1 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2 Sandra Loosemore <sandra@codesourcery.com>
3 Chao-ying Fu <fu@mips.com>
4 Nigel Stephens <nigel@mips.com>
5 David Ung <davidu@mips.com>
7 * doc/invoke.texi (-mcode-readable): Document.
8 * config/mips/mips.opt (mcode-readable): New option.
9 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10 * config/mips/mips.h (mips_code_readable_setting): New enum.
11 (mips_code_readable): Declare.
12 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
13 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
14 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
15 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
16 boiler-plate comments.
17 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
18 * config/mips/mips.c (mips_code_readable): New variable.
19 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
20 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
21 context and -mcode-readable setting to restrict the use of
22 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
23 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
24 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
25 (mips_blocks_for_constant_p): Only return false for
26 TARGET_MIPS16_PCREL_LOADS.
27 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
28 for MIPS16. Handle SYMBOL_32_HIGH.
29 (mips_const_insns): Allow HIGHs for MIPS16 too.
30 (mips_unspec_address_offset): New function, split out from...
31 (mips_unspec_address): ...here.
32 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
33 16-bit symbolic constants. Assert approropiate conditions for
34 using the "la" and "dla" macros.
35 (mips_handle_option): Handle -mcode-readable=.
36 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
37 Set up mips_lo_relocs[SYMBOL_32_HIGH].
38 (mips_strip_unspec_address): New function, split out from...
39 (print_operand_reloc): ...here.
40 (print_operand): Pass constants through mips_strip_unspec_address.
41 (print_operand_address): Likewise.
42 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
43 (mips_select_rtx_section): Remove MIPS16 handling.
44 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
45 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
46 (mips16_lay_out_constants): Do nothing unless
47 TARGET_MIPS16_PCREL_LOADS.
48 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
49 * config/mips/mips.md: Split HIGHs for MIPS16.
50 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
52 2007-08-08 Richard Sandiford <richard@codesourcery.com>
54 * config/mips/mips-protos.h (mips_emit_move): Declare.
55 * config/mips/mips.c (mips_emit_move): New function.
56 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
57 (mips_legitimize_const_move): Likewise.
58 (mips_legitimize_move): Likewise.
59 (mips_split_64bit_move): Likewise.
60 (mips_restore_gp): Likewise.
61 (mips_load_call_address): Likewise.
62 (mips_emit_fcc_reload): Likewise.
63 (mips_set_return_address): Likewise.
64 (mips_block_move_straight): Likewise.
65 (mips_block_move_loop): Likewise.
66 (mips_setup_incoming_varargs): Likewise.
67 (mips_save_reg): Likewise.
68 (mips_expand_prologue): Likewise.
69 (mips_restore_reg): Likewise.
70 (mips_expand_epilogue): Likewise.
71 (mips_output_mi_thunk): Likewise.
72 (build_mips16_call_stub): Likewise.
73 (mips_builtin_branch_and_move): Likewise.
74 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
75 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
76 (fixuns_truncdfdi2): Likewise.
77 (fixuns_truncsfsi2): Likewise.
78 (fixuns_truncsfdi2): Likewise.
79 (loadgp_absolute): Likewise.
80 (builtin_setjmp_setup): Likewise.
81 (builtin_longjmp): Likewise.
82 (untyped_call): Likewise.
84 2007-08-08 Richard Sandiford <richard@codesourcery.com>
86 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
87 an "rtx *" argument. Return a bool.
88 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
89 values and return true if they can be split. Take the same kind of
90 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
91 and store the lo_sum there if nonnull. Use the symbol type to
92 determine whether a $gp or HIGH is needed.
93 (mips_legitimize_address): Update call to mips_split_symbol and
95 (mips_legitimize_const_move): Likewise.
96 * config/mips/mips.md: In the combine define_split,
97 check mips_split_symbol instead of splittable_symbolic_operand.
98 Update use of mips_split_symbol in the generator code.
99 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
101 2007-08-08 Richard Sandiford <richard@codesourcery.com>
103 * config/mips/mips.c (mips_symbolic_address_p): Delete.
104 (mips_symbol_insns_1): New function, split out from...
105 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
106 and stores separately from load addresses.
107 (mips_classify_address): Replace uses of mips_symbolic_address_p
108 with uses of mips_symbol_insns.
109 (mips_address_insns): Update calls to mips_symbol_insns.
110 (mips_const_insns): Likewise.
111 (mips_legitimize_address): Likewise.
113 2007-08-08 Richard Sandiford <richard@codesourcery.com>
115 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
116 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
117 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
118 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
119 non-call contexts if TARGET_MIPS16.
120 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
121 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
122 code for SYMBOL_ABSOLUTE.
123 (mips_symbol_insns): Likewise.
125 2007-08-08 Richard Sandiford <richard@codesourcery.com>
127 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
128 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
129 (mips_symbolic_constant_p): Likewise. Update the call to
130 mips_classify_symbol.
131 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
132 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
133 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
134 (print_operand_reloc): Add a context argument. Update the call to
135 mips_symbolic_constant_p.
136 (print_operand): Update the calls to print_operand_reloc.
137 (print_operand_address): Use print_operand_reloc rather than
139 (mips_rewrite_small_data_p): Add a context argument. Update the call
140 to mips_symbolic_constant_p.
141 (mips_small_data_pattern_1): Make DATA the containing mem.
142 Update the call to mips_rewrite_small_data_p.
143 (mips_rewrite_small_data_1): Likewise.
144 (mips_use_anchors_for_symbol_p): Update the call to
145 mips_symbolic_constant_p.
146 * config/mips/predicates.md (const_call_insn_operand): Likewise.
147 (splittable_symbolic_operand): Likewise.
148 (move_operand): Likewise.
149 (absolute_symbolic_operand): Likewise.
150 (got_disp_operand): Likewise.
151 (got_page_ofst_operand): Likewise.
153 2007-08-08 Richard Sandiford <richard@codesourcery.com>
155 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
156 (SYMBOL_ABSOLUTE): ...this.
157 (SYMBOL_SMALL_DATA): Rename to...
158 (SYMBOL_GP_RELATIVE): ...this.
159 (SYMBOL_CONSTANT_POOL): Rename to...
160 (SYMBOL_PC_RELATIVE): ...this.
161 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
162 (mips_symbolic_address_p, mips_symbol_insns, override_options)
163 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
165 * config/mips/predicates.md (const_call_insn_operand): Likewise.
166 (general_symbolic_operand): Rename to...
167 (absolute_symbolic_operand): ...this.
168 * config/mips/mips.md: Update after above changes.
170 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
171 Revital Eres <eres@il.ibm.com>
173 * ddg.c (print_ddg): Add dump information.
174 * modulo-sched.c (print_node_sched_params): Add parameter and
176 (calculate_maxii): Remove function.
177 (undo_generate_reg_moves): Likewise.
178 (undo_permute_partial_schedule): Likewise.
179 (kernel_number_of_cycles): Likewise.
180 (MAXII_FACTOR): New definition to calculate the upper bound of II.
181 (sms_schedule): Use it. Remove profitability checks.
182 (sms_schedule_by_order): Fix order of nodes within the cycle.
184 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
186 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
187 -profile option, add pie support.
188 (ENDFILE_SPEC): New spec.
189 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
191 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
193 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
194 * gcc/config/gnu.h (LIB_SPEC): Likewise.
196 2007-08-07 Yaz Saito <saito@google.com>
197 Ian Lance Taylor <iant@google.com>
199 * common.opt (finstrument-functions-exclude-function-list): New
201 (finstrument-functions-exclude-file-list): New option.
202 * opts.c (char_p): Define and DEF_VEC.
203 (flag_instrument_functions_exclude_functions): New static
205 (flag_instrument_functions_exclude_files): New static variable.
206 (add_instrument_functions_exclude_list): New static function.
207 (flag_instrument_functions_exclude_p): New function.
208 (common_handle_option): Handle new options.
209 * flags.h (flag_instrument_functions_exclude_p): Declare.
210 * gimplify.c (gimplify_function_tree): Call
211 flag_instrument_functions_exclude_p.
212 * doc/invoke.texi (Option Summary): Mention new options.
213 (Code Gen Options): Document new options.
215 2007-08-07 Ian Lance Taylor <iant@google.com>
217 PR rtl-optimization/32776
218 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
219 (resolve_use): Likewise.
220 (decompose_multiword_subregs): Remove "changed" local variable.
222 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
224 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
225 * configure: Regenerate.
226 * config.in: Regenerate.
227 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
230 2007-08-07 Ian Lance Taylor <iant@google.com>
232 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
233 note, just delete the insn.
235 2007-08-07 Andreas Schwab <schwab@suse.de>
238 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
241 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
243 * lower-subreg.c (resolve_subreg_use): Remove assertion.
244 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
245 (decompose_multiword_subregs): Use the functions above to decompose
246 multiword shifts and zero-extends.
248 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
250 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
251 "assemble" descriptions which were swapped.
253 2007-08-06 Chao-ying Fu <fu@mips.com>
255 * fixed-value.h: New file.
256 * fixed-value.c: New file.
257 * Makefile.in (OBJS-common): Add fixed-value.o.
258 (fixed-value.o): New rule.
259 (GTFILES): Add fixed-value.h.
260 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
261 to compare a.low and b.low.
262 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
264 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
265 Daniel Jacobowitz <dan@codesourcery.com>
268 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
270 (x86_64-*-netbsd*): Likewise.
271 (x86_64-*-linux*): Likewise.
272 (x86_64-*-kfreebsd*-gnu): Likewise.
273 (x86_64-*-knetbsd*-gnu): Likewise.
274 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
276 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
278 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
279 Add -fno-asynchronous-unwind-tables.
281 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
282 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
283 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
284 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
285 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
287 2007-08-06 Steve Ellcey <sje@cup.hp.com>
289 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
290 (TARGET_C_MODE_FOR_SUFFIX): New.
292 2007-08-06 Steve Ellcey <sje@cup.hp.com>
294 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
296 2007-08-06 Steve Ellcey <sje@cup.hp.com>
298 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
300 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
302 * config/i386/i386.md: Check TARGET_ macros and optimize_size
303 before checking function returns in conditional expressions.
305 2007-08-06 Alfred Minarik <a.minarik@aon.at>
308 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
310 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
313 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
316 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
318 * configure.ac: Remove --enable-checking=df from default settings.
319 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
320 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
321 if the parameter is true.
322 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
323 DF_VERIFY_SCHEDULED flag is true.
324 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
325 (df_finish_pass): Adjust prototype.
326 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
329 * see.c (pass_see): Add TODO_df_verify.
330 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
331 * global.c (rest_of_handle_global_alloc): Schedule verification
333 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
335 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
336 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
337 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
339 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
340 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
341 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
343 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
344 Revital Eres <eres@il.ibm.com>
346 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
348 * ddg.c (create_ddg_dependence): Rename to...
349 (create_ddg_dep_from_intra_loop_link): This. Do not check
350 for interloop edges. Do not create anti dependence edge when
351 a true dependence edge exists in the opposite direction and
352 -fmodulo-sched-allow-regmoves is set.
353 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
354 (add_cross_iteration_register_deps): Create anti dependence edge
355 when -fno-modulo-sched-allow-regmoves is set.
356 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
358 2007-08-04 Richard Sandiford <richard@codesourcery.com>
360 * config/arm/arm.md (movsi): Add braces.
362 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
365 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
366 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
368 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
370 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
372 * cfgloopmanip.c (remove_path, create_preheaders,
373 force_single_succ_latches, fix_loop_structure): Ditto.
374 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
375 tree_duplicate_loop_to_header_edge): Ditto.
376 * cfgloopanal.c (mark_irreducible_loops): Ditto.
377 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
379 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
380 cleanup_tree_cfg): Ditto.
381 * tree-cfg.c (tree_merge_blocks): Ditto.
382 * cfgloop.c (rescan_loop_exit, record_loop_exits,
383 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
384 loop_preheader_edge, single_exit): Ditto.
385 (flow_loops_find): Do not clear loops->state.
386 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
387 loops_state_clear): New functions.
389 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
392 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
393 when adding to the base and convert ELT to sizetype instead of type.
395 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
398 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
399 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
401 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
404 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
405 correct type the negate expression.
407 2007-08-03 Jan Hubicka <jh@suse.cz>
409 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
412 2007-08-03 David Edelsohn <edelsohn@gnu.org>
414 * config/rs6000/rs6000.c (struct processor_cost): Change
415 l1_cache_lines to l1_cache_size. Add l2_cache_size.
416 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
418 (rios1_costs, rios2_cost): Correct cache line size.
419 (rs6000_override_options): Set l2-cache-size parameter.
421 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
422 Diego Novillo <dnovillo@google.com>
425 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
426 if the range includes 0.
428 2007-08-03 Ben Elliston <bje@au.ibm.com>
430 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
431 mode to unspec expressions to silence a warning from the generator
434 2007-08-02 Steve Ellcey <sje@cup.hp.com>
436 * config/ia64/constraints.md ("U"): Make constraint vector only.
438 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
441 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
442 always_inline attribute on the function decl.
444 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
447 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
448 if we are compiling with -fPIC.
450 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
451 Nigel Stephens <nigel@mips.com>
453 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
454 Define for MIPS32 and MIPS64.
456 2007-08-02 Nick Clifton <nickc@redhat.com>
458 * config/host-hpux.c: Change copyright header to refer to version
459 3 of the GNU General Public License and to point readers at the
460 COPYING3 file and the FSF's license web page.
461 * config/alpha/predicates.md, config/alpha/vms-ld.c,
462 config/alpha/linux.h, config/alpha/alpha.opt,
463 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
464 config/alpha/vms-unwind.h, config/alpha/ev4.md,
465 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
466 config/alpha/alpha.h, config/alpha/sync.md,
467 config/alpha/openbsd.h, config/alpha/alpha.md,
468 config/alpha/alpha-modes.def, config/alpha/ev5.md,
469 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
470 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
471 config/alpha/constraints.md, config/alpha/osf.h,
472 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
473 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
474 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
475 config/frv/frv-asm.h, config/frv/frv-protos.h,
476 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
477 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
478 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
479 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
480 config/s390/s390.opt, config/s390/s390-modes.def,
481 config/s390/fixdfdi.h, config/s390/constraints.md,
482 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
483 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
484 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
485 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
486 config/m32c/prologue.md, config/m32c/m32c.abi,
487 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
488 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
489 config/m32c/t-m32c, config/m32c/m32c-modes.def,
490 config/m32c/jump.md, config/m32c/shift.md,
491 config/m32c/m32c-protos.h, config/libgloss.h,
492 config/spu/spu-protos.h, config/spu/predicates.md,
493 config/spu/spu-builtins.h, config/spu/spu.c,
494 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
495 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
496 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
497 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
498 config/sparc/hypersparc.md, config/sparc/predicates.md,
499 config/sparc/linux.h, config/sparc/sp64-elf.h,
500 config/sparc/supersparc.md, config/sparc/cypress.md,
501 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
502 config/sparc/niagara.md, config/sparc/sparc.md,
503 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
504 config/sparc/sparc.opt, config/sparc/sync.md,
505 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
506 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
507 config/sparc/sparc.c, config/sparc/little-endian.opt,
508 config/sparc/sysv4-only.h, config/sparc/sparc.h,
509 config/sparc/linux64.h, config/sparc/freebsd.h,
510 config/sparc/sol2.h, config/sparc/rtemself.h,
511 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
512 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
513 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
514 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
515 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
516 config/m32r/linux.h, config/m32r/constraints.md,
517 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
518 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
519 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
520 config/i386/i386.md, config/i386/netware-crt0.c,
521 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
522 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
523 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
524 config/i386/sol2.h, config/i386/constraints.md,
525 config/i386/netware-libgcc.c, config/i386/sysv5.h,
526 config/i386/predicates.md, config/i386/geode.md,
527 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
528 config/i386/freebsd64.h, config/i386/vxworksae.h,
529 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
530 config/i386/rtemself.h, config/i386/netbsd-elf.h,
531 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
532 config/i386/netware.h, config/i386/i386-modes.def,
533 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
534 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
535 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
536 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
537 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
538 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
539 config/i386/xm-mingw32.h, config/i386/linux64.h,
540 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
541 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
542 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
543 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
544 config/i386/cygwin2.c, config/i386/i386-protos.h,
545 config/i386/sync.md, config/i386/openbsd.h,
546 config/i386/host-mingw32.c, config/i386/i386-aout.h,
547 config/i386/nto.h, config/i386/biarch64.h,
548 config/i386/i386-coff.h, config/i386/freebsd.h,
549 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
550 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
551 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
552 config/darwin-protos.h, config/linux.opt, config/sol2.c,
553 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
554 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
555 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
556 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
557 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
558 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
559 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
560 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
561 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
562 config/sh/superh64.h, config/sh/rtemself.h,
563 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
564 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
565 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
566 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
567 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
568 config/avr/predicates.md, config/avr/constraints.md,
569 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
570 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
571 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
572 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
573 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
574 config/c4x/c4x-modes.def, config/c4x/rtems.h,
575 config/c4x/predicates.md, config/c4x/c4x.h,
576 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
577 config/xtensa/predicates.md, config/xtensa/xtensa.c,
578 config/xtensa/linux.h, config/xtensa/xtensa.h,
579 config/xtensa/elf.h, config/xtensa/xtensa.md,
580 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
581 config/xtensa/xtensa-protos.h, config/dbx.h,
582 config/stormy16/predicates.md, config/stormy16/stormy16.md,
583 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
584 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
585 config/host-solaris.c, config/fr30/fr30.h,
586 config/fr30/predicates.md, config/fr30/fr30-protos.h,
587 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
588 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
589 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
590 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
591 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
592 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
593 config/host-linux.c, config/interix3.h, config/cris/cris.c,
594 config/cris/predicates.md, config/cris/linux.h,
595 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
596 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
597 config/cris/aout.opt, config/cris/cris-protos.h,
598 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
599 config/iq2000/iq2000.h, config/iq2000/predicates.md,
600 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
601 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
602 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
603 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
604 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
605 config/chorus.h, config/mn10300/mn10300.c,
606 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
607 config/mn10300/mn10300.h, config/mn10300/linux.h,
608 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
609 config/mn10300/mn10300.md, config/ia64/predicates.md,
610 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
611 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
612 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
613 config/ia64/freebsd.h, config/ia64/ia64.md,
614 config/ia64/ia64-modes.def, config/ia64/constraints.md,
615 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
616 config/gofast.h, config/rtems.h, config/sol2-10.h,
617 config/m68k/predicates.md, config/m68k/m68k.md,
618 config/m68k/linux.h, config/m68k/m68k-modes.def,
619 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
620 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
621 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
622 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
623 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
624 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
625 config/m68k/constraints.md, config/m68k/rtemself.h,
626 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
627 config/m68k/uclinux.h, config/rs6000/power4.md,
628 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
629 config/rs6000/linux.h, config/rs6000/eabi.h,
630 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
631 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
632 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
633 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
634 config/rs6000/windiss.h, config/rs6000/603.md,
635 config/rs6000/aix41.h, config/rs6000/cell.md,
636 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
637 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
638 config/rs6000/darwin.md, config/rs6000/darwin64.h,
639 config/rs6000/default64.h, config/rs6000/7xx.md,
640 config/rs6000/darwin.opt, config/rs6000/spe.md,
641 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
642 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
643 config/rs6000/7450.md, config/rs6000/linux64.h,
644 config/rs6000/constraints.md, config/rs6000/440.md,
645 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
646 config/rs6000/rs6000.c, config/rs6000/aix52.h,
647 config/rs6000/rs6000.h, config/rs6000/power6.md,
648 config/rs6000/predicates.md, config/rs6000/altivec.md,
649 config/rs6000/aix64.opt, config/rs6000/rios1.md,
650 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
651 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
652 config/rs6000/darwin7.h, config/rs6000/dfp.md,
653 config/rs6000/linux64.opt, config/rs6000/sync.md,
654 config/rs6000/vxworksae.h, config/rs6000/power5.md,
655 config/rs6000/lynx.h, config/rs6000/biarch64.h,
656 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
657 config/rs6000/eabispe.h, config/rs6000/e500.h,
658 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
659 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
660 config/rs6000/aix.h, config/rs6000/vxworks.h,
661 config/rs6000/40x.md, config/rs6000/aix51.h,
662 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
663 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
664 config/arc/arc.h, config/mcore/mcore-elf.h,
665 config/mcore/mcore-protos.h, config/mcore/predicates.md,
666 config/mcore/mcore.md, config/mcore/mcore.c,
667 config/mcore/mcore.opt, config/mcore/mcore.h,
668 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
669 config/score/predicates.md, config/score/score-version.h,
670 config/score/score-protos.h, config/score/misc.md,
671 config/score/elf.h, config/score/score.c, config/score/mac.md,
672 config/score/score7.md, config/score/score.h,
673 config/score/score-conv.h, config/score/score-mdaux.c,
674 config/score/score.md, config/score/score.opt,
675 config/score/score-modes.def, config/score/score-mdaux.h,
676 config/score/mul-div.S, config/arm/uclinux-elf.h,
677 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
678 config/arm/symbian.h, config/arm/linux-elf.h,
679 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
680 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
681 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
682 config/arm/strongarm-pe.h, config/arm/arm.h,
683 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
684 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
685 config/arm/arm-modes.def, config/arm/linux-eabi.h,
686 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
687 config/arm/arm-cores.def, config/arm/arm-protos.h,
688 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
689 config/arm/wince-pe.h, config/arm/neon.md,
690 config/arm/constraints.md, config/arm/neon.ml,
691 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
692 config/arm/arm.opt, config/arm/arm926ejs.md,
693 config/arm/predicates.md, config/arm/iwmmxt.md,
694 config/arm/arm_neon.h, config/arm/unknown-elf.h,
695 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
696 config/arm/neon-testgen.ml, config/arm/arm.md,
697 config/arm/xscale-coff.h, config/arm/pe.c,
698 config/arm/arm-generic.md, config/arm/pe.h,
699 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
700 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
701 config/arm/strongarm-elf.h, config/arm/cirrus.md,
702 config/arm/netbsd-elf.h, config/arm/vxworks.h,
703 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
704 config/pa/predicates.md, config/pa/pa64-hpux.h,
705 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
706 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
707 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
708 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
709 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
710 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
711 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
712 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
713 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
714 config/pa/pa64-regs.h, config/pa/pa-modes.def,
715 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
716 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
717 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
718 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
719 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
720 config/mips/linux64.h, config/mips/elforion.h,
721 config/mips/constraints.md, config/mips/generic.md,
722 config/mips/predicates.md, config/mips/4300.md,
723 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
724 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
725 config/mips/5k.md, config/mips/vr4120-div.S,
726 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
727 config/mips/mips-protos.h, config/mips/6000.md,
728 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
729 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
730 config/mips/mips-modes.def, config/mips/vr.h,
731 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
732 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
733 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
734 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
735 config/vax/openbsd1.h, config/vax/netbsd.h,
736 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
737 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
738 config/h8300/rtems.h, config/h8300/predicates.md,
739 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
740 config/h8300/h8300.md, config/h8300/h8300.opt,
741 config/h8300/coff.h, config/h8300/h8300-protos.h,
742 config/v850/v850.md, config/v850/predicates.md,
743 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
744 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
745 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
746 config/mmix/mmix.h, config/mmix/predicates.md,
747 config/mmix/mmix-protos.h, config/mmix/mmix.md,
748 config/mmix/mmix.c, config/mmix/mmix.opt,
749 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
750 config/bfin/rtems.h, config/bfin/bfin-modes.def,
751 config/bfin/predicates.md, config/bfin/bfin-protos.h,
752 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
755 2007-08-02 Richard Sandiford <richard@codesourcery.com>
757 * emit-rtl.c (reset_used_decls): Rename to...
758 (set_used_decls): ...this. Set the used flag rather than clearing it.
759 (unshare_all_rtl_again): Update accordingly. Set flags on argument
760 DECL_RTLs rather than resetting them.
762 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
764 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
766 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
768 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
769 argument to find_reloads_address.
771 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
773 PR tree-optimization/32919
774 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
775 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
776 (coalesce_ssa_name): Call it.
778 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
779 David Ung <davidu@mips.com>
781 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
782 (__mips16_unorddf2, __mips16_floatunsidf): New.
783 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
785 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
787 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
789 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
790 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
791 * tree.h (OMP_SECTIONS_CONTROL): New macro.
792 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
793 * omp-low.c (get_ws_args_for, determine_parallel_type,
794 expand_omp_for_generic, expand_omp_for_static_nochunk,
795 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
796 Work with more precise CFG.
797 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
798 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
800 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
801 * gimple-low.c (lower_stmt): Ditto.
802 * tree-inline.c (estimate_num_insns_1): Ditto.
803 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
804 (OMP_SECTIONS_SWITCH): New.
805 * tree-cfgcleanup.c (cleanup_omp_return): New.
806 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
807 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
808 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
809 (tree_redirect_edge_and_branch): Handle omp constructs.
811 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
812 with three arguments.
814 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
816 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
819 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
821 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
822 the loop structures may need fixing.
823 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
825 (cleanup_tree_cfg_loop): Removed.
826 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
827 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
828 instead of running cleanup_tree_cfg_loop.
829 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
830 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
831 (tree_predictive_commoning): Declaration changed.
832 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
834 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
836 * doc/invoke.texi (l1-cache-size): Update documentation.
837 (l2-cache-size): Document.
838 * params.h (L2_CACHE_SIZE): New macro.
839 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
840 that L1_CACHE_SIZE is in kB now.
841 (L2_CACHE_SIZE_BYTES): New macro.
842 (tree_ssa_prefetch_arrays): Show size in kB.
843 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
844 and l2_cache_size fields.
845 * config/i386/driver-i386.c (describe_cache): Detect cache size
847 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
848 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
849 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
850 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
851 (override_options): Set l1-cache-size and l2-cache-size to default
852 values if not specified otherwise.
853 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
854 (PARAM_L2_CACHE_SIZE): New.
856 2007-08-01 Nigel Stephens <nigel@mips.com>
857 David Ung <davidu@mips.com>
858 Thiemo Seufer <ths@mips.com>
859 Chris Dearman <chris@mips.com>
860 Richard Sandiford <richard@codesourcery.com>
862 * config.gcc (mips*-sde-elf*): New stanza.
863 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
864 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
865 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
866 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
867 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
868 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
870 * config/mips/sde.h: New file.
871 * config/mips/t-libgcc-mips16: Likewise.
872 * config/mips/t-sde: Likewise.
873 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
874 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
875 _MIPS_FPSET and _MIPS_SZINT.
876 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
877 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
878 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
879 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
880 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
881 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
882 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
883 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
884 _MIPS_SZPTR and _MIPS_FPSET.
885 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
886 architecture is specified.
887 (MIPS_32BIT_OPTION_SPEC): New macro.
889 2007-07-31 Dan Hipschman <dsh@google.com>
891 * gcc.c (end_going_arg): New function.
895 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
897 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
898 only if ENABLE_CHECKING is defined.
900 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
902 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
903 df_ru_add_problem, df_ru_get_bb_info): Removed.
904 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
905 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
906 df_ru_free_bb_info, df_ru_alloc,
907 df_ru_bb_local_compute_process_def,
908 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
909 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
910 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
911 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
912 df_ru_add_problem): Removed.
914 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
917 * pa.md (casesi32): Use match_scratch. Revise insn condition.
918 (casesi32p, casesi64p): Likewise.
919 (casesi): Adjust for above.
921 2007-07-31 Richard Sandiford <richard@codesourcery.com>
923 * mode-switching.c (create_pre_exit): Don't search past calls.
925 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
927 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
929 2007-07-31 Revital Eres <eres@il.ibm.com>
931 * ddg.c (add_deps_for_def): Rename to...
932 (add_cross_iteration_register_deps): This. Change implementation
933 to use only reaching def and def-use chains to construct the
934 inter loop dependencies.
935 (add_deps_for_use): Remove function.
936 (build_inter_loop_deps): Call add_cross_iteration_register_deps
937 function to build the inter loop dependencies.
938 * modulo-sched.c (sms_schedule): Build only
939 reaching def and def-use chains for the propose of the ddg
942 2007-07-31 Julian Brown <julian@codesourcery.com>
944 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
945 New define_insns. Use correct RTL.
946 (vec_set<mode>): Write as expander.
948 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
950 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
951 to an unallocated space.
953 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
956 (split_constant_offset): Enable split_constant_offset to extract
957 constants from other statements.
958 * tree-vect-transform.c
959 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
960 to a temp var. Force base_offset to be simple.
962 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
964 * df-scan.c (df_scan_verify): Remove artificial limit on
965 the number of blocks for verification.
966 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
967 df_simulate_defs): Avoid unnecessary insn checking for defs.
969 2007-07-29 Mark Mitchell <mark@codesourcery.com>
972 * config/m68k/lb1sf68.asm (FUNC): New macro.
974 (__udivsi3): Likewise.
975 (__divsi3): Likewise.
976 (__umodsi3): Likewise.
977 (__modsi3): Likewise.
978 (__subdf3): Likewise.
979 (__adddf3): Likewise.
980 (__muldf3): Likewise.
981 (__divdf3): Likewise.
982 (__negdf2): Likewise.
983 (__cmpdf2): Likewise.
984 (__subsf3): Likewise.
985 (__addsf3): Likewise.
986 (__mulsf3): Likewise.
987 (__divsf3): Likewise.
988 (__negsf2): Likewise.
989 (__cmpsf2): Likewise.
1000 (__ltsf2): Likewise.
1001 (__lesf2): Likewise.
1003 2007-07-30 Ollie Wild <aaw@google.com>
1005 * c-ppoutput.c (print_lines_directives_only): New function.
1006 (scan_translation_unit_directives_only): New function.
1007 (preprocess_file): Add call to scan_translation_unit_directives_only.
1008 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1009 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1010 -fdirectives-only. Add errors for -fdirectives-only conflict with
1011 -Wunused-macros and -traditional.
1012 (finish_options): Add builtin macro initialization for
1013 -fdirectives-only + -fpreprocessed.
1014 * c.opt (fdirectives-only): New.
1015 * doc/cppopts.texi (fdirectives-only): New.
1017 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1019 * alias.c (record_set, memory_modified_1): Constify.
1020 * bt-load.c (note_btr_set): Likewise.
1021 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1022 * combine.c (set_nonzero_bits_and_sign_copies,
1023 expand_field_assignment, record_dead_and_set_regs_1,
1024 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1025 likely_spilled_retval_1): Likewise.
1026 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1027 frv_io_handle_set): Likewise.
1028 * config/mips/mips.c (mips_sim_record_set,
1029 vr4130_true_reg_dependence_p_1): Likewise.
1030 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1031 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1032 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1033 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1034 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1035 * ddg.c (mark_mem_store): Likewise.
1036 * df-problems.c (df_urec_mark_reg_change): Likewise.
1037 * function.c (update_epilogue_consts): Likewise.
1038 * gcse.c (record_set_info, record_last_set_info,
1039 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1040 reg_clear_last_set): Likewise.
1041 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1043 * jump.c (reversed_comparison_code_parts): Likewise.
1044 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1045 reg_is_set): Likewise.
1046 * loop-iv.c (mark_altered): Likewise.
1047 * mode-switching.c (reg_becomes_live): Likewise.
1048 * optabs.c (no_conflict_move_test): Likewise.
1049 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1051 * postreload.c (reload_combine_note_store, move2add_note_store):
1053 * regmove.c (flags_set_1): Likewise.
1054 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1056 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1058 * resource.c (update_live_status): Likewise.
1059 * rtl.h (set_of, note_stores): Likewise.
1060 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1061 note_stores, parms_set): Likewise.
1062 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1063 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1065 * var-tracking.c (count_stores, add_stores): Likewise.
1067 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1069 * alias.c (mems_in_disjoint_alias_sets_p,
1070 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1071 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1072 write_dependence_p, mems_in_disjoint_alias_sets_p,
1073 read_dependence, true_dependence, canon_true_dependence,
1074 anti_dependence, output_dependence): Constify.
1075 * combine.c (extended_count): Likewise.
1076 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1077 * cselib.c (get_value_hash, references_value_p,
1078 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1079 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1080 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1081 * function.c (contains, prologue_epilogue_contains,
1082 sibcall_epilogue_contains): Likewise.
1083 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1084 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1085 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1086 reg_or_subregno): Likewise.
1087 * recog.c (asm_noperands): Likewise.
1088 * reload1.c (function_invariant_p): Likewise.
1089 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1090 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1091 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
1092 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
1093 true_regnum, reg_or_subregno, condjump_in_parallel_p,
1094 extended_count, prologue_epilogue_contains,
1095 sibcall_epilogue_contains, function_invariant_p, true_dependence,
1096 canon_true_dependence, read_dependence, anti_dependence,
1097 output_dependence): Likewise.
1098 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
1100 2007-07-30 Julian Brown <julian@codesourcery.com>
1102 * config/arm/neon.md (V_ext): New mode attribute.
1103 (neon_vget_lane<mode>): Replace with define_expand.
1104 (neon_vget_lane<mode>_sext_internal)
1105 (neon_vget_lane<mode>_zext_internal): New define_insns for double
1106 and quad precision vectors.
1107 (neon_vget_lanedi): Add bounds check. Remove dead comment.
1108 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
1109 have typeless 32-bit result.
1111 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1114 * tree-affine.h (aff_tree): The type of rest is sizetype for types
1116 * tree-affine.c (aff_combination_scale): If type is a pointer type,
1117 use sizetype for rest.
1118 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
1119 (aff_combination_convert): Don't convert rest for pointer types.
1121 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1123 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
1125 * tree-ssa-alias.c: Add alloc-pool.h.
1126 (init_alias_info): Free alias_bitmap_obstack.
1127 (delete_alias_info): Call delete_mem_ref_stats.
1128 (get_mem_sym_stats_for): Use alloc_pool.
1129 (init_mem_ref_stats): Do not delete mem_ref_stats here.
1130 (delete_mem_sym_stats): Removed.
1132 2007-07-29 Sebastian Pop <sebpop@gmail.com>
1134 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
1135 functions cannot be represented as classical distance vectors.
1137 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1139 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
1140 * builtins.c (validate_arg, builtin_mathfn_code,
1141 validate_arglist): Likewise.
1142 * calls.c (call_expr_flags): Likewise.
1143 * combine.c (reg_nonzero_bits_for_combine,
1144 reg_num_sign_bit_copies_for_combine, get_last_value,
1145 reg_truncated_to_mode): Likewise.
1146 * emit-rtl.c (subreg_lowpart_p): Likewise.
1147 * expr.c (highest_pow2_factor_for_target,
1148 categorize_ctor_elements_1, categorize_ctor_elements,
1149 count_type_elements, contains_packed_reference,
1150 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
1151 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
1152 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
1153 native_encode_int, native_encode_real, native_encode_complex,
1154 native_encode_vector, native_encode_expr, native_interpret_int,
1155 native_interpret_real, native_interpret_complex,
1156 native_interpret_vector, native_interpret_expr): Likewise.
1157 * function.c (use_register_for_decl): Likewise.
1158 * gimplify.c (get_name): Likewise.
1159 * langhooks-def.h (lhd_return_null_const_tree): New.
1160 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
1161 * langhooks.c (lhd_return_null_const_tree): New.
1162 * langhooks.h (lang_get_callee_fndecl): Constify.
1163 * output.h (constructor_static_from_elts_p): Likewise.
1164 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
1165 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
1166 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
1167 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
1168 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
1169 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
1170 * rtlhooks-def.h (reg_nonzero_bits_general,
1171 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
1173 * rtlhooks.c (reg_num_sign_bit_copies_general,
1174 reg_nonzero_bits_general, reg_truncated_to_mode_general):
1176 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
1177 * stor-layout.c (mode_for_size_tree): Likewise.
1178 * tree-ssa-loop-im.c (memref_eq): Likewise.
1179 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
1180 * tree.c (contains_placeholder_p, type_list_equal,
1181 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
1183 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
1184 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
1185 contains_placeholder_p, contains_packed_reference,
1186 get_callee_fndecl, operand_equal_for_phi_arg_p,
1187 warn_if_unused_value, is_body_block, native_encode_expr,
1188 native_interpret_expr, fold_convertible_p, operand_equal_p,
1189 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
1190 validate_arglist, simple_cst_equal, type_list_equal,
1191 use_register_for_decl, call_expr_flags, get_name,
1192 highest_pow2_factor): Likewise.
1193 (const_call_expr_arg_iterator_d,
1194 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
1195 first_const_call_expr_arg, more_const_call_expr_args_p,
1196 FOR_EACH_CONST_CALL_EXPR_ARG): New.
1197 * varasm.c (constructor_static_from_elts_p): Constify.
1199 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
1201 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
1202 config/arm/neon-schedgen.ml, config/arm/neon.ml,
1203 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
1204 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
1205 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
1206 tree-vect-transform.c, tree.def: Fix comment typos. Follow
1207 spelling conventions.
1208 * doc/invoke.texi: Follow spelling conventions.
1210 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
1211 Revital Eres <eres@il.ibm.com>
1213 * modulo-sched.c (sms_schedule): Avoid loops which includes
1214 auto-increment instructions.
1216 2007-07-28 Richard Guenther <rguenther@suse.de>
1219 * fold-const.c (fold_cond_expr_with_comparison): Convert
1220 operand zero of MIN/MAX_EXPR to correct type.
1222 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1224 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
1225 flags_from_decl_or_type): Constify.
1226 * gcc.c (do_spec_1): Likewise.
1227 * print-tree.c (dump_addr, print_node_brief): Likewise.
1228 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
1229 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
1230 tree_purge_all_dead_eh_edges): Likewise.
1231 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
1232 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
1234 * tree.c (expr_location, expr_has_location, expr_locus,
1235 expr_filename, expr_lineno, get_inner_array_type,
1236 fields_compatible_p): Likewise.
1237 * tree.h (get_inner_array_type, fields_compatible_p,
1238 expr_location, expr_has_location, expr_locus, expr_filename,
1239 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
1240 setjmp_call_p, alloca_call_p): Likewise.
1242 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
1244 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
1245 TV_FLOW_INSENSITIVE.
1247 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
1249 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
1250 (compute_flow_insensitive_aliasing): Ditto for
1251 TV_FLOW_INSENSITIVE.
1253 2007-07-27 Jan Hubicka <jh@suse.cz>
1255 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
1258 * attribs.c: Include hashtab.h
1259 (attribute_hash): New.
1260 (substring): New structure.
1261 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
1263 (init_attributes): Initialize attribute hash.
1264 (decl_attributes): Use attribute hash.
1265 * Makefile.in (attribs.c): Depend on hashtab.h.
1267 2007-07-27 Steve Ellcey <sje@cup.hp.com>
1269 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
1271 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1273 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
1274 __mips_dspr2 and __mips_dsp_rev macros.
1275 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
1277 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
1279 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
1281 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1285 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
1286 and the updating of the live and do_not_gen sets.
1287 (df_note_bb_compute): Added updating of live and do_not_gen sets
1288 for regular defs so that the case of clobber inside conditional
1289 call is processed correctly.
1291 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1293 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
1294 operands with compatible type.
1296 2007-07-27 Richard Sandiford <richard@codesourcery.com>
1298 * expr.h (store_bit_field): Don't return a value.
1299 * expmed.c (check_predicate_volatile_ok): New function.
1300 (store_bit_field_1): New function, extracted from store_bit_field.
1301 Take a fallback_p argument and return true if the operation succeeded.
1302 Only use store_fixed_bit_field if fallback_p. Don't recompute
1303 mode_for_extraction; use op_mode instead. Try forcing memories
1304 into registers if the insv expander fails.
1305 (store_bit_field): Use store_bit_field_1 with fallback_p true.
1306 Don't return a value.
1307 (convert_extracted_bit_field): New function, extracted from
1309 (extract_bit_field_1): Likewise. Take a fallback_p argument
1310 and return NULL if the operation succeeded. Only use
1311 extract_fixed_bit_field if fallback_p. Only calculate one
1312 extraction mode. Combine code for extv and extzv. Try forcing
1313 memories into registers if the ext(z)v expander fails.
1314 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
1316 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1318 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
1320 (df_ref): Likewise. Put regno with other integer fields.
1322 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
1324 * df.h (df_mw_hardreg): Remove "loc" field.
1325 * df-scan.c (df_ref_record): Don't set it. Remove redundant
1327 * df-problems.c (df_whole_mw_reg_unused_p): New function,
1328 split out from df_set_unused_notes_for_mw. Return false for
1329 partial references. Assert that mw_reg is a REG when returning true.
1330 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
1331 (df_whole_mw_reg_dead_p): New function, split out from
1332 df_set_dead_notes_for_mw. Return false for partial references.
1333 Assert that mw_reg is a REG when returning true.
1334 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
1335 Remove redundant bitmap check.
1337 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
1339 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
1340 ($(T)crtend.o): Likwise.
1341 ($(T)crtbeginS.o): Likwise.
1342 ($(T)crtendS.o): Likwise.
1343 ($(T)crtfastmath.o): Likwise.
1345 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
1347 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
1348 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
1349 * basic-block.h (struct control_flow_graph): Added x_dom_computed
1350 and x_n_bbs_in_dom_tree fields.
1352 2007-07-26 Steve Ellcey <sje@cup.hp.com>
1354 PR tree-optimization/32087
1355 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
1356 Do not call scale_bbs_frequencies_int with prob of zero.
1358 2007-07-26 Julian Brown <julian@codesourcery.com>
1360 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
1361 (neon_element_bits): Add prototypes.
1362 * config/arm/arm.c (bounds_check, neon_lane_bounds)
1363 (neon_const_bounds, neon_element_bits): New functions.
1364 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
1365 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
1366 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
1367 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
1368 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
1369 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
1370 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
1371 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
1372 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
1373 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
1374 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
1375 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
1376 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
1378 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
1380 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
1381 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
1383 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
1384 Julian Brown <julian@codesourcery.com>
1386 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
1387 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
1388 * config/arm/cortex-a8.md: New.
1389 * config/arm/cortex-a8-neon.md: New.
1390 * config/arm/neon-schedgen.ml: New.
1391 * config/arm/neon.md (vqh_mnem): New.
1393 (Is_float_mode): New.
1394 (Scalar_mul_8_16): New.
1396 (V_mode_nunits): New.
1397 (All instruction patterns): Annotate with neon_type attribute
1399 * config/arm/arm.md: Include cortex-a8.md.
1400 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
1402 Annotate instruction patterns accordingly.
1403 (generic_sched): Do not use generic scheduling for Cortex-A8.
1404 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
1406 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
1408 * fold-const.c (fold_read_from_constant_string): Use
1410 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1412 2007-07-26 Nick Clifton <nickc@redhat.com>
1414 * tree-ssa-operands.h: Change copyright header to refer to version
1415 3 of the GNU General Public License and to point readers at the
1416 COPYING3 file and the FSF's license web page.
1417 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
1418 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
1419 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
1420 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
1421 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
1422 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
1423 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
1424 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
1425 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
1426 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
1427 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
1428 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
1429 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
1430 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
1431 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
1432 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
1433 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
1434 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
1435 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
1436 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
1437 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
1438 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
1439 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
1440 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
1441 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
1442 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
1443 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
1444 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
1445 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
1446 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
1447 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
1448 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
1449 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
1450 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
1451 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
1452 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
1453 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
1454 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
1455 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
1456 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
1457 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
1458 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
1459 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
1460 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
1461 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
1462 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
1463 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
1464 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
1465 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
1466 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
1467 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
1468 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
1469 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
1470 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
1471 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
1472 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
1473 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
1474 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
1475 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
1476 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
1477 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
1478 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
1479 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
1480 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
1481 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
1482 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
1483 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
1484 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
1485 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
1486 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
1487 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
1488 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
1489 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
1490 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
1491 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
1492 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
1493 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
1494 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
1495 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
1496 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
1497 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
1498 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
1499 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
1500 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
1501 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
1502 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
1503 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
1504 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
1505 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
1506 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
1507 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
1508 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
1509 vecprim.h, basic-block.h, tree-ssa-structalias.c,
1510 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
1511 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
1512 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
1513 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
1514 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
1515 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
1516 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
1517 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
1518 convert.c, convert.h, langhooks-def.h, reload1.c,
1519 tree-ssa-operands.c: Likewise.
1521 2007-07-26 Jan Hubicka <jh@suse.cz>
1523 * tree-ssa-live.c: Include debug.h and flags.h.
1524 (mark_scope_block_unused): New function.
1525 (remove_unused_scope_block_p): New function.
1526 (remove_unused_locals): Remove unused blocks too.
1528 2007-07-25 Ian Lance Taylor <iant@google.com>
1530 * combine.c (combine_max_regno): Remove. Remove all uses.
1531 (struct reg_stat_struct): Rename from struct reg_stat.
1532 (reg_stat_type): Define, and declare VECs.
1533 (reg_stat): Change from pointer to VEC. Change all uses.
1534 (combine_split_insns): New static function.
1535 (try_combine, find_split_point): Call it instead of split_insns.
1537 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1539 * cfghooks.c (split_block): Fix the information about loop latch.
1541 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1543 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
1545 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
1547 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1548 Scan the new edge for loop exit info.
1550 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
1552 * config/darwin.c: Include debug.h.
1554 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1557 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
1559 2007-07-25 Steve Ellcey <sje@cup.hp.com>
1561 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
1562 (HARD_REGNO_MODE_OK): Ditto.
1563 (MODES_TIEABLE_P): Ditto.
1564 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
1565 (CLASS_MAX_NREGS): Ditto.
1566 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
1567 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
1568 (divdf3_internal_thr): Removed.
1569 * config/ia64/div.md: New file.
1570 * config/ia64/constraints.md: Add H constraint.
1572 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1574 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
1575 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
1576 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
1577 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
1578 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
1579 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
1580 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
1581 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
1582 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
1583 dump_sbitmap_file, debug_sbitmap, popcount_table,
1584 sbitmap_popcount): Constify.
1585 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
1586 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
1587 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
1588 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
1589 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
1590 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
1591 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
1592 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
1593 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
1594 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
1595 sbitmap_popcount, sbitmap_verify_popcount): Constify.
1597 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1599 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
1600 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
1601 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
1602 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
1603 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
1604 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
1605 bitmap_intersect_p, bitmap_intersect_compl_p,
1606 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1607 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
1609 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
1610 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
1611 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
1612 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1613 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
1614 debug_bitmap, debug_bitmap_file, bitmap_print,
1615 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
1616 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
1618 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
1620 * config/darwin.c (darwin_override_options): Additional fix for
1621 debug info formats that don't support var tracking.
1623 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1625 * cselib.c (entry_and_rtx_equal_p): Constify.
1626 * gengtype.c (output_mangled_typename, write_types, write_local):
1628 * gengtype.h (const_type_p): New.
1629 * see.c (eq_descriptor_extension, hash_descriptor_extension):
1631 * tlink.c (scan_linker_output): De-constify.
1632 * tree-ssa-loop-im.c (memref_eq): Constify.
1633 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
1634 (shared_bitmap_hash, shared_bitmap_eq): Constify.
1636 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1638 * c-common.c (fname_as_string, c_type_hash): Constify.
1639 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1640 * cgraph.c (edge_hash, edge_eq): Likewise.
1641 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
1642 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
1643 reg_attrs_htab_eq): Likewise.
1644 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
1646 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
1647 const_decl_t, const_state_t, const_automata_list_el_t): New.
1648 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
1649 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
1650 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
1651 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
1652 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
1653 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
1654 compare_max_occ_cycle_nums, out_state_arcs_num,
1655 compare_transition_els_num, units_cmp, state_reservs_cmp):
1657 * genmodes.c (cmp_modes): Likewise.
1658 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
1659 * gimplify.c (compare_case_labels): Likewise.
1660 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
1661 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
1662 * matrix-reorg.c (mtt_info_hash): Likewise.
1663 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
1664 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
1665 (htab_hash_bucket, htab_hash_elem): Constify.
1666 * tree-browser.c (TB_parent_eq): Likewise.
1667 * tree-scalar-evolution.c (hash_scev_info): Likewise.
1668 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
1669 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
1670 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
1672 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
1673 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
1674 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
1675 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
1676 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
1678 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
1679 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
1680 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
1681 * tree-ssa-threadupdate.c (redirection_data_hash,
1682 redirection_data_eq): Likewise.
1683 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
1684 * tree-ssa.c (var_ann_eq): Likewise.
1685 * tree-vrp.c (compare_case_labels): Likewise.
1686 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
1687 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
1688 tree_not_check_failed, tree_class_check_failed,
1689 tree_range_check_failed, tree_not_class_check_failed,
1690 omp_clause_check_failed, omp_clause_range_check_failed,
1691 tree_contains_struct_check_failed, tree_operand_check_failed):
1693 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
1694 tree_not_check_failed, tree_class_check_failed,
1695 tree_range_check_failed, tree_not_class_check_failed,
1696 tree_operand_check_failed, omp_clause_operand_check_failed,
1697 tree_operand_length): Likewise.
1698 * var-tracking.c (const_variable): New.
1699 (variable_htab_hash, variable_htab_eq): Constify.
1700 * varasm.c (const_desc_hash): Likewise.
1702 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1704 * expr.c (handled_component_p): Constify.
1705 * fold-const.c (fit_double_type): Likewise.
1706 * real.h (real_value_from_int_cst): Likewise.
1707 * tree-flow-inline.h (gimple_in_ssa_p,
1708 gimple_aliases_computed_p, gimple_addressable_vars,
1709 gimple_call_clobbered_vars, gimple_referenced_vars,
1710 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
1711 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
1712 may_aliases, end_readonly_imm_use_p, has_zero_uses,
1713 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
1714 is_label_stmt, is_global_var, phi_ssa_name_p,
1715 factoring_name_p, is_call_clobbered, tree_common_ann,
1716 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
1717 unmodifiable_var_p, array_ref_contains_indirect_ref,
1718 ref_contains_array_ref, lookup_subvars_for_var,
1719 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
1720 gimple_mem_ref_stats): Likewise.
1721 * tree-flow.h (tree_common_ann, var_ann, function_ann,
1722 may_aliases, is_exec_stmt, is_label_stmt,
1723 ref_contains_array_ref, array_ref_contains_indirect_ref,
1724 var_can_have_subvars, overlap_subvar, is_call_clobbered,
1725 unmodifiable_var_p): Likewise.
1726 * tree-gimple.c (is_gimple_min_invariant): Likewise.
1727 * tree-gimple.h (is_gimple_min_invariant): Likewise.
1728 * tree.c (type_hash_list, attribute_hash_list, tree_size,
1729 cst_and_fits_in_hwi, real_value_from_int_cst,
1730 build_real_from_int_cst, integer_zerop, integer_onep,
1731 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
1732 tree_floor_log2, real_zerop, real_onep, real_twop,
1733 real_minus_onep, really_constant_p, purpose_member, chain_member,
1734 list_length, fields_length, int_size_in_bytes, bit_position,
1735 int_bit_position, byte_position, int_byte_position, expr_align,
1736 array_type_nelts, tree_node_structure,
1737 type_contains_placeholder_1, iterative_hash_pointer,
1738 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
1739 tree_map_base_eq, type_hash_list, type_hash_eq,
1740 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
1741 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
1742 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1743 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
1744 int_fits_type_p, get_containing_scope, decl_function_context,
1745 decl_type_context, omp_clause_operand_check_failed,
1746 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
1747 * tree.h (omp_clause_operand_check_failed, tree_size,
1748 build_real_from_int_cst, array_type_nelts, purpose_member,
1749 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
1750 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
1751 is_attribute_p, check_qualified_type, expr_align,
1752 int_size_in_bytes, bit_position, int_bit_position, byte_position,
1753 int_byte_position, list_length, fields_length, initializer_zerop,
1754 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
1755 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
1756 tree_node_structure, handled_component_p, get_containing_scope,
1757 decl_function_context, decl_type_context, real_zerop,
1758 type_num_arguments, fit_double_type, really_constant_p,
1759 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
1760 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
1761 real_twop, real_minus_onep, int_cst_value): Likewise.
1763 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1765 * cfglayout.c (insn_scope, insn_line): Constify.
1766 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
1767 const_double_htab_hash, const_double_htab_eq,
1768 mem_attrs_htab_hash): Likewise.
1769 * loop-iv.c (biv_eq): Likewise.
1770 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
1771 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
1772 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
1774 * rtl-error.c (location_for_asm, diagnostic_for_asm,
1775 error_for_asm, warning_for_asm, _fatal_insn,
1776 _fatal_insn_not_found): Likewise.
1777 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
1778 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
1779 rtl_check_failed_type2, rtl_check_failed_code1,
1780 rtl_check_failed_code2, rtl_check_failed_code_mode,
1781 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
1782 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
1783 rtl_check_failed_type2, rtl_check_failed_code1,
1784 rtl_check_failed_code2, rtl_check_failed_code_mode,
1785 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
1786 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
1787 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
1788 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
1789 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
1790 rtx_unstable_p, get_integer_term, get_related_value,
1791 offset_within_block_p, reg_mentioned_p, count_occurrences,
1792 reg_referenced_p, reg_used_between_p, no_labels_between_p,
1793 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
1794 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
1795 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
1796 find_constant_src, find_reg_fusage, find_regno_fusage,
1797 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
1798 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
1799 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
1800 computed_jump_p, auto_inc_p, in_expr_list_p,
1801 remove_node_from_expr_list, loc_mentioned_in_p,
1802 label_is_jump_target_p, reversed_comparison_code_parts,
1803 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
1804 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
1805 print_inline_rtx): Likewise.
1806 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
1807 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
1808 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
1809 get_integer_term, get_related_value, offset_within_block_p,
1810 count_occurrences, reg_mentioned_p, no_labels_between_p,
1811 reg_used_between_p, reg_referenced_p, single_set_2,
1812 multiple_sets, set_noop_p, refers_to_regno_p,
1813 reg_overlap_mentioned_p, dead_or_set_p,
1814 covers_regno_no_parallel_p, covers_regno_p,
1815 dead_or_set_regno_p, find_reg_note, find_regno_note,
1816 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
1817 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
1818 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
1819 side_effects_p, may_trap_p_1, may_trap_p,
1820 may_trap_after_code_motion_p, may_trap_or_fault_p,
1821 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
1822 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
1823 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
1824 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
1825 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
1827 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
1828 warning_for_asm): Likewise.
1829 * tree.h (print_rtl): Likewise.
1830 * varasm.c (get_pool_mode): Likewise.
1832 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1834 * c-lex.c (c_lex_with_flags, lex_string): Constify.
1835 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
1836 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1837 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
1838 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
1839 * ddg.c (compare_sccs): Likewise.
1840 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
1841 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
1842 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
1843 decimal_do_fix_trunc, decimal_real_to_integer,
1844 decimal_real_to_integer2, decimal_real_maxval): Likewise.
1845 * dse.c (const_group_info_t): New.
1846 (invariant_group_base_eq, invariant_group_base_hash): Constify.
1847 * dwarf2out.c (const_dw_die_ref): New.
1848 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
1849 * tree-browser.c (TB_parent_eq): Likewise.
1850 * unwind-dw2-fde.c (__register_frame_info_bases,
1851 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
1852 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
1854 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
1855 * unwind-dw2.c (uw_frame_state_for): Likewise.
1856 * value-prof.c (histogram_hash, histogram_eq): Likewise.
1857 * value-prof.h (const_histogram_value): New.
1859 2007-07-25 Richard Sandiford <richard@codesourcery.com>
1861 * config/mips/mips.c (machine_function): Add
1862 initialized_mips16_gp_pseudo_p.
1863 (mips16_gp_pseudo_reg): Do not emit the initialization of
1864 mips16_gp_pseudo_rtx when being called from the gimple cost-
1865 calculation routines; emit it on the first use outside those
1868 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1870 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
1873 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1874 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
1875 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
1876 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
1877 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
1878 Preserve const-ness of parameters through use of __typeof(),
1879 also constify and tidy.
1881 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
1882 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
1883 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
1884 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
1885 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
1886 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
1887 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
1888 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
1889 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
1891 2007-07-25 Julian Brown <julian@codesourcery.com>
1892 Mark Shinwell <shinwell@codesourcery.com>
1894 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
1895 (alpha_mangle_type): This.
1896 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1897 (TARGET_MANGLE_TYPE): Define this instead.
1898 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
1899 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
1900 (arm_init_neon_builtins): Fix comment.
1901 (arm_mangle_map_entry): New.
1902 (arm_mangle_map): New.
1903 (arm_mangle_type): New.
1904 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
1905 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1906 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1907 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1908 (TARGET_MANGLE_TYPE): Define this instead.
1909 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
1910 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
1911 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
1912 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1913 (TARGET_MANGLE_TYPE): Define this instead.
1914 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
1916 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
1917 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1918 (TARGET_MANGLE_TYPE): Define this instead.
1919 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
1920 (s390_mangle_type): This.
1921 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1922 (TARGET_MANGLE_TYPE): Define this instead.
1923 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
1924 (sparc_mangle_type): This.
1925 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
1926 (TARGET_MANGLE_TYPE): Define this instead.
1927 * cp/mangle.c (write_type): Call mangle_type target hook on all
1928 types before mangling. Use original type, not main variant, as
1930 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
1931 (TARGET_MANGLE_TYPE): This.
1932 * target.h (gcc_target): Rename mangle_fundamental_type to
1934 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
1935 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
1937 2007-07-25 Julian Brown <julian@codesourcery.com>
1938 Paul Brook <paul@codesourcery.com>
1939 Joseph Myers <joseph@codesourcery.com>
1940 Mark Shinwell <shinwell@codesourcery.com>
1942 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
1943 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
1944 (with_fpu): Allow --with-fpu=neon.
1945 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1946 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
1947 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
1948 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
1949 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
1950 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
1951 (neon_emit_pair_result_insn, neon_disambiguate_copy)
1952 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
1953 (output_move_neon): Add prototypes.
1954 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
1955 (all_fpus): Add FPUTYPE_NEON.
1956 (fp_model_for_fpu): Add NEON field.
1957 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
1958 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
1960 (arm_legitimate_address_p): Don't support fancy addressing for NEON
1962 (thumb2_legitimate_address_p): Likewise.
1963 (neon_valid_immediate): Recognize and prepare constants suitable for
1965 (neon_immediate_valid_for_move): New function. Recognize and prepare
1966 immediates for NEON move instructions.
1967 (neon_immediate_valid_for_logic): New function. Recognize and
1968 prepare immediates for NEON logic instructions.
1969 (neon_output_logic_immediate): New function. Create asm string
1970 suitable for outputting immediate logic instructions.
1971 (neon_pairwise_reduce): New function. Implement reduction using
1972 pairwise operations.
1973 (neon_expand_vector_init): New function. Expand a (possibly
1974 non-constant) vector initialization.
1975 (neon_vector_mem_operand): New function. Memory operands supported
1976 for quad-word loads/stores to/from ARM or NEON registers. Don't
1977 allow base+offset addressing for core regs.
1978 (neon_struct_mem_operand): New function. Valid mems for NEON
1980 (coproc_secondary_reload_class): Enable NEON registers to be loaded
1981 from neon_vector_mem_operand addresses without a secondary register.
1982 (add_minipool_forward_ref): Handle >8-byte minipool entries.
1983 (add_minipool_backward_ref): Likewise.
1984 (dump_minipool): Likewise.
1985 (push_minipool_fix): Likewise.
1986 (output_move_quad): New function. Output quad-word moves, loads and
1987 stores using ARM registers.
1988 (output_move_vfp): Add support for vectors in VFP (NEON) D
1990 (output_move_neon): Output a NEON load/store to/from a quadword
1992 (arm_print_operand): Implement new codes:
1993 - 'c' for unadorned integers (without a # sign).
1994 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
1996 - 'e', 'f' for the low and high D parts of a NEON Q register.
1997 - 'q' outputs a NEON Q register.
1998 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
1999 - 'T' prints NEON opcode features from a coded bitmask.
2000 - 'F' is similar to T, but signed/unsigned codes both print as
2002 - 't' is similar to T, but 'u' is printed instead of 'p'.
2003 - 'O' prints 'r' if NEON instruction should perform rounding (as
2004 specified by bitmask), else prints nothing.
2005 - '#' is a punctuation character to stop operand numbers from
2006 running together with following digits in the assembler
2007 strings for instructions (when using mode attributes).
2008 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2009 constant vectors in big-endian mode, where necessary.
2010 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2011 Handle EI, OI, CI, XI modes.
2012 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2013 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2014 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2015 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2016 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2018 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2019 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2020 to turn v8qi, etc. into bits defined above.
2021 (neon_itype): New enumeration. Classifications of NEON builtins.
2022 (neon_builtin_datum): Define struct. Contains information about
2023 a single builtin (with multiple modes).
2024 (CF): Define helper macro for...
2025 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2027 (neon_builtin_data): New array. Define information about builtins
2028 for use during initialization/expansion.
2029 (arm_init_neon_builtins): New function.
2030 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2032 (neon_builtin_compare): New function.
2033 (locate_neon_builtin_icode): New function. Find an insn code for a
2034 builtin given a function code for that builtin. Also return type of
2035 builtin (NEON_BINOP, NEON_UNOP etc.).
2036 (builtin_arg): New enumeration. Types of arguments for builtins.
2037 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2038 Takes a variable argument list of builtin_arg types, terminated by
2040 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2041 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2042 (neon_emit_pair_result_insn): New function. Support returning pairs
2043 of vectors via a pointer.
2044 (neon_disambiguate_copy): New function. Set up operands for a
2045 multi-word copy such that registers do not get clobbered.
2046 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2047 ARM_BUILTIN_NEON_BASE.
2048 (arm_file_start): Set float-abi attribute for NEON.
2049 (arm_vector_mode_supported_p): Enable NEON vector modes.
2050 (arm_mangle_map_entry): New.
2051 (arm_mangle_map): New.
2052 (arm_mangle_vector_type): New.
2053 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2055 (TARGET_NEON): New macro. Target supports NEON.
2056 (fputype): Add FPUTYPE_NEON.
2057 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2058 for vectorization based on command-line arg.
2059 (NEON_REGNO_OK_FOR_NREGS): Define.
2060 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2061 (VALID_NEON_STRUCT_MODE): Define.
2062 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2063 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2064 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2065 (consttable_16): Add pattern for outputting 16-byte minipool
2067 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2069 (vec-common.md, neon.md): Include md files.
2070 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2071 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2072 (memory_constraint "Ut", "Un", "Us"): Define.
2073 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2074 (MMX_char): New mode attribute.
2075 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2076 (*add<mode>3_iwmmxt): New insn pattern.
2077 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2078 (*sub<mode>3_iwmmxt): New insn pattern.
2079 (mulv4hi3): Rename to...
2080 (*mulv4hi3_iwmmxt): This.
2081 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2082 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2083 (uminv4hi3, uminv2si3): Remove. Replace with...
2084 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2085 (*umin<mode>3_iwmmxt): These.
2086 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2087 (ashr<mode>3_iwmmxt): This new pattern.
2088 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2089 (lshr<mode>3_iwmmxt): This new pattern.
2090 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2091 (ashl<mode>3_iwmmxt): This new pattern.
2092 * config/arm/neon-docgen.ml: New file. Generate documentation for
2094 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
2095 * config/arm/arm_neon.h: New (autogenerated).
2096 * config/arm/neon-testgen.ml: New file. Generate NEON tests
2098 * config/arm/neon.md: New file. Define NEON instructions.
2099 * config/arm/neon.ml: New file. Abstract description of NEON
2100 instructions, used to generate arm_neon.h header, documentation and
2102 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
2103 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
2105 * doc/extend.texi (ARM Built-in Functions): Rename and remove
2107 (ARM NEON Intrinsics): New subsection.
2108 * doc/arm-neon-intrinsics.texi: New (autogenerated).
2110 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
2112 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
2115 2007-07-24 Jan Hubicka <jh@suse.cz>
2117 * regclass.c (move_table): New type.
2118 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
2119 (init_move_cost): Break out from ...
2120 (init_reg_sets_1): ... here; simplify computation of
2121 have_regs-of_mode and contains_reg_of_mode.
2122 (record_reg_classes): Unswitch internal loops.
2123 (copy_cost): Trigger lazy initialization of move cost
2124 (record_address_regs): Likewise.
2126 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
2128 * config/darwin.c (darwin_override_options): Don't force on
2129 flag_var_tracking_uninit when no debug info is requested.
2131 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2133 * cfgloop.c (init_loops_structure): New function.
2134 (flow_loops_find): Create root of the loop tree unconditionally.
2136 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
2138 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
2140 2007-07-24 Jan Hubicka <jh@suse.cz>
2142 * caller-save.c: Include ggc.h, gt-caller-save.h
2143 (reg_save_code, reg_restore_code): Rename to ...
2144 (cached_reg_save_code, cached_reg_restore_code): ... those.
2145 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
2146 (reg_save_code, reg_restore_code): New functions.
2147 (init_caller_save): Do not intialize
2148 reg_save_code/reg_restore_code tables.
2149 * Makefile.in: (gt-caller-save.h): New.
2151 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2153 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
2154 with the mode of the original operand instead of
2157 2007-07-23 Jan Hubicka <jH@suse.cz>
2159 * i386.c (ix86_secondary_memory_needed): Break out to...
2160 (inline_secondary_memory_needed): ... here.
2161 (ix86_memory_move_cost): Break out to ...
2162 (inline_memory_move_cost): ... here; add support for IN value of 2 for
2163 maximum of input and output; fix handling of Q_REGS on 64bit.
2164 (ix86_secondary_memory_needed): Microoptimize.
2166 2007-07-23 Sebastian Pop <sebpop@gmail.com>
2168 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
2169 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
2170 stmts_from_loop, known_dependences_p, build_rdg): New.
2171 * tree-data-ref.h: Depends on graphds.h.
2172 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
2173 (build_rdg): Declared.
2174 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
2176 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
2178 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
2181 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
2182 Jakub Jelinek <jakub@redhat.com>
2184 PR middle-end/PR28690
2185 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
2186 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
2187 and MEM_POINTER operands over REG and MEM operands.
2188 (swap_commutative_operands_p): Change return value to bool.
2189 * rtl.h: Update the corresponding prototype.
2190 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
2191 instead of gen_rtx_PLUS.
2192 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
2193 value to bool. Change function arguments to rtx's and update code
2195 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
2196 calls to match the new declaration.
2197 * simplify-rtx.c (simplify_associative_operation): Don't
2198 reorder simplify_binary_operation arguments.
2200 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2202 * config/mips/mips.c (override_options): Use mips_costs to derive
2203 the default branch cost.
2204 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
2206 * config/mips/mips.opt (mbranch-cost=): New option.
2207 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
2209 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2211 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
2212 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
2213 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
2214 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
2216 2007-07-23 Richard Sandiford <richard@codesourcery.com>
2218 * config/mips/constraints.md (ks): New constraint.
2219 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
2220 (*add<mode>3_mips16): ...here.
2222 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
2224 * optabs.h (enum optab_index): Add new OTI_signbit.
2225 (signbit_optab): Define corresponding macro.
2226 (enum insn_code signbit_optab[]): Remove array.
2227 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
2228 (expand_copysign_absneg): If back end provides signbit insn, use it
2229 instead of bit operations on floating point argument.
2230 * builtins.c (enum insn_code signbit_optab[]): Remove array.
2231 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
2232 availability of signbit insn.
2234 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
2235 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
2236 SSE mode is not active.
2237 (isinf<mode>2): Disable for mfpmath=sse,387.
2239 2007-07-22 Ben Elliston <bje@au.ibm.com>
2241 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
2243 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
2245 2007-07-20 Richard Guenther <rguenther@suse.de>
2247 * tree-cfg.c (verify_expr): COND_EXPRs can have any
2248 integral typed condition.
2249 * tree-ssa.c (useless_type_conversion_p): Do not preserve
2250 booleanness. Only preserve conversions from a non-base
2251 type to a base type, not in general between types with
2252 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
2253 * tree.def (COND_EXPR): Document that the condition
2254 can be of any integral type.
2256 2007-07-20 Nigel Stephens <nigel@mips.com>
2257 Richard Sandiford <richard@codesourcery.com>
2259 * config/mips/mips.h (mips_dwarf_regno): Declare.
2260 (DBX_REGISTER_NUMBER): Remove redundant brackets.
2261 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
2262 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
2263 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
2264 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2265 (REG_CLASS_NAMES): Update accordingly.
2266 * config/mips/mips.c (mips_dwarf_regno): New array.
2267 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
2268 (mips_subword): Remove special handling for accumulator registers.
2269 (override_options): Initiailize mips_dwarf_regno. Remove use
2271 (mips_swap_registers): New function.
2272 (mips_conditional_register_usage): Swap accumulator registers
2273 around if TARGET_LITTLE_ENDIAN.
2274 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
2275 * config/mips/constraints.md (h, l): Use the endianness to choose
2276 between MD0_REG and MD1_REG.
2277 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
2278 alternative-dependent template.
2280 2007-07-20 Richard Sandiford <richard@codesourcery.com>
2282 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
2285 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2287 * function.c (thread_prologue_and_epilogue_insns): Fix exit
2288 predecessor fallthru flags.
2290 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2292 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
2293 of compare to the same type.
2294 * cfgloopmanip.c (add_loop): Update information about loop exits.
2295 (loop_version): Remove the innermost loop requirement.
2296 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
2297 to sizetype for pointers.
2299 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
2301 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
2302 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
2303 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
2305 * config/dfp-bit.c: Empty for TFmode conversions.
2307 2007-07-18 Caroline Tice <ctice@apple.com>
2309 * var-tracking.c (find_src_status): Check for COND_EXEC insns
2310 and handle them correctly; check that src is not NULL before
2312 (find_src_set_src): Likewise.
2314 2007-07-18 Bob Wilson <bob.wilson@acm.org>
2316 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
2317 (struct alignment_context, init_alignment_context): New.
2318 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
2319 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
2320 (XCHAL_HAVE_S32C1I): Likewise.
2321 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
2322 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
2323 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
2324 (ATOMIC, HQI): New macros.
2325 (memory_barrier, *memory_barrier): New.
2326 (sync_lock_releasesi): New.
2327 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
2328 (sync_lock_test_and_set<mode>): New.
2329 (sync_<atomic><mode>): New.
2330 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
2331 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
2332 (xtensa_expand_atomic): New.
2334 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
2339 transformation for builtin ISNORMAL.
2340 (expand_builtin): Handle BUILT_IN_ISNORMAL.
2341 * builtins.def (BUILT_IN_ISNORMAL): New.
2342 * doc/extend.texi: Document isnormal.
2344 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
2349 optabs infrastructure. Provide generic implementation for
2351 (expand_builtin): Handle FINITE/ISFINITE.
2352 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
2353 (fold_builtin_1): Likewise.
2355 * builtins.def (BUILT_IN_ISFINITE): New.
2357 * doc/extend.texi: Document isfinite.
2359 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2364 * builtins.c (expand_builtin_interclass_mathfn): Provide a
2365 generic fallback for isinf.
2366 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
2367 calculation code ...
2368 * real.c (get_max_float): ... to here.
2369 * real.h (get_max_float): New.
2371 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2375 * builtin-attrs.def (ATTR_TYPEGENERIC,
2376 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
2378 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
2379 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
2380 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
2381 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
2383 * c-common.c (handle_type_generic_attribute): New.
2384 (c_common_attribute_table): Add "type generic".
2386 * c-typeck.c (convert_arguments): Handle "type generic" functions.
2388 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
2390 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
2391 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
2394 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2397 * config/cris/cris.c (cris_print_index): Don't use XEXP before
2398 checking that the operand is an expression.
2400 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
2401 Danny Smith <dannysmith@users.sourceforge.net>
2404 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
2405 file mapping object in local namespace if Windows version later
2408 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2410 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
2411 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
2412 arm_cannot_force_const_mem.
2413 (arm_cannot_force_const_mem): New function.
2414 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
2415 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
2416 of arm_tls_referenced_p.
2417 * config/arm/arm.md (movsi): Split out-of-section constants when
2418 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
2419 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2421 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2423 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
2425 2007-07-18 Richard Sandiford <richard@codesourcery.com>
2427 * config/mips/mips.md (*extendqihi2): Convert the destination
2430 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2432 * config/pa/fptr.c: Update license header.
2433 * config/pa/milli64.S: Likewise.
2435 2007-07-17 Nick Clifton <nickc@redhat.com>
2437 * COPYING_v3: New file. Contains version 3 of the GNU General
2439 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
2440 Lesser General Public License.
2441 * doc/include/gpl_v3.texi: New file. Contains version 3 of
2442 the GNU General Public License.
2444 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
2446 PR rtl-optimization/32773
2447 * cfglayout.c (force_one_exit_fallthru): New function.
2448 (cfg_layout_finalize): Use it.
2450 2007-07-16 Richard Guenther <rguenther@suse.de>
2451 Uros Bizjak <ubizjak@gmail.com>
2453 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
2454 before forcing it to gimple operand.
2456 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2457 David Ung <davidu@mips.com>
2459 * config/mips/mips.h (TUNE_24K): Define.
2460 (TUNE_MACC_CHAINS): Add TUNE_24K.
2461 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
2463 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
2464 (r74k_int_madd): .. this new reservation.
2465 (define_bypass): Fixed bypasses for r74k_int_madd to use
2467 * config/mips/24k.md (define_bypass): Define new
2468 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
2470 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
2471 Nigel Stephens <nigel@mips.com>
2473 * config/mips/mips.md: Include 20kc.md.
2474 * config/mips/20kc.md: New file.
2475 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
2476 (mips_adjust_cost): Tweak for 20Kc.
2477 (mips_issue_rate): Likewise.
2478 * config/mips/mips.h (TUNE_20KC): Define.
2480 2007-07-16 David Edelsohn <edelsohn@gnu.og>
2482 * config/rs6000/rs6000.c (struct processor_cost): Add
2483 cache_line_size, l1_cache_lines, and simultaneous_prefetches
2485 (*_cost): Add cache information.
2486 (rs6000_override_options): Set cache parameters.
2488 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2491 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
2492 * doc/install.texi (mips-sgi-irix6): pthread support works now.
2494 2007-07-16 Paul Brook <paul@codesourcery.com>
2497 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
2498 (cirrus_thumb2_movsi_insn): Ditto.
2500 2007-07-15 Geoffrey Keating <geoffk@apple.com>
2502 * config/rs6000/darwin-fallback.c (interpret_libc): Change
2505 2007-07-15 Andrew Haley <aph@redhat.com>
2507 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
2508 before looking in the context.
2510 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2514 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
2515 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
2516 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2517 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
2518 to generate .CALLINFO statement.
2519 (hppa_expand_prologue): Set rp_saved.
2520 (hppa_expand_epilogue): Use rp_saved.
2521 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
2522 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
2524 2007-07-14 Dirk Mueller <dmueller@suse.de>
2526 * omega.c (coalesce): Fix memory leak on early exit.
2527 * matrix-reorg.c (check_allocation_function): Likewise.
2528 * tree-vect-transform.c (vect_get_new_vect_var): free result
2530 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2531 pass pointer to edge vector
2532 (partition_hot_cold_basic_blocks): Fix memory leak.
2533 * collect2.c (prefix_from_string): Free temporary storage.
2534 * reload1.c (fixup_abnormal_edges): Free sbitmap.
2536 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
2538 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
2539 (DO_GLOBAL_DTORS_BODY): Likewise.
2541 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2542 Nigel Stephens <nigel@mips.com>
2544 * config/mips/mips.c (mips_classify_symbol): Don't return
2545 SYMBOL_SMALL_DATA for constant pool addresses if
2546 TARGET_EMBEDDED_DATA is true.
2548 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
2551 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
2552 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
2553 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
2554 __builtin_ia32_storehps, __builtin_ia32_storelps,
2555 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
2556 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
2557 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
2558 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
2559 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
2560 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
2561 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
2562 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
2563 using def_builtin_const.
2565 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
2567 PR tree-optimization/32705
2568 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
2569 (simplify_binary_expression): Use SSA_VAL consistently.
2571 2007-07-13 David Edelsohn <edelsohn@gnu.org>
2573 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
2574 (SPEFSCR_REGNO): Delete definition.
2575 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
2576 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2577 * config/rs6000/rs6000.h: Do not define *_REGNO.
2578 LINK_REGISTER_REGNUM -> LR_REGNO.
2579 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2580 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
2581 COUNT_REGISTER_REGNUM -> CTR_REGNO.
2582 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
2583 R_VRSAVE, R_VSCR. Use them.
2584 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
2585 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
2586 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
2587 * config/rs6000/aix.h: Define R_LR. Use it.
2589 2007-07-13 Caroline Tice <ctice@apple.com>
2591 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
2592 flag_var_tracking is explicitly turned off (i.e. when variable
2593 tracking is not feasible); otherwise, turn flag_var_tracking on when
2594 flag_var_tracking_uninit is on.
2595 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
2596 note definitions, to allow recording of initialization status in the
2598 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
2599 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
2600 determine if two note locations are equal.
2601 (output_loc_list): Don't output list entries whose start & end labels
2603 (reg_loc_descriptor): Add parameter for initialization status; pass it
2604 to other loc descriptor functions.
2605 (one_reg_loc_descriptor): Add parameter for initialization status;
2606 check its value and add DW_OP_GNU_uninit to returned loc descr if
2608 (multiple_reg_loc_descriptor): Add parameter for initialization
2610 pass init status argument to other loc descriptor functions; check
2611 value of intialization parameter and add DW_OP_GNU_uninit to returned
2612 loc descr if appropriate.
2613 (based_loc_descr): Add parameter for initialization status; add new
2614 variable for return value; check value of initialization parameter and
2615 add DW_OP_GNU_uninit to returned loc descr if appropriate.
2616 (concatn_mem_loc_descriptor): Add parameter for initialization status;
2617 pass init status argument to other loc descriptor functions; check
2618 value of intialization parameter and add DW_OP_GNU_uninit to returned
2619 loc descr if appropriate.
2620 (mem_loc_descriptor): Likewise.
2621 (concat_loc_descriptor): Likewise.
2622 (concatn_loc_descriptor): Likewise.
2623 (loc_descriptor): Add parameter for initialization status; pass it as
2624 argument to other loc descriptor function calls.
2625 (loc_descriptor_from_tree_1): Add appropriate initialization status
2626 to loc descriptor function calls.
2627 (add_location_or_const_value_attribute): Get initialization status
2628 from VAR_LOCATION note; add initialization status to loc descriptor
2630 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
2631 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
2632 status is uninitialized, add "[uninint]" to output.
2633 * common.opt (fvar-tracking-uninit): New option, similar to
2634 fvar-tracking, to turn on tracking of uninitialized variables; creates
2635 a new global flag, flag_var_tracking_uninit.
2636 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
2637 (enum var_init_status): New type, for var initialization status field.
2638 * var-tracking.c (struct location_chain_def): Two new fields, init,
2639 for initialization status, and set_src for the assignment value expr.
2640 (unshare_variable): New parameter for initialization status;
2641 initialize new init and set_src fields.
2642 (var_reg_set): New parameters for initialization status and value;
2643 pass them to set_variable_part.
2644 (var_mem_set): Likewise.
2645 (get_init_value): New function.
2646 (var_reg_delete_and_set): New initialization status & value
2647 parameters; add call to get_init_value if status is unknown; pass new
2648 parameters to clobber_variable_part and var_reg_set.
2649 (var_mem_delete_and_set): Likewise.
2650 (var_reg_delete): Pass null set_src value to clobber_variable_part.
2651 (var_mem_delete): Likewise.
2652 (variable_union): Pass status to unshare_variable; initialize new init
2653 and set_src fields. If flag_var_tracking_uninit is not set, force
2654 status to initialized.
2655 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
2656 used later to get the set_src value.
2657 (find_src_status): New function.
2658 (find_src_set_src): New function.
2659 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
2660 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
2661 MO_SET, get set_src value and pass it to var_reg_delete_and_set
2662 and var_mem_delete_and_set.
2663 (dump_variable): Print out "[uninit]" if appropriate.
2664 (set_variable_part): Add new initialization and set_src parameters;
2665 pass status to unshare_variable; set node->init and node- >set_src
2666 fields and modify slot in hash table appropriately; save the init and
2667 set_src values if appropriate and assign to the new node.
2668 (clobber_variable_part): New set_src parameter; if two nodes have
2669 same variable and same location but different set_src (assignment)
2670 values, clobber old node.
2671 (delete_variable_part): Pass init status to unshare_variable.
2672 (emit_note_insn_var_location): Add initialized var; assign var's init
2673 status to new 'initialized'; pass new init status field to calls to
2674 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
2675 status to initialized.
2676 (emit_notes_in_bb): Pass initialization status to calls to
2677 var_reg_set, var_mem_set, var_reg_delete_and_set and
2678 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
2679 var_reg_delete_and_set and var_mem_delete_and_set; call
2680 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
2681 make up for change in add_stores.
2682 (vt_add_function_parameters): Add status to calls to
2684 * config/darwin.c (darwin_override_options): Turn on uninitialized
2685 tracking automatically, if var_tracking is on and the system is
2688 2007-07-13 Sa Liu <saliu@de.ibm.com>
2690 * config.gcc: Add options for arch and tune on SPU.
2691 * config/spu/predicates.md: Add constant operands 0 and 1.
2692 * config/spu/spu-builtins.def: Add builtins for double precision
2693 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
2694 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
2696 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
2698 * config/spu/spu-protos.h: Add new function prototypes.
2699 * config/spu/spu.c (spu_override_options): Check options -march and
2701 (spu_comp_icode): Add comparison code for DFmode and vector mode.
2702 (spu_emit_branch_or_set): Use the new code for DFmode and vector
2704 (spu_const_from_int): New. Create a vector constant from 4 ints.
2705 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
2706 (spu_emit_vector_compare): New. Emit vector compare.
2707 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
2708 * config/spu/spu.h: Add options -march and -mtune. Define processor
2709 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
2710 CANONICALIZE_COMPARISON.
2711 * config/spu/spu.md: Add new insns for double precision compare
2712 and double precision vector compare. Add vcond and smax/smin patterns
2713 to enable DFmode vector conditional expression.
2714 * config/spu/spu.opt: Add options -march and -mtune.
2715 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
2716 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
2717 both CELL and CELLEDP targets: spu_testsv.
2718 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
2721 2007-07-13 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/32721
2724 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
2725 TREE_THIS_VOLATILE on the folded reference.
2726 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
2727 if the array reference has TREE_THIS_VOLATILE set.
2729 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
2732 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
2734 2007-07-13 Andreas Schwab <schwab@suse.de>
2736 * gengtype-lex.l: Allow declarations to be indented.
2738 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2740 * ginclude/tgmath.h: New.
2741 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
2742 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
2743 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
2744 * configure: Regenerate.
2746 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2748 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
2749 correct index when setting register save state for xd
2752 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
2754 * config/sh/sh.c (mark_use): Remove.
2756 2007-07-12 Paul Brook <paul@codesourcery.com>
2758 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
2759 reg does not overlap return value.
2761 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
2763 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
2764 (set_expression_vuses): Ditto.
2765 (init_pre): Initialize expression_vuses.
2767 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2769 * config/i386/sse.md (storentdf, storentsf): New.
2771 2007-07-12 Geoffrey Keating <geoffk@apple.com>
2773 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
2775 * tree.c (build_decl_stat): Move code from here...
2776 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
2777 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
2778 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
2779 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
2780 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
2783 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2784 Devang Patel <dpatel@apple.com>
2786 PR tree-optimization/25413
2787 * targhooks.c (default_builtin_vector_alignment_reachable): New.
2788 * targhooks.h (default_builtin_vector_alignment_reachable): New.
2789 * tree.h (contains_packed_reference): New.
2790 * expr.c (contains_packed_reference): New.
2791 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
2792 (vect_enhance_data_refs_alignment): Call
2793 vector_alignment_reachable_p.
2794 * target.h (vector_alignment_reachable): New builtin.
2795 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
2796 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
2797 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
2799 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
2801 * target.h (builtin_vectorization_cost): Add new target builtin.
2802 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
2803 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
2804 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
2805 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
2806 uninitialized variables.
2807 * tree-vect-transform.c (cost_for_stmt): New function.
2808 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
2809 using cost 1 for all scalar stmts. Be less conservative when
2810 estimating the number of prologue/epulogue iterations. Call
2811 targetm.vectorize.builtin_vectorization_cost. Return
2812 min_profitable_iters-1.
2813 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
2814 initialization cost instead of TARG_VEC_STMT_COST. Use
2815 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
2816 epilogue code. Fix epilogue cost computation.
2817 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
2818 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
2819 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
2820 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
2821 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
2822 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
2824 2007-07-12 Richard Guenther <rguenther@suse.de>
2826 * gimplify.c (gimplify_conversion): Make sure that the result
2827 from maybe_fold_offset_to_reference is trivially convertible
2828 to the desired type before doing the simplification.
2829 (gimplify_expr): Likewise.
2830 * fold-const.c (fold_binary): Use the correct types for
2831 building the simplified expression.
2833 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2835 PR rtl-optimization/32729
2836 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
2837 that fallthru to exit.
2839 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
2841 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
2842 (symDTPOFF2reg): Likewise.
2844 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
2846 PR tree-optimization/32663
2848 * tree.h (VALUE_HANDLE_VUSES): Remove.
2849 (struct tree_value_handle): Remove vuses.
2851 * tree-vn.c (create_value_handle_for_expr): Don't set
2854 * tree-ssa-pre.c (expression_vuses): New.
2855 (alloc_expression_id): Set up expression_vuses.
2856 (get_expression_vuses): New.
2857 (set_expression_vuses): Ditto.
2858 (clear_expression_ids): Modify for expression_vuses.
2859 (phi_translate_1): Ditto.
2860 (phi_translate_set): Ditto.
2861 (value_dies_in_block_x): Ditto
2862 (valid_in_sets): Ditto.
2863 (add_to_sets): Ditto.
2864 (find_existing_value_expr): Ditto.
2865 (create_value_handle_for_expr): Ditto.
2866 (make_values_for_stmt): Ditto.
2867 (vuse_equiv): Remove.
2869 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
2871 * Makefile.in (mostlyclean): Remove object files.
2873 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2875 * toplev.c (no_new_pseudos): Deleted.
2876 * rtl.h (no_new_pseudos): Deleted.
2877 * tree-pass.h (pass_no_new_pseudos): Deleted.
2878 * passes.c (pass_no_new_pseudos): Deleted.
2879 * final.c (rest_of_clean_state): Removed no_new_pseudos.
2880 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
2881 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
2883 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
2884 * rtlhooks.c (gen_lowpart_general): Ditto.
2885 * optabs.c (prepare_operand): Ditto.
2886 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
2888 * modulo-sched.c (rest_of_handle_sms): Ditto.
2889 * see.c (rest_of_handle_see): Ditto.
2890 * ifcvt.c (if_convert): Ditto.
2891 (gate_handle_if_after_combine): Replaced no_new_pseudos with
2893 * init-regs.c (gate_initialize_regs): Deleted set of
2895 * lower-subreg.c (decompose_multiword_subregs): Ditto.
2896 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
2897 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
2899 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
2903 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
2904 (*vec_extractv2di_1_rex64): New insn pattern.
2906 2007-07-11 David Daney <ddaney@avtrex.com>
2908 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
2909 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
2910 for SIGNAL_UNWIND_RETURN_COLUMN.
2911 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
2912 (DWARF_FRAME_REGNUM): Rewrite.
2913 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
2915 2007-07-11 Nick Clifton <nickc@redhat.com>
2917 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
2918 delta and use gen_int_mode in place of GET_INT instead.
2920 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
2922 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
2925 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
2927 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
2928 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
2930 * params.h (VERIFY_CANONICAL_TYPES): Remove.
2931 (USE_CANONICAL_TYPES): New.
2932 * doc/invoke.texi (verify-canonical-types): Remove.
2933 (use-canonical-types): Add.
2935 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2937 * config/spu/spu.c (spu_optimization_options): Remove setting of
2938 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
2939 (spu_override_options): Move it here.
2941 2007-07-11 Richard Sandiford <richard@codesourcery.com>
2943 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
2944 * config/mips/mips.c (mips_cpu_info_table): Mention
2945 MIPS_ISA_LEVEL_SPEC in the comment.
2947 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2949 PR tree-optimization/32713
2950 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
2952 2007-07-11 Paolo Carlini <pcarlini@suse.de>
2955 * c-opts.c (c_common_post_options): Do not change flag_complex_method
2956 conditional to flag_isoc99.
2957 (c_common_init_options): Do it here, unconditionally.
2959 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
2961 PR tree-optimization/32589
2962 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
2963 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
2964 * tree-ssa-propagate.c (valid_gimple_expression_p): New
2965 predicate, extracted from...
2966 (set_rhs): ...here. Call it for the expression on entry.
2967 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
2968 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
2969 (simplify_binary_expression): Use valid_gimple_expression_p
2970 to validate the simplification.
2971 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
2973 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
2975 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
2976 DWARF2_DEBUG on 32 bit target too.
2977 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
2979 2007-07-11 Nick Clifton <nickc@redhat.com>
2981 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
2982 version for 64-bit hosts.
2984 2007-07-10 David Daney <ddaney@avtrex.com>
2986 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
2988 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
2990 * config/mips/mips.c (mips_expand_synci_loop): New function.
2991 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
2992 (UNSPEC_RDHWR): Same.
2993 (UNSPEC_SYNCI): Same.
2994 (UNSPEC_SYNC): Same.
2995 (clear_cache): New expand.
2999 (clear_hazard): Same.
3000 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3002 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3003 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3005 2007-07-10 Ian Lance Taylor <iant@google.com>
3007 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3010 2007-07-10 David Daney <ddaney@avtrex.com>
3012 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3013 * builtins.c (expand_builtin___clear_cache): New function.
3014 (expand_builtin): Call expand_builtin___clear_cache for
3015 BUILT_IN_CLEAR_CACHE case.
3016 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3017 * doc/md.texi (clear_cache): Document new instruction pattern.
3018 * testsuite/gcc.dg/builtins-64.c: New test.
3020 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3022 * config/cris/cris.md ("movsi"): Fix typo in last change.
3024 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3027 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3029 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3030 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3031 for FUNCTION_DECLs. Don't use align_functions_log if
3033 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3034 even for FUNCTION_DECLs.
3035 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3037 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3038 (DECL_FUNCTION_CODE): Update for new location and name of
3040 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3041 (struct tree_decl_common): Move 'align' and 'off_align' out
3042 of union, ensure they're still on a 32-bit boundary. Remove
3043 other fields in union 'u1'.
3044 (struct tree_function_decl): Add field 'function_code' replacing
3045 'u1.f' in tree_decl_common.
3046 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3047 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3048 (Variable Attributes): Cross-reference 'aligned' attribute
3049 to Function Attributes.
3050 * flags.h (force_align_functions_log): Delete.
3051 * toplev.c (force_align_functions_log): Delete.
3053 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3057 (*vec_concatv2di_rex): New insn pattern.
3059 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3062 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3064 2007-07-10 Ian Lance Taylor <iant@google.com>
3066 Replace no_new_pseudos in backends.
3067 * rtl.h (can_create_pseudo_p): Define.
3068 * config/darwin.c (machopic_indirect_data_reference): Use
3069 can_create_pseudo_p () instead of no_new_pseudos.
3070 (machopic_indirect_data_reference): Likewise.
3071 (machopic_legitimize_pic_address): Likewise.
3072 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3073 (alpha_emit_set_const_1): Likewise.
3074 (alpha_emit_set_const): Likewise.
3075 (alpha_emit_conditional_move): Likewise.
3076 (alpha_split_conditional_move): Likewise.
3077 * config/alpha/alpha.md (various splitters): Likewise.
3079 * config/arm/arm.c (legitimize_pic_address): Likewise.
3080 (arm_load_pic_register): Likewise.
3081 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3082 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3083 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3084 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3085 * config/cris/cris.md (movsi): Likewise.
3086 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3087 (symGOTOFF2reg_hilo): Likewise.
3088 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3089 * config/h8300/h8300.md (insv, extzv): Likewise.
3090 * config/i386/i386.c (ix86_expand_move): Likewise.
3091 (ix86_expand_vector_move): Likewise.
3092 (ix86_prepare_fp_compare_args): Likewise.
3093 (ix86_expand_carry_flag_compare): Likewise.
3094 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
3095 (tls_dynamic_gnu2_combine_32): Likewise.
3096 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
3097 * config/ia64/ia64.c (ia64_expand_move): Likewise.
3098 (ia64_expand_movxf_movrf): Likewise.
3099 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
3100 (m32c_split_move): Likewise.
3101 (m32c_expand_insv): Likewise.
3102 * config/m68k/m68k.md (movsi): Likewise.
3103 * config/mips/mips.c (mips_force_temporary): Likewise.
3104 (mips_split_symbol): Likewise.
3105 (mips_move_integer): Likewise.
3106 (mips_legitimize_const_move): Likewise.
3107 * config/mn10300/mn10300.md (movsi): Likewise.
3108 * config/pa/pa.c (emit_move_sequence): Likewise.
3109 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3110 (rs6000_got_register): Likewise.
3111 (create_TOC_reference): Likewise.
3112 (rs6000_machopic_legitimize_pic_address): Likewise.
3113 * config/rs6000/rs6000.md (add<mode>3): Likewise.
3114 (various splitters): Likewise.
3115 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
3116 (movsi_got): Likewise.
3117 * config/s390/s390.c (emit_symbolic_move): Likewise.
3118 * config/s390/s390.md (movhi, movqi): Likewise.
3119 (load_multiple, store_multiple): Likewise.
3120 * config/score/score.c (score_force_temporary): Likewise.
3121 * config/sh/sh.c (prepare_move_operands): Likewise.
3122 (prepare_cbranch_operands): Likewise.
3123 (emit_fpu_switch): Likewise.
3124 (fpscr_set_from_mem): Likewise.
3125 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
3126 (adddi3, subsi3): Likewise.
3127 (various splitters): Likewise.
3128 (divsi_inv_fp_combine): Likewise.
3129 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
3130 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
3132 * config/sh/predicates.md (xor_operand): Likewise.
3133 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
3134 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
3135 (movdi_pic_label_ref): Likewise.
3136 * config/spu/spu.c (spu_split_immediate): Likewise.
3137 * config/alpha/alpha.md (various splitters): Remove test
3138 !no_new_pseudos || reload_completed.
3139 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
3141 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3142 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3143 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3144 * config/score/score.c (th_output_mi_thunk): Likewise.
3145 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3146 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3148 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
3150 PR rtl-optimization/32664
3151 * mode-switching.c (create_pre_exit): Skip barrier insns.
3153 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3155 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
3156 force_gimple_operand_bsi.
3157 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
3158 rewrite_use_compare): Ditto.
3159 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
3161 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
3162 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
3163 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
3164 * tree-profile.c (prepare_instrumented_value,
3165 tree_gen_interval_profiler, tree_gen_pow2_profiler,
3166 tree_gen_one_value_profiler, tree_gen_ic_profiler,
3167 tree_gen_ic_func_profiler, tree_gen_average_profiler,
3168 tree_gen_ior_profiler): Ditto.
3169 * tree-ssa-reassoc.c (negate_value): Ditto.
3170 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
3171 Use force_gimple_operand_bsi.
3172 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3173 * tree-if-conv.c (add_to_dst_predicate_list,
3174 find_phi_replacement_condition): Ditto.
3175 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
3176 Call mark_symbols_for_renaming for new statements.
3177 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
3179 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
3181 * cfghooks.c (remove_edge): New function.
3182 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
3184 * cfghooks.h (remove_edge): Declare.
3185 * cfg.c (remove_edge): Renamed to remove_edge_raw.
3186 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
3188 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
3190 * optabs.h: Added declaration for signbit_optab.
3191 * optabs.c: (init_optabs): Added initialization for signbit_optab.
3192 * genoptinit.c (optabs): Added entry for signbit insns.
3193 * builtins.c (expand_builtin_signbit): Added code to use a signbit
3195 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
3196 * config/s390/s390.md (signbit<mode>2): New expander.
3198 2007-07-09 Richard Guenther <rguenther@suse.de>
3201 * fold-const.c (fold_plusminus_mult_expr): Move constant
3202 arguments second to allow decomposing.
3204 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
3207 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3209 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3210 Disregard DECL_FROM_INLINE.
3212 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3215 * doc/invoke.texi: Add ftree-reassoc flag.
3216 * common.opt (ftree-reassoc): New flag.
3217 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
3218 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
3220 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
3222 PR tree-optimization/32681
3223 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
3224 saved in second_edge->aux when first_bb is a loop header.
3226 2007-07-09 Jan HUbicka <jh@suse.cz>
3228 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
3230 2007-07-09 Richard Guenther <rguenther@suse.de>
3232 * c-decl.c (start_function): Do not promote return type.
3234 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
3236 * function.c (do_warn_unused_parameter): Do not warn if
3237 TREE_NO_WARNING is set.
3239 2007-07-08 Andreas Schwab <schwab@suse.de>
3241 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
3243 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
3246 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3248 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3249 apply to assembly language, too.
3250 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3252 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
3254 Revert (note the sccvn portions are *not* reverted)
3255 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3257 Fix PR tree-optimization/23488
3259 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3261 * tree-flow-inline.h (get_value_handle): Ditto.
3262 * tree-ssa-pre.c (decl_vh_map): New.
3263 (decl_node_pool): New.
3264 (can_value_number_operation): Support DECL_P.
3265 (can_PRE_operation): Ditto.
3266 (create_expression_by_pieces): Ditto.
3267 (find_existing_value_expr): Modify to differnetiate between
3268 addressing and top level.
3269 (create_value_handle_for_expr): Handle DECL's.
3270 (poolify_tree): Ditto.
3271 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3272 (make_values_for_stmt): Handle DECL's properly.
3273 (init_pre): Reorg to not init useless things during FRE.
3275 * tree-flow.h: Include pointer-set.h.
3276 (decl_vh_map): Declare.
3277 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3279 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3281 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
3282 the constraint description.
3283 * doc/md.texi: Update documentation of AVR constraints.
3285 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3287 * auto-inc-dec.c, config/arm/arm.c,
3288 config/m32r/constraints.md, config/mips/mips.md,
3289 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
3290 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
3291 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
3292 typos. Follow spelling conventions.
3293 * doc/invoke.texi, doc/rtl.texi: Fix typos.
3295 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3296 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3298 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
3299 realloc_vuse): Remove.
3300 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
3303 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
3305 Fix PR tree-optimization/23488
3307 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
3308 (try_to_simplify): Ditto.
3310 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
3312 * tree-flow-inline.h (get_value_handle): Ditto.
3313 * tree-ssa-pre.c (decl_vh_map): New.
3314 (decl_node_pool): New.
3315 (can_value_number_operation): Support DECL_P.
3316 (can_PRE_operation): Ditto.
3317 (create_expression_by_pieces): Ditto.
3318 (find_existing_value_expr): Modify to differnetiate between
3319 addressing and top level.
3320 (create_value_handle_for_expr): Handle DECL's.
3321 (poolify_tree): Ditto.
3322 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
3323 (make_values_for_stmt): Handle DECL's properly.
3324 (init_pre): Reorg to not init useless things during FRE.
3326 * tree-flow.h: Include pointer-set.h.
3327 (decl_vh_map): Declare.
3328 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
3330 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
3332 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
3333 apply to assembly language, too.
3334 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
3336 2007-07-06 Ian Lance Taylor <iant@google.com>
3337 Zack Weinberg <zackw@panix.com>
3340 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
3342 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3344 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
3345 (prefetch): Likewise if "pref" would be used.
3347 2007-07-06 Josh Conner <jconner@apple.com>
3351 * calls.c (store_one_arg): Handle arguments which are partially
3352 on the stack when detecting argument overlap.
3354 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
3356 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
3357 chosen during find_reloads.
3359 2007-07-06 Richard Guenther <rguenther@suse.de>
3361 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
3362 TYPE_ARG_TYPES for verification of argument types. Use
3363 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
3364 parameters as variable arguments.
3366 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
3368 * libgcc2.h (word_type): Type definition removed.
3369 (cmp_return_type, shift_count_type): Type definitions added.
3370 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3371 replaced with shift_count_type.
3372 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3374 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
3375 changed from word_type to Wtype.
3376 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
3377 replaced with shift_count_type.
3378 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
3380 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
3381 and libgcc_shift_count attribute added.
3382 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
3383 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
3384 (TARGET_INITIALIZER): New target hooks added.
3385 * targhooks.c (default_libgcc_cmp_return_mode,
3386 default_libgcc_shift_count_mode): Default implementations for the new
3388 * targhooks.h (default_libgcc_cmp_return_mode,
3389 default_libgcc_shift_count_mode): Function prototypes added.
3390 * target.h (struct gcc_target): Fields for the new target hooks added.
3391 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
3393 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
3396 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
3397 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
3399 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
3400 s390_libgcc_shift_count_mode): Functions added.
3401 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
3402 Target hooks defined.
3404 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3406 * config/mips/mips.c (compute_frame_size): Restore the original
3407 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
3408 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
3409 Document why the difference is needed.
3411 2007-07-06 Richard Guenther <rguenther@suse.de>
3413 * c-common.c (boolean_increment): Use correctly typed
3416 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3418 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
3419 the topmost argument register is not also included in the save mask.
3420 (mips16e_collect_argument_save_p): Take a pointer to the argument
3421 register, rather than a pointer to the number of arguments.
3422 (mips16e_collect_argument_saves): Only include argument saves
3423 that aren't in the register mask.
3425 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
3427 PR rtl-optimization/32450
3428 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
3429 to ensure that instructions are not moved into the prologue when
3430 profiling is on. Remove unused prologue_end variable.
3431 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
3432 as a scheduling barrier.
3434 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
3437 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3438 Disregard DECL_FROM_INLINE.
3440 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
3442 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
3443 IORing with a constant.
3445 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
3447 PR rtl-optimization/32475
3448 * df-scan.c (df_def_record_1): Add a use of the stack pointer
3449 for every definition of the stack pointer.
3451 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
3453 * arm.c (vfp3_const_double_index): Copy signed results of
3454 REAL_VALUE_TO_INT into unsigned vars.
3456 2007-07-05 Richard Guenther <rguenther@suse.de>
3459 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
3461 * tree-ssa.c (useless_type_conversion_p): Check canonical
3464 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3466 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
3467 zero_extendhisi2): Change to define_insn_and_split.
3468 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
3470 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
3472 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
3473 pass_match_asm_constraints): New.
3474 * passes.c (init_optimization_passes): Add new pass.
3475 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
3476 * function.h (struct function): Add has_asm_statement bit.
3477 (current_function_has_asm_statement): New.
3478 * tree-pass.h (pass_match_asm_constraints): New.
3480 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
3482 * config/mips/mips.c (mips_file_start): Avoid declaration
3485 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3487 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
3489 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
3491 * rtl.def (NOTE): Change print format string to print
3492 operand 5 as a note insn name.
3494 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3495 David Ung <davidu@mips.com>
3497 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
3498 * doc/invoke.texi: (MIPS Options): Document them.
3500 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
3501 David Ung <davidu@mips.com>
3503 Add support for SmartMIPS ASE.
3505 * optabs.c (expand_binop_directly): New, broken out from...
3506 (expand_binop): Here. Make it try rotating in the other
3507 direction even when the second operand isn't constant.
3508 * config/mips/mips.md (*lwxs): New.
3509 * config/mips/mips.opt (msmartmips): New.
3510 * config/mips/mips.c (mips_lwxs_address_p): New.
3511 (mips_rtx_costs): Make it recognize scaled indexed addressing.
3512 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3513 __mips_smartmips when compiling for TARGET_SMARTMIPS.
3514 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
3515 (ISA_HAS_LWXS): New.
3516 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
3517 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
3518 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
3519 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
3520 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
3521 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
3522 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
3524 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3526 * tree-vectorizer.c (new_loop_vec_info): Initialize
3527 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3528 * tree-vectorizer.h (_loop_vec_info): Added new filed
3529 min_profitable_iters.
3530 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
3531 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
3532 * tree-vect-analyze.c (vect_analyze_operations): Set
3533 LOOP_VINFO_COST_MODEL_MIN_ITERS.
3534 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
3535 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
3536 Fix calculation of peel_iters_prologue. Move consideration of epilogue
3537 and prologue cost to after they are computed.
3538 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
3540 (vect_model_simple_cost): Takes additional argument dt. Consider cost
3541 of creating vectors from scalars according to dt.
3542 (vect_model_store_cost): Likewise.
3543 (vectorizable_call): Use dt array instead of scalar dt. Call
3544 vect_model_simple_cost with additional argument dt.
3545 (vectorizable_assignment): Likewise.
3546 (vectorizable_operation): Likewise.
3547 (vectorizable_type_demotion): Likewise.
3548 (vectorizable_type_promotion): Likewise.
3549 (vectorizable_store): Use dt array instead of scalar dt. Call
3550 vect_model_store_cost with additional argument dt.
3551 (vect_do_peeling_for_loop_bound): Don't call
3552 vect_estimate_min_profitable_iters. Instead, lookup
3553 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
3554 "may not be profitable".
3556 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
3559 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
3560 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
3561 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
3562 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
3564 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
3566 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
3567 addressing modes cheaper.
3569 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
3571 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
3572 (dw_ranges_struct): Rename block_num to num. Adjust.
3573 (dw_ranges_by_label_struct): New.
3574 (ranges_by_label, ranges_by_label_allocated,
3575 ranges_by_label_in_use): New variables.
3576 (add_ranges_num): Factored most of the code out of...
3577 (add_ranges): ... this one. Rewrite in terms of the former.
3578 (add_ranges_by_labels): New.
3579 (output_ranges): Output by-label ranges.
3580 (dwarf2out_finish): Output range for multiple-section
3581 compile_unit. Output standard DW_AT_low_pc in addition to
3582 unexpected DW_AT_entry_pc.
3584 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
3586 PR tree-optimization/32604
3587 PR tree-optimization/32606
3589 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
3590 (compute_antic_safe): Removed.
3591 (ANTIC_SAFE_LOADS): Ditto.
3592 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
3593 (execute_pre): Don't call compute_antic_safe.
3594 (vuse_equiv): New function.
3595 (make_values_for_stmt): Use it
3596 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
3599 2007-07-04 Anatoly Sokolov <aesok@post.ru>
3602 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
3604 (avr_attribute_table): Make "naked" attribute apply to function types
3605 rather than to decls.
3606 (avr_handle_fntype_attribute): New function.
3608 2007-07-04 Joseph Myers <joseph@codesourcery.com>
3610 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
3613 2007-07-04 David Ung <davidu@mips.com>
3614 Joseph Myers <joseph@codesourcery.com>
3616 * config/mips/mips.md (type): Add logical, signext and move.
3617 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
3618 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
3619 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
3620 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
3621 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
3622 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
3623 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
3624 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
3625 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
3626 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
3627 movv2sf_hardfloat_64bit): Use the new types.
3628 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
3629 *movdf_softfloat, *movdf_mips16): Use "multi".
3630 (extendqihi2): Replace with a define_expand.
3631 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
3632 Based on extend<SHORT:mode><GPR:mode>2 patterns.
3633 * config/mips/74k.md (r74k_int_logical): New reservation and
3635 (r74k_int_arith): Remove "slt".
3636 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
3637 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
3638 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
3639 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
3640 reservations for "arith".
3642 2007-07-04 Richard Guenther <rguenther@suse.de>
3644 * tree-ssa.c (useless_type_conversion_p): Add handling for
3645 scalar float and vector types. Only call the types_compatible_p
3646 langhook for aggregate types as last resort. Follow the
3649 2007-07-04 Richard Guenther <rguenther@suse.de>
3651 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
3652 the same as NOP_EXPR.
3654 2007-07-04 Nick Clifton <nickc@redhat.com>
3656 * target.h (struct gcc_target): Add target_help field.
3657 * target-def.h (TARGET_HELP): New.
3658 (TARGET_INITIALIZER): Use TARGET_HELP.
3659 * opts.c (command_handle_option): Invoke target_help function, if
3660 defined, when the user has specified --target-help on the command
3662 * doc/invoke.texi: Mention that --target-help might print
3663 additional information.
3664 * doc/tm.texi: Document TARGET_HELP hook.
3666 * arm.c (TARGET_HELP): Override default definition.
3667 (arm_target_help): New - display a wrapped list of cores and
3668 architectures supported.
3670 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
3672 * config/gcc/v850/v850.c (expand_prologue): Make sure
3673 GEN_INT() argument is sign extended rather than zero extended.
3674 (expand_epilogue): Likewise.
3675 (output_move_double): Delete.
3676 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
3677 * config/gcc/v850/v850.md (movdi): Delete.
3678 (*movdi_internal): Delete.
3680 (*movdf_internal): Delete.
3682 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3684 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
3685 unless compiling RTP PIC.
3687 2007-07-04 Richard Guenther <rguenther@suse.de>
3689 PR tree-optimization/32482
3690 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
3691 original ssa name if we didn't find a shift expression.
3692 Fix shift constant for bit zero test.
3694 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3696 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
3698 2007-07-04 Richard Sandiford <richard@codesourcery.com>
3700 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
3701 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
3702 * config/arm/vxworks.h (ASM_SPEC): Delete.
3703 (SUBTARGET_EXTRA_ASM_SPEC): Define.
3705 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3707 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
3708 (DDR_REVERSED_P): New.
3709 * tree-data-ref.c (initialize_data_dependence_relation,
3710 build_classic_dist_vector): Set DDR_REVERSED_P.
3712 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3715 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
3716 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3717 init_omega_for_ddr_1): Use non conservative number of iterations
3719 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
3720 (analyze_siv_subscript): Remove FIXME and reinitialization of
3721 last_conflicts to chrec_dont_know.
3722 * testsuite/gfortran.dg/vect/pr32457.f90: New.
3724 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3726 * tree.c (maybe_canonicalize_argtypes): Improve description.
3728 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
3730 * tree.c (maybe_canonicalize_argtypes): New.
3731 (build_function_type): Set canonical type.
3732 (build_method_type_directly): Ditto.
3733 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
3736 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3738 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
3740 (rewrite_use_nonlinear_expr): Likewise.
3742 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3744 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
3746 2007-07-04 Ben Elliston <bje@au.ibm.com>
3748 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
3751 * c-objc-common.c (c_types_compatible_p): Fix indentation.
3753 * doc/tm.texi (Run-time Target): Capitalise "CPU".
3754 (Exception Handling): Likewise.
3756 2007-07-03 Jan Hubicka <jh@suse.cz>
3758 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
3760 2007-07-03 Eric Christopher <echristo@apple.com>
3762 * doc/cppopts.texi: Add conflicting option note to -dM.
3763 * doc/invoke.texi: Add note about possible conflicts with
3764 -E for -dCHARS and note that -dM will not produce
3765 any results if there is no machine dependent reorg.
3767 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3769 * tree.h (DECL_ALIGN): Back out previous change.
3771 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3773 * configure.ac: Test for .dtprelword support on MIPS.
3774 * configure, config.in: Regenerate.
3775 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
3776 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3778 2007-07-03 Julian Brown <julian@codesourcery.com>
3780 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
3781 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
3782 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
3783 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
3785 (all_fpus): Add FPUTYPE_VFP3.
3786 (fp_model_for_fpu): Add VFPv3 field.
3787 (arm_rtx_costs_1): Give cost to VFPv3 constants.
3788 (vfp3_const_double_index): New function. Return integer index of
3789 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
3791 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
3792 and argument represents a valid RTX for a VFPv3 constant.
3793 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
3795 (vfp_emit_fstmd): Similar, for fstmd.
3796 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
3797 constants, represented as integer indices.
3798 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
3799 VFP_REGNO_OK_FOR_DOUBLE macros.
3800 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
3801 (arm_file_start): Set float-abi attribute for VFPv3, and output
3802 correct ".fpu" assembler directive.
3803 (arm_dbx_register_numbering): Add FIXME.
3804 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
3805 (fputype): Add FPUTYPE_VFP3.
3806 (FIXED_REGISTERS): Add 32 registers for D16-D31.
3807 (CALL_USED_REGISTERS): Likewise.
3808 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
3809 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
3810 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
3811 (D7_VFP_REGNUM): New.
3812 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
3813 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
3814 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
3815 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
3816 (REG_ALLOC_ORDER): Adjust for VFPv3.
3817 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
3818 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
3819 VFP_LO_REGS, VFP_HI_REGS.
3820 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
3821 (IS_VFP_CLASS): Define macro.
3822 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
3824 (REGISTER_MOVE_COST): Likewise.
3825 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
3826 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
3827 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
3828 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
3829 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
3830 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
3831 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
3832 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
3833 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
3834 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
3835 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
3836 where appropriate for single-word registers.
3837 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
3838 As above. Fix type attributes.
3839 * config/arm/constraints.md (register_contraint "t"): Define.
3840 (register_constraint "w"): Change to D0-D15, or D0-D31 for
3842 (register_constraint "x"): Define.
3843 (constraint "Dv"): Define.
3845 2007-07-03 Geoffrey Keating <geoffk@apple.com>
3847 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
3849 2007-07-03 Tom Tromey <tromey@redhat.com>
3851 * c-parser.c (objc_pq_context): Removed.
3852 (objc_need_raw_identifier): Likewise.
3853 (c_parser) <objc_pq_context>: New field.
3854 <objc_need_raw_identifier>: Likewise.
3855 (OBJC_NEED_RAW_IDENTIFIER): Removed.
3856 (c_lex_one_token): Update.
3857 (c_parser_objc_protocol_definition): Update.
3858 (c_parser_objc_method_definition): Update.
3859 (c_parser_objc_methodproto): Update.
3860 (c_parser_declspecs): Update.
3862 2007-07-03 David Ung <davidu@mips.com>
3864 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
3866 2007-07-03 David Ung <davidu@mips.com>
3867 Richard Sandiford <richard@codesourcery.com>
3869 * doc/invoke.texi: Document -march=74kf3_2.
3870 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
3871 (TUNE_74K): Check for it.
3872 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
3873 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
3874 * config/mips/mips.md (cpu): Add 74kf3_2.
3875 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
3876 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
3877 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
3878 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
3879 74kf3_2 to the CPU list.
3880 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
3881 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
3882 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
3883 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
3884 (r74kf3_2_fxfer_from_c1): New insn reservations.
3886 2007-07-03 Richard Sandiford <richard@codesourcery.com>
3887 David Ung <davidu@mips.com>
3889 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
3890 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
3891 and 74k[fx]. Document aliases for the new options.
3892 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
3893 (PROCESSOR_24KF2_1): ...this.
3894 (PROCESSOR_24KX): Rename to...
3895 (PROCESSOR_24KF1_1): ...this.
3896 (PROCESSOR_74KF): Rename to...
3897 (PROCESSOR_74KF2_1): ...this.
3898 (PROCESSOR_74KX): Rename to...
3899 (PROCESSOR_74KF1_1): ...this.
3900 (TUNE_74K): Update PROCESSOR_* names.
3901 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
3902 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
3903 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
3904 (mips_rtx_cost_data): Update processor names in comments.
3905 (mips_issue_rate): Update PROCESSOR_* names.
3906 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
3907 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
3908 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
3909 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
3910 Update cpu attribute names.
3911 (r24k_fpu_iss): Rename this reservation to...
3912 (r24kf2_1_fpu_iss): ...this and update all uses.
3913 (r24kx_fpu_iss): Rename this reservation to...
3914 (r24kf1_1_fpu_iss): ...this and update all uses.
3915 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
3916 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
3917 Update cpu attribute names.
3919 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
3921 * config/m32r/constraints.md: New file.
3922 * config/m32r/m32r.c: Include tm-constrs.h.
3923 (small_data_operand): Use satisfies_constraint_* instead of macro.
3924 (addr24_operand, gen_compare): Likewise.
3925 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
3926 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
3927 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3928 EXTRA_CONSTRAINT): Likewise.
3929 * config/m32r/m32r.md: Include constraints.md.
3930 (*movsi_insn): Use satisfies_constraint_* instead of macro.
3931 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
3932 * config/m32r/predicates.md (conditional_move_operand): Likewise.
3933 (two_insn_const_operand, int8_operand, uint16_operand,
3934 reg_or_int16_operand, reg_or_uint16_operand,
3935 reg_or_cmp_int16_operand, cmp_int16_operand,
3936 seth_add3_operand): Likewise.
3938 2007-07-03 Eric Christopher <echristo@gmail.com>
3940 * libgcc2.h: Conditionally declare __bswapsi2 and
3943 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
3945 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
3948 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3951 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
3952 (__gthrw_pragma): Provide default definition.
3954 * gthr-posix.c (__gthrw_pragma): Define.
3956 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
3958 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
3959 before declaring inequality.
3961 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
3963 * combine.c (recog_for_combine): Log the success or failure of
3964 matching new insn patterns against the machine description in
3967 2007-07-03 Revital Eres <eres@il.ibm.com>
3969 * ddg.c (print_sccs): New function.
3970 (check_sccs): New function.
3971 (create_ddg_all_sccs): Use it.
3972 * ddg.h (print_sccs): Declare.
3973 * modulo-sched.c (sms_order_nodes): Call print_sccs.
3975 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
3977 * targhooks.h (default_mode_for_suffix): New function declaration.
3978 * targhooks.c (default_mode_for_suffix): New default target hook.
3979 * target.h (struct c): New structure in the targetm struct.
3980 (mode_for_suffix): New target hook as part of struct c.
3981 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
3982 default_mode_for_suffix.
3983 (TARGET_C): New define.
3984 * c-lex.c: Include "target.h".
3985 (interpret_float): Use targetm.c.mode_for_suffix to determine
3986 the mode for a given non-standard suffix.
3987 Makefile.in (c-lex.o): Depend on $(TARGET_H).
3989 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
3990 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
3992 * doc/extend.texi (Floating Types): New node. Document __float80 and
3993 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
3995 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3998 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
3999 predicate instead of target_operand.
4000 (divsi3_i1_media, divsi3_media_2): Likewise.
4002 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4004 * tree.h (alias_sets_might_conflict_p): Rename into
4005 alias_sets_must_conflict_p.
4006 * alias.c (alias_sets_might_conflict_p): Likewise.
4007 (alias_sets_conflict_p): Use it.
4008 (objects_must_conflict_p): Likewise.
4009 * c-common.c (strict_aliasing_warning): Adjust.
4011 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4013 * rtlhooks.c (gen_lowpart_if_possible): Check for
4014 invalid subreg before calling gen_lowpart_SUBREG.
4016 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4018 * config/darwin9.h: Add copyright notice.
4019 (LINK_COMMAND_SPEC): Add comment.
4020 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4021 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4022 DARWIN_LIBSYSTEM_HAS_UNWIND.
4024 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4027 * omp-low.c (check_combined_parallel): New function.
4028 (lower_omp_parallel): Call it via walk_stmts, set
4029 OMP_PARALLEL_COMBINED if appropriate.
4030 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4031 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4032 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4033 don't consider it as combined parallel.
4035 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4037 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4038 (gcc_tooldir): Likewise.
4039 * configure: Regenerate.
4040 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4041 old configure.ac gcc_tooldir setting.
4042 (prefix_to_exec_prefix): New variable.
4043 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4044 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4046 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4048 Fix PR tree-optimization/32583
4049 Fix PR tree-optimization/32584
4050 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4051 (phi_translate_set): Use phi_translate directly now.
4052 (make_values_for_stmt): Don't value number RHS if we already know
4055 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4056 Jim Wilson <wilson@specifix.com>
4059 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4062 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4063 Richard Sandiford <richard@codesourcery.com>
4064 Nigel Stephens <nigel@mips.com>
4066 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4067 (mips16e_output_save_restore): Declare.
4068 (mips16e_save_restore_pattern_p): Likewise.
4069 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4070 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4071 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4072 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4073 (BITSET_P): New global macro, extracted from...
4074 (mips_for_each_saved_reg): ...here.
4075 (mips16e_save_restore_info): New struct.
4076 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4077 (mips16e_save_restore_regs): New variable.
4078 (mips_split_plus, mips16e_find_first_register): New functions.
4079 (mips16e_mask_registers): New function.
4080 (compute_frame_size): Expand the commentary before the function.
4081 Enforce the MIPS16e save and restore register range restrictions.
4082 Pad the general register save area at the low end.
4083 (mips16e_save_restore_reg, mips16e_build_save_restore)
4084 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4085 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4086 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4088 (mips_expand_prologue, mips_expand_epilogue): Handle
4089 GENERATE_MIPS16E_SAVE_RESTORE.
4090 * config/mips/mips.md (*mips16e_save_restore): New pattern.
4092 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
4094 PR tree-optimization/31966
4095 PR tree-optimization/32533
4096 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
4097 "basic_block" description as its third argument. Update function
4098 calls to get destination bb from "edge" argument. Save "cond" into
4099 aux field of the edge. Update prototype for changed arguments.
4100 (if_convertible_loop_p): Clear aux field of incoming edges if bb
4102 (find_phi_replacement_condition): Operate on incoming edges, not
4103 on predecessor blocks. If there is a condition saved in the
4104 incoming edge aux field, AND it with incoming bb predicate.
4105 Return source bb of the first edge.
4106 (clean_predicate_lists): Clean aux field of outgoing node edges.
4107 (tree_if_conversion): Do not initialize cond variable. Move
4108 variable declaration into the loop.
4109 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
4110 initializations of new_stmt, arg0 and arg1 variables.
4112 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4114 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
4115 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
4117 2007-07-02 Richard Guenther <rguenther@suse.de>
4119 * tree-ssa.c (useless_type_conversion_p): Document
4120 future intent as defining the middle-end type system.
4121 Re-structure to call langhook last, group by type class,
4122 mark questionable parts.
4124 2007-07-02 Richard Guenther <rguenther@suse.de>
4126 * tree-flow.h (types_compatible_p): Declare.
4127 * tree-ssa.c (types_compatible_p): New function.
4128 * ipa-type-escape.c (discover_unique_type): Use
4129 types_compatible_p instead of lang_hooks.types_compatible_p.
4130 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
4131 * tree-vn.c (expressions_equal_p): Likewise.
4132 * tree.c (fields_compatible_p): Likewise.
4133 * tree-ssa-dom.c (avail_expr_eq): Likewise.
4134 (cprop_operand): Use useless_type_conversion_p instead of
4135 lang_hooks.types_compatible_p.
4136 * tree-inline.c (setup_one_parameter): Likewise.
4137 (declare_return_variable): Likewise.
4138 * tree-nrv.c (tree_nrv): Likewise.
4139 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4140 (maybe_fold_offset_to_component_ref): Likewise.
4141 (maybe_fold_offset_to_reference): Likewise.
4142 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4143 (merge_alias_info): Likewise.
4144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4145 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4146 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
4147 * tree-tailcall.c (find_tail_calls): Likewise.
4148 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4149 * gimplify.c (canonicalize_addr_expr): Likewise.
4150 (fold_indirect_ref_rhs): Likewise.
4151 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
4152 (cpt_same_type): Likewise.
4153 (check_pointer_types_r): Swap parameters to cpt_same_type
4155 * fold-const.c (fold_convert): Revert fix for PR15988.
4156 * tree-inline.c (setup_one_parameter): Instead fix it here by
4157 using fold_build1 instead of fold_convert and checking for
4158 error_mark_node. Convert only if the conversion is necessary.
4160 2007-07-02 Joseph Myers <joseph@codesourcery.com>
4162 * configure.ac: Check for .gnu_attribute on Power.
4163 * configure: Regenerate.
4164 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
4165 attribute for floating-point ABI.
4167 2007-07-02 Ira Rosen <irar@il.ibm.com>
4169 PR tree-optimization/32230
4170 PR tree-optimization/32477
4171 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
4172 address is a constant.
4174 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4176 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
4177 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
4178 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
4179 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
4180 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
4181 64-bit targets. Add support for *-elfoabi*.
4182 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
4183 different settings if $(tm_defines) does not select the EABI.
4184 (MULTILIB_EXCLUSIONS): Define in those circumstances.
4185 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
4186 (MIPS_ARCH_OPTION_SPEC): Likewise.
4187 (MIPS_ISA_LEVEL_SPEC): Likewise.
4188 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
4189 * config/mips/elfoabi.h: New file.
4191 2007-07-02 Richard Guenther <rguenther@suse.de>
4193 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
4194 (useless_type_conversion_p): ... this.
4195 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
4196 (useless_type_conversion_p): ... this.
4197 * builtins.c (fold_builtin_memory_op): Rename
4198 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
4199 * tree-cfg.c (verify_expr): Likewise.
4200 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
4201 * tree-ssa-ccp.c (ccp_fold): Likewise.
4202 * tree-ssa-copy.c (may_propagate_copy): Likewise.
4203 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
4204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
4205 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
4206 * tree-ssa-pre.c (eliminate): Likewise.
4207 * tree-ssa.c (delete_tree_ssa): Likewise.
4208 (tree_ssa_useless_type_conversion): Likewise.
4209 * tree.c (build2_stat): Likewise.
4211 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4213 Fix PR tree-optimization/32571
4214 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
4217 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
4219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
4220 and other expected operations explicitly, change default to
4223 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4225 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
4227 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4228 (tls_load_dot_plus_eight): Move the label number into the unspec.
4229 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
4231 2007-07-01 Andreas Schwab <schwab@suse.de>
4233 * dwarf2out.c (initial_return_save): Define only if used.
4235 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
4237 Unreverting Richard's Revert of:
4239 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4241 * dce.c (deletable_insn_p_1): New function, split out from...
4242 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4243 specially, not those inside PARALLELs. Remove BODY argument
4244 and adjust recursive call accordingly.
4245 (prescan_insns_for_dce): Update call to delete_insn_p.
4247 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
4248 Revital Eres <eres@il.ibm.com>
4250 * ddg.c (create_ddg_all_sccs): Fix missed
4251 initialization of scc_nodes.
4253 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4256 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
4257 X + ~X to 1 only for INTEGRAL_TYPE_P type.
4259 2007-06-30 Joseph Myers <joseph@codesourcery.com>
4261 * configure.ac: Check for .gnu_attribute on MIPS.
4262 * configure, config.in: Regenerate.
4263 * config/mips/mips.c (mips_file_start): If supported, output
4264 attribute for floating-point ABI.
4266 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
4269 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
4270 (ffs_cmove): New expander to expand using ctz pattern.
4271 (*ffs_cmove): Remove pattern.
4272 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
4273 (ffsdi2): Expand using ctz pattern.
4274 (*ffs_rex64): Remove pattern.
4276 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4278 PR rtl-optimization/32296
4279 * pa.md (return): Delete pattern.
4280 (return_internal): Remove "(const_int 1)" from pattern.
4281 (epilogue): Use return_internal pattern for trivial returns.
4282 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
4283 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
4285 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4287 * tree-ssa-pre.c (is_exception_related): New function
4288 (can_value_number_operation): Use it.
4290 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
4292 Fix PR tree-optimization/32540
4293 Fix PR tree-optimization/31651
4295 * tree-ssa-sccvn.c: New file.
4297 * tree-ssa-sccvn.h: Ditto.
4299 * tree-vn.c: Include tree-ssa-sccvn.h
4300 (val_expr_paid_d): Removed.
4301 (value_table): Ditto.
4302 (vn_compute): Ditto.
4303 (val_expr_pair_hash): Ditto.
4304 (val_expr_pair_expr_eq): Ditto.
4305 (copy_vuses_from_stmt): Ditto.
4308 (shared_vuses_from_stmt): Ditto.
4309 (print_creation_to_file): Moved up.
4310 (sort_vuses): Ditto.
4311 (sort_vuses_heap): Ditto.
4312 (set_value_handle): Make non-static.
4313 (make_value_handle): Ditto.
4314 (vn_add): Rewritten to use sccvn lookups.
4315 (vn_add_with_vuses): Ditto.
4316 (vn_lookup): Ditto (and second argument removed).
4317 (vn_lookup_with_vuses): Ditto.
4318 (vn_lookup_or_add): Ditto (and second argument removed);
4319 (vn_lookup_or_add_with_vuses): Ditto.
4320 (vn_lookup_with_stmt): New.
4321 (vn_lookup_or_add_with_stmt): Ditto.
4322 (create_value_handle_for_expr): Ditto.
4324 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
4325 (seen_during_translate): New function.
4326 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
4327 (phi_trans_add): Ditto.
4328 (constant_expr_p): FIELD_DECL is always constant.
4329 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
4330 Use constant_expr_p.
4331 Avoid infinite recursion on mutually valued expressions.
4332 Change callers of vn_lookup_or_add.
4333 (phi_translate): New function.
4334 (compute_antic_safe): Allow phi nodes.
4335 (create_component_ref_by_pieces): Update for FIELD_DECL change.
4336 (find_or_generate_expression): Rewrite slightly.
4337 (create_expression_by_pieces): Updated for vn_lookup_or_add
4339 Update VN_INFO for new names.
4340 (insert_into_preds_of_block): Update for new names.
4341 (add_to_exp_gen): New function.
4342 (add_to_sets): Use vn_lookup_or_add_with_stmt.
4343 (find_existing_value_expr): Rewrite to changed vn_lookup.
4344 (create_value_expr_from): Ditto, and use add_to_exp_gen.
4345 (try_look_through_load): Removed.
4346 (try_combine_conversion): Ditto.
4347 (get_sccvn_value): New function.
4348 (make_values_for_phi): Ditto.
4349 (make_values_for_stmt): Ditto.
4350 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
4352 (init_pre): Update for SCCVN changes.
4354 (execute_pre): Ditto.
4356 * tree-flow.h (make_value_handle): Declare.
4357 (set_value_handle): Ditto.
4358 (sort_vuses_heap): Ditto.
4359 (vn_lookup_or_add_with_stmt): Ditto.
4360 (vn_lookup_with_stmt): Ditto.
4361 (vn_compute): Remove.
4364 (vn_lookup): Update arguments.
4366 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
4368 (tree-ssa-sccvn.o): New.
4369 (OBJS-common): Add tree-ssa-sccvn.o
4371 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4374 * c-typeck.c (build_external_ref): Don't mark as used if called
4376 * calls.c (rtx_for_function_call): Likewise.
4378 2007-06-30 Richard Sandiford <richard@codesourcery.com>
4382 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4384 * dce.c (deletable_insn_p_1): New function, split out from...
4385 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4386 specially, not those inside PARALLELs. Remove BODY argument
4387 and adjust recursive call accordingly.
4388 (prescan_insns_for_dce): Update call to delete_insn_p.
4390 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
4392 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
4393 (try_combine): Move potential calls to undo_all() so they happen
4394 before we commit to using the combined insns.
4396 2006-06-30 Jan Hubicka <jh@suse.cz>
4398 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
4401 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
4403 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
4404 (cgraph_remove_unreachable_nodes): Likewise.
4405 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
4406 * ipa-inline.c (update_caller_keys): Cast according to the coding
4408 (cgraph_decide_recursive_inlining): Likewise.
4409 (cgraph_decide_inlining_of_small_function): Likewise.
4410 (try_inline): Likewise.
4411 (cgraph_decide_inlining_incrementally): Likewise.
4412 * ipa-pure-const.c (get_function_state): Likewise.
4413 (scan_function): Likewise.
4414 (analyze_function): Likewise.
4415 (static_execute): Likewise.
4416 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
4417 (merge_callee_local_info): Likewise.
4418 (analyze_function): Use type safe memory macros.
4419 (static_execute): Likewise. Cast according to the coding conventions.
4420 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
4422 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
4424 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
4425 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
4428 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4431 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
4432 for complex modes (both int and real).
4434 2007-06-29 Jan Hubicka <jh@suse.cz>
4436 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
4438 2007-06-29 Jan Hubicka <jh@suse.cz>
4441 * cse.c (cse_insn): Avoid invalid sharing in between register note and
4444 2007-06-29 Anatoly Sokolov <aesok@post.ru>
4447 * config/avr/avr.c: Include dataflow header file.
4448 (expand_prologue): Adjust for prologue insn change.
4449 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
4452 2007-06-29 Richard Guenther <rguenther@suse.de>
4455 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
4456 during type verification.
4458 2007-06-29 Jan Hubicka <jh@suse.cz>
4460 * recog.c (validate_change_rtx_1): Unshare TO argument.
4462 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
4464 PR tree-optimization/24659
4465 * tree-vect-transform.c (vectorizable_call): Handle
4466 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4468 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
4469 * config/i386/i386.c (enum ix86_builtins)
4470 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
4471 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
4473 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
4474 const using def_builtin_const.
4475 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
4476 input operands in the same modes as the result.
4477 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
4479 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
4481 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
4482 (df_set_dead_notes_for_mw): Likewise.
4484 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
4486 * c-common.c (pointer_int_sum): Do the negation in sizetype.
4488 2007-06-28 DJ Delorie <dj@redhat.com>
4490 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
4492 2007-06-28 Geoffrey Keating <geoffk@apple.com>
4494 * doc/invoke.texi (C++ Dialect Options): Document
4495 fvisibility-ms-compat.
4496 * c.opt (fvisibility-ms-compat): New.
4498 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4501 * tree-affine.c (aff_combination_add_elt): Handle
4502 pointer addition specially.
4504 2007-06-28 Jakub Jelinek <jakub@redhat.com>
4506 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
4507 decl is non-external for AIX ABI.
4509 2007-06-28 David Edelsohn <edelsohn@gnu.org>
4511 * config/rs6000/predicates.md (current_file_function_operand):
4512 Ensure the symbol is non-external for AIX ABI.
4514 2007-06-28 Nick Clifton <nickc@redhat.com>
4516 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
4517 (fdce, fdse, fpredictive-commoning): Likewise.
4519 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4522 * gcc.c (process_command): Recognize the new -static-libgfortran
4525 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
4528 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
4529 Use a call clobbered hard reg instead of a pseudo reg.
4531 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4533 * config/sh/sh.md (load_gbr): Use correct operand constraint.
4535 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
4538 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
4539 REG_LIBCALL and REG_RETVAL notes.
4540 (divsi3, mulsi3): Likewise.
4541 (mulhisi3): Likewise. Use emit_libcall_block.
4542 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
4544 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
4546 PR rtl-optimization/32481
4547 * combine.c (adjust_for_new_dest): Rescan the changed insn.
4549 2007-06-27 Richard Sandiford <richard@codesourcery.com>
4551 * dce.c (deletable_insn_p_1): New function, split out from...
4552 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
4553 specially, not those inside PARALLELs. Remove BODY argument
4554 and adjust recursive call accordingly.
4555 (prescan_insns_for_dce): Update call to delete_insn_p.
4557 2007-06-27 Richard Guenther <rguenther@suse.de>
4560 * tree.h (fold_convertible_p): Declare.
4561 * fold-const.c (fold_convertible_p): New function.
4562 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
4563 instead of lang_hooks.types_compatible_p.
4565 2007-06-26 Jan Hubicka <jh@suse.cz>
4567 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
4568 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
4569 early use validate_unshare_change.
4570 (reload_combine): Likewise.
4571 * recog.c (change_t): New field unshare.
4572 (validate_change_1): Rename from validate_change; add argument unshare.
4573 (validate_change): Turn into wrapper of validate_change_1; update
4574 prototype for bools.
4575 (validate_unshare_change): New.
4576 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
4577 calls of df_insn_rescan.
4578 * recog.h (validate_change): Replace ints by bools.
4579 (validate_unshare_change): Declare.
4581 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4583 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
4585 2007-06-26 Steve Ellcey <sje@cup.hp.com>
4587 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
4589 2007-06-25 Jan Hubicka <jh@suse.cz>
4591 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
4593 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
4594 cgraph_decide_inlining_incrementally): Move uninlinability checks to
4595 places other call site specific checks are performed.
4597 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4600 * tree-vect-transform.c (vectorizable_operation): Convert
4601 POINTER_PLUS_EXPR over to PLUS_EXPR.
4603 2007-06-25 Chao-ying Fu <fu@mips.com>
4605 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
4606 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
4607 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4608 Document GET_MODE_IBIT, and GET_MODE_FBIT.
4610 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
4611 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4612 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
4613 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
4614 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
4615 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
4616 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
4617 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
4618 ALL_FIXED_POINT_MODE_P): New define.
4619 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4621 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
4623 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
4624 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4625 MODE_VECTOR_UACCUM): New mode classes.
4627 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
4628 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
4629 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
4632 * genmodes.c (struct mode_data): Add ibit and fbit fields.
4633 (blank_mode): Initialize ibit and fbit.
4634 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
4635 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4637 (new_adjust): Change required_class to required_class_from and
4638 required_class_to for testing within a range.
4639 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4640 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4642 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
4643 (make_fixed_point_mode): New.
4644 (_ADD_ADJUST): Change C to C1 and C2.
4645 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
4646 use a range for machine classes.
4647 (ADJUST_IBIT, ADJUST_FBIT): New.
4648 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
4650 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
4651 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4652 Emit adjustment for ibit and fbit.
4653 (emit_mode_ibit, emit_mode_fbit): New.
4654 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
4656 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
4658 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
4659 as the source of the set.
4661 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
4663 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4664 FP_REGNO_P): Use IN_RANGE.
4665 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4666 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
4667 (DATA_REG_P): Use DATA_REGNO_P.
4668 (FP_REG_P): Use FP_REGNO_P.
4669 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
4670 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
4671 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
4673 2007-06-24 Jan Hubicka <jh@suse.cz>
4676 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
4678 2007-06-24 Sebastian Pop <sebpop@gmail.com>
4681 * fold-const.c (fold_binary): Strip nops of operand 0
4682 of BIT_NOT_EXPR before calling operand_equal_p.
4683 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
4684 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
4686 2007-06-23 Mark Mitchell <mark@codesourcery.com>
4688 * doc/extend.texi: Document that dllimport and dllexport imply
4690 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
4691 imported or exported declaration, including type declarations.
4692 * c-common.c (handle_visibility_attribute): Check for conflicts
4693 with dllimport/dllexport.
4694 (c_determine_visibility): Handle dllimport/dllexport as an
4695 explicit visibility atttribute.
4697 2007-06-23 Richard Guenther <rguenther@suse.de>
4699 PR tree-optimization/16876
4701 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
4703 * tree-inline.c (initialize_inlined_parameters): Do not call
4704 lang_hooks.tree_inlining.convert_parm_for_inlining.
4705 * cgraphbuild.c (initialize_inline_failed): Set inline failed
4706 reason for mismatched types.
4707 * gimplify.c (gimplify_call_expr): Verify the call expression
4708 arguments match the called function type signature. Otherwise
4709 mark the call expression to be not considered for inlining
4710 using CALL_CANNOT_INLINE_P flag.
4711 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
4712 edges call expression.
4713 (cgraph_decide_inlining_of_small_function): Likewise.
4714 (cgraph_decide_inlining): Likewise.
4715 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4717 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
4718 * c-typeck.c (c_convert_parm_for_inlining): Remove.
4719 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
4721 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
4722 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
4724 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4725 convert_parm_for_inlining member.
4727 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
4730 * arm.md (negscc): Match the correct operand for optimized LT0 test.
4731 Remove optimization for GT.
4733 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
4736 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
4738 (prescan_insns_for_dce): Add extra parameter.
4740 2007-06-23 Jan Hubicka <jh@suse.cz>
4743 * gimplify.c (mark_addressable): New function.
4744 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
4746 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4749 * expr.c (store_constructor): Do not clobber non-zeroed memory.
4751 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4754 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
4755 moves between MMX/SSE registers to at least 8 units to prevent
4756 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
4758 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
4760 * config/i386/i386.c (override_options): Correct x86_sahf
4763 2007-06-21 David Daney <ddaney@avtrex.com>
4766 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
4767 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
4768 (exception_receiver): Renamed to ...
4769 (nonlocal_goto_receiver): ... this.
4771 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
4773 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
4774 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
4775 partial register accesses.
4777 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
4779 * fold-const.c (debug_fold_checksum): Move it under
4780 ENABLE_FOLD_CHECKING.
4782 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4785 * tree.h (debug_fold_checksum): Declared.
4786 * fold-const.c (build_fold_addr_expr_with_type_1): New.
4787 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
4788 build_fold_addr_expr_with_type_1.
4789 (fold_addr_expr, debug_fold_checksum): New.
4790 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
4791 (fold_unary, fold_comparison, split_address_to_core_and_offset):
4794 2007-06-21 Sebastian Pop <sebpop@gmail.com>
4796 PR tree-optimization/19590
4797 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
4798 of scev is a constant.
4799 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
4801 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4803 * df-problems.c (df_note_bb_compute): Made computation of live
4804 info consistent with df_lr.
4806 2007-06-21 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/32453
4809 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
4810 for pointer anti-range.
4812 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/i386.c (processor_target_table): Increase maximum
4815 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
4818 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
4819 byte alignment if > 8 byte alignment is preferred.
4820 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4822 2007-06-21 Jakub Jelinek <jakub@redhat.com>
4824 PR tree-optimization/31866
4825 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
4826 if ASM_EXPR's input is not a SSA_NAME.
4829 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
4830 but decl is a global var, instead return decl.
4831 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
4832 even for is_global_var decls, if they are private in some outer
4835 2007-06-21 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/32451
4838 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
4840 2007-06-21 Christian Bruel <christian.bruel@st.com>
4842 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
4843 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
4844 (push_regs): Changed saving order or banked registers.
4845 (sh_expand_epilogue): Likewise.
4846 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
4847 (FIRST_BANKED_REG): Likewise.
4848 (LAST_BANKED_REG): Likewise.
4849 * config/sh/sh.md (banked) New attribute.
4850 (in_delay_slot): Check banked attribute.
4852 2007-06-20 Sebastian Pop <sebpop@gmail.com>
4854 PR tree-optimization/32075
4855 * tree-data-ref.c (subscript_dependence_tester_1,
4856 analyze_miv_subscript, analyze_overlapping_iterations,
4857 add_distance_for_zero_overlaps, build_classic_dist_vector,
4858 subscript_dependence_tester_1, analyze_overlapping_iterations,
4859 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
4860 compute_affine_dependence, compute_all_dependences): Pass loop_nest
4861 to evolution_function_is_affine_multivariate_p.
4863 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4865 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
4867 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
4870 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
4872 * config/m32c/prologue.md (epilogue_exitd_16): New.
4873 (epilogue_reit_16): New.
4874 (epilogue_exitd): Rename to epilogue_exitd_24.
4875 (epilogue_reit): Rename to epilogue_reit_24.
4877 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
4878 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4880 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
4882 * haifa-sched.c (queue_to_ready): Don't requeue next insn
4883 if dbg_cnt (sched_insn) reaches the limit.
4884 (choose_ready): New parameter INSN_PTR and new return value.
4885 (schedule_block): Handle dbg_cnt (sched_insn). Handle
4886 the new return value from choose_ready.
4887 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
4888 (rest_of_handle_global_alloc): New global_alloc_at_func.
4890 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
4892 PR tree-optimization/25737
4893 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
4894 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
4895 * tree-flow.h (struct fieldoff): Add new field alias_set.
4896 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
4897 argument addressable_type. Set alias_set of fieldoff.
4898 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
4899 (create_overlap_variables_for): Pass alias_set from fieldoff to
4901 * alias.c (get_alias_set): Use alias_set from SFT if set.
4903 2007-06-20 Hui-May Chang <hm.chang@apple.com>
4905 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
4906 of a variable as an unsigned HOST_WIDE_INT integer.
4908 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
4910 PR rtl-optimization/32405
4911 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
4913 2007-06-20 Jakub Jelinek <jakub@redhat.com>
4915 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
4918 * builtins.c: Include diagnostic.h.
4919 (expand_builtin_expect): Make gcc_assert more permissive.
4920 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
4923 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
4927 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
4928 if ACCUMULATE_OUTGOING_ARGS.
4930 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
4932 * config/m68hc11/m68hc11.c: Include dataflow header file.
4933 (m68hc11_reorg): Port to dataflow.
4935 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4937 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
4938 (struct df_problem.free_blocks_on_set_blocks): New field.
4939 (struct dataflow.optional_p): New field.
4940 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4941 (df_live_set_all_dirty): New function.
4942 * df-scan.c (df_scan_alloc): Initialize optional_p.
4943 (problem_SCAN): Initialize free_blocks_on_set_blocks.
4944 * df-core.c (df_set_blocks): Removed use of
4945 DF_FIRST_OPTIONAL_PROBLEM. Now uses
4946 df_problem.free_blocks_on_set_blocks to determine which blocks are
4948 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
4949 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
4950 uses dataflow.optional_p to determine if problem should be
4952 (rest_of_handle_df_initialize): Only start live problem if
4954 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
4955 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
4956 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
4957 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
4958 problem_NOTE): Initialize free_blocks_on_set_blocks.
4959 (df_lr_bb_local_compute): Recompute luids if df_live problem is
4961 (df_live_set_all_dirty, df_note_alloc): New function.
4962 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
4964 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
4965 * postreload.c (reload_combine): Ditto.
4966 * cse.c (cse_extended_basic_block): Ditto.
4967 * regmove.c (mark_flags_life_zones): Ditto.
4968 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
4969 erase_matching_seqs): Ditto.
4970 * bt-load.c (compute_defs_uses_and_gen): Ditto.
4971 * integrate (allocate_initial_values): Ditto.
4972 * combine.c (reg_dead_at_p): Ditto.
4973 * resource.c (mark_target_live_regs): Ditto.
4974 * sched-rgn.c (check_live_1, update_live_1): Ditto.
4975 * config/sh/sh.c (find_r0_life_regions): Ditto.
4976 * global.c (rest_of_handle_global_alloc): Only add back df_live
4978 * local-alloc.c (rest_of_handle_local_alloc): Only remove
4980 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
4982 (if_convert): Make sure df_live is there at -O == 1.
4983 (pass_if_after_combine): Cleanup flags.
4984 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
4985 is there at -O == 1.
4987 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
4989 * config/arm/arm.c (arm_get_frame_offsets): Set
4990 offsets->locals_base to avoid negative stack size.
4991 (thumb1_expand_prologue): Assert on negative stack size.
4993 2007-06-19 Sebastian Pop <sebpop@gmail.com>
4995 PR tree-optimization/32367
4996 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
4997 of the chrec has no evolution in that loop.
4998 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5000 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5002 * config/xtensa/xtensa.c: Include "df.h".
5003 (xtensa_builtin_saveregs): Use adjust_address instead of
5005 (xtensa_va_start): Invoke make_tree with sizetype for
5006 expand_builtin_saveregs and then convert the result to a pointer.
5007 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5008 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5009 Subtract argument size from index value as integers and then use
5010 POINTER_PLUS_EXPR to add the result to the array address.
5012 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5015 * config/m32c/m32c.c: Include dataflow header file.
5016 (m32c_emit_prologue): Adjust for prologue insn change.
5017 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5018 once inside a PARALLEL. Assume frame size passed in operand 0
5019 includes space to save the fb register.
5020 (prologue_enter_24): Likewise.
5021 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5023 2007-06-19 David Daney <ddaney@avtrex.com
5026 * config/mips/mips.md (cprestore): Mark $gp as used.
5028 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5031 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5032 (frv_ifcvt_modify_insn): Likewise.
5034 2007-06-19 Richard Guenther <rguenther@suse.de>
5036 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5037 only handle positive offsets that fit in a HOST_WIDE_INT.
5039 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5041 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5042 result of rsqrt insn for zero input argument to avoid NaN.
5044 2007-06-19 Richard Guenther <rguenther@suse.de>
5047 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5049 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5051 PR tree-optimization/32353
5052 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5054 2007-06-19 Nick Clifton <nickc@redhat.com>
5056 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5058 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5061 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5062 * config/i386/i386.c (assign_386_stack_local): Assert that
5063 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5064 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5065 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5066 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5068 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5070 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5072 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5074 PR rtl-optimization/32321
5075 * gcse.c (replace_store_insn): Update the note before
5076 calling emit_insn_after.
5078 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5081 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5083 * df-problems.c (df_note_bb_compute): Fix dumping info.
5085 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5087 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5088 insn with emit_jump_insn.
5090 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5092 PR tree-optimization/32383
5093 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5094 * targhooks.h (default_builtin_reciprocal): Update prototype.
5095 * target.h (struct gcc_target): Update builtin_reciprocal.
5096 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
5097 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
5098 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
5099 when fndecl is in BUILT_IN_MD class.
5100 (execute_convert_to_rsqrt): Ditto.
5102 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
5103 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
5104 Convert BUILT_IN_SQRTF code only when md_fn is false.
5106 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
5108 * bt-load.c (move_btr_def): Fix the order of arguments
5109 to validate_replace_rtx.
5111 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
5113 * config/m68k/m68k-devices.def: Add 54450..54455.
5115 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
5117 PR rtl-optimization/32366
5118 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
5119 FLOAT_EXTEND]: Prevent non-scalar modes from entering
5122 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
5125 * modulo-sched (generate_reg_moves): Added rescan parameter and if
5126 this is true, rescan insn being modified.
5127 (sms_schedule): Added rescan parameter.
5128 (rest_of_handle_sms): Moved freeing of dominance info to before
5129 getting out of cfg_layout.
5131 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
5133 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
5134 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
5137 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
5138 FL_CF_EMAC from the entry for isac.
5140 * config/m68k/predicates.md (const_call_operand): Adjust comment.
5141 (const_sibcall_operand): New.
5142 (sibcall_operand): Use it.
5143 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
5144 (m68k_isas): ISAC does not imply FPU or EMAC.
5145 (override_options): Add ISA_C logic for symbolic jump & call.
5147 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5149 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
5150 return mode from the builtin itself.
5151 (sparc_fold_builtin): Fix cast of zero constant.
5153 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5155 * targhooks.c (default_builtin_reciprocal): New default target hook.
5156 * targhooks.h (default_builtin_reciprocal): Add prototype.
5157 * hooks.c (hook_tree_tree_bool_null): Remove hook.
5158 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
5159 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
5160 default_builtin_reciprocal.
5162 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
5165 * hooks.c (hook_tree_tree_bool_null): New hook.
5166 * hooks.h (hook_tree_tree_bool_null): Add prototype.
5167 * tree-pass.h (pass_convert_to_rsqrt): Declare.
5168 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
5169 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
5170 and convert it to reciprocal a*rfunc(b).
5171 (execute_convert_to_rsqrt): New function.
5172 (gate_convert_to_rsqrt): New function.
5173 (pass_convert_to_rsqrt): New pass definition.
5174 * target.h (struct gcc_target): Add builtin_reciprocal.
5175 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
5176 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
5177 TARGET_BUILTIN_RECIPROCAL.
5178 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
5180 * config/i386/i386.h (TARGET_RECIP): New define.
5181 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
5182 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5183 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5184 and not optimizing for size.
5185 (*rcpsf2_sse): New insn pattern.
5186 (*rsqrtsf2_sse): Ditto.
5187 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
5188 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5189 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5190 and not optimizing for size.
5191 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
5192 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5193 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5194 and not optimizing for size.
5195 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
5196 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5197 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5198 and not optimizing for size.
5199 (*sse_rsqrtv4sf2): Do not export.
5201 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
5202 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
5203 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
5204 and not optimizing for size.
5206 * config/i386/i386.opt (mrecip): New option.
5207 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
5208 (ix86_emit_swsqrtsf): Ditto.
5209 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
5210 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
5212 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
5213 ix86_expand_unop1_builtin.
5214 (ix86_emit_swdivsf): New function.
5215 (ix86_emit_swsqrtsf): Ditto.
5216 (ix86_builtin_reciprocal): New function.
5217 (TARGET_BUILTIN_RECIPROCAL): Use it.
5218 (ix86_vectorize_builtin_conversion): Rename from
5219 ix86_builtin_conversion.
5220 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
5221 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
5222 "i386 and x86_64 Options" section.
5223 (Intel 386 and AMD x86_64 Options): Document -mrecip.
5225 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5226 Zdenek Dvorak <dvorakz@suse.cz>
5227 Richard Guenther <rguenther@suse.de>
5228 Kaz Kojima <kkojima@gcc.gnu.org>
5230 * tree-vrp.c (compare_values_warnv): Convert val2 to
5232 (extract_range_from_assert): Create
5233 POINTER_PLUS_EXPR for pointer types.
5234 (extract_range_from_binary_expr): Handle
5235 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
5237 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
5238 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
5239 POINTER_PLUS_EXPR as PLUS_EXPR.
5240 (number_of_iterations_lt_to_ne):
5241 For pointer types, use sizetype when
5242 creating MINUS_EXPR/PLUS_EXPRs.
5243 (assert_loop_rolls_lt): For pointer types, use sizetype when
5244 creating MINUS_EXPR/PLUS_EXPRs.
5245 (number_of_iterations_le): Likewise.
5246 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
5247 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
5248 like PLUS_EXPR and MINUS_EXPR.
5249 * tree-pretty-print.c (dump_generic_node): Handle
5251 (op_prio): Likewise.
5252 (op_symbol_1): Likewise.
5253 * optabs.c (optab_for_tree_code): Likewise.
5254 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
5256 * tree-tailcall.c (process_assignment): Mention
5257 POINTER_PLUS_EXPR in a TODO comment.
5258 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
5259 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
5260 not used with a pointer and an integer type.
5261 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
5262 increment using chrec_convert_rhs instead of chrec_convert.
5263 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
5264 PLUS_EXPR except for the right hand side's type will be
5266 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
5267 (fold_used_pointer_cast): Kill.
5268 (pointer_offset_p): Kill.
5269 (fold_used_pointer): Kill.
5270 (pointer_used_p): Kill.
5271 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
5272 call fold_used_pointer.
5273 (instantiate_parameters_1): Convert the increment
5274 using chrec_convert_rhs instead of chrec_convert.
5275 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
5276 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
5277 instead of PLUS_EXPR.
5278 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
5279 PLUS_EXPR for pointers.
5280 (std_gimplify_va_arg_expr): Likewise.
5281 (fold_builtin_memory_op): Likewise.
5282 (fold_builtin_strstr): Likewise.
5283 (fold_builtin_strchr): Likewise.
5284 (fold_builtin_strrchr): Likewise.
5285 (fold_builtin_strpbrk): Likewise.
5286 (expand_builtin_memory_chk): Likewise.
5287 (fold_builtin_memory_chk): Likewise.
5288 (std_expand_builtin_va_start): Use
5289 sizetype for the call to make_tree and then convert
5290 to the pointer type.
5291 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
5292 instead of PLUS_EXPR for adding to a pointer.
5293 (std_gimplify_va_arg_expr): Use fold_build2 for
5294 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
5295 the operands to sizetype first and then cast the BIT_AND_EXPR
5296 back to the pointer type.
5297 * fold-const.c (build_range_check): Handle pointer types
5299 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
5300 of PLUS_EXPR's. Make sure the offset is converted to
5302 (try_move_mult_to_index): Strip the NOPs from the offset.
5303 Remove code argument and replace all uses with PLUS_EXPR.
5304 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
5305 specially. Don't use a pointer type for MINUS_EXPR.
5306 (fold_unary): Handle for (T1)(X op Y),
5307 only p+ as that is the only as that can be handled for
5308 binary operators now.
5309 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
5311 <case PLUS_EXPR>: Add folding of PTR+INT into
5313 Don't call try_move_mult_to_index.
5314 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
5315 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
5316 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
5317 Don't call try_move_mult_to_index.
5318 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
5319 (tree_expr_nonzero_p): Likewise.
5320 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
5321 of PLUS_EXPR for the complex expression folding.
5322 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
5323 first chrec is a pointer type, then the second should
5324 be sizetype and not the first's type.
5325 For POINTER_PLUS_EXPR, use a different right hand side type.
5326 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5327 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
5328 different right hand side type.
5329 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5330 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
5331 instead of PLUS_EXPR.
5332 When either operand is zero, convert the other operand.
5333 (chrec_apply): Use chrec_convert_rhs
5334 on the argument x instead of chrec_convert.
5335 (reset_evolution_in_loop): For pointer types, the new_evol
5337 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
5338 different right hand side type.
5339 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5340 (chrec_convert_rhs): New function.
5341 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
5342 different right hand side type.
5343 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
5344 * tree-chrec.h (chrec_convert_rhs): New prototype.
5345 (build_polynomial_chrec): For pointer types, the right hand
5346 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
5347 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
5348 Remove subtraction case as it is always addition now.
5349 Make sure the offset is converted to sizetype.
5350 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
5351 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
5352 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
5353 PLUS_EXPR in pointer type.
5354 Handle POINTER_PLUS_EXPR.
5355 (tree_to_aff_combination): Likewise.
5356 (force_expr_to_var_cost): Likewise.
5357 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
5358 instead of PLUS_EXPR for pointers.
5359 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
5360 instead of PLUS_EXPR of pointer types.
5361 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
5363 (check_va_list_escapes): Likewise.
5364 (check_all_va_list_escapes): Likewise.
5365 * dwarf2out.c (loc_descriptor_from_tree_1):
5366 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
5367 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
5368 (string_constant): Likewise.
5369 * tree-ssa-address.c (tree_mem_ref_addr): When adding
5370 the offset to the base, use POINTER_PLUS_EXPR.
5371 (add_to_parts): Convert the index to sizetype.
5372 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
5373 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
5374 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
5375 Offset only holds something for PLUS_EXPR.
5376 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
5378 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
5380 (analyze_accesses_for_modify_stmt): Likewise.
5381 Remove comment about the type being integral type as it is
5383 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
5385 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
5387 Correct the type which the artimentic is done in (is now
5390 * tree-data-ref.c (split_constant_offset): Handle
5392 * tree-affine.c (tree_to_aff_combination): Likewise.
5393 * c-typeck.c (build_unary_op): For pointers create the increment
5394 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
5396 * gimplify.c (gimplify_self_mod_expr): Create a
5397 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5398 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
5399 * tree.def (POINTER_PLUS_EXPR): New tree code.
5400 * tree-predcom.c (ref_at_iteration): If we have a pointer
5401 type do the multiplication in sizetype.
5402 * tree-mudflap.c (mf_xform_derefs_1): Create a
5403 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5404 * tree-ssa-forwprop.c
5405 (forward_propagate_addr_into_variable_array_index):
5406 Don't expect there to be a cast for the index as that
5407 does not exist anymore.
5408 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
5409 instead of PLUS_EXPR.
5410 Don't check for the first operand of the POINTER_PLUS_EXPR
5411 was the index as it cannot be.
5412 Call forward_propagate_addr_into_variable_array_index with
5413 the SSA_NAME instead of the statement.
5414 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
5415 (compare_constant): Likewise.
5416 (copy_constant): Likewise.
5417 (compute_reloc_for_constant): Likewise.
5418 (output_addressed_constants): Likewise.
5419 (initializer_constant_valid_p): Likewise.
5420 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
5421 Convert the MIN/MAX of the inner type to the outer
5422 type before comparing them.
5423 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
5424 POINTER_PLUS_EXPR instead of PLUS_EXPR.
5425 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
5426 of PLUS_EXPR for pointers.
5427 * tree-inline.c (estimate_num_insns_1): Handle
5429 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5430 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5431 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
5432 instead of PLUS_EXPR for the pointer increment statement.
5433 (vect_update_ivs_after_vectorizer): For pointer types, create
5434 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
5435 MULT_EXPR in sizetype.
5436 (vect_gen_niters_for_prolog_loop): Add a cast when creating
5438 * tree-object-size.c (plus_expr_object_size): Handle
5439 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
5440 code which is trying to figure out which side is a pointer and
5442 (check_for_plus_in_loops_1): Likewise.
5443 (check_for_plus_in_loops): Likewise.
5444 * c-common.c (pointer_int_sum): Create a
5445 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
5446 * tree-ssa-structalias.c (handle_ptr_arith): Handle
5447 only POINTER_PLUS_EXPR. Removing all the extra
5448 code which is trying to figure out which side is a pointer and
5450 * tree-cfg.c (verify_expr): Add extra checking for pointers and
5451 PLUS_EXPR and MINUS_EXPR.
5452 Also add checking to make sure the operands of POINTER_PLUS_EXPR
5454 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
5455 with make_tree, instead of a pointer type.
5456 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
5457 for pointers instead of PLUS_EXPR.
5458 (s390_gimplify_va_arg): Likewise.
5459 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
5460 instead of PLUS_EXPR when doing addition on pointer
5461 types. Use sizetype for the second operand.
5462 (spu_gimplify_va_arg_expr): Likewise.
5463 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
5464 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
5465 a pointer. Don't create a BIT_AND_EXPR for pointer types.
5466 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
5467 for the pointer addition and also use size_int/sizetype
5469 (ix86_gimplify_va_arg): Likewise.
5470 Perform BIT_AND_EXPR on sizetype arguments.
5471 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
5472 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
5473 for the pointer additions and also use size_int for the offsets.
5474 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
5475 additions and also use size_int for the offsets. Perform
5476 BIT_AND_EXPR on sizetype arguments.
5477 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
5478 POINTER_PLUS_EXPR for pointers and create the
5479 BIT_AND_EXPR in sizetype.
5480 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
5481 instead of PLUS_EXPR for pointer addition.
5482 (rs6000_va_start): Likewise.
5483 Also use sizetype for the offset.
5484 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
5485 as PLUS_EXPR/MINUS_EXPR.
5486 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
5487 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
5488 Don't use BIT_AND_EXPR on a pointer type, convert the
5489 expression to sizetype first.
5490 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
5492 (mips_gimplify_va_arg_expr): Likewise.
5493 Don't create BIT_AND_EXPR in a pointer type.
5495 2007-06-15 Eric Christopher <echristo@apple.com>
5497 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
5498 (x86_64-*-darwin*): Ditto.
5499 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
5502 2007-06-15 Matthew Wilcox <matthew@wil.cx>
5504 * doc/extend.texi: Document behavior of __attribute__((aligned))
5507 2007-06-15 Mark Mitchell <mark@codesourcery.com>
5509 * rtlanal.c (note_stores): Improve documentation.
5511 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
5513 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
5514 LOCAL_LABEL_PREFIX): Delete.
5515 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
5516 (bfin_internal_label): Delete.
5518 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
5520 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
5521 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
5522 otherwise define to LIBGCC2_TF_CEXT.
5523 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
5524 (LIBGCC_TF_CEXT): Ditto.
5527 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
5529 PR rtl-optimization/32339
5530 * df-scan.c (df_uses_record): Don't modify flags but just add to
5531 it for df_ref_record.
5533 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5535 * tree-mudflap.c: Fix whitespace issues.
5537 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
5539 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
5541 2007-06-14 Eric Christopher <echristo@apple.com>
5543 * config/i386/sse.md (movdi_to_sse): Rewrite body.
5544 (movv4sf): Use gcc_unreachable instead of abort.
5546 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5549 * config/i386/sfp-machine.h (CMPtype): New define.
5550 (mach stubs): Use CMPtype instead of int as a return type.
5552 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
5554 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
5555 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
5556 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
5557 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
5558 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
5559 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
5560 config/soft-fp/soft-fp.h: Update from glibc CVS.
5562 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
5564 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
5566 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5569 * config/v850/v850.c: Include dataflow header file.
5570 (substitute_ep_register): Fix typo.
5572 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5574 * configure.ac: Fix earlier checkin.
5575 * configure: Regenerated.
5577 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5579 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
5580 * aclocal.m4: Regenerate.
5581 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
5582 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
5583 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
5584 * configure: Regenerate.
5585 * Makefile.in (LOOSE_WARN): Subst loose_warn.
5587 * Makefile.in (quickstrap): Build libgcc too.
5589 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
5591 * configure.ac: Add --enable-checking=df. Explicitly mention that
5592 the variables are initialized as for "release".
5593 * df-core.c: Use it.
5594 * configure: Regenerate.
5595 * config.in: Regenerate.
5597 2007-06-14 Bob Wilson <bob.wilson@acm.org>
5599 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
5600 validate_replace_rtx instead of replace_rtx.
5601 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
5603 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
5605 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
5606 (DWARF2_UNWIND_INFO): Override default if configured with
5608 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
5609 (ENDFILE_SPEC): Add crtend.o.
5610 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
5611 (ENDFILE_SPEC): Add crtend.o.
5612 (TARGET_USE_JCR_SECTION): Define.
5613 (MD_UNWIND_SUPPORT): Define for 32-bit target.
5615 * config/i386/cygming-crtbegin.c: New file.
5616 * config/i386/cygming-crtend.c: New file.
5618 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
5620 * config/i386/w32-unwind.h: New file.
5622 2007-06-13 Eric Christopher <echristo@apple.com>
5624 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
5625 the user set a value below STACK_BOUNDARY.
5627 2007-06-13 Thiemo Seufer <ths@networkno.de>
5629 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
5630 imply -lpthread for -pthread.
5632 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5634 * basic-block.h: Remove the prototype for
5635 free_basic_block_vars.
5636 * cfglayout.h: Remove the prototype for
5637 insn_locators_initialize.
5638 * tree.h: Remove the prototype for emit_line_note.
5640 * tree-ssa-pre.c (mergephitemp): Remove.
5641 (init_pre): Don't use mergephitemp.
5643 2007-06-13 Eric Christopher <echristo@apple.com>
5645 * config/i386/i386.c (override_options): If we've specified
5646 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
5648 2007-06-13 Bob Wilson <bob.wilson@acm.org>
5650 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
5653 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5655 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
5656 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
5657 (eh_store_handler): New pattern.
5658 (eh_return): Emit it instead of a plain move.
5660 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
5662 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
5663 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
5664 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
5667 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
5669 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
5670 (find_next_insn_start, find_load): New functions.
5671 (bfin_reorg): Use them to deal with the fact that parallel insns are
5672 no longer represented as a SEQUENCE.
5674 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5676 * config/sparc/sparc.c (sparc_override_options): Initialize
5679 2007-06-13 Dave Korn <dave.korn@artimi.com>
5681 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
5684 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
5686 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
5687 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
5688 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
5689 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
5690 tree-vect-transform.c: Fix comment typos. Follow spelling
5693 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5695 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
5696 to the exit block use set.
5697 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
5698 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
5699 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
5701 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
5703 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
5704 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
5705 to indicate an error.
5706 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
5708 (dbg_cnt_process_opt): Print an error on a bad argument.
5709 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
5710 * common.opt (-fdbg-cnt-list): New.
5711 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
5713 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
5715 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
5716 flag on ref-all pointers.
5718 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5721 * expr.c (expand_expr_addr_expr_1): Call expand_expr
5722 for the offset with the modifier as EXPAND_INITIALIZER
5723 if the modifier is EXPAND_INITIALIZER.
5724 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
5725 a register if we had an overflow.
5727 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * real.c (real_isfinite): New.
5730 (real_sqrt): Use it.
5731 * real.h (real_isfinite): New.
5732 * builtins.c: Use it.
5734 2007-06-12 Ian Lance Taylor <iant@google.com>
5735 Daniel Berlin <dberlin@dberlin.org>
5738 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
5739 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
5740 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
5741 (DECL_NO_TBAA_P): Define.
5742 (struct tree_decl_common): Add no_tbaa_flag field.
5743 * tree-ssa-structalias.c (struct variable_info): Add
5744 no_tbaa_pruning field.
5745 (new_var_info): Initialize no_tbaa_pruning field.
5746 (unify_nodes): Copy no_tbaa_pruning field.
5747 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5748 (dump_solution_for_var): Print no_tbaa_pruning flag.
5749 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
5751 (compute_tbaa_pruning): New static function.
5752 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
5753 Call compute_tbaa_pruning.
5754 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
5755 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
5756 * gimple-low.c (lower_stmt): Likewise.
5757 * tree-gimple.c (is_gimple_stmt): Likewise.
5758 * tree-ssa-operands.c (get_expr_operands): Likewise.
5759 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5760 * tree-inline.c (estimate_num_insns_1): Likewise.
5761 (copy_result_decl_to_var): Likewise.
5762 * expr.c (expand_expr_real_1): Likewise.
5763 * tree-pretty-print.c (dump_generic_node): Likewise.
5764 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
5765 * omp-low.c (omp_copy_decl_2): Likewise.
5766 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
5767 * doc/c-tree.texi (Expression trees): Document
5768 CHANGE_DYNAMIC_TYPE_EXPR.
5770 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5772 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
5773 with !HONOR_NANS and !HONOR_INFINITIES.
5774 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
5776 2007-06-12 Tristan Gingold <gingold@adacore.com>
5778 * gcov.c: Comments updated.
5779 (source_info): Add file_time field.
5780 (source_index): New variable.
5781 (mutiple_files): New variable.
5782 (generate_results): New function extracted from process_file.
5783 (process_file): Save and restore chain of functions, generate
5784 results and free structures only if not merging results.
5785 (release_structures): File names are now freed in create_file_names
5786 (create_file_names): Free previous file names.
5787 (find_source): File date is now read here and modifications in
5788 source files is checked here.
5789 (read_graph_file): Only reverse order of functions for the current
5791 (make_gcov_file_name): Do not generate long names if input_name is
5793 (output_lines): If merging results do not display graph, data and
5795 Checking source file modification is done in find_source.
5797 * doc/gcov.texi: Append an s to sourcefile.
5799 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
5801 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
5802 (forced_nop): New pattern.
5803 * config/bfin/bfin.c: Include "df.h".
5804 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
5805 (bfin_discover_loop): Use df_get_live_in instead of
5806 global_live_at_start.
5807 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
5808 df_analyze when done.
5809 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
5810 the insns. Use QImode for the final insn in a bundle. Call
5811 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
5813 (reorder_var_tracking_notes): New function.
5814 (bfin_reorg): Pass no argument to split_all_insns. Don't call
5815 update_life_info. Call df_analyze after scheduling and bundle
5816 generation. Call reorder_var_tracking_notes if generating these
5817 notes. Call df_finish_pass at the end.
5819 2007-06-12 Dirk Mueller <dmueller@suse.de>
5821 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
5822 a comparison, not an assignment.
5824 2007-06-12 Olivier Hainque <hainque@adacore.com>
5826 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
5827 Request walking the subtrees only, leaving the current is_lhs/val_only
5829 (convert_non_local_reference): Likewise.
5831 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
5833 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
5835 2007-06-12 Richard Guenther <rguenther@suse.de>
5837 PR tree-optimization/15353
5838 PR tree-optimization/31657
5839 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
5840 * timevar.def: Add TV_TREE_IFCOMBINE.
5841 * tree-pass.h (pass_tree_ifcombine): Declare.
5842 * tree-ssa-ifcombine.c: New file.
5843 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
5844 * tree-flow.h (blocks_in_phiopt_order): Declare.
5845 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
5846 (tree-ssa-ifcombine.o): New dependencies.
5848 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5850 PR rtl-optimization/32293
5851 * combine.c (simplify_if_then_else): Truncate return from
5852 nonzero_bits() to correct mode.
5854 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
5856 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
5857 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
5859 2007-06-11 Diego Novillo <dnovillo@google.com>
5861 * Makefile.in (reload1.o-warn): Remove.
5863 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
5865 * combine.c (subst): Use reg_overlap_mentioned_p
5866 instead of comparing register numbers directly.
5868 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5870 * reload1.c (mark_home_live_1): Use the mode parameter.
5872 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5874 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
5875 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
5879 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
5881 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
5883 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
5886 from integer registers.
5887 (FP mode splitters): Handle TFmode.
5889 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
5891 * tree-ssa-structalias.c (find_what_p_points_to): Return false
5892 for ref-all pointers that point-to anything.
5894 2007-06-11 Joseph Myers <joseph@codesourcery.com>
5896 * config/arm/arm.c (arm_output_dwarf_dtprel,
5897 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
5899 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
5901 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
5902 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
5905 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
5907 * gcc/tree.c (signed_or_unsigned_type_for): New.
5908 (unsigned_type_for): Use signed_or_unsigned_type_for.
5909 (signed_type_for): Use signed_or_unsigned_type_for.
5910 * gcc/tree.h (signed_or_unsigned_type_for): New.
5911 (get_signed_or_unsigned_type): Remove.
5912 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
5913 lang_hooks.types.signed_type
5914 (size_diffop): Likewise.
5915 (all_ones_mask_p): Likewise.
5916 (build_range_check): Likewise.
5917 (fold_cond_expr_with_comparison): Likewise.
5918 (fold_cond_expr_with_comparison): Likewise.
5919 (unextend): Likewise.
5920 (extract_muldiv_1): Likewise.
5921 (fold_single_bit_test_into_sign_test): Likewise.
5922 (fold_binary): Likewise.
5923 (fold_ternary): Likewise.
5924 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
5925 instead of get_signed_or_unsigned_type.
5926 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
5927 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5928 * gcc/expr.c (signed_or_unsigned_type_for): Use
5929 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
5930 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
5931 (lhd_signed_or_unsigned_type): Remove.
5932 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
5933 signed_or_unsigned_type.
5934 (lhd_signed_or_unsigned_type): Remove.
5935 * gcc/expmed.c (make_tree): Use signed_type_for instead of
5936 lang_hooks.types.signed_type.
5937 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
5938 c_common_signed_type instead of lang_hooks.types.signed_type.
5939 (c_common_unsigned_type): New.
5940 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
5941 (shorten_compare): Use c_common_unsigned_type instead of
5942 c_common_signed_or_unsigned_type.
5943 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
5945 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
5946 lang_hooks.types.signed_type.
5947 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
5948 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
5949 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
5950 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
5951 instead of unsigned_type_for.
5952 * gcc/c-decl.c (groakdeclarator): Likewise.
5953 * gcc/c-typeck.c (convert_for_assignment): Likewise.
5954 * gcc/c-common.h (c_common_unsigned_type): New.
5956 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
5960 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
5962 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
5965 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
5966 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
5968 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
5969 Sebastian Pop <sebpop@gmail.com>
5971 * lambda-code.c (remove_iv): New.
5972 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
5974 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
5976 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
5977 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
5978 * tree-ssa-loop-prefetch.c: Include optabs.h.
5979 (FENCE_FOLLOWING_MOVNT): New macro.
5980 (struct mem_ref): Add independent_p and storent_p fields.
5981 (record_ref): Initalize the new fields.
5982 (gather_memory_references_ref): Return true if the reference
5984 (gather_memory_references): Check whether all memory accesses
5985 in loop were recorded.
5986 (should_issue_prefetch_p): Return false for nontemporal stores.
5987 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
5988 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
5989 (determine_loop_nest_reuse): Detect independent memory references.
5990 (loop_prefetch_arrays): Call mark_nontemporal_stores.
5991 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
5992 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
5993 * config/i386/i386.h (x86_mfence): Declare.
5994 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
5995 * config/i386/i386.c (x86_mfence): New variable.
5996 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
5998 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
5999 * optabs.c (init_optabs): Initialize storent_optab.
6000 * optabs.h (enum optab_index): Add OTI_storent.
6001 (storent_optab): Declare.
6002 * genopinit.c (optabs): Add initialization for storent_optab.
6003 * tree.h (MOVE_NONTEMPORAL): New macro.
6004 * expr.c (expand_assignment, store_expr, store_constructor_field,
6005 store_constructor, store_field, expand_expr_real_1): Propagate
6006 nontemporality of the expanded store.
6007 (emit_storent_insn): New function.
6008 * expr.h (expand_assignment, store_expr): Declaration changed.
6009 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6010 to expand_assignment.
6011 * stmt.c (expand_asm_expr): Ditto.
6012 * calls.c (initialize_argument_information): Pass false as
6013 nontemporality to store_expr.
6014 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6017 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6019 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6021 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6023 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6025 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6026 and allow DECL_P here.
6028 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6030 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6031 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6032 track of the size of the expression.
6033 * cfghooks.c (merge_blocks): Remove block from loops structure only
6034 after call of the merge_blocks hook.
6036 2007-06-09 Tom Tromey <tromey@redhat.com>
6038 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6039 (deprecated_state): Removed.
6040 (start_decl): Update.
6041 (enum deprecated_states): Moved earlier.
6042 (groktypename): Update.
6043 (push_parm_decl): Likewise.
6044 (grokfield): Likewise.
6045 (start_function): Likewise.
6047 2007-06-09 Ian Lance Taylor <iant@google.com>
6049 PR tree-optimization/32169
6050 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6051 CONVERT_EXPR, check whether min and max both converted to an
6052 overflow infinity representation.
6054 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6056 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6057 not inserted on the edge.
6059 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6061 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6062 instructions if they are supported.
6063 (__divsi3, __umodsi3, __modsi3): Likewise.
6064 (__ashldi3, __ashrdi3, __lshrdi3): New.
6065 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6067 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6068 Tony Linthicum <tony.linthicum@amd.com>
6070 * doc/invoke.texi: Add fvect-cost-model flag.
6071 * common.opt (fvect-cost-model): New flag.
6072 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6073 cost fields in stmt_vec_info struct for STMT.
6074 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6075 fields in stmt_vec_info struct and access functions for the same.
6076 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6077 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6078 load, store and vector to scalar operation.
6079 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6080 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6081 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6082 (TARG_VEC_STORE_COST): Define cost of vector store.
6083 (vect_estimate_min_profitable_iters): Define new function.
6084 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6085 check to evaluate if loop iterations are less than minimum profitable
6086 iterations determined by cost model or minimum vect loop bound defined
6087 by user, whichever is more conservative.
6088 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6089 run-time check to evaluate if loop iterations are less than minimum
6090 profitable iterations determined by cost model or minimum vect loop
6091 bound defined by user, whichever is more conservative.
6092 (vect_estimate_min_profitable_iterations): New function to estimate
6093 mimimimum iterartions required for vector version of loop to be
6094 profitable over scalar version.
6095 (vect_model_reduction_cost): New function.
6096 (vect_model_induction_cost): New function.
6097 (vect_model_simple_cost): New function.
6098 (vect_cost_strided_group_size): New function.
6099 (vect_model_store_cost): New function.
6100 (vect_model_load_cost): New function.
6101 (vectorizable_reduction): Call vect_model_reduction_cost during
6103 (vectorizable_induction): Call vect_model_induction_cost during
6105 (vectorizable_load): Call vect_model_load_cost during analysis phase.
6106 (vectorizable_store): Call vect_model_store_cost during analysis phase.
6107 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
6108 vectorizable_promotion, vectorizable_demotion): Call
6109 vect_model_simple_cost during analysis phase.
6111 2007-06-08 Simon Baldwin <simonb@google.com>
6113 * reg-stack.c (get_true_reg): Readability change. Moved default case
6114 label into direct switch statement scope.
6116 2007-06-08 Simon Baldwin <simonb@google.com>
6118 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
6119 in gcc_assert() with '==' comparison.
6121 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6123 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
6124 TARGET_ABM handling of x86_popcnt variable.
6126 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6128 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
6129 __builtin_copysignq and __builtin_infq built-in functions.
6131 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6133 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
6134 SSE4.2 section. Correct built-in function names in SSE4A section.
6136 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
6138 PR tree-optimization/32243
6139 * tree-vect-transform.c (vectorizable_type_promotion): Move check
6140 for ncopies after ratio check between nunits_out and nunits_in.
6141 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
6143 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
6145 PR tree-optimization/32224
6146 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
6147 vectorization upon a non GIMPLE_MODIFY_STMT.
6149 2007-06-08 Christian Bruel <christian.bruel@st.com>
6152 * config/sh/sh.md (doloop_end): New pattern and splitter.
6153 * loop-iv.c (simple_rhs_p): Check for hardware registers.
6155 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
6158 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
6160 (verify_dominators): Do not change dominance tree.
6162 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6164 * config/sh/constraints.md: New file.
6165 * config/sh/sh.c: Include tm-constrs.h.
6166 (reg_class_from_letter): Remove.
6167 (prepare_cbranch_operands): Use satisfies_constraint_*
6168 function instead of macro.
6169 (andcosts, broken_move, sh_secondary_reload): Likewise.
6170 * config/sh/predicates.md (trapping_target_operand): Likewise.
6171 (and_operand, arith_operand, arith_reg_or_0_operand,
6172 cmp_operand, logical_operand, target_operand,
6173 ua_address_operand, ua_offset, xor_operand): Likewise.
6174 * config/sh/sh.md: Include constraints.md.
6175 (*movsicc_t_false): Use satisfies_constraint_* function
6177 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
6178 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
6179 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
6180 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
6181 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
6182 (REG_CLASS_FROM_CONSTRAINT): Remove.
6183 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
6184 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
6185 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
6186 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
6187 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6188 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
6189 function instead of macro.
6190 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
6191 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
6192 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
6193 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
6194 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
6195 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
6196 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
6197 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
6198 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
6199 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
6200 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
6201 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
6202 EXTRA_CONSTRAINT_STR): Likewise.
6203 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
6205 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6207 * config/i386/darwin.h (STACK_BOUNDARY): Define.
6209 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
6212 * c-common.h (flag_cpp0x): Replaced by...
6213 (cxx_dialect): ... this new variable specifying the C++ dialect that
6215 * c-common.c (flag_cpp0x): Removed.
6216 (cxx_dialect): Defined.
6217 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
6219 * c-opts.c (c_common_post_options): Likewise.
6220 (set_std_cxx98): Set cxx_dialect to cxx98.
6221 (set_std_cxx0x): Set cxx_dialect to cxx0x.
6223 2007-06-07 Geoffrey Keating <geoffk@apple.com>
6224 Hui-May Chang <hm.chang@apple.com>
6226 * doc/invoke.texi (Darwin Options): Update documentation for
6227 -mmacosx-version-min.
6228 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
6229 * config/darwin-driver.c: New file.
6230 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
6231 * config/t-darwin (darwin-driver.o): New rule.
6233 * config/darwin-c.c (version_as_macro): Ignore low digit.
6235 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
6238 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
6239 (CSGNMODE): New mode macro.
6240 (CSGNVMODE): New mode attribute.
6241 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
6242 expander using CSGNMODE mode macro. Handle TFmode.
6243 (copysign<mode>3_const): Rename from copysignsf3_const and
6244 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
6246 (copysign<mode>3_var): Rename from copysignsf3_var and
6247 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
6249 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
6250 mode macro. Handle TFmode.
6251 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
6252 (iortf3, *iortf3): Ditto.
6253 (xortf3, *xortf3): Ditto.
6254 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
6255 TFmode and TImode masks.
6256 (ix86_expand_copysign): Expand TFmode copysign insn.
6257 (IX86_BUILTIN_INFQ): New.
6258 (IX86_BUILTIN_FABSQ): Ditto.
6259 (IX86_BUILTIN_COPYSIGNQ): Ditto.
6260 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
6261 [__builtin_fabsq]: Ditto.
6262 [__builtin_copysignq]: Ditto.
6263 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
6264 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
6265 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
6266 ix86_expand_binop_builtin().
6268 2007-06-07 Bob Wilson <bob.wilson@acm.org>
6270 * config/xtensa/lib1funcs.asm: Clean up whitespace.
6272 2007-06-07 Steve Ellcey <sje@cup.hp.com>
6275 * rtl.h (push_to_sequence2): New.
6276 * emit-rtl.c (push_to_sequence2): New.
6277 * function.c (assign_parm_data_all): Add new fields.
6278 (assign_parm_setup_block): Call push_to_sequence2 instead of
6280 (assign_parm_setup_reg): Ditto.
6281 (assign_parm_setup_stack): Ditto.
6282 (assign_parms_unsplit_complex): Ditto.
6283 (assign_parms): Change field name.
6285 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
6287 PR tree-optimization/32220
6288 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
6289 phi node is reached before defining statement.
6291 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6294 * tree-vect-transform.c (vectorizable_call): Call update_stmt
6295 after changing the right hand side of the assignment.
6297 2007-06-06 Eric Christopher <echristo@apple.com>
6299 * config.gcc (i?86-*-darwin*): Remove arch parameter.
6300 (x86_64-*-darwin*): Ditto.
6301 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
6302 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
6304 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6306 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
6308 (add_key): Likewise.
6309 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
6310 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
6312 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
6314 (add_cost_one_coalesce): Likewise.
6315 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
6316 variable names. Rename orig to orig_name for consistency.
6317 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
6319 (cprop_into_successor_phis): Avoid using C++ keywords as variable
6321 (record_equivalences_from_stmt): Likewise.
6322 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
6323 the coding conventions.
6324 (memory_ssa_name_same): Likewise.
6325 (dse_optimize_stmt): Likewise.
6326 (dse_record_phis): Likewise.
6327 (dse_finalize_block): Likewise.
6328 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
6329 keywords as variable names.
6330 (may_move_till): Cast according to the coding conventions.
6331 (force_move_till_expr): Avoid using C++ keywords as variable names.
6332 (force_move_till): Cast according to the coding conventions.
6333 (memref_hash): Likewise.
6334 (memref_eq): Likewise.
6335 (gather_mem_refs_stmt): Likewise.
6336 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
6337 using C++ keywords as variable names.
6338 (idx_find_step): Cast according to the coding conventions.
6339 (idx_record_use): Likewise.
6340 (find_depends): Likewise.
6341 (prepare_decl_rtl): Likewise.
6342 (mbc_entry_hash): Likewise.
6343 (mbc_entry_eq): Likewise.
6344 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
6345 (simplify_replace_tree): Avoid using C++ keywords as variable names.
6346 (idx_infer_loop_bounds): Cast according to the coding conventions.
6347 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
6348 * tree-ssa-math-opts.c (occ_new ): Likwise.
6349 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
6351 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
6353 (add_use_op): Likewise.
6354 (add_vop): Likewise.
6355 (add_vuse_op): Likewise.
6356 (add_vdef_op): Likewise.
6357 (get_expr_operands): Likewise.
6358 (push_stmt_changes): Use type safe memory macros.
6359 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
6360 keywords as variable names.
6361 (conditional_replacement): Likewise.
6362 (minmax_replacement): Likewise.
6363 (abs_replacement): Likewise.
6364 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
6366 (insert_fake_stores): Avoid using C++ keywords as variable names.
6367 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
6369 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
6370 (heapvar_insert): Use type safe memory macros.
6371 (new_var_info): Cast according to the coding conventions.
6372 (new_constraint): Likewise.
6373 (remove_preds_and_fake_succs): Use type safe memory macros.
6374 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
6376 (thread_single_edge): Likewise.
6377 (thread_through_loop_header): Likewise.
6379 2007-06-06 Eric Christopher <echristo@apple.com>
6381 * config/i386/i386.c (override_options): Move handling
6382 of TARGET_SUBTARGET* earlier.
6384 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
6386 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
6389 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
6391 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
6392 emited outside of basic block.
6393 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
6395 * rtl.h (delete_insn_chain): Declaration changed.
6396 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
6398 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
6399 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
6400 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
6401 to delete_insn_chain.
6402 (rtl_verify_flow_info_1): Verify that the insns in header and footer
6403 do not have bb field set.
6404 (rtl_verify_flow_info): Verify that insns between basic blocks do not
6406 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
6407 * cfgcleanup.c (try_optimize_cfg): Ditto.
6409 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6411 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
6412 (lambda_body_vector_new): Use type safe memory macros.
6413 (lambda_linear_expression_new): Likewise.
6414 (lambda_loopnest_new): Likewise.
6415 (lambda_lattice_new): Likewise.
6416 (replace_uses_equiv_to_x_with_y): Cast according to the coding
6417 conventions. Use type safe memory macros.
6418 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
6419 (lambda_body_vector_s): Likewise.
6420 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
6421 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
6423 2007-06-06 Richard Guenther <rguenther@suse.de>
6425 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
6426 if we need to schedule cfg_cleanup.
6427 (tree_ssa_forward_propagate_single_use_vars): Do so.
6429 2007-06-06 Ian Lance Taylor <iant@google.com>
6431 * fold-const.c (merge_ranges): If range_successor or
6432 range_predecessor fail, just return 0.
6434 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6436 PR tree-optimization/32216
6437 * tree-vectorizer.c (supportable_widening_operation): Determine
6438 signedness of FIX_TRUNC_EXPR from output operand.
6439 (supportable_narrowing_operation): Ditto.
6440 * tree-vect-generic.c (expand_vector_operations_1): Determine
6441 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
6444 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
6446 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
6447 (struct pta): ...from here. Change flags to unsigned to avoid
6448 excessive casting (as it is used as a bit mask).
6449 (override_options): Add casts according to the coding convenventions.
6450 (x86_64_elf_unique_section): Likewise.
6451 (examine_argument): Avoid using C++ keywords as variable names.
6452 (construct_container): Likewise.
6453 (legitimize_pic_address): Likewise.
6454 (get_dllimport_decl): Cast according to the coding conventions. Use
6455 type safe memory macros.
6456 (legitimize_address): Cast according to the coding conventions.
6457 (emit_i387_cw_initialization): Corrected the type of slot to enum
6459 (ix86_init_machine_status): Use type safe memory macros.
6460 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
6461 (bdesc_pcmpistr): Likewise.
6462 (bdesc_crc32): Likewise.
6463 (bdesc_sse_3arg): Likewise.
6464 (bdesc_2arg): Likewise.
6465 (bdesc_1arg): Likewise.
6466 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
6467 (ix86_expand_sse_pcmpistr): Likewise.
6468 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
6469 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
6470 int to match the langhook definition.
6471 (ix86_builtin_conversion): Change the type of code to unsigned init to
6472 match the langhook definition.
6473 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
6475 (ix86_preferred_output_reload_class): Likewise.
6476 (ix86_cannot_change_mode_class): Likewise.
6477 (ix86_memory_move_cost): Likewise.
6478 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
6479 avoid excessive casting later on.
6480 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
6482 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
6485 as flags setting insn.
6486 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
6488 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
6490 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
6491 (UNSPEC_ROUND): New.
6492 ("sse4_1_round<mode>2"): New insn pattern.
6493 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
6495 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
6496 expander using SSEMODEF mode macro. Expand using
6497 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6498 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
6499 expander using SSEMODEF mode macro. Expand using
6500 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6501 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
6502 expander using SSEMODEF mode macro. Expand using
6503 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
6504 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
6505 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
6506 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
6509 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
6510 Sebastian Pop <sebpop@gmail.com>
6512 * lambda.h (build_linear_expr): New.
6513 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
6514 Use build_linear_expr, call fold and force_gimple_operand.
6515 (lambda_loopnest_to_gcc_loopnest): Check that there is
6516 something to insert.
6517 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
6519 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
6521 PR preprocessor/23479
6522 * doc/extend.texi: Document the 0b-prefixed binary integer
6525 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6527 PR tree-optimization/32215
6528 * tree-vectorizer.c (supportable_widening_operation): Return false
6529 for unsupported FIX_TRUNC_EXPR tree code.
6530 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
6532 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
6534 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
6535 register on SPE targets. Change documentation to reflect
6537 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
6538 Change FIXED_SCRATCH to 14 and document why we're keeping r14
6539 out of the register allocation pool.
6540 (rs6000_reg_live_or_pic_offset_p): New function.
6541 (rs6000_emit_prologue): Move the actual saving of LR up to free
6542 r0 for holding r11. Split saving of SPE 64-bit registers into
6543 its own case. Ensure that offsets will always be in-range for
6544 'evstdd' by using r11 as a scratch register to point at the start
6545 of the SPE save area. Save r11 if necessary, as it is the static
6547 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
6548 into its own case. Ensure that offsets will always be in-range
6549 for 'evldd' by using r11 as a scratch register to point at the
6550 start of the SPE save area. Also adjust r11 when restoring
6551 the stack pointer to compensate for pre-loading r11.
6553 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
6555 * cfg.c (init_flow): Use type safe memory macros.
6556 (alloc_block): Likewise.
6557 (unchecked_make_edge): Likewise.
6558 (dump_flow_info): Avoid using C++ keywords as variable names.
6559 (copy_original_table_clear): Cast according to the coding conventions.
6560 (copy_original_table_set): Likewise.
6561 * cfgexpand (label_rtx_for_bb): Likewise.
6562 (expand_gimple_basic_block): Likewise.
6563 * cfghooks.c (dump_bb): Likewise.
6564 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
6566 (lv_add_condition_to_bb): Likewise.
6567 * cfglayout (relink_block_chain): Cast according to the coding
6569 (fixup_reorder_chain): Likewise.
6570 (fixup_fallthru_exit_predecessor): Likewise.
6571 * cfgloop.c (glb_enum_p): Likewise.
6572 (get_exit_description): Likewise.
6573 (dump_recorded_exit): Likewise.
6574 * cfgloop.h (enum loop_estimation): Move out of struct scope...
6575 (struct loop): ... from here.
6576 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
6578 * cfgrtl.c (rtl_create_basic_block): Likewise.
6579 (rtl_split_block): Likewise.
6580 (rtl_dump_bb): Likewise.
6581 (cfg_layout_split_block): Likewise.
6582 (init_rtl_bb_info): Use typesafe memory macros.
6584 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
6585 * graphds.h: Updated all usages of edge to graph_edge.
6586 * graphds.c: Likewise.
6587 * cfgloopanal.c: Likewise.
6589 2007-06-05 Ian Lance Taylor <iant@google.com>
6591 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
6592 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
6593 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
6595 (test_for_singularity): Likewise.
6597 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6599 * config/i386/constraints.md ("Y2"): Replaced by ...
6601 * config/i386/i386.md: Likewise.
6602 * config/i386/mmx.md: Likewise.
6603 * config/i386/sse.md: Likewise.
6605 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
6607 * config/i386/constraints.md ("z"): Replaced by ...
6609 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
6610 (sse4_1_blendvps): Likewise.
6611 (sse4_1_pblendvb): Likewise.
6612 (sse4_2_pcmpestr): Likewise.
6613 (sse4_2_pcmpestrm): Likewise.
6614 (sse4_2_pcmpestr_cconly): Likewise.
6615 (sse4_2_pcmpistr): Likewise.
6616 (sse4_2_pcmpistrm): Likewise.
6617 (sse4_2_pcmpistr_cconly): Likewise.
6619 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
6621 * matrix-reorg.c (transform_access_sites): Fix computation.
6622 (transform_allocation_sites): Same.
6624 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6626 * config/i386/i386.c (override_options): Use
6627 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
6629 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
6632 (nonimm_not_xmm0_operand): Ditto.
6633 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
6634 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
6635 as operand[2] predicate. Require "z" class XMM register for
6636 operand[3]. Adjust asm template.
6637 ("sse4_1_blendvpd"): Ditto.
6638 ("sse4_1_pblendvb"): Ditto.
6639 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
6640 force op2 into xmm0 register for variable blend instructions.
6642 2007-06-04 Tom Tromey <tromey@redhat.com>
6644 * c-tree.h (start_enum): Update.
6645 (build_enumerator): Likewise.
6646 * c-decl.c (enum_next_value): Removed.
6647 (enum_overflow): Likewise.
6648 (start_enum): Add c_enum_contents argument. Don't use globals.
6649 (build_enumerator): Likewise.
6650 * c-tree.h (struct c_enum_contents): New struct.
6652 2007-06-04 Tom Tromey <tromey@redhat.com>
6654 * c-common.c (c_common_get_alias_set): Fix indentation.
6656 2007-06-04 Ian Lance Taylor <iant@google.com>
6658 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
6659 to overflow, reduce overflow infinity to regular infinity.
6660 (vrp_var_may_overflow): New static function.
6661 (vrp_visit_phi_node): Check vrp_var_may_overflow.
6663 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
6665 * stor-layout.c (layout_type): Remove duplicate code.
6667 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
6670 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
6671 before build_common_builtin_nodes ().
6673 2007-06-04 Steve Ellcey <sje@cup.hp.com>
6676 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
6678 2007-06-04 Jan Hubicka <jh@suse.cz>
6680 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
6681 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
6682 instead of _stat version.
6684 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6686 PR tree-optimization/32194
6687 * tree-predcom.c (determine_offset): Check that both references have
6690 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
6692 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
6693 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
6694 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
6695 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
6696 Add argument to iterate_fix_dominators call.
6697 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
6698 * gcse.c (hoist_code): Change domby to vector.
6699 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
6700 Add argument to iterate_fix_dominators call.
6701 * loop-doloop.c (doloop_modify): Changed recount_dominator to
6702 recompute_dominator.
6703 * lambda-code.c (perfect_nestify): Ditto.
6704 * cfgloopanal.c: Include graphds.h.
6705 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
6706 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
6707 (mark_irreducible_loops): Use graphds_scc. Remove argument from
6709 * graphds.c: New file.
6710 * graphds.h: New file.
6711 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
6712 (get_dominated_by, get_dominated_by_region): Change return type to
6714 (verify_dominators): Recompute all dominators and compare the results.
6715 (recount_dominator): Renamed to ...
6716 (recompute_dominator): ... this. Do not check that the block is
6718 (iterate_fix_dominators): Reimplemented.
6719 (prune_bbs_to_update_dominators, root_of_dom_tree,
6720 determine_dominators_for_sons): New functions.
6721 * et-forest.c (et_root): New function.
6722 * et-forest.h (et_root): Declare.
6723 * Makefile.in (graphds.o): Add.
6724 (cfgloopanal.o): Add graphds.h dependency.
6725 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
6726 * basic-block.h (get_dominated_by, get_dominated_by_region,
6727 iterate_fix_dominators): Declaration changed.
6728 (recount_dominator): Renamed to ...
6729 (recompute_dominator): ... this.
6730 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
6731 (thread_through_all_blocks): Do not free dominance info.
6733 2007-06-03 Andreas Schwab <schwab@suse.de>
6735 * config/m68k/m68k.c (override_options): Don't override
6737 * config/m68k/m68k-modes.def (SF, DF): Define to use
6738 motorola_single_format and motorola_double_format, resp.
6739 * real.c (motorola_single_format): Renamed from
6740 coldfire_single_format.
6741 (motorola_double_format): Renamed from coldfire_double_format.
6742 (encode_ieee_extended): Generate a proper canonical NaN image
6743 respecting canonical_nan_lsbs_set.
6744 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
6746 * real.h: Adjust declarations.
6748 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
6751 * config/sh/sh.md (symGOT_load): Don't schedule insns when
6752 the symbol is generated with the stack protector.
6754 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
6756 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
6757 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6759 * doc/extend.texi (interrupt): Mention m68k.
6761 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
6763 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
6764 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
6765 (ix86_expand_sse_pcmpestr): Do not check operands for
6766 "register_operand", when insn operand predicate is "register_operand".
6767 (ix86_expand_sse_pcmpistr): Ditto.
6769 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
6770 Uros Bizjak <ubizjak@gmail.com>
6772 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
6773 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
6774 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
6775 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
6776 * config/i386/constraints.md ("z"): New register constraint
6777 for members of SSE_FIRST_REG class.
6778 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
6779 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
6780 SSE_FIRST_REG class.
6781 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
6782 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
6783 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
6784 (IX86_BUILTIN_PCMPESTRM128): Likewise.
6785 (IX86_BUILTIN_PCMPESTRA128): Likewise.
6786 (IX86_BUILTIN_PCMPESTRC128): Likewise.
6787 (IX86_BUILTIN_PCMPESTRO128): Likewise.
6788 (IX86_BUILTIN_PCMPESTRS128): Likewise.
6789 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
6790 (IX86_BUILTIN_PCMPISTRI128): Likewise.
6791 (IX86_BUILTIN_PCMPISTRM128): Likewise.
6792 (IX86_BUILTIN_PCMPISTRA128): Likewise.
6793 (IX86_BUILTIN_PCMPISTRC128): Likewise.
6794 (IX86_BUILTIN_PCMPISTRO128): Likewise.
6795 (IX86_BUILTIN_PCMPISTRS128): Likewise.
6796 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
6797 (struct builtin_description): Change "flag" field to unsigned.
6798 (bdesc_pcmpestr): New builtin description table.
6799 (bdesc_pcmpistr): Likewise.
6800 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
6801 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
6802 Initialize pcmp[ei]str[im] insns for SSE4.2.
6803 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
6804 (ix86_expand_sse_pcmpistr): Likewise.
6805 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
6806 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
6807 (UNSPEC_PCMPISTR): Likewise.
6808 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
6809 (sse4_2_pcmpestri):New isns pattern.
6810 (sse4_2_pcmpestrm): Likewise.
6811 (sse4_2_pcmpestr_cconly): Likewise.
6812 (sse4_2_pcmpistr): New insn patern and splitter.
6813 (sse4_2_pcmpistri):New isns pattern.
6814 (sse4_2_pcmpistrm): Likewise.
6815 (sse4_2_pcmpistr_cconly): Likewise.
6816 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
6819 2007-06-01 David Daney <ddaney@avtrex.com>
6821 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
6822 LOADGP_ABSOLUTE and not binds_local_p.
6824 2007-06-01 Geoffrey Keating <geoffk@apple.com>
6826 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
6828 2007-06-01 Ian Lance Taylor <iant@google.com>
6830 * tree-vrp.c (compare_name_with_value): Always set
6831 used_strict_overflow if we get a result from the variable itself.
6833 2007-06-01 Ian Lance Taylor <iant@google.com>
6835 PR rtl-optimization/31455
6836 * lower-subreg.c (find_decomposable_subregs): Don't decompose
6837 subregs which have a cast between modes which are not tieable.
6839 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
6841 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
6842 breaks after return statements.
6844 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
6846 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
6847 only after no_new_pseudos.
6849 2007-05-31 Eric Christopher <echristo@apple.com>
6851 * expr.c (convert_move): Assert that we don't have a BLKmode
6853 (store_expr): Handle BLKmode moves by calling emit_block_move.
6855 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
6857 * c-typeck.c (build_indirect_ref): Include type in error message.
6858 (build_binary_op): Pass types to binary_op_error.
6859 * c-common.c (binary_op_error): Take two type arguments, print out
6861 * c-common.h (binary_op_error): Update prototype.
6863 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6865 * config/i386/i386.c: Correct coments on -mno-sse4.
6867 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
6869 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
6870 (x86_64-*-*): Likewise.
6871 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
6872 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
6873 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6874 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
6875 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6876 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6877 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6878 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6879 (OPTION_MASK_ISA_SSE4): Likewise.
6880 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
6881 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6882 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
6883 (override_options): Support SSE4.2.
6884 (ix86_build_const_vector): Support SImode and DImode.
6885 (ix86_build_signbit_mask): Likewise.
6886 (ix86_expand_int_vcond): Support V2DImode.
6887 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
6888 (IX86_BUILTIN_CRC32HI): Likewise.
6889 (IX86_BUILTIN_CRC32SI): Likewise.
6890 (IX86_BUILTIN_CRC32DI): Likewise.
6891 (IX86_BUILTIN_PCMPGTQ): Likewise.
6892 (bdesc_crc32): Likewise.
6893 (bdesc_sse_3arg): Likewise.
6894 (ix86_expand_crc32): Likewise.
6895 (ix86_init_mmx_sse_builtins): Support SSE4.2.
6896 (ix86_expand_builtin): Likewise.
6897 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
6898 __SSE4_2__ for -msse4.2.
6899 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
6900 (CRC32MODE): Likewise.
6901 (crc32modesuffix): Likewise.
6902 (crc32modeconstraint): Likewise.
6903 (sse4_2_crc32<mode>): Likewise.
6904 (sse4_2_crc32di): Likewise.
6905 * config/i386/i386.opt (msse4.2): New for SSE4.2.
6907 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
6908 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
6909 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
6910 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
6911 (vcondu<mode>): Likewise.
6912 * doc/extend.texi: Document SSE4.2 built-in functions.
6913 * doc/invoke.texi: Document -msse4.2/-msse4.
6915 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
6917 PR tree-optimization/32160
6918 * tree-predcom.c (predcom_tmp_var): New function. Mark created
6919 variable as gimple reg.
6920 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
6922 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
6924 * gcc.c (main): Don't consider linker options when issuing the
6925 warning about a linker input file not being used.
6927 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6929 * tree-vrp.c (compare_names): Initialize sop.
6931 2007-05-30 Dirk Mueller <dmueller@suse.de>
6933 * cgraphunit.c (cgraph_analyze_function): Remove
6934 computation of inline parameters.
6936 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
6938 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
6940 2007-05-30 Richard Sandiford <richard@codesourcery.com>
6942 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
6943 Add vx-common.h. Include vxworks.h between vx-common.h and
6945 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
6947 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
6948 (TARGET_ASM_DESTRUCTOR): Likewise.
6949 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
6950 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
6951 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6952 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
6953 (VXWORKS_ENDIAN_SPEC): Define.
6954 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
6955 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
6956 VXWORKS_* equivalents.
6957 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
6958 (ASM_FILE_START): Delete.
6959 (TARGET_VERSION): Reformat.
6960 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
6961 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
6962 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6963 (FPBIT, DPBIT): Define.
6964 (fp-bit.c, dp-bit.c): New rules.
6965 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
6966 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
6967 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
6968 * config/arm/arm.h: Include vxworks-dummy.h.
6969 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
6970 Mark with ATTRIBUTE_UNUSED.
6971 (arm_override_options): Do not allow VxWorks RTP PIC to be used
6972 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
6973 make it incompatible with -msingle-pic-base.
6974 (arm_function_ok_for_sibcall): Return false for calls that might
6975 go through a VxWorks PIC PLT entry.
6976 (require_pic_register): New function, split out from...
6977 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
6979 (arm_load_pic_register): Handle the VxWorks RTP initialization
6980 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
6981 (arm_emit_call_insn): New function.
6982 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
6983 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
6984 (pic_offset_arm): New pattern.
6985 (call, call_value): Use arm_emit_call_insn.
6986 (call_internal, call_value_internal): New expanders.
6987 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
6988 VxWorks unless __PIC__.
6990 2007-05-30 Eric Christopher <echristo@gmail.com>
6992 * genrecog.c: Include regs.h in generated file.
6993 * genemit.c: Ditto. Fix up formatting.
6994 * config/mn10300/constraints.md: New.
6995 * config/mn10300/mn10300.md: Include.
6996 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
6997 Fix up for removed macro.
6998 * config/mn10300/predicates.md (call_address_operand): Ditto.
6999 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7000 (CONST_OK_FOR_I): Ditto.
7001 (CONST_OK_FOR_J): Ditto.
7002 (CONST_OK_FOR_K): Ditto.
7003 (CONST_OK_FOR_L): Ditto.
7004 (CONST_OK_FOR_M): Ditto.
7005 (CONST_OK_FOR_N): Ditto.
7006 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7010 (EXTRA_CONSTRAINT): Ditto.
7012 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7016 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7017 OPTION_MASK_ISA_64BIT.
7018 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7020 2007-05-30 Richard Guenther <rguenther@suse.de>
7023 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7024 types for comparison.
7025 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7026 with original typed arguments.
7027 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7029 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7031 PR tree-optimization/31769
7032 * except.c (duplicate_eh_regions): Clear prev_try if
7033 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7035 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7037 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7038 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7039 bsi of the location where statements should be inserted.
7040 (sink_code_in_bb): Take bsi from statement_sink_location.
7041 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7042 instead of bsi_start.
7043 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7045 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7046 (bsi_move_before): Document inconsistency with bsi_move_after.
7047 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7049 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7051 * config/i386/i386.h (TARGET_ABM): New define.
7052 (TARGET_POPCNT): Ditto.
7053 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7054 New temporary defines to redefine from OPTION_ISA_* defines.
7055 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7056 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7057 (ix86_isa_flags): New extern int declaration.
7058 (TARGET_SUBTARGET_DEFAULT): New define.
7059 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7060 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7061 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7062 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7063 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7064 * config/i386/darwin.h: Change TARGET_64BIT define to
7067 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7068 using existing "ix86_isa_flags" varible.
7069 (m32, m64): Use existing "ix86_isa_flags" variable.
7070 (mmmx, m3dnow): Ditto.
7071 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7072 (mabm): Define as non-negative option using "x86_abm" variable.
7073 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7075 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7076 Rewrite feature test bitmap.
7077 (ix86_isa_flags): New initialized global int varible.
7078 (ix86_isa_flags_explicit): New static int variable.
7079 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7080 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7081 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7082 target_flags_explicit.
7083 (override_options): Remove "target_enable" and "target_disable" fields
7084 from "struct ptt". Update processor_target_table accordingly. Remove
7085 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7086 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7087 "target_flags" and "ix86_isa_flags_explicit" instead of
7088 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7089 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7090 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7091 to true when either of PTA_POPCNT or PTA_ABM is set in
7092 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
7093 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
7094 processor_alias_table flags entry. Remove handling of
7095 "target_enable" and "target_disable" fields of processor_target_table.
7096 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
7097 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
7098 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
7099 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
7100 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
7102 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
7104 2007-05-29 David Daney <ddaney@avtrex.com>
7107 * config/mips/mips.c (mips_output_mi_thunk): Emit
7108 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
7110 2007-05-29 Hui-May Chang <hm.chang@apple.com>
7111 * config/i386/i386.c (ix86_function_regparm): Added checking of
7112 ix86_force_align_arg_pointer to determine the number of
7113 register parameters.
7115 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
7117 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
7118 (SET_DR_MISALIGNMENT): New.
7119 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
7120 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
7121 Use SET_DR_MISALIGNMENT.
7122 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
7124 * tree-data-ref.c (create_data_ref, compute_all_dependences,
7125 find_loop_nest): Export.
7126 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
7127 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
7128 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
7129 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
7131 (struct mem_ref): Add field reuse_distance.
7132 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
7133 Initialize reuse_distance field.
7134 (issue_prefetch_ref): Select temporality of prefetch according to
7136 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
7137 self_reuse_distance, determine_loop_nest_reuse): New functions.
7138 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
7139 (tree_ssa_prefetch_arrays): Dump L2 cache size.
7140 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
7143 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
7145 * tree-ssa-alias.c: Add aliasing overview.
7147 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
7148 Danny Smith <dannysmith@users.sourceforge.net>
7151 * config/i386/t-crtfm: Compile crtfastmath.o with
7152 -minline-all-stringops.
7153 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
7154 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
7156 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7158 * doc/md.texi: Document constraints on HP PA-RISC.
7160 * pa/constraints.md: New file.
7161 * pa.md: Include constraints.md.
7162 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
7163 (integer_store_memory_operand, ldil_cint_p): New functions.
7164 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
7165 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7166 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
7167 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
7168 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
7170 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
7173 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
7174 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
7175 case POSTDECREMENT_EXPR>): Return the error_mark_node
7176 if either the real or imaginary parts would an
7179 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
7181 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
7182 name when we remove it from a call.
7184 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
7186 * targhooks.c (default_narrow_bitfield): Remove.
7187 * targhooks.h: Remove the prototype for
7188 default_narrow_bitfield.
7190 * langhooks-def.h: Remove the prototype for
7191 hook_get_alias_set_0.
7192 * langhooks.c (hook_get_alias_set_0): Remove.
7194 * global.c (EXECUTE_IF_CONFLICT): Remove.
7196 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7199 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
7200 return true when truth_value_p is true and the type
7203 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
7205 * doc/install.texi (Prerequisites): We no longer require Autoconf
7206 2.13 for the top-level.
7208 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
7210 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
7211 memory access via x86_expand_vector_move_misalign() only for
7212 TImode values on 32-bit targets.
7214 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
7216 * matrix-reorg.c: New file. Implement matrix flattening and
7217 transposing optimization.
7218 * tree-pass.h: Add matrix reorg pass.
7219 * common.opt: Add fipa-mreorg flag.
7220 * Makefile.in: Add matrix-reorg.c.
7221 * passes.c: Add matrix reorg pass.
7222 * varpool.c (add_new_static_var): New function.
7223 * cgraph.h (add_new_static_var): Declare.
7225 2007-05-27 Eric Christopher <echristo@apple.com>
7227 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
7228 sp_offset depending on stack size. Save r12 depending
7229 on registers we're saving later.
7230 (rs6000_emit_epilogue): Update sp_offset depending only
7233 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
7235 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
7236 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7237 * ifcvt.c (if_convert): Ditto.
7238 * tree-ssa-threadupdate.c (thread_block): Ditto.
7239 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
7240 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7241 verify_loop_closed_ssa): Check number_of_loops instead of
7243 * predict.c (tree_estimate_probability): Ditto.
7244 * tree-if-conv.c (main_tree_if_conversion): Ditto.
7245 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7246 * modulo-sched.c (sms_schedule): Ditto.
7247 * tree-scalar-evolution.c (scev_const_prop): Ditto.
7248 (scev_finalize): Do not do anything if scev analysis was not
7250 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
7251 current_loops == NULL.
7252 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
7253 * loop-init.c (loop_optimizer_init): Do not free current_loops when
7255 (loop_optimizer_finalize): Assert that loops were analyzed.
7256 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
7257 rtl_doloop): Check number_of_loops instead of current_loops.
7258 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
7259 current_loops == NULL.
7260 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
7261 gate_tree_vectorize tree_linear_transform, check_data_deps,
7262 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
7263 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
7264 Check number_of_loops instead of current_loops.
7265 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
7266 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
7267 free loops if available.
7268 (execute_pre): Do not pass do_fre to fini_pre.
7270 2007-05-27 Tobias Burnus <burnus@net-b.de>
7273 * real.c (mpfr_from_real): Fix sign of -Inf.
7275 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
7277 * tree-vect-transform.c (vectorizable_conversion): Initialize
7278 tree_code variables to ERROR_MARK.
7279 (vectorizable_type_demotion): Likewise.
7280 (vectorizable_type_promotion): Likewise.
7282 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7285 * config/i386/i386.md (movti): Handle push operands via
7288 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7290 * basic-block.h: Remove the prototype for merge_seq_blocks.
7291 * cfgcleanup.c (merge_seq_blocks): Remove.
7293 * tree-flow.h: Remove the prototype for is_aliased_with.
7294 * tree-ssa-alias.c (is_aliased_with): Remove.
7296 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
7298 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
7300 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
7302 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
7303 ix86_expand_sse4_unpack if SSE4.1 is enabled.
7304 (vec_unpacks_hi_v16qi): Likewise.
7305 (vec_unpacku_lo_v16qi): Likewise.
7306 (vec_unpacks_lo_v16qi): Likewise.
7307 (vec_unpacku_hi_v8hi): Likewise.
7308 (vec_unpacks_hi_v8hi): Likewise.
7309 (vec_unpacku_lo_v8hi): Likewise.
7310 (vec_unpacks_lo_v8hi): Likewise.
7311 (vec_unpacku_hi_v4si): Likewise.
7312 (vec_unpacks_hi_v4si): Likewise.
7313 (vec_unpacku_lo_v4si): Likewise.
7314 (vec_unpacks_lo_v4si): Likewise.
7316 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
7318 * c-typeck.c, config/arm/arm.c, config/darwin.c,
7319 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
7320 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
7321 follow spelling conventions in various
7322 warning/error/diagnostic messages.
7324 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
7325 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
7326 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
7327 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
7328 tree-vrp.c: Fix comment typos. Follow spelling conventions.
7329 * doc/tm.texi: Follow spelling conventions.
7331 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7334 * tree-ssa-forwprop.c
7335 (forward_propagate_addr_into_variable_array_index): Remove
7336 the lhs argument. Use the type of def_rhs instead of lhs.
7337 (forward_propagate_addr_expr_1): Update use of
7338 forward_propagate_addr_into_variable_array_index.
7340 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
7341 Nigel Stephens <nigel@mips.com>
7343 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
7344 function attributes, "far" being an alias for "long_call".
7345 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
7346 (mips_near_type_p, mips_far_type_p): New.
7347 (mips_comp_type_attributes): New function to check that attributes
7348 attached to a function type are compatible.
7349 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
7350 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
7351 to the target function of the thunk.
7352 (mips_encode_section_info): Check for "near" and "far" function
7353 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
7355 * config/mips/predicates.md (const_call_insn_operand): Test only
7356 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
7358 * doc/extend.texi (Function Attributes): Document MIPS "near" and
7361 * testsuite/gcc.target/mips/near-far-1.c: New test case.
7362 * testsuite/gcc.target/mips/near-far-2.c: New test case.
7363 * testsuite/gcc.target/mips/near-far-3.c: New test case.
7364 * testsuite/gcc.target/mips/near-far-4.c: New test case.
7366 2007-05-25 Eric Christopher <echristo@apple.com>
7368 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
7369 to x86-darwin configurations.
7370 * config/i386/t-darwin: Add softfp support.
7371 * config/i386/t-darwin64: Ditto.
7372 * config/i386/sfp-machine.h: If mach then don't use
7373 aliasing, emit a stub to call.
7375 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
7377 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
7378 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
7379 tree-predcom.c, tree-ssa-alias-warnings.c,
7380 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
7381 comment typos. Follow spelling conventions.
7382 * doc/cpp.texi, doc/invoke.texi: Fix typos.
7384 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
7387 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
7388 constants into memory. Expand unaligned memory references for
7389 SSE modes via x86_expand_vector_move_misalign() function.
7391 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
7393 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
7394 "memory" attribute for "sseishft" type insn without operands[2].
7396 2007-05-25 Dirk Mueller <dmueller@suse.de>
7397 Marcus Meissner <meissner@suse.de>
7399 * doc/extend.texi (alloc_size): New attribute.
7400 * c-common.c (handle_alloc_size_attribute): New.
7401 * tree-object-size.c (alloc_object_size): Use alloc_size
7402 attribute, if available.
7404 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7406 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
7408 (__builtin_ia32_vec_ext_v2di): Likewise.
7409 (__builtin_ia32_vec_ext_v4si): Likewise.
7410 (__builtin_ia32_vec_ext_v8hi): Likewise.
7411 (__builtin_ia32_vec_ext_v16qi): Likewise.
7412 (__builtin_ia32_vec_set_v8hi): Likewise.
7414 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
7416 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
7418 2007-05-25 Richard Sandiford <richard@codesourcery.com>
7420 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
7421 (arm_is_longcall_p): Rename to...
7422 (arm_is_long_call_p): ...this. Take a single tree argument and
7424 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
7425 (CUMULATIVE_ARGS): Remove call_cookie.
7426 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
7427 (ENCODED_LONG_CALL_ATTR_P): Delete.
7428 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
7429 LONG_CALL_FLAG_CHAR cases.
7430 (ARM_DECLARE_FUNCTION_SIZE): Delete.
7431 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
7432 ARM_DECLARE_FUNCTION_SIZE.
7433 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
7434 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
7435 (arm_encode_call_attribute, current_file_function_operand): Delete.
7436 (arm_function_in_section_p): New function.
7437 (arm_is_longcall_p): Rename to...
7438 (arm_is_long_call_p): ...this. Take the target function as a single
7439 argument and return a bool. Do not rely on call cookies. Check
7440 whether the target symbol is in the same section as the current
7441 function, not just the same compilation unit.
7442 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
7443 (arm_encode_section_info): Don't encode a call type.
7444 * config/arm/arm.md (call, call_value): Update calls to
7445 arm_is_long(_)call_p. Simplify logic.
7446 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
7447 Update calls to arm_is_long(_)call_p.
7449 2007-05-25 Richard Guenther <rguenther@suse.de>
7451 PR tree-optimization/31982
7452 * tree-ssa-forwprop.c
7453 (forward_propagate_addr_into_variable_array_index): Handle arrays
7454 with element size one.
7456 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
7458 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
7459 (umulsi3_highpart): Likewise.
7461 2007-05-24 Ian Lance Taylor <iant@google.com>
7463 PR rtl-optimization/32069
7464 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
7467 2007-05-24 Ollie Wild <aaw@google.com>
7469 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
7472 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
7474 * postreload-gcse.c (reg_changed_after_insn_p): New function.
7475 (oprs_unchanged_p): Use it to check all registers in a REG.
7476 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
7477 (reg_set_between_after_reload_p): Delete.
7478 (reg_used_between_after_reload_p): Likewise.
7479 (reg_set_or_used_since_bb_start): Likewise.
7480 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
7481 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
7482 Use reg_set_between_p instead of reg_set_between_after_reload_p.
7483 * rtlanal.c (reg_set_p): Check whether REG overlaps
7484 regs_invalidated_by_call, rather than just checking the
7485 membership of REGNO (REG).
7487 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7489 * doc/passes.texi: Document predictive commoning.
7490 * doc/invoke.texi (-fpredictive-commoning): Document.
7491 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
7492 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
7493 adding indices to the generated name.
7494 (schedule_sm): Pass 0 to get_lsm_tmp_name.
7495 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
7496 * tree-pretty-print.c (op_symbol_1): Renamed to ...
7497 (op_symbol_code): ... and exported.
7498 (dump_omp_clause, op_symbol): Use op_symbol_code
7499 instead of op_symbol_1.
7500 * tree-pass.h (pass_predcom): Declare.
7501 * timevar.def (TV_PREDCOM): New timevar.
7502 * tree-ssa-loop.c (run_tree_predictive_commoning,
7503 gate_tree_predictive_commoning, pass_predcom): New.
7504 * tree-data-ref.c (find_data_references_in_loop): Find the
7505 references in dominance order.
7506 (canonicalize_base_object_address): Ensure that the result has
7508 (dr_analyze_innermost): Export.
7509 (create_data_ref): Code to fail for references with invariant
7511 (find_data_references_in_stmt): ... here.
7512 * tree-data-ref.h (dr_analyze_innermost): Declare.
7513 * tree-affine.c: Include tree-gimple.h and hashtab.h.
7514 (aff_combination_find_elt, name_expansion_hash,
7515 name_expansion_eq, tree_to_aff_combination_expand,
7516 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
7518 * tree-affine.h (aff_combination_constant_multiple_p,
7519 tree_to_aff_combination_expand): Declare.
7520 * tree-predcom.c: New file.
7521 * common.opt (fpredictive-commoning): New option.
7522 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
7523 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
7524 * Makefile.in (tree-predcom.o): Add.
7525 (tree-affine.o): Add TREE_GIMPLE_H dependency.
7526 * passes.c (init_optimization_passes): Add dceloop after
7527 copy propagation in loop optimizer. Add predictive commoning
7528 to loop optimizer passes.
7530 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7532 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
7535 2007-05-24 Jan Hubicka <jh@suse.cz>
7537 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
7539 (genheader): Include statistics.h.
7541 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
7543 * print-rtl.c (flag_dump_unnumbered): Update comments.
7544 (print_rtl): Fix my previous change.
7545 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
7548 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
7551 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
7553 (thread_through_all_blocks): Call initialize_original_copy_tables
7554 and free_original_copy_tables.
7555 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
7557 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
7558 * cfghooks.c (duplicate_block): Use get_loop_copy.
7559 * cfg.c: Include cfgloop.h.
7560 (loop_copy): New hash table.
7561 (initialize_original_copy_tables): Initialize loop_copy table.
7562 (free_original_copy_tables): Free loop_copy table.
7563 (copy_original_table_clear, copy_original_table_set,
7564 set_loop_copy, get_loop_copy): New functions.
7565 (set_bb_original, set_bb_copy): Use copy_original_table_set.
7566 * cfgloop.h (struct loop): Remove copy field.
7567 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
7568 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
7570 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7572 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
7573 -msse/-msse2/-msse3.
7575 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
7578 __builtin_ia32_vec_set_v2di with MASK_64BIT.
7580 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
7583 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
7584 * targhooks.h (default_mangle_decl_assembler_name): Declare
7586 * targhooks.c (default_mangle_decl_assembler_name): Define
7588 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
7590 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
7591 * langhooks.c (lhd_set_decl_assembler_name): Call
7592 targetm.mangle_decl_assembler_name for names with global scope.
7594 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
7596 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
7597 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
7599 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7600 New. Factored out of i386_pe_encode_section_info.
7601 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
7602 Move check for prior decoration of stdcall
7603 symbols to i386_pe_encode_section_info.
7604 (i386_pe_encode_section_info): Adjust call to
7605 gen_stdcall_or_fastcall_suffix. Use
7606 i386_pe_maybe_mangle_decl_assembler_name, if needed.
7607 (i386_pe_mangle_decl_assembler_name): New. Wrap
7608 i386_pe_maybe_mangle_decl_assembler_name.
7610 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
7612 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
7613 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
7614 * langhooks.c (get_signed_or_unsigned_type): Don't check for
7615 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7616 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
7619 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
7620 Nigel Stephens <nigel@mips.com>
7621 Richard Sandiford <richard@codesourcery.com>
7623 Fix up MIPS16 hard float and add support for complex.
7625 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
7626 (TARGET_SOFT_FLOAT_ABI): New.
7627 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
7628 __mips_soft_float to reflect the ABI in use, not whether the
7629 FPU is directly accessible (e.g., in MIPS16 mode).
7630 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
7631 (UNITS_PER_FPVALUE): Likewise.
7633 * config/mips/mips.c (mips_expand_call): Remove redundant
7634 TARGET_MIPS16 check.
7635 (mips_arg_regno): New.
7636 (function_arg_advance): When setting bits in cum->fp_code for
7637 MIPS16, don't subtract 1 from cum->arg_number, since it is now
7639 (function_arg): Use mips_arg_regno.
7640 (mips_return_mode_in_fpr_p): New.
7641 (mips16_call_stub_mode_suffix): New.
7642 (mips16_cfun_returns_in_fpr_p): New.
7643 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
7644 (mips_output_function_prologue): Test mips16_hard_float, not
7645 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
7646 (mips_expand_epilogue): Call MIPS16 helper routines to copy
7647 return value into a floating-point register.
7648 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
7649 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
7650 (mips16_fp_args): Handle MIPS32r2 ISA which supports
7651 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
7652 word of double arguments from or to the high bits of 64-bit
7653 floating point registers.
7654 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
7655 (mips16_fpret_double): New helper function.
7656 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
7657 support for complex modes. Fill in DECL_RESULT for stubdecl.
7658 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
7660 * config/mips/mips16.S
7661 (RET, ARG1, ARG2): New.
7662 (MERGE_GPRf, MERGE_GPRt): New.
7663 (DELAYt, DELAYf): New.
7664 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
7665 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
7666 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
7667 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
7668 (SFOP): Renamed to...
7669 (OPSF3): This, and macro-ified. Updated all uses.
7670 (SFOP2): Renamed to...
7671 (OPSF2): This, and macro-ified. Updated all uses.
7672 (SFCMP): Renamed to...
7673 (CMPSF): This, and macro-ified. Updated all uses.
7674 (SFREVCMP): Renamed to...
7675 (REVCMPSF): This, and macro-ified. Updated all uses.
7676 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
7677 (LDDBL1, LDDBL2, RETDBL): Deleted.
7678 (DFOP): Renamed to...
7679 (OPDF3): This, and macro-ified. Updated all uses.
7680 (DFOP2): Renamed to...
7681 (OPDF2): This, and macro-ified. Updated all uses.
7682 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
7683 (DFCMP): Renamed to...
7684 (CMPDF): This, and macro-ified. Updated all uses.
7685 (DFREVCMP): Renamed to...
7686 (REVCMPDF): This, and macro-ified. Updated all uses.
7687 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
7688 (RET_FUNCTION): New.
7689 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
7690 (__mips16_ret_sc, __mips16_ret_dc): New.
7691 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
7692 STUB_ARGS_6, STUB_ARGS_10): New.
7693 (CALL_STUB_NO_RET): New.
7694 (__mips16_call_stub_1): Macro-ified.
7695 (__mips16_call_stub_5): Macro-ified.
7696 (__mips16_call_stub_2): Macro-ified.
7697 (__mips16_call_stub_6): Macro-ified.
7698 (__mips16_call_stub_9): Macro-ified.
7699 (__mips16_call_stub_10): Macro-ified.
7700 (CALL_STUB_RET): New.
7701 (__mips16_call_stub_sf_0): Macro-ified.
7702 (__mips16_call_stub_sf_1): Macro-ified.
7703 (__mips16_call_stub_sf_5): Macro-ified.
7704 (__mips16_call_stub_sf_2): Macro-ified.
7705 (__mips16_call_stub_sf_6): Macro-ified.
7706 (__mips16_call_stub_sf_9): Macro-ified.
7707 (__mips16_call_stub_sf_10): Macro-ified.
7708 (__mips16_call_stub_df_0): Macro-ified.
7709 (__mips16_call_stub_df_1): Macro-ified.
7710 (__mips16_call_stub_df_5): Macro-ified.
7711 (__mips16_call_stub_df_2): Macro-ified.
7712 (__mips16_call_stub_df_6): Macro-ified.
7713 (__mips16_call_stub_df_9): Macro-ified.
7714 (__mips16_call_stub_df_10): Macro-ified.
7715 (__mips16_call_stub_sc_0): New.
7716 (__mips16_call_stub_sc_1): New.
7717 (__mips16_call_stub_sc_5): New.
7718 (__mips16_call_stub_sc_2): New.
7719 (__mips16_call_stub_sc_6): New.
7720 (__mips16_call_stub_sc_9): New.
7721 (__mips16_call_stub_sc_10): New.
7722 (__mips16_call_stub_dc_0): New.
7723 (__mips16_call_stub_dc_1): New.
7724 (__mips16_call_stub_dc_5): New.
7725 (__mips16_call_stub_dc_2): New.
7726 (__mips16_call_stub_dc_6): New.
7727 (__mips16_call_stub_dc_9): New.
7728 (__mips16_call_stub_dc_10): New.
7730 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
7731 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
7732 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
7734 2007-05-23 Ian Lance Taylor <iant@google.com>
7736 * doc/invoke.texi (Invoking GCC): Document that the order of the
7739 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
7742 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
7743 * config/score/predicate.md (const_pow2, const_npow2): Remove.
7744 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
7748 * config/score/score.c (score_print_operand): Make sure that only
7749 lower bits are used.
7751 2007-05-22 Ian Lance Taylor <iant@google.com>
7753 * tree-vrp.c (avoid_overflow_infinity): New static function,
7754 broken out of set_value_range_to_value.
7755 (set_value_range_to_value): Call avoid_overflow_infinity.
7756 (extract_range_from_assert): Likewise.
7758 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7761 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
7762 change the type before looking for a COMPOUND_EXPR.
7764 2007-05-22 Ian Lance Taylor <iant@google.com>
7766 * lower-subreg.c (decompose_multiword_subregs): If we change an
7767 insn, call remove_retval_note on it.
7769 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7771 * regs.h (end_hard_regno): New function.
7772 (END_HARD_REGNO, END_REGNO): New macros.
7773 (add_to_hard_reg_set): New function.
7774 (remove_from_hard_reg_set): Likewise.
7775 (in_hard_reg_set_p): Likewise.
7776 (overlaps_hard_reg_set_p): Likewise.
7777 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
7778 (note_btr_set): Use END_HARD_REGNO.
7779 * caller-save.c (setup_save_areas): Use end_hard_regno.
7780 (mark_set_regs): Use END_HARD_REGNO.
7781 (add_stored_regs): Use end_hard_regno.
7782 (mark_referenced_regs): Use add_to_hard_reg_set.
7783 * combine.c (update_table_tick): Use END_REGNO.
7784 (record_value_for_reg): Likewise.
7785 (record_dead_and_set_regs): Likewise.
7786 (get_last_value_validate): Likewise.
7787 (use_crosses_set_p): Likewise.
7788 (reg_dead_at_p_1): Likewise.
7789 (reg_dead_at_p): Likewise.
7790 (mark_used_regs_combine): Use add_to_hard_reg_set.
7791 (move_deaths): Use END_HARD_REGNO.
7792 (reg_bitfield_target_p): Use end_hard_regno.
7793 (distribute_notes): Use END_HARD_REGNO.
7794 * cse.c (mention_regs): Use END_REGNO.
7795 (insert): Use add_to_hard_reg_set.
7796 (invalidate): Use END_HARD_REGNO.
7797 (invalidate_for_call): Likewise.
7798 (exp_equiv_p): Use END_REGNO.
7799 (cse_insn): Likewise.
7800 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
7801 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
7802 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
7803 * function.c (keep_stack_depressed): Use end_hard_regno.
7804 * global.c (global_alloc): Use end_hard_regno.
7805 (global_conflicts): Use add_to_hard_reg_set instead of
7807 (find_reg): Likewise.
7808 (mark_reg_store): Likewise.
7809 (mark_reg_conflicts): Likewise.
7810 (mark_reg_death): Use remove_from_hard_reg_set.
7811 (mark_reg_live_nc): Delete.
7812 (set_preference): Use end_hard_regno.
7813 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
7814 remove_from_hard_reg_set.
7815 (post_mark_life): Use add_to_hard_reg_set.
7816 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
7817 (reg_becomes_live): Use add_to_hard_reg_set.
7818 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
7819 (peep2_find_free_register): Use add_to_hard_reg_set.
7820 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
7821 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
7822 * regrename.c (note_sets): Use add_to_hard_reg_set.
7823 (clear_dead_regs): Use remove_from_hard_reg_set.
7824 (regrename_optimize): Use add_to_hard_reg_set.
7825 (find_oldest_value_reg): Use in_hard_reg_set_p.
7826 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
7827 (hard_reg_set_here_p): Use end_hard_regno.
7828 (decompose): Likewise.
7829 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
7830 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
7831 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
7832 (mark_home_live): Use end_hard_regno.
7833 (spill_hard_reg): Likewise.
7834 (clear_reload_reg_in_use): Likewise.
7835 * reorg.c (delete_prior_computation): Use END_REGNO.
7836 * resource.c (update_live_status): Use END_HARD_REGNO.
7837 (mark_referenced_resources): Use add_to_hard_reg_set.
7838 (mark_set_resources): Likewise.
7839 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
7840 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
7841 (reg_overlap_mentioned_p): Likewise.
7842 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
7843 (covers_regno_no_parallel_p): Use END_REGNO.
7844 (find_regno_note): Likewise.
7845 (find_reg_fusage): Use END_HARD_REGNO.
7846 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
7847 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
7849 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
7851 * mode-switching.c (reg_dies): Change type of second argument to
7853 (optimize_mode_switching): Update accordingly.
7855 2007-05-22 Richard Sandiford <richard@codesourcery.com>
7857 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
7859 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
7860 (hard_reg_set_empty_p): ...these new functions.
7861 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
7862 GO_IF_HARD_REG_SUBSET.
7863 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
7864 instead of GO_IF_HARD_REG_EQUAL.
7865 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
7866 instead of GO_IF_HARD_REG_EQUAL.
7867 * global.c (find_reg): Use hard_reg_set_empty_p instead of
7868 GO_IF_HARD_REG_SUBSET.
7869 (modify_reg_pav): Use hard_reg_set_empty_p instead of
7870 GO_IF_HARD_REG_EQUAL.
7871 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
7872 of GO_IF_HARD_REG_SUBSET.
7873 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
7874 instead of GO_IF_HARD_REG_EQUAL.
7875 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
7876 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
7877 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
7878 of GO_IF_HARD_REG_SUBSET,
7879 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
7880 GO_IF_HARD_REG_SUBSET.
7881 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
7882 instead of GO_IF_HARD_REG_EQUAL.
7883 * config/sh/sh.c (push_regs, calc_live_regs): Use
7884 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
7885 (hard_regs_intersect_p): Delete.
7887 2007-05-22 Janis Johnson <janis187@us.ibm.com>
7889 * doc/sourcebuild.texi (Test Directives) Add dg-message.
7891 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
7892 Richard Henderson <rth@redhat.com>
7894 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
7896 (x86_64-*-*): Likewise.
7898 * i386/i386-modes.def (V2QI): New.
7900 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
7902 (override_options): Support SSE4.1.
7903 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
7904 (IX86_BUILTIN_BLENDPS): Likewise.
7905 (IX86_BUILTIN_BLENDVPD): Likewise.
7906 (IX86_BUILTIN_BLENDVPS): Likewise.
7907 (IX86_BUILTIN_PBLENDVB128): Likewise.
7908 (IX86_BUILTIN_PBLENDW128): Likewise.
7909 (IX86_BUILTIN_DPPD): Likewise.
7910 (IX86_BUILTIN_DPPS): Likewise.
7911 (IX86_BUILTIN_INSERTPS128): Likewise.
7912 (IX86_BUILTIN_MOVNTDQA): Likewise.
7913 (IX86_BUILTIN_MPSADBW128): Likewise.
7914 (IX86_BUILTIN_PACKUSDW128): Likewise.
7915 (IX86_BUILTIN_PCMPEQQ): Likewise.
7916 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
7917 (IX86_BUILTIN_PMAXSB128): Likewise.
7918 (IX86_BUILTIN_PMAXSD128): Likewise.
7919 (IX86_BUILTIN_PMAXUD128): Likewise.
7920 (IX86_BUILTIN_PMAXUW128): Likewise.
7921 (IX86_BUILTIN_PMINSB128): Likewise.
7922 (IX86_BUILTIN_PMINSD128): Likewise.
7923 (IX86_BUILTIN_PMINUD128): Likewise.
7924 (IX86_BUILTIN_PMINUW128): Likewise.
7925 (IX86_BUILTIN_PMOVSXBW128): Likewise.
7926 (IX86_BUILTIN_PMOVSXBD128): Likewise.
7927 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
7928 (IX86_BUILTIN_PMOVSXWD128): Likewise.
7929 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
7930 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
7931 (IX86_BUILTIN_PMOVZXBW128): Likewise.
7932 (IX86_BUILTIN_PMOVZXBD128): Likewise.
7933 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
7934 (IX86_BUILTIN_PMOVZXWD128): Likewise.
7935 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
7936 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
7937 (IX86_BUILTIN_PMULDQ128): Likewise.
7938 (IX86_BUILTIN_PMULLD128): Likewise.
7939 (IX86_BUILTIN_ROUNDPD): Likewise.
7940 (IX86_BUILTIN_ROUNDPS): Likewise.
7941 (IX86_BUILTIN_ROUNDSD): Likewise.
7942 (IX86_BUILTIN_ROUNDSS): Likewise.
7943 (IX86_BUILTIN_PTESTZ): Likewise.
7944 (IX86_BUILTIN_PTESTC): Likewise.
7945 (IX86_BUILTIN_PTESTNZC): Likewise.
7946 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
7947 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
7948 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
7949 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
7950 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
7952 (bdesc_sse_3arg): Likewise.
7953 (bdesc_2arg): Likewise.
7954 (bdesc_1arg): Likewise.
7955 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
7957 (ix86_expand_sse_4_operands_builtin): New.
7958 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
7959 smaller than 8 bits as the 2nd arg.
7960 (ix86_expand_sse_ptest): New.
7961 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
7962 (ix86_expand_vector_set): Support SSE4.1.
7963 (ix86_expand_vector_extract): Likewise.
7965 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7966 __SSE4_1__ for -msse4.1.
7968 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
7969 (UNSPEC_INSERTPS): Likewise.
7970 (UNSPEC_DP): Likewise.
7971 (UNSPEC_MOVNTDQA): Likewise.
7972 (UNSPEC_MPSADBW): Likewise.
7973 (UNSPEC_PHMINPOSUW): Likewise.
7974 (UNSPEC_PTEST): Likewise.
7975 (UNSPEC_ROUNDP): Likewise.
7976 (UNSPEC_ROUNDS): Likewise.
7978 * config/i386/i386.opt (msse4.1): New for SSE4.1.
7980 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
7981 (const_pow2_1_to_32768_operand): Likewise.
7983 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
7986 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
7988 (sse4_1_insertps): Likewise.
7989 (*sse4_1_extractps): Likewise.
7990 (sse4_1_ptest): Likewise.
7991 (sse4_1_mulv2siv2di3): Likewise.
7992 (*sse4_1_mulv4si3): Likewise.
7993 (*sse4_1_smax<mode>3): Likewise.
7994 (*sse4_1_umax<mode>3): Likewise.
7995 (*sse4_1_smin<mode>3): Likewise.
7996 (*sse4_1_umin<mode>3): Likewise.
7997 (sse4_1_eqv2di3): Likewise.
7998 (*sse4_1_pinsrb): Likewise.
7999 (*sse4_1_pinsrd): Likewise.
8000 (*sse4_1_pinsrq): Likewise.
8001 (*sse4_1_pextrb): Likewise.
8002 (*sse4_1_pextrb_memory): Likewise.
8003 (*sse4_1_pextrw_memory): Likewise.
8004 (*sse4_1_pextrq): Likewise.
8005 (sse4_1_blendpd): Likewise.
8006 (sse4_1_blendps): Likewise.
8007 (sse4_1_blendvpd): Likewise.
8008 (sse4_1_blendvps): Likewise.
8009 (sse4_1_dppd): Likewise.
8010 (sse4_1_dpps): Likewise.
8011 (sse4_1_movntdqa): Likewise.
8012 (sse4_1_mpsadbw): Likewise.
8013 (sse4_1_packusdw): Likewise.
8014 (sse4_1_pblendvb): Likewise.
8015 (sse4_1_pblendw): Likewise.
8016 (sse4_1_phminposuw): Likewise.
8017 (sse4_1_extendv8qiv8hi2): Likewise.
8018 (*sse4_1_extendv8qiv8hi2): Likewise.
8019 (sse4_1_extendv4qiv4si2): Likewise.
8020 (*sse4_1_extendv4qiv4si2): Likewise.
8021 (sse4_1_extendv2qiv2di2): Likewise.
8022 (*sse4_1_extendv2qiv2di2): Likewise.
8023 (sse4_1_extendv4hiv4si2): Likewise.
8024 (*sse4_1_extendv4hiv4si2): Likewise.
8025 (sse4_1_extendv2hiv2di2): Likewise.
8026 (*sse4_1_extendv2hiv2di2): Likewise.
8027 (sse4_1_extendv2siv2di2): Likewise.
8028 (*sse4_1_extendv2siv2di2): Likewise.
8029 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8030 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8031 (sse4_1_zero_extendv4qiv4si2): Likewise.
8032 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8033 (sse4_1_zero_extendv2qiv2di2): Likewise.
8034 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8035 (sse4_1_zero_extendv4hiv4si2): Likewise.
8036 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8037 (sse4_1_zero_extendv2hiv2di2): Likewise.
8038 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8039 (sse4_1_zero_extendv2siv2di2): Likewise.
8040 (*sse4_1_zero_extendv2siv2di2): Likewise.
8041 (sse4_1_roundpd): Likewise.
8042 (sse4_1_roundps): Likewise.
8043 (sse4_1_roundsd): Likewise.
8044 (sse4_1_roundss): Likewise.
8045 (mulv4si3): Don't expand for SSE4.1.
8046 (smax<mode>3): Likewise.
8047 (umaxv4si3): Likewise.
8048 (uminv16qi3): Likewise.
8049 (umin<mode>3): Likewise.
8050 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8052 * doc/extend.texi: Document SSE4.1 built-in functions.
8054 * doc/invoke.texi: Document -msse4.1.
8056 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8058 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8059 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8060 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8061 (ASM_SPEC): Add asm_pcrel_spec.
8062 (EXTRA_SPECS): Add asm_pcrel_spec.
8064 2007-05-21 David Daney <ddaney@avtrex.com>
8066 * doc/install.texi (Building a cross compiler): Add requirements
8067 for Java cross compiler.
8069 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8072 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8073 Add loopno argument. Use evolution_function_is_invariant_rec_p
8074 instead of evolution_function_is_constant_p.
8075 Update calls to evolution_function_is_affine_multivariate_p.
8076 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8077 Add loopno argument.
8078 * tree-scalar-evolution.c (gather_chrec_stats): Call
8079 evolution_function_is_affine_multivariate_p with a loop
8081 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8082 (analyze_overlapping_iterations): Likewise.
8083 (access_functions_are_affine_or_constant_p): Likewise.
8084 (build_classic_dist_vector_1): If the access functions
8085 are equal, don't do anything.
8087 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8088 Paolo Carlini <pcarlini@suse.de>
8089 Uros Bizjak <ubizjak@gmail.com>
8091 * c-cppbuiltin.c (c_cpp_builtins): Define
8092 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
8093 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
8094 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
8095 * doc/cpp.texi ([Standard Predefined Macros]): Document.
8097 2007-05-21 Mike Stump <mrs@apple.com>
8099 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
8101 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8103 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
8105 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
8106 implementation if __OPTIMIZE__ is not defined.
8107 (_mm_alignr_pi8): Ditto.
8108 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8109 (_mm_inserti_si64): Ditto.
8110 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8111 (_mm_slli_epi16): Ditto.
8112 (_mm_slli_epi32): Ditto.
8113 (_mm_slli_epi64): Ditto.
8114 (_mm_srai_epi16): Ditto.
8115 (_mm_srai_epi32): Ditto.
8116 (_mm_srli_si128): Ditto.
8117 (_mm_slli_si128): Ditto.
8118 (_mm_srli_epi16): Ditto.
8119 (_mm_srli_epi32): Ditto.
8120 (_mm_srli_epi64): Ditto.
8121 (_mm_extract_epi16): Ditto.
8122 (_mm_insert_epi16): Ditto.
8123 (_mm_shufflehi_epi16): Ditto.
8124 (_mm_shufflelo_epi16): Ditto.
8125 (_mm_shuffle_epi32): Ditto.
8126 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
8128 (_mm_insert_pi16): Ditto.
8130 (_mm_shuffle_pi16): Ditto.
8132 (_mm_shufle_ps): Ditto.
8133 (_mm_prefetch): Ditto.
8135 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
8137 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
8138 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
8139 * real.c (encode_i370_single, decode_i370_single,
8140 encode_i370_double, decode_i370_double): Functions removed.
8141 (i370_single_format, i370_double_format): Initializations removed.
8142 (real_maxval, round_for_format, exact_real_truncate, significand_size):
8143 Consider the log2_b field to always be one.
8144 (ieee_single_format, mips_single_format, coldfire_single_format,
8145 ieee_double_format, mips_double_format, coldfire_double_format,
8146 ieee_extended_motorola_format, ieee_extended_intel_96_format,
8147 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
8148 ibm_extended_format, mips_extended_format, ieee_quad_format,
8149 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
8150 decimal_single_format, decimal_double_format, decimal_quad_format,
8151 c4x_single_format, c4x_extended_format, real_internal_format): Remove
8152 initialization of log2_b.
8153 * real.h (i370_single_format, i370_double_format): Declarations
8155 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
8156 field to always be one.
8158 2007-05-21 Andreas Schwab <schwab@suse.de>
8160 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
8161 NOTE_INSN_BASIC_BLOCK_P.
8162 (process_for_unwind_directive): Likewise.
8164 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
8166 * builtins.c (expand_builtin_setjmp_setup): Update comment.
8167 * function.h (struct function): Move va_list_gpr_size,
8168 va_list_fpr_size, function_frequency to front of bitfields. Add
8170 (current_function_calls_unwind_init): New.
8171 * except.c (expand_builtin_unwind_init): Set
8172 current_function_calls_unwind_init not
8173 current_function_has_nonlocal_label.
8174 * reload1.c (has_nonexceptional_receiver): New.
8175 (reload): Use it and current_function_calls_unwind_init to
8176 determine whether call-saved regs must be saved.
8178 2007-05-20 Jan Hubicka <jh@suse.cz>
8180 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
8181 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8182 * ddg.c (create_ddg): LIkewise.
8183 * final.c (final): Remove hunk moving line number notes around since
8184 they are no longer present at this stage.
8185 (final_scan_insn): Use NOTE_KIND instead of
8186 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8187 (output_asm_label): Likewise.
8188 * reorg.c (dbr_schedule): Likewise.
8189 * haifa-sched.c (unlink_other_notes): Likewise.
8190 * mode-switching.c (optimize_mode_switching): Likewise.
8191 * graph.c (start_bb): Likewise.
8192 * rtl.def (NOTE): Update description.
8193 * jump.c (squeeze_notes): Delete.
8194 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
8195 NOTE_INSN_BASIC_BLOCK_P when possible.
8196 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
8197 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
8198 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
8199 (dwarf2out_var_location): Likewise.
8200 * cfgbuild.c (make_edges): Likewise.
8201 (find_basic_blocks_1): Likewise.
8202 * function.c (reorder_blocks_1): Likewise.
8203 (epilogue_done): Likewise.
8204 (reposition_prologue_and_epilogue_notes): Likewise.
8205 * print-rtl.c (print_rtx): Likewise; drop code for printing
8207 (print_rtl): Likewise.
8208 (print_rtl_single): Likewise.
8209 * gcse.c (insert_insn_start_bb): Likewise.
8210 * alias.c (init_alias_analysis): Likewise.
8211 * calls.c (fixup_tail_calls): Likewise.
8212 * except.c (sjlj_emit_function_enter): Likewise.
8213 * emit-rtl.c (add_insn_after): Likeiwse.
8214 (emit_label_before): Likewise.
8215 (emit_label_after): Likewise.
8216 (emit_note_before, emit_note_after, emit_note): Update
8217 parameter to be enum insn_note; do not deal with source
8219 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
8220 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
8222 (merge_blocks_move_successor_nojumps): Simplify now when
8223 we don't have BLOCK notes.
8224 (try_optimize_cfg): Likewise.
8225 * cfglayout.c (skip_insns_after_block): Likewise.
8226 (record_effective_endpoints): Likewise.
8227 (duplicate_insn_chain): Likewise.
8228 * varasm.c (output_constant_pool_1): Likewise.
8229 * sched-deps.c (sched_analyze): Likewise.
8230 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
8232 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
8233 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
8234 (SET_INSN_DELETED): Simplify.
8235 (NOTE_LINE_NUMBER): Exterminate.
8236 (NOTE_LINE_KIND): New.
8237 (NOTE_INSN_BASIC_BLOCK_P): Update.
8238 (enum insn_note): Simplify.
8239 (GET_NOTE_INSN_NAME) Simplify.
8240 (emit_note_before, emit_note_after, emit_note): Update prototype.
8241 (squeeze_notes): Remove.
8242 * sched-int.h (NOTE_NOT_BB_P): Update.
8243 * resource.c (mark_target_live_regs): Update.
8244 * sched-rgn.c (debug_dependencies): Update.
8245 * sched-vis.c (print_insn): Update.
8246 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
8247 * config/i386/i386.c (ix86_output_function_epilogue): Update.
8248 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
8249 (TARGET_ADJUST_UNROLL_MAX): Likewise.
8250 (split_branches): Update.
8251 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
8253 (sh_adjust_unroll_max): Exterminate.
8254 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
8255 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
8256 (m68hc11_reorg): Likewise.
8257 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
8258 (emit_predicate_relation_info): Update.
8259 (process_for_unwind_directive): Update.
8260 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
8261 (output_call): Update.
8262 * config/pa/pa.c (output_lbranch): Update.
8263 (output_millicode_call): Update.
8264 (output_call): Update.
8265 (pa_combine_instructions): Update.
8266 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
8267 * config/bfin/bfin.c (gen_one_bundle): Update.
8268 * cfgrtl.c (can_delete_note_p): Update.
8269 (delete_insn): Update.
8270 (rtl_merge_blocks): Update.
8271 (commit_one_edge_insertion): Update.
8272 (rtl_verify_flow_info): Update.
8273 * stmt.c (expand_case): Do not call squeeze_notes.
8275 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8282 * c.opt (Wtype-limits): New.
8283 * doc/invoke.texi (Wtype-limits): Document it.
8284 (Wextra): Enabled by -Wextra.
8285 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8286 * c-common.c (shorten_compare): Warn with Wtype-limits.
8288 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8290 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
8291 inlined function, not as a macro.
8292 (_mm_alignr_pi8): Ditto.
8293 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8294 (_mm_inserti_si64): Ditto.
8295 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8296 (_mm_extract_epi16): Ditto.
8297 (_mm_insert_epi16): Ditto.
8298 (_mm_shufflehi_epi16): Ditto.
8299 (_mm_shufflelo_epi16): Ditto.
8300 (_mm_shuffle_epi32): Ditto.
8301 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
8302 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
8304 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
8306 (_m_to_float): Use C89 compatible assignment.
8308 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
8311 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
8313 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8316 * doc/invoke.texi (Wreturn-type): Complete description.
8317 (Wextra): Delete item about return-type warning.
8318 * c-decl.c: Delete redundant Wextra warning.
8320 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/pmmintrin.h: Do not include xmmintrin.h
8324 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
8325 inlined function, not as a macro.
8326 (_mm_prefetch): Ditto.
8328 (_mm_insert_pi16): Ditto.
8330 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
8331 (_m_pshufw): Ditto. Add const to __N argument.
8332 (_mm_shufle_ps): Ditto. Add const to __mask argument.
8333 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
8334 (_mm_slli_epi32): Ditto.
8335 (_mm_srli_si128): Implement as always inlined function, not as a
8336 macro. Add __inline to function declaration.
8337 (_mm_slli_si128): Ditto.
8339 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
8342 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
8344 (struct fenv): New structure.
8345 (FP_HANDLE_EXCEPTIONS): New define.
8346 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
8347 (_FP_DECL_EXP): New define.
8348 (FP_INIT_ROUNDMODE): New define.
8349 (FP_ROUNDMODE): New define.
8351 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8353 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
8354 (Wconversion): Update description.
8355 (Wconversion-sign): New.
8356 * c.opt (Wconversion-sign): New.
8357 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
8358 means disabled for C++. Otherwise, take the status of Wconversion.
8359 * c-common.c (conversion_warning): Warn with either Wconversion or
8361 (warnings_for_convert_and_check): Conditions are already checked by
8363 (convert_and_check): Don't check warnings if the conversion failed.
8365 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
8366 Anatoly Sokolov <aesok@dol.ru>
8368 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
8369 avr_epilogue_uses) : Add declaration.
8370 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
8371 * config/avr/constraints.md (R): New constraint.
8372 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
8373 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
8374 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
8375 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
8376 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
8377 call_prologue_saves, epilogue_restores, return_from_epilogue,
8378 return_from_main_epilogue, return_from_interrupt_epilogue,
8379 return_from_naked_epilogue, prologue, epilogue): New patterns.
8380 (jump): Handle symbol reference.
8381 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
8382 avr_output_function_prologue, avr_output_function_epilogue): Remove
8384 (avr_init_machine_status, expand_prologue, expand_epilogue,
8385 avr_asm_function_end_prologue, avr_epilogue_uses,
8386 avr_asm_function_begin_epilogue): New functions.
8387 (prologue_size, epilogue_size, jump_tables_size): Remove global
8389 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
8390 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
8391 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
8392 (avr_override_options): Initialise init_machine_status.
8393 (output_movhi): Handle all stack pointer loads.
8394 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
8395 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
8396 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
8397 (EPILOGUE_USES) Redefine.
8398 (machine_function) Declare.
8400 2007-05-19 Richard Sandiford <richard@codesourcery.com>
8402 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
8403 Use a single return statement.
8405 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8408 * builtins.c (do_mpfr_lgamma_r): New.
8409 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
8410 * tree.h (CASE_FLT_FN_REENT): New.
8412 2007-05-18 Geoffrey Keating <geoffk@apple.com>
8414 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
8415 (output_die): Use 'unsigned long' with %x.
8416 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
8417 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
8418 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
8420 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
8422 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
8427 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
8428 true if function has no argument.
8430 2007-05-18 DJ Delorie <dj@redhat.com>
8432 * config/mips/mips.c (mips_offset_within_alignment_p): New.
8433 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
8435 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8437 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
8438 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
8439 count_trailing_zeros.
8440 (__i386__): Implement count_leading_zeros using __builtin_clz().
8441 Implement count_trailing_zeros usign __builtin_ctz().
8443 2007-05-18 Richard Sandiford <richard@codesourcery.com>
8445 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
8447 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8450 * expr.c (emit_move_change_mode): Change mode of push operands here.
8452 2007-05-17 Ian Lance Taylor <iant@google.com>
8454 PR tree-optimization/31953
8455 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
8457 (set_value_range_to_null): Call set_value_range_to_value.
8458 (extract_range_from_comparison): Likewise.
8460 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8462 * toplev.c (print_version): Output GMP/MPFR version info.
8464 * builtins.c (CASE_MATHFN_REENT): New macro.
8465 (mathfn_built_in): Use it.
8466 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
8467 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
8468 BUILT_IN_LGAMMAL_R): New.
8469 * doc/extend.texi: Document new builtins.
8472 * builtins.c (do_mpfr_remquo): New.
8473 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
8474 (fold_builtin_3): Handle BUILT_IN_REMQUO.
8477 * builtins.c (fold_builtin_1): Handle y0, y1.
8478 (fold_builtin_2): Handle yn.
8481 * builtins.c (do_mpfr_bessel_n): New.
8482 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
8483 (fold_builtin_2): Handle BUILT_IN_JN.
8485 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
8488 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
8489 TYPE_PRECISION (intmax_type_node).
8491 2007-05-17 Steve Ellcey <sje@cup.hp.com>
8494 * reload.c (subst_reloads): Remove checking.
8496 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8498 PR rtl-optimization/31691
8499 * combine.c (simplify_set): Build a new src pattern instead of
8500 substituting its operands in the COMPARE case.
8502 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
8504 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
8505 (execute_vrp): Preserve loops through jump threading.
8506 * tree-ssa-threadupdate.c (thread_single_edge,
8507 dbds_continue_enumeration_p, determine_bb_domination_status,
8508 thread_through_loop_header): New functions.
8509 (create_edge_and_update_destination_phis,
8510 create_edge_and_update_destination_phis): Set loops for the new blocks.
8511 (prune_undesirable_thread_requests): Removed.
8512 (redirect_edges): Do not pretend that redirect_edge_and_branch can
8514 (thread_block): Do not call prune_undesirable_thread_requests.
8516 (mark_threaded_blocks): Select edges to thread here.
8517 (thread_through_all_blocks): Take may_peel_loop_headers argument.
8518 Thread edges through loop headers independently.
8519 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
8520 * tree-pass.h (TODO_mark_first_instance): New.
8521 (first_pass_instance): Declare.
8522 * cfghooks.c (duplicate_block): Put the block to the original loop
8523 if copy is not specified.
8524 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
8525 jump threading. Pass may_peel_loop_headers to
8526 thread_through_all_blocks according to first_pass_instance.
8527 * cfgloop.h (create_preheader): Declare.
8528 * tree-flow.h (thread_through_all_blocks): Declaration changed.
8529 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
8530 * passes.c (first_pass_instance): New variable.
8531 (next_pass_1): Set TODO_mark_first_instance.
8532 (execute_todo): Set first_pass_instance.
8534 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
8536 PR tree-optimization/24659
8537 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
8538 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
8539 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
8540 OTI_vec_pack_ufix_trunc.
8541 (vec_unpacks_float_hi_optab): Define new macro.
8542 (vec_unpacks_float_lo_optab): Ditto.
8543 (vec_unpacku_float_hi_optab): Ditto.
8544 (vec_unpacku_float_lo_optab): Ditto.
8545 (vec_pack_sfix_trunc_optab): Ditto.
8546 (vec_pack_ufix_trunc_optab): Ditto.
8547 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
8548 and vec_pack_[s|u]fix_trunc_optab using
8549 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
8550 * tree-vectorizer.c (supportable_widening_operation): Handle
8551 FLOAT_EXPR and CONVERT_EXPR. Update comment.
8552 (supportable_narrowing_operation): New function.
8553 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
8554 * tree-vect-transform.c (vectorizable_conversion): Handle
8555 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8556 (vect_gen_widened_results_half): Move before vectorizable_conversion.
8557 (vectorizable_type_demotion): Call supportable_narrowing_operation()
8558 to check for target support.
8559 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
8560 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
8561 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
8562 for VEC_PACK_FIX_TRUNC_EXPR.
8563 (expand_binop): Special case mode of the result for
8564 vec_pack_[u|s]fix_trunc_optab.
8565 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
8566 vec_pack_[u|s]fix_trunc_optab.
8568 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
8569 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
8570 * tree-pretty-print.c (dump_generic_node): Handle
8571 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
8572 VEC_PACK_FIX_TRUNC_EXPR.
8574 * expr.c (expand_expr_real_1): Ditto.
8575 * tree-inline.c (estimate_num_insns_1): Ditto.
8576 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8578 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
8579 (vec_unpacks_float_lo_v8hi): Ditto.
8580 (vec_unpacku_float_hi_v8hi): Ditto.
8581 (vec_unpacku_float_lo_v8hi): Ditto.
8582 (vec_unpacks_float_hi_v4si): Ditto.
8583 (vec_unpacks_float_lo_v4si): Ditto.
8584 (vec_pack_sfix_trunc_v2df): Ditto.
8586 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
8588 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
8589 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
8590 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
8591 [vec_pack_ufix_trunc]: Ditto.
8592 [vec_unpacks_float_hi]: Ditto.
8593 [vec_unpacks_float_lo]: Ditto.
8594 [vec_unpacku_float_hi]: Ditto.
8595 [vec_unpacku_float_lo]: Ditto.
8597 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
8599 * soft-fp/README: Update for new files.
8600 * soft-fp/floattisf.c: New file.
8601 * soft-fp/floattidf.c: New file.
8602 * soft-fp/floattitf.c: New file.
8603 * soft-fp/floatuntisf.c: New file.
8604 * soft-fp/floatuntidf.c: New file.
8605 * soft-fp/floatuntitf.c: New file.
8606 * soft-fp/fixsfti.c: New file.
8607 * soft-fp/fixdfti.c: New file.
8608 * soft-fp/fixtfti.c: New file.
8609 * soft-fp/fixunssfti.c: New file.
8610 * soft-fp/fixunsdfti.c: New file.
8611 * soft-fp/fixunstfti.c: New file.
8612 * soft-fp/extendxftf.c: New file.
8613 * soft-fp/trunctfxf.c: New file.
8615 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
8616 (__trunctfxf2): Ditto.
8618 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
8619 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
8620 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
8621 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
8622 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
8623 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
8625 * config/i386/t-fprules-softfp64: New file.
8626 * config/i386/sfp-machine.h: New file.
8627 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
8628 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
8629 and soft-fp/t-softfp to tmake_file.
8630 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
8631 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
8633 * config/i386/t-linux64 (softfp_wrap_start): New.
8634 (softfp_wrap_end): New.
8635 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
8636 supported for TARGET_64BIT.
8638 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8640 * c-common.c (c_common_signed_or_unsigned_type): Emulate
8641 c_common_unsigned_type behavior.
8643 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
8645 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
8648 2007-05-16 Eric Christopher <echristo@apple.com>
8650 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
8651 saving after stack push. Set sp_offset whenever we push.
8652 (rs6000_emit_epilogue): Move altivec register restore before
8655 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8657 * configure.ac: Allow sysroots to be relocated under $prefix as
8658 well as $exec_prefix.
8659 * configure: Regenerate.
8661 2007-05-16 Richard Sandiford <richard@codesourcery.com>
8665 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8667 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8668 (gcc_tooldir): Likewise.
8669 * configure: Regenerate.
8670 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8671 old configure.ac gcc_tooldir setting.
8672 (prefix_to_exec_prefix): New variable.
8673 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8674 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8676 2007-05-14 Janis Johnson <janis187@us.ibm.com>
8678 * c-typeck.c (build_binary_op): Return early for error.
8680 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
8682 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
8683 struct nb_iter_bound.
8684 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
8685 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
8686 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8687 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
8688 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
8689 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
8690 (del_scev_info): Use ggc_free.
8691 (scev_initialize): Allocate scalar_evolution_info in gc memory.
8692 * loop-init.c: Include ggc.h.
8693 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
8694 (loop_optimizer_finalize): Use ggc_free.
8695 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
8696 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
8697 pass_iv_optimize): Add TODO_ggc_collect.
8698 * function.h (struct function): Remove skip marker from
8700 * cfgloop.c: Include ggc.h.
8701 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
8703 (establish_preds): Vector superloops is gc allocated.
8704 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
8706 (flow_loops_find): Vector larray is gc allocated.
8707 (loop_exit_free): Use ggc_free.
8708 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
8709 that head of exits list is now not a part of struct loop.
8710 (record_loop_exits): Allocate exits table in gc memory.
8711 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
8712 that head of exits list is now not a part of struct loop.
8713 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
8714 struct loop_exit): Add GTY marker.
8715 (struct loop): Add GTY marker. Make superloops vector gc allocated.
8716 Add skip marker to aux field. Make head of exits list a separate
8718 (struct loops): Add GTY marker. Make larray vector gc allocated.
8719 Add param marker to exits table.
8720 (get_loops): Type changed.
8721 * Makefile.in (tree-scalar-evolution.o): Add
8722 gt-tree-scalar-evolution.h dependency.
8723 (cfgloop.o, loop-init.o): Add ggc.h dependency.
8724 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
8725 * basic-block.h (struct basic_block_def): Remove skip marker from
8728 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
8730 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
8731 of 0 in the call to expand_expr().
8732 (expand_builtin_mathfn_3): Ditto.
8733 (expand_builtin_interclass_mathfn): Ditto.
8734 (expand_builtin_cexpi): Ditto.
8735 (expand_builtin_int_roundingfn): Ditto.
8736 (expand_builtin_int_roundingfn_2): Ditto.
8737 (expand_builtin_pow): Ditto.
8738 (expand_builtin_powi): Ditto.
8739 (expand_builtin_bswap): Ditto.
8740 (expand_builtin_unop): Ditto.
8741 (expand_builtin_fabs): Ditto.
8742 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
8743 the call to expand_expr().
8744 (expand_builtin_sync_operation): Ditto.
8745 (expand_builtin_compare_and_swap): Ditto.
8746 (expand_builtin_lock_test_and_set): Ditto.
8747 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
8748 instead of 0 in the call to expand_expr().
8749 (expand_builtin_extract_return_addr): Ditto.
8750 (expand_builtin_eh_return): Ditto.
8751 (expand_eh_return): Ditto.
8752 * explow.c (expr_size): Ditto.
8753 * expr.c (optimize_bitfield_assignment_op): Ditto.
8754 (expand_assignement): Ditto.
8755 (store_expr): Ditto.
8756 (store_field): Ditto.
8757 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
8758 the call to expand_expr().
8759 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
8760 in the call to expand_expr().
8761 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
8762 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
8763 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
8765 * optabs.c (expand_vec_shift_expr): Ditto.
8766 (expand_vec_cond_expr): Ditto.
8767 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
8768 call to expand_expr().
8769 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
8770 in the call to expand_expr().
8772 2007-05-14 Dave Korn <dave.korn@artimi.com>
8774 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
8776 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
8778 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
8779 instead of c_common_unsigned_type.
8780 (c_common_unsigned_type): Remove.
8781 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
8782 c_common_unsigned_type.
8783 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
8784 c_common_unsigned_type.
8785 * c-common.h (c_common_unsigned_type): Remove.
8786 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
8787 c_common_unsigned_type.
8788 * c-format.c (check_format_types): Use unsigned_type_for instead of
8789 c_common_unsigned_type.
8790 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8791 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
8792 of c_common_unsigned_type.
8793 * convert.c (convert_to_integer): Use unsigned_type_for instead of
8794 lang_hooks.types.unsigned_type.
8795 * expmed.c (make_tree): Use unsigned_type_for instead of
8796 lang_hooks.types.unsigned_type.
8797 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
8798 lang_hooks.types.unsigned_type.
8799 (build_range_check): Likewise.
8800 (fold_unary): Likewise.
8801 (fold_binary): Likewise.
8802 (fold_ternary): Likewise.
8803 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
8804 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
8805 * tree.c (get_unsigned_type): New.
8806 (unsigned_type_for): Use get_unsigned_type instead of
8807 lang_hooks.types.unsigned_type.
8809 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
8811 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
8812 to m68k_get_function_kind. Update its prototype.
8813 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
8815 (m68k_interrupt_function_p): Return enum m68k_function_type
8816 instead of bool. Rename to m68k_get_function_kind.
8817 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
8819 (m68k_compute_frame_layout): Don't mark any register for save
8820 if an interrupt_thread attribute is specified.
8821 (m68k_hard_regno_rename_ok): Update a use of
8822 m68k_interrupt_function_p.
8823 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
8824 m68k_interrupt_function_p.
8825 (m68k_function_type): New.
8826 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
8827 for a function with an interrupt_thread attribute.
8828 * doc/extend.texi: Document the interrupt_thread attribute.
8830 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
8832 Fix PR tree-optimization/31911
8833 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
8834 if they didn't change the expression.
8836 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
8838 * tree-scalar-evolution.c (resolve_mixers): Exported.
8839 * tree-scalar-evolution.h (resolve_mixers): Declare.
8840 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
8841 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8842 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
8843 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
8844 init_array_ref, init_pointer_ref, analyze_indirect_ref,
8845 strip_conversion, analyze_offset_expr, address_analysis,
8846 object_analysis, analyze_offset): Removed.
8847 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
8848 split_constant_offset, canonicalize_base_object_address,
8849 object_address_invariant_in_loop_p, disjoint_objects_p,
8850 dr_may_alias_p, dr_address_invariant_p): New functions.
8851 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
8852 and dr_analyze_alias.
8853 (initialize_data_dependence_relation): Use dr_may_alias_p
8854 and object_address_invariant_in_loop_p.
8855 (compute_self_dependence): Handle the case when
8856 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
8857 (find_data_references_in_stmt): Restrict the analysis of data
8858 references to the given loop nest.
8859 (find_data_references_in_loop): Made static. Pass loop nest to
8860 find_data_references_in_stmt.
8861 (compute_data_dependences_for_loop): Use DR_VOPS.
8862 (free_data_ref): Free DR_VOPS.
8863 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
8864 (struct innermost_loop_behavior): ... new.
8865 (struct base_object_info): Replaced by ...
8866 (struct indices): ... new.
8867 (struct dr_alias): New.
8868 (enum data_ref_type): Removed.
8869 (struct data_reference): Consist of struct innermost_loop_behavior,
8870 struct indices and struct dr_alias.
8871 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
8872 (DR_MEMTAG): Renamed to ...
8873 (DR_SYMBOL_TAG): ... this.
8874 (find_data_references_in_loop): Declaration removed.
8875 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
8876 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
8877 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
8878 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
8880 2007-05-13 Revital Eres <eres@il.ibm.com>
8882 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
8883 which walks virtual def-use chains to find redundant stores.
8884 (dse_optimize_stmt): Call it.
8886 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8888 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
8889 * passes.c (init_optimization_passes): Move pass_jump_bypass
8892 * basic-block.h (bb_has_eh_pred): Fix style issue.
8894 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
8896 PR rtl-optimization/31848
8897 * loop-invariant.c (move_invariant_reg): If we move an insn
8898 with a REG_EQUAL note, and that insn is not always executed,
8899 remove the REG_EQUAL note.
8901 2007-05-12 Richard Guenther <rguenther@suse.de>
8903 PR tree-optimization/31797
8904 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
8905 propagate into a stmt that has volatile ops.
8907 2007-05-12 Richard Sandiford <richard@codesourcery.com>
8909 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8910 (gcc_tooldir): Likewise.
8911 * configure: Regenerate.
8912 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8913 old configure.ac gcc_tooldir setting.
8914 (prefix_to_exec_prefix): New variable.
8915 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8916 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8918 2007-05-11 Silvius Rus <rus@google.com>
8920 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
8921 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
8922 * c-common.h (strict_aliasing_warning): Change return type.
8923 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
8924 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8925 (build_c_cast): Condition call to strict_aliasing_warning.
8926 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
8927 * flags.h (set_Wstrict_aliasing): Declare.
8928 * opts.c (set_Wstrict_alising): Define, add call to.
8929 * tree-flow.h (strict_aliasing_warning_backend): Declare.
8930 * tree-ssa-alias-warnings.c: New file.
8931 * tree-ssa-alias.c (compute_may_aliases): Add call to
8932 strict_aliasing_warning_backend.
8934 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
8936 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8937 Use loop_depth and loop_outer accessor functions.
8938 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
8939 determine_invariantness_stmt, move_computations_stmt): Ditto.
8940 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
8941 add_loop, loopify, unloop, fix_loop_structure): Ditto.
8942 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
8943 * tree-scalar-evolution.c (interpret_loop_phi,
8944 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
8945 instantiate_parameters_1, scev_const_prop): Ditto.
8946 * cfghooks.c (make_forwarder_block): Ditto.
8947 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
8948 * modulo-sched.c (loop_canon_p): Ditto.
8949 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
8950 slpeel_can_duplicate_loop_p): Ditto.
8951 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
8952 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8953 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
8954 cancel_loop, verify_loop_structure): Ditto.
8955 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
8956 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
8957 superloops vector instead of "pred" array.
8958 (establish_preds): Take father loop as an argument. Initialize the
8960 (flow_loop_tree_node_add): Pass father loop to establish_preds.
8961 Do not initialize loop->outer.
8962 (flow_loop_tree_node_remove): Truncate the superloops vector.
8963 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
8964 "pred" merged to "superloops" vector.
8965 (loop_depth, loop_outer): New.
8966 (fel_init): Use loop_outer.
8968 2007-05-11 Jan Hubicka <jh@suse.cz>
8970 * cgraphunit.c: Include gt-cgraphunit.h
8971 (static_ctors, static_dtors): New static vars.
8972 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
8973 based on implementation in c-common.c
8974 (cgraph_finalize_function): Call record_cdtor_fn.
8975 (cgraph_optimize): Call cgraph_build_cdtor_fns.
8976 * decl.c (finish_function): Do not call c_record_cdtor_fn.
8977 (c_write_global_declarations): Do not call c_build_cdtor_fns.
8978 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
8979 build_cdtor, c_build_cdtor_fns): Remove.
8980 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
8981 c_build_cdtor_fns): Remove prototype.
8983 2007-05-11 Paolo Carlini <pcarlini@suse.de>
8986 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
8987 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
8988 * builtins.c (fold_builtin_memchr): New.
8989 (expand_builtin_memchr): Call the latter.
8990 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
8991 * doc/extend.texi ([Other built-in functions provided by GCC]):
8994 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
8996 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
8997 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
8998 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
8999 PFPO_OP1_TYPE_SHIFT): Constants added.
9000 (DFP_ALL): Mode macro defined.
9001 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9002 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9003 Insn definitions added.
9004 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9005 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9008 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9010 PR tree-optimization/31885
9011 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9012 NULL_TREE to be undetermined.
9013 (automatically_generated_chrec_p): Return false for NULL.
9015 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9017 * config/bfin/bfin.h (MOVE_RATIO): Define.
9019 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9021 * config.gcc (sparc-wrs-vxworks): New target.
9022 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9023 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9024 * config/sparc/sparc.h: Include vxworks-dummy.h.
9025 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9026 include LABEL_REFs too.
9027 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9028 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9030 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9032 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9033 (sparc_emit_call_insn): New function.
9034 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9035 functions when generating VxWorks PIC.
9036 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9037 (call, call_value): Use sparc_emit_call_insn instead of
9040 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9042 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9044 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9046 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9047 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9048 split_double instead of operand_subword.
9050 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9052 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9053 * config/bfin/bfin.c (bfin_local_alignment): New function.
9054 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9056 2007-05-08 Chao-ying Fu <fu@mips.com>
9058 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9059 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9060 (smsub_widen_optab, umsub_widen_optab): Define.
9061 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9063 * genopinit.c (optabs): Fill in smsub_widen_optab and
9065 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9066 and umsub_widen_optab to implement multiply-subtract sequences.
9067 * config/mips/mips.md (*msac<u>_di): Rename to...
9068 (<u>msubsidi4): ...this. Extend condition to include
9069 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9070 of operand 0 to "ka" and use the three-operand form of msub<u>
9072 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9075 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9077 PR rtl-optimization/28011
9078 * reload.c (push_reload): Set dont_share if IN appears in OUT
9079 also when IN is a PLUS rtx.
9080 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9083 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9085 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9086 call unshare_all_decls.
9087 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9088 (unshare_all_decls): Remove.
9090 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
9093 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
9096 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
9097 Nigel Stephens <nigel@mips.com>
9099 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
9100 Update comments and all uses.
9101 (MIN_FPRS_PER_FMT): Define.
9102 * config/mips/mips.c (function_arg): Fix to correctly handle
9103 the -mips32r2 -mfp64 -mabi=32 case.
9104 (override_options): Enable use of odd-numbered registers for
9105 SFmode values on MIPS32.
9106 (mips_save_reg_p): Save whole floating-point register pair if
9107 either half is used.
9108 (compute_frame_size): Fix comment.
9110 2007-05-08 Jie Zhang <jie.zhang@analog.com>
9112 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
9113 argument of type bool.
9114 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
9115 argument. Safely select temporary P register according to it.
9116 (do_link): Change call site of add_to_reg accordingly.
9117 (do_unlink): Add epilogue_p as a fourth argument and pass it
9119 (expand_interrupt_handler_epilogue): Change call of do_unlink
9121 (bfin_expand_prologue): Add a third argument sibcall_p.
9122 * config/bfin/bfin.md (epilogue): Change call of
9123 bfin_expand_epilogue accordingly.
9124 (sibcall_epilogue): Likewise.
9125 (eh_return_internal): Likewise.
9127 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
9128 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
9129 * config/bfin/bfin.c (bfin_handle_option): Handle
9130 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
9131 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
9132 Support bf534, bf536 and bf561.
9133 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
9135 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
9138 * config/i386/i386.c (ix86_function_regparm): Process local
9139 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
9141 2007-05-07 Mike Stump <mrs@apple.com>
9143 * doc/invoke.texi (Warning Options): Document that -Wempty-body
9144 also checks for and while statements in C++.
9146 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
9148 * gcc.c (at_file_supplied): New variable.
9149 (main): Set it if we expanded argv.
9150 (do_spec_1): Pass an @-file to the linker if we were called with
9151 an @-file argument and HAVE_GNU_LD.
9152 * collect2.c (at_file_supplied): New variable.
9153 (response_file): New variable.
9154 (collect_exit): Unlink response_file if necessary.
9155 (handler): Likewise.
9156 (do_wait): Likewise.
9157 (main): Set at_file_supplied if we expanded argv.
9158 (collect_execute): Pass an @-file to subprocesses if we were called
9159 with an @-file argument.
9160 * configure.ac: Add define for HAVE_GNU_LD.
9161 * configure: Regenerate.
9162 * config.in: Regenerate.
9164 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
9166 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
9172 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
9174 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9175 (TARGET_ENCODE_SECTION_INFO): Re-define.
9176 (m32c_encode_section_info): New
9177 (function_vector_handler): New
9178 (current_function_special_page_vector): New
9179 (m32c_special_page_vector_p): New.
9180 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
9182 * config/m32c/jump.md: Added instruction JSRS for functions
9183 with attribute "function_vector".
9184 * doc/extend.texi (function_vector): Added description
9185 for M16C, M32C targets.
9187 2007-05-07 DJ Delorie <dj@redhat.com>
9190 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
9191 ashrpsi3, lshrpsi3): Update shift count constraint.
9193 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
9194 Nathan Froyd <froydnj@codesourcery.com>
9197 * c-incpath.c (add_path): Strip trailing path separators.
9199 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
9201 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
9202 Free dominance info before purging EH edges.
9203 (eliminate_degenerate_phis): Likewise.
9204 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
9206 2007-05-07 Jan Hubicka <jh@suse.cz>
9208 * gimplify.c (gimplify_expr): Do not crash when folding
9209 (void *)(int)&a + 4.
9211 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9214 * c-opts.c (lang_fortran): Make it non static.
9215 * c-common.h (lang_fortran): New prototype.
9216 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
9217 -lang-fortran option was passed by the driver.
9219 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
9221 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
9222 of ASSERT_CHECKING. Tweak message.
9224 2007-05-06 Revital Eres <eres@il.ibm.com>
9227 * loop-unroll.c (insert_var_expansion_initialization):
9228 Initialize the expansions with -zero instead of +zero.
9230 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
9232 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
9233 into pic and non-pic versions. Mark r19 as used for
9234 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
9235 for tgd_load, tld_load and tie_load .
9236 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
9237 version of tgd_load, tld_load and tie_load depending on the
9240 2007-05-04 Ulrich Drepper <drepper@redhat.com>
9241 Jakub Jelinek <jakub@redhat.com>
9243 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
9244 (__do_global_dtors_aux): Use more paranoid loop to run
9245 destructors if HIDDEN_DTOR_LIST_END.
9246 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
9248 2007-05-04 Jakub Jelinek <jakub@redhat.com>
9250 * varasm.c (align_variable): Don't increase alignment for
9251 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
9252 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
9254 2007-05-04 Josh Conner <jconner@apple.com>
9256 * basic-block.h (cdi_direction): Assign values to all enumeration
9258 (dom_computed): Remove.
9259 (dom_info_state): New.
9260 (set_dom_info_availability): New.
9261 * tree-ssa-loop-im.c (determine_invariantness): Initialize
9262 walk_data.dom_direction.
9263 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
9264 instead of dom_computed[].
9265 (split_edge): Likewise.
9266 (create_basic_block): Likewise.
9267 (merge_blocks): Likewise.
9268 * ifcvt.c (find_if_header): Likewise.
9269 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
9270 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9271 * tree-ssa.c (verify_ssa): Likewise.
9272 * tree-cfg.c (tree_verify_flow_info): Likewise.
9273 (remove_edge_and_dominated_blocks): Likewise.
9274 * dominance.c (dom_computed): Make static.
9275 (calc_dfs_tree_nonrec): Change third param to a bool.
9276 (calc_dfs_tree): Change second param to a bool.
9277 (calc_idioms): Change second param to a bool. Use
9278 dom_convert_dir_to_idx.
9279 (init_dom_info): Validate dir before using.
9280 (dom_convert_dir_to_idx): New.
9281 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
9282 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
9283 (free_dominance_info): Use dom_convert_dir_to_idx.
9284 (get_immediate_dominator): Likewise.
9285 (set_immediate_dominator): Likewise.
9286 (get_dominated_by): Likewise.
9287 (redirect_immediate_dominators): Likewise.
9288 (nearest_common_denominator): Likewise.
9289 (dominated_by_p): Likewise.
9290 (bb_dom_dfs_in): Likewise.
9291 (bb_dom_dfs_out): Likewise.
9292 (recount_dominator): Likewise.
9293 (iterate_fix_dominators): Likewise.
9294 (add_to_dominance_info): Likewise.
9295 (delete_from_dominance_info): Likewise.
9296 (first_dom_son): Likewise.
9297 (next_dom_son): Likewise.
9298 (dom_info_available_p): Likewise.
9299 (dom_info_state): New.
9300 (set_dom_info_availability): New.
9302 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9304 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
9306 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
9308 2007-05-04 Bob Wilson <bob.wilson@acm.org>
9310 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
9311 (subdi3, subdi_carry): Delete.
9313 2007-05-04 Jan Hubicka <jh@suse.cz>
9314 Richard Guenther <rguenther@suse.de>
9316 * opts.c (decode_options): Do not fiddle with inlining
9317 parameters in case of optimizing for size.
9318 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
9319 for size do nothing.
9320 (cgraph_decide_inlining_of_small_function): When optimizing for
9321 size never inline functions increasing caller size.
9322 (cgraph_early_inlining): Inline for size when optimizing for size.
9324 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
9326 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
9327 logical operations piecewise.
9328 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
9329 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
9330 subdi_sesidi_di): Delete.
9331 (add_with_carry): Produce carry in CC instead of a DREG to shorten
9332 the generated sequence. Allow three-reg add in constraints. Rewrite
9333 the rtl expression for carry to avoid zero_extend of a constant.
9334 (sub_with_carry): New pattern.
9335 (adddi3, subdi3): Change into define_expand. For subtract, generate a
9336 different sequence not involving jumps.
9337 (notbi): Now a named pattern.
9339 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
9341 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
9342 Add the note about a significant loss of accuracy of some
9343 mathematical routines when these options are used.
9345 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9347 * haifa-sched.c (rtx_vec_t): New typedef.
9348 (contributes_to_priority_p): Extract piece of priority () into new
9350 (priority): Use the function. Add assertion.
9351 (rank_for_schedule, set_priorities): Add assertion to check that
9352 insn's priority is initialized.
9353 (clear_priorities, calc_priorities): Change signature. Make it update
9354 all relevant insns. Update all callers ('add_to_speculative_block ()'
9355 and 'create_block_check_twin ()').
9356 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
9357 Add new field 'priority_status'.
9358 (INSN_PRIORITY_STATUS): New macro.
9359 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
9361 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9363 * sched-ebb.c (debug_ebb_dependencies): New static function.
9364 (init_ready_list): Use it.
9366 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
9367 with changed signature and 'debug_rgn_dependencies ()'.
9368 (debug_rgn_dependencies): New static function.
9369 (init_ready_list): Use it.
9371 * sched-int.h (debug_dependencies): Declare.
9373 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
9375 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
9377 2007-05-04 Dirk Mueller <dmueller@suse.de>
9379 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
9381 2007-05-03 Jan Hubicka <jh@suse.cz>
9383 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
9384 ((T1)X op (T1)Y), for pointer type in more cases than before.
9386 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
9388 * tree-object-size.c (plus_expr_object_size): When operand size is
9389 unknown, return unknown.
9391 2007-05-03 Dirk Mueller <dmueller@suse.de>
9393 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
9395 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
9398 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
9400 2007-05-03 Janis Johnson <janis187@us.ibm.com>
9402 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
9404 2007-05-03 Joseph Myers <joseph@codesourcery.com>
9406 * config/soft-fp/double.h, config/soft-fp/extended.h,
9407 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
9408 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
9409 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
9410 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
9413 2007-05-03 Ian Lance Taylor <iant@google.com>
9415 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
9416 MASK_PPC_GFXOPT for 8540 or 8548.
9418 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9420 * tree-vect-transform.c (vect_update_inits_of_drs): Use
9421 vect_print_dump_info() to output debug information.
9423 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
9426 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
9427 operands of size 2 when operand is not MEM_P.
9429 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9431 PR tree-optimization/30565
9432 * lambda-code.c (perfect_nestify): Fix updating of dominators.
9434 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
9436 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
9437 (umulsi3_highpart): Use them.
9438 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
9439 for final accumulator to D regisster tranfser.
9441 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
9443 PR tree-optimization/31699
9444 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
9446 (vect_enhance_data_refs_alignment): Compute peel amount using
9447 TYPE_VECTOR_SUBPARTS instead of vf.
9448 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
9450 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
9453 * system.h: Remove inclusion of double-int.h
9454 * tree.h: Include double-int.h
9455 * gengtype.c: Likewise
9456 * cfgloop.h: Likewise
9457 * Makefile.in: Adjust dependencies on double-int.h
9459 2007-05-02 Eric Christopher <echristo@apple.com>
9461 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
9462 -shared to -Zdynamiclib.
9464 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
9467 * c-common.c (strip_pointer_or_array_types): New function.
9468 * c-common.h (strip_pointer_or_array_types): New function declaration.
9470 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
9472 PR tree-optimization/31771
9473 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
9475 2007-05-02 Paul Brook <paul@codesourcery.com>
9477 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
9479 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9482 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
9485 2007-05-02 Nick Clifton <nickc@redhat.com>
9487 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
9489 2007-05-02 Richard Guenther <rguenther@suse.de>
9491 PR tree-optimization/31146
9492 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
9493 argument, single_use_p. If we have a single use that is
9494 a conversion to the definition rhs type, propagate that rhs.
9495 (forward_propagate_addr_expr): Pass single_use_p argument
9496 to forward_propagate_addr_expr_1.
9498 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
9500 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
9503 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9505 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
9506 'AMD Family 10 core'.
9508 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9510 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
9511 and athlon64-sse3 as improved versions of k8, opteron and athlon64
9512 with SSE3 instruction set support.
9513 * doc/invoke.texi: Likewise.
9515 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9517 * config/i386/i386.c (override_options): Tuning 32-byte loop
9518 alignment for amdfam10 architecture. Increasing the max loop
9519 alignment to 24 bytes.
9521 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
9523 * config/m68k/constraints.md: New.
9524 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
9525 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9526 EXTRA_CONSTRAINT): Remove.
9527 * config/m68k/m68k.md: Include constraints.md.
9528 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
9530 2007-05-01 Ian Lance Taylor <iant@google.com>
9532 PR tree-optimization/31739
9533 * tree-vrp.c (vrp_val_is_max): New static function.
9534 (vrp_val_is_min): New static function.
9535 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
9537 (set_value_range): Use vrp_val_is_{max,min}.
9538 (extract_range_from_assert): Likewise.
9539 (extract_range_from_binary_expr): Likewise.
9540 (extract_range_from_unary_expr): Likewise.
9541 (dump_value_range, vrp_meet): Likewise.
9542 (vrp_visit_phi_node): Likewise.
9543 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
9545 2007-05-01 Mark Mitchell <mark@codesourcery.com>
9547 * config/i386/gmon-sol2.c (size_t): New type.
9548 (intptr_t): Likewise.
9549 (s_textsize): Declare as size_t.
9551 (monstartup): Use size_t for sizes.
9552 (_mcount): Save and restore registers.
9553 (internal_mcount): Pass 0 as the first argument to monstartup
9555 (moncontrol): Convert pointer to appropriately sized integer
9556 before passing to profil.
9558 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9560 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
9561 __NO_FPRS__, not just if _SOFT_DOUBLE.
9562 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
9563 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
9564 also for E500 double.
9565 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
9566 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
9569 2007-05-01 Richard Guenther <rguenther@suse.de>
9571 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
9574 2007-05-01 Joseph Myers <joseph@codesourcery.com>
9576 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
9578 2007-05-01 Jan Hubicka <jh@suse.cz>
9580 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
9583 2007-05-01 Jan Hubicka <jh@suse.cz>
9585 * tree.h (maybe_fold_offset_to_component_ref): Remove.
9586 (maybe_fold_offset_to_reference): Declare.
9587 * fold-const.c (fold_unary): Do not fold
9588 (type *)&A into &A->field_of_type_and_offset_0
9589 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
9590 size is unknown, give up.
9591 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
9593 (maybe_fold_offset_to_reference): New.
9594 (maybe_fold_stmt_indirect): Use it.
9595 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
9596 * gimplify.c (gimplify_conversion): Canonicalize conversions to
9598 (gimplify_expr): Likewise for plus_expr.
9600 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
9602 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
9603 bsi_after_labels. Always insert statements before bsi.
9604 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9605 * predict.c (apply_return_prediction): Check for empty blocks.
9606 * cfgexpand.c (lab_rtx_for_bb): New variable.
9607 (label_rtx_for_bb): Do not create new tree labels.
9608 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
9609 (tree_expand_cfg): Initialize lab_rtx_for_bb.
9610 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
9612 (label_for_bb): Add field used.
9613 (update_eh_label, main_block_label): Mark the label used.
9614 (cleanup_dead_labels): Remove unused labels.
9616 2007-05-01 Richard Guenther <rguenther@suse.de>
9618 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
9619 if it is not about to be set.
9620 (get_value_range): Do not pre-allocate equiv bitmap.
9621 (update_value_range): No need to clear equiv field.
9622 (add_equivalence): Change prototype to get bitmap pointer.
9623 Allocate bitmap here if it is not already.
9624 (extract_range_from_assert): Do not allocate bitmap here.
9625 Update callers to add_equivalence.
9626 (extract_range_from_ssa_name): Likewise.
9627 (get_vr_for_comparison): New static helper.
9628 (compare_name_with_value): Handle NULL equiv bitmap by
9629 peeling the first iteration of the comparison loop.
9630 Use get_vr_for_comparison.
9631 (compare_names): Handle NULL equiv bitmaps by using fake
9632 ones. Use get_vr_for_comparison.
9634 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
9636 * double-int.c (mpz_set_double_int): Moved from
9637 tree-ssa-loop-niter.c.
9638 (mpz_get_double_int): Likewise; also, add option to wrap
9639 out-of-range integers.
9640 * double-int.h: New prototypes for above.
9641 * tree.c (get_static_type_bounds): Moved from
9642 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
9643 TYPE_MAX_VALUE if they exist..
9644 * tree.h: New prototype for above.
9645 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
9646 get_type_bounds calls.
9647 (mpz_set_double_int): Move to double-int.c.
9648 (get_type_bounds): Move to tree.c, rename to
9649 get_static_type_bounds.
9650 (mpz_to_double_int): Move to double-int.c, rename to
9653 2007-04-30 Bob Wilson <bob.wilson@acm.org>
9655 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
9656 DIV0 exception can fall through to a normal return.
9658 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
9662 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9663 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9664 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9665 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9666 initialize align to silence bogus warning.
9667 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9668 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9670 (struct sra_walk_fns): Remove use_all parameter from use.
9671 (sra_hash_tree): Handle BIT_FIELD_REFs.
9672 (sra_elt_hash): Don't hash bitfld blocks.
9673 (sra_elt_eq): Skip them in parent compares as well. Handle
9675 (sra_walk_expr): Don't maintain or pass down use_all_p.
9676 (scan_use): Remove use_all parameter.
9677 (scalarize_use): Likewise. Re-expand assignment to
9678 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9679 output, and re-scalarize after output. Don't mark anything
9681 (scalarize_ldst): Adjust.
9682 (scalarize_walk_gimple_modify_statement): Likewise.
9683 (build_element_name_1): Handle BIT_FIELD_REFs.
9684 (instantiate_element): Don't warn for any element whose parent
9686 (instantiate_missing_elements_1): Return the sra_elt.
9687 (canon_type_for_field): New.
9688 (try_instantiate_multiple_fields): New.
9689 (instantiate_missing_elemnts): Use them.
9690 (mark_no_warning): Removed.
9691 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9692 (REPLDUP, sra_build_elt_assignment): New.
9693 (generate_copy_inout): Use them.
9694 (generate_element_copy): Likewise. Handle bitfld differences.
9695 (generate_element_zero): Don't recurse for blocks. Use
9696 sra_build_elt_assignment.
9697 (generate_one_element_int): Take elt instead of var. Use
9698 sra_build_elt_assignment.
9699 (generate_element_init_1): Adjust.
9700 (scalarize_use, scalarize_copy): Use REPLDUP.
9701 (scalarize_ldst): Move assert before dereference.
9702 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9704 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9707 * tree.c (reconstruct_complex_type): Reconstruct a reference
9709 Also use the same mode for the pointer as the old pointer type.
9711 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9713 * doc/trouble.texi (Interoperation): Remove note about Ultrix
9716 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
9718 PR rtl-optimization/31676
9719 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
9720 (df_refs_record): Call it.
9722 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9724 * rtl.def (SS_ABS): New code.
9725 * config/bfin/bfin.c (print_operand): New modifier 'v'.
9726 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
9727 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
9728 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
9729 (bfin_init_builtins): Define them.
9730 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
9731 (bfin_expand_builtin): ... and handle the others here.
9732 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
9733 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
9734 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
9735 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
9736 operand is only HImode.
9738 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
9740 * regclass.c (scan_one_insn): Remove splitting of
9743 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
9744 Nigel Stephens <nigel@mips.com>
9746 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
9748 2007-04-28 Jan Hubicka <jh@suse.cz>
9750 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
9751 insn_locators_alloc instead of insn_locators_initialize;
9752 call reset_block_changes.
9753 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9754 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
9755 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
9756 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9757 * config/score/score.c (th_output_mi_thunk): Likewise.
9758 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9759 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
9760 tolerate uninitialized locator info.
9763 * function.c (init_function_start): Don't init line number info.
9764 (expand_function_end): Update.
9765 (reset_block_changes, record_block_change, finalize_block_changes,
9766 check_block_change, free_block_changes): Kill.
9767 * function.h (reset_block_changes, record_block_change,
9768 finalize_block_changes, check_block_change, free_block_changes):
9770 (struct function): Remove ib_boundaries_block.
9771 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
9772 Use curr_insn_locator to initialize locator.
9773 (emit_line_note): Remove.
9774 * cfgexpand.c (expand_gimple_cond_expr): Update.
9775 (construct_exit_block): Likewise.
9776 (tree_expand_cfg): Initialize/finalize locators.
9777 * expr.c (expand_expr_real): Update.
9778 * cfglayout.c (line_locators_locs, line_locators_lines,
9779 file_locators_locs, file_locators_files): Remove.
9780 (set_block_levels): Move to cfgexpand.c.
9781 (insn_locators_initialize): Remove.
9782 (pass_insn_locators_initialize): Remove.
9783 (locations_locators_locs, locations_locators_vals): New static vars.
9784 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
9786 (insn_locators_alloc, insn_locators_finalize,
9787 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9789 (locator_location): New.
9790 (locator_line, locator_file): Rewrite.
9791 * rtl.h (emit_line_note): Kill.
9792 (insn_locators_alloc, insn_locators_finalize,
9793 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
9795 * tree-inline.c (initialize_cfun): Do not initialize
9796 ib_boundaries_block.
9797 * passes.c (pass_insn_locators_initialize): Remove.
9799 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
9801 * tree-cfg.c (move_block_to_fn): Release bb from dominance
9802 info. Update last_basic_block correctly.
9804 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
9807 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
9808 register itself to hold the offset constant. Tell flow the use
9809 of r4 and r5 when they are used.
9811 2007-04-27 Richard Guenther <rguenther@suse.de>
9813 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
9814 if we simplified anything.
9815 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
9816 warnings until we did a simplification and the stmt was not
9817 marked as TREE_NO_WARNING.
9819 2007-04-27 Mike Stump <mrs@apple.com>
9821 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
9823 2007-04-27 Ian Lance Taylor <iant@google.com>
9826 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
9827 TYPE_MAX_VALUE exist, convert them to the new type.
9829 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9831 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
9832 if it claims to be available.
9833 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
9835 (perform_tree_ssa_dce): Always free postdominators.
9837 2007-04-27 Richard Henderson <rth@redhat.com>
9839 * config/alpha/predicates.md (aligned_memory_operand): Mark
9840 as define_special_predicate.
9841 (unaligned_memory_operand, normal_memory_operand): Likewise.
9842 (reg_or_unaligned_mem_operand): Remove.
9843 (any_memory_operand): Match the documentation and check for
9844 non-renumbered pseudos during reload.
9845 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
9846 alpha_secondary_reload_class, update to new interface, make static.
9847 Handle CQImode like HImode. Remove FP subreg check.
9848 (alpha_expand_mov): Use replace_equiv_address.
9849 (alpha_expand_mov_nobwx): Use any_memory_operand.
9850 (TARGET_SECONDARY_RELOAD): New.
9851 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
9852 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9853 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
9854 * config/alpha/alpha.md: ... here.
9855 (RELOAD12, reloadmode): New.
9857 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
9858 Don't handle the aligned case here.
9859 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
9860 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
9861 reload_inhi_help. Don't expect a scratch register.
9862 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
9864 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
9866 2007-04-27 Richard Guenther <rguenther@suse.de>
9868 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
9870 2007-04-27 Richard Guenther <rguenther@suse.de>
9872 PR tree-optimization/30965
9873 PR tree-optimization/30978
9874 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
9875 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
9876 (find_equivalent_equality_comparison): Likewise.
9877 (simplify_cond): Likewise.
9878 (get_prop_source_stmt): New helper.
9879 (get_prop_dest_stmt): Likewise.
9880 (can_propagate_from): Likewise.
9881 (remove_prop_source_from_use): Likewise.
9882 (combine_cond_expr_cond): Likewise.
9883 (forward_propagate_comparison): New function.
9884 (forward_propagate_into_cond): Rewrite to use fold for
9886 (tree_ssa_forward_propagate_single_use_vars): Call
9887 forward_propagate_comparison to propagate comparisons.
9889 2007-04-27 Richard Guenther <rguenther@suse.de>
9891 PR tree-optimization/31715
9892 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
9893 sure to do computation on the offset in an appropriate
9896 2007-04-27 Richard Sandiford <richard@codesourcery.com>
9898 * reload.h (elimination_target_reg_p): Declare.
9899 * reload.c (find_reloads): Don't apply the reg_rtx move
9900 optimization if the SET_DEST satisfies elimination_target_reg_p.
9901 * reload1.c (elimination_target_reg_p): New function.
9902 (gen_reload): In the move/add2 fallback, make sure that op0
9903 does not overlap the destination register.
9905 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9907 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
9908 transform only GIMPLE_MODIFY_STMTs.
9909 * tree-complex.c (expand_complex_operations_1): Ditto.
9910 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
9911 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
9912 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
9914 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9915 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
9916 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
9917 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
9918 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
9919 slpeel_add_loop_guard): Ditto.
9920 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9921 * lambda-code.c (perfect_nestify): Ditto.
9922 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
9923 before the first statement.
9924 * tree-optimize.c (execute_free_datastructures): Fix comments.
9925 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
9926 * tree-flow.h (disband_implicit_edges): Declaration removed.
9927 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
9929 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
9930 COND_EXPRs without gotos.
9931 (disband_implicit_edges, has_label_p): Removed.
9932 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
9933 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
9935 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
9937 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
9938 also for COND_EXPRs.
9939 * cfgexpand.c (label_rtx_for_bb): New function.
9940 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
9941 Use label_rtx_for_bb to find the labels.
9942 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
9943 last block. Detect fallthru edges.
9945 2007-04-26 Ian Lance Taylor <iant@google.com>
9948 * reload.c (find_reloads_subreg_address): If the address was valid
9949 in the original mode but not in the new mode, reload the whole
9952 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
9954 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
9955 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
9956 (cleanup_control_expr_graph): Do not invalidate dominance info.
9957 Record altered blocks.
9958 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
9959 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
9960 cleanup_tree_cfg_bb): New functions.
9961 (remove_forwarder_block): Do not maintain the worklist of blocks.
9962 Record altered blocks.
9963 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
9965 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
9966 delete_unreachable_blocks if dominators are not available.
9967 * tree-inline.c (optimize_inline_calls): Free dominance information
9969 * tree-flow.h (remove_edge_and_dominated_blocks,
9970 cfgcleanup_altered_bbs): Altered.
9971 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
9973 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
9975 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
9976 do not invalidate dominators.
9978 2007-04-26 Anatoly Sokolov <aesok@post.ru>
9980 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
9981 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
9982 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9983 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9985 2007-04-26 Steve Ellcey <sje@cup.hp.com>
9987 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
9989 2007-04-26 Richard Guenther <rguenther@suse.de>
9991 PR tree-optimization/31703
9992 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
9993 the right type for the target of the bittest.
9995 2007-04-26 Richard Sandiford <richard@codesourcery.com>
9997 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
9998 ix86_sol10_return_in_memory.
10000 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10002 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10005 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10008 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10010 PR tree-optimization/30558
10011 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10012 clear this_state.prev_try.
10014 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10015 Mark Mitchell <mark@codesourcery.com>
10017 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10018 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10019 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10021 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10024 * doc/invoke.texi (%:print-asm-header): Document.
10025 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10027 (static_spec_functions): Add print-asm-header.
10028 (main): Print a banner before the --target-help linker options.
10029 (print_asm_header_spec_function): New function.
10031 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10034 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10035 (movsf_ie): Likewise.
10037 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10039 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10041 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10043 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10044 exception for divide-by-zero.
10045 (__umodsi3, __modsi3): Likewise.
10047 2007-04-25 Dirk Mueller <dmueller@suse.de>
10049 * c-typeck.c (build_compound_expr): Annotate warning()
10050 call with OPT_Wunused_value.
10051 * tree-ssa.c (warn_uninit): Annotate warning with
10053 * c-common.c (handle_sentinel_attribute): Annotate warning
10054 call with OPT_Wattributes.
10056 2007-04-25 Thiemo Seufer <ths@mips.com>
10058 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10059 (mips16): Fix typo.
10060 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10061 on to the assembler. Improve handling of -mno-mips16. Add handling
10062 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10063 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10064 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10065 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10067 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10070 * config/i386/winnt.c (i386_pe_file_end): Strip only
10071 USER_LABEL_PREFIX when writing export name.
10073 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10075 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10076 sh/elf.h, vx-common.h and vxworks.h.
10077 * config/sh/sh.h: Include config/vxworks-dummy.h.
10078 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10079 (OVERRIDE_OPTIONS): Use it.
10080 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10081 (vxworks_picreg): New pattern.
10082 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10083 VXWORKS_OS_CPP_BUILTINS.
10084 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10085 to their VXWORKS_* equivalents.
10086 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10087 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10088 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10089 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10090 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10091 -mrtp/-fPIC multilibs.
10092 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
10093 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
10094 (MULTILIB_OSDIRNAMES): Delete.
10096 2007-04-25 Anatoly Sokolov <aesok@post.ru>
10099 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
10101 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
10103 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
10104 rounding mode to be specified by the caller.
10105 (real_to_mpfr) Likewise.
10106 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
10107 include new arguments.
10108 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
10110 2007-04-24 Ian Lance Taylor <iant@google.com>
10112 PR tree-optimization/31605
10113 * tree-vrp.c (set_value_range): Check that min and max are not
10114 both overflow infinities.
10115 (set_value_range_to_value): New static function.
10116 (extract_range_from_binary_expr): Call set_value_range_to_value.
10117 (extract_range_from_cond_expr): Likewise.
10118 (extract_range_from_expr): Likewise.
10119 (extract_range_from_unary_expr): Likewise. Don't create a range
10120 which overflows on both sides.
10121 (vrp_meet): Check for a useless range.
10122 (vrp_visit_phi_node): If we see a constant which looks like an
10123 overflow infinity, turn off the TREE_OVERFLOW flag.
10125 2007-04-24 Ian Lance Taylor <iant@google.com>
10127 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
10129 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
10131 PR diagnostic/25923
10132 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
10133 diagnostic message is being built.
10134 * tree-pretty-print.c (dump_generic_node): Only write the
10135 formatted text into BUFFER's stream if we are not building a
10136 diagnostic message.
10137 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
10139 * Makefile.in (toplev.o): Depend on tree-pass.h.
10141 2007-04-24 Ian Lance Taylor <iant@google.com>
10143 PR tree-optimization/31602
10144 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
10145 conditionals in the copied loop header.
10146 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
10147 warnings if TREE_NO_WARNING is set.
10148 * doc/invoke.texi (Warning Options): Clarify that
10149 -Wstrict-overflow does not warn about loops.
10151 2007-04-24 Janis Johnson <janis187@us.ibm.com>
10153 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
10154 expand on the comment about _Decimal128 arguments and check the
10155 integer result of the modulus operation; for 64-bit ELF ABI, ensure
10156 that _Decimal128 argument uses even/odd register pair.
10157 (function_arg): Ditto.
10159 2007-04-24 Hui-May Chang <hm.chang@apple.com>
10161 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
10162 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
10164 2007-04-24 Richard Guenther <rguenther@suse.de>
10165 Olga Golovanevsky <olga@il.ibm.com>
10167 * fold-const.c (multiple_of_p): Check for bottom
10170 2007-04-24 Richard Henderson <rth@redhat.com>
10172 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
10173 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
10174 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
10175 looking for non-zero bits shifted out. Avoid a recursive call
10176 when constructing the scalar.
10177 (__floatundisf): Likewise.
10179 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
10181 * dwarf2out.c (field_byte_offset): Move the existing logic
10182 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
10183 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
10185 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10188 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
10189 length argument of 0 for memset.
10190 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
10191 unsigned shift instead of the signed variant.
10193 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10195 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
10196 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
10197 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
10198 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
10199 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
10200 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
10201 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
10202 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
10203 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
10204 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
10205 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
10206 "mul<mode>3", "div<mode>3"): Insn definitions added.
10207 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
10208 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
10209 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
10210 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
10211 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
10212 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
10213 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
10214 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
10215 TARGET_FLOAT_FORMAT): Macro definitions removed.
10216 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
10217 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
10218 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
10219 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
10220 (s390_gen_rtx_const_DI): Function removed.
10221 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
10223 2007-04-24 Richard Sandiford <richard@codesourcery.com>
10225 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
10226 over an external ffs function.
10228 2007-04-24 Chao-ying Fu <fu@mips.com>
10229 Richard Sandiford <richard@nildram.co.uk>
10231 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
10232 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
10233 (smadd_widen_optab, umadd_widen_optab): Define.
10234 * optabs.c (init_optabs): Initialize smadd_widen_optab and
10236 * genopinit.c (optabs): Fill in smadd_widen_optab and
10238 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
10239 and umadd_widen_optab to implement multiply-add sequences.
10240 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
10241 (<u>maddsidi4): ...this. Extend condition to include
10242 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10243 of operand 0 to "ka" and use the three-operand form of madd<u>
10245 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
10247 * config/mips/constraints.md (ka): New register constraint.
10249 2007-04-24 Jan Hubicka <j@suse.cz>
10253 2007-04-23 Jan Hubicka <jh@suse.cz>
10254 * function.c (init_function_start): Don't init line number info.
10255 (expand_function_end): Update.
10256 (reset_block_changes, record_block_change, finalize_block_changes,
10257 check_block_change, free_block_changes): Kill.
10258 * function.h (reset_block_changes, record_block_change,
10259 finalize_block_changes, check_block_change, free_block_changes):
10261 (struct function): Remove ib_boundaries_block.
10262 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10263 Use curr_insn_locator to initialize locator.
10264 (emit_line_note): Remove.
10265 * cfgexpand.c (expand_gimple_cond_expr): Update.
10266 (construct_exit_block): Likewise.
10267 (tree_expand_cfg): Initialize/finalize locators.
10268 * expr.c (expand_expr_real): Update.
10269 * cfglayout.c (line_locators_locs, line_locators_lines,
10270 file_locators_locs, file_locators_files): Remove.
10271 (set_block_levels): Move to cfgexpand.c.
10272 (insn_locators_initialize): Remove.
10273 (pass_insn_locators_initialize): Remove.
10274 (locations_locators_locs, locations_locators_vals): New static vars.
10275 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10277 (insn_locators_alloc, insn_locators_finalize,
10278 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10280 (locator_location): New.
10281 (locator_line, locator_file): Rewrite.
10282 * rtl.h (emit_line_note): Kill.
10283 (insn_locators_alloc, insn_locators_finalize,
10284 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10286 * tree-inline.c (initialize_cfun): Do not initialize
10287 ib_boundaries_block.
10288 * passes.c (pass_insn_locators_initialize): Remove.
10290 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
10292 * doc/invoke.texi: Removed leading '-' from option index entries.
10294 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
10296 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
10298 (create_phi_node): Use set_phi_nodes.
10299 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
10300 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
10301 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
10302 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
10303 (bsi_start, bsi_last): Use bb_stmt_list.
10304 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
10305 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
10306 Traverse the statements using tsi iterator.
10307 * basic-block.h (struct basic_block_def): Fields stmt_list
10308 and phi_nodes moved to ...
10309 (struct tree_bb_info): ... new structure.
10310 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
10311 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
10312 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
10313 (tree_verify_flow_info): Verify that il.tree is not set for
10314 entry and exit block.
10315 (tree_split_block): Use set_bb_stmt_list.
10317 2007-04-23 Mike Stump <mrs@apple.com>
10319 * config/i386/i386.c (ix86_tune_features
10320 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
10323 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10325 * config/i386/i386.md (prefix_extra): New attribute.
10326 (length): Add prefix_extra.
10328 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
10329 (sse2_movntv2di): Likewise.
10330 (sse2_cvtps2dq): Likewise.
10331 (sse2_cvtpd2pi): Likewise.
10332 (sse2_cvttpd2pi): Likewise.
10333 (*sse2_cvtpd2ps): Likewise.
10334 (*add<mode>3): Likewise.
10335 (sse2_ssadd<mode>3): Likewise.
10336 (sse2_usadd<mode>3): Likewise.
10337 (*sub<mode>3): Likewise.
10338 (sse2_sssub<mode>3): Likewise.
10339 (sse2_ussub<mode>3): Likewise.
10340 (*mulv8hi3): Likewise.
10341 (*smulv8hi3_highpart): Likewise.
10342 (*umulv8hi3_highpart): Likewise.
10343 (sse2_umulv2siv2di3): Likewise.
10344 (sse2_pmaddwd): Likewise.
10345 (ashr<mode>3): Likewise.
10346 (lshr<mode>3): Likewise.
10347 (ashl<mode>3): Likewise.
10348 (sse2_ashlti3): Likewise.
10349 (sse2_lshrti3): Likewise.
10350 (*umaxv16qi3): Likewise.
10351 (*smaxv8hi3): Likewise.
10352 (*uminv16qi3): Likewise.
10353 (*sminv8hi3): Likewise.
10354 (sse2_eq<mode>3): Likewise.
10355 (sse2_gt<mode>3): Likewise.
10356 (*and<mode>3): Likewise.
10357 (sse2_nand<mode>3): Likewise.
10358 (*ior<mode>3): Likewise.
10359 (*xor<mode>3): Likewise.
10360 (sse2_packsswb): Likewise.
10361 (sse2_packssdw): Likewise.
10362 (sse2_packuswb): Likewise.
10363 (sse2_punpckhbw): Likewise.
10364 (sse2_punpcklbw): Likewise.
10365 (sse2_punpckhwd): Likewise.
10366 (sse2_punpcklwd): Likewise.
10367 (sse2_punpckhdq): Likewise.
10368 (sse2_punpckldq): Likewise.
10369 (sse2_punpckhqdq): Likewise.
10370 (sse2_punpcklqdq): Likewise.
10371 (*sse2_pinsrw): Likewise.
10372 (*sse2_pextrw): Likewise.
10373 (sse2_pshufd_1): Likewise.
10374 (sse2_uavgv16qi3): Likewise.
10375 (sse2_uavgv8hi3): Likewise.
10376 (sse2_psadbw): Likewise.
10377 (sse2_pmovmskb): Likewise.
10378 (*sse2_maskmovdqu): Likewise.
10379 (*sse2_maskmovdqu_rex64): Likewise.
10380 (sse4a_extrqi): Likewise.
10381 (sse4a_extrq): Likewise.
10382 (sse3_lddqu): Set prefix_rep.
10383 (sse3_addsubv4sf3): Likewise.
10384 (sse3_haddv4sf3): Likewise.
10385 (sse3_hsubv4sf3): Likewise.
10386 (sse_cvtss2si): Likewise.
10387 (sse_cvtss2si_2): Likewise.
10388 (sse_cvtss2siq): Likewise.
10389 (sse_cvtss2siq_2): Likewise.
10390 (sse_cvttss2si): Likewise.
10391 (sse_cvttss2siq): Likewise.
10392 (sse2_cvttps2dq): Likewise.
10393 (sse3_movshdup): Likewise.
10394 (sse3_movsldup): Likewise.
10395 (sse2_cvtsd2si): Likewise.
10396 (sse2_cvtsd2si_2): Likewise.
10397 (sse2_cvtsd2siq): Likewise.
10398 (sse2_cvtsd2siq_2): Likewise.
10399 (sse2_cvttsd2si): Likewise.
10400 (sse2_cvttsd2siq): Likewise.
10401 (*sse2_cvtpd2dq): Likewise.
10402 (*sse2_cvttpd2dq): Likewise.
10403 (sse2_pshuflw_1): Likewise.
10404 (sse2_pshufhw_1): Likewise.
10405 (sse4a_insertqi): Likewise.
10406 (sse4a_insertq): Likewise.
10407 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
10408 (ssse3_phadddv4si3): Likewise.
10409 (ssse3_phaddswv8hi3): Likewise.
10410 (ssse3_phsubwv8hi3): Likewise.
10411 (ssse3_phsubdv4si3): Likewise.
10412 (ssse3_phsubswv8hi3): Likewise.
10413 (ssse3_pmaddubswv8hi3): Likewise.
10414 (ssse3_pmulhrswv8hi3): Likewise.
10415 (ssse3_pshufbv16qi3): Likewise.
10416 (ssse3_psign<mode>3): Likewise.
10417 (ssse3_palignrti): Likewise.
10418 (abs<mode>2): Likewise.
10419 (ssse3_phaddwv4hi3): Set prefix_extra.
10420 (ssse3_phadddv2si3): Likewise.
10421 (ssse3_phaddswv4hi3): Likewise.
10422 (ssse3_phsubwv4hi3): Likewise.
10423 (ssse3_phsubdv2si3): Likewise.
10424 (ssse3_phsubswv4hi3): Likewise.
10425 (ssse3_pmaddubswv4hi3): Likewise.
10426 (ssse3_pmulhrswv4hi3): Likewise.
10427 (ssse3_pshufbv8qi3): Likewise.
10428 (ssse3_psign<mode>3): Likewise.
10429 (ssse3_palignrdi): Likewise.
10430 (abs<mode>2): Likewise.
10431 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
10432 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
10433 (sse2_pmovmskb): Set mode to SI instead of V2DF.
10435 2007-04-23 Nick Clifton <nickc@redhat.com>
10437 * params.def: Fix formatting of emacs local variables.
10439 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
10441 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
10442 move if inter-unit move isn't allowed.
10443 Don't split moving the first element of V2DI to DI to inter-unit
10444 move if inter-unit move isn't allowed.
10446 2007-04-23 Richard Guenther <rguenther@suse.de>
10448 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
10449 and CDI_POST_DOMINATORS separately.
10451 2007-04-23 Nick Clifton <nickc@redhat.com>
10453 * c.opt (Wformat-contains-nul): Add warning attribute.
10455 2007-04-23 Jan Hubicka <jh@suse.cz>
10457 * function.c (init_function_start): Don't init line number info.
10458 (expand_function_end): Update.
10459 (reset_block_changes, record_block_change, finalize_block_changes,
10460 check_block_change, free_block_changes): Kill.
10461 * function.h (reset_block_changes, record_block_change,
10462 finalize_block_changes, check_block_change, free_block_changes):
10464 (struct function): Remove ib_boundaries_block.
10465 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10466 Use curr_insn_locator to initialize locator.
10467 (emit_line_note): Remove.
10468 * cfgexpand.c (expand_gimple_cond_expr): Update.
10469 (construct_exit_block): Likewise.
10470 (tree_expand_cfg): Initialize/finalize locators.
10471 * expr.c (expand_expr_real): Update.
10472 * cfglayout.c (line_locators_locs, line_locators_lines,
10473 file_locators_locs, file_locators_files): Remove.
10474 (set_block_levels): Move to cfgexpand.c.
10475 (insn_locators_initialize): Remove.
10476 (pass_insn_locators_initialize): Remove.
10477 (locations_locators_locs, locations_locators_vals): New static vars.
10478 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10480 (insn_locators_alloc, insn_locators_finalize,
10481 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10483 (locator_location): New.
10484 (locator_line, locator_file): Rewrite.
10485 * rtl.h (emit_line_note): Kill.
10486 (insn_locators_alloc, insn_locators_finalize,
10487 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10489 * tree-inline.c (initialize_cfun): Do not initialize
10490 ib_boundaries_block.
10491 * passes.c (pass_insn_locators_initialize): Remove.
10493 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10495 PR middle-end/31448
10496 * expr.c (reduce_to_bit_field_precision): Handle
10499 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
10501 PR tree-optimization/24659
10502 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
10503 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
10504 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
10505 * genopinit.c (optabs): Rename vec_pack_mod_optab
10506 to vec_pack_trunc_optab.
10507 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
10508 early for scalar floating point operands for NOP_EXPR.
10509 (vectorizable_type_promotion): Ditto.
10510 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
10511 vec_pack_trunc_optab.
10512 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
10514 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
10515 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
10516 Rename from VEC_PACK_MOD_EXPR.
10517 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
10518 * expr.c (expand_expr_real_1): Ditto.
10519 * tree-inline.c (estimate_num_insns_1): Ditto.
10520 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10522 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
10523 (vec_unpacks_lo_v4sf): Ditto.
10524 (vec_pack_trunc_v2df): Ditto.
10525 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
10526 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10527 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
10529 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
10531 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
10533 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
10534 Rename from VEC_PACK_MOD_EXPR. This expression also represent
10535 packing of floating point operands.
10536 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
10537 represent unpacking of floating point operands.
10538 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
10539 [vec_unpacks_hi]: Ditto.
10540 [vec_unpacks_lo]: Ditto.
10542 2007-04-22 Jan Hubicka <jh@suse.cz>
10544 * final.c (rest_of_handle_final): Call
10545 targetm.asm_out.constructor/targetm.asm_out.destructor
10546 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
10547 proper priority via decl_*_priority_insert.
10548 * c-common.c (c_expand_body): Likewise.
10550 2007-04-22 Richard Guenther <rguenther@suse.de>
10552 PR tree-optimization/29789
10553 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
10554 (rewrite_reciprocal): New helper split out from
10555 determine_invariantness_stmt.
10556 (rewrite_bittest): Likewise.
10557 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
10558 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
10561 2007-04-22 Revital Eres <eres@il.ibm.com>
10563 * loop-unroll.c (var_to_expand): New field to support also
10564 insns of the form x = something + x.
10565 (analyze_insn_to_expand_var): Use it.
10566 (expand_var_during_unrolling): Likewise.
10568 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10570 * predict.c: Include pointer-set.h.
10571 (bb_predictions): New variable.
10572 (tree_predicted_by_p, tree_predict_edge,
10573 remove_predictions_associated_with_edge): Use bb_predictions map
10574 instead of bb->predictions.
10575 (clear_bb_predictions, assert_is_empty): New functions.
10576 (combine_predictions_for_bb): Use bb_predictions map. Call
10577 clear_bb_predictions.
10578 (tree_estimate_probability): Create and free bb_predictions map.
10579 * Makefile.in (predict.o): Add pointer-set.h dependency.
10580 * basic-block.h (struct basic_block_def): Remove predictions
10582 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
10584 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10587 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
10590 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10592 * timevar.c (timevar_print): Change reference of --disable-checking to
10593 --enable-checking=release. Also warn if assert checking is disabled.
10595 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10598 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
10599 decl as addressable if the compound literal was marked as
10601 Mark the decl as a gimple register if it is a complex or
10602 vector decl and does not live in memory.
10604 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10606 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
10607 (GENERIC_NEXT): New function macro.
10608 (PHI_CHAIN): Use phi_node's new chain variable.
10609 (tree_phi_node): Change tree_common to tree_base
10610 and add the chain field.
10611 * tree-phinodes.c (make_phi_node): Don't set
10612 TREE_TYPE on the new node.
10613 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
10614 instead of checking GIMPLE_TUPLE_P in chain_next.
10615 * tree-vect-transform.c
10616 (get_initial_def_for_induction): Look at
10617 PHI_RESULT_TREE for the type of the phi node.
10618 (update_vuses_to_preheader): Use PHI_CHAIN
10619 instead of TREE_CHAIN on the phi node.
10620 * tree-ssa-structalias.c (compute_points_to_sets):
10622 (ipa_pta_execute): Likewise.
10624 2007-04-21 Richard Guenther <rguenther@suse.de>
10626 PR middle-end/31136
10627 * fold-const.c (fold_unary): Call fold_convert_const on the
10630 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
10632 * gcse.c (store_killed_in_insn): Handle PARALLELs.
10633 (store_killed_in_pat): New.
10635 2007-04-20 Richard Henderson <rth@redhat.com>
10638 * config/i386/i386.c (type_has_variadic_args_p): Look for any
10639 TREE_LIST with a void_type_node value, not void_list_node exactly.
10641 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
10643 * doc/standards.texi: Re-arrange into language-specific
10644 subsections. Add a C++ section, documenting which standards we
10647 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
10649 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
10650 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
10652 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
10654 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
10655 ecrti.o and crtbegin.o.
10656 (LIB_DEFAULT_SPEC): Include -lc.
10657 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
10659 2007-04-20 Richard Henderson <rth@redhat.com>
10662 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
10663 argument; update all callers.
10664 (get_unaligned_offset): New.
10665 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
10666 get_unaligned_address, just pass on the address directly.
10667 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
10668 the subreg in the helper patterns.
10669 (unaligned_extendqidi_le): Use get_unaligned_offset.
10670 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
10671 (unaligned_extendhidi_be): Likewise.
10672 (unaligned_extendhidi): Tidy.
10673 * config/alpha/alpha-protos.h: Update.
10675 2007-04-20 Richard Henderson <rth@redhat.com>
10677 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
10678 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
10679 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
10680 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10681 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10682 (CPP_SPEC): Don't include %(cpp_subtarget).
10683 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
10684 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
10685 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
10687 2007-04-20 Jakub Jelinek <jakub@redhat.com>
10689 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
10690 for __builtin_ia32_cmpordss.
10692 PR tree-optimization/31632
10693 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
10694 and arg1 for optimizations of comparison against min/max values.
10695 Fold arg0 to arg1's type for optimizations of comparison against
10696 min+1 and max-1 values.
10698 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
10700 * reload.c (combine_reloads): When trying to use a dying register,
10701 check whether it's uninitialized and don't use if so.
10703 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
10705 * fold-const.c: Remove prototypes for native_encode_expr and
10706 native_interpret_expr.
10707 (native_encode_expr): Make non-static.
10708 (native_interpret_expr): Likewise.
10709 * tree.h: Add prototypes for the above.
10711 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10713 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
10714 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
10715 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
10716 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
10717 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
10718 Add length attributes.
10720 2007-04-19 Janis Johnson <janis187@us.ibm.com>
10722 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
10725 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
10726 __STDC_WANT_DEC_FP__.
10728 2007-04-19 Joseph Myers <joseph@codesourcery.com>
10730 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
10731 for long double compatibility.
10732 * configure: Regenerate.
10734 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
10736 PR rtl-optimization/29841
10737 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
10739 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
10740 that may cause control flow transfer from being moved.
10742 2007-04-18 Jan Hubicka <jh@suse.cz>
10744 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
10747 2007-04-18 Eric Christopher <echristo@apple.com>
10749 * config/rs6000/darwin.md (load_macho_picbase): Use link register
10750 only. Update operands.
10751 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
10752 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
10753 link register to pic register.
10755 2007-04-18 Dirk Mueller <dmueller@suse.de>
10757 PR diagnostic/31227
10758 * tree-vrp.c (search_for_addr_array): New.
10759 (check_array_bounds): Suppress warning about
10760 address taken of array refs if its not de-referenced.
10762 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10764 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
10765 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
10767 * tree-vectorizer.h (NITERS_KNOWN_P): New.
10768 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
10769 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
10771 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
10773 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
10775 (vect_analyze_scalar_cycles): Fix indentation.
10776 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
10777 (vect_mark_relevant): Include phis in relevance analysis.
10779 * tree-vect-transform.c (vect_transform_loop): Add an assert.
10781 2007-04-18 Anatoly Sokolov <aesok@post.ru>
10783 * config/avr/avr.c (ptrreg_to_str): Replace error() with
10784 output_operand_lossage().
10786 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10788 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
10789 the unused code for reduction without adjust-in-epilog to simplify the
10792 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
10794 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
10795 (S390_TDC_NEGATIVE_ZERO): New constant.
10796 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
10797 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
10798 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
10799 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
10800 (S390_TDC_POSITIVE_INFINITY): New constant.
10801 (S390_TDC_NEGATIVE_INFINITY): New constant.
10802 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
10803 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
10804 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
10805 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
10806 (S390_TDC_INFINITY): New constant.
10807 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
10808 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
10809 optimization for UNSPEC_CCZ_TO_INT.
10810 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
10811 ("*ccz_to_int"): New insn.
10812 ("isinf<mode>2"): New insn.
10813 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
10814 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
10815 (UNSPEC_CCZ_TO_INT): New constant.
10817 2007-04-18 Richard Guenther <rguenther@suse.de>
10819 PR tree-optimization/19431
10820 PR tree-optimization/21463
10821 * tree-pass.h (pass_phiprop): Declare.
10822 * passes.c (init_optimization_passes): New phiprop pass.
10823 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
10824 (phivn_valid_p): New helper function.
10825 (phiprop_insert_phi): Likewise.
10826 (propagate_with_phi): Likewise.
10827 (tree_ssa_phiprop): New propagator propagating loads
10828 through phi nodes if profitable.
10830 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
10832 * tree-vect-analyze.c (process_use): New function.
10833 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
10834 Check phis in all bbs.
10835 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
10838 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
10840 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
10843 2007-04-17 Anatoly Sokolov <aesok@post.ru>
10846 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
10849 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
10851 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
10853 (sse_vmmulv4sf3): Likewise.
10854 (sse2_vmaddv2df3): Likewise.
10855 (sse2_vmmulv2df3): Likewise.
10857 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
10859 PR rtl-optimization/31360
10860 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
10861 (target_reg_cost): New.
10862 (init_set_costs): Initialize target_reg_cost. Add comments
10863 regarding the rationale of the costs.
10864 (global_cost_for_size): Renamed to...
10865 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
10866 of register pressure.
10867 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
10868 estimate_reg_pressure_cost. Add number of ivs.
10869 (determine_set_costs): Dump target_reg_cost.
10870 * loop-invariant.c (gain_for_invariant): Use
10871 estimate_reg_pressure_cost. Removed n_inv_uses argument.
10872 (best_gain_for_invariant, find_invariants_to_move): Remove
10874 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
10875 (target_reg_cost): Declare.
10876 (global_cost_for_size): Declaration removed.
10877 (estimate_reg_pressure_cost): Declare.
10879 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
10881 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
10882 regnos into even/odd register pairs.
10883 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
10884 TDmode similar to the other floating point modes.
10885 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
10886 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
10888 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
10889 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
10890 (movdd_hardfloat64): Use TARGET_MFPGPR.
10892 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
10894 * reload1.c (delete_output_reload): Don't count output in n_inherited.
10897 2005-01-05 Richard Henderson <rth@redhat.com>
10899 * reload1.c (do_input_reload): Restrict the optimization deleteing
10900 a previous output reload to RELOAD_FOR_INPUT.
10902 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
10904 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
10905 induc_vec_info_type.
10906 (vectorizable_induction): New function declaration.
10907 * tree-vect-transform.c (get_initial_def_for_induction): No need to
10908 check if already vectorized. Find first place in BB where new stmts
10909 can be inserted. Takes only one argument.
10910 (vectorizable_induction): New function.
10911 (vect_transform_stmt): Add case for induc_vec_info_type to call
10912 vectorizable_induction.
10913 (vect_transform_loop): Consider phis for vectorization.
10914 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
10916 (analyze_operations): Call vectorizable_induction when analyzing phis.
10918 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
10919 (vect_mark_relevant): Include phis in relevance analysis.
10920 (vect_mark_stmts_to_be_vectorize): Likewise.
10921 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
10923 2007-04-16 Lawrence Crowl <crowl@google.com>
10925 * doc/invoke.texi (Debugging Options): Add documentation for the
10926 -femit-struct-debug options -femit-struct-debug-baseonly,
10927 -femit-struct-debug-reduced, and
10928 -femit-struct-debug-detailed[=...].
10930 * c-opts.c (c_common_handle_option): Add
10931 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
10932 and OPT_femit_struct_debug_detailed_.
10933 * c.opt: Add specifications for
10934 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
10935 and -femit-struct-debug-detailed[=...].
10936 * opts.c (set_struct_debug_option): Parse the
10937 -femit-struct-debug-... options.
10938 * opts.c (matches_main_base, main_input_basename,
10939 main_input_baselength, base_of_path, matches_main_base): Add
10940 variables and functions to compare header base name to compilation
10942 * opts.c (should_emit_struct_debug): Add to determine to emit a
10943 structure based on the option.
10944 (dump_struct_debug) Also disabled function to debug this
10946 * opts.c (handle_options): Save the base name of the
10949 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
10950 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
10951 This hook indicates if a type is generic. Set it by default
10952 to "never generic".
10953 * langhooks.h (struct lang_hooks_for_types): Add a new hook
10954 to determine if a struct type is generic or not.
10955 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
10956 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
10957 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
10958 with live C++ hook.
10960 * flags.h (enum debug_info_usage): Add an enumeration to describe
10961 a program's use of a structure type.
10962 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
10963 to indicate the program's usage of the type. Filter structs based
10964 on the -femit-struct-debug-... specification.
10965 (gen_type_die): Split into two routines, gen_type_die and
10966 gen_type_die_with_usage. gen_type_die is now a wrapper
10967 that assumes direct usage.
10968 (gen_type_die_with_usage): Replace calls to gen_type_die
10969 with gen_type_die_with_usage adding the program usage of
10970 the referenced type.
10971 (dwarf2out_imported_module_or_decl): Suppress struct debug
10972 information using should_emit_struct_debug when appropriate.
10974 2007-04-16 Ian Lance Taylor <iant@google.com>
10976 PR tree-optimization/31522
10977 * tree-vrp.c (vr_phi_edge_counts): New static variable.
10978 (vrp_initialize): Allocate vr_phi_edge_counts.
10979 (vrp_visit_phi_node): Don't push to infinity if we saw a new
10980 executable edge. Drop test for all constants.
10981 (vrp_finalize): Free vrp_phi_edge_counts.
10983 * doc/cpp.texi (Common Predefined Macros): Clarify description of
10984 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10986 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
10987 predecessors at head rather than tail.
10989 2007-04-16 Matthias Klose <doko@debian.org>
10991 * config/alpha/linux.h (CPP_SPEC): Define.
10992 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
10994 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
10996 * function.h: Remove sequence_stack extern declaration.
10998 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11000 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11002 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11005 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11007 * config/avr/avr.c (avr_arch_types): Rearranging array.
11008 (enum avr_arch): Add.
11009 (avr_mcu_types): Use avr_arch enumeration constants instead of
11011 * config/avr/avr.h (LINK_SPEC): Simplify.
11013 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11015 * config/m68k/m68k.c (m68k_libcall_value,
11016 m68k_function_value): Use macros for register names more.
11018 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11020 (M68K_REGNAME): Use A6_REG.
11021 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11023 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11025 PR middle-end/28071
11026 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11027 'pending_read_list_length' and 'pending_write_list_length'. Update
11029 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11030 to handle two length counters instead of one. Update all uses.
11031 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11032 two length counters instead of one.
11033 * sched-rgn.c (propagate_deps): Update to handle two length counters
11036 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11039 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11040 copy of source, pass it to ix86_expand_vector_set and return
11043 2007-04-16 David Ung <davidu@mips.com>
11044 Joseph Myers <joseph@codesourcery.com>
11046 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11047 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11048 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11049 Add 74K processor information.
11050 * config/mips/mips.md: Include 74k.md.
11051 (cpu): Add 74kc,74kf,74kx.
11052 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11053 * config/mips/74k.md: New.
11054 * doc/invoke.texi (MIPS Options): Document 74K support.
11056 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11058 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11059 vectorizable_* functions.
11060 * tree-vect-transform.c (vectorizable_call): Add check for
11061 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11062 (vectorizable_store): likewise.
11063 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11065 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11066 (vectorizable_type_promotion, vectorizable_load): Likewise.
11067 (vectorizable_live_operation, vectorizable_condition): Likewise.
11068 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11070 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11072 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11074 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11075 register numbers more.
11076 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11077 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11078 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11079 FUNCTION_VALUE_REGNO_P): Likewise.
11080 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11081 STATIC_CHAIN_REGNUM): Likewise.
11082 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11083 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11084 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11085 * config/m68k/m68k.md (FP_REG): New.
11087 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11089 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
11092 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11094 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
11095 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
11098 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11100 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
11103 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11106 * c-decl.c (finish_decl): Grab the type of the decl after the call
11107 to store_init_value.
11109 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
11111 * common.opt (fforward-propagate): Fix "Optimization" annotation.
11113 2007-04-14 Jakub Jelinek <jakub@redhat.com>
11116 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
11117 dominators, post dominators and cleanup cfg before returning.
11119 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
11121 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
11122 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
11124 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
11126 * config.gcc: Recognize fido.
11127 * config/m68k/m68k-devices.def (fidoa): New.
11128 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
11130 (FL_FIDOA, TARGET_FIDOA): New.
11131 * config/m68k/m68k.opt (mfidoa): New.
11133 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11135 PR middle-end/31322
11136 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
11137 when a personality function is used.
11139 2007-04-13 Bob Wilson <bob.wilson@acm.org>
11141 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
11143 2007-04-13 Mike Stump <mrs@apple.com>
11145 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
11147 * config/darwin.opt (fapple-kext): Make C++ only.
11148 * config/darwin.c (darwin_override_options): Remove code to ensure
11149 -fapple-kext is given for C++ only.
11151 2007-04-13 Richard Sandiford <richard@codesourcery.com>
11153 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
11154 * config/mips/mips.c (override_options): Call
11155 SUBTARGET_OVERRIDE_OPTIONS, if defined.
11157 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11159 * config/i386/i386.opt (msvr3-shlib): Removed.
11161 * doc/invoke.texi: Remove -msvr3-shlib.
11163 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
11165 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
11166 with "popcnt" instruction.
11168 2007-04-13 Richard Guenther <rguenther@suse.de>
11170 PR tree-optimization/21258
11171 * tree-vrp.c (compare_case_labels): New helper.
11172 (find_switch_asserts): New function.
11173 (find_assert_locations): Call it for SWITCH_EXPRs.
11175 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
11177 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
11178 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
11179 check is now implied in X87_FLOAT_MODE_P.
11180 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11181 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11182 (fix_trunc<mode>_i386_fisttp): Ditto.
11183 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11184 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11185 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11186 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11187 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11188 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11189 (unnamed_splitters): Ditto.
11190 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
11191 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
11192 FIRST_SSE_REG for local functions when SSE math is enabled or
11193 for functions with sseregparm attribute.
11194 (standard_80387_constant_p): Return -1 if mode is not
11196 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
11197 (ix86_expand_compare): Ditto.
11198 (ix86_expand_carry_flag_compare): Ditto.
11199 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
11200 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
11201 DECIMAL_FLOAT_MODE_P.
11202 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
11203 of SCALAR_FLOAT_MODE_P.
11204 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
11205 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
11206 checks before FLOAT_MODE_P.
11207 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
11208 before FLOAT_MODE_P.
11213 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
11215 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
11216 Charles Wilson <libtool@cwilson.fastmail.fm>
11218 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
11219 (libgcc.mvars): Don't depend on them.
11220 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
11221 * exec-tool.in: New.
11223 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
11225 * doc/invoke.text (--help): Document --help=common.
11227 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
11229 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
11231 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11233 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
11234 * genemit.c (main): Emit #include "integrate.h".
11235 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
11236 (LOADGP_RTP): New mips_loadgp_style.
11237 * config/mips/mips.h: Include config/vxworks-dummy.h.
11238 (TARGET_RTP_PIC): New macro.
11239 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
11240 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
11241 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
11242 for TARGET_RTP_PIC.
11243 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
11244 -mvxworks-pic when using -mrtp and a PIC option.
11245 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
11247 (mips_symbolic_constant_p, mips_symbolic_address_p)
11248 (mips_symbol_insns): Handle SYMBOL_HALF.
11249 (override_options): Warn about -G and -mrtp being used together.
11250 Initialize mips_lo_relocs[SYMBOL_HALF].
11251 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
11252 (mips_emit_loadgp): Handle LOADGP_RTP.
11253 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
11254 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
11255 (tablejump): Handle function-relative case table entries if
11257 * config/mips/predicates.md (symbol_ref_operand): New predicate.
11259 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11261 * config/mips/mips.md (load_call<mode>): Allow any general register.
11263 (sibcall_value_internal, sibcall_value_multiple_internal)
11264 (call_value_internal, call_value_split, call_value_multiple_internal)
11265 (call_value_multiple_split): Remove constraints from operand 0.
11267 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11269 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
11270 rather than loadgp_noshared.
11271 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
11272 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
11274 * config/mips/mips.md (loadgp): Rename to...
11275 (loadgp_newabi): ...this.
11276 (loadgp_noshared): Rename to...
11277 (loadgp_absolute): ...this.
11279 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11281 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
11282 false for locally-binding symbols.
11283 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
11285 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11287 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
11288 (SYMBOL_GOT_PAGE_OFST): ...this.
11289 (SYMBOL_GOT_GLOBAL): Rename to...
11290 (SYMBOL_GOT_DISP): ...this.
11291 (SYMBOL_GOTOFF_GLOBAL): Rename to...
11292 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
11293 * config/mips/mips.c (mips_global_symbol_p): New function.
11294 (mips_symbol_binds_local_p): Likewise.
11295 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
11296 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
11297 mips_global_symbol_p and mips_symbol_binds_local_p.
11298 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11299 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
11300 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
11301 SYMBOL_GOTOFF_DISP.
11302 (mips_ok_for_lazy_binding_p): New function.
11303 (mips_load_call_address, mips_expand_call): Use it.
11304 (mips_dangerous_for_la25_p): Likewise.
11305 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
11306 (*got_disp<mode>): Use got_disp_operand instead of
11307 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
11308 SYMBOL_GOTOFF_GLOBAL.
11309 (*got_page<mode>): Use got_page_ofst_operand instead of
11311 * config/mips/predicates.md (const_call_insn_operand): Use
11312 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
11313 (global_got_operand): Rename to...
11314 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
11316 (local_got_operand): Rename to...
11317 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
11318 of SYMBOL_GOT_LOCAL.
11320 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11322 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
11323 TARGET_CALL_CLOBBERED_GP.
11324 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11325 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
11326 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
11327 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
11328 of TARGET_ABICALLS && !TARGET_NEWABI.
11329 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11330 * config/mips/mips.c (mips_load_call_address): Check
11331 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11332 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11333 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
11334 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
11335 TARGET_ABICALLS && TARGET_NEWABI.
11336 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
11338 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
11339 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
11340 TARGET_ABICALLS && TARGET_NEWABI.
11341 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
11342 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
11343 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
11344 whether indirect calls must use $25.
11345 (mips_extra_live_on_entry): Check TARGET_GOT instead of
11347 * config/mips/mips.md (jal_macro): Check flag_pic and
11348 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
11349 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
11350 instead of TARGET_ABICALLS.
11351 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
11352 TARGET_ABICALLS && TARGET_OLDABI.
11353 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
11354 (sibcall): In the comment above the define_insn, mention
11355 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
11356 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
11357 instead of TARGET_ABICALLS.
11359 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
11361 * doc/md.texi (Blackfin family constraints): Document PA and PB.
11362 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
11363 (MACFLAGS_MATCH_P): New macro.
11364 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
11365 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
11366 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
11367 the other MACFLAG constants.
11368 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
11369 (flag_machi): Tighten constraints. Renumber some of the operands.
11370 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
11372 (flag_machi_parts_acconly): New pattern.
11373 (flag_macinithi): Tighten constraints. Allow any accumulator to be
11375 (flag_macinit1hi): Tighten constraints.
11376 (flag_mul_macv2hi_parts_acconly): New pattern.
11378 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
11379 Use a more efficient implementation.
11380 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
11381 inline sequences when not optimizing for size.
11383 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
11384 movhi_high2low): Delete, merge functionality into...
11385 (packv2hi): ... this pattern.
11387 2007-02-11 Jie Zhang <jie.zhang@analog.com>
11388 * config/bfin/bfin.opt (msim): New option.
11389 (mcpu=): New option.
11390 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
11391 (bfin_cpu_t): Typedef of enum bfin_cpu.
11392 (bfin_cpu_type): New declaration.
11393 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
11394 -msim and -mcpu= options.
11395 (LIB_SPEC): Likewise.
11396 * config/bfin/bfin.c (bfin_cpu_type): Define.
11397 (bfin_handle_option): Handle -mcpu= option.
11398 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
11399 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
11400 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
11402 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11404 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
11405 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
11406 (powerpc-wrs-vxworksae): Use ${tm_file}.
11407 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
11408 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
11409 * config/i386/vx-common.h: New file.
11411 2007-04-12 Richard Sandiford <richard@codesourcery.com>
11413 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
11416 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
11418 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
11421 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
11425 * c-common.c (c_build_qualified_type): Set canonical type
11428 2007-04-12 Richard Guenther <rguenther@suse.de>
11430 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
11431 lower bound and element size if lower bound is not zero
11432 or either of the ARRAY_REF operands is set.
11434 2007-04-12 Richard Guenther <rguenther@suse.de>
11436 PR tree-optimization/24689
11437 PR tree-optimization/31307
11438 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
11440 * gimplify.c (canonicalize_addr_expr): To be consistent with
11441 gimplify_compound_lval only set operands two and three of
11442 ARRAY_REFs if they are not gimple_min_invariant. This makes
11443 it never at this place.
11444 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11446 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11448 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
11449 null before emitting a .nsubspa directive.
11451 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11453 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
11454 need_to_partition_p if there are no memory statements in the
11457 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11459 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
11460 (gcd_of_steps_may_divide_p): New function.
11461 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
11463 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11465 * reload.c (find_reloads_toplev, find_reloads_address,
11466 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
11467 not a pointer equality test, to decide if we need to call
11468 push_reg_equiv_alt_mem.
11470 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
11472 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
11473 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
11475 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
11477 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11479 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
11480 vector to be positive.
11482 2007-04-11 Diego Novillo <dnovillo@redhat.com>
11486 * doc/invoke.texi: Document --params max-aliased-vops and
11488 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
11489 debug_memory_partitions): Move to tree-flow.h
11490 * params.h (AVG_ALIASED_VOPS): Define.
11491 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
11493 (mp_info_t): Likewise.
11494 (get_mem_sym_stats_for): New.
11495 (set_memory_partition): Move from tree-flow-inline.h.
11496 (mark_non_addressable): Only clear the set of symbols for the
11497 partition if it exists.
11498 (dump_memory_partitions): Move from tree-ssa-operands.c
11499 (debug_memory_partitions): Likewise.
11500 (need_to_partition_p): New.
11501 (dump_mem_ref_stats): New.
11502 (debug_mem_ref_stats): New.
11503 (dump_mem_sym_stats): New.
11504 (debug_mem_sym_stats): New.
11505 (update_mem_sym_stats_from_stmt): New.
11506 (compare_mp_info_entries): New.
11507 (mp_info_cmp): Call it.
11508 (sort_mp_info): Change argument to a list of mem_sym_stats_t
11510 (get_mpt_for): Move from tree-ssa-operands.c.
11511 (find_partition_for): New.
11512 (create_partition_for): Remove.
11513 (estimate_vop_reduction): New.
11514 (update_reference_counts): New.
11515 (build_mp_info): New.
11516 (compute_memory_partitions): Refactor.
11517 Document new heuristic.
11518 Call build_mp_info, update_reference_counts,
11519 find_partition_for and estimate_vop_reduction.
11520 (compute_may_aliases): Populate virtual operands before
11521 calling debugging dumps.
11522 (delete_mem_sym_stats): New.
11523 (delete_mem_ref_stats): New.
11524 (init_mem_ref_stats): New.
11525 (init_alias_info): Call it.
11526 (maybe_create_global_var): Remove alias_info argument.
11527 Get number of call sites and number of pure/const call sites
11528 from gimple_mem_ref_stats().
11529 (dump_alias_info): Call dump_memory_partitions first.
11530 (dump_points_to_info_for): Show how many times a pointer has
11532 * opts.c (decode_options): For -O2 set --param
11533 max-aliased-vops to 500.
11534 For -O3 set --param max-aliased-vops to 1000 and --param
11535 avg-aliased-vops to 3.
11536 * fortran/options.c (gfc_init_options): Remove assignment to
11538 * tree-flow-inline.h (gimple_mem_ref_stats): New.
11539 * tree-dfa.c (dump_variable): Dump memory reference
11541 Dump NO_ALIAS* settings.
11542 (referenced_var_lookup): Tidy.
11543 (mem_sym_stats): New.
11544 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
11545 and ORIG are different SSA names for a memory partition.
11546 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
11547 * tree-flow.h (struct mem_sym_stats_d): Define.
11548 (mem_sym_stats_t): Define.
11549 (struct mem_ref_stats_d): Define.
11550 (struct gimple_df): Add field mem_ref_stats.
11551 (enum noalias_state): Define.
11552 (struct var_ann_d): Add bitfield noalias_state.
11553 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
11554 debug_mem_ref_stats, debug_memory_partitions,
11555 debug_mem_sym_stats): Declare.
11556 * tree-ssa-structalias.c (update_alias_info): Update call
11557 sites, pure/const call sites and asm sites in structure
11558 returned by gimple_mem_ref_stats.
11559 Remove local variable IS_POTENTIAL_DEREF.
11560 Increase NUM_DEREFS if the memory expression is a potential
11562 Call update_mem_sym_stats_from_stmt.
11563 If the memory references memory, call
11564 update_mem_sym_stats_from_stmt for all the direct memory
11565 symbol references found.
11566 (intra_create_variable_infos): Set noalias_state field for
11567 pointer arguments according to the value of
11568 flag_argument_noalias.
11569 * tree-ssa-structalias.h (struct alias_info): Remove fields
11570 num_calls_found and num_pure_const_calls_found.
11571 (update_mem_sym_stats_from_stmt): Declare.
11572 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
11573 Set default value to 100.
11574 (PARAM_AVG_ALIASED_VOPS): Define.
11576 2007-04-11 Richard Guenther <rguenther@suse.de>
11578 PR middle-end/31530
11579 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
11580 a * -b + c as c - a * b if we honor sign dependent rounding.
11582 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11584 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
11585 bfin_expand_strmov.
11586 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
11587 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
11589 (initialize_trampoline): Don't use old-style function definition.
11590 (bfin_secondary_reload): Mark IN_P argument as unused.
11592 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
11594 PR tree-optimization/31343
11595 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
11596 (build_polynomial_chrec): Return a scalar when the evolution is zero.
11597 * testsuite/gcc.dg/vect/pr31343.c: New.
11599 2007-04-10 Eric Christopher <echristo@apple.com>
11601 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
11602 * config/i386/i386.md (*cmpfp0): Use.
11603 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
11604 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
11605 (fix_trunc<mode>_i386_fisttp): Ditto.
11606 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
11607 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
11608 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
11609 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
11610 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
11611 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
11612 (unnamed_splitters): Ditto.
11613 * config/i386/i386.c (output_fix_trunc): Assert that
11614 we're not being passed a TFmode operand.
11616 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
11618 PR tree-optimization/31526
11619 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
11620 n_basic_blocks to find newly added blocks.
11622 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
11624 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
11626 (fix_trunc<mode>si_sse): Ditto.
11627 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
11628 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
11629 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
11630 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
11631 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
11632 expander using SSEMODEF mode macro.
11633 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
11634 expander using SSEMODEF mode macro.
11635 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
11636 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
11637 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
11638 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
11639 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
11640 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
11641 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
11642 Macroize insn using X87MODEF mode macro.
11644 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
11646 * config/i386/sse.md (sse2_pinsrw): Removed.
11647 (sse2_pextrw): Renamed to ...
11648 (*sse2_pextrw): This.
11650 2007-04-09 Jan Hubicka <jh@suse.cz>
11653 * config/i386/sse.md
11654 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
11655 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
11656 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
11657 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
11659 2007-04-09 Jan Hubicka <jh@suse.cz>
11661 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
11662 multiple fields of union.
11664 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
11666 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
11667 (create_preheaders): Check that loops are available.
11668 (fix_loop_structure): Clean up, improve comments.
11669 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
11670 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
11672 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
11673 * predict.c (tree_estimate_probability): Do not call
11674 calculate_dominance_info. Call create_preheaders.
11675 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
11676 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
11678 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
11679 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
11680 * tree-cfg.c (tree_split_edge): Make an assert more precise.
11681 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
11684 2007-04-08 Jan Hubicka <jh@suse.cz>
11686 * tree.h (maybe_fold_offset_to_component_ref): Declare.
11687 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
11688 * fold-const.c (fold_unary): Use it.
11690 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11692 * varasm.c (assemble_variable): Remove call to
11693 lang_hooks.decls.prepare_assemble_variable.
11694 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
11695 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
11696 * langhooks.h (lang_hooks_for_decls): Remove
11697 prepare_assemble_variable.
11699 2007-04-08 Mike Stump <mrs@apple.com>
11701 * config/i386/i386.c: Use inc/dec on Core2.
11703 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
11705 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
11706 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11707 lhd_tree_inlining_end_inlining): Remove.
11708 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
11709 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
11710 end_inlining hooks.
11711 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
11712 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
11713 lhd_tree_inlining_end_inlining): Remove prototypes.
11714 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
11715 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11716 LANG_HOOKS_TREE_INLINING_START_INLINING,
11717 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
11719 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
11722 2007-04-08 Anatoly Sokolov <aesok@post.ru>
11725 * config/avr/predicates.md (io_address_operand): Delete predicate.
11726 (low_io_address_operand): Don't use 'mode' argument.
11727 (higth_io_address_operand): Rename ...
11728 (high_io_address_operand): ... to this. Don't use 'mode' argument.
11729 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
11732 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
11734 Revert change removing staticp.
11736 2007-04-07 Anatoly Sokolov <aesok@post.ru>
11739 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
11742 2007-04-07 Bruce Korb <bkorb@gnu.org>
11744 * c.opt: Add -Wformat-contains-nul.
11745 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
11747 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
11748 the NUL byte warning.
11750 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
11752 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
11754 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11756 * tree.c (staticp): No longer use staticp langhook.
11757 * langhooks.c (lhd_staticp): Removed.
11758 * langhooks.h (struct lang_hooks): Remove staticp.
11759 * c-common.c (c_staticp): Remove.
11760 * c-common.h (c_staticp): Ditto.
11761 * langhooks-defs.h (lhd_staticp): Ditto.
11762 (LHD_HOOKS_STATICP): Ditto
11763 * tree.h (gcc_assert_lowered): New macro.
11765 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11767 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
11768 argument "reliable".
11769 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
11770 Add argument "reliable". Propagate it through calls.
11771 (infer_loop_bounds_from_undefined): Derive number of iterations
11772 estimates from references in blocks that do not dominate loop latch.
11773 (gcov_type_to_double_int): New function.
11774 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
11775 and expected_loop_iterations_unbounded.
11776 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
11777 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
11778 * tree-data-ref.c (estimated_loop_iterations): Export.
11779 (get_references_in_stmt): Fix -- do not return addresses of local
11781 * cfgloop.h (expected_loop_iterations_unbounded,
11782 estimated_loop_iterations): Declare.
11784 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11786 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11788 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
11791 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
11792 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
11793 Use output_387_reg_move().
11794 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
11795 expander using X87MODEF12 mode macro.
11796 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
11797 choosing register preferences. Use output_387_reg_move().
11798 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
11799 instead of "x". Use output_387_reg_move().
11800 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
11801 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
11802 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
11803 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
11804 Use output_387_reg_move().
11805 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
11807 (*truncxf?f_i387 splitter): Ditto.
11809 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
11811 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11812 LANG_HOOKS_SAFE_FROM_P.
11813 * expr.c (safe_from_p): Remove langhook call.
11814 * langhooks.h (lang_hooks): Remove safe_from_p.
11815 (lhd_safe_from_p): Remove prototype.
11816 * langhooks.c (lhd_safe_from_p): Remove.
11818 2007-04-06 Jan Hubicka <jh@suse.cz>
11820 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
11823 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
11825 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
11826 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
11827 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
11828 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
11830 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
11831 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
11833 2007-04-05 Richard Henderson <rth@redhat.com>
11835 * config/alpha/alpha.c (print_operand) [+]: Remove.
11836 (alpha_end_function): Print nop if call at end of function.
11837 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
11838 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
11839 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
11840 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
11841 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
11842 the call pattern. Update peepholes to match.
11844 2007-04-05 Janis Johnson <janis187@us.ibm.com>
11846 * doc/extend.texi (Other Builtins): Add decimal float variants
11848 * builtins.def: Ditto.
11849 * builtins.c (expand_builtin): Ditto.
11851 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
11852 H.J. Lu <hongjiu.lu@intel.com>
11855 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
11856 of V8HImode when calling ix86_binary_operator_ok.
11857 (sse2_pmaddwd): Call ix86_binary_operator_ok.
11858 (sdot_prodv8hi): Operands 1 and 2 must be register.
11860 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11862 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11863 initialize align to silence bogus warning.
11865 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11867 PR middle-end/22156
11868 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11870 (struct sra_walk_fns): Remove use_all parameter from use.
11871 (sra_hash_tree): Handle BIT_FIELD_REFs.
11872 (sra_elt_hash): Don't hash bitfld blocks.
11873 (sra_elt_eq): Skip them in parent compares as well. Handle
11875 (sra_walk_expr): Don't maintain or pass down use_all_p.
11876 (scan_use): Remove use_all parameter.
11877 (scalarize_use): Likewise. Re-expand assignment to
11878 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11879 output, and re-scalarize after output. Don't mark anything
11881 (scalarize_ldst): Adjust.
11882 (scalarize_walk_gimple_modify_statement): Likewise.
11883 (build_element_name_1): Handle BIT_FIELD_REFs.
11884 (instantiate_element): Don't warn for any element whose parent
11885 is used as a whole.
11886 (instantiate_missing_elements_1): Return the sra_elt.
11887 (canon_type_for_field): New.
11888 (try_instantiate_multiple_fields): New.
11889 (instantiate_missing_elemnts): Use them.
11890 (mark_no_warning): Removed.
11891 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11892 (REPLDUP, sra_build_elt_assignment): New.
11893 (generate_copy_inout): Use them.
11894 (generate_element_copy): Likewise. Handle bitfld differences.
11895 (generate_element_zero): Don't recurse for blocks. Use
11896 sra_build_elt_assignment.
11897 (generate_one_element_int): Take elt instead of var. Use
11898 sra_build_elt_assignment.
11899 (generate_element_init_1): Adjust.
11900 (scalarize_use, scalarize_copy): Use REPLDUP.
11901 (scalarize_ldst): Move assert before dereference.
11902 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11904 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11906 * regmove.c: Fix unused variable warnings due to previous commit.
11908 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
11910 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
11911 (regmove_bb_head): Remove.
11912 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
11913 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
11914 problems with fixup_match_1.
11915 Don't initialize/free regmove_bb_head.
11917 (reg_is_remote_constant_p): If an insn is in the same basic block
11918 but not before INSN, consider it remote, too.
11920 2007-04-05 Anatoly Sokolov <aesok@post.ru>
11923 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
11924 DECL_ASSEMBLER_NAME, not the DECL_NAME.
11926 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
11928 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
11929 (CONDITIONAL_REGISTER_USAGE): Likewise.
11931 2007-04-04 Richard Henderson <rth@redhat.com>
11933 * config/alpha/lib1funcs.asm: Remove unused file.
11935 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11938 * opts.c (print_specific_help): Fix --help=<language>
11940 (common_handle_option): Support --help=common.
11942 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11945 * gcc.c (main): Do not run the linker if
11946 print_subprocess_help indicates that it shouldn't be
11949 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
11952 * doc/invoke.texi (--help=): Document <languages> value, fix
11953 formatting in tables of values.
11955 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
11957 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
11958 dllimport attribute of virtual methods.
11960 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
11962 * config/score/crti.asm: Change _bss_start to __bss_start.
11963 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
11964 (OUTGOING_REG_PARM_STACK_SPACE) update.
11965 * config/score/score.opt: add options to make backend support
11966 score5, score5u, score7 and score7d.
11967 * config/score/score.md: Likewise.
11968 * config/score/misc.md: Likewise.
11969 * config/score/mac.md: Likewise.
11970 * doc/invoke.texi: Likewise.
11971 * doc/md.texi: update constraints define.
11973 2007-04-03 Richard Henderson <rth@redhat.com>
11975 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
11976 an appropriate type, use the mode instead.
11978 2007-04-03 Richard Sandiford <richard@codesourcery.com>
11980 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
11981 Set the default --with-arch setting to mips2.
11982 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
11983 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
11984 (MULTILIB_OSDIRNAMES): Delete.
11985 (MULTILIB_DIRNAMES): Define.
11986 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
11987 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
11988 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
11989 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
11990 VXWORKS_OS_CPP_BUILTINS.
11991 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
11992 (MIPS_DEBUGGING_INFO): Undefine.
11993 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
11995 2007-04-03 Jakub Jelinek <jakub@redhat.com>
11997 PR middle-end/30704
11998 * fold-const.c (native_encode_real): Encode real.c provided longs
11999 as a series of 32-bit native integers.
12000 (native_interpret_real): Interpret buffer as a series of 32-bit
12003 2007-04-03 Richard Guenther <rguenther@suse.de>
12005 * genpreds.c (write_insn_constraint_len): Write function
12006 optimized for CONSTRAINT_LEN implementation.
12007 (write_tm_preds_h): Output insn_constraint_len inline and
12008 use it for CONSTRAINT_LEN.
12009 (write_insn_preds_c): Don't output insn_constraint_len.
12010 * doc/md.texi (define_register_constraint): Document multi-letter
12011 constraints shall have the same length if they start with the same
12014 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12017 * config/i386/i386.md (isinf<mode>2): Expand only when
12018 TARGET_C99_FUNCTIONS is set.
12020 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12022 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12023 (x86_64-*-linux*): Ditto.
12024 * config/i386/i386.opt (mpc): New option.
12025 * config/i386/i386.c (overrride_options): Handle
12026 ix87_precision_string.
12027 * config/i386/crtprec.c: New file.
12028 * config/i386/t-crtpc: Ditto.
12029 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12030 and -mpc80 options.
12031 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12032 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12033 crtprec32.o, crtprec64.o and crtprec80.o.
12035 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12036 and -mpc80 options.
12037 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12039 2007-04-02 Eric Christopher <echristo@apple.com>
12041 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12042 limitations on darwin.
12044 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12047 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12049 2007-04-02 Dave Korn <dave.korn@artimi.com>
12051 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12053 2007-04-02 Dave Korn <dave.korn@artimi.com>
12055 * libgcc2.h (exception_descriptor): Don't forward-declare.
12056 (__get_eh_table_language, __get_eh_table_version): Delete
12057 prototypes of long-dead functions.
12059 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12061 * ebitmap.h: New file
12062 * ebitmap.c: New file
12063 * Makefile.in (ebitmap.o): New target.
12065 2007-04-01 Jan Hubicka <jh@suse.cz>
12067 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12068 before very first instruction.
12070 2007-04-01 Jan Hubicka <jh@suse.cz>
12072 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12073 waring on 64bit hosts.
12074 * bitmap.h: Fix typo in bitmap_head_def.
12076 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12078 PR rtl-optimization/31391
12079 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12080 into a DELETED_LABEL note, and the label is in an empty basic
12081 block, update BB_END as well as BB_HEAD.
12083 2007-04-01 Richard Henderson <rth@redhat.com>
12085 PR tree-optimization/31169
12086 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12087 to varying if the range is outside [0, prec-1].
12089 2007-04-01 Richard Sandiford <richard@codesourcery.com>
12092 * config/mips/mips.md (load_const_gp): New insn.
12093 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
12094 the MIPS16 GP pseudo register if no_new_pseudos.
12095 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
12097 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12100 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
12102 (call_value): Likewise.
12104 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
12105 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12108 * doc/invoke.texi: (optimization options): Reword description
12109 of -ffast-math. Document its primary purpose.
12111 2007-03-31 Richard Guenther <rguenther@suse.de>
12113 * omp-low.c (splay-tree.h): Include.
12114 (lookup_decl): Replace splay-tree usage by pointer-map.
12115 (maybe_lookup_decl): Likewise.
12116 (new_omp_context): Likewise.
12117 (delete_omp_context): Likewise.
12118 * gimplify.c (splay-tree.h): Include.
12119 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
12121 (remap_ssa_name): Likewise.
12122 (remap_decl): Likewise.
12123 (remap_type_1): Likewise.
12124 (remap_type): Likewise.
12125 (copy_body_r): Likewise.
12126 (expand_call_inline): Likewise.
12127 (clone_body): Likewise.
12128 (copy_tree_r): Likewise.
12129 (remap_save_expr): Likewise.
12130 (unsave_r): Likewise.
12131 (unsave_expr_now): Likewise.
12132 (tree_function_versioning): Likewise.
12133 (build_duplicate_type): Likewise.
12134 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
12135 (struct copy_body_data): Replace splay-tree by pointer-map.
12136 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
12137 not $(SPLAY_TREE_H).
12138 (gimplify.o): Depend on $(SPLAY_TREE_H).
12139 (omp-low.p): Likewise.
12141 2007-03-31 Anatoly Sokolov <aesok@post.ru>
12143 * config/avr/predicates.md (even_register_operand,
12144 odd_register_operand): New predicates.
12145 * config/avr/avr.md (movw peephole2): New.
12146 (movw_r peephole2): New.
12148 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
12150 * tree.h (get_signed_or_unsigned_type): New.
12151 * fold-const.c (operand_equal_for_comparison_p): Use
12152 get_signed_or_unsigned_type instead of
12153 lang_hooks.types.signed_or_unsigned_type.
12154 * expr.c (store_expr): Ditto.
12155 * langhooks.c (get_signed_or_unsigned_type): New.
12156 (lhd_signed_or_unsigned_type): New.
12157 * langhooks.h (lhd_signed_or_unsigned_type): New.
12158 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
12160 2007-03-30 Richard Henderson <rth@redhat.com>
12162 * tree-ssa-loop-ivopts.c: Include target.h.
12163 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
12164 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
12165 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
12166 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
12168 2007-03-30 Richard Henderson <rth@redhat.com>
12169 Kai Tietz <kai.tietz@onevision.com>
12171 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
12172 default for 64-bit.
12173 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
12174 (TARGET_64BIT_MS_ABI): New.
12175 (DBX_REGISTER_NUMBER): Handle 64-bit.
12176 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
12177 (LONG_TYPE_SIZE): Force to 32.
12178 (REG_PARM_STACK_SPACE): New.
12179 (OUTGOING_REG_PARM_STACK_SPACE): New.
12180 (REGPARM_MAX, SSE_REGPARM_MAX): New.
12181 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12182 (STACK_BOUNDARY): Use 128 for 64-bit.
12183 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
12184 Add 64-bit implementation.
12185 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
12187 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
12188 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
12189 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
12190 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
12191 (ix86_handle_cconv_attribute): Don't warn when ignoring if
12192 TARGET_64BIT_MS_ABI.
12193 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
12194 (ix86_pass_by_reference): Likewise.
12195 (ix86_function_value_regno_p): Likewise.
12196 (ix86_build_builtin_va_list): Likewise.
12197 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12198 (function_arg_advance_ms_64): New.
12199 (function_arg_advance): Call it.
12200 (function_arg_ms_64): New.
12201 (function_arg): Call it.
12202 (function_value_ms_64): New.
12203 (ix86_function_value_1): Call it.
12204 (return_in_memory_ms_64): New.
12205 (ix86_return_in_memory): Call it.
12206 (setup_incoming_varargs_ms_64): New.
12207 (ix86_setup_incoming_varargs): Call it.
12208 (ix86_expand_prologue): Handle 64-bit stack probing.
12209 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
12210 (output_pic_addr_const): Likewise.
12211 (x86_this_parameter): Likewise.
12212 (x86_output_mi_thunk): Likewise.
12213 (x86_function_profiler): Likewise.
12214 (TARGET_STRICT_ARGUMENT_NAMING): New.
12215 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
12216 (TARGET_64BIT_MS_ABI): New.
12217 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
12218 * config/i386/i386.md (allocate_stack_worker): Remove.
12219 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
12220 describe the clobber of eax without a match_scratch.
12221 (allocate_stack_worker_postreload): Remove.
12222 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
12223 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
12224 (allocate_stack_worker_rex64_postreload): Remove.
12225 (allocate_stack): Handle 64-bit.
12226 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
12227 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
12228 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
12229 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
12230 (STANDARD_STARTFILE_PREFIX_1): Likewise.
12231 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
12232 * config.build (x86_64-*-mingw*): New host.
12233 * config.host (x86_64-*-mingw*): New host.
12234 * config.gcc (x86_64-*-mingw*): New target.
12235 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
12237 2007-03-30 Richard Henderson <rth@redhat.com>
12238 Kai Tietz <kai.tietz@onevision.com>
12240 * c-pragma.c (struct def_pragma_macro_value): New.
12241 (struct def_pragma_macro): New.
12242 (pushed_macro_table): New.
12243 (dpm_hash, dpm_eq): New.
12244 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
12245 (init_pragma): Install them.
12246 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
12248 2007-03-30 Anatoly Sokolov <aesok@post.ru>
12250 * config/avr/avr.c (avr_override_options): Clear
12251 'flag_delete_null_pointer_checks'.
12253 2007-03-30 Paolo Carlini <pcarlini@suse.de>
12256 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
12257 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
12258 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
12259 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
12260 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
12261 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
12262 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
12264 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
12266 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
12268 * regmove.c: Move all of pass_stack_adjustments from here...
12269 * combine-stack-adj.c: ...to this new file.
12270 * Makefile.in: Add rules for combine-stack-adj.o.
12272 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
12274 PR tree-optimization/31383
12275 * tree-data-ref.c (affine_function_equal_p): Do not require the
12276 vectors to have the same length.
12278 2007-03-30 Jan Hubicka <jh@suse.cz>
12280 PR middle-end/30700
12281 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
12282 availablility; add more sanity checking; ask varpool only about
12285 2007-03-29 Richard Henderson <rth@redhat.com>
12287 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
12288 to decide, but __SIZEOF_LONG_LONG__.
12290 2007-03-29 Richard Henderson <rth@redhat.com>
12292 * emutls.c (struct __emutls_array): New.
12293 (emutls_destroy): Use it instead of casting element 0 from void*.
12294 (__emutls_get_address): Likewise.
12296 2007-03-29 Richard Henderson <rth@redhat.com>
12298 * varasm.c (initializer_constant_valid_p): Don't deny
12299 DECL_DLLIMPORT_P on functions.
12301 * config/i386/cygming.h: Remove function declarations.
12302 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
12303 (ASM_OUTPUT_LABELREF): Remove.
12304 (COMMON_ASM_OP): Remove.
12305 (ASM_OUTPUT_COMMON): Remove.
12306 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
12307 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
12308 (ASM_DECLARE_FUNCTION_NAME): Likewise.
12309 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
12310 Rename from TARGET_ENCODE_SECTION_INFO.
12311 * config/i386/netware.h: Likewise.
12312 * config/i386/i386-protos.h: Update.
12313 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
12314 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
12315 (legitimate_constant_p): Reject dllimports.
12316 (dllimport_map, get_dllimport_decl): New.
12317 (legitimize_dllimport_symbol): New.
12318 (legitimize_address, ix86_expand_move): Use it.
12319 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
12320 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
12321 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
12322 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
12323 * config/i386/predicates.md (constant_call_address_operand): Only
12324 accept symbols; reject dllimport_p symbols.
12325 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
12326 i386_pe_maybe_record_exported_symbol.
12327 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
12328 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
12329 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
12330 trust the setting of DECL_DLLIMPORT_P.
12331 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
12332 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
12333 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
12334 tidy the argument scanning loop.
12335 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
12336 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
12337 (i386_pe_strip_name_encoding): Remove.
12338 (i386_pe_binds_local_p): New.
12339 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
12340 (i386_pe_output_labelref): Remove.
12341 (i386_pe_asm_output_aligned_decl_common): New.
12342 (i386_pe_maybe_record_exported_symbol): Rename from
12343 i386_pe_record_exported_symbol; check for dllexported symbols.
12345 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
12347 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
12348 add comment explaining why vsnprintf cannot be used.
12350 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
12352 PR tree-optimization/30666
12353 * tree.c (build_complex_type): When creating type names for DWARF2
12354 debug info, create TYPE_DECLs for TYPE_NAME instead of
12356 (build_common_tree_nodes_2): Use build_complex_type when building
12357 predefined complex types, to preserve canonical types.
12359 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
12361 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
12362 (noce_get_alt_condition): Look at it to determine whether to
12363 reverse the condition or not.
12364 (noce_get_condition): Substitute the truth for lies.
12365 (noce_find_if_block): Set the then_else_reversed field.
12367 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
12369 * config/fr30/fr30.md (movdi): Do not accept immediates as the
12370 destination of this insn.
12371 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
12372 than calling gen_rtx_SET directly. Use r0 to hold the value of
12373 'address + 4' rather than a stack based temporary which can be
12374 mis-optimized away.
12376 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12378 * config/s390/s390.c (s390_secondary_input_reload_class,
12379 s390_secondary_output_reload_class): Functions removed.
12380 (s390_secondary_reload): New function.
12381 (TARGET_SECONDARY_RELOAD): Target macro defined.
12382 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
12383 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
12384 * config/s390/s390.md ("reload_outti", "reload_outdi",
12385 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
12386 "reload_out<mode>"): Expanders removed.
12387 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
12388 "reload<mode>_nonoffmem_out"): Expanders added.
12390 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12392 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
12393 action if SRC->DEST replacement failed anyway.
12395 2007-03-28 Mike Stump <mrs@apple.com>
12397 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
12398 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
12399 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
12401 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12403 * config.gcc: Accept barcelona as a variant of amdfam10.
12404 * config/i386/i386.c (override_options): Likewise.
12405 * doc/invoke.texi: Likewise.
12407 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
12409 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
12410 offsets for BIT_FIELD_REF and COMPONENT_REF.
12412 2007-03-28 Richard Guenther <rguenther@suse.de>
12414 * tree.c (is_global_var): Move ...
12415 * tree-flow-inline.h (is_global_var): ... here.
12416 * tree.h (is_global_var): Remove declaration.
12418 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
12420 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
12422 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
12423 * config/i386/i386.c (ix86_tune_features): Initialize new
12425 * config/i386/predicates.md (promotable_binary_operator): Use
12426 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
12428 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
12431 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
12433 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
12435 * config/fr30/fr30.md (movsi_internal): Change destination
12436 constraint from m to V and add m to the end.
12438 2007-03-28 Christian Bruel <christian.bruel@st.com>
12440 * config/sh/sh.md (movsi_i): Fix type attribute.
12442 2007-03-28 Christian Bruel <christian.bruel@st.com>
12444 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
12445 (movsf_ie): Likewise.
12447 2007-03-28 Christian Bruel <christian.bruel@st.com>
12449 * config.gcc: Add sh4-300 to multilib.
12450 * config/sh/t-mlib-sh4-300: New file.
12452 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
12454 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
12455 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
12456 fix_trunc<mode>di2.
12457 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
12458 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
12459 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
12460 "fixuns_trunctddi2"): Whitespace fix.
12462 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
12464 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
12465 the definition of struct sh_args.
12466 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
12467 CALL_COOKIE_INT_REG_GET): Likewise.
12469 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
12471 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
12472 transformations are applied successfully.
12474 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
12476 * tree.c (tree_contains_struct): Permit 512 tree codes.
12477 * tree.h (tree_contains_struct): Ditto.
12478 (MAX_TREE_CODES): Ditto.
12479 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
12480 SPARE member to store remaining padding bits.
12482 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12484 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
12487 2007-03-27 Janis Johnson <janis187@us.ibm.com>
12489 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
12490 * configure: Regenerate.
12492 * configure: Regenerate using the correct version of autoconf.
12494 2007-03-27 Anatoly Sokolov <aesok@post.ru>
12496 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
12498 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
12499 regs to "__SP_L__" and "__SP_H__".
12501 2007-03-27 Richard Guenther <rguenther@suse.de>
12503 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
12504 computations with it with a HOST_WIDE_INT variable.
12506 2007-03-26 Mike Stump <mrs@apple.com>
12508 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
12509 objective-c-header, objective-c++-header and objc++-cpp-output
12511 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
12513 2007-03-26 Richard Henderson <rth@redhat.com>
12516 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
12517 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
12518 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
12519 IX86_BUILTIN_PSRLQ128): New.
12520 (ix86_init_mmx_sse_builtins): Add them.
12521 (ix86_expand_builtin): Expand them.
12522 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
12523 operand 2 be TImode.
12524 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
12525 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
12526 _mm_srli_epi64): Mark __B const.
12527 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
12528 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
12529 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
12530 new two-vector shift builtins.
12532 2007-03-26 Ian Lance Taylor <iant@google.com>
12534 PR tree-optimization/31345
12535 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
12536 [+INF, +INF(OVF)] into VARYING.
12538 2007-03-26 Zack Weinberg <zackw@panix.com>
12540 * gengtype-parse.c: New file.
12541 * gengtype-yacc.y: Delete.
12542 * gengtype-lex.l: Don't include gengtype-yacc.h.
12543 Define YY_DECL and yyterminate appropriately for recursive
12544 descent parser. yylval is now a string out-parameter to yylex.
12545 (HWS, EOID): New shorthand.
12546 (IWORD): Add a couple more types.
12547 (yylex): Add a setup stanza. Remove the complex rules for
12548 detecting GTY'ed types and typedefs; replace with simple
12549 keyword detectors. Adjust everything for the changed
12550 definition of yylval. Ignore all pp-directives, not just #define.
12552 (parse_file): Rename yybegin; do not call yyparse.
12554 * gengtype.c (xasprintf): Export again.
12555 (this_file): New. Use everywhere __FILE__ was being used.
12556 (get_lang_bitmap): Special case types defined in gengtype.c.
12557 (do_typedef, new_structure): Suppress definition of certain types.
12558 (new_structure): Improve diagnostics of duplicate definitions.
12559 Make sure location_s is associated with input.h.
12560 (nreverse_pairs, define_location_structures): New functions.
12561 (main): Improve tagging of kludge types. Remove old kludges
12562 for input.h types; use define_location_structures.
12563 * gengtype.h: Update prototypes. Define token codes here.
12564 * Makefile.in: Remove all references to gengtype-yacc.
12565 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
12567 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
12568 add GTY((skip)) to the field that's only conditionally there.
12569 * doc/install.texi: Document that Bison is no longer required
12570 unless building treelang.
12572 * gengtype.c: Don't include gtyp-gen.h.
12573 (srcdir): Declare here.
12574 (base_files, lang_dir_names): Allocate dynamically.
12575 (gt_files, num_gt_files, num_lang_dirs): New globals.
12576 (measure_input_list, read_input_line, read_input_list)
12577 (set_lang_bitmap): New functions.
12578 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
12579 simplify, relying on read_input_list to set up the bitmaps.
12580 (main): Arguments are no longer unused. Check for correct number
12581 of command line arguments, set srcdir and srcdir_len, then call
12582 read_input_list, before doing anything else. No need to worry
12583 about duplicates in main loop.
12584 * configure.ac: Simplify the calculation of all_gtfiles.
12585 Put language tags in there. Don't set or substitute
12586 all_gtfiles_files_langs or all_gtfiles_files_frags.
12587 * Makefile.in: Revamp the way gengtype is invoked, now that it
12588 takes a file on its command line with a much simpler format.
12589 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
12590 (GTFILES): Remove duplicates and C source files.
12591 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
12592 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
12593 * configure: Regenerate.
12595 * gengtype.h: Remove all type definitions to gengtype.c; leave
12596 only definitions of options_p, type_p, and pair_p as opaque
12597 pointers. Update prototypes.
12598 * gengtype.c: Many type definitions moved here from gengtype.h.
12599 Consolidate type definitions at the top of the file.
12600 (xvasprintf): Delete.
12601 (xasprintf): Make static.
12602 (create_nested_pointer_option): Add 'next' parameter.
12603 (create_field_all, create_field_at): New functions.
12604 (create_field): Now a thin wrapper around create_field_all.
12605 (create_optional_field): Rename create_optional_field_ and add
12606 line argument. Original name is now a macro which supplies
12608 (oprintf): Use vsnprintf directly.
12609 (close_output_files): Use fatal rather than perror/exit.
12610 (note_def_vec, note_def_vec_alloc): Use create_field_at.
12611 (main): Set progname. Don't use exit.
12612 * gengtype-yacc.y (struct_fields): Use create_field_at.
12613 (option, optionseqopt): Delete.
12614 (optionseq): Consolidate productions from option here so we
12615 can use the first argument to create_option.
12617 * gengtype-lex.l: Distinguish unions from structures in the
12618 token type. Don't call find_structure; return the tag as a string.
12619 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
12620 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
12621 string. Reorganize typedef_struct production accordingly.
12622 Use create_nested_ptr_option.
12623 * gengtype.c (create_nested_ptr_option): New function.
12624 * gengtype.h: Declare it.
12626 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
12627 (string_type): Don't declare.
12628 (do_scalar_typedef): Declare.
12629 (create_scalar_type): Update prototype.
12630 * gengtype.c (string_type): Make static.
12631 (scalar_nonchar, scalar_char): New.
12632 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
12633 (resolve_typedef): Use scalar_nonchar for error recovery.
12634 (create_scalar_type): Remove name_len field. Return scalar_char
12635 or scalar_nonchar as appropriate.
12636 (adjust_field_type): Look at scalar_is_char boolean to decide whether
12637 to use string_type.
12638 (throughout): Use scalar_nonchar instead of calling
12639 create_scalar_type, whenever possible.
12640 (main): Initialize scalar_char and scalar_nonchar before calling
12642 * gengtype-lex.l: Adjust for removal of second argument to
12643 create_scalar_type. Use yylval.s instead of yylval.t when
12645 * gengtype-yacc.y: Type of SCALAR is string. Call
12646 create_scalar_type from type:SCALAR rule. Adjust for removal of
12647 second argument to create_scalar_type.
12649 * vec.h: Remove all #if IN_GENGTYPE blocks.
12650 Add comment saying that changes may require adjustments to gengtype.
12651 * gengtype.c: Don't include coretypes.h or tm.h.
12652 Add comment to inclusion of errors.h.
12653 (note_def_vec, note_def_vec_alloc): New functions.
12654 * gengtype.h: Declare new functions.
12655 * gengtype-lex.l: Don't include coretypes.h.
12656 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12658 (update_lineno): Remove unnecessary prototype.
12659 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
12660 (VEC rule): Just return VEC_TOKEN.
12661 * gengtype-yacc.y (VEC_TOKEN): New token type.
12662 (type): Add a production for VEC(a,b).
12663 * Makefile.in: Update dependencies.
12665 * gengtype-lex.l: Remove rules for parsing pointer-to-function
12666 typedefs that use the old PARAMS macro.
12668 * gengtype-lex.l: Remove all rules and states relating to yacc
12670 * gengtype-yacc.y: Similarly.
12671 * gengtype.c (note_yacc_type): Delete function.
12672 * gengtype.h: Update prototypes.
12674 2007-03-26 Joseph Myers <joseph@codesourcery.com>
12676 * tree-pretty-print.c (dump_generic_node): Report precision of
12677 unnamed integer types.
12679 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
12681 * ifcvt.c (noce_try_store_flag_constants): Don't check
12682 no_new_pseudos here.
12683 (noce_try_store_flag_constants): Don't check no_new_pseudos.
12684 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
12685 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
12686 noce_try_sign_mask): Likewise.
12687 (if_convert): Check no_new_pseudos here.
12689 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
12691 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
12692 (noce_get_condition): Handle new then_else_reversed argument.
12693 (noce_init_if_info): Remove, fold into noce_find_if_block.
12694 (noce_process_if_block): Take a struct noce_if_info as the
12695 argument. Don't set up one based on ce_if_info. Update pointer
12696 references accordingly.
12697 (cond_move_process_if_block): Likewise.
12698 (process_if_block): Removed.
12699 (find_if_block): Removed. Move functionality two new functions,
12700 noce_find_if_block and cond_exec_find_if_block.
12701 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
12702 blocks and the symmetric IF-ELSE-JOIN case.
12703 (cond_exec_find_if_block): Also new function mostly based on old
12704 find_if_block and process_if_block.
12705 (find_if_header): Replace find_if_block call with separately
12706 guarded calls to noce_find_if_block and cond_exec_find_if_block.
12707 (find_cond_trap): Update noce_get_condition call.
12708 (dead_or_predicable): Likewise.
12710 2007-03-26 Jakub Jelinek <jakub@redhat.com>
12712 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
12714 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
12715 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
12716 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
12717 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
12718 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
12719 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
12720 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12721 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
12722 __builtin_ia32_psrad128 builtins.
12724 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
12726 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
12727 * config/i386/constraints.md
12728 (define_constraint "I"): Use IN_RANGE macro.
12729 (define_constraint "J"): Ditto.
12730 (define_constraint "K"): Ditto.
12731 (define_constraint "M"): Ditto.
12732 (define_constraint "N"): Ditto.
12733 (define_constraint "O"): Ditto.
12734 * config/i386/predicates.md
12735 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
12736 (define_predicate "const_0_to_3_operand"): Ditto.
12737 (define_predicate "const_0_to_7_operand"): Ditto.
12738 (define_predicate "const_0_to_15_operand"): Ditto.
12739 (define_predicate "const_0_to_63_operand"): Ditto.
12740 (define_predicate "const_0_to_255_operand"): Ditto.
12741 (define_predicate "const_1_to_31_operand"): Ditto.
12742 (define_predicate "const_2_to_3_operand"): Ditto.
12743 (define_predicate "const_4_to_7_operand"): Ditto.
12745 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12747 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
12748 in SImode for save_world.
12749 * config/rs6000/altivec.md (save_world, restore_world): Convert to
12752 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
12754 PR tree-optimization/30784
12755 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
12758 2007-03-25 Revital Eres <eres@il.ibm.com>
12760 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
12761 Fold movement_possibility function into it.
12763 2007-03-25 David Edelsohn <edelsohn@gnu.org>
12765 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
12766 (load_macho_picbase_{si,di}): Convert to LR hard reg.
12767 (call_indirect_nonlocal_darwin64): Same.
12768 (call_nonlocal_darwin64): Same.
12769 (call_value_indirect_nonlocal_darwin64): Same.
12770 (call_value_nonlocal_darwin64): Same.
12771 (sibcall_nonlocal_darwin64): Same.
12772 (sibcall_value_nonlocal_darwin64): Same.
12773 (sibcall_symbolic_64): Same.
12774 (sibcall_value_symbolic_64): Same.
12775 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
12777 (rs6000_emit_load_toc_table): Same.
12778 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
12779 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
12781 (divss_call): Same.
12782 (divus_call): Same.
12783 (quoss_call): Same.
12784 (quous_call): Same.
12785 (load_toc_v4_pic_si): Same
12786 (load_toc_v4_PIC_1): Same.
12787 (load_toc_v4_PIC_1b): Same.
12788 (call_indirect_aix{32,64}): Same.
12789 (call_value_indirect_aix{32,64}): Same.
12791 (call_value): Same.
12792 (call_local{32,64}): Same.
12793 (call_value_local{32,64}): Same.
12794 (call_indirect_nonlocal_aix{32,64}): Same.
12795 (call_nonlocal_aix{32,64}): Same.
12796 (call_value_indirect_nonlocal_aix{32,64}): Same.
12797 (call_value_nonlocal_aix{32,64}): Same.
12798 (call_indirect_nonlocal_sysv<mode>): Same.
12799 (call_nonlocal_sysv<mode>): Same.
12800 (call_value_indirect_nonlocal_sysv<mode>): Same.
12801 (call_value_nonlocal_sysv<mode>): Same.
12803 (sibcall_local{32,64}): Same.
12804 (sibcall_value_local{32,64}): Same.
12805 (sibcall_nonlocal_aix{32,64}): Same.
12806 (sibcall_value_nonlocal_aix{32,64}): Same.
12807 (sibcall_nonlocal_sysv<mode>): Same.
12808 (sibcall_value): Same.
12809 (sibcall_value_nonlocal_sysv<mode>): Same.
12811 2007-03-24 Paul Brook <paul@codesourcery.com>
12813 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
12814 * config/arm/linux-eabi.h: Remove legacy syscall hack.
12816 2007-03-24 Richard Henderson <rth@redhat.com>
12818 * config/ia64/constraints.md: New file.
12819 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
12820 satisfies_constraint_?.
12821 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
12822 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
12823 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
12824 ia64_output_mi_thunk): Likewise.
12825 (ia64_const_ok_for_letter_p): Remove.
12826 (ia64_const_double_ok_for_letter_p): Remove.
12827 (ia64_extra_constraint): Remove.
12828 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
12829 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
12830 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
12831 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
12832 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
12833 EXTRA_MEMORY_CONSTRAINT): Remove.
12834 * config/ia64/ia64.md: Include constriants.md. Replace
12835 CONST_OK_FOR_? with satisfies_constraint_?.
12837 2007-03-23 Michael Meissner <michael.meissner@amd.com>
12838 H.J. Lu <hongjiu.lu@intel.com>
12840 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
12842 (name macros): Use DPD_BID_NAME to convert names properly.
12844 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
12845 decimal floating point format.
12846 (init_floating_libfuncs): Change decimal functions so that they
12847 have a "bid_" prefix if the decimal system uses the BID format,
12848 and "dpd_" prefix if the decimal system uses the DPD format.
12849 (init_interclass_conv_libfuncs): Ditto.
12850 (init_intraclass_conv_libfuncs): Ditto.
12852 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12853 using the BID format.
12855 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12856 whether we are using the BID decimal format.
12857 * configure: Regenerate.
12859 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12860 the compiler has decimal floating point enabled. Define
12861 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12864 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
12865 using the BID format.
12867 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
12868 whether we are using the BID decimal format.
12869 * configure: Regenerate.
12871 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
12872 the compiler has decimal floating point enabled. Define
12873 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
12876 * doc/install.texi (--enable-decimal-float): Document BID and DPD
12877 options, and that it is enabled for i386/x86_64 systems.
12879 * Makefile.in (enable_decimal_float): New.
12881 (DECNUMINC): Add -I$(DECNUMFMT).
12882 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
12883 to $(DECNUMFMT) from $(DECNUM).
12885 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
12886 Substitute enable_decimal_float.
12887 * configure: Regenerated.
12890 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
12893 * configure.ac: Enable decimal float for x86_64-*-linux*.
12894 * configure: Regenerated.
12897 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
12898 decimal128ClearSign to flip and clear the sign bit in decimal128.
12899 (decimal_real_maxval): Set decimal128SetSign to set the sign
12902 2007-03-23 Ian Lance Taylor <iant@google.com>
12904 * fold-const.c (fold_binary): Correct warning for X - c >= X.
12906 2007-03-23 Ian Lance Taylor <iant@google.com>
12908 * tree-dump.c (dump_files): Correct comment.
12910 2007-03-23 Ian Lance Taylor <iant@google.com>
12912 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
12914 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
12916 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
12917 in cfglayout mode. Don't go into and out of cfglayout mode.
12918 Link the blocks in the order of the constructed traces.
12919 (rest_of_handle_tracer): Adjust call to tracer.
12920 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
12921 Don't go into cfglayout mode.
12922 (rtl_loop_done): Don't go out of cfglayout mode.
12923 * cfglayout.c (relink_block_chain): New function, split out from...
12924 (fixup_reorder_chain): ...here. Remove redundant checking.
12925 (cfg_layout_finalize): Don't clear the header, footer, and aux
12926 fields here, move the code to do so to relink_block_chain. Likewise
12927 for free_original_copy_tables.
12928 * rtl.h (tracer): Update prototype.
12929 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
12930 Assert we are in cfglayout mode. Don't go into and out of cfglayout
12931 mode. Use relink_block_chain to serialize the CFG according to the
12932 new basic block order. Move targetm.cannot_modify_jumps_p check from
12934 (gate_handle_reorder_blocks): ...to here.
12935 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
12937 (gate_duplicate_computed_gotos): ...to here.
12938 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
12939 something always changes when going into and out of cfglayout mode.
12940 Perform an expensive cfg cleanup while going into cfglayout mode.
12941 Always update liveness information on HAVE_conditional_execution
12942 targets. Reserialize the basic blocks and go out of cfglayout mode.
12943 * reg-stack.c: Include cfglayout.h.
12944 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
12945 the call to reorder_basic_blocks.
12946 * basic-block.h (reorder_basic_blocks): Update prototype.
12947 (relink_block_chain): New prototype.
12948 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
12950 2007-03-23 Joseph Myers <joseph@codesourcery.com>
12952 * config/mips/mips.md (type, hazard, *movdi_32bit,
12953 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
12954 *movhi_internal, *movqi_internal, *movsf_hardfloat,
12955 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
12956 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
12957 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
12959 (movcc): Change first xfer to multi.
12960 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
12961 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
12962 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
12963 config/mips/generic.md: Change reservations using "xfer" to use
12965 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
12966 using match_operand.
12967 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
12968 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
12970 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
12972 2007-03-22 Richard Henderson <rth@redhat.com>
12974 * config/i386/i386.c: Remove unnecessary function declarations.
12975 Move targetm definition, and all related macros, to the end of
12976 the file. Resort some functions to put definitions before uses.
12977 (ix86_attribute_table): Make static. Move to end of file.
12978 (ix86_gimplify_va_arg): Make static.
12980 2007-03-22 Richard Henderson <rth@redhat.com>
12982 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
12983 don't increase local_regparm with force_align_arg_pointer check.
12984 (ix86_function_sseregparm): Assert 32-bit.
12985 (type_has_variadic_args_p): New.
12986 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
12987 type_has_variadic_args_p.
12988 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
12989 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
12990 use memset instead. Do maybe_vaarg check first; skip attribute
12991 tests if true; skip attribute tests for 64-bit.
12992 (construct_container): Remove TARGET_DEBUG_ARG.
12993 (function_arg_advance_32, function_arg_advance_64): Split out ...
12994 (function_arg_advance): ... from here.
12995 (function_arg_32, function_arg_64): Split out ...
12996 (function_arg): ... from here.
12997 (ix86_pass_by_reference): Tidy.
12998 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
12999 (function_value_32): New, from parts of ix86_function_value
13000 and ix86_value_regno.
13001 (function_value_64): New, from parts of ix86_function_value
13002 and ix86_libcall_value.
13003 (ix86_function_value_1): New.
13004 (ix86_function_value, ix86_libcall_value): Use it.
13005 (return_in_memory_32, return_in_memory_64): Split out ...
13006 (ix86_return_in_memory): ... from here.
13007 (ix86_struct_value_rtx): Skip for 64-bit.
13008 (ix86_libcall_value, ix86_value_regno): Remove.
13009 (setup_incoming_varargs_64): Split out ...
13010 (ix86_setup_incoming_varargs): ... from here.
13011 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13012 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13013 * config/i386/i386-protos.h (ix86_function_value): Remove.
13014 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13016 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13019 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13020 infinities not supported, otherwise emit warning if -Woverflow. On
13021 underflow, emit warning if -Woverflow.
13022 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13024 * real.h (real_from_string): Update declaration
13026 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13027 Richard Henderson <rth@redhat.com>
13029 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13030 * calls.c (compute_argument_block_size, expand_call,
13031 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13032 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13033 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13034 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13035 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13036 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13037 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13038 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13041 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13043 * c-incpath.c (add_sysroot_to_chain): New.
13044 (merge_include_chains): Add sysroot argument. Call
13045 add_sysroot_to_chain if sysrooted.
13046 (register_include_chains): Update call to merge_include_chains.
13047 * doc/cppopts.texi: Document use of '=' in include directory
13050 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13052 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13053 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13054 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13055 insn pattern using X87MODEF12 mode macro.
13057 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13059 * regmove.c (regmove_optimize): Use reg_mentioned_p
13060 instead of reg_overlap_mentioned_p for DST.
13062 2007-03-21 Mike Stump <mrs@apple.com>
13064 * c.opt: Fixup for Objective-C/C++.
13066 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13068 * explow.c (convert_memory_address): Fold memory reference when
13069 POINTERS_EXTEND_UNSIGNED < 0
13071 2007-03-21 Richard Henderson <rth@redhat.com>
13074 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13075 * config/i386/mmintrin.h (__m64): Likewise.
13076 * config/i386/xmmintrin.h (__m128): Likewise.
13078 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13080 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13081 (VXWORKS_OS_CPP_BUILTINS): Define.
13082 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13083 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13085 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13087 * rtl.h (constant_pool_reference_p): Delete.
13088 (find_constant_src): Declare.
13089 * rtlanal.c (find_constant_src): New function.
13090 * simplify-rtx.c (constant_pool_reference_p): Delete.
13091 * config/i386/i386.md: Use find_constant_src instead of
13092 constant_pool_reference_p/avoid_constant_pool_reference pairs.
13094 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13096 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
13097 * c-cppbuiltin.c (c_cpp_builtins): Define them.
13099 2007-03-20 Mark Mitchell <mark@codesourcery.com>
13101 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
13102 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
13103 (arm_elf_asm_constructor): Use it.
13104 (arm_elf_asm_destructor): New function.
13106 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
13108 * jump.c (mark_jump_label): Treat SEQUENCE specially.
13110 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
13112 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
13114 2007-03-19 Andrew Haley <aph@redhat.com>
13116 PR tree-optimization/31264
13117 * tree-vrp.c (register_edge_assert_for_1): Don't look though
13118 VIEW_CONVERT_EXPRs.
13120 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
13122 PR rtl-optimization/30907
13123 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
13124 (fwprop_init): Always call loop_optimizer_initialize.
13125 (fwprop_done): Always call loop_optimizer_finalize.
13126 (fwprop): We always have loop info now.
13127 (gate_fwprop_addr): Remove.
13128 (pass_fwprop_addr): Use gate_fwprop as gate.
13130 PR rtl-optimization/30841
13131 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
13132 df_chain_alloc): Call df_reorganize_refs unconditionally.
13133 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
13134 refs_organized to refs_organized_size.
13135 (df_ref_create_structure): Use refs_organized_size instead of
13136 bitmap_size if refs had been organized, and keep refs_organized_size
13138 * df.h (struct df_ref_info): Change refs_organized to
13139 refs_organized_size.
13140 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
13143 2007-03-19 Mark Mitchell <mark@codesourcery.com>
13145 * except.c (output_function_exception_table): Do not reference the
13146 EH personality routine for functions that do not require an
13149 2007-03-20 Jakub Jelinek <jakub@redhat.com>
13152 * c-typeck.c (convert_for_assignment): Call comptypes for
13153 RECORD_TYPE or UNION_TYPE.
13155 PR inline-asm/30505
13156 * reload1.c (reload): Do invalid ASM checking after
13157 cleanup_subreg_operands.
13159 2007-03-19 Jeff Law <law@redhat.com>
13161 * tree-cfg.c (find_taken_edge): Tighten conditions for
13162 optimizing computed gotos.
13164 2007-03-19 Michael Matz <matz@suse.de>
13166 * builtins.c (expand_builtin_sync_operation,
13167 expand_builtin_compare_and_swap,
13168 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
13171 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
13172 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
13175 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13177 * doc/tm.texi: Add brackets around the return type of
13178 TARGET_SECONDARY_RELOAD.
13180 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13181 Richard Guenther <rguenther@suse.de>
13183 PR tree-optimization/31254
13184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
13185 Use handled_component_p () where appropriate. Continue
13186 propagating into the rhs if we propagated into an INDIRECT_REF
13189 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13191 * config/s390/s390.md (op_type attribute): RRR instruction type added.
13192 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
13193 (xde, xdee): Mode attributes adjusted to support DFP modes.
13194 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
13195 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
13196 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
13197 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
13198 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
13199 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13200 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
13202 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
13203 "movsf"): Insn definitions removed.
13204 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
13205 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
13206 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
13208 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
13209 "reload_in<mode>", "reload_out<mode>"): Expander added.
13210 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
13213 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13215 * config/s390/s390.md: Only non-functional changes. Renamed
13216 FPR mode macro to BFP all over the file.
13218 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13220 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
13221 (op_type attribute): RRF instruction type added.
13222 (fT0): New mode attribute.
13223 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
13224 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
13225 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
13226 instruction no secondary memory is needed when moving DFmode values
13227 between GPRs and FPRs.
13229 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13231 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
13232 inverted and documentation adjusted.
13233 ("mhard-dfp", "msoft-dfp"): New options.
13234 * config/s390/s390.c (s390_handle_arch_option): New architecture
13236 (override_options): Sanity checks for the new options added.
13237 * config.gcc: New architecture switch: z9-ec.
13238 * config/s390/s390.h (processor_flags): PF_DFP added.
13239 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
13240 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
13241 when the bit is NOT set so remove it from the defaults.
13243 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
13245 * genemit.c (main): Print include statement for dfp.h.
13246 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
13249 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13251 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
13253 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
13256 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
13257 instead of PATTERN.
13259 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13261 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
13262 attr_length_call, output_call, output_indirect_call): Cleanup
13263 formatting of targetm calls.
13265 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
13267 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
13269 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13271 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
13272 reservation, bypass and anti-bypass descriptions for these
13273 instructions. Update move patterns.
13274 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
13277 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
13279 * tree-vect-transform.c (get_initial_def_for_induction): Replace
13280 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13281 (get_initial_def_for_reduction): Likewise.
13283 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
13285 Fix PR tree-optimization/29922
13286 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
13287 (get_representative): Removed.
13288 (value_dies_in_block_x): Update for rvuse removal.
13289 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
13290 (compute_antic_aux): Handle when PHI nodes appear in
13291 non-single-successors.
13292 (dump_bitmap_of_names): Removed.
13293 (compute_antic_safe): Renamed and removed rvuse calculation.
13294 Calculate only antic safe.
13295 (insert_into_preds_of_block): Remove assert.
13296 (execute_pre): Update for renamed functions.
13297 (defer_or_phi_translate_block): New function.
13299 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13301 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
13302 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
13304 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
13305 Follow spelling conventions.
13307 * tree-data-ref.h: Remove the prototype for analyze_array.
13309 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
13311 PR tree-optimization/31041
13312 * tree-vect-transform.c (get_initial_def_for_induction): Call
13313 force_gimple_operand.
13315 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
13317 * ipa-type-escape.c (look_for_casts) : Revert code to use
13318 handled_component_p due to ada test a-numaux.adb.
13320 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
13322 * final.c (final_scan_insn): Alter the condition of a
13323 conditional trap if we have nonstandard CC.
13325 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13327 * configure.ac: Remove excess quoting from asm line 0 test.
13328 * configure: Rebuilt.
13330 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13332 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
13333 * c-common.c (convert_and_check): Move warning logic to...
13334 (warnings_for_convert_and_check): ...here. Define.
13335 * c-common.h (warnings_for_convert_and_check): Declare.
13337 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13339 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
13340 (output_call): Likewise.
13342 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13344 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
13346 2007-03-16 Richard Sandiford <richard@codesourcery.com>
13348 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
13350 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
13352 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
13353 opteron, athlon-64 and athlon-fx processor_alias_table entries.
13355 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
13357 PR tree-optimization/31183
13358 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13359 Use double_int instead of unsigned int for representing access_strides.
13360 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
13362 2007-03-16 Richard Guenther <rguenther@suse.de>
13364 PR tree-optimization/31146
13365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
13366 to allow recursion of forward_propagate_addr_expr.
13367 (forward_propagate_addr_into_variable_array_index): Likewise.
13368 (forward_propagate_addr_expr): Likewise.
13369 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13370 (forward_propagate_addr_expr_1): Recurse on simple copies
13371 instead of propagating into them. Do so for useless conversions
13373 (forward_propagate_addr_expr): Clean up unused statements after
13376 2007-03-16 Richard Guenther <rguenther@suse.de>
13378 * builtins.c (expand_builtin_cexpi): Use the right argument
13379 for the expansion via cexp.
13381 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13383 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
13384 * configure: Rebuilt.
13386 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
13389 * dwarf2out.c (force_type_die): Adjust comment.
13390 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
13392 2007-03-15 DJ Delorie <dj@redhat.com>
13394 * config/frv/predicates.md (minmax_operator): Don't check operands
13397 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13399 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
13400 Update constant estimates of number of iterations.
13401 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
13402 argument renamed to "realistic".
13403 (compute_estimated_nb_iterations): Removed.
13404 (record_niter_bound): New function.
13405 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
13406 call record_nonwrapping_iv with upper = false.
13407 (infer_loop_bounds_from_signedness): Pass upper argument to
13408 record_nonwrapping_iv.
13409 (estimate_numbers_of_iterations_loop): Do not call
13410 compute_estimated_nb_iterations. Record estimate based on profile
13411 information. Initialize the constant estimates of number of
13413 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
13415 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
13416 number of iterations is too small.
13417 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
13418 (EST_NOT_AVAILABLE): Removed.
13419 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
13420 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
13423 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
13425 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
13426 Handle NE_EXPR guards.
13428 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13431 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
13432 Set also -pedantic-errors by default for the preprocessor unless
13433 -fpermissive is given.
13435 2007-03-15 Richard Guenther <rguenther@suse.de>
13437 PR middle-end/29719
13438 PR middle-end/31161
13439 * builtins.c (expand_builtin_cexpi): As a fallback if we
13440 don't have builtins for sincos or cexp create a function
13441 declaration for cexp and expand to a call to that.
13442 (expand_builtin_int_roundingfn): Always fall
13443 back to floor/ceil and its variants even if they may be
13446 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
13448 PR middle-end/31159
13449 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
13450 jump tables, move the call to delete_dead_jumptables from here...
13451 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
13452 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
13453 don't allow merging of blocks that try_redirect_by_replacing_jump
13454 also does not handle when not optimizing.
13456 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13457 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13459 * config/i386/i386.md (x86_sahf_1): Correctly handle
13462 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
13465 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
13466 x86_64_general_operand as operand[2] predicate. Remove "iF"
13467 from operand constraints and use "e" constraint instead.
13468 (*subti3_1, *subti3_1 splitter): Ditto.
13469 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
13470 operand[1] predicate.
13472 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
13474 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
13475 arrays, multiply the access strides by the size of the sub-array.
13476 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
13478 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13480 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
13481 the configured assembler supports the sahf mnemonic.
13482 * configure: Regenerate.
13483 * config.in: Regenerate.
13485 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
13486 emit "sahf" or ".byte\t0x9e" as asm template.
13488 2007-03-14 Michael Meissner <michael.meissner@amd.com>
13491 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
13492 option to replace hard coded TARGET_xxx in md file.
13493 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
13494 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13495 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
13496 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
13497 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
13498 (X86_TUNE_NOT_VECTORMODE): Ditto.
13499 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
13500 (TUNE_AVOID_VECTOR_DECODE): Ditto.
13501 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
13502 (TUNE_SLOW_IMUL_IMM8): Ditto.
13503 (TUNE_MOVE_M1_VIA_OR): Ditto.
13504 (TUNE_NOT_UNPAIRABLE): Ditto.
13505 (TUNE_NOT_VECTORMODE): Ditto.
13507 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
13510 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
13511 tuning options instead of hard coded TARGET_xxx.
13512 (fix ssemode peephole2's): Ditto.
13513 (imul peephole2's): Ditto.
13515 (movdi_or_rex64): Ditto.
13516 (move peephole2): Ditto.
13517 (not peephole2's): Ditto.
13519 2007-03-14 Dirk Mueller <dmueller@suse.de>
13521 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
13522 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
13523 * c-parser.c (c_parser_if_body): Always add an empty statement in case
13525 * c-parser.c (c_parser_do_statement): Warn about empty body in
13526 do/while statement.
13527 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
13528 * doc/invoke.texi (-Wempty-body): Update documentation.
13530 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13533 * c-common.h (warn_for_div_by_zero): Declare.
13534 * c-common.c (warn_for_div_by_zero): Define.
13535 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
13538 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13540 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
13541 to PREFIX and STANDARD_PREFIX.
13543 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13544 Phil Edwards <phil@codesourcery.com>
13546 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
13547 (__gthread_once_t): Remove busy field for RTPs.
13548 (__GTHREAD_ONCE_INIT): Update accordingly.
13550 2007-03-14 Richard Sandiford <richard@codesourcery.com>
13552 * doc/invoke.texi: Document VxWorks options.
13554 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
13556 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
13558 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
13560 PR tree-optimization/30590
13561 * tree-nrv.c (tree_nrv): Check for the partial update of the
13564 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13566 * flags.h (flag_random_seed): Remove declaration, in favor of...
13567 * toplev.h (get_random_seed, set_random_seed): ... these.
13568 * tree.c (get_file_function_name): Use the former.
13569 * opts.c (common_handle_option): Use the latter.
13572 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
13574 PR middle-end/31127
13575 * cse.c (cse_find_path): Do not bail out if a basic block that
13576 we already visited now becomes part of a path that starts at a
13577 different basic block. Just disallow this, to make sure we
13578 visit each basic block at most once.
13580 2007-03-13 Jan Hubicka <jh@suse.cz>
13582 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
13583 attributes, when profile esitmate is present, calls with very low
13584 frequency are cold.
13586 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
13588 PR tree-optimization/30730
13589 PR tree-optimization/26900
13590 * tree-ssa-loop-niter.c: Include gmp.h.
13591 (bounds): New type.
13592 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
13593 split_to_var_and_offset, determine_value_range,
13594 bound_difference_of_offsetted_base, refine_bounds_using_guard,
13595 bound_difference, bounds_add, bounds_negate,
13596 number_of_iterations_ne_max, dump_affine_iv): New functions.
13597 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
13598 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
13599 difference of initial and final value of control iv to validate
13601 (number_of_iterations_cond): Add loop parameter. Determine bounds
13602 on the difference of the extremes of the control iv. Add dumps.
13603 (expand_simple_operations): Handle phi nodes.
13604 (simplify_using_initial_conditions): Do not record used conditions.
13605 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
13606 Do not set additional_info.
13607 (implies_nonnegative_p, implies_ge_p): Removed.
13608 (derive_constant_upper_bound): Do not use parameter `additional'.
13609 (record_estimate): Parameter `additional' removed. Parameter
13610 `i_bound' added. Do not call derive_constant_upper_bound.
13611 (record_nonwrapping_iv): Use derive_constant_upper_bound to
13612 bound the number of iterations estimate.
13613 (estimate_numbers_of_iterations_loop): Pass the estimate from
13614 the number of iterations analysis to record_estimate.
13615 * tree.h (multiple_of_p): Declare.
13616 * tree-scalar-evolution.c (expression_expensive_p): Removed.
13617 (scev_const_prop): Do not check expression_expensive_p.
13618 * fold-const.c (multiple_of_p): Exported.
13619 * double-int.c (double_int_mask): Exported.
13620 * double-int.h (double_int_mask): Declare.
13621 * tree-flow.h (struct tree_niter_desc): Removed additional_info
13622 field. Added max field.
13624 2007-03-13 David Taylor <taylor@candd.org>
13627 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
13630 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13633 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
13634 two unamed patterns.
13636 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
13638 * config/i386/i386.opt (mcx16, msahf): New options.
13639 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
13640 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
13642 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
13643 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
13644 Output -mcx16 and -msahf options when corresponding bit is set.
13646 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
13647 and -msahf options.
13649 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
13651 * configure.ac: Test for assembler tolerance to # 0 "".
13652 * configure, config.in: Rebuilt.
13653 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
13655 2007-03-13 Geoffrey Keating <geoffk@apple.com>
13657 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
13659 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
13660 (handle_syscall): Handle direct system calls.
13661 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
13663 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13665 * doc/invoke.texi: Fix cpp.info cross-reference.
13666 * doc/passes.texi: Fix gcc.info cross-reference.
13668 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
13670 PR tree-optimization/30835
13671 * lambda-code.c (can_convert_to_perfect_nest): Check whether
13672 bb_for_stmt is not NULL before accessing it.
13674 2007-03-12 Joseph Myers <joseph@codesourcery.com>
13676 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
13679 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
13682 * doc/install.texi: Document --enable-stage1-languages
13684 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
13686 * tree-pass.h (pass_into_cfg_layout_mode,
13687 pass_outof_cfg_layout_mode): Declare.
13688 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
13689 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
13690 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
13691 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
13693 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
13695 * c-decl.c (warn_variable_length_array): New function.
13696 Refactored from grokdeclarator to handle warn_vla
13697 and handle unnamed array case.
13698 (grokdeclarator): Refactored VLA warning case.
13699 * c.opt (Wvla): New flag.
13700 * doc/invoke.texi (Wvla): New warning.
13702 2007-03-12 Richard Henderson <rth@redhat.com>
13704 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
13705 (TARGET_SECTION_TYPE_FLAGS): New.
13707 2007-03-12 Richard Henderson <rth@redhat.com>
13709 * config/darwin.c (machopic_reloc_rw_mask): New.
13710 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
13711 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
13713 2007-03-12 Mark Mitchell <mark@codesourcery.com>
13715 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
13716 * cppdefault.h (cpp_PREFIX): Document.
13717 (cpp_PREFIX_len): Likewise.
13718 (cpp_EXEC_PREFIX): New variable.
13719 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
13720 * c-incpath.c (add_standard_paths): Correct logic for relocating
13721 paths within prefix.
13723 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
13725 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
13726 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
13728 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
13729 fix_truncdfdi_sse using SSEMODEF mode macro.
13730 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
13731 fix_truncdfsi_sse using SSEMODEF mode macro.
13732 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
13733 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
13735 2007-03-12 Richard Sandiford <richard@codesourcery.com>
13737 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
13738 elfos.h to tm_file.
13740 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
13742 * tree.h : Add multiple_of_p declaration.
13743 * fold-const.c (multiple_of_p): Make multiple_of_p public.
13744 * ipa-type-escape.c (results_of_malloc): Redundant.
13745 (visited_stmts): New. Visited stmt for walk_use_def_chains.
13746 (cast_type): Extended with new members.
13747 (check_cast): Returns cast_type.
13748 (cast): New structure for data of walk_use_def_chains.
13749 (is_malloc_result, is_cast_from_non_pointer_1,
13750 is_cast_from_non_pointer,
13751 is_array_access_through_pointer_and_index): New functions.
13752 (look_for_casts): Returns cast types.
13753 (check_call): Returns void.
13754 (okay_pointer_operation): Use support of pointer plus index,
13755 pointer plus constant and allow all multiplications.
13757 2007-03-11 Richard Guenther <rguenther@suse.de>
13759 PR tree-optimization/31115
13760 * tree-vrp.c (extract_range_from_binary_expr): Make sure
13761 the shift count is positive and non-anti-range for RSHIFT_EXPR.
13762 A shift count of zero is not special as with *_DIV_EXPR.
13763 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
13766 2007-03-11 Ian Lance Taylor <iant@google.com>
13768 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
13769 the *_DIV_EXPR codes correctly with overflow infinities.
13771 2007-03-11 Ira Rosen <irar@il.ibm.com>
13773 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
13774 indicate success/failure of the analysis. Add negation to subtrahend
13775 in case of subtraction. Fail if both operands contain constants.
13776 (create_data_ref): Fail if analyze_offset fails.
13778 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.md (frndintxf2): Rename to ...
13781 (rintxf2): ... this. Remove expander having same name.
13782 (rintsf2, rintdf2): Implement using SSEMODEF macro.
13783 (roundsf2, rounddf2): Ditto.
13784 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
13785 (lround<mode>di2, lround<mode>si2): Ditto.
13787 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
13789 * lower-subreg.c: Include except.h.
13790 (decompose_multiword_subregs): Verify that the only control flow
13791 insns we can split are loads to multi-words pseudos.
13792 Handle breaking such blocks after splitting, instead of calling
13793 find_many_sub_basic_blocks.
13795 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
13796 on the new basic block. Add a lengthy comment explaining why we
13797 thought this was necessary.
13798 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
13800 2007-03-10 Mark Mitchell <mark@codesourcery.com>
13803 * tree.c (walk_type_fields): Recurse into the element type of
13804 ARRAY_TYPEs if there is a pointer set.
13806 2007-03-10 Dirk Mueller <dmueller@suse.de>
13808 * c-common.c (warn_logical_operator): Fix condition.
13810 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
13812 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
13814 * config/darwin.c (machopic_select_section): Remove superfluous
13815 argument in call to categorize_decl_for_section. Remove unused
13818 2007-03-10 Joseph Myers <joseph@codesourcery.com>
13820 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
13822 * configure: Regenerate.
13824 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
13827 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
13828 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
13829 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
13830 Add LABEL_NUSES to emitted label.
13831 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
13832 branch probability value to emitted jump insn.
13833 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
13834 Do not check life information and do not re-arrange input operands
13835 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
13837 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13839 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
13840 the change of decode_asm_operands.
13842 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
13844 * mode-switching.c (create_pre_exit): Skip blockage insn.
13846 2007-03-09 Diego Novillo <dnovillo@redhat.com>
13848 * tree-pass.h (TODO_update_smt_usage): Remove.
13850 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13854 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13856 * pa.c (attr_length_call): Revise condition for long
13857 pc-relative branch.
13858 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
13859 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
13860 sequence on SOM target.
13862 2007-03-09 Geoffrey Keating <geoffk@apple.com>
13864 * gcc.c: Document %{, in big comment at top.
13865 (input_suffix_matches): Remove special handling for .s and
13867 (input_spec_matches): New.
13868 (handle_braces): Handle %{,.
13869 (validate_switches): ',' indicates a value which is not a switch.
13870 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
13871 to detect assembler input.
13872 * config/i386/sol2.h (CPP_SPEC): Likewise.
13873 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
13874 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13875 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
13876 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13877 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
13878 -m64 causes deployment target to default to 10.5.
13879 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13881 2007-03-09 Richard Henderson <rth@redhat.com>
13884 * target.h (targetm.asm.out.reloc_rw_mask): New.
13885 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
13886 (TARGET_ASM_OUT): Use it.
13887 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
13888 * varasm.c (categorize_decl_for_section): Remove shlib argument;
13889 use the new reloc_rw_mask target hook instead.
13890 (default_section_type_flags_1): Merge into...
13891 (default_section_type_flags): ... here.
13892 (decl_readonly_section_1): Merge into...
13893 (decl_readonly_section): ... here.
13894 (default_elf_select_section_1): Merge into...
13895 (default_elf_select_section): ... here.
13896 (default_unique_section_1): Merge into...
13897 (default_unique_section): ... here.
13898 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
13899 (default_select_rtx_section): Use it.
13900 (default_elf_select_rtx_section): Likewise.
13901 * output.h: Update to match.
13902 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
13903 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
13904 (TARGET_ASM_RELOC_RW_MASK): New.
13905 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
13906 to categorize_decl_for_section.
13907 (x86_64_elf_unique_section): Likewise.
13908 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
13909 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
13910 (TARGET_ASM_RELOC_RW_MASK): New.
13911 * config/ia64/ia64.c (ia64_rwreloc_select_section,
13912 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
13913 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
13914 (TARGET_RWRELOC): Remove.
13915 (ia64_section_type_flags): Adjust call to default_section_type_flags.
13916 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13917 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
13918 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
13919 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
13920 (rs6000_xcoff_select_section): Use decl_readonly_section.
13921 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
13922 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
13923 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
13924 (TARGET_SECTION_TYPE_FLAGS): Remove.
13925 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
13927 2007-03-09 Roger Sayle <roger@eyesopen.com>
13929 * fold-const.c (fold_comparison): Remove compile-time evaluation of
13930 complex constant equality/inequality comparisons for here.
13931 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
13932 known at compile-time or can be simplified to a scalar comparison.
13933 (fold_relational_const): Move compile-time evaluation of complex
13934 constant equality/inequality comparisons to here.
13936 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
13938 PR rtl-optimization/30643
13939 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
13941 (fold_rtx): Recurse, like before 2006-11-03.
13943 2007-03-09 DJ Delorie <dj@redhat.com>
13945 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
13948 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
13950 PR tree-optimization/30375
13951 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
13952 LHS of statements is not the same.
13953 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
13955 2007-03-09 Chao-ying Fu <fu@mips.com>
13957 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
13959 * doc/invoke.texi (-mdspr2): Document new option.
13960 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
13961 New unspec for DSP REV 2.
13962 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
13963 these instructions are extended in DSP REV 2.
13964 (mips-dspr2.md): Include.
13965 * config/mips/mips.opt (mdspr2): New option.
13966 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
13967 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
13968 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
13969 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
13970 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
13971 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
13972 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
13974 (bdesc_map): Add one field of unsupported_target_flags.
13975 (bdesc_arrays): Update entries to have extra fields. Add
13977 (mips_init_builtins): Initialize new function types.
13978 Check unsupported_target_fileds to filter out builtins.
13979 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
13981 (ASM_SPEC): Pass mdspr2 to the assembler.
13982 * config/mips/mips-dspr2.md: New file.
13984 2007-03-09 Sa Liu <saliu@de.ibm.com>
13986 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
13988 2007-03-09 Ian Lance Taylor <iant@google.com>
13990 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
13991 argument) like -Wstrict-overflow=2.
13992 * doc/invoke.texi (Warning Options): Update documentation.
13994 2007-03-09 Dirk Mueller <dmueller@suse.de>
13997 * doc/invoke.texi (-Wlogical-op): Document.
13998 * common.opt (-Wlogical-op): New.
13999 * c-common.h (warn_logical_operator): Declare.
14000 * c-common.c (warn_logical_operator): Define.
14001 * c-typeck.c (parser_build_binary_op): Call
14002 warn_logical_operator.
14004 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14006 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14007 * final.c (final_scan_insn): Test for non-"" file name.
14009 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14011 * doc/loop.texi: Document the Omega linear constraints solver.
14012 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14013 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14014 omega-hash-table-size, omega-max-keys, and
14015 omega-eliminate-redundant-constraints.
14016 * tree-pass.h (pass_check_data_deps): Declared.
14019 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14020 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14021 pass_check_data_deps): New.
14022 * tree-data-ref.c (init_data_ref): Remove declaration.
14023 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14024 (analyze_array): Renamed init_array_ref, move up initializations.
14025 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14026 Removed arguments that are set to NULL.
14027 (analyze_indirect_ref): Correct indentation, correct call to
14029 (object_analysis): Call init_array_ref instead of analyze_array.
14030 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14031 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14032 of DR_ACCESS_FNS_ADDR.
14033 (init_omega_eq_with_af, omega_extract_distance_vectors,
14034 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14035 ddr_consistent_p): New.
14036 (compute_affine_dependence): Check consistency of ddrs when
14037 flag_check_data_deps is passed.
14038 (analyze_all_data_dependences): Uncomment.
14039 (tree_check_data_deps): New.
14040 * tree-data-ref.h: Include omega.h.
14041 (DR_ACCESS_FNS_ADDR): Removed.
14042 (data_dependence_relation): Add inner_loop.
14043 (DDR_INNER_LOOP): New.
14044 * common.opt (fcheck-data-deps): New.
14045 * tree-flow.h (tree_check_data_deps): Declare.
14046 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14047 (OBJS-common): Depend on omega.o.
14049 * passes.c (pass_check_data_deps): Scheduled.
14050 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14051 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14052 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14053 PARAM_VECT_MAX_VERSION_CHECKS,
14054 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14056 2007-03-09 Richard Guenther <rguenther@suse.de>
14058 PR tree-optimization/30904
14059 PR middle-end/31058
14060 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14061 the same way as *_DIV_EXPR.
14063 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14065 * recog.c (decode_asm_operands): No mixed declarations and code.
14067 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14069 * rtl.def (ASM_INPUT): Add location.
14070 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14071 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14072 (decode_asm_operands): Add loc operand.
14073 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14074 * stmt.c (expand_asm): Rename to...
14075 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14076 gen_rtx_ASM_INPUT_loc.
14077 (expand_asm_expr): Adjust.
14078 * recog.c (decode_asm_operands): Add loc operand.
14079 (check_asm_operands, extract_insn): Adjust.
14080 * reload1.c (maybe_fix_stack_asms): Likewise.
14081 * final.c (asm_insn_count): Likewise.
14082 (final_scan_insn): Output # line before and after asm.
14084 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14086 * tree-ssa-structalias.c (variable_info): Remove
14088 (new_var_info): Ditto.
14089 (shared_bitmap_info_t): New structure.
14090 (shared_bitmap_table): New variable.
14091 (shared_bitmap_hash): New function.
14092 (shared_bitmap_eq): Ditto
14093 (shared_bitmap_lookup): Ditto.
14094 (shared_bitmap_add): Ditto.
14095 (merge_smts_into): Change to take bitmap directly.
14096 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
14097 (init_alias_vars): Init shared bitmap hashtable.
14098 (delete_points_to_sets): Delete shared bitmap hashtable.
14099 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
14100 is_aliased removal as a change that was still necessary was
14103 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
14105 * config/i386/i386.h (override_options): Conditionally disable
14106 x86_sahf for 64bit targets only.
14108 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14111 * c-decl.c (merge_decls): Don't call make_var_volatile.
14112 * varasm.c (make_var_volatile): Remove.
14113 * output.h (make_var_volatile): Remove.
14115 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
14117 PR tree-optimization/31085
14118 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
14120 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14122 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
14123 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
14124 ATTR_CONST_NOTHROW_LIST.
14126 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
14129 2007-03-08 Diego Novillo <dnovillo@redhat.com>
14131 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
14133 2007-03-08 Geoffrey Keating <geoffk@apple.com>
14136 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
14138 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
14139 passed, use shared libgcc.
14141 2007-03-08 Roger Sayle <roger@eyesopen.com>
14143 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
14144 instead of calling build2 with a GIMPLE_MODIFY_STMT.
14145 (honor_protect_cleanup_actions, lower_try_finally_switch):
14147 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
14148 ifc_temp_var): Likewise.
14149 * tree-inline.c (setup_one_parameter): Likewise.
14150 * tree-mudflap.c (mf_decl_cache_locals,
14151 mf_build_check_statement_for): Likewise.
14152 * tree-nested.c (init_tmp_var, save_tmp_var,
14153 finalize_nesting_tree_1): Likewise.
14154 * tree-outof-ssa.c (insert_copy_on_edge,
14155 insert_backedge_copies): Likewise.
14156 * tree-profile.c (tree_gen_edge_profiler,
14157 tree_gen_ic_profiler): Likewise.
14158 * tree-scalar-evolution.c (scev_const_prop): Likewise.
14159 * tree-sra.c (sra_build_assignment): Likewise.
14160 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
14161 * tree-ssa-math-opts.c (insert_reciprocals,
14162 execute_cse_sincos_1): Likewise.
14163 * tree-tailcall.c (adjust_accumulator_values,
14164 adjust_return_value): Likewise.
14165 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
14166 * tree-vect-transform.c (vect_create_data_ref_ptr,
14167 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
14168 vect_create_epilog_for_reduction, vectorizable_reduction,
14169 vectorizable_call, vectorizable_conversion,
14170 vectorizable_assignment, vectorizable_operation,
14171 vectorizable_type_demotion, vect_gen_widened_results_half,
14172 vect_permute_store_chain, vectorizable_store,
14173 vect_setup_realignment, vect_permute_load_chain,
14174 vectorizable_load, vectorizable_condition,
14175 vect_create_cond_for_align_checks): Likewise.
14176 * tree-vrp.c (build_assert_expr_for): Likewise.
14178 2007-03-08 Ian Lance Taylor <iant@google.com>
14180 * tree-vrp.c: Include "intl.h".
14181 (usable_range_p): New static function.
14182 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
14183 overflowed values, juts set *strict_overflow_p.
14184 (compare_values): Only return -2 if one of the operands is not a
14186 (compare_ranges): Call usable_range_p.
14187 (compare_range_with_value): Likewise.
14188 (vrp_evaluate_conditional_warnv): Rename from
14189 vrp_evaluate_conditional. Make static. Change all callers.
14190 (vrp_evaluate_conditional): New function.
14191 (simplify_div_or_mod_using_ranges): Issue warning about reliance
14192 on signed overflow.
14193 (simplify_abs_using_ranges): Likewise.
14194 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
14195 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
14196 within_stmt parameter.
14197 * tree-ssa-propagate.c (fold_predicate_in): Update call to
14198 vrp_evaluate_conditional.
14199 * tree-ssa-threadedge.c
14200 (record_temporary_equivalences_from_stmts_at_dest): Change
14201 simplify parameter to take a second tree parameter.
14202 (simplify_control_stmt_condition): Likewise.
14203 (thread_across_edge): Likewise.
14204 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14205 (thread_across_edge): Likewise.
14206 * Makefile.in (tree-vrp.o): Depend upon intl.h.
14208 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
14210 * config/i386/i386.h (TARGET_SAHF): New define.
14211 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
14212 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
14213 (x86_sahf): New global variable.
14214 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
14215 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
14216 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
14217 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
14219 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
14220 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
14221 when expanding fcomi/sahf based tests.
14222 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
14223 expanding sahf based alternative. Emit sahf based sequence when
14224 optimizing for code size.
14225 * config/i386/i386.md (x86_sahf_1): Do not disable for
14226 TARGET_64BIT, enable for TARGET_SAHF.
14228 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
14230 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
14231 spurious whitespace from error message.
14233 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
14236 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
14238 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
14240 * c-decl.c (grokdeclarator): Disable warnings for anonymous
14242 * tree-sra.c (instantiate_element): Propagate disabled warnings
14243 from the element itself to the created variable.
14245 2007-03-07 Richard Henderson <rth@redhat.com>
14248 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
14249 silently fix up the stack in the case of a missing register.
14251 2007-03-07 Paul Brook <paul@codesourcery.com>
14253 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
14255 2007-03-07 Joseph Myers <joseph@codesourcery.com>
14257 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
14259 (phase1_vrs): Use them.
14260 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
14261 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
14262 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
14263 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
14264 __gnu_Unwind_Restore_WMMXC if required.
14265 (_Unwind_VRS_Pop): Implement iWMMXt support.
14266 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
14267 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
14268 gnu_Unwind_Save_WMMXC): Define.
14270 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14272 * config/vxworks.h (vxworks_override_options): Declare.
14273 (VXWORKS_OVERRIDE_OPTIONS): Use it.
14274 * config/vxworks.c: Include target.h and toplev.h.
14275 (vxworks_override_options): New function.
14276 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
14278 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
14280 * config/s390/s390.c (override_options): Don't emit an error when
14281 -mstack-size is used without providing -mstack-guard.
14282 (s390_emit_prologue): Choose stack_guard value automatically if not
14283 provided via command line.
14284 * doc/invoke.texi: Adjust description of -mstack-guard and
14287 2007-03-07 Richard Sandiford <richard@codesourcery.com>
14289 * config/i386/i386.c (output_set_got): Add a GOT initialization
14290 sequence for VxWorks PIC.
14291 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
14292 around labels as well as symbols. Use gotoff_operand instead
14293 of local_symbolic_operand.
14294 (legitimize_pic_address): Use gotoff_operand instead of
14295 local_symbolic_operand. Use @GOT accesses for labels as
14297 (ix86_output_addr_diff_elt): Use PC-relative rather than
14298 GP-relative offsets for VxWorks PIC.
14299 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
14300 no_new_pseudos. Check whether the returned register is op0.
14301 * config/i386/i386.md (tablejump): Use PC-relative rather than
14302 GP-relative offsets for VxWorks PIC.
14303 * config/i386/predicates.md (gotoff_operand): New predicate.
14305 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14307 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
14309 * config/vxworks-dummy.h: New file.
14310 * config/i386/i386.h: Include it.
14312 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
14314 * dwarf2out.c (is_inlined_entry_point): New
14315 (add_high_low_attributes): Emit DW_AT_entry_pc along with
14316 DW_AT_ranges if the first subblock is the entry point.
14318 2007-03-06 David Daney <ddaney@avtrex.com>
14320 * doc/install.texi (mips-*-*): Change recommended binutils
14323 2007-03-06 Anatoly Sokolov <aesok@post.ru>
14325 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
14326 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
14328 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14329 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14331 2007-03-06 Jan Hubicka <jh@suse.cz>
14333 * errors.h (warning, error, fatal, internal_error): Mark as cold.
14334 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
14336 (probably_cold_bb_p): Cold functions are cold.
14337 (probably_never_executed_bb_p): Cold functions are cold.
14338 (tree_bb_level_predictions): Predict calls to cold functions as not
14340 (compute_function_frequency): Check hot/cold attributes.
14341 * function.h (function_frequency): Update comments.
14342 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
14343 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
14344 (c_common_att): Add cold and hot.
14346 * doc/extend.texi (hot,cold attributes): Document.
14348 2007-03-06 Andrew Haley <aph@redhat.com>
14350 * function.c (expand_function_end): Move blockage to just after we
14351 emit the label for the naked return from the function.
14353 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14355 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
14358 2007-03-06 Jan Hubicka <jh@suse.cz>
14360 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
14361 loaded for constant large models. Non-large 64bit PIC can do.
14362 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
14363 * cmodel.h: Add LARGE PIC.
14364 * i386.md (UNSPEC_PLTOFF): New.
14365 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
14367 (*call_1_rex64): Disable for large models.
14368 (*call_1_rex64_large): New.
14369 (*call_value_1_rex64): Disable for large models.
14370 (*call_value_1_rex64_large): New.
14371 (set_rip_rex4): New.
14372 (set_got_offset_rex64): New.
14373 * predicates.md (constant_call_address_operand): For large model
14374 constant calls are not possible.
14375 * i386-protos.h (construct_plt_address): Declare.
14376 * i386.c (override_options): Accept large models.
14377 (ix86_expand_prologue): Expand large PIC GOT pointer load.
14378 (legitimate_constant_p): Add new UNSPECs.
14379 (legitimate_pic_operand_p): Likewise.
14380 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
14381 (legitimize_pic_address): Do easy RIP relative way for TLS only for
14383 (output_pic_addr_const): Add PLTOFF.
14384 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
14385 (ix86_expand_move): Legitimize pic address when in PIC mode.
14386 (construct_plt_address): New function.
14387 (ix86_expand_call): Offload the address to register and use GOT
14388 pointer for large model.
14389 * invoke.texi (mcmodel=large): Update documentation.
14391 2007-03-06 Richard Henderson <rth@redhat.com>
14393 * config/i386/i386.c (x86_use_leave, x86_push_memory,
14394 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
14395 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
14396 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
14397 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
14398 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
14399 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
14400 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
14401 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
14402 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
14403 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14404 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
14405 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14406 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14407 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
14408 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
14409 x86_schedule, x86_use_bt, x86_pad_returns,
14410 x86_use_xchgb): Merge into ...
14411 (ix86_tune_features): ... here. New array.
14412 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14413 x86_bswap): Merge into ...
14414 (ix86_arch_features): ... here. New array.
14415 (x86_3dnow_a): Remove.
14416 (x86_accumulate_outgoing_args): Make static.
14417 (x86_arch_always_fancy_math_387): Make static.
14418 (ix86_tune_mask, ix86_arch_mask): Move ...
14419 (override_options): ... to local variables here. Apply the
14420 appropriate mask to each element of ix86_arch_features and
14421 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
14422 as were done in the old macros.
14423 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
14424 * config/i386/i386.h (x86_use_leave, x86_push_memory,
14425 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
14426 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
14427 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
14428 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
14429 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
14430 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
14431 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
14432 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
14433 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
14434 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14435 x86_accumulate_outgoing_args, x86_prologue_using_move,
14436 x86_epilogue_using_move, x86_decompose_lea,
14437 x86_arch_always_fancy_math_387, x86_shift1,
14438 x86_sse_partial_reg_dependency, x86_sse_split_regs,
14439 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
14440 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
14441 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
14442 x86_use_incdec, x86_pad_returns, x86_bswap,
14443 x86_partial_flag_reg_stall): Remove.
14444 (enum ix86_tune_indices): New.
14445 (ix86_tune_features): New.
14446 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
14447 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
14448 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
14449 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
14450 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
14451 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
14452 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
14453 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
14454 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
14455 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
14456 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
14457 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
14458 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
14459 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
14460 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
14461 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
14462 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
14463 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
14464 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
14465 TARGET_EXT_80387_CONSTANTS): Use it.
14466 (enum ix86_arch_indices): New.
14467 (ix86_arch_features): New.
14468 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
14469 TARGET_BSWAP): Use it.
14470 (ix86_tune_mask, ix86_arch_mask): Remove.
14472 2007-03-06 Joseph Myers <joseph@codesourcery.com>
14475 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
14476 Define using $${sysroot_headers_suffix}.
14477 * configure: Regenerate.
14478 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
14479 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
14481 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
14482 * gcc.c (print_sysroot_headers_suffix): New.
14483 (option_map): Include --print-sysroot-headers-suffix.
14484 (display_help): Mention -print-sysroot-headers-suffix.
14485 (process_command): Handle -print-sysroot-headers-suffix.
14486 (do_spec_1): Append multilib directory to include-fixed path if
14487 sysroot suffixes in use.
14488 (main): Handle -print-sysroot-headers-suffix.
14489 * Makefile.in (start.encap): Don't depend on xlimits.h
14490 (xlimits.h): Remove.
14491 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
14492 limits.h for each multilib in fixinc_list.
14493 (fixinc_list, s-fixinc_list): New.
14494 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
14495 generate them for each multilib in fixinc_list.
14496 (stmp-fixproto): Use include-fixed. Run fixproto for each
14497 multilib in fixinc_list.
14498 (mostlyclean): Don't remove xlimits.h.
14499 (clean): Remove include-fixed.
14500 (real-install-headers-tar, real-install-headers-cpio,
14501 real-install-headers-cp): Don't copy include, only include-fixed.
14502 (install-mkheaders): Depend on fixinc_list. Don't depend on
14503 xlimits.h. Save limits.h files for each multilib in fixinc_list.
14504 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
14505 SYSTEM_HEADER_DIR setting in mkheaders.conf.
14507 2007-03-06 Jan Hubicka <jh@suse.cz>
14509 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
14512 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14514 * configure.ac: Allow tm_file to contain build-directory files.
14515 * configure: Regenerate.
14516 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
14517 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
14518 * config/m68k/print-sysroot-suffix.sh: New file.
14520 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14522 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
14523 of pic_offset_table_rtx if reload_completed.
14524 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
14525 PIC_OFFSET_TABLE_REGNUM.
14526 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
14528 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
14529 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
14531 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14533 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14534 functions that call eh_return.
14536 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14538 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
14539 functions that need a constant pool.
14541 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14544 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
14545 (m68k_preferred_reload_class): Likewise.
14546 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
14547 (SECONDARY_RELOAD_CLASS): Define.
14548 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
14549 (LIMIT_RELOAD_CLASS): Delete.
14550 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
14551 registers from storing bytes.
14552 (m68k_secondary_reload_class): New function.
14553 (m68k_preferred_reload_class): Likewise.
14555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14557 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
14559 (m68k_expand_prologue): Likewise.
14561 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14563 * config/m68k/m68k-protos.h (output_sibcall): Declare.
14564 (mips_expand_epilogue): Add a bool parameter.
14565 (m68k_legitimize_sibcall_address): Declare.
14566 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
14567 (m68k_expand_epilogue): Add a parameter to select between sibling
14568 and normal epilogues. Only generate a return for the latter.
14569 (m68k_ok_for_sibcall_p): New function.
14570 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
14571 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
14572 (sibcall_value, *sibcall_value): Likewise.
14573 (*call, *call_value): Require !SIBLING_CALL_P.
14574 (epilogue): Update call to m68k_expand_epilogue.
14575 (sibcall_epilogue): New pattern.
14576 * config/m68k/predicates.md (const_call_operand): Say that this
14577 predicate applies to sibling calls too.
14578 (sibcall_operand): New predicate.
14580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14582 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
14583 alternatives as movsi_cf.
14584 (movsf_cf_hard): Add commentary.
14586 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
14587 Richard Sandiford <richard@codesourcery.com>
14589 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
14590 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
14591 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
14592 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
14593 as being live on exit from an interrupt function.
14594 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
14595 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
14596 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
14597 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
14598 (m68k_interrupt_function_p): Globalize.
14599 (m68k_compute_frame_layout): Remove reverse mask code.
14600 (m68k_emit_movem, m68k_set_frame_related): New functions.
14601 (m68k_output_function_prologue): Delete in favor of...
14602 (m68k_expand_prologue): ...this new function.
14603 (m68k_output_function_epilogue): Delete in favor of...
14604 (m68k_expand_epilogue): ...this new function.
14605 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
14607 (print_operand): Handle %?.
14608 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
14609 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
14610 (prologue, epilogue): New patterns.
14611 (return): Turn into a define_expand.
14612 (*return): New pattern, derived from old "return" pattern. Use rte
14613 rather than rts for interrupt functions. Only use rtd if the pop
14615 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
14616 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
14617 (link, *link, unlink, *unlink, load_got): Likewise.
14619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
14623 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
14624 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
14625 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
14626 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
14627 and m68k_matches_u_p.
14628 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
14629 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
14630 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
14631 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
14632 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
14633 (REG_STRICT_P): New macro.
14634 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
14635 PCREL_GENERAL_OPERAND_OK.
14636 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
14637 m68k_legitimate_base_reg_p.
14638 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
14639 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
14640 (PIC_CASE_VECTOR_ADDRESS): Update comment.
14641 * config/m68k/m68k.c (m68k_address): New structure.
14642 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
14643 (m68k_decompose_index, m68k_legitimate_constant_address_p)
14644 (m68k_jump_table_ref_p, m68k_decompose_address)
14645 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
14646 (m68k_matches_u_p): New functions.
14647 (print_operand_address): Rewrite to use m68k_decompose_index.
14649 2007-03-05 David Taylor <dtaylor@emc.com>
14651 * gcc.c: Correct copyright date in --version output.
14653 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14655 * pa.md: In unamed move patterns, disparge copies between general
14656 and floating point registers using '?' modifier. Don't include 'f'
14657 constraint for register preferences in DImode, SImode, HImode and
14658 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
14659 Remove constraints for copies between general and floating registers
14660 in soft-float DFmode pattern.
14661 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
14665 2007-03-05 Mike Stump <mrs@apple.com>
14667 * c-common.c (targetcm): Add.
14668 * c-opts.c (c_common_handle_option): Handle language specific
14670 * opts.c (handle_option): Verify language for target options, if
14672 * opth-gen.awk: Add CL_LANG_ALL.
14673 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
14674 (TARGETCM_INITIALIZER): Add.
14675 * target.h (struct gcc_targetcm): Add.
14677 * targhooks.c (default_handle_c_option): Add.
14678 * targhooks.h (default_handle_c_option): Add.
14679 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
14681 * config/darwin.opt (iframework): Add.
14682 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
14683 * config/darwin-c.c (handle_c_option): Add.
14684 (TARGET_HANDLE_C_OPTION): Add.
14686 * doc/invoke.texi (Darwin Options): Add -iframework.
14688 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14690 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
14693 2007-03-05 Ian Lance Taylor <iant@google.com>
14695 * c.opt (fgnu89-inline): New option.
14696 * c-opts.c (c_common_post_options): Set default value for
14698 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
14699 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
14701 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
14702 (grokdeclarator, start_function): Likewise.
14703 * c-cppbuiltin.c (c_cpp_builtins): Define either
14704 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
14705 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
14706 (C Dialect Options): Document -fgnu89-inline.
14707 * doc/extend.texi (Function Attributes): Explain what the
14708 gnu_inline attribute does.
14709 * doc/cpp.texi (Common Predefined Macros): Document
14710 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14712 2007-03-05 Ian Lance Taylor <iant@google.com>
14714 PR tree-optimization/31034
14715 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
14716 half-range if the other side is an overflow infinity.
14718 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14720 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
14721 (bfin*-linux-uclibc*): New configuration.
14722 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
14724 * config/bfin/linux.h: New file.
14725 * config/bfin/libgcc-bfin.ver: New file.
14726 * config/bfin/t-bfin-uclinux: New file.
14727 * config/bfin/t-bfin-linux: New file.
14728 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
14729 (TARGET_OS_CPP_BUILTINS): New macro.
14731 2007-03-05 Richard Guenther <rguenther@suse.de>
14733 * fold-const.c (fold_binary): Remove duplicate folding
14734 of comparison of non-null ADDR_EXPR against null.
14736 2007-03-05 Richard Guenther <rguenther@suse.de>
14737 Dorit Nuzman <dorit@il.ibm.com>
14739 PR tree-optimization/26420
14740 * tree-vectorizer.c (vectorize_loops): Bail out early if there
14741 are no loops in the function. Only print the number of
14742 vectorized loops if it is greater than zero or we are supposed
14743 to print information about unvectorized loops.
14745 2007-03-05 Revital Eres <eres@il.ibm.com>
14747 * gcc.dg/var-expand1.c: New test.
14748 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
14749 when an accumulator is expanded.
14751 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14754 * c-common.c (convert_and_check): Don't give warnings for
14755 conversion if 'expr' already overflowed.
14757 2007-03-04 Roger Sayle <roger@eyesopen.com>
14759 PR middle-end/30744
14760 * fold-const.c (fold_comparison): Enforce type consistency when
14761 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
14763 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
14765 * tree-ssa-address.c (create_mem_ref): Do not put an expression
14766 containing a cast to the base of TARGET_MEM_REF.
14768 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
14770 * tree.c (tree_contains_struct_check_failed): Remove spurious
14771 whitespace from error message.
14773 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
14776 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
14777 instead of precision.
14779 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
14780 Nathan Sidwell <nathan@codesourcery.com>
14782 * emit-rtl.c (find_auto_inc): New.
14783 (try_split): recreate REG_INC notes,
14784 Use regular for loops rather than whiles.
14786 2007-03-03 Andreas Schwab <schwab@suse.de>
14788 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
14789 * configure: Regenerate.
14791 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14793 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
14794 flag_rounding_math, not flag_unsafe_math_optimizations.
14796 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
14798 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
14799 alpha_fold_vector_minmax): Likewise.
14800 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
14801 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
14803 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14805 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
14806 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
14807 if the lhs has side-effects.
14808 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
14810 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14812 * config/i386/i386.h (TUNEMASK): Remove define.
14813 (ARCHMASK): Remove define.
14814 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
14815 Use ix86_arch_mask variable instead of ARCHMASK.
14816 * config/i386/i386.c (override_options): Ditto.
14817 (standard_80387_constant_p): Ditto.
14819 2007-03-02 Ian Lance Taylor <iant@google.com>
14821 Used signed infinities in VRP.
14822 * tree-vrp.c (uses_overflow_infinity): New static function.
14823 (supports_overflow_infinity): New static function.
14824 (make_overflow_infinity): New static function.
14825 (negative_overflow_infinity): New static function.
14826 (positive_overflow_infinity): New static function.
14827 (is_negative_overflow_infinity): New static function.
14828 (is_positive_overflow_infinity): New static function.
14829 (is_overflow_infinity): New static function.
14830 (overflow_infinity_range_p): New static function.
14831 (compare_values_warnv): New function split out of compare_values.
14832 (compare_value): Call it.
14833 (set_value_range_to_nonnegative): Add overflow_infinity
14834 parameter. Change caller.
14835 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
14837 (vrp_expr_computes_nonzero): Likewise.
14838 (compare_ranges, compare_range_with_value): Likewise.
14839 (compare_name_with_value, compare_names): Likewise.
14840 (vrp_evaluate_conditional): Likewise.
14841 (set_value_range): Handle infinity
14842 (vrp_operand_equal_p, operand_less_p): Likewise.
14843 (extract_range_from_assert): Likewise.
14844 (vrp_int_const_binop): Likewise.
14845 (extract_range_from_binary_expr): Likewise.
14846 (extract_range_from_unary_expr): Likewise.
14847 (extract_range_from_comparison): Likewise.
14848 (extract_range_from_expr): Likewise.
14849 (dump_value_range): Likewise.
14850 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
14851 (test_for_singularity): Likewise.
14852 (vrp_int_const_binop): Remove inline qualifier.
14853 (adjust_range_with_scev): Add comment.
14854 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
14856 2007-03-02 Diego Novillo <dnovillo@redhat.com>
14858 * tree-ssa-structalias.c (could_have_pointers): Tidy.
14859 (get_constraint_for): Likewise.
14860 (do_structure_copy): Likewise.
14861 (find_func_aliases): Fix references to MODIFY_EXPR.
14862 (intra_create_variable_infos): Tidy.
14863 * tree-ssa-operands.c (add_virtual_operand): Add argument
14865 When adding members of alias sets, if IS_CALL_SITE is true and
14866 the symbol is not call-clobbered, skip it.
14867 Adjust all callers.
14869 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
14871 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
14872 entry by means of emit_insn_at_entry.
14874 2007-03-02 Richard Henderson <rth@redhat.com>
14876 * expr.h (promoted_input_arg): Remove decl.
14877 * function.c (promoted_input_arg): Merge into ...
14878 * combine.c (setup_incoming_promotions): ... only caller.
14879 Rearrange to avoid double loop.
14881 2007-03-02 Ben Elliston <bje@au.ibm.com>
14882 Peter Bergner <bergner@vnet.ibm.com>
14883 Janis Johnson <janis187@us.ibm.com>
14885 * config/rs6000/dfp.md: New file.
14886 * config/rs6000/rs6000.md: Include dfp.md.
14887 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
14888 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
14889 and TDmode decimal float modes in FP registers.
14890 (num_insns_constant): Likewise.
14891 (rs6000_legitimate_offset_address_p): Likewise.
14892 (rs6000_legitimize_address): Likewise.
14893 (rs6000_legitimize_reload_address): Likewise.
14894 (rs6000_legitimate_address): Likewise.
14895 (rs6000_emit_move): Likewise.
14896 (function_arg_boundary): Likewise.
14897 (function_arg_advance): Likewise.
14898 (rs6000_darwin64_record_arg_recurse): Likewise.
14899 (function_arg): Likewise.
14900 (rs6000_gimplify_va_arg): Likewise.
14901 (rs6000_split_multireg_move): Likewise.
14902 (rs6000_output_function_epilogue): Likewise.
14903 (rs6000_output_function_epilogue): Likewise.
14904 (rs6000_register_move_cost): Likewise.
14905 (rs6000_function_value): Likewise.
14906 (rs6000_libcall_value): Likewise.
14908 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14910 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
14912 2007-03-02 Richard Sandiford <richard@codesourcery.com>
14914 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
14915 Use $MULTIDIR to choose between the kernel and RTP headers,
14916 and use $WIND_BASE and $WIND_USR to locate them.
14918 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14920 * config/i386/i386.c (override_options): Put initialization of
14921 ix86_tune_mask and ix86_arch_mask to the correct place.
14923 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
14924 Michael Meissner <michael.meissner@amd.com>
14927 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
14928 (ARCHMASK): Define.
14929 (TARGET_CMOVE): Use ARCHMASK.
14930 (TARGET_CMPXCHG): Ditto.
14931 (TARGET_CMPXCHG8B): Ditto.
14932 (TARGET_XADD): Ditto.
14933 (TARGET_BSWAP): Ditto.
14934 * config/i386/i386.c (ix86_tune_mask): New global variable.
14935 (ix86_arch_mask): Ditto.
14936 (override_options): Initialize ix86_tune_mask and
14937 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
14940 2007-03-02 Ben Elliston <bje@au.ibm.com>
14943 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
14945 2007-03-02 Joseph Myers <joseph@codesourcery.com>
14947 * target.h (init_dwarf_reg_sizes_extra): New target hook.
14948 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
14949 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
14950 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
14952 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
14953 rs6000_init_dwarf_reg_sizes_extra): New.
14954 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
14955 SPE register high parts.
14957 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
14959 * Makefile.in: Add install-pdf target as
14960 copied from automake v1.10 rules.
14961 * configure.ac: Add install-pdf to target list.
14962 * configure: Regenerate.
14964 2007-03-01 Paul Brook <paul@codesourcery.com>
14966 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
14967 modes to LDRD for DImode.
14968 (output_move_double): Fixup out of range ldrd/strd.
14969 (vfp_secondary_reload_class): Rename...
14970 (coproc_secondary_reload_class): ... to this. Add wb argument.
14971 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
14972 coproc_secondary_reload_class for CLASS_IWMMXT.
14973 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
14974 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
14976 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14978 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
14979 unroll factor by the estimated number of iterations.
14980 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
14981 than prefetch latency.
14983 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
14984 decode_caches_intel, detect_caches_intel): New functions.
14985 (host_detect_local_cpu): Use detect_caches_amd and
14986 detect_caches_intel.
14988 2007-03-01 Richard Henderson <rth@redhat.com>
14990 * expr.c (emit_move_complex_push): Export.
14991 (emit_move_complex_parts): Split out from ...
14992 (emit_move_complex): ... here.
14993 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14994 * config/i386/i386.md (movcdi): New.
14996 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
14998 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
14999 size of mode1 to check for tieable modes in MMX case.
15001 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15003 * Makefile.in (rtlanal.o): Depend on tree.h.
15004 * rtl.h (offset_within_section_p, split_const): Declare.
15005 * rtlanal.c: Include tree.h.
15006 (offset_within_block_p): New function, taken from
15007 mips_offset_within_object_p.
15008 (split_const): New function, taken from mips_split_const.
15009 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15011 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15012 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15013 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15014 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15015 (m68k_illegitimate_symbolic_constant_p): New function.
15016 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15017 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15018 symbolic constant that might be outside the symbol's section,
15019 move the symbol first and then add the offset.
15020 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15022 * config/mips/mips.c (mips_split_const): Delete.
15023 (mips_offset_within_object_p): Delete.
15024 (mips_symbolic_constant_p): Use offset_within_section_p and
15025 split_const instead of mips_offset_within_object_p and
15027 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15028 (mips_legitimize_const_move, print_operand_reloc)
15029 (mips_dangerous_for_la25_p): Use split_const instead of
15032 2007-02-28 Eric Christopher <echristo@apple.com>
15034 * Makefile.in (install-include-dir): Don't rm -rf include.
15036 2007-02-28 Richard Guenther <rguenther@suse.de>
15038 PR middle-end/30364
15039 * fold-const.c (fold_binary): Do not associate expressions
15040 with more than one variable for integer types that do not wrap.
15042 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15044 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15045 Delete, and replace with...
15046 (fold_builtin_call_array): This. Update callers to use it.
15047 * fold-const.c (fold_build_call_list): Delete, and replace with...
15048 (fold_build_call_array): This.
15049 (fold_build_call_list_initializer): Delete, and replace with...
15050 (fold_build_call_array_initializer): This.
15051 * tree.h: Update declarations to reflect above changes.
15053 * c-typeck.c (build_function_call): Store converted arguments
15054 in a stack-allocated array instead of building a list.
15055 (convert_arguments): Store arguments in the array passed in as an
15056 argument, and return the actual number of arguments.
15057 * c-format.c: (check_function_format): Pass arguments in an
15058 array instead of a list.
15059 * c-common.c (check_function_nonnull): Likewise.
15060 (check_function_sentinel): Likewise.
15061 (check_function_arguments): Likewise.
15062 * c-common.h: Update declarations to reflect above changes.
15064 2007-02-28 Jan Hubicka <jh@suse.cz>
15066 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15067 PRED_NEGATIVE_RETURN): Update outcomes.
15069 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15071 * calls.c (emit_library_call_value_1): Handle partial registers
15072 correctly when building up CALL_INSN_FUNCTION_USAGE.
15074 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15076 * pa/predicates.md (move_src_operand): Allow zero for mode.
15077 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15080 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15083 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15084 *movv2df_internal): Enable pattern only for valid operand
15086 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15087 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15089 2007-02-27 Mike Stump <mrs@apple.com>
15091 * config/darwin-crt3.c: Avoid compilation when compiling for a
15094 2007-02-27 Joseph Myers <joseph@codesourcery.com>
15096 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
15098 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
15099 for fixed headers and limits.h.
15100 (install-include-dir, install-headers-tar, install-headers-cpio,
15101 install-headers-cp, real-install-headers-tar,
15102 real-install-headers-cpio, real-install-headers-cp): Handle
15103 include-fixed as well as include.
15104 (install-mkheaders): Don't install files that go only in include
15106 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
15107 from GCC_INCLUDE_DIR.
15108 * gcc.c (process_command): Remove special -BstageN/ handling.
15109 (do_spec_1): Add include-fixed directories.
15111 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15113 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
15115 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
15117 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
15120 2007-02-27 Mark Mitchell <mark@codesourcery.com>
15122 * c-common.c (get_priority): Add check for
15123 SUPPORTS_INIT_PRIORITY.
15125 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15127 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
15129 * config/bfin/bfin.c: Include "cfglayout.h".
15130 (MAX_LSETUP_DISTANCE): New macro.
15131 (struct loop_info): New members incoming, incoming_src and
15132 incoming_dest. Delete member predecessor.
15133 (length_for_loop): New function.
15134 (bfin_optimize_loop): Handle more different loop structures.
15135 (bfin_discover_loop): Rework detection of predecessor blocks by
15136 examining incoming edges.
15137 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
15139 (bfin_reorder_loops): New function.
15140 (bfin_reorg_loops): Use these three new functions.
15142 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
15143 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
15144 (CONSTRAINT_LEN): Add entry for 'q'.
15145 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
15146 Add 'q' constraints.
15147 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
15148 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
15150 * config/bfin/bfin.md (add_with_carry): New pattern.
15151 (s_or_u, su_optab, su_modifier): New code macros/attrs.
15152 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
15153 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
15154 support unsigned multiplies too. Removed incorrect commutativity from
15155 operand 1 constraint where appropriate.
15156 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
15158 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
15159 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
15161 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
15162 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
15163 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
15164 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
15165 usmulhisi_hh_huh): New patterns.
15167 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
15168 lshifthi3): Fix output template to use half reg for operand 2.
15170 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
15173 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
15175 2007-02-27 Andreas Schwab <schwab@suse.de>
15177 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
15179 2007-02-27 Jan Hubicka <jh@suse.cz>
15181 * predict.c (last_basic_block_p): Remove.
15182 (tree_estimate_probability): Update return heuristic for commonized
15185 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15187 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
15189 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
15191 * doc/include/gcc-common.texi (versionsubtitle): New macro.
15192 * doc/cpp.texi: Standardize title page.
15193 * doc/cppinternals.texi: Likewise.
15194 * doc/gcc.texi: Standardize title page, remove version number
15195 from copyright page.
15196 * doc/gccint.texi: Likewise.
15197 * doc/install.texi: Standardize title page, add table of
15200 2007-02-26 Jan Hubicka <jh@suse.cz>
15202 * predict.def: Set outcomes according to more recent results.
15203 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
15204 Remove dead predictors.
15205 * predict.c (return_prediction): Fix pasto.
15207 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15209 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
15210 change; avoid a memory leak when returning early.
15212 2007-02-26 Mark Mitchell <mark@codesourcery.com>
15214 * c-decl.c (static_ctors): Move to c-common.c.
15215 (static_dtors): Likewise.
15216 (finish_function): Use c_record_cdtor_fn.
15217 (build_cdtor): Move to c-common.c.
15218 (c_write_global_declarations): Use c_build_cdtor_fns.
15219 * c-common.h (static_ctors): Declare.
15220 (static_dtors): Likewise.
15221 (c_record_cdtor_fn): Likewise.
15222 (c_build_cdtor_fns): Likewise.
15223 * c-common.c (static_ctors): New variable.
15224 (static_dtors): Likewise.
15225 (c_record_cdtor_fn): New function.
15226 (build_cdtor): Move from c-decl.c
15227 (c_build_cdtor_fns): New function.
15229 * output.h (assemble_addr_to_section): Declare.
15230 (get_cdtor_priority_section): Likewise.
15231 * varasm.c (assemble_addr_to_section): New function.
15232 (get_cdtor_priority_section): Likewise.
15233 (default_named_section_asm_out_destructor): Use them.
15234 (destor_dtor_section_asm_out_destructor): Likewise.
15235 (default_named_section_asm_out_constructor): Likewise.
15236 (default_ctor_section_asm_out_constructor): Likewise.
15237 * config.gcc (*-*-vxworks*): Include vxworks.o.
15238 * config/t-vxworks (vxworks.o): New target.
15239 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
15240 (TARGET_ASM_CONSTRUCTOR): Define.
15241 (TARGET_ASM_DESTRUCTOR): Likewise.
15242 (vxworks_asm_out_constructor): Declare.
15243 (vxworks_asm_out_destructor): Likewise.
15245 * c-common.c (get_priority): Check that we have not just an
15246 INTEGER_CST, but an integer constant with integeral type.
15248 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
15250 PR tree-optimization/30938
15251 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
15252 use &dt[nargs-1] instead of &dt[nargs] in the call to
15253 vect_is_simple_use().
15255 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
15257 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
15258 from register elimination as PRE_MODIFY / POST_MODIFY increments.
15259 Do not attempt to handle MEM inside auto-inc expressions.
15260 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
15261 of a register modified by an auto-inc expression. However, do handle
15262 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
15263 (elimination_effects): Prohibit elimination of a register modified
15264 by an auto-inc expression. Disable register elimination rules whose
15265 target register is modified by an auto-inc expression with variable
15268 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15270 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
15272 (array_at_struct_end_p): New function.
15273 (idx_infer_loop_bounds): Use it.
15274 (estimate_numbers_of_iterations_loop): Export.
15275 * predict.c (predict_loops): Use estimated_loop_iterations_int.
15276 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
15277 (tree_estimate_probability): Call record_loop_exits.
15278 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
15279 (estimated_loop_iterations, estimated_loop_iterations_int,
15280 estimated_loop_iterations_tree): New functions.
15281 (analyze_siv_subscript_cst_affine,
15282 compute_overlap_steps_for_affine_1_2,
15283 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
15284 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
15285 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
15286 (PRED_LOOP_ITERATIONS_GUESSED): New.
15287 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
15288 * cfgloop.h (estimate_numbers_of_iterations_loop,
15289 estimated_loop_iterations_int): Declare.
15291 2007-02-25 Mark Mitchell <mark@codesourcery.com>
15293 * doc/extend.texi: Document optional priority argument to
15294 constructors and destructors.
15295 * tree.c (init_priority_for_decl): Adjust GTY markers.
15296 (init_ttree): Use priority-info hash functions for
15297 init_priority_for_decl.
15298 (tree_map_eq): Rename to ...
15299 (tree_map_base_eq): ... this.
15300 (tree_map_marked_p): Rename to ...
15301 (tree_map_base_marked_p): ... this.
15302 (tree_map_base_hash): New function.
15303 (decl_init_priority_lookup): Rework.
15304 (decl_fini_priority_lookup): New function.
15305 (decl_priority_info): New function.
15306 (decl_init_priority_insert): Use it.
15307 (decl_fini_priority_insert): Likewise.
15308 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
15310 (decl_restrict_base_insert): Likewise.
15311 (decl_debug_expr_insert): Likewise.
15312 (decl_value_expr_lookup): Likewise.
15313 (decl_value_expr_insert): Likewise.
15314 * tree.h (priority_type): New type.
15315 (decl_init_priority_lookup): Use priority_type.
15316 (decl_fini_priority_lookup): New function.
15317 (decl_init_priority_insert): Use priority_type.
15318 (decl_fini_priority_insert): New function.
15319 (DECL_HAS_INIT_PRIORITY): Tweak comments.
15320 (DECL_INIT_PRIORITY): Likewise.
15321 (SET_DECL_INIT_PRIORITY): Add comment.
15322 (DECL_FINI_PRIORITY): New macro.
15323 (SET_DECL_FINI_PRIORITY): Likewise.
15324 (DEFAULT_INIT_PRIORITY): Document.
15325 (MAX_INIT_PRIORITY): Likewise.
15326 (MAX_RESERVED_INIT_PRIORITY): Likewise.
15327 (tree_map_base): New type.
15328 (tree_map_base_eq): New function.
15329 (tree_map_base_hash): Likewise.
15330 (tree_map_base_marked_p): Likewise.
15331 (tree_map): Inherit from tree_map_base.
15332 (tree_map_eq): Make it a macro.
15333 (tree_map_marked_p): Likewise.
15334 (tree_int_map): Inherit from tree_map_base.
15335 (tree_int_map_eq): Make it a macro.
15336 (tree_int_map_hash): Likewise.
15337 (tree_int_map_marked_p): Likewise.
15338 (tree_priority_map): New type.
15339 (tree_priority_map_eq): New macro.
15340 (tree_priority_map_hash): Likewise.
15341 (tree_priority_map_marked_p): Likewise.
15342 * varasm.c (emults_decl): Adjust for refactoring of tree_map
15344 (emutls_common_1): Likewise.
15345 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
15346 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
15347 of tree_map hierarchy.
15348 * tree-cfg.c (move_stmt_r): Likewise.
15349 (new_label_mapper): Likewise.
15350 * c-tree.h (c_expand_body): Move to ...
15351 * c-common.h (c_expand_body): ... here.
15352 * c-decl.c (c_expand_body): Move to ...
15353 * c-common.c (c_expand_body): ... here.
15354 (c_common_attribute_table): Allow 1 argument for the constructor
15355 and destructor attributes.
15356 (get_priority): New function.
15357 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
15358 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
15360 2007-02-24 Jan Hubicka <jh@suse.cz>
15362 PR middle-end/30509
15363 * tree-inline.c (copy_bb): Produce exact copy of EH info when
15364 copying for inlining.
15366 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15367 Jan Hubicka <jh@suse.cz>
15370 * i386.c (counter_mode): New function.
15371 (expand_set_or_movmem_via_loop): Use it.
15372 (expand_movmem_epilogue): Likewise; fix pasto.
15373 (ix86_expand_movmem): Do emit guard even for constant counts.
15374 (ix86_expand_setmem): Likewise.
15376 2007-02-25 Nick Clifton <nickc@redhat.com>
15378 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
15379 (JUMP_TABLES_IN_TEXT_SECTION): Define.
15381 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
15384 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
15385 count argument with 0x10, not with 0x16.
15386 (expand_setmem_epilogue): Ditto.
15388 2007-02-24 Mike Stump <mrs@apple.com>
15390 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
15393 2007-02-24 Richard Guenther <rguenther@suse.de>
15395 PR middle-end/30951
15396 * fold-const.c (fold_binary): Fold x +- CST op x for
15397 EQ_EXPR and NE_EXPR.
15399 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15401 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
15403 2007-02-24 Jan Hubicka <jh@suse.cz>
15405 * cgraphunit.c (decide_is_function_needed): Honor
15406 -fkeep-inline-functions.
15408 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15410 * builtins.c (fold_builtin_modf): New.
15411 (fold_builtin_2): Use it.
15413 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
15415 * loop-iv.c (implies_p): Detect additional cases where A implies B.
15416 (determine_max_iter): Take additional LOOP arg; all callers changed.
15417 Lose broken logic dealing with PLUS. Try to limit the upper bound by
15418 one using simplifications.
15419 (simplify_using_initial_values): Return if the expression becomes
15420 invalid due to altered regs.
15422 2007-02-23 DJ Delorie <dj@redhat.com>
15424 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
15426 2007-02-23 Mike Stump <mrs@apple.com>
15428 * tlink.c (scan_linker_output): Parse linker messages from
15429 darwin9's linker better.
15431 2007-02-23 Steve Ellcey <sje@cup.hp.com>
15434 * varpool.c (varpool_assemble_pending_decls): Set
15435 varpool_last_needed_node to null.
15437 2007-02-23 DJ Delorie <dj@redhat.com>
15439 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15440 alignment bigger than the object file can handle.
15442 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15445 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
15446 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
15447 (*movsf_1): Penalize MMX moves.
15449 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15451 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
15452 2^32-1 or more times unless flag_unsafe_loop_optimizations.
15454 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15456 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15458 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
15459 (fold_builtin_1): Use them.
15460 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15461 BUILT_IN_SIGNIFICAND.
15463 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15465 * config/i386/i386.c (bdesc_1arg): Initialize
15466 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
15467 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
15468 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
15469 and IX86_BUILTIN_MOVSLDUP.
15471 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
15473 PR rtl-optimization/30841
15474 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
15476 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15478 * builtins.c (fold_builtin_frexp): New.
15479 (fold_builtin_2): Use it.
15481 2007-02-22 Mark Mitchell <mark@codesourcery.com>
15483 * doc/invoke.texi (Spec Files): Document getenv spec function.
15485 * gcc.c (getenv_spec_function): New function.
15486 (static_spec_functions): Add it.
15487 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
15488 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
15491 2007-02-22 Michael Matz <matz@suse.de
15494 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
15495 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15497 2007-02-22 Ian Lance Taylor <iant@google.com>
15500 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
15501 (mem_loc_descriptor): Call it.
15503 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
15504 Ira Rosen <irar@il.ibm.com>
15506 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
15508 2007-02-22 Ira Rosen <irar@il.ibm.com>
15510 PR tree-optimization/30843
15511 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
15512 stores only after all the group is vectorized.
15514 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
15516 PR tree-optimization/30858
15517 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
15518 in the reduction cycle have a single use in the loop.
15519 * tree-vectorizer.h (relevant): Add documentation.
15521 2007-02-20 Mike Stump <mrs@apple.com>
15523 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
15524 * configure: Regenerate.
15526 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15528 Change the defaults of some parameters and options.
15529 * config/spu/spu-protos.h (spu_optimization_options): Declare.
15530 * config/spu/spu.c (spu_optimization_options): Add.
15531 (spu_override_options): Change params in spu_optimization_options.
15532 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
15534 Register 127 is only 16 byte aligned when used as a frame pointer.
15535 * config/spu/spu-protos.h (spu_init_expanders): Declare.
15536 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
15537 HARD_FRAME_POINTER_REGNUM.
15538 (spu_legitimate_address): Use regno_aligned_for_reload.
15539 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
15540 aligned when frame_pointer_needed is true.
15541 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
15543 * config/spu/spu.h (INIT_EXPANDERS): Define.
15545 Make sure shift and rotate instructions have valid immediate operands.
15546 * config/spu/predicates.md (spu_shift_operand): Remove.
15547 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
15548 * config/spu/constraints.md (W, O): Extend range.
15549 * config/spu/spu.md (umask, nmask): Define.
15550 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
15551 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
15552 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
15553 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
15554 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
15555 (lshr<mode>3_reg): Fix rtl description.
15557 Make sure mulhisi immediate operands are valid.
15558 * config/spu/predicates.md (imm_K_operand): Add.
15559 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
15561 Generate constants using fsmbi and andi.
15562 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
15563 (print_operand, spu_split_immediate, classify_immediate,
15564 fsmbi_const_p): Handle IC_FSMBI2.
15566 Correctly handle a CONST_VECTOR containing symbols.
15567 * config/spu/spu.c (print_operand): Handle HIGH correctly.
15568 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
15569 (immediate_load_p): Allow symbols that use 2 instructions to create.
15570 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
15571 with symbols when flag_pic is set.
15572 (const_vector_immediate_p): New.
15573 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
15574 accept a CONST_VECTOR with symbols.
15575 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
15576 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
15578 * config/spu/spu.md (high, low): Delete.
15579 (low_<mode>): Define.
15581 Remove INTRmode and INTR_REGNUM, which didn't work.
15582 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
15584 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
15585 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
15586 peephole2 pattern): Don't use INTR or 131.
15587 (movintrcc): Delete.
15588 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
15589 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
15590 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
15591 (UNSPEC_SET_INTR): Add.
15592 * config/spu/spu-modes.def (INTR): Remove.
15594 More accurate warnings about run-time relocations.
15595 * config/spu/spu.c (reloc_diagnostic): Test in_section.
15597 Correctly warn about immediate arguments to specific intrinsics.
15598 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
15599 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
15600 the instruction predicate.
15602 Fix tree check errors with latest update.
15603 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
15605 (spu_expand_builtin): Use CALL_EXPR_FN.
15607 Add missing specific intrinsics.
15608 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
15610 * config/spu/spu_internals.h: Ditto.
15612 Fix incorrect operand modifiers.
15613 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
15614 * config/spu/spu.md (xor<mode>3): Change %S to %J.
15616 Optimize one case of zero_extend of a vec_select.
15617 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
15619 Accept any immediate for hbr.
15620 * config/spu/spu.md (hbr): Change s constraints to i.
15622 2007-02-21 Paul Brook <paul@codesourcery.com>
15624 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
15625 condexec_count when skipping USE and CLOBBER.
15627 2007-02-21 Nick Clifton <nickc@redhat.com>
15629 * common.opt (Warray-bounds): Add Warning attribute.
15630 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
15632 (fsized-zeroes): Add Optimization attribute.
15633 (fsplit-wide-types, ftree-scev-cprop): Likewise.
15634 * c.opt (Wc++0x-compat): Add Warning attribute.
15636 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15638 PR middle-end/30761
15639 * reload1.c (eliminate_regs_in_insn): In the single_set special
15640 case, attempt to re-recognize the insn before falling back to
15641 having reload fix it up.
15643 2007-02-20 Eric Christopher <echristo@gmail.com>
15645 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
15646 Rewrite accordingly.
15647 (frv_read_iacc_argument): Ditto.
15648 (frv_expand_set_builtin): Take a call instead of arglist, update for
15650 (frv_expand_unop_builtin): Ditto.
15651 (frv_expand_binop_builtin): Ditto.
15652 (frv_expand_cut_builtin): Ditto.
15653 (frv_expand_binopimm_builtin): Ditto.
15654 (frv_expand_voidbinop_builtin): Ditto.
15655 (frv_expand_int_void2arg): Ditto.
15656 (frv_expand_prefetches): Ditto.
15657 (frv_expand_voidtriop_builtin): Ditto.
15658 (frv_expand_voidaccop_builtin): Ditto.
15659 (frv_expand_load_builtin): Ditto.
15660 (frv_expand_store_builtin): Ditto.
15661 (frv_expand_mdpackh_builtin): Ditto.
15662 (frv_expand_mclracc_builtin): Ditto.
15663 (frv_expand_mrdacc_builtin): Ditto.
15664 (frv_expand_mwtacc_builtin): Ditto.
15665 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
15668 2007-02-20 Janis Johnson <janis187@us.ibm.com>
15670 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
15671 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
15673 (HAVE_GAS_DFP): Check for assembler support of decimal floating
15674 point instructions.
15675 * configure: Regenerate.
15676 * config.in: Regenerate.
15677 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
15678 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
15679 masks to power6 and power6x and to POWERPC_MASKS.
15680 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15682 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
15683 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
15684 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15685 Access PROTOTYPE as variable, not mask.
15687 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15689 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
15690 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
15691 * combine.c (adjust_for_new_dest): Use it.
15692 * postreload.c (reload_combine): Likewise.
15694 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
15696 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
15697 notes on an insn with multiple sets, even if single_set returns
15698 non-NULL for that insn.
15700 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15702 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
15703 scalbn and scalbln.
15705 2007-02-20 Geoffrey Keating <geoffk@apple.com>
15707 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
15708 if user didn't pass it.
15709 * config/i386/darwin.h (CC1_SPEC): Likewise.
15710 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
15711 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
15712 -mmacosx-version-min.
15714 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15715 Uros Bizjak <ubizjak@gmail.com>
15717 * optabs.h (enum optab_index): Add new OTI_scalb.
15718 (scalb_optab): Define corresponding macro.
15719 * optabs.c (init_optabs): Initialize scalb_optab.
15720 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
15722 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
15723 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
15724 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
15725 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
15726 flag_unsafe_math_optimizations is set.
15728 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
15729 to implement scalbf, scalb and scalbl built-ins as inline x87
15732 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15733 DJ Delorie <dj@redhat.com>
15736 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
15737 (diagnostic_report_diagnostic): ... here, and turn them into real
15738 errors. If warnings are inhibited, no need to do anything.
15740 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
15742 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
15743 better code generation.
15745 2007-02-20 Ben Elliston <bje@au.ibm.com>
15747 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
15749 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
15751 * config/alpha/alpha.c, config/alpha/alpha.md,
15752 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
15753 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
15754 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
15755 config/arm/lib1funcs.asm: Follow spelling conventions.
15757 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
15758 config/fr30/fr30.md, config/i386/i386.h,
15759 config/iq2000/iq2000.h, config/iq2000/predicates.md,
15760 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
15761 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
15762 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
15763 config/rs6000/altivec.md, config/rs6000/rs6000.c,
15764 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
15765 config/sparc/sparc.c, config/sparc/sparc.h,
15766 config/sparc/sparc.md, config/spu/constraints.md,
15767 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
15770 2007-02-20 Alan Modra <amodra@bigpond.net.au>
15773 * varasm.c (use_blocks_for_decl_p): Return false for decls with
15776 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15778 * doc/invoke.texi (-ftree-lrs): Remove.
15780 2007-02-19 Diego Novillo <dnovillo@redhat.com>
15782 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
15785 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
15787 * config/ia64/ia64.c (ia64_expand_builtin): Use the
15788 new CALL_EXPR_FN macro for retrieving the function
15789 declaration of the input expression.
15791 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15793 * c.opt (Waddress): New.
15794 * common.opt (Walways-true): Delete.
15795 (Wstring-literal-comparison): Delete.
15796 * doc/invoke.texi (Warning Options): Delete -Walways-true and
15797 -Wstring-literal-comparison. Add -Waddress.
15799 (Walways-true): Delete.
15800 (Wstring-literal-comparison): Delete.
15801 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
15802 consistently instead of -Walways-true in example.
15803 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
15804 * c-typeck.c (parser_build_binary_op): Replace
15805 -Wstring-literal-comparison and -Walways-true with -Waddress.
15806 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
15809 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15811 * tree-cfg.c (dump_function_to_file): Be prepared for functions
15812 without DECL_STRUCT_FUNCTION initialized.
15814 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
15816 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
15817 due to calls to functions taking pointers as parameters.
15819 2007-02-19 Richard Henderson <rth@redhat.com>
15822 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
15825 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
15827 * config/s390/s390.c (s390_call_saved_register_used,
15828 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
15829 accessed to the new scheme.
15831 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15833 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
15834 (cris_print_index, cris_print_operand, cris_print_operand_address)
15835 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
15836 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
15837 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
15838 GET_CODE () == xxx.
15839 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
15840 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
15841 GO_IF_LEGITIMATE_ADDRESS): Ditto.
15842 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
15843 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
15844 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
15845 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
15846 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
15847 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
15848 (uminsi3, call, call_value): Ditto.
15849 (define_split: indir_to_reg_split, unnamed): Ditto.
15851 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
15853 PR tree-optimization/30975
15854 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
15857 2007-02-18 Eric Christopher <echristo@gmail.com>
15859 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
15860 Remove use of arglist.
15861 (mips_expand_builtin): Remove use of arglist, pass in expr.
15862 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
15863 (mips_expand_builtin_movtf): Ditto.
15864 (mips_expand_builtin_compare): Ditto.
15866 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15868 * tree-sra.c (sra_build_assignment): Replace assertion
15869 checking with a comment explaining why it can't be done.
15871 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15873 PR middle-end/30833
15874 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
15875 during CALL_EXPR representation conversion.
15876 * tree-ssa-propagate.c (set_rhs): Likewise.
15878 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
15880 * tree-sra.c (sra_build_assignment): Disable assertion checking
15883 2007-02-18 Roger Sayle <roger@eyesopen.com>
15885 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
15886 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15887 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
15889 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
15890 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
15891 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15892 gimplify_omp_for, gimplify_omp_atomic_pipeline,
15893 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
15894 force_gimple_operand): Likewise.
15895 * ipa-cp.c (constant_val_insert): Likewise.
15896 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
15897 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
15898 perfect_nestify): Likewise.
15899 * langhooks.c (lhd_omp_assignment): Likewise.
15900 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
15901 lower_copyprivate_clauses, lower_send_clauses,
15902 lower_send_shared_vars, expand_parallel_call,
15903 expand_omp_for_generic, expand_omp_for_static_nochunk,
15904 expand_omp_for_static_chunk, expand_omp_sections,
15905 lower_omp_single_copy, lower_omp_for_lastprivate,
15906 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
15907 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15908 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
15911 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
15913 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
15914 config/sh/sh.md: Follow spelling conventions.
15916 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
15917 config/frv/predicates.md: Follow spelling conventions.
15919 * config/m68k/linux-unwind.h: Fix a comment typo.
15920 * target.h: Follow spelling conventions.
15922 2007-02-18 Roger Sayle <roger@eyesopen.com>
15924 PR rtl-optimization/28173
15925 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
15926 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
15927 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
15928 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
15929 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15931 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15933 * builtins.c (fold_builtin_load_exponent): New.
15934 (fold_builtin_2): Use it.
15936 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
15938 PR rtl-optimization/30773
15939 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
15940 if we fail to attach a REG_EQUIV note.
15942 2007-02-18 David Edelsohn <edelsohn@gnu.org>
15943 Roger Sayle <roger@eyesopen.com>
15945 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
15947 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
15949 * calls.c (initialize_argument_information): Pass original EXP
15950 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
15951 code to split complex arguments here, as part of initializing the
15953 (expand_call): Remove code that builds a list of arguments and
15954 inserts implicit arguments into it. Instead, just count how many
15955 implicit arguments there will be so we can determine the size of
15956 the ARGS array, and let initialize_argument_information do the work.
15957 (split_complex_values): Delete unused function.
15959 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15961 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
15963 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15965 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
15966 for arg pointer based indexed addressing.
15968 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15970 * config/ia64/ia64.h, config/ia64/ia64.md,
15971 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
15972 spelling conventions.
15974 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15976 * config/m68k/m68k.c (split_di): New.
15977 * config/m68k/m68k-protos.h: Declare split_di.
15978 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
15979 Improve predicate handling and split constant shifts.
15981 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15983 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
15984 parameter for register bitfield operations, general predicates
15987 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
15989 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
15990 * config/m68k/linux-unwind.h: New file.
15992 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
15994 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
15995 config/i386/athlon.md, config/ia64/ia64.md,
15996 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
15997 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
15998 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
15999 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16000 tree-vect-transform.c: Fix comment typos.
16002 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16004 * sched-deps.c (find_insn_list): Remove.
16005 * sched-int.h: Remove the prototype for find_insn_list.
16007 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16009 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16011 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16012 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16013 darwin_rs6000_override_options.
16014 (C_COMMON_OVERRIDE_OPTIONS): Expect
16015 darwin_macosx_version_min to be non-NULL always.
16016 (TARGET_C99_FUNCTIONS): Likewise.
16017 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16018 (DARWIN_MINVERSION_SPEC): New.
16019 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16020 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16022 (DARWIN_MINVERSION_SPEC): New.
16023 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16025 * config/darwin-c.c (darwin_cpp_builtins): Expect
16026 darwin_macosx_version_min to be non-NULL always.
16028 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16030 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16032 * config/i386/i386.h (x86_use_xchgb): New.
16033 (TARGET_USE_XCHGB): New macro.
16034 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16035 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16036 Split after reload into bswaphi for shifts of 8.
16037 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16038 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16039 or when optimizing for size.
16041 2007-02-16 Richard Guenther <rguenther@suse.de>
16042 Christian Bruel <christian.bruel@st.com>
16044 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16045 DECLs but prefer SSA_NAMEs over DECLs.
16047 2007-02-16 Richard Guenther <rguenther@suse.de>
16049 * tree-flow-inline.h (single_imm_use_p): Remove.
16050 (zero_imm_uses_p): Likewise.
16051 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16052 instead of single_imm_use_p.
16053 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16056 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16059 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16060 nested double- and backquotes.
16062 2007-02-15 Roger Sayle <roger@eyesopen.com>
16064 PR middle-end/30391
16065 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16066 should be unreachable.
16067 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16068 For the time being redirect GIMPLE_MODIFY_STMT to the new
16069 (renamed) build_gimple_modify_stmt_stat.
16070 (build2_gimple_stat): Rename to...
16071 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16072 Always build a GIMPLE_MODIFY_STMT node.
16073 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16074 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16077 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16078 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16079 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16080 expand_complex_div_wide): Likewise.
16081 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16082 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16083 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16084 * tree-ssa-loop-manip.c (create_iv): Likewise.
16085 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16086 abs_replacement): Likewise.
16087 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16088 realify_fake_stores): Likewise.
16090 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16091 node rather than a GIMPLE_MODIFY_STMT node.
16092 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
16093 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
16095 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
16096 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
16097 GIMPLE_MODIFY_STMT.
16099 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16101 PR middle-end/30433
16102 * fold-const.c (fold_comparison): Add back the
16103 folding of constant complex comparisions.
16105 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16107 PR middle-end/30729
16108 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
16109 effects unknown to this function, return early.
16111 2007-02-15 Ian Lance Taylor <iant@google.com>
16113 * lower-subreg.c (move_eh_region_note): New static function.
16114 (resolve_simple_move): Call it.
16115 (decompose_multiword_subregs): Track blocks for which we resolve a
16116 simple move which is also a control flow insn. Pass them to
16117 find_many_sub_basic_blocks.
16118 (pass_lower_subreg): Add TODO_verify_flow.
16119 (pass_lower_subreg2): Likewise.
16121 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16122 Brooks Moses <brooks.moses@codesourcery.com>
16123 Lee Millward <lee.millward@codesourcery.com>
16125 * tree.h (enum tree_code_class): Add tcc_vl_exp.
16126 (VL_EXP_CLASS_P): New.
16127 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
16129 (TREE_OPERAND_CHECK_CODE): Likewise.
16130 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
16131 (TREE_RTL_OPERAND_CHECK): Likewise.
16132 (tree_operand_check_failed): Make second parameter the whole tree
16133 instead of its code. Fixed callers.
16134 (VL_EXP_CHECK): New.
16135 (TREE_OPERAND_LENGTH): New.
16136 (VL_EXP_OPERAND_LENGTH): New.
16137 (CALL_EXPR_FN): New.
16138 (CALL_EXPR_STATIC_CHAIN): New.
16139 (CALL_EXPR_ARGS): New.
16140 (CALL_EXPR_ARG): New.
16141 (call_expr_nargs): New.
16142 (CALL_EXPR_ARGP): New.
16143 (build_nt_call_list): Declare.
16144 (build_vl_exp_stat): Declare.
16145 (build_vl_exp): New.
16146 (build_call_list): Declare.
16147 (build_call_nary): Declare.
16148 (build_call_valist): Declare.
16149 (build_call_array): Declare.
16150 (call_expr_arg): Declare.
16151 (call_expr_argp): Declare.
16152 (call_expr_arglist): Declare.
16153 (fold_build_call_list): Declare.
16154 (fold_build_call_list_initializer): Declare.
16155 (fold_call_expr): Declare to replace fold_builtin.
16156 (fold_builtin_fputs): Update to agree with modified definition.
16157 (fold_builtin_strcpy): Likewise.
16158 (fold_builtin_strncpy): Likewise.
16159 (fold_builtin_memory_chk): Likewise.
16160 (fold_builtin_stxcpy_chk): Likewise.
16161 (fold_builtin_strncpy_chk): Likewise.
16162 (fold_builtin_next_arg): Likewise.
16163 (fold_build_call_expr): Declare.
16164 (fold_builtin_call_list): Declare.
16165 (fold_builtin_call_valist): Declare.
16166 (build_call_expr): Declare.
16167 (validate_arglist): Update to agree with modified definition.
16168 (tree_operand_length): New.
16169 (call_expr_arg_iterator): New.
16170 (init_call_expr_arg_iterator): New.
16171 (next_call_expr_arg): New.
16172 (first_call_expr_arg): New.
16173 (more_call_expr_args_p): New.
16174 (FOR_EACH_CALL_EXPR_ARG): New.
16176 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
16177 and tcc_gimple_stmt.
16178 (tree_code_size): Update documentation. Use sizeof (tree) rather
16179 than sizeof (char *).
16180 (tree_size): Likewise. Add case for tcc_vl_exp.
16181 (tree_node_structure): Add case for tcc_vl_exp.
16182 (contains_placeholder_p): Likewise.
16183 (substitute_in_expr): Likewise.
16184 (substitute_placeholder_in_expr): Likewise.
16185 (stabilize_reference_1): Likewise.
16186 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
16187 to diagnose breakage of this interface for constructing CALL_EXPRs.
16188 (build_nt): Add similar assertion here.
16189 (build_nt_call_list): New.
16190 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
16191 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
16193 (get_callee_fndecl): Use new CALL_EXPR accessors.
16194 (tree_operand_check_failed): Change parameters to pass entire node
16195 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
16196 (process_call_operands): New.
16197 (build_vl_exp_stat): New.
16198 (build_call_list): New.
16199 (build_call_nary): New.
16200 (build_call_valist): New.
16201 (build_call_array): New.
16202 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16203 (call_expr_arglist): New.
16205 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
16206 tcc_vl_exp instead of a fixed-size tcc_expression.
16208 * doc/c-tree.texi (CALL_EXPR): Document new representation and
16209 accessors for CALL_EXPRs.
16210 (AGGR_INIT_EXPR): Likewise.
16212 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16213 Brooks Moses <brooks.moses@codesourcery.com>
16214 Lee Millward <lee.millward@codesourcery.com>
16216 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
16217 (expand_builtin_nonlocal_goto): Change parameter to be entire
16218 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
16219 (expand_builtin_prefetch): Likewise.
16220 (expand_builtin_classify_type): Likewise.
16221 (mathfn_built_in): Return NULL_TREE instead of 0.
16222 (expand_errno_check): Use new CALL_EXPR accessors.
16223 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
16224 Return NULL_RTX instead of 0.
16225 (expand_builtin_mathfn_2): Likewise.
16226 (expand_builtin_mathfn_3): Likewise.
16227 (expand_builtin_interclass_mathfn): Likewise.
16228 (expand_builtin_sincos): Likewise.
16229 (expand_builtin_cexpi): Likewise.
16230 (expand_builtin_int_roundingfn): Likewise.
16231 (expand_builtin_int_roundingfn_2): Likewise.
16232 (expand_builtin_pow): Likewise.
16233 (expand_builtin_powi): Likewise.
16234 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
16235 of arglist, fixing callers appropriately. Use new CALL_EXPR
16236 accessors and constructors. Return NULL_RTX instead of 0.
16237 (expand_builtin_strstr): Likewise.
16238 (expand_builtin_strchr): Likewise.
16239 (expand_builtin_strrchr): Likewise.
16240 (expand_builtin_strpbrk): Likewise.
16241 (expand_builtin_memcpy): Likewise.
16242 (expand_builtin_mempcpy): Likewise.
16243 (expand_builtin_mempcpy_args): New.
16244 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
16245 (expand_builtin_memmove_args): New.
16246 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
16247 (expand_movstr): Likewise.
16248 (expand_builtin_strcpy): Likewise.
16249 (expand_builtin_strcpy_args): New.
16250 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
16251 (expand_builtin_strncpy): Likewise.
16252 (expand_builtin_memset): Likewise.
16253 (expand_builtin_memset_args): New.
16254 (expand_builtin_bzero): Similarly to expand_builtin_memset.
16255 (expand_builtin_memcmp): Likewise.
16256 (expand_builtin_strcmp): Likewise.
16257 (expand_builtin_strncmp): Likewise.
16258 (expand_builtin_strcat): Likewise.
16259 (expand_builtin_strncat): Likewise.
16260 (expand_builtin_strspn): Likewise.
16261 (expand_builtin_strcspn): Likewise.
16262 (expand_builtin_args_info): Likewise.
16263 (expand_builtin_va_start): Likewise.
16264 (gimplify_va_arg_expr): Likewise.
16265 (expand_builtin_va_end): Likewise.
16266 (expand_builtin_va_copy): Likewise.
16267 (expand_builtin_frame_address): Likewise.
16268 (expand_builtin_alloca): Likewise.
16269 (expand_builtin_bswap): Likewise.
16270 (expand_builtin_unop): Likewise.
16271 (expand_builtin_fputs): Likewise.
16272 (expand_builtin_expect): Likewise.
16273 (expand_builtin_fabs): Likewise.
16274 (expand_builtin_copysign): Likewise.
16275 (expand_builtin_printf): Likewise.
16276 (expand_builtin_fprintf): Likewise.
16277 (expand_builtin_sprintf): Likewise.
16278 (expand_builtin_init_trampoline): Likewise.
16279 (expand_builtin_signbit): Likewise.
16280 (expand_builtin_fork_or_exec): Likewise.
16281 (expand_builtin_sync_operation): Likewise.
16282 (expand_builtin_compare_and_swap): Likewise.
16283 (expand_builtin_lock_test_and_set): Likewise.
16284 (expand_builtin_lock_release): Likewise.
16285 (expand_builtin): Likewise.
16286 (builtin_mathfn_code): Likewise.
16288 (fold_builtin_constant_p): Pass call arguments individually instead
16289 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16290 accessors and constructors. Return NULL_TREE instead of 0.
16291 (fold_builtin_expect): Likewise.
16292 (fold_builtin_classify_type): Likewise.
16293 (fold_builtin_strlen): Likewise.
16294 (fold_builtin_nan): Likewise.
16295 (integer_valued_real_p): Likewise.
16296 (fold_trunc_transparent_mathfn): Likewise.
16297 (fold_fixed_mathfn): Likewise.
16298 (fold_builtin_cabs): Likewise.
16299 (fold_builtin_sqrt): Likewise.
16300 (fold_builtin_cbrt): Likewise.
16301 (fold_builtin_cos): Likewise.
16302 (fold_builtin_cosh): Likewise.
16303 (fold_builtin_tan): Likewise.
16304 (fold_builtin_sincos): Likewise.
16305 (fold_builtin_cexp): Likewise.
16306 (fold_builtin_trunc): Likewise.
16307 (fold_builtin_floor): Likewise.
16308 (fold_builtin_ceil): Likewise.
16309 (fold_builtin_round): Likewise.
16310 (fold_builtin_int_roundingfn): Likewise.
16311 (fold_builtin_bitop): Likewise.
16312 (fold_builtin_bswap): Likewise.
16313 (fold_builtin_logarithm): Likewise.
16314 (fold_builtin_hypot): Likewise.
16315 (fold_builtin_pow): Likewise.
16316 (fold_builtin_powi): Likewise.
16317 (fold_builtin_exponent): Likewise.
16318 (fold_builtin_memset): Likewise.
16319 (fold_builtin_bzero): Likewise.
16320 (fold_builtin_memory_op): Likewise.
16321 (fold_builtin_bcopy): Deleted; call site changed to invoke
16322 fold_builtin_memory_op directly.
16323 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
16324 (fold_builtin_strncpy): Likewise.
16325 (fold_builtin_memcmp): Likewise.
16326 (fold_builtin_strcmp): Likewise.
16327 (fold_builtin_strncmp): Likewise.
16328 (fold_builtin_signbit): Likewise.
16329 (fold_builtin_copysign): Likewise.
16330 (fold_builtin_isascii): Likewise.
16331 (fold_builtin_toascii): Likewise.
16332 (fold_builtin_isdigit): Likewise.
16333 (fold_builtin_fabs): Likewise.
16334 (fold_builtin_abs): Likewise.
16335 (fold_builtin_fmin_fmax): Likewise.
16336 (fold_builtin_carg): Likewise.
16337 (fold_builtin_classify): Likewise.
16338 (fold_builtin_unordered_cmp): Likewise.
16340 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
16341 New functions split out from fold_builtin_1.
16342 (fold_builtin_n): New.
16343 (fold_builtin_varargs): New.
16344 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
16346 (fold_call_expr): New.
16347 (build_function_call_expr): Rewrite to use new helper function.
16348 (fold_builtin_call_list): New.
16349 (build_call_expr): New.
16350 (fold_builtin_call_valist): New.
16351 (rewrite_call_expr): New.
16352 (validate_arg): New.
16353 (validate_arglist): Change parameter to be entire CALL_EXPR instead
16354 of an arglist. Change return type to bool. Use new CALL_EXPR
16357 (fold_builtin_strstr): Pass call arguments individually instead
16358 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16359 accessors and constructors. Return NULL_TREE instead of 0.
16360 (fold_builtin_strchr): Likewise.
16361 (fold_builtin_strrchr): Likewise.
16362 (fold_builtin_strpbrk): Likewise.
16363 (fold_builtin_strcat): Likewise.
16364 (fold_builtin_strncat): Likewise.
16365 (fold_builtin_strspn): Likewise.
16366 (fold_builtin_strcspn): Likewise.
16367 (fold_builtin_fputs): Likewise.
16368 (fold_builtin_next_arg): Likewise.
16369 (fold_builtin_sprintf): Likewise.
16371 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
16372 NULL_RTX instead of 0.
16373 (expand_builtin_memory_chk): Likewise.
16374 (maybe_emit_chk_warning): Likewise.
16375 (maybe_emit_sprintf_chk_warning): Likewise.
16377 (fold_builtin_object_size): Pass call arguments individually instead
16378 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
16379 accessors and constructors. Return NULL_TREE instead of 0.
16380 (fold_builtin_memory_chk): Likewise.
16381 (fold_builtin_stxcpy_chk): Likewise.
16382 (fold_builtin_strncpy_chk): Likewise.
16383 (fold_builtin_strcat_chk): Likewise.
16384 (fold_builtin_strcat_chk): Likewise.
16385 (fold_builtin_strncat_chk): Likewise.
16386 (fold_builtin_sprintf_chk): Likewise.
16387 (fold_builtin_snprintf_chk): Likewise.
16388 (fold_builtin_printf): Likewise.
16389 (fold_builtin_vprintf): Likewise.
16391 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
16393 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
16394 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16395 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
16396 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
16397 (fold_unary): Likewise.
16398 (fold_binary): Likewise.
16399 (fold_ternary): Remove CALL_EXPR case, since they are no longer
16400 ternary expressions.
16401 (fold): Add logic for tcc_vl_exp.
16402 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
16403 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16404 (fold_build3_stat): Add assertion to flag broken interface for
16405 constructing CALL_EXPRs.
16406 (fold_build_call_list): New.
16407 (fold_build_call_list_initializer): New.
16408 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
16410 (fold_strip_sign_ops): Likewise.
16412 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16413 Brooks Moses <brooks.moses@codesourcery.com>
16414 Lee Millward <lee.millward@codesourcery.com>
16416 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
16417 accessors and dump arguments explicitly.
16419 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
16421 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
16423 (print_call_name): Use new CALL_EXPR accessors.
16425 * print-tree.c (print_node): Add case tcc_vl_exp. Print
16426 CALL_EXPR arguments explicitly instead of as a list. Use
16427 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16429 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
16430 (vrp_visit_stmt): Likewise.
16432 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
16433 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
16435 (force_move_till_expr): Likewise.
16437 * targhooks.c (default_external_stack_protect_fail): Use
16438 build_call_expr instead of build_function_call_expr.
16439 (default_hidden_stack_protect_fail): Likewise.
16441 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
16444 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
16445 and walk arguments explicitly.
16447 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
16448 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16449 (expand_simple_operations): Likewise.
16450 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
16452 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
16453 of TREE_CODE_LENGTH.
16454 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
16456 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
16457 instead of TREE_CODE_LENGTH.
16459 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
16460 (tree_ic_transform): Likewise.
16461 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
16462 parameter instead of arglist. Fix callers.
16463 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
16464 (tree_stringops_transform): Likewise.
16465 (tree_indirect_call_to_profile): Likewise.
16466 (tree_stringops_values_to_profile): Likewise.
16468 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
16469 (eliminate_tail_call): Likewise.
16471 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
16473 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16474 Use TREE_OPERAND_LENGTH and generalize to handle any number of
16476 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
16478 * omp-low.c (build_omp_barrier): Use build_call_expr.
16479 (lower_rec_input_clauses): Likewise.
16480 (lower_reduction_clauses): Likewise.
16481 (expand_parallel_call): Likewise.
16482 (maybe_catch_exception): Likewise.
16483 (expand_omp_for_generic): Likewise.
16484 (expand_omp_for_static_nochunk): Likewise.
16485 (expand_omp_sections): Likewise.
16486 (lower_omp_single_simple): Likewise.
16487 (lower_omp_single_copy): Likewise.
16488 (lower_omp_master): Likewise.
16489 (lower_omp_ordered): Likewise.
16490 (lower_omp_critical): Likewise.
16492 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
16493 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
16495 * tree-gimple.c (is_gimple_call_addr): Fix doc.
16496 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
16497 TREE_CODE_LENGTH. Add tcc_vl_exp case.
16499 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
16500 and generalize to handle any number of operands.
16501 (chrec_contains_undetermined): Likewise.
16502 (tree_contains_chrecs): Likewise.
16503 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
16505 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
16507 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
16508 fold_call_expr instead of fold_builtin.
16509 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
16510 match declarations there.
16511 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
16514 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
16515 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16517 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
16518 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
16520 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
16523 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
16524 (execute_cse_sincos): Use new CALL_EXPR accessors.
16526 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
16528 * gimple-low.c (lower_function_body): Use build_call_expr.
16529 (lower_builtin_setjmp): Likewise.
16531 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
16532 (set_storage_via_libcall): Likewise.
16533 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
16534 instead of TREE_CODE_LENGTH.
16535 (expand_expr_real_1): Use new CALL_EXPR accessors.
16537 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
16538 generalize to handle any number of operands.
16539 (TB_parent_eq): Likewise.
16541 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
16542 (strip_builtin_expect): Likewise.
16544 * function.c (gimplify_parameters): Use build_call_expr.
16546 * tree-vectorizer.c (vect_is_simple_reduction): Use
16547 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16549 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
16550 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
16552 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
16555 * gimplify.c (build_stack_save_restore): Use build_call_expr.
16556 (gimplify_decl_expr): Likewise.
16557 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
16558 Use new CALL_EXPR iterators.
16559 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
16560 (gimplify_modify_expr_to_memset): Likewise.
16561 (gimplify_variable_sized_compare): Likewise.
16562 (gimplify_omp_atomic_fetch_op): Likewise.
16563 (gimplify_omp_atomic_pipeline): Likewise.
16564 (gimplify_omp_atomic_mutex): Likewise.
16565 (gimplify_function_tree): Likewise.
16567 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
16568 (call_expr_flags): Likewise.
16569 (expand_call): Likewise.
16571 * except.c (expand_builtin_eh_return_data_regno): Pass entire
16572 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16575 * coverage.c (create_coverage): Use build_call_expr.
16577 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
16578 (temp_call_expr_obstack): New.
16579 (pool_copy_list): Delete.
16580 (temp_copy_call_expr): New.
16581 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
16582 CALL_EXPR accessors. Get rid of special goo for copying argument
16583 lists and use temp_copy_call_expr instead.
16584 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
16585 CALL_EXPR accessors.
16586 (create_expression_by_pieces): Likewise. Use build_call_array
16587 to construct the result instead of fold_build3.
16588 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
16589 dealing with argument lists.
16590 (init_pre): Remove references to expression_node_pool and
16591 list_node_pool. Init temp_call_expr_obstack instead.
16592 (fini_pre): Remove references to expression_node_pool and
16595 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
16596 and walk arguments explicitly instead of as a list.
16598 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
16599 (mx_register_decls): Likewise.
16600 (mudflap_register_call): Likewise.
16601 (mudflap_finish_file): Likewise.
16603 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
16604 (ipa_callsite_compute_param): Likewise.
16606 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
16607 accessors and constructor.
16609 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
16610 accessors and constructor.
16611 (convert_tramp_reference): Likewise.
16612 (convert_call_expr): Likewise.
16613 (finalize_nesting_tree_1): Likewise.
16615 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
16618 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
16620 * tree-inline.c (initialize_inlined_parameters): Pass entire
16621 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
16623 (estimate_num_insns_1): Use new CALL_EXPR accessors.
16624 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
16626 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
16627 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16628 (vectorizable_reduction): Likewise.
16629 (vectorizable_call): Use new CALL_EXPR iterators.
16630 (vectorizable_conversion): Use build_call_expr.
16631 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
16632 (vect_gen_widened_results_half): Use build_call_expr.
16633 (vect_setup_realignment): Likewise.
16634 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
16636 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
16637 (pass_through_call): Likewise.
16638 (compute_object_sizes): Likewise. Use fold_call_expr instead of
16641 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
16642 (tree_gen_pow2_profiler): Likewise.
16643 (tree_gen_one_value_profiler): Likewise.
16644 (tree_gen_ic_func_profiler): Likewise.
16645 (tree_gen_average_profiler): Likewise.
16646 (tree_gen_ior_profiler): Likewise.
16648 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
16649 (find_func_aliases): Use new CALL_EXPR accessors. Add case
16650 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
16652 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
16653 of TREE_CODE_LENGTH.
16655 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
16656 of TREE_CODE_LENGTH.
16658 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
16660 (convert_to_integer): Likewise.
16662 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
16665 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16666 Brooks Moses <brooks.moses@codesourcery.com>
16667 Lee Millward <lee.millward@codesourcery.com>
16669 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
16671 * config/frv/frv.c (frv_expand_builtin): Likewise.
16672 * config/s390/s390.c (s390_expand_builtin): Likewise.
16674 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
16675 (sparc_expand_builtin): Use new CALL_EXPR accessors.
16677 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
16678 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
16679 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
16680 (ix86_expand_store_builtin): Likewise.
16681 (ix86_expand_unop_builtin): Likewise.
16682 (ix86_expand_unop1_builtin): Likewise.
16683 (ix86_expand_sse_compare): Likewise.
16684 (ix86_expand_sse_comi): Likewise.
16685 (ix86_expand_vec_init_builtin): Likewise.
16686 (ix86_expand_vec_ext_builtin): Likewise.
16687 (ix86_expand_vec_set_builtin): Likewise.
16688 (ix86_expand_builtin): Use new CALL_EXPR accessors.
16690 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
16691 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16693 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
16694 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16695 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
16697 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
16699 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16700 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
16701 arglist. Use new CALL_EXPR accessors. Fix callers.
16702 (altivec_expand_abs_builtin): Likewise.
16703 (rs6000_expand_binop_builtin): Likewise.
16704 (altivec_expand_predicate_builtin): Likewise.
16705 (altivec_expand_lv_builtin): Likewise.
16706 (spe_expand_stv_builtin): Likewise.
16707 (altivec_expand_stv_builtin): Likewise.
16708 (rs6000_expand_ternop_builtin): Likewise.
16709 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
16710 (altivec_expand_st_builtin): Likewise.
16711 (altivec_expand_dst_builtin): Likewise.
16712 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
16713 arglist. Use new CALL_EXPR accessors. Fix callers.
16714 (altivec_expand_vec_set_builtin): Likewise.
16715 (altivec_expand_vec_ext_builtin): Likewise.
16716 (altivec_expand_builtin): Use new CALL_EXPR accessors.
16717 (spe_expand_builtin): Likewise.
16718 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
16719 arglist. Use new CALL_EXPR accessors. Fix callers.
16720 (spe_expand_evsel_builtin): Likewise.
16721 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
16722 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
16724 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
16725 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
16726 (arm_expand_unop_builtin): Likewise.
16727 (arm_expand_builtin): Use new CALL_EXPR accessors.
16729 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
16732 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
16733 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
16735 (bfin_expand_unop_builtin): Likewise.
16736 (bfin_expand_builtin): Use new CALL_EXPR accessors.
16738 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
16739 Brooks Moses <brooks.moses@codesourcery.com>
16740 Lee Millward <lee.millward@codesourcery.com>
16742 * c-semantics.c (build_stmt): Add internal diagnostic check.
16744 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
16745 accessors. Print arguments explicitly instead of as a list.
16747 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
16749 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
16750 (c_finish_omp_flish): Likewise.
16752 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
16753 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
16754 instead of TREE_CODE_LENGTH.
16755 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
16756 (c_warn_unused_result): Likewise.
16758 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16761 * doc/invoke.texi (Warning Options): Remove
16762 -Werror-implicit-function-declaration.
16763 (Wimplicit-function-declaration): Update description.
16764 * opts.c (common_handle_option): Move handling of -Werror=* to...
16765 (enable_warning_as_error): ...here.
16766 * opts.h (enable_warning_as_error): Declare.
16767 * c-decl.c (implicit_decl_warning): Unless
16768 -Wno-implicit-function-declaration is given, emit a pedwarn if
16769 -std=c99 or emit a warning if -Wimplicit-function-declaration.
16770 * c.opt (Wimplicit-function-declaration): Replace
16771 mesg_implicit_function_declaration with
16772 warn_implicit_function_declaration.
16773 * c-opts.c (c_common_handle_option):
16774 -Werror-implicit-function-declaration is exactly equal as
16775 -Werror=implicit-function-declaration.
16776 (set_Wimplicit): Replace mesg_implicit_function_declaration with
16777 warn_implicit_function_declaration.
16778 (c_common_post_options): -Wimplict-function-declaration is enabled
16779 by default by -std=c99, otherwise is disabled by default.
16780 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
16782 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16784 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
16785 DECL on the rhs to a DECL on the lhs for debug info purposes if the
16786 former is ignored but not the latter.
16788 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
16790 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
16791 is made and the reference doesn't use the alias set of its type,
16792 do not create the temporary using that type.
16794 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
16796 * jump.c: Remove prototypes for delete_computation and
16797 delete_prior_computation.
16799 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16801 * jump.c (get_label_after): Delete.
16802 (get_label_before, delete_computation, delete_jump,
16803 delete_prior_computation, follow_jumps): Move...
16804 * reorg.c (delete_computation, delete_prior_computation): ... here...
16805 (get_label_before, delete_jump): ... making these static ...
16806 (follow_jumps): ... and simplifying this since it only runs after
16808 * rtl.h (get_label_after, get_label_before, delete_jump,
16809 follow_jumps): Delete prototypes.
16811 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
16813 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
16815 2007-02-15 Nick Clifton <nickc@redhat.com>
16817 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
16818 order to prevent it from being munged by the target.
16820 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
16822 * config/i386/i386.md: Remove misleading comment.
16824 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16826 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
16827 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
16830 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16832 * tree-sra.c (instantiate_missing_elements): Canonicalize
16834 (sra_build_assignment): New.
16835 (generate_copy_inout, generate_element_copy,
16836 generate_element_zero, generate_one_element_init): Use it.
16838 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16840 * tree-sra.c (instantiate_missing_elements): Canonicalize
16842 (sra_build_assignment): New.
16843 (generate_copy_inout, generate_element_copy,
16844 generate_element_zero, generate_one_element_init): Use it.
16846 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
16848 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
16851 2007-02-14 Joseph Myers <joseph@codesourcery.com>
16853 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
16854 types as aggregates not scalars.
16855 * function.c (assign_stack_temp_for_type): Likewise.
16857 2007-02-14 Roger Sayle <roger@eyesopen.com>
16858 Zdenek Dvorak <dvorakz@suse.cz>
16860 * tree-dump.c (dump_switch_p_1): Require exact match of the option
16863 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
16865 * passes.c (next_pass_1): Clear the next field of the copied
16868 2007-02-14 Richard Henderson <rth@redhat.com>
16870 * tree-sra.c (early_sra): New.
16871 (decl_can_be_decomposed_p): Deny va_list if early_sra.
16872 (tree_sra_early, pass_sra_early): New.
16873 * tree-pass.h (pass_sra_early): Declare.
16874 * passes.c (init_optimization_passes): Use it.
16876 2007-02-14 Richard Guenther <rguenther@suse.de>
16878 * flags.h (issue_strict_overflow_warning): Convert to a macro.
16880 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
16882 PR tree-optimization/30771
16883 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
16885 (vect_analyze_operations): Induction phis can now be marked as
16887 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
16888 Update documentation accordingly.
16890 2007-02-14 Nick Clifton <nickc@redhat.com>
16892 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
16893 most 3 arguments are supported.
16894 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
16896 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
16898 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
16899 Ensure dst->current is valid.
16901 2007-02-13 Paul Brook <paul@codesourcery.com>
16903 * config.gcc: Add arm*-*-uclinux-*eabi.
16904 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
16905 (SUBTARGET_EXTRA_LINK_SPEC): Define.
16906 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
16907 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
16908 (LINK_SPEC): Define.
16909 (LIB_SPEC): Define.
16910 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
16912 * config/arm/uclinux-eabi.h: New file.
16913 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
16914 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
16917 2007-02-13 Ian Lance Taylor <iant@google.com>
16919 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
16920 * flags.h (warn_strict_overflow): Declare.
16921 (enum warn_strict_overflow_code): Define.
16922 (issue_strict_overflow_warning): New static inline function.
16923 * opts.c (warn_strict_overflow): New variable.
16924 (common_handle_option): Handle OPT_Wstrict_overflow and
16925 OPT_Wstrict_overflow_.
16926 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
16928 * fold-const.c: Include intl.h.
16929 (fold_deferring_overflow_warnings): New static variable.
16930 (fold_deferred_overflow_warning): New static variable.
16931 (fold_deferred_overflow_code): New static variable.
16932 (fold_defer_overflow_warnings): New function.
16933 (fold_undefer_overflow_warnings): New function.
16934 (fold_undefer_and_ignore_overflow_warnings): New function.
16935 (fold_deferring_overflow_warnings_p): New function.
16936 (fold_overflow_warning): New static function.
16937 (make_range): Add strict_overflow_p parameter. Change all
16939 (extract_muldiv, extract_muldiv_1): Likewise.
16940 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
16941 tree_expr_nonnegative_p.
16942 (fold_negate_expr): Call fold_overflow_warning.
16943 (fold_range_test): Likewise.
16944 (fold_comparison): Likewise.
16945 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
16946 instead of tree_expr_nonnegative_p.
16947 (tree_expr_nonnegative_warnv_p): Rename from
16948 tree_expr_nonnegative_p, add strict_overflow_p parameter.
16949 (tree_expr_nonnegative_p): New function.
16950 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
16951 strict_overflow_p parameter.
16952 (tree_expr_nonzero_p): New function.
16953 * passes.c (verify_interpass_invariants): New static function.
16954 (execute_one_pass): Call it.
16955 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
16957 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
16958 (estimate_numbers_of_iterations): Likewise.
16959 (scev_probably_wraps_p): Likewise.
16960 * tree-ssa-ccp.c: Include "toplev.h".
16961 (evaluate_stmt): Defer fold overflow warnings until we know we are
16963 (struct fold_stmt_r_data): Add stmt field.
16964 (fold_stmt_r): Defer fold overflow warnings until we know we
16966 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
16967 (fold_stmt_inplace): Likewise.
16968 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
16969 (cleanup_control_expr_graph): Defer fold overflow warnings until
16970 we know we are going to optimize.
16971 * tree-cfg.c (fold_cond_expr_cond): Likewise.
16972 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
16974 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16975 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
16976 * tree-ssa-loop-manip.c (create_iv): Likewise.
16977 * c-typeck.c (build_conditional_expr): Likewise.
16978 (build_binary_op): Likewise.
16979 * tree-vrp.c (vrp_expr_computes_nonzero): Call
16980 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
16981 (extract_range_from_unary_expr): Likewise.
16982 * simplify-rtx.c (simplify_const_relational_operation): Warn when
16983 assuming that signed overflow does not occur.
16984 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
16985 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
16986 (fold_defer_overflow_warnings): Declare.
16987 (fold_undefer_overflow_warnings): Declare.
16988 (fold_undefer_and_ignore_overflow_warnings): Declare.
16989 (fold_deferring_overflow_warnings_p): Declare.
16990 (tree_expr_nonzero_warnv_p): Declare.
16991 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
16992 of warning options.
16993 (Warning Options): Document -Wstrict-overflow.
16994 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
16995 (tree-ssa-ccp.o): Likewise.
16996 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
16997 (fold-const.o): Depend on intl.h.
16999 2007-02-13 Ian Lance Taylor <iant@google.com>
17001 PR middle-end/30751
17002 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17005 2007-02-13 Stuart Hastings <stuart@apple.com>
17007 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17009 2007-02-13 Richard Henderson <rth@redhat.com>
17011 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17012 handled_component_p before looking for the indirect_ref.
17014 2007-02-13 Richard Henderson <rth@redhat.com>
17016 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17017 remove flags clobber.
17018 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17019 (bswaphi_lowpart): New.
17020 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17021 remove TARGET_BSWAP test. Delete expander of the same name.
17023 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17024 (expand_unop): Use them.
17026 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17028 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17029 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17030 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17031 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17032 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17033 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17034 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17035 assembler dialect choice from asm templates.
17037 2007-02-12 Richard Henderson <rth@redhat.com>
17039 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17040 (fixuns_trunc<SSEMODEF>si2): Use it.
17041 * config/i386/sse.md (vec_setv4sf_0): Export.
17042 * config/i386/i386.c (ix86_build_const_vector): Export.
17043 (ix86_split_convert_uns_si_sse): Rename from
17044 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17045 * config/i386/i386-protos.h: Update.
17047 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17050 * c-typeck.c (c_finish_return): Improve warning message.
17052 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17054 * alias.c (find_symbolic_term): Delete unused function.
17056 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17058 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17059 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17060 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17062 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17064 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17065 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17066 the function, temporarily point the debug interface to the null one.
17068 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17070 * dwarf2out.c (round_up_to_align): New static function.
17071 (field_byte_offset): Use it to round the offset.
17073 2007-02-12 Richard Henderson <rth@redhat.com>
17075 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17076 (inswl_const): Export.
17078 2007-02-12 Richard Henderson <rth@redhat.com>
17080 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17081 result mode of the libcall, convert back to outmode.
17083 2007-02-12 Roger Sayle <roger@eyesopen.com>
17085 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17086 (bswapdi2): New define_expand to implement 32-bit implementation.
17088 2007-02-12 Nick Clifton <nickc@redhat.com>
17090 * doc/invoke.texi (Overall Options): Document --help=.
17091 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
17092 (cc1_options): Pass --help= on to cc1.
17093 (display_help): Add description of --help=.
17094 (process_command): Add code to handle --help=. Allow translated
17095 --help and --target-help switches to be passed on to compiler
17097 (main): Remove unused if statement.
17098 * opts.c (columns): Remove.
17099 (LEFT_COLUMN): Define.
17100 (wrap_help): Add columns argument.
17101 (print_filtered_help): Change parameters to be an include bitmask,
17102 an exclude bitmask, an any bitmask and the column width. Move the
17103 code to display the params list here. Add code to display the
17104 status of options rather than their descriptions if the quiet flag
17106 (print_specific_help): Change parameters to be an include bitmask,
17107 an exclude bitmask and an any bitmask. Move code to look up the
17108 column width here. Decide upon the title for an options listing.
17109 (common_handle_options): Add code to handle --help=. Adapt code
17110 for --help and --target-help to use the revised form of the
17111 print_specific_help function.
17112 (print_help): Delete.
17113 (print_param_help): Delete.
17114 (print_switch): Delete.
17115 * opts.h (cl_lang_count): Add prototype.
17116 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
17117 CL_MAX_OPTION_CLASS): New defines.
17118 * optc-gen.awk: Add construction of cl_lang_count.
17119 * c.opt: Add Warning attribute to warning options and Optimization
17120 attribute to optimization options.
17121 * common.opt: Likewise.
17123 Add -fhelp and -ftarget-help as aliases for the transformed --help
17124 and --target-help options.
17125 * opt-functions.awk: Add code to handle Warning and Optimization
17128 2007-02-12 Richard Henderson <rth@redhat.com>
17130 * config/alpha/constraints.md: New file.
17131 * config/alpha/alpha.c: Include tm-constrs.h.
17132 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
17133 alpha_extra_constraint): Remove.
17134 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
17135 * config/alpha/alpha-protos.h: Update.
17136 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
17137 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
17138 (EXTRA_CONSTRAINT): Remove.
17139 * config/alpha/alpha.md: Include constraints.md.
17140 (adddi splitter): Use satisfies_constraint_*.
17141 * config/alpha/predicates.md (add_operand): Likewise.
17142 (sext_add_operand, addition_operation): Likewise.
17144 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
17146 PR tree-optimization/29145
17147 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
17148 in our handling of restrict qualified pointers.
17150 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17153 * doc/invoke.texi (Wunused-value): Update description.
17154 (Wextra): Delete item.
17155 * opts.c (set_Wextra): Don't use the value of Wextra to set the
17156 value of Wunused-value.
17157 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
17158 (c_finish_stmt_expr): Don't check extra_warnings.
17159 (emit_side_effect_warnings): The caller is responsible to check
17162 2007-02-11 Roger Sayle <roger@eyesopen.com>
17163 Matt Thomas <matt@3am-software.com>
17165 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
17167 2007-02-11 Roger Sayle <roger@eyesopen.com>
17169 * simplify-rtx.c (simplify_relational_operation_1): Optimize
17170 comparisons of POPCOUNT against zero.
17171 (simplify_const_relational_operation): Likewise.
17173 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17175 * doc/invoke.texi (Wextra): Delete outdated paragraph.
17177 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17179 * dwarf2out.c (root_type): Delete unused function.
17181 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17183 * genattrtab.c (contained_in_p): Delete unused function.
17184 (write_expr_attr_cache): Likewise.
17186 2007-02-11 Jan Hubicka <jh@suse.cz>
17188 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
17191 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
17193 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
17194 to add the REG_EQ* note.
17195 * see.c (see_merge_one_use_extension): Likewise.
17196 * local-alloc.c (update_equiv_regs): Likewise. Also don't
17197 turn REG_EQUAL notes into REG_EQUIV notes if the target
17198 register may have more than one set.
17199 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
17200 * gcse.c (try_replace_reg): Likewise.
17201 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
17202 * calls.c (fixup_tail_calls): Likewise. Abort if there is
17203 more than one REG_EQUIV note.
17204 * reload1.c (gen_reload): Use set_unique_reg_note.
17206 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
17208 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
17209 (ix86_builtin_conversion): New function.
17211 2007-02-06 Mark Mitchell <mark@codesourcery.com>
17214 * tree.h (DECL_REPLACEABLE_P): New macro.
17215 * except.c (set_nothrow_function_flags): Likewise.
17217 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
17218 Ira Rosen <irar@il.ibm.com>
17219 Dorit Nuzman <dorit@il.ibm.com>
17221 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
17222 * targhooks.c (default_builtin_vectorized_conversion): New.
17223 * targhooks.h (default_builtin_vectorized_function): New declaration.
17224 * target.h (struct vectorize): Add builtin_conversion field.
17225 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
17226 stmt_vec_info_type value.
17227 (vectorizable_conversion): New declaration.
17228 * tree-vect-analyze.c (vect_analyze_operations): Add
17229 vectorizable_conversion call.
17230 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
17231 * tree-vect-transform.c (vectorizable_conversion): New function.
17232 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
17233 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
17235 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
17236 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
17237 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
17238 or ALTIVEC_BUILTIN_VCFSX.
17240 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17243 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
17244 CONST_DOUBLE and operand 0 is a hard register.
17245 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
17246 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
17247 is a hard floating-point register.
17249 2007-02-10 Richard Henderson <rth@redhat.com>
17250 Jakub Jelinek <jakub@redhat.com>
17251 Alexandre Oliva <aoliva@redhat.com>
17253 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
17254 * builtin-types.def (BT_WORD): Make unsigned.
17255 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
17256 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
17257 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
17258 * c-decl.c (grokdeclarator): Don't error if !have_tls.
17259 * c-parser.c (c_parser_omp_threadprivate): Likewise.
17260 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
17262 * expr.c (emutls_var_address): New.
17263 (expand_expr_real_1): Expand emulated tls.
17264 (expand_expr_addr_expr_1): Likewise.
17265 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
17266 * output.h (emutls_finish): Declare.
17267 * toplev.c (compile_file): Call it.
17268 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
17269 address before wrapping in CONST.
17270 * varasm.c (emutls_htab, emutls_object_type): New.
17271 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
17272 (get_emutls_object_name, get_emutls_object_type): New.
17273 (get_emutls_init_templ_addr, emutls_decl): New.
17274 (emutls_common_1, emutls_finish): New.
17275 (assemble_variable): When emulating tls, swap decls; generate
17276 constructor for the emutls objects.
17277 (do_assemble_alias): When emulating tls, swap decl and target name.
17278 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
17280 * varpool.c (decide_is_variable_needed): Look at force_output.
17281 Recurse for emulated tls.
17282 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
17283 with decide_is_variable_needed.
17284 * emutls.c: New file.
17285 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
17286 tls_object for real tls.
17288 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
17290 PR rtl-optimization/29599
17291 * reload1.c (eliminate_regs_in_insn): Take the destination
17292 mode into account when computing the offset.
17294 2007-02-09 Stuart Hastings <stuart@apple.com>
17295 Richard Henderson <rth@redhat.com>
17297 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17298 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
17299 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
17300 fixuns_truncdfhi2): New.
17301 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
17302 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
17303 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
17304 (floatunssidf2): Allow nonimmediate source.
17305 * config/i386/sse.md (movdi_to_sse): New.
17306 (vec_concatv2di): Drop '*'.
17307 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
17308 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17309 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
17311 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
17312 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
17313 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
17314 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
17315 (ix86_build_signbit_mask): Fix decl of v, refactor to call
17316 ix86_build_const_vector.
17317 (x86_emit_floatuns): Rewrite.
17319 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17321 * genautomata.c (longest_path_length): Delete unused function.
17322 (struct state): Delete unused longest_path_length.
17323 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
17324 (get_free_state): Delete unused.
17326 2007-02-09 Jan Hubicka <jh@suse.cz>
17328 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
17329 * doc/invoke.texi (inline-unit-growth): Update default value.
17331 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
17332 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
17333 (rebuild_cgraph_edges): Likewise.
17334 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
17335 (dump_cgraph_node): Dump frequencies.
17336 (cgraph_clone_edge): Add frequency scales.
17337 (cgraph_clone_node): Add freuqnecy.
17338 * cgraph.h (cgraph_edge): Add freuqnecy argument.
17339 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
17340 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
17341 * tree-pass.h (TODO_rebuild_frequencies): New constant.
17342 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
17343 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
17344 (save_inline_function_body): Likewise.
17345 * ipa-inline.c: inluce rtl.h
17346 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
17347 (cgraph_edge_badness): Use frequencies.
17348 (cgraph_decide_recursive_inlining): Update clonning.
17349 (cgraph_decide_inlining_of_small_function): Dump frequency.
17350 * predict.c (estimate_bb_frequencies): Export.
17351 * predict.h (estimate_bb_frequencies): Declare.
17352 * tree-inline.c (copy_bb): Watch overflows.
17353 (expand_call_inline): Update call of cgraph_create_edge.
17354 (optimize_inline_calls): Use TODO flags to update frequnecies.
17355 * passes.h: Include predict.h
17356 (init_optimization_passes): Move profile ahead.
17357 (execute_function_todo): Handle TODO_rebuild_frequencies.
17359 2007-02-09 Roger Sayle <roger@eyesopen.com>
17361 * config/alpha/alpha.c (emit_insxl): Force the first operand of
17362 the insbl or inswl pattern into a register.
17364 2007-02-09 Roger Sayle <roger@eyesopen.com>
17366 * config/ia64/ia64.md (bswapdi2): New define_insn.
17368 2007-02-09 Richard Henderson <rth@redhat.com>
17370 * config/i386/constraints.md (Ym): New constraint.
17371 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
17372 (movdi_1_rex64): Split sse and xmm general register moves from
17373 memory move alternatives. Use conditional register constraints.
17374 (movsf_1, movdf_integer): Likewise.
17375 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17376 (movdf_integer_rex64): New.
17377 (pushsf_rex64): Fix output constraints.
17378 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
17379 (sse2_stored): Likewise.
17380 (sse2_storeq_rex64): New.
17381 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
17382 amd and not generic.
17383 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
17384 for optimize_size. Remove SF/DFmode hack.
17386 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17388 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
17391 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
17392 Richard Sandiford <richard@codesourcery.com>
17394 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
17395 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
17396 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
17397 m68k/t-mlib to tmake_file.
17398 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
17399 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
17400 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
17401 Allow it to be cf or m68k. Set m68k_arch_family. If that
17402 variable is not empty, add t-$m68k_arch_family to tmake_file.
17403 Add t-mlibs to tmake_file.
17404 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
17405 * config/m68k/t-cf: New file.
17406 * config/m68k/t-m68k: Likewise.
17407 * config/m68k/t-mlibs: Likewise.
17408 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17409 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17410 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17411 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17412 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
17414 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
17415 (INSTALL_LIBGCC): Delete.
17416 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
17417 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17418 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17419 (M68K_MLIB_CPU): Define.
17420 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
17421 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
17422 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
17424 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17425 Richard Guenther <rguenther@suse.de>
17427 PR middle-end/23361
17428 * fold-const.c (fold_comparison): Handle obfuscated comparisons
17429 against INT_MIN/INT_MAX.
17430 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
17431 file if a loop is removed.
17433 2007-02-09 Joseph Myers <joseph@codesourcery.com>
17435 * calls.c (store_one_arg): Pass correct alignment to
17436 emit_push_insn for non-BLKmode values.
17437 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
17438 unaligned stack slot via a suitably aligned slot.
17440 2007-02-08 DJ Delorie <dj@redhat.com>
17442 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
17444 (legal_subregs): Use unsigned char, make const.
17445 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
17447 2007-02-08 Paul Brook <paul@codesourcery.com>
17449 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
17450 special interworking needed.
17452 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
17454 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
17455 conditional to __SSE2__.
17456 (Entries below should have been added to first ChangeLog
17457 entry for amdfam10 dated 2007-02-05)
17458 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
17460 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
17462 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
17465 2007-02-08 DJ Delorie <dj@redhat.com>
17467 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
17468 * config/m32c/m32c.c (legal_subregs): New.
17469 (m32c_illegal_subreg_p): New.
17470 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
17471 unsupported subregs of hard regs.
17473 2007-02-08 Jan Hubicka <jh@suse.cz>
17475 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
17476 the same one; always update histograms.
17478 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17480 * passes.c (init_optimization_passes): Tidy comment.
17482 2007-02-08 Roger Sayle <roger@eyesopen.com>
17484 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
17485 strip zero_extend, bswap and rotates from POCOUNT's argument.
17486 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
17487 zero_extend and rotates from PARITY's argument.
17488 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
17489 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
17490 of an integer constant at compile-time.
17492 2007-02-08 Diego Novillo <dnovillo@redhat.com>
17495 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
17497 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
17500 * tree-ssa-live.c (remove_unused_locals): Do not remove
17501 TREE_ADDRESSABLE variables.
17502 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
17503 * tree-ssa-operands.c (add_virtual_operand): Remove argument
17504 FOR_CLOBBER. Update all users.
17505 If VAR has an associated alias set, add a virtual operand for
17506 it if no alias is found to conflict with the memory reference.
17508 2007-02-07 Jan Hubicka <jh@suse.cz>
17509 Robert Kidd <rkidd@crhc.uiuc.edu>
17511 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
17513 2007-02-07 Ian Lance Taylor <iant@google.com>
17515 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
17517 2007-02-07 Roger Sayle <roger@eyesopen.com>
17519 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
17520 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
17521 tablejumpdi, movsi_to_cr_one): Remove constraints from
17522 define_expand's match_operands.
17524 2007-02-07 Roger Sayle <roger@eyesopen.com>
17526 * global.c (compute_regsets): Move declatation of "i" inside of
17527 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
17529 2007-02-07 Jakub Jelinek <jakub@redhat.com>
17532 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
17533 of INDIRECT_REF <RESULT_DECL>.
17535 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
17537 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
17538 Kaz Kojima <kkojima@gcc.gnu.org>
17541 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
17543 (sh_initialize_trampoline): Add parentheses to avoid a warning.
17545 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17547 * doc/loop.texi: Document possibility not to perform disambiguation
17548 of loops with multiple latches.
17549 * cfgloopmanip.c (alp_enum_p): Removed.
17550 (add_loop): Handle subloops. Use get_loop_body_with_size.
17551 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
17552 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
17553 the new forwarder block.
17554 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
17555 Handle the case latch is NULL.
17556 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
17557 modifications when marking loop exits.
17558 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
17560 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
17561 disambiguate_loops_with_multiple_latches.
17562 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
17563 before fix_loop_structure.
17564 * cfgloop.c: Include pointer-set.h and output.h.
17565 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
17566 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
17567 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
17568 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
17569 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
17570 disambiguate_multiple_latches, get_loop_body_with_size,
17571 disambiguate_loops_with_multiple_latches): New functions.
17572 (flow_loop_dump): Dump multiple latch edges.
17573 (flow_loop_nodes_find): Handle loops with multiple latches.
17574 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
17575 (glb_enum_p): Modified.
17576 (get_loop_body): Use get_loop_body_with_size.
17577 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
17578 (AVOID_CFG_MODIFICATIONS): New constant.
17579 (disambiguate_loops_with_multiple_latches, add_loop,
17580 get_loop_body_with_size): Declare.
17581 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
17583 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
17585 PR inline-asm/28686
17586 * global.c (compute_regsets): New function.
17587 (global_alloc): Refactored ELIMINABLE_REGSET
17588 and NO_GLOBAL_ALLOC_REGS computation out.
17589 (rest_of_handle_global_alloc): Call compute_regsets()
17590 for non-optimizing case.
17592 2007-02-06 Richard Henderson <rth@redhat.com>
17594 * config/i386/constraints.md (Y2): Rename from Y.
17595 (Yi): New constraint.
17596 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
17597 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
17598 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
17599 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
17600 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
17601 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
17602 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
17603 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
17604 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
17605 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
17606 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
17607 vec_extractv2si_1): Change Y constraints to Y2.
17608 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
17609 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
17610 Change Y constraints to Y2.
17611 (sse2_loadld): Change Y constraints to x.
17613 2007-02-06 Roger Sayle <roger@eyesopen.com>
17615 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
17616 (parity<mode>2): New define_expand using rs6000_emit_parity.
17617 * config/rs6000/rs6000.c (rs6000_emit_popcount,
17618 rs6000_emit_parity): New functions.
17619 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
17620 rs6000_emit_parity): Prototype here.
17622 2007-02-06 Ian Lance Taylor <iant@google.com>
17624 * lower-subreg.c (simple_move_operand): Reject CONST.
17625 (resolve_clobber): Call validate_change rather than directly
17626 assigning to XEXP (pat, 0).
17628 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17630 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
17631 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
17632 (tree-cfg.o): Remove hashtab.h dependency.
17634 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
17635 (struct ivopts_data): Change niters to pointer_map_t.
17636 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
17637 (niter_for_exit): Create pointer_map on demand. Change for
17639 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
17640 (free_loop_data): Destroy data->niters if created and reset field.
17641 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
17642 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
17644 * tree-ssa-reassoc.c: Include pointer-set.h.
17645 (bb_rank): Change to long *.
17646 (operand_rank): Change to pointer_map_t.
17647 (find_operand_rank): Return long, -1 if not found. Declare as inline.
17648 (insert_operand_rank): Accept long.
17649 (operand_entry_hash, operand_entry_eq): Remove.
17650 (get_rank): Return long. Adjust for changes above.
17651 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
17653 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
17655 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
17656 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
17657 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
17659 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
17660 directly since it cannot be NULL.
17661 (get_vi_for_tree): Rewrite for pointer_map API.
17662 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
17663 (init_alias_vars): Create vi_for_tree as pointer_map.
17664 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
17666 * tree-cfg.c: Don't include hashtab.h.
17667 (edge_to_cases): Declare as pointer_map.
17668 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
17670 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
17671 (start_recording_case_labels): Create edge_to_cases as pointer_map.
17672 (end_recoding_case_labels): Cleanup edge_to_cases manually before
17674 (record_switch_edge): Delete.
17675 (get_cases_for_edge): Adjust for pointer_map API, inline
17676 record_switch_edge (rewritten for new API), remove goto.
17678 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
17680 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
17681 * tree-nested.c: Include pointer-set.h.
17682 (var_map_elt, var_map_eq, var_map_hash): Delete.
17683 (struct nesting_info): Remove GTY marker. Change the two htab_t's
17684 to pointer_map_t's.
17685 (nesting_info_bitmap_obstack): New.
17686 (lookup_field_for_decl): Adjust for pointer_map API.
17687 (lookup_tramp_for_decl): Adjust for pointer_map API.
17688 (get_nonlocal_debug_decl): Adjust for pointer_map API.
17689 (get_local_debug_decl): Adjust for pointer_map API.
17690 (convert_nl_goto_reference): Adjust for pointer_map API.
17691 (convert_nl_goto_receiver): Adjust for pointer_map API.
17692 (create_nesting_tree): Create outside GGC space. Create bitmap on
17693 the new obstack. Create field_map and var_map as pointer_maps.
17694 (free_nesting_tree): Adjust for changes to create_nesting_tree.
17696 (lower_nested_functions): Move root here, no need to NULL it.
17697 Initialize and release the obstack.
17699 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
17701 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
17702 Remove prototypes and make them non-static.
17703 (struct tree_int_map): Remove.
17704 * tree.h (struct tree_int_map): Move here, turning TO into an
17706 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
17708 * tree.h (TREE_COMPLEXITY): Remove.
17709 (struct tree_exp): Remove complexity field.
17710 * tree.c (build1_stat): Don't set it.
17712 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
17713 Victor Kaplansky <victork@il.ibm.com>
17715 * tree-vectorizer.c (vect_is_simple_use): Support induction.
17716 (vect_is_simple_reduction): Support reduction with induction as
17717 one of the operands.
17718 (vect_is_simple_iv_evolution): Fix formatting.
17719 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
17720 formatting. Don't mark induction phis for vectorization.
17721 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
17722 * tree-vect-transform.c (get_initial_def_for_induction): New function.
17723 (vect_get_vec_def_for_operand): Support induction.
17724 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
17726 (vectorizable_reduction): Support reduction with induction as one of
17728 (vectorizable_type_demotion): Use def-type of stmt argument rather
17729 than dummy def-type.
17731 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
17732 flag_tree_scev_cprop.
17733 * common.opt (tree-scev-cprop): New flag.
17735 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
17736 call to vect_get_new_vect_var.
17738 2007-02-06 Ira Rosen <irar@il.ibm.com>
17740 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
17741 vectype is not NULL.
17742 (vect_pattern_recog_1): Likewise.
17744 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17746 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
17747 (fold_negate_expr): Likewise.
17749 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
17752 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
17753 even if cv-qualification is the same.
17755 2007-02-05 Geoffrey Keating <geoffk@apple.com>
17757 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
17758 __enable_execute_stack on completion.
17760 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17762 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
17763 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
17764 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
17765 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
17766 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
17767 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
17768 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
17769 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
17771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17773 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
17774 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
17775 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
17776 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
17777 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
17778 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
17779 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
17780 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
17781 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
17782 umuldi3_highpart_rex64, umulsi3_highpart_insn,
17783 umulsi3_highpart_zext, smuldi3_highpart_rex64,
17784 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
17785 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
17786 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
17787 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
17788 sqrtextenddfxf2_i387): Added amdfam10_decode.
17790 * config/i386/athlon.md (athlon_idirect_amdfam10,
17791 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
17792 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
17793 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
17794 athlon_ivector_store_amdfam10): New define_insn_reservation.
17795 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
17798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17800 * config/i386/athlon.md (athlon_call_amdfam10,
17801 athlon_pop_amdfam10, athlon_lea_amdfam10): New
17802 define_insn_reservation.
17803 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
17804 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
17805 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
17807 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17809 * config/i386/athlon.md (athlon_sseld_amdfam10,
17810 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
17811 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
17813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17815 * config/i386/athlon.md (athlon_sseins_amdfam10): New
17816 define_insn_reservation.
17817 * config/i386/i386.md (sseins): Added sseins to define_attr type
17818 and define_attr unit.
17819 * config/i386/sse.md: Set type attribute to sseins for insertq
17822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17824 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
17825 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
17826 ssecomi_load_amdfam10, ssecomi_amdfam10,
17827 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
17828 define_insn_reservation.
17829 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
17831 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17833 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
17834 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
17835 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
17836 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
17837 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
17838 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
17839 define_insn_reservation.
17841 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
17842 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
17843 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
17844 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
17845 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
17847 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17849 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
17850 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
17851 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
17852 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
17853 athlon_ssemul_load_k8): Added amdfam10.
17855 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17857 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
17858 (x86_sse_unaligned_move_optimal): New variable.
17860 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
17862 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
17863 for unaligned vector SSE double/single precision loads for AMDFAM10.
17865 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17867 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
17868 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
17869 Define TARGET_CPU_DEFAULT_amdfam10.
17870 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
17871 (processor_type): Add PROCESSOR_AMDFAM10.
17873 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
17874 processor_type in config/i386/i386.h.
17875 Enable imul peepholes for TARGET_AMDFAM10.
17877 * config.gcc: Add support for --with-cpu option for amdfam10.
17879 * config/i386/i386.c (amdfam10_cost): New variable.
17880 (m_AMDFAM10): New macro.
17881 (m_ATHLON_K8_AMDFAM10): New macro.
17882 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
17883 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
17884 x86_promote_QImode, x86_integer_DFmode_moves,
17885 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17886 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
17887 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
17888 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
17889 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
17890 Enable/disable for amdfam10.
17891 (override_options): Add amdfam10_cost to processor_target_table.
17892 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
17893 processor_alias_table.
17894 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
17895 (ix86_adjust_cost): Add code for amdfam10.
17897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
17899 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
17900 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
17901 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
17902 * config/i386/i386.h: Add builtin definition for SSE4A.
17903 * config/i386/i386.md: Add support for ABM instructions
17904 (popcnt and lzcnt).
17905 * config/i386/sse.md: Add support for SSE4A instructions
17906 (movntss, movntsd, extrq, insertq).
17907 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
17908 Add -march=amdfam10 flag.
17909 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
17910 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
17912 * doc/extend.texi: Add documentation for SSE4A builtins.
17914 2007-02-05 Bob Wilson <bob.wilson@acm.org>
17916 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
17918 2007-02-05 Richard Guenther <rguenther@suse.de>
17920 * tree-vectorizer.h (vectorizable_function): Add argument type
17921 argument, change return type.
17922 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
17923 * tree-vect-transform.c (vectorizable_function): Handle extra
17924 argument, return vectorized function decl.
17925 (build_vectorized_function_call): Remove.
17926 (vectorizable_call): Handle calls with result and argument types
17927 differing. Handle loop vectorization factor correctly.
17928 * targhooks.c (default_builtin_vectorized_function): Adjust for
17930 * targhooks.h (default_builtin_vectorized_function): Likewise.
17931 * target.h (builtin_vectorized_function): Add argument type
17933 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
17934 extra argument, allow vectorizing of lrintf.
17935 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
17936 documentation of target hook.
17938 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
17941 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
17942 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
17943 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
17945 2007-02-05 Roger Sayle <roger@eyesopen.com>
17947 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
17948 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
17949 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
17950 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
17951 before canonicalizing sincos to cexpi.
17952 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
17954 2007-02-05 Roger Sayle <roger@eyesopen.com>
17956 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
17957 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
17958 (alpha_init_builtins): Use alpha_add_builtins to process tables.
17960 2007-02-05 Roger Sayle <roger@eyesopen.com>
17962 * mips-tfile.c (initialize_init_file): Correct endianness test.
17964 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
17966 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
17967 the 'y' constraint.
17969 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17971 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
17972 saves in a PARALLEL before the register assignments.
17974 2007-02-05 Richard Sandiford <richard@codesourcery.com>
17976 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
17977 DWARF_FRAME_RETURN_COLUMN to be a general register.
17978 * dwarf2out.c (init_return_column_size): New function, split from...
17979 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
17980 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
17981 to be nongeneral registers.
17982 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
17984 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
17985 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
17987 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17989 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
17991 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
17993 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
17994 (remove_path): Use can_remove_branch_p and remove_branch instead
17995 of loop_delete_branch_edge.
17996 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
17997 (tree_transform_and_unroll_loop): Remove dead branches immediately.
17998 Update profile using scale_dominated_blocks_in_loop.
17999 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18000 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18001 (can_remove_branch_p, remove_branch): Declare.
18002 * tree-cfg.c (tree_can_remove_branch_p): New function.
18003 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18004 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18005 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18007 2007-02-05 Jan Hubicka <jh@suse.cz>
18009 PR middle-end/30696
18010 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18011 nodes in cgraph, don't remove offline copy of the function.
18013 2007-02-04 Jan Hubicka <jh@suse.cz>
18015 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18016 vectors might cause maybe_lookup_element_for_expr to be called
18017 on non-sra-candidate.
18019 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18021 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18022 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18023 spelling conventions.
18025 2007-02-04 Richard Guenther <rguenther@suse.de>
18027 PR middle-end/30636
18028 * fold-const.c (try_move_mult_to_index): Make sure to not
18029 overflow one dimension of a multi-dimensional array access.
18031 2007-02-04 Jan Hubicka <jh@suse.cz>
18033 * passes.c (init_optimization_passes): Reindent.
18035 2007-02-04 Jan Hubicka <jh@suse.cz>
18036 Eric Botcazou <ebotcazou@adacore.com>
18038 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18039 (execute_fixup_cfg): Break out the abnormal goto code.
18040 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18041 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18042 (optimize_inline_calls): Call make_nonlocal_label_edges.
18044 2007-02-04 Jan Hubicka <jh@suse.cz>
18046 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18047 true when something was changed.
18048 (rename_ssa_copies): When something was changed, do
18049 TODO_remove_unused_locals.
18050 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18051 add TODO_remove_unused_locals when instruction was removed.
18053 2007-02-04 Jan Hubicka <jh@suse.cz>
18055 * ipa-inline.c (try_inline): Improve debug output; work on already
18057 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18058 call try_inline for already inlined edges too when flattening;
18059 inline also functions that make callee growth but overall unit size
18062 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18064 * config/m32c/bitops.md, config/m32c/jump.md,
18065 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18066 config/m32r/m32r.h, config/m32r/m32r.md,
18067 config/m32r/predicates.md, config/m68hc11/larith.asm,
18068 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18069 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18070 config/mips/mips-protos.h, config/mips/mips.c,
18071 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18072 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18073 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18074 spelling conventions.
18076 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18077 Follow spelling conventions.
18079 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18081 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18082 warn about C++0x compatibility.
18084 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18086 * config/h8300/h8300.c, config/h8300/h8300.h,
18087 config/h8300/h8300.md: Follow spelling conventions.
18089 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18091 PR middle-end/30667
18092 * combine.c (try_combine): Do not substitute source operand
18093 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
18095 2007-02-03 Jan Hubicka <jh@suse.cz>
18097 PR gcov-profile/30650
18098 * value-prof.c (stringop_block_profile): Fix handling of size counter;
18099 do not divide by zero for never executed counters.
18100 (tree_find_values_to_profile): Fix counters.
18101 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
18103 2007-02-03 Ian Lance Taylor <iant@google.com>
18105 * lower-subreg.c (simple_move_operand): New static function,
18106 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
18108 (simple_move): Call simple_move_operand.
18109 (find_decomposable_subregs): Add special handling of MEMs.
18110 (can_decompose_p): Rename from cannot_decompose_p. Reverse
18111 meaning of return value. If we see a hard register, test whether
18112 it can store a word_mode value. Change all callers.
18114 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18116 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
18117 ftrapv insns and expanders.
18118 (subdi3): Change define_expand operand 1 to arith11_operand, and
18119 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
18120 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
18121 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
18124 PR middle-end/30174
18125 * varasm.c (notice_global_symbol): Treat global objects as weak when
18126 flag_shlib is true.
18128 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18130 * emit-rtl.c (dconstpi): Delete.
18131 (dconstsqrt2): New.
18132 (init_emit_once): Delete dconstpi and init dconstsqrt2.
18133 * real.h (dconstpi): Delete.
18134 (dconstsqrt2): New.
18135 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
18136 (fold_builtin_hypot): Likewise.
18138 2007-02-03 Tom Tromey <tromey@redhat.com>
18141 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
18142 -gcoff3, -gxcoff3, -gvms3 implies -dD.
18144 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
18146 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
18147 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
18148 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
18149 config/rs6000/cell.md, config/rs6000/darwin.h,
18150 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
18151 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
18152 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
18153 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
18154 typos. Follow spelling conventions.
18155 * doc/invoke.texi: Follow spelling conventions.
18157 2007-02-03 Roger Sayle <roger@eyesopen.com>
18159 * simplify-rtx.c (simplify_relational_operation_1): Implement some
18160 canonicalization transformations that attempt to simplify integer
18161 constant comparisons to become comparisons against zero.
18163 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18165 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
18167 * fold-const.c (fold_binary): Fix comment typos. Fold complex
18168 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
18170 2007-02-02 Mike Stump <mrs@apple.com>
18172 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
18173 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
18174 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
18175 generate a branch island.
18177 2007-02-02 Bob Wilson <bob.wilson@acm.org>
18179 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
18180 (xtensa_legitimate_address_p): New.
18181 (xtensa_legitimize_address): New.
18182 (xtensa_output_addr_const_extra): New.
18183 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
18185 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
18186 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
18187 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
18188 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
18189 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
18190 (xtensa_legitimize_address): New.
18191 (xtensa_output_addr_const_extra): New.
18193 2007-02-02 Steve Ellcey <sje@cup.hp.com>
18195 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
18197 2007-02-02 Ian Lance Taylor <iant@google.com>
18199 * expmed.c (expand_divmod): Add comment.
18201 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
18203 * emit-rtl.c (renumber_insns): Remove.
18204 * flags.h: Remove the extern for flag_renumber_insns.
18205 * rtl.h: Remove the prototype for renumber_insns.
18206 * toplev.c (flag_renumber_insns): Remove.
18208 2007-02-02 Hui-May Chang <hm.chang@apple.com>
18210 Revert for x86 darwin:
18211 2005-06-19 Uros Bizjak <uros@kss-loka.si>
18213 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
18214 code before the following patch under TARGET_MACHO.
18215 (ix86_function_value_regno_p): Likewise.
18217 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18219 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
18222 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18225 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
18226 loads to general or fp registers. Add comments.
18227 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
18229 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
18231 * pointer-set.c (insert_aux): Only return insertion slot.
18232 (pointer_set_insert): Adjust.
18233 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
18234 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
18235 pointer_map_traverse): New.
18236 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
18237 pointer_map_create, pointer_map_destroy, pointer_map_insert,
18238 pointer_map_contains, pointer_map_traverse): Declare.
18240 2007-02-02 Jakub Jelinek <jakub@redhat.com>
18242 PR middle-end/30473
18243 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
18244 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
18246 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18248 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
18250 (struct _dep): New type.
18251 (dep_t): New typedef.
18252 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
18253 (DEP_STATUS): New access macro. The macro with the same name was
18254 renamed to DEP_LINK_STATUS.
18255 (dep_init): Declare function
18257 (struct _dep_link): New type.
18258 (dep_link_t): New typedef.
18259 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
18260 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
18261 (DEP_LINK_STATUS): New macro.
18262 (debug_dep_links): New debug function.
18264 (struct _deps_list): New type.
18265 (deps_list_t): New typedef.
18266 (DEPS_LIST_FIRST): New access macro.
18267 (FOR_EACH_DEP_LINK): New cycle macro.
18268 (create_deps_list, free_deps_list, delete_deps_list): Declare
18270 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
18271 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
18272 (copy_deps_list_change_con): Ditto.
18274 (move_dep_link): Declare function.
18276 (struct _dep_node): New type.
18277 (dep_node_t): New typedef.
18278 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
18280 (struct haifa_insn_data.back_deps): New field to hold backward
18281 dependencies of the insn.
18282 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
18284 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
18285 Change its type to deps_list_t.
18286 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
18287 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
18288 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
18290 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
18292 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
18294 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
18296 (dep_cost): Declare.
18298 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
18299 (ds_to_dk, dk_to_ds): New functions.
18301 (init_dep_1): New static function.
18302 (init_dep): New function.
18303 (copy_dep): New static function.
18305 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
18307 (detach_dep_link): New static function.
18308 (move_dep_link): New function.
18310 (dep_links_consistent_p, dump_dep_links): New static functions.
18311 (debug_dep_links): New debugging function.
18313 (deps_obstack, dl_obstack, dn_obstack): New static variables.
18315 (alloc_deps_list, init_deps_list): New static functions.
18316 (create_deps_list): New function.
18317 (clear_deps_list): New static function.
18318 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
18319 (deps_list_consistent_p, dump_deps_list): New static functions.
18320 (debug_deps_list): New function.
18321 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
18323 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
18325 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
18326 use new scheduler dependencies lists.
18327 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
18328 (sched_analyze): Ditto. Initialize dependencies lists.
18329 (add_forw_dep, compute_forward_dependences): Update to use new
18330 scheduler dependencies lists.
18332 (init_dependency_caches): Init deps_obstack.
18333 (free_dependency_caches): Free deps_obstack.
18335 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
18336 new scheduler dependencies lists.
18337 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
18338 (add_back_forw_dep, delete_back_forw_dep): Ditto.
18340 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
18341 Update to use new scheduler dependencies lists.
18342 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
18343 (debug_dependencies): Ditto.
18344 (schedule_region): Update comments.
18346 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
18347 scheduler dependencies lists.
18348 (schedule_ebb): Update comments.
18350 * rtl.def (DEPS_LIST): Remove.
18352 * lists.c (unused_deps_list): Remove.
18353 (free_list): Update assertions.
18355 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
18356 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18358 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
18359 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
18361 * haifa-sched.c (comments): Update.
18362 (insn_cost1): Remove. Inline the code into insn_cost ().
18363 (insn_cost): Update to use new scheduler dependencies lists. Move
18364 processing of the dependency cost to dep_cost ().
18365 (dep_cost): New function. Use it instead of insn_cost () when
18366 evaluating cost of the dependency. Use compatible interface to
18367 interact with the target.
18368 (priority): Update to use new scheduler dependencies lists.
18369 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
18370 with greater number of insns that depend on the insn.
18371 (schedule_insn): Update to use new scheduler dependencies lists. Add
18372 code to free backward dependencies lists. Inline and optimize code
18373 from resolve_dep () - see PR28071.
18374 (ok_for_early_queue_removal): Update to use new scheduler dependencies
18375 lists. Update call to targetm.sched.is_costly_dependence hook.
18377 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
18378 scheduler dependencies lists.
18380 (resolve_dep): Remove. Move the logic to schedule_insn ().
18381 (init_h_i_d): Initialize dependencies lists.
18383 (process_insn_depend_be_in_spec): Rename to
18384 process_insn_forw_deps_be_in_spec. Update to use new scheduler
18385 dependencies lists.
18386 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
18387 Update to use new scheduler dependencies lists.
18388 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
18390 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
18391 new scheduler dependencies lists.
18392 (build_intra_loop_deps): Ditto.
18394 * target.h (struct _dep): Declare to use in
18395 gcc_target.sched.is_costly_dependence.
18396 (struct gcc_target.sched.adjust_cost): Fix typo.
18397 (struct gcc_target.sched.is_costly_dependence): Change signature to
18398 use single dep_t parameter instead of an equivalent triad.
18399 (struct gcc_target.sched.adjust_cost_2): Remove.
18401 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
18403 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
18405 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
18407 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
18409 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
18410 (REG_DEP_TRUE): Document.
18412 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
18413 Change signature to correspond to the targetm.sched.adjust_cost hook.
18414 Update use in TARGET_SCHED_ADJUST_COST_2.
18415 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
18416 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
18417 new scheduler dependencies lists.
18418 (ia64_gen_check): Ditto.
18420 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
18421 scheduler dependencies lists.
18423 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
18424 signature to correspond to the targetm.sched.is_costly_dependence hook.
18425 (is_costly_group): Update to use new scheduler dependencies lists.
18427 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
18428 instead of INSN_COST () macro.
18430 2007-02-01 Ian Lance Taylor <iant@google.com>
18432 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
18434 2007-02-01 Guy Martin <gmsoft@gentoo.org>
18436 * pa.md (tp_load): Correct mfctl instruction syntax.
18438 2007-02-01 Geoffrey Keating <geoffk@apple.com>
18440 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
18441 altivec_padding_size calculation on AIX. Improve comment, add
18442 assert to verify that it's right.
18444 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
18447 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
18449 PR inline-asm/28686
18450 * global.c (global_alloc): Add mising initialization of
18453 2007-02-01 Roger Sayle <roger@eyesopen.com>
18455 * alias.c (init_alias_analysis): Correct whitespace.
18456 * bb-reorder.c (fix_edges_for_rarely_executed_code,
18457 partition_hot_cold_basic_blocks): Likewise.
18458 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
18459 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
18460 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
18461 fold_builtin_snprintf_chk, fold_builtin_printf,
18462 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
18463 do_mpfr_arg3, do_mpfr_sincos): Likewise.
18464 * cfgcleanup.c (cleanup_cfg): Likewise.
18465 * cfgexpand.c (tree_expand_cfg): Likewise.
18466 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
18467 * function.c (get_next_funcdef_no): Likewise.
18468 * gengtype.c (main): Likewise.
18469 * genmodes.c (main): Likewise.
18470 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
18471 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
18472 * ifcvt.c (noce_emit_move_insn): Likewise.
18473 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
18475 * stor-layout.c (get_best_mode): Likewise.
18476 * tree-ssa-loop-niter.c (get_val_for): Likewise.
18477 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
18478 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
18479 perform_var_substitution, solve_graph): Likewise.
18480 * tree-vrp.c (vrp_finalize): Likewise.
18482 2007-02-01 Ian Lance Taylor <iant@google.com>
18484 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
18485 high part of a paradoxical subreg, return a constant zero.
18487 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
18489 * toplev.c (lang_dependent_init): Call init_set_costs.
18490 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
18492 2007-02-01 Richard Guenther <rguenther@suse.de>
18494 PR middle-end/30656
18495 * fold-const.c (fold_negate_expr): Allow negating a
18496 constant if overflow does not change.
18498 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18500 * doc/c-tree.texi (Expression trees): Improve markup.
18501 * doc/tm.texi (Register Classes, Addressing Modes)
18502 (Floating Point): Fix spacing after abbreviations. Fix some
18505 2007-02-01 Ben Elliston <bje@au.ibm.com>
18507 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
18508 * doc/contrib.texi: Likewise.
18509 * doc/install.texi: Likewise.
18511 2007-01-31 Richard Henderson <rth@redhat.com>
18512 Ian Lance Taylor <iant@google.com>
18514 * lower-subreg.c: New file.
18515 * rtl.def (CONCATN): Define.
18516 * passes.c (init_optimization_passes): Add pass_lower_subreg and
18517 pass_lower_subreg2.
18518 * emit-rtl.c (update_reg_offset): New static function, broken out
18519 of gen_rtx_REG_offset.
18520 (gen_rtx_REG_offset): Call update_reg_offset.
18521 (gen_reg_rtx_offset): New function.
18522 * regclass.c: Revert patch of 2006-03-05, restoring
18524 (clear_reg_info_regno): New function.
18525 * dwarf2out.c (concatn_loc_descriptor): New static function.
18526 (loc_descriptor): Handle CONCATN.
18527 * common.opt (fsplit_wide_types): New option.
18528 * opts.c (decode_options): Set flag_split_wide_types when
18530 * timevar.def (TV_LOWER_SUBREG): Define.
18531 * rtl.h (gen_reg_rtx_offset): Declare.
18532 (reg_scan_update): Declare.
18533 * regs.h (clear_reg_info_regno): Declare.
18534 * tree-pass.h (pass_lower_subreg): Declare.
18535 (pass_lower_subreg2): Declare.
18536 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
18537 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
18538 -fsplit-wide-types.
18539 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
18540 * Makefile.in (OBJS-common): Add lower-subreg.o.
18541 (lower-subreg.o): New target.
18543 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18545 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
18547 2007-01-31 Anatoly Sokolov <aesok@post.ru>
18550 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
18552 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18554 PR middle-end/29335
18555 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
18557 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
18559 * cfgloop.h: Include vec-prim.h.
18560 (enum li_flags): Remove LI_ONLY_OLD.
18561 (loop_iterator): Changed.
18562 (fel_next, fel_init): Iterate over loop tree.
18563 (FOR_EACH_LOOP_BREAK): New macro.
18564 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
18566 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
18567 * modulo-sched.c (sms_schedule): Ditto.
18568 * tree-vectorizer.c (vectorize_loops): Ditto.
18569 * doc/loop.texi: Update information on loop numbering and behavior of
18570 FOR_EACH_LOOP wrto new loops.
18571 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
18572 add_to_evolution_1): Test nestedness of loops instead of comparing
18574 * tree-chrec.c (chrec_fold_plus_poly_poly,
18575 chrec_fold_multiply_poly_poly, chrec_evaluate,
18576 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
18577 reset_evolution_in_loop): Ditto.
18578 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
18580 2007-01-31 Dirk Mueller <dmueller@suse.de>
18582 * c-common.c (warn_about_parentheses): Separate warning about
18583 un-parenthized sequence of comparison operators from the one
18584 which is supposed to warn about x <= y <= z.
18586 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
18588 * optabs.h (enum optab_index): Add new OTI_isinf.
18589 (isinf_optab): Define corresponding macro.
18590 * optabs.c (init_optabs): Initialize isinf_optab.
18591 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
18593 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
18594 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
18596 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
18597 expand_builtin_interclass_mathfn.
18598 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
18599 * config/i386/i386.md (UNSPEC_FXAM): New constant.
18600 (fxam<mode>2_i387): New insn pattern.
18601 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
18602 built-in functions as x87 inline asm.
18604 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18606 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
18608 2007-01-30 Eric Christopher <echristo@apple.com>
18610 * config.gcc: Add geode.
18612 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
18614 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
18615 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
18616 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
18617 value-prof.c: Fix comment typos.
18619 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18622 * doc/invoke.texi (Wpointer-arith): Document warning.
18624 2007-01-30 Janis Johnson <janis187@us.ibm.com>
18626 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
18627 the list of discrepancies from the draft TR.
18629 2007-01-30 Dirk Mueller <dmueller@suse.de>
18632 * doc/invoke.texi (-Wreturn-type): Update description to
18633 match new behavior.
18635 2007-01-30 Richard Sandiford <richard@codesourcery.com>
18637 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
18639 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
18641 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
18642 to handle optabs that operate on floating point input argument and
18643 output to integer output.
18644 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
18645 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
18646 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
18647 expand_builtin_interclass_mathfn ().
18648 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
18649 (ilogbsi2): Remove.
18650 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
18651 ilogbl built-in functions as x87 intrinsics.
18653 2007-01-30 Richard Guenther <rguenther@suse.de>
18655 PR middle-end/27657
18656 * dwarf2out.c (reference_to_unused): Query varpool if the
18657 variable was output.
18659 2007-01-30 Richard Guenther <rguenther@suse.de>
18661 PR middle-end/30313
18662 * passes.c (execute_one_pass): Reset in_gimple_form to not
18663 confuse non-unit-at-a-time mode.
18665 2007-01-29 Roger Sayle <roger@eyesopen.com>
18666 Richard Guenther <rguenther@suse.de>
18668 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
18669 avoid undefined behaviour on overflow. Use force_fit_type_double
18670 to construct the constant with the specified TREE_OVERFLOW.
18672 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18674 * config/dfp-bit.c: Add parameterized support for fp exceptions.
18675 * config/dfp-bit.h: Ditto.
18677 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18679 * c-decl.c (pop_scope): Replace warnings with call to
18680 warn_for_unused_label.
18681 * c-common.h (warn_for_unused_label): Declare.
18682 * c-common.c (warn_for_unused_label): Define.
18684 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18686 * tree-optimize.c (update_inlined_to_pointers): Delete unused
18689 2007-01-29 Janis Johnson <janis187@us.ibm.com>
18691 * Makefile.in (USER_H): Remove decfloat.h.
18692 * ginclude/decfloat.h: Delete, moving contents to ...
18693 * ginclude/float.h: Add support for decimal floating point,
18694 guarded by __STDC_WANT_DEC_FP__.
18696 2007-01-29 Mike Stump <mrs@apple.com>
18698 * doc/gccint.texi (Top): Rename Loop Representation to Loop
18699 Analysis and Representation to resolve case insensitive conflict.
18700 * doc/loop.texi (Loop Analysis and Representation): Likewise.
18702 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
18704 * tree.h (struct tree_memory_tag): Add aliases member.
18705 (MTAG_ALIASES): New macro.
18706 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
18707 (add_may_alias): Remove pointer-set. Update for may_aliases being
18709 (mark_aliases_call_clobbered): Update for may_aliases being a
18711 (compute_tag_properties): Ditto.
18712 (create_partition_for): Ditto.
18713 (compute_memory_partitions): Ditto.
18714 (dump_may_aliases_for): Ditto.
18715 (is_aliased_with): Ditto.
18716 (add_may_alias_for_new_tag): Ditto.
18717 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
18718 (compute_is_aliased): New function.
18719 (compute_may_aliases): Call compute_is_aliased).
18720 (init_alias_info): Initialize alias_bitmap_obstack.
18721 (union_alias_set_into): New function.
18722 (compute_flow_sensitive_aliasing): Use union_aliases_into.
18723 (have_common_aliases_p): Rewrite to take two bitmaps and use
18725 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
18726 Update for bitmaps.
18727 (finalize_ref_all_pointers): Update for add_may_alias changes.
18728 (new_type_alias): Ditto.
18729 * tree-flow-inline.h (may_aliases): Return a bitmap.
18730 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
18731 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
18732 may_aliases being a bitmap.
18733 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
18734 may_aliases now returns a bitmap.
18735 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
18737 * tree-ssa-operands.c (add_virtual_operand): Update for
18738 may_aliases being a bitmap.
18740 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
18742 PR tree-optimization/30630
18743 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
18744 variable as changed.
18746 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
18749 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
18750 expanded only once even if an error occurs.
18752 2007-01-29 Ben Elliston <bje@au.ibm.com>
18754 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
18755 (__gcov_average_profiler): Likewise.
18756 (__gcov_ior_profiler): Likewise.
18757 (__gcov_merge_ior): Likewise.
18759 2007-01-28 Jan Hubicka <jh@suse.cz>
18761 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
18762 * value-prof.c (stringop_block_profile): Likewise.
18764 2007-01-28 Jan Hubicka <jh@suse.cz>
18766 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
18767 Add variant handling histograms; add wrapper.
18768 (clear_storage_via_libcall): Export.
18769 (emit_block_move_hints): Break out from ...; add histograms.
18770 (emit_block_move): ... this one.
18771 (clear_storage_hints): Break out from ...; add histograms.
18772 (clear_storage): ... this one.
18773 (set_storage_via_memset): Handle histogram.
18774 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
18775 (clear_storage_hints, clear_storage_via_libcall): Declare.
18776 (set_storage_via_setmem): Update prototype.
18777 * doc/md.texi (movmem, setmem): Document new arguments.
18779 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
18780 Add new histograms.
18781 (stringop_block_profile): New global function.
18782 (tree_stringops_values_to_profile): Profile block size and alignment.
18783 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
18785 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
18786 (stringop_block_profile): Declare.
18787 * builtins.c: Include value-prof.h.
18788 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
18789 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
18790 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
18791 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
18792 * profile.c (instrument_values): Add new counters.
18793 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
18795 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
18796 (tree_init_edge_profiler): Build new profilers.
18797 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
18798 (pass_tree_profile): Add dump.
18799 (tree_profile_hooks): Update.
18800 * Makefile.in (LIBGCOV): Add new constants.
18801 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
18802 __gcov_ior_profiler): New.
18803 * i386.md (movmem/setmem expanders): Add new optional arguments.
18805 2007-01-28 David Edelsohn <edelsohn@gnu.org>
18807 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
18809 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18811 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
18812 (tree_unswitch_single_loop): Pass eni_size_weights to
18813 tree_num_loop_insns.
18814 * tree-ssa-loop-manip.c: Include tree-inline.h.
18815 (can_unroll_loop_p): Pass eni_size_weights to
18816 tree_num_loop_insns.
18817 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
18818 Pass eni_size_weights to estimate_num_insns.
18819 * tree.h (init_inline_once): Export.
18820 * toplev.c (backend_init): Call init_inline_once.
18821 * cgraphunit.c (cgraph_process_new_functions,
18822 cgraph_analyze_function): Pass eni_inlining_weights to
18823 estimate_num_insns.
18824 * ipa-inline.c (compute_inline_parameters): Ditto.
18825 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
18826 to estimate_num_insns.
18827 (try_unroll_loop_completely): Pass eni_size_weights to
18828 tree_num_loop_insns.
18829 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
18830 ot estimate_num_insns.
18831 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
18832 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
18833 * tree-inline.c (eni_inlining_weights, eni_size_weights,
18834 eni_time_weights): New variables.
18835 (init_inline_once): Initialize them.
18836 (struct eni_data): Mew.
18837 (estimate_num_insns_1, estimate_num_insns): Use weights.
18838 * tree-inline.h (struct eni_weights_d): New.
18839 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
18840 (estimate_num_insns): Declaration changed.
18841 * cfgloop.h (tree_num_loop_insns): Declaration changed.
18842 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
18843 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
18845 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
18847 * tree-data-ref.c (conflict_fn): Assert that the number of affine
18848 relations in the conflict function is valid.
18850 2007-01-27 Ian Lance Taylor <iant@google.com>
18852 * common.opt: Add fstrict-overflow.
18853 * opts.c (decode_options): Set flag_strict_overflow if -O2.
18854 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
18855 (TYPE_OVERFLOW_UNDEFINED): Define.
18856 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
18858 * tree.h (TYPE_TRAP_SIGNED): Don't define.
18859 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
18860 (fold_negate_expr): Likewise.
18861 (make_range): Likewise.
18862 (extract_muldiv_1): Likewise.
18863 (maybe_canonicalize_comparison): Likewise.
18864 (fold_comparison): Likewise.
18865 (fold_binary): Likewise.
18866 (tree_expr_nonnegative_p): Likewise.
18867 (tree_expr_nonzero_p): Likewise.
18868 * tree-vrp.c (compare_values): Likewise.
18869 (extract_range_from_binary_expr): Likewise.
18870 (extract_range_from_unary_expr): Likewise.
18871 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
18873 (nowrap_type_p): Likewise.
18874 * tree-scalar-evolution.c (simple_iv): Likewise.
18875 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
18876 (build_range_check): Likewise.
18877 (extract_muldiv_1): Likewise.
18878 (fold_comparison): Likewise.
18879 * tree-vrp.c (vrp_int_const_binop): Likewise.
18880 (extract_range_from_unary_expr): Likewise.
18881 * convert.c (convert_to_integer): Likewise.
18882 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
18883 (fold_comparison): Likewise.
18884 (fold_binary): Likewise.
18885 * optabs.c (optab_for_tree_code): Likewise.
18886 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
18887 * simplify-rtx.c (simplify_const_relational_operation): Check
18888 flag_strict_overflow and flag_trapv.
18889 (simplify_const_relational_operation): Likewise.
18890 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
18891 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
18894 2007-01-27 Roger Sayle <roger@eyesopen.com>
18896 * tree.c (tree_fold_gcd): Delete.
18897 * tree.h (tree_fold_gcd): Remove prototype.
18898 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
18899 test whether one constant integer is a multiple of another. Instead
18900 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
18901 * fold-const.c (multiple_of_p): We've determined both TOP and
18902 BOTTOM are integer constants so we can call int_const_binop directly
18903 instead of the more generic const_binop.
18905 2007-01-27 Roger Sayle <roger@eyesopen.com>
18907 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
18908 1*X check that the constant hasn't overflowed, to preserve the
18910 (round_up): Provide an efficient implementation when rouding-up an
18911 INTEGER_CST to a power-of-two.
18913 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18915 * doc/sourcebuild.texi: Add comma for clarity.
18916 * doc/extend.texi: Fix some typos.
18917 * doc/passes.texi: Likewise.
18918 * doc/cppinternals.texi: Likewise.
18919 * doc/c-tree.texi: Likewise.
18920 * doc/tree-ssa.texi: Likewise.
18921 * doc/install.texi: Likewise.
18923 2007-01-27 Jan Hubicka <jh@suse.cz>
18925 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
18926 (pass_sra): Do not require alias information.
18927 * passes.c (init_optimization_passes): Add SRA
18929 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
18931 * tracer.c (rest_of_handle_tracer): We already cleaned
18932 up the CFG in tracer() so don't do it here again.
18933 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
18934 cleanup_cfg here, either. And don't call renumber_insns.
18936 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
18937 and BB_HEAD are in the insn stream here. Instead make sure
18938 that BB_INSN is valid on all insns. Also, do check here that
18939 there are no pending branch predictions...
18940 (rtl_verify_flow_info): ...instead of doing it here. Checks
18941 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
18944 2007-01-26 Roger Sayle <roger@eyesopen.com>
18946 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
18947 function to simplify/factorize operand order canonicalization.
18948 (ix86_fixup_binary_operands): Reorganize using the above function.
18949 (ix86_binary_operator_ok): Likewise.
18951 2007-01-27 Jakub Jelinek <jakub@redhat.com>
18953 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
18954 file scope from optimize_attrs.
18955 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
18957 (optimize_attrs): Clear insn_code_values after freeing it.
18959 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18961 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
18962 a parts.base assignment.
18964 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
18966 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
18967 (compute_subscript_distance, initialize_data_dependence_relation,
18968 finalize_ddr_dependent, analyze_ziv_subscript,
18969 analyze_siv_subscript_cst_affine,
18970 compute_overlap_steps_for_affine_univar,
18971 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
18972 analyze_siv_subscript, analyze_miv_subscript,
18973 analyze_overlapping_iterations, subscript_dependence_tester_1,
18974 compute_self_dependence, free_dependence_relation): Work
18975 with affine_fn instead of chrecs.
18976 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
18977 common_affine_function, affine_function_base,
18978 affine_function_constant_p, affine_fn_op, affine_fn_plus,
18979 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
18980 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
18981 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
18982 (all_chrecs_equal_p): Removed.
18983 * tree-data-ref.h (affine_fn, conflict_function): New types.
18984 (struct subscript): Change type of conflicting_iterations_in_a
18985 and conflicting_iterations_in_b.
18987 2007-01-26 Steve Ellcey <sje@cup.hp.com>
18990 * config/pa/pa.h (TARGET_HPUX_11): New.
18991 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
18992 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
18994 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
18995 Richard Guenther <rguenther@suse.de>
18997 * tree-ssa-structalias.c (solve_graph): Handle case
18998 we merged the variable to another.
19000 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19002 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19005 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19006 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19008 2007-01-25 DJ Delorie <dj@redhat.com>
19010 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19011 allow changes to modes which don't fit in those registers.
19013 * reload1.c (choose_reload_regs): Check for invalid subregs before
19014 computing their locations, not after.
19016 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19019 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19020 save Altivec registers in an eh_return function.
19021 (compute_vrsave_mask): Likewise.
19022 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19023 for saving Altivec registers.
19024 (rs6000_emit_prologue): Don't allocate stack twice in
19025 eh_return function. Correct expected value of altivec_save_offset
19026 when using save_world. Describe save of R0 to stack when using
19027 save_world. Describe stack pointer adjustment when using
19028 save_world. Remove duplicated eh_return parameter register saving.
19029 Update sp_offset variable after save_world.
19030 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19032 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19033 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19036 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19038 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19040 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19043 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19044 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19046 2007-01-25 Richard Guenther <rguenther@suse.de>
19048 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19049 * common.opt (-Wcoverage-mismatch): New warning option.
19050 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19051 if -Wcoverage-mismatch is given.
19053 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19055 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19056 (ipcp_driver): Change to static definition.
19057 Add dumping of the ifunctions.
19058 (constant_val_insert): Remove unused parameter. Support for SSA.
19059 (ipcp_propagate_const): Support for SSA.
19060 (ipcp_profile_bb_print): Print only analyzed nodes.
19061 (ipcp_replace_map_create): Remove support for Fortran constant
19063 * ipa-prop.c (ipa_method_modify_stmt,
19064 ipa_callsite_compute_param): Support for SSA.
19065 * ipa-prop.h (ipcp_driver): Remove declaration.
19066 (IS_VALID_TREE_MAP_INDEX): Add define.
19068 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19070 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19072 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19074 PR middle-end/30447
19075 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19076 constant argument to cabs and do it without checking for
19077 -funsafe-math-optimizations.
19079 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19081 * c-common.h (RID_FIRST_CXX0X): New.
19082 (RID_LAST_CXX0X): New.
19083 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19085 * c.opt (Wc++0x-compat): New.
19086 * doc/invoke.texi (-Wc++0x-compat): Document.
19088 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19090 * builtins.c (fold_builtin_carg): New.
19091 (fold_builtin_1): Use it.
19093 2007-01-24 Jan Hubicka <jh@suse.cz>
19095 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
19097 * ipa-inline.c (initial_insns, max_insns): Delete.
19098 (compute_max_insns): New function.
19099 (cgraph_decide_inlining_of_small_function): Use it; take minimal
19100 amount of insns as base for code growth.
19101 (cgraph_decide_inlining): Make initial_insns local; do not compute
19103 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
19104 * doc/invoke.texi (inline-unit-growth): Update docs.
19106 2007-01-24 Jakub Jelinek <jakub@redhat.com>
19108 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
19109 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
19110 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
19111 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
19112 for CPUs that have PTA_CX16 set.
19114 PR middle-end/27416
19115 * gimplify.c (omp_check_private): New function.
19116 (gimplify_scan_omp_clauses): Use it for
19117 firstprivate/lastprivate/reduction.
19119 PR middle-end/30494
19120 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
19121 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
19123 PR middle-end/30421
19124 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
19125 If lower_lastprivate_clauses emits some statements, append them
19126 to dlist rather than body_p and to body_p append an initializer.
19127 (lower_omp_for): Adjust caller.
19129 2007-01-24 Steve Ellcey <sje@cup.hp.com>
19131 * target.h (globalize_decl_name): New.
19132 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19133 * output.h (default_globalize_decl_name): New.
19134 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
19136 (globalize_decl): Ditto.
19137 (default_globalize_decl_name): New.
19138 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
19139 (ia64_handle_version_id_attribute): New.
19140 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
19141 (ia64_asm_output_external): Use globalize_decl_name instead
19142 of globalize_label.
19143 * doc/extend.texi (version_id): New pragma.
19144 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
19146 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19148 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
19149 _uleb128_t and _Unwind_SWord with _sleb128_t.
19150 * unwind-dw2.c (extract_cie_info, execute_stack_op,
19151 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
19153 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
19154 * unwind-pe.h (read_uleb128, read_sleb128,
19155 read_encoded_value_with_base): Likewise.
19156 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
19158 2007-01-24 Richard Guenther <rguenther@suse.de>
19160 * builtins.c (expand_builtin_cexpi): Get the fndecl
19161 for cexp in the correct way.
19163 2007-01-24 Jan Hubicka <jh@suse.cz>
19165 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
19168 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
19170 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
19171 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
19172 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
19173 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
19174 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
19175 __SIZEOF_PTRDIFF_T__.
19176 * doc/cpp.texi: Documentation for the new builtin macros added.
19178 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
19180 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
19181 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
19182 instead of operands[2] to avoid access past the end of array.
19184 2007-01-24 Richard Sandiford <richard@codesourcery.com>
19186 * reload1.c (emit_reload_insns): Pass the reload register
19187 for a non-spill output reload through forget_old_reloads_1.
19189 2007-01-23 Joseph Myers <joseph@codesourcery.com>
19191 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19192 _SOFT_DOUBLE if doubles use software floating-point.
19193 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
19194 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19195 * config/rs6000/darwin-ldouble.c: Also compile functions for
19196 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
19197 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
19198 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
19199 commented-out long double override.
19200 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
19201 * config/rs6000/eabispe.h: Likewise.
19202 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
19203 long double for non-SPE.
19204 (rs6000_handle_option): Likewise.
19205 (invalid_e500_subreg): Disallow more subregs involding DImode,
19206 DFmode, TImode or TFmode.
19207 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
19209 (legitimate_lo_sum_address_p): Also check for TFmode for E500
19211 (rs6000_legitimize_address): Also handle TFmode for E500 double.
19212 (rs6000_legitimize_reload_address): Also handle TFmode for E500
19214 (rs6000_legitimate_address): Also check for TFmode for E500
19216 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
19217 (spe_build_register_parallel): Handle TFmode and TCmode.
19218 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
19220 (function_arg): Handle TFmode and TCmode for E500 double.
19221 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
19223 (print_operand): Handle TFmode and TImode for %y.
19224 (rs6000_generate_compare): Handle TFmode comparisons for E500
19226 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
19227 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
19228 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
19229 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
19230 TFmode for E500 double.
19231 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
19232 (floatsidf2): Enable for E500 double.
19233 (movtf_softfloat): Use rs6000_nonimmediate_operand.
19234 (extenddftf2): Change to extenddftf2_fprs.
19235 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
19236 depending on TARGET_E500_DOUBLE.
19237 (extendsftf2): Enable for E500 double.
19238 (trunctfdf2): Enable for E500 double.
19239 (trunctfsf2): Change to trunctfsf2_fprs.
19240 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
19241 depending on TARGET_E500_DOUBLE.
19242 (floatsitf2): Enable for E500 double.
19243 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
19244 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
19245 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
19246 (negtf2): Change to negtf2_internal.
19247 (negtf2): New expander.
19248 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
19249 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
19250 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
19251 (movdi_internal32): Use rs6000_nonimmediate_operand.
19252 (unnamed splitter): Likewise.
19253 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
19254 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
19255 (SPE64TF, DITI): New mode macros.
19256 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
19259 (frob_<mode>_di_2): New.
19260 (frob_tf_di_8_2): New.
19261 (frob_di_df): Change to frob_di_<mode>; allow more modes.
19263 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
19265 (frob_ti_<mode>_8_2): New.
19266 (frob_ti_tf_2): New.
19267 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
19268 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
19270 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
19271 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
19272 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
19273 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
19274 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
19275 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
19278 2007-01-23 Ian Lance Taylor <iant@google.com>
19280 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
19282 (OBJS-archive): Reformat, alphabetize.
19283 (OBJS): Change out_object_file to OBJS-md.
19285 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
19287 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19288 JUMP_P and CALL_P predicates where applicable.
19289 * config/i386/i386.c: Ditto.
19290 * config/i386/i386.md: Ditto.
19291 * config/i386/mmx.md: Ditto.
19292 * config/i386/predicates.md: Ditto.
19294 2007-01-22 Andreas Schwab <schwab@suse.de>
19296 * config/m68k/m68k.h: Fix comment.
19298 2007-01-22 Jan Hubicka <jh@suse.cz>
19300 * passes.c (init_optimization_passes): Do not rerun
19301 pass_early_warn_uninitialized.
19303 2007-01-22 Richard Guenther <rguenther@suse.de>
19305 PR tree-optimization/30038
19306 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
19308 (execute_cse_sincos_1): Likewise.
19309 (execute_cse_sincos): Likewise.
19310 (gate_cse_sincos): Likewise.
19311 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
19312 the cexpi() canonicalization of sincos().
19313 * tree-pass.h (pass_cse_sincos): Declare.
19314 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
19316 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19318 PR rtl-optimization/29329
19319 * combine.c (replaced_rhs_insn): Rename to i2mod.
19320 (replaced_rhs_value): Rename to i2mod_new_rhs.
19321 (i2mod_old_rhs): New global variable.
19322 (combine_instructions): Adjust for above change. Save a copy of
19323 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
19324 note are substituted in the second instruction.
19325 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
19326 ditch the note if it pertains to the second eliminated register
19327 and this register is mentioned in i2mod_old_rhs.
19330 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
19332 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
19333 the insn to which the note was originally attached.
19335 2007-01-21 Jan Hubicka <jh@suse.cz>
19337 * ipa-inline.c (inlining_mode): Comment, move up.
19338 (cgraph_decide_inlining_incrementally): Do not perform inlining
19339 itself; fix handling of flattening of self recursive functions.
19340 (cgraph_find_cycles): Remove.
19341 (cgraph_flatten_node): Remove.
19342 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
19343 (try_inline): New function.
19344 (cgraph_early_inlining): Update call of
19345 cgraph_decide_inlining_incrementally. Apply inlining here.
19346 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
19348 2007-01-21 Dirk Mueller <dmueller@suse.de>
19351 * tree-vrp.c (check_array_bounds): do not warn
19352 about ADDR_EXPR's of ARRAY_REF's which are immediately
19353 used in binary expressions.
19355 2007-01-21 Ira Rosen <irar@il.ibm.com>
19357 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
19358 read_write_dep and macros for its access.
19359 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
19360 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
19361 argument, call vect_check_interleaving for every independent pair of
19362 data-refs. Mark loads that access the same memory location as a store
19364 (vect_check_dependences): Remove.
19365 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
19366 call, fix the call to vect_analyze_data_ref_dependence.
19367 (vect_analyze_data_ref_access): For statements that access the same
19368 data-ref, check that they are not stores; for loads, check that there
19369 is no store that access the same location.
19371 2007-01-20 Roger Sayle <roger@eyesopen.com>
19372 Joseph Myers <joseph@codesourcery.com>
19374 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
19375 (-fdump-rtl-stack): Likewise.
19376 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
19377 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
19378 (-mpt-fixed): Use @minus{} for minus sign.
19379 (Using Precompiled Headers): Fix under/overfull hbox.
19381 2007-01-20 Jan Hubicka <jh@suse.cz>
19383 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
19384 place within annotation.
19386 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19388 * pa.c (output_move_double): Change array size of xoperands to 4.
19390 2007-01-20 Jan Hubicka <jh@suse.cz>
19392 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
19395 2007-01-19 Ian Lance Taylor <iant@google.com>
19397 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
19398 constant to unsigned HOST_WIDE_INT before negating.
19400 2007-01-19 Ian Lance Taylor <iant@google.com>
19402 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
19404 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
19405 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19406 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
19407 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
19408 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
19409 (realloc_vdef, realloc_vuse): Change second parameter to
19411 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
19412 fields to unsigned.
19413 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
19414 unsigned. Change x and lim locals to unsigned.
19415 (realloc_vdef, realloc_vuse): Change num_elem parameter to
19417 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
19418 (copy_virtual_operands): Change i and n locals to unsigned.
19420 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19422 PR middle-end/29335
19423 * builtins.c (fold_builtin_1): Handle builtin fdim.
19425 2007-01-20 Jan Hubicka <jh@suse.cz>
19427 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
19428 * tree-ssa-structalias.c (compute_points_to_sets): Do call
19429 init_alias_heapvars.
19430 (init_alias_heapvars): Initialize only when not already initialized.
19431 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
19433 2007-01-19 Roger Sayle <roger@eyesopen.com>
19435 * common.opt (fsigned-zeros): New command line option.
19436 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
19437 of flag_unsafe_math_optimizations.
19438 * opts.c (set_fast_math_flags): The -ffast-math command line option
19439 implies -fno-signed-zeros.
19440 (fast_math_flags_set_p): Likewise.
19442 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
19443 the documentation of -ffast-math appropriately. Wrap long lines.
19445 2007-01-19 Steve Ellcey <sje@cup.hp.com>
19447 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
19448 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
19450 2007-01-19 Tomas Bily <tbily@suse.cz>
19452 * cgraphunit.c (cgraph_finalize_function): Updating of pid
19454 (tree_init_ic_make_global_vars): New function
19455 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
19456 (tree_gen_ic_profiler): New function
19457 (tree_gen_ic_func_profiler): New function
19458 (tree_profiling): Added calling of tree_gen_ic_func_profiler
19459 (tree_profile_hooks): Added hook for indirec/virtual calls
19460 * value-prof.c (tree_find_values_to_profile): New case for
19462 (tree_values_to_profile): Call for determining indirect/virtual
19464 (tree_indirect_call_to_profile): New function
19465 (tree_ic_transform): New function
19466 (tree_ic): New function
19467 (find_func_by_pid): New function
19468 (init_pid_map): New function
19469 (tree_value_profile_transformations): Added check for
19470 indirect/virtual call transformation
19471 * value-prof.h (enum hist_type): New counter type for
19472 indirect/virtual calls
19473 (profile_hooks): Added new hook for profiling indirect/virtual
19475 * profile.c (instrument_values): New case for indirect/virtual
19477 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
19478 (GCOV_COUNTER_V_INDIR): New counter type
19479 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
19480 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
19482 * cgraph.c: Definition of cgraph_max_pid
19483 (cgraph_create_node): Default init of pid attribute
19484 * cgraph.h: Declaration of cgraph_max_pid
19485 (struct cgraph_node): Added pid attribute
19486 * libgcov.c (__gcov_indirect_call_profiler): New function
19487 (__gcov_one_value_profiler_body): New function
19488 (__gcov_one_value_profiler): Body was moved to
19489 __gcov_one_value_profiler_body and calls it
19491 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
19493 * doc/gty.texi (Options): Document the mark_hook option to GTY.
19494 * gengtype.c (write_types_data, write_func_for_structure,
19495 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
19496 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
19497 (walk_type, write_func_for_structure): Generate the mark_hook if
19500 2007-01-19 Jan Hubicka <jh@suse.cz>
19502 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
19503 'early' argument take inlining mode argument specifying whether to
19504 inline for size/speeed or all functions; add support for flattening;
19506 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
19508 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19511 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
19512 the name of the declared identifier.
19514 2007-01-19 Dirk Mueller <dmueller@suse.de>
19516 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
19517 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
19518 duplicate evaluation.
19520 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19522 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
19523 Macroize expander using X87MODEF12 mode macro. Extend operand 1
19524 to XFMode, use acosxf2 and truncate result to requested mode.
19525 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
19526 (asin<mode>2): Similarly, with asin expanders.
19527 (*fscalexf4_i387): Rename from *fscalexf4.
19528 (expNcorexf3): New expander.
19529 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
19530 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
19531 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
19532 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
19533 patterns for SSE math.
19534 (exp10<mode>2): Similarly, with exp10 expanders.
19535 (exp2<mode>2): Similarly, with exp2 expanders.
19536 (expm1<mode>2): Similarly, with expm1 expanders.
19537 (ldexp<mode>3): Similarly, with ldexp expanders.
19538 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
19539 Use gen_truncxf<mode>2_i387_noop to truncate result.
19541 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19543 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
19544 for ColdFire targets.
19546 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
19547 Richard Sandiford <richard@codesourcery.com>
19549 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
19550 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
19551 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
19552 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
19553 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19554 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
19556 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19558 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
19559 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
19560 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
19561 (*adddi_dilshr32_cf): New pattern.
19562 (adddi3, subdi3): Remove first alternatives.
19564 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19566 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
19567 implemented using move.l, do not use its cc result for floating-point
19570 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19572 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
19573 from accepting 's' constraints if flag_pic.
19575 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19577 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
19578 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
19579 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
19580 condition from TARGET_68881 to TARGET_HARD_FLOAT.
19582 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
19584 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
19585 ColdFire alternatives.
19586 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
19587 * config/m68k/m68k.md (clzsi2): Define for ColdFire
19588 architectures that support ff1 instruction.
19590 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19591 Julian Brown <julian@codesourcery.com>
19593 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
19594 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
19595 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
19598 2007-01-19 Richard Sandiford <richard@codesourcery.com>
19600 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
19602 (output_move_const_into_data_reg, output_move_simode_const): Delete.
19603 * config/m68k/m68k.c (const_method, const_int_cost): Take a
19604 HOST_WIDE_INT instead of an rtx.
19605 (m68k_rtx_costs): Update call accordingly.
19606 (output_move_const_into_data_reg): Likewise. Fix formatting.
19607 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
19609 (output_move_simode_const): Update calls after above changes.
19610 Rework to use automatic variables and predicates like MEM_P.
19611 * config/m68k/m68k.md (pushexthisi_const): Update call to
19614 2007-01-19 Dirk Mueller <dmueller@suse.de>
19616 * tree-ssa-alias.c (perform_var_substitution): Fix typo
19617 in dump_flags test.
19619 2007-01-19 Richard Guenther <rguenther@suse.de>
19621 * builtins.c (expand_builtin_cexpi): Fall back to expanding
19622 via cexp in case sincos is not available.
19624 2007-01-19 Richard Guenther <rguenther@suse.de>
19626 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
19627 * defaults.h (TARGET_HAS_SINCOS): Default to off.
19628 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
19629 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
19630 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
19631 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
19632 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
19633 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
19635 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
19637 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
19639 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
19640 (atan2xf3): Directly generate RTL pattern.
19641 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
19642 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19643 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19644 disable patterns for SSE math.
19645 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
19646 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
19647 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
19648 disable patterns for SSE math.
19650 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
19652 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
19654 2007-01-18 Roger Sayle <roger@eyesopen.com>
19656 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
19657 VIEW_CONVERT_EXPR to the same type as it's operand.
19659 2007-01-18 David Edelsohn <edelsohn@gnu.org>
19661 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
19662 configured for long double 128.
19664 2007-01-18 Mike Stump <mrs@apple.com>
19666 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
19669 2007-01-18 Michael Meissner <michael.meissner@amd.com>
19671 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
19674 2007-01-18 Jan Hubicka <jh@suse.cz>
19676 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
19677 greater than NUM_VOP_FREE_BUCKETS.
19679 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
19681 * tree-ssa-structalias.c: Update comments.
19682 (ptabitmap_obstack): Removed.
19683 (pta_obstack): New.
19684 (oldpta_obstack): Ditto.
19685 (stats): Add a few members.
19686 (struct variable_info): Remove node, complex, address_taken, and
19687 indirect_target members. Add oldsolution member.
19688 (new_var_info): Do not initialize removed members.
19689 (constraint_expr_type): Remove INCLUDES.
19690 (constraint_graph): Add size, implicit_preds, rep,
19691 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
19692 (FIRST_REF_NODE): New macro.
19693 (LAST_REF_NODE): Ditto.
19694 (FIRST_ADDR_NODE): Ditto.
19695 (find): New function.
19697 (dump_constraint): Do not handle INCLUDES.
19698 (insert_into_complex): Do not insert duplicate constraints.
19699 (condense_varmap_nodes): Renamed and rewritten into ...
19700 (merge_node_constraints): This. Also fix bug in handling of
19701 offseted copy constraints.
19702 (clear_edges_for_node): No longer need to deal with preds at all,
19703 or removing associated preds/succs.
19704 (merge_graph_nodes): Deal with indirect_cycles.
19705 Don't deal with predecessors.
19706 (add_implicit_graph_edge): New function.
19707 (add_pred_graph_edge): Ditto.
19708 (add_graph_edge): Don't deal with predecessors.
19709 (build_constraint_graph): Removed.
19710 (build_pred_graph): New function.
19711 (build_succ_graph): Ditto.
19712 (struct scc_info): Removed in_component. Added roots, dfs, and
19713 node_mapping. Remove visited_index, unification_queue.
19714 (scc_visit): Deal with union-find we do now.
19715 Deal with cycles with REF nodes.
19716 (collapse_nodes): Renamed and rewritten to ...
19717 (unify_nodes): This.
19718 (process_unification_queue): Removed.
19719 (topo_visit): Cleanup
19720 (do_da_constraint): Use find.
19721 (do_sd_constraint): Ditto.
19722 (do_ds_constraint): Ditto.
19723 (do_complex_constraint): Ditto.
19724 (init_scc_info): Update for removed and added members.
19725 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
19726 (find_indirect_cycles): This.
19727 (equivalence_class): New variable.
19728 (label_visit): New function.
19729 (perform_variable_substitution): Rewritten.
19730 (free_var_substitution_info): New function.
19731 (find_equivalent_node): Ditto.
19732 (move_complex_constraints): Ditto.
19733 (eliminate_indirect_cycles): Ditto.
19734 (solve_graph): Only propagate changed bits.
19735 Use indirect cycle elimination.
19737 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
19738 (tree_id_eq): Renamed to ...
19739 (tree_vi_eq): This. Update for member change
19740 (insert_id_for_tree): Renamed and rewritten to ...
19741 (insert_vi_for_tree): This.
19742 (lookup_id_for_tree): Renamed and rewritten to ...
19743 (lookup_vi_for_tree): This.
19744 (get_id_for_tree): Renamed and rewritten to ...
19745 (get_vi_for_tree): Ditto.
19746 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
19747 (process_constraint): Don't handle INCLUDES.
19748 Remove special ADDRESSOF case.
19749 (find_func_aliases): Rewrite to use vi functions instead of id
19751 (create_function_info_for): Ditto.
19752 (create_variable_info_for): Ditto.
19753 (intra_create_variable_infos): Ditto.
19754 (merge_smts_into): Ditto.
19755 (find_what_p_points_to): Ditto.
19756 (init_base_vars): Ditto.
19757 (init_alias_vars): Ditto.
19758 (remove_preds_and_fake_succs): New function.
19759 (dump_sa_points_to_info): Dump new stats.
19760 (dump_solution_for_var): Use find.
19761 (set_used_smts): Fix formatting.
19762 (compute_points_to_sets): Updated for new functions.
19763 (ipa_pta_execute): Ditto.
19765 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19766 Richard Sandiford <richard@codesourcery.com>
19768 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
19770 * calls.c (expand_call): If the return value is a PARALLEL,
19771 extract its first member.
19772 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
19773 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19774 use FUNCTION_EXTRA_EPILOGUE.
19775 (m68k_function_value): Return a PARALLEL if the return value
19776 is of a pointer type.
19777 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
19778 (FUNCTION_EXTRA_EPILOGUE): Remove.
19779 * config/m68k/m68k.md (D0_REG): New constant.
19781 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19783 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
19784 output a NOP for empty epilogues.
19786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19788 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
19789 before function. Extend register save check to include all
19790 registers, not just integer ones.
19792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19794 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
19795 (m68k_use_return_insn): ...this.
19796 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
19797 * config/m68k/m68k.c (use_return_insn): Rename to...
19798 (m68k_use_return_insn): ...this.
19799 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
19800 of USE_RETURN_INSN.
19802 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19804 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
19805 nearest even, fix denormal rounding overflow.
19807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19809 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
19810 f%$smove and f%$move.
19811 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
19812 (extendsfdf2_cf): Use fdmove instead of f%&move.
19813 (truncdfsf2_cf): Use fsmove instead of f%$smove.
19814 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
19816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19818 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
19821 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19823 * real.h (real_format): Add a canonical_nan_lsbs_set field.
19824 (coldfire_single_format): Declare.
19825 (coldfire_double_format): Likewise.
19826 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
19827 of qnan_msb_set to determine the lower bits of a canonical
19829 (encode_ieee_double): Likewise.
19830 (encode_ieee_quad): Likewise.
19831 (ieee_single_format): Initialize canonical_nan_lsbs_set.
19832 (mips_single_format): Likewise.
19833 (ieee_double_format): Likewise.
19834 (mips_double_format): Likewise.
19835 (ieee_extended_motorola_format): Likewise.
19836 (ieee_extended_intel_96_format): Likewise.
19837 (ieee_extended_intel_128_format): Likewise.
19838 (ieee_extended_intel_96_round_53_format): Likewise.
19839 (ibm_extended_format): Likewise.
19840 (mips_extended_format): Likewise.
19841 (ieee_quad_format): Likewise.
19842 (mips_quad_format): Likewise.
19843 (vax_f_format): Likewise.
19844 (vax_d_format): Likewise.
19845 (vax_g_format): Likewise.
19846 (i370_single_format): Likewise.
19847 (i370_double_format): Likewise.
19848 (decimal_single_format): Likewise.
19849 (decimal_double_format): Likewise.
19850 (decimal_quad_format): Likewise.
19851 (c4x_single_format): Likewise.
19852 (c4x_extended_format): Likewise.
19853 (real_internal_format): Likewise.
19854 (coldfire_single_format): New real_format.
19855 (coldfire_double_format): Likewise.
19856 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
19857 canonical_nan_lsbs_set.
19858 (pdp11_d_format): Likewise.
19859 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
19860 if TARGET_COLDFIRE_CPU.
19862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19864 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
19865 (output_call, m68k_legitimize_call_address): Declare.
19866 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
19867 parenthesees. Add support for a 'W' constraint.
19868 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
19869 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
19870 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
19871 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
19873 (override_options): Initialize them. Do not set flag_no_function_cse
19874 for TARGET_ID_SHARED_LIBRARY.
19875 (m68k_output_pic_call): Delete.
19876 (m68k_legitimize_call_address): New function.
19877 (print_operand): Remove the %o prefix. Handle the %p prefix.
19878 (output_call): New function.
19879 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
19880 target address from the GOT if symbolic jumps are not allowed.
19881 * config/m68k/m68k.md (call, general_operand): Do not set
19882 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
19883 Merge separate flag_pic and !flag_pic define_insns into...
19884 (*call, *call_value): ...these new patterns. Match the address
19885 rather than the containing MEM and require it to be a call_operand.
19886 Use output_call to generate the asm template.
19887 * config/m68k/predicates.md (const_call_operand): New predicate.
19888 (call_operand): Likewise.
19890 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19892 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
19893 (STACK_GROWS_DOWNWARD): Define to 1.
19894 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
19895 comments, emphasizing that these values are only defaults.
19896 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
19897 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
19899 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19901 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
19903 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
19904 Richard Sandiford <richard@codesourcery.com>
19906 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
19907 (FP_REGNO_P): New macros.
19908 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
19909 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
19910 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
19911 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
19913 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19915 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19916 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
19918 * config/m68k/t-floatlib: New file, extracting common code from...
19919 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
19920 * config/m68k/t-uclinux: Here.
19921 * config/m68k/fpgnulib.c: Do not compile extendeed precision
19922 routines on ColdFire targets.
19924 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
19926 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
19927 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
19928 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
19929 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
19930 explicitly set MOTOROLA to 1.
19931 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
19933 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19934 Nathan Sidwell <nathan@codesourcery.com>
19936 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
19937 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
19938 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
19939 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
19940 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
19941 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
19942 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
19943 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
19944 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
19945 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19946 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
19947 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
19948 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
19949 (DBX_REGISTER_NUMBER): Delete.
19950 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
19951 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
19952 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
19954 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19956 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
19957 * config/flat.h: New file.
19958 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
19959 OBJECT_FORMAT_FLAT.
19960 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
19961 indirect references for -msep-data or -mid-shared-library.
19962 Do not use PC-relative code addresses either.
19963 * config/m68k/m68k.c (override_options): Restrict -fPIC error
19965 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
19966 for shared libraries and crt1.o for executables. Use crti.o and
19968 (ENDFILE_SPEC): Use crtend.o and crtn.o.
19969 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
19970 Do not add -elf2flt or -shared-lib-id options here.
19971 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
19972 Pass -shared-lib-id if -mid-shared-library, taking the library
19973 identifier from -mshared-library-id if given, otherwise
19975 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
19976 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
19977 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
19978 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
19979 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
19980 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
19982 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
19983 jump sequence for ISA A and ISA A+.
19984 (PICJUMP): Likewise.
19986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
19988 * config.gcc (m68k-*-uclinux*): Base the port on the common
19989 and m68k GNU/Linux files rather than on the generic ELF ones.
19990 * config/m68k/uclinux.h (TARGET_VERSION): Override.
19991 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
19993 2007-01-18 Julian Brown <julian@codesourcery.com>
19994 Richard Sandiford <richard@codesourcery.com>
19996 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
19997 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19998 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20000 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20001 80 unconditionally.
20002 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20004 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20006 * doc/install.texi: Document m68k-uclinuxoldabi.
20007 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20008 * config/m68k/uclinux-oldabi.h: New file, copied from
20009 config/m68k/uclinux.h.
20011 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20013 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20014 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20015 (m32r_compute_frame_size): Use unsigned for regno.
20016 (m32r_reload_lr): Use gen_frame_mem.
20018 (m32r_output_function_epilogue): Don't output the function epilogue
20020 (m32r_expand_epilogue): New.
20021 (direct_return): Return false if the function has the interrupt
20023 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20024 * config/m32r/m32r.md (epilogue): New expander.
20025 (return_lr, return_rte): New insns.
20026 (return): Make it expander.
20027 (return_normal): New expander.
20029 2007-01-18 Josh Conner <jconner@apple.com>
20032 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20033 support for UNLE, UNLT, UNGE, and UNGT.
20035 2007-01-18 Jan Hubicka <jh@suse.cz>
20037 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20038 * tree-tailcall (add_virtual_phis): Likewise.
20039 (optimize_tail_call): Return TODOs.
20040 (execute_tail_calls): Return TODOs.
20041 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20042 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20044 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20045 Cleanup cfg using TODO.
20046 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20047 * passes.c (execute_function_todo): When cleanup did something, remove
20049 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20050 (make_edges): Don't cleanup_cfg.
20052 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20054 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20055 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20056 operate on the top of stack.
20057 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20058 register handling of instructions that output to the second
20060 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20061 (move_for_stack_reg): Special-case check for dead destination
20062 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20064 * config/i386/i386.md (UNSPEC_TAN): New constant.
20065 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20066 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20067 to correctly model move of constant 1.0 to top stack slot.
20068 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20069 (unnamed peephole2 pattern): Remove corresponding peephole2
20070 pattern that optimizes tan insn and loading of constant 1.0.
20071 (tanxf2): Use fptanxf4_i387.
20072 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20073 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20074 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20075 disable patterns for SSE math.
20076 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20077 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20079 2007-01-18 Dirk Mueller <dmueller@suse.de>
20080 Richard Guenther <rguenther@suse.de>
20083 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20084 * common.opt (Warray-bounds): Add new warning option.
20085 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20087 * Makefile.in: make tree-vrp.o depend on toplev.h
20088 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20090 (check_array_refs, check_array_bounds, check_array_ref): New.
20092 2007-01-18 Jan Hubicka <jh@suse.cz>
20094 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
20095 (execute_ssa_ccp): Return flags conditionally.
20096 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
20098 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
20100 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
20102 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
20103 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
20105 * Makefile.c (GTFILES): Add cfglayout.h.
20106 * gengtype.c (open_base_files): Likewise.
20107 * cfglayout.c (cfg_layout_function_footer,
20108 cfg_layout_function_header) Reindent to make gengtype happy.
20109 * cfglayout.h (cfg_layout_function_footer,
20110 cfg_layout_function_header): Add GTY(()) marker.
20112 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
20114 2007-01-18 Ben Elliston <bje@au.ibm.com>
20116 * genautomata.c (write_automata): Include xstrerror output in the
20117 error message if writing the DFA description file fails.
20119 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
20121 * config/mips/mips-protos.h (mips_output_external): Make it
20123 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
20124 * config/mips/mips.c (irix_output_external_libcall): Likewise.
20125 (extern_list): Likewise.
20126 (extern_head): Likewise.
20127 (TARGET_ASM_FILE_END): Likewise.
20128 (mips_file_end): Likewise.
20129 (mips_output_external): Rewritten.
20131 2007-01-18 Ben Elliston <bje@au.ibm.com>
20133 * genpreds.c (write_insn_preds_c): Only write out the function
20134 body for regclass_for_constraint if we have register constraints.
20136 2007-01-17 Tom Tromey <tromey@redhat.com>
20138 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
20139 * doc/install.texi (Testing): Use sourceware.org.
20140 (Binaries): Likewise.
20141 (Specific): Likewise.
20142 * doc/contrib.texi (Contributors): Use sourceware.org.
20144 2007-01-17 Anatoly Sokolov <aesok@post.ru>
20146 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
20147 (AVR_ENHANCED): Rename to ...
20148 (AVR_HAVE_MUL): ... new.
20149 (avr_enhanced_p): Rename to ...
20150 (avr_have_mul_p): ... new.
20151 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
20152 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
20153 * config/avr/avr.c (avr_enhanced_p): Rename to ...
20154 (avr_have_mul_p): ... new.
20155 (base_arch_s): Rename 'enhanced' to 'have_mul'.
20156 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
20157 'avr_enhanced_p' and 'enhanced'.
20158 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
20159 AVR_HAVE_MUL instead of AVR_ENHANCED.
20160 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20161 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
20162 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
20163 instead of AVR_ENHANCED.
20164 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
20165 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
20166 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
20168 2007-01-17 Ian Lance Taylor <iant@google.com>
20170 * vec.h (VEC_reserve_exact): Define.
20171 (vec_gc_p_reserve_exact): Declare.
20172 (vec_gc_o_reserve_exact): Declare.
20173 (vec_heap_p_reserve_exact): Declare.
20174 (vec_heap_o_reserve_exact): Declare.
20175 (VEC_OP (T,A,reserve_exact)): New static inline function, three
20177 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
20178 negative parameter.
20179 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
20180 (VEC_OP (T,A,copy)) [all versions]: Likewise.
20181 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
20182 * vec.c (calculate_allocation): Add exact parameter. Change all
20184 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
20185 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
20186 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
20187 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
20188 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
20189 (vec_heap_p_reserve_exact): New function.
20190 (vec_heap_o_reserve_exact): New function.
20192 2007-01-17 Jan Hubicka <jh@suse.cz>
20194 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
20196 2007-01-17 Eric Christopher <echristo@apple.com>
20198 * config.gcc: Support core2 processor.
20200 2007-01-16 Jan Hubicka <jh@suse.cz>
20202 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
20203 the names, just unlink the chain so we don't crash on dangling
20207 2007-01-16 Jan Hubicka <jh@suse.cz>
20209 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
20210 * tree-pass.h: Reorder to make IPA passes appear toegher.
20211 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
20213 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
20214 parameters, do not call early inliner.
20215 * ipa-inline.c: Update comments. Include tree-flow.h
20216 (cgraph_decide_inlining): Do not compute inlining parameters.
20217 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
20218 be called with function context set up.
20219 (pass_ipa_inline): Remove unreachable functions before pass.
20220 (cgraph_early_inlining): Simplify assuming to be called from the
20222 (pass_early_inline): New pass.
20223 (cgraph_gate_ipa_early_inlining): New gate.
20224 (pass_ipa_early_inline): Turn into simple wrapper.
20225 (compute_inline_parameters): New function.
20226 (gate_inline_passes): New gate.
20227 (pass_inline_parameters): New pass.
20228 (apply_inline): Move here from tree-optimize.c
20229 (pass_apply_inline): New pass.
20230 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
20232 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
20233 doing them by hand.
20234 (tree_function_versioning): Do not allocate dummy struct function.
20235 * tree-inline.h (optimize_inline_calls): Update prototype.
20236 * tree-optimize.c (execute_fixup_cfg): Export.
20237 (pass_fixup_cfg): Remove
20238 (tree_rest_of_compilation): Do not apply inlines.
20239 * tree-flow.h (execute_fixup_cfg): Declare.
20240 * Makefile.in (gt-passes.c): New.
20241 * passes.c: Include gt-passes.h
20242 (init_optimization_passes): New passes.
20243 (nnodes, order): New static vars.
20244 (do_per_function_toporder): New function.
20245 (execute_one_pass): Dump current pass here.
20246 (execute_ipa_pass_list): Don't dump current pass here.
20248 2007-01-16 Janis Johnson <janis187@us.ibm.com>
20250 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
20251 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
20253 2007-01-16 David Edelsohn <edelsohn@gnu.org>
20255 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
20256 (strong_alias): Define.
20257 (__gcc_qmul): Provide non-FMA for soft-float.
20258 (__gcc_qdiv): Same.
20263 (__gcc_qunord): New.
20273 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
20274 soft-float functions.
20275 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
20276 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
20277 about long double soft float.
20279 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
20280 Tehila Meyzels <tehila@il.ibm.com>
20282 * tree-vectorizer.h (is_pattern_stmt_p): New.
20283 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
20284 formatting (tabs instead of spaces). Cleanup and clarify setting
20285 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
20286 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
20287 (vectorizable_type_demotion): Check that types are integral.
20288 (vectorizable_type_promotion): Likewise.
20289 (vectorizable_store): Fix typo. Eliminate new-line at end of
20292 2007-01-16 Jan Hubicka <jh@suse.cz>
20294 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
20297 2007-01-15 Eric Christopher <echristo@apple.com>
20299 * ifcvt.c: Include vec.h, vecprim.h.
20300 (check_cond_move_block): New argument regs.
20301 Reorganize. Add registers used to regs.
20302 (cond_move_process_if_block): Use regs set above as
20305 2007-01-15 Eric Christopher <echristo@apple.com>
20307 * config/darwin.h: Update copyright.
20308 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
20309 (LINK_COMMAND_SPEC): Add -u.
20310 (LINK_SPEC): Fix umbrella for above.
20312 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
20314 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
20317 2007-01-15 Tom Tromey <tromey@redhat.com>
20319 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
20320 * doc/install.texi (Testing): Don't mention jacks.
20321 (Configuration): Document --enable-java-maintainer-mode. Move
20322 --with-java-home to libgcj-specific section. Document
20324 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
20326 2007-01-15 Jan Hubicka <jh@suse.cz>
20328 * tree-ssa-dce.c (DCE_TODOs): New.
20329 (propagate_necessity): Return if something changed.
20330 (eliminate_unnecessary_stmts): Likewise.
20331 (perform_tree_ssa_dce): Return TODO flags when needed.
20332 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
20334 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
20336 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
20337 (fyl2x_extend<mode>xf3_i387): New insn pattern.
20338 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
20339 patterns using X87MODEF12 mode macro. Extend operand 1
20340 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20341 (log10<mode>2): Ditto.
20342 (log2<mode>2): Ditto.
20343 (log1p<mode>2): Ditto.
20344 (logb<mode>2): Ditto.
20345 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
20346 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
20347 (*fxtractxf3_i387): Rename from *fxtractxf3.
20348 (fxtract_extend<mode>xf3_i387): New insn pattern.
20349 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
20350 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
20351 and gen_fyl2xxf3_i387().
20353 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
20355 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
20356 * cfgloopmanip.c (fix_loop_placement): Made static. Use
20357 get_loop_exit_edges. Changed return type to bool.
20358 * cfgloop.h (fix_loop_placement): Declaration removed.
20360 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
20362 * param.h (MIN_VECT_LOOP_BOUND): New.
20363 * params.def (MIN_VECT_LOOP_BOUND): New.
20364 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
20365 argument - minimum threshold for number of iterations.
20366 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
20367 argument to declaration.
20368 * tree-vect-analyze.c (vect_analyze_operations): Check value of
20369 MIN_VECT_LOOP_BOUND.
20370 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
20371 slpeel_tree_peel_loop_to_edge with additional argument.
20372 (vect_do_peeling_for_alignment): Likewise.
20373 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
20375 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
20378 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
20379 operands of size 1.
20381 2007-01-14 Jan Hubicka <jh@suse.cz>
20383 * tree-dfa.c (remove_referenced_var): New function.
20384 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
20385 prune referenced vars list too.
20386 * tree-flow.h (remove_referenced_var): Declare.
20388 2007-01-14 Jan Hubicka <jh@suse.cz>
20390 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
20392 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
20393 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
20394 * except.h (verify_eh_throw_table_statements): Kill prototype.
20395 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
20396 into call exrepssions.
20397 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
20399 * tree-cfg.c: Include pointer-set.h.
20400 (verify_node_sharing): Work on pointer set.
20401 (verify_eh_throw_stmt_node): New.
20402 (verify_stmts): Use pointers sets, verify throw_stmt.
20404 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
20406 * ipa-reference.c (analyze_function): Consider also addresses taken
20409 2007-01-12 Roger Sayle <roger@eyesopen.com>
20411 * c-typeck.c (null_pointer_constant_p): Replace use of
20412 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20413 (build_c_cast): Likewise.
20415 2007-01-12 Roger Sayle <roger@eyesopen.com>
20417 * tree.h (force_fit_type_double): Remove unused final argument.
20418 * c-common.c (constant_expression_warning): Replace use of
20419 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20420 (convert_and_check): Likewise.
20421 (shorten_compare): Update call to force_fit_type_double.
20422 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
20423 * convert.c (convert_to_pointer): Update call to
20424 force_fit_type_double.
20425 * fold-const.c (force_fit_type_double): Remove overflowed_const
20427 (int_const_binop, fold_convert_const_int_from_int,
20428 fold_convert_const_int_from_real, fold_div_compare,
20429 fold_sign_changed_comparison, fold_unary, fold_negate_const,
20430 fold_abs_const, fold_not_const): Remove the final argument from
20431 calls to force_fit_type_double.
20433 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
20435 * configure.ac: Set insn to "nop" for spu-*-* also.
20436 * configure: Regenerate.
20438 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
20440 * builtins.def : Add BUILT_IN_FREE.
20442 2007-01-12 Jan Hubicka <jh@suse.cz>
20444 PR tree-optimization/30443
20445 * tree-inline.c (tree_function_versioning): Do not optimize when
20446 cloning for inlining.
20448 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
20450 * doc/loop.texi: Document recording of loop exits.
20451 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
20452 (update_single_exits_after_duplication,
20453 update_single_exit_for_duplicated_loop,
20454 update_single_exit_for_duplicated_loops): Removed.
20455 (duplicate_loop_to_header_edge): Do not call
20456 update_single_exits_after_duplication and
20457 update_single_exit_for_duplicated_loops.
20458 (loop_version): Do not update single_exit information.
20459 (fix_loop_structure): Use record_loop_exits instead of
20460 mark_single_exit_loops.
20461 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
20462 the lists of loop exits.
20463 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
20464 split_edge, merge_blocks): Update the lists of loop exits.
20465 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
20466 loop_optimizer_init.
20467 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
20468 of mark_single_exit_loops.
20469 (loop_optimizer_finalize): Call release_recorded_exits.
20470 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
20471 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
20472 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
20473 update single exit information.
20474 * lambda-code.c (perfect_nestify): Ditto.
20475 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
20476 (mark_single_exit_loops): Removed.
20477 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
20478 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
20479 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
20481 (get_loop_exit_edges, single_exit): Use recorded exit lists.
20482 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
20483 (verify_loop_structure): Verify consistency of the exit lists.
20484 (flow_loops_find): Use alloc_loop. Initialize exits hash.
20485 (set_single_exit): Removed.
20486 * cfgloop.h (struct loop_exit): New function.
20487 (struct loop): single_exit_ field replaced by exits field.
20488 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
20489 LOOPS_HAVE_RECORDED_EXITS.
20490 (struct loops): Added exits hash.
20491 (mark_single_exit_loops, set_single_exit): Declaration removed.
20492 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
20494 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20496 * doc/invoke.texi: Avoid use of @headitem.
20498 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20500 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
20502 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20504 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
20507 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20508 Richard Sandiford <richard@codesourcery.com>
20510 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
20511 * config/m68k/m68k.opt: Resort options.
20512 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
20514 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20515 Richard Sandiford <richard@codesourcery.com>
20517 * doc/invoke.texi: Document the macros that are defined by
20518 m68k's -mtune and -mhard-float options.
20519 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
20520 (m68k_cpp_cpu_family): Likewise.
20521 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
20522 of __ucfv*__ macros. Define __mcffpu__ if generating code for
20523 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
20524 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
20525 (m68k_cpp_cpu_family): Likewise.
20527 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20529 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
20530 macros besides mc68000 as tuning macros. Use a switch statement
20531 to set them and mcpu32.
20533 2007-01-12 Julian Brown <julian@codesourcery.com>
20535 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
20536 (TARGET_68040_ONLY): Rename to...
20537 (TARGET_68040): ...this.
20538 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
20539 * config/m68k/m68k.md: Likewise.
20541 2007-01-12 Julian Brown <julian@codesourcery.com>
20542 Nathan Sidwell <nathan@codesourcery.com>
20543 Richard Sandiford <richard@codesourcery.com>
20545 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
20546 the -mcpu= argument associated with the --with-cpu setting.
20547 Define M68K_DEFAULT_TUNE to the default -mtune= option,
20548 if different from the one implied by the -mcpu setting.
20549 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
20550 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
20551 * doc/invoke.texi: Mention ColdFire in the introduction to the
20552 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
20553 -mno-div and -mhard-float options. Make -m68881 a synonym for
20554 -mhard-float. Document the previously-undocumented -m5206e,
20555 -m528x, -m5307 and -m5407 options. Tweak the existing option
20556 documentation for consistency.
20557 * doc/install.texi: Mention new --with-cpu arguments.
20558 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
20559 default CPU if neither -mcpu nor -march are specified.
20560 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
20561 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
20562 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
20563 using m68k_tune to decide between families that implement the
20564 same ISA. Use m68k_tune to set __mcfv4e__.
20565 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
20566 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
20567 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
20568 (FL_ISA_C, FL_ISA_MMU): New macros.
20569 (MASK_COLDFIRE): Delete.
20570 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
20571 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
20572 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
20573 (TARGET_HARD_FLOAT): Do not define here.
20574 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
20575 (TUNE_68000): New macro.
20576 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
20577 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
20578 (TUNE_CFV2): Redefine in terms of m68k_tune.
20579 (uarch_type, target_device, fpu_type): New enums.
20580 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
20581 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
20582 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
20583 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
20584 (FL_FOR_isa_c): New macros.
20585 (m68k_isa): New enum.
20586 (m68k_target_selection): New structure.
20587 (all_devices, all_isas, all_microarchs): New tables.
20588 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
20589 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
20590 (MASK_ALL_CPU_BITS): Delete.
20591 (m68k_find_selection): New function.
20592 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
20593 Map the legacy target options to a combination of the new ones.
20594 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
20595 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
20596 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
20598 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
20599 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
20601 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
20602 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
20603 * config/m68k/m68k-devices.def: New file.
20605 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20606 Nathan Sidwell <nathan@codesourcery.com>
20608 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
20609 (SUBTARGET_EXTRA_SPECS): New macros.
20610 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
20611 use %(asm_cpu_spec) instead.
20612 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
20613 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
20614 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
20615 (EXTRA_SPECS): Rename to...
20616 (SUBTARGET_EXTRA_SPECS): ...this.
20618 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
20619 Richard Sandiford <richard@codesourcery.com>
20620 Julian Brown <julian@codesourcery.com>
20622 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20623 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
20624 to the configuration's default CPU.
20625 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
20626 Remove default masks.
20627 (m680[012]0-*-*): Set the default with_cpu to the first part of
20629 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
20630 (m68k*-*-linux): Extend the --with-cpu handling to...
20631 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
20632 and m68010. Don't set target_cpu_default2.
20633 * doc/install.texi: Document --with-cpu for m68k.
20634 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
20635 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
20636 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20637 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
20638 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
20639 (ASM_SPEC): Remove use of %(asm_cpu_default).
20640 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
20641 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
20642 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
20643 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
20644 __HAVE_FPU__ if TARGET_HARD_FLOAT.
20645 (TARGET_DEFAULT): Delete.
20646 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
20647 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
20648 (CPP_CPU_SPEC): Delete.
20649 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
20650 the appropriate string.
20651 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
20652 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
20653 (ASM_SPEC): Don't use %(asm_default_spec).
20654 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
20655 TARGET_DEFAULT and add MASK_68881.
20656 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
20658 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20660 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
20661 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
20662 MASK_68010 alongside MASK_68020.
20663 * doc/invoke.texi: Document -m68010.
20664 * config/m68k/m68k.opt (m68010): New.
20665 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
20667 (TUNE_68010): New macro.
20668 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
20669 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
20670 (M68K_CPU_m68332): Add MASK_68010.
20671 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
20672 fallback definition.
20673 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
20675 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
20676 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20677 to all entries that use MASK_68020.
20678 (output_move_simode_const, output_move_himode, output_move_qimode)
20679 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
20680 instead of TARGET_68020 to select clr behavior. Remove comment
20681 about there being no TARGET_68010.
20682 * config/m68k/m68k.md: Likewise throughout.
20684 2007-01-12 Julian Brown <julian@codesourcery.com>
20686 * config/m68k/m68k.h (TARGET_ISAB): New macro.
20687 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
20688 * config/m68k/m68k.md: Likewise.
20690 2007-01-12 Julian Brown <julian@codesourcery.com>
20692 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
20693 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
20695 2007-01-12 Julian Brown <julian@codesourcery.com>
20697 * config/m68k/m68k.h (TUNE_68040_60): New macro.
20698 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
20699 * config/m68k/m68k.md: Likewise.
20701 2007-01-12 Julian Brown <julian@codesourcery.com>
20702 Richard Sandiford <richard@codesourcery.com>
20704 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
20705 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
20706 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
20708 (TARGET_CPU32): Rename to...
20709 (TUNE_CPU32): ...this.
20710 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
20711 (TUNE_CFV2): New macros.
20712 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
20713 remove conditions that are implied by TARGET_68020.
20714 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
20715 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
20716 (m68k_output_function_epilogue): Likewise.
20717 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
20718 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
20719 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20720 non-68000 timings. Refactor multiplication and division costs.
20721 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
20722 TUNE_CPU32 instead of TARGET_CPU32.
20723 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
20724 and TUNE_68060 instead of TARGET_68060.
20725 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
20726 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
20728 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
20729 && !TARGET_COLDFIRE" to choose between moveq and clr.
20730 Likewise in the unnamed movsf pattern.
20731 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
20732 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
20735 2007-01-12 Richard Sandiford <richard@codesourcery.com>
20737 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
20738 of tabbing before backslashes.
20740 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20742 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
20743 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
20744 (ASM_OUTPUT_INTERNAL_LABEL): Define.
20746 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20748 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
20749 find_interesting_uses_cond.
20750 (find_interesting_uses_cond): Use extract_cond_operands.
20751 (rewrite_use_compare): Use extract_cond_operands and
20752 force_gimple_operand_bsi. Do not call update_stmt.
20753 (determine_use_iv_cost_condition): Use extract_cond_operands.
20754 Return cheaper of using original bound and changing the exit bound.
20756 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20758 PR tree-optimization/29516
20759 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
20760 most_expensive_mult_to_index, addr_to_parts,
20761 create_mem_ref, maybe_fold_tmr): Make the type of
20762 fields of TARGET_MEM_REF sizetype.
20763 (move_fixed_address_to_symbol, move_pointer_to_base):
20765 * tree.def (TARGET_MEM_REF): Add comment on types of
20768 2007-01-11 Joseph Myers <joseph@codesourcery.com>
20770 * c-common.c (vector_types_convertible_p): Treat opaque types as
20771 always convertible if they have the same size, but not otherwise.
20773 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
20775 * ifcvt.c (struct noce_if_info): Add comments to the fields.
20776 Remove the b_unconditional field.
20777 (noce_try_sign_mask): Do not look at b_unconditional.
20778 (noce_process_if_block): Do not use merge_if_blocks. Update
20779 the CFG here. Do not set b_unconditional.
20780 (cond_move_process_if_block): Likewise.
20781 (find_cond_trap): Likewise.
20782 (check_cond_move_block): Require simple jump insns at the end
20783 of the basic block.
20785 2007-01-11 Jan Hubicka <jh@suse.cz>
20787 PR tree-optimization/1046
20788 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
20789 when alias info is not ready.
20790 (pass_tail_recursion): Do not require aliasing.
20791 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20792 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
20793 * tree-ssa-copy.c (pass_copy_prop): Likewise.
20794 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
20795 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
20796 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
20797 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
20799 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
20800 When aliasing is not build, mark statement as volatile.
20802 2007-01-11 Tom Tromey <tromey@redhat.com>
20804 PR preprocessor/15185, PR preprocessor/20989:
20805 * doc/cppopts.texi <-MT>: Update description of algorithm for
20806 computing default target.
20807 <-M, -MD>: Reword "basename" text.
20809 2007-01-11 Roger Sayle <roger@eyesopen.com>
20811 * builtins.c (expand_builtin_pow, expand_builtin_powi,
20812 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
20813 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
20814 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
20815 fold_builtin_bswap, real_constp, fold_builtin_pow,
20816 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
20817 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
20818 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
20819 * convert.c (convert_to_pointer): Likewise.
20820 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
20821 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
20822 const_binop, fold_convert_const_int_from_int,
20823 fold_convert_const_int_from_real,
20824 fold_convert_const_real_from_real, sign_bit_p,
20825 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
20826 fold_sign_changed_comparison, fold_unary, fold_comparison,
20827 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
20828 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
20829 * print-tree.c (print_node_brief, print_node): Likewise.
20830 * stor-layout.c (place_field, layout_type): Likewise.
20831 * tree-chrec.c (keep_cast): Likewise.
20832 * tree.c (build_vector, build_real, build_real_from_int_cst,
20833 build_complex): Likewise.
20835 2007-01-11 Roger Sayle <roger@eyesopen.com>
20837 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
20838 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
20840 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
20842 * configure.ac (strict1_warn): Rename to strict_warn.
20843 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
20844 cc_set_by_configure, quoted_cc_set_by_configure,
20845 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
20846 all_boot_languages, all_stagestuff): Remove.
20847 (target_list): Remove bootstrap targets.
20848 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
20849 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
20850 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
20851 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
20852 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
20853 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
20854 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
20855 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
20856 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
20857 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
20858 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
20859 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
20860 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
20861 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
20862 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
20863 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
20864 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
20865 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
20866 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
20867 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
20868 (mostlyclean): Adjust.
20869 (clean, distclean): Don't mention bootstrap stuff.
20870 * configure: Regenerate.
20871 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
20872 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
20873 treelang/config-lang.in (stagestuff): Remove.
20874 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
20875 stageprofile, stagefeedback, stagestuff): Remove mention.
20877 2007-01-11 Nick Clifton <nickc@redhat.com>
20879 * config/mcore/predicates.md (mcore_general_movesrc_operand):
20881 (mcore_general_movdst_operand): Do not accept CONST_INTs.
20882 (mcore_arith_K_S_operand): Run the test for the S constraint not
20883 the test for the M constraint.
20884 (mcore_addsub_operand): Do not accept integer values that are
20885 larger than 32 bits.
20886 * config/mcore/mcore.md: Remove unused constraints from split.
20887 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
20888 (addsi3): Likewise.
20889 (allocate_stack): Likewise.
20890 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
20891 operands to 32 bits.
20892 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
20894 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
20895 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
20896 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
20897 mcore_output_bclri, mcore_output_andn, output_inline_const,
20898 mcore_output_move, mcore_output_movedouble): Likewise.
20899 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
20900 (output_inline_const): Likewise.
20901 (output_inline_const): Fix format strings used in sprintf
20903 * config/mcore/mcore-protos.h: Update prototypes for changed
20904 functions in mcore.c.
20905 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
20906 HOST_WIDE_INT and not int.
20907 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
20908 CONST_OK_FOR_N): Likewise.
20909 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
20910 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
20913 2007-01-10 Jan Hubicka <jh@suse.cz>
20915 * tree-vrp.c (remove_range_assertions): Release defs.
20916 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
20917 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
20919 2007-01-10 Paul Brook <paul@codesourcery.com>
20921 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
20922 * config/arm/arm.md (mulsi3subsi): New insn.
20924 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
20926 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
20927 (tree_transform_and_unroll_loop): New.
20928 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
20931 2007-01-10 Robert Kennedy <jimbob@google.com>
20933 * fold-const.c (fold_comparison): Fold comparisons like (x *
20934 1000 < 0) to (x < 0).
20936 2007-01-10 Ian Lance Taylor <iant@google.com>
20938 * tree-pretty-print.c (dump_generic_node): Print parentheses when
20939 operands have the same priority.
20941 2007-01-10 Tom Tromey <tromey@redhat.com>
20943 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
20944 (fold_binary): Likewise.
20945 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
20946 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
20947 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
20948 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
20949 * langhooks.h (struct lang_hooks): Removed field
20950 'can_use_bit_fields_p'.
20952 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
20954 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
20956 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
20958 * function.c (get_last_funcdef_no): New function.
20959 * function.h (get_last_funcdef_no): Declare.
20960 * tree-inline.c (initialize_cfun): Add initialization.
20961 (tree_function_versioning): Cleanup.
20963 2007-01-10 Jan Hubicka <jh@suse.cz>
20965 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
20968 2007-01-10 Sa Liu <saliu@de.ibm.com>
20969 Ben Elliston <bje@au.ibm.com>
20971 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
20972 for SAVE_NONLOCAL and Pmode for any other save level.
20973 * spu-protos.h (spu_restore_stack_block): Declare.
20974 * spu.md (save_stack_block): Remove.
20975 (restore_stack_block): Call spu_restore_stack_block.
20976 * spu.c (spu_restore_stack_block): New function.
20977 (spu_expand_epilogue): Remove old comment.
20979 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20981 PR tree-optimization/30322
20982 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
20983 (cand_value_at): Return the value as aff_tree.
20984 (may_eliminate_iv): Convert the bound from aff_tree to tree.
20985 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
20986 aff_combination_mult): New functions.
20987 (aff_combination_add): Use aff_combination_add_cst.
20988 (aff_combination_convert): Allow conversions to a wider type.
20989 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
20990 * tree-affine.h (aff_combination_mult): Declare.
20992 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
20994 * doc/tm.texi: Update documentation to reflect reality of exec
20995 and start file search behaviours. Update copyright year.
20996 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
20997 header file directories.
20999 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21001 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21002 (*cosxf2): Rename to cosxf2_i387.
21003 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21004 using X87MODEF12 mode macro. Rename patterns to
21005 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21007 (*cosdf2, *cossf2): Ditto.
21008 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21009 to match extended input operands.
21010 (sincos<mode>3): New expander.
21011 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21012 insn patterns and corresponding splitters.
21014 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21016 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21017 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21019 2007-01-09 Nicolas Pitre <nico@cam.org>
21022 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21024 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21026 * target.h (struct gcc_target): New field library_rtti_comdat.
21027 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21028 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21029 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21030 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21032 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21034 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21036 2007-01-08 Richard Guenther <rguenther@suse.de>
21038 * tree.h (force_fit_type_double): Export.
21039 (force_fit_type): Remove.
21040 * fold-const.c (force_fit_type_double): New function.
21041 (force_fit_type): Remove.
21042 (int_const_binop): Use it.
21043 (fold_convert_const_int_from_int): Likewise.
21044 (fold_convert_const_int_from_real): Likewise.
21045 (fold_div_compare): Likewise.
21046 (fold_sign_changed_comparison): Likewise.
21047 (fold_unary): Likewise.
21048 (fold_negate_const): Likewise.
21049 (fold_abs_const): Likewise.
21050 (fold_not_const): Likewise.
21051 * c-common.c (shorten_compare): Use force_fit_type_double.
21052 * convert.c (convert_to_pointer): Likewise.
21054 2007-01-08 Richard Guenther <rguenther@suse.de>
21056 * tree.h (build_int_cst_wide_type): Export.
21057 * tree.c (build_int_cst_wide_type): New function.
21058 (build_int_cst_wide): Fix comment.
21059 * builtins.c (fold_builtin_object_size): Use build_int_cst
21060 to build -1 or 0 of the correct type. Use fit_double_type
21061 to check for overflow.
21062 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21064 (decode_field_reference): Likewise.
21065 (all_ones_mask_p): Likewise.
21066 (native_interpret_int): Use build_int_cst_wide_type.
21067 (fold_binary): Use build_int_cst_type to build an all-ones
21069 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21071 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21073 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21075 2007-01-09 Ben Elliston <bje@au.ibm.com>
21077 * genautomata.c (STATS_OPTION): New option.
21078 (stats_flag): New flag.
21079 (gen_automata_option): Handle it.
21080 (initiate_automaton_gen): Ditto.
21081 (write_automata): Output statistics only if stats_flag is
21082 set. Likewise, output time statistics only if time_flag is set.
21083 * doc/md.texi (Processor pipeline description): Document new flag.
21085 2007-01-08 Richard Guenther <rguenther@suse.de>
21087 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21088 * tree.c (build_int_cst_type): Likewise.
21089 (size_in_bytes): Don't call force_fit_type on the result.
21090 (int_fits_type_p): Use fit_double_type.
21091 * fold-const.c (fit_double_type): New function.
21092 (force_fit_type): Use it.
21093 * tree.h (fit_double_type): Export.
21095 2007-01-08 Jan Hubicka <jh@suse.cz>
21097 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
21098 * ipa.c (function_and_variable_visibility): Fix return type.
21100 2007-01-08 Richard Guenther <rguenther@suse.de>
21102 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
21103 of offset to build the index.
21104 * tree-pretty-print.c (dump_generic_node): Don't build negated
21105 const just for printing.
21106 * c-pretty-print.c (pp_c_integer_constant): Likewise.
21107 * builtins.c (fold_builtin_int_roundingfn): Check if result
21108 fits the type by using force_fit_type and comparing the result.
21109 * predict.c (predict_loops): Use compare_tree_int for comparison.
21110 * tree.c (build_int_cst): Fall back to integer_type_node for
21112 (build_int_cst_wide): Assert type is non-null.
21114 2007-01-08 Roberto Costa <roberto.costa@st.com>
21116 * tree-vrp.c (extract_range_from_cond_expr): New.
21117 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
21118 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
21120 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
21121 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
21122 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
21123 used as expressions.
21124 * tree-object-size.c (cond_expr_object_size): New.
21125 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
21127 2007-01-08 Jan Hubicka <jh@suse.cz>
21129 * tree-ssa-forwprop.c (forward_propagate_into_cond,
21130 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
21133 2007-01-08 Richard Guenther <rguenther@suse.de>
21135 PR tree-optimization/23603
21136 * tree-vrp.c (set_value_range_to_truthvalue): New function.
21137 (extract_range_from_binary): Fall back to truthvalue instead of
21138 varying for TRUTH_*_EXPR.
21139 (extract_range_from_comparison): Fall back to truthvalue instead of
21141 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
21142 if all visited PHI values were constant.
21144 2007-01-08 Jan Hubicka <jh@suse.cz>
21146 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
21147 (cgraph_analyze_function): break out from ...
21148 (cgraph_finalize_compilation_unit): ... here.
21149 (cgraph_expand_function): Remove forgoten commented out line.
21150 (cgraph_optimize): Analyze functions.
21152 2007-01-08 Jan Hubicka <jh@suse.cz>
21154 * tree-pas.h (TODO_remove_function): New flag.
21155 (TODO_update*): Renumber.
21156 (pass_ipa_increase_alignment,
21157 pass_ipa_function_and_variable_visibility): New passes.
21158 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
21159 (cgraph_function_and_variable_visibility): Move to ipa.c
21160 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
21161 cgraph_increase_alignment.
21162 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
21163 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
21164 calling tree-inline.
21165 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
21166 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
21167 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
21168 (gate_increase_alignment): New function.
21169 (pass_ipa_increase_alignment): New pass.
21170 * ipa.c: Inline tree-pass.h and timevar.h
21171 (function_and_variable_visibility): Move here from cgraphunit.c
21172 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
21173 * passes.c (init_optimization_passes): Add the two new passes.
21174 (execute_todo): Handle cgraph_remove_functions.
21176 2007-01-08 Nick Clifton <nickc@redhat.com>
21178 * config/frv/predicates.md (reg_or_0_operand): Accept
21181 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
21183 * config/bfin/rtems.h, config/bfin/t-rtems: New.
21184 * config.gcc: Add bfin*-rtems*.
21186 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21188 * c.opt: Add -flax-vector-conversions.
21189 * c-typeck.c (convert_for_assignment): Pass flag to
21190 vector_types_convertible_p to allow emission of note.
21191 (digest_init): Likewise.
21192 * c-opts.c: Handle -flax-vector-conversions.
21193 * c-common.c (flag_lax_vector_conversions): New.
21194 (vector_types_convertible_p): Unless -flax-vector conversions
21195 has been passed, disallow conversions between vectors with
21196 differing numbers of subparts and/or element types. If such
21197 a conversion is disallowed, possibly emit a note on the first
21198 occasion only to inform the user of -flax-vector-conversions.
21199 The new last argument specifies this.
21200 * c-common.h (flag_lax_vector_conversions): New.
21201 (vector_types_convertible_p): Add extra argument.
21202 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
21203 char_type_node for V*QI type vectors.
21204 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
21205 Update to satisfy new typechecking rules.
21206 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
21207 C and C++ variants.
21208 * doc/invoke.texi (C Dialect Options): Document
21209 -flax-vector-conversions.
21211 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
21213 PR tree-optimization/29877
21214 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
21215 a register variable on the RHS to not be replaceable.
21217 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
21218 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
21219 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
21220 const_simm15, const_pow2, const_npow2): Added.
21221 * config/score/misc.md (insv, extv, extzv, movmemsi,
21222 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
21223 * config/score/score.c (score_address_cost, score_select_cc_mode):
21225 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
21226 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
21227 Update score_print_operand.
21228 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
21229 Adjust register allocate order and update some macro define.
21230 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
21231 mdx_block_move_straight, mdx_block_move_loop_head,
21232 mdx_block_move_loop_body, mdx_block_move_loop_foot,
21233 mdx_block_move_loop, mdx_block_move): Added.
21234 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
21235 mdp_limm): Updated and fix some bug and typo.
21236 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
21237 (movsf, movdf, doloop_end): Added.
21239 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
21241 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
21242 config/arm/thumb2.md: Fix comment typos.
21243 * doc/extend.texi: Fix a typo.
21245 2007-01-07 Eric Christopher <echristo@apple.com>
21247 * configure.ac: Check for __stack_chk_fail for darwin.
21248 * configure: Regenerate.
21250 2007-01-07 Richard Guenther <rguenther@suse.de>
21252 * tree-vrp.c (extract_range_from_assert): CSE calls to
21253 compare_values where possible.
21254 (extract_range_from_unary_expr): Likewise.
21256 2007-01-07 Anatoly Sokolov <aesok@post.ru>
21258 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21259 * config/avr/avr.c (call_insn_operand): Delete function.
21260 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
21261 instead of register number. Use predicates.
21262 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
21263 call_insn_operand): Add.
21265 2007-01-06 Jan Hubicka <jh@suse.cz>
21267 * tree-pass.h (pass_build_cgraph_edges): Declare.
21268 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
21269 (visited_nodes): Remove.
21270 (cgraph_create_edges): Move to cgraphbuild.c; rename to
21271 build_cgrpah_edges; make visited_nodes local.
21272 (cgraph_process_new_functions): DO not call initialize_inline_failed.
21273 (record_references_in_initializer): Move to cgraphbuild.c
21274 (initialize_inline_failed, rebuild_cgraph_edges,
21275 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
21276 (verify_cgraph_node): Make visited_nodes local.
21277 (cgraph_analyze_function): Do not call cgraph_create_edges and
21278 initialize_inline_failed.
21279 (cgraph_expand_function): Do not call cgraph_lower_function;
21280 assert that function is already lowered.
21281 * Makefile.in (cgraphbuild.o): New.
21282 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
21283 at the end of lowering passes.
21285 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
21287 * ifcvt.c (cond_move_convert_if_block): New function, code
21288 factored out from...
21289 (cond_move_process_if_block): ...here. Call the new function
21290 on the THEN and ELSE blocks.
21291 (merge_if_block): Do not copy global_live_at_end, merge_blocks
21292 already takes care of this.
21294 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21297 * tree.h (TREE_OVERFLOW_P): New.
21298 * c-typeck.c (parser_build_unary_op): Warn only if result
21299 overflowed and operands did not.
21300 (parser_build_binary_op): Likewise.
21301 (convert_for_assignment): Remove redundant overflow_warning.
21302 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
21304 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21306 * c-typeck.c (store_init_value): Split over two lines to follow
21307 the GNU coding style.
21309 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
21311 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
21312 __GXX_EXPERIMENTAL_CXX0X__.
21313 * doc/cpp.texi: Same.
21315 2007-01-05 Richard Guenther <rguenther@suse.de>
21317 PR middle-end/27826
21318 * tree.c (get_narrower): Do not construct COMPONENT_REFs
21319 with mismatched types. Instead explicitly build a
21320 conversion NOP_EXPR.
21322 2007-01-05 Ian Lance Taylor <iant@google.com>
21324 * c-common.c (decl_with_nonnull_addr_p): New function.
21325 (c_common_truthvalue_conversion): Call it.
21326 * c-typeck.c (build_binary_op): Likewise.
21327 * c-common.h (decl_with_nonnull_addr_p): Declare.
21329 2007-01-05 Jakub Jelinek <jakub@redhat.com>
21332 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
21335 2007-01-05 Joel Brobecker <brobecker@adacore.com>
21337 * doc/install.texi (Final install): Document the fact that
21338 the GNAT runtime should not be stripped.
21340 2007-01-04 Jan Hubicka <jh@suse.cz>
21342 * tree-inline.c (fold_marked_statements): Update operand caches
21343 and EH after folding
21345 2007-01-04 Ian Lance Taylor <iant@google.com>
21347 * c-common.c (check_function_nonnull): Whitespace fix.
21349 2007-01-04 Jan Hubicka <jh@suse.cz>
21351 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
21352 comitted older version of patch.
21353 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
21354 function, celanup cfg and collect garbage.
21356 2007-01-04 Mike Stump <mrs@apple.com>
21358 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
21361 2007-01-04 Eric Christopher <echristo@apple.com>
21363 * libgcc2.c (__bswapsi2): Use SItype.
21364 (__bswapdi2): Use DItype.
21365 * libgcc2.h: Update for above.
21367 2007-01-04 Paul Brook <paul@codesourcery.com>
21369 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
21370 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
21371 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
21372 umulsidi3, umulsidi3adddi, smulsi3_highpart,
21373 umulsi3_highpart): Make conditional on !arm_arch6.
21374 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
21375 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
21376 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
21377 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
21378 umulsi3_highpart_v6): New insns.
21380 2007-01-04 Roger Sayle <roger@eyesopen.com>
21382 * fold-const.c (fold_convert): When casting an expression to void,
21383 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
21384 have a type. Instead of attempting to build a NOP_EXPR, return
21385 these "special" trees directly.
21387 2007-01-04 Joseph Myers <joseph@codesourcery.com>
21389 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
21390 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
21391 rs6000_cost->fp not 0 as adjustment for outer NEG.
21393 2007-01-04 Jan Hubicka <jh@suse.cz>
21395 * cgraph.c (cgraph_release_function_body): New function.
21396 (cgraph_remove_node): Use it.
21397 * cgraph.h (cgraph_release_function_body): Declare.
21398 * cgraphunit.c (cgraph_expand_function): Use it.
21399 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
21400 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
21401 is initialized and while compilation of other function is running.
21402 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
21403 statement CFG annotations from here to ...
21404 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
21406 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
21408 * cfgloop.h (enum li_flags): Make the constants powers of two.
21410 2007-01-04 Jan Hubicka <jh@suse.cz>
21412 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
21414 (fold_marked_statements): New function.
21415 (optimize_inline_calls, tree_function_versioning): Fold new statements.
21416 * tree-inline.h (copy_body_data): Add statements_to_fold.
21418 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
21420 * config.gcc: Mention libgcc/config.host.
21421 * Makefile.in: Update comments mentioning libgcc.
21422 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
21423 (all.cross, start.encap, rest.encap, rest.cross): Update
21424 dependencies for libgcc move.
21425 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
21426 (clean-target, clean-target-libgcc): Delete.
21427 (srcdirify, GCC_EXTRA_PARTS): New macros.
21428 (libgcc-support, libgcc.mvars): New rules.
21429 (distclean): Remove mention of mklibgcc.
21430 (install): Don't reference INSTALL_LIBGCC.
21431 (install-common): Don't reference EXTRA_PARTS.
21432 (install-libgcc, install-multilib): Delete rules.
21433 * mklibgcc.in: Delete file.
21434 * doc/configfiles.texi: Don't mention mklibgcc.
21436 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
21437 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
21438 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
21439 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
21440 (mklibgcc, ldblspecs): Likewise.
21442 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
21443 (posixpre.def): Use $(T).
21444 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
21445 (SHLIB_SRC, SHLIB_INSTALL): Delete.
21446 (SHLIB_LINK): Make dummy.
21447 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
21449 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
21451 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
21452 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
21453 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
21454 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
21456 * configure.ac (all_outputs): Remove mklibgcc.
21457 * configure: Regenerated.
21459 2007-01-03 Josh Conner <jconner@apple.com>
21461 PR middle-end/29683
21462 * calls.c (compute_argument_addresses): Set stack and stack_slot
21463 for partial args, too.
21464 (store_one_arg): Use locate.size.constant for the size when
21465 generating a save_area.
21467 2007-01-03 Robert Kennedy <jimbob@google.com>
21469 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
21470 whose definitions are deleted due to basic block merging.
21472 2007-01-03 Paul Brook <paul@codesourcery.com>
21475 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
21477 (use_return_insn): Return 0 for Thumb interrupt functions.
21478 (print_multi_reg): Add rfe argument for IRQ returns.
21479 (arm_output_epilogue): Pop interrupt return address directly into PC.
21480 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
21482 2007-01-03 Paul Brook <paul@codesourcery.com>
21484 Merge from sourcerygxx-4_1.
21485 * config/arm/thumb2.md: New file.
21486 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
21488 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
21489 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21490 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
21491 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
21493 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
21494 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
21496 * config/arm/ieee754-sf.S: Ditto.
21497 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
21498 (thumb1_base_register_rtx_p): ... to this.
21499 (thumb_index_register_rtx_p): Rename...
21500 (thumb1_index_register_rtx_p): ... to this.
21501 (thumb_output_function_prologue): Rename...
21502 (thumb1_output_function_prologue): ... to this.
21503 (thumb_legitimate_address_p): Rename...
21504 (thumb1_legitimate_address_p): ... to this.
21505 (thumb_rtx_costs): Rename...
21506 (thumb1_rtx_costs): ... to this.
21507 (thumb_compute_save_reg_mask): Rename...
21508 (thumb1_compute_save_reg_mask): ... to this.
21509 (thumb_final_prescan_insn): Rename...
21510 (thumb1_final_prescan_insn): ... to this.
21511 (thumb_expand_epilogue): Rename...
21512 (thumb1_expand_epilogue): ... to this.
21513 (arm_unwind_emit_stm): Rename...
21514 (arm_unwind_emit_sequence): ... to this.
21515 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
21516 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
21517 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
21518 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
21519 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
21520 thumb2_output_casesi): New functions.
21521 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
21522 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
21523 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
21524 THUMB2_WORK_REGS): Define.
21525 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
21526 arm_condexec_mask, arm_condexec_masklen)): New variables.
21527 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
21528 (arm_override_options): Check new CPU capabilities.
21529 Set new architecture flag variables.
21530 (arm_isr_value): Handle v7m interrupt functions.
21531 (user_return_insn): Return 0 for v7m interrupt functions. Handle
21533 (const_ok_for_arm): Handle Thumb-2 constants.
21534 (arm_gen_constant): Ditto. Use movw when available.
21535 (arm_function_ok_for_sibcall): Return false for v7m interrupt
21537 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
21538 (thumb_find_work_register, arm_load_pic_register,
21539 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
21540 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
21541 print_multi_reg, output_mov_long_double_fpa_from_arm,
21542 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
21543 output_mov_double_fpa_from_arm, output_move_double,
21544 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
21545 output_return_instruction, arm_output_function_prologue,
21546 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
21547 arm_output_mi_thunk, thumb_set_return_address): Ditto.
21548 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
21549 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
21550 (arithmetic_instr, shift_op): Use arm_shift_nmem.
21551 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
21553 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
21554 (thumb_expand_prologue): Use thumb_set_frame_pointer.
21555 (arm_file_start): Output directive for unified syntax.
21556 (arm_unwind_emit_set): Handle stack alignment instruction.
21557 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
21558 Add v6t2, v7, v7a, v7r and v7m.
21559 (RETLDM): Add Thumb-2 code.
21560 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
21561 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
21562 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
21563 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
21564 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
21565 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
21566 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
21567 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
21568 ADJUST_INSN_LENGTH): Define.
21569 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
21570 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
21571 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
21572 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
21573 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
21574 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
21575 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
21576 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
21577 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
21578 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
21579 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
21580 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
21581 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
21582 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
21583 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
21584 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
21585 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
21587 * config/arm/arm-tune.md: Regenerate.
21588 * config/arm/arm-protos.h: Update prototypes.
21589 * config/arm/vfp.md: Enable patterns for Thumb-2.
21590 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
21591 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
21592 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
21593 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
21594 * config/arm/libunwind.S: Add Thumb-2 code.
21595 * config/arm/constraints.md: Update include Thumb-2.
21596 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
21597 * config/arm/ieee754-df.S: Ditto.
21598 * config/arm/bpabi.S: Ditto.
21599 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
21600 * config/arm/predicates.md (low_register_operand,
21601 low_reg_or_int_operand, thumb_16bit_operator): New.
21602 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
21603 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
21604 * config/arm/t-arm-elf: Add armv7 multilib.
21605 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
21607 (UNSPEC_STACK_ALIGN, ce_count): New.
21608 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
21609 arm_zero_extendsidi2, arm_zero_extendqidi2): New
21611 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
21612 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
21613 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
21614 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
21615 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
21616 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
21618 * doc/extend.texi: Document ARMv7-M interrupt functions.
21619 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
21621 2007-01-03 Jakub Jelinek <jakub@redhat.com>
21623 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
21624 (struct _Unwind_Context): Rename args_size to flags, remove
21625 signal_frame field, add a new args_size field and version field.
21626 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
21627 _Unwind_IsExtendedContext): New inline functions.
21628 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
21629 Assume by_value array is only present if _Unwind_IsExtendedContext.
21630 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
21631 _Unwind_IsSignalFrame.
21632 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
21633 (uw_update_context_1): Use _Unwind_SetSignalFrame.
21634 (uw_init_context_1): Initialize context->flags to
21635 EXTENDED_CONTEXT_BIT.
21636 * config/rs6000/linux-unwind.h (frob_update_context): Use
21637 _Unwind_SetSignalFrame.
21639 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
21641 PR middle-end/30353
21642 * gimplify.c (gimplify_modify_expr_complex_part): Move below
21643 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
21646 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
21648 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
21649 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
21650 RET, AT_SP): Remove.
21651 * config/i386/i386.md (*sse_prologue_save_insn): Use return
21654 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21655 * cfgbuild.c (find_basic_blocks): Likewise.
21656 * cfgrtl.c (rtl_create_basic_block): Likewise.
21657 * function.c (temp_slots_at_level): Likewise.
21658 * reg-stack.c (stack_regs_mentioned): Likewise.
21659 * regclass.c (allocate_reg_info): Likewise.
21660 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21661 set_bb_for_stmt, move_block_to_fn): Likewise.
21662 * tree-complex.c (tree_lower_complex): Likewise.
21663 * vec.h (VEC_safe_grow_cleared): New.
21665 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
21667 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
21669 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
21670 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
21672 * cfgloopmanip.c (scale_loop_frequencies): Export.
21673 (loopify): Scale the frequencies by prescribed coefficients.
21674 (set_zero_probability): New function.
21675 (duplicate_loop_to_header_edge): Improve updating of frequencies.
21676 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
21677 and frequencies according to arguments.
21678 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
21680 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
21681 * modulo-sched.c (sms_schedule): Set probabilities for entering
21682 versioned loop correctly.
21683 * tree-vect-transform.c (vect_transform_loop): Ditto.
21684 * cfgloop.h (loopify, loop_version): Declaration changed.
21685 (scale_loop_frequencies): Declared.
21687 2007-01-02 Jan Hubicka <jh@suse.cz>
21689 * cgraph.c: Include tree-flow.h
21690 (cgraph_add_new-function): Handle IPA_SSA mode; execute
21691 early_local_passes.
21692 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
21693 * tree-pass.h (pass_all_early_optimizations): Declare.
21694 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
21695 early_local_passes.
21696 (cgraph_analyze_function): Do early_local_passes.
21697 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21698 Do not add referenced vars.
21699 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
21701 (gate_all_early_local_passes): New gate.
21702 (pass_early_local_passes): Use new gate.
21703 (execute_early_local_optimizations): New functions.
21704 (gate_all_early_optimizations): New gate.
21705 (pass_all_early_optimizations): New pass.
21706 (execute_free_datastructures): Free SSA only when initialized.
21707 (gate_init_datastructures): Init only when optimizing.
21708 (tree_lowering_passes): Do early local passes when called late.
21709 * tree-profile.c (do_tree_profiling): Don't profile functions added
21711 (do_early_tree_profiling, pass_early_tree_profile): Kill.
21712 * tree-cfg.c (update_modified_stmts): Do not update when operands are
21714 * passes.c (init_optimizations_passes): Reorder so we go into SSA
21715 during early_local_passes.
21716 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
21719 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21721 * Makefile.in: Update copyright year.
21723 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
21725 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
21726 in $(lang_checks) and check-consistency targets.
21728 2007-01-02 Jan Hubicka <jh@suse.cz>
21730 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
21731 Do not add referenced vars.
21732 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
21734 * passes.c (init_optimization_passes): Put mudflap_2 after
21735 free_datastructures.
21737 2007-01-02 Jan Hubicka <jh@suse.cz>
21739 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
21740 Set NOTHROW flag on call statements proved to be nothrow.
21741 Update statement of local calls so new pure/const functions are
21742 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
21744 (tree_rest_of_compilation): Register hooks and initialize bitmap
21745 early. Do not set after_inlining flag.
21747 2007-01-02 Steve Ellcey <sje@cup.hp.com>
21749 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
21750 HOST_BITS_PER_LONGLONG
21752 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21755 * c-typeck.c (store_init_value): Don't emit pedantic overflow
21756 warning for non-static initializers.
21758 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
21760 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
21761 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
21762 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
21763 Always use set_unique_reg_note to add REG_EQUAL notes.
21765 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21768 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21770 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21771 * cfgbuild.c (find_basic_blocks): Likewise.
21772 * cfgrtl.c (rtl_create_basic_block): Likewise.
21773 * function.c (temp_slots_at_level): Likewise.
21774 * reg-stack.c (stack_regs_mentioned): Likewise.
21775 * regclass.c (allocate_reg_info): Likewise.
21776 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21777 set_bb_for_stmt, move_block_to_fn): Likewise.
21778 * tree-complex.c (tree_lower_complex): Likewise.
21779 * vec.h (VEC_safe_grow_cleared): New.
21781 2007-01-02 Ian Lance Taylor <iant@google.com>
21783 * c-common.c (c_common_truthvalue_conversion): When warning about
21784 using an assignment as a truth value, set TREE_NO_WARNING.
21786 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21789 * c.opt (Wold-style-declaration): New.
21790 * doc/invoke.texi (C-only Warning Options): New.
21791 (Wold-style-declaration): Document it.
21792 (Wextra): Enabled by -Wextra.
21793 * c-opts.c (c_common_post_options): Enabled by -Wextra.
21794 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
21795 -Wold-style-declaration.
21797 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
21799 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
21800 * cfgbuild.c (find_basic_blocks): Likewise.
21801 * cfgrtl.c (rtl_create_basic_block): Likewise.
21802 * function.c (temp_slots_at_level): Likewise.
21803 * reg-stack.c (stack_regs_mentioned): Likewise.
21804 * regclass.c (allocate_reg_info): Likewise.
21805 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
21806 set_bb_for_stmt, move_block_to_fn): Likewise.
21807 * tree-complex.c (tree_lower_complex): Likewise.
21808 * vec.h (VEC_safe_grow_cleared): New.
21810 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
21812 * c-common.c (c_common_nodes_and_builtins): Since variants of
21813 void_type_node get built before it is given a name, we need to
21814 give those variants the name, too.
21815 (complete_array_type): We need to work with the canonical main
21816 type of the array, from which we will build the qualified version.
21817 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
21818 * print-tree.c (print_node): Display canonical type information
21820 * stor-layout.c (layout_type): When we don't know the
21821 alignment of a type for which we're building an array, we end up
21822 guessing wrong, so make the type require structural equality.
21823 * tree.c (make_node_stat): When we build a new type, it is its
21824 own canonical type.
21825 (build_type_attribute_qual_variant): When building an attribute
21826 variant, its canonical type is the non-attribute variant. However,
21827 if the attributes are target-dependent and they differ, we need to
21828 use structural equality checks for this type.
21829 (build_qualified_type): A qualified type is not equivalent to its
21830 unqualified variant; set the canonical type appropriately.
21831 (build_distinct_type_copy): When building a distinct type from
21832 another type, the new type is its own canonical type.
21833 (build_variant_type_copy): When building a new type variant, we
21834 assume that it is equivalent to the original type.
21835 (build_pointer_type_for_mode): When building a pointer type, also
21836 build a canonical type pointer.
21837 (build_reference_type_for_mode): When building a reference type,
21838 also build a canonical type reference.
21839 (build_index_type): When we can't hash an index type (e.g.,
21840 because its maximum value is negative), the index type requires
21841 structural equality tests.
21842 (build_array_type): Build the canonical form of an array type.
21843 (build_function_type): Function types require structural equality,
21844 because they contain default arguments, attributes, etc.
21845 (build_method_type_directly): Ditto for method types.
21846 (build_offset_type): Build the canonical offset type.
21847 (build_complex_type): Build the canonical vector type.
21848 (make_vector_type): Build the canonical vector type.
21849 * tree.h (TYPE_CANONICAL): New.
21850 (TYPE_STRUCTURAL_EQUALITY_P): New.
21851 (SET_TYPE_STRUCTURAL_EQUALITY): New.
21852 (struct tree_type): Added "canonical" field.
21853 * params.h (VERIFY_CANONICAL_TYPES): New.
21854 * doc/c-tree.texi (TYPE_CANONICAL): Document.
21855 (TYPE_STRUCTURAL_EQUALITY_P): Document.
21856 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
21857 * doc/invoke.texi (verify-canonical-types): Document --param
21858 parameter for verifying canonical types.
21860 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21862 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
21863 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
21864 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
21865 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
21867 * config/rs6000/e500.h: New.
21868 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
21869 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
21871 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
21872 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
21873 TARGET_E500_DOUBLE): Remove.
21874 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
21875 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
21876 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
21877 * config/rs6000/rs6000.c (rs6000_override_options): Use
21878 CHECK_E500_OPTIONS.
21880 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21882 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
21883 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
21884 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
21885 rs6000_emit_cmove): Don't check TARGET_E500.
21886 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
21887 sordered): Don't check TARGET_E500.
21889 2007-01-01 Eric Christopher <echristo@apple.com>
21891 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
21892 HARD_REGISTER_NUM_P.
21894 2007-01-01 Roger Sayle <roger@eyesopen.com>
21896 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
21897 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
21898 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
21901 2007-01-01 Mike Stump <mrs@apple.com>
21903 * configure.ac: Remove support for building with Apple's gcc-3.1.
21905 2007-01-02 Joseph Myers <joseph@codesourcery.com>
21907 PR middle-end/30311
21908 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
21909 REG is a hard register. Do not modify REG before calling
21911 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
21912 multiple of the size of YMODE for certain lowpart cases.
21914 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21916 PR middle-end/30253
21917 * gimplify (voidify_wrapper_expr): Update for
21918 GIMPLE_MODIFY_STMT.
21920 2007-01-01 Andreas Schwab <schwab@suse.de>
21923 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
21924 save of BR0 in extra_spill_size instead of spill_size.
21925 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
21927 (ia64_expand_epilogue): Restore BR0 from its new location.
21929 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21931 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
21932 Use a temporary variable if the left hand side is not a gimple
21935 2007-01-01 Andrew Pinski <pinskia@gmail.com>
21937 * gimplify.c (gimplify_return_expr): Make the temporary variable
21938 for the return expression, a gimple register variable.
21940 2007-01-01 Jan Hubicka <jh@suse.cz>
21942 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
21945 2007-01-01 Mike Stump <mrs@apple.com>
21947 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
21949 * config/darwin.c (machopic_select_rtx_section): Use
21950 HAVE_GAS_LITERAL16.
21951 (darwin_mergeable_constant_section): Likewise.
21952 * configure: Regenerate.
21953 * config.in: Regenerate.
21955 2007-01-01 Jan Hubicka <jh@suse.cz>
21956 Andrew Pinski <pinskia@gmail.com>
21958 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
21959 before starting IPA passes.