1 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7 non-call contexts if TARGET_MIPS16.
8 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10 code for SYMBOL_ABSOLUTE.
11 (mips_symbol_insns): Likewise.
13 2007-08-08 Richard Sandiford <richard@codesourcery.com>
15 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
16 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
17 (mips_symbolic_constant_p): Likewise. Update the call to
19 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
20 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
21 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
22 (print_operand_reloc): Add a context argument. Update the call to
23 mips_symbolic_constant_p.
24 (print_operand): Update the calls to print_operand_reloc.
25 (print_operand_address): Use print_operand_reloc rather than
27 (mips_rewrite_small_data_p): Add a context argument. Update the call
28 to mips_symbolic_constant_p.
29 (mips_small_data_pattern_1): Make DATA the containing mem.
30 Update the call to mips_rewrite_small_data_p.
31 (mips_rewrite_small_data_1): Likewise.
32 (mips_use_anchors_for_symbol_p): Update the call to
33 mips_symbolic_constant_p.
34 * config/mips/predicates.md (const_call_insn_operand): Likewise.
35 (splittable_symbolic_operand): Likewise.
36 (move_operand): Likewise.
37 (absolute_symbolic_operand): Likewise.
38 (got_disp_operand): Likewise.
39 (got_page_ofst_operand): Likewise.
41 2007-08-08 Richard Sandiford <richard@codesourcery.com>
43 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
44 (SYMBOL_ABSOLUTE): ...this.
45 (SYMBOL_SMALL_DATA): Rename to...
46 (SYMBOL_GP_RELATIVE): ...this.
47 (SYMBOL_CONSTANT_POOL): Rename to...
48 (SYMBOL_PC_RELATIVE): ...this.
49 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
50 (mips_symbolic_address_p, mips_symbol_insns, override_options)
51 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
53 * config/mips/predicates.md (const_call_insn_operand): Likewise.
54 (general_symbolic_operand): Rename to...
55 (absolute_symbolic_operand): ...this.
56 * config/mips/mips.md: Update after above changes.
58 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
59 Revital Eres <eres@il.ibm.com>
61 * ddg.c (print_ddg): Add dump information.
62 * modulo-sched.c (print_node_sched_params): Add parameter and
64 (calculate_maxii): Remove function.
65 (undo_generate_reg_moves): Likewise.
66 (undo_permute_partial_schedule): Likewise.
67 (kernel_number_of_cycles): Likewise.
68 (MAXII_FACTOR): New definition to calculate the upper bound of II.
69 (sms_schedule): Use it. Remove profitability checks.
70 (sms_schedule_by_order): Fix order of nodes within the cycle.
72 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
74 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
75 -profile option, add pie support.
76 (ENDFILE_SPEC): New spec.
77 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
79 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
81 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
82 * gcc/config/gnu.h (LIB_SPEC): Likewise.
84 2007-08-07 Yaz Saito <saito@google.com>
85 Ian Lance Taylor <iant@google.com>
87 * common.opt (finstrument-functions-exclude-function-list): New
89 (finstrument-functions-exclude-file-list): New option.
90 * opts.c (char_p): Define and DEF_VEC.
91 (flag_instrument_functions_exclude_functions): New static
93 (flag_instrument_functions_exclude_files): New static variable.
94 (add_instrument_functions_exclude_list): New static function.
95 (flag_instrument_functions_exclude_p): New function.
96 (common_handle_option): Handle new options.
97 * flags.h (flag_instrument_functions_exclude_p): Declare.
98 * gimplify.c (gimplify_function_tree): Call
99 flag_instrument_functions_exclude_p.
100 * doc/invoke.texi (Option Summary): Mention new options.
101 (Code Gen Options): Document new options.
103 2007-08-07 Ian Lance Taylor <iant@google.com>
105 PR rtl-optimization/32776
106 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
107 (resolve_use): Likewise.
108 (decompose_multiword_subregs): Remove "changed" local variable.
110 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
112 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
113 * configure: Regenerate.
114 * config.in: Regenerate.
115 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
118 2007-08-07 Ian Lance Taylor <iant@google.com>
120 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
121 note, just delete the insn.
123 2007-08-07 Andreas Schwab <schwab@suse.de>
126 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
129 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
131 * lower-subreg.c (resolve_subreg_use): Remove assertion.
132 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
133 (decompose_multiword_subregs): Use the functions above to decompose
134 multiword shifts and zero-extends.
136 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
138 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
139 "assemble" descriptions which were swapped.
141 2007-08-06 Chao-ying Fu <fu@mips.com>
143 * fixed-value.h: New file.
144 * fixed-value.c: New file.
145 * Makefile.in (OBJS-common): Add fixed-value.o.
146 (fixed-value.o): New rule.
147 (GTFILES): Add fixed-value.h.
148 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
149 to compare a.low and b.low.
150 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
152 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
153 Daniel Jacobowitz <dan@codesourcery.com>
156 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
158 (x86_64-*-netbsd*): Likewise.
159 (x86_64-*-linux*): Likewise.
160 (x86_64-*-kfreebsd*-gnu): Likewise.
161 (x86_64-*-knetbsd*-gnu): Likewise.
162 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
164 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
166 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
167 Add -fno-asynchronous-unwind-tables.
169 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
170 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
171 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
172 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
173 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
175 2007-08-06 Steve Ellcey <sje@cup.hp.com>
177 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
178 (TARGET_C_MODE_FOR_SUFFIX): New.
180 2007-08-06 Steve Ellcey <sje@cup.hp.com>
182 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
184 2007-08-06 Steve Ellcey <sje@cup.hp.com>
186 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
188 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
190 * config/i386/i386.md: Check TARGET_ macros and optimize_size
191 before checking function returns in conditional expressions.
193 2007-08-06 Alfred Minarik <a.minarik@aon.at>
196 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
198 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
201 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
204 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
206 * configure.ac: Remove --enable-checking=df from default settings.
207 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
208 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
209 if the parameter is true.
210 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
211 DF_VERIFY_SCHEDULED flag is true.
212 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
213 (df_finish_pass): Adjust prototype.
214 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
217 * see.c (pass_see): Add TODO_df_verify.
218 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
219 * global.c (rest_of_handle_global_alloc): Schedule verification
221 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
223 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
224 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
225 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
227 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
228 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
229 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
231 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
232 Revital Eres <eres@il.ibm.com>
234 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
236 * ddg.c (create_ddg_dependence): Rename to...
237 (create_ddg_dep_from_intra_loop_link): This. Do not check
238 for interloop edges. Do not create anti dependence edge when
239 a true dependence edge exists in the opposite direction and
240 -fmodulo-sched-allow-regmoves is set.
241 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
242 (add_cross_iteration_register_deps): Create anti dependence edge
243 when -fno-modulo-sched-allow-regmoves is set.
244 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
246 2007-08-04 Richard Sandiford <richard@codesourcery.com>
248 * config/arm/arm.md (movsi): Add braces.
250 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
253 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
254 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
256 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
258 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
260 * cfgloopmanip.c (remove_path, create_preheaders,
261 force_single_succ_latches, fix_loop_structure): Ditto.
262 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
263 tree_duplicate_loop_to_header_edge): Ditto.
264 * cfgloopanal.c (mark_irreducible_loops): Ditto.
265 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
267 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
268 cleanup_tree_cfg): Ditto.
269 * tree-cfg.c (tree_merge_blocks): Ditto.
270 * cfgloop.c (rescan_loop_exit, record_loop_exits,
271 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
272 loop_preheader_edge, single_exit): Ditto.
273 (flow_loops_find): Do not clear loops->state.
274 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
275 loops_state_clear): New functions.
277 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
280 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
281 when adding to the base and convert ELT to sizetype instead of type.
283 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
286 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
287 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
289 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
292 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
293 correct type the negate expression.
295 2007-08-03 Jan Hubicka <jh@suse.cz>
297 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
300 2007-08-03 David Edelsohn <edelsohn@gnu.org>
302 * config/rs6000/rs6000.c (struct processor_cost): Change
303 l1_cache_lines to l1_cache_size. Add l2_cache_size.
304 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
306 (rios1_costs, rios2_cost): Correct cache line size.
307 (rs6000_override_options): Set l2-cache-size parameter.
309 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
310 Diego Novillo <dnovillo@google.com>
313 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
314 if the range includes 0.
316 2007-08-03 Ben Elliston <bje@au.ibm.com>
318 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
319 mode to unspec expressions to silence a warning from the generator
322 2007-08-02 Steve Ellcey <sje@cup.hp.com>
324 * config/ia64/constraints.md ("U"): Make constraint vector only.
326 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
329 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
330 always_inline attribute on the function decl.
332 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
335 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
336 if we are compiling with -fPIC.
338 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
339 Nigel Stephens <nigel@mips.com>
341 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
342 Define for MIPS32 and MIPS64.
344 2007-08-02 Nick Clifton <nickc@redhat.com>
346 * config/host-hpux.c: Change copyright header to refer to version
347 3 of the GNU General Public License and to point readers at the
348 COPYING3 file and the FSF's license web page.
349 * config/alpha/predicates.md, config/alpha/vms-ld.c,
350 config/alpha/linux.h, config/alpha/alpha.opt,
351 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
352 config/alpha/vms-unwind.h, config/alpha/ev4.md,
353 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
354 config/alpha/alpha.h, config/alpha/sync.md,
355 config/alpha/openbsd.h, config/alpha/alpha.md,
356 config/alpha/alpha-modes.def, config/alpha/ev5.md,
357 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
358 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
359 config/alpha/constraints.md, config/alpha/osf.h,
360 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
361 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
362 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
363 config/frv/frv-asm.h, config/frv/frv-protos.h,
364 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
365 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
366 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
367 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
368 config/s390/s390.opt, config/s390/s390-modes.def,
369 config/s390/fixdfdi.h, config/s390/constraints.md,
370 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
371 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
372 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
373 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
374 config/m32c/prologue.md, config/m32c/m32c.abi,
375 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
376 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
377 config/m32c/t-m32c, config/m32c/m32c-modes.def,
378 config/m32c/jump.md, config/m32c/shift.md,
379 config/m32c/m32c-protos.h, config/libgloss.h,
380 config/spu/spu-protos.h, config/spu/predicates.md,
381 config/spu/spu-builtins.h, config/spu/spu.c,
382 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
383 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
384 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
385 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
386 config/sparc/hypersparc.md, config/sparc/predicates.md,
387 config/sparc/linux.h, config/sparc/sp64-elf.h,
388 config/sparc/supersparc.md, config/sparc/cypress.md,
389 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
390 config/sparc/niagara.md, config/sparc/sparc.md,
391 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
392 config/sparc/sparc.opt, config/sparc/sync.md,
393 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
394 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
395 config/sparc/sparc.c, config/sparc/little-endian.opt,
396 config/sparc/sysv4-only.h, config/sparc/sparc.h,
397 config/sparc/linux64.h, config/sparc/freebsd.h,
398 config/sparc/sol2.h, config/sparc/rtemself.h,
399 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
400 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
401 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
402 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
403 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
404 config/m32r/linux.h, config/m32r/constraints.md,
405 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
406 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
407 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
408 config/i386/i386.md, config/i386/netware-crt0.c,
409 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
410 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
411 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
412 config/i386/sol2.h, config/i386/constraints.md,
413 config/i386/netware-libgcc.c, config/i386/sysv5.h,
414 config/i386/predicates.md, config/i386/geode.md,
415 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
416 config/i386/freebsd64.h, config/i386/vxworksae.h,
417 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
418 config/i386/rtemself.h, config/i386/netbsd-elf.h,
419 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
420 config/i386/netware.h, config/i386/i386-modes.def,
421 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
422 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
423 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
424 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
425 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
426 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
427 config/i386/xm-mingw32.h, config/i386/linux64.h,
428 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
429 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
430 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
431 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
432 config/i386/cygwin2.c, config/i386/i386-protos.h,
433 config/i386/sync.md, config/i386/openbsd.h,
434 config/i386/host-mingw32.c, config/i386/i386-aout.h,
435 config/i386/nto.h, config/i386/biarch64.h,
436 config/i386/i386-coff.h, config/i386/freebsd.h,
437 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
438 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
439 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
440 config/darwin-protos.h, config/linux.opt, config/sol2.c,
441 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
442 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
443 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
444 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
445 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
446 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
447 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
448 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
449 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
450 config/sh/superh64.h, config/sh/rtemself.h,
451 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
452 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
453 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
454 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
455 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
456 config/avr/predicates.md, config/avr/constraints.md,
457 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
458 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
459 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
460 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
461 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
462 config/c4x/c4x-modes.def, config/c4x/rtems.h,
463 config/c4x/predicates.md, config/c4x/c4x.h,
464 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
465 config/xtensa/predicates.md, config/xtensa/xtensa.c,
466 config/xtensa/linux.h, config/xtensa/xtensa.h,
467 config/xtensa/elf.h, config/xtensa/xtensa.md,
468 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
469 config/xtensa/xtensa-protos.h, config/dbx.h,
470 config/stormy16/predicates.md, config/stormy16/stormy16.md,
471 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
472 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
473 config/host-solaris.c, config/fr30/fr30.h,
474 config/fr30/predicates.md, config/fr30/fr30-protos.h,
475 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
476 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
477 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
478 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
479 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
480 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
481 config/host-linux.c, config/interix3.h, config/cris/cris.c,
482 config/cris/predicates.md, config/cris/linux.h,
483 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
484 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
485 config/cris/aout.opt, config/cris/cris-protos.h,
486 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
487 config/iq2000/iq2000.h, config/iq2000/predicates.md,
488 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
489 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
490 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
491 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
492 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
493 config/chorus.h, config/mn10300/mn10300.c,
494 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
495 config/mn10300/mn10300.h, config/mn10300/linux.h,
496 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
497 config/mn10300/mn10300.md, config/ia64/predicates.md,
498 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
499 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
500 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
501 config/ia64/freebsd.h, config/ia64/ia64.md,
502 config/ia64/ia64-modes.def, config/ia64/constraints.md,
503 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
504 config/gofast.h, config/rtems.h, config/sol2-10.h,
505 config/m68k/predicates.md, config/m68k/m68k.md,
506 config/m68k/linux.h, config/m68k/m68k-modes.def,
507 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
508 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
509 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
510 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
511 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
512 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
513 config/m68k/constraints.md, config/m68k/rtemself.h,
514 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
515 config/m68k/uclinux.h, config/rs6000/power4.md,
516 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
517 config/rs6000/linux.h, config/rs6000/eabi.h,
518 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
519 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
520 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
521 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
522 config/rs6000/windiss.h, config/rs6000/603.md,
523 config/rs6000/aix41.h, config/rs6000/cell.md,
524 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
525 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
526 config/rs6000/darwin.md, config/rs6000/darwin64.h,
527 config/rs6000/default64.h, config/rs6000/7xx.md,
528 config/rs6000/darwin.opt, config/rs6000/spe.md,
529 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
530 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
531 config/rs6000/7450.md, config/rs6000/linux64.h,
532 config/rs6000/constraints.md, config/rs6000/440.md,
533 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
534 config/rs6000/rs6000.c, config/rs6000/aix52.h,
535 config/rs6000/rs6000.h, config/rs6000/power6.md,
536 config/rs6000/predicates.md, config/rs6000/altivec.md,
537 config/rs6000/aix64.opt, config/rs6000/rios1.md,
538 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
539 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
540 config/rs6000/darwin7.h, config/rs6000/dfp.md,
541 config/rs6000/linux64.opt, config/rs6000/sync.md,
542 config/rs6000/vxworksae.h, config/rs6000/power5.md,
543 config/rs6000/lynx.h, config/rs6000/biarch64.h,
544 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
545 config/rs6000/eabispe.h, config/rs6000/e500.h,
546 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
547 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
548 config/rs6000/aix.h, config/rs6000/vxworks.h,
549 config/rs6000/40x.md, config/rs6000/aix51.h,
550 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
551 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
552 config/arc/arc.h, config/mcore/mcore-elf.h,
553 config/mcore/mcore-protos.h, config/mcore/predicates.md,
554 config/mcore/mcore.md, config/mcore/mcore.c,
555 config/mcore/mcore.opt, config/mcore/mcore.h,
556 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
557 config/score/predicates.md, config/score/score-version.h,
558 config/score/score-protos.h, config/score/misc.md,
559 config/score/elf.h, config/score/score.c, config/score/mac.md,
560 config/score/score7.md, config/score/score.h,
561 config/score/score-conv.h, config/score/score-mdaux.c,
562 config/score/score.md, config/score/score.opt,
563 config/score/score-modes.def, config/score/score-mdaux.h,
564 config/score/mul-div.S, config/arm/uclinux-elf.h,
565 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
566 config/arm/symbian.h, config/arm/linux-elf.h,
567 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
568 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
569 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
570 config/arm/strongarm-pe.h, config/arm/arm.h,
571 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
572 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
573 config/arm/arm-modes.def, config/arm/linux-eabi.h,
574 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
575 config/arm/arm-cores.def, config/arm/arm-protos.h,
576 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
577 config/arm/wince-pe.h, config/arm/neon.md,
578 config/arm/constraints.md, config/arm/neon.ml,
579 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
580 config/arm/arm.opt, config/arm/arm926ejs.md,
581 config/arm/predicates.md, config/arm/iwmmxt.md,
582 config/arm/arm_neon.h, config/arm/unknown-elf.h,
583 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
584 config/arm/neon-testgen.ml, config/arm/arm.md,
585 config/arm/xscale-coff.h, config/arm/pe.c,
586 config/arm/arm-generic.md, config/arm/pe.h,
587 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
588 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
589 config/arm/strongarm-elf.h, config/arm/cirrus.md,
590 config/arm/netbsd-elf.h, config/arm/vxworks.h,
591 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
592 config/pa/predicates.md, config/pa/pa64-hpux.h,
593 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
594 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
595 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
596 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
597 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
598 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
599 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
600 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
601 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
602 config/pa/pa64-regs.h, config/pa/pa-modes.def,
603 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
604 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
605 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
606 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
607 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
608 config/mips/linux64.h, config/mips/elforion.h,
609 config/mips/constraints.md, config/mips/generic.md,
610 config/mips/predicates.md, config/mips/4300.md,
611 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
612 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
613 config/mips/5k.md, config/mips/vr4120-div.S,
614 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
615 config/mips/mips-protos.h, config/mips/6000.md,
616 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
617 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
618 config/mips/mips-modes.def, config/mips/vr.h,
619 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
620 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
621 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
622 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
623 config/vax/openbsd1.h, config/vax/netbsd.h,
624 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
625 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
626 config/h8300/rtems.h, config/h8300/predicates.md,
627 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
628 config/h8300/h8300.md, config/h8300/h8300.opt,
629 config/h8300/coff.h, config/h8300/h8300-protos.h,
630 config/v850/v850.md, config/v850/predicates.md,
631 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
632 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
633 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
634 config/mmix/mmix.h, config/mmix/predicates.md,
635 config/mmix/mmix-protos.h, config/mmix/mmix.md,
636 config/mmix/mmix.c, config/mmix/mmix.opt,
637 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
638 config/bfin/rtems.h, config/bfin/bfin-modes.def,
639 config/bfin/predicates.md, config/bfin/bfin-protos.h,
640 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
643 2007-08-02 Richard Sandiford <richard@codesourcery.com>
645 * emit-rtl.c (reset_used_decls): Rename to...
646 (set_used_decls): ...this. Set the used flag rather than clearing it.
647 (unshare_all_rtl_again): Update accordingly. Set flags on argument
648 DECL_RTLs rather than resetting them.
650 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
652 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
654 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
656 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
657 argument to find_reloads_address.
659 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
661 PR tree-optimization/32919
662 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
663 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
664 (coalesce_ssa_name): Call it.
666 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
667 David Ung <davidu@mips.com>
669 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
670 (__mips16_unorddf2, __mips16_floatunsidf): New.
671 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
673 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
675 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
677 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
678 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
679 * tree.h (OMP_SECTIONS_CONTROL): New macro.
680 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
681 * omp-low.c (get_ws_args_for, determine_parallel_type,
682 expand_omp_for_generic, expand_omp_for_static_nochunk,
683 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
684 Work with more precise CFG.
685 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
686 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
688 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
689 * gimple-low.c (lower_stmt): Ditto.
690 * tree-inline.c (estimate_num_insns_1): Ditto.
691 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
692 (OMP_SECTIONS_SWITCH): New.
693 * tree-cfgcleanup.c (cleanup_omp_return): New.
694 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
695 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
696 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
697 (tree_redirect_edge_and_branch): Handle omp constructs.
699 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
700 with three arguments.
702 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
704 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
707 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
709 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
710 the loop structures may need fixing.
711 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
713 (cleanup_tree_cfg_loop): Removed.
714 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
715 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
716 instead of running cleanup_tree_cfg_loop.
717 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
718 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
719 (tree_predictive_commoning): Declaration changed.
720 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
722 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
724 * doc/invoke.texi (l1-cache-size): Update documentation.
725 (l2-cache-size): Document.
726 * params.h (L2_CACHE_SIZE): New macro.
727 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
728 that L1_CACHE_SIZE is in kB now.
729 (L2_CACHE_SIZE_BYTES): New macro.
730 (tree_ssa_prefetch_arrays): Show size in kB.
731 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
732 and l2_cache_size fields.
733 * config/i386/driver-i386.c (describe_cache): Detect cache size
735 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
736 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
737 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
738 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
739 (override_options): Set l1-cache-size and l2-cache-size to default
740 values if not specified otherwise.
741 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
742 (PARAM_L2_CACHE_SIZE): New.
744 2007-08-01 Nigel Stephens <nigel@mips.com>
745 David Ung <davidu@mips.com>
746 Thiemo Seufer <ths@mips.com>
747 Chris Dearman <chris@mips.com>
748 Richard Sandiford <richard@codesourcery.com>
750 * config.gcc (mips*-sde-elf*): New stanza.
751 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
752 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
753 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
754 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
755 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
756 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
758 * config/mips/sde.h: New file.
759 * config/mips/t-libgcc-mips16: Likewise.
760 * config/mips/t-sde: Likewise.
761 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
762 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
763 _MIPS_FPSET and _MIPS_SZINT.
764 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
765 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
766 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
767 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
768 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
769 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
770 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
771 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
772 _MIPS_SZPTR and _MIPS_FPSET.
773 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
774 architecture is specified.
775 (MIPS_32BIT_OPTION_SPEC): New macro.
777 2007-07-31 Dan Hipschman <dsh@google.com>
779 * gcc.c (end_going_arg): New function.
783 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
785 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
786 only if ENABLE_CHECKING is defined.
788 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
790 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
791 df_ru_add_problem, df_ru_get_bb_info): Removed.
792 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
793 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
794 df_ru_free_bb_info, df_ru_alloc,
795 df_ru_bb_local_compute_process_def,
796 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
797 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
798 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
799 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
800 df_ru_add_problem): Removed.
802 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
805 * pa.md (casesi32): Use match_scratch. Revise insn condition.
806 (casesi32p, casesi64p): Likewise.
807 (casesi): Adjust for above.
809 2007-07-31 Richard Sandiford <richard@codesourcery.com>
811 * mode-switching.c (create_pre_exit): Don't search past calls.
813 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
815 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
817 2007-07-31 Revital Eres <eres@il.ibm.com>
819 * ddg.c (add_deps_for_def): Rename to...
820 (add_cross_iteration_register_deps): This. Change implementation
821 to use only reaching def and def-use chains to construct the
822 inter loop dependencies.
823 (add_deps_for_use): Remove function.
824 (build_inter_loop_deps): Call add_cross_iteration_register_deps
825 function to build the inter loop dependencies.
826 * modulo-sched.c (sms_schedule): Build only
827 reaching def and def-use chains for the propose of the ddg
830 2007-07-31 Julian Brown <julian@codesourcery.com>
832 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
833 New define_insns. Use correct RTL.
834 (vec_set<mode>): Write as expander.
836 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
838 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
839 to an unallocated space.
841 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
844 (split_constant_offset): Enable split_constant_offset to extract
845 constants from other statements.
846 * tree-vect-transform.c
847 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
848 to a temp var. Force base_offset to be simple.
850 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
852 * df-scan.c (df_scan_verify): Remove artificial limit on
853 the number of blocks for verification.
854 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
855 df_simulate_defs): Avoid unnecessary insn checking for defs.
857 2007-07-29 Mark Mitchell <mark@codesourcery.com>
860 * config/m68k/lb1sf68.asm (FUNC): New macro.
862 (__udivsi3): Likewise.
863 (__divsi3): Likewise.
864 (__umodsi3): Likewise.
865 (__modsi3): Likewise.
866 (__subdf3): Likewise.
867 (__adddf3): Likewise.
868 (__muldf3): Likewise.
869 (__divdf3): Likewise.
870 (__negdf2): Likewise.
871 (__cmpdf2): Likewise.
872 (__subsf3): Likewise.
873 (__addsf3): Likewise.
874 (__mulsf3): Likewise.
875 (__divsf3): Likewise.
876 (__negsf2): Likewise.
877 (__cmpsf2): Likewise.
891 2007-07-30 Ollie Wild <aaw@google.com>
893 * c-ppoutput.c (print_lines_directives_only): New function.
894 (scan_translation_unit_directives_only): New function.
895 (preprocess_file): Add call to scan_translation_unit_directives_only.
896 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
897 (sanitize_cpp_opts): Add default flag_dump_macros setting for
898 -fdirectives-only. Add errors for -fdirectives-only conflict with
899 -Wunused-macros and -traditional.
900 (finish_options): Add builtin macro initialization for
901 -fdirectives-only + -fpreprocessed.
902 * c.opt (fdirectives-only): New.
903 * doc/cppopts.texi (fdirectives-only): New.
905 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
907 * alias.c (record_set, memory_modified_1): Constify.
908 * bt-load.c (note_btr_set): Likewise.
909 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
910 * combine.c (set_nonzero_bits_and_sign_copies,
911 expand_field_assignment, record_dead_and_set_regs_1,
912 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
913 likely_spilled_retval_1): Likewise.
914 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
915 frv_io_handle_set): Likewise.
916 * config/mips/mips.c (mips_sim_record_set,
917 vr4130_true_reg_dependence_p_1): Likewise.
918 * config/mt/mt.c (insn_dependent_p_1): Likewise.
919 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
920 * config/sh/sh.c (flow_dependent_p_1): Likewise.
921 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
922 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
923 * ddg.c (mark_mem_store): Likewise.
924 * df-problems.c (df_urec_mark_reg_change): Likewise.
925 * function.c (update_epilogue_consts): Likewise.
926 * gcse.c (record_set_info, record_last_set_info,
927 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
928 reg_clear_last_set): Likewise.
929 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
931 * jump.c (reversed_comparison_code_parts): Likewise.
932 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
933 reg_is_set): Likewise.
934 * loop-iv.c (mark_altered): Likewise.
935 * mode-switching.c (reg_becomes_live): Likewise.
936 * optabs.c (no_conflict_move_test): Likewise.
937 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
939 * postreload.c (reload_combine_note_store, move2add_note_store):
941 * regmove.c (flags_set_1): Likewise.
942 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
944 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
946 * resource.c (update_live_status): Likewise.
947 * rtl.h (set_of, note_stores): Likewise.
948 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
949 note_stores, parms_set): Likewise.
950 * sched-rgn.c (sets_likely_spilled_1): Likewise.
951 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
953 * var-tracking.c (count_stores, add_stores): Likewise.
955 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
957 * alias.c (mems_in_disjoint_alias_sets_p,
958 fixed_scalar_and_varying_struct_p, aliases_everything_p,
959 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
960 write_dependence_p, mems_in_disjoint_alias_sets_p,
961 read_dependence, true_dependence, canon_true_dependence,
962 anti_dependence, output_dependence): Constify.
963 * combine.c (extended_count): Likewise.
964 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
965 * cselib.c (get_value_hash, references_value_p,
966 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
967 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
968 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
969 * function.c (contains, prologue_epilogue_contains,
970 sibcall_epilogue_contains): Likewise.
971 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
972 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
973 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
974 reg_or_subregno): Likewise.
975 * recog.c (asm_noperands): Likewise.
976 * reload1.c (function_invariant_p): Likewise.
977 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
978 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
979 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
980 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
981 true_regnum, reg_or_subregno, condjump_in_parallel_p,
982 extended_count, prologue_epilogue_contains,
983 sibcall_epilogue_contains, function_invariant_p, true_dependence,
984 canon_true_dependence, read_dependence, anti_dependence,
985 output_dependence): Likewise.
986 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
988 2007-07-30 Julian Brown <julian@codesourcery.com>
990 * config/arm/neon.md (V_ext): New mode attribute.
991 (neon_vget_lane<mode>): Replace with define_expand.
992 (neon_vget_lane<mode>_sext_internal)
993 (neon_vget_lane<mode>_zext_internal): New define_insns for double
994 and quad precision vectors.
995 (neon_vget_lanedi): Add bounds check. Remove dead comment.
996 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
997 have typeless 32-bit result.
999 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1002 * tree-affine.h (aff_tree): The type of rest is sizetype for types
1004 * tree-affine.c (aff_combination_scale): If type is a pointer type,
1005 use sizetype for rest.
1006 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
1007 (aff_combination_convert): Don't convert rest for pointer types.
1009 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1011 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
1013 * tree-ssa-alias.c: Add alloc-pool.h.
1014 (init_alias_info): Free alias_bitmap_obstack.
1015 (delete_alias_info): Call delete_mem_ref_stats.
1016 (get_mem_sym_stats_for): Use alloc_pool.
1017 (init_mem_ref_stats): Do not delete mem_ref_stats here.
1018 (delete_mem_sym_stats): Removed.
1020 2007-07-29 Sebastian Pop <sebpop@gmail.com>
1022 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
1023 functions cannot be represented as classical distance vectors.
1025 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1027 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
1028 * builtins.c (validate_arg, builtin_mathfn_code,
1029 validate_arglist): Likewise.
1030 * calls.c (call_expr_flags): Likewise.
1031 * combine.c (reg_nonzero_bits_for_combine,
1032 reg_num_sign_bit_copies_for_combine, get_last_value,
1033 reg_truncated_to_mode): Likewise.
1034 * emit-rtl.c (subreg_lowpart_p): Likewise.
1035 * expr.c (highest_pow2_factor_for_target,
1036 categorize_ctor_elements_1, categorize_ctor_elements,
1037 count_type_elements, contains_packed_reference,
1038 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
1039 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
1040 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
1041 native_encode_int, native_encode_real, native_encode_complex,
1042 native_encode_vector, native_encode_expr, native_interpret_int,
1043 native_interpret_real, native_interpret_complex,
1044 native_interpret_vector, native_interpret_expr): Likewise.
1045 * function.c (use_register_for_decl): Likewise.
1046 * gimplify.c (get_name): Likewise.
1047 * langhooks-def.h (lhd_return_null_const_tree): New.
1048 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
1049 * langhooks.c (lhd_return_null_const_tree): New.
1050 * langhooks.h (lang_get_callee_fndecl): Constify.
1051 * output.h (constructor_static_from_elts_p): Likewise.
1052 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
1053 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
1054 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
1055 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
1056 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
1057 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
1058 * rtlhooks-def.h (reg_nonzero_bits_general,
1059 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
1061 * rtlhooks.c (reg_num_sign_bit_copies_general,
1062 reg_nonzero_bits_general, reg_truncated_to_mode_general):
1064 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
1065 * stor-layout.c (mode_for_size_tree): Likewise.
1066 * tree-ssa-loop-im.c (memref_eq): Likewise.
1067 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
1068 * tree.c (contains_placeholder_p, type_list_equal,
1069 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
1071 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
1072 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
1073 contains_placeholder_p, contains_packed_reference,
1074 get_callee_fndecl, operand_equal_for_phi_arg_p,
1075 warn_if_unused_value, is_body_block, native_encode_expr,
1076 native_interpret_expr, fold_convertible_p, operand_equal_p,
1077 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
1078 validate_arglist, simple_cst_equal, type_list_equal,
1079 use_register_for_decl, call_expr_flags, get_name,
1080 highest_pow2_factor): Likewise.
1081 (const_call_expr_arg_iterator_d,
1082 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
1083 first_const_call_expr_arg, more_const_call_expr_args_p,
1084 FOR_EACH_CONST_CALL_EXPR_ARG): New.
1085 * varasm.c (constructor_static_from_elts_p): Constify.
1087 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
1089 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
1090 config/arm/neon-schedgen.ml, config/arm/neon.ml,
1091 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
1092 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
1093 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
1094 tree-vect-transform.c, tree.def: Fix comment typos. Follow
1095 spelling conventions.
1096 * doc/invoke.texi: Follow spelling conventions.
1098 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
1099 Revital Eres <eres@il.ibm.com>
1101 * modulo-sched.c (sms_schedule): Avoid loops which includes
1102 auto-increment instructions.
1104 2007-07-28 Richard Guenther <rguenther@suse.de>
1107 * fold-const.c (fold_cond_expr_with_comparison): Convert
1108 operand zero of MIN/MAX_EXPR to correct type.
1110 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
1113 flags_from_decl_or_type): Constify.
1114 * gcc.c (do_spec_1): Likewise.
1115 * print-tree.c (dump_addr, print_node_brief): Likewise.
1116 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
1117 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
1118 tree_purge_all_dead_eh_edges): Likewise.
1119 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
1120 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
1122 * tree.c (expr_location, expr_has_location, expr_locus,
1123 expr_filename, expr_lineno, get_inner_array_type,
1124 fields_compatible_p): Likewise.
1125 * tree.h (get_inner_array_type, fields_compatible_p,
1126 expr_location, expr_has_location, expr_locus, expr_filename,
1127 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
1128 setjmp_call_p, alloca_call_p): Likewise.
1130 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1132 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
1133 TV_FLOW_INSENSITIVE.
1135 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
1137 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
1138 (compute_flow_insensitive_aliasing): Ditto for
1139 TV_FLOW_INSENSITIVE.
1141 2007-07-27 Jan Hubicka <jh@suse.cz>
1143 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
1146 * attribs.c: Include hashtab.h
1147 (attribute_hash): New.
1148 (substring): New structure.
1149 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
1151 (init_attributes): Initialize attribute hash.
1152 (decl_attributes): Use attribute hash.
1153 * Makefile.in (attribs.c): Depend on hashtab.h.
1155 2007-07-27 Steve Ellcey <sje@cup.hp.com>
1157 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
1159 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1161 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
1162 __mips_dspr2 and __mips_dsp_rev macros.
1163 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
1165 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
1167 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
1169 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1173 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
1174 and the updating of the live and do_not_gen sets.
1175 (df_note_bb_compute): Added updating of live and do_not_gen sets
1176 for regular defs so that the case of clobber inside conditional
1177 call is processed correctly.
1179 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1181 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
1182 operands with compatible type.
1184 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1186 * expr.h (store_bit_field): Don't return a value.
1187 * expmed.c (check_predicate_volatile_ok): New function.
1188 (store_bit_field_1): New function, extracted from store_bit_field.
1189 Take a fallback_p argument and return true if the operation succeeded.
1190 Only use store_fixed_bit_field if fallback_p. Don't recompute
1191 mode_for_extraction; use op_mode instead. Try forcing memories
1192 into registers if the insv expander fails.
1193 (store_bit_field): Use store_bit_field_1 with fallback_p true.
1194 Don't return a value.
1195 (convert_extracted_bit_field): New function, extracted from
1197 (extract_bit_field_1): Likewise. Take a fallback_p argument
1198 and return NULL if the operation succeeded. Only use
1199 extract_fixed_bit_field if fallback_p. Only calculate one
1200 extraction mode. Combine code for extv and extzv. Try forcing
1201 memories into registers if the ext(z)v expander fails.
1202 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
1204 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1206 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
1208 (df_ref): Likewise. Put regno with other integer fields.
1210 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1212 * df.h (df_mw_hardreg): Remove "loc" field.
1213 * df-scan.c (df_ref_record): Don't set it. Remove redundant
1215 * df-problems.c (df_whole_mw_reg_unused_p): New function,
1216 split out from df_set_unused_notes_for_mw. Return false for
1217 partial references. Assert that mw_reg is a REG when returning true.
1218 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
1219 (df_whole_mw_reg_dead_p): New function, split out from
1220 df_set_dead_notes_for_mw. Return false for partial references.
1221 Assert that mw_reg is a REG when returning true.
1222 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
1223 Remove redundant bitmap check.
1225 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
1227 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
1228 ($(T)crtend.o): Likwise.
1229 ($(T)crtbeginS.o): Likwise.
1230 ($(T)crtendS.o): Likwise.
1231 ($(T)crtfastmath.o): Likwise.
1233 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
1235 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
1236 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
1237 * basic-block.h (struct control_flow_graph): Added x_dom_computed
1238 and x_n_bbs_in_dom_tree fields.
1240 2007-07-26 Steve Ellcey <sje@cup.hp.com>
1242 PR tree-optimization/32087
1243 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1244 Do not call scale_bbs_frequencies_int with prob of zero.
1246 2007-07-26 Julian Brown <julian@codesourcery.com>
1248 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
1249 (neon_element_bits): Add prototypes.
1250 * config/arm/arm.c (bounds_check, neon_lane_bounds)
1251 (neon_const_bounds, neon_element_bits): New functions.
1252 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
1253 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
1254 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
1255 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
1256 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
1257 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
1258 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
1259 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
1260 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
1261 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
1262 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
1263 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
1264 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
1266 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
1268 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
1269 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
1271 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
1272 Julian Brown <julian@codesourcery.com>
1274 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
1275 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
1276 * config/arm/cortex-a8.md: New.
1277 * config/arm/cortex-a8-neon.md: New.
1278 * config/arm/neon-schedgen.ml: New.
1279 * config/arm/neon.md (vqh_mnem): New.
1281 (Is_float_mode): New.
1282 (Scalar_mul_8_16): New.
1284 (V_mode_nunits): New.
1285 (All instruction patterns): Annotate with neon_type attribute
1287 * config/arm/arm.md: Include cortex-a8.md.
1288 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
1290 Annotate instruction patterns accordingly.
1291 (generic_sched): Do not use generic scheduling for Cortex-A8.
1292 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
1294 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
1296 * fold-const.c (fold_read_from_constant_string): Use
1298 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1300 2007-07-26 Nick Clifton <nickc@redhat.com>
1302 * tree-ssa-operands.h: Change copyright header to refer to version
1303 3 of the GNU General Public License and to point readers at the
1304 COPYING3 file and the FSF's license web page.
1305 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
1306 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
1307 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1308 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1309 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1310 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1311 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1312 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1313 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1314 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1315 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1316 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1317 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1318 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1319 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1320 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1321 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1322 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1323 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1324 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1325 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1326 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1327 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1328 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1329 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1330 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1331 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1332 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1333 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1334 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1335 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1336 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1337 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1338 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1339 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1340 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1341 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1342 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1343 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1344 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1345 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1346 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1347 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1348 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1349 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1350 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1351 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1352 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1353 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1354 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1355 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1356 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1357 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1358 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1359 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1360 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1361 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1362 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1363 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1364 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1365 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1366 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1367 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1368 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1369 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1370 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1371 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1372 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1373 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1374 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1375 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1376 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1377 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1378 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1379 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1380 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1381 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1382 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1383 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1384 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1385 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1386 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1387 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1388 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1389 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1390 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1391 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1392 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1393 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1394 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1395 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1396 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1397 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1398 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
1399 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
1400 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
1401 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
1402 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
1403 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
1404 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
1405 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
1406 convert.c, convert.h, langhooks-def.h, reload1.c,
1407 tree-ssa-operands.c: Likewise.
1409 2007-07-26 Jan Hubicka <jh@suse.cz>
1411 * tree-ssa-live.c: Include debug.h and flags.h.
1412 (mark_scope_block_unused): New function.
1413 (remove_unused_scope_block_p): New function.
1414 (remove_unused_locals): Remove unused blocks too.
1416 2007-07-25 Ian Lance Taylor <iant@google.com>
1418 * combine.c (combine_max_regno): Remove. Remove all uses.
1419 (struct reg_stat_struct): Rename from struct reg_stat.
1420 (reg_stat_type): Define, and declare VECs.
1421 (reg_stat): Change from pointer to VEC. Change all uses.
1422 (combine_split_insns): New static function.
1423 (try_combine, find_split_point): Call it instead of split_insns.
1425 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1427 * cfghooks.c (split_block): Fix the information about loop latch.
1429 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1431 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
1433 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1435 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1436 Scan the new edge for loop exit info.
1438 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
1440 * config/darwin.c: Include debug.h.
1442 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1445 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
1447 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1449 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
1450 (HARD_REGNO_MODE_OK): Ditto.
1451 (MODES_TIEABLE_P): Ditto.
1452 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
1453 (CLASS_MAX_NREGS): Ditto.
1454 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
1455 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
1456 (divdf3_internal_thr): Removed.
1457 * config/ia64/div.md: New file.
1458 * config/ia64/constraints.md: Add H constraint.
1460 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1462 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
1463 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
1464 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
1465 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
1466 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
1467 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
1468 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
1469 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
1470 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
1471 dump_sbitmap_file, debug_sbitmap, popcount_table,
1472 sbitmap_popcount): Constify.
1473 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
1474 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
1475 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
1476 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
1477 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
1478 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
1479 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
1480 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
1481 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
1482 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
1483 sbitmap_popcount, sbitmap_verify_popcount): Constify.
1485 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1487 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
1488 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
1489 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
1490 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
1491 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
1492 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
1493 bitmap_intersect_p, bitmap_intersect_compl_p,
1494 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1495 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
1497 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
1498 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
1499 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
1500 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1501 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1502 debug_bitmap, debug_bitmap_file, bitmap_print,
1503 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
1504 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
1506 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
1508 * config/darwin.c (darwin_override_options): Additional fix for
1509 debug info formats that don't support var tracking.
1511 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * cselib.c (entry_and_rtx_equal_p): Constify.
1514 * gengtype.c (output_mangled_typename, write_types, write_local):
1516 * gengtype.h (const_type_p): New.
1517 * see.c (eq_descriptor_extension, hash_descriptor_extension):
1519 * tlink.c (scan_linker_output): De-constify.
1520 * tree-ssa-loop-im.c (memref_eq): Constify.
1521 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
1522 (shared_bitmap_hash, shared_bitmap_eq): Constify.
1524 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1526 * c-common.c (fname_as_string, c_type_hash): Constify.
1527 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1528 * cgraph.c (edge_hash, edge_eq): Likewise.
1529 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
1530 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
1531 reg_attrs_htab_eq): Likewise.
1532 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
1534 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
1535 const_decl_t, const_state_t, const_automata_list_el_t): New.
1536 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
1537 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
1538 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
1539 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
1540 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
1541 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
1542 compare_max_occ_cycle_nums, out_state_arcs_num,
1543 compare_transition_els_num, units_cmp, state_reservs_cmp):
1545 * genmodes.c (cmp_modes): Likewise.
1546 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
1547 * gimplify.c (compare_case_labels): Likewise.
1548 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
1549 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
1550 * matrix-reorg.c (mtt_info_hash): Likewise.
1551 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
1552 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
1553 (htab_hash_bucket, htab_hash_elem): Constify.
1554 * tree-browser.c (TB_parent_eq): Likewise.
1555 * tree-scalar-evolution.c (hash_scev_info): Likewise.
1556 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
1557 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
1558 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
1560 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
1561 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
1562 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
1563 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
1564 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
1566 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
1567 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
1568 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
1569 * tree-ssa-threadupdate.c (redirection_data_hash,
1570 redirection_data_eq): Likewise.
1571 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
1572 * tree-ssa.c (var_ann_eq): Likewise.
1573 * tree-vrp.c (compare_case_labels): Likewise.
1574 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
1575 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
1576 tree_not_check_failed, tree_class_check_failed,
1577 tree_range_check_failed, tree_not_class_check_failed,
1578 omp_clause_check_failed, omp_clause_range_check_failed,
1579 tree_contains_struct_check_failed, tree_operand_check_failed):
1581 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
1582 tree_not_check_failed, tree_class_check_failed,
1583 tree_range_check_failed, tree_not_class_check_failed,
1584 tree_operand_check_failed, omp_clause_operand_check_failed,
1585 tree_operand_length): Likewise.
1586 * var-tracking.c (const_variable): New.
1587 (variable_htab_hash, variable_htab_eq): Constify.
1588 * varasm.c (const_desc_hash): Likewise.
1590 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * expr.c (handled_component_p): Constify.
1593 * fold-const.c (fit_double_type): Likewise.
1594 * real.h (real_value_from_int_cst): Likewise.
1595 * tree-flow-inline.h (gimple_in_ssa_p,
1596 gimple_aliases_computed_p, gimple_addressable_vars,
1597 gimple_call_clobbered_vars, gimple_referenced_vars,
1598 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
1599 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
1600 may_aliases, end_readonly_imm_use_p, has_zero_uses,
1601 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
1602 is_label_stmt, is_global_var, phi_ssa_name_p,
1603 factoring_name_p, is_call_clobbered, tree_common_ann,
1604 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
1605 unmodifiable_var_p, array_ref_contains_indirect_ref,
1606 ref_contains_array_ref, lookup_subvars_for_var,
1607 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
1608 gimple_mem_ref_stats): Likewise.
1609 * tree-flow.h (tree_common_ann, var_ann, function_ann,
1610 may_aliases, is_exec_stmt, is_label_stmt,
1611 ref_contains_array_ref, array_ref_contains_indirect_ref,
1612 var_can_have_subvars, overlap_subvar, is_call_clobbered,
1613 unmodifiable_var_p): Likewise.
1614 * tree-gimple.c (is_gimple_min_invariant): Likewise.
1615 * tree-gimple.h (is_gimple_min_invariant): Likewise.
1616 * tree.c (type_hash_list, attribute_hash_list, tree_size,
1617 cst_and_fits_in_hwi, real_value_from_int_cst,
1618 build_real_from_int_cst, integer_zerop, integer_onep,
1619 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
1620 tree_floor_log2, real_zerop, real_onep, real_twop,
1621 real_minus_onep, really_constant_p, purpose_member, chain_member,
1622 list_length, fields_length, int_size_in_bytes, bit_position,
1623 int_bit_position, byte_position, int_byte_position, expr_align,
1624 array_type_nelts, tree_node_structure,
1625 type_contains_placeholder_1, iterative_hash_pointer,
1626 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
1627 tree_map_base_eq, type_hash_list, type_hash_eq,
1628 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
1629 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
1630 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1631 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
1632 int_fits_type_p, get_containing_scope, decl_function_context,
1633 decl_type_context, omp_clause_operand_check_failed,
1634 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
1635 * tree.h (omp_clause_operand_check_failed, tree_size,
1636 build_real_from_int_cst, array_type_nelts, purpose_member,
1637 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
1638 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1639 is_attribute_p, check_qualified_type, expr_align,
1640 int_size_in_bytes, bit_position, int_bit_position, byte_position,
1641 int_byte_position, list_length, fields_length, initializer_zerop,
1642 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
1643 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
1644 tree_node_structure, handled_component_p, get_containing_scope,
1645 decl_function_context, decl_type_context, real_zerop,
1646 type_num_arguments, fit_double_type, really_constant_p,
1647 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
1648 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
1649 real_twop, real_minus_onep, int_cst_value): Likewise.
1651 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * cfglayout.c (insn_scope, insn_line): Constify.
1654 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
1655 const_double_htab_hash, const_double_htab_eq,
1656 mem_attrs_htab_hash): Likewise.
1657 * loop-iv.c (biv_eq): Likewise.
1658 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
1659 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
1660 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
1662 * rtl-error.c (location_for_asm, diagnostic_for_asm,
1663 error_for_asm, warning_for_asm, _fatal_insn,
1664 _fatal_insn_not_found): Likewise.
1665 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
1666 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
1667 rtl_check_failed_type2, rtl_check_failed_code1,
1668 rtl_check_failed_code2, rtl_check_failed_code_mode,
1669 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
1670 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1671 rtl_check_failed_type2, rtl_check_failed_code1,
1672 rtl_check_failed_code2, rtl_check_failed_code_mode,
1673 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
1674 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
1675 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
1676 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
1677 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
1678 rtx_unstable_p, get_integer_term, get_related_value,
1679 offset_within_block_p, reg_mentioned_p, count_occurrences,
1680 reg_referenced_p, reg_used_between_p, no_labels_between_p,
1681 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
1682 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
1683 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
1684 find_constant_src, find_reg_fusage, find_regno_fusage,
1685 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
1686 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
1687 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
1688 computed_jump_p, auto_inc_p, in_expr_list_p,
1689 remove_node_from_expr_list, loc_mentioned_in_p,
1690 label_is_jump_target_p, reversed_comparison_code_parts,
1691 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
1692 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
1693 print_inline_rtx): Likewise.
1694 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
1695 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
1696 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
1697 get_integer_term, get_related_value, offset_within_block_p,
1698 count_occurrences, reg_mentioned_p, no_labels_between_p,
1699 reg_used_between_p, reg_referenced_p, single_set_2,
1700 multiple_sets, set_noop_p, refers_to_regno_p,
1701 reg_overlap_mentioned_p, dead_or_set_p,
1702 covers_regno_no_parallel_p, covers_regno_p,
1703 dead_or_set_regno_p, find_reg_note, find_regno_note,
1704 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
1705 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
1706 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
1707 side_effects_p, may_trap_p_1, may_trap_p,
1708 may_trap_after_code_motion_p, may_trap_or_fault_p,
1709 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
1710 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
1711 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
1712 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
1713 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
1715 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
1716 warning_for_asm): Likewise.
1717 * tree.h (print_rtl): Likewise.
1718 * varasm.c (get_pool_mode): Likewise.
1720 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1722 * c-lex.c (c_lex_with_flags, lex_string): Constify.
1723 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
1724 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1725 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
1726 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
1727 * ddg.c (compare_sccs): Likewise.
1728 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
1729 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
1730 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
1731 decimal_do_fix_trunc, decimal_real_to_integer,
1732 decimal_real_to_integer2, decimal_real_maxval): Likewise.
1733 * dse.c (const_group_info_t): New.
1734 (invariant_group_base_eq, invariant_group_base_hash): Constify.
1735 * dwarf2out.c (const_dw_die_ref): New.
1736 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
1737 * tree-browser.c (TB_parent_eq): Likewise.
1738 * unwind-dw2-fde.c (__register_frame_info_bases,
1739 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
1740 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
1742 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
1743 * unwind-dw2.c (uw_frame_state_for): Likewise.
1744 * value-prof.c (histogram_hash, histogram_eq): Likewise.
1745 * value-prof.h (const_histogram_value): New.
1747 2007-07-25 Richard Sandiford <richard@codesourcery.com>
1749 * config/mips/mips.c (machine_function): Add
1750 initialized_mips16_gp_pseudo_p.
1751 (mips16_gp_pseudo_reg): Do not emit the initialization of
1752 mips16_gp_pseudo_rtx when being called from the gimple cost-
1753 calculation routines; emit it on the first use outside those
1756 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
1761 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1762 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
1763 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
1764 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
1765 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
1766 Preserve const-ness of parameters through use of __typeof(),
1767 also constify and tidy.
1769 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
1770 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
1771 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
1772 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
1773 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
1774 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
1775 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
1776 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
1777 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
1779 2007-07-25 Julian Brown <julian@codesourcery.com>
1780 Mark Shinwell <shinwell@codesourcery.com>
1782 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
1783 (alpha_mangle_type): This.
1784 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1785 (TARGET_MANGLE_TYPE): Define this instead.
1786 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
1787 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
1788 (arm_init_neon_builtins): Fix comment.
1789 (arm_mangle_map_entry): New.
1790 (arm_mangle_map): New.
1791 (arm_mangle_type): New.
1792 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
1793 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1794 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1795 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1796 (TARGET_MANGLE_TYPE): Define this instead.
1797 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
1798 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1799 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1800 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1801 (TARGET_MANGLE_TYPE): Define this instead.
1802 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
1804 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
1805 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1806 (TARGET_MANGLE_TYPE): Define this instead.
1807 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
1808 (s390_mangle_type): This.
1809 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1810 (TARGET_MANGLE_TYPE): Define this instead.
1811 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
1812 (sparc_mangle_type): This.
1813 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1814 (TARGET_MANGLE_TYPE): Define this instead.
1815 * cp/mangle.c (write_type): Call mangle_type target hook on all
1816 types before mangling. Use original type, not main variant, as
1818 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1819 (TARGET_MANGLE_TYPE): This.
1820 * target.h (gcc_target): Rename mangle_fundamental_type to
1822 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1823 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1825 2007-07-25 Julian Brown <julian@codesourcery.com>
1826 Paul Brook <paul@codesourcery.com>
1827 Joseph Myers <joseph@codesourcery.com>
1828 Mark Shinwell <shinwell@codesourcery.com>
1830 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1831 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1832 (with_fpu): Allow --with-fpu=neon.
1833 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1834 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1835 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1836 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1837 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1838 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1839 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1840 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1841 (output_move_neon): Add prototypes.
1842 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1843 (all_fpus): Add FPUTYPE_NEON.
1844 (fp_model_for_fpu): Add NEON field.
1845 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1846 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1848 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1850 (thumb2_legitimate_address_p): Likewise.
1851 (neon_valid_immediate): Recognize and prepare constants suitable for
1853 (neon_immediate_valid_for_move): New function. Recognize and prepare
1854 immediates for NEON move instructions.
1855 (neon_immediate_valid_for_logic): New function. Recognize and
1856 prepare immediates for NEON logic instructions.
1857 (neon_output_logic_immediate): New function. Create asm string
1858 suitable for outputting immediate logic instructions.
1859 (neon_pairwise_reduce): New function. Implement reduction using
1860 pairwise operations.
1861 (neon_expand_vector_init): New function. Expand a (possibly
1862 non-constant) vector initialization.
1863 (neon_vector_mem_operand): New function. Memory operands supported
1864 for quad-word loads/stores to/from ARM or NEON registers. Don't
1865 allow base+offset addressing for core regs.
1866 (neon_struct_mem_operand): New function. Valid mems for NEON
1868 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1869 from neon_vector_mem_operand addresses without a secondary register.
1870 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1871 (add_minipool_backward_ref): Likewise.
1872 (dump_minipool): Likewise.
1873 (push_minipool_fix): Likewise.
1874 (output_move_quad): New function. Output quad-word moves, loads and
1875 stores using ARM registers.
1876 (output_move_vfp): Add support for vectors in VFP (NEON) D
1878 (output_move_neon): Output a NEON load/store to/from a quadword
1880 (arm_print_operand): Implement new codes:
1881 - 'c' for unadorned integers (without a # sign).
1882 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1884 - 'e', 'f' for the low and high D parts of a NEON Q register.
1885 - 'q' outputs a NEON Q register.
1886 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1887 - 'T' prints NEON opcode features from a coded bitmask.
1888 - 'F' is similar to T, but signed/unsigned codes both print as
1890 - 't' is similar to T, but 'u' is printed instead of 'p'.
1891 - 'O' prints 'r' if NEON instruction should perform rounding (as
1892 specified by bitmask), else prints nothing.
1893 - '#' is a punctuation character to stop operand numbers from
1894 running together with following digits in the assembler
1895 strings for instructions (when using mode attributes).
1896 (arm_assemble_integer): Handle extra NEON vector modes. Permute
1897 constant vectors in big-endian mode, where necessary.
1898 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
1899 Handle EI, OI, CI, XI modes.
1900 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
1901 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
1902 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
1903 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
1904 (neon_builtin_type_bits): Add enumeration, one bit for each vector
1906 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
1907 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
1908 to turn v8qi, etc. into bits defined above.
1909 (neon_itype): New enumeration. Classifications of NEON builtins.
1910 (neon_builtin_datum): Define struct. Contains information about
1911 a single builtin (with multiple modes).
1912 (CF): Define helper macro for...
1913 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
1915 (neon_builtin_data): New array. Define information about builtins
1916 for use during initialization/expansion.
1917 (arm_init_neon_builtins): New function.
1918 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
1920 (neon_builtin_compare): New function.
1921 (locate_neon_builtin_icode): New function. Find an insn code for a
1922 builtin given a function code for that builtin. Also return type of
1923 builtin (NEON_BINOP, NEON_UNOP etc.).
1924 (builtin_arg): New enumeration. Types of arguments for builtins.
1925 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
1926 Takes a variable argument list of builtin_arg types, terminated by
1928 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
1929 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
1930 (neon_emit_pair_result_insn): New function. Support returning pairs
1931 of vectors via a pointer.
1932 (neon_disambiguate_copy): New function. Set up operands for a
1933 multi-word copy such that registers do not get clobbered.
1934 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
1935 ARM_BUILTIN_NEON_BASE.
1936 (arm_file_start): Set float-abi attribute for NEON.
1937 (arm_vector_mode_supported_p): Enable NEON vector modes.
1938 (arm_mangle_map_entry): New.
1939 (arm_mangle_map): New.
1940 (arm_mangle_vector_type): New.
1941 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
1943 (TARGET_NEON): New macro. Target supports NEON.
1944 (fputype): Add FPUTYPE_NEON.
1945 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
1946 for vectorization based on command-line arg.
1947 (NEON_REGNO_OK_FOR_NREGS): Define.
1948 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
1949 (VALID_NEON_STRUCT_MODE): Define.
1950 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
1951 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
1952 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
1953 (consttable_16): Add pattern for outputting 16-byte minipool
1955 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
1957 (vec-common.md, neon.md): Include md files.
1958 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
1959 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
1960 (memory_constraint "Ut", "Un", "Us"): Define.
1961 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
1962 (MMX_char): New mode attribute.
1963 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
1964 (*add<mode>3_iwmmxt): New insn pattern.
1965 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
1966 (*sub<mode>3_iwmmxt): New insn pattern.
1967 (mulv4hi3): Rename to...
1968 (*mulv4hi3_iwmmxt): This.
1969 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
1970 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
1971 (uminv4hi3, uminv2si3): Remove. Replace with...
1972 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
1973 (*umin<mode>3_iwmmxt): These.
1974 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
1975 (ashr<mode>3_iwmmxt): This new pattern.
1976 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
1977 (lshr<mode>3_iwmmxt): This new pattern.
1978 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
1979 (ashl<mode>3_iwmmxt): This new pattern.
1980 * config/arm/neon-docgen.ml: New file. Generate documentation for
1982 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
1983 * config/arm/arm_neon.h: New (autogenerated).
1984 * config/arm/neon-testgen.ml: New file. Generate NEON tests
1986 * config/arm/neon.md: New file. Define NEON instructions.
1987 * config/arm/neon.ml: New file. Abstract description of NEON
1988 instructions, used to generate arm_neon.h header, documentation and
1990 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
1991 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
1993 * doc/extend.texi (ARM Built-in Functions): Rename and remove
1995 (ARM NEON Intrinsics): New subsection.
1996 * doc/arm-neon-intrinsics.texi: New (autogenerated).
1998 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
2000 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
2003 2007-07-24 Jan Hubicka <jh@suse.cz>
2005 * regclass.c (move_table): New type.
2006 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
2007 (init_move_cost): Break out from ...
2008 (init_reg_sets_1): ... here; simplify computation of
2009 have_regs-of_mode and contains_reg_of_mode.
2010 (record_reg_classes): Unswitch internal loops.
2011 (copy_cost): Trigger lazy initialization of move cost
2012 (record_address_regs): Likewise.
2014 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
2016 * config/darwin.c (darwin_override_options): Don't force on
2017 flag_var_tracking_uninit when no debug info is requested.
2019 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2021 * cfgloop.c (init_loops_structure): New function.
2022 (flow_loops_find): Create root of the loop tree unconditionally.
2024 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
2026 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
2028 2007-07-24 Jan Hubicka <jh@suse.cz>
2030 * caller-save.c: Include ggc.h, gt-caller-save.h
2031 (reg_save_code, reg_restore_code): Rename to ...
2032 (cached_reg_save_code, cached_reg_restore_code): ... those.
2033 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
2034 (reg_save_code, reg_restore_code): New functions.
2035 (init_caller_save): Do not intialize
2036 reg_save_code/reg_restore_code tables.
2037 * Makefile.in: (gt-caller-save.h): New.
2039 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2041 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
2042 with the mode of the original operand instead of
2045 2007-07-23 Jan Hubicka <jH@suse.cz>
2047 * i386.c (ix86_secondary_memory_needed): Break out to...
2048 (inline_secondary_memory_needed): ... here.
2049 (ix86_memory_move_cost): Break out to ...
2050 (inline_memory_move_cost): ... here; add support for IN value of 2 for
2051 maximum of input and output; fix handling of Q_REGS on 64bit.
2052 (ix86_secondary_memory_needed): Microoptimize.
2054 2007-07-23 Sebastian Pop <sebpop@gmail.com>
2056 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
2057 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
2058 stmts_from_loop, known_dependences_p, build_rdg): New.
2059 * tree-data-ref.h: Depends on graphds.h.
2060 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
2061 (build_rdg): Declared.
2062 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
2064 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
2066 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
2069 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
2070 Jakub Jelinek <jakub@redhat.com>
2072 PR middle-end/PR28690
2073 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
2074 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
2075 and MEM_POINTER operands over REG and MEM operands.
2076 (swap_commutative_operands_p): Change return value to bool.
2077 * rtl.h: Update the corresponding prototype.
2078 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
2079 instead of gen_rtx_PLUS.
2080 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
2081 value to bool. Change function arguments to rtx's and update code
2083 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
2084 calls to match the new declaration.
2085 * simplify-rtx.c (simplify_associative_operation): Don't
2086 reorder simplify_binary_operation arguments.
2088 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2090 * config/mips/mips.c (override_options): Use mips_costs to derive
2091 the default branch cost.
2092 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
2094 * config/mips/mips.opt (mbranch-cost=): New option.
2095 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
2097 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2099 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
2100 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
2101 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
2102 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
2104 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2106 * config/mips/constraints.md (ks): New constraint.
2107 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
2108 (*add<mode>3_mips16): ...here.
2110 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
2112 * optabs.h (enum optab_index): Add new OTI_signbit.
2113 (signbit_optab): Define corresponding macro.
2114 (enum insn_code signbit_optab[]): Remove array.
2115 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
2116 (expand_copysign_absneg): If back end provides signbit insn, use it
2117 instead of bit operations on floating point argument.
2118 * builtins.c (enum insn_code signbit_optab[]): Remove array.
2119 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
2120 availability of signbit insn.
2122 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
2123 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
2124 SSE mode is not active.
2125 (isinf<mode>2): Disable for mfpmath=sse,387.
2127 2007-07-22 Ben Elliston <bje@au.ibm.com>
2129 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
2131 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
2133 2007-07-20 Richard Guenther <rguenther@suse.de>
2135 * tree-cfg.c (verify_expr): COND_EXPRs can have any
2136 integral typed condition.
2137 * tree-ssa.c (useless_type_conversion_p): Do not preserve
2138 booleanness. Only preserve conversions from a non-base
2139 type to a base type, not in general between types with
2140 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
2141 * tree.def (COND_EXPR): Document that the condition
2142 can be of any integral type.
2144 2007-07-20 Nigel Stephens <nigel@mips.com>
2145 Richard Sandiford <richard@codesourcery.com>
2147 * config/mips/mips.h (mips_dwarf_regno): Declare.
2148 (DBX_REGISTER_NUMBER): Remove redundant brackets.
2149 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
2150 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
2151 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
2152 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2153 (REG_CLASS_NAMES): Update accordingly.
2154 * config/mips/mips.c (mips_dwarf_regno): New array.
2155 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2156 (mips_subword): Remove special handling for accumulator registers.
2157 (override_options): Initiailize mips_dwarf_regno. Remove use
2159 (mips_swap_registers): New function.
2160 (mips_conditional_register_usage): Swap accumulator registers
2161 around if TARGET_LITTLE_ENDIAN.
2162 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
2163 * config/mips/constraints.md (h, l): Use the endianness to choose
2164 between MD0_REG and MD1_REG.
2165 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
2166 alternative-dependent template.
2168 2007-07-20 Richard Sandiford <richard@codesourcery.com>
2170 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
2173 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2175 * function.c (thread_prologue_and_epilogue_insns): Fix exit
2176 predecessor fallthru flags.
2178 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2180 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
2181 of compare to the same type.
2182 * cfgloopmanip.c (add_loop): Update information about loop exits.
2183 (loop_version): Remove the innermost loop requirement.
2184 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
2185 to sizetype for pointers.
2187 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
2189 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
2190 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
2191 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
2193 * config/dfp-bit.c: Empty for TFmode conversions.
2195 2007-07-18 Caroline Tice <ctice@apple.com>
2197 * var-tracking.c (find_src_status): Check for COND_EXEC insns
2198 and handle them correctly; check that src is not NULL before
2200 (find_src_set_src): Likewise.
2202 2007-07-18 Bob Wilson <bob.wilson@acm.org>
2204 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
2205 (struct alignment_context, init_alignment_context): New.
2206 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
2207 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
2208 (XCHAL_HAVE_S32C1I): Likewise.
2209 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
2210 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
2211 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
2212 (ATOMIC, HQI): New macros.
2213 (memory_barrier, *memory_barrier): New.
2214 (sync_lock_releasesi): New.
2215 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
2216 (sync_lock_test_and_set<mode>): New.
2217 (sync_<atomic><mode>): New.
2218 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
2219 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
2220 (xtensa_expand_atomic): New.
2222 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2226 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
2227 transformation for builtin ISNORMAL.
2228 (expand_builtin): Handle BUILT_IN_ISNORMAL.
2229 * builtins.def (BUILT_IN_ISNORMAL): New.
2230 * doc/extend.texi: Document isnormal.
2232 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2236 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
2237 optabs infrastructure. Provide generic implementation for
2239 (expand_builtin): Handle FINITE/ISFINITE.
2240 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
2241 (fold_builtin_1): Likewise.
2243 * builtins.def (BUILT_IN_ISFINITE): New.
2245 * doc/extend.texi: Document isfinite.
2247 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2252 * builtins.c (expand_builtin_interclass_mathfn): Provide a
2253 generic fallback for isinf.
2254 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
2255 calculation code ...
2256 * real.c (get_max_float): ... to here.
2257 * real.h (get_max_float): New.
2259 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2263 * builtin-attrs.def (ATTR_TYPEGENERIC,
2264 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
2266 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
2267 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
2268 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
2269 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
2271 * c-common.c (handle_type_generic_attribute): New.
2272 (c_common_attribute_table): Add "type generic".
2274 * c-typeck.c (convert_arguments): Handle "type generic" functions.
2276 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
2278 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
2279 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
2282 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2285 * config/cris/cris.c (cris_print_index): Don't use XEXP before
2286 checking that the operand is an expression.
2288 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
2289 Danny Smith <dannysmith@users.sourceforge.net>
2292 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
2293 file mapping object in local namespace if Windows version later
2296 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2298 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
2299 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
2300 arm_cannot_force_const_mem.
2301 (arm_cannot_force_const_mem): New function.
2302 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
2303 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
2304 of arm_tls_referenced_p.
2305 * config/arm/arm.md (movsi): Split out-of-section constants when
2306 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
2307 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2309 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2311 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2313 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2315 * config/mips/mips.md (*extendqihi2): Convert the destination
2318 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2320 * config/pa/fptr.c: Update license header.
2321 * config/pa/milli64.S: Likewise.
2323 2007-07-17 Nick Clifton <nickc@redhat.com>
2325 * COPYING_v3: New file. Contains version 3 of the GNU General
2327 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2328 Lesser General Public License.
2329 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2330 the GNU General Public License.
2332 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2334 PR rtl-optimization/32773
2335 * cfglayout.c (force_one_exit_fallthru): New function.
2336 (cfg_layout_finalize): Use it.
2338 2007-07-16 Richard Guenther <rguenther@suse.de>
2339 Uros Bizjak <ubizjak@gmail.com>
2341 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2342 before forcing it to gimple operand.
2344 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2345 David Ung <davidu@mips.com>
2347 * config/mips/mips.h (TUNE_24K): Define.
2348 (TUNE_MACC_CHAINS): Add TUNE_24K.
2349 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2351 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2352 (r74k_int_madd): .. this new reservation.
2353 (define_bypass): Fixed bypasses for r74k_int_madd to use
2355 * config/mips/24k.md (define_bypass): Define new
2356 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2358 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2359 Nigel Stephens <nigel@mips.com>
2361 * config/mips/mips.md: Include 20kc.md.
2362 * config/mips/20kc.md: New file.
2363 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2364 (mips_adjust_cost): Tweak for 20Kc.
2365 (mips_issue_rate): Likewise.
2366 * config/mips/mips.h (TUNE_20KC): Define.
2368 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2370 * config/rs6000/rs6000.c (struct processor_cost): Add
2371 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2373 (*_cost): Add cache information.
2374 (rs6000_override_options): Set cache parameters.
2376 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2379 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2380 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2382 2007-07-16 Paul Brook <paul@codesourcery.com>
2385 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2386 (cirrus_thumb2_movsi_insn): Ditto.
2388 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2390 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2393 2007-07-15 Andrew Haley <aph@redhat.com>
2395 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2396 before looking in the context.
2398 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2402 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
2403 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
2404 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2405 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
2406 to generate .CALLINFO statement.
2407 (hppa_expand_prologue): Set rp_saved.
2408 (hppa_expand_epilogue): Use rp_saved.
2409 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
2410 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
2412 2007-07-14 Dirk Mueller <dmueller@suse.de>
2414 * omega.c (coalesce): Fix memory leak on early exit.
2415 * matrix-reorg.c (check_allocation_function): Likewise.
2416 * tree-vect-transform.c (vect_get_new_vect_var): free result
2418 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2419 pass pointer to edge vector
2420 (partition_hot_cold_basic_blocks): Fix memory leak.
2421 * collect2.c (prefix_from_string): Free temporary storage.
2422 * reload1.c (fixup_abnormal_edges): Free sbitmap.
2424 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
2426 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
2427 (DO_GLOBAL_DTORS_BODY): Likewise.
2429 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2430 Nigel Stephens <nigel@mips.com>
2432 * config/mips/mips.c (mips_classify_symbol): Don't return
2433 SYMBOL_SMALL_DATA for constant pool addresses if
2434 TARGET_EMBEDDED_DATA is true.
2436 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
2438 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
2439 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
2440 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
2441 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
2442 __builtin_ia32_storehps, __builtin_ia32_storelps,
2443 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
2444 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
2445 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
2446 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
2447 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
2448 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
2449 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
2450 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
2451 using def_builtin_const.
2453 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
2455 PR tree-optimization/32705
2456 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
2457 (simplify_binary_expression): Use SSA_VAL consistently.
2459 2007-07-13 David Edelsohn <edelsohn@gnu.org>
2461 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
2462 (SPEFSCR_REGNO): Delete definition.
2463 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
2464 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2465 * config/rs6000/rs6000.h: Do not define *_REGNO.
2466 LINK_REGISTER_REGNUM -> LR_REGNO.
2467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2468 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
2469 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2470 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
2471 R_VRSAVE, R_VSCR. Use them.
2472 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
2473 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
2474 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
2475 * config/rs6000/aix.h: Define R_LR. Use it.
2477 2007-07-13 Caroline Tice <ctice@apple.com>
2479 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
2480 flag_var_tracking is explicitly turned off (i.e. when variable
2481 tracking is not feasible); otherwise, turn flag_var_tracking on when
2482 flag_var_tracking_uninit is on.
2483 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
2484 note definitions, to allow recording of initialization status in the
2486 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
2487 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
2488 determine if two note locations are equal.
2489 (output_loc_list): Don't output list entries whose start & end labels
2491 (reg_loc_descriptor): Add parameter for initialization status; pass it
2492 to other loc descriptor functions.
2493 (one_reg_loc_descriptor): Add parameter for initialization status;
2494 check its value and add DW_OP_GNU_uninit to returned loc descr if
2496 (multiple_reg_loc_descriptor): Add parameter for initialization
2498 pass init status argument to other loc descriptor functions; check
2499 value of intialization parameter and add DW_OP_GNU_uninit to returned
2500 loc descr if appropriate.
2501 (based_loc_descr): Add parameter for initialization status; add new
2502 variable for return value; check value of initialization parameter and
2503 add DW_OP_GNU_uninit to returned loc descr if appropriate.
2504 (concatn_mem_loc_descriptor): Add parameter for initialization status;
2505 pass init status argument to other loc descriptor functions; check
2506 value of intialization parameter and add DW_OP_GNU_uninit to returned
2507 loc descr if appropriate.
2508 (mem_loc_descriptor): Likewise.
2509 (concat_loc_descriptor): Likewise.
2510 (concatn_loc_descriptor): Likewise.
2511 (loc_descriptor): Add parameter for initialization status; pass it as
2512 argument to other loc descriptor function calls.
2513 (loc_descriptor_from_tree_1): Add appropriate initialization status
2514 to loc descriptor function calls.
2515 (add_location_or_const_value_attribute): Get initialization status
2516 from VAR_LOCATION note; add initialization status to loc descriptor
2518 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
2519 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
2520 status is uninitialized, add "[uninint]" to output.
2521 * common.opt (fvar-tracking-uninit): New option, similar to
2522 fvar-tracking, to turn on tracking of uninitialized variables; creates
2523 a new global flag, flag_var_tracking_uninit.
2524 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
2525 (enum var_init_status): New type, for var initialization status field.
2526 * var-tracking.c (struct location_chain_def): Two new fields, init,
2527 for initialization status, and set_src for the assignment value expr.
2528 (unshare_variable): New parameter for initialization status;
2529 initialize new init and set_src fields.
2530 (var_reg_set): New parameters for initialization status and value;
2531 pass them to set_variable_part.
2532 (var_mem_set): Likewise.
2533 (get_init_value): New function.
2534 (var_reg_delete_and_set): New initialization status & value
2535 parameters; add call to get_init_value if status is unknown; pass new
2536 parameters to clobber_variable_part and var_reg_set.
2537 (var_mem_delete_and_set): Likewise.
2538 (var_reg_delete): Pass null set_src value to clobber_variable_part.
2539 (var_mem_delete): Likewise.
2540 (variable_union): Pass status to unshare_variable; initialize new init
2541 and set_src fields. If flag_var_tracking_uninit is not set, force
2542 status to initialized.
2543 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
2544 used later to get the set_src value.
2545 (find_src_status): New function.
2546 (find_src_set_src): New function.
2547 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
2548 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
2549 MO_SET, get set_src value and pass it to var_reg_delete_and_set
2550 and var_mem_delete_and_set.
2551 (dump_variable): Print out "[uninit]" if appropriate.
2552 (set_variable_part): Add new initialization and set_src parameters;
2553 pass status to unshare_variable; set node->init and node- >set_src
2554 fields and modify slot in hash table appropriately; save the init and
2555 set_src values if appropriate and assign to the new node.
2556 (clobber_variable_part): New set_src parameter; if two nodes have
2557 same variable and same location but different set_src (assignment)
2558 values, clobber old node.
2559 (delete_variable_part): Pass init status to unshare_variable.
2560 (emit_note_insn_var_location): Add initialized var; assign var's init
2561 status to new 'initialized'; pass new init status field to calls to
2562 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
2563 status to initialized.
2564 (emit_notes_in_bb): Pass initialization status to calls to
2565 var_reg_set, var_mem_set, var_reg_delete_and_set and
2566 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
2567 var_reg_delete_and_set and var_mem_delete_and_set; call
2568 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
2569 make up for change in add_stores.
2570 (vt_add_function_parameters): Add status to calls to
2572 * config/darwin.c (darwin_override_options): Turn on uninitialized
2573 tracking automatically, if var_tracking is on and the system is
2576 2007-07-13 Sa Liu <saliu@de.ibm.com>
2578 * config.gcc: Add options for arch and tune on SPU.
2579 * config/spu/predicates.md: Add constant operands 0 and 1.
2580 * config/spu/spu-builtins.def: Add builtins for double precision
2581 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
2582 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
2584 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
2586 * config/spu/spu-protos.h: Add new function prototypes.
2587 * config/spu/spu.c (spu_override_options): Check options -march and
2589 (spu_comp_icode): Add comparison code for DFmode and vector mode.
2590 (spu_emit_branch_or_set): Use the new code for DFmode and vector
2592 (spu_const_from_int): New. Create a vector constant from 4 ints.
2593 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
2594 (spu_emit_vector_compare): New. Emit vector compare.
2595 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
2596 * config/spu/spu.h: Add options -march and -mtune. Define processor
2597 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
2598 CANONICALIZE_COMPARISON.
2599 * config/spu/spu.md: Add new insns for double precision compare
2600 and double precision vector compare. Add vcond and smax/smin patterns
2601 to enable DFmode vector conditional expression.
2602 * config/spu/spu.opt: Add options -march and -mtune.
2603 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
2604 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
2605 both CELL and CELLEDP targets: spu_testsv.
2606 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
2609 2007-07-13 Richard Guenther <rguenther@suse.de>
2611 PR tree-optimization/32721
2612 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
2613 TREE_THIS_VOLATILE on the folded reference.
2614 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
2615 if the array reference has TREE_THIS_VOLATILE set.
2617 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
2620 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
2622 2007-07-13 Andreas Schwab <schwab@suse.de>
2624 * gengtype-lex.l: Allow declarations to be indented.
2626 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2628 * ginclude/tgmath.h: New.
2629 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
2630 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
2631 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
2632 * configure: Regenerate.
2634 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2636 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
2637 correct index when setting register save state for xd
2640 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2642 * config/sh/sh.c (mark_use): Remove.
2644 2007-07-12 Paul Brook <paul@codesourcery.com>
2646 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
2647 reg does not overlap return value.
2649 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
2651 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
2652 (set_expression_vuses): Ditto.
2653 (init_pre): Initialize expression_vuses.
2655 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2657 * config/i386/sse.md (storentdf, storentsf): New.
2659 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2661 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
2663 * tree.c (build_decl_stat): Move code from here...
2664 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
2665 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
2666 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
2667 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
2668 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
2671 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2672 Devang Patel <dpatel@apple.com>
2674 PR tree-optimization/25413
2675 * targhooks.c (default_builtin_vector_alignment_reachable): New.
2676 * targhooks.h (default_builtin_vector_alignment_reachable): New.
2677 * tree.h (contains_packed_reference): New.
2678 * expr.c (contains_packed_reference): New.
2679 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
2680 (vect_enhance_data_refs_alignment): Call
2681 vector_alignment_reachable_p.
2682 * target.h (vector_alignment_reachable): New builtin.
2683 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
2684 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
2685 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
2687 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2689 * target.h (builtin_vectorization_cost): Add new target builtin.
2690 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
2691 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
2692 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
2693 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
2694 uninitialized variables.
2695 * tree-vect-transform.c (cost_for_stmt): New function.
2696 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
2697 using cost 1 for all scalar stmts. Be less conservative when
2698 estimating the number of prologue/epulogue iterations. Call
2699 targetm.vectorize.builtin_vectorization_cost. Return
2700 min_profitable_iters-1.
2701 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
2702 initialization cost instead of TARG_VEC_STMT_COST. Use
2703 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
2704 epilogue code. Fix epilogue cost computation.
2705 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
2706 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
2707 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
2708 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
2709 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
2710 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
2712 2007-07-12 Richard Guenther <rguenther@suse.de>
2714 * gimplify.c (gimplify_conversion): Make sure that the result
2715 from maybe_fold_offset_to_reference is trivially convertible
2716 to the desired type before doing the simplification.
2717 (gimplify_expr): Likewise.
2718 * fold-const.c (fold_binary): Use the correct types for
2719 building the simplified expression.
2721 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2723 PR rtl-optimization/32729
2724 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
2725 that fallthru to exit.
2727 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
2729 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
2730 (symDTPOFF2reg): Likewise.
2732 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
2734 PR tree-optimization/32663
2736 * tree.h (VALUE_HANDLE_VUSES): Remove.
2737 (struct tree_value_handle): Remove vuses.
2739 * tree-vn.c (create_value_handle_for_expr): Don't set
2742 * tree-ssa-pre.c (expression_vuses): New.
2743 (alloc_expression_id): Set up expression_vuses.
2744 (get_expression_vuses): New.
2745 (set_expression_vuses): Ditto.
2746 (clear_expression_ids): Modify for expression_vuses.
2747 (phi_translate_1): Ditto.
2748 (phi_translate_set): Ditto.
2749 (value_dies_in_block_x): Ditto
2750 (valid_in_sets): Ditto.
2751 (add_to_sets): Ditto.
2752 (find_existing_value_expr): Ditto.
2753 (create_value_handle_for_expr): Ditto.
2754 (make_values_for_stmt): Ditto.
2755 (vuse_equiv): Remove.
2757 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
2759 * Makefile.in (mostlyclean): Remove object files.
2761 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2763 * toplev.c (no_new_pseudos): Deleted.
2764 * rtl.h (no_new_pseudos): Deleted.
2765 * tree-pass.h (pass_no_new_pseudos): Deleted.
2766 * passes.c (pass_no_new_pseudos): Deleted.
2767 * final.c (rest_of_clean_state): Removed no_new_pseudos.
2768 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
2769 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
2771 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
2772 * rtlhooks.c (gen_lowpart_general): Ditto.
2773 * optabs.c (prepare_operand): Ditto.
2774 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
2776 * modulo-sched.c (rest_of_handle_sms): Ditto.
2777 * see.c (rest_of_handle_see): Ditto.
2778 * ifcvt.c (if_convert): Ditto.
2779 (gate_handle_if_after_combine): Replaced no_new_pseudos with
2781 * init-regs.c (gate_initialize_regs): Deleted set of
2783 * lower-subreg.c (decompose_multiword_subregs): Ditto.
2784 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
2785 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
2787 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
2791 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
2792 (*vec_extractv2di_1_rex64): New insn pattern.
2794 2007-07-11 David Daney <ddaney@avtrex.com>
2796 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
2797 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
2798 for SIGNAL_UNWIND_RETURN_COLUMN.
2799 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
2800 (DWARF_FRAME_REGNUM): Rewrite.
2801 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
2803 2007-07-11 Nick Clifton <nickc@redhat.com>
2805 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
2806 delta and use gen_int_mode in place of GET_INT instead.
2808 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2810 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
2813 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
2815 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2816 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2818 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2819 (USE_CANONICAL_TYPES): New.
2820 * doc/invoke.texi (verify-canonical-types): Remove.
2821 (use-canonical-types): Add.
2823 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2825 * config/spu/spu.c (spu_optimization_options): Remove setting of
2826 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2827 (spu_override_options): Move it here.
2829 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2831 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2832 * config/mips/mips.c (mips_cpu_info_table): Mention
2833 MIPS_ISA_LEVEL_SPEC in the comment.
2835 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2837 PR tree-optimization/32713
2838 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2840 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2843 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2844 conditional to flag_isoc99.
2845 (c_common_init_options): Do it here, unconditionally.
2847 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2849 PR tree-optimization/32589
2850 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2851 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2852 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2853 predicate, extracted from...
2854 (set_rhs): ...here. Call it for the expression on entry.
2855 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2856 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2857 (simplify_binary_expression): Use valid_gimple_expression_p
2858 to validate the simplification.
2859 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2861 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2863 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2864 DWARF2_DEBUG on 32 bit target too.
2865 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2867 2007-07-11 Nick Clifton <nickc@redhat.com>
2869 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2870 version for 64-bit hosts.
2872 2007-07-10 David Daney <ddaney@avtrex.com>
2874 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2876 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2878 * config/mips/mips.c (mips_expand_synci_loop): New function.
2879 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2880 (UNSPEC_RDHWR): Same.
2881 (UNSPEC_SYNCI): Same.
2882 (UNSPEC_SYNC): Same.
2883 (clear_cache): New expand.
2887 (clear_hazard): Same.
2888 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
2890 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
2891 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
2893 2007-07-10 Ian Lance Taylor <iant@google.com>
2895 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
2898 2007-07-10 David Daney <ddaney@avtrex.com>
2900 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
2901 * builtins.c (expand_builtin___clear_cache): New function.
2902 (expand_builtin): Call expand_builtin___clear_cache for
2903 BUILT_IN_CLEAR_CACHE case.
2904 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
2905 * doc/md.texi (clear_cache): Document new instruction pattern.
2906 * testsuite/gcc.dg/builtins-64.c: New test.
2908 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
2910 * config/cris/cris.md ("movsi"): Fix typo in last change.
2912 2007-07-09 Geoffrey Keating <geoffk@apple.com>
2915 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
2917 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
2918 * varasm.c (assemble_start_function): Honor DECL_ALIGN
2919 for FUNCTION_DECLs. Don't use align_functions_log if
2921 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
2922 even for FUNCTION_DECLs.
2923 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
2925 * tree.h (DECL_ALIGN): Update for new location of 'align'.
2926 (DECL_FUNCTION_CODE): Update for new location and name of
2928 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
2929 (struct tree_decl_common): Move 'align' and 'off_align' out
2930 of union, ensure they're still on a 32-bit boundary. Remove
2931 other fields in union 'u1'.
2932 (struct tree_function_decl): Add field 'function_code' replacing
2933 'u1.f' in tree_decl_common.
2934 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
2935 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
2936 (Variable Attributes): Cross-reference 'aligned' attribute
2937 to Function Attributes.
2938 * flags.h (force_align_functions_log): Delete.
2939 * toplev.c (force_align_functions_log): Delete.
2941 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
2945 (*vec_concatv2di_rex): New insn pattern.
2947 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2950 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
2952 2007-07-10 Ian Lance Taylor <iant@google.com>
2954 Replace no_new_pseudos in backends.
2955 * rtl.h (can_create_pseudo_p): Define.
2956 * config/darwin.c (machopic_indirect_data_reference): Use
2957 can_create_pseudo_p () instead of no_new_pseudos.
2958 (machopic_indirect_data_reference): Likewise.
2959 (machopic_legitimize_pic_address): Likewise.
2960 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
2961 (alpha_emit_set_const_1): Likewise.
2962 (alpha_emit_set_const): Likewise.
2963 (alpha_emit_conditional_move): Likewise.
2964 (alpha_split_conditional_move): Likewise.
2965 * config/alpha/alpha.md (various splitters): Likewise.
2967 * config/arm/arm.c (legitimize_pic_address): Likewise.
2968 (arm_load_pic_register): Likewise.
2969 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
2970 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
2971 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
2972 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
2973 * config/cris/cris.md (movsi): Likewise.
2974 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
2975 (symGOTOFF2reg_hilo): Likewise.
2976 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
2977 * config/h8300/h8300.md (insv, extzv): Likewise.
2978 * config/i386/i386.c (ix86_expand_move): Likewise.
2979 (ix86_expand_vector_move): Likewise.
2980 (ix86_prepare_fp_compare_args): Likewise.
2981 (ix86_expand_carry_flag_compare): Likewise.
2982 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
2983 (tls_dynamic_gnu2_combine_32): Likewise.
2984 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
2985 * config/ia64/ia64.c (ia64_expand_move): Likewise.
2986 (ia64_expand_movxf_movrf): Likewise.
2987 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
2988 (m32c_split_move): Likewise.
2989 (m32c_expand_insv): Likewise.
2990 * config/m68k/m68k.md (movsi): Likewise.
2991 * config/mips/mips.c (mips_force_temporary): Likewise.
2992 (mips_split_symbol): Likewise.
2993 (mips_move_integer): Likewise.
2994 (mips_legitimize_const_move): Likewise.
2995 * config/mn10300/mn10300.md (movsi): Likewise.
2996 * config/pa/pa.c (emit_move_sequence): Likewise.
2997 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2998 (rs6000_got_register): Likewise.
2999 (create_TOC_reference): Likewise.
3000 (rs6000_machopic_legitimize_pic_address): Likewise.
3001 * config/rs6000/rs6000.md (add<mode>3): Likewise.
3002 (various splitters): Likewise.
3003 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
3004 (movsi_got): Likewise.
3005 * config/s390/s390.c (emit_symbolic_move): Likewise.
3006 * config/s390/s390.md (movhi, movqi): Likewise.
3007 (load_multiple, store_multiple): Likewise.
3008 * config/score/score.c (score_force_temporary): Likewise.
3009 * config/sh/sh.c (prepare_move_operands): Likewise.
3010 (prepare_cbranch_operands): Likewise.
3011 (emit_fpu_switch): Likewise.
3012 (fpscr_set_from_mem): Likewise.
3013 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
3014 (adddi3, subsi3): Likewise.
3015 (various splitters): Likewise.
3016 (divsi_inv_fp_combine): Likewise.
3017 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
3018 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
3020 * config/sh/predicates.md (xor_operand): Likewise.
3021 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
3022 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
3023 (movdi_pic_label_ref): Likewise.
3024 * config/spu/spu.c (spu_split_immediate): Likewise.
3025 * config/alpha/alpha.md (various splitters): Remove test
3026 !no_new_pseudos || reload_completed.
3027 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
3029 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3030 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3031 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3032 * config/score/score.c (th_output_mi_thunk): Likewise.
3033 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3034 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3036 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
3038 PR rtl-optimization/32664
3039 * mode-switching.c (create_pre_exit): Skip barrier insns.
3041 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3043 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
3044 force_gimple_operand_bsi.
3045 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
3046 rewrite_use_compare): Ditto.
3047 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
3049 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
3050 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
3051 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
3052 * tree-profile.c (prepare_instrumented_value,
3053 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3054 tree_gen_one_value_profiler, tree_gen_ic_profiler,
3055 tree_gen_ic_func_profiler, tree_gen_average_profiler,
3056 tree_gen_ior_profiler): Ditto.
3057 * tree-ssa-reassoc.c (negate_value): Ditto.
3058 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
3059 Use force_gimple_operand_bsi.
3060 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3061 * tree-if-conv.c (add_to_dst_predicate_list,
3062 find_phi_replacement_condition): Ditto.
3063 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
3064 Call mark_symbols_for_renaming for new statements.
3065 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
3067 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3069 * cfghooks.c (remove_edge): New function.
3070 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
3072 * cfghooks.h (remove_edge): Declare.
3073 * cfg.c (remove_edge): Renamed to remove_edge_raw.
3074 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
3076 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
3078 * optabs.h: Added declaration for signbit_optab.
3079 * optabs.c: (init_optabs): Added initialization for signbit_optab.
3080 * genoptinit.c (optabs): Added entry for signbit insns.
3081 * builtins.c (expand_builtin_signbit): Added code to use a signbit
3083 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
3084 * config/s390/s390.md (signbit<mode>2): New expander.
3086 2007-07-09 Richard Guenther <rguenther@suse.de>
3089 * fold-const.c (fold_plusminus_mult_expr): Move constant
3090 arguments second to allow decomposing.
3092 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
3095 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3097 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3098 Disregard DECL_FROM_INLINE.
3100 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3103 * doc/invoke.texi: Add ftree-reassoc flag.
3104 * common.opt (ftree-reassoc): New flag.
3105 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
3106 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
3108 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3110 PR tree-optimization/32681
3111 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
3112 saved in second_edge->aux when first_bb is a loop header.
3114 2007-07-09 Jan HUbicka <jh@suse.cz>
3116 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
3118 2007-07-09 Richard Guenther <rguenther@suse.de>
3120 * c-decl.c (start_function): Do not promote return type.
3122 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
3124 * function.c (do_warn_unused_parameter): Do not warn if
3125 TREE_NO_WARNING is set.
3127 2007-07-08 Andreas Schwab <schwab@suse.de>
3129 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
3131 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
3134 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3136 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3137 apply to assembly language, too.
3138 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3140 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
3142 Revert (note the sccvn portions are *not* reverted)
3143 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3145 Fix PR tree-optimization/23488
3147 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3149 * tree-flow-inline.h (get_value_handle): Ditto.
3150 * tree-ssa-pre.c (decl_vh_map): New.
3151 (decl_node_pool): New.
3152 (can_value_number_operation): Support DECL_P.
3153 (can_PRE_operation): Ditto.
3154 (create_expression_by_pieces): Ditto.
3155 (find_existing_value_expr): Modify to differnetiate between
3156 addressing and top level.
3157 (create_value_handle_for_expr): Handle DECL's.
3158 (poolify_tree): Ditto.
3159 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3160 (make_values_for_stmt): Handle DECL's properly.
3161 (init_pre): Reorg to not init useless things during FRE.
3163 * tree-flow.h: Include pointer-set.h.
3164 (decl_vh_map): Declare.
3165 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3167 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3169 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
3170 the constraint description.
3171 * doc/md.texi: Update documentation of AVR constraints.
3173 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3175 * auto-inc-dec.c, config/arm/arm.c,
3176 config/m32r/constraints.md, config/mips/mips.md,
3177 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
3178 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
3179 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
3180 typos. Follow spelling conventions.
3181 * doc/invoke.texi, doc/rtl.texi: Fix typos.
3183 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3184 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3186 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
3187 realloc_vuse): Remove.
3188 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
3191 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3193 Fix PR tree-optimization/23488
3195 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
3196 (try_to_simplify): Ditto.
3198 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3200 * tree-flow-inline.h (get_value_handle): Ditto.
3201 * tree-ssa-pre.c (decl_vh_map): New.
3202 (decl_node_pool): New.
3203 (can_value_number_operation): Support DECL_P.
3204 (can_PRE_operation): Ditto.
3205 (create_expression_by_pieces): Ditto.
3206 (find_existing_value_expr): Modify to differnetiate between
3207 addressing and top level.
3208 (create_value_handle_for_expr): Handle DECL's.
3209 (poolify_tree): Ditto.
3210 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3211 (make_values_for_stmt): Handle DECL's properly.
3212 (init_pre): Reorg to not init useless things during FRE.
3214 * tree-flow.h: Include pointer-set.h.
3215 (decl_vh_map): Declare.
3216 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3218 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3220 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3221 apply to assembly language, too.
3222 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3224 2007-07-06 Ian Lance Taylor <iant@google.com>
3225 Zack Weinberg <zackw@panix.com>
3228 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
3230 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3232 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
3233 (prefetch): Likewise if "pref" would be used.
3235 2007-07-06 Josh Conner <jconner@apple.com>
3239 * calls.c (store_one_arg): Handle arguments which are partially
3240 on the stack when detecting argument overlap.
3242 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
3244 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
3245 chosen during find_reloads.
3247 2007-07-06 Richard Guenther <rguenther@suse.de>
3249 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
3250 TYPE_ARG_TYPES for verification of argument types. Use
3251 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
3252 parameters as variable arguments.
3254 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
3256 * libgcc2.h (word_type): Type definition removed.
3257 (cmp_return_type, shift_count_type): Type definitions added.
3258 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3259 replaced with shift_count_type.
3260 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3262 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
3263 changed from word_type to Wtype.
3264 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3265 replaced with shift_count_type.
3266 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3268 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
3269 and libgcc_shift_count attribute added.
3270 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
3271 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
3272 (TARGET_INITIALIZER): New target hooks added.
3273 * targhooks.c (default_libgcc_cmp_return_mode,
3274 default_libgcc_shift_count_mode): Default implementations for the new
3276 * targhooks.h (default_libgcc_cmp_return_mode,
3277 default_libgcc_shift_count_mode): Function prototypes added.
3278 * target.h (struct gcc_target): Fields for the new target hooks added.
3279 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
3281 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
3284 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
3285 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
3287 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
3288 s390_libgcc_shift_count_mode): Functions added.
3289 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
3290 Target hooks defined.
3292 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3294 * config/mips/mips.c (compute_frame_size): Restore the original
3295 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
3296 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
3297 Document why the difference is needed.
3299 2007-07-06 Richard Guenther <rguenther@suse.de>
3301 * c-common.c (boolean_increment): Use correctly typed
3304 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3306 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
3307 the topmost argument register is not also included in the save mask.
3308 (mips16e_collect_argument_save_p): Take a pointer to the argument
3309 register, rather than a pointer to the number of arguments.
3310 (mips16e_collect_argument_saves): Only include argument saves
3311 that aren't in the register mask.
3313 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3315 PR rtl-optimization/32450
3316 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3317 to ensure that instructions are not moved into the prologue when
3318 profiling is on. Remove unused prologue_end variable.
3319 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3320 as a scheduling barrier.
3322 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3325 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3326 Disregard DECL_FROM_INLINE.
3328 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3330 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3331 IORing with a constant.
3333 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3335 PR rtl-optimization/32475
3336 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3337 for every definition of the stack pointer.
3339 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3341 * arm.c (vfp3_const_double_index): Copy signed results of
3342 REAL_VALUE_TO_INT into unsigned vars.
3344 2007-07-05 Richard Guenther <rguenther@suse.de>
3347 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3349 * tree-ssa.c (useless_type_conversion_p): Check canonical
3352 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3354 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3355 zero_extendhisi2): Change to define_insn_and_split.
3356 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3358 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3360 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3361 pass_match_asm_constraints): New.
3362 * passes.c (init_optimization_passes): Add new pass.
3363 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3364 * function.h (struct function): Add has_asm_statement bit.
3365 (current_function_has_asm_statement): New.
3366 * tree-pass.h (pass_match_asm_constraints): New.
3368 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3370 * config/mips/mips.c (mips_file_start): Avoid declaration
3373 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3375 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3377 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3379 * rtl.def (NOTE): Change print format string to print
3380 operand 5 as a note insn name.
3382 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3383 David Ung <davidu@mips.com>
3385 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3386 * doc/invoke.texi: (MIPS Options): Document them.
3388 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3389 David Ung <davidu@mips.com>
3391 Add support for SmartMIPS ASE.
3393 * optabs.c (expand_binop_directly): New, broken out from...
3394 (expand_binop): Here. Make it try rotating in the other
3395 direction even when the second operand isn't constant.
3396 * config/mips/mips.md (*lwxs): New.
3397 * config/mips/mips.opt (msmartmips): New.
3398 * config/mips/mips.c (mips_lwxs_address_p): New.
3399 (mips_rtx_costs): Make it recognize scaled indexed addressing.
3400 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3401 __mips_smartmips when compiling for TARGET_SMARTMIPS.
3402 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
3403 (ISA_HAS_LWXS): New.
3404 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
3405 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
3406 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
3407 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
3408 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
3409 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
3410 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
3412 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3414 * tree-vectorizer.c (new_loop_vec_info): Initialize
3415 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3416 * tree-vectorizer.h (_loop_vec_info): Added new filed
3417 min_profitable_iters.
3418 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
3419 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
3420 * tree-vect-analyze.c (vect_analyze_operations): Set
3421 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3422 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
3423 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
3424 Fix calculation of peel_iters_prologue. Move consideration of epilogue
3425 and prologue cost to after they are computed.
3426 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
3428 (vect_model_simple_cost): Takes additional argument dt. Consider cost
3429 of creating vectors from scalars according to dt.
3430 (vect_model_store_cost): Likewise.
3431 (vectorizable_call): Use dt array instead of scalar dt. Call
3432 vect_model_simple_cost with additional argument dt.
3433 (vectorizable_assignment): Likewise.
3434 (vectorizable_operation): Likewise.
3435 (vectorizable_type_demotion): Likewise.
3436 (vectorizable_type_promotion): Likewise.
3437 (vectorizable_store): Use dt array instead of scalar dt. Call
3438 vect_model_store_cost with additional argument dt.
3439 (vect_do_peeling_for_loop_bound): Don't call
3440 vect_estimate_min_profitable_iters. Instead, lookup
3441 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
3442 "may not be profitable".
3444 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3447 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
3448 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
3449 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
3450 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
3452 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
3454 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
3455 addressing modes cheaper.
3457 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
3459 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
3460 (dw_ranges_struct): Rename block_num to num. Adjust.
3461 (dw_ranges_by_label_struct): New.
3462 (ranges_by_label, ranges_by_label_allocated,
3463 ranges_by_label_in_use): New variables.
3464 (add_ranges_num): Factored most of the code out of...
3465 (add_ranges): ... this one. Rewrite in terms of the former.
3466 (add_ranges_by_labels): New.
3467 (output_ranges): Output by-label ranges.
3468 (dwarf2out_finish): Output range for multiple-section
3469 compile_unit. Output standard DW_AT_low_pc in addition to
3470 unexpected DW_AT_entry_pc.
3472 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
3474 PR tree-optimization/32604
3475 PR tree-optimization/32606
3477 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
3478 (compute_antic_safe): Removed.
3479 (ANTIC_SAFE_LOADS): Ditto.
3480 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
3481 (execute_pre): Don't call compute_antic_safe.
3482 (vuse_equiv): New function.
3483 (make_values_for_stmt): Use it
3484 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
3487 2007-07-04 Anatoly Sokolov <aesok@post.ru>
3490 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
3492 (avr_attribute_table): Make "naked" attribute apply to function types
3493 rather than to decls.
3494 (avr_handle_fntype_attribute): New function.
3496 2007-07-04 Joseph Myers <joseph@codesourcery.com>
3498 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
3501 2007-07-04 David Ung <davidu@mips.com>
3502 Joseph Myers <joseph@codesourcery.com>
3504 * config/mips/mips.md (type): Add logical, signext and move.
3505 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
3506 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
3507 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
3508 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
3509 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
3510 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
3511 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
3512 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
3513 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
3514 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
3515 movv2sf_hardfloat_64bit): Use the new types.
3516 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
3517 *movdf_softfloat, *movdf_mips16): Use "multi".
3518 (extendqihi2): Replace with a define_expand.
3519 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
3520 Based on extend<SHORT:mode><GPR:mode>2 patterns.
3521 * config/mips/74k.md (r74k_int_logical): New reservation and
3523 (r74k_int_arith): Remove "slt".
3524 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
3525 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
3526 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
3527 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
3528 reservations for "arith".
3530 2007-07-04 Richard Guenther <rguenther@suse.de>
3532 * tree-ssa.c (useless_type_conversion_p): Add handling for
3533 scalar float and vector types. Only call the types_compatible_p
3534 langhook for aggregate types as last resort. Follow the
3537 2007-07-04 Richard Guenther <rguenther@suse.de>
3539 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
3540 the same as NOP_EXPR.
3542 2007-07-04 Nick Clifton <nickc@redhat.com>
3544 * target.h (struct gcc_target): Add target_help field.
3545 * target-def.h (TARGET_HELP): New.
3546 (TARGET_INITIALIZER): Use TARGET_HELP.
3547 * opts.c (command_handle_option): Invoke target_help function, if
3548 defined, when the user has specified --target-help on the command
3550 * doc/invoke.texi: Mention that --target-help might print
3551 additional information.
3552 * doc/tm.texi: Document TARGET_HELP hook.
3554 * arm.c (TARGET_HELP): Override default definition.
3555 (arm_target_help): New - display a wrapped list of cores and
3556 architectures supported.
3558 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
3560 * config/gcc/v850/v850.c (expand_prologue): Make sure
3561 GEN_INT() argument is sign extended rather than zero extended.
3562 (expand_epilogue): Likewise.
3563 (output_move_double): Delete.
3564 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
3565 * config/gcc/v850/v850.md (movdi): Delete.
3566 (*movdi_internal): Delete.
3568 (*movdf_internal): Delete.
3570 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3572 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
3573 unless compiling RTP PIC.
3575 2007-07-04 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/32482
3578 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
3579 original ssa name if we didn't find a shift expression.
3580 Fix shift constant for bit zero test.
3582 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3584 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
3586 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3588 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
3589 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
3590 * config/arm/vxworks.h (ASM_SPEC): Delete.
3591 (SUBTARGET_EXTRA_ASM_SPEC): Define.
3593 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3595 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
3596 (DDR_REVERSED_P): New.
3597 * tree-data-ref.c (initialize_data_dependence_relation,
3598 build_classic_dist_vector): Set DDR_REVERSED_P.
3600 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3603 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
3604 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3605 init_omega_for_ddr_1): Use non conservative number of iterations
3607 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
3608 (analyze_siv_subscript): Remove FIXME and reinitialization of
3609 last_conflicts to chrec_dont_know.
3610 * testsuite/gfortran.dg/vect/pr32457.f90: New.
3612 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3614 * tree.c (maybe_canonicalize_argtypes): Improve description.
3616 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3618 * tree.c (maybe_canonicalize_argtypes): New.
3619 (build_function_type): Set canonical type.
3620 (build_method_type_directly): Ditto.
3621 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
3624 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3626 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
3628 (rewrite_use_nonlinear_expr): Likewise.
3630 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3632 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
3634 2007-07-04 Ben Elliston <bje@au.ibm.com>
3636 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
3639 * c-objc-common.c (c_types_compatible_p): Fix indentation.
3641 * doc/tm.texi (Run-time Target): Capitalise "CPU".
3642 (Exception Handling): Likewise.
3644 2007-07-03 Jan Hubicka <jh@suse.cz>
3646 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
3648 2007-07-03 Eric Christopher <echristo@apple.com>
3650 * doc/cppopts.texi: Add conflicting option note to -dM.
3651 * doc/invoke.texi: Add note about possible conflicts with
3652 -E for -dCHARS and note that -dM will not produce
3653 any results if there is no machine dependent reorg.
3655 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3657 * tree.h (DECL_ALIGN): Back out previous change.
3659 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3661 * configure.ac: Test for .dtprelword support on MIPS.
3662 * configure, config.in: Regenerate.
3663 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
3664 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3666 2007-07-03 Julian Brown <julian@codesourcery.com>
3668 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
3669 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
3670 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
3671 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
3673 (all_fpus): Add FPUTYPE_VFP3.
3674 (fp_model_for_fpu): Add VFPv3 field.
3675 (arm_rtx_costs_1): Give cost to VFPv3 constants.
3676 (vfp3_const_double_index): New function. Return integer index of
3677 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
3679 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
3680 and argument represents a valid RTX for a VFPv3 constant.
3681 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
3683 (vfp_emit_fstmd): Similar, for fstmd.
3684 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
3685 constants, represented as integer indices.
3686 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
3687 VFP_REGNO_OK_FOR_DOUBLE macros.
3688 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
3689 (arm_file_start): Set float-abi attribute for VFPv3, and output
3690 correct ".fpu" assembler directive.
3691 (arm_dbx_register_numbering): Add FIXME.
3692 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
3693 (fputype): Add FPUTYPE_VFP3.
3694 (FIXED_REGISTERS): Add 32 registers for D16-D31.
3695 (CALL_USED_REGISTERS): Likewise.
3696 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
3697 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
3698 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
3699 (D7_VFP_REGNUM): New.
3700 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
3701 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
3702 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
3703 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
3704 (REG_ALLOC_ORDER): Adjust for VFPv3.
3705 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
3706 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
3707 VFP_LO_REGS, VFP_HI_REGS.
3708 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
3709 (IS_VFP_CLASS): Define macro.
3710 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
3712 (REGISTER_MOVE_COST): Likewise.
3713 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
3714 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
3715 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
3716 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
3717 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
3718 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
3719 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
3720 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
3721 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
3722 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
3723 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
3724 where appropriate for single-word registers.
3725 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
3726 As above. Fix type attributes.
3727 * config/arm/constraints.md (register_contraint "t"): Define.
3728 (register_constraint "w"): Change to D0-D15, or D0-D31 for
3730 (register_constraint "x"): Define.
3731 (constraint "Dv"): Define.
3733 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3735 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
3737 2007-07-03 Tom Tromey <tromey@redhat.com>
3739 * c-parser.c (objc_pq_context): Removed.
3740 (objc_need_raw_identifier): Likewise.
3741 (c_parser) <objc_pq_context>: New field.
3742 <objc_need_raw_identifier>: Likewise.
3743 (OBJC_NEED_RAW_IDENTIFIER): Removed.
3744 (c_lex_one_token): Update.
3745 (c_parser_objc_protocol_definition): Update.
3746 (c_parser_objc_method_definition): Update.
3747 (c_parser_objc_methodproto): Update.
3748 (c_parser_declspecs): Update.
3750 2007-07-03 David Ung <davidu@mips.com>
3752 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
3754 2007-07-03 David Ung <davidu@mips.com>
3755 Richard Sandiford <richard@codesourcery.com>
3757 * doc/invoke.texi: Document -march=74kf3_2.
3758 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
3759 (TUNE_74K): Check for it.
3760 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
3761 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
3762 * config/mips/mips.md (cpu): Add 74kf3_2.
3763 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
3764 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
3765 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
3766 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
3767 74kf3_2 to the CPU list.
3768 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
3769 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
3770 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
3771 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
3772 (r74kf3_2_fxfer_from_c1): New insn reservations.
3774 2007-07-03 Richard Sandiford <richard@codesourcery.com>
3775 David Ung <davidu@mips.com>
3777 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
3778 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
3779 and 74k[fx]. Document aliases for the new options.
3780 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
3781 (PROCESSOR_24KF2_1): ...this.
3782 (PROCESSOR_24KX): Rename to...
3783 (PROCESSOR_24KF1_1): ...this.
3784 (PROCESSOR_74KF): Rename to...
3785 (PROCESSOR_74KF2_1): ...this.
3786 (PROCESSOR_74KX): Rename to...
3787 (PROCESSOR_74KF1_1): ...this.
3788 (TUNE_74K): Update PROCESSOR_* names.
3789 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
3790 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
3791 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
3792 (mips_rtx_cost_data): Update processor names in comments.
3793 (mips_issue_rate): Update PROCESSOR_* names.
3794 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
3795 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
3796 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
3797 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
3798 Update cpu attribute names.
3799 (r24k_fpu_iss): Rename this reservation to...
3800 (r24kf2_1_fpu_iss): ...this and update all uses.
3801 (r24kx_fpu_iss): Rename this reservation to...
3802 (r24kf1_1_fpu_iss): ...this and update all uses.
3803 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
3804 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
3805 Update cpu attribute names.
3807 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
3809 * config/m32r/constraints.md: New file.
3810 * config/m32r/m32r.c: Include tm-constrs.h.
3811 (small_data_operand): Use satisfies_constraint_* instead of macro.
3812 (addr24_operand, gen_compare): Likewise.
3813 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
3814 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
3815 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3816 EXTRA_CONSTRAINT): Likewise.
3817 * config/m32r/m32r.md: Include constraints.md.
3818 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3819 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3820 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3821 (two_insn_const_operand, int8_operand, uint16_operand,
3822 reg_or_int16_operand, reg_or_uint16_operand,
3823 reg_or_cmp_int16_operand, cmp_int16_operand,
3824 seth_add3_operand): Likewise.
3826 2007-07-03 Eric Christopher <echristo@gmail.com>
3828 * libgcc2.h: Conditionally declare __bswapsi2 and
3831 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3833 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3836 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3839 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3840 (__gthrw_pragma): Provide default definition.
3842 * gthr-posix.c (__gthrw_pragma): Define.
3844 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3846 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3847 before declaring inequality.
3849 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3851 * combine.c (recog_for_combine): Log the success or failure of
3852 matching new insn patterns against the machine description in
3855 2007-07-03 Revital Eres <eres@il.ibm.com>
3857 * ddg.c (print_sccs): New function.
3858 (check_sccs): New function.
3859 (create_ddg_all_sccs): Use it.
3860 * ddg.h (print_sccs): Declare.
3861 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3863 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3865 * targhooks.h (default_mode_for_suffix): New function declaration.
3866 * targhooks.c (default_mode_for_suffix): New default target hook.
3867 * target.h (struct c): New structure in the targetm struct.
3868 (mode_for_suffix): New target hook as part of struct c.
3869 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3870 default_mode_for_suffix.
3871 (TARGET_C): New define.
3872 * c-lex.c: Include "target.h".
3873 (interpret_float): Use targetm.c.mode_for_suffix to determine
3874 the mode for a given non-standard suffix.
3875 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3877 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3878 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3880 * doc/extend.texi (Floating Types): New node. Document __float80 and
3881 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3883 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3886 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3887 predicate instead of target_operand.
3888 (divsi3_i1_media, divsi3_media_2): Likewise.
3890 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
3892 * tree.h (alias_sets_might_conflict_p): Rename into
3893 alias_sets_must_conflict_p.
3894 * alias.c (alias_sets_might_conflict_p): Likewise.
3895 (alias_sets_conflict_p): Use it.
3896 (objects_must_conflict_p): Likewise.
3897 * c-common.c (strict_aliasing_warning): Adjust.
3899 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3901 * rtlhooks.c (gen_lowpart_if_possible): Check for
3902 invalid subreg before calling gen_lowpart_SUBREG.
3904 2007-07-02 Geoffrey Keating <geoffk@apple.com>
3906 * config/darwin9.h: Add copyright notice.
3907 (LINK_COMMAND_SPEC): Add comment.
3908 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
3909 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
3910 DARWIN_LIBSYSTEM_HAS_UNWIND.
3912 2007-07-02 Jakub Jelinek <jakub@redhat.com>
3915 * omp-low.c (check_combined_parallel): New function.
3916 (lower_omp_parallel): Call it via walk_stmts, set
3917 OMP_PARALLEL_COMBINED if appropriate.
3918 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
3919 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
3920 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
3921 don't consider it as combined parallel.
3923 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3925 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3926 (gcc_tooldir): Likewise.
3927 * configure: Regenerate.
3928 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3929 old configure.ac gcc_tooldir setting.
3930 (prefix_to_exec_prefix): New variable.
3931 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3932 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3934 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
3936 Fix PR tree-optimization/32583
3937 Fix PR tree-optimization/32584
3938 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
3939 (phi_translate_set): Use phi_translate directly now.
3940 (make_values_for_stmt): Don't value number RHS if we already know
3943 2007-07-02 Steve Ellcey <sje@cup.hp.com>
3944 Jim Wilson <wilson@specifix.com>
3947 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
3950 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
3951 Richard Sandiford <richard@codesourcery.com>
3952 Nigel Stephens <nigel@mips.com>
3954 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
3955 (mips16e_output_save_restore): Declare.
3956 (mips16e_save_restore_pattern_p): Likewise.
3957 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
3958 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
3959 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
3960 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
3961 (BITSET_P): New global macro, extracted from...
3962 (mips_for_each_saved_reg): ...here.
3963 (mips16e_save_restore_info): New struct.
3964 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
3965 (mips16e_save_restore_regs): New variable.
3966 (mips_split_plus, mips16e_find_first_register): New functions.
3967 (mips16e_mask_registers): New function.
3968 (compute_frame_size): Expand the commentary before the function.
3969 Enforce the MIPS16e save and restore register range restrictions.
3970 Pad the general register save area at the low end.
3971 (mips16e_save_restore_reg, mips16e_build_save_restore)
3972 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
3973 (mips16e_output_save_restore, mips16e_collect_propagate_value)
3974 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
3976 (mips_expand_prologue, mips_expand_epilogue): Handle
3977 GENERATE_MIPS16E_SAVE_RESTORE.
3978 * config/mips/mips.md (*mips16e_save_restore): New pattern.
3980 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
3982 PR tree-optimization/31966
3983 PR tree-optimization/32533
3984 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
3985 "basic_block" description as its third argument. Update function
3986 calls to get destination bb from "edge" argument. Save "cond" into
3987 aux field of the edge. Update prototype for changed arguments.
3988 (if_convertible_loop_p): Clear aux field of incoming edges if bb
3990 (find_phi_replacement_condition): Operate on incoming edges, not
3991 on predecessor blocks. If there is a condition saved in the
3992 incoming edge aux field, AND it with incoming bb predicate.
3993 Return source bb of the first edge.
3994 (clean_predicate_lists): Clean aux field of outgoing node edges.
3995 (tree_if_conversion): Do not initialize cond variable. Move
3996 variable declaration into the loop.
3997 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
3998 initializations of new_stmt, arg0 and arg1 variables.
4000 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4002 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
4003 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
4005 2007-07-02 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa.c (useless_type_conversion_p): Document
4008 future intent as defining the middle-end type system.
4009 Re-structure to call langhook last, group by type class,
4010 mark questionable parts.
4012 2007-07-02 Richard Guenther <rguenther@suse.de>
4014 * tree-flow.h (types_compatible_p): Declare.
4015 * tree-ssa.c (types_compatible_p): New function.
4016 * ipa-type-escape.c (discover_unique_type): Use
4017 types_compatible_p instead of lang_hooks.types_compatible_p.
4018 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
4019 * tree-vn.c (expressions_equal_p): Likewise.
4020 * tree.c (fields_compatible_p): Likewise.
4021 * tree-ssa-dom.c (avail_expr_eq): Likewise.
4022 (cprop_operand): Use useless_type_conversion_p instead of
4023 lang_hooks.types_compatible_p.
4024 * tree-inline.c (setup_one_parameter): Likewise.
4025 (declare_return_variable): Likewise.
4026 * tree-nrv.c (tree_nrv): Likewise.
4027 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4028 (maybe_fold_offset_to_component_ref): Likewise.
4029 (maybe_fold_offset_to_reference): Likewise.
4030 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4031 (merge_alias_info): Likewise.
4032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4033 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4034 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
4035 * tree-tailcall.c (find_tail_calls): Likewise.
4036 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4037 * gimplify.c (canonicalize_addr_expr): Likewise.
4038 (fold_indirect_ref_rhs): Likewise.
4039 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
4040 (cpt_same_type): Likewise.
4041 (check_pointer_types_r): Swap parameters to cpt_same_type
4043 * fold-const.c (fold_convert): Revert fix for PR15988.
4044 * tree-inline.c (setup_one_parameter): Instead fix it here by
4045 using fold_build1 instead of fold_convert and checking for
4046 error_mark_node. Convert only if the conversion is necessary.
4048 2007-07-02 Joseph Myers <joseph@codesourcery.com>
4050 * configure.ac: Check for .gnu_attribute on Power.
4051 * configure: Regenerate.
4052 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
4053 attribute for floating-point ABI.
4055 2007-07-02 Ira Rosen <irar@il.ibm.com>
4057 PR tree-optimization/32230
4058 PR tree-optimization/32477
4059 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
4060 address is a constant.
4062 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4064 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
4065 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
4066 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
4067 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
4068 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
4069 64-bit targets. Add support for *-elfoabi*.
4070 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
4071 different settings if $(tm_defines) does not select the EABI.
4072 (MULTILIB_EXCLUSIONS): Define in those circumstances.
4073 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
4074 (MIPS_ARCH_OPTION_SPEC): Likewise.
4075 (MIPS_ISA_LEVEL_SPEC): Likewise.
4076 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
4077 * config/mips/elfoabi.h: New file.
4079 2007-07-02 Richard Guenther <rguenther@suse.de>
4081 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
4082 (useless_type_conversion_p): ... this.
4083 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
4084 (useless_type_conversion_p): ... this.
4085 * builtins.c (fold_builtin_memory_op): Rename
4086 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
4087 * tree-cfg.c (verify_expr): Likewise.
4088 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
4089 * tree-ssa-ccp.c (ccp_fold): Likewise.
4090 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4091 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
4092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4093 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
4094 * tree-ssa-pre.c (eliminate): Likewise.
4095 * tree-ssa.c (delete_tree_ssa): Likewise.
4096 (tree_ssa_useless_type_conversion): Likewise.
4097 * tree.c (build2_stat): Likewise.
4099 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4101 Fix PR tree-optimization/32571
4102 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
4105 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
4108 and other expected operations explicitly, change default to
4111 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4113 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
4115 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4116 (tls_load_dot_plus_eight): Move the label number into the unspec.
4117 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
4119 2007-07-01 Andreas Schwab <schwab@suse.de>
4121 * dwarf2out.c (initial_return_save): Define only if used.
4123 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4125 Unreverting Richard's Revert of:
4127 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4129 * dce.c (deletable_insn_p_1): New function, split out from...
4130 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4131 specially, not those inside PARALLELs. Remove BODY argument
4132 and adjust recursive call accordingly.
4133 (prescan_insns_for_dce): Update call to delete_insn_p.
4135 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
4136 Revital Eres <eres@il.ibm.com>
4138 * ddg.c (create_ddg_all_sccs): Fix missed
4139 initialization of scc_nodes.
4141 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4144 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
4145 X + ~X to 1 only for INTEGRAL_TYPE_P type.
4147 2007-06-30 Joseph Myers <joseph@codesourcery.com>
4149 * configure.ac: Check for .gnu_attribute on MIPS.
4150 * configure, config.in: Regenerate.
4151 * config/mips/mips.c (mips_file_start): If supported, output
4152 attribute for floating-point ABI.
4154 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
4157 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
4158 (ffs_cmove): New expander to expand using ctz pattern.
4159 (*ffs_cmove): Remove pattern.
4160 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
4161 (ffsdi2): Expand using ctz pattern.
4162 (*ffs_rex64): Remove pattern.
4164 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4166 PR rtl-optimization/32296
4167 * pa.md (return): Delete pattern.
4168 (return_internal): Remove "(const_int 1)" from pattern.
4169 (epilogue): Use return_internal pattern for trivial returns.
4170 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
4171 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
4173 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4175 * tree-ssa-pre.c (is_exception_related): New function
4176 (can_value_number_operation): Use it.
4178 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4180 Fix PR tree-optimization/32540
4181 Fix PR tree-optimization/31651
4183 * tree-ssa-sccvn.c: New file.
4185 * tree-ssa-sccvn.h: Ditto.
4187 * tree-vn.c: Include tree-ssa-sccvn.h
4188 (val_expr_paid_d): Removed.
4189 (value_table): Ditto.
4190 (vn_compute): Ditto.
4191 (val_expr_pair_hash): Ditto.
4192 (val_expr_pair_expr_eq): Ditto.
4193 (copy_vuses_from_stmt): Ditto.
4196 (shared_vuses_from_stmt): Ditto.
4197 (print_creation_to_file): Moved up.
4198 (sort_vuses): Ditto.
4199 (sort_vuses_heap): Ditto.
4200 (set_value_handle): Make non-static.
4201 (make_value_handle): Ditto.
4202 (vn_add): Rewritten to use sccvn lookups.
4203 (vn_add_with_vuses): Ditto.
4204 (vn_lookup): Ditto (and second argument removed).
4205 (vn_lookup_with_vuses): Ditto.
4206 (vn_lookup_or_add): Ditto (and second argument removed);
4207 (vn_lookup_or_add_with_vuses): Ditto.
4208 (vn_lookup_with_stmt): New.
4209 (vn_lookup_or_add_with_stmt): Ditto.
4210 (create_value_handle_for_expr): Ditto.
4212 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
4213 (seen_during_translate): New function.
4214 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
4215 (phi_trans_add): Ditto.
4216 (constant_expr_p): FIELD_DECL is always constant.
4217 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
4218 Use constant_expr_p.
4219 Avoid infinite recursion on mutually valued expressions.
4220 Change callers of vn_lookup_or_add.
4221 (phi_translate): New function.
4222 (compute_antic_safe): Allow phi nodes.
4223 (create_component_ref_by_pieces): Update for FIELD_DECL change.
4224 (find_or_generate_expression): Rewrite slightly.
4225 (create_expression_by_pieces): Updated for vn_lookup_or_add
4227 Update VN_INFO for new names.
4228 (insert_into_preds_of_block): Update for new names.
4229 (add_to_exp_gen): New function.
4230 (add_to_sets): Use vn_lookup_or_add_with_stmt.
4231 (find_existing_value_expr): Rewrite to changed vn_lookup.
4232 (create_value_expr_from): Ditto, and use add_to_exp_gen.
4233 (try_look_through_load): Removed.
4234 (try_combine_conversion): Ditto.
4235 (get_sccvn_value): New function.
4236 (make_values_for_phi): Ditto.
4237 (make_values_for_stmt): Ditto.
4238 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
4240 (init_pre): Update for SCCVN changes.
4242 (execute_pre): Ditto.
4244 * tree-flow.h (make_value_handle): Declare.
4245 (set_value_handle): Ditto.
4246 (sort_vuses_heap): Ditto.
4247 (vn_lookup_or_add_with_stmt): Ditto.
4248 (vn_lookup_with_stmt): Ditto.
4249 (vn_compute): Remove.
4252 (vn_lookup): Update arguments.
4254 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
4256 (tree-ssa-sccvn.o): New.
4257 (OBJS-common): Add tree-ssa-sccvn.o
4259 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4262 * c-typeck.c (build_external_ref): Don't mark as used if called
4264 * calls.c (rtx_for_function_call): Likewise.
4266 2007-06-30 Richard Sandiford <richard@codesourcery.com>
4270 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4272 * dce.c (deletable_insn_p_1): New function, split out from...
4273 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4274 specially, not those inside PARALLELs. Remove BODY argument
4275 and adjust recursive call accordingly.
4276 (prescan_insns_for_dce): Update call to delete_insn_p.
4278 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
4280 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
4281 (try_combine): Move potential calls to undo_all() so they happen
4282 before we commit to using the combined insns.
4284 2006-06-30 Jan Hubicka <jh@suse.cz>
4286 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
4289 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
4291 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
4292 (cgraph_remove_unreachable_nodes): Likewise.
4293 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
4294 * ipa-inline.c (update_caller_keys): Cast according to the coding
4296 (cgraph_decide_recursive_inlining): Likewise.
4297 (cgraph_decide_inlining_of_small_function): Likewise.
4298 (try_inline): Likewise.
4299 (cgraph_decide_inlining_incrementally): Likewise.
4300 * ipa-pure-const.c (get_function_state): Likewise.
4301 (scan_function): Likewise.
4302 (analyze_function): Likewise.
4303 (static_execute): Likewise.
4304 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
4305 (merge_callee_local_info): Likewise.
4306 (analyze_function): Use type safe memory macros.
4307 (static_execute): Likewise. Cast according to the coding conventions.
4308 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4310 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4312 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4313 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4316 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4319 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4320 for complex modes (both int and real).
4322 2007-06-29 Jan Hubicka <jh@suse.cz>
4324 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4326 2007-06-29 Jan Hubicka <jh@suse.cz>
4329 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4332 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4335 * config/avr/avr.c: Include dataflow header file.
4336 (expand_prologue): Adjust for prologue insn change.
4337 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4340 2007-06-29 Richard Guenther <rguenther@suse.de>
4343 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4344 during type verification.
4346 2007-06-29 Jan Hubicka <jh@suse.cz>
4348 * recog.c (validate_change_rtx_1): Unshare TO argument.
4350 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4352 PR tree-optimization/24659
4353 * tree-vect-transform.c (vectorizable_call): Handle
4354 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4356 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4357 * config/i386/i386.c (enum ix86_builtins)
4358 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4359 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4361 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4362 const using def_builtin_const.
4363 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4364 input operands in the same modes as the result.
4365 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4367 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4369 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4370 (df_set_dead_notes_for_mw): Likewise.
4372 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4374 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4376 2007-06-28 DJ Delorie <dj@redhat.com>
4378 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4380 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4382 * doc/invoke.texi (C++ Dialect Options): Document
4383 fvisibility-ms-compat.
4384 * c.opt (fvisibility-ms-compat): New.
4386 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4389 * tree-affine.c (aff_combination_add_elt): Handle
4390 pointer addition specially.
4392 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4394 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4395 decl is non-external for AIX ABI.
4397 2007-06-28 David Edelsohn <edelsohn@gnu.org>
4399 * config/rs6000/predicates.md (current_file_function_operand):
4400 Ensure the symbol is non-external for AIX ABI.
4402 2007-06-28 Nick Clifton <nickc@redhat.com>
4404 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
4405 (fdce, fdse, fpredictive-commoning): Likewise.
4407 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4410 * gcc.c (process_command): Recognize the new -static-libgfortran
4413 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
4416 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
4417 Use a call clobbered hard reg instead of a pseudo reg.
4419 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4421 * config/sh/sh.md (load_gbr): Use correct operand constraint.
4423 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4426 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
4427 REG_LIBCALL and REG_RETVAL notes.
4428 (divsi3, mulsi3): Likewise.
4429 (mulhisi3): Likewise. Use emit_libcall_block.
4430 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
4432 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
4434 PR rtl-optimization/32481
4435 * combine.c (adjust_for_new_dest): Rescan the changed insn.
4437 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4439 * dce.c (deletable_insn_p_1): New function, split out from...
4440 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4441 specially, not those inside PARALLELs. Remove BODY argument
4442 and adjust recursive call accordingly.
4443 (prescan_insns_for_dce): Update call to delete_insn_p.
4445 2007-06-27 Richard Guenther <rguenther@suse.de>
4448 * tree.h (fold_convertible_p): Declare.
4449 * fold-const.c (fold_convertible_p): New function.
4450 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
4451 instead of lang_hooks.types_compatible_p.
4453 2007-06-26 Jan Hubicka <jh@suse.cz>
4455 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
4456 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
4457 early use validate_unshare_change.
4458 (reload_combine): Likewise.
4459 * recog.c (change_t): New field unshare.
4460 (validate_change_1): Rename from validate_change; add argument unshare.
4461 (validate_change): Turn into wrapper of validate_change_1; update
4462 prototype for bools.
4463 (validate_unshare_change): New.
4464 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
4465 calls of df_insn_rescan.
4466 * recog.h (validate_change): Replace ints by bools.
4467 (validate_unshare_change): Declare.
4469 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4471 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
4473 2007-06-26 Steve Ellcey <sje@cup.hp.com>
4475 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
4477 2007-06-25 Jan Hubicka <jh@suse.cz>
4479 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
4481 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
4482 cgraph_decide_inlining_incrementally): Move uninlinability checks to
4483 places other call site specific checks are performed.
4485 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4488 * tree-vect-transform.c (vectorizable_operation): Convert
4489 POINTER_PLUS_EXPR over to PLUS_EXPR.
4491 2007-06-25 Chao-ying Fu <fu@mips.com>
4493 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
4494 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
4495 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4496 Document GET_MODE_IBIT, and GET_MODE_FBIT.
4498 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
4499 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4500 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
4501 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
4502 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
4503 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
4504 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
4505 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
4506 ALL_FIXED_POINT_MODE_P): New define.
4507 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4509 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
4511 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
4512 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4513 MODE_VECTOR_UACCUM): New mode classes.
4515 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
4516 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
4517 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
4520 * genmodes.c (struct mode_data): Add ibit and fbit fields.
4521 (blank_mode): Initialize ibit and fbit.
4522 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
4523 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4525 (new_adjust): Change required_class to required_class_from and
4526 required_class_to for testing within a range.
4527 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4528 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4530 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
4531 (make_fixed_point_mode): New.
4532 (_ADD_ADJUST): Change C to C1 and C2.
4533 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
4534 use a range for machine classes.
4535 (ADJUST_IBIT, ADJUST_FBIT): New.
4536 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
4538 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4539 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4540 Emit adjustment for ibit and fbit.
4541 (emit_mode_ibit, emit_mode_fbit): New.
4542 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
4544 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
4546 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
4547 as the source of the set.
4549 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
4551 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4552 FP_REGNO_P): Use IN_RANGE.
4553 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4554 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
4555 (DATA_REG_P): Use DATA_REGNO_P.
4556 (FP_REG_P): Use FP_REGNO_P.
4557 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
4558 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
4559 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
4561 2007-06-24 Jan Hubicka <jh@suse.cz>
4564 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
4566 2007-06-24 Sebastian Pop <sebpop@gmail.com>
4569 * fold-const.c (fold_binary): Strip nops of operand 0
4570 of BIT_NOT_EXPR before calling operand_equal_p.
4571 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
4572 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
4574 2007-06-23 Mark Mitchell <mark@codesourcery.com>
4576 * doc/extend.texi: Document that dllimport and dllexport imply
4578 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
4579 imported or exported declaration, including type declarations.
4580 * c-common.c (handle_visibility_attribute): Check for conflicts
4581 with dllimport/dllexport.
4582 (c_determine_visibility): Handle dllimport/dllexport as an
4583 explicit visibility atttribute.
4585 2007-06-23 Richard Guenther <rguenther@suse.de>
4587 PR tree-optimization/16876
4589 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
4591 * tree-inline.c (initialize_inlined_parameters): Do not call
4592 lang_hooks.tree_inlining.convert_parm_for_inlining.
4593 * cgraphbuild.c (initialize_inline_failed): Set inline failed
4594 reason for mismatched types.
4595 * gimplify.c (gimplify_call_expr): Verify the call expression
4596 arguments match the called function type signature. Otherwise
4597 mark the call expression to be not considered for inlining
4598 using CALL_CANNOT_INLINE_P flag.
4599 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
4600 edges call expression.
4601 (cgraph_decide_inlining_of_small_function): Likewise.
4602 (cgraph_decide_inlining): Likewise.
4603 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4605 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
4606 * c-typeck.c (c_convert_parm_for_inlining): Remove.
4607 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
4609 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
4610 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
4612 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4613 convert_parm_for_inlining member.
4615 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
4618 * arm.md (negscc): Match the correct operand for optimized LT0 test.
4619 Remove optimization for GT.
4621 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
4624 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
4626 (prescan_insns_for_dce): Add extra parameter.
4628 2007-06-23 Jan Hubicka <jh@suse.cz>
4631 * gimplify.c (mark_addressable): New function.
4632 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
4634 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4637 * expr.c (store_constructor): Do not clobber non-zeroed memory.
4639 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4642 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
4643 moves between MMX/SSE registers to at least 8 units to prevent
4644 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
4646 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4648 * config/i386/i386.c (override_options): Correct x86_sahf
4651 2007-06-21 David Daney <ddaney@avtrex.com>
4654 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
4655 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
4656 (exception_receiver): Renamed to ...
4657 (nonlocal_goto_receiver): ... this.
4659 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
4661 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
4662 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
4663 partial register accesses.
4665 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
4667 * fold-const.c (debug_fold_checksum): Move it under
4668 ENABLE_FOLD_CHECKING.
4670 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4673 * tree.h (debug_fold_checksum): Declared.
4674 * fold-const.c (build_fold_addr_expr_with_type_1): New.
4675 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
4676 build_fold_addr_expr_with_type_1.
4677 (fold_addr_expr, debug_fold_checksum): New.
4678 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
4679 (fold_unary, fold_comparison, split_address_to_core_and_offset):
4682 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4684 PR tree-optimization/19590
4685 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
4686 of scev is a constant.
4687 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
4689 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4691 * df-problems.c (df_note_bb_compute): Made computation of live
4692 info consistent with df_lr.
4694 2007-06-21 Richard Guenther <rguenther@suse.de>
4696 PR tree-optimization/32453
4697 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
4698 for pointer anti-range.
4700 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
4702 * config/i386/i386.c (processor_target_table): Increase maximum
4703 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
4706 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
4707 byte alignment if > 8 byte alignment is preferred.
4708 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4710 2007-06-21 Jakub Jelinek <jakub@redhat.com>
4712 PR tree-optimization/31866
4713 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
4714 if ASM_EXPR's input is not a SSA_NAME.
4717 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
4718 but decl is a global var, instead return decl.
4719 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
4720 even for is_global_var decls, if they are private in some outer
4723 2007-06-21 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/32451
4726 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
4728 2007-06-21 Christian Bruel <christian.bruel@st.com>
4730 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
4731 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
4732 (push_regs): Changed saving order or banked registers.
4733 (sh_expand_epilogue): Likewise.
4734 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
4735 (FIRST_BANKED_REG): Likewise.
4736 (LAST_BANKED_REG): Likewise.
4737 * config/sh/sh.md (banked) New attribute.
4738 (in_delay_slot): Check banked attribute.
4740 2007-06-20 Sebastian Pop <sebpop@gmail.com>
4742 PR tree-optimization/32075
4743 * tree-data-ref.c (subscript_dependence_tester_1,
4744 analyze_miv_subscript, analyze_overlapping_iterations,
4745 add_distance_for_zero_overlaps, build_classic_dist_vector,
4746 subscript_dependence_tester_1, analyze_overlapping_iterations,
4747 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
4748 compute_affine_dependence, compute_all_dependences): Pass loop_nest
4749 to evolution_function_is_affine_multivariate_p.
4751 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4753 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
4755 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
4758 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
4760 * config/m32c/prologue.md (epilogue_exitd_16): New.
4761 (epilogue_reit_16): New.
4762 (epilogue_exitd): Rename to epilogue_exitd_24.
4763 (epilogue_reit): Rename to epilogue_reit_24.
4765 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
4766 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4768 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
4770 * haifa-sched.c (queue_to_ready): Don't requeue next insn
4771 if dbg_cnt (sched_insn) reaches the limit.
4772 (choose_ready): New parameter INSN_PTR and new return value.
4773 (schedule_block): Handle dbg_cnt (sched_insn). Handle
4774 the new return value from choose_ready.
4775 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
4776 (rest_of_handle_global_alloc): New global_alloc_at_func.
4778 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
4780 PR tree-optimization/25737
4781 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
4782 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
4783 * tree-flow.h (struct fieldoff): Add new field alias_set.
4784 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
4785 argument addressable_type. Set alias_set of fieldoff.
4786 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
4787 (create_overlap_variables_for): Pass alias_set from fieldoff to
4789 * alias.c (get_alias_set): Use alias_set from SFT if set.
4791 2007-06-20 Hui-May Chang <hm.chang@apple.com>
4793 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
4794 of a variable as an unsigned HOST_WIDE_INT integer.
4796 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
4798 PR rtl-optimization/32405
4799 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
4801 2007-06-20 Jakub Jelinek <jakub@redhat.com>
4803 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
4806 * builtins.c: Include diagnostic.h.
4807 (expand_builtin_expect): Make gcc_assert more permissive.
4808 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
4811 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
4815 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4816 if ACCUMULATE_OUTGOING_ARGS.
4818 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4820 * config/m68hc11/m68hc11.c: Include dataflow header file.
4821 (m68hc11_reorg): Port to dataflow.
4823 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4825 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4826 (struct df_problem.free_blocks_on_set_blocks): New field.
4827 (struct dataflow.optional_p): New field.
4828 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4829 (df_live_set_all_dirty): New function.
4830 * df-scan.c (df_scan_alloc): Initialize optional_p.
4831 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4832 * df-core.c (df_set_blocks): Removed use of
4833 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4834 df_problem.free_blocks_on_set_blocks to determine which blocks are
4836 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4837 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4838 uses dataflow.optional_p to determine if problem should be
4840 (rest_of_handle_df_initialize): Only start live problem if
4842 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4843 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4844 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4845 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4846 problem_NOTE): Initialize free_blocks_on_set_blocks.
4847 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4849 (df_live_set_all_dirty, df_note_alloc): New function.
4850 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4852 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4853 * postreload.c (reload_combine): Ditto.
4854 * cse.c (cse_extended_basic_block): Ditto.
4855 * regmove.c (mark_flags_life_zones): Ditto.
4856 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4857 erase_matching_seqs): Ditto.
4858 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4859 * integrate (allocate_initial_values): Ditto.
4860 * combine.c (reg_dead_at_p): Ditto.
4861 * resource.c (mark_target_live_regs): Ditto.
4862 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4863 * config/sh/sh.c (find_r0_life_regions): Ditto.
4864 * global.c (rest_of_handle_global_alloc): Only add back df_live
4866 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4868 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4870 (if_convert): Make sure df_live is there at -O == 1.
4871 (pass_if_after_combine): Cleanup flags.
4872 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4873 is there at -O == 1.
4875 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4877 * config/arm/arm.c (arm_get_frame_offsets): Set
4878 offsets->locals_base to avoid negative stack size.
4879 (thumb1_expand_prologue): Assert on negative stack size.
4881 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4883 PR tree-optimization/32367
4884 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4885 of the chrec has no evolution in that loop.
4886 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
4888 2007-06-19 Bob Wilson <bob.wilson@acm.org>
4890 * config/xtensa/xtensa.c: Include "df.h".
4891 (xtensa_builtin_saveregs): Use adjust_address instead of
4893 (xtensa_va_start): Invoke make_tree with sizetype for
4894 expand_builtin_saveregs and then convert the result to a pointer.
4895 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
4896 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
4897 Subtract argument size from index value as integers and then use
4898 POINTER_PLUS_EXPR to add the result to the array address.
4900 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4903 * config/m32c/m32c.c: Include dataflow header file.
4904 (m32c_emit_prologue): Adjust for prologue insn change.
4905 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
4906 once inside a PARALLEL. Assume frame size passed in operand 0
4907 includes space to save the fb register.
4908 (prologue_enter_24): Likewise.
4909 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
4911 2007-06-19 David Daney <ddaney@avtrex.com
4914 * config/mips/mips.md (cprestore): Mark $gp as used.
4916 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4919 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
4920 (frv_ifcvt_modify_insn): Likewise.
4922 2007-06-19 Richard Guenther <rguenther@suse.de>
4924 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4925 only handle positive offsets that fit in a HOST_WIDE_INT.
4927 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
4930 result of rsqrt insn for zero input argument to avoid NaN.
4932 2007-06-19 Richard Guenther <rguenther@suse.de>
4935 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
4937 2007-06-19 Jakub Jelinek <jakub@redhat.com>
4939 PR tree-optimization/32353
4940 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
4942 2007-06-19 Nick Clifton <nickc@redhat.com>
4944 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
4946 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4949 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
4950 * config/i386/i386.c (assign_386_stack_local): Assert that
4951 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
4952 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
4953 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
4954 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
4956 2007-06-18 Steve Ellcey <sje@cup.hp.com>
4958 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
4960 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
4962 PR rtl-optimization/32321
4963 * gcse.c (replace_store_insn): Update the note before
4964 calling emit_insn_after.
4966 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4969 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
4971 * df-problems.c (df_note_bb_compute): Fix dumping info.
4973 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
4975 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
4976 insn with emit_jump_insn.
4978 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
4980 PR tree-optimization/32383
4981 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
4982 * targhooks.h (default_builtin_reciprocal): Update prototype.
4983 * target.h (struct gcc_target): Update builtin_reciprocal.
4984 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
4985 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
4986 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
4987 when fndecl is in BUILT_IN_MD class.
4988 (execute_convert_to_rsqrt): Ditto.
4990 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
4991 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
4992 Convert BUILT_IN_SQRTF code only when md_fn is false.
4994 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
4996 * bt-load.c (move_btr_def): Fix the order of arguments
4997 to validate_replace_rtx.
4999 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
5001 * config/m68k/m68k-devices.def: Add 54450..54455.
5003 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
5005 PR rtl-optimization/32366
5006 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
5007 FLOAT_EXTEND]: Prevent non-scalar modes from entering
5010 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5013 * modulo-sched (generate_reg_moves): Added rescan parameter and if
5014 this is true, rescan insn being modified.
5015 (sms_schedule): Added rescan parameter.
5016 (rest_of_handle_sms): Moved freeing of dominance info to before
5017 getting out of cfg_layout.
5019 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
5021 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
5022 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
5025 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
5026 FL_CF_EMAC from the entry for isac.
5028 * config/m68k/predicates.md (const_call_operand): Adjust comment.
5029 (const_sibcall_operand): New.
5030 (sibcall_operand): Use it.
5031 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
5032 (m68k_isas): ISAC does not imply FPU or EMAC.
5033 (override_options): Add ISA_C logic for symbolic jump & call.
5035 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5037 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
5038 return mode from the builtin itself.
5039 (sparc_fold_builtin): Fix cast of zero constant.
5041 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5043 * targhooks.c (default_builtin_reciprocal): New default target hook.
5044 * targhooks.h (default_builtin_reciprocal): Add prototype.
5045 * hooks.c (hook_tree_tree_bool_null): Remove hook.
5046 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
5047 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
5048 default_builtin_reciprocal.
5050 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5053 * hooks.c (hook_tree_tree_bool_null): New hook.
5054 * hooks.h (hook_tree_tree_bool_null): Add prototype.
5055 * tree-pass.h (pass_convert_to_rsqrt): Declare.
5056 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
5057 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
5058 and convert it to reciprocal a*rfunc(b).
5059 (execute_convert_to_rsqrt): New function.
5060 (gate_convert_to_rsqrt): New function.
5061 (pass_convert_to_rsqrt): New pass definition.
5062 * target.h (struct gcc_target): Add builtin_reciprocal.
5063 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
5064 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
5065 TARGET_BUILTIN_RECIPROCAL.
5066 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
5068 * config/i386/i386.h (TARGET_RECIP): New define.
5069 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
5070 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5071 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5072 and not optimizing for size.
5073 (*rcpsf2_sse): New insn pattern.
5074 (*rsqrtsf2_sse): Ditto.
5075 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
5076 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5077 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5078 and not optimizing for size.
5079 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
5080 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5081 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5082 and not optimizing for size.
5083 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
5084 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5085 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5086 and not optimizing for size.
5087 (*sse_rsqrtv4sf2): Do not export.
5089 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
5090 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5091 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5092 and not optimizing for size.
5094 * config/i386/i386.opt (mrecip): New option.
5095 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
5096 (ix86_emit_swsqrtsf): Ditto.
5097 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
5098 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
5100 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
5101 ix86_expand_unop1_builtin.
5102 (ix86_emit_swdivsf): New function.
5103 (ix86_emit_swsqrtsf): Ditto.
5104 (ix86_builtin_reciprocal): New function.
5105 (TARGET_BUILTIN_RECIPROCAL): Use it.
5106 (ix86_vectorize_builtin_conversion): Rename from
5107 ix86_builtin_conversion.
5108 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
5109 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
5110 "i386 and x86_64 Options" section.
5111 (Intel 386 and AMD x86_64 Options): Document -mrecip.
5113 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5114 Zdenek Dvorak <dvorakz@suse.cz>
5115 Richard Guenther <rguenther@suse.de>
5116 Kaz Kojima <kkojima@gcc.gnu.org>
5118 * tree-vrp.c (compare_values_warnv): Convert val2 to
5120 (extract_range_from_assert): Create
5121 POINTER_PLUS_EXPR for pointer types.
5122 (extract_range_from_binary_expr): Handle
5123 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
5125 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
5126 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
5127 POINTER_PLUS_EXPR as PLUS_EXPR.
5128 (number_of_iterations_lt_to_ne):
5129 For pointer types, use sizetype when
5130 creating MINUS_EXPR/PLUS_EXPRs.
5131 (assert_loop_rolls_lt): For pointer types, use sizetype when
5132 creating MINUS_EXPR/PLUS_EXPRs.
5133 (number_of_iterations_le): Likewise.
5134 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
5135 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
5136 like PLUS_EXPR and MINUS_EXPR.
5137 * tree-pretty-print.c (dump_generic_node): Handle
5139 (op_prio): Likewise.
5140 (op_symbol_1): Likewise.
5141 * optabs.c (optab_for_tree_code): Likewise.
5142 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
5144 * tree-tailcall.c (process_assignment): Mention
5145 POINTER_PLUS_EXPR in a TODO comment.
5146 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
5147 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
5148 not used with a pointer and an integer type.
5149 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
5150 increment using chrec_convert_rhs instead of chrec_convert.
5151 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
5152 PLUS_EXPR except for the right hand side's type will be
5154 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
5155 (fold_used_pointer_cast): Kill.
5156 (pointer_offset_p): Kill.
5157 (fold_used_pointer): Kill.
5158 (pointer_used_p): Kill.
5159 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
5160 call fold_used_pointer.
5161 (instantiate_parameters_1): Convert the increment
5162 using chrec_convert_rhs instead of chrec_convert.
5163 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
5164 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
5165 instead of PLUS_EXPR.
5166 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
5167 PLUS_EXPR for pointers.
5168 (std_gimplify_va_arg_expr): Likewise.
5169 (fold_builtin_memory_op): Likewise.
5170 (fold_builtin_strstr): Likewise.
5171 (fold_builtin_strchr): Likewise.
5172 (fold_builtin_strrchr): Likewise.
5173 (fold_builtin_strpbrk): Likewise.
5174 (expand_builtin_memory_chk): Likewise.
5175 (fold_builtin_memory_chk): Likewise.
5176 (std_expand_builtin_va_start): Use
5177 sizetype for the call to make_tree and then convert
5178 to the pointer type.
5179 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
5180 instead of PLUS_EXPR for adding to a pointer.
5181 (std_gimplify_va_arg_expr): Use fold_build2 for
5182 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
5183 the operands to sizetype first and then cast the BIT_AND_EXPR
5184 back to the pointer type.
5185 * fold-const.c (build_range_check): Handle pointer types
5187 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
5188 of PLUS_EXPR's. Make sure the offset is converted to
5190 (try_move_mult_to_index): Strip the NOPs from the offset.
5191 Remove code argument and replace all uses with PLUS_EXPR.
5192 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
5193 specially. Don't use a pointer type for MINUS_EXPR.
5194 (fold_unary): Handle for (T1)(X op Y),
5195 only p+ as that is the only as that can be handled for
5196 binary operators now.
5197 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
5199 <case PLUS_EXPR>: Add folding of PTR+INT into
5201 Don't call try_move_mult_to_index.
5202 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
5203 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
5204 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
5205 Don't call try_move_mult_to_index.
5206 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
5207 (tree_expr_nonzero_p): Likewise.
5208 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
5209 of PLUS_EXPR for the complex expression folding.
5210 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
5211 first chrec is a pointer type, then the second should
5212 be sizetype and not the first's type.
5213 For POINTER_PLUS_EXPR, use a different right hand side type.
5214 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5215 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
5216 different right hand side type.
5217 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5218 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
5219 instead of PLUS_EXPR.
5220 When either operand is zero, convert the other operand.
5221 (chrec_apply): Use chrec_convert_rhs
5222 on the argument x instead of chrec_convert.
5223 (reset_evolution_in_loop): For pointer types, the new_evol
5225 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
5226 different right hand side type.
5227 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5228 (chrec_convert_rhs): New function.
5229 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
5230 different right hand side type.
5231 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5232 * tree-chrec.h (chrec_convert_rhs): New prototype.
5233 (build_polynomial_chrec): For pointer types, the right hand
5234 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
5235 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
5236 Remove subtraction case as it is always addition now.
5237 Make sure the offset is converted to sizetype.
5238 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
5239 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
5240 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
5241 PLUS_EXPR in pointer type.
5242 Handle POINTER_PLUS_EXPR.
5243 (tree_to_aff_combination): Likewise.
5244 (force_expr_to_var_cost): Likewise.
5245 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
5246 instead of PLUS_EXPR for pointers.
5247 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
5248 instead of PLUS_EXPR of pointer types.
5249 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
5251 (check_va_list_escapes): Likewise.
5252 (check_all_va_list_escapes): Likewise.
5253 * dwarf2out.c (loc_descriptor_from_tree_1):
5254 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
5255 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
5256 (string_constant): Likewise.
5257 * tree-ssa-address.c (tree_mem_ref_addr): When adding
5258 the offset to the base, use POINTER_PLUS_EXPR.
5259 (add_to_parts): Convert the index to sizetype.
5260 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
5261 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
5262 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
5263 Offset only holds something for PLUS_EXPR.
5264 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
5266 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
5268 (analyze_accesses_for_modify_stmt): Likewise.
5269 Remove comment about the type being integral type as it is
5271 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
5273 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
5275 Correct the type which the artimentic is done in (is now
5278 * tree-data-ref.c (split_constant_offset): Handle
5280 * tree-affine.c (tree_to_aff_combination): Likewise.
5281 * c-typeck.c (build_unary_op): For pointers create the increment
5282 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
5284 * gimplify.c (gimplify_self_mod_expr): Create a
5285 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5286 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
5287 * tree.def (POINTER_PLUS_EXPR): New tree code.
5288 * tree-predcom.c (ref_at_iteration): If we have a pointer
5289 type do the multiplication in sizetype.
5290 * tree-mudflap.c (mf_xform_derefs_1): Create a
5291 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5292 * tree-ssa-forwprop.c
5293 (forward_propagate_addr_into_variable_array_index):
5294 Don't expect there to be a cast for the index as that
5295 does not exist anymore.
5296 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
5297 instead of PLUS_EXPR.
5298 Don't check for the first operand of the POINTER_PLUS_EXPR
5299 was the index as it cannot be.
5300 Call forward_propagate_addr_into_variable_array_index with
5301 the SSA_NAME instead of the statement.
5302 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
5303 (compare_constant): Likewise.
5304 (copy_constant): Likewise.
5305 (compute_reloc_for_constant): Likewise.
5306 (output_addressed_constants): Likewise.
5307 (initializer_constant_valid_p): Likewise.
5308 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5309 Convert the MIN/MAX of the inner type to the outer
5310 type before comparing them.
5311 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5312 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5313 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5314 of PLUS_EXPR for pointers.
5315 * tree-inline.c (estimate_num_insns_1): Handle
5317 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5318 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5319 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5320 instead of PLUS_EXPR for the pointer increment statement.
5321 (vect_update_ivs_after_vectorizer): For pointer types, create
5322 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5323 MULT_EXPR in sizetype.
5324 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5326 * tree-object-size.c (plus_expr_object_size): Handle
5327 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5328 code which is trying to figure out which side is a pointer and
5330 (check_for_plus_in_loops_1): Likewise.
5331 (check_for_plus_in_loops): Likewise.
5332 * c-common.c (pointer_int_sum): Create a
5333 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5334 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5335 only POINTER_PLUS_EXPR. Removing all the extra
5336 code which is trying to figure out which side is a pointer and
5338 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5339 PLUS_EXPR and MINUS_EXPR.
5340 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5342 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5343 with make_tree, instead of a pointer type.
5344 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5345 for pointers instead of PLUS_EXPR.
5346 (s390_gimplify_va_arg): Likewise.
5347 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5348 instead of PLUS_EXPR when doing addition on pointer
5349 types. Use sizetype for the second operand.
5350 (spu_gimplify_va_arg_expr): Likewise.
5351 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5352 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5353 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5354 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5355 for the pointer addition and also use size_int/sizetype
5357 (ix86_gimplify_va_arg): Likewise.
5358 Perform BIT_AND_EXPR on sizetype arguments.
5359 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5360 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5361 for the pointer additions and also use size_int for the offsets.
5362 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5363 additions and also use size_int for the offsets. Perform
5364 BIT_AND_EXPR on sizetype arguments.
5365 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5366 POINTER_PLUS_EXPR for pointers and create the
5367 BIT_AND_EXPR in sizetype.
5368 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5369 instead of PLUS_EXPR for pointer addition.
5370 (rs6000_va_start): Likewise.
5371 Also use sizetype for the offset.
5372 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5373 as PLUS_EXPR/MINUS_EXPR.
5374 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5375 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5376 Don't use BIT_AND_EXPR on a pointer type, convert the
5377 expression to sizetype first.
5378 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5380 (mips_gimplify_va_arg_expr): Likewise.
5381 Don't create BIT_AND_EXPR in a pointer type.
5383 2007-06-15 Eric Christopher <echristo@apple.com>
5385 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5386 (x86_64-*-darwin*): Ditto.
5387 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5390 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5392 * doc/extend.texi: Document behavior of __attribute__((aligned))
5395 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5397 * rtlanal.c (note_stores): Improve documentation.
5399 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
5401 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
5402 LOCAL_LABEL_PREFIX): Delete.
5403 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
5404 (bfin_internal_label): Delete.
5406 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
5408 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
5409 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
5410 otherwise define to LIBGCC2_TF_CEXT.
5411 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
5412 (LIBGCC_TF_CEXT): Ditto.
5415 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
5417 PR rtl-optimization/32339
5418 * df-scan.c (df_uses_record): Don't modify flags but just add to
5419 it for df_ref_record.
5421 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5423 * tree-mudflap.c: Fix whitespace issues.
5425 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
5427 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
5429 2007-06-14 Eric Christopher <echristo@apple.com>
5431 * config/i386/sse.md (movdi_to_sse): Rewrite body.
5432 (movv4sf): Use gcc_unreachable instead of abort.
5434 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/sfp-machine.h (CMPtype): New define.
5438 (mach stubs): Use CMPtype instead of int as a return type.
5440 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5442 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
5443 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
5444 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
5445 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
5446 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
5447 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
5448 config/soft-fp/soft-fp.h: Update from glibc CVS.
5450 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
5452 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
5454 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5457 * config/v850/v850.c: Include dataflow header file.
5458 (substitute_ep_register): Fix typo.
5460 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5462 * configure.ac: Fix earlier checkin.
5463 * configure: Regenerated.
5465 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5467 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
5468 * aclocal.m4: Regenerate.
5469 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
5470 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
5471 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
5472 * configure: Regenerate.
5473 * Makefile.in (LOOSE_WARN): Subst loose_warn.
5475 * Makefile.in (quickstrap): Build libgcc too.
5477 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5479 * configure.ac: Add --enable-checking=df. Explicitly mention that
5480 the variables are initialized as for "release".
5481 * df-core.c: Use it.
5482 * configure: Regenerate.
5483 * config.in: Regenerate.
5485 2007-06-14 Bob Wilson <bob.wilson@acm.org>
5487 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
5488 validate_replace_rtx instead of replace_rtx.
5489 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
5491 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
5493 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
5494 (DWARF2_UNWIND_INFO): Override default if configured with
5496 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
5497 (ENDFILE_SPEC): Add crtend.o.
5498 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
5499 (ENDFILE_SPEC): Add crtend.o.
5500 (TARGET_USE_JCR_SECTION): Define.
5501 (MD_UNWIND_SUPPORT): Define for 32-bit target.
5503 * config/i386/cygming-crtbegin.c: New file.
5504 * config/i386/cygming-crtend.c: New file.
5506 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
5508 * config/i386/w32-unwind.h: New file.
5510 2007-06-13 Eric Christopher <echristo@apple.com>
5512 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
5513 the user set a value below STACK_BOUNDARY.
5515 2007-06-13 Thiemo Seufer <ths@networkno.de>
5517 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
5518 imply -lpthread for -pthread.
5520 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5522 * basic-block.h: Remove the prototype for
5523 free_basic_block_vars.
5524 * cfglayout.h: Remove the prototype for
5525 insn_locators_initialize.
5526 * tree.h: Remove the prototype for emit_line_note.
5528 * tree-ssa-pre.c (mergephitemp): Remove.
5529 (init_pre): Don't use mergephitemp.
5531 2007-06-13 Eric Christopher <echristo@apple.com>
5533 * config/i386/i386.c (override_options): If we've specified
5534 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
5536 2007-06-13 Bob Wilson <bob.wilson@acm.org>
5538 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
5541 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5543 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
5544 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
5545 (eh_store_handler): New pattern.
5546 (eh_return): Emit it instead of a plain move.
5548 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
5551 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
5552 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
5555 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5557 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
5558 (find_next_insn_start, find_load): New functions.
5559 (bfin_reorg): Use them to deal with the fact that parallel insns are
5560 no longer represented as a SEQUENCE.
5562 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5564 * config/sparc/sparc.c (sparc_override_options): Initialize
5567 2007-06-13 Dave Korn <dave.korn@artimi.com>
5569 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
5572 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5574 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
5575 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
5576 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
5577 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
5578 tree-vect-transform.c: Fix comment typos. Follow spelling
5581 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5583 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
5584 to the exit block use set.
5585 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
5586 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
5587 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
5589 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5591 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
5592 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
5593 to indicate an error.
5594 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
5596 (dbg_cnt_process_opt): Print an error on a bad argument.
5597 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
5598 * common.opt (-fdbg-cnt-list): New.
5599 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
5601 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
5603 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
5604 flag on ref-all pointers.
5606 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5609 * expr.c (expand_expr_addr_expr_1): Call expand_expr
5610 for the offset with the modifier as EXPAND_INITIALIZER
5611 if the modifier is EXPAND_INITIALIZER.
5612 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
5613 a register if we had an overflow.
5615 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5617 * real.c (real_isfinite): New.
5618 (real_sqrt): Use it.
5619 * real.h (real_isfinite): New.
5620 * builtins.c: Use it.
5622 2007-06-12 Ian Lance Taylor <iant@google.com>
5623 Daniel Berlin <dberlin@dberlin.org>
5626 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
5627 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
5628 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
5629 (DECL_NO_TBAA_P): Define.
5630 (struct tree_decl_common): Add no_tbaa_flag field.
5631 * tree-ssa-structalias.c (struct variable_info): Add
5632 no_tbaa_pruning field.
5633 (new_var_info): Initialize no_tbaa_pruning field.
5634 (unify_nodes): Copy no_tbaa_pruning field.
5635 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5636 (dump_solution_for_var): Print no_tbaa_pruning flag.
5637 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
5639 (compute_tbaa_pruning): New static function.
5640 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
5641 Call compute_tbaa_pruning.
5642 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
5643 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5644 * gimple-low.c (lower_stmt): Likewise.
5645 * tree-gimple.c (is_gimple_stmt): Likewise.
5646 * tree-ssa-operands.c (get_expr_operands): Likewise.
5647 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5648 * tree-inline.c (estimate_num_insns_1): Likewise.
5649 (copy_result_decl_to_var): Likewise.
5650 * expr.c (expand_expr_real_1): Likewise.
5651 * tree-pretty-print.c (dump_generic_node): Likewise.
5652 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
5653 * omp-low.c (omp_copy_decl_2): Likewise.
5654 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
5655 * doc/c-tree.texi (Expression trees): Document
5656 CHANGE_DYNAMIC_TYPE_EXPR.
5658 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5660 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
5661 with !HONOR_NANS and !HONOR_INFINITIES.
5662 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
5664 2007-06-12 Tristan Gingold <gingold@adacore.com>
5666 * gcov.c: Comments updated.
5667 (source_info): Add file_time field.
5668 (source_index): New variable.
5669 (mutiple_files): New variable.
5670 (generate_results): New function extracted from process_file.
5671 (process_file): Save and restore chain of functions, generate
5672 results and free structures only if not merging results.
5673 (release_structures): File names are now freed in create_file_names
5674 (create_file_names): Free previous file names.
5675 (find_source): File date is now read here and modifications in
5676 source files is checked here.
5677 (read_graph_file): Only reverse order of functions for the current
5679 (make_gcov_file_name): Do not generate long names if input_name is
5681 (output_lines): If merging results do not display graph, data and
5683 Checking source file modification is done in find_source.
5685 * doc/gcov.texi: Append an s to sourcefile.
5687 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
5689 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
5690 (forced_nop): New pattern.
5691 * config/bfin/bfin.c: Include "df.h".
5692 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
5693 (bfin_discover_loop): Use df_get_live_in instead of
5694 global_live_at_start.
5695 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
5696 df_analyze when done.
5697 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
5698 the insns. Use QImode for the final insn in a bundle. Call
5699 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
5701 (reorder_var_tracking_notes): New function.
5702 (bfin_reorg): Pass no argument to split_all_insns. Don't call
5703 update_life_info. Call df_analyze after scheduling and bundle
5704 generation. Call reorder_var_tracking_notes if generating these
5705 notes. Call df_finish_pass at the end.
5707 2007-06-12 Dirk Mueller <dmueller@suse.de>
5709 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
5710 a comparison, not an assignment.
5712 2007-06-12 Olivier Hainque <hainque@adacore.com>
5714 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
5715 Request walking the subtrees only, leaving the current is_lhs/val_only
5717 (convert_non_local_reference): Likewise.
5719 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
5721 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
5723 2007-06-12 Richard Guenther <rguenther@suse.de>
5725 PR tree-optimization/15353
5726 PR tree-optimization/31657
5727 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
5728 * timevar.def: Add TV_TREE_IFCOMBINE.
5729 * tree-pass.h (pass_tree_ifcombine): Declare.
5730 * tree-ssa-ifcombine.c: New file.
5731 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
5732 * tree-flow.h (blocks_in_phiopt_order): Declare.
5733 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
5734 (tree-ssa-ifcombine.o): New dependencies.
5736 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5738 PR rtl-optimization/32293
5739 * combine.c (simplify_if_then_else): Truncate return from
5740 nonzero_bits() to correct mode.
5742 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5744 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
5745 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
5747 2007-06-11 Diego Novillo <dnovillo@google.com>
5749 * Makefile.in (reload1.o-warn): Remove.
5751 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
5753 * combine.c (subst): Use reg_overlap_mentioned_p
5754 instead of comparing register numbers directly.
5756 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5758 * reload1.c (mark_home_live_1): Use the mode parameter.
5760 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5762 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
5763 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
5767 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
5769 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
5771 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5773 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
5774 from integer registers.
5775 (FP mode splitters): Handle TFmode.
5777 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
5779 * tree-ssa-structalias.c (find_what_p_points_to): Return false
5780 for ref-all pointers that point-to anything.
5782 2007-06-11 Joseph Myers <joseph@codesourcery.com>
5784 * config/arm/arm.c (arm_output_dwarf_dtprel,
5785 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
5787 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
5789 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
5790 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
5793 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
5795 * gcc/tree.c (signed_or_unsigned_type_for): New.
5796 (unsigned_type_for): Use signed_or_unsigned_type_for.
5797 (signed_type_for): Use signed_or_unsigned_type_for.
5798 * gcc/tree.h (signed_or_unsigned_type_for): New.
5799 (get_signed_or_unsigned_type): Remove.
5800 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
5801 lang_hooks.types.signed_type
5802 (size_diffop): Likewise.
5803 (all_ones_mask_p): Likewise.
5804 (build_range_check): Likewise.
5805 (fold_cond_expr_with_comparison): Likewise.
5806 (fold_cond_expr_with_comparison): Likewise.
5807 (unextend): Likewise.
5808 (extract_muldiv_1): Likewise.
5809 (fold_single_bit_test_into_sign_test): Likewise.
5810 (fold_binary): Likewise.
5811 (fold_ternary): Likewise.
5812 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
5813 instead of get_signed_or_unsigned_type.
5814 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
5815 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5816 * gcc/expr.c (signed_or_unsigned_type_for): Use
5817 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5818 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5819 (lhd_signed_or_unsigned_type): Remove.
5820 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5821 signed_or_unsigned_type.
5822 (lhd_signed_or_unsigned_type): Remove.
5823 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5824 lang_hooks.types.signed_type.
5825 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5826 c_common_signed_type instead of lang_hooks.types.signed_type.
5827 (c_common_unsigned_type): New.
5828 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5829 (shorten_compare): Use c_common_unsigned_type instead of
5830 c_common_signed_or_unsigned_type.
5831 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5833 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5834 lang_hooks.types.signed_type.
5835 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5836 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5837 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5838 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5839 instead of unsigned_type_for.
5840 * gcc/c-decl.c (groakdeclarator): Likewise.
5841 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5842 * gcc/c-common.h (c_common_unsigned_type): New.
5844 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5847 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5848 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5850 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5853 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5854 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5856 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5857 Sebastian Pop <sebpop@gmail.com>
5859 * lambda-code.c (remove_iv): New.
5860 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5862 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5864 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5865 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5866 * tree-ssa-loop-prefetch.c: Include optabs.h.
5867 (FENCE_FOLLOWING_MOVNT): New macro.
5868 (struct mem_ref): Add independent_p and storent_p fields.
5869 (record_ref): Initalize the new fields.
5870 (gather_memory_references_ref): Return true if the reference
5872 (gather_memory_references): Check whether all memory accesses
5873 in loop were recorded.
5874 (should_issue_prefetch_p): Return false for nontemporal stores.
5875 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5876 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5877 (determine_loop_nest_reuse): Detect independent memory references.
5878 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5879 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5880 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5881 * config/i386/i386.h (x86_mfence): Declare.
5882 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5883 * config/i386/i386.c (x86_mfence): New variable.
5884 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5886 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5887 * optabs.c (init_optabs): Initialize storent_optab.
5888 * optabs.h (enum optab_index): Add OTI_storent.
5889 (storent_optab): Declare.
5890 * genopinit.c (optabs): Add initialization for storent_optab.
5891 * tree.h (MOVE_NONTEMPORAL): New macro.
5892 * expr.c (expand_assignment, store_expr, store_constructor_field,
5893 store_constructor, store_field, expand_expr_real_1): Propagate
5894 nontemporality of the expanded store.
5895 (emit_storent_insn): New function.
5896 * expr.h (expand_assignment, store_expr): Declaration changed.
5897 * function.c (assign_parm_setup_reg): Pass false as nontemporality
5898 to expand_assignment.
5899 * stmt.c (expand_asm_expr): Ditto.
5900 * calls.c (initialize_argument_information): Pass false as
5901 nontemporality to store_expr.
5902 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
5905 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5907 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
5909 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
5911 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
5913 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
5914 and allow DECL_P here.
5916 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
5918 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
5919 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
5920 track of the size of the expression.
5921 * cfghooks.c (merge_blocks): Remove block from loops structure only
5922 after call of the merge_blocks hook.
5924 2007-06-09 Tom Tromey <tromey@redhat.com>
5926 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
5927 (deprecated_state): Removed.
5928 (start_decl): Update.
5929 (enum deprecated_states): Moved earlier.
5930 (groktypename): Update.
5931 (push_parm_decl): Likewise.
5932 (grokfield): Likewise.
5933 (start_function): Likewise.
5935 2007-06-09 Ian Lance Taylor <iant@google.com>
5937 PR tree-optimization/32169
5938 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
5939 CONVERT_EXPR, check whether min and max both converted to an
5940 overflow infinity representation.
5942 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
5944 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
5945 not inserted on the edge.
5947 2007-06-08 Bob Wilson <bob.wilson@acm.org>
5949 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
5950 instructions if they are supported.
5951 (__divsi3, __umodsi3, __modsi3): Likewise.
5952 (__ashldi3, __ashrdi3, __lshrdi3): New.
5953 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
5955 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
5956 Tony Linthicum <tony.linthicum@amd.com>
5958 * doc/invoke.texi: Add fvect-cost-model flag.
5959 * common.opt (fvect-cost-model): New flag.
5960 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
5961 cost fields in stmt_vec_info struct for STMT.
5962 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
5963 fields in stmt_vec_info struct and access functions for the same.
5964 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
5965 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
5966 load, store and vector to scalar operation.
5967 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
5968 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
5969 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
5970 (TARG_VEC_STORE_COST): Define cost of vector store.
5971 (vect_estimate_min_profitable_iters): Define new function.
5972 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
5973 check to evaluate if loop iterations are less than minimum profitable
5974 iterations determined by cost model or minimum vect loop bound defined
5975 by user, whichever is more conservative.
5976 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
5977 run-time check to evaluate if loop iterations are less than minimum
5978 profitable iterations determined by cost model or minimum vect loop
5979 bound defined by user, whichever is more conservative.
5980 (vect_estimate_min_profitable_iterations): New function to estimate
5981 mimimimum iterartions required for vector version of loop to be
5982 profitable over scalar version.
5983 (vect_model_reduction_cost): New function.
5984 (vect_model_induction_cost): New function.
5985 (vect_model_simple_cost): New function.
5986 (vect_cost_strided_group_size): New function.
5987 (vect_model_store_cost): New function.
5988 (vect_model_load_cost): New function.
5989 (vectorizable_reduction): Call vect_model_reduction_cost during
5991 (vectorizable_induction): Call vect_model_induction_cost during
5993 (vectorizable_load): Call vect_model_load_cost during analysis phase.
5994 (vectorizable_store): Call vect_model_store_cost during analysis phase.
5995 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
5996 vectorizable_promotion, vectorizable_demotion): Call
5997 vect_model_simple_cost during analysis phase.
5999 2007-06-08 Simon Baldwin <simonb@google.com>
6001 * reg-stack.c (get_true_reg): Readability change. Moved default case
6002 label into direct switch statement scope.
6004 2007-06-08 Simon Baldwin <simonb@google.com>
6006 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
6007 in gcc_assert() with '==' comparison.
6009 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
6012 TARGET_ABM handling of x86_popcnt variable.
6014 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6016 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
6017 __builtin_copysignq and __builtin_infq built-in functions.
6019 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6021 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
6022 SSE4.2 section. Correct built-in function names in SSE4A section.
6024 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6026 PR tree-optimization/32243
6027 * tree-vect-transform.c (vectorizable_type_promotion): Move check
6028 for ncopies after ratio check between nunits_out and nunits_in.
6029 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
6031 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
6033 PR tree-optimization/32224
6034 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
6035 vectorization upon a non GIMPLE_MODIFY_STMT.
6037 2007-06-08 Christian Bruel <christian.bruel@st.com>
6040 * config/sh/sh.md (doloop_end): New pattern and splitter.
6041 * loop-iv.c (simple_rhs_p): Check for hardware registers.
6043 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
6046 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
6048 (verify_dominators): Do not change dominance tree.
6050 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6052 * config/sh/constraints.md: New file.
6053 * config/sh/sh.c: Include tm-constrs.h.
6054 (reg_class_from_letter): Remove.
6055 (prepare_cbranch_operands): Use satisfies_constraint_*
6056 function instead of macro.
6057 (andcosts, broken_move, sh_secondary_reload): Likewise.
6058 * config/sh/predicates.md (trapping_target_operand): Likewise.
6059 (and_operand, arith_operand, arith_reg_or_0_operand,
6060 cmp_operand, logical_operand, target_operand,
6061 ua_address_operand, ua_offset, xor_operand): Likewise.
6062 * config/sh/sh.md: Include constraints.md.
6063 (*movsicc_t_false): Use satisfies_constraint_* function
6065 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
6066 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
6067 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
6068 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
6069 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
6070 (REG_CLASS_FROM_CONSTRAINT): Remove.
6071 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
6072 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
6073 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
6074 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
6075 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6076 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
6077 function instead of macro.
6078 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
6079 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
6080 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
6081 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
6082 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
6083 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
6084 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
6085 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
6086 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
6087 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
6088 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
6089 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
6090 EXTRA_CONSTRAINT_STR): Likewise.
6091 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
6093 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6095 * config/i386/darwin.h (STACK_BOUNDARY): Define.
6097 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
6100 * c-common.h (flag_cpp0x): Replaced by...
6101 (cxx_dialect): ... this new variable specifying the C++ dialect that
6103 * c-common.c (flag_cpp0x): Removed.
6104 (cxx_dialect): Defined.
6105 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
6107 * c-opts.c (c_common_post_options): Likewise.
6108 (set_std_cxx98): Set cxx_dialect to cxx98.
6109 (set_std_cxx0x): Set cxx_dialect to cxx0x.
6111 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6112 Hui-May Chang <hm.chang@apple.com>
6114 * doc/invoke.texi (Darwin Options): Update documentation for
6115 -mmacosx-version-min.
6116 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
6117 * config/darwin-driver.c: New file.
6118 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
6119 * config/t-darwin (darwin-driver.o): New rule.
6121 * config/darwin-c.c (version_as_macro): Ignore low digit.
6123 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
6125 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
6126 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
6127 (CSGNMODE): New mode macro.
6128 (CSGNVMODE): New mode attribute.
6129 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
6130 expander using CSGNMODE mode macro. Handle TFmode.
6131 (copysign<mode>3_const): Rename from copysignsf3_const and
6132 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
6134 (copysign<mode>3_var): Rename from copysignsf3_var and
6135 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
6137 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
6138 mode macro. Handle TFmode.
6139 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
6140 (iortf3, *iortf3): Ditto.
6141 (xortf3, *xortf3): Ditto.
6142 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
6143 TFmode and TImode masks.
6144 (ix86_expand_copysign): Expand TFmode copysign insn.
6145 (IX86_BUILTIN_INFQ): New.
6146 (IX86_BUILTIN_FABSQ): Ditto.
6147 (IX86_BUILTIN_COPYSIGNQ): Ditto.
6148 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
6149 [__builtin_fabsq]: Ditto.
6150 [__builtin_copysignq]: Ditto.
6151 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
6152 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
6153 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
6154 ix86_expand_binop_builtin().
6156 2007-06-07 Bob Wilson <bob.wilson@acm.org>
6158 * config/xtensa/lib1funcs.asm: Clean up whitespace.
6160 2007-06-07 Steve Ellcey <sje@cup.hp.com>
6163 * rtl.h (push_to_sequence2): New.
6164 * emit-rtl.c (push_to_sequence2): New.
6165 * function.c (assign_parm_data_all): Add new fields.
6166 (assign_parm_setup_block): Call push_to_sequence2 instead of
6168 (assign_parm_setup_reg): Ditto.
6169 (assign_parm_setup_stack): Ditto.
6170 (assign_parms_unsplit_complex): Ditto.
6171 (assign_parms): Change field name.
6173 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
6175 PR tree-optimization/32220
6176 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
6177 phi node is reached before defining statement.
6179 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6182 * tree-vect-transform.c (vectorizable_call): Call update_stmt
6183 after changing the right hand side of the assignment.
6185 2007-06-06 Eric Christopher <echristo@apple.com>
6187 * config.gcc (i?86-*-darwin*): Remove arch parameter.
6188 (x86_64-*-darwin*): Ditto.
6189 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
6190 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6192 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6194 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
6196 (add_key): Likewise.
6197 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
6198 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
6200 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
6202 (add_cost_one_coalesce): Likewise.
6203 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
6204 variable names. Rename orig to orig_name for consistency.
6205 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
6207 (cprop_into_successor_phis): Avoid using C++ keywords as variable
6209 (record_equivalences_from_stmt): Likewise.
6210 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
6211 the coding conventions.
6212 (memory_ssa_name_same): Likewise.
6213 (dse_optimize_stmt): Likewise.
6214 (dse_record_phis): Likewise.
6215 (dse_finalize_block): Likewise.
6216 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
6217 keywords as variable names.
6218 (may_move_till): Cast according to the coding conventions.
6219 (force_move_till_expr): Avoid using C++ keywords as variable names.
6220 (force_move_till): Cast according to the coding conventions.
6221 (memref_hash): Likewise.
6222 (memref_eq): Likewise.
6223 (gather_mem_refs_stmt): Likewise.
6224 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
6225 using C++ keywords as variable names.
6226 (idx_find_step): Cast according to the coding conventions.
6227 (idx_record_use): Likewise.
6228 (find_depends): Likewise.
6229 (prepare_decl_rtl): Likewise.
6230 (mbc_entry_hash): Likewise.
6231 (mbc_entry_eq): Likewise.
6232 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
6233 (simplify_replace_tree): Avoid using C++ keywords as variable names.
6234 (idx_infer_loop_bounds): Cast according to the coding conventions.
6235 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
6236 * tree-ssa-math-opts.c (occ_new ): Likwise.
6237 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
6239 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
6241 (add_use_op): Likewise.
6242 (add_vop): Likewise.
6243 (add_vuse_op): Likewise.
6244 (add_vdef_op): Likewise.
6245 (get_expr_operands): Likewise.
6246 (push_stmt_changes): Use type safe memory macros.
6247 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
6248 keywords as variable names.
6249 (conditional_replacement): Likewise.
6250 (minmax_replacement): Likewise.
6251 (abs_replacement): Likewise.
6252 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
6254 (insert_fake_stores): Avoid using C++ keywords as variable names.
6255 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
6257 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
6258 (heapvar_insert): Use type safe memory macros.
6259 (new_var_info): Cast according to the coding conventions.
6260 (new_constraint): Likewise.
6261 (remove_preds_and_fake_succs): Use type safe memory macros.
6262 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
6264 (thread_single_edge): Likewise.
6265 (thread_through_loop_header): Likewise.
6267 2007-06-06 Eric Christopher <echristo@apple.com>
6269 * config/i386/i386.c (override_options): Move handling
6270 of TARGET_SUBTARGET* earlier.
6272 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
6274 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
6277 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
6279 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
6280 emited outside of basic block.
6281 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
6283 * rtl.h (delete_insn_chain): Declaration changed.
6284 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
6286 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
6287 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
6288 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
6289 to delete_insn_chain.
6290 (rtl_verify_flow_info_1): Verify that the insns in header and footer
6291 do not have bb field set.
6292 (rtl_verify_flow_info): Verify that insns between basic blocks do not
6294 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
6295 * cfgcleanup.c (try_optimize_cfg): Ditto.
6297 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6299 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
6300 (lambda_body_vector_new): Use type safe memory macros.
6301 (lambda_linear_expression_new): Likewise.
6302 (lambda_loopnest_new): Likewise.
6303 (lambda_lattice_new): Likewise.
6304 (replace_uses_equiv_to_x_with_y): Cast according to the coding
6305 conventions. Use type safe memory macros.
6306 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
6307 (lambda_body_vector_s): Likewise.
6308 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6309 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6311 2007-06-06 Richard Guenther <rguenther@suse.de>
6313 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6314 if we need to schedule cfg_cleanup.
6315 (tree_ssa_forward_propagate_single_use_vars): Do so.
6317 2007-06-06 Ian Lance Taylor <iant@google.com>
6319 * fold-const.c (merge_ranges): If range_successor or
6320 range_predecessor fail, just return 0.
6322 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6324 PR tree-optimization/32216
6325 * tree-vectorizer.c (supportable_widening_operation): Determine
6326 signedness of FIX_TRUNC_EXPR from output operand.
6327 (supportable_narrowing_operation): Ditto.
6328 * tree-vect-generic.c (expand_vector_operations_1): Determine
6329 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6332 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6334 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6335 (struct pta): ...from here. Change flags to unsigned to avoid
6336 excessive casting (as it is used as a bit mask).
6337 (override_options): Add casts according to the coding convenventions.
6338 (x86_64_elf_unique_section): Likewise.
6339 (examine_argument): Avoid using C++ keywords as variable names.
6340 (construct_container): Likewise.
6341 (legitimize_pic_address): Likewise.
6342 (get_dllimport_decl): Cast according to the coding conventions. Use
6343 type safe memory macros.
6344 (legitimize_address): Cast according to the coding conventions.
6345 (emit_i387_cw_initialization): Corrected the type of slot to enum
6347 (ix86_init_machine_status): Use type safe memory macros.
6348 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6349 (bdesc_pcmpistr): Likewise.
6350 (bdesc_crc32): Likewise.
6351 (bdesc_sse_3arg): Likewise.
6352 (bdesc_2arg): Likewise.
6353 (bdesc_1arg): Likewise.
6354 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6355 (ix86_expand_sse_pcmpistr): Likewise.
6356 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6357 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6358 int to match the langhook definition.
6359 (ix86_builtin_conversion): Change the type of code to unsigned init to
6360 match the langhook definition.
6361 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6363 (ix86_preferred_output_reload_class): Likewise.
6364 (ix86_cannot_change_mode_class): Likewise.
6365 (ix86_memory_move_cost): Likewise.
6366 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6367 avoid excessive casting later on.
6368 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6370 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6372 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6373 as flags setting insn.
6374 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6376 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6379 (UNSPEC_ROUND): New.
6380 ("sse4_1_round<mode>2"): New insn pattern.
6381 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6383 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6384 expander using SSEMODEF mode macro. Expand using
6385 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6386 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6387 expander using SSEMODEF mode macro. Expand using
6388 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6389 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6390 expander using SSEMODEF mode macro. Expand using
6391 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6392 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6393 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6394 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6397 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6398 Sebastian Pop <sebpop@gmail.com>
6400 * lambda.h (build_linear_expr): New.
6401 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
6402 Use build_linear_expr, call fold and force_gimple_operand.
6403 (lambda_loopnest_to_gcc_loopnest): Check that there is
6404 something to insert.
6405 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
6407 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
6409 PR preprocessor/23479
6410 * doc/extend.texi: Document the 0b-prefixed binary integer
6413 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6415 PR tree-optimization/32215
6416 * tree-vectorizer.c (supportable_widening_operation): Return false
6417 for unsupported FIX_TRUNC_EXPR tree code.
6418 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
6420 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
6422 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
6423 register on SPE targets. Change documentation to reflect
6425 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6426 Change FIXED_SCRATCH to 14 and document why we're keeping r14
6427 out of the register allocation pool.
6428 (rs6000_reg_live_or_pic_offset_p): New function.
6429 (rs6000_emit_prologue): Move the actual saving of LR up to free
6430 r0 for holding r11. Split saving of SPE 64-bit registers into
6431 its own case. Ensure that offsets will always be in-range for
6432 'evstdd' by using r11 as a scratch register to point at the start
6433 of the SPE save area. Save r11 if necessary, as it is the static
6435 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
6436 into its own case. Ensure that offsets will always be in-range
6437 for 'evldd' by using r11 as a scratch register to point at the
6438 start of the SPE save area. Also adjust r11 when restoring
6439 the stack pointer to compensate for pre-loading r11.
6441 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
6443 * cfg.c (init_flow): Use type safe memory macros.
6444 (alloc_block): Likewise.
6445 (unchecked_make_edge): Likewise.
6446 (dump_flow_info): Avoid using C++ keywords as variable names.
6447 (copy_original_table_clear): Cast according to the coding conventions.
6448 (copy_original_table_set): Likewise.
6449 * cfgexpand (label_rtx_for_bb): Likewise.
6450 (expand_gimple_basic_block): Likewise.
6451 * cfghooks.c (dump_bb): Likewise.
6452 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
6454 (lv_add_condition_to_bb): Likewise.
6455 * cfglayout (relink_block_chain): Cast according to the coding
6457 (fixup_reorder_chain): Likewise.
6458 (fixup_fallthru_exit_predecessor): Likewise.
6459 * cfgloop.c (glb_enum_p): Likewise.
6460 (get_exit_description): Likewise.
6461 (dump_recorded_exit): Likewise.
6462 * cfgloop.h (enum loop_estimation): Move out of struct scope...
6463 (struct loop): ... from here.
6464 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
6466 * cfgrtl.c (rtl_create_basic_block): Likewise.
6467 (rtl_split_block): Likewise.
6468 (rtl_dump_bb): Likewise.
6469 (cfg_layout_split_block): Likewise.
6470 (init_rtl_bb_info): Use typesafe memory macros.
6472 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
6473 * graphds.h: Updated all usages of edge to graph_edge.
6474 * graphds.c: Likewise.
6475 * cfgloopanal.c: Likewise.
6477 2007-06-05 Ian Lance Taylor <iant@google.com>
6479 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
6480 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
6481 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
6483 (test_for_singularity): Likewise.
6485 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6487 * config/i386/constraints.md ("Y2"): Replaced by ...
6489 * config/i386/i386.md: Likewise.
6490 * config/i386/mmx.md: Likewise.
6491 * config/i386/sse.md: Likewise.
6493 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6495 * config/i386/constraints.md ("z"): Replaced by ...
6497 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
6498 (sse4_1_blendvps): Likewise.
6499 (sse4_1_pblendvb): Likewise.
6500 (sse4_2_pcmpestr): Likewise.
6501 (sse4_2_pcmpestrm): Likewise.
6502 (sse4_2_pcmpestr_cconly): Likewise.
6503 (sse4_2_pcmpistr): Likewise.
6504 (sse4_2_pcmpistrm): Likewise.
6505 (sse4_2_pcmpistr_cconly): Likewise.
6507 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
6509 * matrix-reorg.c (transform_access_sites): Fix computation.
6510 (transform_allocation_sites): Same.
6512 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/i386.c (override_options): Use
6515 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
6517 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6519 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
6520 (nonimm_not_xmm0_operand): Ditto.
6521 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
6522 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
6523 as operand[2] predicate. Require "z" class XMM register for
6524 operand[3]. Adjust asm template.
6525 ("sse4_1_blendvpd"): Ditto.
6526 ("sse4_1_pblendvb"): Ditto.
6527 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
6528 force op2 into xmm0 register for variable blend instructions.
6530 2007-06-04 Tom Tromey <tromey@redhat.com>
6532 * c-tree.h (start_enum): Update.
6533 (build_enumerator): Likewise.
6534 * c-decl.c (enum_next_value): Removed.
6535 (enum_overflow): Likewise.
6536 (start_enum): Add c_enum_contents argument. Don't use globals.
6537 (build_enumerator): Likewise.
6538 * c-tree.h (struct c_enum_contents): New struct.
6540 2007-06-04 Tom Tromey <tromey@redhat.com>
6542 * c-common.c (c_common_get_alias_set): Fix indentation.
6544 2007-06-04 Ian Lance Taylor <iant@google.com>
6546 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
6547 to overflow, reduce overflow infinity to regular infinity.
6548 (vrp_var_may_overflow): New static function.
6549 (vrp_visit_phi_node): Check vrp_var_may_overflow.
6551 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
6553 * stor-layout.c (layout_type): Remove duplicate code.
6555 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
6558 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
6559 before build_common_builtin_nodes ().
6561 2007-06-04 Steve Ellcey <sje@cup.hp.com>
6564 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
6566 2007-06-04 Jan Hubicka <jh@suse.cz>
6568 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
6569 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
6570 instead of _stat version.
6572 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6574 PR tree-optimization/32194
6575 * tree-predcom.c (determine_offset): Check that both references have
6578 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6580 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
6581 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
6582 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6583 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
6584 Add argument to iterate_fix_dominators call.
6585 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
6586 * gcse.c (hoist_code): Change domby to vector.
6587 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
6588 Add argument to iterate_fix_dominators call.
6589 * loop-doloop.c (doloop_modify): Changed recount_dominator to
6590 recompute_dominator.
6591 * lambda-code.c (perfect_nestify): Ditto.
6592 * cfgloopanal.c: Include graphds.h.
6593 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
6594 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
6595 (mark_irreducible_loops): Use graphds_scc. Remove argument from
6597 * graphds.c: New file.
6598 * graphds.h: New file.
6599 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
6600 (get_dominated_by, get_dominated_by_region): Change return type to
6602 (verify_dominators): Recompute all dominators and compare the results.
6603 (recount_dominator): Renamed to ...
6604 (recompute_dominator): ... this. Do not check that the block is
6606 (iterate_fix_dominators): Reimplemented.
6607 (prune_bbs_to_update_dominators, root_of_dom_tree,
6608 determine_dominators_for_sons): New functions.
6609 * et-forest.c (et_root): New function.
6610 * et-forest.h (et_root): Declare.
6611 * Makefile.in (graphds.o): Add.
6612 (cfgloopanal.o): Add graphds.h dependency.
6613 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
6614 * basic-block.h (get_dominated_by, get_dominated_by_region,
6615 iterate_fix_dominators): Declaration changed.
6616 (recount_dominator): Renamed to ...
6617 (recompute_dominator): ... this.
6618 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
6619 (thread_through_all_blocks): Do not free dominance info.
6621 2007-06-03 Andreas Schwab <schwab@suse.de>
6623 * config/m68k/m68k.c (override_options): Don't override
6625 * config/m68k/m68k-modes.def (SF, DF): Define to use
6626 motorola_single_format and motorola_double_format, resp.
6627 * real.c (motorola_single_format): Renamed from
6628 coldfire_single_format.
6629 (motorola_double_format): Renamed from coldfire_double_format.
6630 (encode_ieee_extended): Generate a proper canonical NaN image
6631 respecting canonical_nan_lsbs_set.
6632 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
6634 * real.h: Adjust declarations.
6636 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
6639 * config/sh/sh.md (symGOT_load): Don't schedule insns when
6640 the symbol is generated with the stack protector.
6642 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
6644 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
6645 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6647 * doc/extend.texi (interrupt): Mention m68k.
6649 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
6651 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
6652 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
6653 (ix86_expand_sse_pcmpestr): Do not check operands for
6654 "register_operand", when insn operand predicate is "register_operand".
6655 (ix86_expand_sse_pcmpistr): Ditto.
6657 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
6658 Uros Bizjak <ubizjak@gmail.com>
6660 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
6661 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
6662 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
6663 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
6664 * config/i386/constraints.md ("z"): New register constraint
6665 for members of SSE_FIRST_REG class.
6666 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
6667 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
6668 SSE_FIRST_REG class.
6669 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
6670 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
6671 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
6672 (IX86_BUILTIN_PCMPESTRM128): Likewise.
6673 (IX86_BUILTIN_PCMPESTRA128): Likewise.
6674 (IX86_BUILTIN_PCMPESTRC128): Likewise.
6675 (IX86_BUILTIN_PCMPESTRO128): Likewise.
6676 (IX86_BUILTIN_PCMPESTRS128): Likewise.
6677 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
6678 (IX86_BUILTIN_PCMPISTRI128): Likewise.
6679 (IX86_BUILTIN_PCMPISTRM128): Likewise.
6680 (IX86_BUILTIN_PCMPISTRA128): Likewise.
6681 (IX86_BUILTIN_PCMPISTRC128): Likewise.
6682 (IX86_BUILTIN_PCMPISTRO128): Likewise.
6683 (IX86_BUILTIN_PCMPISTRS128): Likewise.
6684 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
6685 (struct builtin_description): Change "flag" field to unsigned.
6686 (bdesc_pcmpestr): New builtin description table.
6687 (bdesc_pcmpistr): Likewise.
6688 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
6689 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
6690 Initialize pcmp[ei]str[im] insns for SSE4.2.
6691 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
6692 (ix86_expand_sse_pcmpistr): Likewise.
6693 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
6694 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
6695 (UNSPEC_PCMPISTR): Likewise.
6696 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
6697 (sse4_2_pcmpestri):New isns pattern.
6698 (sse4_2_pcmpestrm): Likewise.
6699 (sse4_2_pcmpestr_cconly): Likewise.
6700 (sse4_2_pcmpistr): New insn patern and splitter.
6701 (sse4_2_pcmpistri):New isns pattern.
6702 (sse4_2_pcmpistrm): Likewise.
6703 (sse4_2_pcmpistr_cconly): Likewise.
6704 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
6707 2007-06-01 David Daney <ddaney@avtrex.com>
6709 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
6710 LOADGP_ABSOLUTE and not binds_local_p.
6712 2007-06-01 Geoffrey Keating <geoffk@apple.com>
6714 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
6716 2007-06-01 Ian Lance Taylor <iant@google.com>
6718 * tree-vrp.c (compare_name_with_value): Always set
6719 used_strict_overflow if we get a result from the variable itself.
6721 2007-06-01 Ian Lance Taylor <iant@google.com>
6723 PR rtl-optimization/31455
6724 * lower-subreg.c (find_decomposable_subregs): Don't decompose
6725 subregs which have a cast between modes which are not tieable.
6727 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
6729 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
6730 breaks after return statements.
6732 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
6734 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
6735 only after no_new_pseudos.
6737 2007-05-31 Eric Christopher <echristo@apple.com>
6739 * expr.c (convert_move): Assert that we don't have a BLKmode
6741 (store_expr): Handle BLKmode moves by calling emit_block_move.
6743 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
6745 * c-typeck.c (build_indirect_ref): Include type in error message.
6746 (build_binary_op): Pass types to binary_op_error.
6747 * c-common.c (binary_op_error): Take two type arguments, print out
6749 * c-common.h (binary_op_error): Update prototype.
6751 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6753 * config/i386/i386.c: Correct coments on -mno-sse4.
6755 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6757 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
6758 (x86_64-*-*): Likewise.
6759 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
6760 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
6761 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6762 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
6763 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6764 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6765 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6766 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6767 (OPTION_MASK_ISA_SSE4): Likewise.
6768 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
6769 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6770 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
6771 (override_options): Support SSE4.2.
6772 (ix86_build_const_vector): Support SImode and DImode.
6773 (ix86_build_signbit_mask): Likewise.
6774 (ix86_expand_int_vcond): Support V2DImode.
6775 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
6776 (IX86_BUILTIN_CRC32HI): Likewise.
6777 (IX86_BUILTIN_CRC32SI): Likewise.
6778 (IX86_BUILTIN_CRC32DI): Likewise.
6779 (IX86_BUILTIN_PCMPGTQ): Likewise.
6780 (bdesc_crc32): Likewise.
6781 (bdesc_sse_3arg): Likewise.
6782 (ix86_expand_crc32): Likewise.
6783 (ix86_init_mmx_sse_builtins): Support SSE4.2.
6784 (ix86_expand_builtin): Likewise.
6785 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6786 __SSE4_2__ for -msse4.2.
6787 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
6788 (CRC32MODE): Likewise.
6789 (crc32modesuffix): Likewise.
6790 (crc32modeconstraint): Likewise.
6791 (sse4_2_crc32<mode>): Likewise.
6792 (sse4_2_crc32di): Likewise.
6793 * config/i386/i386.opt (msse4.2): New for SSE4.2.
6795 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
6796 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
6797 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
6798 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
6799 (vcondu<mode>): Likewise.
6800 * doc/extend.texi: Document SSE4.2 built-in functions.
6801 * doc/invoke.texi: Document -msse4.2/-msse4.
6803 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
6805 PR tree-optimization/32160
6806 * tree-predcom.c (predcom_tmp_var): New function. Mark created
6807 variable as gimple reg.
6808 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
6810 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
6812 * gcc.c (main): Don't consider linker options when issuing the
6813 warning about a linker input file not being used.
6815 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6817 * tree-vrp.c (compare_names): Initialize sop.
6819 2007-05-30 Dirk Mueller <dmueller@suse.de>
6821 * cgraphunit.c (cgraph_analyze_function): Remove
6822 computation of inline parameters.
6824 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6826 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6828 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6830 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6831 Add vx-common.h. Include vxworks.h between vx-common.h and
6833 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6835 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6836 (TARGET_ASM_DESTRUCTOR): Likewise.
6837 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6838 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6839 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6840 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6841 (VXWORKS_ENDIAN_SPEC): Define.
6842 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6843 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6844 VXWORKS_* equivalents.
6845 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6846 (ASM_FILE_START): Delete.
6847 (TARGET_VERSION): Reformat.
6848 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6849 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6850 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6851 (FPBIT, DPBIT): Define.
6852 (fp-bit.c, dp-bit.c): New rules.
6853 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6854 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6855 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6856 * config/arm/arm.h: Include vxworks-dummy.h.
6857 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6858 Mark with ATTRIBUTE_UNUSED.
6859 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6860 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6861 make it incompatible with -msingle-pic-base.
6862 (arm_function_ok_for_sibcall): Return false for calls that might
6863 go through a VxWorks PIC PLT entry.
6864 (require_pic_register): New function, split out from...
6865 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6867 (arm_load_pic_register): Handle the VxWorks RTP initialization
6868 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6869 (arm_emit_call_insn): New function.
6870 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6871 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6872 (pic_offset_arm): New pattern.
6873 (call, call_value): Use arm_emit_call_insn.
6874 (call_internal, call_value_internal): New expanders.
6875 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6876 VxWorks unless __PIC__.
6878 2007-05-30 Eric Christopher <echristo@gmail.com>
6880 * genrecog.c: Include regs.h in generated file.
6881 * genemit.c: Ditto. Fix up formatting.
6882 * config/mn10300/constraints.md: New.
6883 * config/mn10300/mn10300.md: Include.
6884 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6885 Fix up for removed macro.
6886 * config/mn10300/predicates.md (call_address_operand): Ditto.
6887 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
6888 (CONST_OK_FOR_I): Ditto.
6889 (CONST_OK_FOR_J): Ditto.
6890 (CONST_OK_FOR_K): Ditto.
6891 (CONST_OK_FOR_L): Ditto.
6892 (CONST_OK_FOR_M): Ditto.
6893 (CONST_OK_FOR_N): Ditto.
6894 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
6898 (EXTRA_CONSTRAINT): Ditto.
6900 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6902 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
6904 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
6905 OPTION_MASK_ISA_64BIT.
6906 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
6908 2007-05-30 Richard Guenther <rguenther@suse.de>
6911 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
6912 types for comparison.
6913 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
6914 with original typed arguments.
6915 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
6917 2007-05-30 Jakub Jelinek <jakub@redhat.com>
6919 PR tree-optimization/31769
6920 * except.c (duplicate_eh_regions): Clear prev_try if
6921 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
6923 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
6925 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
6926 * tree-ssa-sink.c (statement_sink_location): Return basic block and
6927 bsi of the location where statements should be inserted.
6928 (sink_code_in_bb): Take bsi from statement_sink_location.
6929 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
6930 instead of bsi_start.
6931 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
6933 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
6934 (bsi_move_before): Document inconsistency with bsi_move_after.
6935 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
6937 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6939 * config/i386/i386.h (TARGET_ABM): New define.
6940 (TARGET_POPCNT): Ditto.
6941 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
6942 New temporary defines to redefine from OPTION_ISA_* defines.
6943 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
6944 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
6945 (ix86_isa_flags): New extern int declaration.
6946 (TARGET_SUBTARGET_DEFAULT): New define.
6947 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
6948 (TARGET_SUBTARGET32_DEFAULT): Ditto.
6949 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
6950 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6951 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
6952 * config/i386/darwin.h: Change TARGET_64BIT define to
6955 * config/i386/i386.opt (m3dnowa): Define as undocumented option
6956 using existing "ix86_isa_flags" varible.
6957 (m32, m64): Use existing "ix86_isa_flags" variable.
6958 (mmmx, m3dnow): Ditto.
6959 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
6960 (mabm): Define as non-negative option using "x86_abm" variable.
6961 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
6963 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
6964 Rewrite feature test bitmap.
6965 (ix86_isa_flags): New initialized global int varible.
6966 (ix86_isa_flags_explicit): New static int variable.
6967 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
6968 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
6969 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
6970 target_flags_explicit.
6971 (override_options): Remove "target_enable" and "target_disable" fields
6972 from "struct ptt". Update processor_target_table accordingly. Remove
6973 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
6974 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
6975 "target_flags" and "ix86_isa_flags_explicit" instead of
6976 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
6977 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
6978 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
6979 to true when either of PTA_POPCNT or PTA_ABM is set in
6980 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
6981 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
6982 processor_alias_table flags entry. Remove handling of
6983 "target_enable" and "target_disable" fields of processor_target_table.
6984 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
6985 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
6986 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
6987 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
6988 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
6990 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
6992 2007-05-29 David Daney <ddaney@avtrex.com>
6995 * config/mips/mips.c (mips_output_mi_thunk): Emit
6996 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
6998 2007-05-29 Hui-May Chang <hm.chang@apple.com>
6999 * config/i386/i386.c (ix86_function_regparm): Added checking of
7000 ix86_force_align_arg_pointer to determine the number of
7001 register parameters.
7003 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
7005 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
7006 (SET_DR_MISALIGNMENT): New.
7007 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
7008 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
7009 Use SET_DR_MISALIGNMENT.
7010 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
7012 * tree-data-ref.c (create_data_ref, compute_all_dependences,
7013 find_loop_nest): Export.
7014 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
7015 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
7016 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
7017 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
7019 (struct mem_ref): Add field reuse_distance.
7020 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
7021 Initialize reuse_distance field.
7022 (issue_prefetch_ref): Select temporality of prefetch according to
7024 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
7025 self_reuse_distance, determine_loop_nest_reuse): New functions.
7026 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
7027 (tree_ssa_prefetch_arrays): Dump L2 cache size.
7028 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
7031 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
7033 * tree-ssa-alias.c: Add aliasing overview.
7035 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
7036 Danny Smith <dannysmith@users.sourceforge.net>
7039 * config/i386/t-crtfm: Compile crtfastmath.o with
7040 -minline-all-stringops.
7041 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
7042 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
7044 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7046 * doc/md.texi: Document constraints on HP PA-RISC.
7048 * pa/constraints.md: New file.
7049 * pa.md: Include constraints.md.
7050 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
7051 (integer_store_memory_operand, ldil_cint_p): New functions.
7052 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
7053 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7054 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
7055 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
7056 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
7058 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
7061 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
7062 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
7063 case POSTDECREMENT_EXPR>): Return the error_mark_node
7064 if either the real or imaginary parts would an
7067 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
7069 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
7070 name when we remove it from a call.
7072 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
7074 * targhooks.c (default_narrow_bitfield): Remove.
7075 * targhooks.h: Remove the prototype for
7076 default_narrow_bitfield.
7078 * langhooks-def.h: Remove the prototype for
7079 hook_get_alias_set_0.
7080 * langhooks.c (hook_get_alias_set_0): Remove.
7082 * global.c (EXECUTE_IF_CONFLICT): Remove.
7084 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7087 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
7088 return true when truth_value_p is true and the type
7091 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
7093 * doc/install.texi (Prerequisites): We no longer require Autoconf
7094 2.13 for the top-level.
7096 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
7098 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
7099 memory access via x86_expand_vector_move_misalign() only for
7100 TImode values on 32-bit targets.
7102 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
7104 * matrix-reorg.c: New file. Implement matrix flattening and
7105 transposing optimization.
7106 * tree-pass.h: Add matrix reorg pass.
7107 * common.opt: Add fipa-mreorg flag.
7108 * Makefile.in: Add matrix-reorg.c.
7109 * passes.c: Add matrix reorg pass.
7110 * varpool.c (add_new_static_var): New function.
7111 * cgraph.h (add_new_static_var): Declare.
7113 2007-05-27 Eric Christopher <echristo@apple.com>
7115 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
7116 sp_offset depending on stack size. Save r12 depending
7117 on registers we're saving later.
7118 (rs6000_emit_epilogue): Update sp_offset depending only
7121 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
7123 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
7124 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7125 * ifcvt.c (if_convert): Ditto.
7126 * tree-ssa-threadupdate.c (thread_block): Ditto.
7127 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
7128 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7129 verify_loop_closed_ssa): Check number_of_loops instead of
7131 * predict.c (tree_estimate_probability): Ditto.
7132 * tree-if-conv.c (main_tree_if_conversion): Ditto.
7133 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7134 * modulo-sched.c (sms_schedule): Ditto.
7135 * tree-scalar-evolution.c (scev_const_prop): Ditto.
7136 (scev_finalize): Do not do anything if scev analysis was not
7138 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
7139 current_loops == NULL.
7140 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
7141 * loop-init.c (loop_optimizer_init): Do not free current_loops when
7143 (loop_optimizer_finalize): Assert that loops were analyzed.
7144 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
7145 rtl_doloop): Check number_of_loops instead of current_loops.
7146 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
7147 current_loops == NULL.
7148 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
7149 gate_tree_vectorize tree_linear_transform, check_data_deps,
7150 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
7151 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
7152 Check number_of_loops instead of current_loops.
7153 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
7154 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
7155 free loops if available.
7156 (execute_pre): Do not pass do_fre to fini_pre.
7158 2007-05-27 Tobias Burnus <burnus@net-b.de>
7161 * real.c (mpfr_from_real): Fix sign of -Inf.
7163 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
7165 * tree-vect-transform.c (vectorizable_conversion): Initialize
7166 tree_code variables to ERROR_MARK.
7167 (vectorizable_type_demotion): Likewise.
7168 (vectorizable_type_promotion): Likewise.
7170 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7173 * config/i386/i386.md (movti): Handle push operands via
7176 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7178 * basic-block.h: Remove the prototype for merge_seq_blocks.
7179 * cfgcleanup.c (merge_seq_blocks): Remove.
7181 * tree-flow.h: Remove the prototype for is_aliased_with.
7182 * tree-ssa-alias.c (is_aliased_with): Remove.
7184 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
7186 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
7188 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
7190 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
7191 ix86_expand_sse4_unpack if SSE4.1 is enabled.
7192 (vec_unpacks_hi_v16qi): Likewise.
7193 (vec_unpacku_lo_v16qi): Likewise.
7194 (vec_unpacks_lo_v16qi): Likewise.
7195 (vec_unpacku_hi_v8hi): Likewise.
7196 (vec_unpacks_hi_v8hi): Likewise.
7197 (vec_unpacku_lo_v8hi): Likewise.
7198 (vec_unpacks_lo_v8hi): Likewise.
7199 (vec_unpacku_hi_v4si): Likewise.
7200 (vec_unpacks_hi_v4si): Likewise.
7201 (vec_unpacku_lo_v4si): Likewise.
7202 (vec_unpacks_lo_v4si): Likewise.
7204 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7206 * c-typeck.c, config/arm/arm.c, config/darwin.c,
7207 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
7208 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
7209 follow spelling conventions in various
7210 warning/error/diagnostic messages.
7212 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
7213 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
7214 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
7215 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
7216 tree-vrp.c: Fix comment typos. Follow spelling conventions.
7217 * doc/tm.texi: Follow spelling conventions.
7219 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7222 * tree-ssa-forwprop.c
7223 (forward_propagate_addr_into_variable_array_index): Remove
7224 the lhs argument. Use the type of def_rhs instead of lhs.
7225 (forward_propagate_addr_expr_1): Update use of
7226 forward_propagate_addr_into_variable_array_index.
7228 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
7229 Nigel Stephens <nigel@mips.com>
7231 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
7232 function attributes, "far" being an alias for "long_call".
7233 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
7234 (mips_near_type_p, mips_far_type_p): New.
7235 (mips_comp_type_attributes): New function to check that attributes
7236 attached to a function type are compatible.
7237 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
7238 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
7239 to the target function of the thunk.
7240 (mips_encode_section_info): Check for "near" and "far" function
7241 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
7243 * config/mips/predicates.md (const_call_insn_operand): Test only
7244 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
7246 * doc/extend.texi (Function Attributes): Document MIPS "near" and
7249 * testsuite/gcc.target/mips/near-far-1.c: New test case.
7250 * testsuite/gcc.target/mips/near-far-2.c: New test case.
7251 * testsuite/gcc.target/mips/near-far-3.c: New test case.
7252 * testsuite/gcc.target/mips/near-far-4.c: New test case.
7254 2007-05-25 Eric Christopher <echristo@apple.com>
7256 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
7257 to x86-darwin configurations.
7258 * config/i386/t-darwin: Add softfp support.
7259 * config/i386/t-darwin64: Ditto.
7260 * config/i386/sfp-machine.h: If mach then don't use
7261 aliasing, emit a stub to call.
7263 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
7265 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
7266 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
7267 tree-predcom.c, tree-ssa-alias-warnings.c,
7268 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
7269 comment typos. Follow spelling conventions.
7270 * doc/cpp.texi, doc/invoke.texi: Fix typos.
7272 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7275 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
7276 constants into memory. Expand unaligned memory references for
7277 SSE modes via x86_expand_vector_move_misalign() function.
7279 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
7281 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
7282 "memory" attribute for "sseishft" type insn without operands[2].
7284 2007-05-25 Dirk Mueller <dmueller@suse.de>
7285 Marcus Meissner <meissner@suse.de>
7287 * doc/extend.texi (alloc_size): New attribute.
7288 * c-common.c (handle_alloc_size_attribute): New.
7289 * tree-object-size.c (alloc_object_size): Use alloc_size
7290 attribute, if available.
7292 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7294 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
7296 (__builtin_ia32_vec_ext_v2di): Likewise.
7297 (__builtin_ia32_vec_ext_v4si): Likewise.
7298 (__builtin_ia32_vec_ext_v8hi): Likewise.
7299 (__builtin_ia32_vec_ext_v16qi): Likewise.
7300 (__builtin_ia32_vec_set_v8hi): Likewise.
7302 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
7306 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7308 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7309 (arm_is_longcall_p): Rename to...
7310 (arm_is_long_call_p): ...this. Take a single tree argument and
7312 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7313 (CUMULATIVE_ARGS): Remove call_cookie.
7314 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7315 (ENCODED_LONG_CALL_ATTR_P): Delete.
7316 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7317 LONG_CALL_FLAG_CHAR cases.
7318 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7319 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7320 ARM_DECLARE_FUNCTION_SIZE.
7321 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7322 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7323 (arm_encode_call_attribute, current_file_function_operand): Delete.
7324 (arm_function_in_section_p): New function.
7325 (arm_is_longcall_p): Rename to...
7326 (arm_is_long_call_p): ...this. Take the target function as a single
7327 argument and return a bool. Do not rely on call cookies. Check
7328 whether the target symbol is in the same section as the current
7329 function, not just the same compilation unit.
7330 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7331 (arm_encode_section_info): Don't encode a call type.
7332 * config/arm/arm.md (call, call_value): Update calls to
7333 arm_is_long(_)call_p. Simplify logic.
7334 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7335 Update calls to arm_is_long(_)call_p.
7337 2007-05-25 Richard Guenther <rguenther@suse.de>
7339 PR tree-optimization/31982
7340 * tree-ssa-forwprop.c
7341 (forward_propagate_addr_into_variable_array_index): Handle arrays
7342 with element size one.
7344 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7346 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7347 (umulsi3_highpart): Likewise.
7349 2007-05-24 Ian Lance Taylor <iant@google.com>
7351 PR rtl-optimization/32069
7352 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7355 2007-05-24 Ollie Wild <aaw@google.com>
7357 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7360 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7362 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7363 (oprs_unchanged_p): Use it to check all registers in a REG.
7364 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7365 (reg_set_between_after_reload_p): Delete.
7366 (reg_used_between_after_reload_p): Likewise.
7367 (reg_set_or_used_since_bb_start): Likewise.
7368 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7369 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7370 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7371 * rtlanal.c (reg_set_p): Check whether REG overlaps
7372 regs_invalidated_by_call, rather than just checking the
7373 membership of REGNO (REG).
7375 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7377 * doc/passes.texi: Document predictive commoning.
7378 * doc/invoke.texi (-fpredictive-commoning): Document.
7379 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7380 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7381 adding indices to the generated name.
7382 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7383 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7384 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7385 (op_symbol_code): ... and exported.
7386 (dump_omp_clause, op_symbol): Use op_symbol_code
7387 instead of op_symbol_1.
7388 * tree-pass.h (pass_predcom): Declare.
7389 * timevar.def (TV_PREDCOM): New timevar.
7390 * tree-ssa-loop.c (run_tree_predictive_commoning,
7391 gate_tree_predictive_commoning, pass_predcom): New.
7392 * tree-data-ref.c (find_data_references_in_loop): Find the
7393 references in dominance order.
7394 (canonicalize_base_object_address): Ensure that the result has
7396 (dr_analyze_innermost): Export.
7397 (create_data_ref): Code to fail for references with invariant
7399 (find_data_references_in_stmt): ... here.
7400 * tree-data-ref.h (dr_analyze_innermost): Declare.
7401 * tree-affine.c: Include tree-gimple.h and hashtab.h.
7402 (aff_combination_find_elt, name_expansion_hash,
7403 name_expansion_eq, tree_to_aff_combination_expand,
7404 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
7406 * tree-affine.h (aff_combination_constant_multiple_p,
7407 tree_to_aff_combination_expand): Declare.
7408 * tree-predcom.c: New file.
7409 * common.opt (fpredictive-commoning): New option.
7410 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
7411 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
7412 * Makefile.in (tree-predcom.o): Add.
7413 (tree-affine.o): Add TREE_GIMPLE_H dependency.
7414 * passes.c (init_optimization_passes): Add dceloop after
7415 copy propagation in loop optimizer. Add predictive commoning
7416 to loop optimizer passes.
7418 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7420 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
7423 2007-05-24 Jan Hubicka <jh@suse.cz>
7425 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
7427 (genheader): Include statistics.h.
7429 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
7431 * print-rtl.c (flag_dump_unnumbered): Update comments.
7432 (print_rtl): Fix my previous change.
7433 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
7436 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7439 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
7441 (thread_through_all_blocks): Call initialize_original_copy_tables
7442 and free_original_copy_tables.
7443 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
7445 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7446 * cfghooks.c (duplicate_block): Use get_loop_copy.
7447 * cfg.c: Include cfgloop.h.
7448 (loop_copy): New hash table.
7449 (initialize_original_copy_tables): Initialize loop_copy table.
7450 (free_original_copy_tables): Free loop_copy table.
7451 (copy_original_table_clear, copy_original_table_set,
7452 set_loop_copy, get_loop_copy): New functions.
7453 (set_bb_original, set_bb_copy): Use copy_original_table_set.
7454 * cfgloop.h (struct loop): Remove copy field.
7455 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
7456 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
7458 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7460 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
7461 -msse/-msse2/-msse3.
7463 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7465 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
7466 __builtin_ia32_vec_set_v2di with MASK_64BIT.
7468 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
7471 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
7472 * targhooks.h (default_mangle_decl_assembler_name): Declare
7474 * targhooks.c (default_mangle_decl_assembler_name): Define
7476 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
7478 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
7479 * langhooks.c (lhd_set_decl_assembler_name): Call
7480 targetm.mangle_decl_assembler_name for names with global scope.
7482 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
7484 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
7485 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
7487 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7488 New. Factored out of i386_pe_encode_section_info.
7489 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
7490 Move check for prior decoration of stdcall
7491 symbols to i386_pe_encode_section_info.
7492 (i386_pe_encode_section_info): Adjust call to
7493 gen_stdcall_or_fastcall_suffix. Use
7494 i386_pe_maybe_mangle_decl_assembler_name, if needed.
7495 (i386_pe_mangle_decl_assembler_name): New. Wrap
7496 i386_pe_maybe_mangle_decl_assembler_name.
7498 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7500 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
7501 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
7502 * langhooks.c (get_signed_or_unsigned_type): Don't check for
7503 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7504 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
7507 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
7508 Nigel Stephens <nigel@mips.com>
7509 Richard Sandiford <richard@codesourcery.com>
7511 Fix up MIPS16 hard float and add support for complex.
7513 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
7514 (TARGET_SOFT_FLOAT_ABI): New.
7515 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
7516 __mips_soft_float to reflect the ABI in use, not whether the
7517 FPU is directly accessible (e.g., in MIPS16 mode).
7518 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
7519 (UNITS_PER_FPVALUE): Likewise.
7521 * config/mips/mips.c (mips_expand_call): Remove redundant
7522 TARGET_MIPS16 check.
7523 (mips_arg_regno): New.
7524 (function_arg_advance): When setting bits in cum->fp_code for
7525 MIPS16, don't subtract 1 from cum->arg_number, since it is now
7527 (function_arg): Use mips_arg_regno.
7528 (mips_return_mode_in_fpr_p): New.
7529 (mips16_call_stub_mode_suffix): New.
7530 (mips16_cfun_returns_in_fpr_p): New.
7531 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
7532 (mips_output_function_prologue): Test mips16_hard_float, not
7533 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
7534 (mips_expand_epilogue): Call MIPS16 helper routines to copy
7535 return value into a floating-point register.
7536 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
7537 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
7538 (mips16_fp_args): Handle MIPS32r2 ISA which supports
7539 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
7540 word of double arguments from or to the high bits of 64-bit
7541 floating point registers.
7542 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
7543 (mips16_fpret_double): New helper function.
7544 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
7545 support for complex modes. Fill in DECL_RESULT for stubdecl.
7546 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
7548 * config/mips/mips16.S
7549 (RET, ARG1, ARG2): New.
7550 (MERGE_GPRf, MERGE_GPRt): New.
7551 (DELAYt, DELAYf): New.
7552 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
7553 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
7554 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
7555 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
7556 (SFOP): Renamed to...
7557 (OPSF3): This, and macro-ified. Updated all uses.
7558 (SFOP2): Renamed to...
7559 (OPSF2): This, and macro-ified. Updated all uses.
7560 (SFCMP): Renamed to...
7561 (CMPSF): This, and macro-ified. Updated all uses.
7562 (SFREVCMP): Renamed to...
7563 (REVCMPSF): This, and macro-ified. Updated all uses.
7564 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
7565 (LDDBL1, LDDBL2, RETDBL): Deleted.
7566 (DFOP): Renamed to...
7567 (OPDF3): This, and macro-ified. Updated all uses.
7568 (DFOP2): Renamed to...
7569 (OPDF2): This, and macro-ified. Updated all uses.
7570 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
7571 (DFCMP): Renamed to...
7572 (CMPDF): This, and macro-ified. Updated all uses.
7573 (DFREVCMP): Renamed to...
7574 (REVCMPDF): This, and macro-ified. Updated all uses.
7575 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
7576 (RET_FUNCTION): New.
7577 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
7578 (__mips16_ret_sc, __mips16_ret_dc): New.
7579 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
7580 STUB_ARGS_6, STUB_ARGS_10): New.
7581 (CALL_STUB_NO_RET): New.
7582 (__mips16_call_stub_1): Macro-ified.
7583 (__mips16_call_stub_5): Macro-ified.
7584 (__mips16_call_stub_2): Macro-ified.
7585 (__mips16_call_stub_6): Macro-ified.
7586 (__mips16_call_stub_9): Macro-ified.
7587 (__mips16_call_stub_10): Macro-ified.
7588 (CALL_STUB_RET): New.
7589 (__mips16_call_stub_sf_0): Macro-ified.
7590 (__mips16_call_stub_sf_1): Macro-ified.
7591 (__mips16_call_stub_sf_5): Macro-ified.
7592 (__mips16_call_stub_sf_2): Macro-ified.
7593 (__mips16_call_stub_sf_6): Macro-ified.
7594 (__mips16_call_stub_sf_9): Macro-ified.
7595 (__mips16_call_stub_sf_10): Macro-ified.
7596 (__mips16_call_stub_df_0): Macro-ified.
7597 (__mips16_call_stub_df_1): Macro-ified.
7598 (__mips16_call_stub_df_5): Macro-ified.
7599 (__mips16_call_stub_df_2): Macro-ified.
7600 (__mips16_call_stub_df_6): Macro-ified.
7601 (__mips16_call_stub_df_9): Macro-ified.
7602 (__mips16_call_stub_df_10): Macro-ified.
7603 (__mips16_call_stub_sc_0): New.
7604 (__mips16_call_stub_sc_1): New.
7605 (__mips16_call_stub_sc_5): New.
7606 (__mips16_call_stub_sc_2): New.
7607 (__mips16_call_stub_sc_6): New.
7608 (__mips16_call_stub_sc_9): New.
7609 (__mips16_call_stub_sc_10): New.
7610 (__mips16_call_stub_dc_0): New.
7611 (__mips16_call_stub_dc_1): New.
7612 (__mips16_call_stub_dc_5): New.
7613 (__mips16_call_stub_dc_2): New.
7614 (__mips16_call_stub_dc_6): New.
7615 (__mips16_call_stub_dc_9): New.
7616 (__mips16_call_stub_dc_10): New.
7618 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
7619 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
7620 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
7622 2007-05-23 Ian Lance Taylor <iant@google.com>
7624 * doc/invoke.texi (Invoking GCC): Document that the order of the
7627 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
7630 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
7631 * config/score/predicate.md (const_pow2, const_npow2): Remove.
7632 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
7636 * config/score/score.c (score_print_operand): Make sure that only
7637 lower bits are used.
7639 2007-05-22 Ian Lance Taylor <iant@google.com>
7641 * tree-vrp.c (avoid_overflow_infinity): New static function,
7642 broken out of set_value_range_to_value.
7643 (set_value_range_to_value): Call avoid_overflow_infinity.
7644 (extract_range_from_assert): Likewise.
7646 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7649 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
7650 change the type before looking for a COMPOUND_EXPR.
7652 2007-05-22 Ian Lance Taylor <iant@google.com>
7654 * lower-subreg.c (decompose_multiword_subregs): If we change an
7655 insn, call remove_retval_note on it.
7657 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7659 * regs.h (end_hard_regno): New function.
7660 (END_HARD_REGNO, END_REGNO): New macros.
7661 (add_to_hard_reg_set): New function.
7662 (remove_from_hard_reg_set): Likewise.
7663 (in_hard_reg_set_p): Likewise.
7664 (overlaps_hard_reg_set_p): Likewise.
7665 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
7666 (note_btr_set): Use END_HARD_REGNO.
7667 * caller-save.c (setup_save_areas): Use end_hard_regno.
7668 (mark_set_regs): Use END_HARD_REGNO.
7669 (add_stored_regs): Use end_hard_regno.
7670 (mark_referenced_regs): Use add_to_hard_reg_set.
7671 * combine.c (update_table_tick): Use END_REGNO.
7672 (record_value_for_reg): Likewise.
7673 (record_dead_and_set_regs): Likewise.
7674 (get_last_value_validate): Likewise.
7675 (use_crosses_set_p): Likewise.
7676 (reg_dead_at_p_1): Likewise.
7677 (reg_dead_at_p): Likewise.
7678 (mark_used_regs_combine): Use add_to_hard_reg_set.
7679 (move_deaths): Use END_HARD_REGNO.
7680 (reg_bitfield_target_p): Use end_hard_regno.
7681 (distribute_notes): Use END_HARD_REGNO.
7682 * cse.c (mention_regs): Use END_REGNO.
7683 (insert): Use add_to_hard_reg_set.
7684 (invalidate): Use END_HARD_REGNO.
7685 (invalidate_for_call): Likewise.
7686 (exp_equiv_p): Use END_REGNO.
7687 (cse_insn): Likewise.
7688 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
7689 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
7690 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
7691 * function.c (keep_stack_depressed): Use end_hard_regno.
7692 * global.c (global_alloc): Use end_hard_regno.
7693 (global_conflicts): Use add_to_hard_reg_set instead of
7695 (find_reg): Likewise.
7696 (mark_reg_store): Likewise.
7697 (mark_reg_conflicts): Likewise.
7698 (mark_reg_death): Use remove_from_hard_reg_set.
7699 (mark_reg_live_nc): Delete.
7700 (set_preference): Use end_hard_regno.
7701 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
7702 remove_from_hard_reg_set.
7703 (post_mark_life): Use add_to_hard_reg_set.
7704 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
7705 (reg_becomes_live): Use add_to_hard_reg_set.
7706 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
7707 (peep2_find_free_register): Use add_to_hard_reg_set.
7708 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
7709 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
7710 * regrename.c (note_sets): Use add_to_hard_reg_set.
7711 (clear_dead_regs): Use remove_from_hard_reg_set.
7712 (regrename_optimize): Use add_to_hard_reg_set.
7713 (find_oldest_value_reg): Use in_hard_reg_set_p.
7714 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
7715 (hard_reg_set_here_p): Use end_hard_regno.
7716 (decompose): Likewise.
7717 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
7718 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
7719 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
7720 (mark_home_live): Use end_hard_regno.
7721 (spill_hard_reg): Likewise.
7722 (clear_reload_reg_in_use): Likewise.
7723 * reorg.c (delete_prior_computation): Use END_REGNO.
7724 * resource.c (update_live_status): Use END_HARD_REGNO.
7725 (mark_referenced_resources): Use add_to_hard_reg_set.
7726 (mark_set_resources): Likewise.
7727 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
7728 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
7729 (reg_overlap_mentioned_p): Likewise.
7730 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
7731 (covers_regno_no_parallel_p): Use END_REGNO.
7732 (find_regno_note): Likewise.
7733 (find_reg_fusage): Use END_HARD_REGNO.
7734 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
7735 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
7737 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7739 * mode-switching.c (reg_dies): Change type of second argument to
7741 (optimize_mode_switching): Update accordingly.
7743 2007-05-22 Richard Sandiford <richard@codesourcery.com>
7745 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
7747 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
7748 (hard_reg_set_empty_p): ...these new functions.
7749 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
7750 GO_IF_HARD_REG_SUBSET.
7751 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
7752 instead of GO_IF_HARD_REG_EQUAL.
7753 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
7754 instead of GO_IF_HARD_REG_EQUAL.
7755 * global.c (find_reg): Use hard_reg_set_empty_p instead of
7756 GO_IF_HARD_REG_SUBSET.
7757 (modify_reg_pav): Use hard_reg_set_empty_p instead of
7758 GO_IF_HARD_REG_EQUAL.
7759 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
7760 of GO_IF_HARD_REG_SUBSET.
7761 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
7762 instead of GO_IF_HARD_REG_EQUAL.
7763 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
7764 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
7765 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
7766 of GO_IF_HARD_REG_SUBSET,
7767 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
7768 GO_IF_HARD_REG_SUBSET.
7769 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
7770 instead of GO_IF_HARD_REG_EQUAL.
7771 * config/sh/sh.c (push_regs, calc_live_regs): Use
7772 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
7773 (hard_regs_intersect_p): Delete.
7775 2007-05-22 Janis Johnson <janis187@us.ibm.com>
7777 * doc/sourcebuild.texi (Test Directives) Add dg-message.
7779 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
7780 Richard Henderson <rth@redhat.com>
7782 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
7784 (x86_64-*-*): Likewise.
7786 * i386/i386-modes.def (V2QI): New.
7788 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
7790 (override_options): Support SSE4.1.
7791 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
7792 (IX86_BUILTIN_BLENDPS): Likewise.
7793 (IX86_BUILTIN_BLENDVPD): Likewise.
7794 (IX86_BUILTIN_BLENDVPS): Likewise.
7795 (IX86_BUILTIN_PBLENDVB128): Likewise.
7796 (IX86_BUILTIN_PBLENDW128): Likewise.
7797 (IX86_BUILTIN_DPPD): Likewise.
7798 (IX86_BUILTIN_DPPS): Likewise.
7799 (IX86_BUILTIN_INSERTPS128): Likewise.
7800 (IX86_BUILTIN_MOVNTDQA): Likewise.
7801 (IX86_BUILTIN_MPSADBW128): Likewise.
7802 (IX86_BUILTIN_PACKUSDW128): Likewise.
7803 (IX86_BUILTIN_PCMPEQQ): Likewise.
7804 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
7805 (IX86_BUILTIN_PMAXSB128): Likewise.
7806 (IX86_BUILTIN_PMAXSD128): Likewise.
7807 (IX86_BUILTIN_PMAXUD128): Likewise.
7808 (IX86_BUILTIN_PMAXUW128): Likewise.
7809 (IX86_BUILTIN_PMINSB128): Likewise.
7810 (IX86_BUILTIN_PMINSD128): Likewise.
7811 (IX86_BUILTIN_PMINUD128): Likewise.
7812 (IX86_BUILTIN_PMINUW128): Likewise.
7813 (IX86_BUILTIN_PMOVSXBW128): Likewise.
7814 (IX86_BUILTIN_PMOVSXBD128): Likewise.
7815 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7816 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7817 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7818 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7819 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7820 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7821 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7822 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7823 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7824 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7825 (IX86_BUILTIN_PMULDQ128): Likewise.
7826 (IX86_BUILTIN_PMULLD128): Likewise.
7827 (IX86_BUILTIN_ROUNDPD): Likewise.
7828 (IX86_BUILTIN_ROUNDPS): Likewise.
7829 (IX86_BUILTIN_ROUNDSD): Likewise.
7830 (IX86_BUILTIN_ROUNDSS): Likewise.
7831 (IX86_BUILTIN_PTESTZ): Likewise.
7832 (IX86_BUILTIN_PTESTC): Likewise.
7833 (IX86_BUILTIN_PTESTNZC): Likewise.
7834 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7835 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7836 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7837 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7838 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7840 (bdesc_sse_3arg): Likewise.
7841 (bdesc_2arg): Likewise.
7842 (bdesc_1arg): Likewise.
7843 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7845 (ix86_expand_sse_4_operands_builtin): New.
7846 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7847 smaller than 8 bits as the 2nd arg.
7848 (ix86_expand_sse_ptest): New.
7849 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7850 (ix86_expand_vector_set): Support SSE4.1.
7851 (ix86_expand_vector_extract): Likewise.
7853 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7854 __SSE4_1__ for -msse4.1.
7856 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7857 (UNSPEC_INSERTPS): Likewise.
7858 (UNSPEC_DP): Likewise.
7859 (UNSPEC_MOVNTDQA): Likewise.
7860 (UNSPEC_MPSADBW): Likewise.
7861 (UNSPEC_PHMINPOSUW): Likewise.
7862 (UNSPEC_PTEST): Likewise.
7863 (UNSPEC_ROUNDP): Likewise.
7864 (UNSPEC_ROUNDS): Likewise.
7866 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7868 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7869 (const_pow2_1_to_32768_operand): Likewise.
7871 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7874 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7876 (sse4_1_insertps): Likewise.
7877 (*sse4_1_extractps): Likewise.
7878 (sse4_1_ptest): Likewise.
7879 (sse4_1_mulv2siv2di3): Likewise.
7880 (*sse4_1_mulv4si3): Likewise.
7881 (*sse4_1_smax<mode>3): Likewise.
7882 (*sse4_1_umax<mode>3): Likewise.
7883 (*sse4_1_smin<mode>3): Likewise.
7884 (*sse4_1_umin<mode>3): Likewise.
7885 (sse4_1_eqv2di3): Likewise.
7886 (*sse4_1_pinsrb): Likewise.
7887 (*sse4_1_pinsrd): Likewise.
7888 (*sse4_1_pinsrq): Likewise.
7889 (*sse4_1_pextrb): Likewise.
7890 (*sse4_1_pextrb_memory): Likewise.
7891 (*sse4_1_pextrw_memory): Likewise.
7892 (*sse4_1_pextrq): Likewise.
7893 (sse4_1_blendpd): Likewise.
7894 (sse4_1_blendps): Likewise.
7895 (sse4_1_blendvpd): Likewise.
7896 (sse4_1_blendvps): Likewise.
7897 (sse4_1_dppd): Likewise.
7898 (sse4_1_dpps): Likewise.
7899 (sse4_1_movntdqa): Likewise.
7900 (sse4_1_mpsadbw): Likewise.
7901 (sse4_1_packusdw): Likewise.
7902 (sse4_1_pblendvb): Likewise.
7903 (sse4_1_pblendw): Likewise.
7904 (sse4_1_phminposuw): Likewise.
7905 (sse4_1_extendv8qiv8hi2): Likewise.
7906 (*sse4_1_extendv8qiv8hi2): Likewise.
7907 (sse4_1_extendv4qiv4si2): Likewise.
7908 (*sse4_1_extendv4qiv4si2): Likewise.
7909 (sse4_1_extendv2qiv2di2): Likewise.
7910 (*sse4_1_extendv2qiv2di2): Likewise.
7911 (sse4_1_extendv4hiv4si2): Likewise.
7912 (*sse4_1_extendv4hiv4si2): Likewise.
7913 (sse4_1_extendv2hiv2di2): Likewise.
7914 (*sse4_1_extendv2hiv2di2): Likewise.
7915 (sse4_1_extendv2siv2di2): Likewise.
7916 (*sse4_1_extendv2siv2di2): Likewise.
7917 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7918 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7919 (sse4_1_zero_extendv4qiv4si2): Likewise.
7920 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7921 (sse4_1_zero_extendv2qiv2di2): Likewise.
7922 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7923 (sse4_1_zero_extendv4hiv4si2): Likewise.
7924 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7925 (sse4_1_zero_extendv2hiv2di2): Likewise.
7926 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7927 (sse4_1_zero_extendv2siv2di2): Likewise.
7928 (*sse4_1_zero_extendv2siv2di2): Likewise.
7929 (sse4_1_roundpd): Likewise.
7930 (sse4_1_roundps): Likewise.
7931 (sse4_1_roundsd): Likewise.
7932 (sse4_1_roundss): Likewise.
7933 (mulv4si3): Don't expand for SSE4.1.
7934 (smax<mode>3): Likewise.
7935 (umaxv4si3): Likewise.
7936 (uminv16qi3): Likewise.
7937 (umin<mode>3): Likewise.
7938 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
7940 * doc/extend.texi: Document SSE4.1 built-in functions.
7942 * doc/invoke.texi: Document -msse4.1.
7944 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
7946 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
7947 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
7948 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
7949 (ASM_SPEC): Add asm_pcrel_spec.
7950 (EXTRA_SPECS): Add asm_pcrel_spec.
7952 2007-05-21 David Daney <ddaney@avtrex.com>
7954 * doc/install.texi (Building a cross compiler): Add requirements
7955 for Java cross compiler.
7957 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7960 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
7961 Add loopno argument. Use evolution_function_is_invariant_rec_p
7962 instead of evolution_function_is_constant_p.
7963 Update calls to evolution_function_is_affine_multivariate_p.
7964 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
7965 Add loopno argument.
7966 * tree-scalar-evolution.c (gather_chrec_stats): Call
7967 evolution_function_is_affine_multivariate_p with a loop
7969 * tree-data-ref.c (analyze_miv_subscript): Likewise.
7970 (analyze_overlapping_iterations): Likewise.
7971 (access_functions_are_affine_or_constant_p): Likewise.
7972 (build_classic_dist_vector_1): If the access functions
7973 are equal, don't do anything.
7975 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
7976 Paolo Carlini <pcarlini@suse.de>
7977 Uros Bizjak <ubizjak@gmail.com>
7979 * c-cppbuiltin.c (c_cpp_builtins): Define
7980 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
7981 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
7982 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
7983 * doc/cpp.texi ([Standard Predefined Macros]): Document.
7985 2007-05-21 Mike Stump <mrs@apple.com>
7987 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
7989 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7991 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
7993 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
7994 implementation if __OPTIMIZE__ is not defined.
7995 (_mm_alignr_pi8): Ditto.
7996 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7997 (_mm_inserti_si64): Ditto.
7998 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
7999 (_mm_slli_epi16): Ditto.
8000 (_mm_slli_epi32): Ditto.
8001 (_mm_slli_epi64): Ditto.
8002 (_mm_srai_epi16): Ditto.
8003 (_mm_srai_epi32): Ditto.
8004 (_mm_srli_si128): Ditto.
8005 (_mm_slli_si128): Ditto.
8006 (_mm_srli_epi16): Ditto.
8007 (_mm_srli_epi32): Ditto.
8008 (_mm_srli_epi64): Ditto.
8009 (_mm_extract_epi16): Ditto.
8010 (_mm_insert_epi16): Ditto.
8011 (_mm_shufflehi_epi16): Ditto.
8012 (_mm_shufflelo_epi16): Ditto.
8013 (_mm_shuffle_epi32): Ditto.
8014 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
8016 (_mm_insert_pi16): Ditto.
8018 (_mm_shuffle_pi16): Ditto.
8020 (_mm_shufle_ps): Ditto.
8021 (_mm_prefetch): Ditto.
8023 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
8025 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
8026 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
8027 * real.c (encode_i370_single, decode_i370_single,
8028 encode_i370_double, decode_i370_double): Functions removed.
8029 (i370_single_format, i370_double_format): Initializations removed.
8030 (real_maxval, round_for_format, exact_real_truncate, significand_size):
8031 Consider the log2_b field to always be one.
8032 (ieee_single_format, mips_single_format, coldfire_single_format,
8033 ieee_double_format, mips_double_format, coldfire_double_format,
8034 ieee_extended_motorola_format, ieee_extended_intel_96_format,
8035 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
8036 ibm_extended_format, mips_extended_format, ieee_quad_format,
8037 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
8038 decimal_single_format, decimal_double_format, decimal_quad_format,
8039 c4x_single_format, c4x_extended_format, real_internal_format): Remove
8040 initialization of log2_b.
8041 * real.h (i370_single_format, i370_double_format): Declarations
8043 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
8044 field to always be one.
8046 2007-05-21 Andreas Schwab <schwab@suse.de>
8048 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
8049 NOTE_INSN_BASIC_BLOCK_P.
8050 (process_for_unwind_directive): Likewise.
8052 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
8054 * builtins.c (expand_builtin_setjmp_setup): Update comment.
8055 * function.h (struct function): Move va_list_gpr_size,
8056 va_list_fpr_size, function_frequency to front of bitfields. Add
8058 (current_function_calls_unwind_init): New.
8059 * except.c (expand_builtin_unwind_init): Set
8060 current_function_calls_unwind_init not
8061 current_function_has_nonlocal_label.
8062 * reload1.c (has_nonexceptional_receiver): New.
8063 (reload): Use it and current_function_calls_unwind_init to
8064 determine whether call-saved regs must be saved.
8066 2007-05-20 Jan Hubicka <jh@suse.cz>
8068 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
8069 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8070 * ddg.c (create_ddg): LIkewise.
8071 * final.c (final): Remove hunk moving line number notes around since
8072 they are no longer present at this stage.
8073 (final_scan_insn): Use NOTE_KIND instead of
8074 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8075 (output_asm_label): Likewise.
8076 * reorg.c (dbr_schedule): Likewise.
8077 * haifa-sched.c (unlink_other_notes): Likewise.
8078 * mode-switching.c (optimize_mode_switching): Likewise.
8079 * graph.c (start_bb): Likewise.
8080 * rtl.def (NOTE): Update description.
8081 * jump.c (squeeze_notes): Delete.
8082 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
8083 NOTE_INSN_BASIC_BLOCK_P when possible.
8084 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
8085 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
8086 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8087 (dwarf2out_var_location): Likewise.
8088 * cfgbuild.c (make_edges): Likewise.
8089 (find_basic_blocks_1): Likewise.
8090 * function.c (reorder_blocks_1): Likewise.
8091 (epilogue_done): Likewise.
8092 (reposition_prologue_and_epilogue_notes): Likewise.
8093 * print-rtl.c (print_rtx): Likewise; drop code for printing
8095 (print_rtl): Likewise.
8096 (print_rtl_single): Likewise.
8097 * gcse.c (insert_insn_start_bb): Likewise.
8098 * alias.c (init_alias_analysis): Likewise.
8099 * calls.c (fixup_tail_calls): Likewise.
8100 * except.c (sjlj_emit_function_enter): Likewise.
8101 * emit-rtl.c (add_insn_after): Likeiwse.
8102 (emit_label_before): Likewise.
8103 (emit_label_after): Likewise.
8104 (emit_note_before, emit_note_after, emit_note): Update
8105 parameter to be enum insn_note; do not deal with source
8107 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
8108 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
8110 (merge_blocks_move_successor_nojumps): Simplify now when
8111 we don't have BLOCK notes.
8112 (try_optimize_cfg): Likewise.
8113 * cfglayout.c (skip_insns_after_block): Likewise.
8114 (record_effective_endpoints): Likewise.
8115 (duplicate_insn_chain): Likewise.
8116 * varasm.c (output_constant_pool_1): Likewise.
8117 * sched-deps.c (sched_analyze): Likewise.
8118 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
8120 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
8121 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
8122 (SET_INSN_DELETED): Simplify.
8123 (NOTE_LINE_NUMBER): Exterminate.
8124 (NOTE_LINE_KIND): New.
8125 (NOTE_INSN_BASIC_BLOCK_P): Update.
8126 (enum insn_note): Simplify.
8127 (GET_NOTE_INSN_NAME) Simplify.
8128 (emit_note_before, emit_note_after, emit_note): Update prototype.
8129 (squeeze_notes): Remove.
8130 * sched-int.h (NOTE_NOT_BB_P): Update.
8131 * resource.c (mark_target_live_regs): Update.
8132 * sched-rgn.c (debug_dependencies): Update.
8133 * sched-vis.c (print_insn): Update.
8134 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
8135 * config/i386/i386.c (ix86_output_function_epilogue): Update.
8136 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
8137 (TARGET_ADJUST_UNROLL_MAX): Likewise.
8138 (split_branches): Update.
8139 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
8141 (sh_adjust_unroll_max): Exterminate.
8142 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
8143 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
8144 (m68hc11_reorg): Likewise.
8145 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
8146 (emit_predicate_relation_info): Update.
8147 (process_for_unwind_directive): Update.
8148 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
8149 (output_call): Update.
8150 * config/pa/pa.c (output_lbranch): Update.
8151 (output_millicode_call): Update.
8152 (output_call): Update.
8153 (pa_combine_instructions): Update.
8154 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
8155 * config/bfin/bfin.c (gen_one_bundle): Update.
8156 * cfgrtl.c (can_delete_note_p): Update.
8157 (delete_insn): Update.
8158 (rtl_merge_blocks): Update.
8159 (commit_one_edge_insertion): Update.
8160 (rtl_verify_flow_info): Update.
8161 * stmt.c (expand_case): Do not call squeeze_notes.
8163 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8170 * c.opt (Wtype-limits): New.
8171 * doc/invoke.texi (Wtype-limits): Document it.
8172 (Wextra): Enabled by -Wextra.
8173 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8174 * c-common.c (shorten_compare): Warn with Wtype-limits.
8176 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8178 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
8179 inlined function, not as a macro.
8180 (_mm_alignr_pi8): Ditto.
8181 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8182 (_mm_inserti_si64): Ditto.
8183 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8184 (_mm_extract_epi16): Ditto.
8185 (_mm_insert_epi16): Ditto.
8186 (_mm_shufflehi_epi16): Ditto.
8187 (_mm_shufflelo_epi16): Ditto.
8188 (_mm_shuffle_epi32): Ditto.
8189 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
8190 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
8192 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
8194 (_m_to_float): Use C89 compatible assignment.
8196 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
8199 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
8201 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8204 * doc/invoke.texi (Wreturn-type): Complete description.
8205 (Wextra): Delete item about return-type warning.
8206 * c-decl.c: Delete redundant Wextra warning.
8208 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8211 * config/i386/pmmintrin.h: Do not include xmmintrin.h
8212 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
8213 inlined function, not as a macro.
8214 (_mm_prefetch): Ditto.
8216 (_mm_insert_pi16): Ditto.
8218 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
8219 (_m_pshufw): Ditto. Add const to __N argument.
8220 (_mm_shufle_ps): Ditto. Add const to __mask argument.
8221 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
8222 (_mm_slli_epi32): Ditto.
8223 (_mm_srli_si128): Implement as always inlined function, not as a
8224 macro. Add __inline to function declaration.
8225 (_mm_slli_si128): Ditto.
8227 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
8229 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
8230 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
8232 (struct fenv): New structure.
8233 (FP_HANDLE_EXCEPTIONS): New define.
8234 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
8235 (_FP_DECL_EXP): New define.
8236 (FP_INIT_ROUNDMODE): New define.
8237 (FP_ROUNDMODE): New define.
8239 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8241 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
8242 (Wconversion): Update description.
8243 (Wconversion-sign): New.
8244 * c.opt (Wconversion-sign): New.
8245 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
8246 means disabled for C++. Otherwise, take the status of Wconversion.
8247 * c-common.c (conversion_warning): Warn with either Wconversion or
8249 (warnings_for_convert_and_check): Conditions are already checked by
8251 (convert_and_check): Don't check warnings if the conversion failed.
8253 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
8254 Anatoly Sokolov <aesok@dol.ru>
8256 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
8257 avr_epilogue_uses) : Add declaration.
8258 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
8259 * config/avr/constraints.md (R): New constraint.
8260 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
8261 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
8262 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
8263 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
8264 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
8265 call_prologue_saves, epilogue_restores, return_from_epilogue,
8266 return_from_main_epilogue, return_from_interrupt_epilogue,
8267 return_from_naked_epilogue, prologue, epilogue): New patterns.
8268 (jump): Handle symbol reference.
8269 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
8270 avr_output_function_prologue, avr_output_function_epilogue): Remove
8272 (avr_init_machine_status, expand_prologue, expand_epilogue,
8273 avr_asm_function_end_prologue, avr_epilogue_uses,
8274 avr_asm_function_begin_epilogue): New functions.
8275 (prologue_size, epilogue_size, jump_tables_size): Remove global
8277 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
8278 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
8279 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
8280 (avr_override_options): Initialise init_machine_status.
8281 (output_movhi): Handle all stack pointer loads.
8282 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
8283 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
8284 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
8285 (EPILOGUE_USES) Redefine.
8286 (machine_function) Declare.
8288 2007-05-19 Richard Sandiford <richard@codesourcery.com>
8290 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
8291 Use a single return statement.
8293 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8296 * builtins.c (do_mpfr_lgamma_r): New.
8297 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
8298 * tree.h (CASE_FLT_FN_REENT): New.
8300 2007-05-18 Geoffrey Keating <geoffk@apple.com>
8302 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
8303 (output_die): Use 'unsigned long' with %x.
8304 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
8305 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
8306 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8308 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8310 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8315 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8316 true if function has no argument.
8318 2007-05-18 DJ Delorie <dj@redhat.com>
8320 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8321 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8323 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8325 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8326 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8327 count_trailing_zeros.
8328 (__i386__): Implement count_leading_zeros using __builtin_clz().
8329 Implement count_trailing_zeros usign __builtin_ctz().
8331 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8333 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8335 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8338 * expr.c (emit_move_change_mode): Change mode of push operands here.
8340 2007-05-17 Ian Lance Taylor <iant@google.com>
8342 PR tree-optimization/31953
8343 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8345 (set_value_range_to_null): Call set_value_range_to_value.
8346 (extract_range_from_comparison): Likewise.
8348 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8350 * toplev.c (print_version): Output GMP/MPFR version info.
8352 * builtins.c (CASE_MATHFN_REENT): New macro.
8353 (mathfn_built_in): Use it.
8354 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8355 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8356 BUILT_IN_LGAMMAL_R): New.
8357 * doc/extend.texi: Document new builtins.
8360 * builtins.c (do_mpfr_remquo): New.
8361 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8362 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8365 * builtins.c (fold_builtin_1): Handle y0, y1.
8366 (fold_builtin_2): Handle yn.
8369 * builtins.c (do_mpfr_bessel_n): New.
8370 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8371 (fold_builtin_2): Handle BUILT_IN_JN.
8373 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8376 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8377 TYPE_PRECISION (intmax_type_node).
8379 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8382 * reload.c (subst_reloads): Remove checking.
8384 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8386 PR rtl-optimization/31691
8387 * combine.c (simplify_set): Build a new src pattern instead of
8388 substituting its operands in the COMPARE case.
8390 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8392 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8393 (execute_vrp): Preserve loops through jump threading.
8394 * tree-ssa-threadupdate.c (thread_single_edge,
8395 dbds_continue_enumeration_p, determine_bb_domination_status,
8396 thread_through_loop_header): New functions.
8397 (create_edge_and_update_destination_phis,
8398 create_edge_and_update_destination_phis): Set loops for the new blocks.
8399 (prune_undesirable_thread_requests): Removed.
8400 (redirect_edges): Do not pretend that redirect_edge_and_branch can
8402 (thread_block): Do not call prune_undesirable_thread_requests.
8404 (mark_threaded_blocks): Select edges to thread here.
8405 (thread_through_all_blocks): Take may_peel_loop_headers argument.
8406 Thread edges through loop headers independently.
8407 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
8408 * tree-pass.h (TODO_mark_first_instance): New.
8409 (first_pass_instance): Declare.
8410 * cfghooks.c (duplicate_block): Put the block to the original loop
8411 if copy is not specified.
8412 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
8413 jump threading. Pass may_peel_loop_headers to
8414 thread_through_all_blocks according to first_pass_instance.
8415 * cfgloop.h (create_preheader): Declare.
8416 * tree-flow.h (thread_through_all_blocks): Declaration changed.
8417 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
8418 * passes.c (first_pass_instance): New variable.
8419 (next_pass_1): Set TODO_mark_first_instance.
8420 (execute_todo): Set first_pass_instance.
8422 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
8424 PR tree-optimization/24659
8425 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
8426 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
8427 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
8428 OTI_vec_pack_ufix_trunc.
8429 (vec_unpacks_float_hi_optab): Define new macro.
8430 (vec_unpacks_float_lo_optab): Ditto.
8431 (vec_unpacku_float_hi_optab): Ditto.
8432 (vec_unpacku_float_lo_optab): Ditto.
8433 (vec_pack_sfix_trunc_optab): Ditto.
8434 (vec_pack_ufix_trunc_optab): Ditto.
8435 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
8436 and vec_pack_[s|u]fix_trunc_optab using
8437 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
8438 * tree-vectorizer.c (supportable_widening_operation): Handle
8439 FLOAT_EXPR and CONVERT_EXPR. Update comment.
8440 (supportable_narrowing_operation): New function.
8441 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
8442 * tree-vect-transform.c (vectorizable_conversion): Handle
8443 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8444 (vect_gen_widened_results_half): Move before vectorizable_conversion.
8445 (vectorizable_type_demotion): Call supportable_narrowing_operation()
8446 to check for target support.
8447 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
8448 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
8449 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
8450 for VEC_PACK_FIX_TRUNC_EXPR.
8451 (expand_binop): Special case mode of the result for
8452 vec_pack_[u|s]fix_trunc_optab.
8453 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
8454 vec_pack_[u|s]fix_trunc_optab.
8456 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
8457 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
8458 * tree-pretty-print.c (dump_generic_node): Handle
8459 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
8460 VEC_PACK_FIX_TRUNC_EXPR.
8462 * expr.c (expand_expr_real_1): Ditto.
8463 * tree-inline.c (estimate_num_insns_1): Ditto.
8464 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8466 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
8467 (vec_unpacks_float_lo_v8hi): Ditto.
8468 (vec_unpacku_float_hi_v8hi): Ditto.
8469 (vec_unpacku_float_lo_v8hi): Ditto.
8470 (vec_unpacks_float_hi_v4si): Ditto.
8471 (vec_unpacks_float_lo_v4si): Ditto.
8472 (vec_pack_sfix_trunc_v2df): Ditto.
8474 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
8476 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
8477 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
8478 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
8479 [vec_pack_ufix_trunc]: Ditto.
8480 [vec_unpacks_float_hi]: Ditto.
8481 [vec_unpacks_float_lo]: Ditto.
8482 [vec_unpacku_float_hi]: Ditto.
8483 [vec_unpacku_float_lo]: Ditto.
8485 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
8487 * soft-fp/README: Update for new files.
8488 * soft-fp/floattisf.c: New file.
8489 * soft-fp/floattidf.c: New file.
8490 * soft-fp/floattitf.c: New file.
8491 * soft-fp/floatuntisf.c: New file.
8492 * soft-fp/floatuntidf.c: New file.
8493 * soft-fp/floatuntitf.c: New file.
8494 * soft-fp/fixsfti.c: New file.
8495 * soft-fp/fixdfti.c: New file.
8496 * soft-fp/fixtfti.c: New file.
8497 * soft-fp/fixunssfti.c: New file.
8498 * soft-fp/fixunsdfti.c: New file.
8499 * soft-fp/fixunstfti.c: New file.
8500 * soft-fp/extendxftf.c: New file.
8501 * soft-fp/trunctfxf.c: New file.
8503 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
8504 (__trunctfxf2): Ditto.
8506 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
8507 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
8508 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
8509 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
8510 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
8511 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
8513 * config/i386/t-fprules-softfp64: New file.
8514 * config/i386/sfp-machine.h: New file.
8515 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
8516 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
8517 and soft-fp/t-softfp to tmake_file.
8518 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
8519 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
8521 * config/i386/t-linux64 (softfp_wrap_start): New.
8522 (softfp_wrap_end): New.
8523 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
8524 supported for TARGET_64BIT.
8526 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8528 * c-common.c (c_common_signed_or_unsigned_type): Emulate
8529 c_common_unsigned_type behavior.
8531 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
8533 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
8536 2007-05-16 Eric Christopher <echristo@apple.com>
8538 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
8539 saving after stack push. Set sp_offset whenever we push.
8540 (rs6000_emit_epilogue): Move altivec register restore before
8543 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8545 * configure.ac: Allow sysroots to be relocated under $prefix as
8546 well as $exec_prefix.
8547 * configure: Regenerate.
8549 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8553 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8555 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8556 (gcc_tooldir): Likewise.
8557 * configure: Regenerate.
8558 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8559 old configure.ac gcc_tooldir setting.
8560 (prefix_to_exec_prefix): New variable.
8561 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8562 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8564 2007-05-14 Janis Johnson <janis187@us.ibm.com>
8566 * c-typeck.c (build_binary_op): Return early for error.
8568 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
8570 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
8571 struct nb_iter_bound.
8572 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
8573 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
8574 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8575 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
8576 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
8577 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
8578 (del_scev_info): Use ggc_free.
8579 (scev_initialize): Allocate scalar_evolution_info in gc memory.
8580 * loop-init.c: Include ggc.h.
8581 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
8582 (loop_optimizer_finalize): Use ggc_free.
8583 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
8584 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
8585 pass_iv_optimize): Add TODO_ggc_collect.
8586 * function.h (struct function): Remove skip marker from
8588 * cfgloop.c: Include ggc.h.
8589 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
8591 (establish_preds): Vector superloops is gc allocated.
8592 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
8594 (flow_loops_find): Vector larray is gc allocated.
8595 (loop_exit_free): Use ggc_free.
8596 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
8597 that head of exits list is now not a part of struct loop.
8598 (record_loop_exits): Allocate exits table in gc memory.
8599 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
8600 that head of exits list is now not a part of struct loop.
8601 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
8602 struct loop_exit): Add GTY marker.
8603 (struct loop): Add GTY marker. Make superloops vector gc allocated.
8604 Add skip marker to aux field. Make head of exits list a separate
8606 (struct loops): Add GTY marker. Make larray vector gc allocated.
8607 Add param marker to exits table.
8608 (get_loops): Type changed.
8609 * Makefile.in (tree-scalar-evolution.o): Add
8610 gt-tree-scalar-evolution.h dependency.
8611 (cfgloop.o, loop-init.o): Add ggc.h dependency.
8612 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
8613 * basic-block.h (struct basic_block_def): Remove skip marker from
8616 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
8618 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
8619 of 0 in the call to expand_expr().
8620 (expand_builtin_mathfn_3): Ditto.
8621 (expand_builtin_interclass_mathfn): Ditto.
8622 (expand_builtin_cexpi): Ditto.
8623 (expand_builtin_int_roundingfn): Ditto.
8624 (expand_builtin_int_roundingfn_2): Ditto.
8625 (expand_builtin_pow): Ditto.
8626 (expand_builtin_powi): Ditto.
8627 (expand_builtin_bswap): Ditto.
8628 (expand_builtin_unop): Ditto.
8629 (expand_builtin_fabs): Ditto.
8630 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
8631 the call to expand_expr().
8632 (expand_builtin_sync_operation): Ditto.
8633 (expand_builtin_compare_and_swap): Ditto.
8634 (expand_builtin_lock_test_and_set): Ditto.
8635 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
8636 instead of 0 in the call to expand_expr().
8637 (expand_builtin_extract_return_addr): Ditto.
8638 (expand_builtin_eh_return): Ditto.
8639 (expand_eh_return): Ditto.
8640 * explow.c (expr_size): Ditto.
8641 * expr.c (optimize_bitfield_assignment_op): Ditto.
8642 (expand_assignement): Ditto.
8643 (store_expr): Ditto.
8644 (store_field): Ditto.
8645 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
8646 the call to expand_expr().
8647 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
8648 in the call to expand_expr().
8649 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
8650 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
8651 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
8653 * optabs.c (expand_vec_shift_expr): Ditto.
8654 (expand_vec_cond_expr): Ditto.
8655 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
8656 call to expand_expr().
8657 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
8658 in the call to expand_expr().
8660 2007-05-14 Dave Korn <dave.korn@artimi.com>
8662 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
8664 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
8666 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
8667 instead of c_common_unsigned_type.
8668 (c_common_unsigned_type): Remove.
8669 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
8670 c_common_unsigned_type.
8671 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
8672 c_common_unsigned_type.
8673 * c-common.h (c_common_unsigned_type): Remove.
8674 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
8675 c_common_unsigned_type.
8676 * c-format.c (check_format_types): Use unsigned_type_for instead of
8677 c_common_unsigned_type.
8678 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8679 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
8680 of c_common_unsigned_type.
8681 * convert.c (convert_to_integer): Use unsigned_type_for instead of
8682 lang_hooks.types.unsigned_type.
8683 * expmed.c (make_tree): Use unsigned_type_for instead of
8684 lang_hooks.types.unsigned_type.
8685 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
8686 lang_hooks.types.unsigned_type.
8687 (build_range_check): Likewise.
8688 (fold_unary): Likewise.
8689 (fold_binary): Likewise.
8690 (fold_ternary): Likewise.
8691 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8692 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
8693 * tree.c (get_unsigned_type): New.
8694 (unsigned_type_for): Use get_unsigned_type instead of
8695 lang_hooks.types.unsigned_type.
8697 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
8699 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
8700 to m68k_get_function_kind. Update its prototype.
8701 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
8703 (m68k_interrupt_function_p): Return enum m68k_function_type
8704 instead of bool. Rename to m68k_get_function_kind.
8705 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
8707 (m68k_compute_frame_layout): Don't mark any register for save
8708 if an interrupt_thread attribute is specified.
8709 (m68k_hard_regno_rename_ok): Update a use of
8710 m68k_interrupt_function_p.
8711 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
8712 m68k_interrupt_function_p.
8713 (m68k_function_type): New.
8714 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
8715 for a function with an interrupt_thread attribute.
8716 * doc/extend.texi: Document the interrupt_thread attribute.
8718 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
8720 Fix PR tree-optimization/31911
8721 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
8722 if they didn't change the expression.
8724 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
8726 * tree-scalar-evolution.c (resolve_mixers): Exported.
8727 * tree-scalar-evolution.h (resolve_mixers): Declare.
8728 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
8729 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8730 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
8731 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
8732 init_array_ref, init_pointer_ref, analyze_indirect_ref,
8733 strip_conversion, analyze_offset_expr, address_analysis,
8734 object_analysis, analyze_offset): Removed.
8735 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
8736 split_constant_offset, canonicalize_base_object_address,
8737 object_address_invariant_in_loop_p, disjoint_objects_p,
8738 dr_may_alias_p, dr_address_invariant_p): New functions.
8739 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
8740 and dr_analyze_alias.
8741 (initialize_data_dependence_relation): Use dr_may_alias_p
8742 and object_address_invariant_in_loop_p.
8743 (compute_self_dependence): Handle the case when
8744 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
8745 (find_data_references_in_stmt): Restrict the analysis of data
8746 references to the given loop nest.
8747 (find_data_references_in_loop): Made static. Pass loop nest to
8748 find_data_references_in_stmt.
8749 (compute_data_dependences_for_loop): Use DR_VOPS.
8750 (free_data_ref): Free DR_VOPS.
8751 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
8752 (struct innermost_loop_behavior): ... new.
8753 (struct base_object_info): Replaced by ...
8754 (struct indices): ... new.
8755 (struct dr_alias): New.
8756 (enum data_ref_type): Removed.
8757 (struct data_reference): Consist of struct innermost_loop_behavior,
8758 struct indices and struct dr_alias.
8759 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
8760 (DR_MEMTAG): Renamed to ...
8761 (DR_SYMBOL_TAG): ... this.
8762 (find_data_references_in_loop): Declaration removed.
8763 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
8764 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
8765 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
8766 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
8768 2007-05-13 Revital Eres <eres@il.ibm.com>
8770 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
8771 which walks virtual def-use chains to find redundant stores.
8772 (dse_optimize_stmt): Call it.
8774 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8776 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
8777 * passes.c (init_optimization_passes): Move pass_jump_bypass
8780 * basic-block.h (bb_has_eh_pred): Fix style issue.
8782 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8784 PR rtl-optimization/31848
8785 * loop-invariant.c (move_invariant_reg): If we move an insn
8786 with a REG_EQUAL note, and that insn is not always executed,
8787 remove the REG_EQUAL note.
8789 2007-05-12 Richard Guenther <rguenther@suse.de>
8791 PR tree-optimization/31797
8792 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
8793 propagate into a stmt that has volatile ops.
8795 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8797 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8798 (gcc_tooldir): Likewise.
8799 * configure: Regenerate.
8800 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8801 old configure.ac gcc_tooldir setting.
8802 (prefix_to_exec_prefix): New variable.
8803 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8804 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8806 2007-05-11 Silvius Rus <rus@google.com>
8808 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
8809 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
8810 * c-common.h (strict_aliasing_warning): Change return type.
8811 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
8812 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8813 (build_c_cast): Condition call to strict_aliasing_warning.
8814 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
8815 * flags.h (set_Wstrict_aliasing): Declare.
8816 * opts.c (set_Wstrict_alising): Define, add call to.
8817 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8818 * tree-ssa-alias-warnings.c: New file.
8819 * tree-ssa-alias.c (compute_may_aliases): Add call to
8820 strict_aliasing_warning_backend.
8822 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8824 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8825 Use loop_depth and loop_outer accessor functions.
8826 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8827 determine_invariantness_stmt, move_computations_stmt): Ditto.
8828 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8829 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8830 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8831 * tree-scalar-evolution.c (interpret_loop_phi,
8832 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8833 instantiate_parameters_1, scev_const_prop): Ditto.
8834 * cfghooks.c (make_forwarder_block): Ditto.
8835 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8836 * modulo-sched.c (loop_canon_p): Ditto.
8837 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8838 slpeel_can_duplicate_loop_p): Ditto.
8839 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8840 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8841 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8842 cancel_loop, verify_loop_structure): Ditto.
8843 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8844 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8845 superloops vector instead of "pred" array.
8846 (establish_preds): Take father loop as an argument. Initialize the
8848 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8849 Do not initialize loop->outer.
8850 (flow_loop_tree_node_remove): Truncate the superloops vector.
8851 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8852 "pred" merged to "superloops" vector.
8853 (loop_depth, loop_outer): New.
8854 (fel_init): Use loop_outer.
8856 2007-05-11 Jan Hubicka <jh@suse.cz>
8858 * cgraphunit.c: Include gt-cgraphunit.h
8859 (static_ctors, static_dtors): New static vars.
8860 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8861 based on implementation in c-common.c
8862 (cgraph_finalize_function): Call record_cdtor_fn.
8863 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8864 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8865 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8866 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8867 build_cdtor, c_build_cdtor_fns): Remove.
8868 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8869 c_build_cdtor_fns): Remove prototype.
8871 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8874 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8875 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8876 * builtins.c (fold_builtin_memchr): New.
8877 (expand_builtin_memchr): Call the latter.
8878 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8879 * doc/extend.texi ([Other built-in functions provided by GCC]):
8882 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8884 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8885 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8886 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8887 PFPO_OP1_TYPE_SHIFT): Constants added.
8888 (DFP_ALL): Mode macro defined.
8889 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
8890 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
8891 Insn definitions added.
8892 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
8893 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
8896 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
8898 PR tree-optimization/31885
8899 * tree-chrec.c (chrec_contains_undetermined): Do not consider
8900 NULL_TREE to be undetermined.
8901 (automatically_generated_chrec_p): Return false for NULL.
8903 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8905 * config/bfin/bfin.h (MOVE_RATIO): Define.
8907 2007-05-10 Richard Sandiford <richard@codesourcery.com>
8909 * config.gcc (sparc-wrs-vxworks): New target.
8910 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
8911 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
8912 * config/sparc/sparc.h: Include vxworks-dummy.h.
8913 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
8914 include LABEL_REFs too.
8915 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
8916 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
8918 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
8920 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
8921 (sparc_emit_call_insn): New function.
8922 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
8923 functions when generating VxWorks PIC.
8924 * config/sparc/sparc.md (vxworks_load_got): New pattern.
8925 (call, call_value): Use sparc_emit_call_insn instead of
8928 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8930 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
8932 2007-05-09 Bob Wilson <bob.wilson@acm.org>
8934 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
8935 for floating-point values if HOST_BITS_PER_LONG > 32. Use
8936 split_double instead of operand_subword.
8938 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
8940 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
8941 * config/bfin/bfin.c (bfin_local_alignment): New function.
8942 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
8944 2007-05-08 Chao-ying Fu <fu@mips.com>
8946 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
8947 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
8948 (smsub_widen_optab, umsub_widen_optab): Define.
8949 * optabs.c (init_optabs): Initialize smsub_widen_optab and
8951 * genopinit.c (optabs): Fill in smsub_widen_optab and
8953 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
8954 and umsub_widen_optab to implement multiply-subtract sequences.
8955 * config/mips/mips.md (*msac<u>_di): Rename to...
8956 (<u>msubsidi4): ...this. Extend condition to include
8957 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
8958 of operand 0 to "ka" and use the three-operand form of msub<u>
8960 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
8963 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8965 PR rtl-optimization/28011
8966 * reload.c (push_reload): Set dont_share if IN appears in OUT
8967 also when IN is a PLUS rtx.
8968 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
8971 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
8973 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
8974 call unshare_all_decls.
8975 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
8976 (unshare_all_decls): Remove.
8978 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
8981 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
8984 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
8985 Nigel Stephens <nigel@mips.com>
8987 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
8988 Update comments and all uses.
8989 (MIN_FPRS_PER_FMT): Define.
8990 * config/mips/mips.c (function_arg): Fix to correctly handle
8991 the -mips32r2 -mfp64 -mabi=32 case.
8992 (override_options): Enable use of odd-numbered registers for
8993 SFmode values on MIPS32.
8994 (mips_save_reg_p): Save whole floating-point register pair if
8995 either half is used.
8996 (compute_frame_size): Fix comment.
8998 2007-05-08 Jie Zhang <jie.zhang@analog.com>
9000 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
9001 argument of type bool.
9002 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
9003 argument. Safely select temporary P register according to it.
9004 (do_link): Change call site of add_to_reg accordingly.
9005 (do_unlink): Add epilogue_p as a fourth argument and pass it
9007 (expand_interrupt_handler_epilogue): Change call of do_unlink
9009 (bfin_expand_prologue): Add a third argument sibcall_p.
9010 * config/bfin/bfin.md (epilogue): Change call of
9011 bfin_expand_epilogue accordingly.
9012 (sibcall_epilogue): Likewise.
9013 (eh_return_internal): Likewise.
9015 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
9016 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
9017 * config/bfin/bfin.c (bfin_handle_option): Handle
9018 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
9019 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
9020 Support bf534, bf536 and bf561.
9021 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
9023 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
9026 * config/i386/i386.c (ix86_function_regparm): Process local
9027 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
9029 2007-05-07 Mike Stump <mrs@apple.com>
9031 * doc/invoke.texi (Warning Options): Document that -Wempty-body
9032 also checks for and while statements in C++.
9034 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
9036 * gcc.c (at_file_supplied): New variable.
9037 (main): Set it if we expanded argv.
9038 (do_spec_1): Pass an @-file to the linker if we were called with
9039 an @-file argument and HAVE_GNU_LD.
9040 * collect2.c (at_file_supplied): New variable.
9041 (response_file): New variable.
9042 (collect_exit): Unlink response_file if necessary.
9043 (handler): Likewise.
9044 (do_wait): Likewise.
9045 (main): Set at_file_supplied if we expanded argv.
9046 (collect_execute): Pass an @-file to subprocesses if we were called
9047 with an @-file argument.
9048 * configure.ac: Add define for HAVE_GNU_LD.
9049 * configure: Regenerate.
9050 * config.in: Regenerate.
9052 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
9054 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
9060 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
9062 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9063 (TARGET_ENCODE_SECTION_INFO): Re-define.
9064 (m32c_encode_section_info): New
9065 (function_vector_handler): New
9066 (current_function_special_page_vector): New
9067 (m32c_special_page_vector_p): New.
9068 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
9070 * config/m32c/jump.md: Added instruction JSRS for functions
9071 with attribute "function_vector".
9072 * doc/extend.texi (function_vector): Added description
9073 for M16C, M32C targets.
9075 2007-05-07 DJ Delorie <dj@redhat.com>
9078 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
9079 ashrpsi3, lshrpsi3): Update shift count constraint.
9081 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
9082 Nathan Froyd <froydnj@codesourcery.com>
9085 * c-incpath.c (add_path): Strip trailing path separators.
9087 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
9089 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
9090 Free dominance info before purging EH edges.
9091 (eliminate_degenerate_phis): Likewise.
9092 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
9094 2007-05-07 Jan Hubicka <jh@suse.cz>
9096 * gimplify.c (gimplify_expr): Do not crash when folding
9097 (void *)(int)&a + 4.
9099 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9102 * c-opts.c (lang_fortran): Make it non static.
9103 * c-common.h (lang_fortran): New prototype.
9104 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
9105 -lang-fortran option was passed by the driver.
9107 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
9109 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
9110 of ASSERT_CHECKING. Tweak message.
9112 2007-05-06 Revital Eres <eres@il.ibm.com>
9115 * loop-unroll.c (insert_var_expansion_initialization):
9116 Initialize the expansions with -zero instead of +zero.
9118 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
9120 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
9121 into pic and non-pic versions. Mark r19 as used for
9122 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
9123 for tgd_load, tld_load and tie_load .
9124 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
9125 version of tgd_load, tld_load and tie_load depending on the
9128 2007-05-04 Ulrich Drepper <drepper@redhat.com>
9129 Jakub Jelinek <jakub@redhat.com>
9131 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
9132 (__do_global_dtors_aux): Use more paranoid loop to run
9133 destructors if HIDDEN_DTOR_LIST_END.
9134 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
9136 2007-05-04 Jakub Jelinek <jakub@redhat.com>
9138 * varasm.c (align_variable): Don't increase alignment for
9139 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
9140 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
9142 2007-05-04 Josh Conner <jconner@apple.com>
9144 * basic-block.h (cdi_direction): Assign values to all enumeration
9146 (dom_computed): Remove.
9147 (dom_info_state): New.
9148 (set_dom_info_availability): New.
9149 * tree-ssa-loop-im.c (determine_invariantness): Initialize
9150 walk_data.dom_direction.
9151 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
9152 instead of dom_computed[].
9153 (split_edge): Likewise.
9154 (create_basic_block): Likewise.
9155 (merge_blocks): Likewise.
9156 * ifcvt.c (find_if_header): Likewise.
9157 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
9158 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9159 * tree-ssa.c (verify_ssa): Likewise.
9160 * tree-cfg.c (tree_verify_flow_info): Likewise.
9161 (remove_edge_and_dominated_blocks): Likewise.
9162 * dominance.c (dom_computed): Make static.
9163 (calc_dfs_tree_nonrec): Change third param to a bool.
9164 (calc_dfs_tree): Change second param to a bool.
9165 (calc_idioms): Change second param to a bool. Use
9166 dom_convert_dir_to_idx.
9167 (init_dom_info): Validate dir before using.
9168 (dom_convert_dir_to_idx): New.
9169 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
9170 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
9171 (free_dominance_info): Use dom_convert_dir_to_idx.
9172 (get_immediate_dominator): Likewise.
9173 (set_immediate_dominator): Likewise.
9174 (get_dominated_by): Likewise.
9175 (redirect_immediate_dominators): Likewise.
9176 (nearest_common_denominator): Likewise.
9177 (dominated_by_p): Likewise.
9178 (bb_dom_dfs_in): Likewise.
9179 (bb_dom_dfs_out): Likewise.
9180 (recount_dominator): Likewise.
9181 (iterate_fix_dominators): Likewise.
9182 (add_to_dominance_info): Likewise.
9183 (delete_from_dominance_info): Likewise.
9184 (first_dom_son): Likewise.
9185 (next_dom_son): Likewise.
9186 (dom_info_available_p): Likewise.
9187 (dom_info_state): New.
9188 (set_dom_info_availability): New.
9190 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9192 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
9194 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
9196 2007-05-04 Bob Wilson <bob.wilson@acm.org>
9198 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
9199 (subdi3, subdi_carry): Delete.
9201 2007-05-04 Jan Hubicka <jh@suse.cz>
9202 Richard Guenther <rguenther@suse.de>
9204 * opts.c (decode_options): Do not fiddle with inlining
9205 parameters in case of optimizing for size.
9206 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
9207 for size do nothing.
9208 (cgraph_decide_inlining_of_small_function): When optimizing for
9209 size never inline functions increasing caller size.
9210 (cgraph_early_inlining): Inline for size when optimizing for size.
9212 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
9214 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
9215 logical operations piecewise.
9216 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
9217 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
9218 subdi_sesidi_di): Delete.
9219 (add_with_carry): Produce carry in CC instead of a DREG to shorten
9220 the generated sequence. Allow three-reg add in constraints. Rewrite
9221 the rtl expression for carry to avoid zero_extend of a constant.
9222 (sub_with_carry): New pattern.
9223 (adddi3, subdi3): Change into define_expand. For subtract, generate a
9224 different sequence not involving jumps.
9225 (notbi): Now a named pattern.
9227 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
9229 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
9230 Add the note about a significant loss of accuracy of some
9231 mathematical routines when these options are used.
9233 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9235 * haifa-sched.c (rtx_vec_t): New typedef.
9236 (contributes_to_priority_p): Extract piece of priority () into new
9238 (priority): Use the function. Add assertion.
9239 (rank_for_schedule, set_priorities): Add assertion to check that
9240 insn's priority is initialized.
9241 (clear_priorities, calc_priorities): Change signature. Make it update
9242 all relevant insns. Update all callers ('add_to_speculative_block ()'
9243 and 'create_block_check_twin ()').
9244 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
9245 Add new field 'priority_status'.
9246 (INSN_PRIORITY_STATUS): New macro.
9247 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
9249 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9251 * sched-ebb.c (debug_ebb_dependencies): New static function.
9252 (init_ready_list): Use it.
9254 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
9255 with changed signature and 'debug_rgn_dependencies ()'.
9256 (debug_rgn_dependencies): New static function.
9257 (init_ready_list): Use it.
9259 * sched-int.h (debug_dependencies): Declare.
9261 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9263 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
9265 2007-05-04 Dirk Mueller <dmueller@suse.de>
9267 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
9269 2007-05-03 Jan Hubicka <jh@suse.cz>
9271 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
9272 ((T1)X op (T1)Y), for pointer type in more cases than before.
9274 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
9276 * tree-object-size.c (plus_expr_object_size): When operand size is
9277 unknown, return unknown.
9279 2007-05-03 Dirk Mueller <dmueller@suse.de>
9281 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
9283 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
9286 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
9288 2007-05-03 Janis Johnson <janis187@us.ibm.com>
9290 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
9292 2007-05-03 Joseph Myers <joseph@codesourcery.com>
9294 * config/soft-fp/double.h, config/soft-fp/extended.h,
9295 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
9296 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
9297 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
9298 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
9301 2007-05-03 Ian Lance Taylor <iant@google.com>
9303 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
9304 MASK_PPC_GFXOPT for 8540 or 8548.
9306 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9308 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9309 vect_print_dump_info() to output debug information.
9311 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9315 operands of size 2 when operand is not MEM_P.
9317 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9319 PR tree-optimization/30565
9320 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9322 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9324 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9325 (umulsi3_highpart): Use them.
9326 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9327 for final accumulator to D regisster tranfser.
9329 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9331 PR tree-optimization/31699
9332 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9334 (vect_enhance_data_refs_alignment): Compute peel amount using
9335 TYPE_VECTOR_SUBPARTS instead of vf.
9336 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9338 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9341 * system.h: Remove inclusion of double-int.h
9342 * tree.h: Include double-int.h
9343 * gengtype.c: Likewise
9344 * cfgloop.h: Likewise
9345 * Makefile.in: Adjust dependencies on double-int.h
9347 2007-05-02 Eric Christopher <echristo@apple.com>
9349 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9350 -shared to -Zdynamiclib.
9352 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9355 * c-common.c (strip_pointer_or_array_types): New function.
9356 * c-common.h (strip_pointer_or_array_types): New function declaration.
9358 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9360 PR tree-optimization/31771
9361 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9363 2007-05-02 Paul Brook <paul@codesourcery.com>
9365 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9367 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9370 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9373 2007-05-02 Nick Clifton <nickc@redhat.com>
9375 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9377 2007-05-02 Richard Guenther <rguenther@suse.de>
9379 PR tree-optimization/31146
9380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9381 argument, single_use_p. If we have a single use that is
9382 a conversion to the definition rhs type, propagate that rhs.
9383 (forward_propagate_addr_expr): Pass single_use_p argument
9384 to forward_propagate_addr_expr_1.
9386 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9391 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9393 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9394 'AMD Family 10 core'.
9396 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9398 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
9399 and athlon64-sse3 as improved versions of k8, opteron and athlon64
9400 with SSE3 instruction set support.
9401 * doc/invoke.texi: Likewise.
9403 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9405 * config/i386/i386.c (override_options): Tuning 32-byte loop
9406 alignment for amdfam10 architecture. Increasing the max loop
9407 alignment to 24 bytes.
9409 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
9411 * config/m68k/constraints.md: New.
9412 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
9413 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9414 EXTRA_CONSTRAINT): Remove.
9415 * config/m68k/m68k.md: Include constraints.md.
9416 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
9418 2007-05-01 Ian Lance Taylor <iant@google.com>
9420 PR tree-optimization/31739
9421 * tree-vrp.c (vrp_val_is_max): New static function.
9422 (vrp_val_is_min): New static function.
9423 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
9425 (set_value_range): Use vrp_val_is_{max,min}.
9426 (extract_range_from_assert): Likewise.
9427 (extract_range_from_binary_expr): Likewise.
9428 (extract_range_from_unary_expr): Likewise.
9429 (dump_value_range, vrp_meet): Likewise.
9430 (vrp_visit_phi_node): Likewise.
9431 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
9433 2007-05-01 Mark Mitchell <mark@codesourcery.com>
9435 * config/i386/gmon-sol2.c (size_t): New type.
9436 (intptr_t): Likewise.
9437 (s_textsize): Declare as size_t.
9439 (monstartup): Use size_t for sizes.
9440 (_mcount): Save and restore registers.
9441 (internal_mcount): Pass 0 as the first argument to monstartup
9443 (moncontrol): Convert pointer to appropriately sized integer
9444 before passing to profil.
9446 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9448 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
9449 __NO_FPRS__, not just if _SOFT_DOUBLE.
9450 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
9451 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
9452 also for E500 double.
9453 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
9454 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
9457 2007-05-01 Richard Guenther <rguenther@suse.de>
9459 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
9462 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9464 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
9466 2007-05-01 Jan Hubicka <jh@suse.cz>
9468 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
9471 2007-05-01 Jan Hubicka <jh@suse.cz>
9473 * tree.h (maybe_fold_offset_to_component_ref): Remove.
9474 (maybe_fold_offset_to_reference): Declare.
9475 * fold-const.c (fold_unary): Do not fold
9476 (type *)&A into &A->field_of_type_and_offset_0
9477 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
9478 size is unknown, give up.
9479 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
9481 (maybe_fold_offset_to_reference): New.
9482 (maybe_fold_stmt_indirect): Use it.
9483 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
9484 * gimplify.c (gimplify_conversion): Canonicalize conversions to
9486 (gimplify_expr): Likewise for plus_expr.
9488 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
9490 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
9491 bsi_after_labels. Always insert statements before bsi.
9492 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9493 * predict.c (apply_return_prediction): Check for empty blocks.
9494 * cfgexpand.c (lab_rtx_for_bb): New variable.
9495 (label_rtx_for_bb): Do not create new tree labels.
9496 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
9497 (tree_expand_cfg): Initialize lab_rtx_for_bb.
9498 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
9500 (label_for_bb): Add field used.
9501 (update_eh_label, main_block_label): Mark the label used.
9502 (cleanup_dead_labels): Remove unused labels.
9504 2007-05-01 Richard Guenther <rguenther@suse.de>
9506 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
9507 if it is not about to be set.
9508 (get_value_range): Do not pre-allocate equiv bitmap.
9509 (update_value_range): No need to clear equiv field.
9510 (add_equivalence): Change prototype to get bitmap pointer.
9511 Allocate bitmap here if it is not already.
9512 (extract_range_from_assert): Do not allocate bitmap here.
9513 Update callers to add_equivalence.
9514 (extract_range_from_ssa_name): Likewise.
9515 (get_vr_for_comparison): New static helper.
9516 (compare_name_with_value): Handle NULL equiv bitmap by
9517 peeling the first iteration of the comparison loop.
9518 Use get_vr_for_comparison.
9519 (compare_names): Handle NULL equiv bitmaps by using fake
9520 ones. Use get_vr_for_comparison.
9522 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
9524 * double-int.c (mpz_set_double_int): Moved from
9525 tree-ssa-loop-niter.c.
9526 (mpz_get_double_int): Likewise; also, add option to wrap
9527 out-of-range integers.
9528 * double-int.h: New prototypes for above.
9529 * tree.c (get_static_type_bounds): Moved from
9530 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
9531 TYPE_MAX_VALUE if they exist..
9532 * tree.h: New prototype for above.
9533 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
9534 get_type_bounds calls.
9535 (mpz_set_double_int): Move to double-int.c.
9536 (get_type_bounds): Move to tree.c, rename to
9537 get_static_type_bounds.
9538 (mpz_to_double_int): Move to double-int.c, rename to
9541 2007-04-30 Bob Wilson <bob.wilson@acm.org>
9543 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
9544 DIV0 exception can fall through to a normal return.
9546 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
9550 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9551 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9552 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9553 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9554 initialize align to silence bogus warning.
9555 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9556 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9558 (struct sra_walk_fns): Remove use_all parameter from use.
9559 (sra_hash_tree): Handle BIT_FIELD_REFs.
9560 (sra_elt_hash): Don't hash bitfld blocks.
9561 (sra_elt_eq): Skip them in parent compares as well. Handle
9563 (sra_walk_expr): Don't maintain or pass down use_all_p.
9564 (scan_use): Remove use_all parameter.
9565 (scalarize_use): Likewise. Re-expand assignment to
9566 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9567 output, and re-scalarize after output. Don't mark anything
9569 (scalarize_ldst): Adjust.
9570 (scalarize_walk_gimple_modify_statement): Likewise.
9571 (build_element_name_1): Handle BIT_FIELD_REFs.
9572 (instantiate_element): Don't warn for any element whose parent
9574 (instantiate_missing_elements_1): Return the sra_elt.
9575 (canon_type_for_field): New.
9576 (try_instantiate_multiple_fields): New.
9577 (instantiate_missing_elemnts): Use them.
9578 (mark_no_warning): Removed.
9579 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9580 (REPLDUP, sra_build_elt_assignment): New.
9581 (generate_copy_inout): Use them.
9582 (generate_element_copy): Likewise. Handle bitfld differences.
9583 (generate_element_zero): Don't recurse for blocks. Use
9584 sra_build_elt_assignment.
9585 (generate_one_element_int): Take elt instead of var. Use
9586 sra_build_elt_assignment.
9587 (generate_element_init_1): Adjust.
9588 (scalarize_use, scalarize_copy): Use REPLDUP.
9589 (scalarize_ldst): Move assert before dereference.
9590 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9592 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9595 * tree.c (reconstruct_complex_type): Reconstruct a reference
9597 Also use the same mode for the pointer as the old pointer type.
9599 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9601 * doc/trouble.texi (Interoperation): Remove note about Ultrix
9604 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
9606 PR rtl-optimization/31676
9607 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
9608 (df_refs_record): Call it.
9610 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9612 * rtl.def (SS_ABS): New code.
9613 * config/bfin/bfin.c (print_operand): New modifier 'v'.
9614 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
9615 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
9616 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
9617 (bfin_init_builtins): Define them.
9618 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
9619 (bfin_expand_builtin): ... and handle the others here.
9620 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
9621 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
9622 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
9623 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
9624 operand is only HImode.
9626 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
9628 * regclass.c (scan_one_insn): Remove splitting of
9631 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
9632 Nigel Stephens <nigel@mips.com>
9634 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
9636 2007-04-28 Jan Hubicka <jh@suse.cz>
9638 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
9639 insn_locators_alloc instead of insn_locators_initialize;
9640 call reset_block_changes.
9641 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9642 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
9643 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
9644 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9645 * config/score/score.c (th_output_mi_thunk): Likewise.
9646 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9647 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
9648 tolerate uninitialized locator info.
9651 * function.c (init_function_start): Don't init line number info.
9652 (expand_function_end): Update.
9653 (reset_block_changes, record_block_change, finalize_block_changes,
9654 check_block_change, free_block_changes): Kill.
9655 * function.h (reset_block_changes, record_block_change,
9656 finalize_block_changes, check_block_change, free_block_changes):
9658 (struct function): Remove ib_boundaries_block.
9659 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9660 Use curr_insn_locator to initialize locator.
9661 (emit_line_note): Remove.
9662 * cfgexpand.c (expand_gimple_cond_expr): Update.
9663 (construct_exit_block): Likewise.
9664 (tree_expand_cfg): Initialize/finalize locators.
9665 * expr.c (expand_expr_real): Update.
9666 * cfglayout.c (line_locators_locs, line_locators_lines,
9667 file_locators_locs, file_locators_files): Remove.
9668 (set_block_levels): Move to cfgexpand.c.
9669 (insn_locators_initialize): Remove.
9670 (pass_insn_locators_initialize): Remove.
9671 (locations_locators_locs, locations_locators_vals): New static vars.
9672 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9674 (insn_locators_alloc, insn_locators_finalize,
9675 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9677 (locator_location): New.
9678 (locator_line, locator_file): Rewrite.
9679 * rtl.h (emit_line_note): Kill.
9680 (insn_locators_alloc, insn_locators_finalize,
9681 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9683 * tree-inline.c (initialize_cfun): Do not initialize
9684 ib_boundaries_block.
9685 * passes.c (pass_insn_locators_initialize): Remove.
9687 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
9689 * tree-cfg.c (move_block_to_fn): Release bb from dominance
9690 info. Update last_basic_block correctly.
9692 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
9695 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
9696 register itself to hold the offset constant. Tell flow the use
9697 of r4 and r5 when they are used.
9699 2007-04-27 Richard Guenther <rguenther@suse.de>
9701 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
9702 if we simplified anything.
9703 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
9704 warnings until we did a simplification and the stmt was not
9705 marked as TREE_NO_WARNING.
9707 2007-04-27 Mike Stump <mrs@apple.com>
9709 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
9711 2007-04-27 Ian Lance Taylor <iant@google.com>
9714 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
9715 TYPE_MAX_VALUE exist, convert them to the new type.
9717 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9719 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
9720 if it claims to be available.
9721 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
9723 (perform_tree_ssa_dce): Always free postdominators.
9725 2007-04-27 Richard Henderson <rth@redhat.com>
9727 * config/alpha/predicates.md (aligned_memory_operand): Mark
9728 as define_special_predicate.
9729 (unaligned_memory_operand, normal_memory_operand): Likewise.
9730 (reg_or_unaligned_mem_operand): Remove.
9731 (any_memory_operand): Match the documentation and check for
9732 non-renumbered pseudos during reload.
9733 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
9734 alpha_secondary_reload_class, update to new interface, make static.
9735 Handle CQImode like HImode. Remove FP subreg check.
9736 (alpha_expand_mov): Use replace_equiv_address.
9737 (alpha_expand_mov_nobwx): Use any_memory_operand.
9738 (TARGET_SECONDARY_RELOAD): New.
9739 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
9740 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9741 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
9742 * config/alpha/alpha.md: ... here.
9743 (RELOAD12, reloadmode): New.
9745 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
9746 Don't handle the aligned case here.
9747 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
9748 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
9749 reload_inhi_help. Don't expect a scratch register.
9750 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
9752 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
9754 2007-04-27 Richard Guenther <rguenther@suse.de>
9756 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
9758 2007-04-27 Richard Guenther <rguenther@suse.de>
9760 PR tree-optimization/30965
9761 PR tree-optimization/30978
9762 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
9763 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
9764 (find_equivalent_equality_comparison): Likewise.
9765 (simplify_cond): Likewise.
9766 (get_prop_source_stmt): New helper.
9767 (get_prop_dest_stmt): Likewise.
9768 (can_propagate_from): Likewise.
9769 (remove_prop_source_from_use): Likewise.
9770 (combine_cond_expr_cond): Likewise.
9771 (forward_propagate_comparison): New function.
9772 (forward_propagate_into_cond): Rewrite to use fold for
9774 (tree_ssa_forward_propagate_single_use_vars): Call
9775 forward_propagate_comparison to propagate comparisons.
9777 2007-04-27 Richard Guenther <rguenther@suse.de>
9779 PR tree-optimization/31715
9780 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
9781 sure to do computation on the offset in an appropriate
9784 2007-04-27 Richard Sandiford <richard@codesourcery.com>
9786 * reload.h (elimination_target_reg_p): Declare.
9787 * reload.c (find_reloads): Don't apply the reg_rtx move
9788 optimization if the SET_DEST satisfies elimination_target_reg_p.
9789 * reload1.c (elimination_target_reg_p): New function.
9790 (gen_reload): In the move/add2 fallback, make sure that op0
9791 does not overlap the destination register.
9793 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9795 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
9796 transform only GIMPLE_MODIFY_STMTs.
9797 * tree-complex.c (expand_complex_operations_1): Ditto.
9798 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
9799 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
9800 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
9802 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9803 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
9804 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
9805 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
9806 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
9807 slpeel_add_loop_guard): Ditto.
9808 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9809 * lambda-code.c (perfect_nestify): Ditto.
9810 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
9811 before the first statement.
9812 * tree-optimize.c (execute_free_datastructures): Fix comments.
9813 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
9814 * tree-flow.h (disband_implicit_edges): Declaration removed.
9815 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9817 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9818 COND_EXPRs without gotos.
9819 (disband_implicit_edges, has_label_p): Removed.
9820 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9821 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9823 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9825 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9826 also for COND_EXPRs.
9827 * cfgexpand.c (label_rtx_for_bb): New function.
9828 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9829 Use label_rtx_for_bb to find the labels.
9830 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9831 last block. Detect fallthru edges.
9833 2007-04-26 Ian Lance Taylor <iant@google.com>
9836 * reload.c (find_reloads_subreg_address): If the address was valid
9837 in the original mode but not in the new mode, reload the whole
9840 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9842 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9843 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9844 (cleanup_control_expr_graph): Do not invalidate dominance info.
9845 Record altered blocks.
9846 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9847 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9848 cleanup_tree_cfg_bb): New functions.
9849 (remove_forwarder_block): Do not maintain the worklist of blocks.
9850 Record altered blocks.
9851 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9853 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9854 delete_unreachable_blocks if dominators are not available.
9855 * tree-inline.c (optimize_inline_calls): Free dominance information
9857 * tree-flow.h (remove_edge_and_dominated_blocks,
9858 cfgcleanup_altered_bbs): Altered.
9859 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9861 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9863 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9864 do not invalidate dominators.
9866 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9868 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9869 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9870 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9871 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9873 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9875 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9877 2007-04-26 Richard Guenther <rguenther@suse.de>
9879 PR tree-optimization/31703
9880 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9881 the right type for the target of the bittest.
9883 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9885 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9886 ix86_sol10_return_in_memory.
9888 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9890 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
9893 2007-04-26 Jakub Jelinek <jakub@redhat.com>
9896 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
9898 PR tree-optimization/30558
9899 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
9900 clear this_state.prev_try.
9902 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9903 Mark Mitchell <mark@codesourcery.com>
9905 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
9906 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
9907 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
9909 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9912 * doc/invoke.texi (%:print-asm-header): Document.
9913 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
9915 (static_spec_functions): Add print-asm-header.
9916 (main): Print a banner before the --target-help linker options.
9917 (print_asm_header_spec_function): New function.
9919 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
9922 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
9923 (movsf_ie): Likewise.
9925 2007-04-25 Paolo Carlini <pcarlini@suse.de>
9927 * doc/extend.texi ([Type Traits]): Adjust per N2255.
9929 2007-04-25 Bob Wilson <bob.wilson@acm.org>
9931 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
9932 exception for divide-by-zero.
9933 (__umodsi3, __modsi3): Likewise.
9935 2007-04-25 Dirk Mueller <dmueller@suse.de>
9937 * c-typeck.c (build_compound_expr): Annotate warning()
9938 call with OPT_Wunused_value.
9939 * tree-ssa.c (warn_uninit): Annotate warning with
9941 * c-common.c (handle_sentinel_attribute): Annotate warning
9942 call with OPT_Wattributes.
9944 2007-04-25 Thiemo Seufer <ths@mips.com>
9946 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
9948 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
9949 on to the assembler. Improve handling of -mno-mips16. Add handling
9950 of -mno-mips3d, -mno-dsp, -mno-dspr2.
9951 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
9952 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
9953 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
9955 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
9958 * config/i386/winnt.c (i386_pe_file_end): Strip only
9959 USER_LABEL_PREFIX when writing export name.
9961 2007-04-25 Richard Sandiford <richard@codesourcery.com>
9963 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
9964 sh/elf.h, vx-common.h and vxworks.h.
9965 * config/sh/sh.h: Include config/vxworks-dummy.h.
9966 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9967 (OVERRIDE_OPTIONS): Use it.
9968 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
9969 (vxworks_picreg): New pattern.
9970 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
9971 VXWORKS_OS_CPP_BUILTINS.
9972 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
9973 to their VXWORKS_* equivalents.
9974 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9975 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
9976 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
9977 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
9978 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
9979 -mrtp/-fPIC multilibs.
9980 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
9981 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
9982 (MULTILIB_OSDIRNAMES): Delete.
9984 2007-04-25 Anatoly Sokolov <aesok@post.ru>
9987 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
9989 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
9991 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
9992 rounding mode to be specified by the caller.
9993 (real_to_mpfr) Likewise.
9994 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
9995 include new arguments.
9996 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
9998 2007-04-24 Ian Lance Taylor <iant@google.com>
10000 PR tree-optimization/31605
10001 * tree-vrp.c (set_value_range): Check that min and max are not
10002 both overflow infinities.
10003 (set_value_range_to_value): New static function.
10004 (extract_range_from_binary_expr): Call set_value_range_to_value.
10005 (extract_range_from_cond_expr): Likewise.
10006 (extract_range_from_expr): Likewise.
10007 (extract_range_from_unary_expr): Likewise. Don't create a range
10008 which overflows on both sides.
10009 (vrp_meet): Check for a useless range.
10010 (vrp_visit_phi_node): If we see a constant which looks like an
10011 overflow infinity, turn off the TREE_OVERFLOW flag.
10013 2007-04-24 Ian Lance Taylor <iant@google.com>
10015 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
10017 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
10019 PR diagnostic/25923
10020 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
10021 diagnostic message is being built.
10022 * tree-pretty-print.c (dump_generic_node): Only write the
10023 formatted text into BUFFER's stream if we are not building a
10024 diagnostic message.
10025 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
10027 * Makefile.in (toplev.o): Depend on tree-pass.h.
10029 2007-04-24 Ian Lance Taylor <iant@google.com>
10031 PR tree-optimization/31602
10032 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
10033 conditionals in the copied loop header.
10034 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
10035 warnings if TREE_NO_WARNING is set.
10036 * doc/invoke.texi (Warning Options): Clarify that
10037 -Wstrict-overflow does not warn about loops.
10039 2007-04-24 Janis Johnson <janis187@us.ibm.com>
10041 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
10042 expand on the comment about _Decimal128 arguments and check the
10043 integer result of the modulus operation; for 64-bit ELF ABI, ensure
10044 that _Decimal128 argument uses even/odd register pair.
10045 (function_arg): Ditto.
10047 2007-04-24 Hui-May Chang <hm.chang@apple.com>
10049 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
10050 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
10052 2007-04-24 Richard Guenther <rguenther@suse.de>
10053 Olga Golovanevsky <olga@il.ibm.com>
10055 * fold-const.c (multiple_of_p): Check for bottom
10058 2007-04-24 Richard Henderson <rth@redhat.com>
10060 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
10061 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
10062 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
10063 looking for non-zero bits shifted out. Avoid a recursive call
10064 when constructing the scalar.
10065 (__floatundisf): Likewise.
10067 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
10069 * dwarf2out.c (field_byte_offset): Move the existing logic
10070 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
10071 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
10073 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10076 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
10077 length argument of 0 for memset.
10078 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
10079 unsigned shift instead of the signed variant.
10081 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10083 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
10084 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
10085 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
10086 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
10087 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
10088 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
10089 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
10090 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
10091 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
10092 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
10093 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
10094 "mul<mode>3", "div<mode>3"): Insn definitions added.
10095 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
10096 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
10097 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
10098 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
10099 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
10100 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
10101 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
10102 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
10103 TARGET_FLOAT_FORMAT): Macro definitions removed.
10104 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
10105 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
10106 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
10107 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
10108 (s390_gen_rtx_const_DI): Function removed.
10109 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
10111 2007-04-24 Richard Sandiford <richard@codesourcery.com>
10113 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
10114 over an external ffs function.
10116 2007-04-24 Chao-ying Fu <fu@mips.com>
10117 Richard Sandiford <richard@nildram.co.uk>
10119 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
10120 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
10121 (smadd_widen_optab, umadd_widen_optab): Define.
10122 * optabs.c (init_optabs): Initialize smadd_widen_optab and
10124 * genopinit.c (optabs): Fill in smadd_widen_optab and
10126 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
10127 and umadd_widen_optab to implement multiply-add sequences.
10128 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
10129 (<u>maddsidi4): ...this. Extend condition to include
10130 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10131 of operand 0 to "ka" and use the three-operand form of madd<u>
10133 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
10135 * config/mips/constraints.md (ka): New register constraint.
10137 2007-04-24 Jan Hubicka <j@suse.cz>
10141 2007-04-23 Jan Hubicka <jh@suse.cz>
10142 * function.c (init_function_start): Don't init line number info.
10143 (expand_function_end): Update.
10144 (reset_block_changes, record_block_change, finalize_block_changes,
10145 check_block_change, free_block_changes): Kill.
10146 * function.h (reset_block_changes, record_block_change,
10147 finalize_block_changes, check_block_change, free_block_changes):
10149 (struct function): Remove ib_boundaries_block.
10150 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10151 Use curr_insn_locator to initialize locator.
10152 (emit_line_note): Remove.
10153 * cfgexpand.c (expand_gimple_cond_expr): Update.
10154 (construct_exit_block): Likewise.
10155 (tree_expand_cfg): Initialize/finalize locators.
10156 * expr.c (expand_expr_real): Update.
10157 * cfglayout.c (line_locators_locs, line_locators_lines,
10158 file_locators_locs, file_locators_files): Remove.
10159 (set_block_levels): Move to cfgexpand.c.
10160 (insn_locators_initialize): Remove.
10161 (pass_insn_locators_initialize): Remove.
10162 (locations_locators_locs, locations_locators_vals): New static vars.
10163 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10165 (insn_locators_alloc, insn_locators_finalize,
10166 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10168 (locator_location): New.
10169 (locator_line, locator_file): Rewrite.
10170 * rtl.h (emit_line_note): Kill.
10171 (insn_locators_alloc, insn_locators_finalize,
10172 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10174 * tree-inline.c (initialize_cfun): Do not initialize
10175 ib_boundaries_block.
10176 * passes.c (pass_insn_locators_initialize): Remove.
10178 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
10180 * doc/invoke.texi: Removed leading '-' from option index entries.
10182 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
10184 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
10186 (create_phi_node): Use set_phi_nodes.
10187 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
10188 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
10189 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
10190 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
10191 (bsi_start, bsi_last): Use bb_stmt_list.
10192 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
10193 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
10194 Traverse the statements using tsi iterator.
10195 * basic-block.h (struct basic_block_def): Fields stmt_list
10196 and phi_nodes moved to ...
10197 (struct tree_bb_info): ... new structure.
10198 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
10199 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
10200 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
10201 (tree_verify_flow_info): Verify that il.tree is not set for
10202 entry and exit block.
10203 (tree_split_block): Use set_bb_stmt_list.
10205 2007-04-23 Mike Stump <mrs@apple.com>
10207 * config/i386/i386.c (ix86_tune_features
10208 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
10211 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10213 * config/i386/i386.md (prefix_extra): New attribute.
10214 (length): Add prefix_extra.
10216 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
10217 (sse2_movntv2di): Likewise.
10218 (sse2_cvtps2dq): Likewise.
10219 (sse2_cvtpd2pi): Likewise.
10220 (sse2_cvttpd2pi): Likewise.
10221 (*sse2_cvtpd2ps): Likewise.
10222 (*add<mode>3): Likewise.
10223 (sse2_ssadd<mode>3): Likewise.
10224 (sse2_usadd<mode>3): Likewise.
10225 (*sub<mode>3): Likewise.
10226 (sse2_sssub<mode>3): Likewise.
10227 (sse2_ussub<mode>3): Likewise.
10228 (*mulv8hi3): Likewise.
10229 (*smulv8hi3_highpart): Likewise.
10230 (*umulv8hi3_highpart): Likewise.
10231 (sse2_umulv2siv2di3): Likewise.
10232 (sse2_pmaddwd): Likewise.
10233 (ashr<mode>3): Likewise.
10234 (lshr<mode>3): Likewise.
10235 (ashl<mode>3): Likewise.
10236 (sse2_ashlti3): Likewise.
10237 (sse2_lshrti3): Likewise.
10238 (*umaxv16qi3): Likewise.
10239 (*smaxv8hi3): Likewise.
10240 (*uminv16qi3): Likewise.
10241 (*sminv8hi3): Likewise.
10242 (sse2_eq<mode>3): Likewise.
10243 (sse2_gt<mode>3): Likewise.
10244 (*and<mode>3): Likewise.
10245 (sse2_nand<mode>3): Likewise.
10246 (*ior<mode>3): Likewise.
10247 (*xor<mode>3): Likewise.
10248 (sse2_packsswb): Likewise.
10249 (sse2_packssdw): Likewise.
10250 (sse2_packuswb): Likewise.
10251 (sse2_punpckhbw): Likewise.
10252 (sse2_punpcklbw): Likewise.
10253 (sse2_punpckhwd): Likewise.
10254 (sse2_punpcklwd): Likewise.
10255 (sse2_punpckhdq): Likewise.
10256 (sse2_punpckldq): Likewise.
10257 (sse2_punpckhqdq): Likewise.
10258 (sse2_punpcklqdq): Likewise.
10259 (*sse2_pinsrw): Likewise.
10260 (*sse2_pextrw): Likewise.
10261 (sse2_pshufd_1): Likewise.
10262 (sse2_uavgv16qi3): Likewise.
10263 (sse2_uavgv8hi3): Likewise.
10264 (sse2_psadbw): Likewise.
10265 (sse2_pmovmskb): Likewise.
10266 (*sse2_maskmovdqu): Likewise.
10267 (*sse2_maskmovdqu_rex64): Likewise.
10268 (sse4a_extrqi): Likewise.
10269 (sse4a_extrq): Likewise.
10270 (sse3_lddqu): Set prefix_rep.
10271 (sse3_addsubv4sf3): Likewise.
10272 (sse3_haddv4sf3): Likewise.
10273 (sse3_hsubv4sf3): Likewise.
10274 (sse_cvtss2si): Likewise.
10275 (sse_cvtss2si_2): Likewise.
10276 (sse_cvtss2siq): Likewise.
10277 (sse_cvtss2siq_2): Likewise.
10278 (sse_cvttss2si): Likewise.
10279 (sse_cvttss2siq): Likewise.
10280 (sse2_cvttps2dq): Likewise.
10281 (sse3_movshdup): Likewise.
10282 (sse3_movsldup): Likewise.
10283 (sse2_cvtsd2si): Likewise.
10284 (sse2_cvtsd2si_2): Likewise.
10285 (sse2_cvtsd2siq): Likewise.
10286 (sse2_cvtsd2siq_2): Likewise.
10287 (sse2_cvttsd2si): Likewise.
10288 (sse2_cvttsd2siq): Likewise.
10289 (*sse2_cvtpd2dq): Likewise.
10290 (*sse2_cvttpd2dq): Likewise.
10291 (sse2_pshuflw_1): Likewise.
10292 (sse2_pshufhw_1): Likewise.
10293 (sse4a_insertqi): Likewise.
10294 (sse4a_insertq): Likewise.
10295 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
10296 (ssse3_phadddv4si3): Likewise.
10297 (ssse3_phaddswv8hi3): Likewise.
10298 (ssse3_phsubwv8hi3): Likewise.
10299 (ssse3_phsubdv4si3): Likewise.
10300 (ssse3_phsubswv8hi3): Likewise.
10301 (ssse3_pmaddubswv8hi3): Likewise.
10302 (ssse3_pmulhrswv8hi3): Likewise.
10303 (ssse3_pshufbv16qi3): Likewise.
10304 (ssse3_psign<mode>3): Likewise.
10305 (ssse3_palignrti): Likewise.
10306 (abs<mode>2): Likewise.
10307 (ssse3_phaddwv4hi3): Set prefix_extra.
10308 (ssse3_phadddv2si3): Likewise.
10309 (ssse3_phaddswv4hi3): Likewise.
10310 (ssse3_phsubwv4hi3): Likewise.
10311 (ssse3_phsubdv2si3): Likewise.
10312 (ssse3_phsubswv4hi3): Likewise.
10313 (ssse3_pmaddubswv4hi3): Likewise.
10314 (ssse3_pmulhrswv4hi3): Likewise.
10315 (ssse3_pshufbv8qi3): Likewise.
10316 (ssse3_psign<mode>3): Likewise.
10317 (ssse3_palignrdi): Likewise.
10318 (abs<mode>2): Likewise.
10319 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10320 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10321 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10323 2007-04-23 Nick Clifton <nickc@redhat.com>
10325 * params.def: Fix formatting of emacs local variables.
10327 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10329 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10330 move if inter-unit move isn't allowed.
10331 Don't split moving the first element of V2DI to DI to inter-unit
10332 move if inter-unit move isn't allowed.
10334 2007-04-23 Richard Guenther <rguenther@suse.de>
10336 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10337 and CDI_POST_DOMINATORS separately.
10339 2007-04-23 Nick Clifton <nickc@redhat.com>
10341 * c.opt (Wformat-contains-nul): Add warning attribute.
10343 2007-04-23 Jan Hubicka <jh@suse.cz>
10345 * function.c (init_function_start): Don't init line number info.
10346 (expand_function_end): Update.
10347 (reset_block_changes, record_block_change, finalize_block_changes,
10348 check_block_change, free_block_changes): Kill.
10349 * function.h (reset_block_changes, record_block_change,
10350 finalize_block_changes, check_block_change, free_block_changes):
10352 (struct function): Remove ib_boundaries_block.
10353 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10354 Use curr_insn_locator to initialize locator.
10355 (emit_line_note): Remove.
10356 * cfgexpand.c (expand_gimple_cond_expr): Update.
10357 (construct_exit_block): Likewise.
10358 (tree_expand_cfg): Initialize/finalize locators.
10359 * expr.c (expand_expr_real): Update.
10360 * cfglayout.c (line_locators_locs, line_locators_lines,
10361 file_locators_locs, file_locators_files): Remove.
10362 (set_block_levels): Move to cfgexpand.c.
10363 (insn_locators_initialize): Remove.
10364 (pass_insn_locators_initialize): Remove.
10365 (locations_locators_locs, locations_locators_vals): New static vars.
10366 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10368 (insn_locators_alloc, insn_locators_finalize,
10369 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10371 (locator_location): New.
10372 (locator_line, locator_file): Rewrite.
10373 * rtl.h (emit_line_note): Kill.
10374 (insn_locators_alloc, insn_locators_finalize,
10375 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10377 * tree-inline.c (initialize_cfun): Do not initialize
10378 ib_boundaries_block.
10379 * passes.c (pass_insn_locators_initialize): Remove.
10381 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10383 PR middle-end/31448
10384 * expr.c (reduce_to_bit_field_precision): Handle
10387 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10389 PR tree-optimization/24659
10390 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10391 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10392 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10393 * genopinit.c (optabs): Rename vec_pack_mod_optab
10394 to vec_pack_trunc_optab.
10395 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10396 early for scalar floating point operands for NOP_EXPR.
10397 (vectorizable_type_promotion): Ditto.
10398 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
10399 vec_pack_trunc_optab.
10400 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
10402 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
10403 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
10404 Rename from VEC_PACK_MOD_EXPR.
10405 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
10406 * expr.c (expand_expr_real_1): Ditto.
10407 * tree-inline.c (estimate_num_insns_1): Ditto.
10408 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10410 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
10411 (vec_unpacks_lo_v4sf): Ditto.
10412 (vec_pack_trunc_v2df): Ditto.
10413 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
10414 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10415 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
10417 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
10419 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10421 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
10422 Rename from VEC_PACK_MOD_EXPR. This expression also represent
10423 packing of floating point operands.
10424 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
10425 represent unpacking of floating point operands.
10426 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
10427 [vec_unpacks_hi]: Ditto.
10428 [vec_unpacks_lo]: Ditto.
10430 2007-04-22 Jan Hubicka <jh@suse.cz>
10432 * final.c (rest_of_handle_final): Call
10433 targetm.asm_out.constructor/targetm.asm_out.destructor
10434 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
10435 proper priority via decl_*_priority_insert.
10436 * c-common.c (c_expand_body): Likewise.
10438 2007-04-22 Richard Guenther <rguenther@suse.de>
10440 PR tree-optimization/29789
10441 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
10442 (rewrite_reciprocal): New helper split out from
10443 determine_invariantness_stmt.
10444 (rewrite_bittest): Likewise.
10445 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
10446 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
10449 2007-04-22 Revital Eres <eres@il.ibm.com>
10451 * loop-unroll.c (var_to_expand): New field to support also
10452 insns of the form x = something + x.
10453 (analyze_insn_to_expand_var): Use it.
10454 (expand_var_during_unrolling): Likewise.
10456 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10458 * predict.c: Include pointer-set.h.
10459 (bb_predictions): New variable.
10460 (tree_predicted_by_p, tree_predict_edge,
10461 remove_predictions_associated_with_edge): Use bb_predictions map
10462 instead of bb->predictions.
10463 (clear_bb_predictions, assert_is_empty): New functions.
10464 (combine_predictions_for_bb): Use bb_predictions map. Call
10465 clear_bb_predictions.
10466 (tree_estimate_probability): Create and free bb_predictions map.
10467 * Makefile.in (predict.o): Add pointer-set.h dependency.
10468 * basic-block.h (struct basic_block_def): Remove predictions
10470 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
10472 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10475 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
10478 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10480 * timevar.c (timevar_print): Change reference of --disable-checking to
10481 --enable-checking=release. Also warn if assert checking is disabled.
10483 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10486 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
10487 decl as addressable if the compound literal was marked as
10489 Mark the decl as a gimple register if it is a complex or
10490 vector decl and does not live in memory.
10492 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10494 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
10495 (GENERIC_NEXT): New function macro.
10496 (PHI_CHAIN): Use phi_node's new chain variable.
10497 (tree_phi_node): Change tree_common to tree_base
10498 and add the chain field.
10499 * tree-phinodes.c (make_phi_node): Don't set
10500 TREE_TYPE on the new node.
10501 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
10502 instead of checking GIMPLE_TUPLE_P in chain_next.
10503 * tree-vect-transform.c
10504 (get_initial_def_for_induction): Look at
10505 PHI_RESULT_TREE for the type of the phi node.
10506 (update_vuses_to_preheader): Use PHI_CHAIN
10507 instead of TREE_CHAIN on the phi node.
10508 * tree-ssa-structalias.c (compute_points_to_sets):
10510 (ipa_pta_execute): Likewise.
10512 2007-04-21 Richard Guenther <rguenther@suse.de>
10514 PR middle-end/31136
10515 * fold-const.c (fold_unary): Call fold_convert_const on the
10518 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
10520 * gcse.c (store_killed_in_insn): Handle PARALLELs.
10521 (store_killed_in_pat): New.
10523 2007-04-20 Richard Henderson <rth@redhat.com>
10526 * config/i386/i386.c (type_has_variadic_args_p): Look for any
10527 TREE_LIST with a void_type_node value, not void_list_node exactly.
10529 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
10531 * doc/standards.texi: Re-arrange into language-specific
10532 subsections. Add a C++ section, documenting which standards we
10535 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10537 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
10538 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
10540 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
10542 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
10543 ecrti.o and crtbegin.o.
10544 (LIB_DEFAULT_SPEC): Include -lc.
10545 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
10547 2007-04-20 Richard Henderson <rth@redhat.com>
10550 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
10551 argument; update all callers.
10552 (get_unaligned_offset): New.
10553 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
10554 get_unaligned_address, just pass on the address directly.
10555 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
10556 the subreg in the helper patterns.
10557 (unaligned_extendqidi_le): Use get_unaligned_offset.
10558 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
10559 (unaligned_extendhidi_be): Likewise.
10560 (unaligned_extendhidi): Tidy.
10561 * config/alpha/alpha-protos.h: Update.
10563 2007-04-20 Richard Henderson <rth@redhat.com>
10565 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
10566 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
10567 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
10568 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10569 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10570 (CPP_SPEC): Don't include %(cpp_subtarget).
10571 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
10572 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10573 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
10575 2007-04-20 Jakub Jelinek <jakub@redhat.com>
10577 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
10578 for __builtin_ia32_cmpordss.
10580 PR tree-optimization/31632
10581 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
10582 and arg1 for optimizations of comparison against min/max values.
10583 Fold arg0 to arg1's type for optimizations of comparison against
10584 min+1 and max-1 values.
10586 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
10588 * reload.c (combine_reloads): When trying to use a dying register,
10589 check whether it's uninitialized and don't use if so.
10591 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
10593 * fold-const.c: Remove prototypes for native_encode_expr and
10594 native_interpret_expr.
10595 (native_encode_expr): Make non-static.
10596 (native_interpret_expr): Likewise.
10597 * tree.h: Add prototypes for the above.
10599 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10601 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
10602 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
10603 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
10604 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
10605 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
10606 Add length attributes.
10608 2007-04-19 Janis Johnson <janis187@us.ibm.com>
10610 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
10613 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
10614 __STDC_WANT_DEC_FP__.
10616 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10618 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
10619 for long double compatibility.
10620 * configure: Regenerate.
10622 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10624 PR rtl-optimization/29841
10625 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
10627 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
10628 that may cause control flow transfer from being moved.
10630 2007-04-18 Jan Hubicka <jh@suse.cz>
10632 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
10635 2007-04-18 Eric Christopher <echristo@apple.com>
10637 * config/rs6000/darwin.md (load_macho_picbase): Use link register
10638 only. Update operands.
10639 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
10640 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
10641 link register to pic register.
10643 2007-04-18 Dirk Mueller <dmueller@suse.de>
10645 PR diagnostic/31227
10646 * tree-vrp.c (search_for_addr_array): New.
10647 (check_array_bounds): Suppress warning about
10648 address taken of array refs if its not de-referenced.
10650 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10652 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
10653 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
10655 * tree-vectorizer.h (NITERS_KNOWN_P): New.
10656 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
10657 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
10659 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
10661 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
10663 (vect_analyze_scalar_cycles): Fix indentation.
10664 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
10665 (vect_mark_relevant): Include phis in relevance analysis.
10667 * tree-vect-transform.c (vect_transform_loop): Add an assert.
10669 2007-04-18 Anatoly Sokolov <aesok@post.ru>
10671 * config/avr/avr.c (ptrreg_to_str): Replace error() with
10672 output_operand_lossage().
10674 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10676 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
10677 the unused code for reduction without adjust-in-epilog to simplify the
10680 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
10682 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
10683 (S390_TDC_NEGATIVE_ZERO): New constant.
10684 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
10685 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
10686 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
10687 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
10688 (S390_TDC_POSITIVE_INFINITY): New constant.
10689 (S390_TDC_NEGATIVE_INFINITY): New constant.
10690 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
10691 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
10692 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
10693 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
10694 (S390_TDC_INFINITY): New constant.
10695 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
10696 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
10697 optimization for UNSPEC_CCZ_TO_INT.
10698 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
10699 ("*ccz_to_int"): New insn.
10700 ("isinf<mode>2"): New insn.
10701 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
10702 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
10703 (UNSPEC_CCZ_TO_INT): New constant.
10705 2007-04-18 Richard Guenther <rguenther@suse.de>
10707 PR tree-optimization/19431
10708 PR tree-optimization/21463
10709 * tree-pass.h (pass_phiprop): Declare.
10710 * passes.c (init_optimization_passes): New phiprop pass.
10711 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
10712 (phivn_valid_p): New helper function.
10713 (phiprop_insert_phi): Likewise.
10714 (propagate_with_phi): Likewise.
10715 (tree_ssa_phiprop): New propagator propagating loads
10716 through phi nodes if profitable.
10718 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10720 * tree-vect-analyze.c (process_use): New function.
10721 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
10722 Check phis in all bbs.
10723 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
10726 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
10728 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
10731 2007-04-17 Anatoly Sokolov <aesok@post.ru>
10734 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
10737 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
10739 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
10741 (sse_vmmulv4sf3): Likewise.
10742 (sse2_vmaddv2df3): Likewise.
10743 (sse2_vmmulv2df3): Likewise.
10745 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
10747 PR rtl-optimization/31360
10748 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
10749 (target_reg_cost): New.
10750 (init_set_costs): Initialize target_reg_cost. Add comments
10751 regarding the rationale of the costs.
10752 (global_cost_for_size): Renamed to...
10753 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
10754 of register pressure.
10755 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
10756 estimate_reg_pressure_cost. Add number of ivs.
10757 (determine_set_costs): Dump target_reg_cost.
10758 * loop-invariant.c (gain_for_invariant): Use
10759 estimate_reg_pressure_cost. Removed n_inv_uses argument.
10760 (best_gain_for_invariant, find_invariants_to_move): Remove
10762 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
10763 (target_reg_cost): Declare.
10764 (global_cost_for_size): Declaration removed.
10765 (estimate_reg_pressure_cost): Declare.
10767 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
10769 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
10770 regnos into even/odd register pairs.
10771 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
10772 TDmode similar to the other floating point modes.
10773 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
10774 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
10776 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
10777 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
10778 (movdd_hardfloat64): Use TARGET_MFPGPR.
10780 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
10782 * reload1.c (delete_output_reload): Don't count output in n_inherited.
10785 2005-01-05 Richard Henderson <rth@redhat.com>
10787 * reload1.c (do_input_reload): Restrict the optimization deleteing
10788 a previous output reload to RELOAD_FOR_INPUT.
10790 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
10792 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
10793 induc_vec_info_type.
10794 (vectorizable_induction): New function declaration.
10795 * tree-vect-transform.c (get_initial_def_for_induction): No need to
10796 check if already vectorized. Find first place in BB where new stmts
10797 can be inserted. Takes only one argument.
10798 (vectorizable_induction): New function.
10799 (vect_transform_stmt): Add case for induc_vec_info_type to call
10800 vectorizable_induction.
10801 (vect_transform_loop): Consider phis for vectorization.
10802 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
10804 (analyze_operations): Call vectorizable_induction when analyzing phis.
10806 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
10807 (vect_mark_relevant): Include phis in relevance analysis.
10808 (vect_mark_stmts_to_be_vectorize): Likewise.
10809 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
10811 2007-04-16 Lawrence Crowl <crowl@google.com>
10813 * doc/invoke.texi (Debugging Options): Add documentation for the
10814 -femit-struct-debug options -femit-struct-debug-baseonly,
10815 -femit-struct-debug-reduced, and
10816 -femit-struct-debug-detailed[=...].
10818 * c-opts.c (c_common_handle_option): Add
10819 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10820 and OPT_femit_struct_debug_detailed_.
10821 * c.opt: Add specifications for
10822 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10823 and -femit-struct-debug-detailed[=...].
10824 * opts.c (set_struct_debug_option): Parse the
10825 -femit-struct-debug-... options.
10826 * opts.c (matches_main_base, main_input_basename,
10827 main_input_baselength, base_of_path, matches_main_base): Add
10828 variables and functions to compare header base name to compilation
10830 * opts.c (should_emit_struct_debug): Add to determine to emit a
10831 structure based on the option.
10832 (dump_struct_debug) Also disabled function to debug this
10834 * opts.c (handle_options): Save the base name of the
10837 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10838 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10839 This hook indicates if a type is generic. Set it by default
10840 to "never generic".
10841 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10842 to determine if a struct type is generic or not.
10843 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10844 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10845 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10846 with live C++ hook.
10848 * flags.h (enum debug_info_usage): Add an enumeration to describe
10849 a program's use of a structure type.
10850 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10851 to indicate the program's usage of the type. Filter structs based
10852 on the -femit-struct-debug-... specification.
10853 (gen_type_die): Split into two routines, gen_type_die and
10854 gen_type_die_with_usage. gen_type_die is now a wrapper
10855 that assumes direct usage.
10856 (gen_type_die_with_usage): Replace calls to gen_type_die
10857 with gen_type_die_with_usage adding the program usage of
10858 the referenced type.
10859 (dwarf2out_imported_module_or_decl): Suppress struct debug
10860 information using should_emit_struct_debug when appropriate.
10862 2007-04-16 Ian Lance Taylor <iant@google.com>
10864 PR tree-optimization/31522
10865 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10866 (vrp_initialize): Allocate vr_phi_edge_counts.
10867 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10868 executable edge. Drop test for all constants.
10869 (vrp_finalize): Free vrp_phi_edge_counts.
10871 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10872 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10874 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10875 predecessors at head rather than tail.
10877 2007-04-16 Matthias Klose <doko@debian.org>
10879 * config/alpha/linux.h (CPP_SPEC): Define.
10880 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10882 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10884 * function.h: Remove sequence_stack extern declaration.
10886 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10888 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
10890 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
10893 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10895 * config/avr/avr.c (avr_arch_types): Rearranging array.
10896 (enum avr_arch): Add.
10897 (avr_mcu_types): Use avr_arch enumeration constants instead of
10899 * config/avr/avr.h (LINK_SPEC): Simplify.
10901 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
10903 * config/m68k/m68k.c (m68k_libcall_value,
10904 m68k_function_value): Use macros for register names more.
10906 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
10908 (M68K_REGNAME): Use A6_REG.
10909 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
10911 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10913 PR middle-end/28071
10914 * sched-int.h (struct deps): Split field 'pending_lists_length' into
10915 'pending_read_list_length' and 'pending_write_list_length'. Update
10917 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
10918 to handle two length counters instead of one. Update all uses.
10919 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10920 two length counters instead of one.
10921 * sched-rgn.c (propagate_deps): Update to handle two length counters
10924 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
10927 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
10928 copy of source, pass it to ix86_expand_vector_set and return
10931 2007-04-16 David Ung <davidu@mips.com>
10932 Joseph Myers <joseph@codesourcery.com>
10934 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
10935 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
10936 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
10937 Add 74K processor information.
10938 * config/mips/mips.md: Include 74k.md.
10939 (cpu): Add 74kc,74kf,74kx.
10940 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
10941 * config/mips/74k.md: New.
10942 * doc/invoke.texi (MIPS Options): Document 74K support.
10944 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
10946 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
10947 vectorizable_* functions.
10948 * tree-vect-transform.c (vectorizable_call): Add check for
10949 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
10950 (vectorizable_store): likewise.
10951 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10953 (vectorizable_operation, vectorizable_type_demotion): Likewise.
10954 (vectorizable_type_promotion, vectorizable_load): Likewise.
10955 (vectorizable_live_operation, vectorizable_condition): Likewise.
10956 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
10958 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
10960 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10962 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
10963 register numbers more.
10964 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
10965 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
10966 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
10967 FUNCTION_VALUE_REGNO_P): Likewise.
10968 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
10969 STATIC_CHAIN_REGNUM): Likewise.
10970 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
10971 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
10972 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
10973 * config/m68k/m68k.md (FP_REG): New.
10975 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10977 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
10980 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
10982 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
10983 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
10986 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
10988 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
10991 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10994 * c-decl.c (finish_decl): Grab the type of the decl after the call
10995 to store_init_value.
10997 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
10999 * common.opt (fforward-propagate): Fix "Optimization" annotation.
11001 2007-04-14 Jakub Jelinek <jakub@redhat.com>
11004 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
11005 dominators, post dominators and cleanup cfg before returning.
11007 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
11009 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
11010 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
11012 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
11014 * config.gcc: Recognize fido.
11015 * config/m68k/m68k-devices.def (fidoa): New.
11016 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
11018 (FL_FIDOA, TARGET_FIDOA): New.
11019 * config/m68k/m68k.opt (mfidoa): New.
11021 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11023 PR middle-end/31322
11024 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
11025 when a personality function is used.
11027 2007-04-13 Bob Wilson <bob.wilson@acm.org>
11029 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
11031 2007-04-13 Mike Stump <mrs@apple.com>
11033 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
11035 * config/darwin.opt (fapple-kext): Make C++ only.
11036 * config/darwin.c (darwin_override_options): Remove code to ensure
11037 -fapple-kext is given for C++ only.
11039 2007-04-13 Richard Sandiford <richard@codesourcery.com>
11041 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
11042 * config/mips/mips.c (override_options): Call
11043 SUBTARGET_OVERRIDE_OPTIONS, if defined.
11045 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11047 * config/i386/i386.opt (msvr3-shlib): Removed.
11049 * doc/invoke.texi: Remove -msvr3-shlib.
11051 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11053 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
11054 with "popcnt" instruction.
11056 2007-04-13 Richard Guenther <rguenther@suse.de>
11058 PR tree-optimization/21258
11059 * tree-vrp.c (compare_case_labels): New helper.
11060 (find_switch_asserts): New function.
11061 (find_assert_locations): Call it for SWITCH_EXPRs.
11063 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
11065 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
11066 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
11067 check is now implied in X87_FLOAT_MODE_P.
11068 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11069 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11070 (fix_trunc<mode>_i386_fisttp): Ditto.
11071 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11072 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11073 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11074 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11075 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11076 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11077 (unnamed_splitters): Ditto.
11078 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
11079 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
11080 FIRST_SSE_REG for local functions when SSE math is enabled or
11081 for functions with sseregparm attribute.
11082 (standard_80387_constant_p): Return -1 if mode is not
11084 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
11085 (ix86_expand_compare): Ditto.
11086 (ix86_expand_carry_flag_compare): Ditto.
11087 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
11088 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
11089 DECIMAL_FLOAT_MODE_P.
11090 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
11091 of SCALAR_FLOAT_MODE_P.
11092 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
11093 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
11094 checks before FLOAT_MODE_P.
11095 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
11096 before FLOAT_MODE_P.
11101 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
11103 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
11104 Charles Wilson <libtool@cwilson.fastmail.fm>
11106 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
11107 (libgcc.mvars): Don't depend on them.
11108 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
11109 * exec-tool.in: New.
11111 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
11113 * doc/invoke.text (--help): Document --help=common.
11115 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
11117 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
11119 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11121 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
11122 * genemit.c (main): Emit #include "integrate.h".
11123 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
11124 (LOADGP_RTP): New mips_loadgp_style.
11125 * config/mips/mips.h: Include config/vxworks-dummy.h.
11126 (TARGET_RTP_PIC): New macro.
11127 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
11128 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
11129 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
11130 for TARGET_RTP_PIC.
11131 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
11132 -mvxworks-pic when using -mrtp and a PIC option.
11133 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
11135 (mips_symbolic_constant_p, mips_symbolic_address_p)
11136 (mips_symbol_insns): Handle SYMBOL_HALF.
11137 (override_options): Warn about -G and -mrtp being used together.
11138 Initialize mips_lo_relocs[SYMBOL_HALF].
11139 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
11140 (mips_emit_loadgp): Handle LOADGP_RTP.
11141 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
11142 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
11143 (tablejump): Handle function-relative case table entries if
11145 * config/mips/predicates.md (symbol_ref_operand): New predicate.
11147 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11149 * config/mips/mips.md (load_call<mode>): Allow any general register.
11151 (sibcall_value_internal, sibcall_value_multiple_internal)
11152 (call_value_internal, call_value_split, call_value_multiple_internal)
11153 (call_value_multiple_split): Remove constraints from operand 0.
11155 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11157 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
11158 rather than loadgp_noshared.
11159 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
11160 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
11162 * config/mips/mips.md (loadgp): Rename to...
11163 (loadgp_newabi): ...this.
11164 (loadgp_noshared): Rename to...
11165 (loadgp_absolute): ...this.
11167 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11169 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
11170 false for locally-binding symbols.
11171 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
11173 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11175 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
11176 (SYMBOL_GOT_PAGE_OFST): ...this.
11177 (SYMBOL_GOT_GLOBAL): Rename to...
11178 (SYMBOL_GOT_DISP): ...this.
11179 (SYMBOL_GOTOFF_GLOBAL): Rename to...
11180 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
11181 * config/mips/mips.c (mips_global_symbol_p): New function.
11182 (mips_symbol_binds_local_p): Likewise.
11183 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
11184 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
11185 mips_global_symbol_p and mips_symbol_binds_local_p.
11186 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11187 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
11188 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
11189 SYMBOL_GOTOFF_DISP.
11190 (mips_ok_for_lazy_binding_p): New function.
11191 (mips_load_call_address, mips_expand_call): Use it.
11192 (mips_dangerous_for_la25_p): Likewise.
11193 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
11194 (*got_disp<mode>): Use got_disp_operand instead of
11195 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
11196 SYMBOL_GOTOFF_GLOBAL.
11197 (*got_page<mode>): Use got_page_ofst_operand instead of
11199 * config/mips/predicates.md (const_call_insn_operand): Use
11200 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
11201 (global_got_operand): Rename to...
11202 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
11204 (local_got_operand): Rename to...
11205 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
11206 of SYMBOL_GOT_LOCAL.
11208 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11210 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
11211 TARGET_CALL_CLOBBERED_GP.
11212 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11213 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
11214 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
11215 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
11216 of TARGET_ABICALLS && !TARGET_NEWABI.
11217 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11218 * config/mips/mips.c (mips_load_call_address): Check
11219 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11220 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11221 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11222 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
11223 TARGET_ABICALLS && TARGET_NEWABI.
11224 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
11226 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
11227 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
11228 TARGET_ABICALLS && TARGET_NEWABI.
11229 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
11230 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
11231 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
11232 whether indirect calls must use $25.
11233 (mips_extra_live_on_entry): Check TARGET_GOT instead of
11235 * config/mips/mips.md (jal_macro): Check flag_pic and
11236 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
11237 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
11238 instead of TARGET_ABICALLS.
11239 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
11240 TARGET_ABICALLS && TARGET_OLDABI.
11241 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11242 (sibcall): In the comment above the define_insn, mention
11243 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
11244 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
11245 instead of TARGET_ABICALLS.
11247 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11249 * doc/md.texi (Blackfin family constraints): Document PA and PB.
11250 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
11251 (MACFLAGS_MATCH_P): New macro.
11252 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
11253 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
11254 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
11255 the other MACFLAG constants.
11256 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11257 (flag_machi): Tighten constraints. Renumber some of the operands.
11258 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
11260 (flag_machi_parts_acconly): New pattern.
11261 (flag_macinithi): Tighten constraints. Allow any accumulator to be
11263 (flag_macinit1hi): Tighten constraints.
11264 (flag_mul_macv2hi_parts_acconly): New pattern.
11266 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
11267 Use a more efficient implementation.
11268 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
11269 inline sequences when not optimizing for size.
11271 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
11272 movhi_high2low): Delete, merge functionality into...
11273 (packv2hi): ... this pattern.
11275 2007-02-11 Jie Zhang <jie.zhang@analog.com>
11276 * config/bfin/bfin.opt (msim): New option.
11277 (mcpu=): New option.
11278 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
11279 (bfin_cpu_t): Typedef of enum bfin_cpu.
11280 (bfin_cpu_type): New declaration.
11281 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
11282 -msim and -mcpu= options.
11283 (LIB_SPEC): Likewise.
11284 * config/bfin/bfin.c (bfin_cpu_type): Define.
11285 (bfin_handle_option): Handle -mcpu= option.
11286 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
11287 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
11288 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
11290 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11292 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
11293 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
11294 (powerpc-wrs-vxworksae): Use ${tm_file}.
11295 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
11296 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
11297 * config/i386/vx-common.h: New file.
11299 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11301 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
11304 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
11306 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11309 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11313 * c-common.c (c_build_qualified_type): Set canonical type
11316 2007-04-12 Richard Guenther <rguenther@suse.de>
11318 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11319 lower bound and element size if lower bound is not zero
11320 or either of the ARRAY_REF operands is set.
11322 2007-04-12 Richard Guenther <rguenther@suse.de>
11324 PR tree-optimization/24689
11325 PR tree-optimization/31307
11326 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11328 * gimplify.c (canonicalize_addr_expr): To be consistent with
11329 gimplify_compound_lval only set operands two and three of
11330 ARRAY_REFs if they are not gimple_min_invariant. This makes
11331 it never at this place.
11332 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11334 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11336 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11337 null before emitting a .nsubspa directive.
11339 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11341 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11342 need_to_partition_p if there are no memory statements in the
11345 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11347 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11348 (gcd_of_steps_may_divide_p): New function.
11349 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11351 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11353 * reload.c (find_reloads_toplev, find_reloads_address,
11354 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11355 not a pointer equality test, to decide if we need to call
11356 push_reg_equiv_alt_mem.
11358 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11360 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11361 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11363 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11365 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11367 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11368 vector to be positive.
11370 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11374 * doc/invoke.texi: Document --params max-aliased-vops and
11376 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11377 debug_memory_partitions): Move to tree-flow.h
11378 * params.h (AVG_ALIASED_VOPS): Define.
11379 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11381 (mp_info_t): Likewise.
11382 (get_mem_sym_stats_for): New.
11383 (set_memory_partition): Move from tree-flow-inline.h.
11384 (mark_non_addressable): Only clear the set of symbols for the
11385 partition if it exists.
11386 (dump_memory_partitions): Move from tree-ssa-operands.c
11387 (debug_memory_partitions): Likewise.
11388 (need_to_partition_p): New.
11389 (dump_mem_ref_stats): New.
11390 (debug_mem_ref_stats): New.
11391 (dump_mem_sym_stats): New.
11392 (debug_mem_sym_stats): New.
11393 (update_mem_sym_stats_from_stmt): New.
11394 (compare_mp_info_entries): New.
11395 (mp_info_cmp): Call it.
11396 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11398 (get_mpt_for): Move from tree-ssa-operands.c.
11399 (find_partition_for): New.
11400 (create_partition_for): Remove.
11401 (estimate_vop_reduction): New.
11402 (update_reference_counts): New.
11403 (build_mp_info): New.
11404 (compute_memory_partitions): Refactor.
11405 Document new heuristic.
11406 Call build_mp_info, update_reference_counts,
11407 find_partition_for and estimate_vop_reduction.
11408 (compute_may_aliases): Populate virtual operands before
11409 calling debugging dumps.
11410 (delete_mem_sym_stats): New.
11411 (delete_mem_ref_stats): New.
11412 (init_mem_ref_stats): New.
11413 (init_alias_info): Call it.
11414 (maybe_create_global_var): Remove alias_info argument.
11415 Get number of call sites and number of pure/const call sites
11416 from gimple_mem_ref_stats().
11417 (dump_alias_info): Call dump_memory_partitions first.
11418 (dump_points_to_info_for): Show how many times a pointer has
11420 * opts.c (decode_options): For -O2 set --param
11421 max-aliased-vops to 500.
11422 For -O3 set --param max-aliased-vops to 1000 and --param
11423 avg-aliased-vops to 3.
11424 * fortran/options.c (gfc_init_options): Remove assignment to
11426 * tree-flow-inline.h (gimple_mem_ref_stats): New.
11427 * tree-dfa.c (dump_variable): Dump memory reference
11429 Dump NO_ALIAS* settings.
11430 (referenced_var_lookup): Tidy.
11431 (mem_sym_stats): New.
11432 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
11433 and ORIG are different SSA names for a memory partition.
11434 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
11435 * tree-flow.h (struct mem_sym_stats_d): Define.
11436 (mem_sym_stats_t): Define.
11437 (struct mem_ref_stats_d): Define.
11438 (struct gimple_df): Add field mem_ref_stats.
11439 (enum noalias_state): Define.
11440 (struct var_ann_d): Add bitfield noalias_state.
11441 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
11442 debug_mem_ref_stats, debug_memory_partitions,
11443 debug_mem_sym_stats): Declare.
11444 * tree-ssa-structalias.c (update_alias_info): Update call
11445 sites, pure/const call sites and asm sites in structure
11446 returned by gimple_mem_ref_stats.
11447 Remove local variable IS_POTENTIAL_DEREF.
11448 Increase NUM_DEREFS if the memory expression is a potential
11450 Call update_mem_sym_stats_from_stmt.
11451 If the memory references memory, call
11452 update_mem_sym_stats_from_stmt for all the direct memory
11453 symbol references found.
11454 (intra_create_variable_infos): Set noalias_state field for
11455 pointer arguments according to the value of
11456 flag_argument_noalias.
11457 * tree-ssa-structalias.h (struct alias_info): Remove fields
11458 num_calls_found and num_pure_const_calls_found.
11459 (update_mem_sym_stats_from_stmt): Declare.
11460 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
11461 Set default value to 100.
11462 (PARAM_AVG_ALIASED_VOPS): Define.
11464 2007-04-11 Richard Guenther <rguenther@suse.de>
11466 PR middle-end/31530
11467 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11468 a * -b + c as c - a * b if we honor sign dependent rounding.
11470 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11472 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
11473 bfin_expand_strmov.
11474 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
11475 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
11477 (initialize_trampoline): Don't use old-style function definition.
11478 (bfin_secondary_reload): Mark IN_P argument as unused.
11480 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
11482 PR tree-optimization/31343
11483 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
11484 (build_polynomial_chrec): Return a scalar when the evolution is zero.
11485 * testsuite/gcc.dg/vect/pr31343.c: New.
11487 2007-04-10 Eric Christopher <echristo@apple.com>
11489 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
11490 * config/i386/i386.md (*cmpfp0): Use.
11491 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11492 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11493 (fix_trunc<mode>_i386_fisttp): Ditto.
11494 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11495 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11496 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11497 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11498 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11499 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11500 (unnamed_splitters): Ditto.
11501 * config/i386/i386.c (output_fix_trunc): Assert that
11502 we're not being passed a TFmode operand.
11504 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
11506 PR tree-optimization/31526
11507 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
11508 n_basic_blocks to find newly added blocks.
11510 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
11512 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
11514 (fix_trunc<mode>si_sse): Ditto.
11515 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
11516 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
11517 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
11518 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
11519 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
11520 expander using SSEMODEF mode macro.
11521 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
11522 expander using SSEMODEF mode macro.
11523 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
11524 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
11525 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
11526 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
11527 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
11528 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
11529 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
11530 Macroize insn using X87MODEF mode macro.
11532 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
11534 * config/i386/sse.md (sse2_pinsrw): Removed.
11535 (sse2_pextrw): Renamed to ...
11536 (*sse2_pextrw): This.
11538 2007-04-09 Jan Hubicka <jh@suse.cz>
11541 * config/i386/sse.md
11542 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
11543 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
11544 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
11545 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
11547 2007-04-09 Jan Hubicka <jh@suse.cz>
11549 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
11550 multiple fields of union.
11552 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
11554 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
11555 (create_preheaders): Check that loops are available.
11556 (fix_loop_structure): Clean up, improve comments.
11557 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
11558 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
11560 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
11561 * predict.c (tree_estimate_probability): Do not call
11562 calculate_dominance_info. Call create_preheaders.
11563 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
11564 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
11566 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
11567 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
11568 * tree-cfg.c (tree_split_edge): Make an assert more precise.
11569 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
11572 2007-04-08 Jan Hubicka <jh@suse.cz>
11574 * tree.h (maybe_fold_offset_to_component_ref): Declare.
11575 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
11576 * fold-const.c (fold_unary): Use it.
11578 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11580 * varasm.c (assemble_variable): Remove call to
11581 lang_hooks.decls.prepare_assemble_variable.
11582 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
11583 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
11584 * langhooks.h (lang_hooks_for_decls): Remove
11585 prepare_assemble_variable.
11587 2007-04-08 Mike Stump <mrs@apple.com>
11589 * config/i386/i386.c: Use inc/dec on Core2.
11591 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
11593 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
11594 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11595 lhd_tree_inlining_end_inlining): Remove.
11596 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
11597 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
11598 end_inlining hooks.
11599 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
11600 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11601 lhd_tree_inlining_end_inlining): Remove prototypes.
11602 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
11603 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11604 LANG_HOOKS_TREE_INLINING_START_INLINING,
11605 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
11607 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
11610 2007-04-08 Anatoly Sokolov <aesok@post.ru>
11613 * config/avr/predicates.md (io_address_operand): Delete predicate.
11614 (low_io_address_operand): Don't use 'mode' argument.
11615 (higth_io_address_operand): Rename ...
11616 (high_io_address_operand): ... to this. Don't use 'mode' argument.
11617 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
11620 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
11622 Revert change removing staticp.
11624 2007-04-07 Anatoly Sokolov <aesok@post.ru>
11627 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
11630 2007-04-07 Bruce Korb <bkorb@gnu.org>
11632 * c.opt: Add -Wformat-contains-nul.
11633 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
11635 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
11636 the NUL byte warning.
11638 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11640 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
11642 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11644 * tree.c (staticp): No longer use staticp langhook.
11645 * langhooks.c (lhd_staticp): Removed.
11646 * langhooks.h (struct lang_hooks): Remove staticp.
11647 * c-common.c (c_staticp): Remove.
11648 * c-common.h (c_staticp): Ditto.
11649 * langhooks-defs.h (lhd_staticp): Ditto.
11650 (LHD_HOOKS_STATICP): Ditto
11651 * tree.h (gcc_assert_lowered): New macro.
11653 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11655 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
11656 argument "reliable".
11657 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
11658 Add argument "reliable". Propagate it through calls.
11659 (infer_loop_bounds_from_undefined): Derive number of iterations
11660 estimates from references in blocks that do not dominate loop latch.
11661 (gcov_type_to_double_int): New function.
11662 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
11663 and expected_loop_iterations_unbounded.
11664 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
11665 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
11666 * tree-data-ref.c (estimated_loop_iterations): Export.
11667 (get_references_in_stmt): Fix -- do not return addresses of local
11669 * cfgloop.h (expected_loop_iterations_unbounded,
11670 estimated_loop_iterations): Declare.
11672 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11674 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11676 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11678 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
11679 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
11680 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
11681 Use output_387_reg_move().
11682 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
11683 expander using X87MODEF12 mode macro.
11684 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
11685 choosing register preferences. Use output_387_reg_move().
11686 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
11687 instead of "x". Use output_387_reg_move().
11688 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
11689 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
11690 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
11691 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
11692 Use output_387_reg_move().
11693 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
11695 (*truncxf?f_i387 splitter): Ditto.
11697 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11699 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11700 LANG_HOOKS_SAFE_FROM_P.
11701 * expr.c (safe_from_p): Remove langhook call.
11702 * langhooks.h (lang_hooks): Remove safe_from_p.
11703 (lhd_safe_from_p): Remove prototype.
11704 * langhooks.c (lhd_safe_from_p): Remove.
11706 2007-04-06 Jan Hubicka <jh@suse.cz>
11708 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
11711 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
11714 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
11715 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
11716 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
11718 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
11719 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
11721 2007-04-05 Richard Henderson <rth@redhat.com>
11723 * config/alpha/alpha.c (print_operand) [+]: Remove.
11724 (alpha_end_function): Print nop if call at end of function.
11725 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
11726 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
11727 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
11728 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
11729 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
11730 the call pattern. Update peepholes to match.
11732 2007-04-05 Janis Johnson <janis187@us.ibm.com>
11734 * doc/extend.texi (Other Builtins): Add decimal float variants
11736 * builtins.def: Ditto.
11737 * builtins.c (expand_builtin): Ditto.
11739 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
11740 H.J. Lu <hongjiu.lu@intel.com>
11743 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
11744 of V8HImode when calling ix86_binary_operator_ok.
11745 (sse2_pmaddwd): Call ix86_binary_operator_ok.
11746 (sdot_prodv8hi): Operands 1 and 2 must be register.
11748 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11750 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11751 initialize align to silence bogus warning.
11753 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11755 PR middle-end/22156
11756 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11758 (struct sra_walk_fns): Remove use_all parameter from use.
11759 (sra_hash_tree): Handle BIT_FIELD_REFs.
11760 (sra_elt_hash): Don't hash bitfld blocks.
11761 (sra_elt_eq): Skip them in parent compares as well. Handle
11763 (sra_walk_expr): Don't maintain or pass down use_all_p.
11764 (scan_use): Remove use_all parameter.
11765 (scalarize_use): Likewise. Re-expand assignment to
11766 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11767 output, and re-scalarize after output. Don't mark anything
11769 (scalarize_ldst): Adjust.
11770 (scalarize_walk_gimple_modify_statement): Likewise.
11771 (build_element_name_1): Handle BIT_FIELD_REFs.
11772 (instantiate_element): Don't warn for any element whose parent
11773 is used as a whole.
11774 (instantiate_missing_elements_1): Return the sra_elt.
11775 (canon_type_for_field): New.
11776 (try_instantiate_multiple_fields): New.
11777 (instantiate_missing_elemnts): Use them.
11778 (mark_no_warning): Removed.
11779 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11780 (REPLDUP, sra_build_elt_assignment): New.
11781 (generate_copy_inout): Use them.
11782 (generate_element_copy): Likewise. Handle bitfld differences.
11783 (generate_element_zero): Don't recurse for blocks. Use
11784 sra_build_elt_assignment.
11785 (generate_one_element_int): Take elt instead of var. Use
11786 sra_build_elt_assignment.
11787 (generate_element_init_1): Adjust.
11788 (scalarize_use, scalarize_copy): Use REPLDUP.
11789 (scalarize_ldst): Move assert before dereference.
11790 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11792 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11794 * regmove.c: Fix unused variable warnings due to previous commit.
11796 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11798 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
11799 (regmove_bb_head): Remove.
11800 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
11801 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
11802 problems with fixup_match_1.
11803 Don't initialize/free regmove_bb_head.
11805 (reg_is_remote_constant_p): If an insn is in the same basic block
11806 but not before INSN, consider it remote, too.
11808 2007-04-05 Anatoly Sokolov <aesok@post.ru>
11811 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
11812 DECL_ASSEMBLER_NAME, not the DECL_NAME.
11814 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11816 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11817 (CONDITIONAL_REGISTER_USAGE): Likewise.
11819 2007-04-04 Richard Henderson <rth@redhat.com>
11821 * config/alpha/lib1funcs.asm: Remove unused file.
11823 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11826 * opts.c (print_specific_help): Fix --help=<language>
11828 (common_handle_option): Support --help=common.
11830 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11833 * gcc.c (main): Do not run the linker if
11834 print_subprocess_help indicates that it shouldn't be
11837 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11840 * doc/invoke.texi (--help=): Document <languages> value, fix
11841 formatting in tables of values.
11843 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11845 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11846 dllimport attribute of virtual methods.
11848 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11850 * config/score/crti.asm: Change _bss_start to __bss_start.
11851 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11852 (OUTGOING_REG_PARM_STACK_SPACE) update.
11853 * config/score/score.opt: add options to make backend support
11854 score5, score5u, score7 and score7d.
11855 * config/score/score.md: Likewise.
11856 * config/score/misc.md: Likewise.
11857 * config/score/mac.md: Likewise.
11858 * doc/invoke.texi: Likewise.
11859 * doc/md.texi: update constraints define.
11861 2007-04-03 Richard Henderson <rth@redhat.com>
11863 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11864 an appropriate type, use the mode instead.
11866 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11868 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11869 Set the default --with-arch setting to mips2.
11870 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11871 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11872 (MULTILIB_OSDIRNAMES): Delete.
11873 (MULTILIB_DIRNAMES): Define.
11874 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11875 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11876 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11877 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11878 VXWORKS_OS_CPP_BUILTINS.
11879 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11880 (MIPS_DEBUGGING_INFO): Undefine.
11881 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11883 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11885 PR middle-end/30704
11886 * fold-const.c (native_encode_real): Encode real.c provided longs
11887 as a series of 32-bit native integers.
11888 (native_interpret_real): Interpret buffer as a series of 32-bit
11891 2007-04-03 Richard Guenther <rguenther@suse.de>
11893 * genpreds.c (write_insn_constraint_len): Write function
11894 optimized for CONSTRAINT_LEN implementation.
11895 (write_tm_preds_h): Output insn_constraint_len inline and
11896 use it for CONSTRAINT_LEN.
11897 (write_insn_preds_c): Don't output insn_constraint_len.
11898 * doc/md.texi (define_register_constraint): Document multi-letter
11899 constraints shall have the same length if they start with the same
11902 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11905 * config/i386/i386.md (isinf<mode>2): Expand only when
11906 TARGET_C99_FUNCTIONS is set.
11908 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
11910 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
11911 (x86_64-*-linux*): Ditto.
11912 * config/i386/i386.opt (mpc): New option.
11913 * config/i386/i386.c (overrride_options): Handle
11914 ix87_precision_string.
11915 * config/i386/crtprec.c: New file.
11916 * config/i386/t-crtpc: Ditto.
11917 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
11918 and -mpc80 options.
11919 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
11920 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
11921 crtprec32.o, crtprec64.o and crtprec80.o.
11923 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
11924 and -mpc80 options.
11925 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
11927 2007-04-02 Eric Christopher <echristo@apple.com>
11929 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
11930 limitations on darwin.
11932 2007-04-02 Anatoly Sokolov <aesok@post.ru>
11935 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
11937 2007-04-02 Dave Korn <dave.korn@artimi.com>
11939 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
11941 2007-04-02 Dave Korn <dave.korn@artimi.com>
11943 * libgcc2.h (exception_descriptor): Don't forward-declare.
11944 (__get_eh_table_language, __get_eh_table_version): Delete
11945 prototypes of long-dead functions.
11947 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
11949 * ebitmap.h: New file
11950 * ebitmap.c: New file
11951 * Makefile.in (ebitmap.o): New target.
11953 2007-04-01 Jan Hubicka <jh@suse.cz>
11955 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
11956 before very first instruction.
11958 2007-04-01 Jan Hubicka <jh@suse.cz>
11960 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
11961 waring on 64bit hosts.
11962 * bitmap.h: Fix typo in bitmap_head_def.
11964 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
11966 PR rtl-optimization/31391
11967 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
11968 into a DELETED_LABEL note, and the label is in an empty basic
11969 block, update BB_END as well as BB_HEAD.
11971 2007-04-01 Richard Henderson <rth@redhat.com>
11973 PR tree-optimization/31169
11974 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
11975 to varying if the range is outside [0, prec-1].
11977 2007-04-01 Richard Sandiford <richard@codesourcery.com>
11980 * config/mips/mips.md (load_const_gp): New insn.
11981 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
11982 the MIPS16 GP pseudo register if no_new_pseudos.
11983 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
11985 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11988 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
11990 (call_value): Likewise.
11992 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
11993 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11996 * doc/invoke.texi: (optimization options): Reword description
11997 of -ffast-math. Document its primary purpose.
11999 2007-03-31 Richard Guenther <rguenther@suse.de>
12001 * omp-low.c (splay-tree.h): Include.
12002 (lookup_decl): Replace splay-tree usage by pointer-map.
12003 (maybe_lookup_decl): Likewise.
12004 (new_omp_context): Likewise.
12005 (delete_omp_context): Likewise.
12006 * gimplify.c (splay-tree.h): Include.
12007 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
12009 (remap_ssa_name): Likewise.
12010 (remap_decl): Likewise.
12011 (remap_type_1): Likewise.
12012 (remap_type): Likewise.
12013 (copy_body_r): Likewise.
12014 (expand_call_inline): Likewise.
12015 (clone_body): Likewise.
12016 (copy_tree_r): Likewise.
12017 (remap_save_expr): Likewise.
12018 (unsave_r): Likewise.
12019 (unsave_expr_now): Likewise.
12020 (tree_function_versioning): Likewise.
12021 (build_duplicate_type): Likewise.
12022 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
12023 (struct copy_body_data): Replace splay-tree by pointer-map.
12024 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
12025 not $(SPLAY_TREE_H).
12026 (gimplify.o): Depend on $(SPLAY_TREE_H).
12027 (omp-low.p): Likewise.
12029 2007-03-31 Anatoly Sokolov <aesok@post.ru>
12031 * config/avr/predicates.md (even_register_operand,
12032 odd_register_operand): New predicates.
12033 * config/avr/avr.md (movw peephole2): New.
12034 (movw_r peephole2): New.
12036 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
12038 * tree.h (get_signed_or_unsigned_type): New.
12039 * fold-const.c (operand_equal_for_comparison_p): Use
12040 get_signed_or_unsigned_type instead of
12041 lang_hooks.types.signed_or_unsigned_type.
12042 * expr.c (store_expr): Ditto.
12043 * langhooks.c (get_signed_or_unsigned_type): New.
12044 (lhd_signed_or_unsigned_type): New.
12045 * langhooks.h (lhd_signed_or_unsigned_type): New.
12046 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
12048 2007-03-30 Richard Henderson <rth@redhat.com>
12050 * tree-ssa-loop-ivopts.c: Include target.h.
12051 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
12052 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
12053 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
12054 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
12056 2007-03-30 Richard Henderson <rth@redhat.com>
12057 Kai Tietz <kai.tietz@onevision.com>
12059 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
12060 default for 64-bit.
12061 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
12062 (TARGET_64BIT_MS_ABI): New.
12063 (DBX_REGISTER_NUMBER): Handle 64-bit.
12064 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
12065 (LONG_TYPE_SIZE): Force to 32.
12066 (REG_PARM_STACK_SPACE): New.
12067 (OUTGOING_REG_PARM_STACK_SPACE): New.
12068 (REGPARM_MAX, SSE_REGPARM_MAX): New.
12069 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12070 (STACK_BOUNDARY): Use 128 for 64-bit.
12071 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
12072 Add 64-bit implementation.
12073 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
12075 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
12076 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
12077 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
12078 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
12079 (ix86_handle_cconv_attribute): Don't warn when ignoring if
12080 TARGET_64BIT_MS_ABI.
12081 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
12082 (ix86_pass_by_reference): Likewise.
12083 (ix86_function_value_regno_p): Likewise.
12084 (ix86_build_builtin_va_list): Likewise.
12085 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12086 (function_arg_advance_ms_64): New.
12087 (function_arg_advance): Call it.
12088 (function_arg_ms_64): New.
12089 (function_arg): Call it.
12090 (function_value_ms_64): New.
12091 (ix86_function_value_1): Call it.
12092 (return_in_memory_ms_64): New.
12093 (ix86_return_in_memory): Call it.
12094 (setup_incoming_varargs_ms_64): New.
12095 (ix86_setup_incoming_varargs): Call it.
12096 (ix86_expand_prologue): Handle 64-bit stack probing.
12097 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
12098 (output_pic_addr_const): Likewise.
12099 (x86_this_parameter): Likewise.
12100 (x86_output_mi_thunk): Likewise.
12101 (x86_function_profiler): Likewise.
12102 (TARGET_STRICT_ARGUMENT_NAMING): New.
12103 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
12104 (TARGET_64BIT_MS_ABI): New.
12105 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
12106 * config/i386/i386.md (allocate_stack_worker): Remove.
12107 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
12108 describe the clobber of eax without a match_scratch.
12109 (allocate_stack_worker_postreload): Remove.
12110 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
12111 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
12112 (allocate_stack_worker_rex64_postreload): Remove.
12113 (allocate_stack): Handle 64-bit.
12114 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
12115 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
12116 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
12117 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
12118 (STANDARD_STARTFILE_PREFIX_1): Likewise.
12119 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
12120 * config.build (x86_64-*-mingw*): New host.
12121 * config.host (x86_64-*-mingw*): New host.
12122 * config.gcc (x86_64-*-mingw*): New target.
12123 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
12125 2007-03-30 Richard Henderson <rth@redhat.com>
12126 Kai Tietz <kai.tietz@onevision.com>
12128 * c-pragma.c (struct def_pragma_macro_value): New.
12129 (struct def_pragma_macro): New.
12130 (pushed_macro_table): New.
12131 (dpm_hash, dpm_eq): New.
12132 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
12133 (init_pragma): Install them.
12134 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12136 2007-03-30 Anatoly Sokolov <aesok@post.ru>
12138 * config/avr/avr.c (avr_override_options): Clear
12139 'flag_delete_null_pointer_checks'.
12141 2007-03-30 Paolo Carlini <pcarlini@suse.de>
12144 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
12145 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
12146 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12147 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
12148 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
12149 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
12150 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
12152 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
12154 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
12156 * regmove.c: Move all of pass_stack_adjustments from here...
12157 * combine-stack-adj.c: ...to this new file.
12158 * Makefile.in: Add rules for combine-stack-adj.o.
12160 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
12162 PR tree-optimization/31383
12163 * tree-data-ref.c (affine_function_equal_p): Do not require the
12164 vectors to have the same length.
12166 2007-03-30 Jan Hubicka <jh@suse.cz>
12168 PR middle-end/30700
12169 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
12170 availablility; add more sanity checking; ask varpool only about
12173 2007-03-29 Richard Henderson <rth@redhat.com>
12175 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
12176 to decide, but __SIZEOF_LONG_LONG__.
12178 2007-03-29 Richard Henderson <rth@redhat.com>
12180 * emutls.c (struct __emutls_array): New.
12181 (emutls_destroy): Use it instead of casting element 0 from void*.
12182 (__emutls_get_address): Likewise.
12184 2007-03-29 Richard Henderson <rth@redhat.com>
12186 * varasm.c (initializer_constant_valid_p): Don't deny
12187 DECL_DLLIMPORT_P on functions.
12189 * config/i386/cygming.h: Remove function declarations.
12190 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
12191 (ASM_OUTPUT_LABELREF): Remove.
12192 (COMMON_ASM_OP): Remove.
12193 (ASM_OUTPUT_COMMON): Remove.
12194 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
12195 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
12196 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12197 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
12198 Rename from TARGET_ENCODE_SECTION_INFO.
12199 * config/i386/netware.h: Likewise.
12200 * config/i386/i386-protos.h: Update.
12201 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
12202 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
12203 (legitimate_constant_p): Reject dllimports.
12204 (dllimport_map, get_dllimport_decl): New.
12205 (legitimize_dllimport_symbol): New.
12206 (legitimize_address, ix86_expand_move): Use it.
12207 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
12208 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
12209 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
12210 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
12211 * config/i386/predicates.md (constant_call_address_operand): Only
12212 accept symbols; reject dllimport_p symbols.
12213 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
12214 i386_pe_maybe_record_exported_symbol.
12215 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
12216 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
12217 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
12218 trust the setting of DECL_DLLIMPORT_P.
12219 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
12220 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
12221 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
12222 tidy the argument scanning loop.
12223 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
12224 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
12225 (i386_pe_strip_name_encoding): Remove.
12226 (i386_pe_binds_local_p): New.
12227 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
12228 (i386_pe_output_labelref): Remove.
12229 (i386_pe_asm_output_aligned_decl_common): New.
12230 (i386_pe_maybe_record_exported_symbol): Rename from
12231 i386_pe_record_exported_symbol; check for dllexported symbols.
12233 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
12235 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
12236 add comment explaining why vsnprintf cannot be used.
12238 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
12240 PR tree-optimization/30666
12241 * tree.c (build_complex_type): When creating type names for DWARF2
12242 debug info, create TYPE_DECLs for TYPE_NAME instead of
12244 (build_common_tree_nodes_2): Use build_complex_type when building
12245 predefined complex types, to preserve canonical types.
12247 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12249 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
12250 (noce_get_alt_condition): Look at it to determine whether to
12251 reverse the condition or not.
12252 (noce_get_condition): Substitute the truth for lies.
12253 (noce_find_if_block): Set the then_else_reversed field.
12255 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
12257 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12258 destination of this insn.
12259 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
12260 than calling gen_rtx_SET directly. Use r0 to hold the value of
12261 'address + 4' rather than a stack based temporary which can be
12262 mis-optimized away.
12264 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12266 * config/s390/s390.c (s390_secondary_input_reload_class,
12267 s390_secondary_output_reload_class): Functions removed.
12268 (s390_secondary_reload): New function.
12269 (TARGET_SECONDARY_RELOAD): Target macro defined.
12270 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
12271 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
12272 * config/s390/s390.md ("reload_outti", "reload_outdi",
12273 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
12274 "reload_out<mode>"): Expanders removed.
12275 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
12276 "reload<mode>_nonoffmem_out"): Expanders added.
12278 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12280 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
12281 action if SRC->DEST replacement failed anyway.
12283 2007-03-28 Mike Stump <mrs@apple.com>
12285 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
12286 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
12287 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
12289 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12291 * config.gcc: Accept barcelona as a variant of amdfam10.
12292 * config/i386/i386.c (override_options): Likewise.
12293 * doc/invoke.texi: Likewise.
12295 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
12297 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
12298 offsets for BIT_FIELD_REF and COMPONENT_REF.
12300 2007-03-28 Richard Guenther <rguenther@suse.de>
12302 * tree.c (is_global_var): Move ...
12303 * tree-flow-inline.h (is_global_var): ... here.
12304 * tree.h (is_global_var): Remove declaration.
12306 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12308 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12310 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12311 * config/i386/i386.c (ix86_tune_features): Initialize new
12313 * config/i386/predicates.md (promotable_binary_operator): Use
12314 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12316 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12319 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12321 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12323 * config/fr30/fr30.md (movsi_internal): Change destination
12324 constraint from m to V and add m to the end.
12326 2007-03-28 Christian Bruel <christian.bruel@st.com>
12328 * config/sh/sh.md (movsi_i): Fix type attribute.
12330 2007-03-28 Christian Bruel <christian.bruel@st.com>
12332 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12333 (movsf_ie): Likewise.
12335 2007-03-28 Christian Bruel <christian.bruel@st.com>
12337 * config.gcc: Add sh4-300 to multilib.
12338 * config/sh/t-mlib-sh4-300: New file.
12340 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12342 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12343 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12344 fix_trunc<mode>di2.
12345 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12346 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12347 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12348 "fixuns_trunctddi2"): Whitespace fix.
12350 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12352 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12353 the definition of struct sh_args.
12354 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12355 CALL_COOKIE_INT_REG_GET): Likewise.
12357 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12359 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12360 transformations are applied successfully.
12362 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12364 * tree.c (tree_contains_struct): Permit 512 tree codes.
12365 * tree.h (tree_contains_struct): Ditto.
12366 (MAX_TREE_CODES): Ditto.
12367 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12368 SPARE member to store remaining padding bits.
12370 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12372 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12375 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12377 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12378 * configure: Regenerate.
12380 * configure: Regenerate using the correct version of autoconf.
12382 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12384 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12386 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12387 regs to "__SP_L__" and "__SP_H__".
12389 2007-03-27 Richard Guenther <rguenther@suse.de>
12391 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12392 computations with it with a HOST_WIDE_INT variable.
12394 2007-03-26 Mike Stump <mrs@apple.com>
12396 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12397 objective-c-header, objective-c++-header and objc++-cpp-output
12399 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12401 2007-03-26 Richard Henderson <rth@redhat.com>
12404 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
12405 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
12406 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
12407 IX86_BUILTIN_PSRLQ128): New.
12408 (ix86_init_mmx_sse_builtins): Add them.
12409 (ix86_expand_builtin): Expand them.
12410 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
12411 operand 2 be TImode.
12412 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
12413 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
12414 _mm_srli_epi64): Mark __B const.
12415 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
12416 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
12417 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
12418 new two-vector shift builtins.
12420 2007-03-26 Ian Lance Taylor <iant@google.com>
12422 PR tree-optimization/31345
12423 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
12424 [+INF, +INF(OVF)] into VARYING.
12426 2007-03-26 Zack Weinberg <zackw@panix.com>
12428 * gengtype-parse.c: New file.
12429 * gengtype-yacc.y: Delete.
12430 * gengtype-lex.l: Don't include gengtype-yacc.h.
12431 Define YY_DECL and yyterminate appropriately for recursive
12432 descent parser. yylval is now a string out-parameter to yylex.
12433 (HWS, EOID): New shorthand.
12434 (IWORD): Add a couple more types.
12435 (yylex): Add a setup stanza. Remove the complex rules for
12436 detecting GTY'ed types and typedefs; replace with simple
12437 keyword detectors. Adjust everything for the changed
12438 definition of yylval. Ignore all pp-directives, not just #define.
12440 (parse_file): Rename yybegin; do not call yyparse.
12442 * gengtype.c (xasprintf): Export again.
12443 (this_file): New. Use everywhere __FILE__ was being used.
12444 (get_lang_bitmap): Special case types defined in gengtype.c.
12445 (do_typedef, new_structure): Suppress definition of certain types.
12446 (new_structure): Improve diagnostics of duplicate definitions.
12447 Make sure location_s is associated with input.h.
12448 (nreverse_pairs, define_location_structures): New functions.
12449 (main): Improve tagging of kludge types. Remove old kludges
12450 for input.h types; use define_location_structures.
12451 * gengtype.h: Update prototypes. Define token codes here.
12452 * Makefile.in: Remove all references to gengtype-yacc.
12453 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
12455 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
12456 add GTY((skip)) to the field that's only conditionally there.
12457 * doc/install.texi: Document that Bison is no longer required
12458 unless building treelang.
12460 * gengtype.c: Don't include gtyp-gen.h.
12461 (srcdir): Declare here.
12462 (base_files, lang_dir_names): Allocate dynamically.
12463 (gt_files, num_gt_files, num_lang_dirs): New globals.
12464 (measure_input_list, read_input_line, read_input_list)
12465 (set_lang_bitmap): New functions.
12466 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
12467 simplify, relying on read_input_list to set up the bitmaps.
12468 (main): Arguments are no longer unused. Check for correct number
12469 of command line arguments, set srcdir and srcdir_len, then call
12470 read_input_list, before doing anything else. No need to worry
12471 about duplicates in main loop.
12472 * configure.ac: Simplify the calculation of all_gtfiles.
12473 Put language tags in there. Don't set or substitute
12474 all_gtfiles_files_langs or all_gtfiles_files_frags.
12475 * Makefile.in: Revamp the way gengtype is invoked, now that it
12476 takes a file on its command line with a much simpler format.
12477 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
12478 (GTFILES): Remove duplicates and C source files.
12479 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
12480 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
12481 * configure: Regenerate.
12483 * gengtype.h: Remove all type definitions to gengtype.c; leave
12484 only definitions of options_p, type_p, and pair_p as opaque
12485 pointers. Update prototypes.
12486 * gengtype.c: Many type definitions moved here from gengtype.h.
12487 Consolidate type definitions at the top of the file.
12488 (xvasprintf): Delete.
12489 (xasprintf): Make static.
12490 (create_nested_pointer_option): Add 'next' parameter.
12491 (create_field_all, create_field_at): New functions.
12492 (create_field): Now a thin wrapper around create_field_all.
12493 (create_optional_field): Rename create_optional_field_ and add
12494 line argument. Original name is now a macro which supplies
12496 (oprintf): Use vsnprintf directly.
12497 (close_output_files): Use fatal rather than perror/exit.
12498 (note_def_vec, note_def_vec_alloc): Use create_field_at.
12499 (main): Set progname. Don't use exit.
12500 * gengtype-yacc.y (struct_fields): Use create_field_at.
12501 (option, optionseqopt): Delete.
12502 (optionseq): Consolidate productions from option here so we
12503 can use the first argument to create_option.
12505 * gengtype-lex.l: Distinguish unions from structures in the
12506 token type. Don't call find_structure; return the tag as a string.
12507 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
12508 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
12509 string. Reorganize typedef_struct production accordingly.
12510 Use create_nested_ptr_option.
12511 * gengtype.c (create_nested_ptr_option): New function.
12512 * gengtype.h: Declare it.
12514 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
12515 (string_type): Don't declare.
12516 (do_scalar_typedef): Declare.
12517 (create_scalar_type): Update prototype.
12518 * gengtype.c (string_type): Make static.
12519 (scalar_nonchar, scalar_char): New.
12520 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
12521 (resolve_typedef): Use scalar_nonchar for error recovery.
12522 (create_scalar_type): Remove name_len field. Return scalar_char
12523 or scalar_nonchar as appropriate.
12524 (adjust_field_type): Look at scalar_is_char boolean to decide whether
12525 to use string_type.
12526 (throughout): Use scalar_nonchar instead of calling
12527 create_scalar_type, whenever possible.
12528 (main): Initialize scalar_char and scalar_nonchar before calling
12530 * gengtype-lex.l: Adjust for removal of second argument to
12531 create_scalar_type. Use yylval.s instead of yylval.t when
12533 * gengtype-yacc.y: Type of SCALAR is string. Call
12534 create_scalar_type from type:SCALAR rule. Adjust for removal of
12535 second argument to create_scalar_type.
12537 * vec.h: Remove all #if IN_GENGTYPE blocks.
12538 Add comment saying that changes may require adjustments to gengtype.
12539 * gengtype.c: Don't include coretypes.h or tm.h.
12540 Add comment to inclusion of errors.h.
12541 (note_def_vec, note_def_vec_alloc): New functions.
12542 * gengtype.h: Declare new functions.
12543 * gengtype-lex.l: Don't include coretypes.h.
12544 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12546 (update_lineno): Remove unnecessary prototype.
12547 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
12548 (VEC rule): Just return VEC_TOKEN.
12549 * gengtype-yacc.y (VEC_TOKEN): New token type.
12550 (type): Add a production for VEC(a,b).
12551 * Makefile.in: Update dependencies.
12553 * gengtype-lex.l: Remove rules for parsing pointer-to-function
12554 typedefs that use the old PARAMS macro.
12556 * gengtype-lex.l: Remove all rules and states relating to yacc
12558 * gengtype-yacc.y: Similarly.
12559 * gengtype.c (note_yacc_type): Delete function.
12560 * gengtype.h: Update prototypes.
12562 2007-03-26 Joseph Myers <joseph@codesourcery.com>
12564 * tree-pretty-print.c (dump_generic_node): Report precision of
12565 unnamed integer types.
12567 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
12569 * ifcvt.c (noce_try_store_flag_constants): Don't check
12570 no_new_pseudos here.
12571 (noce_try_store_flag_constants): Don't check no_new_pseudos.
12572 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
12573 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
12574 noce_try_sign_mask): Likewise.
12575 (if_convert): Check no_new_pseudos here.
12577 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
12579 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
12580 (noce_get_condition): Handle new then_else_reversed argument.
12581 (noce_init_if_info): Remove, fold into noce_find_if_block.
12582 (noce_process_if_block): Take a struct noce_if_info as the
12583 argument. Don't set up one based on ce_if_info. Update pointer
12584 references accordingly.
12585 (cond_move_process_if_block): Likewise.
12586 (process_if_block): Removed.
12587 (find_if_block): Removed. Move functionality two new functions,
12588 noce_find_if_block and cond_exec_find_if_block.
12589 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
12590 blocks and the symmetric IF-ELSE-JOIN case.
12591 (cond_exec_find_if_block): Also new function mostly based on old
12592 find_if_block and process_if_block.
12593 (find_if_header): Replace find_if_block call with separately
12594 guarded calls to noce_find_if_block and cond_exec_find_if_block.
12595 (find_cond_trap): Update noce_get_condition call.
12596 (dead_or_predicable): Likewise.
12598 2007-03-26 Jakub Jelinek <jakub@redhat.com>
12600 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
12602 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
12603 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
12604 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
12605 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
12606 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
12607 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
12608 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12609 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
12610 __builtin_ia32_psrad128 builtins.
12612 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
12614 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
12615 * config/i386/constraints.md
12616 (define_constraint "I"): Use IN_RANGE macro.
12617 (define_constraint "J"): Ditto.
12618 (define_constraint "K"): Ditto.
12619 (define_constraint "M"): Ditto.
12620 (define_constraint "N"): Ditto.
12621 (define_constraint "O"): Ditto.
12622 * config/i386/predicates.md
12623 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
12624 (define_predicate "const_0_to_3_operand"): Ditto.
12625 (define_predicate "const_0_to_7_operand"): Ditto.
12626 (define_predicate "const_0_to_15_operand"): Ditto.
12627 (define_predicate "const_0_to_63_operand"): Ditto.
12628 (define_predicate "const_0_to_255_operand"): Ditto.
12629 (define_predicate "const_1_to_31_operand"): Ditto.
12630 (define_predicate "const_2_to_3_operand"): Ditto.
12631 (define_predicate "const_4_to_7_operand"): Ditto.
12633 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12635 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
12636 in SImode for save_world.
12637 * config/rs6000/altivec.md (save_world, restore_world): Convert to
12640 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
12642 PR tree-optimization/30784
12643 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
12646 2007-03-25 Revital Eres <eres@il.ibm.com>
12648 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
12649 Fold movement_possibility function into it.
12651 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12653 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
12654 (load_macho_picbase_{si,di}): Convert to LR hard reg.
12655 (call_indirect_nonlocal_darwin64): Same.
12656 (call_nonlocal_darwin64): Same.
12657 (call_value_indirect_nonlocal_darwin64): Same.
12658 (call_value_nonlocal_darwin64): Same.
12659 (sibcall_nonlocal_darwin64): Same.
12660 (sibcall_value_nonlocal_darwin64): Same.
12661 (sibcall_symbolic_64): Same.
12662 (sibcall_value_symbolic_64): Same.
12663 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
12665 (rs6000_emit_load_toc_table): Same.
12666 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
12667 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
12669 (divss_call): Same.
12670 (divus_call): Same.
12671 (quoss_call): Same.
12672 (quous_call): Same.
12673 (load_toc_v4_pic_si): Same
12674 (load_toc_v4_PIC_1): Same.
12675 (load_toc_v4_PIC_1b): Same.
12676 (call_indirect_aix{32,64}): Same.
12677 (call_value_indirect_aix{32,64}): Same.
12679 (call_value): Same.
12680 (call_local{32,64}): Same.
12681 (call_value_local{32,64}): Same.
12682 (call_indirect_nonlocal_aix{32,64}): Same.
12683 (call_nonlocal_aix{32,64}): Same.
12684 (call_value_indirect_nonlocal_aix{32,64}): Same.
12685 (call_value_nonlocal_aix{32,64}): Same.
12686 (call_indirect_nonlocal_sysv<mode>): Same.
12687 (call_nonlocal_sysv<mode>): Same.
12688 (call_value_indirect_nonlocal_sysv<mode>): Same.
12689 (call_value_nonlocal_sysv<mode>): Same.
12691 (sibcall_local{32,64}): Same.
12692 (sibcall_value_local{32,64}): Same.
12693 (sibcall_nonlocal_aix{32,64}): Same.
12694 (sibcall_value_nonlocal_aix{32,64}): Same.
12695 (sibcall_nonlocal_sysv<mode>): Same.
12696 (sibcall_value): Same.
12697 (sibcall_value_nonlocal_sysv<mode>): Same.
12699 2007-03-24 Paul Brook <paul@codesourcery.com>
12701 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
12702 * config/arm/linux-eabi.h: Remove legacy syscall hack.
12704 2007-03-24 Richard Henderson <rth@redhat.com>
12706 * config/ia64/constraints.md: New file.
12707 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
12708 satisfies_constraint_?.
12709 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
12710 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
12711 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
12712 ia64_output_mi_thunk): Likewise.
12713 (ia64_const_ok_for_letter_p): Remove.
12714 (ia64_const_double_ok_for_letter_p): Remove.
12715 (ia64_extra_constraint): Remove.
12716 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
12717 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
12718 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
12719 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
12720 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
12721 EXTRA_MEMORY_CONSTRAINT): Remove.
12722 * config/ia64/ia64.md: Include constriants.md. Replace
12723 CONST_OK_FOR_? with satisfies_constraint_?.
12725 2007-03-23 Michael Meissner <michael.meissner@amd.com>
12726 H.J. Lu <hongjiu.lu@intel.com>
12728 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
12730 (name macros): Use DPD_BID_NAME to convert names properly.
12732 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
12733 decimal floating point format.
12734 (init_floating_libfuncs): Change decimal functions so that they
12735 have a "bid_" prefix if the decimal system uses the BID format,
12736 and "dpd_" prefix if the decimal system uses the DPD format.
12737 (init_interclass_conv_libfuncs): Ditto.
12738 (init_intraclass_conv_libfuncs): Ditto.
12740 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12741 using the BID format.
12743 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12744 whether we are using the BID decimal format.
12745 * configure: Regenerate.
12747 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12748 the compiler has decimal floating point enabled. Define
12749 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12752 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12753 using the BID format.
12755 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12756 whether we are using the BID decimal format.
12757 * configure: Regenerate.
12759 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12760 the compiler has decimal floating point enabled. Define
12761 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12764 * doc/install.texi (--enable-decimal-float): Document BID and DPD
12765 options, and that it is enabled for i386/x86_64 systems.
12767 * Makefile.in (enable_decimal_float): New.
12769 (DECNUMINC): Add -I$(DECNUMFMT).
12770 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
12771 to $(DECNUMFMT) from $(DECNUM).
12773 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
12774 Substitute enable_decimal_float.
12775 * configure: Regenerated.
12778 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
12781 * configure.ac: Enable decimal float for x86_64-*-linux*.
12782 * configure: Regenerated.
12785 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
12786 decimal128ClearSign to flip and clear the sign bit in decimal128.
12787 (decimal_real_maxval): Set decimal128SetSign to set the sign
12790 2007-03-23 Ian Lance Taylor <iant@google.com>
12792 * fold-const.c (fold_binary): Correct warning for X - c >= X.
12794 2007-03-23 Ian Lance Taylor <iant@google.com>
12796 * tree-dump.c (dump_files): Correct comment.
12798 2007-03-23 Ian Lance Taylor <iant@google.com>
12800 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
12802 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
12804 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
12805 in cfglayout mode. Don't go into and out of cfglayout mode.
12806 Link the blocks in the order of the constructed traces.
12807 (rest_of_handle_tracer): Adjust call to tracer.
12808 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
12809 Don't go into cfglayout mode.
12810 (rtl_loop_done): Don't go out of cfglayout mode.
12811 * cfglayout.c (relink_block_chain): New function, split out from...
12812 (fixup_reorder_chain): ...here. Remove redundant checking.
12813 (cfg_layout_finalize): Don't clear the header, footer, and aux
12814 fields here, move the code to do so to relink_block_chain. Likewise
12815 for free_original_copy_tables.
12816 * rtl.h (tracer): Update prototype.
12817 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12818 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12819 mode. Use relink_block_chain to serialize the CFG according to the
12820 new basic block order. Move targetm.cannot_modify_jumps_p check from
12822 (gate_handle_reorder_blocks): ...to here.
12823 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12825 (gate_duplicate_computed_gotos): ...to here.
12826 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12827 something always changes when going into and out of cfglayout mode.
12828 Perform an expensive cfg cleanup while going into cfglayout mode.
12829 Always update liveness information on HAVE_conditional_execution
12830 targets. Reserialize the basic blocks and go out of cfglayout mode.
12831 * reg-stack.c: Include cfglayout.h.
12832 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12833 the call to reorder_basic_blocks.
12834 * basic-block.h (reorder_basic_blocks): Update prototype.
12835 (relink_block_chain): New prototype.
12836 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12838 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12840 * config/mips/mips.md (type, hazard, *movdi_32bit,
12841 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12842 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12843 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12844 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12845 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12847 (movcc): Change first xfer to multi.
12848 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12849 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12850 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12851 config/mips/generic.md: Change reservations using "xfer" to use
12853 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12854 using match_operand.
12855 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12856 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12858 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12860 2007-03-22 Richard Henderson <rth@redhat.com>
12862 * config/i386/i386.c: Remove unnecessary function declarations.
12863 Move targetm definition, and all related macros, to the end of
12864 the file. Resort some functions to put definitions before uses.
12865 (ix86_attribute_table): Make static. Move to end of file.
12866 (ix86_gimplify_va_arg): Make static.
12868 2007-03-22 Richard Henderson <rth@redhat.com>
12870 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12871 don't increase local_regparm with force_align_arg_pointer check.
12872 (ix86_function_sseregparm): Assert 32-bit.
12873 (type_has_variadic_args_p): New.
12874 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12875 type_has_variadic_args_p.
12876 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12877 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12878 use memset instead. Do maybe_vaarg check first; skip attribute
12879 tests if true; skip attribute tests for 64-bit.
12880 (construct_container): Remove TARGET_DEBUG_ARG.
12881 (function_arg_advance_32, function_arg_advance_64): Split out ...
12882 (function_arg_advance): ... from here.
12883 (function_arg_32, function_arg_64): Split out ...
12884 (function_arg): ... from here.
12885 (ix86_pass_by_reference): Tidy.
12886 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12887 (function_value_32): New, from parts of ix86_function_value
12888 and ix86_value_regno.
12889 (function_value_64): New, from parts of ix86_function_value
12890 and ix86_libcall_value.
12891 (ix86_function_value_1): New.
12892 (ix86_function_value, ix86_libcall_value): Use it.
12893 (return_in_memory_32, return_in_memory_64): Split out ...
12894 (ix86_return_in_memory): ... from here.
12895 (ix86_struct_value_rtx): Skip for 64-bit.
12896 (ix86_libcall_value, ix86_value_regno): Remove.
12897 (setup_incoming_varargs_64): Split out ...
12898 (ix86_setup_incoming_varargs): ... from here.
12899 (ix86_va_start): Remove TARGET_DEBUG_ARG.
12900 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
12901 * config/i386/i386-protos.h (ix86_function_value): Remove.
12902 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
12904 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12907 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
12908 infinities not supported, otherwise emit warning if -Woverflow. On
12909 underflow, emit warning if -Woverflow.
12910 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
12912 * real.h (real_from_string): Update declaration
12914 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
12915 Richard Henderson <rth@redhat.com>
12917 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
12918 * calls.c (compute_argument_block_size, expand_call,
12919 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
12920 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
12921 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
12922 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
12923 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
12924 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
12925 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
12926 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
12929 2007-03-22 Joseph Myers <joseph@codesourcery.com>
12931 * c-incpath.c (add_sysroot_to_chain): New.
12932 (merge_include_chains): Add sysroot argument. Call
12933 add_sysroot_to_chain if sysrooted.
12934 (register_include_chains): Update call to merge_include_chains.
12935 * doc/cppopts.texi: Document use of '=' in include directory
12938 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
12940 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
12941 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
12942 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
12943 insn pattern using X87MODEF12 mode macro.
12945 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
12947 * regmove.c (regmove_optimize): Use reg_mentioned_p
12948 instead of reg_overlap_mentioned_p for DST.
12950 2007-03-21 Mike Stump <mrs@apple.com>
12952 * c.opt: Fixup for Objective-C/C++.
12954 2007-03-21 Steve Ellcey <sje@cup.hp.com>
12956 * explow.c (convert_memory_address): Fold memory reference when
12957 POINTERS_EXTEND_UNSIGNED < 0
12959 2007-03-21 Richard Henderson <rth@redhat.com>
12962 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
12963 * config/i386/mmintrin.h (__m64): Likewise.
12964 * config/i386/xmmintrin.h (__m128): Likewise.
12966 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12968 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
12969 (VXWORKS_OS_CPP_BUILTINS): Define.
12970 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
12971 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
12973 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12975 * rtl.h (constant_pool_reference_p): Delete.
12976 (find_constant_src): Declare.
12977 * rtlanal.c (find_constant_src): New function.
12978 * simplify-rtx.c (constant_pool_reference_p): Delete.
12979 * config/i386/i386.md: Use find_constant_src instead of
12980 constant_pool_reference_p/avoid_constant_pool_reference pairs.
12982 2007-03-21 Richard Sandiford <richard@codesourcery.com>
12984 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
12985 * c-cppbuiltin.c (c_cpp_builtins): Define them.
12987 2007-03-20 Mark Mitchell <mark@codesourcery.com>
12989 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
12990 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
12991 (arm_elf_asm_constructor): Use it.
12992 (arm_elf_asm_destructor): New function.
12994 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
12996 * jump.c (mark_jump_label): Treat SEQUENCE specially.
12998 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
13000 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
13002 2007-03-19 Andrew Haley <aph@redhat.com>
13004 PR tree-optimization/31264
13005 * tree-vrp.c (register_edge_assert_for_1): Don't look though
13006 VIEW_CONVERT_EXPRs.
13008 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
13010 PR rtl-optimization/30907
13011 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
13012 (fwprop_init): Always call loop_optimizer_initialize.
13013 (fwprop_done): Always call loop_optimizer_finalize.
13014 (fwprop): We always have loop info now.
13015 (gate_fwprop_addr): Remove.
13016 (pass_fwprop_addr): Use gate_fwprop as gate.
13018 PR rtl-optimization/30841
13019 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
13020 df_chain_alloc): Call df_reorganize_refs unconditionally.
13021 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
13022 refs_organized to refs_organized_size.
13023 (df_ref_create_structure): Use refs_organized_size instead of
13024 bitmap_size if refs had been organized, and keep refs_organized_size
13026 * df.h (struct df_ref_info): Change refs_organized to
13027 refs_organized_size.
13028 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
13031 2007-03-19 Mark Mitchell <mark@codesourcery.com>
13033 * except.c (output_function_exception_table): Do not reference the
13034 EH personality routine for functions that do not require an
13037 2007-03-20 Jakub Jelinek <jakub@redhat.com>
13040 * c-typeck.c (convert_for_assignment): Call comptypes for
13041 RECORD_TYPE or UNION_TYPE.
13043 PR inline-asm/30505
13044 * reload1.c (reload): Do invalid ASM checking after
13045 cleanup_subreg_operands.
13047 2007-03-19 Jeff Law <law@redhat.com>
13049 * tree-cfg.c (find_taken_edge): Tighten conditions for
13050 optimizing computed gotos.
13052 2007-03-19 Michael Matz <matz@suse.de>
13054 * builtins.c (expand_builtin_sync_operation,
13055 expand_builtin_compare_and_swap,
13056 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
13059 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
13060 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
13063 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13065 * doc/tm.texi: Add brackets around the return type of
13066 TARGET_SECONDARY_RELOAD.
13068 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13069 Richard Guenther <rguenther@suse.de>
13071 PR tree-optimization/31254
13072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13073 Use handled_component_p () where appropriate. Continue
13074 propagating into the rhs if we propagated into an INDIRECT_REF
13077 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13079 * config/s390/s390.md (op_type attribute): RRR instruction type added.
13080 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
13081 (xde, xdee): Mode attributes adjusted to support DFP modes.
13082 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
13083 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
13084 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
13085 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
13086 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
13087 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13088 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
13090 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
13091 "movsf"): Insn definitions removed.
13092 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
13093 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
13094 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
13096 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
13097 "reload_in<mode>", "reload_out<mode>"): Expander added.
13098 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
13101 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13103 * config/s390/s390.md: Only non-functional changes. Renamed
13104 FPR mode macro to BFP all over the file.
13106 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13108 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
13109 (op_type attribute): RRF instruction type added.
13110 (fT0): New mode attribute.
13111 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13112 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
13113 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
13114 instruction no secondary memory is needed when moving DFmode values
13115 between GPRs and FPRs.
13117 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13119 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
13120 inverted and documentation adjusted.
13121 ("mhard-dfp", "msoft-dfp"): New options.
13122 * config/s390/s390.c (s390_handle_arch_option): New architecture
13124 (override_options): Sanity checks for the new options added.
13125 * config.gcc: New architecture switch: z9-ec.
13126 * config/s390/s390.h (processor_flags): PF_DFP added.
13127 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
13128 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
13129 when the bit is NOT set so remove it from the defaults.
13131 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13133 * genemit.c (main): Print include statement for dfp.h.
13134 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
13137 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13139 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
13141 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
13144 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
13145 instead of PATTERN.
13147 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13149 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
13150 attr_length_call, output_call, output_indirect_call): Cleanup
13151 formatting of targetm calls.
13153 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13155 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
13157 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13159 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
13160 reservation, bypass and anti-bypass descriptions for these
13161 instructions. Update move patterns.
13162 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
13165 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
13167 * tree-vect-transform.c (get_initial_def_for_induction): Replace
13168 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13169 (get_initial_def_for_reduction): Likewise.
13171 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
13173 Fix PR tree-optimization/29922
13174 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
13175 (get_representative): Removed.
13176 (value_dies_in_block_x): Update for rvuse removal.
13177 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
13178 (compute_antic_aux): Handle when PHI nodes appear in
13179 non-single-successors.
13180 (dump_bitmap_of_names): Removed.
13181 (compute_antic_safe): Renamed and removed rvuse calculation.
13182 Calculate only antic safe.
13183 (insert_into_preds_of_block): Remove assert.
13184 (execute_pre): Update for renamed functions.
13185 (defer_or_phi_translate_block): New function.
13187 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13189 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
13190 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
13192 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
13193 Follow spelling conventions.
13195 * tree-data-ref.h: Remove the prototype for analyze_array.
13197 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
13199 PR tree-optimization/31041
13200 * tree-vect-transform.c (get_initial_def_for_induction): Call
13201 force_gimple_operand.
13203 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
13205 * ipa-type-escape.c (look_for_casts) : Revert code to use
13206 handled_component_p due to ada test a-numaux.adb.
13208 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13210 * final.c (final_scan_insn): Alter the condition of a
13211 conditional trap if we have nonstandard CC.
13213 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13215 * configure.ac: Remove excess quoting from asm line 0 test.
13216 * configure: Rebuilt.
13218 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13220 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
13221 * c-common.c (convert_and_check): Move warning logic to...
13222 (warnings_for_convert_and_check): ...here. Define.
13223 * c-common.h (warnings_for_convert_and_check): Declare.
13225 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13227 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
13228 (output_call): Likewise.
13230 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13232 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
13234 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13236 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
13238 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
13240 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
13241 opteron, athlon-64 and athlon-fx processor_alias_table entries.
13243 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
13245 PR tree-optimization/31183
13246 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13247 Use double_int instead of unsigned int for representing access_strides.
13248 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
13250 2007-03-16 Richard Guenther <rguenther@suse.de>
13252 PR tree-optimization/31146
13253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
13254 to allow recursion of forward_propagate_addr_expr.
13255 (forward_propagate_addr_into_variable_array_index): Likewise.
13256 (forward_propagate_addr_expr): Likewise.
13257 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13258 (forward_propagate_addr_expr_1): Recurse on simple copies
13259 instead of propagating into them. Do so for useless conversions
13261 (forward_propagate_addr_expr): Clean up unused statements after
13264 2007-03-16 Richard Guenther <rguenther@suse.de>
13266 * builtins.c (expand_builtin_cexpi): Use the right argument
13267 for the expansion via cexp.
13269 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13271 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
13272 * configure: Rebuilt.
13274 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13277 * dwarf2out.c (force_type_die): Adjust comment.
13278 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
13280 2007-03-15 DJ Delorie <dj@redhat.com>
13282 * config/frv/predicates.md (minmax_operator): Don't check operands
13285 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13287 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
13288 Update constant estimates of number of iterations.
13289 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
13290 argument renamed to "realistic".
13291 (compute_estimated_nb_iterations): Removed.
13292 (record_niter_bound): New function.
13293 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
13294 call record_nonwrapping_iv with upper = false.
13295 (infer_loop_bounds_from_signedness): Pass upper argument to
13296 record_nonwrapping_iv.
13297 (estimate_numbers_of_iterations_loop): Do not call
13298 compute_estimated_nb_iterations. Record estimate based on profile
13299 information. Initialize the constant estimates of number of
13301 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
13303 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
13304 number of iterations is too small.
13305 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
13306 (EST_NOT_AVAILABLE): Removed.
13307 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13308 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13311 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13313 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13314 Handle NE_EXPR guards.
13316 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13319 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13320 Set also -pedantic-errors by default for the preprocessor unless
13321 -fpermissive is given.
13323 2007-03-15 Richard Guenther <rguenther@suse.de>
13325 PR middle-end/29719
13326 PR middle-end/31161
13327 * builtins.c (expand_builtin_cexpi): As a fallback if we
13328 don't have builtins for sincos or cexp create a function
13329 declaration for cexp and expand to a call to that.
13330 (expand_builtin_int_roundingfn): Always fall
13331 back to floor/ceil and its variants even if they may be
13334 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13336 PR middle-end/31159
13337 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13338 jump tables, move the call to delete_dead_jumptables from here...
13339 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13340 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13341 don't allow merging of blocks that try_redirect_by_replacing_jump
13342 also does not handle when not optimizing.
13344 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13345 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13347 * config/i386/i386.md (x86_sahf_1): Correctly handle
13350 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13353 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13354 x86_64_general_operand as operand[2] predicate. Remove "iF"
13355 from operand constraints and use "e" constraint instead.
13356 (*subti3_1, *subti3_1 splitter): Ditto.
13357 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13358 operand[1] predicate.
13360 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13362 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13363 arrays, multiply the access strides by the size of the sub-array.
13364 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13366 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13368 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13369 the configured assembler supports the sahf mnemonic.
13370 * configure: Regenerate.
13371 * config.in: Regenerate.
13373 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13374 emit "sahf" or ".byte\t0x9e" as asm template.
13376 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13379 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13380 option to replace hard coded TARGET_xxx in md file.
13381 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13382 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13383 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13384 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13385 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13386 (X86_TUNE_NOT_VECTORMODE): Ditto.
13387 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13388 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13389 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13390 (TUNE_SLOW_IMUL_IMM8): Ditto.
13391 (TUNE_MOVE_M1_VIA_OR): Ditto.
13392 (TUNE_NOT_UNPAIRABLE): Ditto.
13393 (TUNE_NOT_VECTORMODE): Ditto.
13395 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13398 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
13399 tuning options instead of hard coded TARGET_xxx.
13400 (fix ssemode peephole2's): Ditto.
13401 (imul peephole2's): Ditto.
13403 (movdi_or_rex64): Ditto.
13404 (move peephole2): Ditto.
13405 (not peephole2's): Ditto.
13407 2007-03-14 Dirk Mueller <dmueller@suse.de>
13409 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
13410 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
13411 * c-parser.c (c_parser_if_body): Always add an empty statement in case
13413 * c-parser.c (c_parser_do_statement): Warn about empty body in
13414 do/while statement.
13415 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
13416 * doc/invoke.texi (-Wempty-body): Update documentation.
13418 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13421 * c-common.h (warn_for_div_by_zero): Declare.
13422 * c-common.c (warn_for_div_by_zero): Define.
13423 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
13426 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13428 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
13429 to PREFIX and STANDARD_PREFIX.
13431 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13432 Phil Edwards <phil@codesourcery.com>
13434 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
13435 (__gthread_once_t): Remove busy field for RTPs.
13436 (__GTHREAD_ONCE_INIT): Update accordingly.
13438 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13440 * doc/invoke.texi: Document VxWorks options.
13442 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13444 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
13446 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
13448 PR tree-optimization/30590
13449 * tree-nrv.c (tree_nrv): Check for the partial update of the
13452 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13454 * flags.h (flag_random_seed): Remove declaration, in favor of...
13455 * toplev.h (get_random_seed, set_random_seed): ... these.
13456 * tree.c (get_file_function_name): Use the former.
13457 * opts.c (common_handle_option): Use the latter.
13460 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
13462 PR middle-end/31127
13463 * cse.c (cse_find_path): Do not bail out if a basic block that
13464 we already visited now becomes part of a path that starts at a
13465 different basic block. Just disallow this, to make sure we
13466 visit each basic block at most once.
13468 2007-03-13 Jan Hubicka <jh@suse.cz>
13470 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
13471 attributes, when profile esitmate is present, calls with very low
13472 frequency are cold.
13474 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
13476 PR tree-optimization/30730
13477 PR tree-optimization/26900
13478 * tree-ssa-loop-niter.c: Include gmp.h.
13479 (bounds): New type.
13480 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
13481 split_to_var_and_offset, determine_value_range,
13482 bound_difference_of_offsetted_base, refine_bounds_using_guard,
13483 bound_difference, bounds_add, bounds_negate,
13484 number_of_iterations_ne_max, dump_affine_iv): New functions.
13485 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
13486 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
13487 difference of initial and final value of control iv to validate
13489 (number_of_iterations_cond): Add loop parameter. Determine bounds
13490 on the difference of the extremes of the control iv. Add dumps.
13491 (expand_simple_operations): Handle phi nodes.
13492 (simplify_using_initial_conditions): Do not record used conditions.
13493 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
13494 Do not set additional_info.
13495 (implies_nonnegative_p, implies_ge_p): Removed.
13496 (derive_constant_upper_bound): Do not use parameter `additional'.
13497 (record_estimate): Parameter `additional' removed. Parameter
13498 `i_bound' added. Do not call derive_constant_upper_bound.
13499 (record_nonwrapping_iv): Use derive_constant_upper_bound to
13500 bound the number of iterations estimate.
13501 (estimate_numbers_of_iterations_loop): Pass the estimate from
13502 the number of iterations analysis to record_estimate.
13503 * tree.h (multiple_of_p): Declare.
13504 * tree-scalar-evolution.c (expression_expensive_p): Removed.
13505 (scev_const_prop): Do not check expression_expensive_p.
13506 * fold-const.c (multiple_of_p): Exported.
13507 * double-int.c (double_int_mask): Exported.
13508 * double-int.h (double_int_mask): Declare.
13509 * tree-flow.h (struct tree_niter_desc): Removed additional_info
13510 field. Added max field.
13512 2007-03-13 David Taylor <taylor@candd.org>
13515 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
13518 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13521 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
13522 two unamed patterns.
13524 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
13526 * config/i386/i386.opt (mcx16, msahf): New options.
13527 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
13528 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13530 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
13531 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
13532 Output -mcx16 and -msahf options when corresponding bit is set.
13534 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
13535 and -msahf options.
13537 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13539 * configure.ac: Test for assembler tolerance to # 0 "".
13540 * configure, config.in: Rebuilt.
13541 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
13543 2007-03-13 Geoffrey Keating <geoffk@apple.com>
13545 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
13547 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
13548 (handle_syscall): Handle direct system calls.
13549 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
13551 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13553 * doc/invoke.texi: Fix cpp.info cross-reference.
13554 * doc/passes.texi: Fix gcc.info cross-reference.
13556 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
13558 PR tree-optimization/30835
13559 * lambda-code.c (can_convert_to_perfect_nest): Check whether
13560 bb_for_stmt is not NULL before accessing it.
13562 2007-03-12 Joseph Myers <joseph@codesourcery.com>
13564 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
13567 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13570 * doc/install.texi: Document --enable-stage1-languages
13572 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
13574 * tree-pass.h (pass_into_cfg_layout_mode,
13575 pass_outof_cfg_layout_mode): Declare.
13576 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
13577 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
13578 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13579 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
13581 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
13583 * c-decl.c (warn_variable_length_array): New function.
13584 Refactored from grokdeclarator to handle warn_vla
13585 and handle unnamed array case.
13586 (grokdeclarator): Refactored VLA warning case.
13587 * c.opt (Wvla): New flag.
13588 * doc/invoke.texi (Wvla): New warning.
13590 2007-03-12 Richard Henderson <rth@redhat.com>
13592 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
13593 (TARGET_SECTION_TYPE_FLAGS): New.
13595 2007-03-12 Richard Henderson <rth@redhat.com>
13597 * config/darwin.c (machopic_reloc_rw_mask): New.
13598 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
13599 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
13601 2007-03-12 Mark Mitchell <mark@codesourcery.com>
13603 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
13604 * cppdefault.h (cpp_PREFIX): Document.
13605 (cpp_PREFIX_len): Likewise.
13606 (cpp_EXEC_PREFIX): New variable.
13607 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
13608 * c-incpath.c (add_standard_paths): Correct logic for relocating
13609 paths within prefix.
13611 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
13613 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
13614 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
13616 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
13617 fix_truncdfdi_sse using SSEMODEF mode macro.
13618 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
13619 fix_truncdfsi_sse using SSEMODEF mode macro.
13620 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
13621 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
13623 2007-03-12 Richard Sandiford <richard@codesourcery.com>
13625 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
13626 elfos.h to tm_file.
13628 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
13630 * tree.h : Add multiple_of_p declaration.
13631 * fold-const.c (multiple_of_p): Make multiple_of_p public.
13632 * ipa-type-escape.c (results_of_malloc): Redundant.
13633 (visited_stmts): New. Visited stmt for walk_use_def_chains.
13634 (cast_type): Extended with new members.
13635 (check_cast): Returns cast_type.
13636 (cast): New structure for data of walk_use_def_chains.
13637 (is_malloc_result, is_cast_from_non_pointer_1,
13638 is_cast_from_non_pointer,
13639 is_array_access_through_pointer_and_index): New functions.
13640 (look_for_casts): Returns cast types.
13641 (check_call): Returns void.
13642 (okay_pointer_operation): Use support of pointer plus index,
13643 pointer plus constant and allow all multiplications.
13645 2007-03-11 Richard Guenther <rguenther@suse.de>
13647 PR tree-optimization/31115
13648 * tree-vrp.c (extract_range_from_binary_expr): Make sure
13649 the shift count is positive and non-anti-range for RSHIFT_EXPR.
13650 A shift count of zero is not special as with *_DIV_EXPR.
13651 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
13654 2007-03-11 Ian Lance Taylor <iant@google.com>
13656 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
13657 the *_DIV_EXPR codes correctly with overflow infinities.
13659 2007-03-11 Ira Rosen <irar@il.ibm.com>
13661 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
13662 indicate success/failure of the analysis. Add negation to subtrahend
13663 in case of subtraction. Fail if both operands contain constants.
13664 (create_data_ref): Fail if analyze_offset fails.
13666 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
13668 * config/i386/i386.md (frndintxf2): Rename to ...
13669 (rintxf2): ... this. Remove expander having same name.
13670 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13671 (roundsf2, rounddf2): Ditto.
13672 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
13673 (lround<mode>di2, lround<mode>si2): Ditto.
13675 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
13677 * lower-subreg.c: Include except.h.
13678 (decompose_multiword_subregs): Verify that the only control flow
13679 insns we can split are loads to multi-words pseudos.
13680 Handle breaking such blocks after splitting, instead of calling
13681 find_many_sub_basic_blocks.
13683 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
13684 on the new basic block. Add a lengthy comment explaining why we
13685 thought this was necessary.
13686 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
13688 2007-03-10 Mark Mitchell <mark@codesourcery.com>
13691 * tree.c (walk_type_fields): Recurse into the element type of
13692 ARRAY_TYPEs if there is a pointer set.
13694 2007-03-10 Dirk Mueller <dmueller@suse.de>
13696 * c-common.c (warn_logical_operator): Fix condition.
13698 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
13700 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
13702 * config/darwin.c (machopic_select_section): Remove superfluous
13703 argument in call to categorize_decl_for_section. Remove unused
13706 2007-03-10 Joseph Myers <joseph@codesourcery.com>
13708 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
13710 * configure: Regenerate.
13712 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
13715 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
13716 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
13717 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
13718 Add LABEL_NUSES to emitted label.
13719 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
13720 branch probability value to emitted jump insn.
13721 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
13722 Do not check life information and do not re-arrange input operands
13723 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
13725 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13727 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
13728 the change of decode_asm_operands.
13730 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13732 * mode-switching.c (create_pre_exit): Skip blockage insn.
13734 2007-03-09 Diego Novillo <dnovillo@redhat.com>
13736 * tree-pass.h (TODO_update_smt_usage): Remove.
13738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13742 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13744 * pa.c (attr_length_call): Revise condition for long
13745 pc-relative branch.
13746 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
13747 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
13748 sequence on SOM target.
13750 2007-03-09 Geoffrey Keating <geoffk@apple.com>
13752 * gcc.c: Document %{, in big comment at top.
13753 (input_suffix_matches): Remove special handling for .s and
13755 (input_spec_matches): New.
13756 (handle_braces): Handle %{,.
13757 (validate_switches): ',' indicates a value which is not a switch.
13758 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
13759 to detect assembler input.
13760 * config/i386/sol2.h (CPP_SPEC): Likewise.
13761 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
13762 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13763 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
13764 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13765 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
13766 -m64 causes deployment target to default to 10.5.
13767 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13769 2007-03-09 Richard Henderson <rth@redhat.com>
13772 * target.h (targetm.asm.out.reloc_rw_mask): New.
13773 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
13774 (TARGET_ASM_OUT): Use it.
13775 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
13776 * varasm.c (categorize_decl_for_section): Remove shlib argument;
13777 use the new reloc_rw_mask target hook instead.
13778 (default_section_type_flags_1): Merge into...
13779 (default_section_type_flags): ... here.
13780 (decl_readonly_section_1): Merge into...
13781 (decl_readonly_section): ... here.
13782 (default_elf_select_section_1): Merge into...
13783 (default_elf_select_section): ... here.
13784 (default_unique_section_1): Merge into...
13785 (default_unique_section): ... here.
13786 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
13787 (default_select_rtx_section): Use it.
13788 (default_elf_select_rtx_section): Likewise.
13789 * output.h: Update to match.
13790 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
13791 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
13792 (TARGET_ASM_RELOC_RW_MASK): New.
13793 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
13794 to categorize_decl_for_section.
13795 (x86_64_elf_unique_section): Likewise.
13796 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
13797 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
13798 (TARGET_ASM_RELOC_RW_MASK): New.
13799 * config/ia64/ia64.c (ia64_rwreloc_select_section,
13800 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
13801 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
13802 (TARGET_RWRELOC): Remove.
13803 (ia64_section_type_flags): Adjust call to default_section_type_flags.
13804 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13805 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
13806 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
13807 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
13808 (rs6000_xcoff_select_section): Use decl_readonly_section.
13809 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
13810 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13811 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
13812 (TARGET_SECTION_TYPE_FLAGS): Remove.
13813 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
13815 2007-03-09 Roger Sayle <roger@eyesopen.com>
13817 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13818 complex constant equality/inequality comparisons for here.
13819 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13820 known at compile-time or can be simplified to a scalar comparison.
13821 (fold_relational_const): Move compile-time evaluation of complex
13822 constant equality/inequality comparisons to here.
13824 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13826 PR rtl-optimization/30643
13827 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13829 (fold_rtx): Recurse, like before 2006-11-03.
13831 2007-03-09 DJ Delorie <dj@redhat.com>
13833 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13836 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13838 PR tree-optimization/30375
13839 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13840 LHS of statements is not the same.
13841 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13843 2007-03-09 Chao-ying Fu <fu@mips.com>
13845 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13847 * doc/invoke.texi (-mdspr2): Document new option.
13848 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13849 New unspec for DSP REV 2.
13850 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13851 these instructions are extended in DSP REV 2.
13852 (mips-dspr2.md): Include.
13853 * config/mips/mips.opt (mdspr2): New option.
13854 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13855 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13856 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13857 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13858 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13859 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13860 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13862 (bdesc_map): Add one field of unsupported_target_flags.
13863 (bdesc_arrays): Update entries to have extra fields. Add
13865 (mips_init_builtins): Initialize new function types.
13866 Check unsupported_target_fileds to filter out builtins.
13867 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13869 (ASM_SPEC): Pass mdspr2 to the assembler.
13870 * config/mips/mips-dspr2.md: New file.
13872 2007-03-09 Sa Liu <saliu@de.ibm.com>
13874 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13876 2007-03-09 Ian Lance Taylor <iant@google.com>
13878 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13879 argument) like -Wstrict-overflow=2.
13880 * doc/invoke.texi (Warning Options): Update documentation.
13882 2007-03-09 Dirk Mueller <dmueller@suse.de>
13885 * doc/invoke.texi (-Wlogical-op): Document.
13886 * common.opt (-Wlogical-op): New.
13887 * c-common.h (warn_logical_operator): Declare.
13888 * c-common.c (warn_logical_operator): Define.
13889 * c-typeck.c (parser_build_binary_op): Call
13890 warn_logical_operator.
13892 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13894 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
13895 * final.c (final_scan_insn): Test for non-"" file name.
13897 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
13899 * doc/loop.texi: Document the Omega linear constraints solver.
13900 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
13901 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
13902 omega-hash-table-size, omega-max-keys, and
13903 omega-eliminate-redundant-constraints.
13904 * tree-pass.h (pass_check_data_deps): Declared.
13907 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
13908 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
13909 pass_check_data_deps): New.
13910 * tree-data-ref.c (init_data_ref): Remove declaration.
13911 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
13912 (analyze_array): Renamed init_array_ref, move up initializations.
13913 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
13914 Removed arguments that are set to NULL.
13915 (analyze_indirect_ref): Correct indentation, correct call to
13917 (object_analysis): Call init_array_ref instead of analyze_array.
13918 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
13919 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
13920 of DR_ACCESS_FNS_ADDR.
13921 (init_omega_eq_with_af, omega_extract_distance_vectors,
13922 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
13923 ddr_consistent_p): New.
13924 (compute_affine_dependence): Check consistency of ddrs when
13925 flag_check_data_deps is passed.
13926 (analyze_all_data_dependences): Uncomment.
13927 (tree_check_data_deps): New.
13928 * tree-data-ref.h: Include omega.h.
13929 (DR_ACCESS_FNS_ADDR): Removed.
13930 (data_dependence_relation): Add inner_loop.
13931 (DDR_INNER_LOOP): New.
13932 * common.opt (fcheck-data-deps): New.
13933 * tree-flow.h (tree_check_data_deps): Declare.
13934 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
13935 (OBJS-common): Depend on omega.o.
13937 * passes.c (pass_check_data_deps): Scheduled.
13938 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
13939 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
13940 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
13941 PARAM_VECT_MAX_VERSION_CHECKS,
13942 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
13944 2007-03-09 Richard Guenther <rguenther@suse.de>
13946 PR tree-optimization/30904
13947 PR middle-end/31058
13948 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
13949 the same way as *_DIV_EXPR.
13951 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13953 * recog.c (decode_asm_operands): No mixed declarations and code.
13955 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13957 * rtl.def (ASM_INPUT): Add location.
13958 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
13959 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
13960 (decode_asm_operands): Add loc operand.
13961 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
13962 * stmt.c (expand_asm): Rename to...
13963 (expand_asm_loc): ... this. Add locus argument. Pass it on to
13964 gen_rtx_ASM_INPUT_loc.
13965 (expand_asm_expr): Adjust.
13966 * recog.c (decode_asm_operands): Add loc operand.
13967 (check_asm_operands, extract_insn): Adjust.
13968 * reload1.c (maybe_fix_stack_asms): Likewise.
13969 * final.c (asm_insn_count): Likewise.
13970 (final_scan_insn): Output # line before and after asm.
13972 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
13974 * tree-ssa-structalias.c (variable_info): Remove
13976 (new_var_info): Ditto.
13977 (shared_bitmap_info_t): New structure.
13978 (shared_bitmap_table): New variable.
13979 (shared_bitmap_hash): New function.
13980 (shared_bitmap_eq): Ditto
13981 (shared_bitmap_lookup): Ditto.
13982 (shared_bitmap_add): Ditto.
13983 (merge_smts_into): Change to take bitmap directly.
13984 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
13985 (init_alias_vars): Init shared bitmap hashtable.
13986 (delete_points_to_sets): Delete shared bitmap hashtable.
13987 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
13988 is_aliased removal as a change that was still necessary was
13991 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
13993 * config/i386/i386.h (override_options): Conditionally disable
13994 x86_sahf for 64bit targets only.
13996 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13999 * c-decl.c (merge_decls): Don't call make_var_volatile.
14000 * varasm.c (make_var_volatile): Remove.
14001 * output.h (make_var_volatile): Remove.
14003 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
14005 PR tree-optimization/31085
14006 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
14008 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14010 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
14011 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
14012 ATTR_CONST_NOTHROW_LIST.
14014 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14017 2007-03-08 Diego Novillo <dnovillo@redhat.com>
14019 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
14021 2007-03-08 Geoffrey Keating <geoffk@apple.com>
14024 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
14026 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
14027 passed, use shared libgcc.
14029 2007-03-08 Roger Sayle <roger@eyesopen.com>
14031 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
14032 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14033 (honor_protect_cleanup_actions, lower_try_finally_switch):
14035 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
14036 ifc_temp_var): Likewise.
14037 * tree-inline.c (setup_one_parameter): Likewise.
14038 * tree-mudflap.c (mf_decl_cache_locals,
14039 mf_build_check_statement_for): Likewise.
14040 * tree-nested.c (init_tmp_var, save_tmp_var,
14041 finalize_nesting_tree_1): Likewise.
14042 * tree-outof-ssa.c (insert_copy_on_edge,
14043 insert_backedge_copies): Likewise.
14044 * tree-profile.c (tree_gen_edge_profiler,
14045 tree_gen_ic_profiler): Likewise.
14046 * tree-scalar-evolution.c (scev_const_prop): Likewise.
14047 * tree-sra.c (sra_build_assignment): Likewise.
14048 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
14049 * tree-ssa-math-opts.c (insert_reciprocals,
14050 execute_cse_sincos_1): Likewise.
14051 * tree-tailcall.c (adjust_accumulator_values,
14052 adjust_return_value): Likewise.
14053 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
14054 * tree-vect-transform.c (vect_create_data_ref_ptr,
14055 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
14056 vect_create_epilog_for_reduction, vectorizable_reduction,
14057 vectorizable_call, vectorizable_conversion,
14058 vectorizable_assignment, vectorizable_operation,
14059 vectorizable_type_demotion, vect_gen_widened_results_half,
14060 vect_permute_store_chain, vectorizable_store,
14061 vect_setup_realignment, vect_permute_load_chain,
14062 vectorizable_load, vectorizable_condition,
14063 vect_create_cond_for_align_checks): Likewise.
14064 * tree-vrp.c (build_assert_expr_for): Likewise.
14066 2007-03-08 Ian Lance Taylor <iant@google.com>
14068 * tree-vrp.c: Include "intl.h".
14069 (usable_range_p): New static function.
14070 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
14071 overflowed values, juts set *strict_overflow_p.
14072 (compare_values): Only return -2 if one of the operands is not a
14074 (compare_ranges): Call usable_range_p.
14075 (compare_range_with_value): Likewise.
14076 (vrp_evaluate_conditional_warnv): Rename from
14077 vrp_evaluate_conditional. Make static. Change all callers.
14078 (vrp_evaluate_conditional): New function.
14079 (simplify_div_or_mod_using_ranges): Issue warning about reliance
14080 on signed overflow.
14081 (simplify_abs_using_ranges): Likewise.
14082 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
14083 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
14084 within_stmt parameter.
14085 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14086 vrp_evaluate_conditional.
14087 * tree-ssa-threadedge.c
14088 (record_temporary_equivalences_from_stmts_at_dest): Change
14089 simplify parameter to take a second tree parameter.
14090 (simplify_control_stmt_condition): Likewise.
14091 (thread_across_edge): Likewise.
14092 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14093 (thread_across_edge): Likewise.
14094 * Makefile.in (tree-vrp.o): Depend upon intl.h.
14096 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
14098 * config/i386/i386.h (TARGET_SAHF): New define.
14099 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
14100 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
14101 (x86_sahf): New global variable.
14102 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
14103 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
14104 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
14105 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
14107 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
14108 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
14109 when expanding fcomi/sahf based tests.
14110 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
14111 expanding sahf based alternative. Emit sahf based sequence when
14112 optimizing for code size.
14113 * config/i386/i386.md (x86_sahf_1): Do not disable for
14114 TARGET_64BIT, enable for TARGET_SAHF.
14116 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
14118 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
14119 spurious whitespace from error message.
14121 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
14124 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
14126 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
14128 * c-decl.c (grokdeclarator): Disable warnings for anonymous
14130 * tree-sra.c (instantiate_element): Propagate disabled warnings
14131 from the element itself to the created variable.
14133 2007-03-07 Richard Henderson <rth@redhat.com>
14136 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
14137 silently fix up the stack in the case of a missing register.
14139 2007-03-07 Paul Brook <paul@codesourcery.com>
14141 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
14143 2007-03-07 Joseph Myers <joseph@codesourcery.com>
14145 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
14147 (phase1_vrs): Use them.
14148 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
14149 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
14150 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
14151 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
14152 __gnu_Unwind_Restore_WMMXC if required.
14153 (_Unwind_VRS_Pop): Implement iWMMXt support.
14154 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
14155 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
14156 gnu_Unwind_Save_WMMXC): Define.
14158 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14160 * config/vxworks.h (vxworks_override_options): Declare.
14161 (VXWORKS_OVERRIDE_OPTIONS): Use it.
14162 * config/vxworks.c: Include target.h and toplev.h.
14163 (vxworks_override_options): New function.
14164 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
14166 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
14168 * config/s390/s390.c (override_options): Don't emit an error when
14169 -mstack-size is used without providing -mstack-guard.
14170 (s390_emit_prologue): Choose stack_guard value automatically if not
14171 provided via command line.
14172 * doc/invoke.texi: Adjust description of -mstack-guard and
14175 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14177 * config/i386/i386.c (output_set_got): Add a GOT initialization
14178 sequence for VxWorks PIC.
14179 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
14180 around labels as well as symbols. Use gotoff_operand instead
14181 of local_symbolic_operand.
14182 (legitimize_pic_address): Use gotoff_operand instead of
14183 local_symbolic_operand. Use @GOT accesses for labels as
14185 (ix86_output_addr_diff_elt): Use PC-relative rather than
14186 GP-relative offsets for VxWorks PIC.
14187 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
14188 no_new_pseudos. Check whether the returned register is op0.
14189 * config/i386/i386.md (tablejump): Use PC-relative rather than
14190 GP-relative offsets for VxWorks PIC.
14191 * config/i386/predicates.md (gotoff_operand): New predicate.
14193 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14195 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
14197 * config/vxworks-dummy.h: New file.
14198 * config/i386/i386.h: Include it.
14200 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
14202 * dwarf2out.c (is_inlined_entry_point): New
14203 (add_high_low_attributes): Emit DW_AT_entry_pc along with
14204 DW_AT_ranges if the first subblock is the entry point.
14206 2007-03-06 David Daney <ddaney@avtrex.com>
14208 * doc/install.texi (mips-*-*): Change recommended binutils
14211 2007-03-06 Anatoly Sokolov <aesok@post.ru>
14213 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
14214 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
14216 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14217 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14219 2007-03-06 Jan Hubicka <jh@suse.cz>
14221 * errors.h (warning, error, fatal, internal_error): Mark as cold.
14222 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
14224 (probably_cold_bb_p): Cold functions are cold.
14225 (probably_never_executed_bb_p): Cold functions are cold.
14226 (tree_bb_level_predictions): Predict calls to cold functions as not
14228 (compute_function_frequency): Check hot/cold attributes.
14229 * function.h (function_frequency): Update comments.
14230 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
14231 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
14232 (c_common_att): Add cold and hot.
14234 * doc/extend.texi (hot,cold attributes): Document.
14236 2007-03-06 Andrew Haley <aph@redhat.com>
14238 * function.c (expand_function_end): Move blockage to just after we
14239 emit the label for the naked return from the function.
14241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14243 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
14246 2007-03-06 Jan Hubicka <jh@suse.cz>
14248 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
14249 loaded for constant large models. Non-large 64bit PIC can do.
14250 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
14251 * cmodel.h: Add LARGE PIC.
14252 * i386.md (UNSPEC_PLTOFF): New.
14253 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
14255 (*call_1_rex64): Disable for large models.
14256 (*call_1_rex64_large): New.
14257 (*call_value_1_rex64): Disable for large models.
14258 (*call_value_1_rex64_large): New.
14259 (set_rip_rex4): New.
14260 (set_got_offset_rex64): New.
14261 * predicates.md (constant_call_address_operand): For large model
14262 constant calls are not possible.
14263 * i386-protos.h (construct_plt_address): Declare.
14264 * i386.c (override_options): Accept large models.
14265 (ix86_expand_prologue): Expand large PIC GOT pointer load.
14266 (legitimate_constant_p): Add new UNSPECs.
14267 (legitimate_pic_operand_p): Likewise.
14268 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
14269 (legitimize_pic_address): Do easy RIP relative way for TLS only for
14271 (output_pic_addr_const): Add PLTOFF.
14272 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
14273 (ix86_expand_move): Legitimize pic address when in PIC mode.
14274 (construct_plt_address): New function.
14275 (ix86_expand_call): Offload the address to register and use GOT
14276 pointer for large model.
14277 * invoke.texi (mcmodel=large): Update documentation.
14279 2007-03-06 Richard Henderson <rth@redhat.com>
14281 * config/i386/i386.c (x86_use_leave, x86_push_memory,
14282 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
14283 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
14284 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
14285 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
14286 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
14287 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
14288 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
14289 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
14290 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
14291 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14292 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
14293 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14294 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14295 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
14296 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
14297 x86_schedule, x86_use_bt, x86_pad_returns,
14298 x86_use_xchgb): Merge into ...
14299 (ix86_tune_features): ... here. New array.
14300 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14301 x86_bswap): Merge into ...
14302 (ix86_arch_features): ... here. New array.
14303 (x86_3dnow_a): Remove.
14304 (x86_accumulate_outgoing_args): Make static.
14305 (x86_arch_always_fancy_math_387): Make static.
14306 (ix86_tune_mask, ix86_arch_mask): Move ...
14307 (override_options): ... to local variables here. Apply the
14308 appropriate mask to each element of ix86_arch_features and
14309 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14310 as were done in the old macros.
14311 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14312 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14313 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14314 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14315 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14316 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14317 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14318 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14319 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14320 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14321 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14322 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14323 x86_accumulate_outgoing_args, x86_prologue_using_move,
14324 x86_epilogue_using_move, x86_decompose_lea,
14325 x86_arch_always_fancy_math_387, x86_shift1,
14326 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14327 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14328 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14329 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14330 x86_use_incdec, x86_pad_returns, x86_bswap,
14331 x86_partial_flag_reg_stall): Remove.
14332 (enum ix86_tune_indices): New.
14333 (ix86_tune_features): New.
14334 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14335 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14336 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14337 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14338 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14339 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14340 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14341 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14342 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14343 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14344 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14345 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14346 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14347 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14348 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14349 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14350 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14351 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14352 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14353 TARGET_EXT_80387_CONSTANTS): Use it.
14354 (enum ix86_arch_indices): New.
14355 (ix86_arch_features): New.
14356 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14357 TARGET_BSWAP): Use it.
14358 (ix86_tune_mask, ix86_arch_mask): Remove.
14360 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14363 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14364 Define using $${sysroot_headers_suffix}.
14365 * configure: Regenerate.
14366 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14367 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14369 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14370 * gcc.c (print_sysroot_headers_suffix): New.
14371 (option_map): Include --print-sysroot-headers-suffix.
14372 (display_help): Mention -print-sysroot-headers-suffix.
14373 (process_command): Handle -print-sysroot-headers-suffix.
14374 (do_spec_1): Append multilib directory to include-fixed path if
14375 sysroot suffixes in use.
14376 (main): Handle -print-sysroot-headers-suffix.
14377 * Makefile.in (start.encap): Don't depend on xlimits.h
14378 (xlimits.h): Remove.
14379 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14380 limits.h for each multilib in fixinc_list.
14381 (fixinc_list, s-fixinc_list): New.
14382 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14383 generate them for each multilib in fixinc_list.
14384 (stmp-fixproto): Use include-fixed. Run fixproto for each
14385 multilib in fixinc_list.
14386 (mostlyclean): Don't remove xlimits.h.
14387 (clean): Remove include-fixed.
14388 (real-install-headers-tar, real-install-headers-cpio,
14389 real-install-headers-cp): Don't copy include, only include-fixed.
14390 (install-mkheaders): Depend on fixinc_list. Don't depend on
14391 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14392 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14393 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14395 2007-03-06 Jan Hubicka <jh@suse.cz>
14397 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
14400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14402 * configure.ac: Allow tm_file to contain build-directory files.
14403 * configure: Regenerate.
14404 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
14405 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
14406 * config/m68k/print-sysroot-suffix.sh: New file.
14408 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14410 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
14411 of pic_offset_table_rtx if reload_completed.
14412 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
14413 PIC_OFFSET_TABLE_REGNUM.
14414 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
14416 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
14417 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
14419 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14421 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14422 functions that call eh_return.
14424 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14426 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14427 functions that need a constant pool.
14429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14432 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
14433 (m68k_preferred_reload_class): Likewise.
14434 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
14435 (SECONDARY_RELOAD_CLASS): Define.
14436 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
14437 (LIMIT_RELOAD_CLASS): Delete.
14438 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
14439 registers from storing bytes.
14440 (m68k_secondary_reload_class): New function.
14441 (m68k_preferred_reload_class): Likewise.
14443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14445 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
14447 (m68k_expand_prologue): Likewise.
14449 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14451 * config/m68k/m68k-protos.h (output_sibcall): Declare.
14452 (mips_expand_epilogue): Add a bool parameter.
14453 (m68k_legitimize_sibcall_address): Declare.
14454 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
14455 (m68k_expand_epilogue): Add a parameter to select between sibling
14456 and normal epilogues. Only generate a return for the latter.
14457 (m68k_ok_for_sibcall_p): New function.
14458 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
14459 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
14460 (sibcall_value, *sibcall_value): Likewise.
14461 (*call, *call_value): Require !SIBLING_CALL_P.
14462 (epilogue): Update call to m68k_expand_epilogue.
14463 (sibcall_epilogue): New pattern.
14464 * config/m68k/predicates.md (const_call_operand): Say that this
14465 predicate applies to sibling calls too.
14466 (sibcall_operand): New predicate.
14468 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14470 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
14471 alternatives as movsi_cf.
14472 (movsf_cf_hard): Add commentary.
14474 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
14475 Richard Sandiford <richard@codesourcery.com>
14477 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
14478 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
14479 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
14480 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
14481 as being live on exit from an interrupt function.
14482 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
14483 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
14484 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
14485 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
14486 (m68k_interrupt_function_p): Globalize.
14487 (m68k_compute_frame_layout): Remove reverse mask code.
14488 (m68k_emit_movem, m68k_set_frame_related): New functions.
14489 (m68k_output_function_prologue): Delete in favor of...
14490 (m68k_expand_prologue): ...this new function.
14491 (m68k_output_function_epilogue): Delete in favor of...
14492 (m68k_expand_epilogue): ...this new function.
14493 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
14495 (print_operand): Handle %?.
14496 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
14497 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
14498 (prologue, epilogue): New patterns.
14499 (return): Turn into a define_expand.
14500 (*return): New pattern, derived from old "return" pattern. Use rte
14501 rather than rts for interrupt functions. Only use rtd if the pop
14503 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
14504 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
14505 (link, *link, unlink, *unlink, load_got): Likewise.
14507 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14511 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
14512 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
14513 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
14514 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
14515 and m68k_matches_u_p.
14516 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
14517 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
14518 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
14519 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
14520 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
14521 (REG_STRICT_P): New macro.
14522 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
14523 PCREL_GENERAL_OPERAND_OK.
14524 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
14525 m68k_legitimate_base_reg_p.
14526 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
14527 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
14528 (PIC_CASE_VECTOR_ADDRESS): Update comment.
14529 * config/m68k/m68k.c (m68k_address): New structure.
14530 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
14531 (m68k_decompose_index, m68k_legitimate_constant_address_p)
14532 (m68k_jump_table_ref_p, m68k_decompose_address)
14533 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
14534 (m68k_matches_u_p): New functions.
14535 (print_operand_address): Rewrite to use m68k_decompose_index.
14537 2007-03-05 David Taylor <dtaylor@emc.com>
14539 * gcc.c: Correct copyright date in --version output.
14541 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14543 * pa.md: In unamed move patterns, disparge copies between general
14544 and floating point registers using '?' modifier. Don't include 'f'
14545 constraint for register preferences in DImode, SImode, HImode and
14546 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
14547 Remove constraints for copies between general and floating registers
14548 in soft-float DFmode pattern.
14549 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
14553 2007-03-05 Mike Stump <mrs@apple.com>
14555 * c-common.c (targetcm): Add.
14556 * c-opts.c (c_common_handle_option): Handle language specific
14558 * opts.c (handle_option): Verify language for target options, if
14560 * opth-gen.awk: Add CL_LANG_ALL.
14561 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
14562 (TARGETCM_INITIALIZER): Add.
14563 * target.h (struct gcc_targetcm): Add.
14565 * targhooks.c (default_handle_c_option): Add.
14566 * targhooks.h (default_handle_c_option): Add.
14567 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
14569 * config/darwin.opt (iframework): Add.
14570 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
14571 * config/darwin-c.c (handle_c_option): Add.
14572 (TARGET_HANDLE_C_OPTION): Add.
14574 * doc/invoke.texi (Darwin Options): Add -iframework.
14576 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14578 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
14581 2007-03-05 Ian Lance Taylor <iant@google.com>
14583 * c.opt (fgnu89-inline): New option.
14584 * c-opts.c (c_common_post_options): Set default value for
14586 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
14587 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
14589 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
14590 (grokdeclarator, start_function): Likewise.
14591 * c-cppbuiltin.c (c_cpp_builtins): Define either
14592 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
14593 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
14594 (C Dialect Options): Document -fgnu89-inline.
14595 * doc/extend.texi (Function Attributes): Explain what the
14596 gnu_inline attribute does.
14597 * doc/cpp.texi (Common Predefined Macros): Document
14598 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14600 2007-03-05 Ian Lance Taylor <iant@google.com>
14602 PR tree-optimization/31034
14603 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
14604 half-range if the other side is an overflow infinity.
14606 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14608 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
14609 (bfin*-linux-uclibc*): New configuration.
14610 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
14612 * config/bfin/linux.h: New file.
14613 * config/bfin/libgcc-bfin.ver: New file.
14614 * config/bfin/t-bfin-uclinux: New file.
14615 * config/bfin/t-bfin-linux: New file.
14616 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
14617 (TARGET_OS_CPP_BUILTINS): New macro.
14619 2007-03-05 Richard Guenther <rguenther@suse.de>
14621 * fold-const.c (fold_binary): Remove duplicate folding
14622 of comparison of non-null ADDR_EXPR against null.
14624 2007-03-05 Richard Guenther <rguenther@suse.de>
14625 Dorit Nuzman <dorit@il.ibm.com>
14627 PR tree-optimization/26420
14628 * tree-vectorizer.c (vectorize_loops): Bail out early if there
14629 are no loops in the function. Only print the number of
14630 vectorized loops if it is greater than zero or we are supposed
14631 to print information about unvectorized loops.
14633 2007-03-05 Revital Eres <eres@il.ibm.com>
14635 * gcc.dg/var-expand1.c: New test.
14636 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
14637 when an accumulator is expanded.
14639 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14642 * c-common.c (convert_and_check): Don't give warnings for
14643 conversion if 'expr' already overflowed.
14645 2007-03-04 Roger Sayle <roger@eyesopen.com>
14647 PR middle-end/30744
14648 * fold-const.c (fold_comparison): Enforce type consistency when
14649 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
14651 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
14653 * tree-ssa-address.c (create_mem_ref): Do not put an expression
14654 containing a cast to the base of TARGET_MEM_REF.
14656 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
14658 * tree.c (tree_contains_struct_check_failed): Remove spurious
14659 whitespace from error message.
14661 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
14664 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
14665 instead of precision.
14667 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
14668 Nathan Sidwell <nathan@codesourcery.com>
14670 * emit-rtl.c (find_auto_inc): New.
14671 (try_split): recreate REG_INC notes,
14672 Use regular for loops rather than whiles.
14674 2007-03-03 Andreas Schwab <schwab@suse.de>
14676 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
14677 * configure: Regenerate.
14679 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14681 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
14682 flag_rounding_math, not flag_unsafe_math_optimizations.
14684 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
14686 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
14687 alpha_fold_vector_minmax): Likewise.
14688 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
14689 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14691 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14693 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
14694 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
14695 if the lhs has side-effects.
14696 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
14698 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14700 * config/i386/i386.h (TUNEMASK): Remove define.
14701 (ARCHMASK): Remove define.
14702 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
14703 Use ix86_arch_mask variable instead of ARCHMASK.
14704 * config/i386/i386.c (override_options): Ditto.
14705 (standard_80387_constant_p): Ditto.
14707 2007-03-02 Ian Lance Taylor <iant@google.com>
14709 Used signed infinities in VRP.
14710 * tree-vrp.c (uses_overflow_infinity): New static function.
14711 (supports_overflow_infinity): New static function.
14712 (make_overflow_infinity): New static function.
14713 (negative_overflow_infinity): New static function.
14714 (positive_overflow_infinity): New static function.
14715 (is_negative_overflow_infinity): New static function.
14716 (is_positive_overflow_infinity): New static function.
14717 (is_overflow_infinity): New static function.
14718 (overflow_infinity_range_p): New static function.
14719 (compare_values_warnv): New function split out of compare_values.
14720 (compare_value): Call it.
14721 (set_value_range_to_nonnegative): Add overflow_infinity
14722 parameter. Change caller.
14723 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
14725 (vrp_expr_computes_nonzero): Likewise.
14726 (compare_ranges, compare_range_with_value): Likewise.
14727 (compare_name_with_value, compare_names): Likewise.
14728 (vrp_evaluate_conditional): Likewise.
14729 (set_value_range): Handle infinity
14730 (vrp_operand_equal_p, operand_less_p): Likewise.
14731 (extract_range_from_assert): Likewise.
14732 (vrp_int_const_binop): Likewise.
14733 (extract_range_from_binary_expr): Likewise.
14734 (extract_range_from_unary_expr): Likewise.
14735 (extract_range_from_comparison): Likewise.
14736 (extract_range_from_expr): Likewise.
14737 (dump_value_range): Likewise.
14738 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
14739 (test_for_singularity): Likewise.
14740 (vrp_int_const_binop): Remove inline qualifier.
14741 (adjust_range_with_scev): Add comment.
14742 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14744 2007-03-02 Diego Novillo <dnovillo@redhat.com>
14746 * tree-ssa-structalias.c (could_have_pointers): Tidy.
14747 (get_constraint_for): Likewise.
14748 (do_structure_copy): Likewise.
14749 (find_func_aliases): Fix references to MODIFY_EXPR.
14750 (intra_create_variable_infos): Tidy.
14751 * tree-ssa-operands.c (add_virtual_operand): Add argument
14753 When adding members of alias sets, if IS_CALL_SITE is true and
14754 the symbol is not call-clobbered, skip it.
14755 Adjust all callers.
14757 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14759 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
14760 entry by means of emit_insn_at_entry.
14762 2007-03-02 Richard Henderson <rth@redhat.com>
14764 * expr.h (promoted_input_arg): Remove decl.
14765 * function.c (promoted_input_arg): Merge into ...
14766 * combine.c (setup_incoming_promotions): ... only caller.
14767 Rearrange to avoid double loop.
14769 2007-03-02 Ben Elliston <bje@au.ibm.com>
14770 Peter Bergner <bergner@vnet.ibm.com>
14771 Janis Johnson <janis187@us.ibm.com>
14773 * config/rs6000/dfp.md: New file.
14774 * config/rs6000/rs6000.md: Include dfp.md.
14775 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
14776 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
14777 and TDmode decimal float modes in FP registers.
14778 (num_insns_constant): Likewise.
14779 (rs6000_legitimate_offset_address_p): Likewise.
14780 (rs6000_legitimize_address): Likewise.
14781 (rs6000_legitimize_reload_address): Likewise.
14782 (rs6000_legitimate_address): Likewise.
14783 (rs6000_emit_move): Likewise.
14784 (function_arg_boundary): Likewise.
14785 (function_arg_advance): Likewise.
14786 (rs6000_darwin64_record_arg_recurse): Likewise.
14787 (function_arg): Likewise.
14788 (rs6000_gimplify_va_arg): Likewise.
14789 (rs6000_split_multireg_move): Likewise.
14790 (rs6000_output_function_epilogue): Likewise.
14791 (rs6000_output_function_epilogue): Likewise.
14792 (rs6000_register_move_cost): Likewise.
14793 (rs6000_function_value): Likewise.
14794 (rs6000_libcall_value): Likewise.
14796 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14798 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
14800 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14802 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
14803 Use $MULTIDIR to choose between the kernel and RTP headers,
14804 and use $WIND_BASE and $WIND_USR to locate them.
14806 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14808 * config/i386/i386.c (override_options): Put initialization of
14809 ix86_tune_mask and ix86_arch_mask to the correct place.
14811 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14812 Michael Meissner <michael.meissner@amd.com>
14815 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14816 (ARCHMASK): Define.
14817 (TARGET_CMOVE): Use ARCHMASK.
14818 (TARGET_CMPXCHG): Ditto.
14819 (TARGET_CMPXCHG8B): Ditto.
14820 (TARGET_XADD): Ditto.
14821 (TARGET_BSWAP): Ditto.
14822 * config/i386/i386.c (ix86_tune_mask): New global variable.
14823 (ix86_arch_mask): Ditto.
14824 (override_options): Initialize ix86_tune_mask and
14825 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14828 2007-03-02 Ben Elliston <bje@au.ibm.com>
14831 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14833 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14835 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14836 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14837 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14838 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14840 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14841 rs6000_init_dwarf_reg_sizes_extra): New.
14842 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14843 SPE register high parts.
14845 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14847 * Makefile.in: Add install-pdf target as
14848 copied from automake v1.10 rules.
14849 * configure.ac: Add install-pdf to target list.
14850 * configure: Regenerate.
14852 2007-03-01 Paul Brook <paul@codesourcery.com>
14854 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14855 modes to LDRD for DImode.
14856 (output_move_double): Fixup out of range ldrd/strd.
14857 (vfp_secondary_reload_class): Rename...
14858 (coproc_secondary_reload_class): ... to this. Add wb argument.
14859 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14860 coproc_secondary_reload_class for CLASS_IWMMXT.
14861 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14862 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14864 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14866 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14867 unroll factor by the estimated number of iterations.
14868 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14869 than prefetch latency.
14871 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14872 decode_caches_intel, detect_caches_intel): New functions.
14873 (host_detect_local_cpu): Use detect_caches_amd and
14874 detect_caches_intel.
14876 2007-03-01 Richard Henderson <rth@redhat.com>
14878 * expr.c (emit_move_complex_push): Export.
14879 (emit_move_complex_parts): Split out from ...
14880 (emit_move_complex): ... here.
14881 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14882 * config/i386/i386.md (movcdi): New.
14884 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14886 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14887 size of mode1 to check for tieable modes in MMX case.
14889 2007-03-01 Richard Sandiford <richard@codesourcery.com>
14891 * Makefile.in (rtlanal.o): Depend on tree.h.
14892 * rtl.h (offset_within_section_p, split_const): Declare.
14893 * rtlanal.c: Include tree.h.
14894 (offset_within_block_p): New function, taken from
14895 mips_offset_within_object_p.
14896 (split_const): New function, taken from mips_split_const.
14897 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
14899 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14900 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
14901 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
14902 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
14903 (m68k_illegitimate_symbolic_constant_p): New function.
14904 * config/m68k/m68k.md (movsi): Remove misleading predicates.
14905 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
14906 symbolic constant that might be outside the symbol's section,
14907 move the symbol first and then add the offset.
14908 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
14910 * config/mips/mips.c (mips_split_const): Delete.
14911 (mips_offset_within_object_p): Delete.
14912 (mips_symbolic_constant_p): Use offset_within_section_p and
14913 split_const instead of mips_offset_within_object_p and
14915 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
14916 (mips_legitimize_const_move, print_operand_reloc)
14917 (mips_dangerous_for_la25_p): Use split_const instead of
14920 2007-02-28 Eric Christopher <echristo@apple.com>
14922 * Makefile.in (install-include-dir): Don't rm -rf include.
14924 2007-02-28 Richard Guenther <rguenther@suse.de>
14926 PR middle-end/30364
14927 * fold-const.c (fold_binary): Do not associate expressions
14928 with more than one variable for integer types that do not wrap.
14930 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
14932 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14933 Delete, and replace with...
14934 (fold_builtin_call_array): This. Update callers to use it.
14935 * fold-const.c (fold_build_call_list): Delete, and replace with...
14936 (fold_build_call_array): This.
14937 (fold_build_call_list_initializer): Delete, and replace with...
14938 (fold_build_call_array_initializer): This.
14939 * tree.h: Update declarations to reflect above changes.
14941 * c-typeck.c (build_function_call): Store converted arguments
14942 in a stack-allocated array instead of building a list.
14943 (convert_arguments): Store arguments in the array passed in as an
14944 argument, and return the actual number of arguments.
14945 * c-format.c: (check_function_format): Pass arguments in an
14946 array instead of a list.
14947 * c-common.c (check_function_nonnull): Likewise.
14948 (check_function_sentinel): Likewise.
14949 (check_function_arguments): Likewise.
14950 * c-common.h: Update declarations to reflect above changes.
14952 2007-02-28 Jan Hubicka <jh@suse.cz>
14954 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
14955 PRED_NEGATIVE_RETURN): Update outcomes.
14957 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
14959 * calls.c (emit_library_call_value_1): Handle partial registers
14960 correctly when building up CALL_INSN_FUNCTION_USAGE.
14962 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14964 * pa/predicates.md (move_src_operand): Allow zero for mode.
14965 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
14968 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
14971 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
14972 *movv2df_internal): Enable pattern only for valid operand
14974 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
14975 tie only 128bit modes. For MMX registers, tie only 64bit modes.
14977 2007-02-27 Mike Stump <mrs@apple.com>
14979 * config/darwin-crt3.c: Avoid compilation when compiling for a
14982 2007-02-27 Joseph Myers <joseph@codesourcery.com>
14984 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
14986 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
14987 for fixed headers and limits.h.
14988 (install-include-dir, install-headers-tar, install-headers-cpio,
14989 install-headers-cp, real-install-headers-tar,
14990 real-install-headers-cpio, real-install-headers-cp): Handle
14991 include-fixed as well as include.
14992 (install-mkheaders): Don't install files that go only in include
14994 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
14995 from GCC_INCLUDE_DIR.
14996 * gcc.c (process_command): Remove special -BstageN/ handling.
14997 (do_spec_1): Add include-fixed directories.
14999 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15001 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
15003 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
15005 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
15008 2007-02-27 Mark Mitchell <mark@codesourcery.com>
15010 * c-common.c (get_priority): Add check for
15011 SUPPORTS_INIT_PRIORITY.
15013 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15015 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
15017 * config/bfin/bfin.c: Include "cfglayout.h".
15018 (MAX_LSETUP_DISTANCE): New macro.
15019 (struct loop_info): New members incoming, incoming_src and
15020 incoming_dest. Delete member predecessor.
15021 (length_for_loop): New function.
15022 (bfin_optimize_loop): Handle more different loop structures.
15023 (bfin_discover_loop): Rework detection of predecessor blocks by
15024 examining incoming edges.
15025 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
15027 (bfin_reorder_loops): New function.
15028 (bfin_reorg_loops): Use these three new functions.
15030 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
15031 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
15032 (CONSTRAINT_LEN): Add entry for 'q'.
15033 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
15034 Add 'q' constraints.
15035 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
15036 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
15038 * config/bfin/bfin.md (add_with_carry): New pattern.
15039 (s_or_u, su_optab, su_modifier): New code macros/attrs.
15040 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
15041 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
15042 support unsigned multiplies too. Removed incorrect commutativity from
15043 operand 1 constraint where appropriate.
15044 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
15046 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
15047 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
15049 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
15050 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
15051 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
15052 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
15053 usmulhisi_hh_huh): New patterns.
15055 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
15056 lshifthi3): Fix output template to use half reg for operand 2.
15058 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
15061 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
15063 2007-02-27 Andreas Schwab <schwab@suse.de>
15065 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
15067 2007-02-27 Jan Hubicka <jh@suse.cz>
15069 * predict.c (last_basic_block_p): Remove.
15070 (tree_estimate_probability): Update return heuristic for commonized
15073 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15075 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
15077 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15079 * doc/include/gcc-common.texi (versionsubtitle): New macro.
15080 * doc/cpp.texi: Standardize title page.
15081 * doc/cppinternals.texi: Likewise.
15082 * doc/gcc.texi: Standardize title page, remove version number
15083 from copyright page.
15084 * doc/gccint.texi: Likewise.
15085 * doc/install.texi: Standardize title page, add table of
15088 2007-02-26 Jan Hubicka <jh@suse.cz>
15090 * predict.def: Set outcomes according to more recent results.
15091 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
15092 Remove dead predictors.
15093 * predict.c (return_prediction): Fix pasto.
15095 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15097 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
15098 change; avoid a memory leak when returning early.
15100 2007-02-26 Mark Mitchell <mark@codesourcery.com>
15102 * c-decl.c (static_ctors): Move to c-common.c.
15103 (static_dtors): Likewise.
15104 (finish_function): Use c_record_cdtor_fn.
15105 (build_cdtor): Move to c-common.c.
15106 (c_write_global_declarations): Use c_build_cdtor_fns.
15107 * c-common.h (static_ctors): Declare.
15108 (static_dtors): Likewise.
15109 (c_record_cdtor_fn): Likewise.
15110 (c_build_cdtor_fns): Likewise.
15111 * c-common.c (static_ctors): New variable.
15112 (static_dtors): Likewise.
15113 (c_record_cdtor_fn): New function.
15114 (build_cdtor): Move from c-decl.c
15115 (c_build_cdtor_fns): New function.
15117 * output.h (assemble_addr_to_section): Declare.
15118 (get_cdtor_priority_section): Likewise.
15119 * varasm.c (assemble_addr_to_section): New function.
15120 (get_cdtor_priority_section): Likewise.
15121 (default_named_section_asm_out_destructor): Use them.
15122 (destor_dtor_section_asm_out_destructor): Likewise.
15123 (default_named_section_asm_out_constructor): Likewise.
15124 (default_ctor_section_asm_out_constructor): Likewise.
15125 * config.gcc (*-*-vxworks*): Include vxworks.o.
15126 * config/t-vxworks (vxworks.o): New target.
15127 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
15128 (TARGET_ASM_CONSTRUCTOR): Define.
15129 (TARGET_ASM_DESTRUCTOR): Likewise.
15130 (vxworks_asm_out_constructor): Declare.
15131 (vxworks_asm_out_destructor): Likewise.
15133 * c-common.c (get_priority): Check that we have not just an
15134 INTEGER_CST, but an integer constant with integeral type.
15136 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
15138 PR tree-optimization/30938
15139 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
15140 use &dt[nargs-1] instead of &dt[nargs] in the call to
15141 vect_is_simple_use().
15143 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
15145 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
15146 from register elimination as PRE_MODIFY / POST_MODIFY increments.
15147 Do not attempt to handle MEM inside auto-inc expressions.
15148 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
15149 of a register modified by an auto-inc expression. However, do handle
15150 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
15151 (elimination_effects): Prohibit elimination of a register modified
15152 by an auto-inc expression. Disable register elimination rules whose
15153 target register is modified by an auto-inc expression with variable
15156 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15158 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
15160 (array_at_struct_end_p): New function.
15161 (idx_infer_loop_bounds): Use it.
15162 (estimate_numbers_of_iterations_loop): Export.
15163 * predict.c (predict_loops): Use estimated_loop_iterations_int.
15164 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
15165 (tree_estimate_probability): Call record_loop_exits.
15166 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
15167 (estimated_loop_iterations, estimated_loop_iterations_int,
15168 estimated_loop_iterations_tree): New functions.
15169 (analyze_siv_subscript_cst_affine,
15170 compute_overlap_steps_for_affine_1_2,
15171 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
15172 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
15173 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
15174 (PRED_LOOP_ITERATIONS_GUESSED): New.
15175 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
15176 * cfgloop.h (estimate_numbers_of_iterations_loop,
15177 estimated_loop_iterations_int): Declare.
15179 2007-02-25 Mark Mitchell <mark@codesourcery.com>
15181 * doc/extend.texi: Document optional priority argument to
15182 constructors and destructors.
15183 * tree.c (init_priority_for_decl): Adjust GTY markers.
15184 (init_ttree): Use priority-info hash functions for
15185 init_priority_for_decl.
15186 (tree_map_eq): Rename to ...
15187 (tree_map_base_eq): ... this.
15188 (tree_map_marked_p): Rename to ...
15189 (tree_map_base_marked_p): ... this.
15190 (tree_map_base_hash): New function.
15191 (decl_init_priority_lookup): Rework.
15192 (decl_fini_priority_lookup): New function.
15193 (decl_priority_info): New function.
15194 (decl_init_priority_insert): Use it.
15195 (decl_fini_priority_insert): Likewise.
15196 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
15198 (decl_restrict_base_insert): Likewise.
15199 (decl_debug_expr_insert): Likewise.
15200 (decl_value_expr_lookup): Likewise.
15201 (decl_value_expr_insert): Likewise.
15202 * tree.h (priority_type): New type.
15203 (decl_init_priority_lookup): Use priority_type.
15204 (decl_fini_priority_lookup): New function.
15205 (decl_init_priority_insert): Use priority_type.
15206 (decl_fini_priority_insert): New function.
15207 (DECL_HAS_INIT_PRIORITY): Tweak comments.
15208 (DECL_INIT_PRIORITY): Likewise.
15209 (SET_DECL_INIT_PRIORITY): Add comment.
15210 (DECL_FINI_PRIORITY): New macro.
15211 (SET_DECL_FINI_PRIORITY): Likewise.
15212 (DEFAULT_INIT_PRIORITY): Document.
15213 (MAX_INIT_PRIORITY): Likewise.
15214 (MAX_RESERVED_INIT_PRIORITY): Likewise.
15215 (tree_map_base): New type.
15216 (tree_map_base_eq): New function.
15217 (tree_map_base_hash): Likewise.
15218 (tree_map_base_marked_p): Likewise.
15219 (tree_map): Inherit from tree_map_base.
15220 (tree_map_eq): Make it a macro.
15221 (tree_map_marked_p): Likewise.
15222 (tree_int_map): Inherit from tree_map_base.
15223 (tree_int_map_eq): Make it a macro.
15224 (tree_int_map_hash): Likewise.
15225 (tree_int_map_marked_p): Likewise.
15226 (tree_priority_map): New type.
15227 (tree_priority_map_eq): New macro.
15228 (tree_priority_map_hash): Likewise.
15229 (tree_priority_map_marked_p): Likewise.
15230 * varasm.c (emults_decl): Adjust for refactoring of tree_map
15232 (emutls_common_1): Likewise.
15233 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
15234 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
15235 of tree_map hierarchy.
15236 * tree-cfg.c (move_stmt_r): Likewise.
15237 (new_label_mapper): Likewise.
15238 * c-tree.h (c_expand_body): Move to ...
15239 * c-common.h (c_expand_body): ... here.
15240 * c-decl.c (c_expand_body): Move to ...
15241 * c-common.c (c_expand_body): ... here.
15242 (c_common_attribute_table): Allow 1 argument for the constructor
15243 and destructor attributes.
15244 (get_priority): New function.
15245 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
15246 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
15248 2007-02-24 Jan Hubicka <jh@suse.cz>
15250 PR middle-end/30509
15251 * tree-inline.c (copy_bb): Produce exact copy of EH info when
15252 copying for inlining.
15254 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15255 Jan Hubicka <jh@suse.cz>
15258 * i386.c (counter_mode): New function.
15259 (expand_set_or_movmem_via_loop): Use it.
15260 (expand_movmem_epilogue): Likewise; fix pasto.
15261 (ix86_expand_movmem): Do emit guard even for constant counts.
15262 (ix86_expand_setmem): Likewise.
15264 2007-02-25 Nick Clifton <nickc@redhat.com>
15266 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
15267 (JUMP_TABLES_IN_TEXT_SECTION): Define.
15269 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15272 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
15273 count argument with 0x10, not with 0x16.
15274 (expand_setmem_epilogue): Ditto.
15276 2007-02-24 Mike Stump <mrs@apple.com>
15278 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
15281 2007-02-24 Richard Guenther <rguenther@suse.de>
15283 PR middle-end/30951
15284 * fold-const.c (fold_binary): Fold x +- CST op x for
15285 EQ_EXPR and NE_EXPR.
15287 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15289 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
15291 2007-02-24 Jan Hubicka <jh@suse.cz>
15293 * cgraphunit.c (decide_is_function_needed): Honor
15294 -fkeep-inline-functions.
15296 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15298 * builtins.c (fold_builtin_modf): New.
15299 (fold_builtin_2): Use it.
15301 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
15303 * loop-iv.c (implies_p): Detect additional cases where A implies B.
15304 (determine_max_iter): Take additional LOOP arg; all callers changed.
15305 Lose broken logic dealing with PLUS. Try to limit the upper bound by
15306 one using simplifications.
15307 (simplify_using_initial_values): Return if the expression becomes
15308 invalid due to altered regs.
15310 2007-02-23 DJ Delorie <dj@redhat.com>
15312 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15314 2007-02-23 Mike Stump <mrs@apple.com>
15316 * tlink.c (scan_linker_output): Parse linker messages from
15317 darwin9's linker better.
15319 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15322 * varpool.c (varpool_assemble_pending_decls): Set
15323 varpool_last_needed_node to null.
15325 2007-02-23 DJ Delorie <dj@redhat.com>
15327 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15328 alignment bigger than the object file can handle.
15330 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15333 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15334 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15335 (*movsf_1): Penalize MMX moves.
15337 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15339 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15340 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15342 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15344 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15346 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15347 (fold_builtin_1): Use them.
15348 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15349 BUILT_IN_SIGNIFICAND.
15351 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15353 * config/i386/i386.c (bdesc_1arg): Initialize
15354 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15355 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15356 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15357 and IX86_BUILTIN_MOVSLDUP.
15359 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15361 PR rtl-optimization/30841
15362 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15364 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15366 * builtins.c (fold_builtin_frexp): New.
15367 (fold_builtin_2): Use it.
15369 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15371 * doc/invoke.texi (Spec Files): Document getenv spec function.
15373 * gcc.c (getenv_spec_function): New function.
15374 (static_spec_functions): Add it.
15375 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15376 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15379 2007-02-22 Michael Matz <matz@suse.de
15382 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15383 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15385 2007-02-22 Ian Lance Taylor <iant@google.com>
15388 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15389 (mem_loc_descriptor): Call it.
15391 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15392 Ira Rosen <irar@il.ibm.com>
15394 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15396 2007-02-22 Ira Rosen <irar@il.ibm.com>
15398 PR tree-optimization/30843
15399 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
15400 stores only after all the group is vectorized.
15402 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
15404 PR tree-optimization/30858
15405 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
15406 in the reduction cycle have a single use in the loop.
15407 * tree-vectorizer.h (relevant): Add documentation.
15409 2007-02-20 Mike Stump <mrs@apple.com>
15411 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
15412 * configure: Regenerate.
15414 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15416 Change the defaults of some parameters and options.
15417 * config/spu/spu-protos.h (spu_optimization_options): Declare.
15418 * config/spu/spu.c (spu_optimization_options): Add.
15419 (spu_override_options): Change params in spu_optimization_options.
15420 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
15422 Register 127 is only 16 byte aligned when used as a frame pointer.
15423 * config/spu/spu-protos.h (spu_init_expanders): Declare.
15424 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
15425 HARD_FRAME_POINTER_REGNUM.
15426 (spu_legitimate_address): Use regno_aligned_for_reload.
15427 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
15428 aligned when frame_pointer_needed is true.
15429 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
15431 * config/spu/spu.h (INIT_EXPANDERS): Define.
15433 Make sure shift and rotate instructions have valid immediate operands.
15434 * config/spu/predicates.md (spu_shift_operand): Remove.
15435 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
15436 * config/spu/constraints.md (W, O): Extend range.
15437 * config/spu/spu.md (umask, nmask): Define.
15438 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
15439 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
15440 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
15441 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
15442 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
15443 (lshr<mode>3_reg): Fix rtl description.
15445 Make sure mulhisi immediate operands are valid.
15446 * config/spu/predicates.md (imm_K_operand): Add.
15447 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
15449 Generate constants using fsmbi and andi.
15450 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
15451 (print_operand, spu_split_immediate, classify_immediate,
15452 fsmbi_const_p): Handle IC_FSMBI2.
15454 Correctly handle a CONST_VECTOR containing symbols.
15455 * config/spu/spu.c (print_operand): Handle HIGH correctly.
15456 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
15457 (immediate_load_p): Allow symbols that use 2 instructions to create.
15458 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
15459 with symbols when flag_pic is set.
15460 (const_vector_immediate_p): New.
15461 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
15462 accept a CONST_VECTOR with symbols.
15463 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
15464 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
15466 * config/spu/spu.md (high, low): Delete.
15467 (low_<mode>): Define.
15469 Remove INTRmode and INTR_REGNUM, which didn't work.
15470 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
15472 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
15473 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
15474 peephole2 pattern): Don't use INTR or 131.
15475 (movintrcc): Delete.
15476 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
15477 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
15478 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
15479 (UNSPEC_SET_INTR): Add.
15480 * config/spu/spu-modes.def (INTR): Remove.
15482 More accurate warnings about run-time relocations.
15483 * config/spu/spu.c (reloc_diagnostic): Test in_section.
15485 Correctly warn about immediate arguments to specific intrinsics.
15486 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
15487 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
15488 the instruction predicate.
15490 Fix tree check errors with latest update.
15491 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
15493 (spu_expand_builtin): Use CALL_EXPR_FN.
15495 Add missing specific intrinsics.
15496 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
15498 * config/spu/spu_internals.h: Ditto.
15500 Fix incorrect operand modifiers.
15501 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
15502 * config/spu/spu.md (xor<mode>3): Change %S to %J.
15504 Optimize one case of zero_extend of a vec_select.
15505 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
15507 Accept any immediate for hbr.
15508 * config/spu/spu.md (hbr): Change s constraints to i.
15510 2007-02-21 Paul Brook <paul@codesourcery.com>
15512 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
15513 condexec_count when skipping USE and CLOBBER.
15515 2007-02-21 Nick Clifton <nickc@redhat.com>
15517 * common.opt (Warray-bounds): Add Warning attribute.
15518 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
15520 (fsized-zeroes): Add Optimization attribute.
15521 (fsplit-wide-types, ftree-scev-cprop): Likewise.
15522 * c.opt (Wc++0x-compat): Add Warning attribute.
15524 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15526 PR middle-end/30761
15527 * reload1.c (eliminate_regs_in_insn): In the single_set special
15528 case, attempt to re-recognize the insn before falling back to
15529 having reload fix it up.
15531 2007-02-20 Eric Christopher <echristo@gmail.com>
15533 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
15534 Rewrite accordingly.
15535 (frv_read_iacc_argument): Ditto.
15536 (frv_expand_set_builtin): Take a call instead of arglist, update for
15538 (frv_expand_unop_builtin): Ditto.
15539 (frv_expand_binop_builtin): Ditto.
15540 (frv_expand_cut_builtin): Ditto.
15541 (frv_expand_binopimm_builtin): Ditto.
15542 (frv_expand_voidbinop_builtin): Ditto.
15543 (frv_expand_int_void2arg): Ditto.
15544 (frv_expand_prefetches): Ditto.
15545 (frv_expand_voidtriop_builtin): Ditto.
15546 (frv_expand_voidaccop_builtin): Ditto.
15547 (frv_expand_load_builtin): Ditto.
15548 (frv_expand_store_builtin): Ditto.
15549 (frv_expand_mdpackh_builtin): Ditto.
15550 (frv_expand_mclracc_builtin): Ditto.
15551 (frv_expand_mrdacc_builtin): Ditto.
15552 (frv_expand_mwtacc_builtin): Ditto.
15553 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
15556 2007-02-20 Janis Johnson <janis187@us.ibm.com>
15558 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
15559 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
15561 (HAVE_GAS_DFP): Check for assembler support of decimal floating
15562 point instructions.
15563 * configure: Regenerate.
15564 * config.in: Regenerate.
15565 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
15566 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
15567 masks to power6 and power6x and to POWERPC_MASKS.
15568 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15570 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
15571 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
15572 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15573 Access PROTOTYPE as variable, not mask.
15575 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15577 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
15578 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
15579 * combine.c (adjust_for_new_dest): Use it.
15580 * postreload.c (reload_combine): Likewise.
15582 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15584 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
15585 notes on an insn with multiple sets, even if single_set returns
15586 non-NULL for that insn.
15588 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15590 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
15591 scalbn and scalbln.
15593 2007-02-20 Geoffrey Keating <geoffk@apple.com>
15595 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15596 if user didn't pass it.
15597 * config/i386/darwin.h (CC1_SPEC): Likewise.
15598 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
15599 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
15600 -mmacosx-version-min.
15602 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15603 Uros Bizjak <ubizjak@gmail.com>
15605 * optabs.h (enum optab_index): Add new OTI_scalb.
15606 (scalb_optab): Define corresponding macro.
15607 * optabs.c (init_optabs): Initialize scalb_optab.
15608 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
15610 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
15611 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
15612 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
15613 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
15614 flag_unsafe_math_optimizations is set.
15616 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
15617 to implement scalbf, scalb and scalbl built-ins as inline x87
15620 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15621 DJ Delorie <dj@redhat.com>
15624 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
15625 (diagnostic_report_diagnostic): ... here, and turn them into real
15626 errors. If warnings are inhibited, no need to do anything.
15628 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
15630 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
15631 better code generation.
15633 2007-02-20 Ben Elliston <bje@au.ibm.com>
15635 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
15637 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
15639 * config/alpha/alpha.c, config/alpha/alpha.md,
15640 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
15641 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
15642 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
15643 config/arm/lib1funcs.asm: Follow spelling conventions.
15645 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
15646 config/fr30/fr30.md, config/i386/i386.h,
15647 config/iq2000/iq2000.h, config/iq2000/predicates.md,
15648 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
15649 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
15650 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
15651 config/rs6000/altivec.md, config/rs6000/rs6000.c,
15652 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
15653 config/sparc/sparc.c, config/sparc/sparc.h,
15654 config/sparc/sparc.md, config/spu/constraints.md,
15655 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
15658 2007-02-20 Alan Modra <amodra@bigpond.net.au>
15661 * varasm.c (use_blocks_for_decl_p): Return false for decls with
15664 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15666 * doc/invoke.texi (-ftree-lrs): Remove.
15668 2007-02-19 Diego Novillo <dnovillo@redhat.com>
15670 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
15673 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
15675 * config/ia64/ia64.c (ia64_expand_builtin): Use the
15676 new CALL_EXPR_FN macro for retrieving the function
15677 declaration of the input expression.
15679 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15681 * c.opt (Waddress): New.
15682 * common.opt (Walways-true): Delete.
15683 (Wstring-literal-comparison): Delete.
15684 * doc/invoke.texi (Warning Options): Delete -Walways-true and
15685 -Wstring-literal-comparison. Add -Waddress.
15687 (Walways-true): Delete.
15688 (Wstring-literal-comparison): Delete.
15689 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
15690 consistently instead of -Walways-true in example.
15691 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
15692 * c-typeck.c (parser_build_binary_op): Replace
15693 -Wstring-literal-comparison and -Walways-true with -Waddress.
15694 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
15697 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15699 * tree-cfg.c (dump_function_to_file): Be prepared for functions
15700 without DECL_STRUCT_FUNCTION initialized.
15702 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15704 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
15705 due to calls to functions taking pointers as parameters.
15707 2007-02-19 Richard Henderson <rth@redhat.com>
15710 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
15713 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
15715 * config/s390/s390.c (s390_call_saved_register_used,
15716 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
15717 accessed to the new scheme.
15719 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15721 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
15722 (cris_print_index, cris_print_operand, cris_print_operand_address)
15723 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
15724 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
15725 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
15726 GET_CODE () == xxx.
15727 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
15728 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
15729 GO_IF_LEGITIMATE_ADDRESS): Ditto.
15730 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
15731 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
15732 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15733 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
15734 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
15735 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
15736 (uminsi3, call, call_value): Ditto.
15737 (define_split: indir_to_reg_split, unnamed): Ditto.
15739 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
15741 PR tree-optimization/30975
15742 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
15745 2007-02-18 Eric Christopher <echristo@gmail.com>
15747 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
15748 Remove use of arglist.
15749 (mips_expand_builtin): Remove use of arglist, pass in expr.
15750 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
15751 (mips_expand_builtin_movtf): Ditto.
15752 (mips_expand_builtin_compare): Ditto.
15754 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15756 * tree-sra.c (sra_build_assignment): Replace assertion
15757 checking with a comment explaining why it can't be done.
15759 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15761 PR middle-end/30833
15762 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
15763 during CALL_EXPR representation conversion.
15764 * tree-ssa-propagate.c (set_rhs): Likewise.
15766 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15768 * tree-sra.c (sra_build_assignment): Disable assertion checking
15771 2007-02-18 Roger Sayle <roger@eyesopen.com>
15773 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
15774 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15775 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
15777 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
15778 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
15779 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15780 gimplify_omp_for, gimplify_omp_atomic_pipeline,
15781 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
15782 force_gimple_operand): Likewise.
15783 * ipa-cp.c (constant_val_insert): Likewise.
15784 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15785 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
15786 perfect_nestify): Likewise.
15787 * langhooks.c (lhd_omp_assignment): Likewise.
15788 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
15789 lower_copyprivate_clauses, lower_send_clauses,
15790 lower_send_shared_vars, expand_parallel_call,
15791 expand_omp_for_generic, expand_omp_for_static_nochunk,
15792 expand_omp_for_static_chunk, expand_omp_sections,
15793 lower_omp_single_copy, lower_omp_for_lastprivate,
15794 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
15795 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15796 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
15799 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15801 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
15802 config/sh/sh.md: Follow spelling conventions.
15804 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
15805 config/frv/predicates.md: Follow spelling conventions.
15807 * config/m68k/linux-unwind.h: Fix a comment typo.
15808 * target.h: Follow spelling conventions.
15810 2007-02-18 Roger Sayle <roger@eyesopen.com>
15812 PR rtl-optimization/28173
15813 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
15814 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
15815 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15816 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15817 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15819 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15821 * builtins.c (fold_builtin_load_exponent): New.
15822 (fold_builtin_2): Use it.
15824 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15826 PR rtl-optimization/30773
15827 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15828 if we fail to attach a REG_EQUIV note.
15830 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15831 Roger Sayle <roger@eyesopen.com>
15833 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15835 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15837 * calls.c (initialize_argument_information): Pass original EXP
15838 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15839 code to split complex arguments here, as part of initializing the
15841 (expand_call): Remove code that builds a list of arguments and
15842 inserts implicit arguments into it. Instead, just count how many
15843 implicit arguments there will be so we can determine the size of
15844 the ARGS array, and let initialize_argument_information do the work.
15845 (split_complex_values): Delete unused function.
15847 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15849 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15851 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15853 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15854 for arg pointer based indexed addressing.
15856 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15858 * config/ia64/ia64.h, config/ia64/ia64.md,
15859 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15860 spelling conventions.
15862 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15864 * config/m68k/m68k.c (split_di): New.
15865 * config/m68k/m68k-protos.h: Declare split_di.
15866 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15867 Improve predicate handling and split constant shifts.
15869 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15871 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15872 parameter for register bitfield operations, general predicates
15875 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15877 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15878 * config/m68k/linux-unwind.h: New file.
15880 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15882 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15883 config/i386/athlon.md, config/ia64/ia64.md,
15884 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15885 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15886 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15887 tree-ssa-loop-niter.c, tree-vect-analyze.c,
15888 tree-vect-transform.c: Fix comment typos.
15890 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
15892 * sched-deps.c (find_insn_list): Remove.
15893 * sched-int.h: Remove the prototype for find_insn_list.
15895 2007-02-16 Geoffrey Keating <geoffk@apple.com>
15897 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
15899 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
15900 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
15901 darwin_rs6000_override_options.
15902 (C_COMMON_OVERRIDE_OPTIONS): Expect
15903 darwin_macosx_version_min to be non-NULL always.
15904 (TARGET_C99_FUNCTIONS): Likewise.
15905 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
15906 (DARWIN_MINVERSION_SPEC): New.
15907 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
15908 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
15910 (DARWIN_MINVERSION_SPEC): New.
15911 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
15913 * config/darwin-c.c (darwin_cpp_builtins): Expect
15914 darwin_macosx_version_min to be non-NULL always.
15916 * config/rs6000/rs6000.c: Clean up trailing whitespace.
15918 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
15920 * config/i386/i386.h (x86_use_xchgb): New.
15921 (TARGET_USE_XCHGB): New macro.
15922 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
15923 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
15924 Split after reload into bswaphi for shifts of 8.
15925 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
15926 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
15927 or when optimizing for size.
15929 2007-02-16 Richard Guenther <rguenther@suse.de>
15930 Christian Bruel <christian.bruel@st.com>
15932 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
15933 DECLs but prefer SSA_NAMEs over DECLs.
15935 2007-02-16 Richard Guenther <rguenther@suse.de>
15937 * tree-flow-inline.h (single_imm_use_p): Remove.
15938 (zero_imm_uses_p): Likewise.
15939 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
15940 instead of single_imm_use_p.
15941 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
15944 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15947 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
15948 nested double- and backquotes.
15950 2007-02-15 Roger Sayle <roger@eyesopen.com>
15952 PR middle-end/30391
15953 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
15954 should be unreachable.
15955 (build2_stat): Allow construction of MODIFY_EXPR at any time.
15956 For the time being redirect GIMPLE_MODIFY_STMT to the new
15957 (renamed) build_gimple_modify_stmt_stat.
15958 (build2_gimple_stat): Rename to...
15959 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
15960 Always build a GIMPLE_MODIFY_STMT node.
15961 * tree.h (build2_gimple, build2_gimple_stat): Delete.
15962 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
15965 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
15966 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
15967 * tree-complex.c (set_component_ssa_name, expand_complex_move,
15968 expand_complex_div_wide): Likewise.
15969 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
15970 * tree-ssa-loop-im.c (schedule_sm): Likewise.
15971 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
15972 * tree-ssa-loop-manip.c (create_iv): Likewise.
15973 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
15974 abs_replacement): Likewise.
15975 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
15976 realify_fake_stores): Likewise.
15978 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
15979 node rather than a GIMPLE_MODIFY_STMT node.
15980 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
15981 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
15983 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
15984 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
15985 GIMPLE_MODIFY_STMT.
15987 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15989 PR middle-end/30433
15990 * fold-const.c (fold_comparison): Add back the
15991 folding of constant complex comparisions.
15993 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15995 PR middle-end/30729
15996 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
15997 effects unknown to this function, return early.
15999 2007-02-15 Ian Lance Taylor <iant@google.com>
16001 * lower-subreg.c (move_eh_region_note): New static function.
16002 (resolve_simple_move): Call it.
16003 (decompose_multiword_subregs): Track blocks for which we resolve a
16004 simple move which is also a control flow insn. Pass them to
16005 find_many_sub_basic_blocks.
16006 (pass_lower_subreg): Add TODO_verify_flow.
16007 (pass_lower_subreg2): Likewise.
16009 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16010 Brooks Moses <brooks.moses@codesourcery.com>
16011 Lee Millward <lee.millward@codesourcery.com>
16013 * tree.h (enum tree_code_class): Add tcc_vl_exp.
16014 (VL_EXP_CLASS_P): New.
16015 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
16017 (TREE_OPERAND_CHECK_CODE): Likewise.
16018 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
16019 (TREE_RTL_OPERAND_CHECK): Likewise.
16020 (tree_operand_check_failed): Make second parameter the whole tree
16021 instead of its code. Fixed callers.
16022 (VL_EXP_CHECK): New.
16023 (TREE_OPERAND_LENGTH): New.
16024 (VL_EXP_OPERAND_LENGTH): New.
16025 (CALL_EXPR_FN): New.
16026 (CALL_EXPR_STATIC_CHAIN): New.
16027 (CALL_EXPR_ARGS): New.
16028 (CALL_EXPR_ARG): New.
16029 (call_expr_nargs): New.
16030 (CALL_EXPR_ARGP): New.
16031 (build_nt_call_list): Declare.
16032 (build_vl_exp_stat): Declare.
16033 (build_vl_exp): New.
16034 (build_call_list): Declare.
16035 (build_call_nary): Declare.
16036 (build_call_valist): Declare.
16037 (build_call_array): Declare.
16038 (call_expr_arg): Declare.
16039 (call_expr_argp): Declare.
16040 (call_expr_arglist): Declare.
16041 (fold_build_call_list): Declare.
16042 (fold_build_call_list_initializer): Declare.
16043 (fold_call_expr): Declare to replace fold_builtin.
16044 (fold_builtin_fputs): Update to agree with modified definition.
16045 (fold_builtin_strcpy): Likewise.
16046 (fold_builtin_strncpy): Likewise.
16047 (fold_builtin_memory_chk): Likewise.
16048 (fold_builtin_stxcpy_chk): Likewise.
16049 (fold_builtin_strncpy_chk): Likewise.
16050 (fold_builtin_next_arg): Likewise.
16051 (fold_build_call_expr): Declare.
16052 (fold_builtin_call_list): Declare.
16053 (fold_builtin_call_valist): Declare.
16054 (build_call_expr): Declare.
16055 (validate_arglist): Update to agree with modified definition.
16056 (tree_operand_length): New.
16057 (call_expr_arg_iterator): New.
16058 (init_call_expr_arg_iterator): New.
16059 (next_call_expr_arg): New.
16060 (first_call_expr_arg): New.
16061 (more_call_expr_args_p): New.
16062 (FOR_EACH_CALL_EXPR_ARG): New.
16064 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
16065 and tcc_gimple_stmt.
16066 (tree_code_size): Update documentation. Use sizeof (tree) rather
16067 than sizeof (char *).
16068 (tree_size): Likewise. Add case for tcc_vl_exp.
16069 (tree_node_structure): Add case for tcc_vl_exp.
16070 (contains_placeholder_p): Likewise.
16071 (substitute_in_expr): Likewise.
16072 (substitute_placeholder_in_expr): Likewise.
16073 (stabilize_reference_1): Likewise.
16074 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
16075 to diagnose breakage of this interface for constructing CALL_EXPRs.
16076 (build_nt): Add similar assertion here.
16077 (build_nt_call_list): New.
16078 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
16079 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
16081 (get_callee_fndecl): Use new CALL_EXPR accessors.
16082 (tree_operand_check_failed): Change parameters to pass entire node
16083 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
16084 (process_call_operands): New.
16085 (build_vl_exp_stat): New.
16086 (build_call_list): New.
16087 (build_call_nary): New.
16088 (build_call_valist): New.
16089 (build_call_array): New.
16090 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16091 (call_expr_arglist): New.
16093 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
16094 tcc_vl_exp instead of a fixed-size tcc_expression.
16096 * doc/c-tree.texi (CALL_EXPR): Document new representation and
16097 accessors for CALL_EXPRs.
16098 (AGGR_INIT_EXPR): Likewise.
16100 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16101 Brooks Moses <brooks.moses@codesourcery.com>
16102 Lee Millward <lee.millward@codesourcery.com>
16104 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
16105 (expand_builtin_nonlocal_goto): Change parameter to be entire
16106 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
16107 (expand_builtin_prefetch): Likewise.
16108 (expand_builtin_classify_type): Likewise.
16109 (mathfn_built_in): Return NULL_TREE instead of 0.
16110 (expand_errno_check): Use new CALL_EXPR accessors.
16111 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
16112 Return NULL_RTX instead of 0.
16113 (expand_builtin_mathfn_2): Likewise.
16114 (expand_builtin_mathfn_3): Likewise.
16115 (expand_builtin_interclass_mathfn): Likewise.
16116 (expand_builtin_sincos): Likewise.
16117 (expand_builtin_cexpi): Likewise.
16118 (expand_builtin_int_roundingfn): Likewise.
16119 (expand_builtin_int_roundingfn_2): Likewise.
16120 (expand_builtin_pow): Likewise.
16121 (expand_builtin_powi): Likewise.
16122 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
16123 of arglist, fixing callers appropriately. Use new CALL_EXPR
16124 accessors and constructors. Return NULL_RTX instead of 0.
16125 (expand_builtin_strstr): Likewise.
16126 (expand_builtin_strchr): Likewise.
16127 (expand_builtin_strrchr): Likewise.
16128 (expand_builtin_strpbrk): Likewise.
16129 (expand_builtin_memcpy): Likewise.
16130 (expand_builtin_mempcpy): Likewise.
16131 (expand_builtin_mempcpy_args): New.
16132 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
16133 (expand_builtin_memmove_args): New.
16134 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
16135 (expand_movstr): Likewise.
16136 (expand_builtin_strcpy): Likewise.
16137 (expand_builtin_strcpy_args): New.
16138 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
16139 (expand_builtin_strncpy): Likewise.
16140 (expand_builtin_memset): Likewise.
16141 (expand_builtin_memset_args): New.
16142 (expand_builtin_bzero): Similarly to expand_builtin_memset.
16143 (expand_builtin_memcmp): Likewise.
16144 (expand_builtin_strcmp): Likewise.
16145 (expand_builtin_strncmp): Likewise.
16146 (expand_builtin_strcat): Likewise.
16147 (expand_builtin_strncat): Likewise.
16148 (expand_builtin_strspn): Likewise.
16149 (expand_builtin_strcspn): Likewise.
16150 (expand_builtin_args_info): Likewise.
16151 (expand_builtin_va_start): Likewise.
16152 (gimplify_va_arg_expr): Likewise.
16153 (expand_builtin_va_end): Likewise.
16154 (expand_builtin_va_copy): Likewise.
16155 (expand_builtin_frame_address): Likewise.
16156 (expand_builtin_alloca): Likewise.
16157 (expand_builtin_bswap): Likewise.
16158 (expand_builtin_unop): Likewise.
16159 (expand_builtin_fputs): Likewise.
16160 (expand_builtin_expect): Likewise.
16161 (expand_builtin_fabs): Likewise.
16162 (expand_builtin_copysign): Likewise.
16163 (expand_builtin_printf): Likewise.
16164 (expand_builtin_fprintf): Likewise.
16165 (expand_builtin_sprintf): Likewise.
16166 (expand_builtin_init_trampoline): Likewise.
16167 (expand_builtin_signbit): Likewise.
16168 (expand_builtin_fork_or_exec): Likewise.
16169 (expand_builtin_sync_operation): Likewise.
16170 (expand_builtin_compare_and_swap): Likewise.
16171 (expand_builtin_lock_test_and_set): Likewise.
16172 (expand_builtin_lock_release): Likewise.
16173 (expand_builtin): Likewise.
16174 (builtin_mathfn_code): Likewise.
16176 (fold_builtin_constant_p): Pass call arguments individually instead
16177 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16178 accessors and constructors. Return NULL_TREE instead of 0.
16179 (fold_builtin_expect): Likewise.
16180 (fold_builtin_classify_type): Likewise.
16181 (fold_builtin_strlen): Likewise.
16182 (fold_builtin_nan): Likewise.
16183 (integer_valued_real_p): Likewise.
16184 (fold_trunc_transparent_mathfn): Likewise.
16185 (fold_fixed_mathfn): Likewise.
16186 (fold_builtin_cabs): Likewise.
16187 (fold_builtin_sqrt): Likewise.
16188 (fold_builtin_cbrt): Likewise.
16189 (fold_builtin_cos): Likewise.
16190 (fold_builtin_cosh): Likewise.
16191 (fold_builtin_tan): Likewise.
16192 (fold_builtin_sincos): Likewise.
16193 (fold_builtin_cexp): Likewise.
16194 (fold_builtin_trunc): Likewise.
16195 (fold_builtin_floor): Likewise.
16196 (fold_builtin_ceil): Likewise.
16197 (fold_builtin_round): Likewise.
16198 (fold_builtin_int_roundingfn): Likewise.
16199 (fold_builtin_bitop): Likewise.
16200 (fold_builtin_bswap): Likewise.
16201 (fold_builtin_logarithm): Likewise.
16202 (fold_builtin_hypot): Likewise.
16203 (fold_builtin_pow): Likewise.
16204 (fold_builtin_powi): Likewise.
16205 (fold_builtin_exponent): Likewise.
16206 (fold_builtin_memset): Likewise.
16207 (fold_builtin_bzero): Likewise.
16208 (fold_builtin_memory_op): Likewise.
16209 (fold_builtin_bcopy): Deleted; call site changed to invoke
16210 fold_builtin_memory_op directly.
16211 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
16212 (fold_builtin_strncpy): Likewise.
16213 (fold_builtin_memcmp): Likewise.
16214 (fold_builtin_strcmp): Likewise.
16215 (fold_builtin_strncmp): Likewise.
16216 (fold_builtin_signbit): Likewise.
16217 (fold_builtin_copysign): Likewise.
16218 (fold_builtin_isascii): Likewise.
16219 (fold_builtin_toascii): Likewise.
16220 (fold_builtin_isdigit): Likewise.
16221 (fold_builtin_fabs): Likewise.
16222 (fold_builtin_abs): Likewise.
16223 (fold_builtin_fmin_fmax): Likewise.
16224 (fold_builtin_carg): Likewise.
16225 (fold_builtin_classify): Likewise.
16226 (fold_builtin_unordered_cmp): Likewise.
16228 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
16229 New functions split out from fold_builtin_1.
16230 (fold_builtin_n): New.
16231 (fold_builtin_varargs): New.
16232 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
16234 (fold_call_expr): New.
16235 (build_function_call_expr): Rewrite to use new helper function.
16236 (fold_builtin_call_list): New.
16237 (build_call_expr): New.
16238 (fold_builtin_call_valist): New.
16239 (rewrite_call_expr): New.
16240 (validate_arg): New.
16241 (validate_arglist): Change parameter to be entire CALL_EXPR instead
16242 of an arglist. Change return type to bool. Use new CALL_EXPR
16245 (fold_builtin_strstr): Pass call arguments individually instead
16246 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16247 accessors and constructors. Return NULL_TREE instead of 0.
16248 (fold_builtin_strchr): Likewise.
16249 (fold_builtin_strrchr): Likewise.
16250 (fold_builtin_strpbrk): Likewise.
16251 (fold_builtin_strcat): Likewise.
16252 (fold_builtin_strncat): Likewise.
16253 (fold_builtin_strspn): Likewise.
16254 (fold_builtin_strcspn): Likewise.
16255 (fold_builtin_fputs): Likewise.
16256 (fold_builtin_next_arg): Likewise.
16257 (fold_builtin_sprintf): Likewise.
16259 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
16260 NULL_RTX instead of 0.
16261 (expand_builtin_memory_chk): Likewise.
16262 (maybe_emit_chk_warning): Likewise.
16263 (maybe_emit_sprintf_chk_warning): Likewise.
16265 (fold_builtin_object_size): Pass call arguments individually instead
16266 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16267 accessors and constructors. Return NULL_TREE instead of 0.
16268 (fold_builtin_memory_chk): Likewise.
16269 (fold_builtin_stxcpy_chk): Likewise.
16270 (fold_builtin_strncpy_chk): Likewise.
16271 (fold_builtin_strcat_chk): Likewise.
16272 (fold_builtin_strcat_chk): Likewise.
16273 (fold_builtin_strncat_chk): Likewise.
16274 (fold_builtin_sprintf_chk): Likewise.
16275 (fold_builtin_snprintf_chk): Likewise.
16276 (fold_builtin_printf): Likewise.
16277 (fold_builtin_vprintf): Likewise.
16279 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
16281 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
16282 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16283 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
16284 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
16285 (fold_unary): Likewise.
16286 (fold_binary): Likewise.
16287 (fold_ternary): Remove CALL_EXPR case, since they are no longer
16288 ternary expressions.
16289 (fold): Add logic for tcc_vl_exp.
16290 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
16291 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16292 (fold_build3_stat): Add assertion to flag broken interface for
16293 constructing CALL_EXPRs.
16294 (fold_build_call_list): New.
16295 (fold_build_call_list_initializer): New.
16296 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
16298 (fold_strip_sign_ops): Likewise.
16300 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16301 Brooks Moses <brooks.moses@codesourcery.com>
16302 Lee Millward <lee.millward@codesourcery.com>
16304 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
16305 accessors and dump arguments explicitly.
16307 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16309 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16311 (print_call_name): Use new CALL_EXPR accessors.
16313 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16314 CALL_EXPR arguments explicitly instead of as a list. Use
16315 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16317 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16318 (vrp_visit_stmt): Likewise.
16320 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16321 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16323 (force_move_till_expr): Likewise.
16325 * targhooks.c (default_external_stack_protect_fail): Use
16326 build_call_expr instead of build_function_call_expr.
16327 (default_hidden_stack_protect_fail): Likewise.
16329 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16332 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16333 and walk arguments explicitly.
16335 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16336 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16337 (expand_simple_operations): Likewise.
16338 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16340 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16341 of TREE_CODE_LENGTH.
16342 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16344 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16345 instead of TREE_CODE_LENGTH.
16347 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16348 (tree_ic_transform): Likewise.
16349 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16350 parameter instead of arglist. Fix callers.
16351 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16352 (tree_stringops_transform): Likewise.
16353 (tree_indirect_call_to_profile): Likewise.
16354 (tree_stringops_values_to_profile): Likewise.
16356 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16357 (eliminate_tail_call): Likewise.
16359 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16361 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16362 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16364 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16366 * omp-low.c (build_omp_barrier): Use build_call_expr.
16367 (lower_rec_input_clauses): Likewise.
16368 (lower_reduction_clauses): Likewise.
16369 (expand_parallel_call): Likewise.
16370 (maybe_catch_exception): Likewise.
16371 (expand_omp_for_generic): Likewise.
16372 (expand_omp_for_static_nochunk): Likewise.
16373 (expand_omp_sections): Likewise.
16374 (lower_omp_single_simple): Likewise.
16375 (lower_omp_single_copy): Likewise.
16376 (lower_omp_master): Likewise.
16377 (lower_omp_ordered): Likewise.
16378 (lower_omp_critical): Likewise.
16380 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16381 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16383 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16384 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16385 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16387 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16388 and generalize to handle any number of operands.
16389 (chrec_contains_undetermined): Likewise.
16390 (tree_contains_chrecs): Likewise.
16391 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16393 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16395 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16396 fold_call_expr instead of fold_builtin.
16397 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16398 match declarations there.
16399 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
16402 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
16403 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16405 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
16406 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
16408 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
16411 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
16412 (execute_cse_sincos): Use new CALL_EXPR accessors.
16414 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
16416 * gimple-low.c (lower_function_body): Use build_call_expr.
16417 (lower_builtin_setjmp): Likewise.
16419 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
16420 (set_storage_via_libcall): Likewise.
16421 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
16422 instead of TREE_CODE_LENGTH.
16423 (expand_expr_real_1): Use new CALL_EXPR accessors.
16425 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
16426 generalize to handle any number of operands.
16427 (TB_parent_eq): Likewise.
16429 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
16430 (strip_builtin_expect): Likewise.
16432 * function.c (gimplify_parameters): Use build_call_expr.
16434 * tree-vectorizer.c (vect_is_simple_reduction): Use
16435 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16437 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
16438 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
16440 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
16443 * gimplify.c (build_stack_save_restore): Use build_call_expr.
16444 (gimplify_decl_expr): Likewise.
16445 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
16446 Use new CALL_EXPR iterators.
16447 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
16448 (gimplify_modify_expr_to_memset): Likewise.
16449 (gimplify_variable_sized_compare): Likewise.
16450 (gimplify_omp_atomic_fetch_op): Likewise.
16451 (gimplify_omp_atomic_pipeline): Likewise.
16452 (gimplify_omp_atomic_mutex): Likewise.
16453 (gimplify_function_tree): Likewise.
16455 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
16456 (call_expr_flags): Likewise.
16457 (expand_call): Likewise.
16459 * except.c (expand_builtin_eh_return_data_regno): Pass entire
16460 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16463 * coverage.c (create_coverage): Use build_call_expr.
16465 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
16466 (temp_call_expr_obstack): New.
16467 (pool_copy_list): Delete.
16468 (temp_copy_call_expr): New.
16469 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
16470 CALL_EXPR accessors. Get rid of special goo for copying argument
16471 lists and use temp_copy_call_expr instead.
16472 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
16473 CALL_EXPR accessors.
16474 (create_expression_by_pieces): Likewise. Use build_call_array
16475 to construct the result instead of fold_build3.
16476 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
16477 dealing with argument lists.
16478 (init_pre): Remove references to expression_node_pool and
16479 list_node_pool. Init temp_call_expr_obstack instead.
16480 (fini_pre): Remove references to expression_node_pool and
16483 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
16484 and walk arguments explicitly instead of as a list.
16486 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
16487 (mx_register_decls): Likewise.
16488 (mudflap_register_call): Likewise.
16489 (mudflap_finish_file): Likewise.
16491 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
16492 (ipa_callsite_compute_param): Likewise.
16494 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
16495 accessors and constructor.
16497 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
16498 accessors and constructor.
16499 (convert_tramp_reference): Likewise.
16500 (convert_call_expr): Likewise.
16501 (finalize_nesting_tree_1): Likewise.
16503 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
16506 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
16508 * tree-inline.c (initialize_inlined_parameters): Pass entire
16509 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16511 (estimate_num_insns_1): Use new CALL_EXPR accessors.
16512 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
16514 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
16515 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16516 (vectorizable_reduction): Likewise.
16517 (vectorizable_call): Use new CALL_EXPR iterators.
16518 (vectorizable_conversion): Use build_call_expr.
16519 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
16520 (vect_gen_widened_results_half): Use build_call_expr.
16521 (vect_setup_realignment): Likewise.
16522 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
16524 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
16525 (pass_through_call): Likewise.
16526 (compute_object_sizes): Likewise. Use fold_call_expr instead of
16529 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
16530 (tree_gen_pow2_profiler): Likewise.
16531 (tree_gen_one_value_profiler): Likewise.
16532 (tree_gen_ic_func_profiler): Likewise.
16533 (tree_gen_average_profiler): Likewise.
16534 (tree_gen_ior_profiler): Likewise.
16536 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
16537 (find_func_aliases): Use new CALL_EXPR accessors. Add case
16538 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16540 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
16541 of TREE_CODE_LENGTH.
16543 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
16544 of TREE_CODE_LENGTH.
16546 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
16548 (convert_to_integer): Likewise.
16550 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
16553 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16554 Brooks Moses <brooks.moses@codesourcery.com>
16555 Lee Millward <lee.millward@codesourcery.com>
16557 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
16559 * config/frv/frv.c (frv_expand_builtin): Likewise.
16560 * config/s390/s390.c (s390_expand_builtin): Likewise.
16562 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
16563 (sparc_expand_builtin): Use new CALL_EXPR accessors.
16565 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
16566 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
16567 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
16568 (ix86_expand_store_builtin): Likewise.
16569 (ix86_expand_unop_builtin): Likewise.
16570 (ix86_expand_unop1_builtin): Likewise.
16571 (ix86_expand_sse_compare): Likewise.
16572 (ix86_expand_sse_comi): Likewise.
16573 (ix86_expand_vec_init_builtin): Likewise.
16574 (ix86_expand_vec_ext_builtin): Likewise.
16575 (ix86_expand_vec_set_builtin): Likewise.
16576 (ix86_expand_builtin): Use new CALL_EXPR accessors.
16578 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
16579 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16581 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
16582 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16583 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
16585 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
16587 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16588 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
16589 arglist. Use new CALL_EXPR accessors. Fix callers.
16590 (altivec_expand_abs_builtin): Likewise.
16591 (rs6000_expand_binop_builtin): Likewise.
16592 (altivec_expand_predicate_builtin): Likewise.
16593 (altivec_expand_lv_builtin): Likewise.
16594 (spe_expand_stv_builtin): Likewise.
16595 (altivec_expand_stv_builtin): Likewise.
16596 (rs6000_expand_ternop_builtin): Likewise.
16597 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
16598 (altivec_expand_st_builtin): Likewise.
16599 (altivec_expand_dst_builtin): Likewise.
16600 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
16601 arglist. Use new CALL_EXPR accessors. Fix callers.
16602 (altivec_expand_vec_set_builtin): Likewise.
16603 (altivec_expand_vec_ext_builtin): Likewise.
16604 (altivec_expand_builtin): Use new CALL_EXPR accessors.
16605 (spe_expand_builtin): Likewise.
16606 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
16607 arglist. Use new CALL_EXPR accessors. Fix callers.
16608 (spe_expand_evsel_builtin): Likewise.
16609 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
16610 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
16612 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
16613 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16614 (arm_expand_unop_builtin): Likewise.
16615 (arm_expand_builtin): Use new CALL_EXPR accessors.
16617 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
16620 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
16621 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
16623 (bfin_expand_unop_builtin): Likewise.
16624 (bfin_expand_builtin): Use new CALL_EXPR accessors.
16626 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16627 Brooks Moses <brooks.moses@codesourcery.com>
16628 Lee Millward <lee.millward@codesourcery.com>
16630 * c-semantics.c (build_stmt): Add internal diagnostic check.
16632 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
16633 accessors. Print arguments explicitly instead of as a list.
16635 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
16637 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
16638 (c_finish_omp_flish): Likewise.
16640 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
16641 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
16642 instead of TREE_CODE_LENGTH.
16643 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
16644 (c_warn_unused_result): Likewise.
16646 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16649 * doc/invoke.texi (Warning Options): Remove
16650 -Werror-implicit-function-declaration.
16651 (Wimplicit-function-declaration): Update description.
16652 * opts.c (common_handle_option): Move handling of -Werror=* to...
16653 (enable_warning_as_error): ...here.
16654 * opts.h (enable_warning_as_error): Declare.
16655 * c-decl.c (implicit_decl_warning): Unless
16656 -Wno-implicit-function-declaration is given, emit a pedwarn if
16657 -std=c99 or emit a warning if -Wimplicit-function-declaration.
16658 * c.opt (Wimplicit-function-declaration): Replace
16659 mesg_implicit_function_declaration with
16660 warn_implicit_function_declaration.
16661 * c-opts.c (c_common_handle_option):
16662 -Werror-implicit-function-declaration is exactly equal as
16663 -Werror=implicit-function-declaration.
16664 (set_Wimplicit): Replace mesg_implicit_function_declaration with
16665 warn_implicit_function_declaration.
16666 (c_common_post_options): -Wimplict-function-declaration is enabled
16667 by default by -std=c99, otherwise is disabled by default.
16668 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
16670 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16672 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
16673 DECL on the rhs to a DECL on the lhs for debug info purposes if the
16674 former is ignored but not the latter.
16676 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16678 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
16679 is made and the reference doesn't use the alias set of its type,
16680 do not create the temporary using that type.
16682 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
16684 * jump.c: Remove prototypes for delete_computation and
16685 delete_prior_computation.
16687 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16689 * jump.c (get_label_after): Delete.
16690 (get_label_before, delete_computation, delete_jump,
16691 delete_prior_computation, follow_jumps): Move...
16692 * reorg.c (delete_computation, delete_prior_computation): ... here...
16693 (get_label_before, delete_jump): ... making these static ...
16694 (follow_jumps): ... and simplifying this since it only runs after
16696 * rtl.h (get_label_after, get_label_before, delete_jump,
16697 follow_jumps): Delete prototypes.
16699 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16701 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
16703 2007-02-15 Nick Clifton <nickc@redhat.com>
16705 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
16706 order to prevent it from being munged by the target.
16708 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
16710 * config/i386/i386.md: Remove misleading comment.
16712 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16714 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
16715 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
16718 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16720 * tree-sra.c (instantiate_missing_elements): Canonicalize
16722 (sra_build_assignment): New.
16723 (generate_copy_inout, generate_element_copy,
16724 generate_element_zero, generate_one_element_init): Use it.
16726 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16728 * tree-sra.c (instantiate_missing_elements): Canonicalize
16730 (sra_build_assignment): New.
16731 (generate_copy_inout, generate_element_copy,
16732 generate_element_zero, generate_one_element_init): Use it.
16734 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16736 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
16739 2007-02-14 Joseph Myers <joseph@codesourcery.com>
16741 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
16742 types as aggregates not scalars.
16743 * function.c (assign_stack_temp_for_type): Likewise.
16745 2007-02-14 Roger Sayle <roger@eyesopen.com>
16746 Zdenek Dvorak <dvorakz@suse.cz>
16748 * tree-dump.c (dump_switch_p_1): Require exact match of the option
16751 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
16753 * passes.c (next_pass_1): Clear the next field of the copied
16756 2007-02-14 Richard Henderson <rth@redhat.com>
16758 * tree-sra.c (early_sra): New.
16759 (decl_can_be_decomposed_p): Deny va_list if early_sra.
16760 (tree_sra_early, pass_sra_early): New.
16761 * tree-pass.h (pass_sra_early): Declare.
16762 * passes.c (init_optimization_passes): Use it.
16764 2007-02-14 Richard Guenther <rguenther@suse.de>
16766 * flags.h (issue_strict_overflow_warning): Convert to a macro.
16768 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
16770 PR tree-optimization/30771
16771 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
16773 (vect_analyze_operations): Induction phis can now be marked as
16775 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
16776 Update documentation accordingly.
16778 2007-02-14 Nick Clifton <nickc@redhat.com>
16780 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
16781 most 3 arguments are supported.
16782 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
16784 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
16786 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
16787 Ensure dst->current is valid.
16789 2007-02-13 Paul Brook <paul@codesourcery.com>
16791 * config.gcc: Add arm*-*-uclinux-*eabi.
16792 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
16793 (SUBTARGET_EXTRA_LINK_SPEC): Define.
16794 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
16795 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
16796 (LINK_SPEC): Define.
16797 (LIB_SPEC): Define.
16798 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
16800 * config/arm/uclinux-eabi.h: New file.
16801 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
16802 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
16805 2007-02-13 Ian Lance Taylor <iant@google.com>
16807 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
16808 * flags.h (warn_strict_overflow): Declare.
16809 (enum warn_strict_overflow_code): Define.
16810 (issue_strict_overflow_warning): New static inline function.
16811 * opts.c (warn_strict_overflow): New variable.
16812 (common_handle_option): Handle OPT_Wstrict_overflow and
16813 OPT_Wstrict_overflow_.
16814 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16816 * fold-const.c: Include intl.h.
16817 (fold_deferring_overflow_warnings): New static variable.
16818 (fold_deferred_overflow_warning): New static variable.
16819 (fold_deferred_overflow_code): New static variable.
16820 (fold_defer_overflow_warnings): New function.
16821 (fold_undefer_overflow_warnings): New function.
16822 (fold_undefer_and_ignore_overflow_warnings): New function.
16823 (fold_deferring_overflow_warnings_p): New function.
16824 (fold_overflow_warning): New static function.
16825 (make_range): Add strict_overflow_p parameter. Change all
16827 (extract_muldiv, extract_muldiv_1): Likewise.
16828 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16829 tree_expr_nonnegative_p.
16830 (fold_negate_expr): Call fold_overflow_warning.
16831 (fold_range_test): Likewise.
16832 (fold_comparison): Likewise.
16833 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16834 instead of tree_expr_nonnegative_p.
16835 (tree_expr_nonnegative_warnv_p): Rename from
16836 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16837 (tree_expr_nonnegative_p): New function.
16838 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16839 strict_overflow_p parameter.
16840 (tree_expr_nonzero_p): New function.
16841 * passes.c (verify_interpass_invariants): New static function.
16842 (execute_one_pass): Call it.
16843 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16845 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16846 (estimate_numbers_of_iterations): Likewise.
16847 (scev_probably_wraps_p): Likewise.
16848 * tree-ssa-ccp.c: Include "toplev.h".
16849 (evaluate_stmt): Defer fold overflow warnings until we know we are
16851 (struct fold_stmt_r_data): Add stmt field.
16852 (fold_stmt_r): Defer fold overflow warnings until we know we
16854 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16855 (fold_stmt_inplace): Likewise.
16856 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16857 (cleanup_control_expr_graph): Defer fold overflow warnings until
16858 we know we are going to optimize.
16859 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16860 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16862 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16863 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16864 * tree-ssa-loop-manip.c (create_iv): Likewise.
16865 * c-typeck.c (build_conditional_expr): Likewise.
16866 (build_binary_op): Likewise.
16867 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16868 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16869 (extract_range_from_unary_expr): Likewise.
16870 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16871 assuming that signed overflow does not occur.
16872 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16873 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16874 (fold_defer_overflow_warnings): Declare.
16875 (fold_undefer_overflow_warnings): Declare.
16876 (fold_undefer_and_ignore_overflow_warnings): Declare.
16877 (fold_deferring_overflow_warnings_p): Declare.
16878 (tree_expr_nonzero_warnv_p): Declare.
16879 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16880 of warning options.
16881 (Warning Options): Document -Wstrict-overflow.
16882 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16883 (tree-ssa-ccp.o): Likewise.
16884 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16885 (fold-const.o): Depend on intl.h.
16887 2007-02-13 Ian Lance Taylor <iant@google.com>
16889 PR middle-end/30751
16890 * lower-subreg.c (resolve_simple_move): Decompose subregs in
16893 2007-02-13 Stuart Hastings <stuart@apple.com>
16895 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
16897 2007-02-13 Richard Henderson <rth@redhat.com>
16899 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
16900 handled_component_p before looking for the indirect_ref.
16902 2007-02-13 Richard Henderson <rth@redhat.com>
16904 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
16905 remove flags clobber.
16906 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
16907 (bswaphi_lowpart): New.
16908 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
16909 remove TARGET_BSWAP test. Delete expander of the same name.
16911 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
16912 (expand_unop): Use them.
16914 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
16916 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
16917 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
16918 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
16919 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
16920 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
16921 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
16922 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
16923 assembler dialect choice from asm templates.
16925 2007-02-12 Richard Henderson <rth@redhat.com>
16927 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
16928 (fixuns_trunc<SSEMODEF>si2): Use it.
16929 * config/i386/sse.md (vec_setv4sf_0): Export.
16930 * config/i386/i386.c (ix86_build_const_vector): Export.
16931 (ix86_split_convert_uns_si_sse): Rename from
16932 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
16933 * config/i386/i386-protos.h: Update.
16935 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16938 * c-typeck.c (c_finish_return): Improve warning message.
16940 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16942 * alias.c (find_symbolic_term): Delete unused function.
16944 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
16946 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
16947 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
16948 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
16950 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16952 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
16953 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
16954 the function, temporarily point the debug interface to the null one.
16956 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
16958 * dwarf2out.c (round_up_to_align): New static function.
16959 (field_byte_offset): Use it to round the offset.
16961 2007-02-12 Richard Henderson <rth@redhat.com>
16963 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
16964 (inswl_const): Export.
16966 2007-02-12 Richard Henderson <rth@redhat.com>
16968 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
16969 result mode of the libcall, convert back to outmode.
16971 2007-02-12 Roger Sayle <roger@eyesopen.com>
16973 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
16974 (bswapdi2): New define_expand to implement 32-bit implementation.
16976 2007-02-12 Nick Clifton <nickc@redhat.com>
16978 * doc/invoke.texi (Overall Options): Document --help=.
16979 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
16980 (cc1_options): Pass --help= on to cc1.
16981 (display_help): Add description of --help=.
16982 (process_command): Add code to handle --help=. Allow translated
16983 --help and --target-help switches to be passed on to compiler
16985 (main): Remove unused if statement.
16986 * opts.c (columns): Remove.
16987 (LEFT_COLUMN): Define.
16988 (wrap_help): Add columns argument.
16989 (print_filtered_help): Change parameters to be an include bitmask,
16990 an exclude bitmask, an any bitmask and the column width. Move the
16991 code to display the params list here. Add code to display the
16992 status of options rather than their descriptions if the quiet flag
16994 (print_specific_help): Change parameters to be an include bitmask,
16995 an exclude bitmask and an any bitmask. Move code to look up the
16996 column width here. Decide upon the title for an options listing.
16997 (common_handle_options): Add code to handle --help=. Adapt code
16998 for --help and --target-help to use the revised form of the
16999 print_specific_help function.
17000 (print_help): Delete.
17001 (print_param_help): Delete.
17002 (print_switch): Delete.
17003 * opts.h (cl_lang_count): Add prototype.
17004 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
17005 CL_MAX_OPTION_CLASS): New defines.
17006 * optc-gen.awk: Add construction of cl_lang_count.
17007 * c.opt: Add Warning attribute to warning options and Optimization
17008 attribute to optimization options.
17009 * common.opt: Likewise.
17011 Add -fhelp and -ftarget-help as aliases for the transformed --help
17012 and --target-help options.
17013 * opt-functions.awk: Add code to handle Warning and Optimization
17016 2007-02-12 Richard Henderson <rth@redhat.com>
17018 * config/alpha/constraints.md: New file.
17019 * config/alpha/alpha.c: Include tm-constrs.h.
17020 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
17021 alpha_extra_constraint): Remove.
17022 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
17023 * config/alpha/alpha-protos.h: Update.
17024 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
17025 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
17026 (EXTRA_CONSTRAINT): Remove.
17027 * config/alpha/alpha.md: Include constraints.md.
17028 (adddi splitter): Use satisfies_constraint_*.
17029 * config/alpha/predicates.md (add_operand): Likewise.
17030 (sext_add_operand, addition_operation): Likewise.
17032 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
17034 PR tree-optimization/29145
17035 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
17036 in our handling of restrict qualified pointers.
17038 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17041 * doc/invoke.texi (Wunused-value): Update description.
17042 (Wextra): Delete item.
17043 * opts.c (set_Wextra): Don't use the value of Wextra to set the
17044 value of Wunused-value.
17045 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
17046 (c_finish_stmt_expr): Don't check extra_warnings.
17047 (emit_side_effect_warnings): The caller is responsible to check
17050 2007-02-11 Roger Sayle <roger@eyesopen.com>
17051 Matt Thomas <matt@3am-software.com>
17053 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
17055 2007-02-11 Roger Sayle <roger@eyesopen.com>
17057 * simplify-rtx.c (simplify_relational_operation_1): Optimize
17058 comparisons of POPCOUNT against zero.
17059 (simplify_const_relational_operation): Likewise.
17061 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17063 * doc/invoke.texi (Wextra): Delete outdated paragraph.
17065 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17067 * dwarf2out.c (root_type): Delete unused function.
17069 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17071 * genattrtab.c (contained_in_p): Delete unused function.
17072 (write_expr_attr_cache): Likewise.
17074 2007-02-11 Jan Hubicka <jh@suse.cz>
17076 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
17079 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
17081 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
17082 to add the REG_EQ* note.
17083 * see.c (see_merge_one_use_extension): Likewise.
17084 * local-alloc.c (update_equiv_regs): Likewise. Also don't
17085 turn REG_EQUAL notes into REG_EQUIV notes if the target
17086 register may have more than one set.
17087 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
17088 * gcse.c (try_replace_reg): Likewise.
17089 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
17090 * calls.c (fixup_tail_calls): Likewise. Abort if there is
17091 more than one REG_EQUIV note.
17092 * reload1.c (gen_reload): Use set_unique_reg_note.
17094 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
17096 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
17097 (ix86_builtin_conversion): New function.
17099 2007-02-06 Mark Mitchell <mark@codesourcery.com>
17102 * tree.h (DECL_REPLACEABLE_P): New macro.
17103 * except.c (set_nothrow_function_flags): Likewise.
17105 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
17106 Ira Rosen <irar@il.ibm.com>
17107 Dorit Nuzman <dorit@il.ibm.com>
17109 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
17110 * targhooks.c (default_builtin_vectorized_conversion): New.
17111 * targhooks.h (default_builtin_vectorized_function): New declaration.
17112 * target.h (struct vectorize): Add builtin_conversion field.
17113 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
17114 stmt_vec_info_type value.
17115 (vectorizable_conversion): New declaration.
17116 * tree-vect-analyze.c (vect_analyze_operations): Add
17117 vectorizable_conversion call.
17118 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
17119 * tree-vect-transform.c (vectorizable_conversion): New function.
17120 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
17121 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
17123 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
17124 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
17125 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
17126 or ALTIVEC_BUILTIN_VCFSX.
17128 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17131 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
17132 CONST_DOUBLE and operand 0 is a hard register.
17133 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
17134 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
17135 is a hard floating-point register.
17137 2007-02-10 Richard Henderson <rth@redhat.com>
17138 Jakub Jelinek <jakub@redhat.com>
17139 Alexandre Oliva <aoliva@redhat.com>
17141 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
17142 * builtin-types.def (BT_WORD): Make unsigned.
17143 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
17144 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
17145 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
17146 * c-decl.c (grokdeclarator): Don't error if !have_tls.
17147 * c-parser.c (c_parser_omp_threadprivate): Likewise.
17148 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
17150 * expr.c (emutls_var_address): New.
17151 (expand_expr_real_1): Expand emulated tls.
17152 (expand_expr_addr_expr_1): Likewise.
17153 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
17154 * output.h (emutls_finish): Declare.
17155 * toplev.c (compile_file): Call it.
17156 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
17157 address before wrapping in CONST.
17158 * varasm.c (emutls_htab, emutls_object_type): New.
17159 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
17160 (get_emutls_object_name, get_emutls_object_type): New.
17161 (get_emutls_init_templ_addr, emutls_decl): New.
17162 (emutls_common_1, emutls_finish): New.
17163 (assemble_variable): When emulating tls, swap decls; generate
17164 constructor for the emutls objects.
17165 (do_assemble_alias): When emulating tls, swap decl and target name.
17166 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
17168 * varpool.c (decide_is_variable_needed): Look at force_output.
17169 Recurse for emulated tls.
17170 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
17171 with decide_is_variable_needed.
17172 * emutls.c: New file.
17173 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
17174 tls_object for real tls.
17176 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
17178 PR rtl-optimization/29599
17179 * reload1.c (eliminate_regs_in_insn): Take the destination
17180 mode into account when computing the offset.
17182 2007-02-09 Stuart Hastings <stuart@apple.com>
17183 Richard Henderson <rth@redhat.com>
17185 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17186 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17187 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
17188 fixuns_truncdfhi2): New.
17189 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
17190 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
17191 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
17192 (floatunssidf2): Allow nonimmediate source.
17193 * config/i386/sse.md (movdi_to_sse): New.
17194 (vec_concatv2di): Drop '*'.
17195 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
17196 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17197 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
17199 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
17200 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17201 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
17202 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
17203 (ix86_build_signbit_mask): Fix decl of v, refactor to call
17204 ix86_build_const_vector.
17205 (x86_emit_floatuns): Rewrite.
17207 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17209 * genautomata.c (longest_path_length): Delete unused function.
17210 (struct state): Delete unused longest_path_length.
17211 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
17212 (get_free_state): Delete unused.
17214 2007-02-09 Jan Hubicka <jh@suse.cz>
17216 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
17217 * doc/invoke.texi (inline-unit-growth): Update default value.
17219 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
17220 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
17221 (rebuild_cgraph_edges): Likewise.
17222 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
17223 (dump_cgraph_node): Dump frequencies.
17224 (cgraph_clone_edge): Add frequency scales.
17225 (cgraph_clone_node): Add freuqnecy.
17226 * cgraph.h (cgraph_edge): Add freuqnecy argument.
17227 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
17228 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
17229 * tree-pass.h (TODO_rebuild_frequencies): New constant.
17230 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
17231 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
17232 (save_inline_function_body): Likewise.
17233 * ipa-inline.c: inluce rtl.h
17234 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
17235 (cgraph_edge_badness): Use frequencies.
17236 (cgraph_decide_recursive_inlining): Update clonning.
17237 (cgraph_decide_inlining_of_small_function): Dump frequency.
17238 * predict.c (estimate_bb_frequencies): Export.
17239 * predict.h (estimate_bb_frequencies): Declare.
17240 * tree-inline.c (copy_bb): Watch overflows.
17241 (expand_call_inline): Update call of cgraph_create_edge.
17242 (optimize_inline_calls): Use TODO flags to update frequnecies.
17243 * passes.h: Include predict.h
17244 (init_optimization_passes): Move profile ahead.
17245 (execute_function_todo): Handle TODO_rebuild_frequencies.
17247 2007-02-09 Roger Sayle <roger@eyesopen.com>
17249 * config/alpha/alpha.c (emit_insxl): Force the first operand of
17250 the insbl or inswl pattern into a register.
17252 2007-02-09 Roger Sayle <roger@eyesopen.com>
17254 * config/ia64/ia64.md (bswapdi2): New define_insn.
17256 2007-02-09 Richard Henderson <rth@redhat.com>
17258 * config/i386/constraints.md (Ym): New constraint.
17259 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
17260 (movdi_1_rex64): Split sse and xmm general register moves from
17261 memory move alternatives. Use conditional register constraints.
17262 (movsf_1, movdf_integer): Likewise.
17263 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17264 (movdf_integer_rex64): New.
17265 (pushsf_rex64): Fix output constraints.
17266 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
17267 (sse2_stored): Likewise.
17268 (sse2_storeq_rex64): New.
17269 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
17270 amd and not generic.
17271 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
17272 for optimize_size. Remove SF/DFmode hack.
17274 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17276 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
17279 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
17280 Richard Sandiford <richard@codesourcery.com>
17282 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
17283 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
17284 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
17285 m68k/t-mlib to tmake_file.
17286 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
17287 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
17288 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
17289 Allow it to be cf or m68k. Set m68k_arch_family. If that
17290 variable is not empty, add t-$m68k_arch_family to tmake_file.
17291 Add t-mlibs to tmake_file.
17292 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
17293 * config/m68k/t-cf: New file.
17294 * config/m68k/t-m68k: Likewise.
17295 * config/m68k/t-mlibs: Likewise.
17296 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17297 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17298 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17299 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17300 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
17302 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
17303 (INSTALL_LIBGCC): Delete.
17304 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17305 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17306 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17307 (M68K_MLIB_CPU): Define.
17308 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17310 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17312 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17313 Richard Guenther <rguenther@suse.de>
17315 PR middle-end/23361
17316 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17317 against INT_MIN/INT_MAX.
17318 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17319 file if a loop is removed.
17321 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17323 * calls.c (store_one_arg): Pass correct alignment to
17324 emit_push_insn for non-BLKmode values.
17325 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17326 unaligned stack slot via a suitably aligned slot.
17328 2007-02-08 DJ Delorie <dj@redhat.com>
17330 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17332 (legal_subregs): Use unsigned char, make const.
17333 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17335 2007-02-08 Paul Brook <paul@codesourcery.com>
17337 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17338 special interworking needed.
17340 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17342 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17343 conditional to __SSE2__.
17344 (Entries below should have been added to first ChangeLog
17345 entry for amdfam10 dated 2007-02-05)
17346 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17348 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17350 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17353 2007-02-08 DJ Delorie <dj@redhat.com>
17355 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17356 * config/m32c/m32c.c (legal_subregs): New.
17357 (m32c_illegal_subreg_p): New.
17358 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17359 unsupported subregs of hard regs.
17361 2007-02-08 Jan Hubicka <jh@suse.cz>
17363 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17364 the same one; always update histograms.
17366 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17368 * passes.c (init_optimization_passes): Tidy comment.
17370 2007-02-08 Roger Sayle <roger@eyesopen.com>
17372 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17373 strip zero_extend, bswap and rotates from POCOUNT's argument.
17374 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17375 zero_extend and rotates from PARITY's argument.
17376 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17377 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17378 of an integer constant at compile-time.
17380 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17383 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17385 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17388 * tree-ssa-live.c (remove_unused_locals): Do not remove
17389 TREE_ADDRESSABLE variables.
17390 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17391 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17392 FOR_CLOBBER. Update all users.
17393 If VAR has an associated alias set, add a virtual operand for
17394 it if no alias is found to conflict with the memory reference.
17396 2007-02-07 Jan Hubicka <jh@suse.cz>
17397 Robert Kidd <rkidd@crhc.uiuc.edu>
17399 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
17401 2007-02-07 Ian Lance Taylor <iant@google.com>
17403 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
17405 2007-02-07 Roger Sayle <roger@eyesopen.com>
17407 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
17408 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
17409 tablejumpdi, movsi_to_cr_one): Remove constraints from
17410 define_expand's match_operands.
17412 2007-02-07 Roger Sayle <roger@eyesopen.com>
17414 * global.c (compute_regsets): Move declatation of "i" inside of
17415 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
17417 2007-02-07 Jakub Jelinek <jakub@redhat.com>
17420 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
17421 of INDIRECT_REF <RESULT_DECL>.
17423 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
17425 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
17426 Kaz Kojima <kkojima@gcc.gnu.org>
17429 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
17431 (sh_initialize_trampoline): Add parentheses to avoid a warning.
17433 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17435 * doc/loop.texi: Document possibility not to perform disambiguation
17436 of loops with multiple latches.
17437 * cfgloopmanip.c (alp_enum_p): Removed.
17438 (add_loop): Handle subloops. Use get_loop_body_with_size.
17439 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
17440 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
17441 the new forwarder block.
17442 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
17443 Handle the case latch is NULL.
17444 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
17445 modifications when marking loop exits.
17446 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
17448 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
17449 disambiguate_loops_with_multiple_latches.
17450 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
17451 before fix_loop_structure.
17452 * cfgloop.c: Include pointer-set.h and output.h.
17453 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
17454 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
17455 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
17456 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
17457 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
17458 disambiguate_multiple_latches, get_loop_body_with_size,
17459 disambiguate_loops_with_multiple_latches): New functions.
17460 (flow_loop_dump): Dump multiple latch edges.
17461 (flow_loop_nodes_find): Handle loops with multiple latches.
17462 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
17463 (glb_enum_p): Modified.
17464 (get_loop_body): Use get_loop_body_with_size.
17465 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
17466 (AVOID_CFG_MODIFICATIONS): New constant.
17467 (disambiguate_loops_with_multiple_latches, add_loop,
17468 get_loop_body_with_size): Declare.
17469 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
17471 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
17473 PR inline-asm/28686
17474 * global.c (compute_regsets): New function.
17475 (global_alloc): Refactored ELIMINABLE_REGSET
17476 and NO_GLOBAL_ALLOC_REGS computation out.
17477 (rest_of_handle_global_alloc): Call compute_regsets()
17478 for non-optimizing case.
17480 2007-02-06 Richard Henderson <rth@redhat.com>
17482 * config/i386/constraints.md (Y2): Rename from Y.
17483 (Yi): New constraint.
17484 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
17485 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
17486 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
17487 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
17488 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
17489 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
17490 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
17491 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
17492 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
17493 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
17494 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
17495 vec_extractv2si_1): Change Y constraints to Y2.
17496 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
17497 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
17498 Change Y constraints to Y2.
17499 (sse2_loadld): Change Y constraints to x.
17501 2007-02-06 Roger Sayle <roger@eyesopen.com>
17503 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
17504 (parity<mode>2): New define_expand using rs6000_emit_parity.
17505 * config/rs6000/rs6000.c (rs6000_emit_popcount,
17506 rs6000_emit_parity): New functions.
17507 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
17508 rs6000_emit_parity): Prototype here.
17510 2007-02-06 Ian Lance Taylor <iant@google.com>
17512 * lower-subreg.c (simple_move_operand): Reject CONST.
17513 (resolve_clobber): Call validate_change rather than directly
17514 assigning to XEXP (pat, 0).
17516 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17518 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
17519 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
17520 (tree-cfg.o): Remove hashtab.h dependency.
17522 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
17523 (struct ivopts_data): Change niters to pointer_map_t.
17524 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
17525 (niter_for_exit): Create pointer_map on demand. Change for
17527 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
17528 (free_loop_data): Destroy data->niters if created and reset field.
17529 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
17530 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
17532 * tree-ssa-reassoc.c: Include pointer-set.h.
17533 (bb_rank): Change to long *.
17534 (operand_rank): Change to pointer_map_t.
17535 (find_operand_rank): Return long, -1 if not found. Declare as inline.
17536 (insert_operand_rank): Accept long.
17537 (operand_entry_hash, operand_entry_eq): Remove.
17538 (get_rank): Return long. Adjust for changes above.
17539 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
17541 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
17543 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
17544 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
17545 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
17547 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
17548 directly since it cannot be NULL.
17549 (get_vi_for_tree): Rewrite for pointer_map API.
17550 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
17551 (init_alias_vars): Create vi_for_tree as pointer_map.
17552 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
17554 * tree-cfg.c: Don't include hashtab.h.
17555 (edge_to_cases): Declare as pointer_map.
17556 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
17558 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
17559 (start_recording_case_labels): Create edge_to_cases as pointer_map.
17560 (end_recoding_case_labels): Cleanup edge_to_cases manually before
17562 (record_switch_edge): Delete.
17563 (get_cases_for_edge): Adjust for pointer_map API, inline
17564 record_switch_edge (rewritten for new API), remove goto.
17566 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17568 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
17569 * tree-nested.c: Include pointer-set.h.
17570 (var_map_elt, var_map_eq, var_map_hash): Delete.
17571 (struct nesting_info): Remove GTY marker. Change the two htab_t's
17572 to pointer_map_t's.
17573 (nesting_info_bitmap_obstack): New.
17574 (lookup_field_for_decl): Adjust for pointer_map API.
17575 (lookup_tramp_for_decl): Adjust for pointer_map API.
17576 (get_nonlocal_debug_decl): Adjust for pointer_map API.
17577 (get_local_debug_decl): Adjust for pointer_map API.
17578 (convert_nl_goto_reference): Adjust for pointer_map API.
17579 (convert_nl_goto_receiver): Adjust for pointer_map API.
17580 (create_nesting_tree): Create outside GGC space. Create bitmap on
17581 the new obstack. Create field_map and var_map as pointer_maps.
17582 (free_nesting_tree): Adjust for changes to create_nesting_tree.
17584 (lower_nested_functions): Move root here, no need to NULL it.
17585 Initialize and release the obstack.
17587 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
17589 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
17590 Remove prototypes and make them non-static.
17591 (struct tree_int_map): Remove.
17592 * tree.h (struct tree_int_map): Move here, turning TO into an
17594 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
17596 * tree.h (TREE_COMPLEXITY): Remove.
17597 (struct tree_exp): Remove complexity field.
17598 * tree.c (build1_stat): Don't set it.
17600 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
17601 Victor Kaplansky <victork@il.ibm.com>
17603 * tree-vectorizer.c (vect_is_simple_use): Support induction.
17604 (vect_is_simple_reduction): Support reduction with induction as
17605 one of the operands.
17606 (vect_is_simple_iv_evolution): Fix formatting.
17607 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
17608 formatting. Don't mark induction phis for vectorization.
17609 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
17610 * tree-vect-transform.c (get_initial_def_for_induction): New function.
17611 (vect_get_vec_def_for_operand): Support induction.
17612 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
17614 (vectorizable_reduction): Support reduction with induction as one of
17616 (vectorizable_type_demotion): Use def-type of stmt argument rather
17617 than dummy def-type.
17619 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
17620 flag_tree_scev_cprop.
17621 * common.opt (tree-scev-cprop): New flag.
17623 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
17624 call to vect_get_new_vect_var.
17626 2007-02-06 Ira Rosen <irar@il.ibm.com>
17628 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
17629 vectype is not NULL.
17630 (vect_pattern_recog_1): Likewise.
17632 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17634 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
17635 (fold_negate_expr): Likewise.
17637 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
17640 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
17641 even if cv-qualification is the same.
17643 2007-02-05 Geoffrey Keating <geoffk@apple.com>
17645 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
17646 __enable_execute_stack on completion.
17648 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17650 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
17651 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
17652 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
17653 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
17654 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
17655 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
17656 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
17657 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
17659 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17661 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
17662 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
17663 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
17664 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
17665 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
17666 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
17667 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
17668 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
17669 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
17670 umuldi3_highpart_rex64, umulsi3_highpart_insn,
17671 umulsi3_highpart_zext, smuldi3_highpart_rex64,
17672 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
17673 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
17674 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
17675 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
17676 sqrtextenddfxf2_i387): Added amdfam10_decode.
17678 * config/i386/athlon.md (athlon_idirect_amdfam10,
17679 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
17680 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
17681 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
17682 athlon_ivector_store_amdfam10): New define_insn_reservation.
17683 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
17686 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17688 * config/i386/athlon.md (athlon_call_amdfam10,
17689 athlon_pop_amdfam10, athlon_lea_amdfam10): New
17690 define_insn_reservation.
17691 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
17692 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
17693 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
17695 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17697 * config/i386/athlon.md (athlon_sseld_amdfam10,
17698 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
17699 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
17701 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17703 * config/i386/athlon.md (athlon_sseins_amdfam10): New
17704 define_insn_reservation.
17705 * config/i386/i386.md (sseins): Added sseins to define_attr type
17706 and define_attr unit.
17707 * config/i386/sse.md: Set type attribute to sseins for insertq
17710 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17712 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
17713 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
17714 ssecomi_load_amdfam10, ssecomi_amdfam10,
17715 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
17716 define_insn_reservation.
17717 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
17719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17721 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
17722 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
17723 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
17724 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
17725 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
17726 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
17727 define_insn_reservation.
17729 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
17730 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
17731 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
17732 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
17733 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
17735 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17737 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
17738 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
17739 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
17740 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
17741 athlon_ssemul_load_k8): Added amdfam10.
17743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17745 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
17746 (x86_sse_unaligned_move_optimal): New variable.
17748 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
17750 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
17751 for unaligned vector SSE double/single precision loads for AMDFAM10.
17753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17755 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
17756 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
17757 Define TARGET_CPU_DEFAULT_amdfam10.
17758 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
17759 (processor_type): Add PROCESSOR_AMDFAM10.
17761 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
17762 processor_type in config/i386/i386.h.
17763 Enable imul peepholes for TARGET_AMDFAM10.
17765 * config.gcc: Add support for --with-cpu option for amdfam10.
17767 * config/i386/i386.c (amdfam10_cost): New variable.
17768 (m_AMDFAM10): New macro.
17769 (m_ATHLON_K8_AMDFAM10): New macro.
17770 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
17771 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
17772 x86_promote_QImode, x86_integer_DFmode_moves,
17773 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17774 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
17775 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
17776 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
17777 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
17778 Enable/disable for amdfam10.
17779 (override_options): Add amdfam10_cost to processor_target_table.
17780 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
17781 processor_alias_table.
17782 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
17783 (ix86_adjust_cost): Add code for amdfam10.
17785 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17787 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
17788 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
17789 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
17790 * config/i386/i386.h: Add builtin definition for SSE4A.
17791 * config/i386/i386.md: Add support for ABM instructions
17792 (popcnt and lzcnt).
17793 * config/i386/sse.md: Add support for SSE4A instructions
17794 (movntss, movntsd, extrq, insertq).
17795 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
17796 Add -march=amdfam10 flag.
17797 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
17798 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
17800 * doc/extend.texi: Add documentation for SSE4A builtins.
17802 2007-02-05 Bob Wilson <bob.wilson@acm.org>
17804 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
17806 2007-02-05 Richard Guenther <rguenther@suse.de>
17808 * tree-vectorizer.h (vectorizable_function): Add argument type
17809 argument, change return type.
17810 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
17811 * tree-vect-transform.c (vectorizable_function): Handle extra
17812 argument, return vectorized function decl.
17813 (build_vectorized_function_call): Remove.
17814 (vectorizable_call): Handle calls with result and argument types
17815 differing. Handle loop vectorization factor correctly.
17816 * targhooks.c (default_builtin_vectorized_function): Adjust for
17818 * targhooks.h (default_builtin_vectorized_function): Likewise.
17819 * target.h (builtin_vectorized_function): Add argument type
17821 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17822 extra argument, allow vectorizing of lrintf.
17823 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17824 documentation of target hook.
17826 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17829 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17830 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17831 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17833 2007-02-05 Roger Sayle <roger@eyesopen.com>
17835 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17836 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17837 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17838 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17839 before canonicalizing sincos to cexpi.
17840 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17842 2007-02-05 Roger Sayle <roger@eyesopen.com>
17844 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17845 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17846 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17848 2007-02-05 Roger Sayle <roger@eyesopen.com>
17850 * mips-tfile.c (initialize_init_file): Correct endianness test.
17852 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17854 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17855 the 'y' constraint.
17857 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17859 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17860 saves in a PARALLEL before the register assignments.
17862 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17864 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17865 DWARF_FRAME_RETURN_COLUMN to be a general register.
17866 * dwarf2out.c (init_return_column_size): New function, split from...
17867 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17868 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17869 to be nongeneral registers.
17870 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17872 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17873 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17875 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17877 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17879 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17881 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17882 (remove_path): Use can_remove_branch_p and remove_branch instead
17883 of loop_delete_branch_edge.
17884 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17885 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17886 Update profile using scale_dominated_blocks_in_loop.
17887 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
17888 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
17889 (can_remove_branch_p, remove_branch): Declare.
17890 * tree-cfg.c (tree_can_remove_branch_p): New function.
17891 (tree_cfg_hooks): Add tree_can_remove_branch_p.
17892 * cfgrtl.c (rtl_can_remove_branch_p): New function.
17893 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
17895 2007-02-05 Jan Hubicka <jh@suse.cz>
17897 PR middle-end/30696
17898 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
17899 nodes in cgraph, don't remove offline copy of the function.
17901 2007-02-04 Jan Hubicka <jh@suse.cz>
17903 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
17904 vectors might cause maybe_lookup_element_for_expr to be called
17905 on non-sra-candidate.
17907 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17909 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
17910 config/bfin/bfin.md, config/bfin/predicates.md: Follow
17911 spelling conventions.
17913 2007-02-04 Richard Guenther <rguenther@suse.de>
17915 PR middle-end/30636
17916 * fold-const.c (try_move_mult_to_index): Make sure to not
17917 overflow one dimension of a multi-dimensional array access.
17919 2007-02-04 Jan Hubicka <jh@suse.cz>
17921 * passes.c (init_optimization_passes): Reindent.
17923 2007-02-04 Jan Hubicka <jh@suse.cz>
17924 Eric Botcazou <ebotcazou@adacore.com>
17926 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
17927 (execute_fixup_cfg): Break out the abnormal goto code.
17928 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
17929 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
17930 (optimize_inline_calls): Call make_nonlocal_label_edges.
17932 2007-02-04 Jan Hubicka <jh@suse.cz>
17934 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
17935 true when something was changed.
17936 (rename_ssa_copies): When something was changed, do
17937 TODO_remove_unused_locals.
17938 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17939 add TODO_remove_unused_locals when instruction was removed.
17941 2007-02-04 Jan Hubicka <jh@suse.cz>
17943 * ipa-inline.c (try_inline): Improve debug output; work on already
17945 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
17946 call try_inline for already inlined edges too when flattening;
17947 inline also functions that make callee growth but overall unit size
17950 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17952 * config/m32c/bitops.md, config/m32c/jump.md,
17953 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
17954 config/m32r/m32r.h, config/m32r/m32r.md,
17955 config/m32r/predicates.md, config/m68hc11/larith.asm,
17956 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
17957 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
17958 config/mips/mips-protos.h, config/mips/mips.c,
17959 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
17960 config/mn10300/mn10300.h, config/mn10300/predicates.md,
17961 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
17962 spelling conventions.
17964 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
17965 Follow spelling conventions.
17967 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
17969 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
17970 warn about C++0x compatibility.
17972 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
17974 * config/h8300/h8300.c, config/h8300/h8300.h,
17975 config/h8300/h8300.md: Follow spelling conventions.
17977 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
17979 PR middle-end/30667
17980 * combine.c (try_combine): Do not substitute source operand
17981 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
17983 2007-02-03 Jan Hubicka <jh@suse.cz>
17985 PR gcov-profile/30650
17986 * value-prof.c (stringop_block_profile): Fix handling of size counter;
17987 do not divide by zero for never executed counters.
17988 (tree_find_values_to_profile): Fix counters.
17989 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
17991 2007-02-03 Ian Lance Taylor <iant@google.com>
17993 * lower-subreg.c (simple_move_operand): New static function,
17994 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
17996 (simple_move): Call simple_move_operand.
17997 (find_decomposable_subregs): Add special handling of MEMs.
17998 (can_decompose_p): Rename from cannot_decompose_p. Reverse
17999 meaning of return value. If we see a hard register, test whether
18000 it can store a word_mode value. Change all callers.
18002 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18004 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
18005 ftrapv insns and expanders.
18006 (subdi3): Change define_expand operand 1 to arith11_operand, and
18007 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
18008 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
18009 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
18012 PR middle-end/30174
18013 * varasm.c (notice_global_symbol): Treat global objects as weak when
18014 flag_shlib is true.
18016 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18018 * emit-rtl.c (dconstpi): Delete.
18019 (dconstsqrt2): New.
18020 (init_emit_once): Delete dconstpi and init dconstsqrt2.
18021 * real.h (dconstpi): Delete.
18022 (dconstsqrt2): New.
18023 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
18024 (fold_builtin_hypot): Likewise.
18026 2007-02-03 Tom Tromey <tromey@redhat.com>
18029 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
18030 -gcoff3, -gxcoff3, -gvms3 implies -dD.
18032 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
18034 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
18035 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
18036 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
18037 config/rs6000/cell.md, config/rs6000/darwin.h,
18038 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
18039 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
18040 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
18041 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
18042 typos. Follow spelling conventions.
18043 * doc/invoke.texi: Follow spelling conventions.
18045 2007-02-03 Roger Sayle <roger@eyesopen.com>
18047 * simplify-rtx.c (simplify_relational_operation_1): Implement some
18048 canonicalization transformations that attempt to simplify integer
18049 constant comparisons to become comparisons against zero.
18051 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18053 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
18055 * fold-const.c (fold_binary): Fix comment typos. Fold complex
18056 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
18058 2007-02-02 Mike Stump <mrs@apple.com>
18060 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
18061 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
18062 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
18063 generate a branch island.
18065 2007-02-02 Bob Wilson <bob.wilson@acm.org>
18067 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
18068 (xtensa_legitimate_address_p): New.
18069 (xtensa_legitimize_address): New.
18070 (xtensa_output_addr_const_extra): New.
18071 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
18073 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
18074 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
18075 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
18076 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
18077 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
18078 (xtensa_legitimize_address): New.
18079 (xtensa_output_addr_const_extra): New.
18081 2007-02-02 Steve Ellcey <sje@cup.hp.com>
18083 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
18085 2007-02-02 Ian Lance Taylor <iant@google.com>
18087 * expmed.c (expand_divmod): Add comment.
18089 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
18091 * emit-rtl.c (renumber_insns): Remove.
18092 * flags.h: Remove the extern for flag_renumber_insns.
18093 * rtl.h: Remove the prototype for renumber_insns.
18094 * toplev.c (flag_renumber_insns): Remove.
18096 2007-02-02 Hui-May Chang <hm.chang@apple.com>
18098 Revert for x86 darwin:
18099 2005-06-19 Uros Bizjak <uros@kss-loka.si>
18101 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
18102 code before the following patch under TARGET_MACHO.
18103 (ix86_function_value_regno_p): Likewise.
18105 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18107 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
18110 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18113 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
18114 loads to general or fp registers. Add comments.
18115 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
18117 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
18119 * pointer-set.c (insert_aux): Only return insertion slot.
18120 (pointer_set_insert): Adjust.
18121 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
18122 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
18123 pointer_map_traverse): New.
18124 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
18125 pointer_map_create, pointer_map_destroy, pointer_map_insert,
18126 pointer_map_contains, pointer_map_traverse): Declare.
18128 2007-02-02 Jakub Jelinek <jakub@redhat.com>
18130 PR middle-end/30473
18131 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
18132 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
18134 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18136 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
18138 (struct _dep): New type.
18139 (dep_t): New typedef.
18140 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
18141 (DEP_STATUS): New access macro. The macro with the same name was
18142 renamed to DEP_LINK_STATUS.
18143 (dep_init): Declare function
18145 (struct _dep_link): New type.
18146 (dep_link_t): New typedef.
18147 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
18148 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
18149 (DEP_LINK_STATUS): New macro.
18150 (debug_dep_links): New debug function.
18152 (struct _deps_list): New type.
18153 (deps_list_t): New typedef.
18154 (DEPS_LIST_FIRST): New access macro.
18155 (FOR_EACH_DEP_LINK): New cycle macro.
18156 (create_deps_list, free_deps_list, delete_deps_list): Declare
18158 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
18159 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
18160 (copy_deps_list_change_con): Ditto.
18162 (move_dep_link): Declare function.
18164 (struct _dep_node): New type.
18165 (dep_node_t): New typedef.
18166 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
18168 (struct haifa_insn_data.back_deps): New field to hold backward
18169 dependencies of the insn.
18170 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
18172 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
18173 Change its type to deps_list_t.
18174 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
18175 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
18176 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
18178 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
18180 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
18182 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
18184 (dep_cost): Declare.
18186 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
18187 (ds_to_dk, dk_to_ds): New functions.
18189 (init_dep_1): New static function.
18190 (init_dep): New function.
18191 (copy_dep): New static function.
18193 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
18195 (detach_dep_link): New static function.
18196 (move_dep_link): New function.
18198 (dep_links_consistent_p, dump_dep_links): New static functions.
18199 (debug_dep_links): New debugging function.
18201 (deps_obstack, dl_obstack, dn_obstack): New static variables.
18203 (alloc_deps_list, init_deps_list): New static functions.
18204 (create_deps_list): New function.
18205 (clear_deps_list): New static function.
18206 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
18207 (deps_list_consistent_p, dump_deps_list): New static functions.
18208 (debug_deps_list): New function.
18209 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
18211 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
18213 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
18214 use new scheduler dependencies lists.
18215 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
18216 (sched_analyze): Ditto. Initialize dependencies lists.
18217 (add_forw_dep, compute_forward_dependences): Update to use new
18218 scheduler dependencies lists.
18220 (init_dependency_caches): Init deps_obstack.
18221 (free_dependency_caches): Free deps_obstack.
18223 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
18224 new scheduler dependencies lists.
18225 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
18226 (add_back_forw_dep, delete_back_forw_dep): Ditto.
18228 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
18229 Update to use new scheduler dependencies lists.
18230 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
18231 (debug_dependencies): Ditto.
18232 (schedule_region): Update comments.
18234 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
18235 scheduler dependencies lists.
18236 (schedule_ebb): Update comments.
18238 * rtl.def (DEPS_LIST): Remove.
18240 * lists.c (unused_deps_list): Remove.
18241 (free_list): Update assertions.
18243 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
18244 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18246 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
18247 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18249 * haifa-sched.c (comments): Update.
18250 (insn_cost1): Remove. Inline the code into insn_cost ().
18251 (insn_cost): Update to use new scheduler dependencies lists. Move
18252 processing of the dependency cost to dep_cost ().
18253 (dep_cost): New function. Use it instead of insn_cost () when
18254 evaluating cost of the dependency. Use compatible interface to
18255 interact with the target.
18256 (priority): Update to use new scheduler dependencies lists.
18257 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
18258 with greater number of insns that depend on the insn.
18259 (schedule_insn): Update to use new scheduler dependencies lists. Add
18260 code to free backward dependencies lists. Inline and optimize code
18261 from resolve_dep () - see PR28071.
18262 (ok_for_early_queue_removal): Update to use new scheduler dependencies
18263 lists. Update call to targetm.sched.is_costly_dependence hook.
18265 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
18266 scheduler dependencies lists.
18268 (resolve_dep): Remove. Move the logic to schedule_insn ().
18269 (init_h_i_d): Initialize dependencies lists.
18271 (process_insn_depend_be_in_spec): Rename to
18272 process_insn_forw_deps_be_in_spec. Update to use new scheduler
18273 dependencies lists.
18274 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
18275 Update to use new scheduler dependencies lists.
18276 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
18278 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
18279 new scheduler dependencies lists.
18280 (build_intra_loop_deps): Ditto.
18282 * target.h (struct _dep): Declare to use in
18283 gcc_target.sched.is_costly_dependence.
18284 (struct gcc_target.sched.adjust_cost): Fix typo.
18285 (struct gcc_target.sched.is_costly_dependence): Change signature to
18286 use single dep_t parameter instead of an equivalent triad.
18287 (struct gcc_target.sched.adjust_cost_2): Remove.
18289 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
18291 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
18293 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
18295 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
18297 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
18298 (REG_DEP_TRUE): Document.
18300 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
18301 Change signature to correspond to the targetm.sched.adjust_cost hook.
18302 Update use in TARGET_SCHED_ADJUST_COST_2.
18303 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
18304 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
18305 new scheduler dependencies lists.
18306 (ia64_gen_check): Ditto.
18308 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18309 scheduler dependencies lists.
18311 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18312 signature to correspond to the targetm.sched.is_costly_dependence hook.
18313 (is_costly_group): Update to use new scheduler dependencies lists.
18315 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18316 instead of INSN_COST () macro.
18318 2007-02-01 Ian Lance Taylor <iant@google.com>
18320 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18322 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18324 * pa.md (tp_load): Correct mfctl instruction syntax.
18326 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18328 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18329 altivec_padding_size calculation on AIX. Improve comment, add
18330 assert to verify that it's right.
18332 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18335 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18337 PR inline-asm/28686
18338 * global.c (global_alloc): Add mising initialization of
18341 2007-02-01 Roger Sayle <roger@eyesopen.com>
18343 * alias.c (init_alias_analysis): Correct whitespace.
18344 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18345 partition_hot_cold_basic_blocks): Likewise.
18346 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18347 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18348 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18349 fold_builtin_snprintf_chk, fold_builtin_printf,
18350 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18351 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18352 * cfgcleanup.c (cleanup_cfg): Likewise.
18353 * cfgexpand.c (tree_expand_cfg): Likewise.
18354 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18355 * function.c (get_next_funcdef_no): Likewise.
18356 * gengtype.c (main): Likewise.
18357 * genmodes.c (main): Likewise.
18358 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18359 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18360 * ifcvt.c (noce_emit_move_insn): Likewise.
18361 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18363 * stor-layout.c (get_best_mode): Likewise.
18364 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18365 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18366 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18367 perform_var_substitution, solve_graph): Likewise.
18368 * tree-vrp.c (vrp_finalize): Likewise.
18370 2007-02-01 Ian Lance Taylor <iant@google.com>
18372 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18373 high part of a paradoxical subreg, return a constant zero.
18375 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18377 * toplev.c (lang_dependent_init): Call init_set_costs.
18378 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18380 2007-02-01 Richard Guenther <rguenther@suse.de>
18382 PR middle-end/30656
18383 * fold-const.c (fold_negate_expr): Allow negating a
18384 constant if overflow does not change.
18386 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18388 * doc/c-tree.texi (Expression trees): Improve markup.
18389 * doc/tm.texi (Register Classes, Addressing Modes)
18390 (Floating Point): Fix spacing after abbreviations. Fix some
18393 2007-02-01 Ben Elliston <bje@au.ibm.com>
18395 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18396 * doc/contrib.texi: Likewise.
18397 * doc/install.texi: Likewise.
18399 2007-01-31 Richard Henderson <rth@redhat.com>
18400 Ian Lance Taylor <iant@google.com>
18402 * lower-subreg.c: New file.
18403 * rtl.def (CONCATN): Define.
18404 * passes.c (init_optimization_passes): Add pass_lower_subreg and
18405 pass_lower_subreg2.
18406 * emit-rtl.c (update_reg_offset): New static function, broken out
18407 of gen_rtx_REG_offset.
18408 (gen_rtx_REG_offset): Call update_reg_offset.
18409 (gen_reg_rtx_offset): New function.
18410 * regclass.c: Revert patch of 2006-03-05, restoring
18412 (clear_reg_info_regno): New function.
18413 * dwarf2out.c (concatn_loc_descriptor): New static function.
18414 (loc_descriptor): Handle CONCATN.
18415 * common.opt (fsplit_wide_types): New option.
18416 * opts.c (decode_options): Set flag_split_wide_types when
18418 * timevar.def (TV_LOWER_SUBREG): Define.
18419 * rtl.h (gen_reg_rtx_offset): Declare.
18420 (reg_scan_update): Declare.
18421 * regs.h (clear_reg_info_regno): Declare.
18422 * tree-pass.h (pass_lower_subreg): Declare.
18423 (pass_lower_subreg2): Declare.
18424 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
18425 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
18426 -fsplit-wide-types.
18427 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
18428 * Makefile.in (OBJS-common): Add lower-subreg.o.
18429 (lower-subreg.o): New target.
18431 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18433 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
18435 2007-01-31 Anatoly Sokolov <aesok@post.ru>
18438 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
18440 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18442 PR middle-end/29335
18443 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
18445 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
18447 * cfgloop.h: Include vec-prim.h.
18448 (enum li_flags): Remove LI_ONLY_OLD.
18449 (loop_iterator): Changed.
18450 (fel_next, fel_init): Iterate over loop tree.
18451 (FOR_EACH_LOOP_BREAK): New macro.
18452 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
18454 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
18455 * modulo-sched.c (sms_schedule): Ditto.
18456 * tree-vectorizer.c (vectorize_loops): Ditto.
18457 * doc/loop.texi: Update information on loop numbering and behavior of
18458 FOR_EACH_LOOP wrto new loops.
18459 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
18460 add_to_evolution_1): Test nestedness of loops instead of comparing
18462 * tree-chrec.c (chrec_fold_plus_poly_poly,
18463 chrec_fold_multiply_poly_poly, chrec_evaluate,
18464 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
18465 reset_evolution_in_loop): Ditto.
18466 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
18468 2007-01-31 Dirk Mueller <dmueller@suse.de>
18470 * c-common.c (warn_about_parentheses): Separate warning about
18471 un-parenthized sequence of comparison operators from the one
18472 which is supposed to warn about x <= y <= z.
18474 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
18476 * optabs.h (enum optab_index): Add new OTI_isinf.
18477 (isinf_optab): Define corresponding macro.
18478 * optabs.c (init_optabs): Initialize isinf_optab.
18479 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
18481 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
18482 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
18484 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
18485 expand_builtin_interclass_mathfn.
18486 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
18487 * config/i386/i386.md (UNSPEC_FXAM): New constant.
18488 (fxam<mode>2_i387): New insn pattern.
18489 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
18490 built-in functions as x87 inline asm.
18492 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18494 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
18496 2007-01-30 Eric Christopher <echristo@apple.com>
18498 * config.gcc: Add geode.
18500 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18502 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
18503 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
18504 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
18505 value-prof.c: Fix comment typos.
18507 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18510 * doc/invoke.texi (Wpointer-arith): Document warning.
18512 2007-01-30 Janis Johnson <janis187@us.ibm.com>
18514 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
18515 the list of discrepancies from the draft TR.
18517 2007-01-30 Dirk Mueller <dmueller@suse.de>
18520 * doc/invoke.texi (-Wreturn-type): Update description to
18521 match new behavior.
18523 2007-01-30 Richard Sandiford <richard@codesourcery.com>
18525 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
18527 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
18529 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
18530 to handle optabs that operate on floating point input argument and
18531 output to integer output.
18532 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
18533 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
18534 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
18535 expand_builtin_interclass_mathfn ().
18536 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
18537 (ilogbsi2): Remove.
18538 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
18539 ilogbl built-in functions as x87 intrinsics.
18541 2007-01-30 Richard Guenther <rguenther@suse.de>
18543 PR middle-end/27657
18544 * dwarf2out.c (reference_to_unused): Query varpool if the
18545 variable was output.
18547 2007-01-30 Richard Guenther <rguenther@suse.de>
18549 PR middle-end/30313
18550 * passes.c (execute_one_pass): Reset in_gimple_form to not
18551 confuse non-unit-at-a-time mode.
18553 2007-01-29 Roger Sayle <roger@eyesopen.com>
18554 Richard Guenther <rguenther@suse.de>
18556 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
18557 avoid undefined behaviour on overflow. Use force_fit_type_double
18558 to construct the constant with the specified TREE_OVERFLOW.
18560 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18562 * config/dfp-bit.c: Add parameterized support for fp exceptions.
18563 * config/dfp-bit.h: Ditto.
18565 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18567 * c-decl.c (pop_scope): Replace warnings with call to
18568 warn_for_unused_label.
18569 * c-common.h (warn_for_unused_label): Declare.
18570 * c-common.c (warn_for_unused_label): Define.
18572 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18574 * tree-optimize.c (update_inlined_to_pointers): Delete unused
18577 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18579 * Makefile.in (USER_H): Remove decfloat.h.
18580 * ginclude/decfloat.h: Delete, moving contents to ...
18581 * ginclude/float.h: Add support for decimal floating point,
18582 guarded by __STDC_WANT_DEC_FP__.
18584 2007-01-29 Mike Stump <mrs@apple.com>
18586 * doc/gccint.texi (Top): Rename Loop Representation to Loop
18587 Analysis and Representation to resolve case insensitive conflict.
18588 * doc/loop.texi (Loop Analysis and Representation): Likewise.
18590 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
18592 * tree.h (struct tree_memory_tag): Add aliases member.
18593 (MTAG_ALIASES): New macro.
18594 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
18595 (add_may_alias): Remove pointer-set. Update for may_aliases being
18597 (mark_aliases_call_clobbered): Update for may_aliases being a
18599 (compute_tag_properties): Ditto.
18600 (create_partition_for): Ditto.
18601 (compute_memory_partitions): Ditto.
18602 (dump_may_aliases_for): Ditto.
18603 (is_aliased_with): Ditto.
18604 (add_may_alias_for_new_tag): Ditto.
18605 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
18606 (compute_is_aliased): New function.
18607 (compute_may_aliases): Call compute_is_aliased).
18608 (init_alias_info): Initialize alias_bitmap_obstack.
18609 (union_alias_set_into): New function.
18610 (compute_flow_sensitive_aliasing): Use union_aliases_into.
18611 (have_common_aliases_p): Rewrite to take two bitmaps and use
18613 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
18614 Update for bitmaps.
18615 (finalize_ref_all_pointers): Update for add_may_alias changes.
18616 (new_type_alias): Ditto.
18617 * tree-flow-inline.h (may_aliases): Return a bitmap.
18618 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
18619 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
18620 may_aliases being a bitmap.
18621 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
18622 may_aliases now returns a bitmap.
18623 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
18625 * tree-ssa-operands.c (add_virtual_operand): Update for
18626 may_aliases being a bitmap.
18628 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
18630 PR tree-optimization/30630
18631 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
18632 variable as changed.
18634 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
18637 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
18638 expanded only once even if an error occurs.
18640 2007-01-29 Ben Elliston <bje@au.ibm.com>
18642 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
18643 (__gcov_average_profiler): Likewise.
18644 (__gcov_ior_profiler): Likewise.
18645 (__gcov_merge_ior): Likewise.
18647 2007-01-28 Jan Hubicka <jh@suse.cz>
18649 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
18650 * value-prof.c (stringop_block_profile): Likewise.
18652 2007-01-28 Jan Hubicka <jh@suse.cz>
18654 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
18655 Add variant handling histograms; add wrapper.
18656 (clear_storage_via_libcall): Export.
18657 (emit_block_move_hints): Break out from ...; add histograms.
18658 (emit_block_move): ... this one.
18659 (clear_storage_hints): Break out from ...; add histograms.
18660 (clear_storage): ... this one.
18661 (set_storage_via_memset): Handle histogram.
18662 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
18663 (clear_storage_hints, clear_storage_via_libcall): Declare.
18664 (set_storage_via_setmem): Update prototype.
18665 * doc/md.texi (movmem, setmem): Document new arguments.
18667 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
18668 Add new histograms.
18669 (stringop_block_profile): New global function.
18670 (tree_stringops_values_to_profile): Profile block size and alignment.
18671 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
18673 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
18674 (stringop_block_profile): Declare.
18675 * builtins.c: Include value-prof.h.
18676 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
18677 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
18678 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
18679 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
18680 * profile.c (instrument_values): Add new counters.
18681 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
18683 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
18684 (tree_init_edge_profiler): Build new profilers.
18685 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
18686 (pass_tree_profile): Add dump.
18687 (tree_profile_hooks): Update.
18688 * Makefile.in (LIBGCOV): Add new constants.
18689 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
18690 __gcov_ior_profiler): New.
18691 * i386.md (movmem/setmem expanders): Add new optional arguments.
18693 2007-01-28 David Edelsohn <edelsohn@gnu.org>
18695 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
18697 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18699 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
18700 (tree_unswitch_single_loop): Pass eni_size_weights to
18701 tree_num_loop_insns.
18702 * tree-ssa-loop-manip.c: Include tree-inline.h.
18703 (can_unroll_loop_p): Pass eni_size_weights to
18704 tree_num_loop_insns.
18705 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
18706 Pass eni_size_weights to estimate_num_insns.
18707 * tree.h (init_inline_once): Export.
18708 * toplev.c (backend_init): Call init_inline_once.
18709 * cgraphunit.c (cgraph_process_new_functions,
18710 cgraph_analyze_function): Pass eni_inlining_weights to
18711 estimate_num_insns.
18712 * ipa-inline.c (compute_inline_parameters): Ditto.
18713 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
18714 to estimate_num_insns.
18715 (try_unroll_loop_completely): Pass eni_size_weights to
18716 tree_num_loop_insns.
18717 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
18718 ot estimate_num_insns.
18719 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
18720 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
18721 * tree-inline.c (eni_inlining_weights, eni_size_weights,
18722 eni_time_weights): New variables.
18723 (init_inline_once): Initialize them.
18724 (struct eni_data): Mew.
18725 (estimate_num_insns_1, estimate_num_insns): Use weights.
18726 * tree-inline.h (struct eni_weights_d): New.
18727 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
18728 (estimate_num_insns): Declaration changed.
18729 * cfgloop.h (tree_num_loop_insns): Declaration changed.
18730 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
18731 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
18733 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18735 * tree-data-ref.c (conflict_fn): Assert that the number of affine
18736 relations in the conflict function is valid.
18738 2007-01-27 Ian Lance Taylor <iant@google.com>
18740 * common.opt: Add fstrict-overflow.
18741 * opts.c (decode_options): Set flag_strict_overflow if -O2.
18742 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
18743 (TYPE_OVERFLOW_UNDEFINED): Define.
18744 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
18746 * tree.h (TYPE_TRAP_SIGNED): Don't define.
18747 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
18748 (fold_negate_expr): Likewise.
18749 (make_range): Likewise.
18750 (extract_muldiv_1): Likewise.
18751 (maybe_canonicalize_comparison): Likewise.
18752 (fold_comparison): Likewise.
18753 (fold_binary): Likewise.
18754 (tree_expr_nonnegative_p): Likewise.
18755 (tree_expr_nonzero_p): Likewise.
18756 * tree-vrp.c (compare_values): Likewise.
18757 (extract_range_from_binary_expr): Likewise.
18758 (extract_range_from_unary_expr): Likewise.
18759 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
18761 (nowrap_type_p): Likewise.
18762 * tree-scalar-evolution.c (simple_iv): Likewise.
18763 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
18764 (build_range_check): Likewise.
18765 (extract_muldiv_1): Likewise.
18766 (fold_comparison): Likewise.
18767 * tree-vrp.c (vrp_int_const_binop): Likewise.
18768 (extract_range_from_unary_expr): Likewise.
18769 * convert.c (convert_to_integer): Likewise.
18770 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
18771 (fold_comparison): Likewise.
18772 (fold_binary): Likewise.
18773 * optabs.c (optab_for_tree_code): Likewise.
18774 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
18775 * simplify-rtx.c (simplify_const_relational_operation): Check
18776 flag_strict_overflow and flag_trapv.
18777 (simplify_const_relational_operation): Likewise.
18778 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
18779 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
18782 2007-01-27 Roger Sayle <roger@eyesopen.com>
18784 * tree.c (tree_fold_gcd): Delete.
18785 * tree.h (tree_fold_gcd): Remove prototype.
18786 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
18787 test whether one constant integer is a multiple of another. Instead
18788 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
18789 * fold-const.c (multiple_of_p): We've determined both TOP and
18790 BOTTOM are integer constants so we can call int_const_binop directly
18791 instead of the more generic const_binop.
18793 2007-01-27 Roger Sayle <roger@eyesopen.com>
18795 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
18796 1*X check that the constant hasn't overflowed, to preserve the
18798 (round_up): Provide an efficient implementation when rouding-up an
18799 INTEGER_CST to a power-of-two.
18801 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18803 * doc/sourcebuild.texi: Add comma for clarity.
18804 * doc/extend.texi: Fix some typos.
18805 * doc/passes.texi: Likewise.
18806 * doc/cppinternals.texi: Likewise.
18807 * doc/c-tree.texi: Likewise.
18808 * doc/tree-ssa.texi: Likewise.
18809 * doc/install.texi: Likewise.
18811 2007-01-27 Jan Hubicka <jh@suse.cz>
18813 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
18814 (pass_sra): Do not require alias information.
18815 * passes.c (init_optimization_passes): Add SRA
18817 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18819 * tracer.c (rest_of_handle_tracer): We already cleaned
18820 up the CFG in tracer() so don't do it here again.
18821 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18822 cleanup_cfg here, either. And don't call renumber_insns.
18824 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18825 and BB_HEAD are in the insn stream here. Instead make sure
18826 that BB_INSN is valid on all insns. Also, do check here that
18827 there are no pending branch predictions...
18828 (rtl_verify_flow_info): ...instead of doing it here. Checks
18829 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18832 2007-01-26 Roger Sayle <roger@eyesopen.com>
18834 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18835 function to simplify/factorize operand order canonicalization.
18836 (ix86_fixup_binary_operands): Reorganize using the above function.
18837 (ix86_binary_operator_ok): Likewise.
18839 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18841 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18842 file scope from optimize_attrs.
18843 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18845 (optimize_attrs): Clear insn_code_values after freeing it.
18847 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18849 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18850 a parts.base assignment.
18852 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18854 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18855 (compute_subscript_distance, initialize_data_dependence_relation,
18856 finalize_ddr_dependent, analyze_ziv_subscript,
18857 analyze_siv_subscript_cst_affine,
18858 compute_overlap_steps_for_affine_univar,
18859 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18860 analyze_siv_subscript, analyze_miv_subscript,
18861 analyze_overlapping_iterations, subscript_dependence_tester_1,
18862 compute_self_dependence, free_dependence_relation): Work
18863 with affine_fn instead of chrecs.
18864 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18865 common_affine_function, affine_function_base,
18866 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18867 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18868 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18869 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18870 (all_chrecs_equal_p): Removed.
18871 * tree-data-ref.h (affine_fn, conflict_function): New types.
18872 (struct subscript): Change type of conflicting_iterations_in_a
18873 and conflicting_iterations_in_b.
18875 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18878 * config/pa/pa.h (TARGET_HPUX_11): New.
18879 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18880 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18882 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18883 Richard Guenther <rguenther@suse.de>
18885 * tree-ssa-structalias.c (solve_graph): Handle case
18886 we merged the variable to another.
18888 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18890 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
18893 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
18894 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
18896 2007-01-25 DJ Delorie <dj@redhat.com>
18898 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
18899 allow changes to modes which don't fit in those registers.
18901 * reload1.c (choose_reload_regs): Check for invalid subregs before
18902 computing their locations, not after.
18904 2007-01-25 Geoffrey Keating <geoffk@apple.com>
18907 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
18908 save Altivec registers in an eh_return function.
18909 (compute_vrsave_mask): Likewise.
18910 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
18911 for saving Altivec registers.
18912 (rs6000_emit_prologue): Don't allocate stack twice in
18913 eh_return function. Correct expected value of altivec_save_offset
18914 when using save_world. Describe save of R0 to stack when using
18915 save_world. Describe stack pointer adjustment when using
18916 save_world. Remove duplicated eh_return parameter register saving.
18917 Update sp_offset variable after save_world.
18918 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
18920 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
18921 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
18924 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18926 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
18928 2007-01-25 Steve Ellcey <sje@cup.hp.com>
18931 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
18932 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
18934 2007-01-25 Richard Guenther <rguenther@suse.de>
18936 * doc/invoke.texi (-Wcoverage-mismatch): Document.
18937 * common.opt (-Wcoverage-mismatch): New warning option.
18938 * coverage.c (get_coverage_counts): Ignore coverage mismatch
18939 if -Wcoverage-mismatch is given.
18941 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
18943 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
18944 (ipcp_driver): Change to static definition.
18945 Add dumping of the ifunctions.
18946 (constant_val_insert): Remove unused parameter. Support for SSA.
18947 (ipcp_propagate_const): Support for SSA.
18948 (ipcp_profile_bb_print): Print only analyzed nodes.
18949 (ipcp_replace_map_create): Remove support for Fortran constant
18951 * ipa-prop.c (ipa_method_modify_stmt,
18952 ipa_callsite_compute_param): Support for SSA.
18953 * ipa-prop.h (ipcp_driver): Remove declaration.
18954 (IS_VALID_TREE_MAP_INDEX): Add define.
18956 2007-01-24 Geoffrey Keating <geoffk@apple.com>
18958 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
18960 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18962 PR middle-end/30447
18963 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
18964 constant argument to cabs and do it without checking for
18965 -funsafe-math-optimizations.
18967 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
18969 * c-common.h (RID_FIRST_CXX0X): New.
18970 (RID_LAST_CXX0X): New.
18971 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
18973 * c.opt (Wc++0x-compat): New.
18974 * doc/invoke.texi (-Wc++0x-compat): Document.
18976 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18978 * builtins.c (fold_builtin_carg): New.
18979 (fold_builtin_1): Use it.
18981 2007-01-24 Jan Hubicka <jh@suse.cz>
18983 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
18985 * ipa-inline.c (initial_insns, max_insns): Delete.
18986 (compute_max_insns): New function.
18987 (cgraph_decide_inlining_of_small_function): Use it; take minimal
18988 amount of insns as base for code growth.
18989 (cgraph_decide_inlining): Make initial_insns local; do not compute
18991 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
18992 * doc/invoke.texi (inline-unit-growth): Update docs.
18994 2007-01-24 Jakub Jelinek <jakub@redhat.com>
18996 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
18997 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
18998 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
18999 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
19000 for CPUs that have PTA_CX16 set.
19002 PR middle-end/27416
19003 * gimplify.c (omp_check_private): New function.
19004 (gimplify_scan_omp_clauses): Use it for
19005 firstprivate/lastprivate/reduction.
19007 PR middle-end/30494
19008 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
19009 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
19011 PR middle-end/30421
19012 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
19013 If lower_lastprivate_clauses emits some statements, append them
19014 to dlist rather than body_p and to body_p append an initializer.
19015 (lower_omp_for): Adjust caller.
19017 2007-01-24 Steve Ellcey <sje@cup.hp.com>
19019 * target.h (globalize_decl_name): New.
19020 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19021 * output.h (default_globalize_decl_name): New.
19022 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
19024 (globalize_decl): Ditto.
19025 (default_globalize_decl_name): New.
19026 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
19027 (ia64_handle_version_id_attribute): New.
19028 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19029 (ia64_asm_output_external): Use globalize_decl_name instead
19030 of globalize_label.
19031 * doc/extend.texi (version_id): New pragma.
19032 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
19034 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19036 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
19037 _uleb128_t and _Unwind_SWord with _sleb128_t.
19038 * unwind-dw2.c (extract_cie_info, execute_stack_op,
19039 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
19041 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
19042 * unwind-pe.h (read_uleb128, read_sleb128,
19043 read_encoded_value_with_base): Likewise.
19044 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
19046 2007-01-24 Richard Guenther <rguenther@suse.de>
19048 * builtins.c (expand_builtin_cexpi): Get the fndecl
19049 for cexp in the correct way.
19051 2007-01-24 Jan Hubicka <jh@suse.cz>
19053 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
19056 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19058 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
19059 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
19060 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
19061 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
19062 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
19063 __SIZEOF_PTRDIFF_T__.
19064 * doc/cpp.texi: Documentation for the new builtin macros added.
19066 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
19068 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
19069 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
19070 instead of operands[2] to avoid access past the end of array.
19072 2007-01-24 Richard Sandiford <richard@codesourcery.com>
19074 * reload1.c (emit_reload_insns): Pass the reload register
19075 for a non-spill output reload through forget_old_reloads_1.
19077 2007-01-23 Joseph Myers <joseph@codesourcery.com>
19079 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19080 _SOFT_DOUBLE if doubles use software floating-point.
19081 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
19082 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19083 * config/rs6000/darwin-ldouble.c: Also compile functions for
19084 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
19085 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19086 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
19087 commented-out long double override.
19088 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
19089 * config/rs6000/eabispe.h: Likewise.
19090 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
19091 long double for non-SPE.
19092 (rs6000_handle_option): Likewise.
19093 (invalid_e500_subreg): Disallow more subregs involding DImode,
19094 DFmode, TImode or TFmode.
19095 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
19097 (legitimate_lo_sum_address_p): Also check for TFmode for E500
19099 (rs6000_legitimize_address): Also handle TFmode for E500 double.
19100 (rs6000_legitimize_reload_address): Also handle TFmode for E500
19102 (rs6000_legitimate_address): Also check for TFmode for E500
19104 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
19105 (spe_build_register_parallel): Handle TFmode and TCmode.
19106 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
19108 (function_arg): Handle TFmode and TCmode for E500 double.
19109 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
19111 (print_operand): Handle TFmode and TImode for %y.
19112 (rs6000_generate_compare): Handle TFmode comparisons for E500
19114 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
19115 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
19116 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
19117 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
19118 TFmode for E500 double.
19119 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
19120 (floatsidf2): Enable for E500 double.
19121 (movtf_softfloat): Use rs6000_nonimmediate_operand.
19122 (extenddftf2): Change to extenddftf2_fprs.
19123 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
19124 depending on TARGET_E500_DOUBLE.
19125 (extendsftf2): Enable for E500 double.
19126 (trunctfdf2): Enable for E500 double.
19127 (trunctfsf2): Change to trunctfsf2_fprs.
19128 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
19129 depending on TARGET_E500_DOUBLE.
19130 (floatsitf2): Enable for E500 double.
19131 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
19132 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
19133 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
19134 (negtf2): Change to negtf2_internal.
19135 (negtf2): New expander.
19136 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
19137 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
19138 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
19139 (movdi_internal32): Use rs6000_nonimmediate_operand.
19140 (unnamed splitter): Likewise.
19141 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
19142 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
19143 (SPE64TF, DITI): New mode macros.
19144 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
19147 (frob_<mode>_di_2): New.
19148 (frob_tf_di_8_2): New.
19149 (frob_di_df): Change to frob_di_<mode>; allow more modes.
19151 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
19153 (frob_ti_<mode>_8_2): New.
19154 (frob_ti_tf_2): New.
19155 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
19156 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
19158 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
19159 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
19160 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
19161 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
19162 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
19163 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
19166 2007-01-23 Ian Lance Taylor <iant@google.com>
19168 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
19170 (OBJS-archive): Reformat, alphabetize.
19171 (OBJS): Change out_object_file to OBJS-md.
19173 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
19175 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19176 JUMP_P and CALL_P predicates where applicable.
19177 * config/i386/i386.c: Ditto.
19178 * config/i386/i386.md: Ditto.
19179 * config/i386/mmx.md: Ditto.
19180 * config/i386/predicates.md: Ditto.
19182 2007-01-22 Andreas Schwab <schwab@suse.de>
19184 * config/m68k/m68k.h: Fix comment.
19186 2007-01-22 Jan Hubicka <jh@suse.cz>
19188 * passes.c (init_optimization_passes): Do not rerun
19189 pass_early_warn_uninitialized.
19191 2007-01-22 Richard Guenther <rguenther@suse.de>
19193 PR tree-optimization/30038
19194 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
19196 (execute_cse_sincos_1): Likewise.
19197 (execute_cse_sincos): Likewise.
19198 (gate_cse_sincos): Likewise.
19199 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
19200 the cexpi() canonicalization of sincos().
19201 * tree-pass.h (pass_cse_sincos): Declare.
19202 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
19204 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19206 PR rtl-optimization/29329
19207 * combine.c (replaced_rhs_insn): Rename to i2mod.
19208 (replaced_rhs_value): Rename to i2mod_new_rhs.
19209 (i2mod_old_rhs): New global variable.
19210 (combine_instructions): Adjust for above change. Save a copy of
19211 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
19212 note are substituted in the second instruction.
19213 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
19214 ditch the note if it pertains to the second eliminated register
19215 and this register is mentioned in i2mod_old_rhs.
19218 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
19220 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
19221 the insn to which the note was originally attached.
19223 2007-01-21 Jan Hubicka <jh@suse.cz>
19225 * ipa-inline.c (inlining_mode): Comment, move up.
19226 (cgraph_decide_inlining_incrementally): Do not perform inlining
19227 itself; fix handling of flattening of self recursive functions.
19228 (cgraph_find_cycles): Remove.
19229 (cgraph_flatten_node): Remove.
19230 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
19231 (try_inline): New function.
19232 (cgraph_early_inlining): Update call of
19233 cgraph_decide_inlining_incrementally. Apply inlining here.
19234 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
19236 2007-01-21 Dirk Mueller <dmueller@suse.de>
19239 * tree-vrp.c (check_array_bounds): do not warn
19240 about ADDR_EXPR's of ARRAY_REF's which are immediately
19241 used in binary expressions.
19243 2007-01-21 Ira Rosen <irar@il.ibm.com>
19245 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
19246 read_write_dep and macros for its access.
19247 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
19248 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
19249 argument, call vect_check_interleaving for every independent pair of
19250 data-refs. Mark loads that access the same memory location as a store
19252 (vect_check_dependences): Remove.
19253 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
19254 call, fix the call to vect_analyze_data_ref_dependence.
19255 (vect_analyze_data_ref_access): For statements that access the same
19256 data-ref, check that they are not stores; for loads, check that there
19257 is no store that access the same location.
19259 2007-01-20 Roger Sayle <roger@eyesopen.com>
19260 Joseph Myers <joseph@codesourcery.com>
19262 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
19263 (-fdump-rtl-stack): Likewise.
19264 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
19265 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
19266 (-mpt-fixed): Use @minus{} for minus sign.
19267 (Using Precompiled Headers): Fix under/overfull hbox.
19269 2007-01-20 Jan Hubicka <jh@suse.cz>
19271 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
19272 place within annotation.
19274 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19276 * pa.c (output_move_double): Change array size of xoperands to 4.
19278 2007-01-20 Jan Hubicka <jh@suse.cz>
19280 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
19283 2007-01-19 Ian Lance Taylor <iant@google.com>
19285 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
19286 constant to unsigned HOST_WIDE_INT before negating.
19288 2007-01-19 Ian Lance Taylor <iant@google.com>
19290 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
19292 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
19293 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19294 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
19295 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
19296 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19297 (realloc_vdef, realloc_vuse): Change second parameter to
19299 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
19300 fields to unsigned.
19301 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
19302 unsigned. Change x and lim locals to unsigned.
19303 (realloc_vdef, realloc_vuse): Change num_elem parameter to
19305 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
19306 (copy_virtual_operands): Change i and n locals to unsigned.
19308 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19310 PR middle-end/29335
19311 * builtins.c (fold_builtin_1): Handle builtin fdim.
19313 2007-01-20 Jan Hubicka <jh@suse.cz>
19315 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19316 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19317 init_alias_heapvars.
19318 (init_alias_heapvars): Initialize only when not already initialized.
19319 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19321 2007-01-19 Roger Sayle <roger@eyesopen.com>
19323 * common.opt (fsigned-zeros): New command line option.
19324 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19325 of flag_unsafe_math_optimizations.
19326 * opts.c (set_fast_math_flags): The -ffast-math command line option
19327 implies -fno-signed-zeros.
19328 (fast_math_flags_set_p): Likewise.
19330 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19331 the documentation of -ffast-math appropriately. Wrap long lines.
19333 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19335 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19336 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19338 2007-01-19 Tomas Bily <tbily@suse.cz>
19340 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19342 (tree_init_ic_make_global_vars): New function
19343 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19344 (tree_gen_ic_profiler): New function
19345 (tree_gen_ic_func_profiler): New function
19346 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19347 (tree_profile_hooks): Added hook for indirec/virtual calls
19348 * value-prof.c (tree_find_values_to_profile): New case for
19350 (tree_values_to_profile): Call for determining indirect/virtual
19352 (tree_indirect_call_to_profile): New function
19353 (tree_ic_transform): New function
19354 (tree_ic): New function
19355 (find_func_by_pid): New function
19356 (init_pid_map): New function
19357 (tree_value_profile_transformations): Added check for
19358 indirect/virtual call transformation
19359 * value-prof.h (enum hist_type): New counter type for
19360 indirect/virtual calls
19361 (profile_hooks): Added new hook for profiling indirect/virtual
19363 * profile.c (instrument_values): New case for indirect/virtual
19365 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19366 (GCOV_COUNTER_V_INDIR): New counter type
19367 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19368 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19370 * cgraph.c: Definition of cgraph_max_pid
19371 (cgraph_create_node): Default init of pid attribute
19372 * cgraph.h: Declaration of cgraph_max_pid
19373 (struct cgraph_node): Added pid attribute
19374 * libgcov.c (__gcov_indirect_call_profiler): New function
19375 (__gcov_one_value_profiler_body): New function
19376 (__gcov_one_value_profiler): Body was moved to
19377 __gcov_one_value_profiler_body and calls it
19379 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19381 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19382 * gengtype.c (write_types_data, write_func_for_structure,
19383 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19384 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19385 (walk_type, write_func_for_structure): Generate the mark_hook if
19388 2007-01-19 Jan Hubicka <jh@suse.cz>
19390 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19391 'early' argument take inlining mode argument specifying whether to
19392 inline for size/speeed or all functions; add support for flattening;
19394 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19396 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19399 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
19400 the name of the declared identifier.
19402 2007-01-19 Dirk Mueller <dmueller@suse.de>
19404 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
19405 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
19406 duplicate evaluation.
19408 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19410 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
19411 Macroize expander using X87MODEF12 mode macro. Extend operand 1
19412 to XFMode, use acosxf2 and truncate result to requested mode.
19413 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19414 (asin<mode>2): Similarly, with asin expanders.
19415 (*fscalexf4_i387): Rename from *fscalexf4.
19416 (expNcorexf3): New expander.
19417 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
19418 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
19419 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
19420 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
19421 patterns for SSE math.
19422 (exp10<mode>2): Similarly, with exp10 expanders.
19423 (exp2<mode>2): Similarly, with exp2 expanders.
19424 (expm1<mode>2): Similarly, with expm1 expanders.
19425 (ldexp<mode>3): Similarly, with ldexp expanders.
19426 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
19427 Use gen_truncxf<mode>2_i387_noop to truncate result.
19429 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19431 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
19432 for ColdFire targets.
19434 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
19435 Richard Sandiford <richard@codesourcery.com>
19437 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
19438 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
19439 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
19440 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
19441 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19442 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19444 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19446 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
19447 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
19448 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
19449 (*adddi_dilshr32_cf): New pattern.
19450 (adddi3, subdi3): Remove first alternatives.
19452 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19454 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
19455 implemented using move.l, do not use its cc result for floating-point
19458 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19460 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
19461 from accepting 's' constraints if flag_pic.
19463 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19465 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
19466 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
19467 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
19468 condition from TARGET_68881 to TARGET_HARD_FLOAT.
19470 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
19472 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
19473 ColdFire alternatives.
19474 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
19475 * config/m68k/m68k.md (clzsi2): Define for ColdFire
19476 architectures that support ff1 instruction.
19478 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19479 Julian Brown <julian@codesourcery.com>
19481 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
19482 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
19483 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
19486 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19488 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
19490 (output_move_const_into_data_reg, output_move_simode_const): Delete.
19491 * config/m68k/m68k.c (const_method, const_int_cost): Take a
19492 HOST_WIDE_INT instead of an rtx.
19493 (m68k_rtx_costs): Update call accordingly.
19494 (output_move_const_into_data_reg): Likewise. Fix formatting.
19495 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
19497 (output_move_simode_const): Update calls after above changes.
19498 Rework to use automatic variables and predicates like MEM_P.
19499 * config/m68k/m68k.md (pushexthisi_const): Update call to
19502 2007-01-19 Dirk Mueller <dmueller@suse.de>
19504 * tree-ssa-alias.c (perform_var_substitution): Fix typo
19505 in dump_flags test.
19507 2007-01-19 Richard Guenther <rguenther@suse.de>
19509 * builtins.c (expand_builtin_cexpi): Fall back to expanding
19510 via cexp in case sincos is not available.
19512 2007-01-19 Richard Guenther <rguenther@suse.de>
19514 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
19515 * defaults.h (TARGET_HAS_SINCOS): Default to off.
19516 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
19517 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
19518 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
19519 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
19520 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
19521 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
19523 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19525 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
19527 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
19528 (atan2xf3): Directly generate RTL pattern.
19529 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
19530 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19531 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19532 disable patterns for SSE math.
19533 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
19534 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19535 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19536 disable patterns for SSE math.
19538 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
19540 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
19542 2007-01-18 Roger Sayle <roger@eyesopen.com>
19544 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
19545 VIEW_CONVERT_EXPR to the same type as it's operand.
19547 2007-01-18 David Edelsohn <edelsohn@gnu.org>
19549 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
19550 configured for long double 128.
19552 2007-01-18 Mike Stump <mrs@apple.com>
19554 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
19557 2007-01-18 Michael Meissner <michael.meissner@amd.com>
19559 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
19562 2007-01-18 Jan Hubicka <jh@suse.cz>
19564 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
19565 greater than NUM_VOP_FREE_BUCKETS.
19567 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
19569 * tree-ssa-structalias.c: Update comments.
19570 (ptabitmap_obstack): Removed.
19571 (pta_obstack): New.
19572 (oldpta_obstack): Ditto.
19573 (stats): Add a few members.
19574 (struct variable_info): Remove node, complex, address_taken, and
19575 indirect_target members. Add oldsolution member.
19576 (new_var_info): Do not initialize removed members.
19577 (constraint_expr_type): Remove INCLUDES.
19578 (constraint_graph): Add size, implicit_preds, rep,
19579 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
19580 (FIRST_REF_NODE): New macro.
19581 (LAST_REF_NODE): Ditto.
19582 (FIRST_ADDR_NODE): Ditto.
19583 (find): New function.
19585 (dump_constraint): Do not handle INCLUDES.
19586 (insert_into_complex): Do not insert duplicate constraints.
19587 (condense_varmap_nodes): Renamed and rewritten into ...
19588 (merge_node_constraints): This. Also fix bug in handling of
19589 offseted copy constraints.
19590 (clear_edges_for_node): No longer need to deal with preds at all,
19591 or removing associated preds/succs.
19592 (merge_graph_nodes): Deal with indirect_cycles.
19593 Don't deal with predecessors.
19594 (add_implicit_graph_edge): New function.
19595 (add_pred_graph_edge): Ditto.
19596 (add_graph_edge): Don't deal with predecessors.
19597 (build_constraint_graph): Removed.
19598 (build_pred_graph): New function.
19599 (build_succ_graph): Ditto.
19600 (struct scc_info): Removed in_component. Added roots, dfs, and
19601 node_mapping. Remove visited_index, unification_queue.
19602 (scc_visit): Deal with union-find we do now.
19603 Deal with cycles with REF nodes.
19604 (collapse_nodes): Renamed and rewritten to ...
19605 (unify_nodes): This.
19606 (process_unification_queue): Removed.
19607 (topo_visit): Cleanup
19608 (do_da_constraint): Use find.
19609 (do_sd_constraint): Ditto.
19610 (do_ds_constraint): Ditto.
19611 (do_complex_constraint): Ditto.
19612 (init_scc_info): Update for removed and added members.
19613 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
19614 (find_indirect_cycles): This.
19615 (equivalence_class): New variable.
19616 (label_visit): New function.
19617 (perform_variable_substitution): Rewritten.
19618 (free_var_substitution_info): New function.
19619 (find_equivalent_node): Ditto.
19620 (move_complex_constraints): Ditto.
19621 (eliminate_indirect_cycles): Ditto.
19622 (solve_graph): Only propagate changed bits.
19623 Use indirect cycle elimination.
19625 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
19626 (tree_id_eq): Renamed to ...
19627 (tree_vi_eq): This. Update for member change
19628 (insert_id_for_tree): Renamed and rewritten to ...
19629 (insert_vi_for_tree): This.
19630 (lookup_id_for_tree): Renamed and rewritten to ...
19631 (lookup_vi_for_tree): This.
19632 (get_id_for_tree): Renamed and rewritten to ...
19633 (get_vi_for_tree): Ditto.
19634 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
19635 (process_constraint): Don't handle INCLUDES.
19636 Remove special ADDRESSOF case.
19637 (find_func_aliases): Rewrite to use vi functions instead of id
19639 (create_function_info_for): Ditto.
19640 (create_variable_info_for): Ditto.
19641 (intra_create_variable_infos): Ditto.
19642 (merge_smts_into): Ditto.
19643 (find_what_p_points_to): Ditto.
19644 (init_base_vars): Ditto.
19645 (init_alias_vars): Ditto.
19646 (remove_preds_and_fake_succs): New function.
19647 (dump_sa_points_to_info): Dump new stats.
19648 (dump_solution_for_var): Use find.
19649 (set_used_smts): Fix formatting.
19650 (compute_points_to_sets): Updated for new functions.
19651 (ipa_pta_execute): Ditto.
19653 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19654 Richard Sandiford <richard@codesourcery.com>
19656 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
19658 * calls.c (expand_call): If the return value is a PARALLEL,
19659 extract its first member.
19660 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
19661 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19662 use FUNCTION_EXTRA_EPILOGUE.
19663 (m68k_function_value): Return a PARALLEL if the return value
19664 is of a pointer type.
19665 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
19666 (FUNCTION_EXTRA_EPILOGUE): Remove.
19667 * config/m68k/m68k.md (D0_REG): New constant.
19669 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19671 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19672 output a NOP for empty epilogues.
19674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19676 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
19677 before function. Extend register save check to include all
19678 registers, not just integer ones.
19680 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19682 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
19683 (m68k_use_return_insn): ...this.
19684 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
19685 * config/m68k/m68k.c (use_return_insn): Rename to...
19686 (m68k_use_return_insn): ...this.
19687 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
19688 of USE_RETURN_INSN.
19690 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19692 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
19693 nearest even, fix denormal rounding overflow.
19695 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19697 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
19698 f%$smove and f%$move.
19699 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
19700 (extendsfdf2_cf): Use fdmove instead of f%&move.
19701 (truncdfsf2_cf): Use fsmove instead of f%$smove.
19702 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
19704 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19706 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
19709 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19711 * real.h (real_format): Add a canonical_nan_lsbs_set field.
19712 (coldfire_single_format): Declare.
19713 (coldfire_double_format): Likewise.
19714 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
19715 of qnan_msb_set to determine the lower bits of a canonical
19717 (encode_ieee_double): Likewise.
19718 (encode_ieee_quad): Likewise.
19719 (ieee_single_format): Initialize canonical_nan_lsbs_set.
19720 (mips_single_format): Likewise.
19721 (ieee_double_format): Likewise.
19722 (mips_double_format): Likewise.
19723 (ieee_extended_motorola_format): Likewise.
19724 (ieee_extended_intel_96_format): Likewise.
19725 (ieee_extended_intel_128_format): Likewise.
19726 (ieee_extended_intel_96_round_53_format): Likewise.
19727 (ibm_extended_format): Likewise.
19728 (mips_extended_format): Likewise.
19729 (ieee_quad_format): Likewise.
19730 (mips_quad_format): Likewise.
19731 (vax_f_format): Likewise.
19732 (vax_d_format): Likewise.
19733 (vax_g_format): Likewise.
19734 (i370_single_format): Likewise.
19735 (i370_double_format): Likewise.
19736 (decimal_single_format): Likewise.
19737 (decimal_double_format): Likewise.
19738 (decimal_quad_format): Likewise.
19739 (c4x_single_format): Likewise.
19740 (c4x_extended_format): Likewise.
19741 (real_internal_format): Likewise.
19742 (coldfire_single_format): New real_format.
19743 (coldfire_double_format): Likewise.
19744 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
19745 canonical_nan_lsbs_set.
19746 (pdp11_d_format): Likewise.
19747 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
19748 if TARGET_COLDFIRE_CPU.
19750 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19752 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
19753 (output_call, m68k_legitimize_call_address): Declare.
19754 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
19755 parenthesees. Add support for a 'W' constraint.
19756 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
19757 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
19758 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
19759 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
19761 (override_options): Initialize them. Do not set flag_no_function_cse
19762 for TARGET_ID_SHARED_LIBRARY.
19763 (m68k_output_pic_call): Delete.
19764 (m68k_legitimize_call_address): New function.
19765 (print_operand): Remove the %o prefix. Handle the %p prefix.
19766 (output_call): New function.
19767 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
19768 target address from the GOT if symbolic jumps are not allowed.
19769 * config/m68k/m68k.md (call, general_operand): Do not set
19770 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
19771 Merge separate flag_pic and !flag_pic define_insns into...
19772 (*call, *call_value): ...these new patterns. Match the address
19773 rather than the containing MEM and require it to be a call_operand.
19774 Use output_call to generate the asm template.
19775 * config/m68k/predicates.md (const_call_operand): New predicate.
19776 (call_operand): Likewise.
19778 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19780 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
19781 (STACK_GROWS_DOWNWARD): Define to 1.
19782 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
19783 comments, emphasizing that these values are only defaults.
19784 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
19785 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
19787 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19789 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
19791 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19792 Richard Sandiford <richard@codesourcery.com>
19794 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
19795 (FP_REGNO_P): New macros.
19796 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
19797 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
19798 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
19799 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
19801 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19803 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19804 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
19806 * config/m68k/t-floatlib: New file, extracting common code from...
19807 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
19808 * config/m68k/t-uclinux: Here.
19809 * config/m68k/fpgnulib.c: Do not compile extendeed precision
19810 routines on ColdFire targets.
19812 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19814 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19815 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19816 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19817 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19818 explicitly set MOTOROLA to 1.
19819 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19821 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19822 Nathan Sidwell <nathan@codesourcery.com>
19824 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19825 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19826 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19827 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19828 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19829 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19830 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19831 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19832 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19833 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19834 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19835 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19836 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19837 (DBX_REGISTER_NUMBER): Delete.
19838 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19839 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19840 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19842 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19844 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19845 * config/flat.h: New file.
19846 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19847 OBJECT_FORMAT_FLAT.
19848 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19849 indirect references for -msep-data or -mid-shared-library.
19850 Do not use PC-relative code addresses either.
19851 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19853 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19854 for shared libraries and crt1.o for executables. Use crti.o and
19856 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19857 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19858 Do not add -elf2flt or -shared-lib-id options here.
19859 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19860 Pass -shared-lib-id if -mid-shared-library, taking the library
19861 identifier from -mshared-library-id if given, otherwise
19863 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19864 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19865 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19866 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19867 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19868 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19870 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19871 jump sequence for ISA A and ISA A+.
19872 (PICJUMP): Likewise.
19874 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19876 * config.gcc (m68k-*-uclinux*): Base the port on the common
19877 and m68k GNU/Linux files rather than on the generic ELF ones.
19878 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19879 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19881 2007-01-18 Julian Brown <julian@codesourcery.com>
19882 Richard Sandiford <richard@codesourcery.com>
19884 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19885 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19886 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
19888 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
19889 80 unconditionally.
19890 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19894 * doc/install.texi: Document m68k-uclinuxoldabi.
19895 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
19896 * config/m68k/uclinux-oldabi.h: New file, copied from
19897 config/m68k/uclinux.h.
19899 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
19901 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
19902 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
19903 (m32r_compute_frame_size): Use unsigned for regno.
19904 (m32r_reload_lr): Use gen_frame_mem.
19906 (m32r_output_function_epilogue): Don't output the function epilogue
19908 (m32r_expand_epilogue): New.
19909 (direct_return): Return false if the function has the interrupt
19911 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
19912 * config/m32r/m32r.md (epilogue): New expander.
19913 (return_lr, return_rte): New insns.
19914 (return): Make it expander.
19915 (return_normal): New expander.
19917 2007-01-18 Josh Conner <jconner@apple.com>
19920 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
19921 support for UNLE, UNLT, UNGE, and UNGT.
19923 2007-01-18 Jan Hubicka <jh@suse.cz>
19925 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
19926 * tree-tailcall (add_virtual_phis): Likewise.
19927 (optimize_tail_call): Return TODOs.
19928 (execute_tail_calls): Return TODOs.
19929 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
19930 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
19932 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19933 Cleanup cfg using TODO.
19934 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
19935 * passes.c (execute_function_todo): When cleanup did something, remove
19937 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
19938 (make_edges): Don't cleanup_cfg.
19940 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
19942 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
19943 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
19944 operate on the top of stack.
19945 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
19946 register handling of instructions that output to the second
19948 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
19949 (move_for_stack_reg): Special-case check for dead destination
19950 stack slot for constant load of 1.0 inside UNSPEC_TAN.
19952 * config/i386/i386.md (UNSPEC_TAN): New constant.
19953 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
19954 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
19955 to correctly model move of constant 1.0 to top stack slot.
19956 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
19957 (unnamed peephole2 pattern): Remove corresponding peephole2
19958 pattern that optimizes tan insn and loading of constant 1.0.
19959 (tanxf2): Use fptanxf4_i387.
19960 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
19961 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
19962 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19963 disable patterns for SSE math.
19964 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
19965 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
19967 2007-01-18 Dirk Mueller <dmueller@suse.de>
19968 Richard Guenther <rguenther@suse.de>
19971 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
19972 * common.opt (Warray-bounds): Add new warning option.
19973 * c-opts.c (c_common_handle_option): Define -Warray-bounds
19975 * Makefile.in: make tree-vrp.o depend on toplev.h
19976 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
19978 (check_array_refs, check_array_bounds, check_array_ref): New.
19980 2007-01-18 Jan Hubicka <jh@suse.cz>
19982 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
19983 (execute_ssa_ccp): Return flags conditionally.
19984 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
19986 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
19988 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
19990 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
19991 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
19993 * Makefile.c (GTFILES): Add cfglayout.h.
19994 * gengtype.c (open_base_files): Likewise.
19995 * cfglayout.c (cfg_layout_function_footer,
19996 cfg_layout_function_header) Reindent to make gengtype happy.
19997 * cfglayout.h (cfg_layout_function_footer,
19998 cfg_layout_function_header): Add GTY(()) marker.
20000 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
20002 2007-01-18 Ben Elliston <bje@au.ibm.com>
20004 * genautomata.c (write_automata): Include xstrerror output in the
20005 error message if writing the DFA description file fails.
20007 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
20009 * config/mips/mips-protos.h (mips_output_external): Make it
20011 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
20012 * config/mips/mips.c (irix_output_external_libcall): Likewise.
20013 (extern_list): Likewise.
20014 (extern_head): Likewise.
20015 (TARGET_ASM_FILE_END): Likewise.
20016 (mips_file_end): Likewise.
20017 (mips_output_external): Rewritten.
20019 2007-01-18 Ben Elliston <bje@au.ibm.com>
20021 * genpreds.c (write_insn_preds_c): Only write out the function
20022 body for regclass_for_constraint if we have register constraints.
20024 2007-01-17 Tom Tromey <tromey@redhat.com>
20026 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
20027 * doc/install.texi (Testing): Use sourceware.org.
20028 (Binaries): Likewise.
20029 (Specific): Likewise.
20030 * doc/contrib.texi (Contributors): Use sourceware.org.
20032 2007-01-17 Anatoly Sokolov <aesok@post.ru>
20034 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
20035 (AVR_ENHANCED): Rename to ...
20036 (AVR_HAVE_MUL): ... new.
20037 (avr_enhanced_p): Rename to ...
20038 (avr_have_mul_p): ... new.
20039 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
20040 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
20041 * config/avr/avr.c (avr_enhanced_p): Rename to ...
20042 (avr_have_mul_p): ... new.
20043 (base_arch_s): Rename 'enhanced' to 'have_mul'.
20044 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
20045 'avr_enhanced_p' and 'enhanced'.
20046 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
20047 AVR_HAVE_MUL instead of AVR_ENHANCED.
20048 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20049 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
20050 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
20051 instead of AVR_ENHANCED.
20052 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20053 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
20054 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
20056 2007-01-17 Ian Lance Taylor <iant@google.com>
20058 * vec.h (VEC_reserve_exact): Define.
20059 (vec_gc_p_reserve_exact): Declare.
20060 (vec_gc_o_reserve_exact): Declare.
20061 (vec_heap_p_reserve_exact): Declare.
20062 (vec_heap_o_reserve_exact): Declare.
20063 (VEC_OP (T,A,reserve_exact)): New static inline function, three
20065 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
20066 negative parameter.
20067 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
20068 (VEC_OP (T,A,copy)) [all versions]: Likewise.
20069 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
20070 * vec.c (calculate_allocation): Add exact parameter. Change all
20072 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
20073 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
20074 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
20075 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
20076 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
20077 (vec_heap_p_reserve_exact): New function.
20078 (vec_heap_o_reserve_exact): New function.
20080 2007-01-17 Jan Hubicka <jh@suse.cz>
20082 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
20084 2007-01-17 Eric Christopher <echristo@apple.com>
20086 * config.gcc: Support core2 processor.
20088 2007-01-16 Jan Hubicka <jh@suse.cz>
20090 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
20091 the names, just unlink the chain so we don't crash on dangling
20095 2007-01-16 Jan Hubicka <jh@suse.cz>
20097 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
20098 * tree-pass.h: Reorder to make IPA passes appear toegher.
20099 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
20101 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
20102 parameters, do not call early inliner.
20103 * ipa-inline.c: Update comments. Include tree-flow.h
20104 (cgraph_decide_inlining): Do not compute inlining parameters.
20105 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
20106 be called with function context set up.
20107 (pass_ipa_inline): Remove unreachable functions before pass.
20108 (cgraph_early_inlining): Simplify assuming to be called from the
20110 (pass_early_inline): New pass.
20111 (cgraph_gate_ipa_early_inlining): New gate.
20112 (pass_ipa_early_inline): Turn into simple wrapper.
20113 (compute_inline_parameters): New function.
20114 (gate_inline_passes): New gate.
20115 (pass_inline_parameters): New pass.
20116 (apply_inline): Move here from tree-optimize.c
20117 (pass_apply_inline): New pass.
20118 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
20120 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
20121 doing them by hand.
20122 (tree_function_versioning): Do not allocate dummy struct function.
20123 * tree-inline.h (optimize_inline_calls): Update prototype.
20124 * tree-optimize.c (execute_fixup_cfg): Export.
20125 (pass_fixup_cfg): Remove
20126 (tree_rest_of_compilation): Do not apply inlines.
20127 * tree-flow.h (execute_fixup_cfg): Declare.
20128 * Makefile.in (gt-passes.c): New.
20129 * passes.c: Include gt-passes.h
20130 (init_optimization_passes): New passes.
20131 (nnodes, order): New static vars.
20132 (do_per_function_toporder): New function.
20133 (execute_one_pass): Dump current pass here.
20134 (execute_ipa_pass_list): Don't dump current pass here.
20136 2007-01-16 Janis Johnson <janis187@us.ibm.com>
20138 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
20139 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
20141 2007-01-16 David Edelsohn <edelsohn@gnu.org>
20143 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
20144 (strong_alias): Define.
20145 (__gcc_qmul): Provide non-FMA for soft-float.
20146 (__gcc_qdiv): Same.
20151 (__gcc_qunord): New.
20161 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
20162 soft-float functions.
20163 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
20164 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
20165 about long double soft float.
20167 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
20168 Tehila Meyzels <tehila@il.ibm.com>
20170 * tree-vectorizer.h (is_pattern_stmt_p): New.
20171 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
20172 formatting (tabs instead of spaces). Cleanup and clarify setting
20173 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
20174 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
20175 (vectorizable_type_demotion): Check that types are integral.
20176 (vectorizable_type_promotion): Likewise.
20177 (vectorizable_store): Fix typo. Eliminate new-line at end of
20180 2007-01-16 Jan Hubicka <jh@suse.cz>
20182 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
20185 2007-01-15 Eric Christopher <echristo@apple.com>
20187 * ifcvt.c: Include vec.h, vecprim.h.
20188 (check_cond_move_block): New argument regs.
20189 Reorganize. Add registers used to regs.
20190 (cond_move_process_if_block): Use regs set above as
20193 2007-01-15 Eric Christopher <echristo@apple.com>
20195 * config/darwin.h: Update copyright.
20196 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
20197 (LINK_COMMAND_SPEC): Add -u.
20198 (LINK_SPEC): Fix umbrella for above.
20200 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
20202 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
20205 2007-01-15 Tom Tromey <tromey@redhat.com>
20207 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
20208 * doc/install.texi (Testing): Don't mention jacks.
20209 (Configuration): Document --enable-java-maintainer-mode. Move
20210 --with-java-home to libgcj-specific section. Document
20212 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
20214 2007-01-15 Jan Hubicka <jh@suse.cz>
20216 * tree-ssa-dce.c (DCE_TODOs): New.
20217 (propagate_necessity): Return if something changed.
20218 (eliminate_unnecessary_stmts): Likewise.
20219 (perform_tree_ssa_dce): Return TODO flags when needed.
20220 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
20222 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
20224 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
20225 (fyl2x_extend<mode>xf3_i387): New insn pattern.
20226 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
20227 patterns using X87MODEF12 mode macro. Extend operand 1
20228 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20229 (log10<mode>2): Ditto.
20230 (log2<mode>2): Ditto.
20231 (log1p<mode>2): Ditto.
20232 (logb<mode>2): Ditto.
20233 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
20234 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
20235 (*fxtractxf3_i387): Rename from *fxtractxf3.
20236 (fxtract_extend<mode>xf3_i387): New insn pattern.
20237 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
20238 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
20239 and gen_fyl2xxf3_i387().
20241 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
20243 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
20244 * cfgloopmanip.c (fix_loop_placement): Made static. Use
20245 get_loop_exit_edges. Changed return type to bool.
20246 * cfgloop.h (fix_loop_placement): Declaration removed.
20248 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
20250 * param.h (MIN_VECT_LOOP_BOUND): New.
20251 * params.def (MIN_VECT_LOOP_BOUND): New.
20252 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
20253 argument - minimum threshold for number of iterations.
20254 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
20255 argument to declaration.
20256 * tree-vect-analyze.c (vect_analyze_operations): Check value of
20257 MIN_VECT_LOOP_BOUND.
20258 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
20259 slpeel_tree_peel_loop_to_edge with additional argument.
20260 (vect_do_peeling_for_alignment): Likewise.
20261 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
20263 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
20266 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
20267 operands of size 1.
20269 2007-01-14 Jan Hubicka <jh@suse.cz>
20271 * tree-dfa.c (remove_referenced_var): New function.
20272 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
20273 prune referenced vars list too.
20274 * tree-flow.h (remove_referenced_var): Declare.
20276 2007-01-14 Jan Hubicka <jh@suse.cz>
20278 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
20280 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
20281 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
20282 * except.h (verify_eh_throw_table_statements): Kill prototype.
20283 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
20284 into call exrepssions.
20285 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
20287 * tree-cfg.c: Include pointer-set.h.
20288 (verify_node_sharing): Work on pointer set.
20289 (verify_eh_throw_stmt_node): New.
20290 (verify_stmts): Use pointers sets, verify throw_stmt.
20292 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
20294 * ipa-reference.c (analyze_function): Consider also addresses taken
20297 2007-01-12 Roger Sayle <roger@eyesopen.com>
20299 * c-typeck.c (null_pointer_constant_p): Replace use of
20300 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20301 (build_c_cast): Likewise.
20303 2007-01-12 Roger Sayle <roger@eyesopen.com>
20305 * tree.h (force_fit_type_double): Remove unused final argument.
20306 * c-common.c (constant_expression_warning): Replace use of
20307 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20308 (convert_and_check): Likewise.
20309 (shorten_compare): Update call to force_fit_type_double.
20310 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20311 * convert.c (convert_to_pointer): Update call to
20312 force_fit_type_double.
20313 * fold-const.c (force_fit_type_double): Remove overflowed_const
20315 (int_const_binop, fold_convert_const_int_from_int,
20316 fold_convert_const_int_from_real, fold_div_compare,
20317 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20318 fold_abs_const, fold_not_const): Remove the final argument from
20319 calls to force_fit_type_double.
20321 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20323 * configure.ac: Set insn to "nop" for spu-*-* also.
20324 * configure: Regenerate.
20326 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20328 * builtins.def : Add BUILT_IN_FREE.
20330 2007-01-12 Jan Hubicka <jh@suse.cz>
20332 PR tree-optimization/30443
20333 * tree-inline.c (tree_function_versioning): Do not optimize when
20334 cloning for inlining.
20336 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20338 * doc/loop.texi: Document recording of loop exits.
20339 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20340 (update_single_exits_after_duplication,
20341 update_single_exit_for_duplicated_loop,
20342 update_single_exit_for_duplicated_loops): Removed.
20343 (duplicate_loop_to_header_edge): Do not call
20344 update_single_exits_after_duplication and
20345 update_single_exit_for_duplicated_loops.
20346 (loop_version): Do not update single_exit information.
20347 (fix_loop_structure): Use record_loop_exits instead of
20348 mark_single_exit_loops.
20349 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20350 the lists of loop exits.
20351 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20352 split_edge, merge_blocks): Update the lists of loop exits.
20353 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20354 loop_optimizer_init.
20355 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20356 of mark_single_exit_loops.
20357 (loop_optimizer_finalize): Call release_recorded_exits.
20358 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20359 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20360 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20361 update single exit information.
20362 * lambda-code.c (perfect_nestify): Ditto.
20363 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20364 (mark_single_exit_loops): Removed.
20365 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20366 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20367 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20369 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20370 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20371 (verify_loop_structure): Verify consistency of the exit lists.
20372 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20373 (set_single_exit): Removed.
20374 * cfgloop.h (struct loop_exit): New function.
20375 (struct loop): single_exit_ field replaced by exits field.
20376 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20377 LOOPS_HAVE_RECORDED_EXITS.
20378 (struct loops): Added exits hash.
20379 (mark_single_exit_loops, set_single_exit): Declaration removed.
20380 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20382 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20384 * doc/invoke.texi: Avoid use of @headitem.
20386 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20388 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20390 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20392 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20395 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20396 Richard Sandiford <richard@codesourcery.com>
20398 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
20399 * config/m68k/m68k.opt: Resort options.
20400 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
20402 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20403 Richard Sandiford <richard@codesourcery.com>
20405 * doc/invoke.texi: Document the macros that are defined by
20406 m68k's -mtune and -mhard-float options.
20407 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
20408 (m68k_cpp_cpu_family): Likewise.
20409 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
20410 of __ucfv*__ macros. Define __mcffpu__ if generating code for
20411 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
20412 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
20413 (m68k_cpp_cpu_family): Likewise.
20415 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20417 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
20418 macros besides mc68000 as tuning macros. Use a switch statement
20419 to set them and mcpu32.
20421 2007-01-12 Julian Brown <julian@codesourcery.com>
20423 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
20424 (TARGET_68040_ONLY): Rename to...
20425 (TARGET_68040): ...this.
20426 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
20427 * config/m68k/m68k.md: Likewise.
20429 2007-01-12 Julian Brown <julian@codesourcery.com>
20430 Nathan Sidwell <nathan@codesourcery.com>
20431 Richard Sandiford <richard@codesourcery.com>
20433 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
20434 the -mcpu= argument associated with the --with-cpu setting.
20435 Define M68K_DEFAULT_TUNE to the default -mtune= option,
20436 if different from the one implied by the -mcpu setting.
20437 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
20438 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
20439 * doc/invoke.texi: Mention ColdFire in the introduction to the
20440 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
20441 -mno-div and -mhard-float options. Make -m68881 a synonym for
20442 -mhard-float. Document the previously-undocumented -m5206e,
20443 -m528x, -m5307 and -m5407 options. Tweak the existing option
20444 documentation for consistency.
20445 * doc/install.texi: Mention new --with-cpu arguments.
20446 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
20447 default CPU if neither -mcpu nor -march are specified.
20448 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
20449 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
20450 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
20451 using m68k_tune to decide between families that implement the
20452 same ISA. Use m68k_tune to set __mcfv4e__.
20453 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
20454 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
20455 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
20456 (FL_ISA_C, FL_ISA_MMU): New macros.
20457 (MASK_COLDFIRE): Delete.
20458 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
20459 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
20460 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
20461 (TARGET_HARD_FLOAT): Do not define here.
20462 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
20463 (TUNE_68000): New macro.
20464 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
20465 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
20466 (TUNE_CFV2): Redefine in terms of m68k_tune.
20467 (uarch_type, target_device, fpu_type): New enums.
20468 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
20469 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
20470 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
20471 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
20472 (FL_FOR_isa_c): New macros.
20473 (m68k_isa): New enum.
20474 (m68k_target_selection): New structure.
20475 (all_devices, all_isas, all_microarchs): New tables.
20476 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
20477 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
20478 (MASK_ALL_CPU_BITS): Delete.
20479 (m68k_find_selection): New function.
20480 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
20481 Map the legacy target options to a combination of the new ones.
20482 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
20483 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
20484 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
20486 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
20487 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
20489 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
20490 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
20491 * config/m68k/m68k-devices.def: New file.
20493 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20494 Nathan Sidwell <nathan@codesourcery.com>
20496 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
20497 (SUBTARGET_EXTRA_SPECS): New macros.
20498 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
20499 use %(asm_cpu_spec) instead.
20500 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
20501 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
20502 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
20503 (EXTRA_SPECS): Rename to...
20504 (SUBTARGET_EXTRA_SPECS): ...this.
20506 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20507 Richard Sandiford <richard@codesourcery.com>
20508 Julian Brown <julian@codesourcery.com>
20510 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20511 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
20512 to the configuration's default CPU.
20513 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
20514 Remove default masks.
20515 (m680[012]0-*-*): Set the default with_cpu to the first part of
20517 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
20518 (m68k*-*-linux): Extend the --with-cpu handling to...
20519 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
20520 and m68010. Don't set target_cpu_default2.
20521 * doc/install.texi: Document --with-cpu for m68k.
20522 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
20523 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
20524 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20525 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
20526 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
20527 (ASM_SPEC): Remove use of %(asm_cpu_default).
20528 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
20529 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
20530 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
20531 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
20532 __HAVE_FPU__ if TARGET_HARD_FLOAT.
20533 (TARGET_DEFAULT): Delete.
20534 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
20535 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
20536 (CPP_CPU_SPEC): Delete.
20537 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
20538 the appropriate string.
20539 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
20540 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
20541 (ASM_SPEC): Don't use %(asm_default_spec).
20542 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
20543 TARGET_DEFAULT and add MASK_68881.
20544 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
20546 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20548 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
20549 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
20550 MASK_68010 alongside MASK_68020.
20551 * doc/invoke.texi: Document -m68010.
20552 * config/m68k/m68k.opt (m68010): New.
20553 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
20555 (TUNE_68010): New macro.
20556 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
20557 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
20558 (M68K_CPU_m68332): Add MASK_68010.
20559 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
20560 fallback definition.
20561 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
20563 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
20564 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20565 to all entries that use MASK_68020.
20566 (output_move_simode_const, output_move_himode, output_move_qimode)
20567 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
20568 instead of TARGET_68020 to select clr behavior. Remove comment
20569 about there being no TARGET_68010.
20570 * config/m68k/m68k.md: Likewise throughout.
20572 2007-01-12 Julian Brown <julian@codesourcery.com>
20574 * config/m68k/m68k.h (TARGET_ISAB): New macro.
20575 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
20576 * config/m68k/m68k.md: Likewise.
20578 2007-01-12 Julian Brown <julian@codesourcery.com>
20580 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
20581 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
20583 2007-01-12 Julian Brown <julian@codesourcery.com>
20585 * config/m68k/m68k.h (TUNE_68040_60): New macro.
20586 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
20587 * config/m68k/m68k.md: Likewise.
20589 2007-01-12 Julian Brown <julian@codesourcery.com>
20590 Richard Sandiford <richard@codesourcery.com>
20592 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
20593 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
20594 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
20596 (TARGET_CPU32): Rename to...
20597 (TUNE_CPU32): ...this.
20598 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
20599 (TUNE_CFV2): New macros.
20600 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
20601 remove conditions that are implied by TARGET_68020.
20602 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
20603 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
20604 (m68k_output_function_epilogue): Likewise.
20605 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
20606 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
20607 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20608 non-68000 timings. Refactor multiplication and division costs.
20609 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
20610 TUNE_CPU32 instead of TARGET_CPU32.
20611 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
20612 and TUNE_68060 instead of TARGET_68060.
20613 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
20614 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
20616 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
20617 && !TARGET_COLDFIRE" to choose between moveq and clr.
20618 Likewise in the unnamed movsf pattern.
20619 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
20620 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
20623 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20625 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
20626 of tabbing before backslashes.
20628 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20630 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
20631 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
20632 (ASM_OUTPUT_INTERNAL_LABEL): Define.
20634 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20636 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
20637 find_interesting_uses_cond.
20638 (find_interesting_uses_cond): Use extract_cond_operands.
20639 (rewrite_use_compare): Use extract_cond_operands and
20640 force_gimple_operand_bsi. Do not call update_stmt.
20641 (determine_use_iv_cost_condition): Use extract_cond_operands.
20642 Return cheaper of using original bound and changing the exit bound.
20644 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20646 PR tree-optimization/29516
20647 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
20648 most_expensive_mult_to_index, addr_to_parts,
20649 create_mem_ref, maybe_fold_tmr): Make the type of
20650 fields of TARGET_MEM_REF sizetype.
20651 (move_fixed_address_to_symbol, move_pointer_to_base):
20653 * tree.def (TARGET_MEM_REF): Add comment on types of
20656 2007-01-11 Joseph Myers <joseph@codesourcery.com>
20658 * c-common.c (vector_types_convertible_p): Treat opaque types as
20659 always convertible if they have the same size, but not otherwise.
20661 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
20663 * ifcvt.c (struct noce_if_info): Add comments to the fields.
20664 Remove the b_unconditional field.
20665 (noce_try_sign_mask): Do not look at b_unconditional.
20666 (noce_process_if_block): Do not use merge_if_blocks. Update
20667 the CFG here. Do not set b_unconditional.
20668 (cond_move_process_if_block): Likewise.
20669 (find_cond_trap): Likewise.
20670 (check_cond_move_block): Require simple jump insns at the end
20671 of the basic block.
20673 2007-01-11 Jan Hubicka <jh@suse.cz>
20675 PR tree-optimization/1046
20676 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
20677 when alias info is not ready.
20678 (pass_tail_recursion): Do not require aliasing.
20679 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20680 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
20681 * tree-ssa-copy.c (pass_copy_prop): Likewise.
20682 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20683 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
20684 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
20685 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
20687 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
20688 When aliasing is not build, mark statement as volatile.
20690 2007-01-11 Tom Tromey <tromey@redhat.com>
20692 PR preprocessor/15185, PR preprocessor/20989:
20693 * doc/cppopts.texi <-MT>: Update description of algorithm for
20694 computing default target.
20695 <-M, -MD>: Reword "basename" text.
20697 2007-01-11 Roger Sayle <roger@eyesopen.com>
20699 * builtins.c (expand_builtin_pow, expand_builtin_powi,
20700 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
20701 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
20702 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
20703 fold_builtin_bswap, real_constp, fold_builtin_pow,
20704 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
20705 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
20706 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20707 * convert.c (convert_to_pointer): Likewise.
20708 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
20709 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
20710 const_binop, fold_convert_const_int_from_int,
20711 fold_convert_const_int_from_real,
20712 fold_convert_const_real_from_real, sign_bit_p,
20713 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
20714 fold_sign_changed_comparison, fold_unary, fold_comparison,
20715 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
20716 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
20717 * print-tree.c (print_node_brief, print_node): Likewise.
20718 * stor-layout.c (place_field, layout_type): Likewise.
20719 * tree-chrec.c (keep_cast): Likewise.
20720 * tree.c (build_vector, build_real, build_real_from_int_cst,
20721 build_complex): Likewise.
20723 2007-01-11 Roger Sayle <roger@eyesopen.com>
20725 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
20726 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
20728 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
20730 * configure.ac (strict1_warn): Rename to strict_warn.
20731 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
20732 cc_set_by_configure, quoted_cc_set_by_configure,
20733 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
20734 all_boot_languages, all_stagestuff): Remove.
20735 (target_list): Remove bootstrap targets.
20736 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
20737 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
20738 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
20739 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
20740 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
20741 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
20742 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
20743 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
20744 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
20745 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
20746 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
20747 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
20748 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
20749 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
20750 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
20751 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
20752 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
20753 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
20754 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
20755 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
20756 (mostlyclean): Adjust.
20757 (clean, distclean): Don't mention bootstrap stuff.
20758 * configure: Regenerate.
20759 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
20760 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
20761 treelang/config-lang.in (stagestuff): Remove.
20762 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
20763 stageprofile, stagefeedback, stagestuff): Remove mention.
20765 2007-01-11 Nick Clifton <nickc@redhat.com>
20767 * config/mcore/predicates.md (mcore_general_movesrc_operand):
20769 (mcore_general_movdst_operand): Do not accept CONST_INTs.
20770 (mcore_arith_K_S_operand): Run the test for the S constraint not
20771 the test for the M constraint.
20772 (mcore_addsub_operand): Do not accept integer values that are
20773 larger than 32 bits.
20774 * config/mcore/mcore.md: Remove unused constraints from split.
20775 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
20776 (addsi3): Likewise.
20777 (allocate_stack): Likewise.
20778 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
20779 operands to 32 bits.
20780 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
20782 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
20783 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
20784 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
20785 mcore_output_bclri, mcore_output_andn, output_inline_const,
20786 mcore_output_move, mcore_output_movedouble): Likewise.
20787 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
20788 (output_inline_const): Likewise.
20789 (output_inline_const): Fix format strings used in sprintf
20791 * config/mcore/mcore-protos.h: Update prototypes for changed
20792 functions in mcore.c.
20793 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
20794 HOST_WIDE_INT and not int.
20795 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
20796 CONST_OK_FOR_N): Likewise.
20797 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
20798 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
20801 2007-01-10 Jan Hubicka <jh@suse.cz>
20803 * tree-vrp.c (remove_range_assertions): Release defs.
20804 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
20805 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
20807 2007-01-10 Paul Brook <paul@codesourcery.com>
20809 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
20810 * config/arm/arm.md (mulsi3subsi): New insn.
20812 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
20814 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
20815 (tree_transform_and_unroll_loop): New.
20816 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20819 2007-01-10 Robert Kennedy <jimbob@google.com>
20821 * fold-const.c (fold_comparison): Fold comparisons like (x *
20822 1000 < 0) to (x < 0).
20824 2007-01-10 Ian Lance Taylor <iant@google.com>
20826 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20827 operands have the same priority.
20829 2007-01-10 Tom Tromey <tromey@redhat.com>
20831 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20832 (fold_binary): Likewise.
20833 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20834 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20835 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20836 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20837 * langhooks.h (struct lang_hooks): Removed field
20838 'can_use_bit_fields_p'.
20840 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20842 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20844 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20846 * function.c (get_last_funcdef_no): New function.
20847 * function.h (get_last_funcdef_no): Declare.
20848 * tree-inline.c (initialize_cfun): Add initialization.
20849 (tree_function_versioning): Cleanup.
20851 2007-01-10 Jan Hubicka <jh@suse.cz>
20853 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20856 2007-01-10 Sa Liu <saliu@de.ibm.com>
20857 Ben Elliston <bje@au.ibm.com>
20859 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20860 for SAVE_NONLOCAL and Pmode for any other save level.
20861 * spu-protos.h (spu_restore_stack_block): Declare.
20862 * spu.md (save_stack_block): Remove.
20863 (restore_stack_block): Call spu_restore_stack_block.
20864 * spu.c (spu_restore_stack_block): New function.
20865 (spu_expand_epilogue): Remove old comment.
20867 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20869 PR tree-optimization/30322
20870 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20871 (cand_value_at): Return the value as aff_tree.
20872 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20873 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20874 aff_combination_mult): New functions.
20875 (aff_combination_add): Use aff_combination_add_cst.
20876 (aff_combination_convert): Allow conversions to a wider type.
20877 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20878 * tree-affine.h (aff_combination_mult): Declare.
20880 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20882 * doc/tm.texi: Update documentation to reflect reality of exec
20883 and start file search behaviours. Update copyright year.
20884 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20885 header file directories.
20887 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
20889 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
20890 (*cosxf2): Rename to cosxf2_i387.
20891 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
20892 using X87MODEF12 mode macro. Rename patterns to
20893 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
20895 (*cosdf2, *cossf2): Ditto.
20896 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
20897 to match extended input operands.
20898 (sincos<mode>3): New expander.
20899 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
20900 insn patterns and corresponding splitters.
20902 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
20904 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
20905 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
20907 2007-01-09 Nicolas Pitre <nico@cam.org>
20910 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
20912 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20914 * target.h (struct gcc_target): New field library_rtti_comdat.
20915 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
20916 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
20917 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
20918 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
20920 2007-01-08 Geoffrey Keating <geoffk@apple.com>
20922 * doc/invoke.texi (Optimize Options): Correct description of -O0.
20924 2007-01-08 Richard Guenther <rguenther@suse.de>
20926 * tree.h (force_fit_type_double): Export.
20927 (force_fit_type): Remove.
20928 * fold-const.c (force_fit_type_double): New function.
20929 (force_fit_type): Remove.
20930 (int_const_binop): Use it.
20931 (fold_convert_const_int_from_int): Likewise.
20932 (fold_convert_const_int_from_real): Likewise.
20933 (fold_div_compare): Likewise.
20934 (fold_sign_changed_comparison): Likewise.
20935 (fold_unary): Likewise.
20936 (fold_negate_const): Likewise.
20937 (fold_abs_const): Likewise.
20938 (fold_not_const): Likewise.
20939 * c-common.c (shorten_compare): Use force_fit_type_double.
20940 * convert.c (convert_to_pointer): Likewise.
20942 2007-01-08 Richard Guenther <rguenther@suse.de>
20944 * tree.h (build_int_cst_wide_type): Export.
20945 * tree.c (build_int_cst_wide_type): New function.
20946 (build_int_cst_wide): Fix comment.
20947 * builtins.c (fold_builtin_object_size): Use build_int_cst
20948 to build -1 or 0 of the correct type. Use fit_double_type
20949 to check for overflow.
20950 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
20952 (decode_field_reference): Likewise.
20953 (all_ones_mask_p): Likewise.
20954 (native_interpret_int): Use build_int_cst_wide_type.
20955 (fold_binary): Use build_int_cst_type to build an all-ones
20957 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
20959 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
20961 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
20963 2007-01-09 Ben Elliston <bje@au.ibm.com>
20965 * genautomata.c (STATS_OPTION): New option.
20966 (stats_flag): New flag.
20967 (gen_automata_option): Handle it.
20968 (initiate_automaton_gen): Ditto.
20969 (write_automata): Output statistics only if stats_flag is
20970 set. Likewise, output time statistics only if time_flag is set.
20971 * doc/md.texi (Processor pipeline description): Document new flag.
20973 2007-01-08 Richard Guenther <rguenther@suse.de>
20975 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
20976 * tree.c (build_int_cst_type): Likewise.
20977 (size_in_bytes): Don't call force_fit_type on the result.
20978 (int_fits_type_p): Use fit_double_type.
20979 * fold-const.c (fit_double_type): New function.
20980 (force_fit_type): Use it.
20981 * tree.h (fit_double_type): Export.
20983 2007-01-08 Jan Hubicka <jh@suse.cz>
20985 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
20986 * ipa.c (function_and_variable_visibility): Fix return type.
20988 2007-01-08 Richard Guenther <rguenther@suse.de>
20990 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
20991 of offset to build the index.
20992 * tree-pretty-print.c (dump_generic_node): Don't build negated
20993 const just for printing.
20994 * c-pretty-print.c (pp_c_integer_constant): Likewise.
20995 * builtins.c (fold_builtin_int_roundingfn): Check if result
20996 fits the type by using force_fit_type and comparing the result.
20997 * predict.c (predict_loops): Use compare_tree_int for comparison.
20998 * tree.c (build_int_cst): Fall back to integer_type_node for
21000 (build_int_cst_wide): Assert type is non-null.
21002 2007-01-08 Roberto Costa <roberto.costa@st.com>
21004 * tree-vrp.c (extract_range_from_cond_expr): New.
21005 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
21006 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
21008 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
21009 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
21010 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
21011 used as expressions.
21012 * tree-object-size.c (cond_expr_object_size): New.
21013 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
21015 2007-01-08 Jan Hubicka <jh@suse.cz>
21017 * tree-ssa-forwprop.c (forward_propagate_into_cond,
21018 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
21021 2007-01-08 Richard Guenther <rguenther@suse.de>
21023 PR tree-optimization/23603
21024 * tree-vrp.c (set_value_range_to_truthvalue): New function.
21025 (extract_range_from_binary): Fall back to truthvalue instead of
21026 varying for TRUTH_*_EXPR.
21027 (extract_range_from_comparison): Fall back to truthvalue instead of
21029 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
21030 if all visited PHI values were constant.
21032 2007-01-08 Jan Hubicka <jh@suse.cz>
21034 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
21035 (cgraph_analyze_function): break out from ...
21036 (cgraph_finalize_compilation_unit): ... here.
21037 (cgraph_expand_function): Remove forgoten commented out line.
21038 (cgraph_optimize): Analyze functions.
21040 2007-01-08 Jan Hubicka <jh@suse.cz>
21042 * tree-pas.h (TODO_remove_function): New flag.
21043 (TODO_update*): Renumber.
21044 (pass_ipa_increase_alignment,
21045 pass_ipa_function_and_variable_visibility): New passes.
21046 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
21047 (cgraph_function_and_variable_visibility): Move to ipa.c
21048 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
21049 cgraph_increase_alignment.
21050 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
21051 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
21052 calling tree-inline.
21053 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
21054 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
21055 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
21056 (gate_increase_alignment): New function.
21057 (pass_ipa_increase_alignment): New pass.
21058 * ipa.c: Inline tree-pass.h and timevar.h
21059 (function_and_variable_visibility): Move here from cgraphunit.c
21060 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
21061 * passes.c (init_optimization_passes): Add the two new passes.
21062 (execute_todo): Handle cgraph_remove_functions.
21064 2007-01-08 Nick Clifton <nickc@redhat.com>
21066 * config/frv/predicates.md (reg_or_0_operand): Accept
21069 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
21071 * config/bfin/rtems.h, config/bfin/t-rtems: New.
21072 * config.gcc: Add bfin*-rtems*.
21074 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21076 * c.opt: Add -flax-vector-conversions.
21077 * c-typeck.c (convert_for_assignment): Pass flag to
21078 vector_types_convertible_p to allow emission of note.
21079 (digest_init): Likewise.
21080 * c-opts.c: Handle -flax-vector-conversions.
21081 * c-common.c (flag_lax_vector_conversions): New.
21082 (vector_types_convertible_p): Unless -flax-vector conversions
21083 has been passed, disallow conversions between vectors with
21084 differing numbers of subparts and/or element types. If such
21085 a conversion is disallowed, possibly emit a note on the first
21086 occasion only to inform the user of -flax-vector-conversions.
21087 The new last argument specifies this.
21088 * c-common.h (flag_lax_vector_conversions): New.
21089 (vector_types_convertible_p): Add extra argument.
21090 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
21091 char_type_node for V*QI type vectors.
21092 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
21093 Update to satisfy new typechecking rules.
21094 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
21095 C and C++ variants.
21096 * doc/invoke.texi (C Dialect Options): Document
21097 -flax-vector-conversions.
21099 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21101 PR tree-optimization/29877
21102 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
21103 a register variable on the RHS to not be replaceable.
21105 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
21106 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
21107 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
21108 const_simm15, const_pow2, const_npow2): Added.
21109 * config/score/misc.md (insv, extv, extzv, movmemsi,
21110 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
21111 * config/score/score.c (score_address_cost, score_select_cc_mode):
21113 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
21114 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
21115 Update score_print_operand.
21116 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
21117 Adjust register allocate order and update some macro define.
21118 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
21119 mdx_block_move_straight, mdx_block_move_loop_head,
21120 mdx_block_move_loop_body, mdx_block_move_loop_foot,
21121 mdx_block_move_loop, mdx_block_move): Added.
21122 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
21123 mdp_limm): Updated and fix some bug and typo.
21124 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
21125 (movsf, movdf, doloop_end): Added.
21127 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
21129 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
21130 config/arm/thumb2.md: Fix comment typos.
21131 * doc/extend.texi: Fix a typo.
21133 2007-01-07 Eric Christopher <echristo@apple.com>
21135 * configure.ac: Check for __stack_chk_fail for darwin.
21136 * configure: Regenerate.
21138 2007-01-07 Richard Guenther <rguenther@suse.de>
21140 * tree-vrp.c (extract_range_from_assert): CSE calls to
21141 compare_values where possible.
21142 (extract_range_from_unary_expr): Likewise.
21144 2007-01-07 Anatoly Sokolov <aesok@post.ru>
21146 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21147 * config/avr/avr.c (call_insn_operand): Delete function.
21148 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
21149 instead of register number. Use predicates.
21150 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
21151 call_insn_operand): Add.
21153 2007-01-06 Jan Hubicka <jh@suse.cz>
21155 * tree-pass.h (pass_build_cgraph_edges): Declare.
21156 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
21157 (visited_nodes): Remove.
21158 (cgraph_create_edges): Move to cgraphbuild.c; rename to
21159 build_cgrpah_edges; make visited_nodes local.
21160 (cgraph_process_new_functions): DO not call initialize_inline_failed.
21161 (record_references_in_initializer): Move to cgraphbuild.c
21162 (initialize_inline_failed, rebuild_cgraph_edges,
21163 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
21164 (verify_cgraph_node): Make visited_nodes local.
21165 (cgraph_analyze_function): Do not call cgraph_create_edges and
21166 initialize_inline_failed.
21167 (cgraph_expand_function): Do not call cgraph_lower_function;
21168 assert that function is already lowered.
21169 * Makefile.in (cgraphbuild.o): New.
21170 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
21171 at the end of lowering passes.
21173 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
21175 * ifcvt.c (cond_move_convert_if_block): New function, code
21176 factored out from...
21177 (cond_move_process_if_block): ...here. Call the new function
21178 on the THEN and ELSE blocks.
21179 (merge_if_block): Do not copy global_live_at_end, merge_blocks
21180 already takes care of this.
21182 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21185 * tree.h (TREE_OVERFLOW_P): New.
21186 * c-typeck.c (parser_build_unary_op): Warn only if result
21187 overflowed and operands did not.
21188 (parser_build_binary_op): Likewise.
21189 (convert_for_assignment): Remove redundant overflow_warning.
21190 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
21192 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21194 * c-typeck.c (store_init_value): Split over two lines to follow
21195 the GNU coding style.
21197 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
21199 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
21200 __GXX_EXPERIMENTAL_CXX0X__.
21201 * doc/cpp.texi: Same.
21203 2007-01-05 Richard Guenther <rguenther@suse.de>
21205 PR middle-end/27826
21206 * tree.c (get_narrower): Do not construct COMPONENT_REFs
21207 with mismatched types. Instead explicitly build a
21208 conversion NOP_EXPR.
21210 2007-01-05 Ian Lance Taylor <iant@google.com>
21212 * c-common.c (decl_with_nonnull_addr_p): New function.
21213 (c_common_truthvalue_conversion): Call it.
21214 * c-typeck.c (build_binary_op): Likewise.
21215 * c-common.h (decl_with_nonnull_addr_p): Declare.
21217 2007-01-05 Jakub Jelinek <jakub@redhat.com>
21220 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
21223 2007-01-05 Joel Brobecker <brobecker@adacore.com>
21225 * doc/install.texi (Final install): Document the fact that
21226 the GNAT runtime should not be stripped.
21228 2007-01-04 Jan Hubicka <jh@suse.cz>
21230 * tree-inline.c (fold_marked_statements): Update operand caches
21231 and EH after folding
21233 2007-01-04 Ian Lance Taylor <iant@google.com>
21235 * c-common.c (check_function_nonnull): Whitespace fix.
21237 2007-01-04 Jan Hubicka <jh@suse.cz>
21239 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
21240 comitted older version of patch.
21241 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
21242 function, celanup cfg and collect garbage.
21244 2007-01-04 Mike Stump <mrs@apple.com>
21246 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
21249 2007-01-04 Eric Christopher <echristo@apple.com>
21251 * libgcc2.c (__bswapsi2): Use SItype.
21252 (__bswapdi2): Use DItype.
21253 * libgcc2.h: Update for above.
21255 2007-01-04 Paul Brook <paul@codesourcery.com>
21257 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
21258 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
21259 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
21260 umulsidi3, umulsidi3adddi, smulsi3_highpart,
21261 umulsi3_highpart): Make conditional on !arm_arch6.
21262 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
21263 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
21264 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
21265 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
21266 umulsi3_highpart_v6): New insns.
21268 2007-01-04 Roger Sayle <roger@eyesopen.com>
21270 * fold-const.c (fold_convert): When casting an expression to void,
21271 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
21272 have a type. Instead of attempting to build a NOP_EXPR, return
21273 these "special" trees directly.
21275 2007-01-04 Joseph Myers <joseph@codesourcery.com>
21277 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
21278 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
21279 rs6000_cost->fp not 0 as adjustment for outer NEG.
21281 2007-01-04 Jan Hubicka <jh@suse.cz>
21283 * cgraph.c (cgraph_release_function_body): New function.
21284 (cgraph_remove_node): Use it.
21285 * cgraph.h (cgraph_release_function_body): Declare.
21286 * cgraphunit.c (cgraph_expand_function): Use it.
21287 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
21288 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
21289 is initialized and while compilation of other function is running.
21290 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
21291 statement CFG annotations from here to ...
21292 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
21294 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
21296 * cfgloop.h (enum li_flags): Make the constants powers of two.
21298 2007-01-04 Jan Hubicka <jh@suse.cz>
21300 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
21302 (fold_marked_statements): New function.
21303 (optimize_inline_calls, tree_function_versioning): Fold new statements.
21304 * tree-inline.h (copy_body_data): Add statements_to_fold.
21306 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21308 * config.gcc: Mention libgcc/config.host.
21309 * Makefile.in: Update comments mentioning libgcc.
21310 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21311 (all.cross, start.encap, rest.encap, rest.cross): Update
21312 dependencies for libgcc move.
21313 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21314 (clean-target, clean-target-libgcc): Delete.
21315 (srcdirify, GCC_EXTRA_PARTS): New macros.
21316 (libgcc-support, libgcc.mvars): New rules.
21317 (distclean): Remove mention of mklibgcc.
21318 (install): Don't reference INSTALL_LIBGCC.
21319 (install-common): Don't reference EXTRA_PARTS.
21320 (install-libgcc, install-multilib): Delete rules.
21321 * mklibgcc.in: Delete file.
21322 * doc/configfiles.texi: Don't mention mklibgcc.
21324 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21325 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21326 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21327 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21328 (mklibgcc, ldblspecs): Likewise.
21330 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21331 (posixpre.def): Use $(T).
21332 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21333 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21334 (SHLIB_LINK): Make dummy.
21335 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21337 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21339 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21340 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21341 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21342 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21344 * configure.ac (all_outputs): Remove mklibgcc.
21345 * configure: Regenerated.
21347 2007-01-03 Josh Conner <jconner@apple.com>
21349 PR middle-end/29683
21350 * calls.c (compute_argument_addresses): Set stack and stack_slot
21351 for partial args, too.
21352 (store_one_arg): Use locate.size.constant for the size when
21353 generating a save_area.
21355 2007-01-03 Robert Kennedy <jimbob@google.com>
21357 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21358 whose definitions are deleted due to basic block merging.
21360 2007-01-03 Paul Brook <paul@codesourcery.com>
21363 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21365 (use_return_insn): Return 0 for Thumb interrupt functions.
21366 (print_multi_reg): Add rfe argument for IRQ returns.
21367 (arm_output_epilogue): Pop interrupt return address directly into PC.
21368 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21370 2007-01-03 Paul Brook <paul@codesourcery.com>
21372 Merge from sourcerygxx-4_1.
21373 * config/arm/thumb2.md: New file.
21374 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21376 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21377 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21378 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21379 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21381 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21382 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21384 * config/arm/ieee754-sf.S: Ditto.
21385 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21386 (thumb1_base_register_rtx_p): ... to this.
21387 (thumb_index_register_rtx_p): Rename...
21388 (thumb1_index_register_rtx_p): ... to this.
21389 (thumb_output_function_prologue): Rename...
21390 (thumb1_output_function_prologue): ... to this.
21391 (thumb_legitimate_address_p): Rename...
21392 (thumb1_legitimate_address_p): ... to this.
21393 (thumb_rtx_costs): Rename...
21394 (thumb1_rtx_costs): ... to this.
21395 (thumb_compute_save_reg_mask): Rename...
21396 (thumb1_compute_save_reg_mask): ... to this.
21397 (thumb_final_prescan_insn): Rename...
21398 (thumb1_final_prescan_insn): ... to this.
21399 (thumb_expand_epilogue): Rename...
21400 (thumb1_expand_epilogue): ... to this.
21401 (arm_unwind_emit_stm): Rename...
21402 (arm_unwind_emit_sequence): ... to this.
21403 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
21404 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
21405 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
21406 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
21407 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
21408 thumb2_output_casesi): New functions.
21409 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
21410 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
21411 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
21412 THUMB2_WORK_REGS): Define.
21413 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
21414 arm_condexec_mask, arm_condexec_masklen)): New variables.
21415 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
21416 (arm_override_options): Check new CPU capabilities.
21417 Set new architecture flag variables.
21418 (arm_isr_value): Handle v7m interrupt functions.
21419 (user_return_insn): Return 0 for v7m interrupt functions. Handle
21421 (const_ok_for_arm): Handle Thumb-2 constants.
21422 (arm_gen_constant): Ditto. Use movw when available.
21423 (arm_function_ok_for_sibcall): Return false for v7m interrupt
21425 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
21426 (thumb_find_work_register, arm_load_pic_register,
21427 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
21428 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
21429 print_multi_reg, output_mov_long_double_fpa_from_arm,
21430 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
21431 output_mov_double_fpa_from_arm, output_move_double,
21432 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
21433 output_return_instruction, arm_output_function_prologue,
21434 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
21435 arm_output_mi_thunk, thumb_set_return_address): Ditto.
21436 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
21437 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
21438 (arithmetic_instr, shift_op): Use arm_shift_nmem.
21439 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
21441 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
21442 (thumb_expand_prologue): Use thumb_set_frame_pointer.
21443 (arm_file_start): Output directive for unified syntax.
21444 (arm_unwind_emit_set): Handle stack alignment instruction.
21445 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
21446 Add v6t2, v7, v7a, v7r and v7m.
21447 (RETLDM): Add Thumb-2 code.
21448 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
21449 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
21450 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
21451 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
21452 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
21453 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
21454 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
21455 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
21456 ADJUST_INSN_LENGTH): Define.
21457 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
21458 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
21459 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
21460 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
21461 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
21462 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
21463 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
21464 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
21465 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
21466 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
21467 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
21468 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
21469 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
21470 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
21471 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
21472 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
21473 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
21475 * config/arm/arm-tune.md: Regenerate.
21476 * config/arm/arm-protos.h: Update prototypes.
21477 * config/arm/vfp.md: Enable patterns for Thumb-2.
21478 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
21479 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
21480 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
21481 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
21482 * config/arm/libunwind.S: Add Thumb-2 code.
21483 * config/arm/constraints.md: Update include Thumb-2.
21484 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
21485 * config/arm/ieee754-df.S: Ditto.
21486 * config/arm/bpabi.S: Ditto.
21487 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
21488 * config/arm/predicates.md (low_register_operand,
21489 low_reg_or_int_operand, thumb_16bit_operator): New.
21490 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
21491 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
21492 * config/arm/t-arm-elf: Add armv7 multilib.
21493 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
21495 (UNSPEC_STACK_ALIGN, ce_count): New.
21496 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
21497 arm_zero_extendsidi2, arm_zero_extendqidi2): New
21499 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
21500 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
21501 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
21502 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
21503 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
21504 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
21506 * doc/extend.texi: Document ARMv7-M interrupt functions.
21507 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
21509 2007-01-03 Jakub Jelinek <jakub@redhat.com>
21511 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
21512 (struct _Unwind_Context): Rename args_size to flags, remove
21513 signal_frame field, add a new args_size field and version field.
21514 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
21515 _Unwind_IsExtendedContext): New inline functions.
21516 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
21517 Assume by_value array is only present if _Unwind_IsExtendedContext.
21518 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
21519 _Unwind_IsSignalFrame.
21520 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
21521 (uw_update_context_1): Use _Unwind_SetSignalFrame.
21522 (uw_init_context_1): Initialize context->flags to
21523 EXTENDED_CONTEXT_BIT.
21524 * config/rs6000/linux-unwind.h (frob_update_context): Use
21525 _Unwind_SetSignalFrame.
21527 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
21529 PR middle-end/30353
21530 * gimplify.c (gimplify_modify_expr_complex_part): Move below
21531 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
21534 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
21536 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
21537 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
21538 RET, AT_SP): Remove.
21539 * config/i386/i386.md (*sse_prologue_save_insn): Use return
21542 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21543 * cfgbuild.c (find_basic_blocks): Likewise.
21544 * cfgrtl.c (rtl_create_basic_block): Likewise.
21545 * function.c (temp_slots_at_level): Likewise.
21546 * reg-stack.c (stack_regs_mentioned): Likewise.
21547 * regclass.c (allocate_reg_info): Likewise.
21548 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21549 set_bb_for_stmt, move_block_to_fn): Likewise.
21550 * tree-complex.c (tree_lower_complex): Likewise.
21551 * vec.h (VEC_safe_grow_cleared): New.
21553 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
21555 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
21557 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
21558 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
21560 * cfgloopmanip.c (scale_loop_frequencies): Export.
21561 (loopify): Scale the frequencies by prescribed coefficients.
21562 (set_zero_probability): New function.
21563 (duplicate_loop_to_header_edge): Improve updating of frequencies.
21564 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
21565 and frequencies according to arguments.
21566 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
21568 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
21569 * modulo-sched.c (sms_schedule): Set probabilities for entering
21570 versioned loop correctly.
21571 * tree-vect-transform.c (vect_transform_loop): Ditto.
21572 * cfgloop.h (loopify, loop_version): Declaration changed.
21573 (scale_loop_frequencies): Declared.
21575 2007-01-02 Jan Hubicka <jh@suse.cz>
21577 * cgraph.c: Include tree-flow.h
21578 (cgraph_add_new-function): Handle IPA_SSA mode; execute
21579 early_local_passes.
21580 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
21581 * tree-pass.h (pass_all_early_optimizations): Declare.
21582 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
21583 early_local_passes.
21584 (cgraph_analyze_function): Do early_local_passes.
21585 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21586 Do not add referenced vars.
21587 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
21589 (gate_all_early_local_passes): New gate.
21590 (pass_early_local_passes): Use new gate.
21591 (execute_early_local_optimizations): New functions.
21592 (gate_all_early_optimizations): New gate.
21593 (pass_all_early_optimizations): New pass.
21594 (execute_free_datastructures): Free SSA only when initialized.
21595 (gate_init_datastructures): Init only when optimizing.
21596 (tree_lowering_passes): Do early local passes when called late.
21597 * tree-profile.c (do_tree_profiling): Don't profile functions added
21599 (do_early_tree_profiling, pass_early_tree_profile): Kill.
21600 * tree-cfg.c (update_modified_stmts): Do not update when operands are
21602 * passes.c (init_optimizations_passes): Reorder so we go into SSA
21603 during early_local_passes.
21604 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
21607 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21609 * Makefile.in: Update copyright year.
21611 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21613 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
21614 in $(lang_checks) and check-consistency targets.
21616 2007-01-02 Jan Hubicka <jh@suse.cz>
21618 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21619 Do not add referenced vars.
21620 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
21622 * passes.c (init_optimization_passes): Put mudflap_2 after
21623 free_datastructures.
21625 2007-01-02 Jan Hubicka <jh@suse.cz>
21627 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
21628 Set NOTHROW flag on call statements proved to be nothrow.
21629 Update statement of local calls so new pure/const functions are
21630 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
21632 (tree_rest_of_compilation): Register hooks and initialize bitmap
21633 early. Do not set after_inlining flag.
21635 2007-01-02 Steve Ellcey <sje@cup.hp.com>
21637 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
21638 HOST_BITS_PER_LONGLONG
21640 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21643 * c-typeck.c (store_init_value): Don't emit pedantic overflow
21644 warning for non-static initializers.
21646 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
21648 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
21649 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
21650 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
21651 Always use set_unique_reg_note to add REG_EQUAL notes.
21653 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21656 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21658 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21659 * cfgbuild.c (find_basic_blocks): Likewise.
21660 * cfgrtl.c (rtl_create_basic_block): Likewise.
21661 * function.c (temp_slots_at_level): Likewise.
21662 * reg-stack.c (stack_regs_mentioned): Likewise.
21663 * regclass.c (allocate_reg_info): Likewise.
21664 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21665 set_bb_for_stmt, move_block_to_fn): Likewise.
21666 * tree-complex.c (tree_lower_complex): Likewise.
21667 * vec.h (VEC_safe_grow_cleared): New.
21669 2007-01-02 Ian Lance Taylor <iant@google.com>
21671 * c-common.c (c_common_truthvalue_conversion): When warning about
21672 using an assignment as a truth value, set TREE_NO_WARNING.
21674 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21677 * c.opt (Wold-style-declaration): New.
21678 * doc/invoke.texi (C-only Warning Options): New.
21679 (Wold-style-declaration): Document it.
21680 (Wextra): Enabled by -Wextra.
21681 * c-opts.c (c_common_post_options): Enabled by -Wextra.
21682 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
21683 -Wold-style-declaration.
21685 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21687 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21688 * cfgbuild.c (find_basic_blocks): Likewise.
21689 * cfgrtl.c (rtl_create_basic_block): Likewise.
21690 * function.c (temp_slots_at_level): Likewise.
21691 * reg-stack.c (stack_regs_mentioned): Likewise.
21692 * regclass.c (allocate_reg_info): Likewise.
21693 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21694 set_bb_for_stmt, move_block_to_fn): Likewise.
21695 * tree-complex.c (tree_lower_complex): Likewise.
21696 * vec.h (VEC_safe_grow_cleared): New.
21698 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
21700 * c-common.c (c_common_nodes_and_builtins): Since variants of
21701 void_type_node get built before it is given a name, we need to
21702 give those variants the name, too.
21703 (complete_array_type): We need to work with the canonical main
21704 type of the array, from which we will build the qualified version.
21705 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
21706 * print-tree.c (print_node): Display canonical type information
21708 * stor-layout.c (layout_type): When we don't know the
21709 alignment of a type for which we're building an array, we end up
21710 guessing wrong, so make the type require structural equality.
21711 * tree.c (make_node_stat): When we build a new type, it is its
21712 own canonical type.
21713 (build_type_attribute_qual_variant): When building an attribute
21714 variant, its canonical type is the non-attribute variant. However,
21715 if the attributes are target-dependent and they differ, we need to
21716 use structural equality checks for this type.
21717 (build_qualified_type): A qualified type is not equivalent to its
21718 unqualified variant; set the canonical type appropriately.
21719 (build_distinct_type_copy): When building a distinct type from
21720 another type, the new type is its own canonical type.
21721 (build_variant_type_copy): When building a new type variant, we
21722 assume that it is equivalent to the original type.
21723 (build_pointer_type_for_mode): When building a pointer type, also
21724 build a canonical type pointer.
21725 (build_reference_type_for_mode): When building a reference type,
21726 also build a canonical type reference.
21727 (build_index_type): When we can't hash an index type (e.g.,
21728 because its maximum value is negative), the index type requires
21729 structural equality tests.
21730 (build_array_type): Build the canonical form of an array type.
21731 (build_function_type): Function types require structural equality,
21732 because they contain default arguments, attributes, etc.
21733 (build_method_type_directly): Ditto for method types.
21734 (build_offset_type): Build the canonical offset type.
21735 (build_complex_type): Build the canonical vector type.
21736 (make_vector_type): Build the canonical vector type.
21737 * tree.h (TYPE_CANONICAL): New.
21738 (TYPE_STRUCTURAL_EQUALITY_P): New.
21739 (SET_TYPE_STRUCTURAL_EQUALITY): New.
21740 (struct tree_type): Added "canonical" field.
21741 * params.h (VERIFY_CANONICAL_TYPES): New.
21742 * doc/c-tree.texi (TYPE_CANONICAL): Document.
21743 (TYPE_STRUCTURAL_EQUALITY_P): Document.
21744 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
21745 * doc/invoke.texi (verify-canonical-types): Document --param
21746 parameter for verifying canonical types.
21748 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21750 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
21751 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
21752 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
21753 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
21755 * config/rs6000/e500.h: New.
21756 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
21757 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
21759 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
21760 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
21761 TARGET_E500_DOUBLE): Remove.
21762 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
21763 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
21764 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
21765 * config/rs6000/rs6000.c (rs6000_override_options): Use
21766 CHECK_E500_OPTIONS.
21768 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21770 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
21771 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
21772 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
21773 rs6000_emit_cmove): Don't check TARGET_E500.
21774 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
21775 sordered): Don't check TARGET_E500.
21777 2007-01-01 Eric Christopher <echristo@apple.com>
21779 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
21780 HARD_REGISTER_NUM_P.
21782 2007-01-01 Roger Sayle <roger@eyesopen.com>
21784 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
21785 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
21786 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
21789 2007-01-01 Mike Stump <mrs@apple.com>
21791 * configure.ac: Remove support for building with Apple's gcc-3.1.
21793 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21795 PR middle-end/30311
21796 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
21797 REG is a hard register. Do not modify REG before calling
21799 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
21800 multiple of the size of YMODE for certain lowpart cases.
21802 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21804 PR middle-end/30253
21805 * gimplify (voidify_wrapper_expr): Update for
21806 GIMPLE_MODIFY_STMT.
21808 2007-01-01 Andreas Schwab <schwab@suse.de>
21811 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
21812 save of BR0 in extra_spill_size instead of spill_size.
21813 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
21815 (ia64_expand_epilogue): Restore BR0 from its new location.
21817 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21819 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21820 Use a temporary variable if the left hand side is not a gimple
21823 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21825 * gimplify.c (gimplify_return_expr): Make the temporary variable
21826 for the return expression, a gimple register variable.
21828 2007-01-01 Jan Hubicka <jh@suse.cz>
21830 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21833 2007-01-01 Mike Stump <mrs@apple.com>
21835 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21837 * config/darwin.c (machopic_select_rtx_section): Use
21838 HAVE_GAS_LITERAL16.
21839 (darwin_mergeable_constant_section): Likewise.
21840 * configure: Regenerate.
21841 * config.in: Regenerate.
21843 2007-01-01 Jan Hubicka <jh@suse.cz>
21844 Andrew Pinski <pinskia@gmail.com>
21846 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21847 before starting IPA passes.