1 2007-01-10 Jan Hubicka <jh@suse.cz>
3 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6 2007-01-10 Sa Liu <saliu@de.ibm.com>
7 Ben Elliston <bje@au.ibm.com>
9 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10 for SAVE_NONLOCAL and Pmode for any other save level.
11 * spu-protos.h (spu_restore_stack_block): Declare.
12 * spu.md (save_stack_block): Remove.
13 (restore_stack_block): Call spu_restore_stack_block.
14 * spu.c (spu_restore_stack_block): New function.
15 (spu_expand_epilogue): Remove old comment.
17 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19 PR tree-optimization/30322
20 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21 (cand_value_at): Return the value as aff_tree.
22 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24 aff_combination_mult): New functions.
25 (aff_combination_add): Use aff_combination_add_cst.
26 (aff_combination_convert): Allow conversions to a wider type.
27 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28 * tree-affine.h (aff_combination_mult): Declare.
30 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32 * doc/tm.texi: Update documentation to reflect reality of exec
33 and start file search behaviours. Update copyright year.
34 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
35 header file directories.
37 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
40 (*cosxf2): Rename to cosxf2_i387.
42 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
43 using X87MODEF12 mode macro. Rename patterns to
44 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
46 (*cosdf2, *cossf2): Ditto.
47 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
48 to match extended input operands.
50 (sincos<mode>3): New expander.
52 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
53 insn patterns and corresponding splitters.
55 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
57 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
58 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
60 2007-01-09 Nicolas Pitre <nico@cam.org>
63 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
65 2007-01-08 Geoffrey Keating <geoffk@apple.com>
67 * target.h (struct gcc_target): New field library_rtti_comdat.
68 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
69 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
70 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
71 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
73 2007-01-08 Geoffrey Keating <geoffk@apple.com>
75 * doc/invoke.texi (Optimize Options): Correct description of -O0.
77 2007-01-08 Richard Guenther <rguenther@suse.de>
79 * tree.h (force_fit_type_double): Export.
80 (force_fit_type): Remove.
81 * fold-const.c (force_fit_type_double): New function.
82 (force_fit_type): Remove.
83 (int_const_binop): Use it.
84 (fold_convert_const_int_from_int): Likewise.
85 (fold_convert_const_int_from_real): Likewise.
86 (fold_div_compare): Likewise.
87 (fold_sign_changed_comparison): Likewise.
88 (fold_unary): Likewise.
89 (fold_negate_const): Likewise.
90 (fold_abs_const): Likewise.
91 (fold_not_const): Likewise.
92 * c-common.c (shorten_compare): Use force_fit_type_double.
93 * convert.c (convert_to_pointer): Likewise.
95 2007-01-08 Richard Guenther <rguenther@suse.de>
97 * tree.h (build_int_cst_wide_type): Export.
98 * tree.c (build_int_cst_wide_type): New function.
99 (build_int_cst_wide): Fix comment.
100 * builtins.c (fold_builtin_object_size): Use build_int_cst
101 to build -1 or 0 of the correct type. Use fit_double_type
102 to check for overflow.
103 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
105 (decode_field_reference): Likewise.
106 (all_ones_mask_p): Likewise.
107 (native_interpret_int): Use build_int_cst_wide_type.
108 (fold_binary): Use build_int_cst_type to build an all-ones
110 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
112 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
114 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
116 2007-01-09 Ben Elliston <bje@au.ibm.com>
118 * genautomata.c (STATS_OPTION): New option.
119 (stats_flag): New flag.
120 (gen_automata_option): Handle it.
121 (initiate_automaton_gen): Ditto.
122 (write_automata): Output statistics only if stats_flag is
123 set. Likewise, output time statistics only if time_flag is set.
124 * doc/md.texi (Processor pipeline description): Document new flag.
126 2007-01-08 Richard Guenther <rguenther@suse.de>
128 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
129 * tree.c (build_int_cst_type): Likewise.
130 (size_in_bytes): Don't call force_fit_type on the result.
131 (int_fits_type_p): Use fit_double_type.
132 * fold-const.c (fit_double_type): New function.
133 (force_fit_type): Use it.
134 * tree.h (fit_double_type): Export.
136 2007-01-08 Jan Hubicka <jh@suse.cz>
138 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
139 * ipa.c (function_and_variable_visibility): Fix return type.
141 2007-01-08 Richard Guenther <rguenther@suse.de>
143 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
144 of offset to build the index.
145 * tree-pretty-print.c (dump_generic_node): Don't build negated
146 const just for printing.
147 * c-pretty-print.c (pp_c_integer_constant): Likewise.
148 * builtins.c (fold_builtin_int_roundingfn): Check if result
149 fits the type by using force_fit_type and comparing the result.
150 * predict.c (predict_loops): Use compare_tree_int for comparison.
151 * tree.c (build_int_cst): Fall back to integer_type_node for
153 (build_int_cst_wide): Assert type is non-null.
155 2007-01-08 Roberto Costa <roberto.costa@st.com>
157 * tree-vrp.c (extract_range_from_cond_expr): New.
158 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
159 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
161 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
162 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
163 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
165 * tree-object-size.c (cond_expr_object_size): New.
166 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
168 2007-01-08 Jan Hubicka <jh@suse.cz>
170 * tree-ssa-forwprop.c (forward_propagate_into_cond,
171 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
174 2007-01-08 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/23603
177 * tree-vrp.c (set_value_range_to_truthvalue): New function.
178 (extract_range_from_binary): Fall back to truthvalue instead of
179 varying for TRUTH_*_EXPR.
180 (extract_range_from_comparison): Fall back to truthvalue instead of
182 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
183 if all visited PHI values were constant.
185 2007-01-08 Jan Hubicka <jh@suse.cz>
187 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
188 (cgraph_analyze_function): break out from ...
189 (cgraph_finalize_compilation_unit): ... here.
190 (cgraph_expand_function): Remove forgoten commented out line.
191 (cgraph_optimize): Analyze functions.
193 2007-01-08 Jan Hubicka <jh@suse.cz>
195 * tree-pas.h (TODO_remove_function): New flag.
196 (TODO_update*): Renumber.
197 (pass_ipa_increase_alignment,
198 pass_ipa_function_and_variable_visibility): New passes.
199 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
200 (cgraph_function_and_variable_visibility): Move to ipa.c
201 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
202 cgraph_increase_alignment.
203 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
204 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
206 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
207 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
208 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
209 (gate_increase_alignment): New function.
210 (pass_ipa_increase_alignment): New pass.
211 * ipa.c: Inline tree-pass.h and timevar.h
212 (function_and_variable_visibility): Move here from cgraphunit.c
213 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
214 * passes.c (init_optimization_passes): Add the two new passes.
215 (execute_todo): Handle cgraph_remove_functions.
217 2007-01-08 Nick Clifton <nickc@redhat.com>
219 * config/frv/predicates.md (reg_or_0_operand): Accept
222 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
224 * config/bfin/rtems.h, config/bfin/t-rtems: New.
225 * config.gcc: Add bfin*-rtems*.
227 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
229 * c.opt: Add -flax-vector-conversions.
230 * c-typeck.c (convert_for_assignment): Pass flag to
231 vector_types_convertible_p to allow emission of note.
232 (digest_init): Likewise.
233 * c-opts.c: Handle -flax-vector-conversions.
234 * c-common.c (flag_lax_vector_conversions): New.
235 (vector_types_convertible_p): Unless -flax-vector conversions
236 has been passed, disallow conversions between vectors with
237 differing numbers of subparts and/or element types. If such
238 a conversion is disallowed, possibly emit a note on the first
239 occasion only to inform the user of -flax-vector-conversions.
240 The new last argument specifies this.
241 * c-common.h (flag_lax_vector_conversions): New.
242 (vector_types_convertible_p): Add extra argument.
243 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
244 char_type_node for V*QI type vectors.
245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
246 Update to satisfy new typechecking rules.
247 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
249 * doc/invoke.texi (C Dialect Options): Document
250 -flax-vector-conversions.
252 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
254 PR tree-optimization/29877
255 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
256 a register variable on the RHS to not be replaceable.
258 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
259 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
260 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
261 const_simm15, const_pow2, const_npow2): Added.
262 * config/score/misc.md (insv, extv, extzv, movmemsi,
263 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
264 * config/score/score.c (score_address_cost, score_select_cc_mode):
266 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
267 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
268 Update score_print_operand.
269 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
270 Adjust register allocate order and update some macro define.
271 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
272 mdx_block_move_straight, mdx_block_move_loop_head,
273 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
274 mdx_block_move): Added.
275 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
276 mdp_limm): Updated and fix some bug and typo.
277 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
278 (movsf, movdf, doloop_end): Added.
280 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
282 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
283 config/arm/thumb2.md: Fix comment typos.
284 * doc/extend.texi: Fix a typo.
286 2007-01-07 Eric Christopher <echristo@apple.com>
288 * configure.ac: Check for __stack_chk_fail for darwin.
289 * configure: Regenerate.
291 2007-01-07 Richard Guenther <rguenther@suse.de>
293 * tree-vrp.c (extract_range_from_assert): CSE calls to
294 compare_values where possible.
295 (extract_range_from_unary_expr): Likewise.
297 2007-01-07 Anatoly Sokolov <aesok@post.ru>
299 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
300 * config/avr/avr.c (call_insn_operand): Delete function.
301 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
302 instead of register number. Use predicates.
303 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
304 call_insn_operand): Add.
306 2007-01-06 Jan Hubicka <jh@suse.cz>
308 * tree-pass.h (pass_build_cgraph_edges): Declare.
309 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
310 (visited_nodes): Remove.
311 (cgraph_create_edges): Move to cgraphbuild.c; rename to
312 build_cgrpah_edges; make visited_nodes local.
313 (cgraph_process_new_functions): DO not call initialize_inline_failed.
314 (record_references_in_initializer): Move to cgraphbuild.c
315 (initialize_inline_failed, rebuild_cgraph_edges,
316 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
317 (verify_cgraph_node): Make visited_nodes local.
318 (cgraph_analyze_function): Do not call cgraph_create_edges and
319 initialize_inline_failed.
320 (cgraph_expand_function): Do not call cgraph_lower_function;
321 assert that function is already lowered.
322 * Makefile.in (cgraphbuild.o): New.
323 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
324 at the end of lowering passes.
326 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
328 * ifcvt.c (cond_move_convert_if_block): New function, code
330 (cond_move_process_if_block): ...here. Call the new function
331 on the THEN and ELSE blocks.
332 (merge_if_block): Do not copy global_live_at_end, merge_blocks
333 already takes care of this.
335 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
338 * tree.h (TREE_OVERFLOW_P): New.
339 * c-typeck.c (parser_build_unary_op): Warn only if result
340 overflowed and operands did not.
341 (parser_build_binary_op): Likewise.
342 (convert_for_assignment): Remove redundant overflow_warning.
343 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
345 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
347 * c-typeck.c (store_init_value): Split over two lines to follow
348 the GNU coding style.
350 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
352 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
353 __GXX_EXPERIMENTAL_CXX0X__.
354 * doc/cpp.texi: Same.
356 2007-01-05 Richard Guenther <rguenther@suse.de>
359 * tree.c (get_narrower): Do not construct COMPONENT_REFs
360 with mismatched types. Instead explicitly build a
363 2007-01-05 Ian Lance Taylor <iant@google.com>
365 * c-common.c (decl_with_nonnull_addr_p): New function.
366 (c_common_truthvalue_conversion): Call it.
367 * c-typeck.c (build_binary_op): Likewise.
368 * c-common.h (decl_with_nonnull_addr_p): Declare.
370 2007-01-05 Jakub Jelinek <jakub@redhat.com>
373 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
376 2007-01-05 Joel Brobecker <brobecker@adacore.com>
378 * doc/install.texi (Final install): Document the fact that
379 the GNAT runtime should not be stripped.
381 2007-01-04 Jan Hubicka <jh@suse.cz>
383 * tree-inline.c (fold_marked_statements): Update operand caches
386 2007-01-04 Ian Lance Taylor <iant@google.com>
388 * c-common.c (check_function_nonnull): Whitespace fix.
390 2007-01-04 Jan Hubicka <jh@suse.cz>
392 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
393 comitted older version of patch.
394 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
395 function, celanup cfg and collect garbage.
397 2007-01-04 Mike Stump <mrs@apple.com>
399 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
402 2007-01-04 Eric Christopher <echristo@apple.com>
404 * libgcc2.c (__bswapsi2): Use SItype.
405 (__bswapdi2): Use DItype.
406 * libgcc2.h: Update for above.
408 2007-01-04 Paul Brook <paul@codesourcery.com>
410 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
411 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
412 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
413 umulsidi3, umulsidi3adddi, smulsi3_highpart,
414 umulsi3_highpart): Make conditional on !arm_arch6.
415 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
416 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
417 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
418 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
419 umulsi3_highpart_v6): New insns.
421 2007-01-04 Roger Sayle <roger@eyesopen.com>
423 * fold-const.c (fold_convert): When casting an expression to void,
424 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
425 have a type. Instead of attempting to build a NOP_EXPR, return
426 these "special" trees directly.
428 2007-01-04 Joseph Myers <joseph@codesourcery.com>
430 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
431 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
432 rs6000_cost->fp not 0 as adjustment for outer NEG.
434 2007-01-04 Jan Hubicka <jh@suse.cz>
436 * cgraph.c (cgraph_release_function_body): New function.
437 (cgraph_remove_node): Use it.
438 * cgraph.h (cgraph_release_function_body): Declare.
439 * cgraphunit.c (cgraph_expand_function): Use it.
440 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
441 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
442 is initialized and while compilation of other function is running.
443 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
444 statement CFG annotations from here to ...
445 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
447 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
449 * cfgloop.h (enum li_flags): Make the constants powers of two.
451 2007-01-04 Jan Hubicka <jh@suse.cz>
453 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
455 (fold_marked_statements): New function.
456 (optimize_inline_calls, tree_function_versioning): Fold new statements.
457 * tree-inline.h (copy_body_data): Add statements_to_fold.
459 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
461 * config.gcc: Mention libgcc/config.host.
462 * Makefile.in: Update comments mentioning libgcc.
463 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
464 (all.cross, start.encap, rest.encap, rest.cross): Update
465 dependencies for libgcc move.
466 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
467 (clean-target, clean-target-libgcc): Delete.
468 (srcdirify, GCC_EXTRA_PARTS): New macros.
469 (libgcc-support, libgcc.mvars): New rules.
470 (distclean): Remove mention of mklibgcc.
471 (install): Don't reference INSTALL_LIBGCC.
472 (install-common): Don't reference EXTRA_PARTS.
473 (install-libgcc, install-multilib): Delete rules.
474 * mklibgcc.in: Delete file.
475 * doc/configfiles.texi: Don't mention mklibgcc.
477 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
478 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
479 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
480 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
481 (mklibgcc, ldblspecs): Likewise.
483 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
484 (posixpre.def): Use $(T).
485 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
486 (SHLIB_SRC, SHLIB_INSTALL): Delete.
487 (SHLIB_LINK): Make dummy.
488 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
490 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
492 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
493 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
494 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
495 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
497 * configure.ac (all_outputs): Remove mklibgcc.
498 * configure: Regenerated.
500 2007-01-03 Josh Conner <jconner@apple.com>
503 * calls.c (compute_argument_addresses): Set stack and stack_slot
504 for partial args, too.
505 (store_one_arg): Use locate.size.constant for the size when
506 generating a save_area.
508 2007-01-03 Robert Kennedy <jimbob@google.com>
510 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
511 whose definitions are deleted due to basic block merging.
513 2007-01-03 Paul Brook <paul@codesourcery.com>
516 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
518 (use_return_insn): Return 0 for Thumb interrupt functions.
519 (print_multi_reg): Add rfe argument for IRQ returns.
520 (arm_output_epilogue): Pop interrupt return address directly into PC.
521 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
523 2007-01-03 Paul Brook <paul@codesourcery.com>
525 Merge from sourcerygxx-4_1.
526 * config/arm/thumb2.md: New file.
527 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
529 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
530 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
531 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
532 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
534 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
535 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
537 * config/arm/ieee754-sf.S: Ditto.
538 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
539 (thumb1_base_register_rtx_p): ... to this.
540 (thumb_index_register_rtx_p): Rename...
541 (thumb1_index_register_rtx_p): ... to this.
542 (thumb_output_function_prologue): Rename...
543 (thumb1_output_function_prologue): ... to this.
544 (thumb_legitimate_address_p): Rename...
545 (thumb1_legitimate_address_p): ... to this.
546 (thumb_rtx_costs): Rename...
547 (thumb1_rtx_costs): ... to this.
548 (thumb_compute_save_reg_mask): Rename...
549 (thumb1_compute_save_reg_mask): ... to this.
550 (thumb_final_prescan_insn): Rename...
551 (thumb1_final_prescan_insn): ... to this.
552 (thumb_expand_epilogue): Rename...
553 (thumb1_expand_epilogue): ... to this.
554 (arm_unwind_emit_stm): Rename...
555 (arm_unwind_emit_sequence): ... to this.
556 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
557 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
558 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
559 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
560 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
561 thumb2_output_casesi): New functions.
562 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
563 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
564 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
565 THUMB2_WORK_REGS): Define.
566 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
567 arm_condexec_mask, arm_condexec_masklen)): New variables.
568 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
569 (arm_override_options): Check new CPU capabilities.
570 Set new architecture flag variables.
571 (arm_isr_value): Handle v7m interrupt functions.
572 (user_return_insn): Return 0 for v7m interrupt functions. Handle
574 (const_ok_for_arm): Handle Thumb-2 constants.
575 (arm_gen_constant): Ditto. Use movw when available.
576 (arm_function_ok_for_sibcall): Return false for v7m interrupt
578 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
579 (thumb_find_work_register, arm_load_pic_register,
580 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
581 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
582 print_multi_reg, output_mov_long_double_fpa_from_arm,
583 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
584 output_mov_double_fpa_from_arm, output_move_double,
585 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
586 output_return_instruction, arm_output_function_prologue,
587 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
588 arm_output_mi_thunk, thumb_set_return_address): Ditto.
589 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
590 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
591 (arithmetic_instr, shift_op): Use arm_shift_nmem.
592 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
594 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
595 (thumb_expand_prologue): Use thumb_set_frame_pointer.
596 (arm_file_start): Output directive for unified syntax.
597 (arm_unwind_emit_set): Handle stack alignment instruction.
598 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
599 Add v6t2, v7, v7a, v7r and v7m.
600 (RETLDM): Add Thumb-2 code.
601 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
602 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
603 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
604 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
605 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
606 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
607 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
608 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
609 ADJUST_INSN_LENGTH): Define.
610 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
611 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
612 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
613 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
614 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
615 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
616 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
617 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
618 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
619 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
620 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
621 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
622 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
623 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
624 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
625 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
626 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
628 * config/arm/arm-tune.md: Regenerate.
629 * config/arm/arm-protos.h: Update prototypes.
630 * config/arm/vfp.md: Enable patterns for Thumb-2.
631 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
632 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
633 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
634 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
635 * config/arm/libunwind.S: Add Thumb-2 code.
636 * config/arm/constraints.md: Update include Thumb-2.
637 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
638 * config/arm/ieee754-df.S: Ditto.
639 * config/arm/bpabi.S: Ditto.
640 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
641 * config/arm/predicates.md (low_register_operand,
642 low_reg_or_int_operand, thumb_16bit_operator): New.
643 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
644 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
645 * config/arm/t-arm-elf: Add armv7 multilib.
646 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
648 (UNSPEC_STACK_ALIGN, ce_count): New.
649 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
650 arm_zero_extendsidi2, arm_zero_extendqidi2): New
652 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
653 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
654 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
655 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
656 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
657 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
659 * doc/extend.texi: Document ARMv7-M interrupt functions.
660 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
662 2007-01-03 Jakub Jelinek <jakub@redhat.com>
664 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
665 (struct _Unwind_Context): Rename args_size to flags, remove
666 signal_frame field, add a new args_size field and version field.
667 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
668 _Unwind_IsExtendedContext): New inline functions.
669 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
670 Assume by_value array is only present if _Unwind_IsExtendedContext.
671 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
672 _Unwind_IsSignalFrame.
673 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
674 (uw_update_context_1): Use _Unwind_SetSignalFrame.
675 (uw_init_context_1): Initialize context->flags to
676 EXTENDED_CONTEXT_BIT.
677 * config/rs6000/linux-unwind.h (frob_update_context): Use
678 _Unwind_SetSignalFrame.
680 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
683 * gimplify.c (gimplify_modify_expr_complex_part): Move below
684 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
687 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
689 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
690 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
692 * config/i386/i386.md (*sse_prologue_save_insn): Use return
695 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
696 * cfgbuild.c (find_basic_blocks): Likewise.
697 * cfgrtl.c (rtl_create_basic_block): Likewise.
698 * function.c (temp_slots_at_level): Likewise.
699 * reg-stack.c (stack_regs_mentioned): Likewise.
700 * regclass.c (allocate_reg_info): Likewise.
701 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
702 set_bb_for_stmt, move_block_to_fn): Likewise.
703 * tree-complex.c (tree_lower_complex): Likewise.
704 * vec.h (VEC_safe_grow_cleared): New.
706 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
708 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
710 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
711 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
713 * cfgloopmanip.c (scale_loop_frequencies): Export.
714 (loopify): Scale the frequencies by prescribed coefficients.
715 (set_zero_probability): New function.
716 (duplicate_loop_to_header_edge): Improve updating of frequencies.
717 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
718 and frequencies according to arguments.
719 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
721 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
722 * modulo-sched.c (sms_schedule): Set probabilities for entering
723 versioned loop correctly.
724 * tree-vect-transform.c (vect_transform_loop): Ditto.
725 * cfgloop.h (loopify, loop_version): Declaration changed.
726 (scale_loop_frequencies): Declared.
728 2007-01-02 Jan Hubicka <jh@suse.cz>
730 * cgraph.c: Include tree-flow.h
731 (cgraph_add_new-function): Handle IPA_SSA mode; execute
733 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
734 * tree-pass.h (pass_all_early_optimizations): Declare.
735 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
737 (cgraph_analyze_function): Do early_local_passes.
738 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
739 Do not add referenced vars.
740 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
742 (gate_all_early_local_passes): New gate.
743 (pass_early_local_passes): Use new gate.
744 (execute_early_local_optimizations): New functions.
745 (gate_all_early_optimizations): New gate.
746 (pass_all_early_optimizations): New pass.
747 (execute_free_datastructures): Free SSA only when initialized.
748 (gate_init_datastructures): Init only when optimizing.
749 (tree_lowering_passes): Do early local passes when called late.
750 * tree-profile.c (do_tree_profiling): Don't profile functions added
752 (do_early_tree_profiling, pass_early_tree_profile): Kill.
753 * tree-cfg.c (update_modified_stmts): Do not update when operands are
755 * passes.c (init_optimizations_passes): Reorder so we go into SSA
756 during early_local_passes.
757 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
760 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
762 * Makefile.in: Update copyright year.
764 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
766 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
767 in $(lang_checks) and check-consistency targets.
769 2007-01-02 Jan Hubicka <jh@suse.cz>
771 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
772 Do not add referenced vars.
773 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
775 * passes.c (init_optimization_passes): Put mudflap_2 after
778 2007-01-02 Jan Hubicka <jh@suse.cz>
780 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
781 Set NOTHROW flag on call statements proved to be nothrow.
782 Update statement of local calls so new pure/const functions are
783 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
785 (tree_rest_of_compilation): Register hooks and initialize bitmap
786 early. Do not set after_inlining flag.
788 2007-01-02 Steve Ellcey <sje@cup.hp.com>
790 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
791 HOST_BITS_PER_LONGLONG
793 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
796 * c-typeck.c (store_init_value): Don't emit pedantic overflow
797 warning for non-static initializers.
799 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
801 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
802 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
803 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
804 Always use set_unique_reg_note to add REG_EQUAL notes.
806 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
809 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
811 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
812 * cfgbuild.c (find_basic_blocks): Likewise.
813 * cfgrtl.c (rtl_create_basic_block): Likewise.
814 * function.c (temp_slots_at_level): Likewise.
815 * reg-stack.c (stack_regs_mentioned): Likewise.
816 * regclass.c (allocate_reg_info): Likewise.
817 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
818 set_bb_for_stmt, move_block_to_fn): Likewise.
819 * tree-complex.c (tree_lower_complex): Likewise.
820 * vec.h (VEC_safe_grow_cleared): New.
822 2007-01-02 Ian Lance Taylor <iant@google.com>
824 * c-common.c (c_common_truthvalue_conversion): When warning about
825 using an assignment as a truth value, set TREE_NO_WARNING.
827 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
830 * c.opt (Wold-style-declaration): New.
831 * doc/invoke.texi (C-only Warning Options): New.
832 (Wold-style-declaration): Document it.
833 (Wextra): Enabled by -Wextra.
834 * c-opts.c (c_common_post_options): Enabled by -Wextra.
835 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
836 -Wold-style-declaration.
838 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
840 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
841 * cfgbuild.c (find_basic_blocks): Likewise.
842 * cfgrtl.c (rtl_create_basic_block): Likewise.
843 * function.c (temp_slots_at_level): Likewise.
844 * reg-stack.c (stack_regs_mentioned): Likewise.
845 * regclass.c (allocate_reg_info): Likewise.
846 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
847 set_bb_for_stmt, move_block_to_fn): Likewise.
848 * tree-complex.c (tree_lower_complex): Likewise.
849 * vec.h (VEC_safe_grow_cleared): New.
851 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
853 * c-common.c(c_common_nodes_and_builtins): Since variants of
854 void_type_node get built before it is given a name, we need to
855 give those variants the name, too.
856 (complete_array_type): We need to work with the canonical main
857 type of the array, from which we will build the qualified version.
858 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
859 * print-tree.c (print_node): Display canonical type information
861 * stor-layout.c (layout_type): When we don't know the
862 alignment of a type for which we're building an array, we end up
863 guessing wrong, so make the type require structural equality.
864 * tree.c (make_node_stat): When we build a new type, it is its
866 (build_type_attribute_qual_variant): When building an attribute
867 variant, its canonical type is the non-attribute variant. However,
868 if the attributes are target-dependent and they differ, we need to
869 use structural equality checks for this type.
870 (build_qualified_type): A qualified type is not equivalent to its
871 unqualified variant; set the canonical type appropriately.
872 (build_distinct_type_copy): When building a distinct type from
873 another type, the new type is its own canonical type.
874 (build_variant_type_copy): When building a new type variant, we
875 assume that it is equivalent to the original type.
876 (build_pointer_type_for_mode): When building a pointer type, also
877 build a canonical type pointer.
878 (build_reference_type_for_mode): When building a reference type,
879 also build a canonical type reference.
880 (build_index_type): When we can't hash an index type (e.g.,
881 because its maximum value is negative), the index type requires
882 structural equality tests.
883 (build_array_type): Build the canonical form of an array type.
884 (build_function_type): Function types require structural equality,
885 because they contain default arguments, attributes, etc.
886 (build_method_type_directly): Ditto for method types.
887 (build_offset_type): Build the canonical offset type.
888 (build_complex_type): Build the canonical vector type.
889 (make_vector_type): Build the canonical vector type.
890 * tree.h (TYPE_CANONICAL): New.
891 (TYPE_STRUCTURAL_EQUALITY_P): New.
892 (SET_TYPE_STRUCTURAL_EQUALITY): New.
893 (struct tree_type): Added "canonical" field.
894 * params.h (VERIFY_CANONICAL_TYPES): New.
895 * doc/c-tree.texi (TYPE_CANONICAL): Document.
896 (TYPE_STRUCTURAL_EQUALITY_P): Document.
897 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
898 * doc/invoke.texi (verify-canonical-types): Document --param
899 parameter for verifying canonical types.
901 2007-01-02 Joseph Myers <joseph@codesourcery.com>
903 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
904 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
905 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
906 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
908 * config/rs6000/e500.h: New.
909 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
910 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
912 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
913 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
914 TARGET_E500_DOUBLE): Remove.
915 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
916 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
917 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
918 * config/rs6000/rs6000.c (rs6000_override_options): Use
921 2007-01-02 Joseph Myers <joseph@codesourcery.com>
923 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
924 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
925 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
926 rs6000_emit_cmove): Don't check TARGET_E500.
927 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
928 sordered): Don't check TARGET_E500.
930 2007-01-01 Eric Christopher <echristo@apple.com>
932 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
935 2007-01-01 Roger Sayle <roger@eyesopen.com>
937 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
938 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
939 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
942 2007-01-01 Mike Stump <mrs@apple.com>
944 * configure.ac: Remove support for building with Apple's gcc-3.1.
946 2007-01-02 Joseph Myers <joseph@codesourcery.com>
949 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
950 REG is a hard register. Do not modify REG before calling
952 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
953 multiple of the size of YMODE for certain lowpart cases.
955 2007-01-01 Andrew Pinski <pinskia@gmail.com>
958 * gimplify (voidify_wrapper_expr): Update for
961 2007-01-01 Andreas Schwab <schwab@suse.de>
964 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
965 save of BR0 in extra_spill_size instead of spill_size.
966 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
968 (ia64_expand_epilogue): Restore BR0 from its new location.
970 2007-01-01 Andrew Pinski <pinskia@gmail.com>
972 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
973 Use a temporary variable if the left hand side is not a gimple
976 2007-01-01 Andrew Pinski <pinskia@gmail.com>
978 * gimplify.c (gimplify_return_expr): Make the temporary variable
979 for the return expression, a gimple register variable.
981 2007-01-01 Jan Hubicka <jh@suse.cz>
983 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
986 2007-01-01 Mike Stump <mrs@apple.com>
988 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
990 * config/darwin.c (machopic_select_rtx_section): Use
992 (darwin_mergeable_constant_section): Likewise.
993 * configure: Regenerate.
994 * config.in: Regenerate.
996 2007-01-01 Jan Hubicka <jh@suse.cz>
997 Andrew Pinski <pinskia@gmail.com>
999 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1000 before starting IPA passes.