Millward <lee.millward@codesourcery.com>
15873 * tree.h (enum tree_code_class): Add tcc_vl_exp.
15874 (VL_EXP_CLASS_P): New.
15875 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
15877 (TREE_OPERAND_CHECK_CODE): Likewise.
15878 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
15879 (TREE_RTL_OPERAND_CHECK): Likewise.
15880 (tree_operand_check_failed): Make second parameter the whole tree
15881 instead of its code. Fixed callers.
15882 (VL_EXP_CHECK): New.
15883 (TREE_OPERAND_LENGTH): New.
15884 (VL_EXP_OPERAND_LENGTH): New.
15885 (CALL_EXPR_FN): New.
15886 (CALL_EXPR_STATIC_CHAIN): New.
15887 (CALL_EXPR_ARGS): New.
15888 (CALL_EXPR_ARG): New.
15889 (call_expr_nargs): New.
15890 (CALL_EXPR_ARGP): New.
15891 (build_nt_call_list): Declare.
15892 (build_vl_exp_stat): Declare.
15893 (build_vl_exp): New.
15894 (build_call_list): Declare.
15895 (build_call_nary): Declare.
15896 (build_call_valist): Declare.
15897 (build_call_array): Declare.
15898 (call_expr_arg): Declare.
15899 (call_expr_argp): Declare.
15900 (call_expr_arglist): Declare.
15901 (fold_build_call_list): Declare.
15902 (fold_build_call_list_initializer): Declare.
15903 (fold_call_expr): Declare to replace fold_builtin.
15904 (fold_builtin_fputs): Update to agree with modified definition.
15905 (fold_builtin_strcpy): Likewise.
15906 (fold_builtin_strncpy): Likewise.
15907 (fold_builtin_memory_chk): Likewise.
15908 (fold_builtin_stxcpy_chk): Likewise.
15909 (fold_builtin_strncpy_chk): Likewise.
15910 (fold_builtin_next_arg): Likewise.
15911 (fold_build_call_expr): Declare.
15912 (fold_builtin_call_list): Declare.
15913 (fold_builtin_call_valist): Declare.
15914 (build_call_expr): Declare.
15915 (validate_arglist): Update to agree with modified definition.
15916 (tree_operand_length): New.
15917 (call_expr_arg_iterator): New.
15918 (init_call_expr_arg_iterator): New.
15919 (next_call_expr_arg): New.
15920 (first_call_expr_arg): New.
15921 (more_call_expr_args_p): New.
15922 (FOR_EACH_CALL_EXPR_ARG): New.
15924 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
15925 and tcc_gimple_stmt.
15926 (tree_code_size): Update documentation. Use sizeof (tree) rather
15927 than sizeof (char *).
15928 (tree_size): Likewise. Add case for tcc_vl_exp.
15929 (tree_node_structure): Add case for tcc_vl_exp.
15930 (contains_placeholder_p): Likewise.
15931 (substitute_in_expr): Likewise.
15932 (substitute_placeholder_in_expr): Likewise.
15933 (stabilize_reference_1): Likewise.
15934 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
15935 to diagnose breakage of this interface for constructing CALL_EXPRs.
15936 (build_nt): Add similar assertion here.
15937 (build_nt_call_list): New.
15938 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
15939 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
15941 (get_callee_fndecl): Use new CALL_EXPR accessors.
15942 (tree_operand_check_failed): Change parameters to pass entire node
15943 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
15944 (process_call_operands): New.
15945 (build_vl_exp_stat): New.
15946 (build_call_list): New.
15947 (build_call_nary): New.
15948 (build_call_valist): New.
15949 (build_call_array): New.
15950 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
15951 (call_expr_arglist): New.
15953 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
15954 tcc_vl_exp instead of a fixed-size tcc_expression.
15956 * doc/c-tree.texi (CALL_EXPR): Document new representation and
15957 accessors for CALL_EXPRs.
15958 (AGGR_INIT_EXPR): Likewise.
15960 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
15961 Brooks Moses <brooks.moses@codesourcery.com>
15962 Lee Millward <lee.millward@codesourcery.com>
15964 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
15965 (expand_builtin_nonlocal_goto): Change parameter to be entire
15966 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
15967 (expand_builtin_prefetch): Likewise.
15968 (expand_builtin_classify_type): Likewise.
15969 (mathfn_built_in): Return NULL_TREE instead of 0.
15970 (expand_errno_check): Use new CALL_EXPR accessors.
15971 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
15972 Return NULL_RTX instead of 0.
15973 (expand_builtin_mathfn_2): Likewise.
15974 (expand_builtin_mathfn_3): Likewise.
15975 (expand_builtin_interclass_mathfn): Likewise.
15976 (expand_builtin_sincos): Likewise.
15977 (expand_builtin_cexpi): Likewise.
15978 (expand_builtin_int_roundingfn): Likewise.
15979 (expand_builtin_int_roundingfn_2): Likewise.
15980 (expand_builtin_pow): Likewise.
15981 (expand_builtin_powi): Likewise.
15982 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
15983 of arglist, fixing callers appropriately. Use new CALL_EXPR
15984 accessors and constructors. Return NULL_RTX instead of 0.
15985 (expand_builtin_strstr): Likewise.
15986 (expand_builtin_strchr): Likewise.
15987 (expand_builtin_strrchr): Likewise.
15988 (expand_builtin_strpbrk): Likewise.
15989 (expand_builtin_memcpy): Likewise.
15990 (expand_builtin_mempcpy): Likewise.
15991 (expand_builtin_mempcpy_args): New.
15992 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
15993 (expand_builtin_memmove_args): New.
15994 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
15995 (expand_movstr): Likewise.
15996 (expand_builtin_strcpy): Likewise.
15997 (expand_builtin_strcpy_args): New.
15998 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
15999 (expand_builtin_strncpy): Likewise.
16000 (expand_builtin_memset): Likewise.
16001 (expand_builtin_memset_args): New.
16002 (expand_builtin_bzero): Similarly to expand_builtin_memset.
16003 (expand_builtin_memcmp): Likewise.
16004 (expand_builtin_strcmp): Likewise.
16005 (expand_builtin_strncmp): Likewise.
16006 (expand_builtin_strcat): Likewise.
16007 (expand_builtin_strncat): Likewise.
16008 (expand_builtin_strspn): Likewise.
16009 (expand_builtin_strcspn): Likewise.
16010 (expand_builtin_args_info): Likewise.
16011 (expand_builtin_va_start): Likewise.
16012 (gimplify_va_arg_expr): Likewise.
16013 (expand_builtin_va_end): Likewise.
16014 (expand_builtin_va_copy): Likewise.
16015 (expand_builtin_frame_address): Likewise.
16016 (expand_builtin_alloca): Likewise.
16017 (expand_builtin_bswap): Likewise.
16018 (expand_builtin_unop): Likewise.
16019 (expand_builtin_fputs): Likewise.
16020 (expand_builtin_expect): Likewise.
16021 (expand_builtin_fabs): Likewise.
16022 (expand_builtin_copysign): Likewise.
16023 (expand_builtin_printf): Likewise.
16024 (expand_builtin_fprintf): Likewise.
16025 (expand_builtin_sprintf): Likewise.
16026 (expand_builtin_init_trampoline): Likewise.
16027 (expand_builtin_signbit): Likewise.
16028 (expand_builtin_fork_or_exec): Likewise.
16029 (expand_builtin_sync_operation): Likewise.
16030 (expand_builtin_compare_and_swap): Likewise.
16031 (expand_builtin_lock_test_and_set): Likewise.
16032 (expand_builtin_lock_release): Likewise.
16033 (expand_builtin): Likewise.
16034 (builtin_mathfn_code): Likewise.
16036 (fold_builtin_constant_p): Pass call arguments individually instead
16037 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16038 accessors and constructors. Return NULL_TREE instead of 0.
16039 (fold_builtin_expect): Likewise.
16040 (fold_builtin_classify_type): Likewise.
16041 (fold_builtin_strlen): Likewise.
16042 (fold_builtin_nan): Likewise.
16043 (integer_valued_real_p): Likewise.
16044 (fold_trunc_transparent_mathfn): Likewise.
16045 (fold_fixed_mathfn): Likewise.
16046 (fold_builtin_cabs): Likewise.
16047 (fold_builtin_sqrt): Likewise.
16048 (fold_builtin_cbrt): Likewise.
16049 (fold_builtin_cos): Likewise.
16050 (fold_builtin_cosh): Likewise.
16051 (fold_builtin_tan): Likewise.
16052 (fold_builtin_sincos): Likewise.
16053 (fold_builtin_cexp): Likewise.
16054 (fold_builtin_trunc): Likewise.
16055 (fold_builtin_floor): Likewise.
16056 (fold_builtin_ceil): Likewise.
16057 (fold_builtin_round): Likewise.
16058 (fold_builtin_int_roundingfn): Likewise.
16059 (fold_builtin_bitop): Likewise.
16060 (fold_builtin_bswap): Likewise.
16061 (fold_builtin_logarithm): Likewise.
16062 (fold_builtin_hypot): Likewise.
16063 (fold_builtin_pow): Likewise.
16064 (fold_builtin_powi): Likewise.
16065 (fold_builtin_exponent): Likewise.
16066 (fold_builtin_memset): Likewise.
16067 (fold_builtin_bzero): Likewise.
16068 (fold_builtin_memory_op): Likewise.
16069 (fold_builtin_bcopy): Deleted; call site changed to invoke
16070 fold_builtin_memory_op directly.
16071 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
16072 (fold_builtin_strncpy): Likewise.
16073 (fold_builtin_memcmp): Likewise.
16074 (fold_builtin_strcmp): Likewise.
16075 (fold_builtin_strncmp): Likewise.
16076 (fold_builtin_signbit): Likewise.
16077 (fold_builtin_copysign): Likewise.
16078 (fold_builtin_isascii): Likewise.
16079 (fold_builtin_toascii): Likewise.
16080 (fold_builtin_isdigit): Likewise.
16081 (fold_builtin_fabs): Likewise.
16082 (fold_builtin_abs): Likewise.
16083 (fold_builtin_fmin_fmax): Likewise.
16084 (fold_builtin_carg): Likewise.
16085 (fold_builtin_classify): Likewise.
16086 (fold_builtin_unordered_cmp): Likewise.
16088 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
16089 New functions split out from fold_builtin_1.
16090 (fold_builtin_n): New.
16091 (fold_builtin_varargs): New.
16092 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
16094 (fold_call_expr): New.
16095 (build_function_call_expr): Rewrite to use new helper function.
16096 (fold_builtin_call_list): New.
16097 (build_call_expr): New.
16098 (fold_builtin_call_valist): New.
16099 (rewrite_call_expr): New.
16100 (validate_arg): New.
16101 (validate_arglist): Change parameter to be entire CALL_EXPR instead
16102 of an arglist. Change return type to bool. Use new CALL_EXPR
16105 (fold_builtin_strstr): Pass call arguments individually instead
16106 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16107 accessors and constructors. Return NULL_TREE instead of 0.
16108 (fold_builtin_strchr): Likewise.
16109 (fold_builtin_strrchr): Likewise.
16110 (fold_builtin_strpbrk): Likewise.
16111 (fold_builtin_strcat): Likewise.
16112 (fold_builtin_strncat): Likewise.
16113 (fold_builtin_strspn): Likewise.
16114 (fold_builtin_strcspn): Likewise.
16115 (fold_builtin_fputs): Likewise.
16116 (fold_builtin_next_arg): Likewise.
16117 (fold_builtin_sprintf): Likewise.
16119 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
16120 NULL_RTX instead of 0.
16121 (expand_builtin_memory_chk): Likewise.
16122 (maybe_emit_chk_warning): Likewise.
16123 (maybe_emit_sprintf_chk_warning): Likewise.
16125 (fold_builtin_object_size): Pass call arguments individually instead
16126 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16127 accessors and constructors. Return NULL_TREE instead of 0.
16128 (fold_builtin_memory_chk): Likewise.
16129 (fold_builtin_stxcpy_chk): Likewise.
16130 (fold_builtin_strncpy_chk): Likewise.
16131 (fold_builtin_strcat_chk): Likewise.
16132 (fold_builtin_strcat_chk): Likewise.
16133 (fold_builtin_strncat_chk): Likewise.
16134 (fold_builtin_sprintf_chk): Likewise.
16135 (fold_builtin_snprintf_chk): Likewise.
16136 (fold_builtin_printf): Likewise.
16137 (fold_builtin_vprintf): Likewise.
16139 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
16141 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
16142 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16143 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
16144 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
16145 (fold_unary): Likewise.
16146 (fold_binary): Likewise.
16147 (fold_ternary): Remove CALL_EXPR case, since they are no longer
16148 ternary expressions.
16149 (fold): Add logic for tcc_vl_exp.
16150 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
16151 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16152 (fold_build3_stat): Add assertion to flag broken interface for
16153 constructing CALL_EXPRs.
16154 (fold_build_call_list): New.
16155 (fold_build_call_list_initializer): New.
16156 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
16158 (fold_strip_sign_ops): Likewise.
16160 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16161 Brooks Moses <brooks.moses@codesourcery.com>
16162 Lee Millward <lee.millward@codesourcery.com>
16164 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
16165 accessors and dump arguments explicitly.
16167 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16169 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16171 (print_call_name): Use new CALL_EXPR accessors.
16173 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16174 CALL_EXPR arguments explicitly instead of as a list. Use
16175 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16177 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16178 (vrp_visit_stmt): Likewise.
16180 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16181 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16183 (force_move_till_expr): Likewise.
16185 * targhooks.c (default_external_stack_protect_fail): Use
16186 build_call_expr instead of build_function_call_expr.
16187 (default_hidden_stack_protect_fail): Likewise.
16189 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16192 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16193 and walk arguments explicitly.
16195 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16196 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16197 (expand_simple_operations): Likewise.
16198 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16200 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16201 of TREE_CODE_LENGTH.
16202 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16204 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16205 instead of TREE_CODE_LENGTH.
16207 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16208 (tree_ic_transform): Likewise.
16209 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16210 parameter instead of arglist. Fix callers.
16211 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16212 (tree_stringops_transform): Likewise.
16213 (tree_indirect_call_to_profile): Likewise.
16214 (tree_stringops_values_to_profile): Likewise.
16216 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16217 (eliminate_tail_call): Likewise.
16219 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16221 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16222 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16224 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16226 * omp-low.c (build_omp_barrier): Use build_call_expr.
16227 (lower_rec_input_clauses): Likewise.
16228 (lower_reduction_clauses): Likewise.
16229 (expand_parallel_call): Likewise.
16230 (maybe_catch_exception): Likewise.
16231 (expand_omp_for_generic): Likewise.
16232 (expand_omp_for_static_nochunk): Likewise.
16233 (expand_omp_sections): Likewise.
16234 (lower_omp_single_simple): Likewise.
16235 (lower_omp_single_copy): Likewise.
16236 (lower_omp_master): Likewise.
16237 (lower_omp_ordered): Likewise.
16238 (lower_omp_critical): Likewise.
16240 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16241 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16243 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16244 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16245 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16247 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16248 and generalize to handle any number of operands.
16249 (chrec_contains_undetermined): Likewise.
16250 (tree_contains_chrecs): Likewise.
16251 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16253 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16255 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16256 fold_call_expr instead of fold_builtin.
16257 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16258 match declarations there.
16259 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
16262 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
16263 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16265 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
16266 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
16268 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
16271 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
16272 (execute_cse_sincos): Use new CALL_EXPR accessors.
16274 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
16276 * gimple-low.c (lower_function_body): Use build_call_expr.
16277 (lower_builtin_setjmp): Likewise.
16279 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
16280 (set_storage_via_libcall): Likewise.
16281 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
16282 instead of TREE_CODE_LENGTH.
16283 (expand_expr_real_1): Use new CALL_EXPR accessors.
16285 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
16286 generalize to handle any number of operands.
16287 (TB_parent_eq): Likewise.
16289 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
16290 (strip_builtin_expect): Likewise.
16292 * function.c (gimplify_parameters): Use build_call_expr.
16294 * tree-vectorizer.c (vect_is_simple_reduction): Use
16295 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16297 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
16298 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
16300 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
16303 * gimplify.c (build_stack_save_restore): Use build_call_expr.
16304 (gimplify_decl_expr): Likewise.
16305 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
16306 Use new CALL_EXPR iterators.
16307 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
16308 (gimplify_modify_expr_to_memset): Likewise.
16309 (gimplify_variable_sized_compare): Likewise.
16310 (gimplify_omp_atomic_fetch_op): Likewise.
16311 (gimplify_omp_atomic_pipeline): Likewise.
16312 (gimplify_omp_atomic_mutex): Likewise.
16313 (gimplify_function_tree): Likewise.
16315 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
16316 (call_expr_flags): Likewise.
16317 (expand_call): Likewise.
16319 * except.c (expand_builtin_eh_return_data_regno): Pass entire
16320 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16323 * coverage.c (create_coverage): Use build_call_expr.
16325 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
16326 (temp_call_expr_obstack): New.
16327 (pool_copy_list): Delete.
16328 (temp_copy_call_expr): New.
16329 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
16330 CALL_EXPR accessors. Get rid of special goo for copying argument
16331 lists and use temp_copy_call_expr instead.
16332 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
16333 CALL_EXPR accessors.
16334 (create_expression_by_pieces): Likewise. Use build_call_array
16335 to construct the result instead of fold_build3.
16336 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
16337 dealing with argument lists.
16338 (init_pre): Remove references to expression_node_pool and
16339 list_node_pool. Init temp_call_expr_obstack instead.
16340 (fini_pre): Remove references to expression_node_pool and
16343 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
16344 and walk arguments explicitly instead of as a list.
16346 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
16347 (mx_register_decls): Likewise.
16348 (mudflap_register_call): Likewise.
16349 (mudflap_finish_file): Likewise.
16351 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
16352 (ipa_callsite_compute_param): Likewise.
16354 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
16355 accessors and constructor.
16357 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
16358 accessors and constructor.
16359 (convert_tramp_reference): Likewise.
16360 (convert_call_expr): Likewise.
16361 (finalize_nesting_tree_1): Likewise.
16363 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
16366 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
16368 * tree-inline.c (initialize_inlined_parameters): Pass entire
16369 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16371 (estimate_num_insns_1): Use new CALL_EXPR accessors.
16372 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
16374 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
16375 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16376 (vectorizable_reduction): Likewise.
16377 (vectorizable_call): Use new CALL_EXPR iterators.
16378 (vectorizable_conversion): Use build_call_expr.
16379 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
16380 (vect_gen_widened_results_half): Use build_call_expr.
16381 (vect_setup_realignment): Likewise.
16382 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
16384 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
16385 (pass_through_call): Likewise.
16386 (compute_object_sizes): Likewise. Use fold_call_expr instead of
16389 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
16390 (tree_gen_pow2_profiler): Likewise.
16391 (tree_gen_one_value_profiler): Likewise.
16392 (tree_gen_ic_func_profiler): Likewise.
16393 (tree_gen_average_profiler): Likewise.
16394 (tree_gen_ior_profiler): Likewise.
16396 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
16397 (find_func_aliases): Use new CALL_EXPR accessors. Add case
16398 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16400 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
16401 of TREE_CODE_LENGTH.
16403 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
16404 of TREE_CODE_LENGTH.
16406 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
16408 (convert_to_integer): Likewise.
16410 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
16413 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16414 Brooks Moses <brooks.moses@codesourcery.com>
16415 Lee Millward <lee.millward@codesourcery.com>
16417 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
16419 * config/frv/frv.c (frv_expand_builtin): Likewise.
16420 * config/s390/s390.c (s390_expand_builtin): Likewise.
16422 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
16423 (sparc_expand_builtin): Use new CALL_EXPR accessors.
16425 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
16426 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
16427 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
16428 (ix86_expand_store_builtin): Likewise.
16429 (ix86_expand_unop_builtin): Likewise.
16430 (ix86_expand_unop1_builtin): Likewise.
16431 (ix86_expand_sse_compare): Likewise.
16432 (ix86_expand_sse_comi): Likewise.
16433 (ix86_expand_vec_init_builtin): Likewise.
16434 (ix86_expand_vec_ext_builtin): Likewise.
16435 (ix86_expand_vec_set_builtin): Likewise.
16436 (ix86_expand_builtin): Use new CALL_EXPR accessors.
16438 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
16439 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16441 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
16442 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16443 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
16445 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
16447 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16448 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
16449 arglist. Use new CALL_EXPR accessors. Fix callers.
16450 (altivec_expand_abs_builtin): Likewise.
16451 (rs6000_expand_binop_builtin): Likewise.
16452 (altivec_expand_predicate_builtin): Likewise.
16453 (altivec_expand_lv_builtin): Likewise.
16454 (spe_expand_stv_builtin): Likewise.
16455 (altivec_expand_stv_builtin): Likewise.
16456 (rs6000_expand_ternop_builtin): Likewise.
16457 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
16458 (altivec_expand_st_builtin): Likewise.
16459 (altivec_expand_dst_builtin): Likewise.
16460 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
16461 arglist. Use new CALL_EXPR accessors. Fix callers.
16462 (altivec_expand_vec_set_builtin): Likewise.
16463 (altivec_expand_vec_ext_builtin): Likewise.
16464 (altivec_expand_builtin): Use new CALL_EXPR accessors.
16465 (spe_expand_builtin): Likewise.
16466 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
16467 arglist. Use new CALL_EXPR accessors. Fix callers.
16468 (spe_expand_evsel_builtin): Likewise.
16469 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
16470 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
16472 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
16473 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16474 (arm_expand_unop_builtin): Likewise.
16475 (arm_expand_builtin): Use new CALL_EXPR accessors.
16477 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
16480 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
16481 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
16483 (bfin_expand_unop_builtin): Likewise.
16484 (bfin_expand_builtin): Use new CALL_EXPR accessors.
16486 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16487 Brooks Moses <brooks.moses@codesourcery.com>
16488 Lee Millward <lee.millward@codesourcery.com>
16490 * c-semantics.c (build_stmt): Add internal diagnostic check.
16492 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
16493 accessors. Print arguments explicitly instead of as a list.
16495 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
16497 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
16498 (c_finish_omp_flish): Likewise.
16500 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
16501 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
16502 instead of TREE_CODE_LENGTH.
16503 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
16504 (c_warn_unused_result): Likewise.
16506 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16509 * doc/invoke.texi (Warning Options): Remove
16510 -Werror-implicit-function-declaration.
16511 (Wimplicit-function-declaration): Update description.
16512 * opts.c (common_handle_option): Move handling of -Werror=* to...
16513 (enable_warning_as_error): ...here.
16514 * opts.h (enable_warning_as_error): Declare.
16515 * c-decl.c (implicit_decl_warning): Unless
16516 -Wno-implicit-function-declaration is given, emit a pedwarn if
16517 -std=c99 or emit a warning if -Wimplicit-function-declaration.
16518 * c.opt (Wimplicit-function-declaration): Replace
16519 mesg_implicit_function_declaration with
16520 warn_implicit_function_declaration.
16521 * c-opts.c (c_common_handle_option):
16522 -Werror-implicit-function-declaration is exactly equal as
16523 -Werror=implicit-function-declaration.
16524 (set_Wimplicit): Replace mesg_implicit_function_declaration with
16525 warn_implicit_function_declaration.
16526 (c_common_post_options): -Wimplict-function-declaration is enabled
16527 by default by -std=c99, otherwise is disabled by default.
16528 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
16530 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16532 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
16533 DECL on the rhs to a DECL on the lhs for debug info purposes if the
16534 former is ignored but not the latter.
16536 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16538 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
16539 is made and the reference doesn't use the alias set of its type,
16540 do not create the temporary using that type.
16542 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
16544 * jump.c: Remove prototypes for delete_computation and
16545 delete_prior_computation.
16547 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16549 * jump.c (get_label_after): Delete.
16550 (get_label_before, delete_computation, delete_jump,
16551 delete_prior_computation, follow_jumps): Move...
16552 * reorg.c (delete_computation, delete_prior_computation): ... here...
16553 (get_label_before, delete_jump): ... making these static ...
16554 (follow_jumps): ... and simplifying this since it only runs after
16556 * rtl.h (get_label_after, get_label_before, delete_jump,
16557 follow_jumps): Delete prototypes.
16559 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16561 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
16563 2007-02-15 Nick Clifton <nickc@redhat.com>
16565 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
16566 order to prevent it from being munged by the target.
16568 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
16570 * config/i386/i386.md: Remove misleading comment.
16572 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16574 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
16575 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
16578 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16580 * tree-sra.c (instantiate_missing_elements): Canonicalize
16582 (sra_build_assignment): New.
16583 (generate_copy_inout, generate_element_copy,
16584 generate_element_zero, generate_one_element_init): Use it.
16586 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16588 * tree-sra.c (instantiate_missing_elements): Canonicalize
16590 (sra_build_assignment): New.
16591 (generate_copy_inout, generate_element_copy,
16592 generate_element_zero, generate_one_element_init): Use it.
16594 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16596 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
16599 2007-02-14 Joseph Myers <joseph@codesourcery.com>
16601 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
16602 types as aggregates not scalars.
16603 * function.c (assign_stack_temp_for_type): Likewise.
16605 2007-02-14 Roger Sayle <roger@eyesopen.com>
16606 Zdenek Dvorak <dvorakz@suse.cz>
16608 * tree-dump.c (dump_switch_p_1): Require exact match of the option
16611 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
16613 * passes.c (next_pass_1): Clear the next field of the copied
16616 2007-02-14 Richard Henderson <rth@redhat.com>
16618 * tree-sra.c (early_sra): New.
16619 (decl_can_be_decomposed_p): Deny va_list if early_sra.
16620 (tree_sra_early, pass_sra_early): New.
16621 * tree-pass.h (pass_sra_early): Declare.
16622 * passes.c (init_optimization_passes): Use it.
16624 2007-02-14 Richard Guenther <rguenther@suse.de>
16626 * flags.h (issue_strict_overflow_warning): Convert to a macro.
16628 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
16630 PR tree-optimization/30771
16631 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
16633 (vect_analyze_operations): Induction phis can now be marked as
16635 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
16636 Update documentation accordingly.
16638 2007-02-14 Nick Clifton <nickc@redhat.com>
16640 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
16641 most 3 arguments are supported.
16642 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
16644 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
16646 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
16647 Ensure dst->current is valid.
16649 2007-02-13 Paul Brook <paul@codesourcery.com>
16651 * config.gcc: Add arm*-*-uclinux-*eabi.
16652 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
16653 (SUBTARGET_EXTRA_LINK_SPEC): Define.
16654 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
16655 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
16656 (LINK_SPEC): Define.
16657 (LIB_SPEC): Define.
16658 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
16660 * config/arm/uclinux-eabi.h: New file.
16661 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
16662 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
16665 2007-02-13 Ian Lance Taylor <iant@google.com>
16667 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
16668 * flags.h (warn_strict_overflow): Declare.
16669 (enum warn_strict_overflow_code): Define.
16670 (issue_strict_overflow_warning): New static inline function.
16671 * opts.c (warn_strict_overflow): New variable.
16672 (common_handle_option): Handle OPT_Wstrict_overflow and
16673 OPT_Wstrict_overflow_.
16674 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16676 * fold-const.c: Include intl.h.
16677 (fold_deferring_overflow_warnings): New static variable.
16678 (fold_deferred_overflow_warning): New static variable.
16679 (fold_deferred_overflow_code): New static variable.
16680 (fold_defer_overflow_warnings): New function.
16681 (fold_undefer_overflow_warnings): New function.
16682 (fold_undefer_and_ignore_overflow_warnings): New function.
16683 (fold_deferring_overflow_warnings_p): New function.
16684 (fold_overflow_warning): New static function.
16685 (make_range): Add strict_overflow_p parameter. Change all
16687 (extract_muldiv, extract_muldiv_1): Likewise.
16688 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16689 tree_expr_nonnegative_p.
16690 (fold_negate_expr): Call fold_overflow_warning.
16691 (fold_range_test): Likewise.
16692 (fold_comparison): Likewise.
16693 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16694 instead of tree_expr_nonnegative_p.
16695 (tree_expr_nonnegative_warnv_p): Rename from
16696 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16697 (tree_expr_nonnegative_p): New function.
16698 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16699 strict_overflow_p parameter.
16700 (tree_expr_nonzero_p): New function.
16701 * passes.c (verify_interpass_invariants): New static function.
16702 (execute_one_pass): Call it.
16703 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16705 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16706 (estimate_numbers_of_iterations): Likewise.
16707 (scev_probably_wraps_p): Likewise.
16708 * tree-ssa-ccp.c: Include "toplev.h".
16709 (evaluate_stmt): Defer fold overflow warnings until we know we are
16711 (struct fold_stmt_r_data): Add stmt field.
16712 (fold_stmt_r): Defer fold overflow warnings until we know we
16714 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16715 (fold_stmt_inplace): Likewise.
16716 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16717 (cleanup_control_expr_graph): Defer fold overflow warnings until
16718 we know we are going to optimize.
16719 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16720 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16722 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16723 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16724 * tree-ssa-loop-manip.c (create_iv): Likewise.
16725 * c-typeck.c (build_conditional_expr): Likewise.
16726 (build_binary_op): Likewise.
16727 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16728 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16729 (extract_range_from_unary_expr): Likewise.
16730 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16731 assuming that signed overflow does not occur.
16732 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16733 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16734 (fold_defer_overflow_warnings): Declare.
16735 (fold_undefer_overflow_warnings): Declare.
16736 (fold_undefer_and_ignore_overflow_warnings): Declare.
16737 (fold_deferring_overflow_warnings_p): Declare.
16738 (tree_expr_nonzero_warnv_p): Declare.
16739 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16740 of warning options.
16741 (Warning Options): Document -Wstrict-overflow.
16742 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16743 (tree-ssa-ccp.o): Likewise.
16744 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16745 (fold-const.o): Depend on intl.h.
16747 2007-02-13 Ian Lance Taylor <iant@google.com>
16749 PR middle-end/30751
16750 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16753 2007-02-13 Stuart Hastings <stuart@apple.com>
16755 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16757 2007-02-13 Richard Henderson <rth@redhat.com>
16759 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16760 handled_component_p before looking for the indirect_ref.
16762 2007-02-13 Richard Henderson <rth@redhat.com>
16764 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16765 remove flags clobber.
16766 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16767 (bswaphi_lowpart): New.
16768 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16769 remove TARGET_BSWAP test. Delete expander of the same name.
16771 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16772 (expand_unop): Use them.
16774 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16776 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16777 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16778 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16779 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16780 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16781 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16782 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16783 assembler dialect choice from asm templates.
16785 2007-02-12 Richard Henderson <rth@redhat.com>
16787 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16788 (fixuns_trunc<SSEMODEF>si2): Use it.
16789 * config/i386/sse.md (vec_setv4sf_0): Export.
16790 * config/i386/i386.c (ix86_build_const_vector): Export.
16791 (ix86_split_convert_uns_si_sse): Rename from
16792 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16793 * config/i386/i386-protos.h: Update.
16795 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16798 * c-typeck.c (c_finish_return): Improve warning message.
16800 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16802 * alias.c (find_symbolic_term): Delete unused function.
16804 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16806 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16807 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16808 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16810 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16812 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16813 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16814 the function, temporarily point the debug interface to the null one.
16816 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16818 * dwarf2out.c (round_up_to_align): New static function.
16819 (field_byte_offset): Use it to round the offset.
16821 2007-02-12 Richard Henderson <rth@redhat.com>
16823 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16824 (inswl_const): Export.
16826 2007-02-12 Richard Henderson <rth@redhat.com>
16828 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16829 result mode of the libcall, convert back to outmode.
16831 2007-02-12 Roger Sayle <roger@eyesopen.com>
16833 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16834 (bswapdi2): New define_expand to implement 32-bit implementation.
16836 2007-02-12 Nick Clifton <nickc@redhat.com>
16838 * doc/invoke.texi (Overall Options): Document --help=.
16839 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16840 (cc1_options): Pass --help= on to cc1.
16841 (display_help): Add description of --help=.
16842 (process_command): Add code to handle --help=. Allow translated
16843 --help and --target-help switches to be passed on to compiler
16845 (main): Remove unused if statement.
16846 * opts.c (columns): Remove.
16847 (LEFT_COLUMN): Define.
16848 (wrap_help): Add columns argument.
16849 (print_filtered_help): Change parameters to be an include bitmask,
16850 an exclude bitmask, an any bitmask and the column width. Move the
16851 code to display the params list here. Add code to display the
16852 status of options rather than their descriptions if the quiet flag
16854 (print_specific_help): Change parameters to be an include bitmask,
16855 an exclude bitmask and an any bitmask. Move code to look up the
16856 column width here. Decide upon the title for an options listing.
16857 (common_handle_options): Add code to handle --help=. Adapt code
16858 for --help and --target-help to use the revised form of the
16859 print_specific_help function.
16860 (print_help): Delete.
16861 (print_param_help): Delete.
16862 (print_switch): Delete.
16863 * opts.h (cl_lang_count): Add prototype.
16864 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
16865 CL_MAX_OPTION_CLASS): New defines.
16866 * optc-gen.awk: Add construction of cl_lang_count.
16867 * c.opt: Add Warning attribute to warning options and Optimization
16868 attribute to optimization options.
16869 * common.opt: Likewise.
16871 Add -fhelp and -ftarget-help as aliases for the transformed --help
16872 and --target-help options.
16873 * opt-functions.awk: Add code to handle Warning and Optimization
16876 2007-02-12 Richard Henderson <rth@redhat.com>
16878 * config/alpha/constraints.md: New file.
16879 * config/alpha/alpha.c: Include tm-constrs.h.
16880 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
16881 alpha_extra_constraint): Remove.
16882 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
16883 * config/alpha/alpha-protos.h: Update.
16884 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
16885 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
16886 (EXTRA_CONSTRAINT): Remove.
16887 * config/alpha/alpha.md: Include constraints.md.
16888 (adddi splitter): Use satisfies_constraint_*.
16889 * config/alpha/predicates.md (add_operand): Likewise.
16890 (sext_add_operand, addition_operation): Likewise.
16892 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
16894 PR tree-optimization/29145
16895 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
16896 in our handling of restrict qualified pointers.
16898 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16901 * doc/invoke.texi (Wunused-value): Update description.
16902 (Wextra): Delete item.
16903 * opts.c (set_Wextra): Don't use the value of Wextra to set the
16904 value of Wunused-value.
16905 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
16906 (c_finish_stmt_expr): Don't check extra_warnings.
16907 (emit_side_effect_warnings): The caller is responsible to check
16910 2007-02-11 Roger Sayle <roger@eyesopen.com>
16911 Matt Thomas <matt@3am-software.com>
16913 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
16915 2007-02-11 Roger Sayle <roger@eyesopen.com>
16917 * simplify-rtx.c (simplify_relational_operation_1): Optimize
16918 comparisons of POPCOUNT against zero.
16919 (simplify_const_relational_operation): Likewise.
16921 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16923 * doc/invoke.texi (Wextra): Delete outdated paragraph.
16925 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16927 * dwarf2out.c (root_type): Delete unused function.
16929 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16931 * genattrtab.c (contained_in_p): Delete unused function.
16932 (write_expr_attr_cache): Likewise.
16934 2007-02-11 Jan Hubicka <jh@suse.cz>
16936 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
16939 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
16941 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
16942 to add the REG_EQ* note.
16943 * see.c (see_merge_one_use_extension): Likewise.
16944 * local-alloc.c (update_equiv_regs): Likewise. Also don't
16945 turn REG_EQUAL notes into REG_EQUIV notes if the target
16946 register may have more than one set.
16947 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
16948 * gcse.c (try_replace_reg): Likewise.
16949 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
16950 * calls.c (fixup_tail_calls): Likewise. Abort if there is
16951 more than one REG_EQUIV note.
16952 * reload1.c (gen_reload): Use set_unique_reg_note.
16954 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
16956 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
16957 (ix86_builtin_conversion): New function.
16959 2007-02-06 Mark Mitchell <mark@codesourcery.com>
16962 * tree.h (DECL_REPLACEABLE_P): New macro.
16963 * except.c (set_nothrow_function_flags): Likewise.
16965 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
16966 Ira Rosen <irar@il.ibm.com>
16967 Dorit Nuzman <dorit@il.ibm.com>
16969 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
16970 * targhooks.c (default_builtin_vectorized_conversion): New.
16971 * targhooks.h (default_builtin_vectorized_function): New declaration.
16972 * target.h (struct vectorize): Add builtin_conversion field.
16973 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
16974 stmt_vec_info_type value.
16975 (vectorizable_conversion): New declaration.
16976 * tree-vect-analyze.c (vect_analyze_operations): Add
16977 vectorizable_conversion call.
16978 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
16979 * tree-vect-transform.c (vectorizable_conversion): New function.
16980 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
16981 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
16983 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
16984 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
16985 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
16986 or ALTIVEC_BUILTIN_VCFSX.
16988 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16991 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
16992 CONST_DOUBLE and operand 0 is a hard register.
16993 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
16994 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
16995 is a hard floating-point register.
16997 2007-02-10 Richard Henderson <rth@redhat.com>
16998 Jakub Jelinek <jakub@redhat.com>
16999 Alexandre Oliva <aoliva@redhat.com>
17001 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
17002 * builtin-types.def (BT_WORD): Make unsigned.
17003 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
17004 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
17005 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
17006 * c-decl.c (grokdeclarator): Don't error if !have_tls.
17007 * c-parser.c (c_parser_omp_threadprivate): Likewise.
17008 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
17010 * expr.c (emutls_var_address): New.
17011 (expand_expr_real_1): Expand emulated tls.
17012 (expand_expr_addr_expr_1): Likewise.
17013 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
17014 * output.h (emutls_finish): Declare.
17015 * toplev.c (compile_file): Call it.
17016 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
17017 address before wrapping in CONST.
17018 * varasm.c (emutls_htab, emutls_object_type): New.
17019 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
17020 (get_emutls_object_name, get_emutls_object_type): New.
17021 (get_emutls_init_templ_addr, emutls_decl): New.
17022 (emutls_common_1, emutls_finish): New.
17023 (assemble_variable): When emulating tls, swap decls; generate
17024 constructor for the emutls objects.
17025 (do_assemble_alias): When emulating tls, swap decl and target name.
17026 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
17028 * varpool.c (decide_is_variable_needed): Look at force_output.
17029 Recurse for emulated tls.
17030 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
17031 with decide_is_variable_needed.
17032 * emutls.c: New file.
17033 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
17034 tls_object for real tls.
17036 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
17038 PR rtl-optimization/29599
17039 * reload1.c (eliminate_regs_in_insn): Take the destination
17040 mode into account when computing the offset.
17042 2007-02-09 Stuart Hastings <stuart@apple.com>
17043 Richard Henderson <rth@redhat.com>
17045 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17046 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17047 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
17048 fixuns_truncdfhi2): New.
17049 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
17050 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
17051 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
17052 (floatunssidf2): Allow nonimmediate source.
17053 * config/i386/sse.md (movdi_to_sse): New.
17054 (vec_concatv2di): Drop '*'.
17055 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
17056 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17057 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
17059 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
17060 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17061 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
17062 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
17063 (ix86_build_signbit_mask): Fix decl of v, refactor to call
17064 ix86_build_const_vector.
17065 (x86_emit_floatuns): Rewrite.
17067 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17069 * genautomata.c (longest_path_length): Delete unused function.
17070 (struct state): Delete unused longest_path_length.
17071 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
17072 (get_free_state): Delete unused.
17074 2007-02-09 Jan Hubicka <jh@suse.cz>
17076 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
17077 * doc/invoke.texi (inline-unit-growth): Update default value.
17079 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
17080 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
17081 (rebuild_cgraph_edges): Likewise.
17082 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
17083 (dump_cgraph_node): Dump frequencies.
17084 (cgraph_clone_edge): Add frequency scales.
17085 (cgraph_clone_node): Add freuqnecy.
17086 * cgraph.h (cgraph_edge): Add freuqnecy argument.
17087 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
17088 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
17089 * tree-pass.h (TODO_rebuild_frequencies): New constant.
17090 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
17091 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
17092 (save_inline_function_body): Likewise.
17093 * ipa-inline.c: inluce rtl.h
17094 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
17095 (cgraph_edge_badness): Use frequencies.
17096 (cgraph_decide_recursive_inlining): Update clonning.
17097 (cgraph_decide_inlining_of_small_function): Dump frequency.
17098 * predict.c (estimate_bb_frequencies): Export.
17099 * predict.h (estimate_bb_frequencies): Declare.
17100 * tree-inline.c (copy_bb): Watch overflows.
17101 (expand_call_inline): Update call of cgraph_create_edge.
17102 (optimize_inline_calls): Use TODO flags to update frequnecies.
17103 * passes.h: Include predict.h
17104 (init_optimization_passes): Move profile ahead.
17105 (execute_function_todo): Handle TODO_rebuild_frequencies.
17107 2007-02-09 Roger Sayle <roger@eyesopen.com>
17109 * config/alpha/alpha.c (emit_insxl): Force the first operand of
17110 the insbl or inswl pattern into a register.
17112 2007-02-09 Roger Sayle <roger@eyesopen.com>
17114 * config/ia64/ia64.md (bswapdi2): New define_insn.
17116 2007-02-09 Richard Henderson <rth@redhat.com>
17118 * config/i386/constraints.md (Ym): New constraint.
17119 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
17120 (movdi_1_rex64): Split sse and xmm general register moves from
17121 memory move alternatives. Use conditional register constraints.
17122 (movsf_1, movdf_integer): Likewise.
17123 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17124 (movdf_integer_rex64): New.
17125 (pushsf_rex64): Fix output constraints.
17126 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
17127 (sse2_stored): Likewise.
17128 (sse2_storeq_rex64): New.
17129 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
17130 amd and not generic.
17131 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
17132 for optimize_size. Remove SF/DFmode hack.
17134 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17136 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
17139 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
17140 Richard Sandiford <richard@codesourcery.com>
17142 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
17143 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
17144 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
17145 m68k/t-mlib to tmake_file.
17146 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
17147 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
17148 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
17149 Allow it to be cf or m68k. Set m68k_arch_family. If that
17150 variable is not empty, add t-$m68k_arch_family to tmake_file.
17151 Add t-mlibs to tmake_file.
17152 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
17153 * config/m68k/t-cf: New file.
17154 * config/m68k/t-m68k: Likewise.
17155 * config/m68k/t-mlibs: Likewise.
17156 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17157 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17158 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17159 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17160 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
17162 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
17163 (INSTALL_LIBGCC): Delete.
17164 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17165 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17166 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17167 (M68K_MLIB_CPU): Define.
17168 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17169 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17170 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17172 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17173 Richard Guenther <rguenther@suse.de>
17175 PR middle-end/23361
17176 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17177 against INT_MIN/INT_MAX.
17178 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17179 file if a loop is removed.
17181 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17183 * calls.c (store_one_arg): Pass correct alignment to
17184 emit_push_insn for non-BLKmode values.
17185 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17186 unaligned stack slot via a suitably aligned slot.
17188 2007-02-08 DJ Delorie <dj@redhat.com>
17190 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17192 (legal_subregs): Use unsigned char, make const.
17193 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17195 2007-02-08 Paul Brook <paul@codesourcery.com>
17197 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17198 special interworking needed.
17200 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17202 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17203 conditional to __SSE2__.
17204 (Entries below should have been added to first ChangeLog
17205 entry for amdfam10 dated 2007-02-05)
17206 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17208 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17210 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17213 2007-02-08 DJ Delorie <dj@redhat.com>
17215 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17216 * config/m32c/m32c.c (legal_subregs): New.
17217 (m32c_illegal_subreg_p): New.
17218 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17219 unsupported subregs of hard regs.
17221 2007-02-08 Jan Hubicka <jh@suse.cz>
17223 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17224 the same one; always update histograms.
17226 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17228 * passes.c (init_optimization_passes): Tidy comment.
17230 2007-02-08 Roger Sayle <roger@eyesopen.com>
17232 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17233 strip zero_extend, bswap and rotates from POCOUNT's argument.
17234 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17235 zero_extend and rotates from PARITY's argument.
17236 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17237 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17238 of an integer constant at compile-time.
17240 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17243 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17245 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17248 * tree-ssa-live.c (remove_unused_locals): Do not remove
17249 TREE_ADDRESSABLE variables.
17250 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17251 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17252 FOR_CLOBBER. Update all users.
17253 If VAR has an associated alias set, add a virtual operand for
17254 it if no alias is found to conflict with the memory reference.
17256 2007-02-07 Jan Hubicka <jh@suse.cz>
17257 Robert Kidd <rkidd@crhc.uiuc.edu>
17259 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
17261 2007-02-07 Ian Lance Taylor <iant@google.com>
17263 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
17265 2007-02-07 Roger Sayle <roger@eyesopen.com>
17267 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
17268 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
17269 tablejumpdi, movsi_to_cr_one): Remove constraints from
17270 define_expand's match_operands.
17272 2007-02-07 Roger Sayle <roger@eyesopen.com>
17274 * global.c (compute_regsets): Move declatation of "i" inside of
17275 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
17277 2007-02-07 Jakub Jelinek <jakub@redhat.com>
17280 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
17281 of INDIRECT_REF <RESULT_DECL>.
17283 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
17285 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
17286 Kaz Kojima <kkojima@gcc.gnu.org>
17289 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
17291 (sh_initialize_trampoline): Add parentheses to avoid a warning.
17293 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17295 * doc/loop.texi: Document possibility not to perform disambiguation
17296 of loops with multiple latches.
17297 * cfgloopmanip.c (alp_enum_p): Removed.
17298 (add_loop): Handle subloops. Use get_loop_body_with_size.
17299 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
17300 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
17301 the new forwarder block.
17302 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
17303 Handle the case latch is NULL.
17304 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
17305 modifications when marking loop exits.
17306 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
17308 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
17309 disambiguate_loops_with_multiple_latches.
17310 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
17311 before fix_loop_structure.
17312 * cfgloop.c: Include pointer-set.h and output.h.
17313 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
17314 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
17315 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
17316 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
17317 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
17318 disambiguate_multiple_latches, get_loop_body_with_size,
17319 disambiguate_loops_with_multiple_latches): New functions.
17320 (flow_loop_dump): Dump multiple latch edges.
17321 (flow_loop_nodes_find): Handle loops with multiple latches.
17322 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
17323 (glb_enum_p): Modified.
17324 (get_loop_body): Use get_loop_body_with_size.
17325 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
17326 (AVOID_CFG_MODIFICATIONS): New constant.
17327 (disambiguate_loops_with_multiple_latches, add_loop,
17328 get_loop_body_with_size): Declare.
17329 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
17331 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
17333 PR inline-asm/28686
17334 * global.c (compute_regsets): New function.
17335 (global_alloc): Refactored ELIMINABLE_REGSET
17336 and NO_GLOBAL_ALLOC_REGS computation out.
17337 (rest_of_handle_global_alloc): Call compute_regsets()
17338 for non-optimizing case.
17340 2007-02-06 Richard Henderson <rth@redhat.com>
17342 * config/i386/constraints.md (Y2): Rename from Y.
17343 (Yi): New constraint.
17344 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
17345 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
17346 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
17347 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
17348 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
17349 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
17350 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
17351 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
17352 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
17353 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
17354 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
17355 vec_extractv2si_1): Change Y constraints to Y2.
17356 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
17357 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
17358 Change Y constraints to Y2.
17359 (sse2_loadld): Change Y constraints to x.
17361 2007-02-06 Roger Sayle <roger@eyesopen.com>
17363 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
17364 (parity<mode>2): New define_expand using rs6000_emit_parity.
17365 * config/rs6000/rs6000.c (rs6000_emit_popcount,
17366 rs6000_emit_parity): New functions.
17367 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
17368 rs6000_emit_parity): Prototype here.
17370 2007-02-06 Ian Lance Taylor <iant@google.com>
17372 * lower-subreg.c (simple_move_operand): Reject CONST.
17373 (resolve_clobber): Call validate_change rather than directly
17374 assigning to XEXP (pat, 0).
17376 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17378 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
17379 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
17380 (tree-cfg.o): Remove hashtab.h dependency.
17382 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
17383 (struct ivopts_data): Change niters to pointer_map_t.
17384 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
17385 (niter_for_exit): Create pointer_map on demand. Change for
17387 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
17388 (free_loop_data): Destroy data->niters if created and reset field.
17389 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
17390 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
17392 * tree-ssa-reassoc.c: Include pointer-set.h.
17393 (bb_rank): Change to long *.
17394 (operand_rank): Change to pointer_map_t.
17395 (find_operand_rank): Return long, -1 if not found. Declare as inline.
17396 (insert_operand_rank): Accept long.
17397 (operand_entry_hash, operand_entry_eq): Remove.
17398 (get_rank): Return long. Adjust for changes above.
17399 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
17401 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
17403 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
17404 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
17405 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
17407 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
17408 directly since it cannot be NULL.
17409 (get_vi_for_tree): Rewrite for pointer_map API.
17410 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
17411 (init_alias_vars): Create vi_for_tree as pointer_map.
17412 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
17414 * tree-cfg.c: Don't include hashtab.h.
17415 (edge_to_cases): Declare as pointer_map.
17416 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
17418 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
17419 (start_recording_case_labels): Create edge_to_cases as pointer_map.
17420 (end_recoding_case_labels): Cleanup edge_to_cases manually before
17422 (record_switch_edge): Delete.
17423 (get_cases_for_edge): Adjust for pointer_map API, inline
17424 record_switch_edge (rewritten for new API), remove goto.
17426 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17428 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
17429 * tree-nested.c: Include pointer-set.h.
17430 (var_map_elt, var_map_eq, var_map_hash): Delete.
17431 (struct nesting_info): Remove GTY marker. Change the two htab_t's
17432 to pointer_map_t's.
17433 (nesting_info_bitmap_obstack): New.
17434 (lookup_field_for_decl): Adjust for pointer_map API.
17435 (lookup_tramp_for_decl): Adjust for pointer_map API.
17436 (get_nonlocal_debug_decl): Adjust for pointer_map API.
17437 (get_local_debug_decl): Adjust for pointer_map API.
17438 (convert_nl_goto_reference): Adjust for pointer_map API.
17439 (convert_nl_goto_receiver): Adjust for pointer_map API.
17440 (create_nesting_tree): Create outside GGC space. Create bitmap on
17441 the new obstack. Create field_map and var_map as pointer_maps.
17442 (free_nesting_tree): Adjust for changes to create_nesting_tree.
17444 (lower_nested_functions): Move root here, no need to NULL it.
17445 Initialize and release the obstack.
17447 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
17449 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
17450 Remove prototypes and make them non-static.
17451 (struct tree_int_map): Remove.
17452 * tree.h (struct tree_int_map): Move here, turning TO into an
17454 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
17456 * tree.h (TREE_COMPLEXITY): Remove.
17457 (struct tree_exp): Remove complexity field.
17458 * tree.c (build1_stat): Don't set it.
17460 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
17461 Victor Kaplansky <victork@il.ibm.com>
17463 * tree-vectorizer.c (vect_is_simple_use): Support induction.
17464 (vect_is_simple_reduction): Support reduction with induction as
17465 one of the operands.
17466 (vect_is_simple_iv_evolution): Fix formatting.
17467 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
17468 formatting. Don't mark induction phis for vectorization.
17469 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
17470 * tree-vect-transform.c (get_initial_def_for_induction): New function.
17471 (vect_get_vec_def_for_operand): Support induction.
17472 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
17474 (vectorizable_reduction): Support reduction with induction as one of
17476 (vectorizable_type_demotion): Use def-type of stmt argument rather
17477 than dummy def-type.
17479 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
17480 flag_tree_scev_cprop.
17481 * common.opt (tree-scev-cprop): New flag.
17483 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
17484 call to vect_get_new_vect_var.
17486 2007-02-06 Ira Rosen <irar@il.ibm.com>
17488 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
17489 vectype is not NULL.
17490 (vect_pattern_recog_1): Likewise.
17492 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17494 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
17495 (fold_negate_expr): Likewise.
17497 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
17500 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
17501 even if cv-qualification is the same.
17503 2007-02-05 Geoffrey Keating <geoffk@apple.com>
17505 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
17506 __enable_execute_stack on completion.
17508 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17510 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
17511 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
17512 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
17513 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
17514 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
17515 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
17516 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
17517 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
17519 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17521 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
17522 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
17523 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
17524 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
17525 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
17526 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
17527 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
17528 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
17529 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
17530 umuldi3_highpart_rex64, umulsi3_highpart_insn,
17531 umulsi3_highpart_zext, smuldi3_highpart_rex64,
17532 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
17533 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
17534 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
17535 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
17536 sqrtextenddfxf2_i387): Added amdfam10_decode.
17538 * config/i386/athlon.md (athlon_idirect_amdfam10,
17539 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
17540 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
17541 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
17542 athlon_ivector_store_amdfam10): New define_insn_reservation.
17543 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
17546 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17548 * config/i386/athlon.md (athlon_call_amdfam10,
17549 athlon_pop_amdfam10, athlon_lea_amdfam10): New
17550 define_insn_reservation.
17551 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
17552 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
17553 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
17555 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17557 * config/i386/athlon.md (athlon_sseld_amdfam10,
17558 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
17559 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
17561 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17563 * config/i386/athlon.md (athlon_sseins_amdfam10): New
17564 define_insn_reservation.
17565 * config/i386/i386.md (sseins): Added sseins to define_attr type
17566 and define_attr unit.
17567 * config/i386/sse.md: Set type attribute to sseins for insertq
17570 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17572 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
17573 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
17574 ssecomi_load_amdfam10, ssecomi_amdfam10,
17575 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
17576 define_insn_reservation.
17577 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
17579 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17581 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
17582 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
17583 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
17584 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
17585 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
17586 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
17587 define_insn_reservation.
17589 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
17590 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
17591 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
17592 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
17593 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
17595 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17597 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
17598 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
17599 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
17600 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
17601 athlon_ssemul_load_k8): Added amdfam10.
17603 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17605 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
17606 (x86_sse_unaligned_move_optimal): New variable.
17608 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
17610 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
17611 for unaligned vector SSE double/single precision loads for AMDFAM10.
17613 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17615 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
17616 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
17617 Define TARGET_CPU_DEFAULT_amdfam10.
17618 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
17619 (processor_type): Add PROCESSOR_AMDFAM10.
17621 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
17622 processor_type in config/i386/i386.h.
17623 Enable imul peepholes for TARGET_AMDFAM10.
17625 * config.gcc: Add support for --with-cpu option for amdfam10.
17627 * config/i386/i386.c (amdfam10_cost): New variable.
17628 (m_AMDFAM10): New macro.
17629 (m_ATHLON_K8_AMDFAM10): New macro.
17630 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
17631 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
17632 x86_promote_QImode, x86_integer_DFmode_moves,
17633 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17634 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
17635 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
17636 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
17637 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
17638 Enable/disable for amdfam10.
17639 (override_options): Add amdfam10_cost to processor_target_table.
17640 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
17641 processor_alias_table.
17642 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
17643 (ix86_adjust_cost): Add code for amdfam10.
17645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17647 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
17648 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
17649 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
17650 * config/i386/i386.h: Add builtin definition for SSE4A.
17651 * config/i386/i386.md: Add support for ABM instructions
17652 (popcnt and lzcnt).
17653 * config/i386/sse.md: Add support for SSE4A instructions
17654 (movntss, movntsd, extrq, insertq).
17655 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
17656 Add -march=amdfam10 flag.
17657 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
17658 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
17660 * doc/extend.texi: Add documentation for SSE4A builtins.
17662 2007-02-05 Bob Wilson <bob.wilson@acm.org>
17664 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
17666 2007-02-05 Richard Guenther <rguenther@suse.de>
17668 * tree-vectorizer.h (vectorizable_function): Add argument type
17669 argument, change return type.
17670 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
17671 * tree-vect-transform.c (vectorizable_function): Handle extra
17672 argument, return vectorized function decl.
17673 (build_vectorized_function_call): Remove.
17674 (vectorizable_call): Handle calls with result and argument types
17675 differing. Handle loop vectorization factor correctly.
17676 * targhooks.c (default_builtin_vectorized_function): Adjust for
17678 * targhooks.h (default_builtin_vectorized_function): Likewise.
17679 * target.h (builtin_vectorized_function): Add argument type
17681 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17682 extra argument, allow vectorizing of lrintf.
17683 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17684 documentation of target hook.
17686 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17689 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17690 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17691 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17693 2007-02-05 Roger Sayle <roger@eyesopen.com>
17695 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17696 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17697 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17698 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17699 before canonicalizing sincos to cexpi.
17700 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17702 2007-02-05 Roger Sayle <roger@eyesopen.com>
17704 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17705 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17706 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17708 2007-02-05 Roger Sayle <roger@eyesopen.com>
17710 * mips-tfile.c (initialize_init_file): Correct endianness test.
17712 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17714 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17715 the 'y' constraint.
17717 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17719 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17720 saves in a PARALLEL before the register assignments.
17722 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17724 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17725 DWARF_FRAME_RETURN_COLUMN to be a general register.
17726 * dwarf2out.c (init_return_column_size): New function, split from...
17727 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17728 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17729 to be nongeneral registers.
17730 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17732 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17733 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17735 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17737 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17739 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17741 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17742 (remove_path): Use can_remove_branch_p and remove_branch instead
17743 of loop_delete_branch_edge.
17744 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17745 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17746 Update profile using scale_dominated_blocks_in_loop.
17747 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17748 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17749 (can_remove_branch_p, remove_branch): Declare.
17750 * tree-cfg.c (tree_can_remove_branch_p): New function.
17751 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17752 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17753 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17755 2007-02-05 Jan Hubicka <jh@suse.cz>
17757 PR middle-end/30696
17758 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17759 nodes in cgraph, don't remove offline copy of the function.
17761 2007-02-04 Jan Hubicka <jh@suse.cz>
17763 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17764 vectors might cause maybe_lookup_element_for_expr to be called
17765 on non-sra-candidate.
17767 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17769 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17770 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17771 spelling conventions.
17773 2007-02-04 Richard Guenther <rguenther@suse.de>
17775 PR middle-end/30636
17776 * fold-const.c (try_move_mult_to_index): Make sure to not
17777 overflow one dimension of a multi-dimensional array access.
17779 2007-02-04 Jan Hubicka <jh@suse.cz>
17781 * passes.c (init_optimization_passes): Reindent.
17783 2007-02-04 Jan Hubicka <jh@suse.cz>
17784 Eric Botcazou <ebotcazou@adacore.com>
17786 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17787 (execute_fixup_cfg): Break out the abnormal goto code.
17788 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17789 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17790 (optimize_inline_calls): Call make_nonlocal_label_edges.
17792 2007-02-04 Jan Hubicka <jh@suse.cz>
17794 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17795 true when something was changed.
17796 (rename_ssa_copies): When something was changed, do
17797 TODO_remove_unused_locals.
17798 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17799 add TODO_remove_unused_locals when instruction was removed.
17801 2007-02-04 Jan Hubicka <jh@suse.cz>
17803 * ipa-inline.c (try_inline): Improve debug output; work on already
17805 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17806 call try_inline for already inlined edges too when flattening;
17807 inline also functions that make callee growth but overall unit size
17810 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17812 * config/m32c/bitops.md, config/m32c/jump.md,
17813 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17814 config/m32r/m32r.h, config/m32r/m32r.md,
17815 config/m32r/predicates.md, config/m68hc11/larith.asm,
17816 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17817 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17818 config/mips/mips-protos.h, config/mips/mips.c,
17819 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17820 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17821 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17822 spelling conventions.
17824 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17825 Follow spelling conventions.
17827 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17829 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17830 warn about C++0x compatibility.
17832 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17834 * config/h8300/h8300.c, config/h8300/h8300.h,
17835 config/h8300/h8300.md: Follow spelling conventions.
17837 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17839 PR middle-end/30667
17840 * combine.c (try_combine): Do not substitute source operand
17841 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17843 2007-02-03 Jan Hubicka <jh@suse.cz>
17845 PR gcov-profile/30650
17846 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17847 do not divide by zero for never executed counters.
17848 (tree_find_values_to_profile): Fix counters.
17849 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17851 2007-02-03 Ian Lance Taylor <iant@google.com>
17853 * lower-subreg.c (simple_move_operand): New static function,
17854 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17856 (simple_move): Call simple_move_operand.
17857 (find_decomposable_subregs): Add special handling of MEMs.
17858 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17859 meaning of return value. If we see a hard register, test whether
17860 it can store a word_mode value. Change all callers.
17862 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17864 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
17865 ftrapv insns and expanders.
17866 (subdi3): Change define_expand operand 1 to arith11_operand, and
17867 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
17868 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
17869 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
17872 PR middle-end/30174
17873 * varasm.c (notice_global_symbol): Treat global objects as weak when
17874 flag_shlib is true.
17876 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17878 * emit-rtl.c (dconstpi): Delete.
17879 (dconstsqrt2): New.
17880 (init_emit_once): Delete dconstpi and init dconstsqrt2.
17881 * real.h (dconstpi): Delete.
17882 (dconstsqrt2): New.
17883 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
17884 (fold_builtin_hypot): Likewise.
17886 2007-02-03 Tom Tromey <tromey@redhat.com>
17889 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
17890 -gcoff3, -gxcoff3, -gvms3 implies -dD.
17892 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
17894 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
17895 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
17896 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
17897 config/rs6000/cell.md, config/rs6000/darwin.h,
17898 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
17899 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
17900 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
17901 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
17902 typos. Follow spelling conventions.
17903 * doc/invoke.texi: Follow spelling conventions.
17905 2007-02-03 Roger Sayle <roger@eyesopen.com>
17907 * simplify-rtx.c (simplify_relational_operation_1): Implement some
17908 canonicalization transformations that attempt to simplify integer
17909 constant comparisons to become comparisons against zero.
17911 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17913 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
17915 * fold-const.c (fold_binary): Fix comment typos. Fold complex
17916 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
17918 2007-02-02 Mike Stump <mrs@apple.com>
17920 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
17921 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
17922 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
17923 generate a branch island.
17925 2007-02-02 Bob Wilson <bob.wilson@acm.org>
17927 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
17928 (xtensa_legitimate_address_p): New.
17929 (xtensa_legitimize_address): New.
17930 (xtensa_output_addr_const_extra): New.
17931 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
17933 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
17934 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
17935 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
17936 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
17937 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
17938 (xtensa_legitimize_address): New.
17939 (xtensa_output_addr_const_extra): New.
17941 2007-02-02 Steve Ellcey <sje@cup.hp.com>
17943 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
17945 2007-02-02 Ian Lance Taylor <iant@google.com>
17947 * expmed.c (expand_divmod): Add comment.
17949 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
17951 * emit-rtl.c (renumber_insns): Remove.
17952 * flags.h: Remove the extern for flag_renumber_insns.
17953 * rtl.h: Remove the prototype for renumber_insns.
17954 * toplev.c (flag_renumber_insns): Remove.
17956 2007-02-02 Hui-May Chang <hm.chang@apple.com>
17958 Revert for x86 darwin:
17959 2005-06-19 Uros Bizjak <uros@kss-loka.si>
17961 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
17962 code before the following patch under TARGET_MACHO.
17963 (ix86_function_value_regno_p): Likewise.
17965 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17967 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
17970 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17973 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
17974 loads to general or fp registers. Add comments.
17975 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
17977 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
17979 * pointer-set.c (insert_aux): Only return insertion slot.
17980 (pointer_set_insert): Adjust.
17981 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
17982 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
17983 pointer_map_traverse): New.
17984 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
17985 pointer_map_create, pointer_map_destroy, pointer_map_insert,
17986 pointer_map_contains, pointer_map_traverse): Declare.
17988 2007-02-02 Jakub Jelinek <jakub@redhat.com>
17990 PR middle-end/30473
17991 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
17992 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
17994 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17996 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
17998 (struct _dep): New type.
17999 (dep_t): New typedef.
18000 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
18001 (DEP_STATUS): New access macro. The macro with the same name was
18002 renamed to DEP_LINK_STATUS.
18003 (dep_init): Declare function
18005 (struct _dep_link): New type.
18006 (dep_link_t): New typedef.
18007 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
18008 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
18009 (DEP_LINK_STATUS): New macro.
18010 (debug_dep_links): New debug function.
18012 (struct _deps_list): New type.
18013 (deps_list_t): New typedef.
18014 (DEPS_LIST_FIRST): New access macro.
18015 (FOR_EACH_DEP_LINK): New cycle macro.
18016 (create_deps_list, free_deps_list, delete_deps_list): Declare
18018 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
18019 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
18020 (copy_deps_list_change_con): Ditto.
18022 (move_dep_link): Declare function.
18024 (struct _dep_node): New type.
18025 (dep_node_t): New typedef.
18026 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
18028 (struct haifa_insn_data.back_deps): New field to hold backward
18029 dependencies of the insn.
18030 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
18032 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
18033 Change its type to deps_list_t.
18034 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
18035 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
18036 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
18038 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
18040 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
18042 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
18044 (dep_cost): Declare.
18046 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
18047 (ds_to_dk, dk_to_ds): New functions.
18049 (init_dep_1): New static function.
18050 (init_dep): New function.
18051 (copy_dep): New static function.
18053 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
18055 (detach_dep_link): New static function.
18056 (move_dep_link): New function.
18058 (dep_links_consistent_p, dump_dep_links): New static functions.
18059 (debug_dep_links): New debugging function.
18061 (deps_obstack, dl_obstack, dn_obstack): New static variables.
18063 (alloc_deps_list, init_deps_list): New static functions.
18064 (create_deps_list): New function.
18065 (clear_deps_list): New static function.
18066 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
18067 (deps_list_consistent_p, dump_deps_list): New static functions.
18068 (debug_deps_list): New function.
18069 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
18071 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
18073 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
18074 use new scheduler dependencies lists.
18075 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
18076 (sched_analyze): Ditto. Initialize dependencies lists.
18077 (add_forw_dep, compute_forward_dependences): Update to use new
18078 scheduler dependencies lists.
18080 (init_dependency_caches): Init deps_obstack.
18081 (free_dependency_caches): Free deps_obstack.
18083 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
18084 new scheduler dependencies lists.
18085 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
18086 (add_back_forw_dep, delete_back_forw_dep): Ditto.
18088 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
18089 Update to use new scheduler dependencies lists.
18090 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
18091 (debug_dependencies): Ditto.
18092 (schedule_region): Update comments.
18094 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
18095 scheduler dependencies lists.
18096 (schedule_ebb): Update comments.
18098 * rtl.def (DEPS_LIST): Remove.
18100 * lists.c (unused_deps_list): Remove.
18101 (free_list): Update assertions.
18103 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
18104 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18106 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
18107 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18109 * haifa-sched.c (comments): Update.
18110 (insn_cost1): Remove. Inline the code into insn_cost ().
18111 (insn_cost): Update to use new scheduler dependencies lists. Move
18112 processing of the dependency cost to dep_cost ().
18113 (dep_cost): New function. Use it instead of insn_cost () when
18114 evaluating cost of the dependency. Use compatible interface to
18115 interact with the target.
18116 (priority): Update to use new scheduler dependencies lists.
18117 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
18118 with greater number of insns that depend on the insn.
18119 (schedule_insn): Update to use new scheduler dependencies lists. Add
18120 code to free backward dependencies lists. Inline and optimize code
18121 from resolve_dep () - see PR28071.
18122 (ok_for_early_queue_removal): Update to use new scheduler dependencies
18123 lists. Update call to targetm.sched.is_costly_dependence hook.
18125 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
18126 scheduler dependencies lists.
18128 (resolve_dep): Remove. Move the logic to schedule_insn ().
18129 (init_h_i_d): Initialize dependencies lists.
18131 (process_insn_depend_be_in_spec): Rename to
18132 process_insn_forw_deps_be_in_spec. Update to use new scheduler
18133 dependencies lists.
18134 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
18135 Update to use new scheduler dependencies lists.
18136 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
18138 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
18139 new scheduler dependencies lists.
18140 (build_intra_loop_deps): Ditto.
18142 * target.h (struct _dep): Declare to use in
18143 gcc_target.sched.is_costly_dependence.
18144 (struct gcc_target.sched.adjust_cost): Fix typo.
18145 (struct gcc_target.sched.is_costly_dependence): Change signature to
18146 use single dep_t parameter instead of an equivalent triad.
18147 (struct gcc_target.sched.adjust_cost_2): Remove.
18149 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
18151 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
18153 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
18155 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
18157 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
18158 (REG_DEP_TRUE): Document.
18160 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
18161 Change signature to correspond to the targetm.sched.adjust_cost hook.
18162 Update use in TARGET_SCHED_ADJUST_COST_2.
18163 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
18164 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
18165 new scheduler dependencies lists.
18166 (ia64_gen_check): Ditto.
18168 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18169 scheduler dependencies lists.
18171 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18172 signature to correspond to the targetm.sched.is_costly_dependence hook.
18173 (is_costly_group): Update to use new scheduler dependencies lists.
18175 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18176 instead of INSN_COST () macro.
18178 2007-02-01 Ian Lance Taylor <iant@google.com>
18180 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18182 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18184 * pa.md (tp_load): Correct mfctl instruction syntax.
18186 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18188 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18189 altivec_padding_size calculation on AIX. Improve comment, add
18190 assert to verify that it's right.
18192 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18195 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18197 PR inline-asm/28686
18198 * global.c (global_alloc): Add mising initialization of
18201 2007-02-01 Roger Sayle <roger@eyesopen.com>
18203 * alias.c (init_alias_analysis): Correct whitespace.
18204 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18205 partition_hot_cold_basic_blocks): Likewise.
18206 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18207 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18208 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18209 fold_builtin_snprintf_chk, fold_builtin_printf,
18210 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18211 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18212 * cfgcleanup.c (cleanup_cfg): Likewise.
18213 * cfgexpand.c (tree_expand_cfg): Likewise.
18214 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18215 * function.c (get_next_funcdef_no): Likewise.
18216 * gengtype.c (main): Likewise.
18217 * genmodes.c (main): Likewise.
18218 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18219 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18220 * ifcvt.c (noce_emit_move_insn): Likewise.
18221 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18223 * stor-layout.c (get_best_mode): Likewise.
18224 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18225 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18226 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18227 perform_var_substitution, solve_graph): Likewise.
18228 * tree-vrp.c (vrp_finalize): Likewise.
18230 2007-02-01 Ian Lance Taylor <iant@google.com>
18232 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18233 high part of a paradoxical subreg, return a constant zero.
18235 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18237 * toplev.c (lang_dependent_init): Call init_set_costs.
18238 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18240 2007-02-01 Richard Guenther <rguenther@suse.de>
18242 PR middle-end/30656
18243 * fold-const.c (fold_negate_expr): Allow negating a
18244 constant if overflow does not change.
18246 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18248 * doc/c-tree.texi (Expression trees): Improve markup.
18249 * doc/tm.texi (Register Classes, Addressing Modes)
18250 (Floating Point): Fix spacing after abbreviations. Fix some
18253 2007-02-01 Ben Elliston <bje@au.ibm.com>
18255 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18256 * doc/contrib.texi: Likewise.
18257 * doc/install.texi: Likewise.
18259 2007-01-31 Richard Henderson <rth@redhat.com>
18260 Ian Lance Taylor <iant@google.com>
18262 * lower-subreg.c: New file.
18263 * rtl.def (CONCATN): Define.
18264 * passes.c (init_optimization_passes): Add pass_lower_subreg and
18265 pass_lower_subreg2.
18266 * emit-rtl.c (update_reg_offset): New static function, broken out
18267 of gen_rtx_REG_offset.
18268 (gen_rtx_REG_offset): Call update_reg_offset.
18269 (gen_reg_rtx_offset): New function.
18270 * regclass.c: Revert patch of 2006-03-05, restoring
18272 (clear_reg_info_regno): New function.
18273 * dwarf2out.c (concatn_loc_descriptor): New static function.
18274 (loc_descriptor): Handle CONCATN.
18275 * common.opt (fsplit_wide_types): New option.
18276 * opts.c (decode_options): Set flag_split_wide_types when
18278 * timevar.def (TV_LOWER_SUBREG): Define.
18279 * rtl.h (gen_reg_rtx_offset): Declare.
18280 (reg_scan_update): Declare.
18281 * regs.h (clear_reg_info_regno): Declare.
18282 * tree-pass.h (pass_lower_subreg): Declare.
18283 (pass_lower_subreg2): Declare.
18284 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
18285 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
18286 -fsplit-wide-types.
18287 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
18288 * Makefile.in (OBJS-common): Add lower-subreg.o.
18289 (lower-subreg.o): New target.
18291 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18293 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
18295 2007-01-31 Anatoly Sokolov <aesok@post.ru>
18298 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
18300 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18302 PR middle-end/29335
18303 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
18305 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
18307 * cfgloop.h: Include vec-prim.h.
18308 (enum li_flags): Remove LI_ONLY_OLD.
18309 (loop_iterator): Changed.
18310 (fel_next, fel_init): Iterate over loop tree.
18311 (FOR_EACH_LOOP_BREAK): New macro.
18312 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
18314 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
18315 * modulo-sched.c (sms_schedule): Ditto.
18316 * tree-vectorizer.c (vectorize_loops): Ditto.
18317 * doc/loop.texi: Update information on loop numbering and behavior of
18318 FOR_EACH_LOOP wrto new loops.
18319 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
18320 add_to_evolution_1): Test nestedness of loops instead of comparing
18322 * tree-chrec.c (chrec_fold_plus_poly_poly,
18323 chrec_fold_multiply_poly_poly, chrec_evaluate,
18324 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
18325 reset_evolution_in_loop): Ditto.
18326 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
18328 2007-01-31 Dirk Mueller <dmueller@suse.de>
18330 * c-common.c (warn_about_parentheses): Separate warning about
18331 un-parenthized sequence of comparison operators from the one
18332 which is supposed to warn about x <= y <= z.
18334 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
18336 * optabs.h (enum optab_index): Add new OTI_isinf.
18337 (isinf_optab): Define corresponding macro.
18338 * optabs.c (init_optabs): Initialize isinf_optab.
18339 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
18341 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
18342 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
18344 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
18345 expand_builtin_interclass_mathfn.
18346 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
18347 * config/i386/i386.md (UNSPEC_FXAM): New constant.
18348 (fxam<mode>2_i387): New insn pattern.
18349 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
18350 built-in functions as x87 inline asm.
18352 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18354 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
18356 2007-01-30 Eric Christopher <echristo@apple.com>
18358 * config.gcc: Add geode.
18360 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18362 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
18363 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
18364 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
18365 value-prof.c: Fix comment typos.
18367 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18370 * doc/invoke.texi (Wpointer-arith): Document warning.
18372 2007-01-30 Janis Johnson <janis187@us.ibm.com>
18374 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
18375 the list of discrepancies from the draft TR.
18377 2007-01-30 Dirk Mueller <dmueller@suse.de>
18380 * doc/invoke.texi (-Wreturn-type): Update description to
18381 match new behavior.
18383 2007-01-30 Richard Sandiford <richard@codesourcery.com>
18385 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
18387 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
18389 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
18390 to handle optabs that operate on floating point input argument and
18391 output to integer output.
18392 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
18393 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
18394 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
18395 expand_builtin_interclass_mathfn ().
18396 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
18397 (ilogbsi2): Remove.
18398 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
18399 ilogbl built-in functions as x87 intrinsics.
18401 2007-01-30 Richard Guenther <rguenther@suse.de>
18403 PR middle-end/27657
18404 * dwarf2out.c (reference_to_unused): Query varpool if the
18405 variable was output.
18407 2007-01-30 Richard Guenther <rguenther@suse.de>
18409 PR middle-end/30313
18410 * passes.c (execute_one_pass): Reset in_gimple_form to not
18411 confuse non-unit-at-a-time mode.
18413 2007-01-29 Roger Sayle <roger@eyesopen.com>
18414 Richard Guenther <rguenther@suse.de>
18416 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
18417 avoid undefined behaviour on overflow. Use force_fit_type_double
18418 to construct the constant with the specified TREE_OVERFLOW.
18420 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18422 * config/dfp-bit.c: Add parameterized support for fp exceptions.
18423 * config/dfp-bit.h: Ditto.
18425 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18427 * c-decl.c (pop_scope): Replace warnings with call to
18428 warn_for_unused_label.
18429 * c-common.h (warn_for_unused_label): Declare.
18430 * c-common.c (warn_for_unused_label): Define.
18432 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18434 * tree-optimize.c (update_inlined_to_pointers): Delete unused
18437 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18439 * Makefile.in (USER_H): Remove decfloat.h.
18440 * ginclude/decfloat.h: Delete, moving contents to ...
18441 * ginclude/float.h: Add support for decimal floating point,
18442 guarded by __STDC_WANT_DEC_FP__.
18444 2007-01-29 Mike Stump <mrs@apple.com>
18446 * doc/gccint.texi (Top): Rename Loop Representation to Loop
18447 Analysis and Representation to resolve case insensitive conflict.
18448 * doc/loop.texi (Loop Analysis and Representation): Likewise.
18450 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
18452 * tree.h (struct tree_memory_tag): Add aliases member.
18453 (MTAG_ALIASES): New macro.
18454 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
18455 (add_may_alias): Remove pointer-set. Update for may_aliases being
18457 (mark_aliases_call_clobbered): Update for may_aliases being a
18459 (compute_tag_properties): Ditto.
18460 (create_partition_for): Ditto.
18461 (compute_memory_partitions): Ditto.
18462 (dump_may_aliases_for): Ditto.
18463 (is_aliased_with): Ditto.
18464 (add_may_alias_for_new_tag): Ditto.
18465 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
18466 (compute_is_aliased): New function.
18467 (compute_may_aliases): Call compute_is_aliased).
18468 (init_alias_info): Initialize alias_bitmap_obstack.
18469 (union_alias_set_into): New function.
18470 (compute_flow_sensitive_aliasing): Use union_aliases_into.
18471 (have_common_aliases_p): Rewrite to take two bitmaps and use
18473 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
18474 Update for bitmaps.
18475 (finalize_ref_all_pointers): Update for add_may_alias changes.
18476 (new_type_alias): Ditto.
18477 * tree-flow-inline.h (may_aliases): Return a bitmap.
18478 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
18479 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
18480 may_aliases being a bitmap.
18481 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
18482 may_aliases now returns a bitmap.
18483 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
18485 * tree-ssa-operands.c (add_virtual_operand): Update for
18486 may_aliases being a bitmap.
18488 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
18490 PR tree-optimization/30630
18491 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
18492 variable as changed.
18494 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
18497 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
18498 expanded only once even if an error occurs.
18500 2007-01-29 Ben Elliston <bje@au.ibm.com>
18502 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
18503 (__gcov_average_profiler): Likewise.
18504 (__gcov_ior_profiler): Likewise.
18505 (__gcov_merge_ior): Likewise.
18507 2007-01-28 Jan Hubicka <jh@suse.cz>
18509 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
18510 * value-prof.c (stringop_block_profile): Likewise.
18512 2007-01-28 Jan Hubicka <jh@suse.cz>
18514 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
18515 Add variant handling histograms; add wrapper.
18516 (clear_storage_via_libcall): Export.
18517 (emit_block_move_hints): Break out from ...; add histograms.
18518 (emit_block_move): ... this one.
18519 (clear_storage_hints): Break out from ...; add histograms.
18520 (clear_storage): ... this one.
18521 (set_storage_via_memset): Handle histogram.
18522 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
18523 (clear_storage_hints, clear_storage_via_libcall): Declare.
18524 (set_storage_via_setmem): Update prototype.
18525 * doc/md.texi (movmem, setmem): Document new arguments.
18527 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
18528 Add new histograms.
18529 (stringop_block_profile): New global function.
18530 (tree_stringops_values_to_profile): Profile block size and alignment.
18531 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
18533 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
18534 (stringop_block_profile): Declare.
18535 * builtins.c: Include value-prof.h.
18536 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
18537 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
18538 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
18539 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
18540 * profile.c (instrument_values): Add new counters.
18541 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
18543 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
18544 (tree_init_edge_profiler): Build new profilers.
18545 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
18546 (pass_tree_profile): Add dump.
18547 (tree_profile_hooks): Update.
18548 * Makefile.in (LIBGCOV): Add new constants.
18549 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
18550 __gcov_ior_profiler): New.
18551 * i386.md (movmem/setmem expanders): Add new optional arguments.
18553 2007-01-28 David Edelsohn <edelsohn@gnu.org>
18555 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
18557 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18559 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
18560 (tree_unswitch_single_loop): Pass eni_size_weights to
18561 tree_num_loop_insns.
18562 * tree-ssa-loop-manip.c: Include tree-inline.h.
18563 (can_unroll_loop_p): Pass eni_size_weights to
18564 tree_num_loop_insns.
18565 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
18566 Pass eni_size_weights to estimate_num_insns.
18567 * tree.h (init_inline_once): Export.
18568 * toplev.c (backend_init): Call init_inline_once.
18569 * cgraphunit.c (cgraph_process_new_functions,
18570 cgraph_analyze_function): Pass eni_inlining_weights to
18571 estimate_num_insns.
18572 * ipa-inline.c (compute_inline_parameters): Ditto.
18573 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
18574 to estimate_num_insns.
18575 (try_unroll_loop_completely): Pass eni_size_weights to
18576 tree_num_loop_insns.
18577 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
18578 ot estimate_num_insns.
18579 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
18580 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
18581 * tree-inline.c (eni_inlining_weights, eni_size_weights,
18582 eni_time_weights): New variables.
18583 (init_inline_once): Initialize them.
18584 (struct eni_data): Mew.
18585 (estimate_num_insns_1, estimate_num_insns): Use weights.
18586 * tree-inline.h (struct eni_weights_d): New.
18587 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
18588 (estimate_num_insns): Declaration changed.
18589 * cfgloop.h (tree_num_loop_insns): Declaration changed.
18590 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
18591 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
18593 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18595 * tree-data-ref.c (conflict_fn): Assert that the number of affine
18596 relations in the conflict function is valid.
18598 2007-01-27 Ian Lance Taylor <iant@google.com>
18600 * common.opt: Add fstrict-overflow.
18601 * opts.c (decode_options): Set flag_strict_overflow if -O2.
18602 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
18603 (TYPE_OVERFLOW_UNDEFINED): Define.
18604 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
18606 * tree.h (TYPE_TRAP_SIGNED): Don't define.
18607 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
18608 (fold_negate_expr): Likewise.
18609 (make_range): Likewise.
18610 (extract_muldiv_1): Likewise.
18611 (maybe_canonicalize_comparison): Likewise.
18612 (fold_comparison): Likewise.
18613 (fold_binary): Likewise.
18614 (tree_expr_nonnegative_p): Likewise.
18615 (tree_expr_nonzero_p): Likewise.
18616 * tree-vrp.c (compare_values): Likewise.
18617 (extract_range_from_binary_expr): Likewise.
18618 (extract_range_from_unary_expr): Likewise.
18619 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
18621 (nowrap_type_p): Likewise.
18622 * tree-scalar-evolution.c (simple_iv): Likewise.
18623 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
18624 (build_range_check): Likewise.
18625 (extract_muldiv_1): Likewise.
18626 (fold_comparison): Likewise.
18627 * tree-vrp.c (vrp_int_const_binop): Likewise.
18628 (extract_range_from_unary_expr): Likewise.
18629 * convert.c (convert_to_integer): Likewise.
18630 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
18631 (fold_comparison): Likewise.
18632 (fold_binary): Likewise.
18633 * optabs.c (optab_for_tree_code): Likewise.
18634 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
18635 * simplify-rtx.c (simplify_const_relational_operation): Check
18636 flag_strict_overflow and flag_trapv.
18637 (simplify_const_relational_operation): Likewise.
18638 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
18639 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
18642 2007-01-27 Roger Sayle <roger@eyesopen.com>
18644 * tree.c (tree_fold_gcd): Delete.
18645 * tree.h (tree_fold_gcd): Remove prototype.
18646 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
18647 test whether one constant integer is a multiple of another. Instead
18648 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
18649 * fold-const.c (multiple_of_p): We've determined both TOP and
18650 BOTTOM are integer constants so we can call int_const_binop directly
18651 instead of the more generic const_binop.
18653 2007-01-27 Roger Sayle <roger@eyesopen.com>
18655 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
18656 1*X check that the constant hasn't overflowed, to preserve the
18658 (round_up): Provide an efficient implementation when rouding-up an
18659 INTEGER_CST to a power-of-two.
18661 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18663 * doc/sourcebuild.texi: Add comma for clarity.
18664 * doc/extend.texi: Fix some typos.
18665 * doc/passes.texi: Likewise.
18666 * doc/cppinternals.texi: Likewise.
18667 * doc/c-tree.texi: Likewise.
18668 * doc/tree-ssa.texi: Likewise.
18669 * doc/install.texi: Likewise.
18671 2007-01-27 Jan Hubicka <jh@suse.cz>
18673 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
18674 (pass_sra): Do not require alias information.
18675 * passes.c (init_optimization_passes): Add SRA
18677 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18679 * tracer.c (rest_of_handle_tracer): We already cleaned
18680 up the CFG in tracer() so don't do it here again.
18681 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18682 cleanup_cfg here, either. And don't call renumber_insns.
18684 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18685 and BB_HEAD are in the insn stream here. Instead make sure
18686 that BB_INSN is valid on all insns. Also, do check here that
18687 there are no pending branch predictions...
18688 (rtl_verify_flow_info): ...instead of doing it here. Checks
18689 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18692 2007-01-26 Roger Sayle <roger@eyesopen.com>
18694 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18695 function to simplify/factorize operand order canonicalization.
18696 (ix86_fixup_binary_operands): Reorganize using the above function.
18697 (ix86_binary_operator_ok): Likewise.
18699 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18701 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18702 file scope from optimize_attrs.
18703 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18705 (optimize_attrs): Clear insn_code_values after freeing it.
18707 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18709 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18710 a parts.base assignment.
18712 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18714 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18715 (compute_subscript_distance, initialize_data_dependence_relation,
18716 finalize_ddr_dependent, analyze_ziv_subscript,
18717 analyze_siv_subscript_cst_affine,
18718 compute_overlap_steps_for_affine_univar,
18719 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18720 analyze_siv_subscript, analyze_miv_subscript,
18721 analyze_overlapping_iterations, subscript_dependence_tester_1,
18722 compute_self_dependence, free_dependence_relation): Work
18723 with affine_fn instead of chrecs.
18724 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18725 common_affine_function, affine_function_base,
18726 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18727 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18728 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18729 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18730 (all_chrecs_equal_p): Removed.
18731 * tree-data-ref.h (affine_fn, conflict_function): New types.
18732 (struct subscript): Change type of conflicting_iterations_in_a
18733 and conflicting_iterations_in_b.
18735 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18738 * config/pa/pa.h (TARGET_HPUX_11): New.
18739 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18740 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18742 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18743 Richard Guenther <rguenther@suse.de>
18745 * tree-ssa-structalias.c (solve_graph): Handle case
18746 we merged the variable to another.
18748 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18750 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18753 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18754 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18756 2007-01-25 DJ Delorie <dj@redhat.com>
18758 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18759 allow changes to modes which don't fit in those registers.
18761 * reload1.c (choose_reload_regs): Check for invalid subregs before
18762 computing their locations, not after.
18764 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18767 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18768 save Altivec registers in an eh_return function.
18769 (compute_vrsave_mask): Likewise.
18770 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18771 for saving Altivec registers.
18772 (rs6000_emit_prologue): Don't allocate stack twice in
18773 eh_return function. Correct expected value of altivec_save_offset
18774 when using save_world. Describe save of R0 to stack when using
18775 save_world. Describe stack pointer adjustment when using
18776 save_world. Remove duplicated eh_return parameter register saving.
18777 Update sp_offset variable after save_world.
18778 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18780 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18781 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18784 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18786 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18788 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18791 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18792 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18794 2007-01-25 Richard Guenther <rguenther@suse.de>
18796 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18797 * common.opt (-Wcoverage-mismatch): New warning option.
18798 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18799 if -Wcoverage-mismatch is given.
18801 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18803 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18804 (ipcp_driver): Change to static definition.
18805 Add dumping of the ifunctions.
18806 (constant_val_insert): Remove unused parameter. Support for SSA.
18807 (ipcp_propagate_const): Support for SSA.
18808 (ipcp_profile_bb_print): Print only analyzed nodes.
18809 (ipcp_replace_map_create): Remove support for Fortran constant
18811 * ipa-prop.c (ipa_method_modify_stmt,
18812 ipa_callsite_compute_param): Support for SSA.
18813 * ipa-prop.h (ipcp_driver): Remove declaration.
18814 (IS_VALID_TREE_MAP_INDEX): Add define.
18816 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18818 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18820 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18822 PR middle-end/30447
18823 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18824 constant argument to cabs and do it without checking for
18825 -funsafe-math-optimizations.
18827 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18829 * c-common.h (RID_FIRST_CXX0X): New.
18830 (RID_LAST_CXX0X): New.
18831 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18833 * c.opt (Wc++0x-compat): New.
18834 * doc/invoke.texi (-Wc++0x-compat): Document.
18836 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18838 * builtins.c (fold_builtin_carg): New.
18839 (fold_builtin_1): Use it.
18841 2007-01-24 Jan Hubicka <jh@suse.cz>
18843 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18845 * ipa-inline.c (initial_insns, max_insns): Delete.
18846 (compute_max_insns): New function.
18847 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18848 amount of insns as base for code growth.
18849 (cgraph_decide_inlining): Make initial_insns local; do not compute
18851 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18852 * doc/invoke.texi (inline-unit-growth): Update docs.
18854 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18856 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18857 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18858 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18859 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
18860 for CPUs that have PTA_CX16 set.
18862 PR middle-end/27416
18863 * gimplify.c (omp_check_private): New function.
18864 (gimplify_scan_omp_clauses): Use it for
18865 firstprivate/lastprivate/reduction.
18867 PR middle-end/30494
18868 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
18869 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
18871 PR middle-end/30421
18872 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
18873 If lower_lastprivate_clauses emits some statements, append them
18874 to dlist rather than body_p and to body_p append an initializer.
18875 (lower_omp_for): Adjust caller.
18877 2007-01-24 Steve Ellcey <sje@cup.hp.com>
18879 * target.h (globalize_decl_name): New.
18880 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18881 * output.h (default_globalize_decl_name): New.
18882 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
18884 (globalize_decl): Ditto.
18885 (default_globalize_decl_name): New.
18886 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
18887 (ia64_handle_version_id_attribute): New.
18888 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
18889 (ia64_asm_output_external): Use globalize_decl_name instead
18890 of globalize_label.
18891 * doc/extend.texi (version_id): New pragma.
18892 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
18894 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18896 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
18897 _uleb128_t and _Unwind_SWord with _sleb128_t.
18898 * unwind-dw2.c (extract_cie_info, execute_stack_op,
18899 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
18901 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
18902 * unwind-pe.h (read_uleb128, read_sleb128,
18903 read_encoded_value_with_base): Likewise.
18904 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
18906 2007-01-24 Richard Guenther <rguenther@suse.de>
18908 * builtins.c (expand_builtin_cexpi): Get the fndecl
18909 for cexp in the correct way.
18911 2007-01-24 Jan Hubicka <jh@suse.cz>
18913 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
18916 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18918 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
18919 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
18920 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
18921 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
18922 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
18923 __SIZEOF_PTRDIFF_T__.
18924 * doc/cpp.texi: Documentation for the new builtin macros added.
18926 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
18928 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
18929 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
18930 instead of operands[2] to avoid access past the end of array.
18932 2007-01-24 Richard Sandiford <richard@codesourcery.com>
18934 * reload1.c (emit_reload_insns): Pass the reload register
18935 for a non-spill output reload through forget_old_reloads_1.
18937 2007-01-23 Joseph Myers <joseph@codesourcery.com>
18939 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18940 _SOFT_DOUBLE if doubles use software floating-point.
18941 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
18942 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18943 * config/rs6000/darwin-ldouble.c: Also compile functions for
18944 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
18945 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
18946 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
18947 commented-out long double override.
18948 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
18949 * config/rs6000/eabispe.h: Likewise.
18950 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
18951 long double for non-SPE.
18952 (rs6000_handle_option): Likewise.
18953 (invalid_e500_subreg): Disallow more subregs involding DImode,
18954 DFmode, TImode or TFmode.
18955 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
18957 (legitimate_lo_sum_address_p): Also check for TFmode for E500
18959 (rs6000_legitimize_address): Also handle TFmode for E500 double.
18960 (rs6000_legitimize_reload_address): Also handle TFmode for E500
18962 (rs6000_legitimate_address): Also check for TFmode for E500
18964 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
18965 (spe_build_register_parallel): Handle TFmode and TCmode.
18966 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
18968 (function_arg): Handle TFmode and TCmode for E500 double.
18969 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
18971 (print_operand): Handle TFmode and TImode for %y.
18972 (rs6000_generate_compare): Handle TFmode comparisons for E500
18974 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
18975 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
18976 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
18977 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
18978 TFmode for E500 double.
18979 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
18980 (floatsidf2): Enable for E500 double.
18981 (movtf_softfloat): Use rs6000_nonimmediate_operand.
18982 (extenddftf2): Change to extenddftf2_fprs.
18983 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
18984 depending on TARGET_E500_DOUBLE.
18985 (extendsftf2): Enable for E500 double.
18986 (trunctfdf2): Enable for E500 double.
18987 (trunctfsf2): Change to trunctfsf2_fprs.
18988 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
18989 depending on TARGET_E500_DOUBLE.
18990 (floatsitf2): Enable for E500 double.
18991 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
18992 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
18993 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
18994 (negtf2): Change to negtf2_internal.
18995 (negtf2): New expander.
18996 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
18997 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
18998 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
18999 (movdi_internal32): Use rs6000_nonimmediate_operand.
19000 (unnamed splitter): Likewise.
19001 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
19002 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
19003 (SPE64TF, DITI): New mode macros.
19004 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
19007 (frob_<mode>_di_2): New.
19008 (frob_tf_di_8_2): New.
19009 (frob_di_df): Change to frob_di_<mode>; allow more modes.
19011 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
19013 (frob_ti_<mode>_8_2): New.
19014 (frob_ti_tf_2): New.
19015 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
19016 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
19018 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
19019 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
19020 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
19021 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
19022 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
19023 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
19026 2007-01-23 Ian Lance Taylor <iant@google.com>
19028 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
19030 (OBJS-archive): Reformat, alphabetize.
19031 (OBJS): Change out_object_file to OBJS-md.
19033 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
19035 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19036 JUMP_P and CALL_P predicates where applicable.
19037 * config/i386/i386.c: Ditto.
19038 * config/i386/i386.md: Ditto.
19039 * config/i386/mmx.md: Ditto.
19040 * config/i386/predicates.md: Ditto.
19042 2007-01-22 Andreas Schwab <schwab@suse.de>
19044 * config/m68k/m68k.h: Fix comment.
19046 2007-01-22 Jan Hubicka <jh@suse.cz>
19048 * passes.c (init_optimization_passes): Do not rerun
19049 pass_early_warn_uninitialized.
19051 2007-01-22 Richard Guenther <rguenther@suse.de>
19053 PR tree-optimization/30038
19054 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
19056 (execute_cse_sincos_1): Likewise.
19057 (execute_cse_sincos): Likewise.
19058 (gate_cse_sincos): Likewise.
19059 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
19060 the cexpi() canonicalization of sincos().
19061 * tree-pass.h (pass_cse_sincos): Declare.
19062 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
19064 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19066 PR rtl-optimization/29329
19067 * combine.c (replaced_rhs_insn): Rename to i2mod.
19068 (replaced_rhs_value): Rename to i2mod_new_rhs.
19069 (i2mod_old_rhs): New global variable.
19070 (combine_instructions): Adjust for above change. Save a copy of
19071 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
19072 note are substituted in the second instruction.
19073 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
19074 ditch the note if it pertains to the second eliminated register
19075 and this register is mentioned in i2mod_old_rhs.
19078 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
19080 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
19081 the insn to which the note was originally attached.
19083 2007-01-21 Jan Hubicka <jh@suse.cz>
19085 * ipa-inline.c (inlining_mode): Comment, move up.
19086 (cgraph_decide_inlining_incrementally): Do not perform inlining
19087 itself; fix handling of flattening of self recursive functions.
19088 (cgraph_find_cycles): Remove.
19089 (cgraph_flatten_node): Remove.
19090 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
19091 (try_inline): New function.
19092 (cgraph_early_inlining): Update call of
19093 cgraph_decide_inlining_incrementally. Apply inlining here.
19094 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
19096 2007-01-21 Dirk Mueller <dmueller@suse.de>
19099 * tree-vrp.c (check_array_bounds): do not warn
19100 about ADDR_EXPR's of ARRAY_REF's which are immediately
19101 used in binary expressions.
19103 2007-01-21 Ira Rosen <irar@il.ibm.com>
19105 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
19106 read_write_dep and macros for its access.
19107 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
19108 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
19109 argument, call vect_check_interleaving for every independent pair of
19110 data-refs. Mark loads that access the same memory location as a store
19112 (vect_check_dependences): Remove.
19113 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
19114 call, fix the call to vect_analyze_data_ref_dependence.
19115 (vect_analyze_data_ref_access): For statements that access the same
19116 data-ref, check that they are not stores; for loads, check that there
19117 is no store that access the same location.
19119 2007-01-20 Roger Sayle <roger@eyesopen.com>
19120 Joseph Myers <joseph@codesourcery.com>
19122 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
19123 (-fdump-rtl-stack): Likewise.
19124 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
19125 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
19126 (-mpt-fixed): Use @minus{} for minus sign.
19127 (Using Precompiled Headers): Fix under/overfull hbox.
19129 2007-01-20 Jan Hubicka <jh@suse.cz>
19131 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
19132 place within annotation.
19134 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19136 * pa.c (output_move_double): Change array size of xoperands to 4.
19138 2007-01-20 Jan Hubicka <jh@suse.cz>
19140 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
19143 2007-01-19 Ian Lance Taylor <iant@google.com>
19145 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
19146 constant to unsigned HOST_WIDE_INT before negating.
19148 2007-01-19 Ian Lance Taylor <iant@google.com>
19150 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
19152 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
19153 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19154 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
19155 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
19156 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19157 (realloc_vdef, realloc_vuse): Change second parameter to
19159 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
19160 fields to unsigned.
19161 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
19162 unsigned. Change x and lim locals to unsigned.
19163 (realloc_vdef, realloc_vuse): Change num_elem parameter to
19165 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
19166 (copy_virtual_operands): Change i and n locals to unsigned.
19168 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19170 PR middle-end/29335
19171 * builtins.c (fold_builtin_1): Handle builtin fdim.
19173 2007-01-20 Jan Hubicka <jh@suse.cz>
19175 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19176 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19177 init_alias_heapvars.
19178 (init_alias_heapvars): Initialize only when not already initialized.
19179 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19181 2007-01-19 Roger Sayle <roger@eyesopen.com>
19183 * common.opt (fsigned-zeros): New command line option.
19184 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19185 of flag_unsafe_math_optimizations.
19186 * opts.c (set_fast_math_flags): The -ffast-math command line option
19187 implies -fno-signed-zeros.
19188 (fast_math_flags_set_p): Likewise.
19190 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19191 the documentation of -ffast-math appropriately. Wrap long lines.
19193 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19195 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19196 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19198 2007-01-19 Tomas Bily <tbily@suse.cz>
19200 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19202 (tree_init_ic_make_global_vars): New function
19203 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19204 (tree_gen_ic_profiler): New function
19205 (tree_gen_ic_func_profiler): New function
19206 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19207 (tree_profile_hooks): Added hook for indirec/virtual calls
19208 * value-prof.c (tree_find_values_to_profile): New case for
19210 (tree_values_to_profile): Call for determining indirect/virtual
19212 (tree_indirect_call_to_profile): New function
19213 (tree_ic_transform): New function
19214 (tree_ic): New function
19215 (find_func_by_pid): New function
19216 (init_pid_map): New function
19217 (tree_value_profile_transformations): Added check for
19218 indirect/virtual call transformation
19219 * value-prof.h (enum hist_type): New counter type for
19220 indirect/virtual calls
19221 (profile_hooks): Added new hook for profiling indirect/virtual
19223 * profile.c (instrument_values): New case for indirect/virtual
19225 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19226 (GCOV_COUNTER_V_INDIR): New counter type
19227 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19228 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19230 * cgraph.c: Definition of cgraph_max_pid
19231 (cgraph_create_node): Default init of pid attribute
19232 * cgraph.h: Declaration of cgraph_max_pid
19233 (struct cgraph_node): Added pid attribute
19234 * libgcov.c (__gcov_indirect_call_profiler): New function
19235 (__gcov_one_value_profiler_body): New function
19236 (__gcov_one_value_profiler): Body was moved to
19237 __gcov_one_value_profiler_body and calls it
19239 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19241 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19242 * gengtype.c (write_types_data, write_func_for_structure,
19243 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19244 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19245 (walk_type, write_func_for_structure): Generate the mark_hook if
19248 2007-01-19 Jan Hubicka <jh@suse.cz>
19250 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19251 'early' argument take inlining mode argument specifying whether to
19252 inline for size/speeed or all functions; add support for flattening;
19254 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19256 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19259 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
19260 the name of the declared identifier.
19262 2007-01-19 Dirk Mueller <dmueller@suse.de>
19264 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
19265 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
19266 duplicate evaluation.
19268 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19270 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
19271 Macroize expander using X87MODEF12 mode macro. Extend operand 1
19272 to XFMode, use acosxf2 and truncate result to requested mode.
19273 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19274 (asin<mode>2): Similarly, with asin expanders.
19275 (*fscalexf4_i387): Rename from *fscalexf4.
19276 (expNcorexf3): New expander.
19277 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
19278 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
19279 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
19280 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
19281 patterns for SSE math.
19282 (exp10<mode>2): Similarly, with exp10 expanders.
19283 (exp2<mode>2): Similarly, with exp2 expanders.
19284 (expm1<mode>2): Similarly, with expm1 expanders.
19285 (ldexp<mode>3): Similarly, with ldexp expanders.
19286 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
19287 Use gen_truncxf<mode>2_i387_noop to truncate result.
19289 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19291 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
19292 for ColdFire targets.
19294 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
19295 Richard Sandiford <richard@codesourcery.com>
19297 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
19298 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
19299 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
19300 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
19301 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19302 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19304 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19306 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
19307 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
19308 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
19309 (*adddi_dilshr32_cf): New pattern.
19310 (adddi3, subdi3): Remove first alternatives.
19312 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19314 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
19315 implemented using move.l, do not use its cc result for floating-point
19318 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19320 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
19321 from accepting 's' constraints if flag_pic.
19323 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19325 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
19326 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
19327 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
19328 condition from TARGET_68881 to TARGET_HARD_FLOAT.
19330 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
19332 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
19333 ColdFire alternatives.
19334 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
19335 * config/m68k/m68k.md (clzsi2): Define for ColdFire
19336 architectures that support ff1 instruction.
19338 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19339 Julian Brown <julian@codesourcery.com>
19341 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
19342 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
19343 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
19346 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19348 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
19350 (output_move_const_into_data_reg, output_move_simode_const): Delete.
19351 * config/m68k/m68k.c (const_method, const_int_cost): Take a
19352 HOST_WIDE_INT instead of an rtx.
19353 (m68k_rtx_costs): Update call accordingly.
19354 (output_move_const_into_data_reg): Likewise. Fix formatting.
19355 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
19357 (output_move_simode_const): Update calls after above changes.
19358 Rework to use automatic variables and predicates like MEM_P.
19359 * config/m68k/m68k.md (pushexthisi_const): Update call to
19362 2007-01-19 Dirk Mueller <dmueller@suse.de>
19364 * tree-ssa-alias.c (perform_var_substitution): Fix typo
19365 in dump_flags test.
19367 2007-01-19 Richard Guenther <rguenther@suse.de>
19369 * builtins.c (expand_builtin_cexpi): Fall back to expanding
19370 via cexp in case sincos is not available.
19372 2007-01-19 Richard Guenther <rguenther@suse.de>
19374 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
19375 * defaults.h (TARGET_HAS_SINCOS): Default to off.
19376 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
19377 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
19378 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
19379 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
19380 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
19381 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
19383 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19385 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
19387 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
19388 (atan2xf3): Directly generate RTL pattern.
19389 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
19390 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19391 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19392 disable patterns for SSE math.
19393 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
19394 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19395 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19396 disable patterns for SSE math.
19398 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
19400 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
19402 2007-01-18 Roger Sayle <roger@eyesopen.com>
19404 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
19405 VIEW_CONVERT_EXPR to the same type as it's operand.
19407 2007-01-18 David Edelsohn <edelsohn@gnu.org>
19409 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
19410 configured for long double 128.
19412 2007-01-18 Mike Stump <mrs@apple.com>
19414 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
19417 2007-01-18 Michael Meissner <michael.meissner@amd.com>
19419 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
19422 2007-01-18 Jan Hubicka <jh@suse.cz>
19424 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
19425 greater than NUM_VOP_FREE_BUCKETS.
19427 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
19429 * tree-ssa-structalias.c: Update comments.
19430 (ptabitmap_obstack): Removed.
19431 (pta_obstack): New.
19432 (oldpta_obstack): Ditto.
19433 (stats): Add a few members.
19434 (struct variable_info): Remove node, complex, address_taken, and
19435 indirect_target members. Add oldsolution member.
19436 (new_var_info): Do not initialize removed members.
19437 (constraint_expr_type): Remove INCLUDES.
19438 (constraint_graph): Add size, implicit_preds, rep,
19439 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
19440 (FIRST_REF_NODE): New macro.
19441 (LAST_REF_NODE): Ditto.
19442 (FIRST_ADDR_NODE): Ditto.
19443 (find): New function.
19445 (dump_constraint): Do not handle INCLUDES.
19446 (insert_into_complex): Do not insert duplicate constraints.
19447 (condense_varmap_nodes): Renamed and rewritten into ...
19448 (merge_node_constraints): This. Also fix bug in handling of
19449 offseted copy constraints.
19450 (clear_edges_for_node): No longer need to deal with preds at all,
19451 or removing associated preds/succs.
19452 (merge_graph_nodes): Deal with indirect_cycles.
19453 Don't deal with predecessors.
19454 (add_implicit_graph_edge): New function.
19455 (add_pred_graph_edge): Ditto.
19456 (add_graph_edge): Don't deal with predecessors.
19457 (build_constraint_graph): Removed.
19458 (build_pred_graph): New function.
19459 (build_succ_graph): Ditto.
19460 (struct scc_info): Removed in_component. Added roots, dfs, and
19461 node_mapping. Remove visited_index, unification_queue.
19462 (scc_visit): Deal with union-find we do now.
19463 Deal with cycles with REF nodes.
19464 (collapse_nodes): Renamed and rewritten to ...
19465 (unify_nodes): This.
19466 (process_unification_queue): Removed.
19467 (topo_visit): Cleanup
19468 (do_da_constraint): Use find.
19469 (do_sd_constraint): Ditto.
19470 (do_ds_constraint): Ditto.
19471 (do_complex_constraint): Ditto.
19472 (init_scc_info): Update for removed and added members.
19473 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
19474 (find_indirect_cycles): This.
19475 (equivalence_class): New variable.
19476 (label_visit): New function.
19477 (perform_variable_substitution): Rewritten.
19478 (free_var_substitution_info): New function.
19479 (find_equivalent_node): Ditto.
19480 (move_complex_constraints): Ditto.
19481 (eliminate_indirect_cycles): Ditto.
19482 (solve_graph): Only propagate changed bits.
19483 Use indirect cycle elimination.
19485 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
19486 (tree_id_eq): Renamed to ...
19487 (tree_vi_eq): This. Update for member change
19488 (insert_id_for_tree): Renamed and rewritten to ...
19489 (insert_vi_for_tree): This.
19490 (lookup_id_for_tree): Renamed and rewritten to ...
19491 (lookup_vi_for_tree): This.
19492 (get_id_for_tree): Renamed and rewritten to ...
19493 (get_vi_for_tree): Ditto.
19494 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
19495 (process_constraint): Don't handle INCLUDES.
19496 Remove special ADDRESSOF case.
19497 (find_func_aliases): Rewrite to use vi functions instead of id
19499 (create_function_info_for): Ditto.
19500 (create_variable_info_for): Ditto.
19501 (intra_create_variable_infos): Ditto.
19502 (merge_smts_into): Ditto.
19503 (find_what_p_points_to): Ditto.
19504 (init_base_vars): Ditto.
19505 (init_alias_vars): Ditto.
19506 (remove_preds_and_fake_succs): New function.
19507 (dump_sa_points_to_info): Dump new stats.
19508 (dump_solution_for_var): Use find.
19509 (set_used_smts): Fix formatting.
19510 (compute_points_to_sets): Updated for new functions.
19511 (ipa_pta_execute): Ditto.
19513 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19514 Richard Sandiford <richard@codesourcery.com>
19516 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
19518 * calls.c (expand_call): If the return value is a PARALLEL,
19519 extract its first member.
19520 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
19521 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19522 use FUNCTION_EXTRA_EPILOGUE.
19523 (m68k_function_value): Return a PARALLEL if the return value
19524 is of a pointer type.
19525 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
19526 (FUNCTION_EXTRA_EPILOGUE): Remove.
19527 * config/m68k/m68k.md (D0_REG): New constant.
19529 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19531 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19532 output a NOP for empty epilogues.
19534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19536 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
19537 before function. Extend register save check to include all
19538 registers, not just integer ones.
19540 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19542 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
19543 (m68k_use_return_insn): ...this.
19544 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
19545 * config/m68k/m68k.c (use_return_insn): Rename to...
19546 (m68k_use_return_insn): ...this.
19547 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
19548 of USE_RETURN_INSN.
19550 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19552 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
19553 nearest even, fix denormal rounding overflow.
19555 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19557 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
19558 f%$smove and f%$move.
19559 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
19560 (extendsfdf2_cf): Use fdmove instead of f%&move.
19561 (truncdfsf2_cf): Use fsmove instead of f%$smove.
19562 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
19564 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19566 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
19569 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19571 * real.h (real_format): Add a canonical_nan_lsbs_set field.
19572 (coldfire_single_format): Declare.
19573 (coldfire_double_format): Likewise.
19574 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
19575 of qnan_msb_set to determine the lower bits of a canonical
19577 (encode_ieee_double): Likewise.
19578 (encode_ieee_quad): Likewise.
19579 (ieee_single_format): Initialize canonical_nan_lsbs_set.
19580 (mips_single_format): Likewise.
19581 (ieee_double_format): Likewise.
19582 (mips_double_format): Likewise.
19583 (ieee_extended_motorola_format): Likewise.
19584 (ieee_extended_intel_96_format): Likewise.
19585 (ieee_extended_intel_128_format): Likewise.
19586 (ieee_extended_intel_96_round_53_format): Likewise.
19587 (ibm_extended_format): Likewise.
19588 (mips_extended_format): Likewise.
19589 (ieee_quad_format): Likewise.
19590 (mips_quad_format): Likewise.
19591 (vax_f_format): Likewise.
19592 (vax_d_format): Likewise.
19593 (vax_g_format): Likewise.
19594 (i370_single_format): Likewise.
19595 (i370_double_format): Likewise.
19596 (decimal_single_format): Likewise.
19597 (decimal_double_format): Likewise.
19598 (decimal_quad_format): Likewise.
19599 (c4x_single_format): Likewise.
19600 (c4x_extended_format): Likewise.
19601 (real_internal_format): Likewise.
19602 (coldfire_single_format): New real_format.
19603 (coldfire_double_format): Likewise.
19604 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
19605 canonical_nan_lsbs_set.
19606 (pdp11_d_format): Likewise.
19607 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
19608 if TARGET_COLDFIRE_CPU.
19610 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19612 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
19613 (output_call, m68k_legitimize_call_address): Declare.
19614 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
19615 parenthesees. Add support for a 'W' constraint.
19616 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
19617 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
19618 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
19619 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
19621 (override_options): Initialize them. Do not set flag_no_function_cse
19622 for TARGET_ID_SHARED_LIBRARY.
19623 (m68k_output_pic_call): Delete.
19624 (m68k_legitimize_call_address): New function.
19625 (print_operand): Remove the %o prefix. Handle the %p prefix.
19626 (output_call): New function.
19627 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
19628 target address from the GOT if symbolic jumps are not allowed.
19629 * config/m68k/m68k.md (call, general_operand): Do not set
19630 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
19631 Merge separate flag_pic and !flag_pic define_insns into...
19632 (*call, *call_value): ...these new patterns. Match the address
19633 rather than the containing MEM and require it to be a call_operand.
19634 Use output_call to generate the asm template.
19635 * config/m68k/predicates.md (const_call_operand): New predicate.
19636 (call_operand): Likewise.
19638 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19640 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
19641 (STACK_GROWS_DOWNWARD): Define to 1.
19642 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
19643 comments, emphasizing that these values are only defaults.
19644 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
19645 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
19647 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19649 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
19651 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19652 Richard Sandiford <richard@codesourcery.com>
19654 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
19655 (FP_REGNO_P): New macros.
19656 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
19657 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
19658 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
19659 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
19661 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19663 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19664 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
19666 * config/m68k/t-floatlib: New file, extracting common code from...
19667 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
19668 * config/m68k/t-uclinux: Here.
19669 * config/m68k/fpgnulib.c: Do not compile extendeed precision
19670 routines on ColdFire targets.
19672 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19674 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19675 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19676 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19677 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19678 explicitly set MOTOROLA to 1.
19679 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19681 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19682 Nathan Sidwell <nathan@codesourcery.com>
19684 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19685 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19686 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19687 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19688 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19689 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19690 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19691 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19692 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19693 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19694 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19695 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19696 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19697 (DBX_REGISTER_NUMBER): Delete.
19698 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19699 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19700 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19702 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19704 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19705 * config/flat.h: New file.
19706 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19707 OBJECT_FORMAT_FLAT.
19708 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19709 indirect references for -msep-data or -mid-shared-library.
19710 Do not use PC-relative code addresses either.
19711 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19713 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19714 for shared libraries and crt1.o for executables. Use crti.o and
19716 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19717 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19718 Do not add -elf2flt or -shared-lib-id options here.
19719 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19720 Pass -shared-lib-id if -mid-shared-library, taking the library
19721 identifier from -mshared-library-id if given, otherwise
19723 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19724 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19725 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19726 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19727 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19728 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19730 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19731 jump sequence for ISA A and ISA A+.
19732 (PICJUMP): Likewise.
19734 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19736 * config.gcc (m68k-*-uclinux*): Base the port on the common
19737 and m68k GNU/Linux files rather than on the generic ELF ones.
19738 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19739 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19741 2007-01-18 Julian Brown <julian@codesourcery.com>
19742 Richard Sandiford <richard@codesourcery.com>
19744 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19745 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19746 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19748 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19749 80 unconditionally.
19750 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19754 * doc/install.texi: Document m68k-uclinuxoldabi.
19755 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19756 * config/m68k/uclinux-oldabi.h: New file, copied from
19757 config/m68k/uclinux.h.
19759 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19761 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19762 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19763 (m32r_compute_frame_size): Use unsigned for regno.
19764 (m32r_reload_lr): Use gen_frame_mem.
19766 (m32r_output_function_epilogue): Don't output the function epilogue
19768 (m32r_expand_epilogue): New.
19769 (direct_return): Return false if the function has the interrupt
19771 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19772 * config/m32r/m32r.md (epilogue): New expander.
19773 (return_lr, return_rte): New insns.
19774 (return): Make it expander.
19775 (return_normal): New expander.
19777 2007-01-18 Josh Conner <jconner@apple.com>
19780 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19781 support for UNLE, UNLT, UNGE, and UNGT.
19783 2007-01-18 Jan Hubicka <jh@suse.cz>
19785 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19786 * tree-tailcall (add_virtual_phis): Likewise.
19787 (optimize_tail_call): Return TODOs.
19788 (execute_tail_calls): Return TODOs.
19789 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19790 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19792 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19793 Cleanup cfg using TODO.
19794 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19795 * passes.c (execute_function_todo): When cleanup did something, remove
19797 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19798 (make_edges): Don't cleanup_cfg.
19800 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19802 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19803 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19804 operate on the top of stack.
19805 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19806 register handling of instructions that output to the second
19808 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19809 (move_for_stack_reg): Special-case check for dead destination
19810 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19812 * config/i386/i386.md (UNSPEC_TAN): New constant.
19813 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19814 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19815 to correctly model move of constant 1.0 to top stack slot.
19816 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19817 (unnamed peephole2 pattern): Remove corresponding peephole2
19818 pattern that optimizes tan insn and loading of constant 1.0.
19819 (tanxf2): Use fptanxf4_i387.
19820 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19821 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19822 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19823 disable patterns for SSE math.
19824 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19825 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19827 2007-01-18 Dirk Mueller <dmueller@suse.de>
19828 Richard Guenther <rguenther@suse.de>
19831 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19832 * common.opt (Warray-bounds): Add new warning option.
19833 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19835 * Makefile.in: make tree-vrp.o depend on toplev.h
19836 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19838 (check_array_refs, check_array_bounds, check_array_ref): New.
19840 2007-01-18 Jan Hubicka <jh@suse.cz>
19842 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19843 (execute_ssa_ccp): Return flags conditionally.
19844 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19846 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19848 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19850 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19851 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19853 * Makefile.c (GTFILES): Add cfglayout.h.
19854 * gengtype.c (open_base_files): Likewise.
19855 * cfglayout.c (cfg_layout_function_footer,
19856 cfg_layout_function_header) Reindent to make gengtype happy.
19857 * cfglayout.h (cfg_layout_function_footer,
19858 cfg_layout_function_header): Add GTY(()) marker.
19860 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
19862 2007-01-18 Ben Elliston <bje@au.ibm.com>
19864 * genautomata.c (write_automata): Include xstrerror output in the
19865 error message if writing the DFA description file fails.
19867 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
19869 * config/mips/mips-protos.h (mips_output_external): Make it
19871 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
19872 * config/mips/mips.c (irix_output_external_libcall): Likewise.
19873 (extern_list): Likewise.
19874 (extern_head): Likewise.
19875 (TARGET_ASM_FILE_END): Likewise.
19876 (mips_file_end): Likewise.
19877 (mips_output_external): Rewritten.
19879 2007-01-18 Ben Elliston <bje@au.ibm.com>
19881 * genpreds.c (write_insn_preds_c): Only write out the function
19882 body for regclass_for_constraint if we have register constraints.
19884 2007-01-17 Tom Tromey <tromey@redhat.com>
19886 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
19887 * doc/install.texi (Testing): Use sourceware.org.
19888 (Binaries): Likewise.
19889 (Specific): Likewise.
19890 * doc/contrib.texi (Contributors): Use sourceware.org.
19892 2007-01-17 Anatoly Sokolov <aesok@post.ru>
19894 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
19895 (AVR_ENHANCED): Rename to ...
19896 (AVR_HAVE_MUL): ... new.
19897 (avr_enhanced_p): Rename to ...
19898 (avr_have_mul_p): ... new.
19899 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
19900 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
19901 * config/avr/avr.c (avr_enhanced_p): Rename to ...
19902 (avr_have_mul_p): ... new.
19903 (base_arch_s): Rename 'enhanced' to 'have_mul'.
19904 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
19905 'avr_enhanced_p' and 'enhanced'.
19906 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
19907 AVR_HAVE_MUL instead of AVR_ENHANCED.
19908 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19909 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
19910 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
19911 instead of AVR_ENHANCED.
19912 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
19913 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
19914 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
19916 2007-01-17 Ian Lance Taylor <iant@google.com>
19918 * vec.h (VEC_reserve_exact): Define.
19919 (vec_gc_p_reserve_exact): Declare.
19920 (vec_gc_o_reserve_exact): Declare.
19921 (vec_heap_p_reserve_exact): Declare.
19922 (vec_heap_o_reserve_exact): Declare.
19923 (VEC_OP (T,A,reserve_exact)): New static inline function, three
19925 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
19926 negative parameter.
19927 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
19928 (VEC_OP (T,A,copy)) [all versions]: Likewise.
19929 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
19930 * vec.c (calculate_allocation): Add exact parameter. Change all
19932 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
19933 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
19934 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
19935 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
19936 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
19937 (vec_heap_p_reserve_exact): New function.
19938 (vec_heap_o_reserve_exact): New function.
19940 2007-01-17 Jan Hubicka <jh@suse.cz>
19942 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
19944 2007-01-17 Eric Christopher <echristo@apple.com>
19946 * config.gcc: Support core2 processor.
19948 2007-01-16 Jan Hubicka <jh@suse.cz>
19950 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
19951 the names, just unlink the chain so we don't crash on dangling
19955 2007-01-16 Jan Hubicka <jh@suse.cz>
19957 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
19958 * tree-pass.h: Reorder to make IPA passes appear toegher.
19959 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
19961 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
19962 parameters, do not call early inliner.
19963 * ipa-inline.c: Update comments. Include tree-flow.h
19964 (cgraph_decide_inlining): Do not compute inlining parameters.
19965 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
19966 be called with function context set up.
19967 (pass_ipa_inline): Remove unreachable functions before pass.
19968 (cgraph_early_inlining): Simplify assuming to be called from the
19970 (pass_early_inline): New pass.
19971 (cgraph_gate_ipa_early_inlining): New gate.
19972 (pass_ipa_early_inline): Turn into simple wrapper.
19973 (compute_inline_parameters): New function.
19974 (gate_inline_passes): New gate.
19975 (pass_inline_parameters): New pass.
19976 (apply_inline): Move here from tree-optimize.c
19977 (pass_apply_inline): New pass.
19978 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
19980 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
19981 doing them by hand.
19982 (tree_function_versioning): Do not allocate dummy struct function.
19983 * tree-inline.h (optimize_inline_calls): Update prototype.
19984 * tree-optimize.c (execute_fixup_cfg): Export.
19985 (pass_fixup_cfg): Remove
19986 (tree_rest_of_compilation): Do not apply inlines.
19987 * tree-flow.h (execute_fixup_cfg): Declare.
19988 * Makefile.in (gt-passes.c): New.
19989 * passes.c: Include gt-passes.h
19990 (init_optimization_passes): New passes.
19991 (nnodes, order): New static vars.
19992 (do_per_function_toporder): New function.
19993 (execute_one_pass): Dump current pass here.
19994 (execute_ipa_pass_list): Don't dump current pass here.
19996 2007-01-16 Janis Johnson <janis187@us.ibm.com>
19998 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
19999 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
20001 2007-01-16 David Edelsohn <edelsohn@gnu.org>
20003 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
20004 (strong_alias): Define.
20005 (__gcc_qmul): Provide non-FMA for soft-float.
20006 (__gcc_qdiv): Same.
20011 (__gcc_qunord): New.
20021 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
20022 soft-float functions.
20023 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
20024 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
20025 about long double soft float.
20027 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
20028 Tehila Meyzels <tehila@il.ibm.com>
20030 * tree-vectorizer.h (is_pattern_stmt_p): New.
20031 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
20032 formatting (tabs instead of spaces). Cleanup and clarify setting
20033 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
20034 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
20035 (vectorizable_type_demotion): Check that types are integral.
20036 (vectorizable_type_promotion): Likewise.
20037 (vectorizable_store): Fix typo. Eliminate new-line at end of
20040 2007-01-16 Jan Hubicka <jh@suse.cz>
20042 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
20045 2007-01-15 Eric Christopher <echristo@apple.com>
20047 * ifcvt.c: Include vec.h, vecprim.h.
20048 (check_cond_move_block): New argument regs.
20049 Reorganize. Add registers used to regs.
20050 (cond_move_process_if_block): Use regs set above as
20053 2007-01-15 Eric Christopher <echristo@apple.com>
20055 * config/darwin.h: Update copyright.
20056 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
20057 (LINK_COMMAND_SPEC): Add -u.
20058 (LINK_SPEC): Fix umbrella for above.
20060 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
20062 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
20065 2007-01-15 Tom Tromey <tromey@redhat.com>
20067 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
20068 * doc/install.texi (Testing): Don't mention jacks.
20069 (Configuration): Document --enable-java-maintainer-mode. Move
20070 --with-java-home to libgcj-specific section. Document
20072 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
20074 2007-01-15 Jan Hubicka <jh@suse.cz>
20076 * tree-ssa-dce.c (DCE_TODOs): New.
20077 (propagate_necessity): Return if something changed.
20078 (eliminate_unnecessary_stmts): Likewise.
20079 (perform_tree_ssa_dce): Return TODO flags when needed.
20080 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
20082 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
20084 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
20085 (fyl2x_extend<mode>xf3_i387): New insn pattern.
20086 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
20087 patterns using X87MODEF12 mode macro. Extend operand 1
20088 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20089 (log10<mode>2): Ditto.
20090 (log2<mode>2): Ditto.
20091 (log1p<mode>2): Ditto.
20092 (logb<mode>2): Ditto.
20093 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
20094 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
20095 (*fxtractxf3_i387): Rename from *fxtractxf3.
20096 (fxtract_extend<mode>xf3_i387): New insn pattern.
20097 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
20098 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
20099 and gen_fyl2xxf3_i387().
20101 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
20103 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
20104 * cfgloopmanip.c (fix_loop_placement): Made static. Use
20105 get_loop_exit_edges. Changed return type to bool.
20106 * cfgloop.h (fix_loop_placement): Declaration removed.
20108 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
20110 * param.h (MIN_VECT_LOOP_BOUND): New.
20111 * params.def (MIN_VECT_LOOP_BOUND): New.
20112 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
20113 argument - minimum threshold for number of iterations.
20114 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
20115 argument to declaration.
20116 * tree-vect-analyze.c (vect_analyze_operations): Check value of
20117 MIN_VECT_LOOP_BOUND.
20118 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
20119 slpeel_tree_peel_loop_to_edge with additional argument.
20120 (vect_do_peeling_for_alignment): Likewise.
20121 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
20123 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
20126 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
20127 operands of size 1.
20129 2007-01-14 Jan Hubicka <jh@suse.cz>
20131 * tree-dfa.c (remove_referenced_var): New function.
20132 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
20133 prune referenced vars list too.
20134 * tree-flow.h (remove_referenced_var): Declare.
20136 2007-01-14 Jan Hubicka <jh@suse.cz>
20138 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
20140 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
20141 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
20142 * except.h (verify_eh_throw_table_statements): Kill prototype.
20143 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
20144 into call exrepssions.
20145 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
20147 * tree-cfg.c: Include pointer-set.h.
20148 (verify_node_sharing): Work on pointer set.
20149 (verify_eh_throw_stmt_node): New.
20150 (verify_stmts): Use pointers sets, verify throw_stmt.
20152 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
20154 * ipa-reference.c (analyze_function): Consider also addresses taken
20157 2007-01-12 Roger Sayle <roger@eyesopen.com>
20159 * c-typeck.c (null_pointer_constant_p): Replace use of
20160 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20161 (build_c_cast): Likewise.
20163 2007-01-12 Roger Sayle <roger@eyesopen.com>
20165 * tree.h (force_fit_type_double): Remove unused final argument.
20166 * c-common.c (constant_expression_warning): Replace use of
20167 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20168 (convert_and_check): Likewise.
20169 (shorten_compare): Update call to force_fit_type_double.
20170 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20171 * convert.c (convert_to_pointer): Update call to
20172 force_fit_type_double.
20173 * fold-const.c (force_fit_type_double): Remove overflowed_const
20175 (int_const_binop, fold_convert_const_int_from_int,
20176 fold_convert_const_int_from_real, fold_div_compare,
20177 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20178 fold_abs_const, fold_not_const): Remove the final argument from
20179 calls to force_fit_type_double.
20181 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20183 * configure.ac: Set insn to "nop" for spu-*-* also.
20184 * configure: Regenerate.
20186 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20188 * builtins.def : Add BUILT_IN_FREE.
20190 2007-01-12 Jan Hubicka <jh@suse.cz>
20192 PR tree-optimization/30443
20193 * tree-inline.c (tree_function_versioning): Do not optimize when
20194 cloning for inlining.
20196 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20198 * doc/loop.texi: Document recording of loop exits.
20199 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20200 (update_single_exits_after_duplication,
20201 update_single_exit_for_duplicated_loop,
20202 update_single_exit_for_duplicated_loops): Removed.
20203 (duplicate_loop_to_header_edge): Do not call
20204 update_single_exits_after_duplication and
20205 update_single_exit_for_duplicated_loops.
20206 (loop_version): Do not update single_exit information.
20207 (fix_loop_structure): Use record_loop_exits instead of
20208 mark_single_exit_loops.
20209 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20210 the lists of loop exits.
20211 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20212 split_edge, merge_blocks): Update the lists of loop exits.
20213 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20214 loop_optimizer_init.
20215 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20216 of mark_single_exit_loops.
20217 (loop_optimizer_finalize): Call release_recorded_exits.
20218 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20219 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20220 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20221 update single exit information.
20222 * lambda-code.c (perfect_nestify): Ditto.
20223 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20224 (mark_single_exit_loops): Removed.
20225 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20226 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20227 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20229 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20230 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20231 (verify_loop_structure): Verify consistency of the exit lists.
20232 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20233 (set_single_exit): Removed.
20234 * cfgloop.h (struct loop_exit): New function.
20235 (struct loop): single_exit_ field replaced by exits field.
20236 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20237 LOOPS_HAVE_RECORDED_EXITS.
20238 (struct loops): Added exits hash.
20239 (mark_single_exit_loops, set_single_exit): Declaration removed.
20240 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20242 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20244 * doc/invoke.texi: Avoid use of @headitem.
20246 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20248 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20250 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20252 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20255 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20256 Richard Sandiford <richard@codesourcery.com>
20258 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
20259 * config/m68k/m68k.opt: Resort options.
20260 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
20262 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20263 Richard Sandiford <richard@codesourcery.com>
20265 * doc/invoke.texi: Document the macros that are defined by
20266 m68k's -mtune and -mhard-float options.
20267 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
20268 (m68k_cpp_cpu_family): Likewise.
20269 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
20270 of __ucfv*__ macros. Define __mcffpu__ if generating code for
20271 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
20272 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
20273 (m68k_cpp_cpu_family): Likewise.
20275 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20277 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
20278 macros besides mc68000 as tuning macros. Use a switch statement
20279 to set them and mcpu32.
20281 2007-01-12 Julian Brown <julian@codesourcery.com>
20283 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
20284 (TARGET_68040_ONLY): Rename to...
20285 (TARGET_68040): ...this.
20286 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
20287 * config/m68k/m68k.md: Likewise.
20289 2007-01-12 Julian Brown <julian@codesourcery.com>
20290 Nathan Sidwell <nathan@codesourcery.com>
20291 Richard Sandiford <richard@codesourcery.com>
20293 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
20294 the -mcpu= argument associated with the --with-cpu setting.
20295 Define M68K_DEFAULT_TUNE to the default -mtune= option,
20296 if different from the one implied by the -mcpu setting.
20297 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
20298 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
20299 * doc/invoke.texi: Mention ColdFire in the introduction to the
20300 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
20301 -mno-div and -mhard-float options. Make -m68881 a synonym for
20302 -mhard-float. Document the previously-undocumented -m5206e,
20303 -m528x, -m5307 and -m5407 options. Tweak the existing option
20304 documentation for consistency.
20305 * doc/install.texi: Mention new --with-cpu arguments.
20306 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
20307 default CPU if neither -mcpu nor -march are specified.
20308 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
20309 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
20310 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
20311 using m68k_tune to decide between families that implement the
20312 same ISA. Use m68k_tune to set __mcfv4e__.
20313 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
20314 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
20315 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
20316 (FL_ISA_C, FL_ISA_MMU): New macros.
20317 (MASK_COLDFIRE): Delete.
20318 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
20319 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
20320 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
20321 (TARGET_HARD_FLOAT): Do not define here.
20322 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
20323 (TUNE_68000): New macro.
20324 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
20325 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
20326 (TUNE_CFV2): Redefine in terms of m68k_tune.
20327 (uarch_type, target_device, fpu_type): New enums.
20328 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
20329 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
20330 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
20331 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
20332 (FL_FOR_isa_c): New macros.
20333 (m68k_isa): New enum.
20334 (m68k_target_selection): New structure.
20335 (all_devices, all_isas, all_microarchs): New tables.
20336 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
20337 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
20338 (MASK_ALL_CPU_BITS): Delete.
20339 (m68k_find_selection): New function.
20340 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
20341 Map the legacy target options to a combination of the new ones.
20342 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
20343 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
20344 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
20346 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
20347 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
20349 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
20350 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
20351 * config/m68k/m68k-devices.def: New file.
20353 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20354 Nathan Sidwell <nathan@codesourcery.com>
20356 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
20357 (SUBTARGET_EXTRA_SPECS): New macros.
20358 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
20359 use %(asm_cpu_spec) instead.
20360 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
20361 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
20362 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
20363 (EXTRA_SPECS): Rename to...
20364 (SUBTARGET_EXTRA_SPECS): ...this.
20366 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20367 Richard Sandiford <richard@codesourcery.com>
20368 Julian Brown <julian@codesourcery.com>
20370 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20371 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
20372 to the configuration's default CPU.
20373 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
20374 Remove default masks.
20375 (m680[012]0-*-*): Set the default with_cpu to the first part of
20377 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
20378 (m68k*-*-linux): Extend the --with-cpu handling to...
20379 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
20380 and m68010. Don't set target_cpu_default2.
20381 * doc/install.texi: Document --with-cpu for m68k.
20382 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
20383 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
20384 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20385 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
20386 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
20387 (ASM_SPEC): Remove use of %(asm_cpu_default).
20388 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
20389 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
20390 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
20391 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
20392 __HAVE_FPU__ if TARGET_HARD_FLOAT.
20393 (TARGET_DEFAULT): Delete.
20394 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
20395 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
20396 (CPP_CPU_SPEC): Delete.
20397 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
20398 the appropriate string.
20399 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
20400 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
20401 (ASM_SPEC): Don't use %(asm_default_spec).
20402 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
20403 TARGET_DEFAULT and add MASK_68881.
20404 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
20406 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20408 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
20409 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
20410 MASK_68010 alongside MASK_68020.
20411 * doc/invoke.texi: Document -m68010.
20412 * config/m68k/m68k.opt (m68010): New.
20413 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
20415 (TUNE_68010): New macro.
20416 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
20417 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
20418 (M68K_CPU_m68332): Add MASK_68010.
20419 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
20420 fallback definition.
20421 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
20423 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
20424 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20425 to all entries that use MASK_68020.
20426 (output_move_simode_const, output_move_himode, output_move_qimode)
20427 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
20428 instead of TARGET_68020 to select clr behavior. Remove comment
20429 about there being no TARGET_68010.
20430 * config/m68k/m68k.md: Likewise throughout.
20432 2007-01-12 Julian Brown <julian@codesourcery.com>
20434 * config/m68k/m68k.h (TARGET_ISAB): New macro.
20435 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
20436 * config/m68k/m68k.md: Likewise.
20438 2007-01-12 Julian Brown <julian@codesourcery.com>
20440 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
20441 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
20443 2007-01-12 Julian Brown <julian@codesourcery.com>
20445 * config/m68k/m68k.h (TUNE_68040_60): New macro.
20446 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
20447 * config/m68k/m68k.md: Likewise.
20449 2007-01-12 Julian Brown <julian@codesourcery.com>
20450 Richard Sandiford <richard@codesourcery.com>
20452 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
20453 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
20454 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
20456 (TARGET_CPU32): Rename to...
20457 (TUNE_CPU32): ...this.
20458 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
20459 (TUNE_CFV2): New macros.
20460 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
20461 remove conditions that are implied by TARGET_68020.
20462 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
20463 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
20464 (m68k_output_function_epilogue): Likewise.
20465 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
20466 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
20467 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20468 non-68000 timings. Refactor multiplication and division costs.
20469 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
20470 TUNE_CPU32 instead of TARGET_CPU32.
20471 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
20472 and TUNE_68060 instead of TARGET_68060.
20473 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
20474 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
20476 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
20477 && !TARGET_COLDFIRE" to choose between moveq and clr.
20478 Likewise in the unnamed movsf pattern.
20479 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
20480 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
20483 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20485 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
20486 of tabbing before backslashes.
20488 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20490 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
20491 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
20492 (ASM_OUTPUT_INTERNAL_LABEL): Define.
20494 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20496 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
20497 find_interesting_uses_cond.
20498 (find_interesting_uses_cond): Use extract_cond_operands.
20499 (rewrite_use_compare): Use extract_cond_operands and
20500 force_gimple_operand_bsi. Do not call update_stmt.
20501 (determine_use_iv_cost_condition): Use extract_cond_operands.
20502 Return cheaper of using original bound and changing the exit bound.
20504 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20506 PR tree-optimization/29516
20507 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
20508 most_expensive_mult_to_index, addr_to_parts,
20509 create_mem_ref, maybe_fold_tmr): Make the type of
20510 fields of TARGET_MEM_REF sizetype.
20511 (move_fixed_address_to_symbol, move_pointer_to_base):
20513 * tree.def (TARGET_MEM_REF): Add comment on types of
20516 2007-01-11 Joseph Myers <joseph@codesourcery.com>
20518 * c-common.c (vector_types_convertible_p): Treat opaque types as
20519 always convertible if they have the same size, but not otherwise.
20521 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
20523 * ifcvt.c (struct noce_if_info): Add comments to the fields.
20524 Remove the b_unconditional field.
20525 (noce_try_sign_mask): Do not look at b_unconditional.
20526 (noce_process_if_block): Do not use merge_if_blocks. Update
20527 the CFG here. Do not set b_unconditional.
20528 (cond_move_process_if_block): Likewise.
20529 (find_cond_trap): Likewise.
20530 (check_cond_move_block): Require simple jump insns at the end
20531 of the basic block.
20533 2007-01-11 Jan Hubicka <jh@suse.cz>
20535 PR tree-optimization/1046
20536 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
20537 when alias info is not ready.
20538 (pass_tail_recursion): Do not require aliasing.
20539 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20540 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
20541 * tree-ssa-copy.c (pass_copy_prop): Likewise.
20542 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20543 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
20544 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
20545 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
20547 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
20548 When aliasing is not build, mark statement as volatile.
20550 2007-01-11 Tom Tromey <tromey@redhat.com>
20552 PR preprocessor/15185, PR preprocessor/20989:
20553 * doc/cppopts.texi <-MT>: Update description of algorithm for
20554 computing default target.
20555 <-M, -MD>: Reword "basename" text.
20557 2007-01-11 Roger Sayle <roger@eyesopen.com>
20559 * builtins.c (expand_builtin_pow, expand_builtin_powi,
20560 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
20561 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
20562 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
20563 fold_builtin_bswap, real_constp, fold_builtin_pow,
20564 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
20565 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
20566 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20567 * convert.c (convert_to_pointer): Likewise.
20568 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
20569 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
20570 const_binop, fold_convert_const_int_from_int,
20571 fold_convert_const_int_from_real,
20572 fold_convert_const_real_from_real, sign_bit_p,
20573 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
20574 fold_sign_changed_comparison, fold_unary, fold_comparison,
20575 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
20576 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
20577 * print-tree.c (print_node_brief, print_node): Likewise.
20578 * stor-layout.c (place_field, layout_type): Likewise.
20579 * tree-chrec.c (keep_cast): Likewise.
20580 * tree.c (build_vector, build_real, build_real_from_int_cst,
20581 build_complex): Likewise.
20583 2007-01-11 Roger Sayle <roger@eyesopen.com>
20585 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
20586 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
20588 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
20590 * configure.ac (strict1_warn): Rename to strict_warn.
20591 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
20592 cc_set_by_configure, quoted_cc_set_by_configure,
20593 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
20594 all_boot_languages, all_stagestuff): Remove.
20595 (target_list): Remove bootstrap targets.
20596 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
20597 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
20598 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
20599 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
20600 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
20601 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
20602 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
20603 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
20604 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
20605 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
20606 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
20607 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
20608 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
20609 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
20610 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
20611 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
20612 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
20613 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
20614 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
20615 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
20616 (mostlyclean): Adjust.
20617 (clean, distclean): Don't mention bootstrap stuff.
20618 * configure: Regenerate.
20619 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
20620 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
20621 treelang/config-lang.in (stagestuff): Remove.
20622 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
20623 stageprofile, stagefeedback, stagestuff): Remove mention.
20625 2007-01-11 Nick Clifton <nickc@redhat.com>
20627 * config/mcore/predicates.md (mcore_general_movesrc_operand):
20629 (mcore_general_movdst_operand): Do not accept CONST_INTs.
20630 (mcore_arith_K_S_operand): Run the test for the S constraint not
20631 the test for the M constraint.
20632 (mcore_addsub_operand): Do not accept integer values that are
20633 larger than 32 bits.
20634 * config/mcore/mcore.md: Remove unused constraints from split.
20635 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
20636 (addsi3): Likewise.
20637 (allocate_stack): Likewise.
20638 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
20639 operands to 32 bits.
20640 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
20642 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
20643 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
20644 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
20645 mcore_output_bclri, mcore_output_andn, output_inline_const,
20646 mcore_output_move, mcore_output_movedouble): Likewise.
20647 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
20648 (output_inline_const): Likewise.
20649 (output_inline_const): Fix format strings used in sprintf
20651 * config/mcore/mcore-protos.h: Update prototypes for changed
20652 functions in mcore.c.
20653 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
20654 HOST_WIDE_INT and not int.
20655 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
20656 CONST_OK_FOR_N): Likewise.
20657 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
20658 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
20661 2007-01-10 Jan Hubicka <jh@suse.cz>
20663 * tree-vrp.c (remove_range_assertions): Release defs.
20664 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
20665 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
20667 2007-01-10 Paul Brook <paul@codesourcery.com>
20669 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
20670 * config/arm/arm.md (mulsi3subsi): New insn.
20672 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
20674 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
20675 (tree_transform_and_unroll_loop): New.
20676 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20679 2007-01-10 Robert Kennedy <jimbob@google.com>
20681 * fold-const.c (fold_comparison): Fold comparisons like (x *
20682 1000 < 0) to (x < 0).
20684 2007-01-10 Ian Lance Taylor <iant@google.com>
20686 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20687 operands have the same priority.
20689 2007-01-10 Tom Tromey <tromey@redhat.com>
20691 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20692 (fold_binary): Likewise.
20693 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20694 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20695 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20696 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20697 * langhooks.h (struct lang_hooks): Removed field
20698 'can_use_bit_fields_p'.
20700 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20702 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20704 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20706 * function.c (get_last_funcdef_no): New function.
20707 * function.h (get_last_funcdef_no): Declare.
20708 * tree-inline.c (initialize_cfun): Add initialization.
20709 (tree_function_versioning): Cleanup.
20711 2007-01-10 Jan Hubicka <jh@suse.cz>
20713 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20716 2007-01-10 Sa Liu <saliu@de.ibm.com>
20717 Ben Elliston <bje@au.ibm.com>
20719 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20720 for SAVE_NONLOCAL and Pmode for any other save level.
20721 * spu-protos.h (spu_restore_stack_block): Declare.
20722 * spu.md (save_stack_block): Remove.
20723 (restore_stack_block): Call spu_restore_stack_block.
20724 * spu.c (spu_restore_stack_block): New function.
20725 (spu_expand_epilogue): Remove old comment.
20727 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20729 PR tree-optimization/30322
20730 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20731 (cand_value_at): Return the value as aff_tree.
20732 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20733 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20734 aff_combination_mult): New functions.
20735 (aff_combination_add): Use aff_combination_add_cst.
20736 (aff_combination_convert): Allow conversions to a wider type.
20737 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20738 * tree-affine.h (aff_combination_mult): Declare.
20740 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20742 * doc/tm.texi: Update documentation to reflect reality of exec
20743 and start file search behaviours. Update copyright year.
20744 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20745 header file directories.
20747 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20749 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20750 (*cosxf2): Rename to cosxf2_i387.
20751 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20752 using X87MODEF12 mode macro. Rename patterns to
20753 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20755 (*cosdf2, *cossf2): Ditto.
20756 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20757 to match extended input operands.
20758 (sincos<mode>3): New expander.
20759 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20760 insn patterns and corresponding splitters.
20762 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20764 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20765 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20767 2007-01-09 Nicolas Pitre <nico@cam.org>
20770 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20772 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20774 * target.h (struct gcc_target): New field library_rtti_comdat.
20775 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20776 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20777 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20778 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20780 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20782 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20784 2007-01-08 Richard Guenther <rguenther@suse.de>
20786 * tree.h (force_fit_type_double): Export.
20787 (force_fit_type): Remove.
20788 * fold-const.c (force_fit_type_double): New function.
20789 (force_fit_type): Remove.
20790 (int_const_binop): Use it.
20791 (fold_convert_const_int_from_int): Likewise.
20792 (fold_convert_const_int_from_real): Likewise.
20793 (fold_div_compare): Likewise.
20794 (fold_sign_changed_comparison): Likewise.
20795 (fold_unary): Likewise.
20796 (fold_negate_const): Likewise.
20797 (fold_abs_const): Likewise.
20798 (fold_not_const): Likewise.
20799 * c-common.c (shorten_compare): Use force_fit_type_double.
20800 * convert.c (convert_to_pointer): Likewise.
20802 2007-01-08 Richard Guenther <rguenther@suse.de>
20804 * tree.h (build_int_cst_wide_type): Export.
20805 * tree.c (build_int_cst_wide_type): New function.
20806 (build_int_cst_wide): Fix comment.
20807 * builtins.c (fold_builtin_object_size): Use build_int_cst
20808 to build -1 or 0 of the correct type. Use fit_double_type
20809 to check for overflow.
20810 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20812 (decode_field_reference): Likewise.
20813 (all_ones_mask_p): Likewise.
20814 (native_interpret_int): Use build_int_cst_wide_type.
20815 (fold_binary): Use build_int_cst_type to build an all-ones
20817 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20819 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20821 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20823 2007-01-09 Ben Elliston <bje@au.ibm.com>
20825 * genautomata.c (STATS_OPTION): New option.
20826 (stats_flag): New flag.
20827 (gen_automata_option): Handle it.
20828 (initiate_automaton_gen): Ditto.
20829 (write_automata): Output statistics only if stats_flag is
20830 set. Likewise, output time statistics only if time_flag is set.
20831 * doc/md.texi (Processor pipeline description): Document new flag.
20833 2007-01-08 Richard Guenther <rguenther@suse.de>
20835 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20836 * tree.c (build_int_cst_type): Likewise.
20837 (size_in_bytes): Don't call force_fit_type on the result.
20838 (int_fits_type_p): Use fit_double_type.
20839 * fold-const.c (fit_double_type): New function.
20840 (force_fit_type): Use it.
20841 * tree.h (fit_double_type): Export.
20843 2007-01-08 Jan Hubicka <jh@suse.cz>
20845 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20846 * ipa.c (function_and_variable_visibility): Fix return type.
20848 2007-01-08 Richard Guenther <rguenther@suse.de>
20850 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20851 of offset to build the index.
20852 * tree-pretty-print.c (dump_generic_node): Don't build negated
20853 const just for printing.
20854 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20855 * builtins.c (fold_builtin_int_roundingfn): Check if result
20856 fits the type by using force_fit_type and comparing the result.
20857 * predict.c (predict_loops): Use compare_tree_int for comparison.
20858 * tree.c (build_int_cst): Fall back to integer_type_node for
20860 (build_int_cst_wide): Assert type is non-null.
20862 2007-01-08 Roberto Costa <roberto.costa@st.com>
20864 * tree-vrp.c (extract_range_from_cond_expr): New.
20865 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
20866 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
20868 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
20869 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
20870 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
20871 used as expressions.
20872 * tree-object-size.c (cond_expr_object_size): New.
20873 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
20875 2007-01-08 Jan Hubicka <jh@suse.cz>
20877 * tree-ssa-forwprop.c (forward_propagate_into_cond,
20878 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
20881 2007-01-08 Richard Guenther <rguenther@suse.de>
20883 PR tree-optimization/23603
20884 * tree-vrp.c (set_value_range_to_truthvalue): New function.
20885 (extract_range_from_binary): Fall back to truthvalue instead of
20886 varying for TRUTH_*_EXPR.
20887 (extract_range_from_comparison): Fall back to truthvalue instead of
20889 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
20890 if all visited PHI values were constant.
20892 2007-01-08 Jan Hubicka <jh@suse.cz>
20894 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
20895 (cgraph_analyze_function): break out from ...
20896 (cgraph_finalize_compilation_unit): ... here.
20897 (cgraph_expand_function): Remove forgoten commented out line.
20898 (cgraph_optimize): Analyze functions.
20900 2007-01-08 Jan Hubicka <jh@suse.cz>
20902 * tree-pas.h (TODO_remove_function): New flag.
20903 (TODO_update*): Renumber.
20904 (pass_ipa_increase_alignment,
20905 pass_ipa_function_and_variable_visibility): New passes.
20906 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
20907 (cgraph_function_and_variable_visibility): Move to ipa.c
20908 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
20909 cgraph_increase_alignment.
20910 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
20911 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
20912 calling tree-inline.
20913 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
20914 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
20915 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
20916 (gate_increase_alignment): New function.
20917 (pass_ipa_increase_alignment): New pass.
20918 * ipa.c: Inline tree-pass.h and timevar.h
20919 (function_and_variable_visibility): Move here from cgraphunit.c
20920 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
20921 * passes.c (init_optimization_passes): Add the two new passes.
20922 (execute_todo): Handle cgraph_remove_functions.
20924 2007-01-08 Nick Clifton <nickc@redhat.com>
20926 * config/frv/predicates.md (reg_or_0_operand): Accept
20929 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
20931 * config/bfin/rtems.h, config/bfin/t-rtems: New.
20932 * config.gcc: Add bfin*-rtems*.
20934 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20936 * c.opt: Add -flax-vector-conversions.
20937 * c-typeck.c (convert_for_assignment): Pass flag to
20938 vector_types_convertible_p to allow emission of note.
20939 (digest_init): Likewise.
20940 * c-opts.c: Handle -flax-vector-conversions.
20941 * c-common.c (flag_lax_vector_conversions): New.
20942 (vector_types_convertible_p): Unless -flax-vector conversions
20943 has been passed, disallow conversions between vectors with
20944 differing numbers of subparts and/or element types. If such
20945 a conversion is disallowed, possibly emit a note on the first
20946 occasion only to inform the user of -flax-vector-conversions.
20947 The new last argument specifies this.
20948 * c-common.h (flag_lax_vector_conversions): New.
20949 (vector_types_convertible_p): Add extra argument.
20950 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
20951 char_type_node for V*QI type vectors.
20952 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
20953 Update to satisfy new typechecking rules.
20954 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
20955 C and C++ variants.
20956 * doc/invoke.texi (C Dialect Options): Document
20957 -flax-vector-conversions.
20959 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
20961 PR tree-optimization/29877
20962 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
20963 a register variable on the RHS to not be replaceable.
20965 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
20966 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
20967 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
20968 const_simm15, const_pow2, const_npow2): Added.
20969 * config/score/misc.md (insv, extv, extzv, movmemsi,
20970 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
20971 * config/score/score.c (score_address_cost, score_select_cc_mode):
20973 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
20974 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
20975 Update score_print_operand.
20976 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
20977 Adjust register allocate order and update some macro define.
20978 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
20979 mdx_block_move_straight, mdx_block_move_loop_head,
20980 mdx_block_move_loop_body, mdx_block_move_loop_foot,
20981 mdx_block_move_loop, mdx_block_move): Added.
20982 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
20983 mdp_limm): Updated and fix some bug and typo.
20984 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
20985 (movsf, movdf, doloop_end): Added.
20987 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
20989 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
20990 config/arm/thumb2.md: Fix comment typos.
20991 * doc/extend.texi: Fix a typo.
20993 2007-01-07 Eric Christopher <echristo@apple.com>
20995 * configure.ac: Check for __stack_chk_fail for darwin.
20996 * configure: Regenerate.
20998 2007-01-07 Richard Guenther <rguenther@suse.de>
21000 * tree-vrp.c (extract_range_from_assert): CSE calls to
21001 compare_values where possible.
21002 (extract_range_from_unary_expr): Likewise.
21004 2007-01-07 Anatoly Sokolov <aesok@post.ru>
21006 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21007 * config/avr/avr.c (call_insn_operand): Delete function.
21008 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
21009 instead of register number. Use predicates.
21010 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
21011 call_insn_operand): Add.
21013 2007-01-06 Jan Hubicka <jh@suse.cz>
21015 * tree-pass.h (pass_build_cgraph_edges): Declare.
21016 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
21017 (visited_nodes): Remove.
21018 (cgraph_create_edges): Move to cgraphbuild.c; rename to
21019 build_cgrpah_edges; make visited_nodes local.
21020 (cgraph_process_new_functions): DO not call initialize_inline_failed.
21021 (record_references_in_initializer): Move to cgraphbuild.c
21022 (initialize_inline_failed, rebuild_cgraph_edges,
21023 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
21024 (verify_cgraph_node): Make visited_nodes local.
21025 (cgraph_analyze_function): Do not call cgraph_create_edges and
21026 initialize_inline_failed.
21027 (cgraph_expand_function): Do not call cgraph_lower_function;
21028 assert that function is already lowered.
21029 * Makefile.in (cgraphbuild.o): New.
21030 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
21031 at the end of lowering passes.
21033 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
21035 * ifcvt.c (cond_move_convert_if_block): New function, code
21036 factored out from...
21037 (cond_move_process_if_block): ...here. Call the new function
21038 on the THEN and ELSE blocks.
21039 (merge_if_block): Do not copy global_live_at_end, merge_blocks
21040 already takes care of this.
21042 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21045 * tree.h (TREE_OVERFLOW_P): New.
21046 * c-typeck.c (parser_build_unary_op): Warn only if result
21047 overflowed and operands did not.
21048 (parser_build_binary_op): Likewise.
21049 (convert_for_assignment): Remove redundant overflow_warning.
21050 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
21052 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21054 * c-typeck.c (store_init_value): Split over two lines to follow
21055 the GNU coding style.
21057 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
21059 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
21060 __GXX_EXPERIMENTAL_CXX0X__.
21061 * doc/cpp.texi: Same.
21063 2007-01-05 Richard Guenther <rguenther@suse.de>
21065 PR middle-end/27826
21066 * tree.c (get_narrower): Do not construct COMPONENT_REFs
21067 with mismatched types. Instead explicitly build a
21068 conversion NOP_EXPR.
21070 2007-01-05 Ian Lance Taylor <iant@google.com>
21072 * c-common.c (decl_with_nonnull_addr_p): New function.
21073 (c_common_truthvalue_conversion): Call it.
21074 * c-typeck.c (build_binary_op): Likewise.
21075 * c-common.h (decl_with_nonnull_addr_p): Declare.
21077 2007-01-05 Jakub Jelinek <jakub@redhat.com>
21080 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
21083 2007-01-05 Joel Brobecker <brobecker@adacore.com>
21085 * doc/install.texi (Final install): Document the fact that
21086 the GNAT runtime should not be stripped.
21088 2007-01-04 Jan Hubicka <jh@suse.cz>
21090 * tree-inline.c (fold_marked_statements): Update operand caches
21091 and EH after folding
21093 2007-01-04 Ian Lance Taylor <iant@google.com>
21095 * c-common.c (check_function_nonnull): Whitespace fix.
21097 2007-01-04 Jan Hubicka <jh@suse.cz>
21099 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
21100 comitted older version of patch.
21101 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
21102 function, celanup cfg and collect garbage.
21104 2007-01-04 Mike Stump <mrs@apple.com>
21106 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
21109 2007-01-04 Eric Christopher <echristo@apple.com>
21111 * libgcc2.c (__bswapsi2): Use SItype.
21112 (__bswapdi2): Use DItype.
21113 * libgcc2.h: Update for above.
21115 2007-01-04 Paul Brook <paul@codesourcery.com>
21117 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
21118 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
21119 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
21120 umulsidi3, umulsidi3adddi, smulsi3_highpart,
21121 umulsi3_highpart): Make conditional on !arm_arch6.
21122 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
21123 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
21124 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
21125 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
21126 umulsi3_highpart_v6): New insns.
21128 2007-01-04 Roger Sayle <roger@eyesopen.com>
21130 * fold-const.c (fold_convert): When casting an expression to void,
21131 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
21132 have a type. Instead of attempting to build a NOP_EXPR, return
21133 these "special" trees directly.
21135 2007-01-04 Joseph Myers <joseph@codesourcery.com>
21137 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
21138 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
21139 rs6000_cost->fp not 0 as adjustment for outer NEG.
21141 2007-01-04 Jan Hubicka <jh@suse.cz>
21143 * cgraph.c (cgraph_release_function_body): New function.
21144 (cgraph_remove_node): Use it.
21145 * cgraph.h (cgraph_release_function_body): Declare.
21146 * cgraphunit.c (cgraph_expand_function): Use it.
21147 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
21148 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
21149 is initialized and while compilation of other function is running.
21150 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
21151 statement CFG annotations from here to ...
21152 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
21154 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
21156 * cfgloop.h (enum li_flags): Make the constants powers of two.
21158 2007-01-04 Jan Hubicka <jh@suse.cz>
21160 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
21162 (fold_marked_statements): New function.
21163 (optimize_inline_calls, tree_function_versioning): Fold new statements.
21164 * tree-inline.h (copy_body_data): Add statements_to_fold.
21166 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21168 * config.gcc: Mention libgcc/config.host.
21169 * Makefile.in: Update comments mentioning libgcc.
21170 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21171 (all.cross, start.encap, rest.encap, rest.cross): Update
21172 dependencies for libgcc move.
21173 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21174 (clean-target, clean-target-libgcc): Delete.
21175 (srcdirify, GCC_EXTRA_PARTS): New macros.
21176 (libgcc-support, libgcc.mvars): New rules.
21177 (distclean): Remove mention of mklibgcc.
21178 (install): Don't reference INSTALL_LIBGCC.
21179 (install-common): Don't reference EXTRA_PARTS.
21180 (install-libgcc, install-multilib): Delete rules.
21181 * mklibgcc.in: Delete file.
21182 * doc/configfiles.texi: Don't mention mklibgcc.
21184 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21185 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21186 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21187 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21188 (mklibgcc, ldblspecs): Likewise.
21190 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21191 (posixpre.def): Use $(T).
21192 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21193 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21194 (SHLIB_LINK): Make dummy.
21195 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21197 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21199 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21200 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21201 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21202 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21204 * configure.ac (all_outputs): Remove mklibgcc.
21205 * configure: Regenerated.
21207 2007-01-03 Josh Conner <jconner@apple.com>
21209 PR middle-end/29683
21210 * calls.c (compute_argument_addresses): Set stack and stack_slot
21211 for partial args, too.
21212 (store_one_arg): Use locate.size.constant for the size when
21213 generating a save_area.
21215 2007-01-03 Robert Kennedy <jimbob@google.com>
21217 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21218 whose definitions are deleted due to basic block merging.
21220 2007-01-03 Paul Brook <paul@codesourcery.com>
21223 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21225 (use_return_insn): Return 0 for Thumb interrupt functions.
21226 (print_multi_reg): Add rfe argument for IRQ returns.
21227 (arm_output_epilogue): Pop interrupt return address directly into PC.
21228 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21230 2007-01-03 Paul Brook <paul@codesourcery.com>
21232 Merge from sourcerygxx-4_1.
21233 * config/arm/thumb2.md: New file.
21234 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21236 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21237 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21238 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21239 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21241 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21242 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21244 * config/arm/ieee754-sf.S: Ditto.
21245 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21246 (thumb1_base_register_rtx_p): ... to this.
21247 (thumb_index_register_rtx_p): Rename...
21248 (thumb1_index_register_rtx_p): ... to this.
21249 (thumb_output_function_prologue): Rename...
21250 (thumb1_output_function_prologue): ... to this.
21251 (thumb_legitimate_address_p): Rename...
21252 (thumb1_legitimate_address_p): ... to this.
21253 (thumb_rtx_costs): Rename...
21254 (thumb1_rtx_costs): ... to this.
21255 (thumb_compute_save_reg_mask): Rename...
21256 (thumb1_compute_save_reg_mask): ... to this.
21257 (thumb_final_prescan_insn): Rename...
21258 (thumb1_final_prescan_insn): ... to this.
21259 (thumb_expand_epilogue): Rename...
21260 (thumb1_expand_epilogue): ... to this.
21261 (arm_unwind_emit_stm): Rename...
21262 (arm_unwind_emit_sequence): ... to this.
21263 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
21264 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
21265 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
21266 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
21267 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
21268 thumb2_output_casesi): New functions.
21269 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
21270 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
21271 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
21272 THUMB2_WORK_REGS): Define.
21273 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
21274 arm_condexec_mask, arm_condexec_masklen)): New variables.
21275 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
21276 (arm_override_options): Check new CPU capabilities.
21277 Set new architecture flag variables.
21278 (arm_isr_value): Handle v7m interrupt functions.
21279 (user_return_insn): Return 0 for v7m interrupt functions. Handle
21281 (const_ok_for_arm): Handle Thumb-2 constants.
21282 (arm_gen_constant): Ditto. Use movw when available.
21283 (arm_function_ok_for_sibcall): Return false for v7m interrupt
21285 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
21286 (thumb_find_work_register, arm_load_pic_register,
21287 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
21288 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
21289 print_multi_reg, output_mov_long_double_fpa_from_arm,
21290 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
21291 output_mov_double_fpa_from_arm, output_move_double,
21292 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
21293 output_return_instruction, arm_output_function_prologue,
21294 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
21295 arm_output_mi_thunk, thumb_set_return_address): Ditto.
21296 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
21297 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
21298 (arithmetic_instr, shift_op): Use arm_shift_nmem.
21299 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
21301 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
21302 (thumb_expand_prologue): Use thumb_set_frame_pointer.
21303 (arm_file_start): Output directive for unified syntax.
21304 (arm_unwind_emit_set): Handle stack alignment instruction.
21305 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
21306 Add v6t2, v7, v7a, v7r and v7m.
21307 (RETLDM): Add Thumb-2 code.
21308 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
21309 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
21310 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
21311 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
21312 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
21313 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
21314 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
21315 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
21316 ADJUST_INSN_LENGTH): Define.
21317 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
21318 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
21319 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
21320 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
21321 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
21322 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
21323 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
21324 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
21325 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
21326 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
21327 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
21328 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
21329 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
21330 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
21331 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
21332 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
21333 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
21335 * config/arm/arm-tune.md: Regenerate.
21336 * config/arm/arm-protos.h: Update prototypes.
21337 * config/arm/vfp.md: Enable patterns for Thumb-2.
21338 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
21339 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
21340 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
21341 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
21342 * config/arm/libunwind.S: Add Thumb-2 code.
21343 * config/arm/constraints.md: Update include Thumb-2.
21344 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
21345 * config/arm/ieee754-df.S: Ditto.
21346 * config/arm/bpabi.S: Ditto.
21347 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
21348 * config/arm/predicates.md (low_register_operand,
21349 low_reg_or_int_operand, thumb_16bit_operator): New.
21350 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
21351 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
21352 * config/arm/t-arm-elf: Add armv7 multilib.
21353 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
21355 (UNSPEC_STACK_ALIGN, ce_count): New.
21356 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
21357 arm_zero_extendsidi2, arm_zero_extendqidi2): New
21359 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
21360 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
21361 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
21362 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
21363 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
21364 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
21366 * doc/extend.texi: Document ARMv7-M interrupt functions.
21367 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
21369 2007-01-03 Jakub Jelinek <jakub@redhat.com>
21371 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
21372 (struct _Unwind_Context): Rename args_size to flags, remove
21373 signal_frame field, add a new args_size field and version field.
21374 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
21375 _Unwind_IsExtendedContext): New inline functions.
21376 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
21377 Assume by_value array is only present if _Unwind_IsExtendedContext.
21378 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
21379 _Unwind_IsSignalFrame.
21380 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
21381 (uw_update_context_1): Use _Unwind_SetSignalFrame.
21382 (uw_init_context_1): Initialize context->flags to
21383 EXTENDED_CONTEXT_BIT.
21384 * config/rs6000/linux-unwind.h (frob_update_context): Use
21385 _Unwind_SetSignalFrame.
21387 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
21389 PR middle-end/30353
21390 * gimplify.c (gimplify_modify_expr_complex_part): Move below
21391 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
21394 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
21396 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
21397 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
21398 RET, AT_SP): Remove.
21399 * config/i386/i386.md (*sse_prologue_save_insn): Use return
21402 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21403 * cfgbuild.c (find_basic_blocks): Likewise.
21404 * cfgrtl.c (rtl_create_basic_block): Likewise.
21405 * function.c (temp_slots_at_level): Likewise.
21406 * reg-stack.c (stack_regs_mentioned): Likewise.
21407 * regclass.c (allocate_reg_info): Likewise.
21408 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21409 set_bb_for_stmt, move_block_to_fn): Likewise.
21410 * tree-complex.c (tree_lower_complex): Likewise.
21411 * vec.h (VEC_safe_grow_cleared): New.
21413 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
21415 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
21417 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
21418 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
21420 * cfgloopmanip.c (scale_loop_frequencies): Export.
21421 (loopify): Scale the frequencies by prescribed coefficients.
21422 (set_zero_probability): New function.
21423 (duplicate_loop_to_header_edge): Improve updating of frequencies.
21424 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
21425 and frequencies according to arguments.
21426 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
21428 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
21429 * modulo-sched.c (sms_schedule): Set probabilities for entering
21430 versioned loop correctly.
21431 * tree-vect-transform.c (vect_transform_loop): Ditto.
21432 * cfgloop.h (loopify, loop_version): Declaration changed.
21433 (scale_loop_frequencies): Declared.
21435 2007-01-02 Jan Hubicka <jh@suse.cz>
21437 * cgraph.c: Include tree-flow.h
21438 (cgraph_add_new-function): Handle IPA_SSA mode; execute
21439 early_local_passes.
21440 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
21441 * tree-pass.h (pass_all_early_optimizations): Declare.
21442 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
21443 early_local_passes.
21444 (cgraph_analyze_function): Do early_local_passes.
21445 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21446 Do not add referenced vars.
21447 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
21449 (gate_all_early_local_passes): New gate.
21450 (pass_early_local_passes): Use new gate.
21451 (execute_early_local_optimizations): New functions.
21452 (gate_all_early_optimizations): New gate.
21453 (pass_all_early_optimizations): New pass.
21454 (execute_free_datastructures): Free SSA only when initialized.
21455 (gate_init_datastructures): Init only when optimizing.
21456 (tree_lowering_passes): Do early local passes when called late.
21457 * tree-profile.c (do_tree_profiling): Don't profile functions added
21459 (do_early_tree_profiling, pass_early_tree_profile): Kill.
21460 * tree-cfg.c (update_modified_stmts): Do not update when operands are
21462 * passes.c (init_optimizations_passes): Reorder so we go into SSA
21463 during early_local_passes.
21464 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
21467 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21469 * Makefile.in: Update copyright year.
21471 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21473 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
21474 in $(lang_checks) and check-consistency targets.
21476 2007-01-02 Jan Hubicka <jh@suse.cz>
21478 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21479 Do not add referenced vars.
21480 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
21482 * passes.c (init_optimization_passes): Put mudflap_2 after
21483 free_datastructures.
21485 2007-01-02 Jan Hubicka <jh@suse.cz>
21487 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
21488 Set NOTHROW flag on call statements proved to be nothrow.
21489 Update statement of local calls so new pure/const functions are
21490 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
21492 (tree_rest_of_compilation): Register hooks and initialize bitmap
21493 early. Do not set after_inlining flag.
21495 2007-01-02 Steve Ellcey <sje@cup.hp.com>
21497 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
21498 HOST_BITS_PER_LONGLONG
21500 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21503 * c-typeck.c (store_init_value): Don't emit pedantic overflow
21504 warning for non-static initializers.
21506 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
21508 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
21509 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
21510 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
21511 Always use set_unique_reg_note to add REG_EQUAL notes.
21513 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21516 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21518 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21519 * cfgbuild.c (find_basic_blocks): Likewise.
21520 * cfgrtl.c (rtl_create_basic_block): Likewise.
21521 * function.c (temp_slots_at_level): Likewise.
21522 * reg-stack.c (stack_regs_mentioned): Likewise.
21523 * regclass.c (allocate_reg_info): Likewise.
21524 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21525 set_bb_for_stmt, move_block_to_fn): Likewise.
21526 * tree-complex.c (tree_lower_complex): Likewise.
21527 * vec.h (VEC_safe_grow_cleared): New.
21529 2007-01-02 Ian Lance Taylor <iant@google.com>
21531 * c-common.c (c_common_truthvalue_conversion): When warning about
21532 using an assignment as a truth value, set TREE_NO_WARNING.
21534 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21537 * c.opt (Wold-style-declaration): New.
21538 * doc/invoke.texi (C-only Warning Options): New.
21539 (Wold-style-declaration): Document it.
21540 (Wextra): Enabled by -Wextra.
21541 * c-opts.c (c_common_post_options): Enabled by -Wextra.
21542 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
21543 -Wold-style-declaration.
21545 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21547 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21548 * cfgbuild.c (find_basic_blocks): Likewise.
21549 * cfgrtl.c (rtl_create_basic_block): Likewise.
21550 * function.c (temp_slots_at_level): Likewise.
21551 * reg-stack.c (stack_regs_mentioned): Likewise.
21552 * regclass.c (allocate_reg_info): Likewise.
21553 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21554 set_bb_for_stmt, move_block_to_fn): Likewise.
21555 * tree-complex.c (tree_lower_complex): Likewise.
21556 * vec.h (VEC_safe_grow_cleared): New.
21558 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
21560 * c-common.c (c_common_nodes_and_builtins): Since variants of
21561 void_type_node get built before it is given a name, we need to
21562 give those variants the name, too.
21563 (complete_array_type): We need to work with the canonical main
21564 type of the array, from which we will build the qualified version.
21565 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
21566 * print-tree.c (print_node): Display canonical type information
21568 * stor-layout.c (layout_type): When we don't know the
21569 alignment of a type for which we're building an array, we end up
21570 guessing wrong, so make the type require structural equality.
21571 * tree.c (make_node_stat): When we build a new type, it is its
21572 own canonical type.
21573 (build_type_attribute_qual_variant): When building an attribute
21574 variant, its canonical type is the non-attribute variant. However,
21575 if the attributes are target-dependent and they differ, we need to
21576 use structural equality checks for this type.
21577 (build_qualified_type): A qualified type is not equivalent to its
21578 unqualified variant; set the canonical type appropriately.
21579 (build_distinct_type_copy): When building a distinct type from
21580 another type, the new type is its own canonical type.
21581 (build_variant_type_copy): When building a new type variant, we
21582 assume that it is equivalent to the original type.
21583 (build_pointer_type_for_mode): When building a pointer type, also
21584 build a canonical type pointer.
21585 (build_reference_type_for_mode): When building a reference type,
21586 also build a canonical type reference.
21587 (build_index_type): When we can't hash an index type (e.g.,
21588 because its maximum value is negative), the index type requires
21589 structural equality tests.
21590 (build_array_type): Build the canonical form of an array type.
21591 (build_function_type): Function types require structural equality,
21592 because they contain default arguments, attributes, etc.
21593 (build_method_type_directly): Ditto for method types.
21594 (build_offset_type): Build the canonical offset type.
21595 (build_complex_type): Build the canonical vector type.
21596 (make_vector_type): Build the canonical vector type.
21597 * tree.h (TYPE_CANONICAL): New.
21598 (TYPE_STRUCTURAL_EQUALITY_P): New.
21599 (SET_TYPE_STRUCTURAL_EQUALITY): New.
21600 (struct tree_type): Added "canonical" field.
21601 * params.h (VERIFY_CANONICAL_TYPES): New.
21602 * doc/c-tree.texi (TYPE_CANONICAL): Document.
21603 (TYPE_STRUCTURAL_EQUALITY_P): Document.
21604 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
21605 * doc/invoke.texi (verify-canonical-types): Document --param
21606 parameter for verifying canonical types.
21608 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21610 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
21611 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
21612 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
21613 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
21615 * config/rs6000/e500.h: New.
21616 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
21617 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
21619 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
21620 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
21621 TARGET_E500_DOUBLE): Remove.
21622 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
21623 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
21624 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
21625 * config/rs6000/rs6000.c (rs6000_override_options): Use
21626 CHECK_E500_OPTIONS.
21628 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21630 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
21631 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
21632 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
21633 rs6000_emit_cmove): Don't check TARGET_E500.
21634 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
21635 sordered): Don't check TARGET_E500.
21637 2007-01-01 Eric Christopher <echristo@apple.com>
21639 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
21640 HARD_REGISTER_NUM_P.
21642 2007-01-01 Roger Sayle <roger@eyesopen.com>
21644 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
21645 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
21646 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
21649 2007-01-01 Mike Stump <mrs@apple.com>
21651 * configure.ac: Remove support for building with Apple's gcc-3.1.
21653 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21655 PR middle-end/30311
21656 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
21657 REG is a hard register. Do not modify REG before calling
21659 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
21660 multiple of the size of YMODE for certain lowpart cases.
21662 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21664 PR middle-end/30253
21665 * gimplify (voidify_wrapper_expr): Update for
21666 GIMPLE_MODIFY_STMT.
21668 2007-01-01 Andreas Schwab <schwab@suse.de>
21671 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
21672 save of BR0 in extra_spill_size instead of spill_size.
21673 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
21675 (ia64_expand_epilogue): Restore BR0 from its new location.
21677 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21679 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21680 Use a temporary variable if the left hand side is not a gimple
21683 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21685 * gimplify.c (gimplify_return_expr): Make the temporary variable
21686 for the return expression, a gimple register variable.
21688 2007-01-01 Jan Hubicka <jh@suse.cz>
21690 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21693 2007-01-01 Mike Stump <mrs@apple.com>
21695 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21697 * config/darwin.c (machopic_select_rtx_section): Use
21698 HAVE_GAS_LITERAL16.
21699 (darwin_mergeable_constant_section): Likewise.
21700 * configure: Regenerate.
21701 * config.in: Regenerate.
21703 2007-01-01 Jan Hubicka <jh@suse.cz>
21704 Andrew Pinski <pinskia@gmail.com>
21706 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21707 before starting IPA passes.